diff options
| author | Artem B. Bityuckiy <dedekind@infradead.org> | 2005-07-06 15:43:18 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-07-06 19:40:38 +0200 |
| commit | b3539219c9ea20ebf6a5ea3cc534f423a3607c41 (patch) | |
| tree | d17c31c0eac0a7290ba5011b59a100fd9e9c9532 /drivers | |
| parent | 6430a8def12edebc1c9c7c2621d33ca0e8653c33 (diff) | |
| parent | a18bcb7450840f07a772a45229de4811d930f461 (diff) | |
| download | kernel_samsung_smdk4412-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.zip kernel_samsung_smdk4412-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.tar.gz kernel_samsung_smdk4412-b3539219c9ea20ebf6a5ea3cc534f423a3607c41.tar.bz2 | |
Merge with rsync://fileserver/linux
Update to 2.6.12-rc3
Diffstat (limited to 'drivers')
515 files changed, 26856 insertions, 21660 deletions
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c index 5a0adbf..97013dd 100644 --- a/drivers/acpi/container.c +++ b/drivers/acpi/container.c @@ -153,7 +153,7 @@ container_device_add(struct acpi_device **device, acpi_handle handle) return_VALUE(-ENODEV); } - result = acpi_bus_scan(*device); + result = acpi_bus_start(*device); return_VALUE(result); } diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c index 5d19b39..5148f3c 100644 --- a/drivers/acpi/pci_bind.c +++ b/drivers/acpi/pci_bind.c @@ -61,15 +61,14 @@ acpi_pci_data_handler ( /** - * acpi_os_get_pci_id + * acpi_get_pci_id * ------------------ * This function is used by the ACPI Interpreter (a.k.a. Core Subsystem) * to resolve PCI information for ACPI-PCI devices defined in the namespace. * This typically occurs when resolving PCI operation region information. */ -#ifdef ACPI_FUTURE_USAGE acpi_status -acpi_os_get_pci_id ( +acpi_get_pci_id ( acpi_handle handle, struct acpi_pci_id *id) { @@ -78,7 +77,7 @@ acpi_os_get_pci_id ( struct acpi_device *device = NULL; struct acpi_pci_data *data = NULL; - ACPI_FUNCTION_TRACE("acpi_os_get_pci_id"); + ACPI_FUNCTION_TRACE("acpi_get_pci_id"); if (!id) return_ACPI_STATUS(AE_BAD_PARAMETER); @@ -92,7 +91,7 @@ acpi_os_get_pci_id ( } status = acpi_get_data(handle, acpi_pci_data_handler, (void**) &data); - if (ACPI_FAILURE(status) || !data || !data->dev) { + if (ACPI_FAILURE(status) || !data) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid ACPI-PCI context for device %s\n", acpi_device_bid(device))); @@ -115,7 +114,7 @@ acpi_os_get_pci_id ( return_ACPI_STATUS(AE_OK); } -#endif /* ACPI_FUTURE_USAGE */ +EXPORT_SYMBOL(acpi_get_pci_id); int @@ -129,6 +128,8 @@ acpi_pci_bind ( char *pathname = NULL; struct acpi_buffer buffer = {0, NULL}; acpi_handle handle = NULL; + struct pci_dev *dev; + struct pci_bus *bus; ACPI_FUNCTION_TRACE("acpi_pci_bind"); @@ -193,8 +194,20 @@ acpi_pci_bind ( * Locate matching device in PCI namespace. If it doesn't exist * this typically means that the device isn't currently inserted * (e.g. docking station, port replicator, etc.). + * We cannot simply search the global pci device list, since + * PCI devices are added to the global pci list when the root + * bridge start ops are run, which may not have happened yet. */ - data->dev = pci_find_slot(data->id.bus, PCI_DEVFN(data->id.device, data->id.function)); + bus = pci_find_bus(data->id.segment, data->id.bus); + if (bus) { + list_for_each_entry(dev, &bus->devices, bus_list) { + if (dev->devfn == PCI_DEVFN(data->id.device, + data->id.function)) { + data->dev = dev; + break; + } + } + } if (!data->dev) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device %02x:%02x:%02x.%02x not present in PCI namespace\n", diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index 8dbf802..d1f42b9 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -433,7 +433,7 @@ acpi_pci_irq_enable ( printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: no GSI", pci_name(dev), ('A' + pin)); /* Interrupt Line values above 0xF are forbidden */ - if (dev->irq >= 0 && (dev->irq <= 0xF)) { + if (dev->irq > 0 && (dev->irq <= 0xF)) { printk(" - using IRQ %d\n", dev->irq); acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW); return_VALUE(0); diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 7e6b8e3..5d2f77f 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -46,6 +46,7 @@ ACPI_MODULE_NAME ("pci_root") static int acpi_pci_root_add (struct acpi_device *device); static int acpi_pci_root_remove (struct acpi_device *device, int type); +static int acpi_pci_root_start (struct acpi_device *device); static struct acpi_driver acpi_pci_root_driver = { .name = ACPI_PCI_ROOT_DRIVER_NAME, @@ -54,6 +55,7 @@ static struct acpi_driver acpi_pci_root_driver = { .ops = { .add = acpi_pci_root_add, .remove = acpi_pci_root_remove, + .start = acpi_pci_root_start, }, }; @@ -169,6 +171,7 @@ acpi_pci_root_add ( if (!root) return_VALUE(-ENOMEM); memset(root, 0, sizeof(struct acpi_pci_root)); + INIT_LIST_HEAD(&root->node); root->handle = device->handle; strcpy(acpi_device_name(device), ACPI_PCI_ROOT_DEVICE_NAME); @@ -298,12 +301,31 @@ acpi_pci_root_add ( root->id.bus); end: - if (result) + if (result) { + if (!list_empty(&root->node)) + list_del(&root->node); kfree(root); + } return_VALUE(result); } +static int +acpi_pci_root_start ( + struct acpi_device *device) +{ + struct acpi_pci_root *root; + + ACPI_FUNCTION_TRACE("acpi_pci_root_start"); + + list_for_each_entry(root, &acpi_pci_roots, node) { + if (root->handle == device->handle) { + pci_bus_add_devices(root->bus); + return_VALUE(0); + } + } + return_VALUE(-ENODEV); +} static int acpi_pci_root_remove ( diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index f477874..76156ac 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -723,7 +723,7 @@ int acpi_processor_device_add( return_VALUE(-ENODEV); } - acpi_bus_scan(*device); + acpi_bus_start(*device); pr = acpi_driver_data(*device); if (!pr) diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index e858855..337d49b 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -553,20 +553,29 @@ acpi_bus_driver_init ( * upon possible configuration and currently allocated resources. */ + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Driver successfully bound to device\n")); + return_VALUE(0); +} + +int +acpi_start_single_object ( + struct acpi_device *device) +{ + int result = 0; + struct acpi_driver *driver; + + ACPI_FUNCTION_TRACE("acpi_start_single_object"); + + if (!(driver = device->driver)) + return_VALUE(0); + if (driver->ops.start) { result = driver->ops.start(device); if (result && driver->ops.remove) driver->ops.remove(device, ACPI_BUS_REMOVAL_NORMAL); - return_VALUE(result); } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Driver successfully bound to device\n")); - - if (driver->ops.scan) { - driver->ops.scan(device); - } - - return_VALUE(0); + return_VALUE(result); } static int acpi_driver_attach(struct acpi_driver * drv) @@ -586,6 +595,7 @@ static int acpi_driver_attach(struct acpi_driver * drv) if (!acpi_bus_match(dev, drv)) { if (!acpi_bus_driver_init(dev, drv)) { + acpi_start_single_object(dev); atomic_inc(&drv->references); count++; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found driver [%s] for device [%s]\n", @@ -1009,8 +1019,8 @@ acpi_bus_remove ( } -int -acpi_bus_add ( +static int +acpi_add_single_object ( struct acpi_device **child, struct acpi_device *parent, acpi_handle handle, @@ -1019,7 +1029,7 @@ acpi_bus_add ( int result = 0; struct acpi_device *device = NULL; - ACPI_FUNCTION_TRACE("acpi_bus_add"); + ACPI_FUNCTION_TRACE("acpi_add_single_object"); if (!child) return_VALUE(-EINVAL); @@ -1140,7 +1150,7 @@ acpi_bus_add ( * * TBD: Assumes LDM provides driver hot-plug capability. */ - acpi_bus_find_driver(device); + result = acpi_bus_find_driver(device); end: if (!result) @@ -1153,10 +1163,10 @@ end: return_VALUE(result); } -EXPORT_SYMBOL(acpi_bus_add); -int acpi_bus_scan (struct acpi_device *start) +static int acpi_bus_scan (struct acpi_device *start, + struct acpi_bus_ops *ops) { acpi_status status = AE_OK; struct acpi_device *parent = NULL; @@ -1229,9 +1239,20 @@ int acpi_bus_scan (struct acpi_device *start) continue; } - status = acpi_bus_add(&child, parent, chandle, type); - if (ACPI_FAILURE(status)) - continue; + if (ops->acpi_op_add) + status = acpi_add_single_object(&child, parent, + chandle, type); + else + status = acpi_bus_get_device(chandle, &child); + + if (ACPI_FAILURE(status)) + continue; + + if (ops->acpi_op_start) { + status = acpi_start_single_object(child); + if (ACPI_FAILURE(status)) + continue; + } /* * If the device is present, enabled, and functioning then @@ -1257,8 +1278,50 @@ int acpi_bus_scan (struct acpi_device *start) return_VALUE(0); } -EXPORT_SYMBOL(acpi_bus_scan); +int +acpi_bus_add ( + struct acpi_device **child, + struct acpi_device *parent, + acpi_handle handle, + int type) +{ + int result; + struct acpi_bus_ops ops; + + ACPI_FUNCTION_TRACE("acpi_bus_add"); + + result = acpi_add_single_object(child, parent, handle, type); + if (!result) { + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_add = 1; + result = acpi_bus_scan(*child, &ops); + } + return_VALUE(result); +} +EXPORT_SYMBOL(acpi_bus_add); + +int +acpi_bus_start ( + struct acpi_device *device) +{ + int result; + struct acpi_bus_ops ops; + + ACPI_FUNCTION_TRACE("acpi_bus_start"); + + if (!device) + return_VALUE(-EINVAL); + + result = acpi_start_single_object(device); + if (!result) { + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_start = 1; + result = acpi_bus_scan(device, &ops); + } + return_VALUE(result); +} +EXPORT_SYMBOL(acpi_bus_start); static int acpi_bus_trim(struct acpi_device *start, @@ -1331,13 +1394,19 @@ acpi_bus_scan_fixed ( /* * Enumerate all fixed-feature devices. */ - if (acpi_fadt.pwr_button == 0) - result = acpi_bus_add(&device, acpi_root, + if (acpi_fadt.pwr_button == 0) { + result = acpi_add_single_object(&device, acpi_root, NULL, ACPI_BUS_TYPE_POWER_BUTTON); + if (!result) + result = acpi_start_single_object(device); + } - if (acpi_fadt.sleep_button == 0) - result = acpi_bus_add(&device, acpi_root, + if (acpi_fadt.sleep_button == 0) { + result = acpi_add_single_object(&device, acpi_root, NULL, ACPI_BUS_TYPE_SLEEP_BUTTON); + if (!result) + result = acpi_start_single_object(device); + } return_VALUE(result); } @@ -1346,6 +1415,7 @@ acpi_bus_scan_fixed ( static int __init acpi_scan_init(void) { int result; + struct acpi_bus_ops ops; ACPI_FUNCTION_TRACE("acpi_scan_init"); @@ -1357,17 +1427,23 @@ static int __init acpi_scan_init(void) /* * Create the root device in the bus's device tree */ - result = acpi_bus_add(&acpi_root, NULL, ACPI_ROOT_OBJECT, + result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT, ACPI_BUS_TYPE_SYSTEM); if (result) goto Done; + result = acpi_start_single_object(acpi_root); + /* * Enumerate devices in the ACPI namespace. */ result = acpi_bus_scan_fixed(acpi_root); - if (!result) - result = acpi_bus_scan(acpi_root); + if (!result) { + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_add = 1; + ops.acpi_op_start = 1; + result = acpi_bus_scan(acpi_root, &ops); + } if (result) acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL); diff --git a/drivers/base/base.h b/drivers/base/base.h index 645f626..783752b 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -5,6 +5,7 @@ extern int bus_add_driver(struct device_driver *); extern void bus_remove_driver(struct device_driver *); extern void driver_detach(struct device_driver * drv); +extern int driver_probe_device(struct device_driver *, struct device *); static inline struct class_device *to_class_dev(struct kobject *obj) { diff --git a/drivers/base/bus.c b/drivers/base/bus.c index c3fac7f..96fe2f9 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -133,6 +133,58 @@ static struct kobj_type ktype_bus = { decl_subsys(bus, &ktype_bus, NULL); +/* Manually detach a device from it's associated driver. */ +static int driver_helper(struct device *dev, void *data) +{ + const char *name = data; + + if (strcmp(name, dev->bus_id) == 0) + return 1; + return 0; +} + +static ssize_t driver_unbind(struct device_driver *drv, + const char *buf, size_t count) +{ + struct bus_type *bus = get_bus(drv->bus); + struct device *dev; + int err = -ENODEV; + + dev = bus_find_device(bus, NULL, (void *)buf, driver_helper); + if ((dev) && + (dev->driver == drv)) { + device_release_driver(dev); + err = count; + } + return err; +} +static DRIVER_ATTR(unbind, S_IWUSR, NULL, driver_unbind); + +/* + * Manually attach a device to a driver. + * Note: the driver must want to bind to the device, + * it is not possible to override the driver's id table. + */ +static ssize_t driver_bind(struct device_driver *drv, + const char *buf, size_t count) +{ + struct bus_type *bus = get_bus(drv->bus); + struct device *dev; + int err = -ENODEV; + + dev = bus_find_device(bus, NULL, (void *)buf, driver_helper); + if ((dev) && + (dev->driver == NULL)) { + down(&dev->sem); + err = driver_probe_device(drv, dev); + up(&dev->sem); + put_device(dev); + } + return err; +} +static DRIVER_ATTR(bind, S_IWUSR, NULL, driver_bind); + + static struct device * next_device(struct klist_iter * i) { struct klist_node * n = klist_next(i); @@ -177,6 +229,39 @@ int bus_for_each_dev(struct bus_type * bus, struct device * start, return error; } +/** + * bus_find_device - device iterator for locating a particular device. + * @bus: bus type + * @start: Device to begin with + * @data: Data to pass to match function + * @match: Callback function to check device + * + * This is similar to the bus_for_each_dev() function above, but it + * returns a reference to a device that is 'found' for later use, as + * determined by the @match callback. + * + * The callback should return 0 if the device doesn't match and non-zero + * if it does. If the callback returns non-zero, this function will + * return to the caller and not iterate over any more devices. + */ +struct device * bus_find_device(struct bus_type *bus, + struct device *start, void *data, + int (*match)(struct device *, void *)) +{ + struct klist_iter i; + struct device *dev; + + if (!bus) + return NULL; + + klist_iter_init_node(&bus->klist_devices, &i, + (start ? &start->knode_bus : NULL)); + while ((dev = next_device(&i))) + if (match(dev, data) && get_device(dev)) + break; + klist_iter_exit(&i); + return dev; +} static struct device_driver * next_driver(struct klist_iter * i) @@ -363,6 +448,8 @@ int bus_add_driver(struct device_driver * drv) module_add_driver(drv->owner, drv); driver_add_attrs(bus, drv); + driver_create_file(drv, &driver_attr_unbind); + driver_create_file(drv, &driver_attr_bind); } return error; } @@ -380,6 +467,8 @@ int bus_add_driver(struct device_driver * drv) void bus_remove_driver(struct device_driver * drv) { if (drv->bus) { + driver_remove_file(drv, &driver_attr_bind); + driver_remove_file(drv, &driver_attr_unbind); driver_remove_attrs(drv->bus, drv); klist_remove(&drv->knode_bus); pr_debug("bus %s: remove driver %s\n", drv->bus->name, drv->name); @@ -394,31 +483,22 @@ void bus_remove_driver(struct device_driver * drv) /* Helper for bus_rescan_devices's iter */ static int bus_rescan_devices_helper(struct device *dev, void *data) { - int *count = data; - - if (!dev->driver && (device_attach(dev) > 0)) - (*count)++; - + if (!dev->driver) + device_attach(dev); return 0; } - /** - * bus_rescan_devices - rescan devices on the bus for possible drivers - * @bus: the bus to scan. + * bus_rescan_devices - rescan devices on the bus for possible drivers + * @bus: the bus to scan. * - * This function will look for devices on the bus with no driver - * attached and rescan it against existing drivers to see if it - * matches any. Calls device_attach(). Returns the number of devices - * that were sucessfully bound to a driver. + * This function will look for devices on the bus with no driver + * attached and rescan it against existing drivers to see if it matches + * any by calling device_attach() for the unbound devices. */ -int bus_rescan_devices(struct bus_type * bus) +void bus_rescan_devices(struct bus_type * bus) { - int count = 0; - - bus_for_each_dev(bus, NULL, &count, bus_rescan_devices_helper); - - return count; + bus_for_each_dev(bus, NULL, NULL, bus_rescan_devices_helper); } @@ -557,6 +637,7 @@ int __init buses_init(void) EXPORT_SYMBOL_GPL(bus_for_each_dev); +EXPORT_SYMBOL_GPL(bus_find_device); EXPORT_SYMBOL_GPL(bus_for_each_drv); EXPORT_SYMBOL_GPL(bus_add_device); diff --git a/drivers/base/core.c b/drivers/base/core.c index 86d7975..efe03a0 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -333,7 +333,7 @@ void device_del(struct device * dev) struct device * parent = dev->parent; if (parent) - klist_remove(&dev->knode_parent); + klist_del(&dev->knode_parent); /* Notify the platform of the removal, in case they * need to do anything... diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 6db3a78..16323f9 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -65,7 +65,7 @@ void device_bind_driver(struct device * dev) * * This function must be called with @dev->sem held. */ -static int driver_probe_device(struct device_driver * drv, struct device * dev) +int driver_probe_device(struct device_driver * drv, struct device * dev) { int ret = 0; diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 1b64588..291c595 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -56,6 +56,41 @@ EXPORT_SYMBOL_GPL(driver_for_each_device); /** + * driver_find_device - device iterator for locating a particular device. + * @driver: The device's driver + * @start: Device to begin with + * @data: Data to pass to match function + * @match: Callback function to check device + * + * This is similar to the driver_for_each_device() function above, but + * it returns a reference to a device that is 'found' for later use, as + * determined by the @match callback. + * + * The callback should return 0 if the device doesn't match and non-zero + * if it does. If the callback returns non-zero, this function will + * return to the caller and not iterate over any more devices. + */ +struct device * driver_find_device(struct device_driver *drv, + struct device * start, void * data, + int (*match)(struct device *, void *)) +{ + struct klist_iter i; + struct device *dev; + + if (!drv) + return NULL; + + klist_iter_init_node(&drv->klist_devices, &i, + (start ? &start->knode_driver : NULL)); + while ((dev = next_device(&i))) + if (match(dev, data) && get_device(dev)) + break; + klist_iter_exit(&i); + return dev; +} +EXPORT_SYMBOL_GPL(driver_find_device); + +/** * driver_create_file - create sysfs file for driver. * @drv: driver. * @attr: driver attribute descriptor. diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 97fe13f..6522814 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -74,6 +74,8 @@ static ssize_t firmware_timeout_store(struct class *class, const char *buf, size_t count) { loading_timeout = simple_strtol(buf, NULL, 10); + if (loading_timeout < 0) + loading_timeout = 0; return count; } @@ -138,6 +140,10 @@ firmware_loading_store(struct class_device *class_dev, switch (loading) { case 1: down(&fw_lock); + if (!fw_priv->fw) { + up(&fw_lock); + break; + } vfree(fw_priv->fw->data); fw_priv->fw->data = NULL; fw_priv->fw->size = 0; @@ -178,7 +184,7 @@ firmware_data_read(struct kobject *kobj, down(&fw_lock); fw = fw_priv->fw; - if (test_bit(FW_STATUS_DONE, &fw_priv->status)) { + if (!fw || test_bit(FW_STATUS_DONE, &fw_priv->status)) { ret_count = -ENODEV; goto out; } @@ -238,9 +244,10 @@ firmware_data_write(struct kobject *kobj, if (!capable(CAP_SYS_RAWIO)) return -EPERM; + down(&fw_lock); fw = fw_priv->fw; - if (test_bit(FW_STATUS_DONE, &fw_priv->status)) { + if (!fw || test_bit(FW_STATUS_DONE, &fw_priv->status)) { retval = -ENODEV; goto out; } @@ -418,7 +425,7 @@ request_firmware(const struct firmware **firmware_p, const char *name, fw_priv = class_get_devdata(class_dev); - if (loading_timeout) { + if (loading_timeout > 0) { fw_priv->timeout.expires = jiffies + loading_timeout * HZ; add_timer(&fw_priv->timeout); } diff --git a/drivers/block/as-iosched.c b/drivers/block/as-iosched.c index 3410b4d..91aeb67 100644 --- a/drivers/block/as-iosched.c +++ b/drivers/block/as-iosched.c @@ -1806,7 +1806,8 @@ static void as_put_request(request_queue_t *q, struct request *rq) rq->elevator_private = NULL; } -static int as_set_request(request_queue_t *q, struct request *rq, int gfp_mask) +static int as_set_request(request_queue_t *q, struct request *rq, + struct bio *bio, int gfp_mask) { struct as_data *ad = q->elevator->elevator_data; struct as_rq *arq = mempool_alloc(ad->arq_pool, gfp_mask); @@ -1827,7 +1828,7 @@ static int as_set_request(request_queue_t *q, struct request *rq, int gfp_mask) return 1; } -static int as_may_queue(request_queue_t *q, int rw) +static int as_may_queue(request_queue_t *q, int rw, struct bio *bio) { int ret = ELV_MQUEUE_MAY; struct as_data *ad = q->elevator->elevator_data; diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index abde270..3e9fb6e 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -1,6 +1,6 @@ /* * Disk Array driver for HP SA 5xxx and 6xxx Controllers - * Copyright 2000, 2002 Hewlett-Packard Development Company, L.P. + * Copyright 2000, 2005 Hewlett-Packard Development Company, L.P. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -54,7 +54,7 @@ MODULE_AUTHOR("Hewlett-Packard Company"); MODULE_DESCRIPTION("Driver for HP Controller SA5xxx SA6xxx version 2.6.6"); MODULE_SUPPORTED_DEVICE("HP SA5i SA5i+ SA532 SA5300 SA5312 SA641 SA642 SA6400" - " SA6i P600 P800 E400"); + " SA6i P600 P800 E400 E300"); MODULE_LICENSE("GPL"); #include "cciss_cmd.h" @@ -85,8 +85,10 @@ static const struct pci_device_id cciss_pci_device_id[] = { 0x103C, 0x3225, 0, 0, 0}, { PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSB, 0x103c, 0x3223, 0, 0, 0}, - { PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSB, + { PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103c, 0x3231, 0, 0, 0}, + { PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, + 0x103c, 0x3233, 0, 0, 0}, {0,} }; MODULE_DEVICE_TABLE(pci, cciss_pci_device_id); @@ -110,6 +112,7 @@ static struct board_type products[] = { { 0x3225103C, "Smart Array P600", &SA5_access}, { 0x3223103C, "Smart Array P800", &SA5_access}, { 0x3231103C, "Smart Array E400", &SA5_access}, + { 0x3233103C, "Smart Array E300", &SA5_access}, }; /* How long to wait (in millesconds) for board to go into simple mode */ @@ -635,6 +638,7 @@ static int cciss_ioctl(struct inode *inode, struct file *filep, cciss_pci_info_struct pciinfo; if (!arg) return -EINVAL; + pciinfo.domain = pci_domain_nr(host->pdev->bus); pciinfo.bus = host->pdev->bus->number; pciinfo.dev_fn = host->pdev->devfn; pciinfo.board_id = host->board_id; @@ -782,18 +786,10 @@ static int cciss_ioctl(struct inode *inode, struct file *filep, case CCISS_GETLUNINFO: { LogvolInfo_struct luninfo; - int i; luninfo.LunID = drv->LunID; luninfo.num_opens = drv->usage_count; luninfo.num_parts = 0; - /* count partitions 1 to 15 with sizes > 0 */ - for (i = 0; i < MAX_PART - 1; i++) { - if (!disk->part[i]) - continue; - if (disk->part[i]->nr_sects != 0) - luninfo.num_parts++; - } if (copy_to_user(argp, &luninfo, sizeof(LogvolInfo_struct))) return -EFAULT; diff --git a/drivers/block/cfq-iosched.c b/drivers/block/cfq-iosched.c index 3ac47dd..de5746e 100644 --- a/drivers/block/cfq-iosched.c +++ b/drivers/block/cfq-iosched.c @@ -21,22 +21,34 @@ #include <linux/hash.h> #include <linux/rbtree.h> #include <linux/mempool.h> - -static unsigned long max_elapsed_crq; -static unsigned long max_elapsed_dispatch; +#include <linux/ioprio.h> +#include <linux/writeback.h> /* * tunables */ static int cfq_quantum = 4; /* max queue in one round of service */ static int cfq_queued = 8; /* minimum rq allocate limit per-queue*/ -static int cfq_service = HZ; /* period over which service is avg */ -static int cfq_fifo_expire_r = HZ / 2; /* fifo timeout for sync requests */ -static int cfq_fifo_expire_w = 5 * HZ; /* fifo timeout for async requests */ -static int cfq_fifo_rate = HZ / 8; /* fifo expiry rate */ +static int cfq_fifo_expire[2] = { HZ / 4, HZ / 8 }; static int cfq_back_max = 16 * 1024; /* maximum backwards seek, in KiB */ static int cfq_back_penalty = 2; /* penalty of a backwards seek */ +static int cfq_slice_sync = HZ / 10; +static int cfq_slice_async = HZ / 25; +static int cfq_slice_async_rq = 2; +static int cfq_slice_idle = HZ / 100; + +#define CFQ_IDLE_GRACE (HZ / 10) +#define CFQ_SLICE_SCALE (5) + +#define CFQ_KEY_ASYNC (0) +#define CFQ_KEY_ANY (0xffff) + +/* + * disable queueing at the driver/hardware level + */ +static int cfq_max_depth = 1; + /* * for the hash of cfqq inside the cfqd */ @@ -55,6 +67,7 @@ static int cfq_back_penalty = 2; /* penalty of a backwards seek */ #define list_entry_hash(ptr) hlist_entry((ptr), struct cfq_rq, hash) #define list_entry_cfqq(ptr) list_entry((ptr), struct cfq_queue, cfq_list) +#define list_entry_fifo(ptr) list_entry((ptr), struct request, queuelist) #define RQ_DATA(rq) (rq)->elevator_private @@ -75,78 +88,110 @@ static int cfq_back_penalty = 2; /* penalty of a backwards seek */ #define rb_entry_crq(node) rb_entry((node), struct cfq_rq, rb_node) #define rq_rb_key(rq) (rq)->sector -/* - * threshold for switching off non-tag accounting - */ -#define CFQ_MAX_TAG (4) - -/* - * sort key types and names - */ -enum { - CFQ_KEY_PGID, - CFQ_KEY_TGID, - CFQ_KEY_UID, - CFQ_KEY_GID, - CFQ_KEY_LAST, -}; - -static char *cfq_key_types[] = { "pgid", "tgid", "uid", "gid", NULL }; - static kmem_cache_t *crq_pool; static kmem_cache_t *cfq_pool; static kmem_cache_t *cfq_ioc_pool; +#define CFQ_PRIO_LISTS IOPRIO_BE_NR +#define cfq_class_idle(cfqq) ((cfqq)->ioprio_class == IOPRIO_CLASS_IDLE) +#define cfq_class_be(cfqq) ((cfqq)->ioprio_class == IOPRIO_CLASS_BE) +#define cfq_class_rt(cfqq) ((cfqq)->ioprio_class == IOPRIO_CLASS_RT) + +#define ASYNC (0) +#define SYNC (1) + +#define cfq_cfqq_dispatched(cfqq) \ + ((cfqq)->on_dispatch[ASYNC] + (cfqq)->on_dispatch[SYNC]) + +#define cfq_cfqq_class_sync(cfqq) ((cfqq)->key != CFQ_KEY_ASYNC) + +#define cfq_cfqq_sync(cfqq) \ + (cfq_cfqq_class_sync(cfqq) || (cfqq)->on_dispatch[SYNC]) + +/* + * Per block device queue structure + */ struct cfq_data { - struct list_head rr_list; + atomic_t ref; + request_queue_t *queue; + + /* + * rr list of queues with requests and the count of them + */ + struct list_head rr_list[CFQ_PRIO_LISTS]; + struct list_head busy_rr; + struct list_head cur_rr; + struct list_head idle_rr; + unsigned int busy_queues; + + /* + * non-ordered list of empty cfqq's + */ struct list_head empty_list; + /* + * cfqq lookup hash + */ struct hlist_head *cfq_hash; - struct hlist_head *crq_hash; - /* queues on rr_list (ie they have pending requests */ - unsigned int busy_queues; + /* + * global crq hash for all queues + */ + struct hlist_head *crq_hash; unsigned int max_queued; - atomic_t ref; + mempool_t *crq_pool; - int key_type; + int rq_in_driver; - mempool_t *crq_pool; + /* + * schedule slice state info + */ + /* + * idle window management + */ + struct timer_list idle_slice_timer; + struct work_struct unplug_work; - request_queue_t *queue; + struct cfq_queue *active_queue; + struct cfq_io_context *active_cic; + int cur_prio, cur_end_prio; + unsigned int dispatch_slice; + + struct timer_list idle_class_timer; sector_t last_sector; + unsigned long last_end_request; - int rq_in_driver; + unsigned int rq_starved; /* * tunables, see top of file */ unsigned int cfq_quantum; unsigned int cfq_queued; - unsigned int cfq_fifo_expire_r; - unsigned int cfq_fifo_expire_w; - unsigned int cfq_fifo_batch_expire; + unsigned int cfq_fifo_expire[2]; unsigned int cfq_back_penalty; unsigned int cfq_back_max; - unsigned int find_best_crq; - - unsigned int cfq_tagged; + unsigned int cfq_slice[2]; + unsigned int cfq_slice_async_rq; + unsigned int cfq_slice_idle; + unsigned int cfq_max_depth; }; +/* + * Per process-grouping structure + */ struct cfq_queue { /* reference count */ atomic_t ref; /* parent cfq_data */ struct cfq_data *cfqd; - /* hash of mergeable requests */ + /* cfqq lookup hash */ struct hlist_node cfq_hash; /* hash key */ - unsigned long key; - /* whether queue is on rr (or empty) list */ - int on_rr; + unsigned int key; /* on either rr or empty list of cfqd */ struct list_head cfq_list; /* sorted list of pending requests */ @@ -158,21 +203,22 @@ struct cfq_queue { /* currently allocated requests */ int allocated[2]; /* fifo list of requests in sort_list */ - struct list_head fifo[2]; - /* last time fifo expired */ - unsigned long last_fifo_expire; + struct list_head fifo; - int key_type; + unsigned long slice_start; + unsigned long slice_end; + unsigned long slice_left; + unsigned long service_last; - unsigned long service_start; - unsigned long service_used; + /* number of requests that are on the dispatch list */ + int on_dispatch[2]; - unsigned int max_rate; + /* io prio of this group */ + unsigned short ioprio, org_ioprio; + unsigned short ioprio_class, org_ioprio_class; - /* number of requests that have been handed to the driver */ - int in_flight; - /* number of currently allocated requests */ - int alloc_limit[2]; + /* various state flags, see below */ + unsigned int flags; }; struct cfq_rq { @@ -184,42 +230,78 @@ struct cfq_rq { struct cfq_queue *cfq_queue; struct cfq_io_context *io_context; - unsigned long service_start; - unsigned long queue_start; + unsigned int crq_flags; +}; + +enum cfqq_state_flags { + CFQ_CFQQ_FLAG_on_rr = 0, + CFQ_CFQQ_FLAG_wait_request, + CFQ_CFQQ_FLAG_must_alloc, + CFQ_CFQQ_FLAG_must_alloc_slice, + CFQ_CFQQ_FLAG_must_dispatch, + CFQ_CFQQ_FLAG_fifo_expire, + CFQ_CFQQ_FLAG_idle_window, + CFQ_CFQQ_FLAG_prio_changed, + CFQ_CFQQ_FLAG_expired, +}; - unsigned int in_flight : 1; - unsigned int accounted : 1; - unsigned int is_sync : 1; - unsigned int is_write : 1; +#define CFQ_CFQQ_FNS(name) \ +static inline void cfq_mark_cfqq_##name(struct cfq_queue *cfqq) \ +{ \ + cfqq->flags |= (1 << CFQ_CFQQ_FLAG_##name); \ +} \ +static inline void cfq_clear_cfqq_##name(struct cfq_queue *cfqq) \ +{ \ + cfqq->flags &= ~(1 << CFQ_CFQQ_FLAG_##name); \ +} \ +static inline int cfq_cfqq_##name(const struct cfq_queue *cfqq) \ +{ \ + return (cfqq->flags & (1 << CFQ_CFQQ_FLAG_##name)) != 0; \ +} + +CFQ_CFQQ_FNS(on_rr); +CFQ_CFQQ_FNS(wait_request); +CFQ_CFQQ_FNS(must_alloc); +CFQ_CFQQ_FNS(must_alloc_slice); +CFQ_CFQQ_FNS(must_dispatch); +CFQ_CFQQ_FNS(fifo_expire); +CFQ_CFQQ_FNS(idle_window); +CFQ_CFQQ_FNS(prio_changed); +CFQ_CFQQ_FNS(expired); +#undef CFQ_CFQQ_FNS + +enum cfq_rq_state_flags { + CFQ_CRQ_FLAG_in_flight = 0, + CFQ_CRQ_FLAG_in_driver, + CFQ_CRQ_FLAG_is_sync, + CFQ_CRQ_FLAG_requeued, }; -static struct cfq_queue *cfq_find_cfq_hash(struct cfq_data *, unsigned long); +#define CFQ_CRQ_FNS(name) \ +static inline void cfq_mark_crq_##name(struct cfq_rq *crq) \ +{ \ + crq->crq_flags |= (1 << CFQ_CRQ_FLAG_##name); \ +} \ +static inline void cfq_clear_crq_##name(struct cfq_rq *crq) \ +{ \ + crq->crq_flags &= ~(1 << CFQ_CRQ_FLAG_##name); \ +} \ +static inline int cfq_crq_##name(const struct cfq_rq *crq) \ +{ \ + return (crq->crq_flags & (1 << CFQ_CRQ_FLAG_##name)) != 0; \ +} + +CFQ_CRQ_FNS(in_flight); +CFQ_CRQ_FNS(in_driver); +CFQ_CRQ_FNS(is_sync); +CFQ_CRQ_FNS(requeued); +#undef CFQ_CRQ_FNS + +static struct cfq_queue *cfq_find_cfq_hash(struct cfq_data *, unsigned int, unsigned short); static void cfq_dispatch_sort(request_queue_t *, struct cfq_rq *); -static void cfq_update_next_crq(struct cfq_rq *); static void cfq_put_cfqd(struct cfq_data *cfqd); -/* - * what the fairness is based on (ie how processes are grouped and - * differentiated) - */ -static inline unsigned long -cfq_hash_key(struct cfq_data *cfqd, struct task_struct *tsk) -{ - /* - * optimize this so that ->key_type is the offset into the struct - */ - switch (cfqd->key_type) { - case CFQ_KEY_PGID: - return process_group(tsk); - default: - case CFQ_KEY_TGID: - return tsk->tgid; - case CFQ_KEY_UID: - return tsk->uid; - case CFQ_KEY_GID: - return tsk->gid; - } -} +#define process_sync(tsk) ((tsk)->flags & PF_SYNCWRITE) /* * lots of deadline iosched dupes, can be abstracted later... @@ -235,16 +317,12 @@ static void cfq_remove_merge_hints(request_queue_t *q, struct cfq_rq *crq) if (q->last_merge == crq->request) q->last_merge = NULL; - - cfq_update_next_crq(crq); } static inline void cfq_add_crq_hash(struct cfq_data *cfqd, struct cfq_rq *crq) { const int hash_idx = CFQ_MHASH_FN(rq_hash_key(crq->request)); - BUG_ON(!hlist_unhashed(&crq->hash)); - hlist_add_head(&crq->hash, &cfqd->crq_hash[hash_idx]); } @@ -257,8 +335,6 @@ static struct request *cfq_find_rq_hash(struct cfq_data *cfqd, sector_t offset) struct cfq_rq *crq = list_entry_hash(entry); struct request *__rq = crq->request; - BUG_ON(hlist_unhashed(&crq->hash)); - if (!rq_mergeable(__rq)) { cfq_del_crq_hash(crq); continue; @@ -271,6 +347,28 @@ static struct request *cfq_find_rq_hash(struct cfq_data *cfqd, sector_t offset) return NULL; } +static inline int cfq_pending_requests(struct cfq_data *cfqd) +{ + return !list_empty(&cfqd->queue->queue_head) || cfqd->busy_queues; +} + +/* + * scheduler run of queue, if there are requests pending and no one in the + * driver that will restart queueing + */ +static inline void cfq_schedule_dispatch(struct cfq_data *cfqd) +{ + if (!cfqd->rq_in_driver && cfq_pending_requests(cfqd)) + kblockd_schedule_work(&cfqd->unplug_work); +} + +static int cfq_queue_empty(request_queue_t *q) +{ + struct cfq_data *cfqd = q->elevator->elevator_data; + + return !cfq_pending_requests(cfqd); +} + /* * Lifted from AS - choose which of crq1 and crq2 that is best served now. * We choose the request that is closest to the head right now. Distance @@ -287,36 +385,16 @@ cfq_choose_req(struct cfq_data *cfqd, struct cfq_rq *crq1, struct cfq_rq *crq2) return crq2; if (crq2 == NULL) return crq1; + if (cfq_crq_requeued(crq1)) + return crq1; + if (cfq_crq_requeued(crq2)) + return crq2; s1 = crq1->request->sector; s2 = crq2->request->sector; last = cfqd->last_sector; -#if 0 - if (!list_empty(&cfqd->queue->queue_head)) { - struct list_head *entry = &cfqd->queue->queue_head; - unsigned long distance = ~0UL; - struct request *rq; - - while ((entry = entry->prev) != &cfqd->queue->queue_head) { - rq = list_entry_rq(entry); - - if (blk_barrier_rq(rq)) - break; - - if (distance < abs(s1 - rq->sector + rq->nr_sectors)) { - distance = abs(s1 - rq->sector +rq->nr_sectors); - last = rq->sector + rq->nr_sectors; - } - if (distance < abs(s2 - rq->sector + rq->nr_sectors)) { - distance = abs(s2 - rq->sector +rq->nr_sectors); - last = rq->sector + rq->nr_sectors; - } - } - } -#endif - /* * by definition, 1KiB is 2 sectors */ @@ -377,11 +455,14 @@ cfq_find_next_crq(struct cfq_data *cfqd, struct cfq_queue *cfqq, struct cfq_rq *crq_next = NULL, *crq_prev = NULL; struct rb_node *rbnext, *rbprev; - if (!ON_RB(&last->rb_node)) - return NULL; - - if ((rbnext = rb_next(&last->rb_node)) == NULL) + rbnext = NULL; + if (ON_RB(&last->rb_node)) + rbnext = rb_next(&last->rb_node); + if (!rbnext) { rbnext = rb_first(&cfqq->sort_list); + if (rbnext == &last->rb_node) + rbnext = NULL; + } rbprev = rb_prev(&last->rb_node); @@ -401,67 +482,53 @@ static void cfq_update_next_crq(struct cfq_rq *crq) cfqq->next_crq = cfq_find_next_crq(cfqq->cfqd, cfqq, crq); } -static int cfq_check_sort_rr_list(struct cfq_queue *cfqq) +static void cfq_resort_rr_list(struct cfq_queue *cfqq, int preempted) { - struct list_head *head = &cfqq->cfqd->rr_list; - struct list_head *next, *prev; - - /* - * list might still be ordered - */ - next = cfqq->cfq_list.next; - if (next != head) { - struct cfq_queue *cnext = list_entry_cfqq(next); + struct cfq_data *cfqd = cfqq->cfqd; + struct list_head *list, *entry; - if (cfqq->service_used > cnext->service_used) - return 1; - } + BUG_ON(!cfq_cfqq_on_rr(cfqq)); - prev = cfqq->cfq_list.prev; - if (prev != head) { - struct cfq_queue *cprev = list_entry_cfqq(prev); + list_del(&cfqq->cfq_list); - if (cfqq->service_used < cprev->service_used) - return 1; + if (cfq_class_rt(cfqq)) + list = &cfqd->cur_rr; + else if (cfq_class_idle(cfqq)) + list = &cfqd->idle_rr; + else { + /* + * if cfqq has requests in flight, don't allow it to be + * found in cfq_set_active_queue before it has finished them. + * this is done to increase fairness between a process that + * has lots of io pending vs one that only generates one + * sporadically or synchronously + */ + if (cfq_cfqq_dispatched(cfqq)) + list = &cfqd->busy_rr; + else + list = &cfqd->rr_list[cfqq->ioprio]; } - return 0; -} - -static void cfq_sort_rr_list(struct cfq_queue *cfqq, int new_queue) -{ - struct list_head *entry = &cfqq->cfqd->rr_list; - - if (!cfqq->on_rr) - return; - if (!new_queue && !cfq_check_sort_rr_list(cfqq)) + /* + * if queue was preempted, just add to front to be fair. busy_rr + * isn't sorted. + */ + if (preempted || list == &cfqd->busy_rr) { + list_add(&cfqq->cfq_list, list); return; - - list_del(&cfqq->cfq_list); + } /* - * sort by our mean service_used, sub-sort by in-flight requests + * sort by when queue was last serviced */ - while ((entry = entry->prev) != &cfqq->cfqd->rr_list) { + entry = list; + while ((entry = entry->prev) != list) { struct cfq_queue *__cfqq = list_entry_cfqq(entry); - if (cfqq->service_used > __cfqq->service_used) + if (!__cfqq->service_last) + break; + if (time_before(__cfqq->service_last, cfqq->service_last)) break; - else if (cfqq->service_used == __cfqq->service_used) { - struct list_head *prv; - - while ((prv = entry->prev) != &cfqq->cfqd->rr_list) { - __cfqq = list_entry_cfqq(prv); - - WARN_ON(__cfqq->service_used > cfqq->service_used); - if (cfqq->service_used != __cfqq->service_used) - break; - if (cfqq->in_flight > __cfqq->in_flight) - break; - - entry = prv; - } - } } list_add(&cfqq->cfq_list, entry); @@ -469,28 +536,24 @@ static void cfq_sort_rr_list(struct cfq_queue *cfqq, int new_queue) /* * add to busy list of queues for service, trying to be fair in ordering - * the pending list according to requests serviced + * the pending list according to last request service */ static inline void -cfq_add_cfqq_rr(struct cfq_data *cfqd, struct cfq_queue *cfqq) +cfq_add_cfqq_rr(struct cfq_data *cfqd, struct cfq_queue *cfqq, int requeue) { - /* - * it's currently on the empty list - */ - cfqq->on_rr = 1; + BUG_ON(cfq_cfqq_on_rr(cfqq)); + cfq_mark_cfqq_on_rr(cfqq); cfqd->busy_queues++; - if (time_after(jiffies, cfqq->service_start + cfq_service)) - cfqq->service_used >>= 3; - - cfq_sort_rr_list(cfqq, 1); + cfq_resort_rr_list(cfqq, requeue); } static inline void cfq_del_cfqq_rr(struct cfq_data *cfqd, struct cfq_queue *cfqq) { + BUG_ON(!cfq_cfqq_on_rr(cfqq)); + cfq_clear_cfqq_on_rr(cfqq); list_move(&cfqq->cfq_list, &cfqd->empty_list); - cfqq->on_rr = 0; BUG_ON(!cfqd->busy_queues); cfqd->busy_queues--; @@ -505,16 +568,17 @@ static inline void cfq_del_crq_rb(struct cfq_rq *crq) if (ON_RB(&crq->rb_node)) { struct cfq_data *cfqd = cfqq->cfqd; + const int sync = cfq_crq_is_sync(crq); - BUG_ON(!cfqq->queued[crq->is_sync]); + BUG_ON(!cfqq->queued[sync]); + cfqq->queued[sync]--; cfq_update_next_crq(crq); - cfqq->queued[crq->is_sync]--; rb_erase(&crq->rb_node, &cfqq->sort_list); RB_CLEAR_COLOR(&crq->rb_node); - if (RB_EMPTY(&cfqq->sort_list) && cfqq->on_rr) + if (cfq_cfqq_on_rr(cfqq) && RB_EMPTY(&cfqq->sort_list)) cfq_del_cfqq_rr(cfqd, cfqq); } } @@ -550,7 +614,7 @@ static void cfq_add_crq_rb(struct cfq_rq *crq) struct cfq_rq *__alias; crq->rb_key = rq_rb_key(rq); - cfqq->queued[crq->is_sync]++; + cfqq->queued[cfq_crq_is_sync(crq)]++; /* * looks a little odd, but the first insert might return an alias. @@ -561,8 +625,8 @@ static void cfq_add_crq_rb(struct cfq_rq *crq) rb_insert_color(&crq->rb_node, &cfqq->sort_list); - if (!cfqq->on_rr) - cfq_add_cfqq_rr(cfqd, cfqq); + if (!cfq_cfqq_on_rr(cfqq)) + cfq_add_cfqq_rr(cfqd, cfqq, cfq_crq_requeued(crq)); /* * check if this request is a better next-serve candidate @@ -575,17 +639,16 @@ cfq_reposition_crq_rb(struct cfq_queue *cfqq, struct cfq_rq *crq) { if (ON_RB(&crq->rb_node)) { rb_erase(&crq->rb_node, &cfqq->sort_list); - cfqq->queued[crq->is_sync]--; + cfqq->queued[cfq_crq_is_sync(crq)]--; } cfq_add_crq_rb(crq); } -static struct request * -cfq_find_rq_rb(struct cfq_data *cfqd, sector_t sector) +static struct request *cfq_find_rq_rb(struct cfq_data *cfqd, sector_t sector) + { - const unsigned long key = cfq_hash_key(cfqd, current); - struct cfq_queue *cfqq = cfq_find_cfq_hash(cfqd, key); + struct cfq_queue *cfqq = cfq_find_cfq_hash(cfqd, current->pid, CFQ_KEY_ANY); struct rb_node *n; if (!cfqq) @@ -609,20 +672,25 @@ out: static void cfq_deactivate_request(request_queue_t *q, struct request *rq) { + struct cfq_data *cfqd = q->elevator->elevator_data; struct cfq_rq *crq = RQ_DATA(rq); if (crq) { struct cfq_queue *cfqq = crq->cfq_queue; - if (cfqq->cfqd->cfq_tagged) { - cfqq->service_used--; - cfq_sort_rr_list(cfqq, 0); + if (cfq_crq_in_driver(crq)) { + cfq_clear_crq_in_driver(crq); + WARN_ON(!cfqd->rq_in_driver); + cfqd->rq_in_driver--; } + if (cfq_crq_in_flight(crq)) { + const int sync = cfq_crq_is_sync(crq); - if (crq->accounted) { - crq->accounted = 0; - cfqq->cfqd->rq_in_driver--; + cfq_clear_crq_in_flight(crq); + WARN_ON(!cfqq->on_dispatch[sync]); + cfqq->on_dispatch[sync]--; } + cfq_mark_crq_requeued(crq); } } @@ -640,11 +708,10 @@ static void cfq_remove_request(request_queue_t *q, struct request *rq) struct cfq_rq *crq = RQ_DATA(rq); if (crq) { - cfq_remove_merge_hints(q, crq); list_del_init(&rq->queuelist); + cfq_del_crq_rb(crq); + cfq_remove_merge_hints(q, crq); - if (crq->cfq_queue) - cfq_del_crq_rb(crq); } } @@ -662,21 +729,15 @@ cfq_merge(request_queue_t *q, struct request **req, struct bio *bio) } __rq = cfq_find_rq_hash(cfqd, bio->bi_sector); - if (__rq) { - BUG_ON(__rq->sector + __rq->nr_sectors != bio->bi_sector); - - if (elv_rq_merge_ok(__rq, bio)) { - ret = ELEVATOR_BACK_MERGE; - goto out; - } + if (__rq && elv_rq_merge_ok(__rq, bio)) { + ret = ELEVATOR_BACK_MERGE; + goto out; } __rq = cfq_find_rq_rb(cfqd, bio->bi_sector + bio_sectors(bio)); - if (__rq) { - if (elv_rq_merge_ok(__rq, bio)) { - ret = ELEVATOR_FRONT_MERGE; - goto out; - } + if (__rq && elv_rq_merge_ok(__rq, bio)) { + ret = ELEVATOR_FRONT_MERGE; + goto out; } return ELEVATOR_NO_MERGE; @@ -709,20 +770,220 @@ static void cfq_merged_requests(request_queue_t *q, struct request *rq, struct request *next) { - struct cfq_rq *crq = RQ_DATA(rq); - struct cfq_rq *cnext = RQ_DATA(next); - cfq_merged_request(q, rq); - if (!list_empty(&rq->queuelist) && !list_empty(&next->queuelist)) { - if (time_before(cnext->queue_start, crq->queue_start)) { - list_move(&rq->queuelist, &next->queuelist); - crq->queue_start = cnext->queue_start; + /* + * reposition in fifo if next is older than rq + */ + if (!list_empty(&rq->queuelist) && !list_empty(&next->queuelist) && + time_before(next->start_time, rq->start_time)) + list_move(&rq->queuelist, &next->queuelist); + + cfq_remove_request(q, next); +} + +static inline void +__cfq_set_active_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + if (cfqq) { + /* + * stop potential idle class queues waiting service + */ + del_timer(&cfqd->idle_class_timer); + + cfqq->slice_start = jiffies; + cfqq->slice_end = 0; + cfqq->slice_left = 0; + cfq_clear_cfqq_must_alloc_slice(cfqq); + cfq_clear_cfqq_fifo_expire(cfqq); + cfq_clear_cfqq_expired(cfqq); + } + + cfqd->active_queue = cfqq; +} + +/* + * 0 + * 0,1 + * 0,1,2 + * 0,1,2,3 + * 0,1,2,3,4 + * 0,1,2,3,4,5 + * 0,1,2,3,4,5,6 + * 0,1,2,3,4,5,6,7 + */ +static int cfq_get_next_prio_level(struct cfq_data *cfqd) +{ + int prio, wrap; + + prio = -1; + wrap = 0; + do { + int p; + + for (p = cfqd->cur_prio; p <= cfqd->cur_end_prio; p++) { + if (!list_empty(&cfqd->rr_list[p])) { + prio = p; + break; + } + } + + if (prio != -1) + break; + cfqd->cur_prio = 0; + if (++cfqd->cur_end_prio == CFQ_PRIO_LISTS) { + cfqd->cur_end_prio = 0; + if (wrap) + break; + wrap = 1; } + } while (1); + + if (unlikely(prio == -1)) + return -1; + + BUG_ON(prio >= CFQ_PRIO_LISTS); + + list_splice_init(&cfqd->rr_list[prio], &cfqd->cur_rr); + + cfqd->cur_prio = prio + 1; + if (cfqd->cur_prio > cfqd->cur_end_prio) { + cfqd->cur_end_prio = cfqd->cur_prio; + cfqd->cur_prio = 0; + } + if (cfqd->cur_end_prio == CFQ_PRIO_LISTS) { + cfqd->cur_prio = 0; + cfqd->cur_end_prio = 0; } - cfq_update_next_crq(cnext); - cfq_remove_request(q, next); + return prio; +} + +static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd) +{ + struct cfq_queue *cfqq; + + /* + * if current queue is expired but not done with its requests yet, + * wait for that to happen + */ + if ((cfqq = cfqd->active_queue) != NULL) { + if (cfq_cfqq_expired(cfqq) && cfq_cfqq_dispatched(cfqq)) + return NULL; + } + + /* + * if current list is non-empty, grab first entry. if it is empty, + * get next prio level and grab first entry then if any are spliced + */ + if (!list_empty(&cfqd->cur_rr) || cfq_get_next_prio_level(cfqd) != -1) + cfqq = list_entry_cfqq(cfqd->cur_rr.next); + + /* + * if we have idle queues and no rt or be queues had pending + * requests, either allow immediate service if the grace period + * has passed or arm the idle grace timer + */ + if (!cfqq && !list_empty(&cfqd->idle_rr)) { + unsigned long end = cfqd->last_end_request + CFQ_IDLE_GRACE; + + if (time_after_eq(jiffies, end)) + cfqq = list_entry_cfqq(cfqd->idle_rr.next); + else + mod_timer(&cfqd->idle_class_timer, end); + } + + __cfq_set_active_queue(cfqd, cfqq); + return cfqq; +} + +/* + * current cfqq expired its slice (or was too idle), select new one + */ +static void +__cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, + int preempted) +{ + unsigned long now = jiffies; + + if (cfq_cfqq_wait_request(cfqq)) + del_timer(&cfqd->idle_slice_timer); + + if (!preempted && !cfq_cfqq_dispatched(cfqq)) + cfqq->service_last = now; + + cfq_clear_cfqq_must_dispatch(cfqq); + cfq_clear_cfqq_wait_request(cfqq); + + /* + * store what was left of this slice, if the queue idled out + * or was preempted + */ + if (time_after(now, cfqq->slice_end)) + cfqq->slice_left = now - cfqq->slice_end; + else + cfqq->slice_left = 0; + + if (cfq_cfqq_on_rr(cfqq)) + cfq_resort_rr_list(cfqq, preempted); + + if (cfqq == cfqd->active_queue) + cfqd->active_queue = NULL; + + if (cfqd->active_cic) { + put_io_context(cfqd->active_cic->ioc); + cfqd->active_cic = NULL; + } + + cfqd->dispatch_slice = 0; +} + +static inline void cfq_slice_expired(struct cfq_data *cfqd, int preempted) +{ + struct cfq_queue *cfqq = cfqd->active_queue; + + if (cfqq) { + /* + * use deferred expiry, if there are requests in progress as + * not to disturb the slice of the next queue + */ + if (cfq_cfqq_dispatched(cfqq)) + cfq_mark_cfqq_expired(cfqq); + else + __cfq_slice_expired(cfqd, cfqq, preempted); + } +} + +static int cfq_arm_slice_timer(struct cfq_data *cfqd, struct cfq_queue *cfqq) + +{ + WARN_ON(!RB_EMPTY(&cfqq->sort_list)); + WARN_ON(cfqq != cfqd->active_queue); + + /* + * idle is disabled, either manually or by past process history + */ + if (!cfqd->cfq_slice_idle) + return 0; + if (!cfq_cfqq_idle_window(cfqq)) + return 0; + /* + * task has exited, don't wait + */ + if (cfqd->active_cic && !cfqd->active_cic->ioc->task) + return 0; + + cfq_mark_cfqq_must_dispatch(cfqq); + cfq_mark_cfqq_wait_request(cfqq); + + if (!timer_pending(&cfqd->idle_slice_timer)) { + unsigned long slice_left = min(cfqq->slice_end - 1, (unsigned long) cfqd->cfq_slice_idle); + + cfqd->idle_slice_timer.expires = jiffies + slice_left; + add_timer(&cfqd->idle_slice_timer); + } + + return 1; } /* @@ -738,31 +999,40 @@ static void cfq_dispatch_sort(request_queue_t *q, struct cfq_rq *crq) struct request *__rq; sector_t last; - cfq_del_crq_rb(crq); - cfq_remove_merge_hints(q, crq); list_del(&crq->request->queuelist); last = cfqd->last_sector; - while ((entry = entry->prev) != head) { - __rq = list_entry_rq(entry); + list_for_each_entry_reverse(__rq, head, queuelist) { + struct cfq_rq *__crq = RQ_DATA(__rq); - if (blk_barrier_rq(crq->request)) + if (blk_barrier_rq(__rq)) break; - if (!blk_fs_request(crq->request)) + if (!blk_fs_request(__rq)) + break; + if (cfq_crq_requeued(__crq)) break; - if (crq->request->sector > __rq->sector) + if (__rq->sector <= crq->request->sector) break; if (__rq->sector > last && crq->request->sector < last) { - last = crq->request->sector; + last = crq->request->sector + crq->request->nr_sectors; break; } + entry = &__rq->queuelist; } cfqd->last_sector = last; - crq->in_flight = 1; - cfqq->in_flight++; - list_add(&crq->request->queuelist, entry); + + cfqq->next_crq = cfq_find_next_crq(cfqd, cfqq, crq); + + cfq_del_crq_rb(crq); + cfq_remove_merge_hints(q, crq); + + cfq_mark_crq_in_flight(crq); + cfq_clear_crq_requeued(crq); + + cfqq->on_dispatch[cfq_crq_is_sync(crq)]++; + list_add_tail(&crq->request->queuelist, entry); } /* @@ -771,173 +1041,225 @@ static void cfq_dispatch_sort(request_queue_t *q, struct cfq_rq *crq) static inline struct cfq_rq *cfq_check_fifo(struct cfq_queue *cfqq) { struct cfq_data *cfqd = cfqq->cfqd; - const int reads = !list_empty(&cfqq->fifo[0]); - const int writes = !list_empty(&cfqq->fifo[1]); - unsigned long now = jiffies; + struct request *rq; struct cfq_rq *crq; - if (time_before(now, cfqq->last_fifo_expire + cfqd->cfq_fifo_batch_expire)) + if (cfq_cfqq_fifo_expire(cfqq)) return NULL; - crq = RQ_DATA(list_entry(cfqq->fifo[0].next, struct request, queuelist)); - if (reads && time_after(now, crq->queue_start + cfqd->cfq_fifo_expire_r)) { - cfqq->last_fifo_expire = now; - return crq; - } + if (!list_empty(&cfqq->fifo)) { + int fifo = cfq_cfqq_class_sync(cfqq); - crq = RQ_DATA(list_entry(cfqq->fifo[1].next, struct request, queuelist)); - if (writes && time_after(now, crq->queue_start + cfqd->cfq_fifo_expire_w)) { - cfqq->last_fifo_expire = now; - return crq; + crq = RQ_DATA(list_entry_fifo(cfqq->fifo.next)); + rq = crq->request; + if (time_after(jiffies, rq->start_time + cfqd->cfq_fifo_expire[fifo])) { + cfq_mark_cfqq_fifo_expire(cfqq); + return crq; + } } return NULL; } /* - * dispatch a single request from given queue + * Scale schedule slice based on io priority. Use the sync time slice only + * if a queue is marked sync and has sync io queued. A sync queue with async + * io only, should not get full sync slice length. */ +static inline int +cfq_prio_to_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + const int base_slice = cfqd->cfq_slice[cfq_cfqq_sync(cfqq)]; + + WARN_ON(cfqq->ioprio >= IOPRIO_BE_NR); + + return base_slice + (base_slice/CFQ_SLICE_SCALE * (4 - cfqq->ioprio)); +} + static inline void -cfq_dispatch_request(request_queue_t *q, struct cfq_data *cfqd, - struct cfq_queue *cfqq) +cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) { - struct cfq_rq *crq; + cfqq->slice_end = cfq_prio_to_slice(cfqd, cfqq) + jiffies; +} + +static inline int +cfq_prio_to_maxrq(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + const int base_rq = cfqd->cfq_slice_async_rq; + + WARN_ON(cfqq->ioprio >= IOPRIO_BE_NR); + + return 2 * (base_rq + base_rq * (CFQ_PRIO_LISTS - 1 - cfqq->ioprio)); +} + +/* + * get next queue for service + */ +static struct cfq_queue *cfq_select_queue(struct cfq_data *cfqd, int force) +{ + unsigned long now = jiffies; + struct cfq_queue *cfqq; + + cfqq = cfqd->active_queue; + if (!cfqq) + goto new_queue; + + if (cfq_cfqq_expired(cfqq)) + goto new_queue; /* - * follow expired path, else get first next available + * slice has expired */ - if ((crq = cfq_check_fifo(cfqq)) == NULL) { - if (cfqd->find_best_crq) - crq = cfqq->next_crq; - else - crq = rb_entry_crq(rb_first(&cfqq->sort_list)); - } - - cfqd->last_sector = crq->request->sector + crq->request->nr_sectors; + if (!cfq_cfqq_must_dispatch(cfqq) && time_after(now, cfqq->slice_end)) + goto expire; /* - * finally, insert request into driver list + * if queue has requests, dispatch one. if not, check if + * enough slice is left to wait for one */ - cfq_dispatch_sort(q, crq); + if (!RB_EMPTY(&cfqq->sort_list)) + goto keep_queue; + else if (!force && cfq_cfqq_class_sync(cfqq) && + time_before(now, cfqq->slice_end)) { + if (cfq_arm_slice_timer(cfqd, cfqq)) + return NULL; + } + +expire: + cfq_slice_expired(cfqd, 0); +new_queue: + cfqq = cfq_set_active_queue(cfqd); +keep_queue: + return cfqq; } -static int cfq_dispatch_requests(request_queue_t *q, int max_dispatch) +static int +__cfq_dispatch_requests(struct cfq_data *cfqd, struct cfq_queue *cfqq, + int max_dispatch) { - struct cfq_data *cfqd = q->elevator->elevator_data; - struct cfq_queue *cfqq; - struct list_head *entry, *tmp; - int queued, busy_queues, first_round; + int dispatched = 0; - if (list_empty(&cfqd->rr_list)) - return 0; + BUG_ON(RB_EMPTY(&cfqq->sort_list)); - queued = 0; - first_round = 1; -restart: - busy_queues = 0; - list_for_each_safe(entry, tmp, &cfqd->rr_list) { - cfqq = list_entry_cfqq(entry); + do { + struct cfq_rq *crq; - BUG_ON(RB_EMPTY(&cfqq->sort_list)); + /* + * follow expired path, else get first next available + */ + if ((crq = cfq_check_fifo(cfqq)) == NULL) + crq = cfqq->next_crq; /* - * first round of queueing, only select from queues that - * don't already have io in-flight + * finally, insert request into driver dispatch list */ - if (first_round && cfqq->in_flight) - continue; + cfq_dispatch_sort(cfqd->queue, crq); - cfq_dispatch_request(q, cfqd, cfqq); + cfqd->dispatch_slice++; + dispatched++; - if (!RB_EMPTY(&cfqq->sort_list)) - busy_queues++; + if (!cfqd->active_cic) { + atomic_inc(&crq->io_context->ioc->refcount); + cfqd->active_cic = crq->io_context; + } - queued++; - } + if (RB_EMPTY(&cfqq->sort_list)) + break; + + } while (dispatched < max_dispatch); + + /* + * if slice end isn't set yet, set it. if at least one request was + * sync, use the sync time slice value + */ + if (!cfqq->slice_end) + cfq_set_prio_slice(cfqd, cfqq); + + /* + * expire an async queue immediately if it has used up its slice. idle + * queue always expire after 1 dispatch round. + */ + if ((!cfq_cfqq_sync(cfqq) && + cfqd->dispatch_slice >= cfq_prio_to_maxrq(cfqd, cfqq)) || + cfq_class_idle(cfqq)) + cfq_slice_expired(cfqd, 0); + + return dispatched; +} + +static int +cfq_dispatch_requests(request_queue_t *q, int max_dispatch, int force) +{ + struct cfq_data *cfqd = q->elevator->elevator_data; + struct cfq_queue *cfqq; + + if (!cfqd->busy_queues) + return 0; + + cfqq = cfq_select_queue(cfqd, force); + if (cfqq) { + cfq_clear_cfqq_must_dispatch(cfqq); + cfq_clear_cfqq_wait_request(cfqq); + del_timer(&cfqd->idle_slice_timer); - if ((queued < max_dispatch) && (busy_queues || first_round)) { - first_round = 0; - goto restart; + if (cfq_class_idle(cfqq)) + max_dispatch = 1; + + return __cfq_dispatch_requests(cfqd, cfqq, max_dispatch); } - return queued; + return 0; } static inline void cfq_account_dispatch(struct cfq_rq *crq) { struct cfq_queue *cfqq = crq->cfq_queue; struct cfq_data *cfqd = cfqq->cfqd; - unsigned long now, elapsed; - if (!blk_fs_request(crq->request)) + if (unlikely(!blk_fs_request(crq->request))) return; /* * accounted bit is necessary since some drivers will call * elv_next_request() many times for the same request (eg ide) */ - if (crq->accounted) + if (cfq_crq_in_driver(crq)) return; - now = jiffies; - if (cfqq->service_start == ~0UL) - cfqq->service_start = now; - - /* - * on drives with tagged command queueing, command turn-around time - * doesn't necessarily reflect the time spent processing this very - * command inside the drive. so do the accounting differently there, - * by just sorting on the number of requests - */ - if (cfqd->cfq_tagged) { - if (time_after(now, cfqq->service_start + cfq_service)) { - cfqq->service_start = now; - cfqq->service_used /= 10; - } - - cfqq->service_used++; - cfq_sort_rr_list(cfqq, 0); - } - - elapsed = now - crq->queue_start; - if (elapsed > max_elapsed_dispatch) - max_elapsed_dispatch = elapsed; - - crq->accounted = 1; - crq->service_start = now; - - if (++cfqd->rq_in_driver >= CFQ_MAX_TAG && !cfqd->cfq_tagged) { - cfqq->cfqd->cfq_tagged = 1; - printk("cfq: depth %d reached, tagging now on\n", CFQ_MAX_TAG); - } + cfq_mark_crq_in_driver(crq); + cfqd->rq_in_driver++; } static inline void cfq_account_completion(struct cfq_queue *cfqq, struct cfq_rq *crq) { struct cfq_data *cfqd = cfqq->cfqd; + unsigned long now; - if (!crq->accounted) + if (!cfq_crq_in_driver(crq)) return; + now = jiffies; + WARN_ON(!cfqd->rq_in_driver); cfqd->rq_in_driver--; - if (!cfqd->cfq_tagged) { - unsigned long now = jiffies; - unsigned long duration = now - crq->service_start; + if (!cfq_class_idle(cfqq)) + cfqd->last_end_request = now; - if (time_after(now, cfqq->service_start + cfq_service)) { - cfqq->service_start = now; - cfqq->service_used >>= 3; + if (!cfq_cfqq_dispatched(cfqq)) { + if (cfq_cfqq_on_rr(cfqq)) { + cfqq->service_last = now; + cfq_resort_rr_list(cfqq, 0); + } + if (cfq_cfqq_expired(cfqq)) { + __cfq_slice_expired(cfqd, cfqq, 0); + cfq_schedule_dispatch(cfqd); } - - cfqq->service_used += duration; - cfq_sort_rr_list(cfqq, 0); - - if (duration > max_elapsed_crq) - max_elapsed_crq = duration; } + + if (cfq_crq_is_sync(crq)) + crq->io_context->last_end_request = now; } static struct request *cfq_next_request(request_queue_t *q) @@ -950,7 +1272,18 @@ static struct request *cfq_next_request(request_queue_t *q) dispatch: rq = list_entry_rq(q->queue_head.next); - if ((crq = RQ_DATA(rq)) != NULL) { + crq = RQ_DATA(rq); + if (crq) { + struct cfq_queue *cfqq = crq->cfq_queue; + + /* + * if idle window is disabled, allow queue buildup + */ + if (!cfq_crq_in_driver(crq) && + !cfq_cfqq_idle_window(cfqq) && + cfqd->rq_in_driver >= cfqd->cfq_max_depth) + return NULL; + cfq_remove_merge_hints(q, crq); cfq_account_dispatch(crq); } @@ -958,7 +1291,7 @@ dispatch: return rq; } - if (cfq_dispatch_requests(q, cfqd->cfq_quantum)) + if (cfq_dispatch_requests(q, cfqd->cfq_quantum, 0)) goto dispatch; return NULL; @@ -972,13 +1305,21 @@ dispatch: */ static void cfq_put_queue(struct cfq_queue *cfqq) { - BUG_ON(!atomic_read(&cfqq->ref)); + struct cfq_data *cfqd = cfqq->cfqd; + + BUG_ON(atomic_read(&cfqq->ref) <= 0); if (!atomic_dec_and_test(&cfqq->ref)) return; BUG_ON(rb_first(&cfqq->sort_list)); - BUG_ON(cfqq->on_rr); + BUG_ON(cfqq->allocated[READ] + cfqq->allocated[WRITE]); + BUG_ON(cfq_cfqq_on_rr(cfqq)); + + if (unlikely(cfqd->active_queue == cfqq)) { + __cfq_slice_expired(cfqd, cfqq, 0); + cfq_schedule_dispatch(cfqd); + } cfq_put_cfqd(cfqq->cfqd); @@ -991,15 +1332,17 @@ static void cfq_put_queue(struct cfq_queue *cfqq) } static inline struct cfq_queue * -__cfq_find_cfq_hash(struct cfq_data *cfqd, unsigned long key, const int hashval) +__cfq_find_cfq_hash(struct cfq_data *cfqd, unsigned int key, unsigned int prio, + const int hashval) { struct hlist_head *hash_list = &cfqd->cfq_hash[hashval]; struct hlist_node *entry, *next; hlist_for_each_safe(entry, next, hash_list) { struct cfq_queue *__cfqq = list_entry_qhash(entry); + const unsigned short __p = IOPRIO_PRIO_VALUE(__cfqq->ioprio_class, __cfqq->ioprio); - if (__cfqq->key == key) + if (__cfqq->key == key && (__p == prio || prio == CFQ_KEY_ANY)) return __cfqq; } @@ -1007,94 +1350,220 @@ __cfq_find_cfq_hash(struct cfq_data *cfqd, unsigned long key, const int hashval) } static struct cfq_queue * -cfq_find_cfq_hash(struct cfq_data *cfqd, unsigned long key) +cfq_find_cfq_hash(struct cfq_data *cfqd, unsigned int key, unsigned short prio) { - return __cfq_find_cfq_hash(cfqd, key, hash_long(key, CFQ_QHASH_SHIFT)); + return __cfq_find_cfq_hash(cfqd, key, prio, hash_long(key, CFQ_QHASH_SHIFT)); } -static inline void -cfq_rehash_cfqq(struct cfq_data *cfqd, struct cfq_queue **cfqq, - struct cfq_io_context *cic) +static void cfq_free_io_context(struct cfq_io_context *cic) { - unsigned long hashkey = cfq_hash_key(cfqd, current); - unsigned long hashval = hash_long(hashkey, CFQ_QHASH_SHIFT); - struct cfq_queue *__cfqq; - unsigned long flags; - - spin_lock_irqsave(cfqd->queue->queue_lock, flags); + struct cfq_io_context *__cic; + struct list_head *entry, *next; - hlist_del(&(*cfqq)->cfq_hash); - - __cfqq = __cfq_find_cfq_hash(cfqd, hashkey, hashval); - if (!__cfqq || __cfqq == *cfqq) { - __cfqq = *cfqq; - hlist_add_head(&__cfqq->cfq_hash, &cfqd->cfq_hash[hashval]); - __cfqq->key_type = cfqd->key_type; - } else { - atomic_inc(&__cfqq->ref); - cic->cfqq = __cfqq; - cfq_put_queue(*cfqq); - *cfqq = __cfqq; + list_for_each_safe(entry, next, &cic->list) { + __cic = list_entry(entry, struct cfq_io_context, list); + kmem_cache_free(cfq_ioc_pool, __cic); } - cic->cfqq = __cfqq; - spin_unlock_irqrestore(cfqd->queue->queue_lock, flags); + kmem_cache_free(cfq_ioc_pool, cic); } -static void cfq_free_io_context(struct cfq_io_context *cic) +/* + * Called with interrupts disabled + */ +static void cfq_exit_single_io_context(struct cfq_io_context *cic) { - kmem_cache_free(cfq_ioc_pool, cic); + struct cfq_data *cfqd = cic->cfqq->cfqd; + request_queue_t *q = cfqd->queue; + + WARN_ON(!irqs_disabled()); + + spin_lock(q->queue_lock); + + if (unlikely(cic->cfqq == cfqd->active_queue)) { + __cfq_slice_expired(cfqd, cic->cfqq, 0); + cfq_schedule_dispatch(cfqd); + } + + cfq_put_queue(cic->cfqq); + cic->cfqq = NULL; + spin_unlock(q->queue_lock); } /* - * locking hierarchy is: io_context lock -> queue locks + * Another task may update the task cic list, if it is doing a queue lookup + * on its behalf. cfq_cic_lock excludes such concurrent updates */ static void cfq_exit_io_context(struct cfq_io_context *cic) { - struct cfq_queue *cfqq = cic->cfqq; - struct list_head *entry = &cic->list; - request_queue_t *q; + struct cfq_io_context *__cic; + struct list_head *entry; unsigned long flags; + local_irq_save(flags); + /* * put the reference this task is holding to the various queues */ - spin_lock_irqsave(&cic->ioc->lock, flags); - while ((entry = cic->list.next) != &cic->list) { - struct cfq_io_context *__cic; - + list_for_each(entry, &cic->list) { __cic = list_entry(entry, struct cfq_io_context, list); - list_del(entry); - - q = __cic->cfqq->cfqd->queue; - spin_lock(q->queue_lock); - cfq_put_queue(__cic->cfqq); - spin_unlock(q->queue_lock); + cfq_exit_single_io_context(__cic); } - q = cfqq->cfqd->queue; - spin_lock(q->queue_lock); - cfq_put_queue(cfqq); - spin_unlock(q->queue_lock); - - cic->cfqq = NULL; - spin_unlock_irqrestore(&cic->ioc->lock, flags); + cfq_exit_single_io_context(cic); + local_irq_restore(flags); } -static struct cfq_io_context *cfq_alloc_io_context(int gfp_flags) +static struct cfq_io_context * +cfq_alloc_io_context(struct cfq_data *cfqd, int gfp_mask) { - struct cfq_io_context *cic = kmem_cache_alloc(cfq_ioc_pool, gfp_flags); + struct cfq_io_context *cic = kmem_cache_alloc(cfq_ioc_pool, gfp_mask); if (cic) { - cic->dtor = cfq_free_io_context; - cic->exit = cfq_exit_io_context; INIT_LIST_HEAD(&cic->list); cic->cfqq = NULL; + cic->key = NULL; + cic->last_end_request = jiffies; + cic->ttime_total = 0; + cic->ttime_samples = 0; + cic->ttime_mean = 0; + cic->dtor = cfq_free_io_context; + cic->exit = cfq_exit_io_context; } return cic; } +static void cfq_init_prio_data(struct cfq_queue *cfqq) +{ + struct task_struct *tsk = current; + int ioprio_class; + + if (!cfq_cfqq_prio_changed(cfqq)) + return; + + ioprio_class = IOPRIO_PRIO_CLASS(tsk->ioprio); + switch (ioprio_class) { + default: + printk(KERN_ERR "cfq: bad prio %x\n", ioprio_class); + case IOPRIO_CLASS_NONE: + /* + * no prio set, place us in the middle of the BE classes + */ + cfqq->ioprio = task_nice_ioprio(tsk); + cfqq->ioprio_class = IOPRIO_CLASS_BE; + break; + case IOPRIO_CLASS_RT: + cfqq->ioprio = task_ioprio(tsk); + cfqq->ioprio_class = IOPRIO_CLASS_RT; + break; + case IOPRIO_CLASS_BE: + cfqq->ioprio = task_ioprio(tsk); + cfqq->ioprio_class = IOPRIO_CLASS_BE; + break; + case IOPRIO_CLASS_IDLE: + cfqq->ioprio_class = IOPRIO_CLASS_IDLE; + cfqq->ioprio = 7; + cfq_clear_cfqq_idle_window(cfqq); + break; + } + + /* + * keep track of original prio settings in case we have to temporarily + * elevate the priority of this queue + */ + cfqq->org_ioprio = cfqq->ioprio; + cfqq->org_ioprio_class = cfqq->ioprio_class; + + if (cfq_cfqq_on_rr(cfqq)) + cfq_resort_rr_list(cfqq, 0); + + cfq_clear_cfqq_prio_changed(cfqq); +} + +static inline void changed_ioprio(struct cfq_queue *cfqq) +{ + if (cfqq) { + struct cfq_data *cfqd = cfqq->cfqd; + + spin_lock(cfqd->queue->queue_lock); + cfq_mark_cfqq_prio_changed(cfqq); + cfq_init_prio_data(cfqq); + spin_unlock(cfqd->queue->queue_lock); + } +} + +/* + * callback from sys_ioprio_set, irqs are disabled + */ +static int cfq_ioc_set_ioprio(struct io_context *ioc, unsigned int ioprio) +{ + struct cfq_io_context *cic = ioc->cic; + + changed_ioprio(cic->cfqq); + + list_for_each_entry(cic, &cic->list, list) + changed_ioprio(cic->cfqq); + + return 0; +} + +static struct cfq_queue * +cfq_get_queue(struct cfq_data *cfqd, unsigned int key, unsigned short ioprio, + int gfp_mask) +{ + const int hashval = hash_long(key, CFQ_QHASH_SHIFT); + struct cfq_queue *cfqq, *new_cfqq = NULL; + +retry: + cfqq = __cfq_find_cfq_hash(cfqd, key, ioprio, hashval); + + if (!cfqq) { + if (new_cfqq) { + cfqq = new_cfqq; + new_cfqq = NULL; + } else if (gfp_mask & __GFP_WAIT) { + spin_unlock_irq(cfqd->queue->queue_lock); + new_cfqq = kmem_cache_alloc(cfq_pool, gfp_mask); + spin_lock_irq(cfqd->queue->queue_lock); + goto retry; + } else { + cfqq = kmem_cache_alloc(cfq_pool, gfp_mask); + if (!cfqq) + goto out; + } + + memset(cfqq, 0, sizeof(*cfqq)); + + INIT_HLIST_NODE(&cfqq->cfq_hash); + INIT_LIST_HEAD(&cfqq->cfq_list); + RB_CLEAR_ROOT(&cfqq->sort_list); + INIT_LIST_HEAD(&cfqq->fifo); + + cfqq->key = key; + hlist_add_head(&cfqq->cfq_hash, &cfqd->cfq_hash[hashval]); + atomic_set(&cfqq->ref, 0); + cfqq->cfqd = cfqd; + atomic_inc(&cfqd->ref); + cfqq->service_last = 0; + /* + * set ->slice_left to allow preemption for a new process + */ + cfqq->slice_left = 2 * cfqd->cfq_slice_idle; + cfq_mark_cfqq_idle_window(cfqq); + cfq_mark_cfqq_prio_changed(cfqq); + cfq_init_prio_data(cfqq); + } + + if (new_cfqq) + kmem_cache_free(cfq_pool, new_cfqq); + + atomic_inc(&cfqq->ref); +out: + WARN_ON((gfp_mask & __GFP_WAIT) && !cfqq); + return cfqq; +} + /* * Setup general io context and cfq io context. There can be several cfq * io contexts per general io context, if this process is doing io to more @@ -1102,39 +1571,39 @@ static struct cfq_io_context *cfq_alloc_io_context(int gfp_flags) * cfqq, so we don't need to worry about it disappearing */ static struct cfq_io_context * -cfq_get_io_context(struct cfq_queue **cfqq, int gfp_flags) +cfq_get_io_context(struct cfq_data *cfqd, pid_t pid, int gfp_mask) { - struct cfq_data *cfqd = (*cfqq)->cfqd; - struct cfq_queue *__cfqq = *cfqq; + struct io_context *ioc = NULL; struct cfq_io_context *cic; - struct io_context *ioc; - might_sleep_if(gfp_flags & __GFP_WAIT); + might_sleep_if(gfp_mask & __GFP_WAIT); - ioc = get_io_context(gfp_flags); + ioc = get_io_context(gfp_mask); if (!ioc) return NULL; if ((cic = ioc->cic) == NULL) { - cic = cfq_alloc_io_context(gfp_flags); + cic = cfq_alloc_io_context(cfqd, gfp_mask); if (cic == NULL) goto err; + /* + * manually increment generic io_context usage count, it + * cannot go away since we are already holding one ref to it + */ ioc->cic = cic; + ioc->set_ioprio = cfq_ioc_set_ioprio; cic->ioc = ioc; - cic->cfqq = __cfqq; - atomic_inc(&__cfqq->ref); + cic->key = cfqd; + atomic_inc(&cfqd->ref); } else { struct cfq_io_context *__cic; - unsigned long flags; /* - * since the first cic on the list is actually the head - * itself, need to check this here or we'll duplicate an - * cic per ioc for no reason + * the first cic on the list is actually the head itself */ - if (cic->cfqq == __cfqq) + if (cic->key == cfqd) goto out; /* @@ -1142,152 +1611,250 @@ cfq_get_io_context(struct cfq_queue **cfqq, int gfp_flags) * should be ok here, the list will usually not be more than * 1 or a few entries long */ - spin_lock_irqsave(&ioc->lock, flags); list_for_each_entry(__cic, &cic->list, list) { /* * this process is already holding a reference to * this queue, so no need to get one more */ - if (__cic->cfqq == __cfqq) { + if (__cic->key == cfqd) { cic = __cic; - spin_unlock_irqrestore(&ioc->lock, flags); goto out; } } - spin_unlock_irqrestore(&ioc->lock, flags); /* * nope, process doesn't have a cic assoicated with this * cfqq yet. get a new one and add to list */ - __cic = cfq_alloc_io_context(gfp_flags); + __cic = cfq_alloc_io_context(cfqd, gfp_mask); if (__cic == NULL) goto err; __cic->ioc = ioc; - __cic->cfqq = __cfqq; - atomic_inc(&__cfqq->ref); - spin_lock_irqsave(&ioc->lock, flags); + __cic->key = cfqd; + atomic_inc(&cfqd->ref); list_add(&__cic->list, &cic->list); - spin_unlock_irqrestore(&ioc->lock, flags); - cic = __cic; - *cfqq = __cfqq; } out: - /* - * if key_type has been changed on the fly, we lazily rehash - * each queue at lookup time - */ - if ((*cfqq)->key_type != cfqd->key_type) - cfq_rehash_cfqq(cfqd, cfqq, cic); - return cic; err: put_io_context(ioc); return NULL; } -static struct cfq_queue * -__cfq_get_queue(struct cfq_data *cfqd, unsigned long key, int gfp_mask) +static void +cfq_update_io_thinktime(struct cfq_data *cfqd, struct cfq_io_context *cic) { - const int hashval = hash_long(key, CFQ_QHASH_SHIFT); - struct cfq_queue *cfqq, *new_cfqq = NULL; - -retry: - cfqq = __cfq_find_cfq_hash(cfqd, key, hashval); + unsigned long elapsed, ttime; - if (!cfqq) { - if (new_cfqq) { - cfqq = new_cfqq; - new_cfqq = NULL; - } else { - spin_unlock_irq(cfqd->queue->queue_lock); - new_cfqq = kmem_cache_alloc(cfq_pool, gfp_mask); - spin_lock_irq(cfqd->queue->queue_lock); + /* + * if this context already has stuff queued, thinktime is from + * last queue not last end + */ +#if 0 + if (time_after(cic->last_end_request, cic->last_queue)) + elapsed = jiffies - cic->last_end_request; + else + elapsed = jiffies - cic->last_queue; +#else + elapsed = jiffies - cic->last_end_request; +#endif - if (!new_cfqq && !(gfp_mask & __GFP_WAIT)) - goto out; + ttime = min(elapsed, 2UL * cfqd->cfq_slice_idle); - goto retry; - } + cic->ttime_samples = (7*cic->ttime_samples + 256) / 8; + cic->ttime_total = (7*cic->ttime_total + 256*ttime) / 8; + cic->ttime_mean = (cic->ttime_total + 128) / cic->ttime_samples; +} - memset(cfqq, 0, sizeof(*cfqq)); +#define sample_valid(samples) ((samples) > 80) - INIT_HLIST_NODE(&cfqq->cfq_hash); - INIT_LIST_HEAD(&cfqq->cfq_list); - RB_CLEAR_ROOT(&cfqq->sort_list); - INIT_LIST_HEAD(&cfqq->fifo[0]); - INIT_LIST_HEAD(&cfqq->fifo[1]); +/* + * Disable idle window if the process thinks too long or seeks so much that + * it doesn't matter + */ +static void +cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq, + struct cfq_io_context *cic) +{ + int enable_idle = cfq_cfqq_idle_window(cfqq); - cfqq->key = key; - hlist_add_head(&cfqq->cfq_hash, &cfqd->cfq_hash[hashval]); - atomic_set(&cfqq->ref, 0); - cfqq->cfqd = cfqd; - atomic_inc(&cfqd->ref); - cfqq->key_type = cfqd->key_type; - cfqq->service_start = ~0UL; + if (!cic->ioc->task || !cfqd->cfq_slice_idle) + enable_idle = 0; + else if (sample_valid(cic->ttime_samples)) { + if (cic->ttime_mean > cfqd->cfq_slice_idle) + enable_idle = 0; + else + enable_idle = 1; } - if (new_cfqq) - kmem_cache_free(cfq_pool, new_cfqq); + if (enable_idle) + cfq_mark_cfqq_idle_window(cfqq); + else + cfq_clear_cfqq_idle_window(cfqq); +} - atomic_inc(&cfqq->ref); -out: - WARN_ON((gfp_mask & __GFP_WAIT) && !cfqq); - return cfqq; + +/* + * Check if new_cfqq should preempt the currently active queue. Return 0 for + * no or if we aren't sure, a 1 will cause a preempt. + */ +static int +cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, + struct cfq_rq *crq) +{ + struct cfq_queue *cfqq = cfqd->active_queue; + + if (cfq_class_idle(new_cfqq)) + return 0; + + if (!cfqq) + return 1; + + if (cfq_class_idle(cfqq)) + return 1; + if (!cfq_cfqq_wait_request(new_cfqq)) + return 0; + /* + * if it doesn't have slice left, forget it + */ + if (new_cfqq->slice_left < cfqd->cfq_slice_idle) + return 0; + if (cfq_crq_is_sync(crq) && !cfq_cfqq_sync(cfqq)) + return 1; + + return 0; +} + +/* + * cfqq preempts the active queue. if we allowed preempt with no slice left, + * let it have half of its nominal slice. + */ +static void cfq_preempt_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + struct cfq_queue *__cfqq, *next; + + list_for_each_entry_safe(__cfqq, next, &cfqd->cur_rr, cfq_list) + cfq_resort_rr_list(__cfqq, 1); + + if (!cfqq->slice_left) + cfqq->slice_left = cfq_prio_to_slice(cfqd, cfqq) / 2; + + cfqq->slice_end = cfqq->slice_left + jiffies; + __cfq_slice_expired(cfqd, cfqq, 1); + __cfq_set_active_queue(cfqd, cfqq); } -static void cfq_enqueue(struct cfq_data *cfqd, struct cfq_rq *crq) +/* + * should really be a ll_rw_blk.c helper + */ +static void cfq_start_queueing(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + request_queue_t *q = cfqd->queue; + + if (!blk_queue_plugged(q)) + q->request_fn(q); + else + __generic_unplug_device(q); +} + +/* + * Called when a new fs request (crq) is added (to cfqq). Check if there's + * something we should do about it + */ +static void +cfq_crq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq, + struct cfq_rq *crq) { - crq->is_sync = 0; - if (rq_data_dir(crq->request) == READ || current->flags & PF_SYNCWRITE) - crq->is_sync = 1; + const int sync = cfq_crq_is_sync(crq); + + cfqq->next_crq = cfq_choose_req(cfqd, cfqq->next_crq, crq); + + if (sync) { + struct cfq_io_context *cic = crq->io_context; + + cfq_update_io_thinktime(cfqd, cic); + cfq_update_idle_window(cfqd, cfqq, cic); + + cic->last_queue = jiffies; + } + + if (cfqq == cfqd->active_queue) { + /* + * if we are waiting for a request for this queue, let it rip + * immediately and flag that we must not expire this queue + * just now + */ + if (cfq_cfqq_wait_request(cfqq)) { + cfq_mark_cfqq_must_dispatch(cfqq); + del_timer(&cfqd->idle_slice_timer); + cfq_start_queueing(cfqd, cfqq); + } + } else if (cfq_should_preempt(cfqd, cfqq, crq)) { + /* + * not the active queue - expire current slice if it is + * idle and has expired it's mean thinktime or this new queue + * has some old slice time left and is of higher priority + */ + cfq_preempt_queue(cfqd, cfqq); + cfq_mark_cfqq_must_dispatch(cfqq); + cfq_start_queueing(cfqd, cfqq); + } +} + +static void cfq_enqueue(struct cfq_data *cfqd, struct request *rq) +{ + struct cfq_rq *crq = RQ_DATA(rq); + struct cfq_queue *cfqq = crq->cfq_queue; + + cfq_init_prio_data(cfqq); cfq_add_crq_rb(crq); - crq->queue_start = jiffies; - list_add_tail(&crq->request->queuelist, &crq->cfq_queue->fifo[crq->is_sync]); + list_add_tail(&rq->queuelist, &cfqq->fifo); + + if (rq_mergeable(rq)) { + cfq_add_crq_hash(cfqd, crq); + + if (!cfqd->queue->last_merge) + cfqd->queue->last_merge = rq; + } + + cfq_crq_enqueued(cfqd, cfqq, crq); } static void cfq_insert_request(request_queue_t *q, struct request *rq, int where) { struct cfq_data *cfqd = q->elevator->elevator_data; - struct cfq_rq *crq = RQ_DATA(rq); switch (where) { case ELEVATOR_INSERT_BACK: - while (cfq_dispatch_requests(q, cfqd->cfq_quantum)) + while (cfq_dispatch_requests(q, INT_MAX, 1)) ; list_add_tail(&rq->queuelist, &q->queue_head); + /* + * If we were idling with pending requests on + * inactive cfqqs, force dispatching will + * remove the idle timer and the queue won't + * be kicked by __make_request() afterward. + * Kick it here. + */ + cfq_schedule_dispatch(cfqd); break; case ELEVATOR_INSERT_FRONT: list_add(&rq->queuelist, &q->queue_head); break; case ELEVATOR_INSERT_SORT: BUG_ON(!blk_fs_request(rq)); - cfq_enqueue(cfqd, crq); + cfq_enqueue(cfqd, rq); break; default: printk("%s: bad insert point %d\n", __FUNCTION__,where); return; } - - if (rq_mergeable(rq)) { - cfq_add_crq_hash(cfqd, crq); - - if (!q->last_merge) - q->last_merge = rq; - } -} - -static int cfq_queue_empty(request_queue_t *q) -{ - struct cfq_data *cfqd = q->elevator->elevator_data; - - return list_empty(&q->queue_head) && list_empty(&cfqd->rr_list); } static void cfq_completed_request(request_queue_t *q, struct request *rq) @@ -1300,9 +1867,11 @@ static void cfq_completed_request(request_queue_t *q, struct request *rq) cfqq = crq->cfq_queue; - if (crq->in_flight) { - WARN_ON(!cfqq->in_flight); - cfqq->in_flight--; + if (cfq_crq_in_flight(crq)) { + const int sync = cfq_crq_is_sync(crq); + + WARN_ON(!cfqq->on_dispatch[sync]); + cfqq->on_dispatch[sync]--; } cfq_account_completion(cfqq, crq); @@ -1332,51 +1901,136 @@ cfq_latter_request(request_queue_t *q, struct request *rq) return NULL; } -static int cfq_may_queue(request_queue_t *q, int rw) +/* + * we temporarily boost lower priority queues if they are holding fs exclusive + * resources. they are boosted to normal prio (CLASS_BE/4) + */ +static void cfq_prio_boost(struct cfq_queue *cfqq) { - struct cfq_data *cfqd = q->elevator->elevator_data; - struct cfq_queue *cfqq; - int ret = ELV_MQUEUE_MAY; + const int ioprio_class = cfqq->ioprio_class; + const int ioprio = cfqq->ioprio; - if (current->flags & PF_MEMALLOC) - return ELV_MQUEUE_MAY; + if (has_fs_excl()) { + /* + * boost idle prio on transactions that would lock out other + * users of the filesystem + */ + if (cfq_class_idle(cfqq)) + cfqq->ioprio_class = IOPRIO_CLASS_BE; + if (cfqq->ioprio > IOPRIO_NORM) + cfqq->ioprio = IOPRIO_NORM; + } else { + /* + * check if we need to unboost the queue + */ + if (cfqq->ioprio_class != cfqq->org_ioprio_class) + cfqq->ioprio_class = cfqq->org_ioprio_class; + if (cfqq->ioprio != cfqq->org_ioprio) + cfqq->ioprio = cfqq->org_ioprio; + } - cfqq = cfq_find_cfq_hash(cfqd, cfq_hash_key(cfqd, current)); - if (cfqq) { - int limit = cfqd->max_queued; + /* + * refile between round-robin lists if we moved the priority class + */ + if ((ioprio_class != cfqq->ioprio_class || ioprio != cfqq->ioprio) && + cfq_cfqq_on_rr(cfqq)) + cfq_resort_rr_list(cfqq, 0); +} - if (cfqq->allocated[rw] < cfqd->cfq_queued) - return ELV_MQUEUE_MUST; +static inline pid_t cfq_queue_pid(struct task_struct *task, int rw) +{ + if (rw == READ || process_sync(task)) + return task->pid; - if (cfqd->busy_queues) - limit = q->nr_requests / cfqd->busy_queues; + return CFQ_KEY_ASYNC; +} - if (limit < cfqd->cfq_queued) - limit = cfqd->cfq_queued; - else if (limit > cfqd->max_queued) - limit = cfqd->max_queued; +static inline int +__cfq_may_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq, + struct task_struct *task, int rw) +{ +#if 1 + if ((cfq_cfqq_wait_request(cfqq) || cfq_cfqq_must_alloc(cfqq)) && + !cfq_cfqq_must_alloc_slice(cfqq)) { + cfq_mark_cfqq_must_alloc_slice(cfqq); + return ELV_MQUEUE_MUST; + } - if (cfqq->allocated[rw] >= limit) { - if (limit > cfqq->alloc_limit[rw]) - cfqq->alloc_limit[rw] = limit; + return ELV_MQUEUE_MAY; +#else + if (!cfqq || task->flags & PF_MEMALLOC) + return ELV_MQUEUE_MAY; + if (!cfqq->allocated[rw] || cfq_cfqq_must_alloc(cfqq)) { + if (cfq_cfqq_wait_request(cfqq)) + return ELV_MQUEUE_MUST; - ret = ELV_MQUEUE_NO; + /* + * only allow 1 ELV_MQUEUE_MUST per slice, otherwise we + * can quickly flood the queue with writes from a single task + */ + if (rw == READ || !cfq_cfqq_must_alloc_slice(cfqq)) { + cfq_mark_cfqq_must_alloc_slice(cfqq); + return ELV_MQUEUE_MUST; } + + return ELV_MQUEUE_MAY; } + if (cfq_class_idle(cfqq)) + return ELV_MQUEUE_NO; + if (cfqq->allocated[rw] >= cfqd->max_queued) { + struct io_context *ioc = get_io_context(GFP_ATOMIC); + int ret = ELV_MQUEUE_NO; - return ret; + if (ioc && ioc->nr_batch_requests) + ret = ELV_MQUEUE_MAY; + + put_io_context(ioc); + return ret; + } + + return ELV_MQUEUE_MAY; +#endif +} + +static int cfq_may_queue(request_queue_t *q, int rw, struct bio *bio) +{ + struct cfq_data *cfqd = q->elevator->elevator_data; + struct task_struct *tsk = current; + struct cfq_queue *cfqq; + + /* + * don't force setup of a queue from here, as a call to may_queue + * does not necessarily imply that a request actually will be queued. + * so just lookup a possibly existing queue, or return 'may queue' + * if that fails + */ + cfqq = cfq_find_cfq_hash(cfqd, cfq_queue_pid(tsk, rw), tsk->ioprio); + if (cfqq) { + cfq_init_prio_data(cfqq); + cfq_prio_boost(cfqq); + + return __cfq_may_queue(cfqd, cfqq, tsk, rw); + } + + return ELV_MQUEUE_MAY; } static void cfq_check_waiters(request_queue_t *q, struct cfq_queue *cfqq) { + struct cfq_data *cfqd = q->elevator->elevator_data; struct request_list *rl = &q->rq; - const int write = waitqueue_active(&rl->wait[WRITE]); - const int read = waitqueue_active(&rl->wait[READ]); - if (read && cfqq->allocated[READ] < cfqq->alloc_limit[READ]) - wake_up(&rl->wait[READ]); - if (write && cfqq->allocated[WRITE] < cfqq->alloc_limit[WRITE]) - wake_up(&rl->wait[WRITE]); + if (cfqq->allocated[READ] <= cfqd->max_queued || cfqd->rq_starved) { + smp_mb(); + if (waitqueue_active(&rl->wait[READ])) + wake_up(&rl->wait[READ]); + } + + if (cfqq->allocated[WRITE] <= cfqd->max_queued || cfqd->rq_starved) { + smp_mb(); + if (waitqueue_active(&rl->wait[WRITE])) + wake_up(&rl->wait[WRITE]); + } } /* @@ -1389,69 +2043,61 @@ static void cfq_put_request(request_queue_t *q, struct request *rq) if (crq) { struct cfq_queue *cfqq = crq->cfq_queue; + const int rw = rq_data_dir(rq); - BUG_ON(q->last_merge == rq); - BUG_ON(!hlist_unhashed(&crq->hash)); + BUG_ON(!cfqq->allocated[rw]); + cfqq->allocated[rw]--; - if (crq->io_context) - put_io_context(crq->io_context->ioc); - - BUG_ON(!cfqq->allocated[crq->is_write]); - cfqq->allocated[crq->is_write]--; + put_io_context(crq->io_context->ioc); mempool_free(crq, cfqd->crq_pool); rq->elevator_private = NULL; - smp_mb(); cfq_check_waiters(q, cfqq); cfq_put_queue(cfqq); } } /* - * Allocate cfq data structures associated with this request. A queue and + * Allocate cfq data structures associated with this request. */ -static int cfq_set_request(request_queue_t *q, struct request *rq, int gfp_mask) +static int +cfq_set_request(request_queue_t *q, struct request *rq, struct bio *bio, + int gfp_mask) { struct cfq_data *cfqd = q->elevator->elevator_data; + struct task_struct *tsk = current; struct cfq_io_context *cic; const int rw = rq_data_dir(rq); - struct cfq_queue *cfqq, *saved_cfqq; + pid_t key = cfq_queue_pid(tsk, rw); + struct cfq_queue *cfqq; struct cfq_rq *crq; unsigned long flags; might_sleep_if(gfp_mask & __GFP_WAIT); + cic = cfq_get_io_context(cfqd, key, gfp_mask); + spin_lock_irqsave(q->queue_lock, flags); - cfqq = __cfq_get_queue(cfqd, cfq_hash_key(cfqd, current), gfp_mask); - if (!cfqq) - goto out_lock; + if (!cic) + goto queue_fail; + + if (!cic->cfqq) { + cfqq = cfq_get_queue(cfqd, key, tsk->ioprio, gfp_mask); + if (!cfqq) + goto queue_fail; -repeat: - if (cfqq->allocated[rw] >= cfqd->max_queued) - goto out_lock; + cic->cfqq = cfqq; + } else + cfqq = cic->cfqq; cfqq->allocated[rw]++; + cfq_clear_cfqq_must_alloc(cfqq); + cfqd->rq_starved = 0; + atomic_inc(&cfqq->ref); spin_unlock_irqrestore(q->queue_lock, flags); - /* - * if hashing type has changed, the cfq_queue might change here. - */ - saved_cfqq = cfqq; - cic = cfq_get_io_context(&cfqq, gfp_mask); - if (!cic) - goto err; - - /* - * repeat allocation checks on queue change - */ - if (unlikely(saved_cfqq != cfqq)) { - spin_lock_irqsave(q->queue_lock, flags); - saved_cfqq->allocated[rw]--; - goto repeat; - } - crq = mempool_alloc(cfqd->crq_pool, gfp_mask); if (crq) { RB_CLEAR(&crq->rb_node); @@ -1460,24 +2106,141 @@ repeat: INIT_HLIST_NODE(&crq->hash); crq->cfq_queue = cfqq; crq->io_context = cic; - crq->service_start = crq->queue_start = 0; - crq->in_flight = crq->accounted = crq->is_sync = 0; - crq->is_write = rw; + cfq_clear_crq_in_flight(crq); + cfq_clear_crq_in_driver(crq); + cfq_clear_crq_requeued(crq); + + if (rw == READ || process_sync(tsk)) + cfq_mark_crq_is_sync(crq); + else + cfq_clear_crq_is_sync(crq); + rq->elevator_private = crq; - cfqq->alloc_limit[rw] = 0; return 0; } - put_io_context(cic->ioc); -err: spin_lock_irqsave(q->queue_lock, flags); cfqq->allocated[rw]--; + if (!(cfqq->allocated[0] + cfqq->allocated[1])) + cfq_mark_cfqq_must_alloc(cfqq); cfq_put_queue(cfqq); -out_lock: +queue_fail: + if (cic) + put_io_context(cic->ioc); + /* + * mark us rq allocation starved. we need to kickstart the process + * ourselves if there are no pending requests that can do it for us. + * that would be an extremely rare OOM situation + */ + cfqd->rq_starved = 1; + cfq_schedule_dispatch(cfqd); spin_unlock_irqrestore(q->queue_lock, flags); return 1; } +static void cfq_kick_queue(void *data) +{ + request_queue_t *q = data; + struct cfq_data *cfqd = q->elevator->elevator_data; + unsigned long flags; + + spin_lock_irqsave(q->queue_lock, flags); + + if (cfqd->rq_starved) { + struct request_list *rl = &q->rq; + + /* + * we aren't guaranteed to get a request after this, but we + * have to be opportunistic + */ + smp_mb(); + if (waitqueue_active(&rl->wait[READ])) + wake_up(&rl->wait[READ]); + if (waitqueue_active(&rl->wait[WRITE])) + wake_up(&rl->wait[WRITE]); + } + + blk_remove_plug(q); + q->request_fn(q); + spin_unlock_irqrestore(q->queue_lock, flags); +} + +/* + * Timer running if the active_queue is currently idling inside its time slice + */ +static void cfq_idle_slice_timer(unsigned long data) +{ + struct cfq_data *cfqd = (struct cfq_data *) data; + struct cfq_queue *cfqq; + unsigned long flags; + + spin_lock_irqsave(cfqd->queue->queue_lock, flags); + + if ((cfqq = cfqd->active_queue) != NULL) { + unsigned long now = jiffies; + + /* + * expired + */ + if (time_after(now, cfqq->slice_end)) + goto expire; + + /* + * only expire and reinvoke request handler, if there are + * other queues with pending requests + */ + if (!cfq_pending_requests(cfqd)) { + cfqd->idle_slice_timer.expires = min(now + cfqd->cfq_slice_idle, cfqq->slice_end); + add_timer(&cfqd->idle_slice_timer); + goto out_cont; + } + + /* + * not expired and it has a request pending, let it dispatch + */ + if (!RB_EMPTY(&cfqq->sort_list)) { + cfq_mark_cfqq_must_dispatch(cfqq); + goto out_kick; + } + } +expire: + cfq_slice_expired(cfqd, 0); +out_kick: + cfq_schedule_dispatch(cfqd); +out_cont: + spin_unlock_irqrestore(cfqd->queue->queue_lock, flags); +} + +/* + * Timer running if an idle class queue is waiting for service + */ +static void cfq_idle_class_timer(unsigned long data) +{ + struct cfq_data *cfqd = (struct cfq_data *) data; + unsigned long flags, end; + + spin_lock_irqsave(cfqd->queue->queue_lock, flags); + + /* + * race with a non-idle queue, reset timer + */ + end = cfqd->last_end_request + CFQ_IDLE_GRACE; + if (!time_after_eq(jiffies, end)) { + cfqd->idle_class_timer.expires = end; + add_timer(&cfqd->idle_class_timer); + } else + cfq_schedule_dispatch(cfqd); + + spin_unlock_irqrestore(cfqd->queue->queue_lock, flags); +} + +static void cfq_shutdown_timer_wq(struct cfq_data *cfqd) +{ + del_timer_sync(&cfqd->idle_slice_timer); + del_timer_sync(&cfqd->idle_class_timer); + blk_sync_queue(cfqd->queue); +} + static void cfq_put_cfqd(struct cfq_data *cfqd) { request_queue_t *q = cfqd->queue; @@ -1487,6 +2250,9 @@ static void cfq_put_cfqd(struct cfq_data *cfqd) blk_put_queue(q); + cfq_shutdown_timer_wq(cfqd); + q->elevator->elevator_data = NULL; + mempool_destroy(cfqd->crq_pool); kfree(cfqd->crq_hash); kfree(cfqd->cfq_hash); @@ -1495,7 +2261,10 @@ static void cfq_put_cfqd(struct cfq_data *cfqd) static void cfq_exit_queue(elevator_t *e) { - cfq_put_cfqd(e->elevator_data); + struct cfq_data *cfqd = e->elevator_data; + + cfq_shutdown_timer_wq(cfqd); + cfq_put_cfqd(cfqd); } static int cfq_init_queue(request_queue_t *q, elevator_t *e) @@ -1508,7 +2277,13 @@ static int cfq_init_queue(request_queue_t *q, elevator_t *e) return -ENOMEM; memset(cfqd, 0, sizeof(*cfqd)); - INIT_LIST_HEAD(&cfqd->rr_list); + + for (i = 0; i < CFQ_PRIO_LISTS; i++) + INIT_LIST_HEAD(&cfqd->rr_list[i]); + + INIT_LIST_HEAD(&cfqd->busy_rr); + INIT_LIST_HEAD(&cfqd->cur_rr); + INIT_LIST_HEAD(&cfqd->idle_rr); INIT_LIST_HEAD(&cfqd->empty_list); cfqd->crq_hash = kmalloc(sizeof(struct hlist_head) * CFQ_MHASH_ENTRIES, GFP_KERNEL); @@ -1533,24 +2308,32 @@ static int cfq_init_queue(request_queue_t *q, elevator_t *e) cfqd->queue = q; atomic_inc(&q->refcnt); - /* - * just set it to some high value, we want anyone to be able to queue - * some requests. fairness is handled differently - */ - q->nr_requests = 1024; - cfqd->max_queued = q->nr_requests / 16; + cfqd->max_queued = q->nr_requests / 4; q->nr_batching = cfq_queued; - cfqd->key_type = CFQ_KEY_TGID; - cfqd->find_best_crq = 1; + + init_timer(&cfqd->idle_slice_timer); + cfqd->idle_slice_timer.function = cfq_idle_slice_timer; + cfqd->idle_slice_timer.data = (unsigned long) cfqd; + + init_timer(&cfqd->idle_class_timer); + cfqd->idle_class_timer.function = cfq_idle_class_timer; + cfqd->idle_class_timer.data = (unsigned long) cfqd; + + INIT_WORK(&cfqd->unplug_work, cfq_kick_queue, q); + atomic_set(&cfqd->ref, 1); cfqd->cfq_queued = cfq_queued; cfqd->cfq_quantum = cfq_quantum; - cfqd->cfq_fifo_expire_r = cfq_fifo_expire_r; - cfqd->cfq_fifo_expire_w = cfq_fifo_expire_w; - cfqd->cfq_fifo_batch_expire = cfq_fifo_rate; + cfqd->cfq_fifo_expire[0] = cfq_fifo_expire[0]; + cfqd->cfq_fifo_expire[1] = cfq_fifo_expire[1]; cfqd->cfq_back_max = cfq_back_max; cfqd->cfq_back_penalty = cfq_back_penalty; + cfqd->cfq_slice[0] = cfq_slice_async; + cfqd->cfq_slice[1] = cfq_slice_sync; + cfqd->cfq_slice_async_rq = cfq_slice_async_rq; + cfqd->cfq_slice_idle = cfq_slice_idle; + cfqd->cfq_max_depth = cfq_max_depth; return 0; out_crqpool: @@ -1595,7 +2378,6 @@ fail: return -ENOMEM; } - /* * sysfs parts below --> */ @@ -1620,45 +2402,6 @@ cfq_var_store(unsigned int *var, const char *page, size_t count) return count; } -static ssize_t -cfq_clear_elapsed(struct cfq_data *cfqd, const char *page, size_t count) -{ - max_elapsed_dispatch = max_elapsed_crq = 0; - return count; -} - -static ssize_t -cfq_set_key_type(struct cfq_data *cfqd, const char *page, size_t count) -{ - spin_lock_irq(cfqd->queue->queue_lock); - if (!strncmp(page, "pgid", 4)) - cfqd->key_type = CFQ_KEY_PGID; - else if (!strncmp(page, "tgid", 4)) - cfqd->key_type = CFQ_KEY_TGID; - else if (!strncmp(page, "uid", 3)) - cfqd->key_type = CFQ_KEY_UID; - else if (!strncmp(page, "gid", 3)) - cfqd->key_type = CFQ_KEY_GID; - spin_unlock_irq(cfqd->queue->queue_lock); - return count; -} - -static ssize_t -cfq_read_key_type(struct cfq_data *cfqd, char *page) -{ - ssize_t len = 0; - int i; - - for (i = CFQ_KEY_PGID; i < CFQ_KEY_LAST; i++) { - if (cfqd->key_type == i) - len += sprintf(page+len, "[%s] ", cfq_key_types[i]); - else - len += sprintf(page+len, "%s ", cfq_key_types[i]); - } - len += sprintf(page+len, "\n"); - return len; -} - #define SHOW_FUNCTION(__FUNC, __VAR, __CONV) \ static ssize_t __FUNC(struct cfq_data *cfqd, char *page) \ { \ @@ -1669,12 +2412,15 @@ static ssize_t __FUNC(struct cfq_data *cfqd, char *page) \ } SHOW_FUNCTION(cfq_quantum_show, cfqd->cfq_quantum, 0); SHOW_FUNCTION(cfq_queued_show, cfqd->cfq_queued, 0); -SHOW_FUNCTION(cfq_fifo_expire_r_show, cfqd->cfq_fifo_expire_r, 1); -SHOW_FUNCTION(cfq_fifo_expire_w_show, cfqd->cfq_fifo_expire_w, 1); -SHOW_FUNCTION(cfq_fifo_batch_expire_show, cfqd->cfq_fifo_batch_expire, 1); -SHOW_FUNCTION(cfq_find_best_show, cfqd->find_best_crq, 0); +SHOW_FUNCTION(cfq_fifo_expire_sync_show, cfqd->cfq_fifo_expire[1], 1); +SHOW_FUNCTION(cfq_fifo_expire_async_show, cfqd->cfq_fifo_expire[0], 1); SHOW_FUNCTION(cfq_back_max_show, cfqd->cfq_back_max, 0); SHOW_FUNCTION(cfq_back_penalty_show, cfqd->cfq_back_penalty, 0); +SHOW_FUNCTION(cfq_slice_idle_show, cfqd->cfq_slice_idle, 1); +SHOW_FUNCTION(cfq_slice_sync_show, cfqd->cfq_slice[1], 1); +SHOW_FUNCTION(cfq_slice_async_show, cfqd->cfq_slice[0], 1); +SHOW_FUNCTION(cfq_slice_async_rq_show, cfqd->cfq_slice_async_rq, 0); +SHOW_FUNCTION(cfq_max_depth_show, cfqd->cfq_max_depth, 0); #undef SHOW_FUNCTION #define STORE_FUNCTION(__FUNC, __PTR, MIN, MAX, __CONV) \ @@ -1694,12 +2440,15 @@ static ssize_t __FUNC(struct cfq_data *cfqd, const char *page, size_t count) \ } STORE_FUNCTION(cfq_quantum_store, &cfqd->cfq_quantum, 1, UINT_MAX, 0); STORE_FUNCTION(cfq_queued_store, &cfqd->cfq_queued, 1, UINT_MAX, 0); -STORE_FUNCTION(cfq_fifo_expire_r_store, &cfqd->cfq_fifo_expire_r, 1, UINT_MAX, 1); -STORE_FUNCTION(cfq_fifo_expire_w_store, &cfqd->cfq_fifo_expire_w, 1, UINT_MAX, 1); -STORE_FUNCTION(cfq_fifo_batch_expire_store, &cfqd->cfq_fifo_batch_expire, 0, UINT_MAX, 1); -STORE_FUNCTION(cfq_find_best_store, &cfqd->find_best_crq, 0, 1, 0); +STORE_FUNCTION(cfq_fifo_expire_sync_store, &cfqd->cfq_fifo_expire[1], 1, UINT_MAX, 1); +STORE_FUNCTION(cfq_fifo_expire_async_store, &cfqd->cfq_fifo_expire[0], 1, UINT_MAX, 1); STORE_FUNCTION(cfq_back_max_store, &cfqd->cfq_back_max, 0, UINT_MAX, 0); STORE_FUNCTION(cfq_back_penalty_store, &cfqd->cfq_back_penalty, 1, UINT_MAX, 0); +STORE_FUNCTION(cfq_slice_idle_store, &cfqd->cfq_slice_idle, 0, UINT_MAX, 1); +STORE_FUNCTION(cfq_slice_sync_store, &cfqd->cfq_slice[1], 1, UINT_MAX, 1); +STORE_FUNCTION(cfq_slice_async_store, &cfqd->cfq_slice[0], 1, UINT_MAX, 1); +STORE_FUNCTION(cfq_slice_async_rq_store, &cfqd->cfq_slice_async_rq, 1, UINT_MAX, 0); +STORE_FUNCTION(cfq_max_depth_store, &cfqd->cfq_max_depth, 1, UINT_MAX, 0); #undef STORE_FUNCTION static struct cfq_fs_entry cfq_quantum_entry = { @@ -1712,25 +2461,15 @@ static struct cfq_fs_entry cfq_queued_entry = { .show = cfq_queued_show, .store = cfq_queued_store, }; -static struct cfq_fs_entry cfq_fifo_expire_r_entry = { +static struct cfq_fs_entry cfq_fifo_expire_sync_entry = { .attr = {.name = "fifo_expire_sync", .mode = S_IRUGO | S_IWUSR }, - .show = cfq_fifo_expire_r_show, - .store = cfq_fifo_expire_r_store, + .show = cfq_fifo_expire_sync_show, + .store = cfq_fifo_expire_sync_store, }; -static struct cfq_fs_entry cfq_fifo_expire_w_entry = { +static struct cfq_fs_entry cfq_fifo_expire_async_entry = { .attr = {.name = "fifo_expire_async", .mode = S_IRUGO | S_IWUSR }, - .show = cfq_fifo_expire_w_show, - .store = cfq_fifo_expire_w_store, -}; -static struct cfq_fs_entry cfq_fifo_batch_expire_entry = { - .attr = {.name = "fifo_batch_expire", .mode = S_IRUGO | S_IWUSR }, - .show = cfq_fifo_batch_expire_show, - .store = cfq_fifo_batch_expire_store, -}; -static struct cfq_fs_entry cfq_find_best_entry = { - .attr = {.name = "find_best_crq", .mode = S_IRUGO | S_IWUSR }, - .show = cfq_find_best_show, - .store = cfq_find_best_store, + .show = cfq_fifo_expire_async_show, + .store = cfq_fifo_expire_async_store, }; static struct cfq_fs_entry cfq_back_max_entry = { .attr = {.name = "back_seek_max", .mode = S_IRUGO | S_IWUSR }, @@ -1742,27 +2481,44 @@ static struct cfq_fs_entry cfq_back_penalty_entry = { .show = cfq_back_penalty_show, .store = cfq_back_penalty_store, }; -static struct cfq_fs_entry cfq_clear_elapsed_entry = { - .attr = {.name = "clear_elapsed", .mode = S_IWUSR }, - .store = cfq_clear_elapsed, +static struct cfq_fs_entry cfq_slice_sync_entry = { + .attr = {.name = "slice_sync", .mode = S_IRUGO | S_IWUSR }, + .show = cfq_slice_sync_show, + .store = cfq_slice_sync_store, +}; +static struct cfq_fs_entry cfq_slice_async_entry = { + .attr = {.name = "slice_async", .mode = S_IRUGO | S_IWUSR }, + .show = cfq_slice_async_show, + .store = cfq_slice_async_store, }; -static struct cfq_fs_entry cfq_key_type_entry = { - .attr = {.name = "key_type", .mode = S_IRUGO | S_IWUSR }, - .show = cfq_read_key_type, - .store = cfq_set_key_type, +static struct cfq_fs_entry cfq_slice_async_rq_entry = { + .attr = {.name = "slice_async_rq", .mode = S_IRUGO | S_IWUSR }, + .show = cfq_slice_async_rq_show, + .store = cfq_slice_async_rq_store, +}; +static struct cfq_fs_entry cfq_slice_idle_entry = { + .attr = {.name = "slice_idle", .mode = S_IRUGO | S_IWUSR }, + .show = cfq_slice_idle_show, + .store = cfq_slice_idle_store, +}; +static struct cfq_fs_entry cfq_max_depth_entry = { + .attr = {.name = "max_depth", .mode = S_IRUGO | S_IWUSR }, + .show = cfq_max_depth_show, + .store = cfq_max_depth_store, }; static struct attribute *default_attrs[] = { &cfq_quantum_entry.attr, &cfq_queued_entry.attr, - &cfq_fifo_expire_r_entry.attr, - &cfq_fifo_expire_w_entry.attr, - &cfq_fifo_batch_expire_entry.attr, - &cfq_key_type_entry.attr, - &cfq_find_best_entry.attr, + &cfq_fifo_expire_sync_entry.attr, + &cfq_fifo_expire_async_entry.attr, &cfq_back_max_entry.attr, &cfq_back_penalty_entry.attr, - &cfq_clear_elapsed_entry.attr, + &cfq_slice_sync_entry.attr, + &cfq_slice_async_entry.attr, + &cfq_slice_async_rq_entry.attr, + &cfq_slice_idle_entry.attr, + &cfq_max_depth_entry.attr, NULL, }; @@ -1832,21 +2588,46 @@ static int __init cfq_init(void) { int ret; + /* + * could be 0 on HZ < 1000 setups + */ + if (!cfq_slice_async) + cfq_slice_async = 1; + if (!cfq_slice_idle) + cfq_slice_idle = 1; + if (cfq_slab_setup()) return -ENOMEM; ret = elv_register(&iosched_cfq); - if (!ret) { - __module_get(THIS_MODULE); - return 0; - } + if (ret) + cfq_slab_kill(); - cfq_slab_kill(); return ret; } static void __exit cfq_exit(void) { + struct task_struct *g, *p; + unsigned long flags; + + read_lock_irqsave(&tasklist_lock, flags); + + /* + * iterate each process in the system, removing our io_context + */ + do_each_thread(g, p) { + struct io_context *ioc = p->io_context; + + if (ioc && ioc->cic) { + ioc->cic->exit(ioc->cic); + cfq_free_io_context(ioc->cic); + ioc->cic = NULL; + } + } while_each_thread(g, p); + + read_unlock_irqrestore(&tasklist_lock, flags); + cfq_slab_kill(); elv_unregister(&iosched_cfq); } diff --git a/drivers/block/deadline-iosched.c b/drivers/block/deadline-iosched.c index 4bc2fea..ff5201e 100644 --- a/drivers/block/deadline-iosched.c +++ b/drivers/block/deadline-iosched.c @@ -760,7 +760,8 @@ static void deadline_put_request(request_queue_t *q, struct request *rq) } static int -deadline_set_request(request_queue_t *q, struct request *rq, int gfp_mask) +deadline_set_request(request_queue_t *q, struct request *rq, struct bio *bio, + int gfp_mask) { struct deadline_data *dd = q->elevator->elevator_data; struct deadline_rq *drq; diff --git a/drivers/block/elevator.c b/drivers/block/elevator.c index f831f08..98f0126 100644 --- a/drivers/block/elevator.c +++ b/drivers/block/elevator.c @@ -486,12 +486,13 @@ struct request *elv_former_request(request_queue_t *q, struct request *rq) return NULL; } -int elv_set_request(request_queue_t *q, struct request *rq, int gfp_mask) +int elv_set_request(request_queue_t *q, struct request *rq, struct bio *bio, + int gfp_mask) { elevator_t *e = q->elevator; if (e->ops->elevator_set_req_fn) - return e->ops->elevator_set_req_fn(q, rq, gfp_mask); + return e->ops->elevator_set_req_fn(q, rq, bio, gfp_mask); rq->elevator_private = NULL; return 0; @@ -505,12 +506,12 @@ void elv_put_request(request_queue_t *q, struct request *rq) e->ops->elevator_put_req_fn(q, rq); } -int elv_may_queue(request_queue_t *q, int rw) +int elv_may_queue(request_queue_t *q, int rw, struct bio *bio) { elevator_t *e = q->elevator; if (e->ops->elevator_may_queue_fn) - return e->ops->elevator_may_queue_fn(q, rw); + return e->ops->elevator_may_queue_fn(q, rw, bio); return ELV_MQUEUE_MAY; } diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 60e6409..692a5fc 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -276,6 +276,7 @@ static inline void rq_init(request_queue_t *q, struct request *rq) rq->errors = 0; rq->rq_status = RQ_ACTIVE; rq->bio = rq->biotail = NULL; + rq->ioprio = 0; rq->buffer = NULL; rq->ref_count = 1; rq->q = q; @@ -1442,11 +1443,7 @@ void __generic_unplug_device(request_queue_t *q) if (!blk_remove_plug(q)) return; - /* - * was plugged, fire request_fn if queue has stuff to do - */ - if (elv_next_request(q)) - q->request_fn(q); + q->request_fn(q); } EXPORT_SYMBOL(__generic_unplug_device); @@ -1776,8 +1773,8 @@ static inline void blk_free_request(request_queue_t *q, struct request *rq) mempool_free(rq, q->rq.rq_pool); } -static inline struct request *blk_alloc_request(request_queue_t *q, int rw, - int gfp_mask) +static inline struct request * +blk_alloc_request(request_queue_t *q, int rw, struct bio *bio, int gfp_mask) { struct request *rq = mempool_alloc(q->rq.rq_pool, gfp_mask); @@ -1790,7 +1787,7 @@ static inline struct request *blk_alloc_request(request_queue_t *q, int rw, */ rq->flags = rw; - if (!elv_set_request(q, rq, gfp_mask)) + if (!elv_set_request(q, rq, bio, gfp_mask)) return rq; mempool_free(rq, q->rq.rq_pool); @@ -1870,18 +1867,20 @@ static void freed_request(request_queue_t *q, int rw) #define blkdev_free_rq(list) list_entry((list)->next, struct request, queuelist) /* - * Get a free request, queue_lock must not be held + * Get a free request, queue_lock must be held. + * Returns NULL on failure, with queue_lock held. + * Returns !NULL on success, with queue_lock *not held*. */ -static struct request *get_request(request_queue_t *q, int rw, int gfp_mask) +static struct request *get_request(request_queue_t *q, int rw, struct bio *bio, + int gfp_mask) { struct request *rq = NULL; struct request_list *rl = &q->rq; - struct io_context *ioc = get_io_context(gfp_mask); + struct io_context *ioc = current_io_context(GFP_ATOMIC); if (unlikely(test_bit(QUEUE_FLAG_DRAIN, &q->queue_flags))) goto out; - spin_lock_irq(q->queue_lock); if (rl->count[rw]+1 >= q->nr_requests) { /* * The queue will fill after this allocation, so set it as @@ -1895,7 +1894,7 @@ static struct request *get_request(request_queue_t *q, int rw, int gfp_mask) } } - switch (elv_may_queue(q, rw)) { + switch (elv_may_queue(q, rw, bio)) { case ELV_MQUEUE_NO: goto rq_starved; case ELV_MQUEUE_MAY: @@ -1909,18 +1908,25 @@ static struct request *get_request(request_queue_t *q, int rw, int gfp_mask) * The queue is full and the allocating process is not a * "batcher", and not exempted by the IO scheduler */ - spin_unlock_irq(q->queue_lock); goto out; } get_rq: + /* + * Only allow batching queuers to allocate up to 50% over the defined + * limit of requests, otherwise we could have thousands of requests + * allocated with any setting of ->nr_requests + */ + if (rl->count[rw] >= (3 * q->nr_requests / 2)) + goto out; + rl->count[rw]++; rl->starved[rw] = 0; if (rl->count[rw] >= queue_congestion_on_threshold(q)) set_queue_congested(q, rw); spin_unlock_irq(q->queue_lock); - rq = blk_alloc_request(q, rw, gfp_mask); + rq = blk_alloc_request(q, rw, bio, gfp_mask); if (!rq) { /* * Allocation failed presumably due to memory. Undo anything @@ -1943,7 +1949,6 @@ rq_starved: if (unlikely(rl->count[rw] == 0)) rl->starved[rw] = 1; - spin_unlock_irq(q->queue_lock); goto out; } @@ -1953,31 +1958,35 @@ rq_starved: rq_init(q, rq); rq->rl = rl; out: - put_io_context(ioc); return rq; } /* * No available requests for this queue, unplug the device and wait for some * requests to become available. + * + * Called with q->queue_lock held, and returns with it unlocked. */ -static struct request *get_request_wait(request_queue_t *q, int rw) +static struct request *get_request_wait(request_queue_t *q, int rw, + struct bio *bio) { - DEFINE_WAIT(wait); struct request *rq; - do { + rq = get_request(q, rw, bio, GFP_NOIO); + while (!rq) { + DEFINE_WAIT(wait); struct request_list *rl = &q->rq; prepare_to_wait_exclusive(&rl->wait[rw], &wait, TASK_UNINTERRUPTIBLE); - rq = get_request(q, rw, GFP_NOIO); + rq = get_request(q, rw, bio, GFP_NOIO); if (!rq) { struct io_context *ioc; - generic_unplug_device(q); + __generic_unplug_device(q); + spin_unlock_irq(q->queue_lock); io_schedule(); /* @@ -1986,12 +1995,13 @@ static struct request *get_request_wait(request_queue_t *q, int rw) * up to a big batch of them for a small period time. * See ioc_batching, ioc_set_batching */ - ioc = get_io_context(GFP_NOIO); + ioc = current_io_context(GFP_NOIO); ioc_set_batching(q, ioc); - put_io_context(ioc); + + spin_lock_irq(q->queue_lock); } finish_wait(&rl->wait[rw], &wait); - } while (!rq); + } return rq; } @@ -2002,14 +2012,18 @@ struct request *blk_get_request(request_queue_t *q, int rw, int gfp_mask) BUG_ON(rw != READ && rw != WRITE); - if (gfp_mask & __GFP_WAIT) - rq = get_request_wait(q, rw); - else - rq = get_request(q, rw, gfp_mask); + spin_lock_irq(q->queue_lock); + if (gfp_mask & __GFP_WAIT) { + rq = get_request_wait(q, rw, NULL); + } else { + rq = get_request(q, rw, NULL, gfp_mask); + if (!rq) + spin_unlock_irq(q->queue_lock); + } + /* q->queue_lock is unlocked at this point */ return rq; } - EXPORT_SYMBOL(blk_get_request); /** @@ -2333,7 +2347,6 @@ static void __blk_put_request(request_queue_t *q, struct request *req) return; req->rq_status = RQ_INACTIVE; - req->q = NULL; req->rl = NULL; /* @@ -2462,6 +2475,8 @@ static int attempt_merge(request_queue_t *q, struct request *req, req->rq_disk->in_flight--; } + req->ioprio = ioprio_best(req->ioprio, next->ioprio); + __blk_put_request(q, next); return 1; } @@ -2512,13 +2527,15 @@ EXPORT_SYMBOL(blk_attempt_remerge); static int __make_request(request_queue_t *q, struct bio *bio) { - struct request *req, *freereq = NULL; + struct request *req; int el_ret, rw, nr_sectors, cur_nr_sectors, barrier, err, sync; + unsigned short prio; sector_t sector; sector = bio->bi_sector; nr_sectors = bio_sectors(bio); cur_nr_sectors = bio_cur_sectors(bio); + prio = bio_prio(bio); rw = bio_data_dir(bio); sync = bio_sync(bio); @@ -2538,14 +2555,9 @@ static int __make_request(request_queue_t *q, struct bio *bio) goto end_io; } -again: spin_lock_irq(q->queue_lock); - if (elv_queue_empty(q)) { - blk_plug_device(q); - goto get_rq; - } - if (barrier) + if (unlikely(barrier) || elv_queue_empty(q)) goto get_rq; el_ret = elv_merge(q, &req, bio); @@ -2559,6 +2571,7 @@ again: req->biotail->bi_next = bio; req->biotail = bio; req->nr_sectors = req->hard_nr_sectors += nr_sectors; + req->ioprio = ioprio_best(req->ioprio, prio); drive_stat_acct(req, nr_sectors, 0); if (!attempt_back_merge(q, req)) elv_merged_request(q, req); @@ -2583,45 +2596,30 @@ again: req->hard_cur_sectors = cur_nr_sectors; req->sector = req->hard_sector = sector; req->nr_sectors = req->hard_nr_sectors += nr_sectors; + req->ioprio = ioprio_best(req->ioprio, prio); drive_stat_acct(req, nr_sectors, 0); if (!attempt_front_merge(q, req)) elv_merged_request(q, req); goto out; - /* - * elevator says don't/can't merge. get new request - */ - case ELEVATOR_NO_MERGE: - break; - + /* ELV_NO_MERGE: elevator says don't/can't merge. */ default: - printk("elevator returned crap (%d)\n", el_ret); - BUG(); + ; } +get_rq: /* - * Grab a free request from the freelist - if that is empty, check - * if we are doing read ahead and abort instead of blocking for - * a free slot. + * Grab a free request. This is might sleep but can not fail. + * Returns with the queue unlocked. + */ + req = get_request_wait(q, rw, bio); + + /* + * After dropping the lock and possibly sleeping here, our request + * may now be mergeable after it had proven unmergeable (above). + * We don't worry about that case for efficiency. It won't happen + * often, and the elevators are able to handle it. */ -get_rq: - if (freereq) { - req = freereq; - freereq = NULL; - } else { - spin_unlock_irq(q->queue_lock); - if ((freereq = get_request(q, rw, GFP_ATOMIC)) == NULL) { - /* - * READA bit set - */ - err = -EWOULDBLOCK; - if (bio_rw_ahead(bio)) - goto end_io; - - freereq = get_request_wait(q, rw); - } - goto again; - } req->flags |= REQ_CMD; @@ -2646,13 +2644,15 @@ get_rq: req->buffer = bio_data(bio); /* see ->buffer comment above */ req->waiting = NULL; req->bio = req->biotail = bio; + req->ioprio = prio; req->rq_disk = bio->bi_bdev->bd_disk; req->start_time = jiffies; + spin_lock_irq(q->queue_lock); + if (elv_queue_empty(q)) + blk_plug_device(q); add_request(q, req); out: - if (freereq) - __blk_put_request(q, freereq); if (sync) __generic_unplug_device(q); @@ -2674,7 +2674,7 @@ static inline void blk_partition_remap(struct bio *bio) if (bdev != bdev->bd_contains) { struct hd_struct *p = bdev->bd_part; - switch (bio->bi_rw) { + switch (bio_data_dir(bio)) { case READ: p->read_sectors += bio_sectors(bio); p->reads++; @@ -2693,6 +2693,7 @@ void blk_finish_queue_drain(request_queue_t *q) { struct request_list *rl = &q->rq; struct request *rq; + int requeued = 0; spin_lock_irq(q->queue_lock); clear_bit(QUEUE_FLAG_DRAIN, &q->queue_flags); @@ -2701,9 +2702,13 @@ void blk_finish_queue_drain(request_queue_t *q) rq = list_entry_rq(q->drain_list.next); list_del_init(&rq->queuelist); - __elv_add_request(q, rq, ELEVATOR_INSERT_BACK, 1); + elv_requeue_request(q, rq); + requeued++; } + if (requeued) + q->request_fn(q); + spin_unlock_irq(q->queue_lock); wake_up(&rl->wait[0]); @@ -2900,7 +2905,7 @@ void submit_bio(int rw, struct bio *bio) BIO_BUG_ON(!bio->bi_size); BIO_BUG_ON(!bio->bi_io_vec); - bio->bi_rw = rw; + bio->bi_rw |= rw; if (rw & WRITE) mod_page_state(pgpgout, count); else @@ -3257,8 +3262,11 @@ void exit_io_context(void) struct io_context *ioc; local_irq_save(flags); + task_lock(current); ioc = current->io_context; current->io_context = NULL; + ioc->task = NULL; + task_unlock(current); local_irq_restore(flags); if (ioc->aic && ioc->aic->exit) @@ -3271,53 +3279,49 @@ void exit_io_context(void) /* * If the current task has no IO context then create one and initialise it. - * If it does have a context, take a ref on it. + * Otherwise, return its existing IO context. * - * This is always called in the context of the task which submitted the I/O. - * But weird things happen, so we disable local interrupts to ensure exclusive - * access to *current. + * This returned IO context doesn't have a specifically elevated refcount, + * but since the current task itself holds a reference, the context can be + * used in general code, so long as it stays within `current` context. */ -struct io_context *get_io_context(int gfp_flags) +struct io_context *current_io_context(int gfp_flags) { struct task_struct *tsk = current; - unsigned long flags; struct io_context *ret; - local_irq_save(flags); ret = tsk->io_context; - if (ret) - goto out; - - local_irq_restore(flags); + if (likely(ret)) + return ret; ret = kmem_cache_alloc(iocontext_cachep, gfp_flags); if (ret) { atomic_set(&ret->refcount, 1); - ret->pid = tsk->pid; + ret->task = current; + ret->set_ioprio = NULL; ret->last_waited = jiffies; /* doesn't matter... */ ret->nr_batch_requests = 0; /* because this is 0 */ ret->aic = NULL; ret->cic = NULL; - spin_lock_init(&ret->lock); - - local_irq_save(flags); + tsk->io_context = ret; + } - /* - * very unlikely, someone raced with us in setting up the task - * io context. free new context and just grab a reference. - */ - if (!tsk->io_context) - tsk->io_context = ret; - else { - kmem_cache_free(iocontext_cachep, ret); - ret = tsk->io_context; - } + return ret; +} +EXPORT_SYMBOL(current_io_context); -out: +/* + * If the current task has no IO context then create one and initialise it. + * If it does have a context, take a ref on it. + * + * This is always called in the context of the task which submitted the I/O. + */ +struct io_context *get_io_context(int gfp_flags) +{ + struct io_context *ret; + ret = current_io_context(gfp_flags); + if (likely(ret)) atomic_inc(&ret->refcount); - local_irq_restore(flags); - } - return ret; } EXPORT_SYMBOL(get_io_context); diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index 5b09cf1..e5f7494 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -253,7 +253,7 @@ static int floppy_revalidate(struct gendisk *disk); static int swim3_add_device(struct device_node *swims); int swim3_init(void); -#ifndef CONFIG_PMAC_PBOOK +#ifndef CONFIG_PMAC_MEDIABAY #define check_media_bay(which, what) 1 #endif @@ -297,9 +297,11 @@ static void do_fd_request(request_queue_t * q) int i; for(i=0;i<floppy_count;i++) { +#ifdef CONFIG_PMAC_MEDIABAY if (floppy_states[i].media_bay && check_media_bay(floppy_states[i].media_bay, MB_FD)) continue; +#endif /* CONFIG_PMAC_MEDIABAY */ start_request(&floppy_states[i]); } sti(); @@ -856,8 +858,10 @@ static int floppy_ioctl(struct inode *inode, struct file *filp, if ((cmd & 0x80) && !capable(CAP_SYS_ADMIN)) return -EPERM; +#ifdef CONFIG_PMAC_MEDIABAY if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) return -ENXIO; +#endif switch (cmd) { case FDEJECT: @@ -881,8 +885,10 @@ static int floppy_open(struct inode *inode, struct file *filp) int n, err = 0; if (fs->ref_count == 0) { +#ifdef CONFIG_PMAC_MEDIABAY if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) return -ENXIO; +#endif out_8(&sw->setup, S_IBM_DRIVE | S_FCLK_DIV2); out_8(&sw->control_bic, 0xff); out_8(&sw->mode, 0x95); @@ -967,8 +973,10 @@ static int floppy_revalidate(struct gendisk *disk) struct swim3 __iomem *sw; int ret, n; +#ifdef CONFIG_PMAC_MEDIABAY if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) return -ENXIO; +#endif sw = fs->swim3; grab_drive(fs, revalidating, 0); diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c index 5ed3a63..9db0a9e 100644 --- a/drivers/block/sx8.c +++ b/drivers/block/sx8.c @@ -26,6 +26,7 @@ #include <linux/delay.h> #include <linux/time.h> #include <linux/hdreg.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <asm/semaphore.h> #include <asm/uaccess.h> @@ -1582,9 +1583,9 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) goto err_out; #if IF_64BIT_DMA_IS_POSSIBLE /* grrrr... */ - rc = pci_set_dma_mask(pdev, 0xffffffffffffffffULL); + rc = pci_set_dma_mask(pdev, DMA_64BIT_MASK); if (!rc) { - rc = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL); + rc = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK); if (rc) { printk(KERN_ERR DRV_NAME "(%s): consistent DMA mask failure\n", pci_name(pdev)); @@ -1593,7 +1594,7 @@ static int carm_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) pci_dac = 1; } else { #endif - rc = pci_set_dma_mask(pdev, 0xffffffffULL); + rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR DRV_NAME "(%s): DMA mask failure\n", pci_name(pdev)); diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index e481cc4..5ef9adb 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c @@ -1089,6 +1089,14 @@ static int bluecard_event(event_t event, int priority, event_callback_args_t *ar return 0; } +static struct pcmcia_device_id bluecard_ids[] = { + PCMCIA_DEVICE_PROD_ID12("BlueCard", "LSE041", 0xbaf16fbf, 0x657cc15e), + PCMCIA_DEVICE_PROD_ID12("BTCFCARD", "LSE139", 0xe3987764, 0x2524b59c), + PCMCIA_DEVICE_PROD_ID12("WSS", "LSE039", 0x0a0736ec, 0x24e6dfab), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, bluecard_ids); + static struct pcmcia_driver bluecard_driver = { .owner = THIS_MODULE, .drv = { @@ -1096,6 +1104,7 @@ static struct pcmcia_driver bluecard_driver = { }, .attach = bluecard_attach, .detach = bluecard_detach, + .id_table = bluecard_ids, }; static int __init init_bluecard_cs(void) diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index f71e5c7..9013cd7 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -935,6 +935,12 @@ static int bt3c_event(event_t event, int priority, event_callback_args_t *args) return 0; } +static struct pcmcia_device_id bt3c_ids[] = { + PCMCIA_DEVICE_PROD_ID13("3COM", "Bluetooth PC Card", 0xefce0a31, 0xd4ce9b02), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, bt3c_ids); + static struct pcmcia_driver bt3c_driver = { .owner = THIS_MODULE, .drv = { @@ -942,6 +948,7 @@ static struct pcmcia_driver bt3c_driver = { }, .attach = bt3c_attach, .detach = bt3c_detach, + .id_table = bt3c_ids, }; static int __init init_bt3c_cs(void) diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index ad8d972..c479484 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c @@ -855,6 +855,12 @@ static int btuart_event(event_t event, int priority, event_callback_args_t *args return 0; } +static struct pcmcia_device_id btuart_ids[] = { + /* don't use this driver. Use serial_cs + hci_uart instead */ + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, btuart_ids); + static struct pcmcia_driver btuart_driver = { .owner = THIS_MODULE, .drv = { @@ -862,6 +868,7 @@ static struct pcmcia_driver btuart_driver = { }, .attach = btuart_attach, .detach = btuart_detach, + .id_table = btuart_ids, }; static int __init init_btuart_cs(void) diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index fe954e5..bb12f7d 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c @@ -807,6 +807,13 @@ static int dtl1_event(event_t event, int priority, event_callback_args_t *args) return 0; } +static struct pcmcia_device_id dtl1_ids[] = { + PCMCIA_DEVICE_PROD_ID12("Nokia Mobile Phones", "DTL-1", 0xe1bfdd64, 0xe168480d), + PCMCIA_DEVICE_PROD_ID12("Socket", "CF", 0xb38bcc2e, 0x44ebf863), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, dtl1_ids); + static struct pcmcia_driver dtl1_driver = { .owner = THIS_MODULE, .drv = { @@ -814,6 +821,7 @@ static struct pcmcia_driver dtl1_driver = { }, .attach = dtl1_attach, .detach = dtl1_detach, + .id_table = dtl1_ids, }; static int __init init_dtl1_cs(void) diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 1407945..59f589d 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -686,6 +686,15 @@ static struct pci_device_id agp_amd64_pci_table[] = { .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, }, + /* SIS 760 */ + { + .class = (PCI_CLASS_BRIDGE_HOST << 8), + .class_mask = ~0, + .vendor = PCI_VENDOR_ID_SI, + .device = PCI_DEVICE_ID_SI_760, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, { } }; diff --git a/drivers/char/drm/Kconfig b/drivers/char/drm/Kconfig index d9a0299..c2b12ea 100644 --- a/drivers/char/drm/Kconfig +++ b/drivers/char/drm/Kconfig @@ -6,7 +6,7 @@ # config DRM tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)" - depends on AGP || AGP=n + depends on (AGP || AGP=n) && PCI help Kernel-level support for the Direct Rendering Infrastructure (DRI) introduced in XFree86 4.0. If you say Y here, you need to select diff --git a/drivers/char/drm/Makefile b/drivers/char/drm/Makefile index 23ab263..7444dec 100644 --- a/drivers/char/drm/Makefile +++ b/drivers/char/drm/Makefile @@ -19,6 +19,11 @@ radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o ffb-objs := ffb_drv.o ffb_context.o sis-objs := sis_drv.o sis_ds.o sis_mm.o +ifeq ($(CONFIG_COMPAT),y) +drm-objs += drm_ioc32.o +radeon-objs += radeon_ioc32.o +endif + obj-$(CONFIG_DRM) += drm.o obj-$(CONFIG_DRM_GAMMA) += gamma.o obj-$(CONFIG_DRM_TDFX) += tdfx.o diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h index 21f4c54..b04ddf1 100644 --- a/drivers/char/drm/drmP.h +++ b/drivers/char/drm/drmP.h @@ -316,6 +316,9 @@ do { \ typedef int drm_ioctl_t( struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg ); +typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, + unsigned long arg); + typedef struct drm_ioctl_desc { drm_ioctl_t *func; int auth_needed; @@ -775,6 +778,8 @@ extern int drm_version(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); extern int drm_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); +extern long drm_compat_ioctl(struct file *filp, + unsigned int cmd, unsigned long arg); extern int drm_takedown(drm_device_t * dev); /* Device support (drm_fops.h) */ diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index 4113bcb..3407380 100644 --- a/drivers/char/drm/drm_bufs.c +++ b/drivers/char/drm/drm_bufs.c @@ -60,6 +60,15 @@ int drm_order( unsigned long size ) } EXPORT_SYMBOL(drm_order); +#ifdef CONFIG_COMPAT +/* + * Used to allocate 32-bit handles for _DRM_SHM regions + * The 0x10000000 value is chosen to be out of the way of + * FB/register and GART physical addresses. + */ +static unsigned int map32_handle = 0x10000000; +#endif + /** * Ioctl to specify a range of memory that is available for mapping by a non-root process. * @@ -187,16 +196,18 @@ int drm_addmap( struct inode *inode, struct file *filp, down(&dev->struct_sem); list_add(&list->head, &dev->maplist->head); +#ifdef CONFIG_COMPAT + /* Assign a 32-bit handle for _DRM_SHM mappings */ + /* We do it here so that dev->struct_sem protects the increment */ + if (map->type == _DRM_SHM) + map->offset = map32_handle += PAGE_SIZE; +#endif up(&dev->struct_sem); if ( copy_to_user( argp, map, sizeof(*map) ) ) return -EFAULT; - if ( map->type != _DRM_SHM ) { - if ( copy_to_user( &argp->handle, - &map->offset, - sizeof(map->offset) ) ) - return -EFAULT; - } + if (copy_to_user(&argp->handle, &map->offset, sizeof(map->offset))) + return -EFAULT; return 0; } @@ -240,7 +251,7 @@ int drm_rmmap(struct inode *inode, struct file *filp, r_list = list_entry(list, drm_map_list_t, head); if(r_list->map && - r_list->map->handle == request.handle && + r_list->map->offset == (unsigned long) request.handle && r_list->map->flags & _DRM_REMOVABLE) break; } diff --git a/drivers/char/drm/drm_context.c b/drivers/char/drm/drm_context.c index f15c86c..fdf661f 100644 --- a/drivers/char/drm/drm_context.c +++ b/drivers/char/drm/drm_context.c @@ -225,7 +225,7 @@ int drm_getsareactx(struct inode *inode, struct file *filp, map = dev->context_sareas[request.ctx_id]; up(&dev->struct_sem); - request.handle = map->handle; + request.handle = (void *) map->offset; if (copy_to_user(argp, &request, sizeof(request))) return -EFAULT; return 0; @@ -261,8 +261,8 @@ int drm_setsareactx(struct inode *inode, struct file *filp, down(&dev->struct_sem); list_for_each(list, &dev->maplist->head) { r_list = list_entry(list, drm_map_list_t, head); - if(r_list->map && - r_list->map->handle == request.handle) + if (r_list->map + && r_list->map->offset == (unsigned long) request.handle) goto found; } bad: diff --git a/drivers/char/drm/drm_ioc32.c b/drivers/char/drm/drm_ioc32.c new file mode 100644 index 0000000..8087a96 --- /dev/null +++ b/drivers/char/drm/drm_ioc32.c @@ -0,0 +1,1069 @@ +/** + * \file drm_ioc32.c + * + * 32-bit ioctl compatibility routines for the DRM. + * + * \author Paul Mackerras <paulus@samba.org> + * + * Copyright (C) Paul Mackerras 2005. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#include <linux/compat.h> +#include <linux/ioctl32.h> + +#include "drmP.h" +#include "drm_core.h" + +#define DRM_IOCTL_VERSION32 DRM_IOWR(0x00, drm_version32_t) +#define DRM_IOCTL_GET_UNIQUE32 DRM_IOWR(0x01, drm_unique32_t) +#define DRM_IOCTL_GET_MAP32 DRM_IOWR(0x04, drm_map32_t) +#define DRM_IOCTL_GET_CLIENT32 DRM_IOWR(0x05, drm_client32_t) +#define DRM_IOCTL_GET_STATS32 DRM_IOR( 0x06, drm_stats32_t) + +#define DRM_IOCTL_SET_UNIQUE32 DRM_IOW( 0x10, drm_unique32_t) +#define DRM_IOCTL_ADD_MAP32 DRM_IOWR(0x15, drm_map32_t) +#define DRM_IOCTL_ADD_BUFS32 DRM_IOWR(0x16, drm_buf_desc32_t) +#define DRM_IOCTL_MARK_BUFS32 DRM_IOW( 0x17, drm_buf_desc32_t) +#define DRM_IOCTL_INFO_BUFS32 DRM_IOWR(0x18, drm_buf_info32_t) +#define DRM_IOCTL_MAP_BUFS32 DRM_IOWR(0x19, drm_buf_map32_t) +#define DRM_IOCTL_FREE_BUFS32 DRM_IOW( 0x1a, drm_buf_free32_t) + +#define DRM_IOCTL_RM_MAP32 DRM_IOW( 0x1b, drm_map32_t) + +#define DRM_IOCTL_SET_SAREA_CTX32 DRM_IOW( 0x1c, drm_ctx_priv_map32_t) +#define DRM_IOCTL_GET_SAREA_CTX32 DRM_IOWR(0x1d, drm_ctx_priv_map32_t) + +#define DRM_IOCTL_RES_CTX32 DRM_IOWR(0x26, drm_ctx_res32_t) +#define DRM_IOCTL_DMA32 DRM_IOWR(0x29, drm_dma32_t) + +#define DRM_IOCTL_AGP_ENABLE32 DRM_IOW( 0x32, drm_agp_mode32_t) +#define DRM_IOCTL_AGP_INFO32 DRM_IOR( 0x33, drm_agp_info32_t) +#define DRM_IOCTL_AGP_ALLOC32 DRM_IOWR(0x34, drm_agp_buffer32_t) +#define DRM_IOCTL_AGP_FREE32 DRM_IOW( 0x35, drm_agp_buffer32_t) +#define DRM_IOCTL_AGP_BIND32 DRM_IOW( 0x36, drm_agp_binding32_t) +#define DRM_IOCTL_AGP_UNBIND32 DRM_IOW( 0x37, drm_agp_binding32_t) + +#define DRM_IOCTL_SG_ALLOC32 DRM_IOW( 0x38, drm_scatter_gather32_t) +#define DRM_IOCTL_SG_FREE32 DRM_IOW( 0x39, drm_scatter_gather32_t) + +#define DRM_IOCTL_WAIT_VBLANK32 DRM_IOWR(0x3a, drm_wait_vblank32_t) + +typedef struct drm_version_32 { + int version_major; /**< Major version */ + int version_minor; /**< Minor version */ + int version_patchlevel;/**< Patch level */ + u32 name_len; /**< Length of name buffer */ + u32 name; /**< Name of driver */ + u32 date_len; /**< Length of date buffer */ + u32 date; /**< User-space buffer to hold date */ + u32 desc_len; /**< Length of desc buffer */ + u32 desc; /**< User-space buffer to hold desc */ +} drm_version32_t; + +static int compat_drm_version(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_version32_t v32; + drm_version_t __user *version; + int err; + + if (copy_from_user(&v32, (void __user *) arg, sizeof(v32))) + return -EFAULT; + + version = compat_alloc_user_space(sizeof(*version)); + if (!access_ok(VERIFY_WRITE, version, sizeof(*version))) + return -EFAULT; + if (__put_user(v32.name_len, &version->name_len) + || __put_user((void __user *)(unsigned long)v32.name, + &version->name) + || __put_user(v32.date_len, &version->date_len) + || __put_user((void __user *)(unsigned long)v32.date, + &version->date) + || __put_user(v32.desc_len, &version->desc_len) + || __put_user((void __user *)(unsigned long)v32.desc, + &version->desc)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_VERSION, (unsigned long) version); + if (err) + return err; + + if (__get_user(v32.version_major, &version->version_major) + || __get_user(v32.version_minor, &version->version_minor) + || __get_user(v32.version_patchlevel, &version->version_patchlevel) + || __get_user(v32.name_len, &version->name_len) + || __get_user(v32.date_len, &version->date_len) + || __get_user(v32.desc_len, &version->desc_len)) + return -EFAULT; + + if (copy_to_user((void __user *) arg, &v32, sizeof(v32))) + return -EFAULT; + return 0; +} + +typedef struct drm_unique32 { + u32 unique_len; /**< Length of unique */ + u32 unique; /**< Unique name for driver instantiation */ +} drm_unique32_t; + +static int compat_drm_getunique(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_unique32_t uq32; + drm_unique_t __user *u; + int err; + + if (copy_from_user(&uq32, (void __user *) arg, sizeof(uq32))) + return -EFAULT; + + u = compat_alloc_user_space(sizeof(*u)); + if (!access_ok(VERIFY_WRITE, u, sizeof(*u))) + return -EFAULT; + if (__put_user(uq32.unique_len, &u->unique_len) + || __put_user((void __user *)(unsigned long) uq32.unique, + &u->unique)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_GET_UNIQUE, (unsigned long) u); + if (err) + return err; + + if (__get_user(uq32.unique_len, &u->unique_len)) + return -EFAULT; + if (copy_to_user((void __user *) arg, &uq32, sizeof(uq32))) + return -EFAULT; + return 0; +} + +static int compat_drm_setunique(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_unique32_t uq32; + drm_unique_t __user *u; + + if (copy_from_user(&uq32, (void __user *) arg, sizeof(uq32))) + return -EFAULT; + + u = compat_alloc_user_space(sizeof(*u)); + if (!access_ok(VERIFY_WRITE, u, sizeof(*u))) + return -EFAULT; + if (__put_user(uq32.unique_len, &u->unique_len) + || __put_user((void __user *)(unsigned long) uq32.unique, + &u->unique)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_SET_UNIQUE, (unsigned long) u); +} + +typedef struct drm_map32 { + u32 offset; /**< Requested physical address (0 for SAREA)*/ + u32 size; /**< Requested physical size (bytes) */ + drm_map_type_t type; /**< Type of memory to map */ + drm_map_flags_t flags; /**< Flags */ + u32 handle; /**< User-space: "Handle" to pass to mmap() */ + int mtrr; /**< MTRR slot used */ +} drm_map32_t; + +static int compat_drm_getmap(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_map32_t __user *argp = (void __user *)arg; + drm_map32_t m32; + drm_map_t __user *map; + int idx, err; + void *handle; + + if (get_user(idx, &argp->offset)) + return -EFAULT; + + map = compat_alloc_user_space(sizeof(*map)); + if (!access_ok(VERIFY_WRITE, map, sizeof(*map))) + return -EFAULT; + if (__put_user(idx, &map->offset)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_GET_MAP, (unsigned long) map); + if (err) + return err; + + if (__get_user(m32.offset, &map->offset) + || __get_user(m32.size, &map->size) + || __get_user(m32.type, &map->type) + || __get_user(m32.flags, &map->flags) + || __get_user(handle, &map->handle) + || __get_user(m32.mtrr, &map->mtrr)) + return -EFAULT; + + m32.handle = (unsigned long) handle; + if (copy_to_user(argp, &m32, sizeof(m32))) + return -EFAULT; + return 0; + +} + +static int compat_drm_addmap(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_map32_t __user *argp = (void __user *)arg; + drm_map32_t m32; + drm_map_t __user *map; + int err; + void *handle; + + if (copy_from_user(&m32, argp, sizeof(m32))) + return -EFAULT; + + map = compat_alloc_user_space(sizeof(*map)); + if (!access_ok(VERIFY_WRITE, map, sizeof(*map))) + return -EFAULT; + if (__put_user(m32.offset, &map->offset) + || __put_user(m32.size, &map->size) + || __put_user(m32.type, &map->type) + || __put_user(m32.flags, &map->flags)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_ADD_MAP, (unsigned long) map); + if (err) + return err; + + if (__get_user(m32.offset, &map->offset) + || __get_user(m32.mtrr, &map->mtrr) + || __get_user(handle, &map->handle)) + return -EFAULT; + + m32.handle = (unsigned long) handle; + if (m32.handle != (unsigned long) handle && printk_ratelimit()) + printk(KERN_ERR "compat_drm_addmap truncated handle" + " %p for type %d offset %x\n", + handle, m32.type, m32.offset); + + if (copy_to_user(argp, &m32, sizeof(m32))) + return -EFAULT; + + return 0; +} + +static int compat_drm_rmmap(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_map32_t __user *argp = (void __user *)arg; + drm_map_t __user *map; + u32 handle; + + if (get_user(handle, &argp->handle)) + return -EFAULT; + + map = compat_alloc_user_space(sizeof(*map)); + if (!access_ok(VERIFY_WRITE, map, sizeof(*map))) + return -EFAULT; + if (__put_user((void *)(unsigned long) handle, &map->handle)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RM_MAP, (unsigned long) map); +} + +typedef struct drm_client32 { + int idx; /**< Which client desired? */ + int auth; /**< Is client authenticated? */ + u32 pid; /**< Process ID */ + u32 uid; /**< User ID */ + u32 magic; /**< Magic */ + u32 iocs; /**< Ioctl count */ +} drm_client32_t; + +static int compat_drm_getclient(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_client32_t c32; + drm_client32_t __user *argp = (void __user *)arg; + drm_client_t __user *client; + int idx, err; + + if (get_user(idx, &argp->idx)) + return -EFAULT; + + client = compat_alloc_user_space(sizeof(*client)); + if (!access_ok(VERIFY_WRITE, client, sizeof(*client))) + return -EFAULT; + if (__put_user(idx, &client->idx)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_GET_CLIENT, (unsigned long) client); + if (err) + return err; + + if (__get_user(c32.auth, &client->auth) + || __get_user(c32.pid, &client->pid) + || __get_user(c32.uid, &client->uid) + || __get_user(c32.magic, &client->magic) + || __get_user(c32.iocs, &client->iocs)) + return -EFAULT; + + if (copy_to_user(argp, &c32, sizeof(c32))) + return -EFAULT; + return 0; +} + +typedef struct drm_stats32 { + u32 count; + struct { + u32 value; + drm_stat_type_t type; + } data[15]; +} drm_stats32_t; + +static int compat_drm_getstats(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_stats32_t s32; + drm_stats32_t __user *argp = (void __user *)arg; + drm_stats_t __user *stats; + int i, err; + + stats = compat_alloc_user_space(sizeof(*stats)); + if (!access_ok(VERIFY_WRITE, stats, sizeof(*stats))) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_GET_STATS, (unsigned long) stats); + if (err) + return err; + + if (__get_user(s32.count, &stats->count)) + return -EFAULT; + for (i = 0; i < 15; ++i) + if (__get_user(s32.data[i].value, &stats->data[i].value) + || __get_user(s32.data[i].type, &stats->data[i].type)) + return -EFAULT; + + if (copy_to_user(argp, &s32, sizeof(s32))) + return -EFAULT; + return 0; +} + +typedef struct drm_buf_desc32 { + int count; /**< Number of buffers of this size */ + int size; /**< Size in bytes */ + int low_mark; /**< Low water mark */ + int high_mark; /**< High water mark */ + int flags; + u32 agp_start; /**< Start address in the AGP aperture */ +} drm_buf_desc32_t; + +static int compat_drm_addbufs(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_buf_desc32_t __user *argp = (void __user *)arg; + drm_buf_desc_t __user *buf; + int err; + unsigned long agp_start; + + buf = compat_alloc_user_space(sizeof(*buf)); + if (!access_ok(VERIFY_WRITE, buf, sizeof(*buf)) + || !access_ok(VERIFY_WRITE, argp, sizeof(*argp))) + return -EFAULT; + + if (__copy_in_user(buf, argp, offsetof(drm_buf_desc32_t, agp_start)) + || __get_user(agp_start, &argp->agp_start) + || __put_user(agp_start, &buf->agp_start)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_ADD_BUFS, (unsigned long) buf); + if (err) + return err; + + if (__copy_in_user(argp, buf, offsetof(drm_buf_desc32_t, agp_start)) + || __get_user(agp_start, &buf->agp_start) + || __put_user(agp_start, &argp->agp_start)) + return -EFAULT; + + return 0; +} + +static int compat_drm_markbufs(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_buf_desc32_t b32; + drm_buf_desc32_t __user *argp = (void __user *)arg; + drm_buf_desc_t __user *buf; + + if (copy_from_user(&b32, argp, sizeof(b32))) + return -EFAULT; + + buf = compat_alloc_user_space(sizeof(*buf)); + if (!access_ok(VERIFY_WRITE, buf, sizeof(*buf))) + return -EFAULT; + + if (__put_user(b32.size, &buf->size) + || __put_user(b32.low_mark, &buf->low_mark) + || __put_user(b32.high_mark, &buf->high_mark)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_MARK_BUFS, (unsigned long) buf); +} + +typedef struct drm_buf_info32 { + int count; /**< Entries in list */ + u32 list; +} drm_buf_info32_t; + +static int compat_drm_infobufs(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_buf_info32_t req32; + drm_buf_info32_t __user *argp = (void __user *)arg; + drm_buf_desc32_t __user *to; + drm_buf_info_t __user *request; + drm_buf_desc_t __user *list; + size_t nbytes; + int i, err; + int count, actual; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + count = req32.count; + to = (drm_buf_desc32_t __user *)(unsigned long) req32.list; + if (count < 0) + count = 0; + if (count > 0 + && !access_ok(VERIFY_WRITE, to, count * sizeof(drm_buf_desc32_t))) + return -EFAULT; + + nbytes = sizeof(*request) + count * sizeof(drm_buf_desc_t); + request = compat_alloc_user_space(nbytes); + if (!access_ok(VERIFY_WRITE, request, nbytes)) + return -EFAULT; + list = (drm_buf_desc_t *) (request + 1); + + if (__put_user(count, &request->count) + || __put_user(list, &request->list)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_INFO_BUFS, (unsigned long) request); + if (err) + return err; + + if (__get_user(actual, &request->count)) + return -EFAULT; + if (count >= actual) + for (i = 0; i < actual; ++i) + if (__copy_in_user(&to[i], &list[i], + offsetof(drm_buf_desc_t, flags))) + return -EFAULT; + + if (__put_user(actual, &argp->count)) + return -EFAULT; + + return 0; +} + +typedef struct drm_buf_pub32 { + int idx; /**< Index into the master buffer list */ + int total; /**< Buffer size */ + int used; /**< Amount of buffer in use (for DMA) */ + u32 address; /**< Address of buffer */ +} drm_buf_pub32_t; + +typedef struct drm_buf_map32 { + int count; /**< Length of the buffer list */ + u32 virtual; /**< Mmap'd area in user-virtual */ + u32 list; /**< Buffer information */ +} drm_buf_map32_t; + +static int compat_drm_mapbufs(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_buf_map32_t __user *argp = (void __user *)arg; + drm_buf_map32_t req32; + drm_buf_pub32_t __user *list32; + drm_buf_map_t __user *request; + drm_buf_pub_t __user *list; + int i, err; + int count, actual; + size_t nbytes; + void __user *addr; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + count = req32.count; + list32 = (void __user *)(unsigned long)req32.list; + + if (count < 0) + return -EINVAL; + nbytes = sizeof(*request) + count * sizeof(drm_buf_pub_t); + request = compat_alloc_user_space(nbytes); + if (!access_ok(VERIFY_WRITE, request, nbytes)) + return -EFAULT; + list = (drm_buf_pub_t *) (request + 1); + + if (__put_user(count, &request->count) + || __put_user(list, &request->list)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_MAP_BUFS, (unsigned long) request); + if (err) + return err; + + if (__get_user(actual, &request->count)) + return -EFAULT; + if (count >= actual) + for (i = 0; i < actual; ++i) + if (__copy_in_user(&list32[i], &list[i], + offsetof(drm_buf_pub_t, address)) + || __get_user(addr, &list[i].address) + || __put_user((unsigned long) addr, + &list32[i].address)) + return -EFAULT; + + if (__put_user(actual, &argp->count) + || __get_user(addr, &request->virtual) + || __put_user((unsigned long) addr, &argp->virtual)) + return -EFAULT; + + return 0; +} + +typedef struct drm_buf_free32 { + int count; + u32 list; +} drm_buf_free32_t; + +static int compat_drm_freebufs(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_buf_free32_t req32; + drm_buf_free_t __user *request; + drm_buf_free32_t __user *argp = (void __user *)arg; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request))) + return -EFAULT; + if (__put_user(req32.count, &request->count) + || __put_user((int __user *)(unsigned long) req32.list, + &request->list)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_FREE_BUFS, (unsigned long) request); +} + +typedef struct drm_ctx_priv_map32 { + unsigned int ctx_id; /**< Context requesting private mapping */ + u32 handle; /**< Handle of map */ +} drm_ctx_priv_map32_t; + +static int compat_drm_setsareactx(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_ctx_priv_map32_t req32; + drm_ctx_priv_map_t __user *request; + drm_ctx_priv_map32_t __user *argp = (void __user *)arg; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request))) + return -EFAULT; + if (__put_user(req32.ctx_id, &request->ctx_id) + || __put_user((void *)(unsigned long) req32.handle, + &request->handle)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_SET_SAREA_CTX, (unsigned long) request); +} + +static int compat_drm_getsareactx(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_ctx_priv_map_t __user *request; + drm_ctx_priv_map32_t __user *argp = (void __user *)arg; + int err; + unsigned int ctx_id; + void *handle; + + if (!access_ok(VERIFY_WRITE, argp, sizeof(*argp)) + || __get_user(ctx_id, &argp->ctx_id)) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request))) + return -EFAULT; + if (__put_user(ctx_id, &request->ctx_id)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_GET_SAREA_CTX, (unsigned long) request); + if (err) + return err; + + if (__get_user(handle, &request->handle) + || __put_user((unsigned long) handle, &argp->handle)) + return -EFAULT; + + return 0; +} + +typedef struct drm_ctx_res32 { + int count; + u32 contexts; +} drm_ctx_res32_t; + +static int compat_drm_resctx(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_ctx_res32_t __user *argp = (void __user *)arg; + drm_ctx_res32_t res32; + drm_ctx_res_t __user *res; + int err; + + if (copy_from_user(&res32, argp, sizeof(res32))) + return -EFAULT; + + res = compat_alloc_user_space(sizeof(*res)); + if (!access_ok(VERIFY_WRITE, res, sizeof(*res))) + return -EFAULT; + if (__put_user(res32.count, &res->count) + || __put_user((drm_ctx_t __user *)(unsigned long) res32.contexts, + &res->contexts)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RES_CTX, (unsigned long) res); + if (err) + return err; + + if (__get_user(res32.count, &res->count) + || __put_user(res32.count, &argp->count)) + return -EFAULT; + + return 0; +} + +typedef struct drm_dma32 { + int context; /**< Context handle */ + int send_count; /**< Number of buffers to send */ + u32 send_indices; /**< List of handles to buffers */ + u32 send_sizes; /**< Lengths of data to send */ + drm_dma_flags_t flags; /**< Flags */ + int request_count; /**< Number of buffers requested */ + int request_size; /**< Desired size for buffers */ + u32 request_indices; /**< Buffer information */ + u32 request_sizes; + int granted_count; /**< Number of buffers granted */ +} drm_dma32_t; + +static int compat_drm_dma(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_dma32_t d32; + drm_dma32_t __user *argp = (void __user *) arg; + drm_dma_t __user *d; + int err; + + if (copy_from_user(&d32, argp, sizeof(d32))) + return -EFAULT; + + d = compat_alloc_user_space(sizeof(*d)); + if (!access_ok(VERIFY_WRITE, d, sizeof(*d))) + return -EFAULT; + + if (__put_user(d32.context, &d->context) + || __put_user(d32.send_count, &d->send_count) + || __put_user((int __user *)(unsigned long) d32.send_indices, + &d->send_indices) + || __put_user((int __user *)(unsigned long) d32.send_sizes, + &d->send_sizes) + || __put_user(d32.flags, &d->flags) + || __put_user(d32.request_count, &d->request_count) + || __put_user((int __user *)(unsigned long) d32.request_indices, + &d->request_indices) + || __put_user((int __user *)(unsigned long) d32.request_sizes, + &d->request_sizes)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_DMA, (unsigned long) d); + if (err) + return err; + + if (__get_user(d32.request_size, &d->request_size) + || __get_user(d32.granted_count, &d->granted_count) + || __put_user(d32.request_size, &argp->request_size) + || __put_user(d32.granted_count, &argp->granted_count)) + return -EFAULT; + + return 0; +} + +#if __OS_HAS_AGP +typedef struct drm_agp_mode32 { + u32 mode; /**< AGP mode */ +} drm_agp_mode32_t; + +static int compat_drm_agp_enable(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_mode32_t __user *argp = (void __user *)arg; + drm_agp_mode32_t m32; + drm_agp_mode_t __user *mode; + + if (get_user(m32.mode, &argp->mode)) + return -EFAULT; + + mode = compat_alloc_user_space(sizeof(*mode)); + if (put_user(m32.mode, &mode->mode)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_ENABLE, (unsigned long) mode); +} + +typedef struct drm_agp_info32 { + int agp_version_major; + int agp_version_minor; + u32 mode; + u32 aperture_base; /* physical address */ + u32 aperture_size; /* bytes */ + u32 memory_allowed; /* bytes */ + u32 memory_used; + + /* PCI information */ + unsigned short id_vendor; + unsigned short id_device; +} drm_agp_info32_t; + +static int compat_drm_agp_info(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_info32_t __user *argp = (void __user *)arg; + drm_agp_info32_t i32; + drm_agp_info_t __user *info; + int err; + + info = compat_alloc_user_space(sizeof(*info)); + if (!access_ok(VERIFY_WRITE, info, sizeof(*info))) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_INFO, (unsigned long) info); + if (err) + return err; + + if (__get_user(i32.agp_version_major, &info->agp_version_major) + || __get_user(i32.agp_version_minor, &info->agp_version_minor) + || __get_user(i32.mode, &info->mode) + || __get_user(i32.aperture_base, &info->aperture_base) + || __get_user(i32.aperture_size, &info->aperture_size) + || __get_user(i32.memory_allowed, &info->memory_allowed) + || __get_user(i32.memory_used, &info->memory_used) + || __get_user(i32.id_vendor, &info->id_vendor) + || __get_user(i32.id_device, &info->id_device)) + return -EFAULT; + + if (copy_to_user(argp, &i32, sizeof(i32))) + return -EFAULT; + + return 0; +} + +typedef struct drm_agp_buffer32 { + u32 size; /**< In bytes -- will round to page boundary */ + u32 handle; /**< Used for binding / unbinding */ + u32 type; /**< Type of memory to allocate */ + u32 physical; /**< Physical used by i810 */ +} drm_agp_buffer32_t; + +static int compat_drm_agp_alloc(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_buffer32_t __user *argp = (void __user *)arg; + drm_agp_buffer32_t req32; + drm_agp_buffer_t __user *request; + int err; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.size, &request->size) + || __put_user(req32.type, &request->type)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_ALLOC, (unsigned long) request); + if (err) + return err; + + if (__get_user(req32.handle, &request->handle) + || __get_user(req32.physical, &request->physical) + || copy_to_user(argp, &req32, sizeof(req32))) { + drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_FREE, (unsigned long) request); + return -EFAULT; + } + + return 0; +} + +static int compat_drm_agp_free(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_buffer32_t __user *argp = (void __user *)arg; + drm_agp_buffer_t __user *request; + u32 handle; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || get_user(handle, &argp->handle) + || __put_user(handle, &request->handle)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_FREE, (unsigned long) request); +} + +typedef struct drm_agp_binding32 { + u32 handle; /**< From drm_agp_buffer */ + u32 offset; /**< In bytes -- will round to page boundary */ +} drm_agp_binding32_t; + +static int compat_drm_agp_bind(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_binding32_t __user *argp = (void __user *)arg; + drm_agp_binding32_t req32; + drm_agp_binding_t __user *request; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.handle, &request->handle) + || __put_user(req32.offset, &request->offset)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_BIND, (unsigned long) request); +} + +static int compat_drm_agp_unbind(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_agp_binding32_t __user *argp = (void __user *)arg; + drm_agp_binding_t __user *request; + u32 handle; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || get_user(handle, &argp->handle) + || __put_user(handle, &request->handle)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_AGP_UNBIND, (unsigned long) request); +} +#endif /* __OS_HAS_AGP */ + +typedef struct drm_scatter_gather32 { + u32 size; /**< In bytes -- will round to page boundary */ + u32 handle; /**< Used for mapping / unmapping */ +} drm_scatter_gather32_t; + +static int compat_drm_sg_alloc(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_scatter_gather32_t __user *argp = (void __user *)arg; + drm_scatter_gather_t __user *request; + int err; + unsigned long x; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || !access_ok(VERIFY_WRITE, argp, sizeof(*argp)) + || __get_user(x, &argp->size) + || __put_user(x, &request->size)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_SG_ALLOC, (unsigned long) request); + if (err) + return err; + + /* XXX not sure about the handle conversion here... */ + if (__get_user(x, &request->handle) + || __put_user(x >> PAGE_SHIFT, &argp->handle)) + return -EFAULT; + + return 0; +} + +static int compat_drm_sg_free(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_scatter_gather32_t __user *argp = (void __user *)arg; + drm_scatter_gather_t __user *request; + unsigned long x; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || !access_ok(VERIFY_WRITE, argp, sizeof(*argp)) + || __get_user(x, &argp->handle) + || __put_user(x << PAGE_SHIFT, &request->handle)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_SG_FREE, (unsigned long) request); +} + +struct drm_wait_vblank_request32 { + drm_vblank_seq_type_t type; + unsigned int sequence; + u32 signal; +}; + +struct drm_wait_vblank_reply32 { + drm_vblank_seq_type_t type; + unsigned int sequence; + s32 tval_sec; + s32 tval_usec; +}; + +typedef union drm_wait_vblank32 { + struct drm_wait_vblank_request32 request; + struct drm_wait_vblank_reply32 reply; +} drm_wait_vblank32_t; + +static int compat_drm_wait_vblank(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_wait_vblank32_t __user *argp = (void __user *)arg; + drm_wait_vblank32_t req32; + drm_wait_vblank_t __user *request; + int err; + + if (copy_from_user(&req32, argp, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.request.type, &request->request.type) + || __put_user(req32.request.sequence, &request->request.sequence) + || __put_user(req32.request.signal, &request->request.signal)) + return -EFAULT; + + err = drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_WAIT_VBLANK, (unsigned long) request); + if (err) + return err; + + if (__get_user(req32.reply.type, &request->reply.type) + || __get_user(req32.reply.sequence, &request->reply.sequence) + || __get_user(req32.reply.tval_sec, &request->reply.tval_sec) + || __get_user(req32.reply.tval_usec, &request->reply.tval_usec)) + return -EFAULT; + + if (copy_to_user(argp, &req32, sizeof(req32))) + return -EFAULT; + + return 0; +} + +drm_ioctl_compat_t *drm_compat_ioctls[] = { + [DRM_IOCTL_NR(DRM_IOCTL_VERSION32)] = compat_drm_version, + [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE32)] = compat_drm_getunique, + [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP32)] = compat_drm_getmap, + [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT32)] = compat_drm_getclient, + [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS32)] = compat_drm_getstats, + [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE32)] = compat_drm_setunique, + [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP32)] = compat_drm_addmap, + [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS32)] = compat_drm_addbufs, + [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS32)] = compat_drm_markbufs, + [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS32)] = compat_drm_infobufs, + [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS32)] = compat_drm_mapbufs, + [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS32)] = compat_drm_freebufs, + [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP32)] = compat_drm_rmmap, + [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX32)] = compat_drm_setsareactx, + [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX32)] = compat_drm_getsareactx, + [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX32)] = compat_drm_resctx, + [DRM_IOCTL_NR(DRM_IOCTL_DMA32)] = compat_drm_dma, +#if __OS_HAS_AGP + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE32)] = compat_drm_agp_enable, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO32)] = compat_drm_agp_info, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC32)] = compat_drm_agp_alloc, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE32)] = compat_drm_agp_free, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND32)] = compat_drm_agp_bind, + [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND32)] = compat_drm_agp_unbind, +#endif + [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC32)] = compat_drm_sg_alloc, + [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE32)] = compat_drm_sg_free, + [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK32)] = compat_drm_wait_vblank, +}; + +/** + * Called whenever a 32-bit process running under a 64-bit kernel + * performs an ioctl on /dev/drm. + * + * \param filp file pointer. + * \param cmd command. + * \param arg user argument. + * \return zero on success or negative number on failure. + */ +long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + unsigned int nr = DRM_IOCTL_NR(cmd); + drm_ioctl_compat_t *fn; + int ret; + + if (nr >= DRM_ARRAY_SIZE(drm_compat_ioctls)) + return -ENOTTY; + + fn = drm_compat_ioctls[nr]; + + lock_kernel(); /* XXX for now */ + if (fn != NULL) + ret = (*fn)(filp, cmd, arg); + else + ret = drm_ioctl(filp->f_dentry->d_inode, filp, cmd, arg); + unlock_kernel(); + + return ret; +} +EXPORT_SYMBOL(drm_compat_ioctl); diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c index 7300a09..b5903f9 100644 --- a/drivers/char/drm/i915_dma.c +++ b/drivers/char/drm/i915_dma.c @@ -1,10 +1,30 @@ /* i915_dma.c -- DMA support for the I915 -*- linux-c -*- */ /************************************************************************** - * + * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. - * + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #include "drmP.h" diff --git a/drivers/char/drm/i915_drm.h b/drivers/char/drm/i915_drm.h index 7e55edf..23e027d 100644 --- a/drivers/char/drm/i915_drm.h +++ b/drivers/char/drm/i915_drm.h @@ -1,3 +1,30 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + #ifndef _I915_DRM_H_ #define _I915_DRM_H_ diff --git a/drivers/char/drm/i915_drv.c b/drivers/char/drm/i915_drv.c index 002b708..e6a9e1d 100644 --- a/drivers/char/drm/i915_drv.c +++ b/drivers/char/drm/i915_drv.c @@ -1,11 +1,30 @@ /* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*- */ - /************************************************************************** - * + * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. - * + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #include "drmP.h" diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h index f6ca92a..fa940d6 100644 --- a/drivers/char/drm/i915_drv.h +++ b/drivers/char/drm/i915_drv.h @@ -1,10 +1,30 @@ /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*- */ /************************************************************************** - * + * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. - * + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #ifndef _I915_DRV_H_ diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c index b023926..a101cc9 100644 --- a/drivers/char/drm/i915_irq.c +++ b/drivers/char/drm/i915_irq.c @@ -1,10 +1,30 @@ /* i915_dma.c -- DMA support for the I915 -*- linux-c -*- */ /************************************************************************** - * + * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. - * + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #include "drmP.h" diff --git a/drivers/char/drm/i915_mem.c b/drivers/char/drm/i915_mem.c index d54a300..9b1698f 100644 --- a/drivers/char/drm/i915_mem.c +++ b/drivers/char/drm/i915_mem.c @@ -1,10 +1,30 @@ /* i915_mem.c -- Simple agp/fb memory manager for i915 -*- linux-c -*- */ /************************************************************************** - * + * * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. - * + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #include "drmP.h" diff --git a/drivers/char/drm/radeon_drv.c b/drivers/char/drm/radeon_drv.c index 7b983d9..18e4e5b 100644 --- a/drivers/char/drm/radeon_drv.c +++ b/drivers/char/drm/radeon_drv.c @@ -101,6 +101,9 @@ static struct drm_driver driver = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = radeon_compat_ioctl, +#endif }, .pci_driver = { .name = DRIVER_NAME, diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h index 5837098..771aa80 100644 --- a/drivers/char/drm/radeon_drv.h +++ b/drivers/char/drm/radeon_drv.h @@ -317,6 +317,9 @@ extern int radeon_preinit( struct drm_device *dev, unsigned long flags ); extern int radeon_postinit( struct drm_device *dev, unsigned long flags ); extern int radeon_postcleanup( struct drm_device *dev ); +extern long radeon_compat_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg); + /* Flags for stats.boxes */ #define RADEON_BOX_DMA_IDLE 0x1 diff --git a/drivers/char/drm/radeon_ioc32.c b/drivers/char/drm/radeon_ioc32.c new file mode 100644 index 0000000..bfe6122 --- /dev/null +++ b/drivers/char/drm/radeon_ioc32.c @@ -0,0 +1,395 @@ +/** + * \file radeon_ioc32.c + * + * 32-bit ioctl compatibility routines for the Radeon DRM. + * + * \author Paul Mackerras <paulus@samba.org> + * + * Copyright (C) Paul Mackerras 2005 + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#include <linux/compat.h> +#include <linux/ioctl32.h> + +#include "drmP.h" +#include "drm.h" +#include "radeon_drm.h" +#include "radeon_drv.h" + +typedef struct drm_radeon_init32 { + int func; + u32 sarea_priv_offset; + int is_pci; + int cp_mode; + int gart_size; + int ring_size; + int usec_timeout; + + unsigned int fb_bpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + unsigned int depth_bpp; + unsigned int depth_offset, depth_pitch; + + u32 fb_offset; + u32 mmio_offset; + u32 ring_offset; + u32 ring_rptr_offset; + u32 buffers_offset; + u32 gart_textures_offset; +} drm_radeon_init32_t; + +static int compat_radeon_cp_init(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_init32_t init32; + drm_radeon_init_t __user *init; + + if (copy_from_user(&init32, (void __user *)arg, sizeof(init32))) + return -EFAULT; + + init = compat_alloc_user_space(sizeof(*init)); + if (!access_ok(VERIFY_WRITE, init, sizeof(*init)) + || __put_user(init32.func, &init->func) + || __put_user(init32.sarea_priv_offset, &init->sarea_priv_offset) + || __put_user(init32.is_pci, &init->is_pci) + || __put_user(init32.cp_mode, &init->cp_mode) + || __put_user(init32.gart_size, &init->gart_size) + || __put_user(init32.ring_size, &init->ring_size) + || __put_user(init32.usec_timeout, &init->usec_timeout) + || __put_user(init32.fb_bpp, &init->fb_bpp) + || __put_user(init32.front_offset, &init->front_offset) + || __put_user(init32.front_pitch, &init->front_pitch) + || __put_user(init32.back_offset, &init->back_offset) + || __put_user(init32.back_pitch, &init->back_pitch) + || __put_user(init32.depth_bpp, &init->depth_bpp) + || __put_user(init32.depth_offset, &init->depth_offset) + || __put_user(init32.depth_pitch, &init->depth_pitch) + || __put_user(init32.fb_offset, &init->fb_offset) + || __put_user(init32.mmio_offset, &init->mmio_offset) + || __put_user(init32.ring_offset, &init->ring_offset) + || __put_user(init32.ring_rptr_offset, &init->ring_rptr_offset) + || __put_user(init32.buffers_offset, &init->buffers_offset) + || __put_user(init32.gart_textures_offset, + &init->gart_textures_offset)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_CP_INIT, (unsigned long) init); +} + +typedef struct drm_radeon_clear32 { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; /* misnamed field: should be stencil */ + u32 depth_boxes; +} drm_radeon_clear32_t; + +static int compat_radeon_cp_clear(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_clear32_t clr32; + drm_radeon_clear_t __user *clr; + + if (copy_from_user(&clr32, (void __user *)arg, sizeof(clr32))) + return -EFAULT; + + clr = compat_alloc_user_space(sizeof(*clr)); + if (!access_ok(VERIFY_WRITE, clr, sizeof(*clr)) + || __put_user(clr32.flags, &clr->flags) + || __put_user(clr32.clear_color, &clr->clear_color) + || __put_user(clr32.clear_depth, &clr->clear_depth) + || __put_user(clr32.color_mask, &clr->color_mask) + || __put_user(clr32.depth_mask, &clr->depth_mask) + || __put_user((void __user *)(unsigned long)clr32.depth_boxes, + &clr->depth_boxes)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_CLEAR, (unsigned long) clr); +} + +typedef struct drm_radeon_stipple32 { + u32 mask; +} drm_radeon_stipple32_t; + +static int compat_radeon_cp_stipple(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_stipple32_t __user *argp = (void __user *) arg; + drm_radeon_stipple_t __user *request; + u32 mask; + + if (get_user(mask, &argp->mask)) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user((unsigned int __user *)(unsigned long) mask, + &request->mask)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_STIPPLE, (unsigned long) request); +} + +typedef struct drm_radeon_tex_image32 { + unsigned int x, y; /* Blit coordinates */ + unsigned int width, height; + u32 data; +} drm_radeon_tex_image32_t; + +typedef struct drm_radeon_texture32 { + unsigned int offset; + int pitch; + int format; + int width; /* Texture image coordinates */ + int height; + u32 image; +} drm_radeon_texture32_t; + +static int compat_radeon_cp_texture(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_texture32_t req32; + drm_radeon_texture_t __user *request; + drm_radeon_tex_image32_t img32; + drm_radeon_tex_image_t __user *image; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + if (req32.image == 0) + return -EINVAL; + if (copy_from_user(&img32, (void __user *)(unsigned long)req32.image, + sizeof(img32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request) + sizeof(*image)); + if (!access_ok(VERIFY_WRITE, request, + sizeof(*request) + sizeof(*image))) + return -EFAULT; + image = (drm_radeon_tex_image_t __user *) (request + 1); + + if (__put_user(req32.offset, &request->offset) + || __put_user(req32.pitch, &request->pitch) + || __put_user(req32.format, &request->format) + || __put_user(req32.width, &request->width) + || __put_user(req32.height, &request->height) + || __put_user(image, &request->image) + || __put_user(img32.x, &image->x) + || __put_user(img32.y, &image->y) + || __put_user(img32.width, &image->width) + || __put_user(img32.height, &image->height) + || __put_user((const void __user *)(unsigned long)img32.data, + &image->data)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_TEXTURE, (unsigned long) request); +} + +typedef struct drm_radeon_vertex2_32 { + int idx; /* Index of vertex buffer */ + int discard; /* Client finished with buffer? */ + int nr_states; + u32 state; + int nr_prims; + u32 prim; +} drm_radeon_vertex2_32_t; + +static int compat_radeon_cp_vertex2(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_vertex2_32_t req32; + drm_radeon_vertex2_t __user *request; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.idx, &request->idx) + || __put_user(req32.discard, &request->discard) + || __put_user(req32.nr_states, &request->nr_states) + || __put_user((void __user *)(unsigned long)req32.state, + &request->state) + || __put_user(req32.nr_prims, &request->nr_prims) + || __put_user((void __user *)(unsigned long)req32.prim, + &request->prim)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_VERTEX2, (unsigned long) request); +} + +typedef struct drm_radeon_cmd_buffer32 { + int bufsz; + u32 buf; + int nbox; + u32 boxes; +} drm_radeon_cmd_buffer32_t; + +static int compat_radeon_cp_cmdbuf(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_cmd_buffer32_t req32; + drm_radeon_cmd_buffer_t __user *request; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.bufsz, &request->bufsz) + || __put_user((void __user *)(unsigned long)req32.buf, + &request->buf) + || __put_user(req32.nbox, &request->nbox) + || __put_user((void __user *)(unsigned long)req32.boxes, + &request->boxes)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_CMDBUF, (unsigned long) request); +} + +typedef struct drm_radeon_getparam32 { + int param; + u32 value; +} drm_radeon_getparam32_t; + +static int compat_radeon_cp_getparam(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_getparam32_t req32; + drm_radeon_getparam_t __user *request; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.param, &request->param) + || __put_user((void __user *)(unsigned long)req32.value, + &request->value)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_GETPARAM, (unsigned long) request); +} + +typedef struct drm_radeon_mem_alloc32 { + int region; + int alignment; + int size; + u32 region_offset; /* offset from start of fb or GART */ +} drm_radeon_mem_alloc32_t; + +static int compat_radeon_mem_alloc(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_mem_alloc32_t req32; + drm_radeon_mem_alloc_t __user *request; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user(req32.region, &request->region) + || __put_user(req32.alignment, &request->alignment) + || __put_user(req32.size, &request->size) + || __put_user((int __user *)(unsigned long)req32.region_offset, + &request->region_offset)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_ALLOC, (unsigned long) request); +} + +typedef struct drm_radeon_irq_emit32 { + u32 irq_seq; +} drm_radeon_irq_emit32_t; + +static int compat_radeon_irq_emit(struct file *file, unsigned int cmd, + unsigned long arg) +{ + drm_radeon_irq_emit32_t req32; + drm_radeon_irq_emit_t __user *request; + + if (copy_from_user(&req32, (void __user *) arg, sizeof(req32))) + return -EFAULT; + + request = compat_alloc_user_space(sizeof(*request)); + if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) + || __put_user((int __user *)(unsigned long)req32.irq_seq, + &request->irq_seq)) + return -EFAULT; + + return drm_ioctl(file->f_dentry->d_inode, file, + DRM_IOCTL_RADEON_IRQ_EMIT, (unsigned long) request); +} + +drm_ioctl_compat_t *radeon_compat_ioctls[] = { + [DRM_RADEON_CP_INIT] = compat_radeon_cp_init, + [DRM_RADEON_CLEAR] = compat_radeon_cp_clear, + [DRM_RADEON_STIPPLE] = compat_radeon_cp_stipple, + [DRM_RADEON_TEXTURE] = compat_radeon_cp_texture, + [DRM_RADEON_VERTEX2] = compat_radeon_cp_vertex2, + [DRM_RADEON_CMDBUF] = compat_radeon_cp_cmdbuf, + [DRM_RADEON_GETPARAM] = compat_radeon_cp_getparam, + [DRM_RADEON_ALLOC] = compat_radeon_mem_alloc, + [DRM_RADEON_IRQ_EMIT] = compat_radeon_irq_emit, +}; + +/** + * Called whenever a 32-bit process running under a 64-bit kernel + * performs an ioctl on /dev/dri/card<n>. + * + * \param filp file pointer. + * \param cmd command. + * \param arg user argument. + * \return zero on success or negative number on failure. + */ +long radeon_compat_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg) +{ + unsigned int nr = DRM_IOCTL_NR(cmd); + drm_ioctl_compat_t *fn = NULL; + int ret; + + if (nr < DRM_COMMAND_BASE) + return drm_compat_ioctl(filp, cmd, arg); + + if (nr < DRM_COMMAND_BASE + DRM_ARRAY_SIZE(radeon_compat_ioctls)) + fn = radeon_compat_ioctls[nr - DRM_COMMAND_BASE]; + + lock_kernel(); /* XXX for now */ + if (fn != NULL) + ret = (*fn)(filp, cmd, arg); + else + ret = drm_ioctl(filp->f_dentry->d_inode, filp, cmd, arg); + unlock_kernel(); + + return ret; +} diff --git a/drivers/char/drm/radeon_irq.c b/drivers/char/drm/radeon_irq.c index cd25f28..40474a6 100644 --- a/drivers/char/drm/radeon_irq.c +++ b/drivers/char/drm/radeon_irq.c @@ -35,6 +35,14 @@ #include "radeon_drm.h" #include "radeon_drv.h" +static __inline__ u32 radeon_acknowledge_irqs(drm_radeon_private_t *dev_priv, u32 mask) +{ + u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS) & mask; + if (irqs) + RADEON_WRITE(RADEON_GEN_INT_STATUS, irqs); + return irqs; +} + /* Interrupts - Used for device synchronization and flushing in the * following circumstances: * @@ -63,8 +71,8 @@ irqreturn_t radeon_driver_irq_handler( DRM_IRQ_ARGS ) /* Only consider the bits we're interested in - others could be used * outside the DRM */ - stat = RADEON_READ(RADEON_GEN_INT_STATUS) - & (RADEON_SW_INT_TEST | RADEON_CRTC_VBLANK_STAT); + stat = radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK | + RADEON_CRTC_VBLANK_STAT)); if (!stat) return IRQ_NONE; @@ -80,19 +88,9 @@ irqreturn_t radeon_driver_irq_handler( DRM_IRQ_ARGS ) drm_vbl_send_signals( dev ); } - /* Acknowledge interrupts we handle */ - RADEON_WRITE(RADEON_GEN_INT_STATUS, stat); return IRQ_HANDLED; } -static __inline__ void radeon_acknowledge_irqs(drm_radeon_private_t *dev_priv) -{ - u32 tmp = RADEON_READ( RADEON_GEN_INT_STATUS ) - & (RADEON_SW_INT_TEST_ACK | RADEON_CRTC_VBLANK_STAT); - if (tmp) - RADEON_WRITE( RADEON_GEN_INT_STATUS, tmp ); -} - static int radeon_emit_irq(drm_device_t *dev) { drm_radeon_private_t *dev_priv = dev->dev_private; @@ -141,7 +139,7 @@ int radeon_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence) return DRM_ERR(EINVAL); } - radeon_acknowledge_irqs( dev_priv ); + radeon_acknowledge_irqs(dev_priv, RADEON_CRTC_VBLANK_STAT); dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; @@ -219,7 +217,8 @@ void radeon_driver_irq_preinstall( drm_device_t *dev ) { RADEON_WRITE( RADEON_GEN_INT_CNTL, 0 ); /* Clear bits if they're already high */ - radeon_acknowledge_irqs( dev_priv ); + radeon_acknowledge_irqs(dev_priv, (RADEON_SW_INT_TEST_ACK | + RADEON_CRTC_VBLANK_STAT)); } void radeon_driver_irq_postinstall( drm_device_t *dev ) { diff --git a/drivers/char/hw_random.c b/drivers/char/hw_random.c index 7e6ac14..3480535 100644 --- a/drivers/char/hw_random.c +++ b/drivers/char/hw_random.c @@ -579,7 +579,7 @@ static int __init rng_init (void) /* Probe for Intel, AMD RNGs */ for_each_pci_dev(pdev) { - ent = pci_match_device (rng_pci_tbl, pdev); + ent = pci_match_id(rng_pci_tbl, pdev); if (ent) { rng_ops = &rng_vendor_ops[ent->driver_data]; goto match; diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 1813d0d..e16c13f 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -1088,8 +1088,8 @@ static inline int i_ipmi_request(ipmi_user_t user, long seqid; int broadcast = 0; - if (addr->channel > IPMI_NUM_CHANNELS) { - spin_lock_irqsave(&intf->counter_lock, flags); + if (addr->channel >= IPMI_MAX_CHANNELS) { + spin_lock_irqsave(&intf->counter_lock, flags); intf->sent_invalid_commands++; spin_unlock_irqrestore(&intf->counter_lock, flags); rv = -EINVAL; diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 31cf84d..931efd5 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -309,9 +309,6 @@ static int __init misc_init(void) #ifdef CONFIG_BVME6000 rtc_DP8570A_init(); #endif -#ifdef CONFIG_PMAC_PBOOK - pmu_device_init(); -#endif if (register_chrdev(MISC_MAJOR,"misc",&misc_fops)) { printk("unable to get major %d for misc devices\n", MISC_MAJOR); diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 7c24fbe..95f7046 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -451,7 +451,7 @@ static int __init moxa_init(void) int n = (sizeof(moxa_pcibrds) / sizeof(moxa_pcibrds[0])) - 1; i = 0; while (i < n) { - while ((p = pci_find_device(moxa_pcibrds[i].vendor, moxa_pcibrds[i].device, p))!=NULL) + while ((p = pci_get_device(moxa_pcibrds[i].vendor, moxa_pcibrds[i].device, p))!=NULL) { if (pci_enable_device(p)) continue; diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index 1c8d866..8f36b17 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -581,7 +581,7 @@ static dev_link_t *mgslpc_attach(void) /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_LEVEL_ID; + link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; link->conf.Attributes = 0; @@ -3081,6 +3081,12 @@ void mgslpc_remove_device(MGSLPC_INFO *remove_info) } } +static struct pcmcia_device_id mgslpc_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x02c5, 0x0050), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, mgslpc_ids); + static struct pcmcia_driver mgslpc_driver = { .owner = THIS_MODULE, .drv = { @@ -3088,6 +3094,7 @@ static struct pcmcia_driver mgslpc_driver = { }, .attach = mgslpc_attach, .detach = mgslpc_detach, + .id_table = mgslpc_ids, }; static struct tty_operations mgslpc_ops = { diff --git a/drivers/char/rio/rio_linux.c b/drivers/char/rio/rio_linux.c index 7db3370..d7d4840 100644 --- a/drivers/char/rio/rio_linux.c +++ b/drivers/char/rio/rio_linux.c @@ -1095,7 +1095,7 @@ static int __init rio_init(void) #ifdef CONFIG_PCI /* First look for the JET devices: */ - while ((pdev = pci_find_device (PCI_VENDOR_ID_SPECIALIX, + while ((pdev = pci_get_device (PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8, pdev))) { if (pci_enable_device(pdev)) continue; @@ -1169,7 +1169,7 @@ static int __init rio_init(void) */ /* Then look for the older RIO/PCI devices: */ - while ((pdev = pci_find_device (PCI_VENDOR_ID_SPECIALIX, + while ((pdev = pci_get_device (PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_RIO, pdev))) { if (pci_enable_device(pdev)) continue; diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index ff4f098..d8f9e94 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -78,6 +78,7 @@ #include <linux/sysctl.h> #include <linux/wait.h> #include <linux/bcd.h> +#include <linux/delay.h> #include <asm/current.h> #include <asm/uaccess.h> @@ -894,7 +895,6 @@ static int __init rtc_init(void) struct proc_dir_entry *ent; #if defined(__alpha__) || defined(__mips__) unsigned int year, ctrl; - unsigned long uip_watchdog; char *guess = NULL; #endif #ifdef __sparc__ @@ -1000,12 +1000,8 @@ no_irq: /* Each operating system on an Alpha uses its own epoch. Let's try to guess which one we are using now. */ - uip_watchdog = jiffies; if (rtc_is_updating() != 0) - while (jiffies - uip_watchdog < 2*HZ/100) { - barrier(); - cpu_relax(); - } + msleep(20); spin_lock_irq(&rtc_lock); year = CMOS_READ(RTC_YEAR); @@ -1213,7 +1209,6 @@ static int rtc_proc_open(struct inode *inode, struct file *file) void rtc_get_rtc_time(struct rtc_time *rtc_tm) { - unsigned long uip_watchdog = jiffies; unsigned char ctrl; #ifdef CONFIG_MACH_DECSTATION unsigned int real_year; @@ -1221,7 +1216,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm) /* * read RTC once any update in progress is done. The update - * can take just over 2ms. We wait 10 to 20ms. There is no need to + * can take just over 2ms. We wait 20ms. There is no need to * to poll-wait (up to 1s - eeccch) for the falling edge of RTC_UIP. * If you need to know *exactly* when a second has started, enable * periodic update complete interrupts, (via ioctl) and then @@ -1230,10 +1225,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm) */ if (rtc_is_updating() != 0) - while (jiffies - uip_watchdog < 2*HZ/100) { - barrier(); - cpu_relax(); - } + msleep(20); /* * Only the values that we read from the RTC are set. We leave diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c index 659335d..ec78d2f 100644 --- a/drivers/char/tipar.c +++ b/drivers/char/tipar.c @@ -396,7 +396,7 @@ static struct file_operations tipar_fops = { static int __init tipar_setup(char *str) { - int ints[2]; + int ints[3]; str = get_options(str, ARRAY_SIZE(ints), ints); diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 854475c..049d128 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -464,7 +464,7 @@ void __devexit tpm_remove(struct pci_dev *pci_dev) pci_set_drvdata(pci_dev, NULL); misc_deregister(&chip->vendor->miscdev); - kfree(&chip->vendor->miscdev.name); + kfree(chip->vendor->miscdev.name); sysfs_remove_group(&pci_dev->dev.kobj, chip->vendor->attr_group); diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c index 5859799..f19cf9d 100644 --- a/drivers/char/tty_ioctl.c +++ b/drivers/char/tty_ioctl.c @@ -476,11 +476,11 @@ int n_tty_ioctl(struct tty_struct * tty, struct file * file, ld = tty_ldisc_ref(tty); switch (arg) { case TCIFLUSH: - if (ld->flush_buffer) + if (ld && ld->flush_buffer) ld->flush_buffer(tty); break; case TCIOFLUSH: - if (ld->flush_buffer) + if (ld && ld->flush_buffer) ld->flush_buffer(tty); /* fall through */ case TCOFLUSH: diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index 8971484..1d44f69 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -25,6 +25,7 @@ #include <linux/fs.h> #include <linux/console.h> #include <linux/signal.h> +#include <linux/timex.h> #include <asm/io.h> #include <asm/uaccess.h> @@ -386,7 +387,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, if (!perm) return -EPERM; if (arg) - arg = 1193182 / arg; + arg = CLOCK_TICK_RATE / arg; kd_mksound(arg, 0); return 0; @@ -403,7 +404,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file, ticks = HZ * ((arg >> 16) & 0xffff) / 1000; count = ticks ? (arg & 0xffff) : 0; if (count) - count = 1193182 / count; + count = CLOCK_TICK_RATE / count; kd_mksound(count, ticks); return 0; } diff --git a/drivers/char/watchdog/i8xx_tco.c b/drivers/char/watchdog/i8xx_tco.c index b14d642..5d07ee5 100644 --- a/drivers/char/watchdog/i8xx_tco.c +++ b/drivers/char/watchdog/i8xx_tco.c @@ -401,7 +401,7 @@ static unsigned char __init i8xx_tco_getdevice (void) */ while ((dev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { - if (pci_match_device(i8xx_tco_pci_tbl, dev)) { + if (pci_match_id(i8xx_tco_pci_tbl, dev)) { i8xx_tco_pci = dev; break; } diff --git a/drivers/char/watchdog/ixp2000_wdt.c b/drivers/char/watchdog/ixp2000_wdt.c index 4e98c21..4b03951 100644 --- a/drivers/char/watchdog/ixp2000_wdt.c +++ b/drivers/char/watchdog/ixp2000_wdt.c @@ -162,7 +162,7 @@ ixp2000_wdt_release(struct inode *inode, struct file *file) if (test_bit(WDT_OK_TO_CLOSE, &wdt_status)) { wdt_disable(); } else { - printk(KERN_CRIT "WATCHDOG: Device closed unexpectdly - " + printk(KERN_CRIT "WATCHDOG: Device closed unexpectedly - " "timer will not stop\n"); } diff --git a/drivers/char/watchdog/ixp4xx_wdt.c b/drivers/char/watchdog/ixp4xx_wdt.c index 82396e0..83df369 100644 --- a/drivers/char/watchdog/ixp4xx_wdt.c +++ b/drivers/char/watchdog/ixp4xx_wdt.c @@ -156,7 +156,7 @@ ixp4xx_wdt_release(struct inode *inode, struct file *file) if (test_bit(WDT_OK_TO_CLOSE, &wdt_status)) { wdt_disable(); } else { - printk(KERN_CRIT "WATCHDOG: Device closed unexpectdly - " + printk(KERN_CRIT "WATCHDOG: Device closed unexpectedly - " "timer will not stop\n"); } diff --git a/drivers/firmware/pcdp.c b/drivers/firmware/pcdp.c index 839b44a..53c95c0 100644 --- a/drivers/firmware/pcdp.c +++ b/drivers/firmware/pcdp.c @@ -16,6 +16,7 @@ #include <linux/console.h> #include <linux/efi.h> #include <linux/serial.h> +#include <asm/vga.h> #include "pcdp.h" static int __init @@ -40,10 +41,27 @@ setup_serial_console(struct pcdp_uart *uart) } static int __init -setup_vga_console(struct pcdp_vga *vga) +setup_vga_console(struct pcdp_device *dev) { #if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE) - if (efi_mem_type(0xA0000) == EFI_CONVENTIONAL_MEMORY) { + u8 *if_ptr; + + if_ptr = ((u8 *)dev + sizeof(struct pcdp_device)); + if (if_ptr[0] == PCDP_IF_PCI) { + struct pcdp_if_pci if_pci; + + /* struct copy since ifptr might not be correctly aligned */ + + memcpy(&if_pci, if_ptr, sizeof(if_pci)); + + if (if_pci.trans & PCDP_PCI_TRANS_IOPORT) + vga_console_iobase = if_pci.ioport_tra; + + if (if_pci.trans & PCDP_PCI_TRANS_MMIO) + vga_console_membase = if_pci.mmio_tra; + } + + if (efi_mem_type(vga_console_membase + 0xA0000) == EFI_CONVENTIONAL_MEMORY) { printk(KERN_ERR "PCDP: VGA selected, but frame buffer is not MMIO!\n"); return -ENODEV; } @@ -95,7 +113,7 @@ efi_setup_pcdp_console(char *cmdline) dev = (struct pcdp_device *) ((u8 *) dev + dev->length)) { if (dev->flags & PCDP_PRIMARY_CONSOLE) { if (dev->type == PCDP_CONSOLE_VGA) { - return setup_vga_console((struct pcdp_vga *) dev); + return setup_vga_console(dev); } } } diff --git a/drivers/firmware/pcdp.h b/drivers/firmware/pcdp.h index 1dc7c88..e72cc47 100644 --- a/drivers/firmware/pcdp.h +++ b/drivers/firmware/pcdp.h @@ -52,11 +52,34 @@ struct pcdp_uart { u32 clock_rate; u8 pci_prog_intfc; u8 flags; -}; +} __attribute__((packed)); + +#define PCDP_IF_PCI 1 + +/* pcdp_if_pci.trans */ +#define PCDP_PCI_TRANS_IOPORT 0x02 +#define PCDP_PCI_TRANS_MMIO 0x01 + +struct pcdp_if_pci { + u8 interconnect; + u8 reserved; + u16 length; + u8 segment; + u8 bus; + u8 dev; + u8 fun; + u16 dev_id; + u16 vendor_id; + u32 acpi_interrupt; + u64 mmio_tra; + u64 ioport_tra; + u8 flags; + u8 trans; +} __attribute__((packed)); struct pcdp_vga { u8 count; /* address space descriptors */ -}; +} __attribute__((packed)); /* pcdp_device.flags */ #define PCDP_PRIMARY_CONSOLE 1 @@ -66,7 +89,9 @@ struct pcdp_device { u8 flags; u16 length; u16 efi_index; -}; + /* next data is pcdp_if_pci or pcdp_if_acpi (not yet supported) */ + /* next data is device specific type (currently only pcdp_vga) */ +} __attribute__((packed)); struct pcdp { u8 signature[4]; @@ -81,4 +106,4 @@ struct pcdp { u32 num_uarts; struct pcdp_uart uart[0]; /* actual size is num_uarts */ /* remainder of table is pcdp_device structures */ -}; +} __attribute__((packed)); diff --git a/drivers/i2c/chips/atxp1.c b/drivers/i2c/chips/atxp1.c index 5c6597a..0bcf82b 100644 --- a/drivers/i2c/chips/atxp1.c +++ b/drivers/i2c/chips/atxp1.c @@ -144,7 +144,7 @@ static ssize_t atxp1_storevcore(struct device *dev, struct device_attribute *att if (vid == cvid) return count; - dev_info(dev, "Setting VCore to %d mV (0x%02x)\n", vcore, vid); + dev_dbg(dev, "Setting VCore to %d mV (0x%02x)\n", vcore, vid); /* Write every 25 mV step to increase stability */ if (cvid > vid) { diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 0273f12..5f33df4 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -606,6 +606,12 @@ config BLK_DEV_IT8172 <http://www.ite.com.tw/ia/brief_it8172bsp.htm>; picture of the board at <http://www.mvista.com/partners/semiconductor/ite.html>. +config BLK_DEV_IT821X + tristate "IT821X IDE support" + help + This driver adds support for the ITE 8211 IDE controller and the + IT 8212 IDE RAID controller in both RAID and pass-through mode. + config BLK_DEV_NS87415 tristate "NS87415 chipset support" help diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile index 5be8ad6d..cca9c07 100644 --- a/drivers/ide/Makefile +++ b/drivers/ide/Makefile @@ -20,7 +20,6 @@ ide-core-$(CONFIG_BLK_DEV_CMD640) += pci/cmd640.o # Core IDE code - must come before legacy ide-core-$(CONFIG_BLK_DEV_IDEPCI) += setup-pci.o ide-core-$(CONFIG_BLK_DEV_IDEDMA) += ide-dma.o -ide-core-$(CONFIG_BLK_DEV_IDE_TCQ) += ide-tcq.o ide-core-$(CONFIG_PROC_FS) += ide-proc.o ide-core-$(CONFIG_BLK_DEV_IDEPNP) += ide-pnp.o diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index d6f9348..f9c1acb 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -119,6 +119,10 @@ static int lba_capacity_is_ok (struct hd_driveid *id) { unsigned long lba_sects, chs_sects, head, tail; + /* No non-LBA info .. so valid! */ + if (id->cyls == 0) + return 1; + /* * The ATA spec tells large drives to return * C/H/S = 16383/16/63 independent of their size. diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 2d2eefb..1e15313 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -132,7 +132,6 @@ static const struct drive_list_entry drive_blacklist [] = { { "SAMSUNG CD-ROM SC-148C", "ALL" }, { "SAMSUNG CD-ROM SC", "ALL" }, { "SanDisk SDP3B-64" , "ALL" }, - { "SAMSUNG CD-ROM SN-124", "ALL" }, { "ATAPI CD-ROM DRIVE 40X MAXIMUM", "ALL" }, { "_NEC DV5800A", "ALL" }, { NULL , NULL } diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 5302494..b443b04 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -1181,7 +1181,8 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi) pre_reset(drive); SELECT_DRIVE(drive); udelay (20); - hwif->OUTB(WIN_SRST, IDE_COMMAND_REG); + hwif->OUTBSYNC(drive, WIN_SRST, IDE_COMMAND_REG); + ndelay(400); hwgroup->poll_timeout = jiffies + WAIT_WORSTCASE; hwgroup->polling = 1; __ide_set_handler(drive, &atapi_reset_pollfunc, HZ/20, NULL); diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c index 6806d40..b09a653 100644 --- a/drivers/ide/ide-lib.c +++ b/drivers/ide/ide-lib.c @@ -487,8 +487,7 @@ static u8 ide_dump_ata_status(ide_drive_t *drive, const char *msg, u8 stat) u8 err = 0; local_irq_set(flags); - printk("%s: %s: status=0x%02x", drive->name, msg, stat); - printk(" { "); + printk("%s: %s: status=0x%02x { ", drive->name, msg, stat); if (stat & BUSY_STAT) printk("Busy "); else { @@ -500,15 +499,13 @@ static u8 ide_dump_ata_status(ide_drive_t *drive, const char *msg, u8 stat) if (stat & INDEX_STAT) printk("Index "); if (stat & ERR_STAT) printk("Error "); } - printk("}"); - printk("\n"); + printk("}\n"); if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) { err = hwif->INB(IDE_ERROR_REG); - printk("%s: %s: error=0x%02x", drive->name, msg, err); - printk(" { "); + printk("%s: %s: error=0x%02x { ", drive->name, msg, err); if (err & ABRT_ERR) printk("DriveStatusError "); if (err & ICRC_ERR) - printk("Bad%s ", (err & ABRT_ERR) ? "CRC" : "Sector"); + printk((err & ABRT_ERR) ? "BadCRC " : "BadSector "); if (err & ECC_ERR) printk("UncorrectableError "); if (err & ID_ERR) printk("SectorIdNotFound "); if (err & TRK0_ERR) printk("TrackZeroNotFound "); @@ -546,8 +543,8 @@ static u8 ide_dump_ata_status(ide_drive_t *drive, const char *msg, u8 stat) printk(", sector=%llu", (unsigned long long)HWGROUP(drive)->rq->sector); } + printk("\n"); } - printk("\n"); ide_dump_opcode(drive); local_irq_restore(flags); return err; diff --git a/drivers/ide/legacy/hd.c b/drivers/ide/legacy/hd.c index e884cd4..242029c 100644 --- a/drivers/ide/legacy/hd.c +++ b/drivers/ide/legacy/hd.c @@ -156,11 +156,13 @@ else \ #if (HD_DELAY > 0) + +#include <asm/i8253.h> + unsigned long last_req; unsigned long read_timer(void) { - extern spinlock_t i8253_lock; unsigned long t, flags; int i; diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c index e20327e..978d27d 100644 --- a/drivers/ide/legacy/ide-cs.c +++ b/drivers/ide/legacy/ide-cs.c @@ -457,6 +457,40 @@ int ide_event(event_t event, int priority, return 0; } /* ide_event */ +static struct pcmcia_device_id ide_ids[] = { + PCMCIA_DEVICE_FUNC_ID(4), + PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704), + PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d), + PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001), + PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), + PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0), + PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74), + PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9), + PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591), + PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728), + PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591), + PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4), + PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde), + PCMCIA_DEVICE_PROD_ID12("EXP", "CD", 0x6f58c983, 0xaae5994f), + PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591), + PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728), + PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e), + PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753), + PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b), + PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149), + PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674), + PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b), + PCMCIA_DEVICE_PROD_ID12(" ", "NinjaATA-", 0x3b6e20c8, 0xebe0bd79), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728), + PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1), + PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003), + PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852), + PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, ide_ids); + static struct pcmcia_driver ide_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -464,6 +498,7 @@ static struct pcmcia_driver ide_cs_driver = { }, .attach = ide_attach, .detach = ide_detach, + .id_table = ide_ids, }; static int __init init_ide_cs(void) diff --git a/drivers/ide/pci/Makefile b/drivers/ide/pci/Makefile index 55e6e55..af46226 100644 --- a/drivers/ide/pci/Makefile +++ b/drivers/ide/pci/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_BLK_DEV_HPT34X) += hpt34x.o obj-$(CONFIG_BLK_DEV_HPT366) += hpt366.o #obj-$(CONFIG_BLK_DEV_HPT37X) += hpt37x.o obj-$(CONFIG_BLK_DEV_IT8172) += it8172.o +obj-$(CONFIG_BLK_DEV_IT821X) += it821x.o obj-$(CONFIG_BLK_DEV_NS87415) += ns87415.o obj-$(CONFIG_BLK_DEV_OPTI621) += opti621.o obj-$(CONFIG_BLK_DEV_PDC202XX_OLD) += pdc202xx_old.o diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 67efb38..6cf4939 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -583,7 +583,7 @@ static int ali15x3_dma_setup(ide_drive_t *drive) * appropriate also sets up the 1533 southbridge. */ -static unsigned int __init init_chipset_ali15x3 (struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_ali15x3 (struct pci_dev *dev, const char *name) { unsigned long flags; u8 tmpbyte; @@ -677,7 +677,7 @@ static unsigned int __init init_chipset_ali15x3 (struct pci_dev *dev, const char * FIXME: frobs bits that are not defined on newer ALi devicea */ -static unsigned int __init ata66_ali15x3 (ide_hwif_t *hwif) +static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; unsigned int ata66 = 0; @@ -748,7 +748,7 @@ static unsigned int __init ata66_ali15x3 (ide_hwif_t *hwif) * Initialize the IDE structure side of the ALi 15x3 driver. */ -static void __init init_hwif_common_ali15x3 (ide_hwif_t *hwif) +static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) { hwif->autodma = 0; hwif->tuneproc = &ali15x3_tune_drive; @@ -794,7 +794,7 @@ static void __init init_hwif_common_ali15x3 (ide_hwif_t *hwif) * Sparc systems */ -static void __init init_hwif_ali15x3 (ide_hwif_t *hwif) +static void __devinit init_hwif_ali15x3 (ide_hwif_t *hwif) { u8 ideic, inmir; s8 irq_routing_table[] = { -1, 9, 3, 10, 4, 5, 7, 6, @@ -847,7 +847,7 @@ static void __init init_hwif_ali15x3 (ide_hwif_t *hwif) * the actual work. */ -static void __init init_dma_ali15x3 (ide_hwif_t *hwif, unsigned long dmabase) +static void __devinit init_dma_ali15x3 (ide_hwif_t *hwif, unsigned long dmabase) { if (m5229_revision < 0x20) return; diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 4e0f13d..844a6c9 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -73,6 +73,7 @@ static struct amd_ide_chip { { PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, 0x50, AMD_UDMA_133 }, { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, 0x50, AMD_UDMA_133 }, { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, 0x50, AMD_UDMA_133 }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, 0x50, AMD_UDMA_133 }, { 0 } }; @@ -309,7 +310,7 @@ static int amd74xx_ide_dma_check(ide_drive_t *drive) * and initialize its drive independent registers. */ -static unsigned int __init init_chipset_amd74xx(struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const char *name) { unsigned char t; unsigned int u; @@ -413,7 +414,7 @@ static unsigned int __init init_chipset_amd74xx(struct pci_dev *dev, const char return dev->irq; } -static void __init init_hwif_amd74xx(ide_hwif_t *hwif) +static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif) { int i; @@ -489,6 +490,7 @@ static ide_pci_device_t amd74xx_chipsets[] __devinitdata = { /* 13 */ DECLARE_NV_DEV("NFORCE-CK804"), /* 14 */ DECLARE_NV_DEV("NFORCE-MCP04"), /* 15 */ DECLARE_NV_DEV("NFORCE-MCP51"), + /* 16 */ DECLARE_NV_DEV("NFORCE-MCP55"), }; static int __devinit amd74xx_probe(struct pci_dev *dev, const struct pci_device_id *id) @@ -524,6 +526,7 @@ static struct pci_device_id amd74xx_pci_tbl[] = { { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, amd74xx_pci_tbl); diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index 0381961..09269e5 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -217,7 +217,7 @@ static int cs5530_config_dma (ide_drive_t *drive) * Initialize the cs5530 bridge for reliable IDE DMA operation. */ -static unsigned int __init init_chipset_cs5530 (struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_cs5530 (struct pci_dev *dev, const char *name) { struct pci_dev *master_0 = NULL, *cs5530_0 = NULL; unsigned long flags; @@ -308,7 +308,7 @@ static unsigned int __init init_chipset_cs5530 (struct pci_dev *dev, const char * performs channel-specific pre-initialization before drive probing. */ -static void __init init_hwif_cs5530 (ide_hwif_t *hwif) +static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif) { unsigned long basereg; u32 d0_timings; diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index 80d67e9..5a33513 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -391,7 +391,7 @@ static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio) /* * this function is called during init and is used to setup the cy82c693 chip */ -static unsigned int __init init_chipset_cy82c693(struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_cy82c693(struct pci_dev *dev, const char *name) { if (PCI_FUNC(dev->devfn) != 1) return 0; @@ -443,7 +443,7 @@ static unsigned int __init init_chipset_cy82c693(struct pci_dev *dev, const char /* * the init function - called for each ide channel once */ -static void __init init_hwif_cy82c693(ide_hwif_t *hwif) +static void __devinit init_hwif_cy82c693(ide_hwif_t *hwif) { hwif->autodma = 0; @@ -467,9 +467,9 @@ static void __init init_hwif_cy82c693(ide_hwif_t *hwif) hwif->drives[1].autodma = hwif->autodma; } -static __initdata ide_hwif_t *primary; +static __devinitdata ide_hwif_t *primary; -void __init init_iops_cy82c693(ide_hwif_t *hwif) +void __devinit init_iops_cy82c693(ide_hwif_t *hwif) { if (PCI_FUNC(hwif->pci_dev->devfn) == 1) primary = hwif; diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index 4565cc3..da46577 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -39,6 +39,17 @@ #include <asm/io.h> +static int ide_generic_all; /* Set to claim all devices */ + +static int __init ide_generic_all_on(char *unused) +{ + ide_generic_all = 1; + printk(KERN_INFO "IDE generic will claim all unknown PCI IDE storage controllers.\n"); + return 1; +} + +__setup("all-generic-ide", ide_generic_all_on); + static void __devinit init_hwif_generic (ide_hwif_t *hwif) { switch(hwif->pci_dev->device) { @@ -78,79 +89,85 @@ static void __devinit init_hwif_generic (ide_hwif_t *hwif) static ide_pci_device_t generic_chipsets[] __devinitdata = { { /* 0 */ + .name = "Unknown", + .init_hwif = init_hwif_generic, + .channels = 2, + .autodma = AUTODMA, + .bootable = ON_BOARD, + },{ /* 1 */ .name = "NS87410", .init_hwif = init_hwif_generic, .channels = 2, .autodma = AUTODMA, .enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}}, .bootable = ON_BOARD, - },{ /* 1 */ + },{ /* 2 */ .name = "SAMURAI", .init_hwif = init_hwif_generic, .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, - },{ /* 2 */ + },{ /* 3 */ .name = "HT6565", .init_hwif = init_hwif_generic, .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, - },{ /* 3 */ + },{ /* 4 */ .name = "UM8673F", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, - },{ /* 4 */ + },{ /* 5 */ .name = "UM8886A", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, - },{ /* 5 */ + },{ /* 6 */ .name = "UM8886BF", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, - },{ /* 6 */ + },{ /* 7 */ .name = "HINT_IDE", .init_hwif = init_hwif_generic, .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, - },{ /* 7 */ + },{ /* 8 */ .name = "VIA_IDE", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, - },{ /* 8 */ + },{ /* 9 */ .name = "OPTI621V", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, - },{ /* 9 */ + },{ /* 10 */ .name = "VIA8237SATA", .init_hwif = init_hwif_generic, .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, - },{ /* 10 */ + },{ /* 11 */ .name = "Piccolo0102", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, - },{ /* 11 */ + },{ /* 12 */ .name = "Piccolo0103", .init_hwif = init_hwif_generic, .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, - },{ /* 12 */ + },{ /* 13 */ .name = "Piccolo0105", .init_hwif = init_hwif_generic, .channels = 2, @@ -174,6 +191,10 @@ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_devi u16 command; int ret = -ENODEV; + /* Don't use the generic entry unless instructed to do so */ + if (id->driver_data == 0 && ide_generic_all == 0) + goto out; + if (dev->vendor == PCI_VENDOR_ID_UMC && dev->device == PCI_DEVICE_ID_UMC_UM8886A && (!(PCI_FUNC(dev->devfn) & 1))) @@ -195,21 +216,23 @@ out: } static struct pci_device_id generic_pci_tbl[] = { - { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, - { PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, - { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, - { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, - { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 5}, - { PCI_VENDOR_ID_HINT, PCI_DEVICE_ID_HINT_VXPROII_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 6}, - { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C561, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 7}, - { PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C558, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 8}, + { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, + { PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, + { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, + { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 5}, + { PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886BF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 6}, + { PCI_VENDOR_ID_HINT, PCI_DEVICE_ID_HINT_VXPROII_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 7}, + { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C561, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 8}, + { PCI_VENDOR_ID_OPTI, PCI_DEVICE_ID_OPTI_82C558, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 9}, #ifdef CONFIG_BLK_DEV_IDE_SATA - { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237_SATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 9}, + { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237_SATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 10}, #endif - { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 10}, - { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 11}, - { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, + { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 11}, + { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, + { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13}, + /* Must come last. If you add entries adjust this table appropriately and the init_one code */ + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0}, { 0, }, }; MODULE_DEVICE_TABLE(pci, generic_pci_tbl); diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index c8ee0b8..7b64db1 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -10,6 +10,11 @@ * donation of an ABit BP6 mainboard, processor, and memory acellerated * development and support. * + * + * Highpoint have their own driver (source except for the raid part) + * available from http://www.highpoint-tech.com/hpt3xx-opensource-v131.tgz + * This may be useful to anyone wanting to work on the mainstream hpt IDE. + * * Note that final HPT370 support was done by force extraction of GPL. * * - add function for getting/setting power status of drive @@ -446,44 +451,29 @@ static struct chipset_bus_clock_list_entry sixty_six_base_hpt374[] = { #define F_LOW_PCI_50 0x2d #define F_LOW_PCI_66 0x42 -/* FIXME: compare with driver's code before removing */ -#if 0 - if (hpt_minimum_revision(dev, 3)) { - u8 cbl; - cbl = inb(iobase + 0x7b); - outb(cbl | 1, iobase + 0x7b); - outb(cbl & ~1, iobase + 0x7b); - cbl = inb(iobase + 0x7a); - p += sprintf(p, "Cable: ATA-%d" - " ATA-%d\n", - (cbl & 0x02) ? 33 : 66, - (cbl & 0x01) ? 33 : 66); - p += sprintf(p, "\n"); - } - { - u8 c2, c3; - /* older revs don't have these registers mapped - * into io space */ - pci_read_config_byte(dev, 0x43, &c0); - pci_read_config_byte(dev, 0x47, &c1); - pci_read_config_byte(dev, 0x4b, &c2); - pci_read_config_byte(dev, 0x4f, &c3); - - p += sprintf(p, "Mode: %s %s" - " %s %s\n", - (c0 & 0x10) ? "UDMA" : (c0 & 0x20) ? "DMA " : - (c0 & 0x80) ? "PIO " : "off ", - (c1 & 0x10) ? "UDMA" : (c1 & 0x20) ? "DMA " : - (c1 & 0x80) ? "PIO " : "off ", - (c2 & 0x10) ? "UDMA" : (c2 & 0x20) ? "DMA " : - (c2 & 0x80) ? "PIO " : "off ", - (c3 & 0x10) ? "UDMA" : (c3 & 0x20) ? "DMA " : - (c3 & 0x80) ? "PIO " : "off "); - } - } -#endif +/* + * Hold all the highpoint quirks and revision information in one + * place. + */ -static u32 hpt_revision (struct pci_dev *dev) +struct hpt_info +{ + u8 max_mode; /* Speeds allowed */ + int revision; /* Chipset revision */ + int flags; /* Chipset properties */ +#define PLL_MODE 1 +#define IS_372N 2 + /* Speed table */ + struct chipset_bus_clock_list_entry *speed; +}; + +/* + * This wants fixing so that we do everything not by classrev + * (which breaks on the newest chips) but by creating an + * enumeration of chip variants and using that + */ + +static __devinit u32 hpt_revision (struct pci_dev *dev) { u32 class_rev; pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev); @@ -507,37 +497,33 @@ static u32 hpt_revision (struct pci_dev *dev) return class_rev; } -static u32 hpt_minimum_revision (struct pci_dev *dev, int revision) -{ - unsigned int class_rev = hpt_revision(dev); - revision--; - return ((int) (class_rev > revision) ? 1 : 0); -} - static int check_in_drive_lists(ide_drive_t *drive, const char **list); static u8 hpt3xx_ratemask (ide_drive_t *drive) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 mode = 0; - if (hpt_minimum_revision(dev, 8)) { /* HPT374 */ + /* FIXME: TODO - move this to set info->mode once at boot */ + + if (info->revision >= 8) { /* HPT374 */ mode = (HPT374_ALLOW_ATA133_6) ? 4 : 3; - } else if (hpt_minimum_revision(dev, 7)) { /* HPT371 */ + } else if (info->revision >= 7) { /* HPT371 */ mode = (HPT371_ALLOW_ATA133_6) ? 4 : 3; - } else if (hpt_minimum_revision(dev, 6)) { /* HPT302 */ + } else if (info->revision >= 6) { /* HPT302 */ mode = (HPT302_ALLOW_ATA133_6) ? 4 : 3; - } else if (hpt_minimum_revision(dev, 5)) { /* HPT372 */ + } else if (info->revision >= 5) { /* HPT372 */ mode = (HPT372_ALLOW_ATA133_6) ? 4 : 3; - } else if (hpt_minimum_revision(dev, 4)) { /* HPT370A */ + } else if (info->revision >= 4) { /* HPT370A */ mode = (HPT370_ALLOW_ATA100_5) ? 3 : 2; - } else if (hpt_minimum_revision(dev, 3)) { /* HPT370 */ + } else if (info->revision >= 3) { /* HPT370 */ mode = (HPT370_ALLOW_ATA100_5) ? 3 : 2; mode = (check_in_drive_lists(drive, bad_ata33)) ? 0 : mode; } else { /* HPT366 and HPT368 */ mode = (check_in_drive_lists(drive, bad_ata33)) ? 0 : 2; } - if (!eighty_ninty_three(drive) && (mode)) + if (!eighty_ninty_three(drive) && mode) mode = min(mode, (u8)1); return mode; } @@ -549,7 +535,8 @@ static u8 hpt3xx_ratemask (ide_drive_t *drive) static u8 hpt3xx_ratefilter (ide_drive_t *drive, u8 speed) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 mode = hpt3xx_ratemask(drive); if (drive->media != ide_disk) @@ -561,7 +548,7 @@ static u8 hpt3xx_ratefilter (ide_drive_t *drive, u8 speed) break; case 0x03: speed = min(speed, (u8)XFER_UDMA_5); - if (hpt_minimum_revision(dev, 5)) + if (info->revision >= 5) break; if (check_in_drive_lists(drive, bad_ata100_5)) speed = min(speed, (u8)XFER_UDMA_4); @@ -571,7 +558,7 @@ static u8 hpt3xx_ratefilter (ide_drive_t *drive, u8 speed) /* * CHECK ME, Does this need to be set to 5 ?? */ - if (hpt_minimum_revision(dev, 3)) + if (info->revision >= 3) break; if ((check_in_drive_lists(drive, bad_ata66_4)) || (!(HPT366_ALLOW_ATA66_4))) @@ -585,7 +572,7 @@ static u8 hpt3xx_ratefilter (ide_drive_t *drive, u8 speed) /* * CHECK ME, Does this need to be set to 5 ?? */ - if (hpt_minimum_revision(dev, 3)) + if (info->revision >= 3) break; if (check_in_drive_lists(drive, bad_ata33)) speed = min(speed, (u8)XFER_MW_DMA_2); @@ -624,11 +611,12 @@ static unsigned int pci_bus_clock_list (u8 speed, struct chipset_bus_clock_list_ static int hpt36x_tune_chipset(ide_drive_t *drive, u8 xferspeed) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct pci_dev *dev = hwif->pci_dev; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 speed = hpt3xx_ratefilter(drive, xferspeed); -// u8 speed = ide_rate_filter(hpt3xx_ratemask(drive), xferspeed); u8 regtime = (drive->select.b.unit & 0x01) ? 0x44 : 0x40; - u8 regfast = (HWIF(drive)->channel) ? 0x55 : 0x51; + u8 regfast = (hwif->channel) ? 0x55 : 0x51; u8 drive_fast = 0; u32 reg1 = 0, reg2 = 0; @@ -636,16 +624,11 @@ static int hpt36x_tune_chipset(ide_drive_t *drive, u8 xferspeed) * Disable the "fast interrupt" prediction. */ pci_read_config_byte(dev, regfast, &drive_fast); -#if 0 - if (drive_fast & 0x02) - pci_write_config_byte(dev, regfast, drive_fast & ~0x20); -#else if (drive_fast & 0x80) pci_write_config_byte(dev, regfast, drive_fast & ~0x80); -#endif - reg2 = pci_bus_clock_list(speed, - (struct chipset_bus_clock_list_entry *) pci_get_drvdata(dev)); + reg2 = pci_bus_clock_list(speed, info->speed); + /* * Disable on-chip PIO FIFO/buffer * (to avoid problems handling I/O errors later) @@ -665,10 +648,11 @@ static int hpt36x_tune_chipset(ide_drive_t *drive, u8 xferspeed) static int hpt370_tune_chipset(ide_drive_t *drive, u8 xferspeed) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct pci_dev *dev = hwif->pci_dev; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 speed = hpt3xx_ratefilter(drive, xferspeed); -// u8 speed = ide_rate_filter(hpt3xx_ratemask(drive), xferspeed); - u8 regfast = (HWIF(drive)->channel) ? 0x55 : 0x51; + u8 regfast = (drive->hwif->channel) ? 0x55 : 0x51; u8 drive_pci = 0x40 + (drive->dn * 4); u8 new_fast = 0, drive_fast = 0; u32 list_conf = 0, drive_conf = 0; @@ -693,17 +677,13 @@ static int hpt370_tune_chipset(ide_drive_t *drive, u8 xferspeed) if (new_fast != drive_fast) pci_write_config_byte(dev, regfast, new_fast); - list_conf = pci_bus_clock_list(speed, - (struct chipset_bus_clock_list_entry *) - pci_get_drvdata(dev)); + list_conf = pci_bus_clock_list(speed, info->speed); pci_read_config_dword(dev, drive_pci, &drive_conf); list_conf = (list_conf & ~conf_mask) | (drive_conf & conf_mask); - if (speed < XFER_MW_DMA_0) { + if (speed < XFER_MW_DMA_0) list_conf &= ~0x80000000; /* Disable on-chip PIO FIFO/buffer */ - } - pci_write_config_dword(dev, drive_pci, list_conf); return ide_config_drive_speed(drive, speed); @@ -711,10 +691,11 @@ static int hpt370_tune_chipset(ide_drive_t *drive, u8 xferspeed) static int hpt372_tune_chipset(ide_drive_t *drive, u8 xferspeed) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct pci_dev *dev = hwif->pci_dev; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 speed = hpt3xx_ratefilter(drive, xferspeed); -// u8 speed = ide_rate_filter(hpt3xx_ratemask(drive), xferspeed); - u8 regfast = (HWIF(drive)->channel) ? 0x55 : 0x51; + u8 regfast = (drive->hwif->channel) ? 0x55 : 0x51; u8 drive_fast = 0, drive_pci = 0x40 + (drive->dn * 4); u32 list_conf = 0, drive_conf = 0; u32 conf_mask = (speed >= XFER_MW_DMA_0) ? 0xc0000000 : 0x30070000; @@ -726,10 +707,8 @@ static int hpt372_tune_chipset(ide_drive_t *drive, u8 xferspeed) pci_read_config_byte(dev, regfast, &drive_fast); drive_fast &= ~0x07; pci_write_config_byte(dev, regfast, drive_fast); - - list_conf = pci_bus_clock_list(speed, - (struct chipset_bus_clock_list_entry *) - pci_get_drvdata(dev)); + + list_conf = pci_bus_clock_list(speed, info->speed); pci_read_config_dword(dev, drive_pci, &drive_conf); list_conf = (list_conf & ~conf_mask) | (drive_conf & conf_mask); if (speed < XFER_MW_DMA_0) @@ -741,19 +720,14 @@ static int hpt372_tune_chipset(ide_drive_t *drive, u8 xferspeed) static int hpt3xx_tune_chipset (ide_drive_t *drive, u8 speed) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct hpt_info *info = ide_get_hwifdata(hwif); - if (hpt_minimum_revision(dev, 8)) + if (info->revision >= 8) return hpt372_tune_chipset(drive, speed); /* not a typo */ -#if 0 - else if (hpt_minimum_revision(dev, 7)) - hpt371_tune_chipset(drive, speed); - else if (hpt_minimum_revision(dev, 6)) - hpt302_tune_chipset(drive, speed); -#endif - else if (hpt_minimum_revision(dev, 5)) + else if (info->revision >= 5) return hpt372_tune_chipset(drive, speed); - else if (hpt_minimum_revision(dev, 3)) + else if (info->revision >= 3) return hpt370_tune_chipset(drive, speed); else /* hpt368: hpt_minimum_revision(dev, 2) */ return hpt36x_tune_chipset(drive, speed); @@ -779,8 +753,14 @@ static void hpt3xx_tune_drive (ide_drive_t *drive, u8 pio) static int config_chipset_for_dma (ide_drive_t *drive) { u8 speed = ide_dma_speed(drive, hpt3xx_ratemask(drive)); + ide_hwif_t *hwif = drive->hwif; + struct hpt_info *info = ide_get_hwifdata(hwif); - if (!(speed)) + if (!speed) + return 0; + + /* If we don't have any timings we can't do a lot */ + if (info->speed == NULL) return 0; (void) hpt3xx_tune_chipset(drive, speed); @@ -794,7 +774,7 @@ static int hpt3xx_quirkproc (ide_drive_t *drive) static void hpt3xx_intrproc (ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); + ide_hwif_t *hwif = drive->hwif; if (drive->quirk_list) return; @@ -804,24 +784,26 @@ static void hpt3xx_intrproc (ide_drive_t *drive) static void hpt3xx_maskproc (ide_drive_t *drive, int mask) { - struct pci_dev *dev = HWIF(drive)->pci_dev; + ide_hwif_t *hwif = drive->hwif; + struct hpt_info *info = ide_get_hwifdata(hwif); + struct pci_dev *dev = hwif->pci_dev; if (drive->quirk_list) { - if (hpt_minimum_revision(dev,3)) { + if (info->revision >= 3) { u8 reg5a = 0; pci_read_config_byte(dev, 0x5a, ®5a); if (((reg5a & 0x10) >> 4) != mask) pci_write_config_byte(dev, 0x5a, mask ? (reg5a | 0x10) : (reg5a & ~0x10)); } else { if (mask) { - disable_irq(HWIF(drive)->irq); + disable_irq(hwif->irq); } else { - enable_irq(HWIF(drive)->irq); + enable_irq(hwif->irq); } } } else { if (IDE_CONTROL_REG) - HWIF(drive)->OUTB(mask ? (drive->ctl | 2) : + hwif->OUTB(mask ? (drive->ctl | 2) : (drive->ctl & ~2), IDE_CONTROL_REG); } @@ -829,12 +811,12 @@ static void hpt3xx_maskproc (ide_drive_t *drive, int mask) static int hpt366_config_drive_xfer_rate (ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); + ide_hwif_t *hwif = drive->hwif; struct hd_driveid *id = drive->id; drive->init_speed = 0; - if (id && (id->capability & 1) && drive->autodma) { + if ((id->capability & 1) && drive->autodma) { if (ide_use_dma(drive)) { if (config_chipset_for_dma(drive)) @@ -868,15 +850,6 @@ static int hpt366_ide_dma_lostirq (ide_drive_t *drive) drive->name, __FUNCTION__, reg50h, reg52h, reg5ah); if (reg5ah & 0x10) pci_write_config_byte(dev, 0x5a, reg5ah & ~0x10); -#if 0 - /* how about we flush and reset, mmmkay? */ - pci_write_config_byte(dev, 0x51, 0x1F); - /* fall through to a reset */ - case dma_start: - case ide_dma_end: - /* reset the chips state over and over.. */ - pci_write_config_byte(dev, 0x51, 0x13); -#endif return __ide_dma_lostirq(drive); } @@ -919,7 +892,7 @@ static void hpt370_lostirq_timeout (ide_drive_t *drive) u8 dma_stat = 0, dma_cmd = 0; pci_read_config_byte(HWIF(drive)->pci_dev, reginfo, &bfifo); - printk("%s: %d bytes in FIFO\n", drive->name, bfifo); + printk(KERN_DEBUG "%s: %d bytes in FIFO\n", drive->name, bfifo); hpt370_clear_engine(drive); /* get dma command mode */ dma_cmd = hwif->INB(hwif->dma_command); @@ -1047,15 +1020,6 @@ static void hpt372n_rw_disk(ide_drive_t *drive, struct request *rq) static void hpt3xx_reset (ide_drive_t *drive) { -#if 0 - unsigned long high_16 = pci_resource_start(HWIF(drive)->pci_dev, 4); - u8 reset = (HWIF(drive)->channel) ? 0x80 : 0x40; - u8 reg59h = 0; - - pci_read_config_byte(HWIF(drive)->pci_dev, 0x59, ®59h); - pci_write_config_byte(HWIF(drive)->pci_dev, 0x59, reg59h|reset); - pci_write_config_byte(HWIF(drive)->pci_dev, 0x59, reg59h); -#endif } static int hpt3xx_tristate (ide_drive_t * drive, int state) @@ -1065,8 +1029,6 @@ static int hpt3xx_tristate (ide_drive_t * drive, int state) u8 reg59h = 0, reset = (hwif->channel) ? 0x80 : 0x40; u8 regXXh = 0, state_reg= (hwif->channel) ? 0x57 : 0x53; -// hwif->bus_state = state; - pci_read_config_byte(dev, 0x59, ®59h); pci_read_config_byte(dev, state_reg, ®XXh); @@ -1093,7 +1055,7 @@ static int hpt3xx_tristate (ide_drive_t * drive, int state) #define TRISTATE_BIT 0x8000 static int hpt370_busproc(ide_drive_t * drive, int state) { - ide_hwif_t *hwif = HWIF(drive); + ide_hwif_t *hwif = drive->hwif; struct pci_dev *dev = hwif->pci_dev; u8 tristate = 0, resetmask = 0, bus_reg = 0; u16 tri_reg; @@ -1148,33 +1110,44 @@ static int hpt370_busproc(ide_drive_t * drive, int state) return 0; } -static int __devinit init_hpt37x(struct pci_dev *dev) +static void __devinit hpt366_clocking(ide_hwif_t *hwif) { + u32 reg1 = 0; + struct hpt_info *info = ide_get_hwifdata(hwif); + + pci_read_config_dword(hwif->pci_dev, 0x40, ®1); + + /* detect bus speed by looking at control reg timing: */ + switch((reg1 >> 8) & 7) { + case 5: + info->speed = forty_base_hpt366; + break; + case 9: + info->speed = twenty_five_base_hpt366; + break; + case 7: + default: + info->speed = thirty_three_base_hpt366; + break; + } +} + +static void __devinit hpt37x_clocking(ide_hwif_t *hwif) +{ + struct hpt_info *info = ide_get_hwifdata(hwif); + struct pci_dev *dev = hwif->pci_dev; int adjust, i; u16 freq; u32 pll; u8 reg5bh; - u8 reg5ah = 0; - unsigned long dmabase = pci_resource_start(dev, 4); - u8 did, rid; - int is_372n = 0; - pci_read_config_byte(dev, 0x5a, ®5ah); - /* interrupt force enable */ - pci_write_config_byte(dev, 0x5a, (reg5ah & ~0x10)); - - if(dmabase) - { - did = inb(dmabase + 0x22); - rid = inb(dmabase + 0x28); - - if((did == 4 && rid == 6) || (did == 5 && rid > 1)) - is_372n = 1; - } - /* * default to pci clock. make sure MA15/16 are set to output - * to prevent drives having problems with 40-pin cables. + * to prevent drives having problems with 40-pin cables. Needed + * for some drives such as IBM-DTLA which will not enter ready + * state on reset when PDIAG is a input. + * + * ToDo: should we set 0x21 when using PLL mode ? */ pci_write_config_byte(dev, 0x5b, 0x23); @@ -1197,9 +1170,7 @@ static int __devinit init_hpt37x(struct pci_dev *dev) * Currently we always set up the PLL for the 372N */ - pci_set_drvdata(dev, NULL); - - if(is_372n) + if(info->flags & IS_372N) { printk(KERN_INFO "hpt: HPT372N detected, using 372N timing.\n"); if(freq < 0x55) @@ -1227,39 +1198,38 @@ static int __devinit init_hpt37x(struct pci_dev *dev) pll = F_LOW_PCI_66; if (pll == F_LOW_PCI_33) { - if (hpt_minimum_revision(dev,8)) - pci_set_drvdata(dev, (void *) thirty_three_base_hpt374); - else if (hpt_minimum_revision(dev,5)) - pci_set_drvdata(dev, (void *) thirty_three_base_hpt372); - else if (hpt_minimum_revision(dev,4)) - pci_set_drvdata(dev, (void *) thirty_three_base_hpt370a); + if (info->revision >= 8) + info->speed = thirty_three_base_hpt374; + else if (info->revision >= 5) + info->speed = thirty_three_base_hpt372; + else if (info->revision >= 4) + info->speed = thirty_three_base_hpt370a; else - pci_set_drvdata(dev, (void *) thirty_three_base_hpt370); - printk("HPT37X: using 33MHz PCI clock\n"); + info->speed = thirty_three_base_hpt370; + printk(KERN_DEBUG "HPT37X: using 33MHz PCI clock\n"); } else if (pll == F_LOW_PCI_40) { /* Unsupported */ } else if (pll == F_LOW_PCI_50) { - if (hpt_minimum_revision(dev,8)) - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); - else if (hpt_minimum_revision(dev,5)) - pci_set_drvdata(dev, (void *) fifty_base_hpt372); - else if (hpt_minimum_revision(dev,4)) - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); + if (info->revision >= 8) + info->speed = fifty_base_hpt370a; + else if (info->revision >= 5) + info->speed = fifty_base_hpt372; + else if (info->revision >= 4) + info->speed = fifty_base_hpt370a; else - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); - printk("HPT37X: using 50MHz PCI clock\n"); + info->speed = fifty_base_hpt370a; + printk(KERN_DEBUG "HPT37X: using 50MHz PCI clock\n"); } else { - if (hpt_minimum_revision(dev,8)) - { + if (info->revision >= 8) { printk(KERN_ERR "HPT37x: 66MHz timings are not supported.\n"); } - else if (hpt_minimum_revision(dev,5)) - pci_set_drvdata(dev, (void *) sixty_six_base_hpt372); - else if (hpt_minimum_revision(dev,4)) - pci_set_drvdata(dev, (void *) sixty_six_base_hpt370a); + else if (info->revision >= 5) + info->speed = sixty_six_base_hpt372; + else if (info->revision >= 4) + info->speed = sixty_six_base_hpt370a; else - pci_set_drvdata(dev, (void *) sixty_six_base_hpt370); - printk("HPT37X: using 66MHz PCI clock\n"); + info->speed = sixty_six_base_hpt370; + printk(KERN_DEBUG "HPT37X: using 66MHz PCI clock\n"); } } @@ -1269,11 +1239,19 @@ static int __devinit init_hpt37x(struct pci_dev *dev) * result in slow reads when using a 33MHz PCI clock. we also * don't like to use the PLL because it will cause glitches * on PRST/SRST when the HPT state engine gets reset. + * + * ToDo: Use 66MHz PLL when ATA133 devices are present on a + * 372 device so we can get ATA133 support */ - if (pci_get_drvdata(dev)) + if (info->speed) goto init_hpt37X_done; + + info->flags |= PLL_MODE; /* + * FIXME: make this work correctly, esp with 372N as per + * reference driver code. + * * adjust PLL based upon PCI clock, enable it, and wait for * stabilization. */ @@ -1298,14 +1276,14 @@ static int __devinit init_hpt37x(struct pci_dev *dev) pci_write_config_dword(dev, 0x5c, pll & ~0x100); pci_write_config_byte(dev, 0x5b, 0x21); - if (hpt_minimum_revision(dev,8)) - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); - else if (hpt_minimum_revision(dev,5)) - pci_set_drvdata(dev, (void *) fifty_base_hpt372); - else if (hpt_minimum_revision(dev,4)) - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); + if (info->revision >= 8) + info->speed = fifty_base_hpt370a; + else if (info->revision >= 5) + info->speed = fifty_base_hpt372; + else if (info->revision >= 4) + info->speed = fifty_base_hpt370a; else - pci_set_drvdata(dev, (void *) fifty_base_hpt370a); + info->speed = fifty_base_hpt370a; printk("HPT37X: using 50MHz internal PLL\n"); goto init_hpt37X_done; } @@ -1318,10 +1296,22 @@ pll_recal: } init_hpt37X_done: + if (!info->speed) + printk(KERN_ERR "HPT37X%s: unknown bus timing [%d %d].\n", + (info->flags & IS_372N)?"N":"", pll, freq); /* reset state engine */ pci_write_config_byte(dev, 0x50, 0x37); pci_write_config_byte(dev, 0x54, 0x37); udelay(100); +} + +static int __devinit init_hpt37x(struct pci_dev *dev) +{ + u8 reg5ah; + + pci_read_config_byte(dev, 0x5a, ®5ah); + /* interrupt force enable */ + pci_write_config_byte(dev, 0x5a, (reg5ah & ~0x10)); return 0; } @@ -1338,59 +1328,27 @@ static int __devinit init_hpt366(struct pci_dev *dev) pci_write_config_byte(dev, 0x51, drive_fast & ~0x80); pci_read_config_dword(dev, 0x40, ®1); - /* detect bus speed by looking at control reg timing: */ - switch((reg1 >> 8) & 7) { - case 5: - pci_set_drvdata(dev, (void *) forty_base_hpt366); - break; - case 9: - pci_set_drvdata(dev, (void *) twenty_five_base_hpt366); - break; - case 7: - default: - pci_set_drvdata(dev, (void *) thirty_three_base_hpt366); - break; - } - - if (!pci_get_drvdata(dev)) - { - printk(KERN_ERR "hpt366: unknown bus timing.\n"); - pci_set_drvdata(dev, NULL); - } return 0; } static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const char *name) { int ret = 0; - u8 test = 0; - + /* FIXME: Not portable */ if (dev->resource[PCI_ROM_RESOURCE].start) pci_write_config_byte(dev, PCI_ROM_ADDRESS, dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - pci_read_config_byte(dev, PCI_CACHE_LINE_SIZE, &test); - if (test != (L1_CACHE_BYTES / 4)) - pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, - (L1_CACHE_BYTES / 4)); - - pci_read_config_byte(dev, PCI_LATENCY_TIMER, &test); - if (test != 0x78) - pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x78); + pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4)); + pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x78); + pci_write_config_byte(dev, PCI_MIN_GNT, 0x08); + pci_write_config_byte(dev, PCI_MAX_LAT, 0x08); - pci_read_config_byte(dev, PCI_MIN_GNT, &test); - if (test != 0x08) - pci_write_config_byte(dev, PCI_MIN_GNT, 0x08); - - pci_read_config_byte(dev, PCI_MAX_LAT, &test); - if (test != 0x08) - pci_write_config_byte(dev, PCI_MAX_LAT, 0x08); - - if (hpt_minimum_revision(dev, 3)) { + if (hpt_revision(dev) >= 3) ret = init_hpt37x(dev); - } else { - ret =init_hpt366(dev); - } + else + ret = init_hpt366(dev); + if (ret) return ret; @@ -1400,27 +1358,16 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const cha static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; + struct hpt_info *info = ide_get_hwifdata(hwif); u8 ata66 = 0, regmask = (hwif->channel) ? 0x01 : 0x02; - u8 did, rid; - unsigned long dmabase = hwif->dma_base; - int is_372n = 0; - if(dmabase) - { - did = inb(dmabase + 0x22); - rid = inb(dmabase + 0x28); - - if((did == 4 && rid == 6) || (did == 5 && rid > 1)) - is_372n = 1; - } - hwif->tuneproc = &hpt3xx_tune_drive; hwif->speedproc = &hpt3xx_tune_chipset; hwif->quirkproc = &hpt3xx_quirkproc; hwif->intrproc = &hpt3xx_intrproc; hwif->maskproc = &hpt3xx_maskproc; - if(is_372n) + if(info->flags & IS_372N) hwif->rw_disk = &hpt372n_rw_disk; /* @@ -1428,7 +1375,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) * address lines to access an external eeprom. To read valid * cable detect state the pins must be enabled as inputs. */ - if (hpt_minimum_revision(dev, 8) && PCI_FUNC(dev->devfn) & 1) { + if (info->revision >= 8 && (PCI_FUNC(dev->devfn) & 1)) { /* * HPT374 PCI function 1 * - set bit 15 of reg 0x52 to enable TCBLID as input @@ -1443,7 +1390,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) pci_read_config_byte(dev, 0x5a, &ata66); pci_write_config_word(dev, 0x52, mcr3); pci_write_config_word(dev, 0x56, mcr6); - } else if (hpt_minimum_revision(dev, 3)) { + } else if (info->revision >= 3) { /* * HPT370/372 and 374 pcifn 0 * - clear bit 0 of 0x5b to enable P/SCBLID as inputs @@ -1470,7 +1417,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) hwif->serialized = hwif->mate->serialized = 1; #endif - if (hpt_minimum_revision(dev,3)) { + if (info->revision >= 3) { u8 reg5ah = 0; pci_write_config_byte(dev, 0x5a, reg5ah & ~0x10); /* @@ -1480,8 +1427,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) */ hwif->resetproc = &hpt3xx_reset; hwif->busproc = &hpt370_busproc; -// hwif->drives[0].autotune = hwif->drives[1].autotune = 1; - } else if (hpt_minimum_revision(dev,2)) { + } else if (info->revision >= 2) { hwif->resetproc = &hpt3xx_reset; hwif->busproc = &hpt3xx_tristate; } else { @@ -1502,18 +1448,18 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) hwif->udma_four = ((ata66 & regmask) ? 0 : 1); hwif->ide_dma_check = &hpt366_config_drive_xfer_rate; - if (hpt_minimum_revision(dev,8)) { + if (info->revision >= 8) { hwif->ide_dma_test_irq = &hpt374_ide_dma_test_irq; hwif->ide_dma_end = &hpt374_ide_dma_end; - } else if (hpt_minimum_revision(dev,5)) { + } else if (info->revision >= 5) { hwif->ide_dma_test_irq = &hpt374_ide_dma_test_irq; hwif->ide_dma_end = &hpt374_ide_dma_end; - } else if (hpt_minimum_revision(dev,3)) { + } else if (info->revision >= 3) { hwif->dma_start = &hpt370_ide_dma_start; hwif->ide_dma_end = &hpt370_ide_dma_end; hwif->ide_dma_timeout = &hpt370_ide_dma_timeout; hwif->ide_dma_lostirq = &hpt370_ide_dma_lostirq; - } else if (hpt_minimum_revision(dev,2)) + } else if (info->revision >= 2) hwif->ide_dma_lostirq = &hpt366_ide_dma_lostirq; else hwif->ide_dma_lostirq = &hpt366_ide_dma_lostirq; @@ -1526,6 +1472,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) static void __devinit init_dma_hpt366(ide_hwif_t *hwif, unsigned long dmabase) { + struct hpt_info *info = ide_get_hwifdata(hwif); u8 masterdma = 0, slavedma = 0; u8 dma_new = 0, dma_old = 0; u8 primary = hwif->channel ? 0x4b : 0x43; @@ -1535,8 +1482,7 @@ static void __devinit init_dma_hpt366(ide_hwif_t *hwif, unsigned long dmabase) if (!dmabase) return; - if(pci_get_drvdata(hwif->pci_dev) == NULL) - { + if(info->speed == NULL) { printk(KERN_WARNING "hpt: no known IDE timings, disabling DMA.\n"); return; } @@ -1559,6 +1505,40 @@ static void __devinit init_dma_hpt366(ide_hwif_t *hwif, unsigned long dmabase) ide_setup_dma(hwif, dmabase, 8); } +/* + * We "borrow" this hook in order to set the data structures + * up early enough before dma or init_hwif calls are made. + */ + +static void __devinit init_iops_hpt366(ide_hwif_t *hwif) +{ + struct hpt_info *info = kmalloc(sizeof(struct hpt_info), GFP_KERNEL); + unsigned long dmabase = pci_resource_start(hwif->pci_dev, 4); + u8 did, rid; + + if(info == NULL) { + printk(KERN_WARNING "hpt366: out of memory.\n"); + return; + } + memset(info, 0, sizeof(struct hpt_info)); + ide_set_hwifdata(hwif, info); + + if(dmabase) { + did = inb(dmabase + 0x22); + rid = inb(dmabase + 0x28); + + if((did == 4 && rid == 6) || (did == 5 && rid > 1)) + info->flags |= IS_372N; + } + + info->revision = hpt_revision(hwif->pci_dev); + + if (info->revision >= 3) + hpt37x_clocking(hwif); + else + hpt366_clocking(hwif); +} + static int __devinit init_setup_hpt374(struct pci_dev *dev, ide_pci_device_t *d) { struct pci_dev *findev = NULL; @@ -1646,6 +1626,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT366", .init_setup = init_setup_hpt366, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, @@ -1656,6 +1637,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT372A", .init_setup = init_setup_hpt37x, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, @@ -1665,6 +1647,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT302", .init_setup = init_setup_hpt37x, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, @@ -1674,6 +1657,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT371", .init_setup = init_setup_hpt37x, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, @@ -1683,6 +1667,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT374", .init_setup = init_setup_hpt374, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, /* 4 */ @@ -1692,6 +1677,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .name = "HPT372N", .init_setup = init_setup_hpt37x, .init_chipset = init_chipset_hpt366, + .init_iops = init_iops_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, .channels = 2, /* 4 */ diff --git a/drivers/ide/pci/it8172.c b/drivers/ide/pci/it8172.c index 631927c..9346292 100644 --- a/drivers/ide/pci/it8172.c +++ b/drivers/ide/pci/it8172.c @@ -216,7 +216,7 @@ fast_ata_pio: return 0; } -static unsigned int __init init_chipset_it8172 (struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_it8172 (struct pci_dev *dev, const char *name) { unsigned char progif; @@ -230,7 +230,7 @@ static unsigned int __init init_chipset_it8172 (struct pci_dev *dev, const char } -static void __init init_hwif_it8172 (ide_hwif_t *hwif) +static void __devinit init_hwif_it8172 (ide_hwif_t *hwif) { struct pci_dev* dev = hwif->pci_dev; unsigned long cmdBase, ctrlBase; diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c new file mode 100644 index 0000000..e440036 --- /dev/null +++ b/drivers/ide/pci/it821x.c @@ -0,0 +1,812 @@ + +/* + * linux/drivers/ide/pci/it821x.c Version 0.09 December 2004 + * + * Copyright (C) 2004 Red Hat <alan@redhat.com> + * + * May be copied or modified under the terms of the GNU General Public License + * Based in part on the ITE vendor provided SCSI driver. + * + * Documentation available from + * http://www.ite.com.tw/pc/IT8212F_V04.pdf + * Some other documents are NDA. + * + * The ITE8212 isn't exactly a standard IDE controller. It has two + * modes. In pass through mode then it is an IDE controller. In its smart + * mode its actually quite a capable hardware raid controller disguised + * as an IDE controller. Smart mode only understands DMA read/write and + * identify, none of the fancier commands apply. The IT8211 is identical + * in other respects but lacks the raid mode. + * + * Errata: + * o Rev 0x10 also requires master/slave hold the same DMA timings and + * cannot do ATAPI MWDMA. + * o The identify data for raid volumes lacks CHS info (technically ok) + * but also fails to set the LBA28 and other bits. We fix these in + * the IDE probe quirk code. + * o If you write LBA48 sized I/O's (ie > 256 sector) in smart mode + * raid then the controller firmware dies + * o Smart mode without RAID doesn't clear all the necessary identify + * bits to reduce the command set to the one used + * + * This has a few impacts on the driver + * - In pass through mode we do all the work you would expect + * - In smart mode the clocking set up is done by the controller generally + * but we must watch the other limits and filter. + * - There are a few extra vendor commands that actually talk to the + * controller but only work PIO with no IRQ. + * + * Vendor areas of the identify block in smart mode are used for the + * timing and policy set up. Each HDD in raid mode also has a serial + * block on the disk. The hardware extra commands are get/set chip status, + * rebuild, get rebuild status. + * + * In Linux the driver supports pass through mode as if the device was + * just another IDE controller. If the smart mode is running then + * volumes are managed by the controller firmware and each IDE "disk" + * is a raid volume. Even more cute - the controller can do automated + * hotplug and rebuild. + * + * The pass through controller itself is a little demented. It has a + * flaw that it has a single set of PIO/MWDMA timings per channel so + * non UDMA devices restrict each others performance. It also has a + * single clock source per channel so mixed UDMA100/133 performance + * isn't perfect and we have to pick a clock. Thankfully none of this + * matters in smart mode. ATAPI DMA is not currently supported. + * + * It seems the smart mode is a win for RAID1/RAID10 but otherwise not. + * + * TODO + * - ATAPI UDMA is ok but not MWDMA it seems + * - RAID configuration ioctls + * - Move to libata once it grows up + */ + +#include <linux/config.h> +#include <linux/types.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <linux/hdreg.h> +#include <linux/ide.h> +#include <linux/init.h> + +#include <asm/io.h> + +struct it821x_dev +{ + unsigned int smart:1, /* Are we in smart raid mode */ + timing10:1; /* Rev 0x10 */ + u8 clock_mode; /* 0, ATA_50 or ATA_66 */ + u8 want[2][2]; /* Mode/Pri log for master slave */ + /* We need these for switching the clock when DMA goes on/off + The high byte is the 66Mhz timing */ + u16 pio[2]; /* Cached PIO values */ + u16 mwdma[2]; /* Cached MWDMA values */ + u16 udma[2]; /* Cached UDMA values (per drive) */ +}; + +#define ATA_66 0 +#define ATA_50 1 +#define ATA_ANY 2 + +#define UDMA_OFF 0 +#define MWDMA_OFF 0 + +/* + * We allow users to force the card into non raid mode without + * flashing the alternative BIOS. This is also neccessary right now + * for embedded platforms that cannot run a PC BIOS but are using this + * device. + */ + +static int it8212_noraid; + +/** + * it821x_program - program the PIO/MWDMA registers + * @drive: drive to tune + * + * Program the PIO/MWDMA timing for this channel according to the + * current clock. + */ + +static void it821x_program(ide_drive_t *drive, u16 timing) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int channel = hwif->channel; + u8 conf; + + /* Program PIO/MWDMA timing bits */ + if(itdev->clock_mode == ATA_66) + conf = timing >> 8; + else + conf = timing & 0xFF; + pci_write_config_byte(hwif->pci_dev, 0x54 + 4 * channel, conf); +} + +/** + * it821x_program_udma - program the UDMA registers + * @drive: drive to tune + * + * Program the UDMA timing for this drive according to the + * current clock. + */ + +static void it821x_program_udma(ide_drive_t *drive, u16 timing) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int channel = hwif->channel; + int unit = drive->select.b.unit; + u8 conf; + + /* Program UDMA timing bits */ + if(itdev->clock_mode == ATA_66) + conf = timing >> 8; + else + conf = timing & 0xFF; + if(itdev->timing10 == 0) + pci_write_config_byte(hwif->pci_dev, 0x56 + 4 * channel + unit, conf); + else { + pci_write_config_byte(hwif->pci_dev, 0x56 + 4 * channel, conf); + pci_write_config_byte(hwif->pci_dev, 0x56 + 4 * channel + 1, conf); + } +} + + +/** + * it821x_clock_strategy + * @hwif: hardware interface + * + * Select between the 50 and 66Mhz base clocks to get the best + * results for this interface. + */ + +static void it821x_clock_strategy(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + + u8 unit = drive->select.b.unit; + ide_drive_t *pair = &hwif->drives[1-unit]; + + int clock, altclock; + u8 v; + int sel = 0; + + if(itdev->want[0][0] > itdev->want[1][0]) { + clock = itdev->want[0][1]; + altclock = itdev->want[1][1]; + } else { + clock = itdev->want[1][1]; + altclock = itdev->want[0][1]; + } + + /* Master doesn't care does the slave ? */ + if(clock == ATA_ANY) + clock = altclock; + + /* Nobody cares - keep the same clock */ + if(clock == ATA_ANY) + return; + /* No change */ + if(clock == itdev->clock_mode) + return; + + /* Load this into the controller ? */ + if(clock == ATA_66) + itdev->clock_mode = ATA_66; + else { + itdev->clock_mode = ATA_50; + sel = 1; + } + pci_read_config_byte(hwif->pci_dev, 0x50, &v); + v &= ~(1 << (1 + hwif->channel)); + v |= sel << (1 + hwif->channel); + pci_write_config_byte(hwif->pci_dev, 0x50, v); + + /* + * Reprogram the UDMA/PIO of the pair drive for the switch + * MWDMA will be dealt with by the dma switcher + */ + if(pair && itdev->udma[1-unit] != UDMA_OFF) { + it821x_program_udma(pair, itdev->udma[1-unit]); + it821x_program(pair, itdev->pio[1-unit]); + } + /* + * Reprogram the UDMA/PIO of our drive for the switch. + * MWDMA will be dealt with by the dma switcher + */ + if(itdev->udma[unit] != UDMA_OFF) { + it821x_program_udma(drive, itdev->udma[unit]); + it821x_program(drive, itdev->pio[unit]); + } +} + +/** + * it821x_ratemask - Compute available modes + * @drive: IDE drive + * + * Compute the available speeds for the devices on the interface. This + * is all modes to ATA133 clipped by drive cable setup. + */ + +static u8 it821x_ratemask (ide_drive_t *drive) +{ + u8 mode = 4; + if (!eighty_ninty_three(drive)) + mode = min(mode, (u8)1); + return mode; +} + +/** + * it821x_tuneproc - tune a drive + * @drive: drive to tune + * @mode_wanted: the target operating mode + * + * Load the timing settings for this device mode into the + * controller. By the time we are called the mode has been + * modified as neccessary to handle the absence of seperate + * master/slave timers for MWDMA/PIO. + * + * This code is only used in pass through mode. + */ + +static void it821x_tuneproc (ide_drive_t *drive, byte mode_wanted) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int unit = drive->select.b.unit; + + /* Spec says 89 ref driver uses 88 */ + static u16 pio[] = { 0xAA88, 0xA382, 0xA181, 0x3332, 0x3121 }; + static u8 pio_want[] = { ATA_66, ATA_66, ATA_66, ATA_66, ATA_ANY }; + + if(itdev->smart) + return; + + /* We prefer 66Mhz clock for PIO 0-3, don't care for PIO4 */ + itdev->want[unit][1] = pio_want[mode_wanted]; + itdev->want[unit][0] = 1; /* PIO is lowest priority */ + itdev->pio[unit] = pio[mode_wanted]; + it821x_clock_strategy(drive); + it821x_program(drive, itdev->pio[unit]); +} + +/** + * it821x_tune_mwdma - tune a channel for MWDMA + * @drive: drive to set up + * @mode_wanted: the target operating mode + * + * Load the timing settings for this device mode into the + * controller when doing MWDMA in pass through mode. The caller + * must manage the whole lack of per device MWDMA/PIO timings and + * the shared MWDMA/PIO timing register. + */ + +static void it821x_tune_mwdma (ide_drive_t *drive, byte mode_wanted) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = (void *)ide_get_hwifdata(hwif); + int unit = drive->select.b.unit; + int channel = hwif->channel; + u8 conf; + + static u16 dma[] = { 0x8866, 0x3222, 0x3121 }; + static u8 mwdma_want[] = { ATA_ANY, ATA_66, ATA_ANY }; + + itdev->want[unit][1] = mwdma_want[mode_wanted]; + itdev->want[unit][0] = 2; /* MWDMA is low priority */ + itdev->mwdma[unit] = dma[mode_wanted]; + itdev->udma[unit] = UDMA_OFF; + + /* UDMA bits off - Revision 0x10 do them in pairs */ + pci_read_config_byte(hwif->pci_dev, 0x50, &conf); + if(itdev->timing10) + conf |= channel ? 0x60: 0x18; + else + conf |= 1 << (3 + 2 * channel + unit); + pci_write_config_byte(hwif->pci_dev, 0x50, conf); + + it821x_clock_strategy(drive); + /* FIXME: do we need to program this ? */ + /* it821x_program(drive, itdev->mwdma[unit]); */ +} + +/** + * it821x_tune_udma - tune a channel for UDMA + * @drive: drive to set up + * @mode_wanted: the target operating mode + * + * Load the timing settings for this device mode into the + * controller when doing UDMA modes in pass through. + */ + +static void it821x_tune_udma (ide_drive_t *drive, byte mode_wanted) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int unit = drive->select.b.unit; + int channel = hwif->channel; + u8 conf; + + static u16 udma[] = { 0x4433, 0x4231, 0x3121, 0x2121, 0x1111, 0x2211, 0x1111 }; + static u8 udma_want[] = { ATA_ANY, ATA_50, ATA_ANY, ATA_66, ATA_66, ATA_50, ATA_66 }; + + itdev->want[unit][1] = udma_want[mode_wanted]; + itdev->want[unit][0] = 3; /* UDMA is high priority */ + itdev->mwdma[unit] = MWDMA_OFF; + itdev->udma[unit] = udma[mode_wanted]; + if(mode_wanted >= 5) + itdev->udma[unit] |= 0x8080; /* UDMA 5/6 select on */ + + /* UDMA on. Again revision 0x10 must do the pair */ + pci_read_config_byte(hwif->pci_dev, 0x50, &conf); + if(itdev->timing10) + conf &= channel ? 0x9F: 0xE7; + else + conf &= ~ (1 << (3 + 2 * channel + unit)); + pci_write_config_byte(hwif->pci_dev, 0x50, conf); + + it821x_clock_strategy(drive); + it821x_program_udma(drive, itdev->udma[unit]); + +} + +/** + * config_it821x_chipset_for_pio - set drive timings + * @drive: drive to tune + * @speed we want + * + * Compute the best pio mode we can for a given device. We must + * pick a speed that does not cause problems with the other device + * on the cable. + */ + +static void config_it821x_chipset_for_pio (ide_drive_t *drive, byte set_speed) +{ + u8 unit = drive->select.b.unit; + ide_hwif_t *hwif = drive->hwif; + ide_drive_t *pair = &hwif->drives[1-unit]; + u8 speed = 0, set_pio = ide_get_best_pio_mode(drive, 255, 5, NULL); + u8 pair_pio; + + /* We have to deal with this mess in pairs */ + if(pair != NULL) { + pair_pio = ide_get_best_pio_mode(pair, 255, 5, NULL); + /* Trim PIO to the slowest of the master/slave */ + if(pair_pio < set_pio) + set_pio = pair_pio; + } + it821x_tuneproc(drive, set_pio); + speed = XFER_PIO_0 + set_pio; + /* XXX - We trim to the lowest of the pair so the other drive + will always be fine at this point until we do hotplug passthru */ + + if (set_speed) + (void) ide_config_drive_speed(drive, speed); +} + +/** + * it821x_dma_read - DMA hook + * @drive: drive for DMA + * + * The IT821x has a single timing register for MWDMA and for PIO + * operations. As we flip back and forth we have to reload the + * clock. In addition the rev 0x10 device only works if the same + * timing value is loaded into the master and slave UDMA clock + * so we must also reload that. + * + * FIXME: we could figure out in advance if we need to do reloads + */ + +static void it821x_dma_start(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int unit = drive->select.b.unit; + if(itdev->mwdma[unit] != MWDMA_OFF) + it821x_program(drive, itdev->mwdma[unit]); + else if(itdev->udma[unit] != UDMA_OFF && itdev->timing10) + it821x_program_udma(drive, itdev->udma[unit]); + ide_dma_start(drive); +} + +/** + * it821x_dma_write - DMA hook + * @drive: drive for DMA stop + * + * The IT821x has a single timing register for MWDMA and for PIO + * operations. As we flip back and forth we have to reload the + * clock. + */ + +static int it821x_dma_end(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + int unit = drive->select.b.unit; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int ret = __ide_dma_end(drive); + if(itdev->mwdma[unit] != MWDMA_OFF) + it821x_program(drive, itdev->pio[unit]); + return ret; +} + + +/** + * it821x_tune_chipset - set controller timings + * @drive: Drive to set up + * @xferspeed: speed we want to achieve + * + * Tune the ITE chipset for the desired mode. If we can't achieve + * the desired mode then tune for a lower one, but ultimately + * make the thing work. + */ + +static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed) +{ + + ide_hwif_t *hwif = drive->hwif; + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + u8 speed = ide_rate_filter(it821x_ratemask(drive), xferspeed); + + if(!itdev->smart) { + switch(speed) { + case XFER_PIO_4: + case XFER_PIO_3: + case XFER_PIO_2: + case XFER_PIO_1: + case XFER_PIO_0: + it821x_tuneproc(drive, (speed - XFER_PIO_0)); + break; + /* MWDMA tuning is really hard because our MWDMA and PIO + timings are kept in the same place. We can switch in the + host dma on/off callbacks */ + case XFER_MW_DMA_2: + case XFER_MW_DMA_1: + case XFER_MW_DMA_0: + it821x_tune_mwdma(drive, (speed - XFER_MW_DMA_0)); + break; + case XFER_UDMA_6: + case XFER_UDMA_5: + case XFER_UDMA_4: + case XFER_UDMA_3: + case XFER_UDMA_2: + case XFER_UDMA_1: + case XFER_UDMA_0: + it821x_tune_udma(drive, (speed - XFER_UDMA_0)); + break; + default: + return 1; + } + } + /* + * In smart mode the clocking is done by the host controller + * snooping the mode we picked. The rest of it is not our problem + */ + return ide_config_drive_speed(drive, speed); +} + +/** + * config_chipset_for_dma - configure for DMA + * @drive: drive to configure + * + * Called by the IDE layer when it wants the timings set up. + */ + +static int config_chipset_for_dma (ide_drive_t *drive) +{ + u8 speed = ide_dma_speed(drive, it821x_ratemask(drive)); + + config_it821x_chipset_for_pio(drive, !speed); + it821x_tune_chipset(drive, speed); + return ide_dma_enable(drive); +} + +/** + * it821x_configure_drive_for_dma - set up for DMA transfers + * @drive: drive we are going to set up + * + * Set up the drive for DMA, tune the controller and drive as + * required. If the drive isn't suitable for DMA or we hit + * other problems then we will drop down to PIO and set up + * PIO appropriately + */ + +static int it821x_config_drive_for_dma (ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + + if (ide_use_dma(drive)) { + if (config_chipset_for_dma(drive)) + return hwif->ide_dma_on(drive); + } + config_it821x_chipset_for_pio(drive, 1); + return hwif->ide_dma_off_quietly(drive); +} + +/** + * ata66_it821x - check for 80 pin cable + * @hwif: interface to check + * + * Check for the presence of an ATA66 capable cable on the + * interface. Problematic as it seems some cards don't have + * the needed logic onboard. + */ + +static unsigned int __devinit ata66_it821x(ide_hwif_t *hwif) +{ + /* The reference driver also only does disk side */ + return 1; +} + +/** + * it821x_fixup - post init callback + * @hwif: interface + * + * This callback is run after the drives have been probed but + * before anything gets attached. It allows drivers to do any + * final tuning that is needed, or fixups to work around bugs. + */ + +static void __devinit it821x_fixups(ide_hwif_t *hwif) +{ + struct it821x_dev *itdev = ide_get_hwifdata(hwif); + int i; + + if(!itdev->smart) { + /* + * If we are in pass through mode then not much + * needs to be done, but we do bother to clear the + * IRQ mask as we may well be in PIO (eg rev 0x10) + * for now and we know unmasking is safe on this chipset. + */ + for (i = 0; i < 2; i++) { + ide_drive_t *drive = &hwif->drives[i]; + if(drive->present) + drive->unmask = 1; + } + return; + } + /* + * Perform fixups on smart mode. We need to "lose" some + * capabilities the firmware lacks but does not filter, and + * also patch up some capability bits that it forgets to set + * in RAID mode. + */ + + for(i = 0; i < 2; i++) { + ide_drive_t *drive = &hwif->drives[i]; + struct hd_driveid *id; + u16 *idbits; + + if(!drive->present) + continue; + id = drive->id; + idbits = (u16 *)drive->id; + + /* Check for RAID v native */ + if(strstr(id->model, "Integrated Technology Express")) { + /* In raid mode the ident block is slightly buggy + We need to set the bits so that the IDE layer knows + LBA28. LBA48 and DMA ar valid */ + id->capability |= 3; /* LBA28, DMA */ + id->command_set_2 |= 0x0400; /* LBA48 valid */ + id->cfs_enable_2 |= 0x0400; /* LBA48 on */ + /* Reporting logic */ + printk(KERN_INFO "%s: IT8212 %sRAID %d volume", + drive->name, + idbits[147] ? "Bootable ":"", + idbits[129]); + if(idbits[129] != 1) + printk("(%dK stripe)", idbits[146]); + printk(".\n"); + /* Now the core code will have wrongly decided no DMA + so we need to fix this */ + hwif->ide_dma_off_quietly(drive); +#ifdef CONFIG_IDEDMA_ONLYDISK + if (drive->media == ide_disk) +#endif + hwif->ide_dma_check(drive); + } else { + /* Non RAID volume. Fixups to stop the core code + doing unsupported things */ + id->field_valid &= 1; + id->queue_depth = 0; + id->command_set_1 = 0; + id->command_set_2 &= 0xC400; + id->cfsse &= 0xC000; + id->cfs_enable_1 = 0; + id->cfs_enable_2 &= 0xC400; + id->csf_default &= 0xC000; + id->word127 = 0; + id->dlf = 0; + id->csfo = 0; + id->cfa_power = 0; + printk(KERN_INFO "%s: Performing identify fixups.\n", + drive->name); + } + } + +} + +/** + * init_hwif_it821x - set up hwif structs + * @hwif: interface to set up + * + * We do the basic set up of the interface structure. The IT8212 + * requires several custom handlers so we override the default + * ide DMA handlers appropriately + */ + +static void __devinit init_hwif_it821x(ide_hwif_t *hwif) +{ + struct it821x_dev *idev = kmalloc(sizeof(struct it821x_dev), GFP_KERNEL); + u8 conf; + + if(idev == NULL) { + printk(KERN_ERR "it821x: out of memory, falling back to legacy behaviour.\n"); + goto fallback; + } + memset(idev, 0, sizeof(struct it821x_dev)); + ide_set_hwifdata(hwif, idev); + + pci_read_config_byte(hwif->pci_dev, 0x50, &conf); + if(conf & 1) { + idev->smart = 1; + hwif->atapi_dma = 0; + /* Long I/O's although allowed in LBA48 space cause the + onboard firmware to enter the twighlight zone */ + hwif->rqsize = 256; + } + + /* Pull the current clocks from 0x50 also */ + if (conf & (1 << (1 + hwif->channel))) + idev->clock_mode = ATA_50; + else + idev->clock_mode = ATA_66; + + idev->want[0][1] = ATA_ANY; + idev->want[1][1] = ATA_ANY; + + /* + * Not in the docs but according to the reference driver + * this is neccessary. + */ + + pci_read_config_byte(hwif->pci_dev, 0x08, &conf); + if(conf == 0x10) { + idev->timing10 = 1; + hwif->atapi_dma = 0; + if(!idev->smart) + printk(KERN_WARNING "it821x: Revision 0x10, workarounds activated.\n"); + } + + hwif->speedproc = &it821x_tune_chipset; + hwif->tuneproc = &it821x_tuneproc; + + /* MWDMA/PIO clock switching for pass through mode */ + if(!idev->smart) { + hwif->dma_start = &it821x_dma_start; + hwif->ide_dma_end = &it821x_dma_end; + } + + hwif->drives[0].autotune = 1; + hwif->drives[1].autotune = 1; + + if (!hwif->dma_base) + goto fallback; + + hwif->ultra_mask = 0x7f; + hwif->mwdma_mask = 0x07; + hwif->swdma_mask = 0x07; + + hwif->ide_dma_check = &it821x_config_drive_for_dma; + if (!(hwif->udma_four)) + hwif->udma_four = ata66_it821x(hwif); + + /* + * The BIOS often doesn't set up DMA on this controller + * so we always do it. + */ + + hwif->autodma = 1; + hwif->drives[0].autodma = hwif->autodma; + hwif->drives[1].autodma = hwif->autodma; + return; +fallback: + hwif->autodma = 0; + return; +} + +static void __devinit it8212_disable_raid(struct pci_dev *dev) +{ + /* Reset local CPU, and set BIOS not ready */ + pci_write_config_byte(dev, 0x5E, 0x01); + + /* Set to bypass mode, and reset PCI bus */ + pci_write_config_byte(dev, 0x50, 0x00); + pci_write_config_word(dev, PCI_COMMAND, + PCI_COMMAND_PARITY | PCI_COMMAND_IO | + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); + pci_write_config_word(dev, 0x40, 0xA0F3); + + pci_write_config_dword(dev,0x4C, 0x02040204); + pci_write_config_byte(dev, 0x42, 0x36); + pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0); +} + +static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev, const char *name) +{ + u8 conf; + static char *mode[2] = { "pass through", "smart" }; + + /* Force the card into bypass mode if so requested */ + if (it8212_noraid) { + printk(KERN_INFO "it8212: forcing bypass mode.\n"); + it8212_disable_raid(dev); + } + pci_read_config_byte(dev, 0x50, &conf); + printk(KERN_INFO "it821x: controller in %s mode.\n", mode[conf & 1]); + return 0; +} + + +#define DECLARE_ITE_DEV(name_str) \ + { \ + .name = name_str, \ + .init_chipset = init_chipset_it821x, \ + .init_hwif = init_hwif_it821x, \ + .channels = 2, \ + .autodma = AUTODMA, \ + .bootable = ON_BOARD, \ + .fixup = it821x_fixups \ + } + +static ide_pci_device_t it821x_chipsets[] __devinitdata = { + /* 0 */ DECLARE_ITE_DEV("IT8212"), +}; + +/** + * it821x_init_one - pci layer discovery entry + * @dev: PCI device + * @id: ident table entry + * + * Called by the PCI code when it finds an ITE821x controller. + * We then use the IDE PCI generic helper to do most of the work. + */ + +static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_device_id *id) +{ + ide_setup_pci_device(dev, &it821x_chipsets[id->driver_data]); + return 0; +} + +static struct pci_device_id it821x_pci_tbl[] = { + { PCI_VENDOR_ID_ITE, PCI_DEVICE_ID_ITE_8211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_ITE, PCI_DEVICE_ID_ITE_8212, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { 0, }, +}; + +MODULE_DEVICE_TABLE(pci, it821x_pci_tbl); + +static struct pci_driver driver = { + .name = "ITE821x IDE", + .id_table = it821x_pci_tbl, + .probe = it821x_init_one, +}; + +static int __init it821x_ide_init(void) +{ + return ide_pci_register_driver(&driver); +} + +module_init(it821x_ide_init); + +module_param_named(noraid, it8212_noraid, int, S_IRUGO); +MODULE_PARM_DESC(it8212_noraid, "Force card into bypass mode"); + +MODULE_AUTHOR("Alan Cox"); +MODULE_DESCRIPTION("PCI driver module for the ITE 821x"); +MODULE_LICENSE("GPL"); diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index 205a32f..fcd5142 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -195,7 +195,7 @@ static int ns87415_ide_dma_check (ide_drive_t *drive) return __ide_dma_check(drive); } -static void __init init_hwif_ns87415 (ide_hwif_t *hwif) +static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; unsigned int ctrl, using_inta; diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index cf4fd91..7a7c2ef 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -326,7 +326,7 @@ static void opti621_tune_drive (ide_drive_t *drive, u8 pio) /* * init_hwif_opti621() is called once for each hwif found at boot. */ -static void __init init_hwif_opti621 (ide_hwif_t *hwif) +static void __devinit init_hwif_opti621 (ide_hwif_t *hwif) { hwif->autodma = 0; hwif->drives[0].drive_data = PIO_DONT_KNOW; diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 3bc3bf1..10592ce 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -459,7 +459,7 @@ printk("%s: SC1200: resume\n", hwif->name); * This gets invoked by the IDE driver once for each channel, * and performs channel-specific pre-initialization before drive probing. */ -static void __init init_hwif_sc1200 (ide_hwif_t *hwif) +static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif) { if (hwif->mate) hwif->serialized = hwif->mate->serialized = 1; diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index 82a1103..c6f5fa4 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -442,7 +442,7 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha return (dev->irq) ? dev->irq : 0; } -static unsigned int __init ata66_svwks_svwks (ide_hwif_t *hwif) +static unsigned int __devinit ata66_svwks_svwks (ide_hwif_t *hwif) { return 1; } @@ -454,7 +454,7 @@ static unsigned int __init ata66_svwks_svwks (ide_hwif_t *hwif) * Bit 14 clear = primary IDE channel does not have 80-pin cable. * Bit 14 set = primary IDE channel has 80-pin cable. */ -static unsigned int __init ata66_svwks_dell (ide_hwif_t *hwif) +static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; if (dev->subsystem_vendor == PCI_VENDOR_ID_DELL && @@ -472,7 +472,7 @@ static unsigned int __init ata66_svwks_dell (ide_hwif_t *hwif) * * WARNING: this only works on Alpine hardware! */ -static unsigned int __init ata66_svwks_cobalt (ide_hwif_t *hwif) +static unsigned int __devinit ata66_svwks_cobalt (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; if (dev->subsystem_vendor == PCI_VENDOR_ID_SUN && @@ -483,7 +483,7 @@ static unsigned int __init ata66_svwks_cobalt (ide_hwif_t *hwif) return 0; } -static unsigned int __init ata66_svwks (ide_hwif_t *hwif) +static unsigned int __devinit ata66_svwks (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; @@ -573,7 +573,7 @@ static int __devinit init_setup_svwks (struct pci_dev *dev, ide_pci_device_t *d) return ide_setup_pci_device(dev, d); } -static int __init init_setup_csb6 (struct pci_dev *dev, ide_pci_device_t *d) +static int __devinit init_setup_csb6 (struct pci_dev *dev, ide_pci_device_t *d) { if (!(PCI_FUNC(dev->devfn) & 1)) { d->bootable = NEVER_BOARD; diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 1d970a0..ea0806c 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -386,7 +386,7 @@ static unsigned int sl82c105_bridge_revision(struct pci_dev *dev) * channel 0 here at least, but channel 1 has to be enabled by * firmware or arch code. We still set both to 16 bits mode. */ -static unsigned int __init init_chipset_sl82c105(struct pci_dev *dev, const char *msg) +static unsigned int __devinit init_chipset_sl82c105(struct pci_dev *dev, const char *msg) { u32 val; @@ -399,7 +399,7 @@ static unsigned int __init init_chipset_sl82c105(struct pci_dev *dev, const char return dev->irq; } -static void __init init_dma_sl82c105(ide_hwif_t *hwif, unsigned long dma_base) +static void __devinit init_dma_sl82c105(ide_hwif_t *hwif, unsigned long dma_base) { unsigned int rev; u8 dma_state; @@ -431,7 +431,7 @@ static void __init init_dma_sl82c105(ide_hwif_t *hwif, unsigned long dma_base) * Initialise the chip */ -static void __init init_hwif_sl82c105(ide_hwif_t *hwif) +static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; u32 val; diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index 7fbf363..5112c72 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -196,7 +196,7 @@ fast_ata_pio: } #endif /* CONFIG_BLK_DEV_IDEDMA */ -static void __init init_hwif_slc90e66 (ide_hwif_t *hwif) +static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) { u8 reg47 = 0; u8 mask = hwif->channel ? 0x01 : 0x02; /* bit0:Primary */ diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index a1df2bf..f96b568 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -130,7 +130,7 @@ static int triflex_config_drive_xfer_rate(ide_drive_t *drive) return hwif->ide_dma_off_quietly(drive); } -static void __init init_hwif_triflex(ide_hwif_t *hwif) +static void __devinit init_hwif_triflex(ide_hwif_t *hwif) { hwif->tuneproc = &triflex_tune_drive; hwif->speedproc = &triflex_tune_chipset; diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index 069dbff..a4d099c 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -415,7 +415,7 @@ static int via82cxxx_ide_dma_check (ide_drive_t *drive) * and initialize its drive independent registers. */ -static unsigned int __init init_chipset_via82cxxx(struct pci_dev *dev, const char *name) +static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const char *name) { struct pci_dev *isa = NULL; u8 t, v; @@ -576,7 +576,7 @@ static unsigned int __init init_chipset_via82cxxx(struct pci_dev *dev, const cha return 0; } -static void __init init_hwif_via82cxxx(ide_hwif_t *hwif) +static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif) { int i; diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index 569f167..818380b 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -1324,9 +1324,9 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif) /* XXX FIXME: Media bay stuff need re-organizing */ if (np->parent && np->parent->name && strcasecmp(np->parent->name, "media-bay") == 0) { -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PMAC_MEDIABAY media_bay_set_ide_infos(np->parent, pmif->regbase, pmif->irq, hwif->index); -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PMAC_MEDIABAY */ pmif->mediabay = 1; if (!bidp) pmif->aapl_bus_id = 1; @@ -1382,10 +1382,10 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif) hwif->index, model_name[pmif->kind], pmif->aapl_bus_id, pmif->mediabay ? " (mediabay)" : "", hwif->irq); -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PMAC_MEDIABAY if (pmif->mediabay && check_media_bay_by_base(pmif->regbase, MB_CD) == 0) hwif->noprobe = 0; -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PMAC_MEDIABAY */ hwif->sg_max_nents = MAX_DCMDS; diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index e501675..77da827 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -847,7 +847,7 @@ static int __init ide_scan_pcidev(struct pci_dev *dev) d = list_entry(l, struct pci_driver, node); if(d->id_table) { - const struct pci_device_id *id = pci_match_device(d->id_table, dev); + const struct pci_device_id *id = pci_match_id(d->id_table, dev); if(id != NULL) { if(d->probe(dev, id) >= 0) diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c index 36e25ac..b3d3d22 100644 --- a/drivers/ieee1394/ohci1394.c +++ b/drivers/ieee1394/ohci1394.c @@ -3538,8 +3538,8 @@ static void ohci1394_pci_remove(struct pci_dev *pdev) static int ohci1394_pci_resume (struct pci_dev *pdev) { -#ifdef CONFIG_PMAC_PBOOK - { +#ifdef CONFIG_PPC_PMAC + if (_machine == _MACH_Pmac) { struct device_node *of_node; /* Re-enable 1394 */ @@ -3547,7 +3547,7 @@ static int ohci1394_pci_resume (struct pci_dev *pdev) if (of_node) pmac_call_feature (PMAC_FTR_1394_ENABLE, of_node, 0, 1); } -#endif +#endif /* CONFIG_PPC_PMAC */ pci_enable_device(pdev); @@ -3557,8 +3557,8 @@ static int ohci1394_pci_resume (struct pci_dev *pdev) static int ohci1394_pci_suspend (struct pci_dev *pdev, pm_message_t state) { -#ifdef CONFIG_PMAC_PBOOK - { +#ifdef CONFIG_PPC_PMAC + if (_machine == _MACH_Pmac) { struct device_node *of_node; /* Disable 1394 */ diff --git a/drivers/infiniband/core/packer.c b/drivers/infiniband/core/packer.c index 5f15fef..eb5ff54 100644 --- a/drivers/infiniband/core/packer.c +++ b/drivers/infiniband/core/packer.c @@ -96,7 +96,7 @@ void ib_pack(const struct ib_field *desc, else val = 0; - mask = cpu_to_be64(((1ull << desc[i].size_bits) - 1) << shift); + mask = cpu_to_be64((~0ull >> (64 - desc[i].size_bits)) << shift); addr = (__be64 *) ((__be32 *) buf + desc[i].offset_words); *addr = (*addr & ~mask) | (cpu_to_be64(val) & mask); } else { @@ -176,7 +176,7 @@ void ib_unpack(const struct ib_field *desc, __be64 *addr; shift = 64 - desc[i].offset_bits - desc[i].size_bits; - mask = ((1ull << desc[i].size_bits) - 1) << shift; + mask = (~0ull >> (64 - desc[i].size_bits)) << shift; addr = (__be64 *) buf + desc[i].offset_words; val = (be64_to_cpup(addr) & mask) >> shift; value_write(desc[i].struct_offset_bytes, diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 276e1a5..5a08e81 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -507,7 +507,13 @@ retry: spin_unlock_irqrestore(&idr_lock, flags); } - return ret; + /* + * It's not safe to dereference query any more, because the + * send may already have completed and freed the query in + * another context. So use wr.wr_id, which has a copy of the + * query's id. + */ + return ret ? ret : wr.wr_id; } static void ib_sa_path_rec_callback(struct ib_sa_query *sa_query, @@ -598,14 +604,15 @@ int ib_sa_path_rec_get(struct ib_device *device, u8 port_num, rec, query->sa_query.mad->data); *sa_query = &query->sa_query; + ret = send_mad(&query->sa_query, timeout_ms); - if (ret) { + if (ret < 0) { *sa_query = NULL; kfree(query->sa_query.mad); kfree(query); } - return ret ? ret : query->sa_query.id; + return ret; } EXPORT_SYMBOL(ib_sa_path_rec_get); @@ -674,14 +681,15 @@ int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num, rec, query->sa_query.mad->data); *sa_query = &query->sa_query; + ret = send_mad(&query->sa_query, timeout_ms); - if (ret) { + if (ret < 0) { *sa_query = NULL; kfree(query->sa_query.mad); kfree(query); } - return ret ? ret : query->sa_query.id; + return ret; } EXPORT_SYMBOL(ib_sa_mcmember_rec_query); diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c index 085baf3..d58dcbe 100644 --- a/drivers/infiniband/hw/mthca/mthca_av.c +++ b/drivers/infiniband/hw/mthca/mthca_av.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index cd9ed95..1557a52 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -431,6 +431,36 @@ static int mthca_cmd_imm(struct mthca_dev *dev, timeout, status); } +int mthca_cmd_init(struct mthca_dev *dev) +{ + sema_init(&dev->cmd.hcr_sem, 1); + sema_init(&dev->cmd.poll_sem, 1); + dev->cmd.use_events = 0; + + dev->hcr = ioremap(pci_resource_start(dev->pdev, 0) + MTHCA_HCR_BASE, + MTHCA_HCR_SIZE); + if (!dev->hcr) { + mthca_err(dev, "Couldn't map command register."); + return -ENOMEM; + } + + dev->cmd.pool = pci_pool_create("mthca_cmd", dev->pdev, + MTHCA_MAILBOX_SIZE, + MTHCA_MAILBOX_SIZE, 0); + if (!dev->cmd.pool) { + iounmap(dev->hcr); + return -ENOMEM; + } + + return 0; +} + +void mthca_cmd_cleanup(struct mthca_dev *dev) +{ + pci_pool_destroy(dev->cmd.pool); + iounmap(dev->hcr); +} + /* * Switch to using events to issue FW commands (should be called after * event queue to command events has been initialized). @@ -489,6 +519,33 @@ void mthca_cmd_use_polling(struct mthca_dev *dev) up(&dev->cmd.poll_sem); } +struct mthca_mailbox *mthca_alloc_mailbox(struct mthca_dev *dev, + unsigned int gfp_mask) +{ + struct mthca_mailbox *mailbox; + + mailbox = kmalloc(sizeof *mailbox, gfp_mask); + if (!mailbox) + return ERR_PTR(-ENOMEM); + + mailbox->buf = pci_pool_alloc(dev->cmd.pool, gfp_mask, &mailbox->dma); + if (!mailbox->buf) { + kfree(mailbox); + return ERR_PTR(-ENOMEM); + } + + return mailbox; +} + +void mthca_free_mailbox(struct mthca_dev *dev, struct mthca_mailbox *mailbox) +{ + if (!mailbox) + return; + + pci_pool_free(dev->cmd.pool, mailbox->buf, mailbox->dma); + kfree(mailbox); +} + int mthca_SYS_EN(struct mthca_dev *dev, u8 *status) { u64 out; @@ -513,20 +570,20 @@ int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status) static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm, u64 virt, u8 *status) { - u32 *inbox; - dma_addr_t indma; + struct mthca_mailbox *mailbox; struct mthca_icm_iter iter; + __be64 *pages; int lg; int nent = 0; int i; int err = 0; int ts = 0, tc = 0; - inbox = pci_alloc_consistent(dev->pdev, PAGE_SIZE, &indma); - if (!inbox) - return -ENOMEM; - - memset(inbox, 0, PAGE_SIZE); + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + memset(mailbox->buf, 0, MTHCA_MAILBOX_SIZE); + pages = mailbox->buf; for (mthca_icm_first(icm, &iter); !mthca_icm_last(&iter); @@ -546,19 +603,17 @@ static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm, } for (i = 0; i < mthca_icm_size(&iter) / (1 << lg); ++i, ++nent) { if (virt != -1) { - *((__be64 *) (inbox + nent * 4)) = - cpu_to_be64(virt); + pages[nent * 2] = cpu_to_be64(virt); virt += 1 << lg; } - *((__be64 *) (inbox + nent * 4 + 2)) = - cpu_to_be64((mthca_icm_addr(&iter) + - (i << lg)) | (lg - 12)); + pages[nent * 2 + 1] = cpu_to_be64((mthca_icm_addr(&iter) + + (i << lg)) | (lg - 12)); ts += 1 << (lg - 10); ++tc; - if (nent == PAGE_SIZE / 16) { - err = mthca_cmd(dev, indma, nent, 0, op, + if (nent == MTHCA_MAILBOX_SIZE / 16) { + err = mthca_cmd(dev, mailbox->dma, nent, 0, op, CMD_TIME_CLASS_B, status); if (err || *status) goto out; @@ -568,7 +623,7 @@ static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm, } if (nent) - err = mthca_cmd(dev, indma, nent, 0, op, + err = mthca_cmd(dev, mailbox->dma, nent, 0, op, CMD_TIME_CLASS_B, status); switch (op) { @@ -585,7 +640,7 @@ static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm, } out: - pci_free_consistent(dev->pdev, PAGE_SIZE, inbox, indma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -606,8 +661,8 @@ int mthca_RUN_FW(struct mthca_dev *dev, u8 *status) int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status) { + struct mthca_mailbox *mailbox; u32 *outbox; - dma_addr_t outdma; int err = 0; u8 lg; @@ -625,12 +680,12 @@ int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status) #define QUERY_FW_EQ_ARM_BASE_OFFSET 0x40 #define QUERY_FW_EQ_SET_CI_BASE_OFFSET 0x48 - outbox = pci_alloc_consistent(dev->pdev, QUERY_FW_OUT_SIZE, &outdma); - if (!outbox) { - return -ENOMEM; - } + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + outbox = mailbox->buf; - err = mthca_cmd_box(dev, 0, outdma, 0, 0, CMD_QUERY_FW, + err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_FW, CMD_TIME_CLASS_A, status); if (err) @@ -681,15 +736,15 @@ int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status) } out: - pci_free_consistent(dev->pdev, QUERY_FW_OUT_SIZE, outbox, outdma); + mthca_free_mailbox(dev, mailbox); return err; } int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status) { + struct mthca_mailbox *mailbox; u8 info; u32 *outbox; - dma_addr_t outdma; int err = 0; #define ENABLE_LAM_OUT_SIZE 0x100 @@ -700,11 +755,12 @@ int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status) #define ENABLE_LAM_INFO_HIDDEN_FLAG (1 << 4) #define ENABLE_LAM_INFO_ECC_MASK 0x3 - outbox = pci_alloc_consistent(dev->pdev, ENABLE_LAM_OUT_SIZE, &outdma); - if (!outbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + outbox = mailbox->buf; - err = mthca_cmd_box(dev, 0, outdma, 0, 0, CMD_ENABLE_LAM, + err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_ENABLE_LAM, CMD_TIME_CLASS_C, status); if (err) @@ -733,7 +789,7 @@ int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status) (unsigned long long) dev->ddr_end); out: - pci_free_consistent(dev->pdev, ENABLE_LAM_OUT_SIZE, outbox, outdma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -744,9 +800,9 @@ int mthca_DISABLE_LAM(struct mthca_dev *dev, u8 *status) int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status) { + struct mthca_mailbox *mailbox; u8 info; u32 *outbox; - dma_addr_t outdma; int err = 0; #define QUERY_DDR_OUT_SIZE 0x100 @@ -757,11 +813,12 @@ int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status) #define QUERY_DDR_INFO_HIDDEN_FLAG (1 << 4) #define QUERY_DDR_INFO_ECC_MASK 0x3 - outbox = pci_alloc_consistent(dev->pdev, QUERY_DDR_OUT_SIZE, &outdma); - if (!outbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + outbox = mailbox->buf; - err = mthca_cmd_box(dev, 0, outdma, 0, 0, CMD_QUERY_DDR, + err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_DDR, CMD_TIME_CLASS_A, status); if (err) @@ -787,15 +844,15 @@ int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status) (unsigned long long) dev->ddr_end); out: - pci_free_consistent(dev->pdev, QUERY_DDR_OUT_SIZE, outbox, outdma); + mthca_free_mailbox(dev, mailbox); return err; } int mthca_QUERY_DEV_LIM(struct mthca_dev *dev, struct mthca_dev_lim *dev_lim, u8 *status) { + struct mthca_mailbox *mailbox; u32 *outbox; - dma_addr_t outdma; u8 field; u16 size; int err; @@ -860,11 +917,12 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev, #define QUERY_DEV_LIM_LAMR_OFFSET 0x9f #define QUERY_DEV_LIM_MAX_ICM_SZ_OFFSET 0xa0 - outbox = pci_alloc_consistent(dev->pdev, QUERY_DEV_LIM_OUT_SIZE, &outdma); - if (!outbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + outbox = mailbox->buf; - err = mthca_cmd_box(dev, 0, outdma, 0, 0, CMD_QUERY_DEV_LIM, + err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_DEV_LIM, CMD_TIME_CLASS_A, status); if (err) @@ -1020,15 +1078,15 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev, } out: - pci_free_consistent(dev->pdev, QUERY_DEV_LIM_OUT_SIZE, outbox, outdma); + mthca_free_mailbox(dev, mailbox); return err; } int mthca_QUERY_ADAPTER(struct mthca_dev *dev, struct mthca_adapter *adapter, u8 *status) { + struct mthca_mailbox *mailbox; u32 *outbox; - dma_addr_t outdma; int err; #define QUERY_ADAPTER_OUT_SIZE 0x100 @@ -1037,23 +1095,24 @@ int mthca_QUERY_ADAPTER(struct mthca_dev *dev, #define QUERY_ADAPTER_REVISION_ID_OFFSET 0x08 #define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10 - outbox = pci_alloc_consistent(dev->pdev, QUERY_ADAPTER_OUT_SIZE, &outdma); - if (!outbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + outbox = mailbox->buf; - err = mthca_cmd_box(dev, 0, outdma, 0, 0, CMD_QUERY_ADAPTER, + err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_ADAPTER, CMD_TIME_CLASS_A, status); if (err) goto out; - MTHCA_GET(adapter->vendor_id, outbox, QUERY_ADAPTER_VENDOR_ID_OFFSET); - MTHCA_GET(adapter->device_id, outbox, QUERY_ADAPTER_DEVICE_ID_OFFSET); + MTHCA_GET(adapter->vendor_id, outbox, QUERY_ADAPTER_VENDOR_ID_OFFSET); + MTHCA_GET(adapter->device_id, outbox, QUERY_ADAPTER_DEVICE_ID_OFFSET); MTHCA_GET(adapter->revision_id, outbox, QUERY_ADAPTER_REVISION_ID_OFFSET); - MTHCA_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET); + MTHCA_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET); out: - pci_free_consistent(dev->pdev, QUERY_DEV_LIM_OUT_SIZE, outbox, outdma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -1061,8 +1120,8 @@ int mthca_INIT_HCA(struct mthca_dev *dev, struct mthca_init_hca_param *param, u8 *status) { + struct mthca_mailbox *mailbox; u32 *inbox; - dma_addr_t indma; int err; #define INIT_HCA_IN_SIZE 0x200 @@ -1102,9 +1161,10 @@ int mthca_INIT_HCA(struct mthca_dev *dev, #define INIT_HCA_UAR_SCATCH_BASE_OFFSET (INIT_HCA_UAR_OFFSET + 0x10) #define INIT_HCA_UAR_CTX_BASE_OFFSET (INIT_HCA_UAR_OFFSET + 0x18) - inbox = pci_alloc_consistent(dev->pdev, INIT_HCA_IN_SIZE, &indma); - if (!inbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + inbox = mailbox->buf; memset(inbox, 0, INIT_HCA_IN_SIZE); @@ -1167,10 +1227,9 @@ int mthca_INIT_HCA(struct mthca_dev *dev, MTHCA_PUT(inbox, param->uarc_base, INIT_HCA_UAR_CTX_BASE_OFFSET); } - err = mthca_cmd(dev, indma, 0, 0, CMD_INIT_HCA, - HZ, status); + err = mthca_cmd(dev, mailbox->dma, 0, 0, CMD_INIT_HCA, HZ, status); - pci_free_consistent(dev->pdev, INIT_HCA_IN_SIZE, inbox, indma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -1178,8 +1237,8 @@ int mthca_INIT_IB(struct mthca_dev *dev, struct mthca_init_ib_param *param, int port, u8 *status) { + struct mthca_mailbox *mailbox; u32 *inbox; - dma_addr_t indma; int err; u32 flags; @@ -1199,9 +1258,10 @@ int mthca_INIT_IB(struct mthca_dev *dev, #define INIT_IB_NODE_GUID_OFFSET 0x18 #define INIT_IB_SI_GUID_OFFSET 0x20 - inbox = pci_alloc_consistent(dev->pdev, INIT_IB_IN_SIZE, &indma); - if (!inbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + inbox = mailbox->buf; memset(inbox, 0, INIT_IB_IN_SIZE); @@ -1221,10 +1281,10 @@ int mthca_INIT_IB(struct mthca_dev *dev, MTHCA_PUT(inbox, param->node_guid, INIT_IB_NODE_GUID_OFFSET); MTHCA_PUT(inbox, param->si_guid, INIT_IB_SI_GUID_OFFSET); - err = mthca_cmd(dev, indma, port, 0, CMD_INIT_IB, + err = mthca_cmd(dev, mailbox->dma, port, 0, CMD_INIT_IB, CMD_TIME_CLASS_A, status); - pci_free_consistent(dev->pdev, INIT_HCA_IN_SIZE, inbox, indma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -1241,8 +1301,8 @@ int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic, u8 *status) int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param, int port, u8 *status) { + struct mthca_mailbox *mailbox; u32 *inbox; - dma_addr_t indma; int err; u32 flags = 0; @@ -1253,9 +1313,10 @@ int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param, #define SET_IB_CAP_MASK_OFFSET 0x04 #define SET_IB_SI_GUID_OFFSET 0x08 - inbox = pci_alloc_consistent(dev->pdev, SET_IB_IN_SIZE, &indma); - if (!inbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + inbox = mailbox->buf; memset(inbox, 0, SET_IB_IN_SIZE); @@ -1266,10 +1327,10 @@ int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param, MTHCA_PUT(inbox, param->cap_mask, SET_IB_CAP_MASK_OFFSET); MTHCA_PUT(inbox, param->si_guid, SET_IB_SI_GUID_OFFSET); - err = mthca_cmd(dev, indma, port, 0, CMD_SET_IB, + err = mthca_cmd(dev, mailbox->dma, port, 0, CMD_SET_IB, CMD_TIME_CLASS_B, status); - pci_free_consistent(dev->pdev, INIT_HCA_IN_SIZE, inbox, indma); + mthca_free_mailbox(dev, mailbox); return err; } @@ -1280,20 +1341,22 @@ int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt, u8 *st int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt, u8 *status) { + struct mthca_mailbox *mailbox; u64 *inbox; - dma_addr_t indma; int err; - inbox = pci_alloc_consistent(dev->pdev, 16, &indma); - if (!inbox) - return -ENOMEM; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + inbox = mailbox->buf; inbox[0] = cpu_to_be64(virt); inbox[1] = cpu_to_be64(dma_addr); - err = mthca_cmd(dev, indma, 1, 0, CMD_MAP_ICM, CMD_TIME_CLASS_B, status); + err = mthca_cmd(dev, mailbox->dma, 1, 0, CMD_MAP_ICM, + CMD_TIME_CLASS_B, status); - pci_free_consistent(dev->pdev, 16, inbox, indma); + mthca_free_mailbox(dev, mailbox); if (!err) mthca_dbg(dev, "Mapped page at %llx to %llx for ICM.\n", @@ -1338,69 +1401,26 @@ int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages, return 0; } -int mthca_SW2HW_MPT(struct mthca_dev *dev, void *mpt_entry, +int mthca_SW2HW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int mpt_index, u8 *status) { - dma_addr_t indma; - int err; - - indma = pci_map_single(dev->pdev, mpt_entry, - MTHCA_MPT_ENTRY_SIZE, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd(dev, indma, mpt_index, 0, CMD_SW2HW_MPT, - CMD_TIME_CLASS_B, status); - - pci_unmap_single(dev->pdev, indma, - MTHCA_MPT_ENTRY_SIZE, PCI_DMA_TODEVICE); - return err; + return mthca_cmd(dev, mailbox->dma, mpt_index, 0, CMD_SW2HW_MPT, + CMD_TIME_CLASS_B, status); } -int mthca_HW2SW_MPT(struct mthca_dev *dev, void *mpt_entry, +int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int mpt_index, u8 *status) { - dma_addr_t outdma = 0; - int err; - - if (mpt_entry) { - outdma = pci_map_single(dev->pdev, mpt_entry, - MTHCA_MPT_ENTRY_SIZE, - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(outdma)) - return -ENOMEM; - } - - err = mthca_cmd_box(dev, 0, outdma, mpt_index, !mpt_entry, - CMD_HW2SW_MPT, - CMD_TIME_CLASS_B, status); - - if (mpt_entry) - pci_unmap_single(dev->pdev, outdma, - MTHCA_MPT_ENTRY_SIZE, - PCI_DMA_FROMDEVICE); - return err; + return mthca_cmd_box(dev, 0, mailbox ? mailbox->dma : 0, mpt_index, + !mailbox, CMD_HW2SW_MPT, + CMD_TIME_CLASS_B, status); } -int mthca_WRITE_MTT(struct mthca_dev *dev, u64 *mtt_entry, +int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int num_mtt, u8 *status) { - dma_addr_t indma; - int err; - - indma = pci_map_single(dev->pdev, mtt_entry, - (num_mtt + 2) * 8, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd(dev, indma, num_mtt, 0, CMD_WRITE_MTT, - CMD_TIME_CLASS_B, status); - - pci_unmap_single(dev->pdev, indma, - (num_mtt + 2) * 8, PCI_DMA_TODEVICE); - return err; + return mthca_cmd(dev, mailbox->dma, num_mtt, 0, CMD_WRITE_MTT, + CMD_TIME_CLASS_B, status); } int mthca_SYNC_TPT(struct mthca_dev *dev, u8 *status) @@ -1418,92 +1438,38 @@ int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap, 0, CMD_MAP_EQ, CMD_TIME_CLASS_B, status); } -int mthca_SW2HW_EQ(struct mthca_dev *dev, void *eq_context, +int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int eq_num, u8 *status) { - dma_addr_t indma; - int err; - - indma = pci_map_single(dev->pdev, eq_context, - MTHCA_EQ_CONTEXT_SIZE, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd(dev, indma, eq_num, 0, CMD_SW2HW_EQ, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, indma, - MTHCA_EQ_CONTEXT_SIZE, PCI_DMA_TODEVICE); - return err; + return mthca_cmd(dev, mailbox->dma, eq_num, 0, CMD_SW2HW_EQ, + CMD_TIME_CLASS_A, status); } -int mthca_HW2SW_EQ(struct mthca_dev *dev, void *eq_context, +int mthca_HW2SW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int eq_num, u8 *status) { - dma_addr_t outdma = 0; - int err; - - outdma = pci_map_single(dev->pdev, eq_context, - MTHCA_EQ_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(outdma)) - return -ENOMEM; - - err = mthca_cmd_box(dev, 0, outdma, eq_num, 0, - CMD_HW2SW_EQ, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, outdma, - MTHCA_EQ_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - return err; + return mthca_cmd_box(dev, 0, mailbox->dma, eq_num, 0, + CMD_HW2SW_EQ, + CMD_TIME_CLASS_A, status); } -int mthca_SW2HW_CQ(struct mthca_dev *dev, void *cq_context, +int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status) { - dma_addr_t indma; - int err; - - indma = pci_map_single(dev->pdev, cq_context, - MTHCA_CQ_CONTEXT_SIZE, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd(dev, indma, cq_num, 0, CMD_SW2HW_CQ, + return mthca_cmd(dev, mailbox->dma, cq_num, 0, CMD_SW2HW_CQ, CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, indma, - MTHCA_CQ_CONTEXT_SIZE, PCI_DMA_TODEVICE); - return err; } -int mthca_HW2SW_CQ(struct mthca_dev *dev, void *cq_context, +int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status) { - dma_addr_t outdma = 0; - int err; - - outdma = pci_map_single(dev->pdev, cq_context, - MTHCA_CQ_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(outdma)) - return -ENOMEM; - - err = mthca_cmd_box(dev, 0, outdma, cq_num, 0, - CMD_HW2SW_CQ, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, outdma, - MTHCA_CQ_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - return err; + return mthca_cmd_box(dev, 0, mailbox->dma, cq_num, 0, + CMD_HW2SW_CQ, + CMD_TIME_CLASS_A, status); } int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, - int is_ee, void *qp_context, u32 optmask, + int is_ee, struct mthca_mailbox *mailbox, u32 optmask, u8 *status) { static const u16 op[] = { @@ -1520,36 +1486,34 @@ int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, [MTHCA_TRANS_ANY2RST] = CMD_ERR2RST_QPEE }; u8 op_mod = 0; - - dma_addr_t indma; + int my_mailbox = 0; int err; if (trans < 0 || trans >= ARRAY_SIZE(op)) return -EINVAL; if (trans == MTHCA_TRANS_ANY2RST) { - indma = 0; op_mod = 3; /* don't write outbox, any->reset */ /* For debugging */ - qp_context = pci_alloc_consistent(dev->pdev, MTHCA_QP_CONTEXT_SIZE, - &indma); - op_mod = 2; /* write outbox, any->reset */ + if (!mailbox) { + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (!IS_ERR(mailbox)) { + my_mailbox = 1; + op_mod = 2; /* write outbox, any->reset */ + } else + mailbox = NULL; + } } else { - indma = pci_map_single(dev->pdev, qp_context, - MTHCA_QP_CONTEXT_SIZE, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - if (0) { int i; mthca_dbg(dev, "Dumping QP context:\n"); - printk(" opt param mask: %08x\n", be32_to_cpup(qp_context)); + printk(" opt param mask: %08x\n", be32_to_cpup(mailbox->buf)); for (i = 0; i < 0x100 / 4; ++i) { if (i % 8 == 0) printk(" [%02x] ", i * 4); - printk(" %08x", be32_to_cpu(((u32 *) qp_context)[i + 2])); + printk(" %08x", + be32_to_cpu(((u32 *) mailbox->buf)[i + 2])); if ((i + 1) % 8 == 0) printk("\n"); } @@ -1557,55 +1521,39 @@ int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, } if (trans == MTHCA_TRANS_ANY2RST) { - err = mthca_cmd_box(dev, 0, indma, (!!is_ee << 24) | num, - op_mod, op[trans], CMD_TIME_CLASS_C, status); + err = mthca_cmd_box(dev, 0, mailbox ? mailbox->dma : 0, + (!!is_ee << 24) | num, op_mod, + op[trans], CMD_TIME_CLASS_C, status); - if (0) { + if (0 && mailbox) { int i; mthca_dbg(dev, "Dumping QP context:\n"); - printk(" %08x\n", be32_to_cpup(qp_context)); + printk(" %08x\n", be32_to_cpup(mailbox->buf)); for (i = 0; i < 0x100 / 4; ++i) { if (i % 8 == 0) printk("[%02x] ", i * 4); - printk(" %08x", be32_to_cpu(((u32 *) qp_context)[i + 2])); + printk(" %08x", + be32_to_cpu(((u32 *) mailbox->buf)[i + 2])); if ((i + 1) % 8 == 0) printk("\n"); } } } else - err = mthca_cmd(dev, indma, (!!is_ee << 24) | num, + err = mthca_cmd(dev, mailbox->dma, (!!is_ee << 24) | num, op_mod, op[trans], CMD_TIME_CLASS_C, status); - if (trans != MTHCA_TRANS_ANY2RST) - pci_unmap_single(dev->pdev, indma, - MTHCA_QP_CONTEXT_SIZE, PCI_DMA_TODEVICE); - else - pci_free_consistent(dev->pdev, MTHCA_QP_CONTEXT_SIZE, - qp_context, indma); + if (my_mailbox) + mthca_free_mailbox(dev, mailbox); + return err; } int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee, - void *qp_context, u8 *status) + struct mthca_mailbox *mailbox, u8 *status) { - dma_addr_t outdma = 0; - int err; - - outdma = pci_map_single(dev->pdev, qp_context, - MTHCA_QP_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(outdma)) - return -ENOMEM; - - err = mthca_cmd_box(dev, 0, outdma, (!!is_ee << 24) | num, 0, - CMD_QUERY_QPEE, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, outdma, - MTHCA_QP_CONTEXT_SIZE, - PCI_DMA_FROMDEVICE); - return err; + return mthca_cmd_box(dev, 0, mailbox->dma, (!!is_ee << 24) | num, 0, + CMD_QUERY_QPEE, CMD_TIME_CLASS_A, status); } int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn, @@ -1635,11 +1583,11 @@ int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn, } int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, - int port, struct ib_wc* in_wc, struct ib_grh* in_grh, + int port, struct ib_wc *in_wc, struct ib_grh *in_grh, void *in_mad, void *response_mad, u8 *status) { - void *box; - dma_addr_t dma; + struct mthca_mailbox *inmailbox, *outmailbox; + void *inbox; int err; u32 in_modifier = port; u8 op_modifier = 0; @@ -1653,11 +1601,18 @@ int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, #define MAD_IFC_PKEY_OFFSET 0x10e #define MAD_IFC_GRH_OFFSET 0x140 - box = pci_alloc_consistent(dev->pdev, MAD_IFC_BOX_SIZE, &dma); - if (!box) - return -ENOMEM; + inmailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(inmailbox)) + return PTR_ERR(inmailbox); + inbox = inmailbox->buf; - memcpy(box, in_mad, 256); + outmailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(outmailbox)) { + mthca_free_mailbox(dev, inmailbox); + return PTR_ERR(outmailbox); + } + + memcpy(inbox, in_mad, 256); /* * Key check traps can't be generated unless we have in_wc to @@ -1671,97 +1626,65 @@ int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, if (in_wc) { u8 val; - memset(box + 256, 0, 256); + memset(inbox + 256, 0, 256); - MTHCA_PUT(box, in_wc->qp_num, MAD_IFC_MY_QPN_OFFSET); - MTHCA_PUT(box, in_wc->src_qp, MAD_IFC_RQPN_OFFSET); + MTHCA_PUT(inbox, in_wc->qp_num, MAD_IFC_MY_QPN_OFFSET); + MTHCA_PUT(inbox, in_wc->src_qp, MAD_IFC_RQPN_OFFSET); val = in_wc->sl << 4; - MTHCA_PUT(box, val, MAD_IFC_SL_OFFSET); + MTHCA_PUT(inbox, val, MAD_IFC_SL_OFFSET); val = in_wc->dlid_path_bits | (in_wc->wc_flags & IB_WC_GRH ? 0x80 : 0); - MTHCA_PUT(box, val, MAD_IFC_GRH_OFFSET); + MTHCA_PUT(inbox, val, MAD_IFC_GRH_OFFSET); - MTHCA_PUT(box, in_wc->slid, MAD_IFC_RLID_OFFSET); - MTHCA_PUT(box, in_wc->pkey_index, MAD_IFC_PKEY_OFFSET); + MTHCA_PUT(inbox, in_wc->slid, MAD_IFC_RLID_OFFSET); + MTHCA_PUT(inbox, in_wc->pkey_index, MAD_IFC_PKEY_OFFSET); if (in_grh) - memcpy((u8 *) box + MAD_IFC_GRH_OFFSET, in_grh, 40); + memcpy(inbox + MAD_IFC_GRH_OFFSET, in_grh, 40); op_modifier |= 0x10; in_modifier |= in_wc->slid << 16; } - err = mthca_cmd_box(dev, dma, dma + 512, in_modifier, op_modifier, + err = mthca_cmd_box(dev, inmailbox->dma, outmailbox->dma, + in_modifier, op_modifier, CMD_MAD_IFC, CMD_TIME_CLASS_C, status); if (!err && !*status) - memcpy(response_mad, box + 512, 256); + memcpy(response_mad, outmailbox->buf, 256); - pci_free_consistent(dev->pdev, MAD_IFC_BOX_SIZE, box, dma); + mthca_free_mailbox(dev, inmailbox); + mthca_free_mailbox(dev, outmailbox); return err; } -int mthca_READ_MGM(struct mthca_dev *dev, int index, void *mgm, - u8 *status) +int mthca_READ_MGM(struct mthca_dev *dev, int index, + struct mthca_mailbox *mailbox, u8 *status) { - dma_addr_t outdma = 0; - int err; - - outdma = pci_map_single(dev->pdev, mgm, - MTHCA_MGM_ENTRY_SIZE, - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(outdma)) - return -ENOMEM; - - err = mthca_cmd_box(dev, 0, outdma, index, 0, - CMD_READ_MGM, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, outdma, - MTHCA_MGM_ENTRY_SIZE, - PCI_DMA_FROMDEVICE); - return err; + return mthca_cmd_box(dev, 0, mailbox->dma, index, 0, + CMD_READ_MGM, CMD_TIME_CLASS_A, status); } -int mthca_WRITE_MGM(struct mthca_dev *dev, int index, void *mgm, - u8 *status) +int mthca_WRITE_MGM(struct mthca_dev *dev, int index, + struct mthca_mailbox *mailbox, u8 *status) { - dma_addr_t indma; - int err; - - indma = pci_map_single(dev->pdev, mgm, - MTHCA_MGM_ENTRY_SIZE, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd(dev, indma, index, 0, CMD_WRITE_MGM, - CMD_TIME_CLASS_A, status); - - pci_unmap_single(dev->pdev, indma, - MTHCA_MGM_ENTRY_SIZE, PCI_DMA_TODEVICE); - return err; + return mthca_cmd(dev, mailbox->dma, index, 0, CMD_WRITE_MGM, + CMD_TIME_CLASS_A, status); } -int mthca_MGID_HASH(struct mthca_dev *dev, void *gid, u16 *hash, - u8 *status) +int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + u16 *hash, u8 *status) { - dma_addr_t indma; u64 imm; int err; - indma = pci_map_single(dev->pdev, gid, 16, PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(indma)) - return -ENOMEM; - - err = mthca_cmd_imm(dev, indma, &imm, 0, 0, CMD_MGID_HASH, + err = mthca_cmd_imm(dev, mailbox->dma, &imm, 0, 0, CMD_MGID_HASH, CMD_TIME_CLASS_A, status); - *hash = imm; - pci_unmap_single(dev->pdev, indma, 16, PCI_DMA_TODEVICE); + *hash = imm; return err; } diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.h b/drivers/infiniband/hw/mthca/mthca_cmd.h index adf039b..ed517f1 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.h +++ b/drivers/infiniband/hw/mthca/mthca_cmd.h @@ -37,8 +37,7 @@ #include <ib_verbs.h> -#define MTHCA_CMD_MAILBOX_ALIGN 16UL -#define MTHCA_CMD_MAILBOX_EXTRA (MTHCA_CMD_MAILBOX_ALIGN - 1) +#define MTHCA_MAILBOX_SIZE 4096 enum { /* command completed successfully: */ @@ -112,6 +111,11 @@ enum { DEV_LIM_FLAG_UD_MULTI = 1 << 21, }; +struct mthca_mailbox { + dma_addr_t dma; + void *buf; +}; + struct mthca_dev_lim { int max_srq_sz; int max_qp_sz; @@ -235,11 +239,17 @@ struct mthca_set_ib_param { u32 cap_mask; }; +int mthca_cmd_init(struct mthca_dev *dev); +void mthca_cmd_cleanup(struct mthca_dev *dev); int mthca_cmd_use_events(struct mthca_dev *dev); void mthca_cmd_use_polling(struct mthca_dev *dev); void mthca_cmd_event(struct mthca_dev *dev, u16 token, u8 status, u64 out_param); +struct mthca_mailbox *mthca_alloc_mailbox(struct mthca_dev *dev, + unsigned int gfp_mask); +void mthca_free_mailbox(struct mthca_dev *dev, struct mthca_mailbox *mailbox); + int mthca_SYS_EN(struct mthca_dev *dev, u8 *status); int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status); int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status); @@ -270,41 +280,39 @@ int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status); int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev, u8 *status); int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages, u8 *status); -int mthca_SW2HW_MPT(struct mthca_dev *dev, void *mpt_entry, +int mthca_SW2HW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int mpt_index, u8 *status); -int mthca_HW2SW_MPT(struct mthca_dev *dev, void *mpt_entry, +int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int mpt_index, u8 *status); -int mthca_WRITE_MTT(struct mthca_dev *dev, u64 *mtt_entry, +int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int num_mtt, u8 *status); int mthca_SYNC_TPT(struct mthca_dev *dev, u8 *status); int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap, int eq_num, u8 *status); -int mthca_SW2HW_EQ(struct mthca_dev *dev, void *eq_context, +int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int eq_num, u8 *status); -int mthca_HW2SW_EQ(struct mthca_dev *dev, void *eq_context, +int mthca_HW2SW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int eq_num, u8 *status); -int mthca_SW2HW_CQ(struct mthca_dev *dev, void *cq_context, +int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status); -int mthca_HW2SW_CQ(struct mthca_dev *dev, void *cq_context, +int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status); int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, - int is_ee, void *qp_context, u32 optmask, + int is_ee, struct mthca_mailbox *mailbox, u32 optmask, u8 *status); int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee, - void *qp_context, u8 *status); + struct mthca_mailbox *mailbox, u8 *status); int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn, u8 *status); int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey, - int port, struct ib_wc* in_wc, struct ib_grh* in_grh, + int port, struct ib_wc *in_wc, struct ib_grh *in_grh, void *in_mad, void *response_mad, u8 *status); -int mthca_READ_MGM(struct mthca_dev *dev, int index, void *mgm, - u8 *status); -int mthca_WRITE_MGM(struct mthca_dev *dev, int index, void *mgm, - u8 *status); -int mthca_MGID_HASH(struct mthca_dev *dev, void *gid, u16 *hash, - u8 *status); +int mthca_READ_MGM(struct mthca_dev *dev, int index, + struct mthca_mailbox *mailbox, u8 *status); +int mthca_WRITE_MGM(struct mthca_dev *dev, int index, + struct mthca_mailbox *mailbox, u8 *status); +int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + u16 *hash, u8 *status); int mthca_NOP(struct mthca_dev *dev, u8 *status); -#define MAILBOX_ALIGN(x) ((void *) ALIGN((unsigned long) (x), MTHCA_CMD_MAILBOX_ALIGN)) - #endif /* MTHCA_CMD_H */ diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c index 2bf347b..766e9031 100644 --- a/drivers/infiniband/hw/mthca/mthca_cq.c +++ b/drivers/infiniband/hw/mthca/mthca_cq.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -171,6 +172,17 @@ static inline void set_cqe_hw(struct mthca_cqe *cqe) cqe->owner = MTHCA_CQ_ENTRY_OWNER_HW; } +static void dump_cqe(struct mthca_dev *dev, void *cqe_ptr) +{ + __be32 *cqe = cqe_ptr; + + (void) cqe; /* avoid warning if mthca_dbg compiled away... */ + mthca_dbg(dev, "CQE contents %08x %08x %08x %08x %08x %08x %08x %08x\n", + be32_to_cpu(cqe[0]), be32_to_cpu(cqe[1]), be32_to_cpu(cqe[2]), + be32_to_cpu(cqe[3]), be32_to_cpu(cqe[4]), be32_to_cpu(cqe[5]), + be32_to_cpu(cqe[6]), be32_to_cpu(cqe[7])); +} + /* * incr is ignored in native Arbel (mem-free) mode, so cq->cons_index * should be correct before calling update_cons_index(). @@ -280,16 +292,12 @@ static int handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq, int dbd; u32 new_wqe; - if (1 && cqe->syndrome != SYNDROME_WR_FLUSH_ERR) { - int j; - - mthca_dbg(dev, "%x/%d: error CQE -> QPN %06x, WQE @ %08x\n", - cq->cqn, cq->cons_index, be32_to_cpu(cqe->my_qpn), - be32_to_cpu(cqe->wqe)); - - for (j = 0; j < 8; ++j) - printk(KERN_DEBUG " [%2x] %08x\n", - j * 4, be32_to_cpu(((u32 *) cqe)[j])); + if (cqe->syndrome == SYNDROME_LOCAL_QP_OP_ERR) { + mthca_dbg(dev, "local QP operation err " + "(QPN %06x, WQE @ %08x, CQN %06x, index %d)\n", + be32_to_cpu(cqe->my_qpn), be32_to_cpu(cqe->wqe), + cq->cqn, cq->cons_index); + dump_cqe(dev, cqe); } /* @@ -377,15 +385,6 @@ static int handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq, return 0; } -static void dump_cqe(struct mthca_cqe *cqe) -{ - int j; - - for (j = 0; j < 8; ++j) - printk(KERN_DEBUG " [%2x] %08x\n", - j * 4, be32_to_cpu(((u32 *) cqe)[j])); -} - static inline int mthca_poll_one(struct mthca_dev *dev, struct mthca_cq *cq, struct mthca_qp **cur_qp, @@ -414,8 +413,7 @@ static inline int mthca_poll_one(struct mthca_dev *dev, mthca_dbg(dev, "%x/%d: CQE -> QPN %06x, WQE @ %08x\n", cq->cqn, cq->cons_index, be32_to_cpu(cqe->my_qpn), be32_to_cpu(cqe->wqe)); - - dump_cqe(cqe); + dump_cqe(dev, cqe); } is_error = (cqe->opcode & MTHCA_ERROR_CQE_OPCODE_MASK) == @@ -638,19 +636,19 @@ static void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq *cq) int size; if (cq->is_direct) - pci_free_consistent(dev->pdev, - (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE, - cq->queue.direct.buf, - pci_unmap_addr(&cq->queue.direct, - mapping)); + dma_free_coherent(&dev->pdev->dev, + (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE, + cq->queue.direct.buf, + pci_unmap_addr(&cq->queue.direct, + mapping)); else { size = (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE; for (i = 0; i < (size + PAGE_SIZE - 1) / PAGE_SIZE; ++i) if (cq->queue.page_list[i].buf) - pci_free_consistent(dev->pdev, PAGE_SIZE, - cq->queue.page_list[i].buf, - pci_unmap_addr(&cq->queue.page_list[i], - mapping)); + dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, + cq->queue.page_list[i].buf, + pci_unmap_addr(&cq->queue.page_list[i], + mapping)); kfree(cq->queue.page_list); } @@ -670,8 +668,8 @@ static int mthca_alloc_cq_buf(struct mthca_dev *dev, int size, npages = 1; shift = get_order(size) + PAGE_SHIFT; - cq->queue.direct.buf = pci_alloc_consistent(dev->pdev, - size, &t); + cq->queue.direct.buf = dma_alloc_coherent(&dev->pdev->dev, + size, &t, GFP_KERNEL); if (!cq->queue.direct.buf) return -ENOMEM; @@ -709,7 +707,8 @@ static int mthca_alloc_cq_buf(struct mthca_dev *dev, int size, for (i = 0; i < npages; ++i) { cq->queue.page_list[i].buf = - pci_alloc_consistent(dev->pdev, PAGE_SIZE, &t); + dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, + &t, GFP_KERNEL); if (!cq->queue.page_list[i].buf) goto err_free; @@ -746,7 +745,7 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, struct mthca_cq *cq) { int size = nent * MTHCA_CQ_ENTRY_SIZE; - void *mailbox = NULL; + struct mthca_mailbox *mailbox; struct mthca_cq_context *cq_context; int err = -ENOMEM; u8 status; @@ -780,12 +779,11 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, goto err_out_ci; } - mailbox = kmalloc(sizeof (struct mthca_cq_context) + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) - goto err_out_mailbox; + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + goto err_out_arm; - cq_context = MAILBOX_ALIGN(mailbox); + cq_context = mailbox->buf; err = mthca_alloc_cq_buf(dev, size, cq); if (err) @@ -816,7 +814,7 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, cq_context->state_db = cpu_to_be32(cq->arm_db_index); } - err = mthca_SW2HW_CQ(dev, cq_context, cq->cqn, &status); + err = mthca_SW2HW_CQ(dev, mailbox, cq->cqn, &status); if (err) { mthca_warn(dev, "SW2HW_CQ failed (%d)\n", err); goto err_out_free_mr; @@ -840,7 +838,7 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, cq->cons_index = 0; - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return 0; @@ -849,8 +847,9 @@ err_out_free_mr: mthca_free_cq_buf(dev, cq); err_out_mailbox: - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); +err_out_arm: if (mthca_is_memfree(dev)) mthca_free_db(dev, MTHCA_DB_TYPE_CQ_ARM, cq->arm_db_index); @@ -870,28 +869,26 @@ err_out: void mthca_free_cq(struct mthca_dev *dev, struct mthca_cq *cq) { - void *mailbox; + struct mthca_mailbox *mailbox; int err; u8 status; might_sleep(); - mailbox = kmalloc(sizeof (struct mthca_cq_context) + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) { + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) { mthca_warn(dev, "No memory for mailbox to free CQ.\n"); return; } - err = mthca_HW2SW_CQ(dev, MAILBOX_ALIGN(mailbox), cq->cqn, &status); + err = mthca_HW2SW_CQ(dev, mailbox, cq->cqn, &status); if (err) mthca_warn(dev, "HW2SW_CQ failed (%d)\n", err); else if (status) - mthca_warn(dev, "HW2SW_CQ returned status 0x%02x\n", - status); + mthca_warn(dev, "HW2SW_CQ returned status 0x%02x\n", status); if (0) { - u32 *ctx = MAILBOX_ALIGN(mailbox); + u32 *ctx = mailbox->buf; int j; printk(KERN_ERR "context for CQN %x (cons index %x, next sw %d)\n", @@ -919,11 +916,11 @@ void mthca_free_cq(struct mthca_dev *dev, if (mthca_is_memfree(dev)) { mthca_free_db(dev, MTHCA_DB_TYPE_CQ_ARM, cq->arm_db_index); mthca_free_db(dev, MTHCA_DB_TYPE_CQ_SET_CI, cq->set_ci_db_index); - mthca_table_put(dev, dev->cq_table.table, cq->cqn); } + mthca_table_put(dev, dev->cq_table.table, cq->cqn); mthca_free(&dev->cq_table.alloc, cq->cqn); - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); } int __devinit mthca_init_cq_table(struct mthca_dev *dev) diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h index e3d79e2..4127f09 100644 --- a/drivers/infiniband/hw/mthca/mthca_dev.h +++ b/drivers/infiniband/hw/mthca/mthca_dev.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -46,8 +47,8 @@ #define DRV_NAME "ib_mthca" #define PFX DRV_NAME ": " -#define DRV_VERSION "0.06-pre" -#define DRV_RELDATE "November 8, 2004" +#define DRV_VERSION "0.06" +#define DRV_RELDATE "June 23, 2005" enum { MTHCA_FLAG_DDR_HIDDEN = 1 << 1, @@ -98,6 +99,7 @@ enum { }; struct mthca_cmd { + struct pci_pool *pool; int use_events; struct semaphore hcr_sem; struct semaphore poll_sem; @@ -379,6 +381,12 @@ void mthca_uar_free(struct mthca_dev *dev, struct mthca_uar *uar); int mthca_pd_alloc(struct mthca_dev *dev, struct mthca_pd *pd); void mthca_pd_free(struct mthca_dev *dev, struct mthca_pd *pd); +struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size); +void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt); +int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt, + int start_index, u64 *buffer_list, int list_len); +int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, + u64 iova, u64 total_size, u32 access, struct mthca_mr *mr); int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, u32 access, struct mthca_mr *mr); int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, diff --git a/drivers/infiniband/hw/mthca/mthca_doorbell.h b/drivers/infiniband/hw/mthca/mthca_doorbell.h index 821039a..535fad7 100644 --- a/drivers/infiniband/hw/mthca/mthca_doorbell.h +++ b/drivers/infiniband/hw/mthca/mthca_doorbell.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c index f46d615..cbcf2b4 100644 --- a/drivers/infiniband/hw/mthca/mthca_eq.c +++ b/drivers/infiniband/hw/mthca/mthca_eq.c @@ -469,7 +469,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, PAGE_SIZE; u64 *dma_list = NULL; dma_addr_t t; - void *mailbox = NULL; + struct mthca_mailbox *mailbox; struct mthca_eq_context *eq_context; int err = -ENOMEM; int i; @@ -494,17 +494,16 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, if (!dma_list) goto err_out_free; - mailbox = kmalloc(sizeof *eq_context + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) goto err_out_free; - eq_context = MAILBOX_ALIGN(mailbox); + eq_context = mailbox->buf; for (i = 0; i < npages; ++i) { - eq->page_list[i].buf = pci_alloc_consistent(dev->pdev, - PAGE_SIZE, &t); + eq->page_list[i].buf = dma_alloc_coherent(&dev->pdev->dev, + PAGE_SIZE, &t, GFP_KERNEL); if (!eq->page_list[i].buf) - goto err_out_free; + goto err_out_free_pages; dma_list[i] = t; pci_unmap_addr_set(&eq->page_list[i], mapping, t); @@ -517,7 +516,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, eq->eqn = mthca_alloc(&dev->eq_table.alloc); if (eq->eqn == -1) - goto err_out_free; + goto err_out_free_pages; err = mthca_mr_alloc_phys(dev, dev->driver_pd.pd_num, dma_list, PAGE_SHIFT, npages, @@ -548,7 +547,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, eq_context->intr = intr; eq_context->lkey = cpu_to_be32(eq->mr.ibmr.lkey); - err = mthca_SW2HW_EQ(dev, eq_context, eq->eqn, &status); + err = mthca_SW2HW_EQ(dev, mailbox, eq->eqn, &status); if (err) { mthca_warn(dev, "SW2HW_EQ failed (%d)\n", err); goto err_out_free_mr; @@ -561,7 +560,7 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, } kfree(dma_list); - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); eq->eqn_mask = swab32(1 << eq->eqn); eq->cons_index = 0; @@ -579,17 +578,19 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, err_out_free_eq: mthca_free(&dev->eq_table.alloc, eq->eqn); - err_out_free: + err_out_free_pages: for (i = 0; i < npages; ++i) if (eq->page_list[i].buf) - pci_free_consistent(dev->pdev, PAGE_SIZE, - eq->page_list[i].buf, - pci_unmap_addr(&eq->page_list[i], - mapping)); + dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, + eq->page_list[i].buf, + pci_unmap_addr(&eq->page_list[i], + mapping)); + + mthca_free_mailbox(dev, mailbox); + err_out_free: kfree(eq->page_list); kfree(dma_list); - kfree(mailbox); err_out: return err; @@ -598,25 +599,22 @@ static int __devinit mthca_create_eq(struct mthca_dev *dev, static void mthca_free_eq(struct mthca_dev *dev, struct mthca_eq *eq) { - void *mailbox = NULL; + struct mthca_mailbox *mailbox; int err; u8 status; int npages = (eq->nent * MTHCA_EQ_ENTRY_SIZE + PAGE_SIZE - 1) / PAGE_SIZE; int i; - mailbox = kmalloc(sizeof (struct mthca_eq_context) + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) return; - err = mthca_HW2SW_EQ(dev, MAILBOX_ALIGN(mailbox), - eq->eqn, &status); + err = mthca_HW2SW_EQ(dev, mailbox, eq->eqn, &status); if (err) mthca_warn(dev, "HW2SW_EQ failed (%d)\n", err); if (status) - mthca_warn(dev, "HW2SW_EQ returned status 0x%02x\n", - status); + mthca_warn(dev, "HW2SW_EQ returned status 0x%02x\n", status); dev->eq_table.arm_mask &= ~eq->eqn_mask; @@ -625,7 +623,7 @@ static void mthca_free_eq(struct mthca_dev *dev, for (i = 0; i < sizeof (struct mthca_eq_context) / 4; ++i) { if (i % 4 == 0) printk("[%02x] ", i * 4); - printk(" %08x", be32_to_cpup(MAILBOX_ALIGN(mailbox) + i * 4)); + printk(" %08x", be32_to_cpup(mailbox->buf + i * 4)); if ((i + 1) % 4 == 0) printk("\n"); } @@ -638,7 +636,7 @@ static void mthca_free_eq(struct mthca_dev *dev, pci_unmap_addr(&eq->page_list[i], mapping)); kfree(eq->page_list); - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); } static void mthca_free_irqs(struct mthca_dev *dev) @@ -709,8 +707,7 @@ static int __devinit mthca_map_eq_regs(struct mthca_dev *dev) if (mthca_map_reg(dev, ((pci_resource_len(dev->pdev, 0) - 1) & dev->fw.arbel.eq_arm_base) + 4, 4, &dev->eq_regs.arbel.eq_arm)) { - mthca_err(dev, "Couldn't map interrupt clear register, " - "aborting.\n"); + mthca_err(dev, "Couldn't map EQ arm register, aborting.\n"); mthca_unmap_reg(dev, (pci_resource_len(dev->pdev, 0) - 1) & dev->fw.arbel.clr_int_base, MTHCA_CLR_INT_SIZE, dev->clr_base); @@ -721,8 +718,7 @@ static int __devinit mthca_map_eq_regs(struct mthca_dev *dev) dev->fw.arbel.eq_set_ci_base, MTHCA_EQ_SET_CI_SIZE, &dev->eq_regs.arbel.eq_set_ci_base)) { - mthca_err(dev, "Couldn't map interrupt clear register, " - "aborting.\n"); + mthca_err(dev, "Couldn't map EQ CI register, aborting.\n"); mthca_unmap_reg(dev, ((pci_resource_len(dev->pdev, 0) - 1) & dev->fw.arbel.eq_arm_base) + 4, 4, dev->eq_regs.arbel.eq_arm); diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c index d405903..09519b6 100644 --- a/drivers/infiniband/hw/mthca/mthca_main.c +++ b/drivers/infiniband/hw/mthca/mthca_main.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -69,7 +70,7 @@ MODULE_PARM_DESC(msi, "attempt to use MSI if nonzero"); #endif /* CONFIG_PCI_MSI */ static const char mthca_version[] __devinitdata = - "ib_mthca: Mellanox InfiniBand HCA driver v" + DRV_NAME ": Mellanox InfiniBand HCA driver v" DRV_VERSION " (" DRV_RELDATE ")\n"; static struct mthca_profile default_profile = { @@ -927,13 +928,13 @@ static int __devinit mthca_init_one(struct pci_dev *pdev, */ if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) || pci_resource_len(pdev, 0) != 1 << 20) { - dev_err(&pdev->dev, "Missing DCS, aborting."); + dev_err(&pdev->dev, "Missing DCS, aborting.\n"); err = -ENODEV; goto err_disable_pdev; } if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM) || pci_resource_len(pdev, 2) != 1 << 23) { - dev_err(&pdev->dev, "Missing UAR, aborting."); + dev_err(&pdev->dev, "Missing UAR, aborting.\n"); err = -ENODEV; goto err_disable_pdev; } @@ -1004,25 +1005,18 @@ static int __devinit mthca_init_one(struct pci_dev *pdev, !pci_enable_msi(pdev)) mdev->mthca_flags |= MTHCA_FLAG_MSI; - sema_init(&mdev->cmd.hcr_sem, 1); - sema_init(&mdev->cmd.poll_sem, 1); - mdev->cmd.use_events = 0; - - mdev->hcr = ioremap(pci_resource_start(pdev, 0) + MTHCA_HCR_BASE, MTHCA_HCR_SIZE); - if (!mdev->hcr) { - mthca_err(mdev, "Couldn't map command register, " - "aborting.\n"); - err = -ENOMEM; + if (mthca_cmd_init(mdev)) { + mthca_err(mdev, "Failed to init command interface, aborting.\n"); goto err_free_dev; } err = mthca_tune_pci(mdev); if (err) - goto err_iounmap; + goto err_cmd; err = mthca_init_hca(mdev); if (err) - goto err_iounmap; + goto err_cmd; if (mdev->fw_ver < mthca_hca_table[id->driver_data].latest_fw) { mthca_warn(mdev, "HCA FW version %x.%x.%x is old (%x.%x.%x is current).\n", @@ -1070,8 +1064,8 @@ err_cleanup: err_close: mthca_close_hca(mdev); -err_iounmap: - iounmap(mdev->hcr); +err_cmd: + mthca_cmd_cleanup(mdev); err_free_dev: if (mdev->mthca_flags & MTHCA_FLAG_MSI_X) @@ -1118,10 +1112,8 @@ static void __devexit mthca_remove_one(struct pci_dev *pdev) iounmap(mdev->kar); mthca_uar_free(mdev, &mdev->driver_uar); mthca_cleanup_uar_table(mdev); - mthca_close_hca(mdev); - - iounmap(mdev->hcr); + mthca_cmd_cleanup(mdev); if (mdev->mthca_flags & MTHCA_FLAG_MSI_X) pci_disable_msix(pdev); @@ -1163,7 +1155,7 @@ static struct pci_device_id mthca_pci_table[] = { MODULE_DEVICE_TABLE(pci, mthca_pci_table); static struct pci_driver mthca_driver = { - .name = "ib_mthca", + .name = DRV_NAME, .id_table = mthca_pci_table, .probe = mthca_init_one, .remove = __devexit_p(mthca_remove_one) diff --git a/drivers/infiniband/hw/mthca/mthca_mcg.c b/drivers/infiniband/hw/mthca/mthca_mcg.c index 70a6553..5be7d94 100644 --- a/drivers/infiniband/hw/mthca/mthca_mcg.c +++ b/drivers/infiniband/hw/mthca/mthca_mcg.c @@ -66,22 +66,23 @@ static const u8 zero_gid[16]; /* automatically initialized to 0 */ * entry in hash chain and *mgm holds end of hash chain. */ static int find_mgm(struct mthca_dev *dev, - u8 *gid, struct mthca_mgm *mgm, + u8 *gid, struct mthca_mailbox *mgm_mailbox, u16 *hash, int *prev, int *index) { - void *mailbox; + struct mthca_mailbox *mailbox; + struct mthca_mgm *mgm = mgm_mailbox->buf; u8 *mgid; int err; u8 status; - mailbox = kmalloc(16 + MTHCA_CMD_MAILBOX_EXTRA, GFP_KERNEL); - if (!mailbox) + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) return -ENOMEM; - mgid = MAILBOX_ALIGN(mailbox); + mgid = mailbox->buf; memcpy(mgid, gid, 16); - err = mthca_MGID_HASH(dev, mgid, hash, &status); + err = mthca_MGID_HASH(dev, mailbox, hash, &status); if (err) goto out; if (status) { @@ -103,7 +104,7 @@ static int find_mgm(struct mthca_dev *dev, *prev = -1; do { - err = mthca_READ_MGM(dev, *index, mgm, &status); + err = mthca_READ_MGM(dev, *index, mgm_mailbox, &status); if (err) goto out; if (status) { @@ -129,14 +130,14 @@ static int find_mgm(struct mthca_dev *dev, *index = -1; out: - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return err; } int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) { struct mthca_dev *dev = to_mdev(ibqp->device); - void *mailbox; + struct mthca_mailbox *mailbox; struct mthca_mgm *mgm; u16 hash; int index, prev; @@ -145,15 +146,15 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) int err; u8 status; - mailbox = kmalloc(sizeof *mgm + MTHCA_CMD_MAILBOX_EXTRA, GFP_KERNEL); - if (!mailbox) - return -ENOMEM; - mgm = MAILBOX_ALIGN(mailbox); + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + mgm = mailbox->buf; if (down_interruptible(&dev->mcg_table.sem)) return -EINTR; - err = find_mgm(dev, gid->raw, mgm, &hash, &prev, &index); + err = find_mgm(dev, gid->raw, mailbox, &hash, &prev, &index); if (err) goto out; @@ -170,7 +171,7 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) goto out; } - err = mthca_READ_MGM(dev, index, mgm, &status); + err = mthca_READ_MGM(dev, index, mailbox, &status); if (err) goto out; if (status) { @@ -195,7 +196,7 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) goto out; } - err = mthca_WRITE_MGM(dev, index, mgm, &status); + err = mthca_WRITE_MGM(dev, index, mailbox, &status); if (err) goto out; if (status) { @@ -206,7 +207,7 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) if (!link) goto out; - err = mthca_READ_MGM(dev, prev, mgm, &status); + err = mthca_READ_MGM(dev, prev, mailbox, &status); if (err) goto out; if (status) { @@ -217,7 +218,7 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) mgm->next_gid_index = cpu_to_be32(index << 5); - err = mthca_WRITE_MGM(dev, prev, mgm, &status); + err = mthca_WRITE_MGM(dev, prev, mailbox, &status); if (err) goto out; if (status) { @@ -227,14 +228,14 @@ int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) out: up(&dev->mcg_table.sem); - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return err; } int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) { struct mthca_dev *dev = to_mdev(ibqp->device); - void *mailbox; + struct mthca_mailbox *mailbox; struct mthca_mgm *mgm; u16 hash; int prev, index; @@ -242,15 +243,15 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) int err; u8 status; - mailbox = kmalloc(sizeof *mgm + MTHCA_CMD_MAILBOX_EXTRA, GFP_KERNEL); - if (!mailbox) - return -ENOMEM; - mgm = MAILBOX_ALIGN(mailbox); + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + mgm = mailbox->buf; if (down_interruptible(&dev->mcg_table.sem)) return -EINTR; - err = find_mgm(dev, gid->raw, mgm, &hash, &prev, &index); + err = find_mgm(dev, gid->raw, mailbox, &hash, &prev, &index); if (err) goto out; @@ -285,7 +286,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) mgm->qp[loc] = mgm->qp[i - 1]; mgm->qp[i - 1] = 0; - err = mthca_WRITE_MGM(dev, index, mgm, &status); + err = mthca_WRITE_MGM(dev, index, mailbox, &status); if (err) goto out; if (status) { @@ -304,7 +305,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) if (be32_to_cpu(mgm->next_gid_index) >> 5) { err = mthca_READ_MGM(dev, be32_to_cpu(mgm->next_gid_index) >> 5, - mgm, &status); + mailbox, &status); if (err) goto out; if (status) { @@ -316,7 +317,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) } else memset(mgm->gid, 0, 16); - err = mthca_WRITE_MGM(dev, index, mgm, &status); + err = mthca_WRITE_MGM(dev, index, mailbox, &status); if (err) goto out; if (status) { @@ -327,7 +328,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) } else { /* Remove entry from AMGM */ index = be32_to_cpu(mgm->next_gid_index) >> 5; - err = mthca_READ_MGM(dev, prev, mgm, &status); + err = mthca_READ_MGM(dev, prev, mailbox, &status); if (err) goto out; if (status) { @@ -338,7 +339,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) mgm->next_gid_index = cpu_to_be32(index << 5); - err = mthca_WRITE_MGM(dev, prev, mgm, &status); + err = mthca_WRITE_MGM(dev, prev, mailbox, &status); if (err) goto out; if (status) { @@ -350,7 +351,7 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) out: up(&dev->mcg_table.sem); - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return err; } diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c index 637b30e..6d3b05d 100644 --- a/drivers/infiniband/hw/mthca/mthca_memfree.c +++ b/drivers/infiniband/hw/mthca/mthca_memfree.c @@ -179,9 +179,14 @@ out: void mthca_table_put(struct mthca_dev *dev, struct mthca_icm_table *table, int obj) { - int i = (obj & (table->num_obj - 1)) * table->obj_size / MTHCA_TABLE_CHUNK_SIZE; + int i; u8 status; + if (!mthca_is_memfree(dev)) + return; + + i = (obj & (table->num_obj - 1)) * table->obj_size / MTHCA_TABLE_CHUNK_SIZE; + down(&table->mutex); if (--table->icm[i]->refcount == 0) { @@ -256,6 +261,9 @@ void mthca_table_put_range(struct mthca_dev *dev, struct mthca_icm_table *table, { int i; + if (!mthca_is_memfree(dev)) + return; + for (i = start; i <= end; i += MTHCA_TABLE_CHUNK_SIZE / table->obj_size) mthca_table_put(dev, table, i); } diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c index 8960fc2..cbe50fe 100644 --- a/drivers/infiniband/hw/mthca/mthca_mr.c +++ b/drivers/infiniband/hw/mthca/mthca_mr.c @@ -40,6 +40,12 @@ #include "mthca_cmd.h" #include "mthca_memfree.h" +struct mthca_mtt { + struct mthca_buddy *buddy; + int order; + u32 first_seg; +}; + /* * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits. */ @@ -173,8 +179,8 @@ static void __devexit mthca_buddy_cleanup(struct mthca_buddy *buddy) kfree(buddy->bits); } -static u32 mthca_alloc_mtt(struct mthca_dev *dev, int order, - struct mthca_buddy *buddy) +static u32 mthca_alloc_mtt_range(struct mthca_dev *dev, int order, + struct mthca_buddy *buddy) { u32 seg = mthca_buddy_alloc(buddy, order); @@ -191,14 +197,102 @@ static u32 mthca_alloc_mtt(struct mthca_dev *dev, int order, return seg; } -static void mthca_free_mtt(struct mthca_dev *dev, u32 seg, int order, - struct mthca_buddy* buddy) +static struct mthca_mtt *__mthca_alloc_mtt(struct mthca_dev *dev, int size, + struct mthca_buddy *buddy) { - mthca_buddy_free(buddy, seg, order); + struct mthca_mtt *mtt; + int i; - if (mthca_is_memfree(dev)) - mthca_table_put_range(dev, dev->mr_table.mtt_table, seg, - seg + (1 << order) - 1); + if (size <= 0) + return ERR_PTR(-EINVAL); + + mtt = kmalloc(sizeof *mtt, GFP_KERNEL); + if (!mtt) + return ERR_PTR(-ENOMEM); + + mtt->buddy = buddy; + mtt->order = 0; + for (i = MTHCA_MTT_SEG_SIZE / 8; i < size; i <<= 1) + ++mtt->order; + + mtt->first_seg = mthca_alloc_mtt_range(dev, mtt->order, buddy); + if (mtt->first_seg == -1) { + kfree(mtt); + return ERR_PTR(-ENOMEM); + } + + return mtt; +} + +struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size) +{ + return __mthca_alloc_mtt(dev, size, &dev->mr_table.mtt_buddy); +} + +void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt) +{ + if (!mtt) + return; + + mthca_buddy_free(mtt->buddy, mtt->first_seg, mtt->order); + + mthca_table_put_range(dev, dev->mr_table.mtt_table, + mtt->first_seg, + mtt->first_seg + (1 << mtt->order) - 1); + + kfree(mtt); +} + +int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt, + int start_index, u64 *buffer_list, int list_len) +{ + struct mthca_mailbox *mailbox; + u64 *mtt_entry; + int err = 0; + u8 status; + int i; + + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + mtt_entry = mailbox->buf; + + while (list_len > 0) { + mtt_entry[0] = cpu_to_be64(dev->mr_table.mtt_base + + mtt->first_seg * MTHCA_MTT_SEG_SIZE + + start_index * 8); + mtt_entry[1] = 0; + for (i = 0; i < list_len && i < MTHCA_MAILBOX_SIZE / 8 - 2; ++i) + mtt_entry[i + 2] = cpu_to_be64(buffer_list[i] | + MTHCA_MTT_FLAG_PRESENT); + + /* + * If we have an odd number of entries to write, add + * one more dummy entry for firmware efficiency. + */ + if (i & 1) + mtt_entry[i + 2] = 0; + + err = mthca_WRITE_MTT(dev, mailbox, (i + 1) & ~1, &status); + if (err) { + mthca_warn(dev, "WRITE_MTT failed (%d)\n", err); + goto out; + } + if (status) { + mthca_warn(dev, "WRITE_MTT returned status 0x%02x\n", + status); + err = -EINVAL; + goto out; + } + + list_len -= i; + start_index += i; + buffer_list += i; + } + +out: + mthca_free_mailbox(dev, mailbox); + return err; } static inline u32 tavor_hw_index_to_key(u32 ind) @@ -237,91 +331,18 @@ static inline u32 key_to_hw_index(struct mthca_dev *dev, u32 key) return tavor_key_to_hw_index(key); } -int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, - u32 access, struct mthca_mr *mr) +int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, + u64 iova, u64 total_size, u32 access, struct mthca_mr *mr) { - void *mailbox = NULL; + struct mthca_mailbox *mailbox; struct mthca_mpt_entry *mpt_entry; u32 key; + int i; int err; u8 status; might_sleep(); - mr->order = -1; - key = mthca_alloc(&dev->mr_table.mpt_alloc); - if (key == -1) - return -ENOMEM; - mr->ibmr.rkey = mr->ibmr.lkey = hw_index_to_key(dev, key); - - if (mthca_is_memfree(dev)) { - err = mthca_table_get(dev, dev->mr_table.mpt_table, key); - if (err) - goto err_out_mpt_free; - } - - mailbox = kmalloc(sizeof *mpt_entry + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) { - err = -ENOMEM; - goto err_out_table; - } - mpt_entry = MAILBOX_ALIGN(mailbox); - - mpt_entry->flags = cpu_to_be32(MTHCA_MPT_FLAG_SW_OWNS | - MTHCA_MPT_FLAG_MIO | - MTHCA_MPT_FLAG_PHYSICAL | - MTHCA_MPT_FLAG_REGION | - access); - mpt_entry->page_size = 0; - mpt_entry->key = cpu_to_be32(key); - mpt_entry->pd = cpu_to_be32(pd); - mpt_entry->start = 0; - mpt_entry->length = ~0ULL; - - memset(&mpt_entry->lkey, 0, - sizeof *mpt_entry - offsetof(struct mthca_mpt_entry, lkey)); - - err = mthca_SW2HW_MPT(dev, mpt_entry, - key & (dev->limits.num_mpts - 1), - &status); - if (err) { - mthca_warn(dev, "SW2HW_MPT failed (%d)\n", err); - goto err_out_table; - } else if (status) { - mthca_warn(dev, "SW2HW_MPT returned status 0x%02x\n", - status); - err = -EINVAL; - goto err_out_table; - } - - kfree(mailbox); - return err; - -err_out_table: - if (mthca_is_memfree(dev)) - mthca_table_put(dev, dev->mr_table.mpt_table, key); - -err_out_mpt_free: - mthca_free(&dev->mr_table.mpt_alloc, key); - kfree(mailbox); - return err; -} - -int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, - u64 *buffer_list, int buffer_size_shift, - int list_len, u64 iova, u64 total_size, - u32 access, struct mthca_mr *mr) -{ - void *mailbox; - u64 *mtt_entry; - struct mthca_mpt_entry *mpt_entry; - u32 key; - int err = -ENOMEM; - u8 status; - int i; - - might_sleep(); WARN_ON(buffer_size_shift >= 32); key = mthca_alloc(&dev->mr_table.mpt_alloc); @@ -335,75 +356,33 @@ int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, goto err_out_mpt_free; } - for (i = MTHCA_MTT_SEG_SIZE / 8, mr->order = 0; - i < list_len; - i <<= 1, ++mr->order) - ; /* nothing */ - - mr->first_seg = mthca_alloc_mtt(dev, mr->order, - &dev->mr_table.mtt_buddy); - if (mr->first_seg == -1) + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) { + err = PTR_ERR(mailbox); goto err_out_table; - - /* - * If list_len is odd, we add one more dummy entry for - * firmware efficiency. - */ - mailbox = kmalloc(max(sizeof *mpt_entry, - (size_t) 8 * (list_len + (list_len & 1) + 2)) + - MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) - goto err_out_free_mtt; - - mtt_entry = MAILBOX_ALIGN(mailbox); - - mtt_entry[0] = cpu_to_be64(dev->mr_table.mtt_base + - mr->first_seg * MTHCA_MTT_SEG_SIZE); - mtt_entry[1] = 0; - for (i = 0; i < list_len; ++i) - mtt_entry[i + 2] = cpu_to_be64(buffer_list[i] | - MTHCA_MTT_FLAG_PRESENT); - if (list_len & 1) { - mtt_entry[i + 2] = 0; - ++list_len; - } - - if (0) { - mthca_dbg(dev, "Dumping MPT entry\n"); - for (i = 0; i < list_len + 2; ++i) - printk(KERN_ERR "[%2d] %016llx\n", - i, (unsigned long long) be64_to_cpu(mtt_entry[i])); - } - - err = mthca_WRITE_MTT(dev, mtt_entry, list_len, &status); - if (err) { - mthca_warn(dev, "WRITE_MTT failed (%d)\n", err); - goto err_out_mailbox_free; - } - if (status) { - mthca_warn(dev, "WRITE_MTT returned status 0x%02x\n", - status); - err = -EINVAL; - goto err_out_mailbox_free; } - - mpt_entry = MAILBOX_ALIGN(mailbox); + mpt_entry = mailbox->buf; mpt_entry->flags = cpu_to_be32(MTHCA_MPT_FLAG_SW_OWNS | MTHCA_MPT_FLAG_MIO | MTHCA_MPT_FLAG_REGION | access); + if (!mr->mtt) + mpt_entry->flags |= cpu_to_be32(MTHCA_MPT_FLAG_PHYSICAL); mpt_entry->page_size = cpu_to_be32(buffer_size_shift - 12); mpt_entry->key = cpu_to_be32(key); mpt_entry->pd = cpu_to_be32(pd); mpt_entry->start = cpu_to_be64(iova); mpt_entry->length = cpu_to_be64(total_size); + memset(&mpt_entry->lkey, 0, sizeof *mpt_entry - offsetof(struct mthca_mpt_entry, lkey)); - mpt_entry->mtt_seg = cpu_to_be64(dev->mr_table.mtt_base + - mr->first_seg * MTHCA_MTT_SEG_SIZE); + + if (mr->mtt) + mpt_entry->mtt_seg = + cpu_to_be64(dev->mr_table.mtt_base + + mr->mtt->first_seg * MTHCA_MTT_SEG_SIZE); if (0) { mthca_dbg(dev, "Dumping MPT entry %08x:\n", mr->ibmr.lkey); @@ -416,45 +395,70 @@ int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, } } - err = mthca_SW2HW_MPT(dev, mpt_entry, + err = mthca_SW2HW_MPT(dev, mailbox, key & (dev->limits.num_mpts - 1), &status); - if (err) + if (err) { mthca_warn(dev, "SW2HW_MPT failed (%d)\n", err); - else if (status) { + goto err_out_mailbox; + } else if (status) { mthca_warn(dev, "SW2HW_MPT returned status 0x%02x\n", status); err = -EINVAL; + goto err_out_mailbox; } - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return err; -err_out_mailbox_free: - kfree(mailbox); - -err_out_free_mtt: - mthca_free_mtt(dev, mr->first_seg, mr->order, &dev->mr_table.mtt_buddy); +err_out_mailbox: + mthca_free_mailbox(dev, mailbox); err_out_table: - if (mthca_is_memfree(dev)) - mthca_table_put(dev, dev->mr_table.mpt_table, key); + mthca_table_put(dev, dev->mr_table.mpt_table, key); err_out_mpt_free: mthca_free(&dev->mr_table.mpt_alloc, key); return err; } -/* Free mr or fmr */ -static void mthca_free_region(struct mthca_dev *dev, u32 lkey, int order, - u32 first_seg, struct mthca_buddy *buddy) +int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, + u32 access, struct mthca_mr *mr) { - if (order >= 0) - mthca_free_mtt(dev, first_seg, order, buddy); + mr->mtt = NULL; + return mthca_mr_alloc(dev, pd, 12, 0, ~0ULL, access, mr); +} - if (mthca_is_memfree(dev)) - mthca_table_put(dev, dev->mr_table.mpt_table, - arbel_key_to_hw_index(lkey)); +int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, + u64 *buffer_list, int buffer_size_shift, + int list_len, u64 iova, u64 total_size, + u32 access, struct mthca_mr *mr) +{ + int err; + + mr->mtt = mthca_alloc_mtt(dev, list_len); + if (IS_ERR(mr->mtt)) + return PTR_ERR(mr->mtt); + + err = mthca_write_mtt(dev, mr->mtt, 0, buffer_list, list_len); + if (err) { + mthca_free_mtt(dev, mr->mtt); + return err; + } + + err = mthca_mr_alloc(dev, pd, buffer_size_shift, iova, + total_size, access, mr); + if (err) + mthca_free_mtt(dev, mr->mtt); + + return err; +} + +/* Free mr or fmr */ +static void mthca_free_region(struct mthca_dev *dev, u32 lkey) +{ + mthca_table_put(dev, dev->mr_table.mpt_table, + arbel_key_to_hw_index(lkey)); mthca_free(&dev->mr_table.mpt_alloc, key_to_hw_index(dev, lkey)); } @@ -476,15 +480,15 @@ void mthca_free_mr(struct mthca_dev *dev, struct mthca_mr *mr) mthca_warn(dev, "HW2SW_MPT returned status 0x%02x\n", status); - mthca_free_region(dev, mr->ibmr.lkey, mr->order, mr->first_seg, - &dev->mr_table.mtt_buddy); + mthca_free_region(dev, mr->ibmr.lkey); + mthca_free_mtt(dev, mr->mtt); } int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, u32 access, struct mthca_fmr *mr) { struct mthca_mpt_entry *mpt_entry; - void *mailbox; + struct mthca_mailbox *mailbox; u64 mtt_seg; u32 key, idx; u8 status; @@ -522,31 +526,24 @@ int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, mr->mem.tavor.mpt = dev->mr_table.tavor_fmr.mpt_base + sizeof *(mr->mem.tavor.mpt) * idx; - for (i = MTHCA_MTT_SEG_SIZE / 8, mr->order = 0; - i < list_len; - i <<= 1, ++mr->order) - ; /* nothing */ - - mr->first_seg = mthca_alloc_mtt(dev, mr->order, - dev->mr_table.fmr_mtt_buddy); - if (mr->first_seg == -1) + mr->mtt = __mthca_alloc_mtt(dev, list_len, dev->mr_table.fmr_mtt_buddy); + if (IS_ERR(mr->mtt)) goto err_out_table; - mtt_seg = mr->first_seg * MTHCA_MTT_SEG_SIZE; + mtt_seg = mr->mtt->first_seg * MTHCA_MTT_SEG_SIZE; if (mthca_is_memfree(dev)) { mr->mem.arbel.mtts = mthca_table_find(dev->mr_table.mtt_table, - mr->first_seg); + mr->mtt->first_seg); BUG_ON(!mr->mem.arbel.mtts); } else mr->mem.tavor.mtts = dev->mr_table.tavor_fmr.mtt_base + mtt_seg; - mailbox = kmalloc(sizeof *mpt_entry + MTHCA_CMD_MAILBOX_EXTRA, - GFP_KERNEL); - if (!mailbox) + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) goto err_out_free_mtt; - mpt_entry = MAILBOX_ALIGN(mailbox); + mpt_entry = mailbox->buf; mpt_entry->flags = cpu_to_be32(MTHCA_MPT_FLAG_SW_OWNS | MTHCA_MPT_FLAG_MIO | @@ -571,7 +568,7 @@ int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, } } - err = mthca_SW2HW_MPT(dev, mpt_entry, + err = mthca_SW2HW_MPT(dev, mailbox, key & (dev->limits.num_mpts - 1), &status); if (err) { @@ -585,19 +582,17 @@ int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, goto err_out_mailbox_free; } - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); return 0; err_out_mailbox_free: - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); err_out_free_mtt: - mthca_free_mtt(dev, mr->first_seg, mr->order, - dev->mr_table.fmr_mtt_buddy); + mthca_free_mtt(dev, mr->mtt); err_out_table: - if (mthca_is_memfree(dev)) - mthca_table_put(dev, dev->mr_table.mpt_table, key); + mthca_table_put(dev, dev->mr_table.mpt_table, key); err_out_mpt_free: mthca_free(&dev->mr_table.mpt_alloc, mr->ibmr.lkey); @@ -609,8 +604,9 @@ int mthca_free_fmr(struct mthca_dev *dev, struct mthca_fmr *fmr) if (fmr->maps) return -EBUSY; - mthca_free_region(dev, fmr->ibmr.lkey, fmr->order, fmr->first_seg, - dev->mr_table.fmr_mtt_buddy); + mthca_free_region(dev, fmr->ibmr.lkey); + mthca_free_mtt(dev, fmr->mtt); + return 0; } @@ -826,7 +822,8 @@ int __devinit mthca_init_mr_table(struct mthca_dev *dev) if (dev->limits.reserved_mtts) { i = fls(dev->limits.reserved_mtts - 1); - if (mthca_alloc_mtt(dev, i, dev->mr_table.fmr_mtt_buddy) == -1) { + if (mthca_alloc_mtt_range(dev, i, + dev->mr_table.fmr_mtt_buddy) == -1) { mthca_warn(dev, "MTT table of order %d is too small.\n", dev->mr_table.fmr_mtt_buddy->max_order); err = -ENOMEM; diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 159f4e6..0b5adfd 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -52,7 +53,7 @@ static int mthca_query_device(struct ib_device *ibdev, if (!in_mad || !out_mad) goto out; - memset(props, 0, sizeof props); + memset(props, 0, sizeof *props); props->fw_ver = mdev->fw_ver; @@ -558,6 +559,7 @@ static struct ib_mr *mthca_reg_phys_mr(struct ib_pd *pd, convert_access(acc), mr); if (err) { + kfree(page_list); kfree(mr); return ERR_PTR(err); } diff --git a/drivers/infiniband/hw/mthca/mthca_provider.h b/drivers/infiniband/hw/mthca/mthca_provider.h index 619710f..4d976cc 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.h +++ b/drivers/infiniband/hw/mthca/mthca_provider.h @@ -54,18 +54,18 @@ struct mthca_uar { int index; }; +struct mthca_mtt; + struct mthca_mr { - struct ib_mr ibmr; - int order; - u32 first_seg; + struct ib_mr ibmr; + struct mthca_mtt *mtt; }; struct mthca_fmr { - struct ib_fmr ibmr; + struct ib_fmr ibmr; struct ib_fmr_attr attr; - int order; - u32 first_seg; - int maps; + struct mthca_mtt *mtt; + int maps; union { struct { struct mthca_mpt_entry __iomem *mpt; diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index ca73bab..163a8ef 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -357,6 +357,9 @@ static const struct { [UD] = (IB_QP_PKEY_INDEX | IB_QP_PORT | IB_QP_QKEY), + [UC] = (IB_QP_PKEY_INDEX | + IB_QP_PORT | + IB_QP_ACCESS_FLAGS), [RC] = (IB_QP_PKEY_INDEX | IB_QP_PORT | IB_QP_ACCESS_FLAGS), @@ -378,6 +381,9 @@ static const struct { [UD] = (IB_QP_PKEY_INDEX | IB_QP_PORT | IB_QP_QKEY), + [UC] = (IB_QP_PKEY_INDEX | + IB_QP_PORT | + IB_QP_ACCESS_FLAGS), [RC] = (IB_QP_PKEY_INDEX | IB_QP_PORT | IB_QP_ACCESS_FLAGS), @@ -388,6 +394,11 @@ static const struct { [IB_QPS_RTR] = { .trans = MTHCA_TRANS_INIT2RTR, .req_param = { + [UC] = (IB_QP_AV | + IB_QP_PATH_MTU | + IB_QP_DEST_QPN | + IB_QP_RQ_PSN | + IB_QP_MAX_DEST_RD_ATOMIC), [RC] = (IB_QP_AV | IB_QP_PATH_MTU | IB_QP_DEST_QPN | @@ -398,6 +409,9 @@ static const struct { .opt_param = { [UD] = (IB_QP_PKEY_INDEX | IB_QP_QKEY), + [UC] = (IB_QP_ALT_PATH | + IB_QP_ACCESS_FLAGS | + IB_QP_PKEY_INDEX), [RC] = (IB_QP_ALT_PATH | IB_QP_ACCESS_FLAGS | IB_QP_PKEY_INDEX), @@ -413,6 +427,8 @@ static const struct { .trans = MTHCA_TRANS_RTR2RTS, .req_param = { [UD] = IB_QP_SQ_PSN, + [UC] = (IB_QP_SQ_PSN | + IB_QP_MAX_QP_RD_ATOMIC), [RC] = (IB_QP_TIMEOUT | IB_QP_RETRY_CNT | IB_QP_RNR_RETRY | @@ -423,6 +439,11 @@ static const struct { .opt_param = { [UD] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [UC] = (IB_QP_CUR_STATE | + IB_QP_ALT_PATH | + IB_QP_ACCESS_FLAGS | + IB_QP_PKEY_INDEX | + IB_QP_PATH_MIG_STATE), [RC] = (IB_QP_CUR_STATE | IB_QP_ALT_PATH | IB_QP_ACCESS_FLAGS | @@ -442,6 +463,9 @@ static const struct { .opt_param = { [UD] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [UC] = (IB_QP_ACCESS_FLAGS | + IB_QP_ALT_PATH | + IB_QP_PATH_MIG_STATE), [RC] = (IB_QP_ACCESS_FLAGS | IB_QP_ALT_PATH | IB_QP_PATH_MIG_STATE | @@ -462,6 +486,10 @@ static const struct { .opt_param = { [UD] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [UC] = (IB_QP_CUR_STATE | + IB_QP_ALT_PATH | + IB_QP_ACCESS_FLAGS | + IB_QP_PATH_MIG_STATE), [RC] = (IB_QP_CUR_STATE | IB_QP_ALT_PATH | IB_QP_ACCESS_FLAGS | @@ -476,6 +504,14 @@ static const struct { .opt_param = { [UD] = (IB_QP_PKEY_INDEX | IB_QP_QKEY), + [UC] = (IB_QP_AV | + IB_QP_MAX_QP_RD_ATOMIC | + IB_QP_MAX_DEST_RD_ATOMIC | + IB_QP_CUR_STATE | + IB_QP_ALT_PATH | + IB_QP_ACCESS_FLAGS | + IB_QP_PKEY_INDEX | + IB_QP_PATH_MIG_STATE), [RC] = (IB_QP_AV | IB_QP_TIMEOUT | IB_QP_RETRY_CNT | @@ -501,6 +537,7 @@ static const struct { .opt_param = { [UD] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [UC] = (IB_QP_CUR_STATE), [RC] = (IB_QP_CUR_STATE | IB_QP_MIN_RNR_TIMER), [MLX] = (IB_QP_CUR_STATE | @@ -552,7 +589,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) struct mthca_dev *dev = to_mdev(ibqp->device); struct mthca_qp *qp = to_mqp(ibqp); enum ib_qp_state cur_state, new_state; - void *mailbox = NULL; + struct mthca_mailbox *mailbox; struct mthca_qp_param *qp_param; struct mthca_qp_context *qp_context; u32 req_param, opt_param; @@ -609,10 +646,10 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) return -EINVAL; } - mailbox = kmalloc(sizeof (*qp_param) + MTHCA_CMD_MAILBOX_EXTRA, GFP_KERNEL); - if (!mailbox) - return -ENOMEM; - qp_param = MAILBOX_ALIGN(mailbox); + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + qp_param = mailbox->buf; qp_context = &qp_param->context; memset(qp_param, 0, sizeof *qp_param); @@ -683,7 +720,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) if (attr_mask & IB_QP_AV) { qp_context->pri_path.g_mylmc = attr->ah_attr.src_path_bits & 0x7f; qp_context->pri_path.rlid = cpu_to_be16(attr->ah_attr.dlid); - qp_context->pri_path.static_rate = (!!attr->ah_attr.static_rate) << 3; + qp_context->pri_path.static_rate = !!attr->ah_attr.static_rate; if (attr->ah_attr.ah_flags & IB_AH_GRH) { qp_context->pri_path.g_mylmc |= 1 << 7; qp_context->pri_path.mgid_index = attr->ah_attr.grh.sgid_index; @@ -724,9 +761,9 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_RETRY_COUNT); } - if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) { - qp_context->params1 |= cpu_to_be32(min(attr->max_dest_rd_atomic ? - ffs(attr->max_dest_rd_atomic) - 1 : 0, + if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC) { + qp_context->params1 |= cpu_to_be32(min(attr->max_rd_atomic ? + ffs(attr->max_rd_atomic) - 1 : 0, 7) << 21); qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_SRA_MAX); } @@ -764,10 +801,10 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp->atomic_rd_en = attr->qp_access_flags; } - if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC) { + if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) { u8 rra_max; - if (qp->resp_depth && !attr->max_rd_atomic) { + if (qp->resp_depth && !attr->max_dest_rd_atomic) { /* * Lowering our responder resources to zero. * Turn off RDMA/atomics as responder. @@ -778,7 +815,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) MTHCA_QP_OPTPAR_RAE); } - if (!qp->resp_depth && attr->max_rd_atomic) { + if (!qp->resp_depth && attr->max_dest_rd_atomic) { /* * Increasing our responder resources from * zero. Turn on RDMA/atomics as appropriate. @@ -799,7 +836,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) } for (rra_max = 0; - 1 << rra_max < attr->max_rd_atomic && + 1 << rra_max < attr->max_dest_rd_atomic && rra_max < dev->qp_table.rdb_shift; ++rra_max) ; /* nothing */ @@ -807,7 +844,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp_context->params2 |= cpu_to_be32(rra_max << 21); qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_RRA_MAX); - qp->resp_depth = attr->max_rd_atomic; + qp->resp_depth = attr->max_dest_rd_atomic; } qp_context->params2 |= cpu_to_be32(MTHCA_QP_BIT_RSC); @@ -835,7 +872,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) } err = mthca_MODIFY_QP(dev, state_table[cur_state][new_state].trans, - qp->qpn, 0, qp_param, 0, &status); + qp->qpn, 0, mailbox, 0, &status); if (status) { mthca_warn(dev, "modify QP %d returned status %02x.\n", state_table[cur_state][new_state].trans, status); @@ -845,7 +882,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) if (!err) qp->state = new_state; - kfree(mailbox); + mthca_free_mailbox(dev, mailbox); if (is_sqp(dev, qp)) store_attrs(to_msqp(qp), attr, attr_mask); @@ -934,7 +971,8 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev, mthca_dbg(dev, "Creating direct QP of size %d (shift %d)\n", size, shift); - qp->queue.direct.buf = pci_alloc_consistent(dev->pdev, size, &t); + qp->queue.direct.buf = dma_alloc_coherent(&dev->pdev->dev, size, + &t, GFP_KERNEL); if (!qp->queue.direct.buf) goto err_out; @@ -973,7 +1011,8 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev, for (i = 0; i < npages; ++i) { qp->queue.page_list[i].buf = - pci_alloc_consistent(dev->pdev, PAGE_SIZE, &t); + dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, + &t, GFP_KERNEL); if (!qp->queue.page_list[i].buf) goto err_out_free; @@ -996,16 +1035,15 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev, err_out_free: if (qp->is_direct) { - pci_free_consistent(dev->pdev, size, - qp->queue.direct.buf, - pci_unmap_addr(&qp->queue.direct, mapping)); + dma_free_coherent(&dev->pdev->dev, size, qp->queue.direct.buf, + pci_unmap_addr(&qp->queue.direct, mapping)); } else for (i = 0; i < npages; ++i) { if (qp->queue.page_list[i].buf) - pci_free_consistent(dev->pdev, PAGE_SIZE, - qp->queue.page_list[i].buf, - pci_unmap_addr(&qp->queue.page_list[i], - mapping)); + dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, + qp->queue.page_list[i].buf, + pci_unmap_addr(&qp->queue.page_list[i], + mapping)); } @@ -1073,11 +1111,12 @@ static void mthca_free_memfree(struct mthca_dev *dev, if (mthca_is_memfree(dev)) { mthca_free_db(dev, MTHCA_DB_TYPE_SQ, qp->sq.db_index); mthca_free_db(dev, MTHCA_DB_TYPE_RQ, qp->rq.db_index); - mthca_table_put(dev, dev->qp_table.rdb_table, - qp->qpn << dev->qp_table.rdb_shift); - mthca_table_put(dev, dev->qp_table.eqp_table, qp->qpn); - mthca_table_put(dev, dev->qp_table.qp_table, qp->qpn); } + + mthca_table_put(dev, dev->qp_table.rdb_table, + qp->qpn << dev->qp_table.rdb_shift); + mthca_table_put(dev, dev->qp_table.eqp_table, qp->qpn); + mthca_table_put(dev, dev->qp_table.qp_table, qp->qpn); } static void mthca_wq_init(struct mthca_wq* wq) @@ -1529,6 +1568,26 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, break; + case UC: + switch (wr->opcode) { + case IB_WR_RDMA_WRITE: + case IB_WR_RDMA_WRITE_WITH_IMM: + ((struct mthca_raddr_seg *) wqe)->raddr = + cpu_to_be64(wr->wr.rdma.remote_addr); + ((struct mthca_raddr_seg *) wqe)->rkey = + cpu_to_be32(wr->wr.rdma.rkey); + ((struct mthca_raddr_seg *) wqe)->reserved = 0; + wqe += sizeof (struct mthca_raddr_seg); + size += sizeof (struct mthca_raddr_seg) / 16; + break; + + default: + /* No extra segments required for sends */ + break; + } + + break; + case UD: ((struct mthca_tavor_ud_seg *) wqe)->lkey = cpu_to_be32(to_mah(wr->wr.ud.ah)->key); @@ -1814,9 +1873,29 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, sizeof (struct mthca_atomic_seg); break; + case IB_WR_RDMA_READ: + case IB_WR_RDMA_WRITE: + case IB_WR_RDMA_WRITE_WITH_IMM: + ((struct mthca_raddr_seg *) wqe)->raddr = + cpu_to_be64(wr->wr.rdma.remote_addr); + ((struct mthca_raddr_seg *) wqe)->rkey = + cpu_to_be32(wr->wr.rdma.rkey); + ((struct mthca_raddr_seg *) wqe)->reserved = 0; + wqe += sizeof (struct mthca_raddr_seg); + size += sizeof (struct mthca_raddr_seg) / 16; + break; + + default: + /* No extra segments required for sends */ + break; + } + + break; + + case UC: + switch (wr->opcode) { case IB_WR_RDMA_WRITE: case IB_WR_RDMA_WRITE_WITH_IMM: - case IB_WR_RDMA_READ: ((struct mthca_raddr_seg *) wqe)->raddr = cpu_to_be64(wr->wr.rdma.remote_addr); ((struct mthca_raddr_seg *) wqe)->rkey = diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 556264b..374f404 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -21,6 +21,7 @@ #include <linux/smp_lock.h> #include <linux/device.h> #include <linux/devfs_fs_kernel.h> +#include <linux/compat.h> struct evdev { int exist; @@ -145,6 +146,41 @@ static int evdev_open(struct inode * inode, struct file * file) return 0; } +#ifdef CONFIG_COMPAT +struct input_event_compat { + struct compat_timeval time; + __u16 type; + __u16 code; + __s32 value; +}; + +#ifdef CONFIG_X86_64 +# define COMPAT_TEST test_thread_flag(TIF_IA32) +#elif defined(CONFIG_IA64) +# define COMPAT_TEST IS_IA32_PROCESS(ia64_task_regs(current)) +#elif defined(CONFIG_ARCH_S390) +# define COMPAT_TEST test_thread_flag(TIF_31BIT) +#else +# define COMPAT_TEST test_thread_flag(TIF_32BIT) +#endif + +static ssize_t evdev_write_compat(struct file * file, const char __user * buffer, size_t count, loff_t *ppos) +{ + struct evdev_list *list = file->private_data; + struct input_event_compat event; + int retval = 0; + + while (retval < count) { + if (copy_from_user(&event, buffer + retval, sizeof(struct input_event_compat))) + return -EFAULT; + input_event(list->evdev->handle.dev, event.type, event.code, event.value); + retval += sizeof(struct input_event_compat); + } + + return retval; +} +#endif + static ssize_t evdev_write(struct file * file, const char __user * buffer, size_t count, loff_t *ppos) { struct evdev_list *list = file->private_data; @@ -153,6 +189,11 @@ static ssize_t evdev_write(struct file * file, const char __user * buffer, size_ if (!list->evdev->exist) return -ENODEV; +#ifdef CONFIG_COMPAT + if (COMPAT_TEST) + return evdev_write_compat(file, buffer, count, ppos); +#endif + while (retval < count) { if (copy_from_user(&event, buffer + retval, sizeof(struct input_event))) @@ -164,11 +205,56 @@ static ssize_t evdev_write(struct file * file, const char __user * buffer, size_ return retval; } +#ifdef CONFIG_COMPAT +static ssize_t evdev_read_compat(struct file * file, char __user * buffer, size_t count, loff_t *ppos) +{ + struct evdev_list *list = file->private_data; + int retval; + + if (count < sizeof(struct input_event_compat)) + return -EINVAL; + + if (list->head == list->tail && list->evdev->exist && (file->f_flags & O_NONBLOCK)) + return -EAGAIN; + + retval = wait_event_interruptible(list->evdev->wait, + list->head != list->tail || (!list->evdev->exist)); + + if (retval) + return retval; + + if (!list->evdev->exist) + return -ENODEV; + + while (list->head != list->tail && retval + sizeof(struct input_event_compat) <= count) { + struct input_event *event = (struct input_event *) list->buffer + list->tail; + struct input_event_compat event_compat; + event_compat.time.tv_sec = event->time.tv_sec; + event_compat.time.tv_usec = event->time.tv_usec; + event_compat.type = event->type; + event_compat.code = event->code; + event_compat.value = event->value; + + if (copy_to_user(buffer + retval, &event_compat, + sizeof(struct input_event_compat))) return -EFAULT; + list->tail = (list->tail + 1) & (EVDEV_BUFFER_SIZE - 1); + retval += sizeof(struct input_event_compat); + } + + return retval; +} +#endif + static ssize_t evdev_read(struct file * file, char __user * buffer, size_t count, loff_t *ppos) { struct evdev_list *list = file->private_data; int retval; +#ifdef CONFIG_COMPAT + if (COMPAT_TEST) + return evdev_read_compat(file, buffer, count, ppos); +#endif + if (count < sizeof(struct input_event)) return -EINVAL; @@ -186,7 +272,7 @@ static ssize_t evdev_read(struct file * file, char __user * buffer, size_t count while (list->head != list->tail && retval + sizeof(struct input_event) <= count) { if (copy_to_user(buffer + retval, list->buffer + list->tail, - sizeof(struct input_event))) return -EFAULT; + sizeof(struct input_event))) return -EFAULT; list->tail = (list->tail + 1) & (EVDEV_BUFFER_SIZE - 1); retval += sizeof(struct input_event); } @@ -203,7 +289,7 @@ static unsigned int evdev_poll(struct file *file, poll_table *wait) (list->evdev->exist ? 0 : (POLLHUP | POLLERR)); } -static int evdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +static long evdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { struct evdev_list *list = file->private_data; struct evdev *evdev = list->evdev; @@ -285,109 +371,267 @@ static int evdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, default: - if (_IOC_TYPE(cmd) != 'E' || _IOC_DIR(cmd) != _IOC_READ) + if (_IOC_TYPE(cmd) != 'E') return -EINVAL; - if ((_IOC_NR(cmd) & ~EV_MAX) == _IOC_NR(EVIOCGBIT(0,0))) { - - long *bits; - int len; - - switch (_IOC_NR(cmd) & EV_MAX) { - case 0: bits = dev->evbit; len = EV_MAX; break; - case EV_KEY: bits = dev->keybit; len = KEY_MAX; break; - case EV_REL: bits = dev->relbit; len = REL_MAX; break; - case EV_ABS: bits = dev->absbit; len = ABS_MAX; break; - case EV_MSC: bits = dev->mscbit; len = MSC_MAX; break; - case EV_LED: bits = dev->ledbit; len = LED_MAX; break; - case EV_SND: bits = dev->sndbit; len = SND_MAX; break; - case EV_FF: bits = dev->ffbit; len = FF_MAX; break; - default: return -EINVAL; + if (_IOC_DIR(cmd) == _IOC_READ) { + + if ((_IOC_NR(cmd) & ~EV_MAX) == _IOC_NR(EVIOCGBIT(0,0))) { + + long *bits; + int len; + + switch (_IOC_NR(cmd) & EV_MAX) { + case 0: bits = dev->evbit; len = EV_MAX; break; + case EV_KEY: bits = dev->keybit; len = KEY_MAX; break; + case EV_REL: bits = dev->relbit; len = REL_MAX; break; + case EV_ABS: bits = dev->absbit; len = ABS_MAX; break; + case EV_MSC: bits = dev->mscbit; len = MSC_MAX; break; + case EV_LED: bits = dev->ledbit; len = LED_MAX; break; + case EV_SND: bits = dev->sndbit; len = SND_MAX; break; + case EV_FF: bits = dev->ffbit; len = FF_MAX; break; + default: return -EINVAL; + } + len = NBITS(len) * sizeof(long); + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, bits, len) ? -EFAULT : len; } - len = NBITS(len) * sizeof(long); - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, bits, len) ? -EFAULT : len; - } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGKEY(0))) { - int len; - len = NBITS(KEY_MAX) * sizeof(long); - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->key, len) ? -EFAULT : len; - } + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGKEY(0))) { + int len; + len = NBITS(KEY_MAX) * sizeof(long); + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->key, len) ? -EFAULT : len; + } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGLED(0))) { - int len; - len = NBITS(LED_MAX) * sizeof(long); - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->led, len) ? -EFAULT : len; - } + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGLED(0))) { + int len; + len = NBITS(LED_MAX) * sizeof(long); + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->led, len) ? -EFAULT : len; + } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGSND(0))) { - int len; - len = NBITS(SND_MAX) * sizeof(long); - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->snd, len) ? -EFAULT : len; - } + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGSND(0))) { + int len; + len = NBITS(SND_MAX) * sizeof(long); + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->snd, len) ? -EFAULT : len; + } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGNAME(0))) { - int len; - if (!dev->name) return -ENOENT; - len = strlen(dev->name) + 1; - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->name, len) ? -EFAULT : len; - } + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGNAME(0))) { + int len; + if (!dev->name) return -ENOENT; + len = strlen(dev->name) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->name, len) ? -EFAULT : len; + } + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGPHYS(0))) { + int len; + if (!dev->phys) return -ENOENT; + len = strlen(dev->phys) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->phys, len) ? -EFAULT : len; + } + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGUNIQ(0))) { + int len; + if (!dev->uniq) return -ENOENT; + len = strlen(dev->uniq) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->uniq, len) ? -EFAULT : len; + } + + if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCGABS(0))) { + + int t = _IOC_NR(cmd) & ABS_MAX; + + abs.value = dev->abs[t]; + abs.minimum = dev->absmin[t]; + abs.maximum = dev->absmax[t]; + abs.fuzz = dev->absfuzz[t]; + abs.flat = dev->absflat[t]; + + if (copy_to_user(p, &abs, sizeof(struct input_absinfo))) + return -EFAULT; + + return 0; + } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGPHYS(0))) { - int len; - if (!dev->phys) return -ENOENT; - len = strlen(dev->phys) + 1; - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->phys, len) ? -EFAULT : len; } - if (_IOC_NR(cmd) == _IOC_NR(EVIOCGUNIQ(0))) { - int len; - if (!dev->uniq) return -ENOENT; - len = strlen(dev->uniq) + 1; - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - return copy_to_user(p, dev->uniq, len) ? -EFAULT : len; + if (_IOC_DIR(cmd) == _IOC_WRITE) { + + if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCSABS(0))) { + + int t = _IOC_NR(cmd) & ABS_MAX; + + if (copy_from_user(&abs, p, sizeof(struct input_absinfo))) + return -EFAULT; + + dev->abs[t] = abs.value; + dev->absmin[t] = abs.minimum; + dev->absmax[t] = abs.maximum; + dev->absfuzz[t] = abs.fuzz; + dev->absflat[t] = abs.flat; + + return 0; + } } + } + return -EINVAL; +} - if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCGABS(0))) { +#ifdef CONFIG_COMPAT + +#define BITS_PER_LONG_COMPAT (sizeof(compat_long_t) * 8) +#define NBITS_COMPAT(x) ((((x)-1)/BITS_PER_LONG_COMPAT)+1) +#define OFF_COMPAT(x) ((x)%BITS_PER_LONG_COMPAT) +#define BIT_COMPAT(x) (1UL<<OFF_COMPAT(x)) +#define LONG_COMPAT(x) ((x)/BITS_PER_LONG_COMPAT) +#define test_bit_compat(bit, array) ((array[LONG_COMPAT(bit)] >> OFF_COMPAT(bit)) & 1) + +#ifdef __BIG_ENDIAN +#define bit_to_user(bit, max) \ +do { \ + int i; \ + int len = NBITS_COMPAT((max)) * sizeof(compat_long_t); \ + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); \ + for (i = 0; i < len / sizeof(compat_long_t); i++) \ + if (copy_to_user((compat_long_t*) p + i, \ + (compat_long_t*) (bit) + i + 1 - ((i % 2) << 1), \ + sizeof(compat_long_t))) \ + return -EFAULT; \ + return len; \ +} while (0) +#else +#define bit_to_user(bit, max) \ +do { \ + int len = NBITS_COMPAT((max)) * sizeof(compat_long_t); \ + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); \ + return copy_to_user(p, (bit), len) ? -EFAULT : len; \ +} while (0) +#endif + +static long evdev_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct evdev_list *list = file->private_data; + struct evdev *evdev = list->evdev; + struct input_dev *dev = evdev->handle.dev; + struct input_absinfo abs; + void __user *p = compat_ptr(arg); - int t = _IOC_NR(cmd) & ABS_MAX; + if (!evdev->exist) return -ENODEV; - abs.value = dev->abs[t]; - abs.minimum = dev->absmin[t]; - abs.maximum = dev->absmax[t]; - abs.fuzz = dev->absfuzz[t]; - abs.flat = dev->absflat[t]; + switch (cmd) { - if (copy_to_user(p, &abs, sizeof(struct input_absinfo))) - return -EFAULT; + case EVIOCGVERSION: + case EVIOCGID: + case EVIOCGKEYCODE: + case EVIOCSKEYCODE: + case EVIOCSFF: + case EVIOCRMFF: + case EVIOCGEFFECTS: + case EVIOCGRAB: + return evdev_ioctl(file, cmd, (unsigned long) p); - return 0; + default: + + if (_IOC_TYPE(cmd) != 'E') + return -EINVAL; + + if (_IOC_DIR(cmd) == _IOC_READ) { + + if ((_IOC_NR(cmd) & ~EV_MAX) == _IOC_NR(EVIOCGBIT(0,0))) { + long *bits; + int max; + + switch (_IOC_NR(cmd) & EV_MAX) { + case 0: bits = dev->evbit; max = EV_MAX; break; + case EV_KEY: bits = dev->keybit; max = KEY_MAX; break; + case EV_REL: bits = dev->relbit; max = REL_MAX; break; + case EV_ABS: bits = dev->absbit; max = ABS_MAX; break; + case EV_MSC: bits = dev->mscbit; max = MSC_MAX; break; + case EV_LED: bits = dev->ledbit; max = LED_MAX; break; + case EV_SND: bits = dev->sndbit; max = SND_MAX; break; + case EV_FF: bits = dev->ffbit; max = FF_MAX; break; + default: return -EINVAL; + } + bit_to_user(bits, max); + } + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGKEY(0))) + bit_to_user(dev->key, KEY_MAX); + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGLED(0))) + bit_to_user(dev->led, LED_MAX); + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGSND(0))) + bit_to_user(dev->snd, SND_MAX); + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGNAME(0))) { + int len; + if (!dev->name) return -ENOENT; + len = strlen(dev->name) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->name, len) ? -EFAULT : len; + } + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGPHYS(0))) { + int len; + if (!dev->phys) return -ENOENT; + len = strlen(dev->phys) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->phys, len) ? -EFAULT : len; + } + + if (_IOC_NR(cmd) == _IOC_NR(EVIOCGUNIQ(0))) { + int len; + if (!dev->uniq) return -ENOENT; + len = strlen(dev->uniq) + 1; + if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); + return copy_to_user(p, dev->uniq, len) ? -EFAULT : len; + } + + if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCGABS(0))) { + + int t = _IOC_NR(cmd) & ABS_MAX; + + abs.value = dev->abs[t]; + abs.minimum = dev->absmin[t]; + abs.maximum = dev->absmax[t]; + abs.fuzz = dev->absfuzz[t]; + abs.flat = dev->absflat[t]; + + if (copy_to_user(p, &abs, sizeof(struct input_absinfo))) + return -EFAULT; + + return 0; + } } - if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCSABS(0))) { + if (_IOC_DIR(cmd) == _IOC_WRITE) { - int t = _IOC_NR(cmd) & ABS_MAX; + if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCSABS(0))) { - if (copy_from_user(&abs, p, sizeof(struct input_absinfo))) - return -EFAULT; + int t = _IOC_NR(cmd) & ABS_MAX; - dev->abs[t] = abs.value; - dev->absmin[t] = abs.minimum; - dev->absmax[t] = abs.maximum; - dev->absfuzz[t] = abs.fuzz; - dev->absflat[t] = abs.flat; + if (copy_from_user(&abs, p, sizeof(struct input_absinfo))) + return -EFAULT; - return 0; + dev->abs[t] = abs.value; + dev->absmin[t] = abs.minimum; + dev->absmax[t] = abs.maximum; + dev->absfuzz[t] = abs.fuzz; + dev->absflat[t] = abs.flat; + + return 0; + } } } return -EINVAL; } +#endif static struct file_operations evdev_fops = { .owner = THIS_MODULE, @@ -396,7 +640,10 @@ static struct file_operations evdev_fops = { .poll = evdev_poll, .open = evdev_open, .release = evdev_release, - .ioctl = evdev_ioctl, + .unlocked_ioctl = evdev_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = evdev_ioctl_compat, +#endif .fasync = evdev_fasync, .flush = evdev_flush }; diff --git a/drivers/input/gameport/Kconfig b/drivers/input/gameport/Kconfig index 1d93f50..7524bd7 100644 --- a/drivers/input/gameport/Kconfig +++ b/drivers/input/gameport/Kconfig @@ -49,22 +49,8 @@ config GAMEPORT_EMU10K1 To compile this driver as a module, choose M here: the module will be called emu10k1-gp. -config GAMEPORT_VORTEX - tristate "Aureal Vortex, Vortex 2 gameport support" - depends on PCI - help - Say Y here if you have an Aureal Vortex 1 or 2 card and want - to use its gameport. - - To compile this driver as a module, choose M here: the - module will be called vortex. - config GAMEPORT_FM801 tristate "ForteMedia FM801 gameport support" depends on PCI -config GAMEPORT_CS461X - tristate "Crystal SoundFusion gameport support" - depends on PCI - endif diff --git a/drivers/input/gameport/Makefile b/drivers/input/gameport/Makefile index 5367b42..b6f6097 100644 --- a/drivers/input/gameport/Makefile +++ b/drivers/input/gameport/Makefile @@ -5,9 +5,7 @@ # Each configuration option enables a list of files. obj-$(CONFIG_GAMEPORT) += gameport.o -obj-$(CONFIG_GAMEPORT_CS461X) += cs461x.o obj-$(CONFIG_GAMEPORT_EMU10K1) += emu10k1-gp.o obj-$(CONFIG_GAMEPORT_FM801) += fm801-gp.o obj-$(CONFIG_GAMEPORT_L4) += lightning.o obj-$(CONFIG_GAMEPORT_NS558) += ns558.o -obj-$(CONFIG_GAMEPORT_VORTEX) += vortex.o diff --git a/drivers/input/gameport/cs461x.c b/drivers/input/gameport/cs461x.c deleted file mode 100644 index d4013ff..0000000 --- a/drivers/input/gameport/cs461x.c +++ /dev/null @@ -1,322 +0,0 @@ -/* - The all defines and part of code (such as cs461x_*) are - contributed from ALSA 0.5.8 sources. - See http://www.alsa-project.org/ for sources - - Tested on Linux 686 2.4.0-test9, ALSA 0.5.8a and CS4610 -*/ - -#include <asm/io.h> - -#include <linux/module.h> -#include <linux/ioport.h> -#include <linux/config.h> -#include <linux/init.h> -#include <linux/gameport.h> -#include <linux/slab.h> -#include <linux/pci.h> - -MODULE_AUTHOR("Victor Krapivin"); -MODULE_LICENSE("GPL"); - -/* - These options are experimental - -#define CS461X_FULL_MAP -*/ - - -#ifndef PCI_VENDOR_ID_CIRRUS -#define PCI_VENDOR_ID_CIRRUS 0x1013 -#endif -#ifndef PCI_DEVICE_ID_CIRRUS_4610 -#define PCI_DEVICE_ID_CIRRUS_4610 0x6001 -#endif -#ifndef PCI_DEVICE_ID_CIRRUS_4612 -#define PCI_DEVICE_ID_CIRRUS_4612 0x6003 -#endif -#ifndef PCI_DEVICE_ID_CIRRUS_4615 -#define PCI_DEVICE_ID_CIRRUS_4615 0x6004 -#endif - -/* Registers */ - -#define BA0_JSPT 0x00000480 -#define BA0_JSCTL 0x00000484 -#define BA0_JSC1 0x00000488 -#define BA0_JSC2 0x0000048C -#define BA0_JSIO 0x000004A0 - -/* Bits for JSPT */ - -#define JSPT_CAX 0x00000001 -#define JSPT_CAY 0x00000002 -#define JSPT_CBX 0x00000004 -#define JSPT_CBY 0x00000008 -#define JSPT_BA1 0x00000010 -#define JSPT_BA2 0x00000020 -#define JSPT_BB1 0x00000040 -#define JSPT_BB2 0x00000080 - -/* Bits for JSCTL */ - -#define JSCTL_SP_MASK 0x00000003 -#define JSCTL_SP_SLOW 0x00000000 -#define JSCTL_SP_MEDIUM_SLOW 0x00000001 -#define JSCTL_SP_MEDIUM_FAST 0x00000002 -#define JSCTL_SP_FAST 0x00000003 -#define JSCTL_ARE 0x00000004 - -/* Data register pairs masks */ - -#define JSC1_Y1V_MASK 0x0000FFFF -#define JSC1_X1V_MASK 0xFFFF0000 -#define JSC1_Y1V_SHIFT 0 -#define JSC1_X1V_SHIFT 16 -#define JSC2_Y2V_MASK 0x0000FFFF -#define JSC2_X2V_MASK 0xFFFF0000 -#define JSC2_Y2V_SHIFT 0 -#define JSC2_X2V_SHIFT 16 - -/* JS GPIO */ - -#define JSIO_DAX 0x00000001 -#define JSIO_DAY 0x00000002 -#define JSIO_DBX 0x00000004 -#define JSIO_DBY 0x00000008 -#define JSIO_AXOE 0x00000010 -#define JSIO_AYOE 0x00000020 -#define JSIO_BXOE 0x00000040 -#define JSIO_BYOE 0x00000080 - -/* - The card initialization code is obfuscated; the module cs461x - need to be loaded after ALSA modules initialized and something - played on the CS 4610 chip (see sources for details of CS4610 - initialization code from ALSA) -*/ - -/* Card specific definitions */ - -#define CS461X_BA0_SIZE 0x2000 -#define CS461X_BA1_DATA0_SIZE 0x3000 -#define CS461X_BA1_DATA1_SIZE 0x3800 -#define CS461X_BA1_PRG_SIZE 0x7000 -#define CS461X_BA1_REG_SIZE 0x0100 - -#define BA1_SP_DMEM0 0x00000000 -#define BA1_SP_DMEM1 0x00010000 -#define BA1_SP_PMEM 0x00020000 -#define BA1_SP_REG 0x00030000 - -#define BA1_DWORD_SIZE (13 * 1024 + 512) -#define BA1_MEMORY_COUNT 3 - -/* - Only one CS461x card is still suppoted; the code requires - redesign to avoid this limitatuion. -*/ - -static unsigned long ba0_addr; -static unsigned int __iomem *ba0; - -#ifdef CS461X_FULL_MAP -static unsigned long ba1_addr; -static union ba1_t { - struct { - unsigned int __iomem *data0; - unsigned int __iomem *data1; - unsigned int __iomem *pmem; - unsigned int __iomem *reg; - } name; - unsigned int __iomem *idx[4]; -} ba1; - -static void cs461x_poke(unsigned long reg, unsigned int val) -{ - writel(val, &ba1.idx[(reg >> 16) & 3][(reg >> 2) & 0x3fff]); -} - -static unsigned int cs461x_peek(unsigned long reg) -{ - return readl(&ba1.idx[(reg >> 16) & 3][(reg >> 2) & 0x3fff]); -} - -#endif - -static void cs461x_pokeBA0(unsigned long reg, unsigned int val) -{ - writel(val, &ba0[reg >> 2]); -} - -static unsigned int cs461x_peekBA0(unsigned long reg) -{ - return readl(&ba0[reg >> 2]); -} - -static int cs461x_free(struct pci_dev *pdev) -{ - struct gameport *port = pci_get_drvdata(pdev); - - if (port) - gameport_unregister_port(port); - - if (ba0) iounmap(ba0); -#ifdef CS461X_FULL_MAP - if (ba1.name.data0) iounmap(ba1.name.data0); - if (ba1.name.data1) iounmap(ba1.name.data1); - if (ba1.name.pmem) iounmap(ba1.name.pmem); - if (ba1.name.reg) iounmap(ba1.name.reg); -#endif - return 0; -} - -static void cs461x_gameport_trigger(struct gameport *gameport) -{ - cs461x_pokeBA0(BA0_JSPT, 0xFF); //outb(gameport->io, 0xFF); -} - -static unsigned char cs461x_gameport_read(struct gameport *gameport) -{ - return cs461x_peekBA0(BA0_JSPT); //inb(gameport->io); -} - -static int cs461x_gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons) -{ - unsigned js1, js2, jst; - - js1 = cs461x_peekBA0(BA0_JSC1); - js2 = cs461x_peekBA0(BA0_JSC2); - jst = cs461x_peekBA0(BA0_JSPT); - - *buttons = (~jst >> 4) & 0x0F; - - axes[0] = ((js1 & JSC1_Y1V_MASK) >> JSC1_Y1V_SHIFT) & 0xFFFF; - axes[1] = ((js1 & JSC1_X1V_MASK) >> JSC1_X1V_SHIFT) & 0xFFFF; - axes[2] = ((js2 & JSC2_Y2V_MASK) >> JSC2_Y2V_SHIFT) & 0xFFFF; - axes[3] = ((js2 & JSC2_X2V_MASK) >> JSC2_X2V_SHIFT) & 0xFFFF; - - for(jst=0;jst<4;++jst) - if(axes[jst]==0xFFFF) axes[jst] = -1; - return 0; -} - -static int cs461x_gameport_open(struct gameport *gameport, int mode) -{ - switch (mode) { - case GAMEPORT_MODE_COOKED: - case GAMEPORT_MODE_RAW: - return 0; - default: - return -1; - } - return 0; -} - -static struct pci_device_id cs461x_pci_tbl[] = { - { PCI_VENDOR_ID_CIRRUS, 0x6001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Cirrus CS4610 */ - { PCI_VENDOR_ID_CIRRUS, 0x6003, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Cirrus CS4612 */ - { PCI_VENDOR_ID_CIRRUS, 0x6005, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Cirrus CS4615 */ - { 0, } -}; -MODULE_DEVICE_TABLE(pci, cs461x_pci_tbl); - -static int __devinit cs461x_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) -{ - int rc; - struct gameport* port; - - rc = pci_enable_device(pdev); - if (rc) { - printk(KERN_ERR "cs461x: Cannot enable PCI gameport (bus %d, devfn %d) error=%d\n", - pdev->bus->number, pdev->devfn, rc); - return rc; - } - - ba0_addr = pci_resource_start(pdev, 0); -#ifdef CS461X_FULL_MAP - ba1_addr = pci_resource_start(pdev, 1); -#endif - if (ba0_addr == 0 || ba0_addr == ~0 -#ifdef CS461X_FULL_MAP - || ba1_addr == 0 || ba1_addr == ~0 -#endif - ) { - printk(KERN_ERR "cs461x: wrong address - ba0 = 0x%lx\n", ba0_addr); -#ifdef CS461X_FULL_MAP - printk(KERN_ERR "cs461x: wrong address - ba1 = 0x%lx\n", ba1_addr); -#endif - cs461x_free(pdev); - return -ENOMEM; - } - - ba0 = ioremap(ba0_addr, CS461X_BA0_SIZE); -#ifdef CS461X_FULL_MAP - ba1.name.data0 = ioremap(ba1_addr + BA1_SP_DMEM0, CS461X_BA1_DATA0_SIZE); - ba1.name.data1 = ioremap(ba1_addr + BA1_SP_DMEM1, CS461X_BA1_DATA1_SIZE); - ba1.name.pmem = ioremap(ba1_addr + BA1_SP_PMEM, CS461X_BA1_PRG_SIZE); - ba1.name.reg = ioremap(ba1_addr + BA1_SP_REG, CS461X_BA1_REG_SIZE); - - if (ba0 == NULL || ba1.name.data0 == NULL || - ba1.name.data1 == NULL || ba1.name.pmem == NULL || - ba1.name.reg == NULL) { - cs461x_free(pdev); - return -ENOMEM; - } -#else - if (ba0 == NULL) { - cs461x_free(pdev); - return -ENOMEM; - } -#endif - - if (!(port = gameport_allocate_port())) { - printk(KERN_ERR "cs461x: Memory allocation failed\n"); - cs461x_free(pdev); - return -ENOMEM; - } - - pci_set_drvdata(pdev, port); - - port->open = cs461x_gameport_open; - port->trigger = cs461x_gameport_trigger; - port->read = cs461x_gameport_read; - port->cooked_read = cs461x_gameport_cooked_read; - - gameport_set_name(port, "CS416x"); - gameport_set_phys(port, "pci%s/gameport0", pci_name(pdev)); - port->dev.parent = &pdev->dev; - - cs461x_pokeBA0(BA0_JSIO, 0xFF); // ? - cs461x_pokeBA0(BA0_JSCTL, JSCTL_SP_MEDIUM_SLOW); - - gameport_register_port(port); - - return 0; -} - -static void __devexit cs461x_pci_remove(struct pci_dev *pdev) -{ - cs461x_free(pdev); -} - -static struct pci_driver cs461x_pci_driver = { - .name = "CS461x_gameport", - .id_table = cs461x_pci_tbl, - .probe = cs461x_pci_probe, - .remove = __devexit_p(cs461x_pci_remove), -}; - -static int __init cs461x_init(void) -{ - return pci_register_driver(&cs461x_pci_driver); -} - -static void __exit cs461x_exit(void) -{ - pci_unregister_driver(&cs461x_pci_driver); -} - -module_init(cs461x_init); -module_exit(cs461x_exit); - diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index c77a82e..ab09cf4 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -17,11 +17,10 @@ #include <linux/init.h> #include <linux/gameport.h> #include <linux/wait.h> -#include <linux/completion.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/slab.h> #include <linux/delay.h> +#include <linux/kthread.h> /*#include <asm/io.h>*/ @@ -61,12 +60,13 @@ static void gameport_disconnect_port(struct gameport *gameport); #if defined(__i386__) +#include <asm/i8253.h> + #define DELTA(x,y) ((y)-(x)+((y)<(x)?1193182/HZ:0)) #define GET_TIME(x) do { x = get_time_pit(); } while (0) static unsigned int get_time_pit(void) { - extern spinlock_t i8253_lock; unsigned long flags; unsigned int count; @@ -238,8 +238,7 @@ struct gameport_event { static DEFINE_SPINLOCK(gameport_event_lock); /* protects gameport_event_list */ static LIST_HEAD(gameport_event_list); static DECLARE_WAIT_QUEUE_HEAD(gameport_wait); -static DECLARE_COMPLETION(gameport_exited); -static int gameport_pid; +static struct task_struct *gameport_task; static void gameport_queue_event(void *object, struct module *owner, enum gameport_event_type event_type) @@ -250,12 +249,12 @@ static void gameport_queue_event(void *object, struct module *owner, spin_lock_irqsave(&gameport_event_lock, flags); /* - * Scan event list for the other events for the same gameport port, + * Scan event list for the other events for the same gameport port, * starting with the most recent one. If event is the same we * do not need add new one. If event is of different type we * need to add this event and should not look further because * we need to preseve sequence of distinct events. - */ + */ list_for_each_entry_reverse(event, &gameport_event_list, node) { if (event->object == object) { if (event->type == event_type) @@ -432,20 +431,15 @@ static struct gameport *gameport_get_pending_child(struct gameport *parent) static int gameport_thread(void *nothing) { - lock_kernel(); - daemonize("kgameportd"); - allow_signal(SIGTERM); - do { gameport_handle_events(); - wait_event_interruptible(gameport_wait, !list_empty(&gameport_event_list)); + wait_event_interruptible(gameport_wait, + kthread_should_stop() || !list_empty(&gameport_event_list)); try_to_freeze(); - } while (!signal_pending(current)); + } while (!kthread_should_stop()); printk(KERN_DEBUG "gameport: kgameportd exiting\n"); - - unlock_kernel(); - complete_and_exit(&gameport_exited, 0); + return 0; } @@ -773,9 +767,10 @@ void gameport_close(struct gameport *gameport) static int __init gameport_init(void) { - if (!(gameport_pid = kernel_thread(gameport_thread, NULL, CLONE_KERNEL))) { + gameport_task = kthread_run(gameport_thread, NULL, "kgameportd"); + if (IS_ERR(gameport_task)) { printk(KERN_ERR "gameport: Failed to start kgameportd\n"); - return -1; + return PTR_ERR(gameport_task); } gameport_bus.dev_attrs = gameport_device_attrs; @@ -789,8 +784,7 @@ static int __init gameport_init(void) static void __exit gameport_exit(void) { bus_unregister(&gameport_bus); - kill_proc(gameport_pid, SIGTERM, 1); - wait_for_completion(&gameport_exited); + kthread_stop(gameport_task); } module_init(gameport_init); diff --git a/drivers/input/gameport/ns558.c b/drivers/input/gameport/ns558.c index 7c5c631..1ab5f2d 100644 --- a/drivers/input/gameport/ns558.c +++ b/drivers/input/gameport/ns558.c @@ -258,18 +258,18 @@ static int __init ns558_init(void) { int i = 0; + if (pnp_register_driver(&ns558_pnp_driver) >= 0) + pnp_registered = 1; + /* - * Probe ISA ports first so that PnP gets to choose free port addresses - * not occupied by the ISA ports. + * Probe ISA ports after PnP, so that PnP ports that are already + * enabled get detected as PnP. This may be suboptimal in multi-device + * configurations, but saves hassle with simple setups. */ while (ns558_isa_portlist[i]) ns558_isa_probe(ns558_isa_portlist[i++]); - if (pnp_register_driver(&ns558_pnp_driver) >= 0) - pnp_registered = 1; - - return (list_empty(&ns558_list) && !pnp_registered) ? -ENODEV : 0; } diff --git a/drivers/input/gameport/vortex.c b/drivers/input/gameport/vortex.c deleted file mode 100644 index 36b0309..0000000 --- a/drivers/input/gameport/vortex.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * $Id: vortex.c,v 1.5 2002/07/01 15:39:30 vojtech Exp $ - * - * Copyright (c) 2000-2001 Vojtech Pavlik - * - * Based on the work of: - * Raymond Ingles - */ - -/* - * Trident 4DWave and Aureal Vortex gameport driver for Linux - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Should you need to contact me, the author, you can do so either by - * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: - * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic - */ - -#include <asm/io.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/gameport.h> - -MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); -MODULE_DESCRIPTION("Aureal Vortex and Vortex2 gameport driver"); -MODULE_LICENSE("GPL"); - -#define VORTEX_GCR 0x0c /* Gameport control register */ -#define VORTEX_LEG 0x08 /* Legacy port location */ -#define VORTEX_AXD 0x10 /* Axes start */ -#define VORTEX_DATA_WAIT 20 /* 20 ms */ - -struct vortex { - struct gameport *gameport; - struct pci_dev *dev; - unsigned char __iomem *base; - unsigned char __iomem *io; -}; - -static unsigned char vortex_read(struct gameport *gameport) -{ - struct vortex *vortex = gameport->port_data; - return readb(vortex->io + VORTEX_LEG); -} - -static void vortex_trigger(struct gameport *gameport) -{ - struct vortex *vortex = gameport->port_data; - writeb(0xff, vortex->io + VORTEX_LEG); -} - -static int vortex_cooked_read(struct gameport *gameport, int *axes, int *buttons) -{ - struct vortex *vortex = gameport->port_data; - int i; - - *buttons = (~readb(vortex->base + VORTEX_LEG) >> 4) & 0xf; - - for (i = 0; i < 4; i++) { - axes[i] = readw(vortex->io + VORTEX_AXD + i * sizeof(u32)); - if (axes[i] == 0x1fff) axes[i] = -1; - } - - return 0; -} - -static int vortex_open(struct gameport *gameport, int mode) -{ - struct vortex *vortex = gameport->port_data; - - switch (mode) { - case GAMEPORT_MODE_COOKED: - writeb(0x40, vortex->io + VORTEX_GCR); - msleep(VORTEX_DATA_WAIT); - return 0; - case GAMEPORT_MODE_RAW: - writeb(0x00, vortex->io + VORTEX_GCR); - return 0; - default: - return -1; - } - - return 0; -} - -static int __devinit vortex_probe(struct pci_dev *dev, const struct pci_device_id *id) -{ - struct vortex *vortex; - struct gameport *port; - int i; - - vortex = kcalloc(1, sizeof(struct vortex), GFP_KERNEL); - port = gameport_allocate_port(); - if (!vortex || !port) { - printk(KERN_ERR "vortex: Memory allocation failed.\n"); - kfree(vortex); - gameport_free_port(port); - return -ENOMEM; - } - - for (i = 0; i < 6; i++) - if (~pci_resource_flags(dev, i) & IORESOURCE_IO) - break; - - pci_enable_device(dev); - - vortex->dev = dev; - vortex->gameport = port; - vortex->base = ioremap(pci_resource_start(vortex->dev, i), - pci_resource_len(vortex->dev, i)); - vortex->io = vortex->base + id->driver_data; - - pci_set_drvdata(dev, vortex); - - port->port_data = vortex; - port->fuzz = 64; - - gameport_set_name(port, "AU88x0"); - gameport_set_phys(port, "pci%s/gameport0", pci_name(dev)); - port->dev.parent = &dev->dev; - port->read = vortex_read; - port->trigger = vortex_trigger; - port->cooked_read = vortex_cooked_read; - port->open = vortex_open; - - gameport_register_port(port); - - return 0; -} - -static void __devexit vortex_remove(struct pci_dev *dev) -{ - struct vortex *vortex = pci_get_drvdata(dev); - - gameport_unregister_port(vortex->gameport); - iounmap(vortex->base); - kfree(vortex); -} - -static struct pci_device_id vortex_id_table[] = { - { 0x12eb, 0x0001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0x11000 }, - { 0x12eb, 0x0002, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0x28800 }, - { 0 } -}; - -static struct pci_driver vortex_driver = { - .name = "vortex_gameport", - .id_table = vortex_id_table, - .probe = vortex_probe, - .remove = __devexit_p(vortex_remove), -}; - -static int __init vortex_init(void) -{ - return pci_register_driver(&vortex_driver); -} - -static void __exit vortex_exit(void) -{ - pci_unregister_driver(&vortex_driver); -} - -module_init(vortex_init); -module_exit(vortex_exit); diff --git a/drivers/input/input.c b/drivers/input/input.c index 83c77c9..7c4b4d3 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -219,10 +219,24 @@ void input_release_device(struct input_handle *handle) int input_open_device(struct input_handle *handle) { + struct input_dev *dev = handle->dev; + int err; + + err = down_interruptible(&dev->sem); + if (err) + return err; + handle->open++; - if (handle->dev->open) - return handle->dev->open(handle->dev); - return 0; + + if (!dev->users++ && dev->open) + err = dev->open(dev); + + if (err) + handle->open--; + + up(&dev->sem); + + return err; } int input_flush_device(struct input_handle* handle, struct file* file) @@ -235,10 +249,17 @@ int input_flush_device(struct input_handle* handle, struct file* file) void input_close_device(struct input_handle *handle) { + struct input_dev *dev = handle->dev; + input_release_device(handle); - if (handle->dev->close) - handle->dev->close(handle->dev); + + down(&dev->sem); + + if (!--dev->users && dev->close) + dev->close(dev); handle->open--; + + up(&dev->sem); } static void input_link_handle(struct input_handle *handle) @@ -415,6 +436,8 @@ void input_register_device(struct input_dev *dev) set_bit(EV_SYN, dev->evbit); + init_MUTEX(&dev->sem); + /* * If delay and period are pre-set by the driver, then autorepeating * is handled by the driver itself and we don't do it in input.c. @@ -674,6 +697,8 @@ static int input_handlers_read(char *buf, char **start, off_t pos, int count, in return (count > cnt) ? cnt : count; } +static struct file_operations input_fileops; + static int __init input_proc_init(void) { struct proc_dir_entry *entry; @@ -688,6 +713,8 @@ static int __init input_proc_init(void) return -ENOMEM; } entry->owner = THIS_MODULE; + input_fileops = *entry->proc_fops; + entry->proc_fops = &input_fileops; entry->proc_fops->poll = input_devices_poll; entry = create_proc_read_entry("handlers", 0, proc_bus_input_dir, input_handlers_read, NULL); if (entry == NULL) { diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 39775fc..ff8e1bb 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -285,48 +285,33 @@ static unsigned int joydev_poll(struct file *file, poll_table *wait) (POLLIN | POLLRDNORM) : 0) | (list->joydev->exist ? 0 : (POLLHUP | POLLERR)); } -static int joydev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +static int joydev_ioctl_common(struct joydev *joydev, unsigned int cmd, void __user *argp) { - struct joydev_list *list = file->private_data; - struct joydev *joydev = list->joydev; struct input_dev *dev = joydev->handle.dev; - void __user *argp = (void __user *)arg; int i, j; - if (!joydev->exist) return -ENODEV; - switch (cmd) { case JS_SET_CAL: return copy_from_user(&joydev->glue.JS_CORR, argp, - sizeof(struct JS_DATA_TYPE)) ? -EFAULT : 0; + sizeof(joydev->glue.JS_CORR)) ? -EFAULT : 0; case JS_GET_CAL: return copy_to_user(argp, &joydev->glue.JS_CORR, - sizeof(struct JS_DATA_TYPE)) ? -EFAULT : 0; + sizeof(joydev->glue.JS_CORR)) ? -EFAULT : 0; case JS_SET_TIMEOUT: - return get_user(joydev->glue.JS_TIMEOUT, (int __user *) arg); + return get_user(joydev->glue.JS_TIMEOUT, (s32 __user *) argp); case JS_GET_TIMEOUT: - return put_user(joydev->glue.JS_TIMEOUT, (int __user *) arg); - case JS_SET_TIMELIMIT: - return get_user(joydev->glue.JS_TIMELIMIT, (long __user *) arg); - case JS_GET_TIMELIMIT: - return put_user(joydev->glue.JS_TIMELIMIT, (long __user *) arg); - case JS_SET_ALL: - return copy_from_user(&joydev->glue, argp, - sizeof(struct JS_DATA_SAVE_TYPE)) ? -EFAULT : 0; - case JS_GET_ALL: - return copy_to_user(argp, &joydev->glue, - sizeof(struct JS_DATA_SAVE_TYPE)) ? -EFAULT : 0; + return put_user(joydev->glue.JS_TIMEOUT, (s32 __user *) argp); case JSIOCGVERSION: - return put_user(JS_VERSION, (__u32 __user *) arg); + return put_user(JS_VERSION, (__u32 __user *) argp); case JSIOCGAXES: - return put_user(joydev->nabs, (__u8 __user *) arg); + return put_user(joydev->nabs, (__u8 __user *) argp); case JSIOCGBUTTONS: - return put_user(joydev->nkey, (__u8 __user *) arg); + return put_user(joydev->nkey, (__u8 __user *) argp); case JSIOCSCORR: if (copy_from_user(joydev->corr, argp, - sizeof(struct js_corr) * joydev->nabs)) + sizeof(joydev->corr[0]) * joydev->nabs)) return -EFAULT; for (i = 0; i < joydev->nabs; i++) { j = joydev->abspam[i]; @@ -335,7 +320,7 @@ static int joydev_ioctl(struct inode *inode, struct file *file, unsigned int cmd return 0; case JSIOCGCORR: return copy_to_user(argp, joydev->corr, - sizeof(struct js_corr) * joydev->nabs) ? -EFAULT : 0; + sizeof(joydev->corr[0]) * joydev->nabs) ? -EFAULT : 0; case JSIOCSAXMAP: if (copy_from_user(joydev->abspam, argp, sizeof(__u8) * (ABS_MAX + 1))) return -EFAULT; @@ -371,6 +356,84 @@ static int joydev_ioctl(struct inode *inode, struct file *file, unsigned int cmd return -EINVAL; } +#ifdef CONFIG_COMPAT +static long joydev_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct joydev_list *list = file->private_data; + struct joydev *joydev = list->joydev; + void __user *argp = (void __user *)arg; + s32 tmp32; + struct JS_DATA_SAVE_TYPE_32 ds32; + int err; + + if (!joydev->exist) return -ENODEV; + switch(cmd) { + case JS_SET_TIMELIMIT: + err = get_user(tmp32, (s32 __user *) arg); + if (err == 0) + joydev->glue.JS_TIMELIMIT = tmp32; + break; + case JS_GET_TIMELIMIT: + tmp32 = joydev->glue.JS_TIMELIMIT; + err = put_user(tmp32, (s32 __user *) arg); + break; + + case JS_SET_ALL: + err = copy_from_user(&ds32, argp, + sizeof(ds32)) ? -EFAULT : 0; + if (err == 0) { + joydev->glue.JS_TIMEOUT = ds32.JS_TIMEOUT; + joydev->glue.BUSY = ds32.BUSY; + joydev->glue.JS_EXPIRETIME = ds32.JS_EXPIRETIME; + joydev->glue.JS_TIMELIMIT = ds32.JS_TIMELIMIT; + joydev->glue.JS_SAVE = ds32.JS_SAVE; + joydev->glue.JS_CORR = ds32.JS_CORR; + } + break; + + case JS_GET_ALL: + ds32.JS_TIMEOUT = joydev->glue.JS_TIMEOUT; + ds32.BUSY = joydev->glue.BUSY; + ds32.JS_EXPIRETIME = joydev->glue.JS_EXPIRETIME; + ds32.JS_TIMELIMIT = joydev->glue.JS_TIMELIMIT; + ds32.JS_SAVE = joydev->glue.JS_SAVE; + ds32.JS_CORR = joydev->glue.JS_CORR; + + err = copy_to_user(argp, &ds32, + sizeof(ds32)) ? -EFAULT : 0; + break; + + default: + err = joydev_ioctl_common(joydev, cmd, argp); + } + return err; +} +#endif /* CONFIG_COMPAT */ + +static int joydev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +{ + struct joydev_list *list = file->private_data; + struct joydev *joydev = list->joydev; + void __user *argp = (void __user *)arg; + + if (!joydev->exist) return -ENODEV; + + switch(cmd) { + case JS_SET_TIMELIMIT: + return get_user(joydev->glue.JS_TIMELIMIT, (long __user *) arg); + case JS_GET_TIMELIMIT: + return put_user(joydev->glue.JS_TIMELIMIT, (long __user *) arg); + case JS_SET_ALL: + return copy_from_user(&joydev->glue, argp, + sizeof(joydev->glue)) ? -EFAULT : 0; + case JS_GET_ALL: + return copy_to_user(argp, &joydev->glue, + sizeof(joydev->glue)) ? -EFAULT : 0; + default: + return joydev_ioctl_common(joydev, cmd, argp); + } +} + static struct file_operations joydev_fops = { .owner = THIS_MODULE, .read = joydev_read, @@ -379,6 +442,9 @@ static struct file_operations joydev_fops = { .open = joydev_open, .release = joydev_release, .ioctl = joydev_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = joydev_compat_ioctl, +#endif .fasync = joydev_fasync, }; diff --git a/drivers/input/joystick/a3d.c b/drivers/input/joystick/a3d.c index ad39fe4..bf34f75 100644 --- a/drivers/input/joystick/a3d.c +++ b/drivers/input/joystick/a3d.c @@ -185,7 +185,7 @@ static void a3d_poll(struct gameport *gameport) a3d->reads++; if (a3d_read_packet(a3d->gameport, a3d->length, data) != a3d->length || data[0] != a3d->mode || a3d_csum(data, a3d->length)) - a3d->bads++; + a3d->bads++; else a3d_read(a3d, data); } diff --git a/drivers/input/joystick/adi.c b/drivers/input/joystick/adi.c index 83f6daf..2659629 100644 --- a/drivers/input/joystick/adi.c +++ b/drivers/input/joystick/adi.c @@ -82,7 +82,7 @@ static char adi_cm2_abs[] = { ABS_X, ABS_Y, ABS_Z, ABS_RX, ABS_RY, ABS_RZ }; static char adi_wmf_abs[] = { ABS_WHEEL, ABS_GAS, ABS_BRAKE, ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X, ABS_HAT1Y, ABS_HAT2X, ABS_HAT2Y }; static short adi_wmgpe_key[] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_START, BTN_MODE, BTN_SELECT }; -static short adi_wmi_key[] = { BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE, BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_EXTRA }; +static short adi_wmi_key[] = { BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE, BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_EXTRA }; static short adi_wmed3d_key[] = { BTN_TRIGGER, BTN_THUMB, BTN_THUMB2, BTN_TOP, BTN_TOP2, BTN_BASE, BTN_BASE2 }; static short adi_cm2_key[] = { BTN_1, BTN_2, BTN_3, BTN_4, BTN_5, BTN_6, BTN_7, BTN_8 }; @@ -183,7 +183,7 @@ static void adi_move_bits(struct adi_port *port, int length) int i; struct adi *adi = port->adi; - adi[0].idx = adi[1].idx = 0; + adi[0].idx = adi[1].idx = 0; if (adi[0].ret <= 0 || adi[1].ret <= 0) return; if (adi[0].data[0] & 0x20 || ~adi[1].data[0] & 0x20) return; diff --git a/drivers/input/joystick/amijoy.c b/drivers/input/joystick/amijoy.c index cf36ca9..033456b 100644 --- a/drivers/input/joystick/amijoy.c +++ b/drivers/input/joystick/amijoy.c @@ -51,7 +51,8 @@ MODULE_PARM_DESC(map, "Map of attached joysticks in form of <a>,<b> (default is __obsolete_setup("amijoy="); -static int amijoy_used[2] = { 0, 0 }; +static int amijoy_used; +static DECLARE_MUTEX(amijoy_sem); static struct input_dev amijoy_dev[2]; static char *amijoy_phys[2] = { "amijoy/input0", "amijoy/input1" }; @@ -84,26 +85,30 @@ static irqreturn_t amijoy_interrupt(int irq, void *dummy, struct pt_regs *fp) static int amijoy_open(struct input_dev *dev) { - int *used = dev->private; + int err; - if ((*used)++) - return 0; + err = down_interruptible(&amijoy_sem); + if (err) + return err; - if (request_irq(IRQ_AMIGA_VERTB, amijoy_interrupt, 0, "amijoy", amijoy_interrupt)) { - (*used)--; + if (!amijoy_used && request_irq(IRQ_AMIGA_VERTB, amijoy_interrupt, 0, "amijoy", amijoy_interrupt)) { printk(KERN_ERR "amijoy.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB); - return -EBUSY; + err = -EBUSY; + goto out; } - return 0; + amijoy_used++; +out: + up(&amijoy_sem); + return err; } static void amijoy_close(struct input_dev *dev) { - int *used = dev->private; - - if (!--(*used)) + down(&amijoysem); + if (!--amijoy_used) free_irq(IRQ_AMIGA_VERTB, amijoy_interrupt); + up(&amijoy_sem); } static int __init amijoy_init(void) @@ -138,8 +143,6 @@ static int __init amijoy_init(void) amijoy_dev[i].id.product = 0x0003; amijoy_dev[i].id.version = 0x0100; - amijoy_dev[i].private = amijoy_used + i; - input_register_device(amijoy_dev + i); printk(KERN_INFO "input: %s at joy%ddat\n", amijoy_name, i); } diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c index 504b7d5..c3a5739 100644 --- a/drivers/input/joystick/analog.c +++ b/drivers/input/joystick/analog.c @@ -140,12 +140,14 @@ struct analog_port { */ #ifdef __i386__ + +#include <asm/i8253.h> + #define GET_TIME(x) do { if (cpu_has_tsc) rdtscl(x); else x = get_time_pit(); } while (0) #define DELTA(x,y) (cpu_has_tsc ? ((y) - (x)) : ((x) - (y) + ((x) < (y) ? CLOCK_TICK_RATE / HZ : 0))) #define TIME_NAME (cpu_has_tsc?"TSC":"PIT") static unsigned int get_time_pit(void) { - extern spinlock_t i8253_lock; unsigned long flags; unsigned int count; diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c index cfdd3ac..fbd3eed 100644 --- a/drivers/input/joystick/db9.c +++ b/drivers/input/joystick/db9.c @@ -87,7 +87,7 @@ __obsolete_setup("db9_3="); #define DB9_NORMAL 0x0a #define DB9_NOSELECT 0x08 -#define DB9_MAX_DEVICES 2 +#define DB9_MAX_DEVICES 2 #define DB9_GENESIS6_DELAY 14 #define DB9_REFRESH_TIME HZ/100 @@ -98,6 +98,7 @@ struct db9 { struct pardevice *pd; int mode; int used; + struct semaphore sem; char phys[2][32]; }; @@ -503,6 +504,11 @@ static int db9_open(struct input_dev *dev) { struct db9 *db9 = dev->private; struct parport *port = db9->pd->port; + int err; + + err = down_interruptible(&db9->sem); + if (err) + return err; if (!db9->used++) { parport_claim(db9->pd); @@ -514,6 +520,7 @@ static int db9_open(struct input_dev *dev) mod_timer(&db9->timer, jiffies + DB9_REFRESH_TIME); } + up(&db9->sem); return 0; } @@ -522,12 +529,14 @@ static void db9_close(struct input_dev *dev) struct db9 *db9 = dev->private; struct parport *port = db9->pd->port; + down(&db9->sem); if (!--db9->used) { - del_timer(&db9->timer); + del_timer_sync(&db9->timer); parport_write_control(port, 0x00); parport_data_forward(port); parport_release(db9->pd); } + up(&db9->sem); } static struct db9 __init *db9_probe(int *config, int nargs) @@ -563,12 +572,12 @@ static struct db9 __init *db9_probe(int *config, int nargs) } } - if (!(db9 = kmalloc(sizeof(struct db9), GFP_KERNEL))) { + if (!(db9 = kcalloc(1, sizeof(struct db9), GFP_KERNEL))) { parport_put_port(pp); return NULL; } - memset(db9, 0, sizeof(struct db9)); + init_MUTEX(&db9->sem); db9->mode = config[1]; init_timer(&db9->timer); db9->timer.data = (long) db9; diff --git a/drivers/input/joystick/gamecon.c b/drivers/input/joystick/gamecon.c index 8732f52..95bbdd3 100644 --- a/drivers/input/joystick/gamecon.c +++ b/drivers/input/joystick/gamecon.c @@ -1,12 +1,12 @@ /* * NES, SNES, N64, MultiSystem, PSX gamepad driver for Linux * - * Copyright (c) 1999-2004 Vojtech Pavlik <vojtech@suse.cz> - * Copyright (c) 2004 Peter Nelson <rufus-kernel@hackish.org> + * Copyright (c) 1999-2004 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (c) 2004 Peter Nelson <rufus-kernel@hackish.org> * * Based on the work of: - * Andree Borrmann John Dahlstrom - * David Kuder Nathan Hand + * Andree Borrmann John Dahlstrom + * David Kuder Nathan Hand */ /* @@ -81,6 +81,7 @@ struct gc { struct timer_list timer; unsigned char pads[GC_MAX + 1]; int used; + struct semaphore sem; char phys[5][32]; }; @@ -433,7 +434,7 @@ static void gc_timer(unsigned long private) gc_psx_read_packet(gc, data_psx, data); for (i = 0; i < 5; i++) { - switch (data[i]) { + switch (data[i]) { case GC_PSX_RUMBLE: @@ -503,22 +504,33 @@ static void gc_timer(unsigned long private) static int gc_open(struct input_dev *dev) { struct gc *gc = dev->private; + int err; + + err = down_interruptible(&gc->sem); + if (err) + return err; + if (!gc->used++) { parport_claim(gc->pd); parport_write_control(gc->pd->port, 0x04); mod_timer(&gc->timer, jiffies + GC_REFRESH_TIME); } + + up(&gc->sem); return 0; } static void gc_close(struct input_dev *dev) { struct gc *gc = dev->private; + + down(&gc->sem); if (!--gc->used) { - del_timer(&gc->timer); + del_timer_sync(&gc->timer); parport_write_control(gc->pd->port, 0x00); parport_release(gc->pd); } + up(&gc->sem); } static struct gc __init *gc_probe(int *config, int nargs) @@ -542,11 +554,12 @@ static struct gc __init *gc_probe(int *config, int nargs) return NULL; } - if (!(gc = kmalloc(sizeof(struct gc), GFP_KERNEL))) { + if (!(gc = kcalloc(1, sizeof(struct gc), GFP_KERNEL))) { parport_put_port(pp); return NULL; } - memset(gc, 0, sizeof(struct gc)); + + init_MUTEX(&gc->sem); gc->pd = parport_register_device(pp, "gamecon", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL); diff --git a/drivers/input/joystick/gf2k.c b/drivers/input/joystick/gf2k.c index ad13f09..7d96942 100644 --- a/drivers/input/joystick/gf2k.c +++ b/drivers/input/joystick/gf2k.c @@ -329,7 +329,7 @@ static int gf2k_connect(struct gameport *gameport, struct gameport_driver *drv) for (i = 0; i < gf2k_axes[gf2k->id]; i++) { gf2k->dev.absmax[gf2k_abs[i]] = (i < 2) ? gf2k->dev.abs[gf2k_abs[i]] * 2 - 32 : - gf2k->dev.abs[gf2k_abs[0]] + gf2k->dev.abs[gf2k_abs[1]] - 32; + gf2k->dev.abs[gf2k_abs[0]] + gf2k->dev.abs[gf2k_abs[1]] - 32; gf2k->dev.absmin[gf2k_abs[i]] = 32; gf2k->dev.absfuzz[gf2k_abs[i]] = 8; gf2k->dev.absflat[gf2k_abs[i]] = (i < 2) ? 24 : 0; diff --git a/drivers/input/joystick/grip_mp.c b/drivers/input/joystick/grip_mp.c index 42e5005..0da7bd1 100644 --- a/drivers/input/joystick/grip_mp.c +++ b/drivers/input/joystick/grip_mp.c @@ -171,7 +171,7 @@ static int mp_io(struct gameport* gameport, int sendflags, int sendcode, u32 *pa *packet = 0; raw_data = gameport_read(gameport); if (raw_data & 1) - return IO_RETRY; + return IO_RETRY; for (i = 0; i < 64; i++) { raw_data = gameport_read(gameport); diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c index 028f351..e31b7b9 100644 --- a/drivers/input/joystick/iforce/iforce-main.c +++ b/drivers/input/joystick/iforce/iforce-main.c @@ -78,6 +78,7 @@ static struct iforce_device iforce_device[] = { { 0x061c, 0xc0a4, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, //? { 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //? { 0x06f8, 0x0004, "Guillemot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //? + { 0x06f8, 0x0004, "Gullemot Jet Leader 3D", btn_joystick, abs_joystick, ff_iforce }, //? { 0x0000, 0x0000, "Unknown I-Force Device [%04x:%04x]", btn_joystick, abs_joystick, ff_iforce } }; diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c index 617c0b0..6369a24 100644 --- a/drivers/input/joystick/iforce/iforce-usb.c +++ b/drivers/input/joystick/iforce/iforce-usb.c @@ -229,6 +229,7 @@ static struct usb_device_id iforce_usb_ids [] = { { USB_DEVICE(0x061c, 0xc0a4) }, /* ACT LABS Force RS */ { USB_DEVICE(0x06f8, 0x0001) }, /* Guillemot Race Leader Force Feedback */ { USB_DEVICE(0x06f8, 0x0004) }, /* Guillemot Force Feedback Racing Wheel */ + { USB_DEVICE(0x06f8, 0xa302) }, /* Guillemot Jet Leader 3D */ { } /* Terminating entry */ }; diff --git a/drivers/input/joystick/spaceball.c b/drivers/input/joystick/spaceball.c index ec0a2a6..a436f22 100644 --- a/drivers/input/joystick/spaceball.c +++ b/drivers/input/joystick/spaceball.c @@ -4,8 +4,8 @@ * Copyright (c) 1999-2001 Vojtech Pavlik * * Based on the work of: - * David Thompson - * Joseph Krahn + * David Thompson + * Joseph Krahn */ /* diff --git a/drivers/input/joystick/spaceorb.c b/drivers/input/joystick/spaceorb.c index 874367b..01fd2e4 100644 --- a/drivers/input/joystick/spaceorb.c +++ b/drivers/input/joystick/spaceorb.c @@ -4,7 +4,7 @@ * Copyright (c) 1999-2001 Vojtech Pavlik * * Based on the work of: - * David Thompson + * David Thompson */ /* diff --git a/drivers/input/joystick/tmdc.c b/drivers/input/joystick/tmdc.c index aaee52c..9eb9954 100644 --- a/drivers/input/joystick/tmdc.c +++ b/drivers/input/joystick/tmdc.c @@ -79,7 +79,7 @@ static short tmdc_btn_pad[TMDC_BTN] = { BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_START, BTN_SELECT, BTN_TL, BTN_TR }; static short tmdc_btn_joy[TMDC_BTN] = { BTN_TRIGGER, BTN_THUMB, BTN_TOP, BTN_TOP2, BTN_BASE, BTN_BASE2, BTN_THUMB2, BTN_PINKIE, - BTN_BASE3, BTN_BASE4, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z }; + BTN_BASE3, BTN_BASE4, BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z }; static short tmdc_btn_fm[TMDC_BTN] = { BTN_TRIGGER, BTN_C, BTN_B, BTN_A, BTN_THUMB, BTN_X, BTN_Y, BTN_Z, BTN_TOP, BTN_TOP2 }; static short tmdc_btn_at[TMDC_BTN] = diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c index dd88b9c..28100d4 100644 --- a/drivers/input/joystick/turbografx.c +++ b/drivers/input/joystick/turbografx.c @@ -84,6 +84,7 @@ static struct tgfx { char phys[7][32]; int sticks; int used; + struct semaphore sem; } *tgfx_base[3]; /* @@ -99,7 +100,7 @@ static void tgfx_timer(unsigned long private) for (i = 0; i < 7; i++) if (tgfx->sticks & (1 << i)) { - dev = tgfx->dev + i; + dev = tgfx->dev + i; parport_write_data(tgfx->pd->port, ~(1 << i)); data1 = parport_read_status(tgfx->pd->port) ^ 0x7f; @@ -122,23 +123,34 @@ static void tgfx_timer(unsigned long private) static int tgfx_open(struct input_dev *dev) { - struct tgfx *tgfx = dev->private; - if (!tgfx->used++) { + struct tgfx *tgfx = dev->private; + int err; + + err = down_interruptible(&tgfx->sem); + if (err) + return err; + + if (!tgfx->used++) { parport_claim(tgfx->pd); parport_write_control(tgfx->pd->port, 0x04); - mod_timer(&tgfx->timer, jiffies + TGFX_REFRESH_TIME); + mod_timer(&tgfx->timer, jiffies + TGFX_REFRESH_TIME); } - return 0; + + up(&tgfx->sem); + return 0; } static void tgfx_close(struct input_dev *dev) { - struct tgfx *tgfx = dev->private; - if (!--tgfx->used) { - del_timer(&tgfx->timer); + struct tgfx *tgfx = dev->private; + + down(&tgfx->sem); + if (!--tgfx->used) { + del_timer_sync(&tgfx->timer); parport_write_control(tgfx->pd->port, 0x00); - parport_release(tgfx->pd); + parport_release(tgfx->pd); } + up(&tgfx->sem); } /* @@ -166,11 +178,12 @@ static struct tgfx __init *tgfx_probe(int *config, int nargs) return NULL; } - if (!(tgfx = kmalloc(sizeof(struct tgfx), GFP_KERNEL))) { + if (!(tgfx = kcalloc(1, sizeof(struct tgfx), GFP_KERNEL))) { parport_put_port(pp); return NULL; } - memset(tgfx, 0, sizeof(struct tgfx)); + + init_MUTEX(&tgfx->sem); tgfx->pd = parport_register_device(pp, "turbografx", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL); diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index 82fad9a..4d4985b 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -227,7 +227,7 @@ static ssize_t atkbd_do_set_##_name(struct device *d, struct device_attribute *a { \ return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \ } \ -static struct device_attribute atkbd_attr_##_name = \ +static struct device_attribute atkbd_attr_##_name = \ __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name); ATKBD_DEFINE_ATTR(extra); @@ -388,7 +388,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, value = atkbd->release ? 0 : (1 + (!atkbd->softrepeat && test_bit(atkbd->keycode[code], atkbd->dev.key))); - switch (value) { /* Workaround Toshiba laptop multiple keypress */ + switch (value) { /* Workaround Toshiba laptop multiple keypress */ case 0: atkbd->last = 0; break; @@ -894,7 +894,7 @@ static int atkbd_reconnect(struct serio *serio) if (atkbd->write) { param[0] = (test_bit(LED_SCROLLL, atkbd->dev.led) ? 1 : 0) | (test_bit(LED_NUML, atkbd->dev.led) ? 2 : 0) - | (test_bit(LED_CAPSL, atkbd->dev.led) ? 4 : 0); + | (test_bit(LED_CAPSL, atkbd->dev.led) ? 4 : 0); if (atkbd_probe(atkbd)) return -1; diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c index 0f1220a..a855171 100644 --- a/drivers/input/keyboard/corgikbd.c +++ b/drivers/input/keyboard/corgikbd.c @@ -39,6 +39,7 @@ #define CORGI_KEY_CALENDER KEY_F1 #define CORGI_KEY_ADDRESS KEY_F2 #define CORGI_KEY_FN KEY_F3 +#define CORGI_KEY_CANCEL KEY_F4 #define CORGI_KEY_OFF KEY_SUSPEND #define CORGI_KEY_EXOK KEY_F5 #define CORGI_KEY_EXCANCEL KEY_F6 @@ -46,6 +47,7 @@ #define CORGI_KEY_EXJOGUP KEY_F8 #define CORGI_KEY_JAP1 KEY_LEFTCTRL #define CORGI_KEY_JAP2 KEY_LEFTALT +#define CORGI_KEY_MAIL KEY_F10 #define CORGI_KEY_OK KEY_F11 #define CORGI_KEY_MENU KEY_F12 #define CORGI_HINGE_0 KEY_KP0 @@ -59,8 +61,8 @@ static unsigned char corgikbd_keycode[NR_SCANCODES] = { KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ CORGI_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ CORGI_KEY_ADDRESS, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, 0, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, /* 65-80 */ - KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, 0, CORGI_KEY_FN, 0, 0, 0, 0, /* 81-96 */ - KEY_SYSRQ, CORGI_KEY_JAP1, CORGI_KEY_JAP2, KEY_CANCEL, CORGI_KEY_OK, CORGI_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0, /* 97-112 */ + CORGI_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, 0, CORGI_KEY_FN, 0, 0, 0, 0, /* 81-96 */ + KEY_SYSRQ, CORGI_KEY_JAP1, CORGI_KEY_JAP2, CORGI_KEY_CANCEL, CORGI_KEY_OK, CORGI_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0, /* 97-112 */ CORGI_KEY_OFF, CORGI_KEY_EXOK, CORGI_KEY_EXCANCEL, CORGI_KEY_EXJOGDOWN, CORGI_KEY_EXJOGUP, 0, 0, 0, 0, 0, 0, 0, /* 113-124 */ CORGI_HINGE_0, CORGI_HINGE_1, CORGI_HINGE_2 /* 125-127 */ }; diff --git a/drivers/input/keyboard/lkkbd.c b/drivers/input/keyboard/lkkbd.c index 2694ff2..098963c 100644 --- a/drivers/input/keyboard/lkkbd.c +++ b/drivers/input/keyboard/lkkbd.c @@ -15,10 +15,10 @@ * information given below, I will _not_ be liable! * * RJ10 pinout: To DE9: Or DB25: - * 1 - RxD <----> Pin 3 (TxD) <-> Pin 2 (TxD) - * 2 - GND <----> Pin 5 (GND) <-> Pin 7 (GND) - * 4 - TxD <----> Pin 2 (RxD) <-> Pin 3 (RxD) - * 3 - +12V (from HDD drive connector), DON'T connect to DE9 or DB25!!! + * 1 - RxD <----> Pin 3 (TxD) <-> Pin 2 (TxD) + * 2 - GND <----> Pin 5 (GND) <-> Pin 7 (GND) + * 4 - TxD <----> Pin 2 (RxD) <-> Pin 3 (RxD) + * 3 - +12V (from HDD drive connector), DON'T connect to DE9 or DB25!!! * * Pin numbers for DE9 and DB25 are noted on the plug (quite small:). For * RJ10, it's like this: diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c index d3e9dd6..8935290 100644 --- a/drivers/input/keyboard/locomokbd.c +++ b/drivers/input/keyboard/locomokbd.c @@ -42,7 +42,7 @@ MODULE_AUTHOR("John Lenz <lenz@cs.wisc.edu>"); MODULE_DESCRIPTION("LoCoMo keyboard driver"); MODULE_LICENSE("GPL"); -#define LOCOMOKBD_NUMKEYS 128 +#define LOCOMOKBD_NUMKEYS 128 #define KEY_ACTIVITY KEY_F16 #define KEY_CONTACT KEY_F18 @@ -61,7 +61,7 @@ static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = { KEY_G, KEY_F, KEY_X, KEY_S, 0, 0, 0, 0, 0, 0, /* 90 - 99 */ 0, 0, KEY_DOT, 0, KEY_COMMA, KEY_N, KEY_B, KEY_C, KEY_Z, KEY_A, /* 100 - 109 */ KEY_LEFTSHIFT, KEY_TAB, KEY_LEFTCTRL, 0, 0, 0, 0, 0, 0, 0, /* 110 - 119 */ - KEY_M, KEY_SPACE, KEY_V, KEY_APOSTROPHE, KEY_SLASH, 0, 0, 0 /* 120 - 128 */ + KEY_M, KEY_SPACE, KEY_V, KEY_APOSTROPHE, KEY_SLASH, 0, 0, 0 /* 120 - 128 */ }; #define KB_ROWS 16 @@ -82,7 +82,7 @@ struct locomokbd { struct locomo_dev *ldev; unsigned long base; spinlock_t lock; - + struct timer_list timer; }; @@ -95,7 +95,7 @@ static inline void locomokbd_charge_all(unsigned long membase) static inline void locomokbd_activate_all(unsigned long membase) { unsigned long r; - + locomo_writel(0, membase + LOCOMO_KSC); r = locomo_readl(membase + LOCOMO_KIC); r &= 0xFEFF; @@ -127,7 +127,7 @@ static inline void locomokbd_reset_col(unsigned long membase, int col) */ /* Scan the hardware keyboard and push any changes up through the input layer */ -static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *regs) +static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs *regs) { unsigned int row, col, rowd, scancode; unsigned long flags; @@ -138,7 +138,7 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs * if (regs) input_regs(&locomokbd->input, regs); - + locomokbd_charge_all(membase); num_pressed = 0; @@ -146,9 +146,9 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs * locomokbd_activate_col(membase, col); udelay(KB_DELAY); - + rowd = ~locomo_readl(membase + LOCOMO_KIB); - for (row = 0; row < KB_ROWS; row++ ) { + for (row = 0; row < KB_ROWS; row++) { scancode = SCANCODE(col, row); if (rowd & KB_ROWMASK(row)) { num_pressed += 1; @@ -170,7 +170,7 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd, struct pt_regs * spin_unlock_irqrestore(&locomokbd->lock, flags); } -/* +/* * LoCoMo keyboard interrupt handler. */ static irqreturn_t locomokbd_interrupt(int irq, void *dev_id, struct pt_regs *regs) @@ -205,8 +205,8 @@ static int locomokbd_probe(struct locomo_dev *dev) memset(locomokbd, 0, sizeof(struct locomokbd)); /* try and claim memory region */ - if (!request_mem_region((unsigned long) dev->mapbase, - dev->length, + if (!request_mem_region((unsigned long) dev->mapbase, + dev->length, LOCOMO_DRIVER_NAME(dev))) { ret = -EBUSY; printk(KERN_ERR "locomokbd: Can't acquire access to io memory for keyboard\n"); @@ -225,7 +225,7 @@ static int locomokbd_probe(struct locomo_dev *dev) locomokbd->timer.data = (unsigned long) locomokbd; locomokbd->input.evbit[0] = BIT(EV_KEY) | BIT(EV_REP); - + init_input_dev(&locomokbd->input); locomokbd->input.keycode = locomokbd->keycode; locomokbd->input.keycodesize = sizeof(unsigned char); @@ -271,11 +271,11 @@ free: static int locomokbd_remove(struct locomo_dev *dev) { struct locomokbd *locomokbd = locomo_get_drvdata(dev); - + free_irq(dev->irq[0], locomokbd); del_timer_sync(&locomokbd->timer); - + input_unregister_device(&locomokbd->input); locomo_set_drvdata(dev, NULL); diff --git a/drivers/input/keyboard/maple_keyb.c b/drivers/input/keyboard/maple_keyb.c index 859ed77..eecbde2 100644 --- a/drivers/input/keyboard/maple_keyb.c +++ b/drivers/input/keyboard/maple_keyb.c @@ -1,6 +1,6 @@ /* * $Id: maple_keyb.c,v 1.4 2004/03/22 01:18:15 lethal Exp $ - * SEGA Dreamcast keyboard driver + * SEGA Dreamcast keyboard driver * Based on drivers/usb/usbkbd.c */ @@ -40,7 +40,6 @@ struct dc_kbd { struct input_dev dev; unsigned char new[8]; unsigned char old[8]; - int open; }; @@ -95,22 +94,6 @@ static void dc_kbd_callback(struct mapleq *mq) } } - -static int dc_kbd_open(struct input_dev *dev) -{ - struct dc_kbd *kbd = dev->private; - kbd->open++; - return 0; -} - - -static void dc_kbd_close(struct input_dev *dev) -{ - struct dc_kbd *kbd = dev->private; - kbd->open--; -} - - static int dc_kbd_connect(struct maple_device *dev) { int i; @@ -133,9 +116,6 @@ static int dc_kbd_connect(struct maple_device *dev) clear_bit(0, kbd->dev.keybit); kbd->dev.private = kbd; - kbd->dev.open = dc_kbd_open; - kbd->dev.close = dc_kbd_close; - kbd->dev.event = NULL; kbd->dev.name = dev->product_name; kbd->dev.id.bustype = BUS_MAPLE; diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 158c8e8..9871099 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -298,9 +298,11 @@ static int uinput_alloc_device(struct file *file, const char __user *buffer, siz /* check if absmin/absmax/absfuzz/absflat are filled as * told in Documentation/input/input-programming.txt */ if (test_bit(EV_ABS, dev->evbit)) { - retval = uinput_validate_absbits(dev); - if (retval < 0) + int err = uinput_validate_absbits(dev); + if (err < 0) { + retval = err; kfree(dev->name); + } } exit: diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile index a786419..c4909b4 100644 --- a/drivers/input/mouse/Makefile +++ b/drivers/input/mouse/Makefile @@ -15,4 +15,4 @@ obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o obj-$(CONFIG_MOUSE_HIL) += hil_ptr.o obj-$(CONFIG_MOUSE_VSXXXAA) += vsxxxaa.o -psmouse-objs := psmouse-base.o alps.o logips2pp.o synaptics.o +psmouse-objs := psmouse-base.o alps.o logips2pp.o synaptics.o lifebook.o diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 7bf4be7..a12e981 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -30,10 +30,11 @@ #define ALPS_DUALPOINT 0x01 #define ALPS_WHEEL 0x02 -#define ALPS_FW_BK 0x04 +#define ALPS_FW_BK_1 0x04 #define ALPS_4BTN 0x08 #define ALPS_OLDPROTO 0x10 #define ALPS_PASS 0x20 +#define ALPS_FW_BK_2 0x40 static struct alps_model_info alps_model_data[] = { { { 0x33, 0x02, 0x0a }, 0x88, 0xf8, ALPS_OLDPROTO }, /* UMAX-530T */ @@ -43,11 +44,11 @@ static struct alps_model_info alps_model_data[] = { { { 0x63, 0x02, 0x14 }, 0xf8, 0xf8, 0 }, { { 0x63, 0x02, 0x28 }, 0xf8, 0xf8, 0 }, { { 0x63, 0x02, 0x3c }, 0x8f, 0x8f, ALPS_WHEEL }, /* Toshiba Satellite S2400-103 */ - { { 0x63, 0x02, 0x50 }, 0xef, 0xef, ALPS_FW_BK }, /* NEC Versa L320 */ + { { 0x63, 0x02, 0x50 }, 0xef, 0xef, ALPS_FW_BK_1 }, /* NEC Versa L320 */ { { 0x63, 0x02, 0x64 }, 0xf8, 0xf8, 0 }, { { 0x63, 0x03, 0xc8 }, 0xf8, 0xf8, ALPS_PASS }, /* Dell Latitude D800 */ { { 0x73, 0x02, 0x0a }, 0xf8, 0xf8, 0 }, - { { 0x73, 0x02, 0x14 }, 0xf8, 0xf8, 0 }, + { { 0x73, 0x02, 0x14 }, 0xf8, 0xf8, ALPS_FW_BK_2 }, /* Ahtec Laptop */ { { 0x20, 0x02, 0x0e }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, /* XXX */ { { 0x22, 0x02, 0x0a }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, { { 0x22, 0x02, 0x14 }, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude D600 */ @@ -61,11 +62,11 @@ static struct alps_model_info alps_model_data[] = { /* * ALPS abolute Mode - new format - * - * byte 0: 1 ? ? ? 1 ? ? ? + * + * byte 0: 1 ? ? ? 1 ? ? ? * byte 1: 0 x6 x5 x4 x3 x2 x1 x0 * byte 2: 0 x10 x9 x8 x7 ? fin ges - * byte 3: 0 y9 y8 y7 1 M R L + * byte 3: 0 y9 y8 y7 1 M R L * byte 4: 0 y6 y5 y4 y3 y2 y1 y0 * byte 5: 0 z6 z5 z4 z3 z2 z1 z0 * @@ -81,11 +82,12 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs) struct input_dev *dev = &psmouse->dev; struct input_dev *dev2 = &priv->dev2; int x, y, z, ges, fin, left, right, middle; + int back = 0, forward = 0; input_regs(dev, regs); if ((packet[0] & 0xc8) == 0x08) { /* 3-byte PS/2 packet */ - input_report_key(dev2, BTN_LEFT, packet[0] & 1); + input_report_key(dev2, BTN_LEFT, packet[0] & 1); input_report_key(dev2, BTN_RIGHT, packet[0] & 2); input_report_key(dev2, BTN_MIDDLE, packet[0] & 4); input_report_rel(dev2, REL_X, @@ -112,6 +114,18 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs) z = packet[5]; } + if (priv->i->flags & ALPS_FW_BK_1) { + back = packet[2] & 4; + forward = packet[0] & 0x10; + } + + if (priv->i->flags & ALPS_FW_BK_2) { + back = packet[3] & 4; + forward = packet[2] & 4; + if ((middle = forward && back)) + forward = back = 0; + } + ges = packet[2] & 1; fin = packet[2] & 2; @@ -155,13 +169,12 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs) input_report_abs(dev, ABS_PRESSURE, z); input_report_key(dev, BTN_TOOL_FINGER, z > 0); - if (priv->i->flags & ALPS_WHEEL) input_report_rel(dev, REL_WHEEL, ((packet[0] >> 4) & 0x07) | ((packet[2] >> 2) & 0x08)); - if (priv->i->flags & ALPS_FW_BK) { - input_report_key(dev, BTN_FORWARD, packet[0] & 0x10); - input_report_key(dev, BTN_BACK, packet[2] & 0x04); + if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) { + input_report_key(dev, BTN_FORWARD, forward); + input_report_key(dev, BTN_BACK, back); } input_sync(dev); @@ -257,7 +270,6 @@ static struct alps_model_info *alps_get_model(struct psmouse *psmouse, int *vers static int alps_passthrough_mode(struct psmouse *psmouse, int enable) { struct ps2dev *ps2dev = &psmouse->ps2dev; - unsigned char param[3]; int cmd = enable ? PSMOUSE_CMD_SETSCALE21 : PSMOUSE_CMD_SETSCALE11; if (ps2_command(ps2dev, NULL, cmd) || @@ -267,7 +279,7 @@ static int alps_passthrough_mode(struct psmouse *psmouse, int enable) return -1; /* we may get 3 more bytes, just ignore them */ - ps2_command(ps2dev, param, 0x0300); + ps2_drain(ps2dev, 3, 100); return 0; } @@ -425,7 +437,7 @@ int alps_init(struct psmouse *psmouse) psmouse->dev.relbit[LONG(REL_WHEEL)] |= BIT(REL_WHEEL); } - if (priv->i->flags & ALPS_FW_BK) { + if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) { psmouse->dev.keybit[LONG(BTN_FORWARD)] |= BIT(BTN_FORWARD); psmouse->dev.keybit[LONG(BTN_BACK)] |= BIT(BTN_BACK); } @@ -436,8 +448,8 @@ int alps_init(struct psmouse *psmouse) priv->dev2.id.bustype = BUS_I8042; priv->dev2.id.vendor = 0x0002; priv->dev2.id.product = PSMOUSE_ALPS; - priv->dev2.id.version = 0x0000; - + priv->dev2.id.version = 0x0000; + priv->dev2.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); priv->dev2.relbit[LONG(REL_X)] |= BIT(REL_X) | BIT(REL_Y); priv->dev2.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); @@ -461,17 +473,15 @@ init_fail: int alps_detect(struct psmouse *psmouse, int set_properties) { int version; - struct alps_model_info *model; + struct alps_model_info *model; if (!(model = alps_get_model(psmouse, &version))) return -1; if (set_properties) { psmouse->vendor = "ALPS"; - if (model->flags & ALPS_DUALPOINT) - psmouse->name = "DualPoint TouchPad"; - else - psmouse->name = "GlidePoint"; + psmouse->name = model->flags & ALPS_DUALPOINT ? + "DualPoint TouchPad" : "GlidePoint"; psmouse->model = version; } return 0; diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c index 7baa09c..e994849 100644 --- a/drivers/input/mouse/amimouse.c +++ b/drivers/input/mouse/amimouse.c @@ -33,7 +33,6 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION("Amiga mouse driver"); MODULE_LICENSE("GPL"); -static int amimouse_used = 0; static int amimouse_lastx, amimouse_lasty; static struct input_dev amimouse_dev; @@ -81,16 +80,12 @@ static int amimouse_open(struct input_dev *dev) { unsigned short joy0dat; - if (amimouse_used++) - return 0; - joy0dat = custom.joy0dat; amimouse_lastx = joy0dat & 0xff; amimouse_lasty = joy0dat >> 8; if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) { - amimouse_used--; printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB); return -EBUSY; } @@ -100,8 +95,7 @@ static int amimouse_open(struct input_dev *dev) static void amimouse_close(struct input_dev *dev) { - if (!--amimouse_used) - free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt); + free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt); } static int __init amimouse_init(void) diff --git a/drivers/input/mouse/inport.c b/drivers/input/mouse/inport.c index ca4e968..1f62c01 100644 --- a/drivers/input/mouse/inport.c +++ b/drivers/input/mouse/inport.c @@ -17,18 +17,18 @@ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic @@ -87,29 +87,23 @@ MODULE_PARM_DESC(irq, "IRQ number (5=default)"); __obsolete_setup("inport_irq="); -static int inport_used; - static irqreturn_t inport_interrupt(int irq, void *dev_id, struct pt_regs *regs); static int inport_open(struct input_dev *dev) { - if (!inport_used++) { - if (request_irq(inport_irq, inport_interrupt, 0, "inport", NULL)) - return -EBUSY; - outb(INPORT_REG_MODE, INPORT_CONTROL_PORT); - outb(INPORT_MODE_IRQ | INPORT_MODE_BASE, INPORT_DATA_PORT); - } + if (request_irq(inport_irq, inport_interrupt, 0, "inport", NULL)) + return -EBUSY; + outb(INPORT_REG_MODE, INPORT_CONTROL_PORT); + outb(INPORT_MODE_IRQ | INPORT_MODE_BASE, INPORT_DATA_PORT); return 0; } static void inport_close(struct input_dev *dev) { - if (!--inport_used) { - outb(INPORT_REG_MODE, INPORT_CONTROL_PORT); - outb(INPORT_MODE_BASE, INPORT_DATA_PORT); - free_irq(inport_irq, NULL); - } + outb(INPORT_REG_MODE, INPORT_CONTROL_PORT); + outb(INPORT_MODE_BASE, INPORT_DATA_PORT); + free_irq(inport_irq, NULL); } static struct input_dev inport_dev = { @@ -120,11 +114,11 @@ static struct input_dev inport_dev = { .close = inport_close, .name = INPORT_NAME, .phys = "isa023c/input0", - .id = { - .bustype = BUS_ISA, - .vendor = INPORT_VENDOR, - .product = 0x0001, - .version = 0x0100, + .id = { + .bustype = BUS_ISA, + .vendor = INPORT_VENDOR, + .product = 0x0001, + .version = 0x0100, }, }; diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c new file mode 100644 index 0000000..bd9df9b --- /dev/null +++ b/drivers/input/mouse/lifebook.c @@ -0,0 +1,134 @@ +/* + * Fujitsu B-series Lifebook PS/2 TouchScreen driver + * + * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (c) 2005 Kenan Esau <kenan.esau@conan.de> + * + * TouchScreen detection, absolute mode setting and packet layout is taken from + * Harald Hoyer's description of the device. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#include <linux/input.h> +#include <linux/serio.h> +#include <linux/libps2.h> +#include <linux/dmi.h> + +#include "psmouse.h" +#include "lifebook.h" + +static struct dmi_system_id lifebook_dmi_table[] = { + { + .ident = "Lifebook B", + .matches = { + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK B Series"), + }, + }, + { } +}; + + +static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse, struct pt_regs *regs) +{ + unsigned char *packet = psmouse->packet; + struct input_dev *dev = &psmouse->dev; + + if (psmouse->pktcnt != 3) + return PSMOUSE_GOOD_DATA; + + input_regs(dev, regs); + + /* calculate X and Y */ + if ((packet[0] & 0x08) == 0x00) { + input_report_abs(dev, ABS_X, + (packet[1] | ((packet[0] & 0x30) << 4))); + input_report_abs(dev, ABS_Y, + 1024 - (packet[2] | ((packet[0] & 0xC0) << 2))); + } else { + input_report_rel(dev, REL_X, + ((packet[0] & 0x10) ? packet[1] - 256 : packet[1])); + input_report_rel(dev, REL_Y, + -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2])); + } + + input_report_key(dev, BTN_LEFT, packet[0] & 0x01); + input_report_key(dev, BTN_RIGHT, packet[0] & 0x02); + input_report_key(dev, BTN_TOUCH, packet[0] & 0x04); + + input_sync(dev); + + return PSMOUSE_FULL_PACKET; +} + +static int lifebook_absolute_mode(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + unsigned char param; + + if (psmouse_reset(psmouse)) + return -1; + + /* + Enable absolute output -- ps2_command fails always but if + you leave this call out the touchsreen will never send + absolute coordinates + */ + param = 0x07; + ps2_command(ps2dev, ¶m, PSMOUSE_CMD_SETRES); + + return 0; +} + +static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution) +{ + unsigned char params[] = { 0, 1, 2, 2, 3 }; + + if (resolution == 0 || resolution > 400) + resolution = 400; + + ps2_command(&psmouse->ps2dev, ¶ms[resolution / 100], PSMOUSE_CMD_SETRES); + psmouse->resolution = 50 << params[resolution / 100]; +} + +static void lifebook_disconnect(struct psmouse *psmouse) +{ + psmouse_reset(psmouse); +} + +int lifebook_detect(struct psmouse *psmouse, int set_properties) +{ + if (!dmi_check_system(lifebook_dmi_table)) + return -1; + + if (set_properties) { + psmouse->vendor = "Fujitsu"; + psmouse->name = "Lifebook TouchScreen"; + } + + return 0; +} + +int lifebook_init(struct psmouse *psmouse) +{ + if (lifebook_absolute_mode(psmouse)) + return -1; + + psmouse->dev.evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL); + psmouse->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); + psmouse->dev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); + input_set_abs_params(&psmouse->dev, ABS_X, 0, 1024, 0, 0); + input_set_abs_params(&psmouse->dev, ABS_Y, 0, 1024, 0, 0); + + psmouse->protocol_handler = lifebook_process_byte; + psmouse->set_resolution = lifebook_set_resolution; + psmouse->disconnect = lifebook_disconnect; + psmouse->reconnect = lifebook_absolute_mode; + psmouse->pktsize = 3; + + return 0; +} + diff --git a/drivers/input/mouse/lifebook.h b/drivers/input/mouse/lifebook.h new file mode 100644 index 0000000..be1c094 --- /dev/null +++ b/drivers/input/mouse/lifebook.h @@ -0,0 +1,17 @@ +/* + * Fujitsu B-series Lifebook PS/2 TouchScreen driver + * + * Copyright (c) 2005 Vojtech Pavlik + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#ifndef _LIFEBOOK_H +#define _LIFEBOOK_H + +int lifebook_detect(struct psmouse *psmouse, int set_properties); +int lifebook_init(struct psmouse *psmouse); + +#endif diff --git a/drivers/input/mouse/logibm.c b/drivers/input/mouse/logibm.c index 77eb83e..8b52431 100644 --- a/drivers/input/mouse/logibm.c +++ b/drivers/input/mouse/logibm.c @@ -18,18 +18,18 @@ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic @@ -77,16 +77,11 @@ MODULE_PARM_DESC(irq, "IRQ number (5=default)"); __obsolete_setup("logibm_irq="); -static int logibm_used = 0; - static irqreturn_t logibm_interrupt(int irq, void *dev_id, struct pt_regs *regs); static int logibm_open(struct input_dev *dev) { - if (logibm_used++) - return 0; if (request_irq(logibm_irq, logibm_interrupt, 0, "logibm", NULL)) { - logibm_used--; printk(KERN_ERR "logibm.c: Can't allocate irq %d\n", logibm_irq); return -EBUSY; } @@ -96,8 +91,6 @@ static int logibm_open(struct input_dev *dev) static void logibm_close(struct input_dev *dev) { - if (--logibm_used) - return; outb(LOGIBM_DISABLE_IRQ, LOGIBM_CONTROL_PORT); free_irq(logibm_irq, NULL); } @@ -167,7 +160,7 @@ static int __init logibm_init(void) outb(LOGIBM_DISABLE_IRQ, LOGIBM_CONTROL_PORT); input_register_device(&logibm_dev); - + printk(KERN_INFO "input: Logitech bus mouse at %#x irq %d\n", LOGIBM_BASE, logibm_irq); return 0; diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c index 12dc0ef..e90c60c 100644 --- a/drivers/input/mouse/maplemouse.c +++ b/drivers/input/mouse/maplemouse.c @@ -1,6 +1,6 @@ /* * $Id: maplemouse.c,v 1.2 2004/03/22 01:18:15 lethal Exp $ - * SEGA Dreamcast mouse driver + * SEGA Dreamcast mouse driver * Based on drivers/usb/usbmouse.c */ @@ -15,80 +15,51 @@ MODULE_AUTHOR("YAEGASHI Takeshi <t@keshi.org>"); MODULE_DESCRIPTION("SEGA Dreamcast mouse driver"); -struct dc_mouse { - struct input_dev dev; - int open; -}; - - static void dc_mouse_callback(struct mapleq *mq) { int buttons, relx, rely, relz; struct maple_device *mapledev = mq->dev; - struct dc_mouse *mouse = mapledev->private_data; - struct input_dev *dev = &mouse->dev; + struct input_dev *dev = mapledev->private_data; unsigned char *res = mq->recvbuf; buttons = ~res[8]; - relx=*(unsigned short *)(res+12)-512; - rely=*(unsigned short *)(res+14)-512; - relz=*(unsigned short *)(res+16)-512; + relx = *(unsigned short *)(res + 12) - 512; + rely = *(unsigned short *)(res + 14) - 512; + relz = *(unsigned short *)(res + 16) - 512; - input_report_key(dev, BTN_LEFT, buttons&4); - input_report_key(dev, BTN_MIDDLE, buttons&9); - input_report_key(dev, BTN_RIGHT, buttons&2); + input_report_key(dev, BTN_LEFT, buttons & 4); + input_report_key(dev, BTN_MIDDLE, buttons & 9); + input_report_key(dev, BTN_RIGHT, buttons & 2); input_report_rel(dev, REL_X, relx); input_report_rel(dev, REL_Y, rely); input_report_rel(dev, REL_WHEEL, relz); input_sync(dev); } - -static int dc_mouse_open(struct input_dev *dev) -{ - struct dc_mouse *mouse = dev->private; - mouse->open++; - return 0; -} - - -static void dc_mouse_close(struct input_dev *dev) -{ - struct dc_mouse *mouse = dev->private; - mouse->open--; -} - - static int dc_mouse_connect(struct maple_device *dev) { unsigned long data = be32_to_cpu(dev->devinfo.function_data[0]); - struct dc_mouse *mouse; + struct input_dev *input_dev; - if (!(mouse = kmalloc(sizeof(struct dc_mouse), GFP_KERNEL))) + if (!(input_dev = kmalloc(sizeof(struct input_dev), GFP_KERNEL))) return -1; - memset(mouse, 0, sizeof(struct dc_mouse)); - - dev->private_data = mouse; - mouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - mouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); - mouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL); + dev->private_data = input_dev; - init_input_dev(&mouse->dev); + memset(input_dev, 0, sizeof(struct dc_mouse)); + init_input_dev(input_dev); + input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); + input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); + input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL); - mouse->dev.private = mouse; - mouse->dev.open = dc_mouse_open; - mouse->dev.close = dc_mouse_close; - mouse->dev.event = NULL; + input_dev->name = dev->product_name; + input_dev->id.bustype = BUS_MAPLE; - mouse->dev.name = dev->product_name; - mouse->dev.id.bustype = BUS_MAPLE; - - input_register_device(&mouse->dev); + input_register_device(input_dev); maple_getcond_callback(dev, dc_mouse_callback, 1, MAPLE_FUNC_MOUSE); - printk(KERN_INFO "input: mouse(0x%lx): %s\n", data, mouse->dev.name); + printk(KERN_INFO "input: mouse(0x%lx): %s\n", data, input_dev->name); return 0; } @@ -96,10 +67,10 @@ static int dc_mouse_connect(struct maple_device *dev) static void dc_mouse_disconnect(struct maple_device *dev) { - struct dc_mouse *mouse = dev->private_data; + struct input_dev *input_dev = dev->private_data; - input_unregister_device(&mouse->dev); - kfree(mouse); + input_unregister_device(input_dev); + kfree(input_dev); } diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c index 0c74918..93393d5 100644 --- a/drivers/input/mouse/pc110pad.c +++ b/drivers/input/mouse/pc110pad.c @@ -4,7 +4,7 @@ * Copyright (c) 2000-2001 Vojtech Pavlik * * Based on the work of: - * Alan Cox Robin O'Leary + * Alan Cox Robin O'Leary */ /* @@ -56,7 +56,6 @@ static int pc110pad_io = 0x15e0; static struct input_dev pc110pad_dev; static int pc110pad_data[3]; static int pc110pad_count; -static int pc110pad_used; static char *pc110pad_name = "IBM PC110 TouchPad"; static char *pc110pad_phys = "isa15e0/input0"; @@ -74,7 +73,7 @@ static irqreturn_t pc110pad_interrupt(int irq, void *ptr, struct pt_regs *regs) if (pc110pad_count < 3) return IRQ_HANDLED; - + input_regs(&pc110pad_dev, regs); input_report_key(&pc110pad_dev, BTN_TOUCH, pc110pad_data[0] & 0x01); @@ -90,15 +89,11 @@ static irqreturn_t pc110pad_interrupt(int irq, void *ptr, struct pt_regs *regs) static void pc110pad_close(struct input_dev *dev) { - if (!--pc110pad_used) - outb(PC110PAD_OFF, pc110pad_io + 2); + outb(PC110PAD_OFF, pc110pad_io + 2); } static int pc110pad_open(struct input_dev *dev) { - if (pc110pad_used++) - return 0; - pc110pad_interrupt(0,NULL,NULL); pc110pad_interrupt(0,NULL,NULL); pc110pad_interrupt(0,NULL,NULL); @@ -145,7 +140,7 @@ static int __init pc110pad_init(void) pc110pad_dev.absmax[ABS_X] = 0x1ff; pc110pad_dev.absmax[ABS_Y] = 0x0ff; - + pc110pad_dev.open = pc110pad_open; pc110pad_dev.close = pc110pad_close; @@ -156,17 +151,17 @@ static int __init pc110pad_init(void) pc110pad_dev.id.product = 0x0001; pc110pad_dev.id.version = 0x0100; - input_register_device(&pc110pad_dev); + input_register_device(&pc110pad_dev); printk(KERN_INFO "input: %s at %#x irq %d\n", pc110pad_name, pc110pad_io, pc110pad_irq); - + return 0; } - + static void __exit pc110pad_exit(void) { - input_unregister_device(&pc110pad_dev); + input_unregister_device(&pc110pad_dev); outb(PC110PAD_OFF, pc110pad_io + 2); diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index 019034b..19785a6 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -24,6 +24,7 @@ #include "synaptics.h" #include "logips2pp.h" #include "alps.h" +#include "lifebook.h" #define DRIVER_DESC "PS/2 mouse driver" @@ -31,10 +32,9 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); -static unsigned int psmouse_max_proto = -1U; +static unsigned int psmouse_max_proto = PSMOUSE_AUTO; static int psmouse_set_maxproto(const char *val, struct kernel_param *kp); static int psmouse_get_maxproto(char *buffer, struct kernel_param *kp); -static char *psmouse_proto_abbrev[] = { NULL, "bare", NULL, NULL, NULL, "imps", "exps", NULL, NULL, NULL }; #define param_check_proto_abbrev(name, p) __param_check(name, p, unsigned int) #define param_set_proto_abbrev psmouse_set_maxproto #define param_get_proto_abbrev psmouse_get_maxproto @@ -57,6 +57,7 @@ static unsigned int psmouse_resetafter; module_param_named(resetafter, psmouse_resetafter, uint, 0644); MODULE_PARM_DESC(resetafter, "Reset device after so many bad packets (0 = never)."); +PSMOUSE_DEFINE_ATTR(protocol); PSMOUSE_DEFINE_ATTR(rate); PSMOUSE_DEFINE_ATTR(resolution); PSMOUSE_DEFINE_ATTR(resetafter); @@ -67,7 +68,23 @@ __obsolete_setup("psmouse_smartscroll="); __obsolete_setup("psmouse_resetafter="); __obsolete_setup("psmouse_rate="); -static char *psmouse_protocols[] = { "None", "PS/2", "PS2++", "ThinkPS/2", "GenPS/2", "ImPS/2", "ImExPS/2", "SynPS/2", "AlpsPS/2" }; +/* + * psmouse_sem protects all operations changing state of mouse + * (connecting, disconnecting, changing rate or resolution via + * sysfs). We could use a per-device semaphore but since there + * rarely more than one PS/2 mouse connected and since semaphore + * is taken in "slow" paths it is not worth it. + */ +static DECLARE_MUTEX(psmouse_sem); + +struct psmouse_protocol { + enum psmouse_type type; + char *name; + char *alias; + int maxproto; + int (*detect)(struct psmouse *, int); + int (*init)(struct psmouse *); +}; /* * psmouse_process_byte() analyzes the PS/2 data stream and reports @@ -407,12 +424,15 @@ static int thinking_detect(struct psmouse *psmouse, int set_properties) */ static int ps2bare_detect(struct psmouse *psmouse, int set_properties) { - if (!psmouse->vendor) psmouse->vendor = "Generic"; - if (!psmouse->name) psmouse->name = "Mouse"; + if (set_properties) { + if (!psmouse->vendor) psmouse->vendor = "Generic"; + if (!psmouse->name) psmouse->name = "Mouse"; + } return 0; } + /* * psmouse_extensions() probes for any extensions to the basic PS/2 protocol * the mouse may have. @@ -424,6 +444,17 @@ static int psmouse_extensions(struct psmouse *psmouse, int synaptics_hardware = 0; /* + * We always check for lifebook because it does not disturb mouse + * (it only checks DMI information). + */ + if (lifebook_detect(psmouse, set_properties) == 0) { + if (max_proto > PSMOUSE_IMEX) { + if (!set_properties || lifebook_init(psmouse) == 0) + return PSMOUSE_LIFEBOOK; + } + } + +/* * Try Kensington ThinkingMouse (we try first, because synaptics probe * upsets the thinkingmouse). */ @@ -506,6 +537,103 @@ static int psmouse_extensions(struct psmouse *psmouse, return PSMOUSE_PS2; } +static struct psmouse_protocol psmouse_protocols[] = { + { + .type = PSMOUSE_PS2, + .name = "PS/2", + .alias = "bare", + .maxproto = 1, + .detect = ps2bare_detect, + }, + { + .type = PSMOUSE_PS2PP, + .name = "PS2++", + .alias = "logitech", + .detect = ps2pp_init, + }, + { + .type = PSMOUSE_THINKPS, + .name = "ThinkPS/2", + .alias = "thinkps", + .detect = thinking_detect, + }, + { + .type = PSMOUSE_GENPS, + .name = "GenPS/2", + .alias = "genius", + .detect = genius_detect, + }, + { + .type = PSMOUSE_IMPS, + .name = "ImPS/2", + .alias = "imps", + .maxproto = 1, + .detect = intellimouse_detect, + }, + { + .type = PSMOUSE_IMEX, + .name = "ImExPS/2", + .alias = "exps", + .maxproto = 1, + .detect = im_explorer_detect, + }, + { + .type = PSMOUSE_SYNAPTICS, + .name = "SynPS/2", + .alias = "synaptics", + .detect = synaptics_detect, + .init = synaptics_init, + }, + { + .type = PSMOUSE_ALPS, + .name = "AlpsPS/2", + .alias = "alps", + .detect = alps_detect, + .init = alps_init, + }, + { + .type = PSMOUSE_LIFEBOOK, + .name = "LBPS/2", + .alias = "lifebook", + .init = lifebook_init, + }, + { + .type = PSMOUSE_AUTO, + .name = "auto", + .alias = "any", + .maxproto = 1, + }, +}; + +static struct psmouse_protocol *psmouse_protocol_by_type(enum psmouse_type type) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(psmouse_protocols); i++) + if (psmouse_protocols[i].type == type) + return &psmouse_protocols[i]; + + WARN_ON(1); + return &psmouse_protocols[0]; +} + +static struct psmouse_protocol *psmouse_protocol_by_name(const char *name, size_t len) +{ + struct psmouse_protocol *p; + int i; + + for (i = 0; i < ARRAY_SIZE(psmouse_protocols); i++) { + p = &psmouse_protocols[i]; + + if ((strlen(p->name) == len && !strncmp(p->name, name, len)) || + (strlen(p->alias) == len && !strncmp(p->alias, name, len))) + return &psmouse_protocols[i]; + } + + return NULL; +} + + /* * psmouse_probe() probes for a PS/2 mouse. */ @@ -653,30 +781,84 @@ static void psmouse_cleanup(struct serio *serio) static void psmouse_disconnect(struct serio *serio) { - struct psmouse *psmouse, *parent; + struct psmouse *psmouse, *parent = NULL; + psmouse = serio_get_drvdata(serio); + + device_remove_file(&serio->dev, &psmouse_attr_protocol); device_remove_file(&serio->dev, &psmouse_attr_rate); device_remove_file(&serio->dev, &psmouse_attr_resolution); device_remove_file(&serio->dev, &psmouse_attr_resetafter); - psmouse = serio_get_drvdata(serio); + down(&psmouse_sem); + psmouse_set_state(psmouse, PSMOUSE_CMD_MODE); if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { parent = serio_get_drvdata(serio->parent); - if (parent->pt_deactivate) - parent->pt_deactivate(parent); + psmouse_deactivate(parent); } if (psmouse->disconnect) psmouse->disconnect(psmouse); + if (parent && parent->pt_deactivate) + parent->pt_deactivate(parent); + psmouse_set_state(psmouse, PSMOUSE_IGNORE); input_unregister_device(&psmouse->dev); serio_close(serio); serio_set_drvdata(serio, NULL); kfree(psmouse); + + if (parent) + psmouse_activate(parent); + + up(&psmouse_sem); +} + +static int psmouse_switch_protocol(struct psmouse *psmouse, struct psmouse_protocol *proto) +{ + memset(&psmouse->dev, 0, sizeof(struct input_dev)); + + init_input_dev(&psmouse->dev); + + psmouse->dev.private = psmouse; + psmouse->dev.dev = &psmouse->ps2dev.serio->dev; + + psmouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); + psmouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); + psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); + + psmouse->set_rate = psmouse_set_rate; + psmouse->set_resolution = psmouse_set_resolution; + psmouse->protocol_handler = psmouse_process_byte; + psmouse->pktsize = 3; + + if (proto && (proto->detect || proto->init)) { + if (proto->detect && proto->detect(psmouse, 1) < 0) + return -1; + + if (proto->init && proto->init(psmouse) < 0) + return -1; + + psmouse->type = proto->type; + } + else + psmouse->type = psmouse_extensions(psmouse, psmouse_max_proto, 1); + + sprintf(psmouse->devname, "%s %s %s", + psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name); + + psmouse->dev.name = psmouse->devname; + psmouse->dev.phys = psmouse->phys; + psmouse->dev.id.bustype = BUS_I8042; + psmouse->dev.id.vendor = 0x0002; + psmouse->dev.id.product = psmouse->type; + psmouse->dev.id.version = psmouse->model; + + return 0; } /* @@ -688,6 +870,8 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) struct psmouse *psmouse, *parent = NULL; int retval; + down(&psmouse_sem); + /* * If this is a pass-through port deactivate parent so the device * connected to this port can be successfully identified @@ -697,20 +881,14 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) psmouse_deactivate(parent); } - if (!(psmouse = kmalloc(sizeof(struct psmouse), GFP_KERNEL))) { + if (!(psmouse = kcalloc(1, sizeof(struct psmouse), GFP_KERNEL))) { retval = -ENOMEM; goto out; } - memset(psmouse, 0, sizeof(struct psmouse)); - ps2_init(&psmouse->ps2dev, serio); sprintf(psmouse->phys, "%s/input0", serio->phys); - psmouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - psmouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); - psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); - psmouse->dev.private = psmouse; - psmouse->dev.dev = &serio->dev; + psmouse_set_state(psmouse, PSMOUSE_INITIALIZING); serio_set_drvdata(serio, psmouse); @@ -734,25 +912,10 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) psmouse->resolution = psmouse_resolution; psmouse->resetafter = psmouse_resetafter; psmouse->smartscroll = psmouse_smartscroll; - psmouse->set_rate = psmouse_set_rate; - psmouse->set_resolution = psmouse_set_resolution; - psmouse->protocol_handler = psmouse_process_byte; - psmouse->pktsize = 3; - psmouse->type = psmouse_extensions(psmouse, psmouse_max_proto, 1); - - sprintf(psmouse->devname, "%s %s %s", - psmouse_protocols[psmouse->type], psmouse->vendor, psmouse->name); - - psmouse->dev.name = psmouse->devname; - psmouse->dev.phys = psmouse->phys; - psmouse->dev.id.bustype = BUS_I8042; - psmouse->dev.id.vendor = 0x0002; - psmouse->dev.id.product = psmouse->type; - psmouse->dev.id.version = psmouse->model; + psmouse_switch_protocol(psmouse, NULL); input_register_device(&psmouse->dev); - printk(KERN_INFO "input: %s on %s\n", psmouse->devname, serio->phys); psmouse_set_state(psmouse, PSMOUSE_CMD_MODE); @@ -762,6 +925,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) if (parent && parent->pt_activate) parent->pt_activate(parent); + device_create_file(&serio->dev, &psmouse_attr_protocol); device_create_file(&serio->dev, &psmouse_attr_rate); device_create_file(&serio->dev, &psmouse_attr_resolution); device_create_file(&serio->dev, &psmouse_attr_resetafter); @@ -771,10 +935,11 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) retval = 0; out: - /* If this is a pass-through port the parent awaits to be activated */ + /* If this is a pass-through port the parent needs to be re-activated */ if (parent) psmouse_activate(parent); + up(&psmouse_sem); return retval; } @@ -791,6 +956,8 @@ static int psmouse_reconnect(struct serio *serio) return -1; } + down(&psmouse_sem); + if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { parent = serio_get_drvdata(serio->parent); psmouse_deactivate(parent); @@ -823,6 +990,7 @@ out: if (parent) psmouse_activate(parent); + up(&psmouse_sem); return rc; } @@ -893,26 +1061,109 @@ ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t coun if (serio->drv != &psmouse_drv) { retval = -ENODEV; - goto out; + goto out_unpin; + } + + retval = down_interruptible(&psmouse_sem); + if (retval) + goto out_unpin; + + if (psmouse->state == PSMOUSE_IGNORE) { + retval = -ENODEV; + goto out_up; } if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { parent = serio_get_drvdata(serio->parent); psmouse_deactivate(parent); } + psmouse_deactivate(psmouse); retval = handler(psmouse, buf, count); - psmouse_activate(psmouse); + if (retval != -ENODEV) + psmouse_activate(psmouse); + if (parent) psmouse_activate(parent); -out: + out_up: + up(&psmouse_sem); + out_unpin: serio_unpin_driver(serio); return retval; } +static ssize_t psmouse_attr_show_protocol(struct psmouse *psmouse, char *buf) +{ + return sprintf(buf, "%s\n", psmouse_protocol_by_type(psmouse->type)->name); +} + +static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, const char *buf, size_t count) +{ + struct serio *serio = psmouse->ps2dev.serio; + struct psmouse *parent = NULL; + struct psmouse_protocol *proto; + int retry = 0; + + if (!(proto = psmouse_protocol_by_name(buf, count))) + return -EINVAL; + + if (psmouse->type == proto->type) + return count; + + while (serio->child) { + if (++retry > 3) { + printk(KERN_WARNING "psmouse: failed to destroy child port, protocol change aborted.\n"); + return -EIO; + } + + up(&psmouse_sem); + serio_unpin_driver(serio); + serio_unregister_child_port(serio); + serio_pin_driver_uninterruptible(serio); + down(&psmouse_sem); + + if (serio->drv != &psmouse_drv) + return -ENODEV; + + if (psmouse->type == proto->type) + return count; /* switched by other thread */ + } + + if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { + parent = serio_get_drvdata(serio->parent); + if (parent->pt_deactivate) + parent->pt_deactivate(parent); + } + + if (psmouse->disconnect) + psmouse->disconnect(psmouse); + + psmouse_set_state(psmouse, PSMOUSE_IGNORE); + input_unregister_device(&psmouse->dev); + + psmouse_set_state(psmouse, PSMOUSE_INITIALIZING); + + if (psmouse_switch_protocol(psmouse, proto) < 0) { + psmouse_reset(psmouse); + /* default to PSMOUSE_PS2 */ + psmouse_switch_protocol(psmouse, &psmouse_protocols[0]); + } + + psmouse_initialize(psmouse); + psmouse_set_state(psmouse, PSMOUSE_CMD_MODE); + + input_register_device(&psmouse->dev); + printk(KERN_INFO "input: %s on %s\n", psmouse->devname, serio->phys); + + if (parent && parent->pt_activate) + parent->pt_activate(parent); + + return count; +} + static ssize_t psmouse_attr_show_rate(struct psmouse *psmouse, char *buf) { return sprintf(buf, "%d\n", psmouse->rate); @@ -969,34 +1220,26 @@ static ssize_t psmouse_attr_set_resetafter(struct psmouse *psmouse, const char * static int psmouse_set_maxproto(const char *val, struct kernel_param *kp) { - int i; + struct psmouse_protocol *proto; if (!val) return -EINVAL; - if (!strncmp(val, "any", 3)) { - *((unsigned int *)kp->arg) = -1U; - return 0; - } + proto = psmouse_protocol_by_name(val, strlen(val)); - for (i = 0; i < ARRAY_SIZE(psmouse_proto_abbrev); i++) { - if (!psmouse_proto_abbrev[i]) - continue; + if (!proto || !proto->maxproto) + return -EINVAL; - if (!strncmp(val, psmouse_proto_abbrev[i], strlen(psmouse_proto_abbrev[i]))) { - *((unsigned int *)kp->arg) = i; - return 0; - } - } + *((unsigned int *)kp->arg) = proto->type; - return -EINVAL; \ + return 0; \ } static int psmouse_get_maxproto(char *buffer, struct kernel_param *kp) { - return sprintf(buffer, "%s\n", - psmouse_max_proto < ARRAY_SIZE(psmouse_proto_abbrev) ? - psmouse_proto_abbrev[psmouse_max_proto] : "any"); + int type = *((unsigned int *)kp->arg); + + return sprintf(buffer, "%s\n", psmouse_protocol_by_type(type)->name); } static int __init psmouse_init(void) diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index 79e17a0..86691cf 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -77,6 +77,8 @@ enum psmouse_type { PSMOUSE_IMEX, PSMOUSE_SYNAPTICS, PSMOUSE_ALPS, + PSMOUSE_LIFEBOOK, + PSMOUSE_AUTO /* This one should always be last */ }; int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command); @@ -99,7 +101,7 @@ static ssize_t psmouse_do_set_##_name(struct device *d, struct device_attribute { \ return psmouse_attr_set_helper(d, b, s, psmouse_attr_set_##_name); \ } \ -static struct device_attribute psmouse_attr_##_name = \ +static struct device_attribute psmouse_attr_##_name = \ __ATTR(_name, S_IWUSR | S_IRUGO, \ psmouse_do_show_##_name, psmouse_do_set_##_name); diff --git a/drivers/input/mouse/rpcmouse.c b/drivers/input/mouse/rpcmouse.c index 7280f68..8fe1212 100644 --- a/drivers/input/mouse/rpcmouse.c +++ b/drivers/input/mouse/rpcmouse.c @@ -59,7 +59,7 @@ static irqreturn_t rpcmouse_irq(int irq, void *dev_id, struct pt_regs *regs) b = (short) (__raw_readl(0xe0310000) ^ 0x70); dx = x - rpcmouse_lastx; - dy = y - rpcmouse_lasty; + dy = y - rpcmouse_lasty; rpcmouse_lastx = x; rpcmouse_lasty = y; diff --git a/drivers/input/mouse/vsxxxaa.c b/drivers/input/mouse/vsxxxaa.c index b2cb101..f024be9 100644 --- a/drivers/input/mouse/vsxxxaa.c +++ b/drivers/input/mouse/vsxxxaa.c @@ -1,7 +1,7 @@ /* * Driver for DEC VSXXX-AA mouse (hockey-puck mouse, ball or two rollers) - * DEC VSXXX-GA mouse (rectangular mouse, with ball) - * DEC VSXXX-AB tablet (digitizer with hair cross or stylus) + * DEC VSXXX-GA mouse (rectangular mouse, with ball) + * DEC VSXXX-AB tablet (digitizer with hair cross or stylus) * * Copyright (C) 2003-2004 by Jan-Benedict Glaw <jbglaw@lug-owl.de> * diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 062848a..c6194a9 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -220,6 +220,7 @@ static void mousedev_notify_readers(struct mousedev *mousedev, struct mousedev_h struct mousedev_list *list; struct mousedev_motion *p; unsigned long flags; + int wake_readers = 0; list_for_each_entry(list, &mousedev->list, node) { spin_lock_irqsave(&list->packet_lock, flags); @@ -255,11 +256,14 @@ static void mousedev_notify_readers(struct mousedev *mousedev, struct mousedev_h spin_unlock_irqrestore(&list->packet_lock, flags); - if (list->ready) + if (list->ready) { kill_fasync(&list->fasync, SIGIO, POLL_IN); + wake_readers = 1; + } } - wake_up_interruptible(&mousedev->wait); + if (wake_readers) + wake_up_interruptible(&mousedev->wait); } static void mousedev_touchpad_touch(struct mousedev *mousedev, int value) diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c index c978657..d4c990f 100644 --- a/drivers/input/serio/libps2.c +++ b/drivers/input/serio/libps2.c @@ -29,6 +29,7 @@ MODULE_LICENSE("GPL"); EXPORT_SYMBOL(ps2_init); EXPORT_SYMBOL(ps2_sendbyte); +EXPORT_SYMBOL(ps2_drain); EXPORT_SYMBOL(ps2_command); EXPORT_SYMBOL(ps2_schedule_command); EXPORT_SYMBOL(ps2_handle_ack); @@ -45,11 +46,11 @@ struct ps2work { /* - * ps2_sendbyte() sends a byte to the mouse, and waits for acknowledge. - * It doesn't handle retransmission, though it could - because when there would - * be need for retransmissions, the mouse has to be replaced anyway. + * ps2_sendbyte() sends a byte to the device and waits for acknowledge. + * It doesn't handle retransmission, though it could - because if there + * is a need for retransmissions device has to be replaced anyway. * - * ps2_sendbyte() can only be called from a process context + * ps2_sendbyte() can only be called from a process context. */ int ps2_sendbyte(struct ps2dev *ps2dev, unsigned char byte, int timeout) @@ -72,6 +73,91 @@ int ps2_sendbyte(struct ps2dev *ps2dev, unsigned char byte, int timeout) } /* + * ps2_drain() waits for device to transmit requested number of bytes + * and discards them. + */ + +void ps2_drain(struct ps2dev *ps2dev, int maxbytes, int timeout) +{ + if (maxbytes > sizeof(ps2dev->cmdbuf)) { + WARN_ON(1); + maxbytes = sizeof(ps2dev->cmdbuf); + } + + down(&ps2dev->cmd_sem); + + serio_pause_rx(ps2dev->serio); + ps2dev->flags = PS2_FLAG_CMD; + ps2dev->cmdcnt = maxbytes; + serio_continue_rx(ps2dev->serio); + + wait_event_timeout(ps2dev->wait, + !(ps2dev->flags & PS2_FLAG_CMD), + msecs_to_jiffies(timeout)); + up(&ps2dev->cmd_sem); +} + +/* + * ps2_is_keyboard_id() checks received ID byte against the list of + * known keyboard IDs. + */ + +static inline int ps2_is_keyboard_id(char id_byte) +{ + static char keyboard_ids[] = { + 0xab, /* Regular keyboards */ + 0xac, /* NCD Sun keyboard */ + 0x2b, /* Trust keyboard, translated */ + 0x5d, /* Trust keyboard */ + 0x60, /* NMB SGI keyboard, translated */ + 0x47, /* NMB SGI keyboard */ + }; + + return memchr(keyboard_ids, id_byte, sizeof(keyboard_ids)) != NULL; +} + +/* + * ps2_adjust_timeout() is called after receiving 1st byte of command + * response and tries to reduce remaining timeout to speed up command + * completion. + */ + +static int ps2_adjust_timeout(struct ps2dev *ps2dev, int command, int timeout) +{ + switch (command) { + case PS2_CMD_RESET_BAT: + /* + * Device has sent the first response byte after + * reset command, reset is thus done, so we can + * shorten the timeout. + * The next byte will come soon (keyboard) or not + * at all (mouse). + */ + if (timeout > msecs_to_jiffies(100)) + timeout = msecs_to_jiffies(100); + break; + + case PS2_CMD_GETID: + /* + * If device behind the port is not a keyboard there + * won't be 2nd byte of ID response. + */ + if (!ps2_is_keyboard_id(ps2dev->cmdbuf[1])) { + serio_pause_rx(ps2dev->serio); + ps2dev->flags = ps2dev->cmdcnt = 0; + serio_continue_rx(ps2dev->serio); + timeout = 0; + } + break; + + default: + break; + } + + return timeout; +} + +/* * ps2_command() sends a command and its parameters to the mouse, * then waits for the response and puts it in the param array. * @@ -86,6 +172,11 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) int rc = -1; int i; + if (receive > sizeof(ps2dev->cmdbuf)) { + WARN_ON(1); + return -1; + } + down(&ps2dev->cmd_sem); serio_pause_rx(ps2dev->serio); @@ -101,10 +192,9 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) * ACKing the reset command, and so it can take a long * time before the ACK arrrives. */ - if (command & 0xff) - if (ps2_sendbyte(ps2dev, command & 0xff, - command == PS2_CMD_RESET_BAT ? 1000 : 200)) - goto out; + if (ps2_sendbyte(ps2dev, command & 0xff, + command == PS2_CMD_RESET_BAT ? 1000 : 200)) + goto out; for (i = 0; i < send; i++) if (ps2_sendbyte(ps2dev, param[i], 200)) @@ -120,33 +210,7 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) if (ps2dev->cmdcnt && timeout > 0) { - if (command == PS2_CMD_RESET_BAT && timeout > msecs_to_jiffies(100)) { - /* - * Device has sent the first response byte - * after a reset command, reset is thus done, - * shorten the timeout. The next byte will come - * soon (keyboard) or not at all (mouse). - */ - timeout = msecs_to_jiffies(100); - } - - if (command == PS2_CMD_GETID && - ps2dev->cmdbuf[receive - 1] != 0xab && /* Regular keyboards */ - ps2dev->cmdbuf[receive - 1] != 0xac && /* NCD Sun keyboard */ - ps2dev->cmdbuf[receive - 1] != 0x2b && /* Trust keyboard, translated */ - ps2dev->cmdbuf[receive - 1] != 0x5d && /* Trust keyboard */ - ps2dev->cmdbuf[receive - 1] != 0x60 && /* NMB SGI keyboard, translated */ - ps2dev->cmdbuf[receive - 1] != 0x47) { /* NMB SGI keyboard */ - /* - * Device behind the port is not a keyboard - * so we don't need to wait for the 2nd byte - * of ID response. - */ - serio_pause_rx(ps2dev->serio); - ps2dev->flags = ps2dev->cmdcnt = 0; - serio_continue_rx(ps2dev->serio); - } - + timeout = ps2_adjust_timeout(ps2dev, command, timeout); wait_event_timeout(ps2dev->wait, !(ps2dev->flags & PS2_FLAG_CMD), timeout); } @@ -160,7 +224,7 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) rc = 0; -out: + out: serio_pause_rx(ps2dev->serio); ps2dev->flags = 0; serio_continue_rx(ps2dev->serio); diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index 341824c..f367695 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -31,10 +31,9 @@ #include <linux/serio.h> #include <linux/errno.h> #include <linux/wait.h> -#include <linux/completion.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/slab.h> +#include <linux/kthread.h> MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); MODULE_DESCRIPTION("Serio abstraction core"); @@ -43,6 +42,7 @@ MODULE_LICENSE("GPL"); EXPORT_SYMBOL(serio_interrupt); EXPORT_SYMBOL(__serio_register_port); EXPORT_SYMBOL(serio_unregister_port); +EXPORT_SYMBOL(serio_unregister_child_port); EXPORT_SYMBOL(__serio_unregister_port_delayed); EXPORT_SYMBOL(__serio_register_driver); EXPORT_SYMBOL(serio_unregister_driver); @@ -68,6 +68,37 @@ static void serio_destroy_port(struct serio *serio); static void serio_reconnect_port(struct serio *serio); static void serio_disconnect_port(struct serio *serio); +static int serio_connect_driver(struct serio *serio, struct serio_driver *drv) +{ + int retval; + + down(&serio->drv_sem); + retval = drv->connect(serio, drv); + up(&serio->drv_sem); + + return retval; +} + +static int serio_reconnect_driver(struct serio *serio) +{ + int retval = -1; + + down(&serio->drv_sem); + if (serio->drv && serio->drv->reconnect) + retval = serio->drv->reconnect(serio); + up(&serio->drv_sem); + + return retval; +} + +static void serio_disconnect_driver(struct serio *serio) +{ + down(&serio->drv_sem); + if (serio->drv) + serio->drv->disconnect(serio); + up(&serio->drv_sem); +} + static int serio_match_port(const struct serio_device_id *ids, struct serio *serio) { while (ids->type || ids->proto) { @@ -91,7 +122,7 @@ static void serio_bind_driver(struct serio *serio, struct serio_driver *drv) if (serio_match_port(drv->id_table, serio)) { serio->dev.driver = &drv->driver; - if (drv->connect(serio, drv)) { + if (serio_connect_driver(serio, drv)) { serio->dev.driver = NULL; goto out; } @@ -138,8 +169,7 @@ struct serio_event { static DEFINE_SPINLOCK(serio_event_lock); /* protects serio_event_list */ static LIST_HEAD(serio_event_list); static DECLARE_WAIT_QUEUE_HEAD(serio_wait); -static DECLARE_COMPLETION(serio_exited); -static int serio_pid; +static struct task_struct *serio_task; static void serio_queue_event(void *object, struct module *owner, enum serio_event_type event_type) @@ -150,12 +180,12 @@ static void serio_queue_event(void *object, struct module *owner, spin_lock_irqsave(&serio_event_lock, flags); /* - * Scan event list for the other events for the same serio port, + * Scan event list for the other events for the same serio port, * starting with the most recent one. If event is the same we * do not need add new one. If event is of different type we * need to add this event and should not look further because * we need to preseve sequence of distinct events. - */ + */ list_for_each_entry_reverse(event, &serio_event_list, node) { if (event->object == object) { if (event->type == event_type) @@ -337,20 +367,15 @@ static struct serio *serio_get_pending_child(struct serio *parent) static int serio_thread(void *nothing) { - lock_kernel(); - daemonize("kseriod"); - allow_signal(SIGTERM); - do { serio_handle_events(); - wait_event_interruptible(serio_wait, !list_empty(&serio_event_list)); + wait_event_interruptible(serio_wait, + kthread_should_stop() || !list_empty(&serio_event_list)); try_to_freeze(); - } while (!signal_pending(current)); + } while (!kthread_should_stop()); printk(KERN_DEBUG "serio: kseriod exiting\n"); - - unlock_kernel(); - complete_and_exit(&serio_exited, 0); + return 0; } @@ -557,7 +582,7 @@ static void serio_destroy_port(struct serio *serio) static void serio_reconnect_port(struct serio *serio) { do { - if (!serio->drv || !serio->drv->reconnect || serio->drv->reconnect(serio)) { + if (serio_reconnect_driver(serio)) { serio_disconnect_port(serio); serio_find_driver(serio); /* Ok, old children are now gone, we are done */ @@ -630,6 +655,19 @@ void serio_unregister_port(struct serio *serio) } /* + * Safely unregisters child port if one is present. + */ +void serio_unregister_child_port(struct serio *serio) +{ + down(&serio_sem); + if (serio->child) { + serio_disconnect_port(serio->child); + serio_destroy_port(serio->child); + } + up(&serio_sem); +} + +/* * Submits register request to kseriod for subsequent execution. * Can be used when it is not obvious whether the serio_sem is * taken or not and when delayed execution is feasible. @@ -686,15 +724,14 @@ static int serio_driver_probe(struct device *dev) struct serio *serio = to_serio_port(dev); struct serio_driver *drv = to_serio_driver(dev->driver); - return drv->connect(serio, drv); + return serio_connect_driver(serio, drv); } static int serio_driver_remove(struct device *dev) { struct serio *serio = to_serio_port(dev); - struct serio_driver *drv = to_serio_driver(dev->driver); - drv->disconnect(serio); + serio_disconnect_driver(serio); return 0; } @@ -730,11 +767,9 @@ start_over: static void serio_set_drv(struct serio *serio, struct serio_driver *drv) { - down(&serio->drv_sem); serio_pause_rx(serio); serio->drv = drv; serio_continue_rx(serio); - up(&serio->drv_sem); } static int serio_bus_match(struct device *dev, struct device_driver *drv) @@ -794,7 +829,7 @@ static int serio_resume(struct device *dev) { struct serio *serio = to_serio_port(dev); - if (!serio->drv || !serio->drv->reconnect || serio->drv->reconnect(serio)) { + if (serio_reconnect_driver(serio)) { /* * Driver re-probing can take a while, so better let kseriod * deal with it. @@ -848,9 +883,10 @@ irqreturn_t serio_interrupt(struct serio *serio, static int __init serio_init(void) { - if (!(serio_pid = kernel_thread(serio_thread, NULL, CLONE_KERNEL))) { + serio_task = kthread_run(serio_thread, NULL, "kseriod"); + if (IS_ERR(serio_task)) { printk(KERN_ERR "serio: Failed to start kseriod\n"); - return -1; + return PTR_ERR(serio_task); } serio_bus.dev_attrs = serio_device_attrs; @@ -866,8 +902,7 @@ static int __init serio_init(void) static void __exit serio_exit(void) { bus_unregister(&serio_bus); - kill_proc(serio_pid, SIGTERM, 1); - wait_for_completion(&serio_exited); + kthread_stop(serio_task); } module_init(serio_init); diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c index 546ce59..3cdc9ca 100644 --- a/drivers/input/touchscreen/elo.c +++ b/drivers/input/touchscreen/elo.c @@ -226,7 +226,7 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) input_set_abs_params(&elo->dev, ABS_Y, 96, 4000, 0, 0); input_set_abs_params(&elo->dev, ABS_PRESSURE, 0, 255, 0, 0); break; - + case 1: /* 6-byte protocol */ input_set_abs_params(&elo->dev, ABS_PRESSURE, 0, 15, 0, 0); diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c index acb9137..bcfa1e3 100644 --- a/drivers/input/touchscreen/h3600_ts_input.c +++ b/drivers/input/touchscreen/h3600_ts_input.c @@ -89,9 +89,9 @@ MODULE_LICENSE("GPL"); #define H3600_SCANCODE_Q 4 /* 4 -> Q button */ #define H3600_SCANCODE_START 5 /* 5 -> start menu */ #define H3600_SCANCODE_UP 6 /* 6 -> up */ -#define H3600_SCANCODE_RIGHT 7 /* 7 -> right */ -#define H3600_SCANCODE_LEFT 8 /* 8 -> left */ -#define H3600_SCANCODE_DOWN 9 /* 9 -> down */ +#define H3600_SCANCODE_RIGHT 7 /* 7 -> right */ +#define H3600_SCANCODE_LEFT 8 /* 8 -> left */ +#define H3600_SCANCODE_DOWN 9 /* 9 -> down */ static char *h3600_name = "H3600 TouchScreen"; @@ -113,7 +113,7 @@ struct h3600_dev { static irqreturn_t action_button_handler(int irq, void *dev_id, struct pt_regs *regs) { - int down = (GPLR & GPIO_BITSY_ACTION_BUTTON) ? 0 : 1; + int down = (GPLR & GPIO_BITSY_ACTION_BUTTON) ? 0 : 1; struct input_dev *dev = (struct input_dev *) dev_id; input_regs(dev, regs); @@ -125,7 +125,7 @@ static irqreturn_t action_button_handler(int irq, void *dev_id, struct pt_regs * static irqreturn_t npower_button_handler(int irq, void *dev_id, struct pt_regs *regs) { - int down = (GPLR & GPIO_BITSY_NPOWER_BUTTON) ? 0 : 1; + int down = (GPLR & GPIO_BITSY_NPOWER_BUTTON) ? 0 : 1; struct input_dev *dev = (struct input_dev *) dev_id; /* @@ -145,8 +145,8 @@ static irqreturn_t npower_button_handler(int irq, void *dev_id, struct pt_regs * static int flite_brightness = 25; enum flite_pwr { - FLITE_PWR_OFF = 0, - FLITE_PWR_ON = 1 + FLITE_PWR_OFF = 0, + FLITE_PWR_ON = 1 }; /* @@ -157,9 +157,9 @@ unsigned int h3600_flite_power(struct input_dev *dev, enum flite_pwr pwr) struct h3600_dev *ts = dev->private; /* Must be in this order */ - ts->serio->write(ts->serio, 1); + ts->serio->write(ts->serio, 1); ts->serio->write(ts->serio, pwr); - ts->serio->write(ts->serio, brightness); + ts->serio->write(ts->serio, brightness); return 0; } @@ -169,26 +169,26 @@ static int h3600ts_pm_callback(struct pm_dev *pm_dev, pm_request_t req, { struct input_dev *dev = (struct input_dev *) data; - switch (req) { - case PM_SUSPEND: /* enter D1-D3 */ - suspended = 1; - h3600_flite_power(dev, FLITE_PWR_OFF); - break; - case PM_BLANK: - if (!suspended) - h3600_flite_power(dev, FLITE_PWR_OFF); - break; - case PM_RESUME: /* enter D0 */ - /* same as unblank */ - case PM_UNBLANK: - if (suspended) { - //initSerial(); - suspended = 0; - } - h3600_flite_power(dev, FLITE_PWR_ON); - break; - } - return 0; + switch (req) { + case PM_SUSPEND: /* enter D1-D3 */ + suspended = 1; + h3600_flite_power(dev, FLITE_PWR_OFF); + break; + case PM_BLANK: + if (!suspended) + h3600_flite_power(dev, FLITE_PWR_OFF); + break; + case PM_RESUME: /* enter D0 */ + /* same as unblank */ + case PM_UNBLANK: + if (suspended) { + //initSerial(); + suspended = 0; + } + h3600_flite_power(dev, FLITE_PWR_ON); + break; + } + return 0; } #endif @@ -199,25 +199,25 @@ static int h3600ts_pm_callback(struct pm_dev *pm_dev, pm_request_t req, */ static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs) { - struct input_dev *dev = &ts->dev; + struct input_dev *dev = &ts->dev; static int touched = 0; int key, down = 0; input_regs(dev, regs); - switch (ts->event) { - /* - Buttons - returned as a single byte - 7 6 5 4 3 2 1 0 - S x x x N N N N + switch (ts->event) { + /* + Buttons - returned as a single byte + 7 6 5 4 3 2 1 0 + S x x x N N N N - S switch state ( 0=pressed 1=released) - x Unused. - NNNN switch number 0-15 + S switch state ( 0=pressed 1=released) + x Unused. + NNNN switch number 0-15 - Note: This is true for non interrupt generated key events. - */ - case KEYBD_ID: + Note: This is true for non interrupt generated key events. + */ + case KEYBD_ID: down = (ts->buf[0] & 0x80) ? 0 : 1; switch (ts->buf[0] & 0x7f) { @@ -229,40 +229,40 @@ static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs) break; case H3600_SCANCODE_CONTACTS: key = KEY_PROG2; - break; + break; case H3600_SCANCODE_Q: key = KEY_Q; - break; + break; case H3600_SCANCODE_START: key = KEY_PROG3; - break; + break; case H3600_SCANCODE_UP: key = KEY_UP; - break; + break; case H3600_SCANCODE_RIGHT: key = KEY_RIGHT; - break; + break; case H3600_SCANCODE_LEFT: key = KEY_LEFT; - break; + break; case H3600_SCANCODE_DOWN: key = KEY_DOWN; - break; + break; default: key = 0; } - if (key) - input_report_key(dev, key, down); - break; - /* - * Native touchscreen event data is formatted as shown below:- - * - * +-------+-------+-------+-------+ - * | Xmsb | Xlsb | Ymsb | Ylsb | - * +-------+-------+-------+-------+ - * byte 0 1 2 3 - */ - case TOUCHS_ID: + if (key) + input_report_key(dev, key, down); + break; + /* + * Native touchscreen event data is formatted as shown below:- + * + * +-------+-------+-------+-------+ + * | Xmsb | Xlsb | Ymsb | Ylsb | + * +-------+-------+-------+-------+ + * byte 0 1 2 3 + */ + case TOUCHS_ID: if (!touched) { input_report_key(dev, BTN_TOUCH, 1); touched = 1; @@ -272,19 +272,19 @@ static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs) unsigned short x, y; x = ts->buf[0]; x <<= 8; x += ts->buf[1]; - y = ts->buf[2]; y <<= 8; y += ts->buf[3]; + y = ts->buf[2]; y <<= 8; y += ts->buf[3]; - input_report_abs(dev, ABS_X, x); - input_report_abs(dev, ABS_Y, y); + input_report_abs(dev, ABS_X, x); + input_report_abs(dev, ABS_Y, y); } else { - input_report_key(dev, BTN_TOUCH, 0); + input_report_key(dev, BTN_TOUCH, 0); touched = 0; } - break; + break; default: /* Send a non input event elsewhere */ break; - } + } input_sync(dev); } @@ -293,7 +293,7 @@ static void h3600ts_process_packet(struct h3600_dev *ts, struct pt_regs *regs) * h3600ts_event() handles events from the input module. */ static int h3600ts_event(struct input_dev *dev, unsigned int type, - unsigned int code, int value) + unsigned int code, int value) { struct h3600_dev *ts = dev->private; @@ -332,41 +332,41 @@ static int state; static irqreturn_t h3600ts_interrupt(struct serio *serio, unsigned char data, unsigned int flags, struct pt_regs *regs) { - struct h3600_dev *ts = serio_get_drvdata(serio); + struct h3600_dev *ts = serio_get_drvdata(serio); /* - * We have a new frame coming in. - */ + * We have a new frame coming in. + */ switch (state) { case STATE_SOF: - if (data == CHAR_SOF) - state = STATE_ID; + if (data == CHAR_SOF) + state = STATE_ID; break; - case STATE_ID: + case STATE_ID: ts->event = (data & 0xf0) >> 4; ts->len = (data & 0xf); ts->idx = 0; if (ts->event >= MAX_ID) { state = STATE_SOF; - break; + break; } ts->chksum = data; - state = (ts->len > 0) ? STATE_DATA : STATE_EOF; + state = (ts->len > 0) ? STATE_DATA : STATE_EOF; break; case STATE_DATA: ts->chksum += data; ts->buf[ts->idx]= data; - if(++ts->idx == ts->len) - state = STATE_EOF; + if (++ts->idx == ts->len) + state = STATE_EOF; break; case STATE_EOF: - state = STATE_SOF; - if (data == CHAR_EOF || data == ts->chksum) + state = STATE_SOF; + if (data == CHAR_EOF || data == ts->chksum) h3600ts_process_packet(ts, regs); - break; - default: - printk("Error3\n"); - break; + break; + default: + printk("Error3\n"); + break; } return IRQ_HANDLED; @@ -390,10 +390,10 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) init_input_dev(&ts->dev); /* Device specific stuff */ - set_GPIO_IRQ_edge(GPIO_BITSY_ACTION_BUTTON, GPIO_BOTH_EDGES); - set_GPIO_IRQ_edge(GPIO_BITSY_NPOWER_BUTTON, GPIO_RISING_EDGE); + set_GPIO_IRQ_edge(GPIO_BITSY_ACTION_BUTTON, GPIO_BOTH_EDGES); + set_GPIO_IRQ_edge(GPIO_BITSY_NPOWER_BUTTON, GPIO_RISING_EDGE); - if (request_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, action_button_handler, + if (request_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, action_button_handler, SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM, "h3600_action", &ts->dev)) { printk(KERN_ERR "h3600ts.c: Could not allocate Action Button IRQ!\n"); @@ -401,7 +401,7 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) return -EBUSY; } - if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler, + if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler, SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM, "h3600_suspend", &ts->dev)) { free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, &ts->dev); @@ -433,7 +433,7 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) sprintf(ts->phys, "%s/input0", serio->phys); - ts->dev.event = h3600ts_event; + ts->dev.event = h3600ts_event; ts->dev.private = ts; ts->dev.name = h3600_name; ts->dev.phys = ts->phys; @@ -446,8 +446,8 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) err = serio_open(serio, drv); if (err) { - free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts); - free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts); + free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts); + free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts); serio_set_drvdata(serio, NULL); kfree(ts); return err; diff --git a/drivers/input/touchscreen/mk712.c b/drivers/input/touchscreen/mk712.c index 2d14a57..afaaebe 100644 --- a/drivers/input/touchscreen/mk712.c +++ b/drivers/input/touchscreen/mk712.c @@ -17,7 +17,7 @@ * found in Gateway AOL Connected Touchpad computers. * * Documentation for ICS MK712 can be found at: - * http://www.icst.com/pdf/mk712.pdf + * http://www.icst.com/pdf/mk712.pdf */ /* @@ -77,7 +77,6 @@ MODULE_PARM_DESC(irq, "IRQ of MK712 touchscreen controller"); #define MK712_READ_ONE_POINT 0x20 #define MK712_POWERUP 0x40 -static int mk712_used = 0; static struct input_dev mk712_dev; static DEFINE_SPINLOCK(mk712_lock); @@ -130,17 +129,14 @@ static int mk712_open(struct input_dev *dev) spin_lock_irqsave(&mk712_lock, flags); - if (!mk712_used++) { + outb(0, mk712_io + MK712_CONTROL); /* Reset */ - outb(0, mk712_io + MK712_CONTROL); /* Reset */ + outb(MK712_ENABLE_INT | MK712_INT_ON_CONVERSION_COMPLETE | + MK712_INT_ON_CHANGE_IN_TOUCH_STATUS | + MK712_ENABLE_PERIODIC_CONVERSIONS | + MK712_POWERUP, mk712_io + MK712_CONTROL); - outb(MK712_ENABLE_INT | MK712_INT_ON_CONVERSION_COMPLETE | - MK712_INT_ON_CHANGE_IN_TOUCH_STATUS | - MK712_ENABLE_PERIODIC_CONVERSIONS | - MK712_POWERUP, mk712_io + MK712_CONTROL); - - outb(10, mk712_io + MK712_RATE); /* 187 points per second */ - } + outb(10, mk712_io + MK712_RATE); /* 187 points per second */ spin_unlock_irqrestore(&mk712_lock, flags); @@ -153,8 +149,7 @@ static void mk712_close(struct input_dev *dev) spin_lock_irqsave(&mk712_lock, flags); - if (!--mk712_used) - outb(0, mk712_io + MK712_CONTROL); + outb(0, mk712_io + MK712_CONTROL); spin_unlock_irqrestore(&mk712_lock, flags); } diff --git a/drivers/isdn/hardware/avm/avm_cs.c b/drivers/isdn/hardware/avm/avm_cs.c index dc00c85..ee750e9 100644 --- a/drivers/isdn/hardware/avm/avm_cs.c +++ b/drivers/isdn/hardware/avm/avm_cs.c @@ -486,6 +486,14 @@ static int avmcs_event(event_t event, int priority, return 0; } /* avmcs_event */ +static struct pcmcia_device_id avmcs_ids[] = { + PCMCIA_DEVICE_PROD_ID12("AVM", "ISDN-Controller B1", 0x95d42008, 0x845dc335), + PCMCIA_DEVICE_PROD_ID12("AVM", "Mobile ISDN-Controller M1", 0x95d42008, 0x81e10430), + PCMCIA_DEVICE_PROD_ID12("AVM", "Mobile ISDN-Controller M2", 0x95d42008, 0x18e8558a), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, avmcs_ids); + static struct pcmcia_driver avmcs_driver = { .owner = THIS_MODULE, .drv = { @@ -493,6 +501,7 @@ static struct pcmcia_driver avmcs_driver = { }, .attach = avmcs_attach, .detach = avmcs_detach, + .id_table = avmcs_ids, }; static int __init avmcs_init(void) diff --git a/drivers/isdn/hardware/eicon/dadapter.c b/drivers/isdn/hardware/eicon/dadapter.c index 6e548a2..8949789 100644 --- a/drivers/isdn/hardware/eicon/dadapter.c +++ b/drivers/isdn/hardware/eicon/dadapter.c @@ -44,7 +44,7 @@ static didd_adapter_change_notification_t\ Array to held adapter information -------------------------------------------------------------------------- */ static DESCRIPTOR HandleTable[NEW_MAX_DESCRIPTORS]; -dword Adapters = 0; /* Number of adapters */ +static dword Adapters = 0; /* Number of adapters */ /* -------------------------------------------------------------------------- Shadow IDI_DIMAINT and 'shadow' debug stuff diff --git a/drivers/isdn/hisax/avma1_cs.c b/drivers/isdn/hisax/avma1_cs.c index 663a0bf..67c60e0 100644 --- a/drivers/isdn/hisax/avma1_cs.c +++ b/drivers/isdn/hisax/avma1_cs.c @@ -501,6 +501,13 @@ static int avma1cs_event(event_t event, int priority, return 0; } /* avma1cs_event */ +static struct pcmcia_device_id avma1cs_ids[] = { + PCMCIA_DEVICE_PROD_ID12("AVM", "ISDN A", 0x95d42008, 0xadc9d4bb), + PCMCIA_DEVICE_PROD_ID12("ISDN", "CARD", 0x8d9761c8, 0x01c5aa7b), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, avma1cs_ids); + static struct pcmcia_driver avma1cs_driver = { .owner = THIS_MODULE, .drv = { @@ -508,6 +515,7 @@ static struct pcmcia_driver avma1cs_driver = { }, .attach = avma1cs_attach, .detach = avma1cs_detach, + .id_table = avma1cs_ids, }; /*====================================================================*/ diff --git a/drivers/isdn/hisax/elsa_cs.c b/drivers/isdn/hisax/elsa_cs.c index bfc0132..9146be5 100644 --- a/drivers/isdn/hisax/elsa_cs.c +++ b/drivers/isdn/hisax/elsa_cs.c @@ -508,6 +508,13 @@ static int elsa_cs_event(event_t event, int priority, return 0; } /* elsa_cs_event */ +static struct pcmcia_device_id elsa_ids[] = { + PCMCIA_DEVICE_PROD_ID12("ELSA AG (Aachen, Germany)", "MicroLink ISDN/MC ", 0x983de2c4, 0x333ba257), + PCMCIA_DEVICE_PROD_ID12("ELSA GmbH, Aachen", "MicroLink ISDN/MC ", 0x639e5718, 0x333ba257), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, elsa_ids); + static struct pcmcia_driver elsa_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -515,6 +522,7 @@ static struct pcmcia_driver elsa_cs_driver = { }, .attach = elsa_cs_attach, .detach = elsa_cs_detach, + .id_table = elsa_ids, }; static int __init init_elsa_cs(void) diff --git a/drivers/isdn/hisax/hfc4s8s_l1.c b/drivers/isdn/hisax/hfc4s8s_l1.c index 6e7e060..7333377a 100644 --- a/drivers/isdn/hisax/hfc4s8s_l1.c +++ b/drivers/isdn/hisax/hfc4s8s_l1.c @@ -312,7 +312,7 @@ wait_busy(hfc4s8s_hw * a) /* function to read critical counter registers that */ /* may be udpated by the chip during read */ /******************************************************/ -static volatile u_char +static u_char Read_hfc8_stable(hfc4s8s_hw * hw, int reg) { u_char ref8; @@ -324,7 +324,7 @@ Read_hfc8_stable(hfc4s8s_hw * hw, int reg) return in8; } -static volatile int +static int Read_hfc16_stable(hfc4s8s_hw * hw, int reg) { int ref16; @@ -1465,7 +1465,7 @@ hfc_hardware_enable(hfc4s8s_hw * hw, int enable, int nt_mode) /******************************************/ /* disable memory mapped ports / io ports */ /******************************************/ -void +static void release_pci_ports(hfc4s8s_hw * hw) { pci_write_config_word(hw->pdev, PCI_COMMAND, 0); @@ -1481,7 +1481,7 @@ release_pci_ports(hfc4s8s_hw * hw) /*****************************************/ /* enable memory mapped ports / io ports */ /*****************************************/ -void +static void enable_pci_ports(hfc4s8s_hw * hw) { #ifdef CONFIG_HISAX_HFC4S8S_PCIMEM diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c index 4496512..058147a 100644 --- a/drivers/isdn/hisax/sedlbauer_cs.c +++ b/drivers/isdn/hisax/sedlbauer_cs.c @@ -616,6 +616,18 @@ static int sedlbauer_event(event_t event, int priority, return 0; } /* sedlbauer_event */ +static struct pcmcia_device_id sedlbauer_ids[] = { + PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", "speed star II", "V 3.1", "(c) 93 - 98 cb ", 0x81fb79f5, 0xf3612e1d, 0x6b95c78a, 0x50d4149c), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D67", 0x81fb79f5, 0xe4e9bc12, 0x397b7e90), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", "4D98", 0x81fb79f5, 0xe4e9bc12, 0x2e5c7fce), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (C) 93-94 VK", 0x81fb79f5, 0xe4e9bc12, 0x8db143fe), + PCMCIA_DEVICE_PROD_ID123("SEDLBAUER", "ISDN-Adapter", " (c) 93-95 VK", 0x81fb79f5, 0xe4e9bc12, 0xb391ab4c), + PCMCIA_DEVICE_PROD_ID12("HST High Soft Tech GmbH", "Saphir II B", 0xd79e0b84, 0x21d083ae), +/* PCMCIA_DEVICE_PROD_ID1234("SEDLBAUER", 0x81fb79f5), */ /* too generic*/ + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, sedlbauer_ids); + static struct pcmcia_driver sedlbauer_driver = { .owner = THIS_MODULE, .drv = { @@ -623,6 +635,7 @@ static struct pcmcia_driver sedlbauer_driver = { }, .attach = sedlbauer_attach, .detach = sedlbauer_detach, + .id_table = sedlbauer_ids, }; static int __init init_sedlbauer_cs(void) diff --git a/drivers/isdn/hisax/teles_cs.c b/drivers/isdn/hisax/teles_cs.c index 63e8e20..107376f 100644 --- a/drivers/isdn/hisax/teles_cs.c +++ b/drivers/isdn/hisax/teles_cs.c @@ -489,6 +489,12 @@ static int teles_cs_event(event_t event, int priority, return 0; } /* teles_cs_event */ +static struct pcmcia_device_id teles_ids[] = { + PCMCIA_DEVICE_PROD_ID12("TELES", "S0/PC", 0x67b50eae, 0xe9e70119), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, teles_ids); + static struct pcmcia_driver teles_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -496,6 +502,7 @@ static struct pcmcia_driver teles_cs_driver = { }, .attach = teles_attach, .detach = teles_detach, + .id_table = teles_ids, }; static int __init init_teles_cs(void) diff --git a/drivers/isdn/hysdn/hycapi.c b/drivers/isdn/hysdn/hycapi.c index 8ee25b2..1fd3d4e 100644 --- a/drivers/isdn/hysdn/hycapi.c +++ b/drivers/isdn/hysdn/hycapi.c @@ -42,6 +42,8 @@ typedef struct _hycapi_appl { static hycapi_appl hycapi_applications[CAPI_MAXAPPL]; +static u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb); + static inline int _hycapi_appCheck(int app_id, int ctrl_no) { if((ctrl_no <= 0) || (ctrl_no > CAPI_MAXCONTR) || (app_id <= 0) || @@ -57,7 +59,7 @@ static inline int _hycapi_appCheck(int app_id, int ctrl_no) Kernel-Capi callback reset_ctr ******************************/ -void +static void hycapi_reset_ctr(struct capi_ctr *ctrl) { hycapictrl_info *cinfo = ctrl->driverdata; @@ -73,7 +75,7 @@ hycapi_reset_ctr(struct capi_ctr *ctrl) Kernel-Capi callback remove_ctr ******************************/ -void +static void hycapi_remove_ctr(struct capi_ctr *ctrl) { int i; @@ -215,7 +217,7 @@ Error-checking is done for CAPI-compliance. The application is recorded in the internal list. *************************************************************/ -void +static void hycapi_register_appl(struct capi_ctr *ctrl, __u16 appl, capi_register_params *rp) { @@ -291,7 +293,7 @@ Release the application from the internal list an remove it's registration at controller-level ******************************************************************/ -void +static void hycapi_release_appl(struct capi_ctr *ctrl, __u16 appl) { int chk; @@ -364,7 +366,7 @@ firmware-releases that do not check the MsgLen-Indication! ***************************************************************/ -u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) +static u16 hycapi_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) { __u16 appl_id; int _len, _len2; @@ -437,8 +439,8 @@ Informations provided in the /proc/capi-entries. *********************************************************************/ -int hycapi_read_proc(char *page, char **start, off_t off, - int count, int *eof, struct capi_ctr *ctrl) +static int hycapi_read_proc(char *page, char **start, off_t off, + int count, int *eof, struct capi_ctr *ctrl) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); hysdn_card *card = cinfo->card; @@ -485,7 +487,7 @@ on capi-interface registration. **************************************************************/ -int hycapi_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) +static int hycapi_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) { #ifdef HYCAPI_PRINTFNAMES printk(KERN_NOTICE "hycapi_load_firmware\n"); @@ -494,7 +496,7 @@ int hycapi_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) } -char *hycapi_procinfo(struct capi_ctr *ctrl) +static char *hycapi_procinfo(struct capi_ctr *ctrl) { hycapictrl_info *cinfo = (hycapictrl_info *)(ctrl->driverdata); #ifdef HYCAPI_PRINTFNAMES diff --git a/drivers/isdn/hysdn/hysdn_boot.c b/drivers/isdn/hysdn/hysdn_boot.c index 6c04281..7bfba19 100644 --- a/drivers/isdn/hysdn/hysdn_boot.c +++ b/drivers/isdn/hysdn/hysdn_boot.c @@ -53,7 +53,7 @@ struct boot_data { /* to be called at start of POF file reading, */ /* before starting any decryption on any POF record. */ /*****************************************************/ -void +static void StartDecryption(struct boot_data *boot) { boot->Cryptor = CRYPT_STARTTERM; @@ -66,7 +66,7 @@ StartDecryption(struct boot_data *boot) /* to HI and LO boot loader and (all) seq tags, because */ /* global Cryptor is started for whole POF. */ /***************************************************************/ -void +static void DecryptBuf(struct boot_data *boot, int cnt) { uchar *bufp = boot->buf.BootBuf; diff --git a/drivers/isdn/hysdn/hysdn_defs.h b/drivers/isdn/hysdn/hysdn_defs.h index 4cee26e..432f6f9 100644 --- a/drivers/isdn/hysdn/hysdn_defs.h +++ b/drivers/isdn/hysdn/hysdn_defs.h @@ -227,7 +227,6 @@ typedef struct hycapictrl_info hycapictrl_info; /*****************/ /* exported vars */ /*****************/ -extern int cardmax; /* number of found cards */ extern hysdn_card *card_root; /* pointer to first card */ @@ -244,7 +243,6 @@ extern void hysdn_procconf_release(void); /* deinit proc config filesys */ /* hysdn_proclog.c */ extern int hysdn_proclog_init(hysdn_card *); /* init proc log entry */ extern void hysdn_proclog_release(hysdn_card *); /* deinit proc log entry */ -extern void put_log_buffer(hysdn_card *, char *); /* output log data */ extern void hysdn_addlog(hysdn_card *, char *,...); /* output data to log */ extern void hysdn_card_errlog(hysdn_card *, tErrLogEntry *, int); /* output card log */ @@ -278,16 +276,6 @@ extern unsigned int hycapi_enable; extern int hycapi_capi_create(hysdn_card *); /* create a new capi device */ extern int hycapi_capi_release(hysdn_card *); /* delete the device */ extern int hycapi_capi_stop(hysdn_card *card); /* suspend */ -extern int hycapi_load_firmware(struct capi_ctr *, capiloaddata *); -extern void hycapi_reset_ctr(struct capi_ctr *); -extern void hycapi_remove_ctr(struct capi_ctr *); -extern void hycapi_register_appl(struct capi_ctr *, __u16 appl, - capi_register_params *); -extern void hycapi_release_appl(struct capi_ctr *, __u16 appl); -extern u16 hycapi_send_message(struct capi_ctr *, struct sk_buff *skb); -extern char *hycapi_procinfo(struct capi_ctr *); -extern int hycapi_read_proc(char *page, char **start, off_t off, - int count, int *eof, struct capi_ctr *card); extern void hycapi_rx_capipkt(hysdn_card * card, uchar * buf, word len); extern void hycapi_tx_capiack(hysdn_card * card); extern struct sk_buff *hycapi_tx_capiget(hysdn_card *card); diff --git a/drivers/isdn/hysdn/hysdn_init.c b/drivers/isdn/hysdn/hysdn_init.c index 5cac2bf..12c8137 100644 --- a/drivers/isdn/hysdn/hysdn_init.c +++ b/drivers/isdn/hysdn/hysdn_init.c @@ -34,7 +34,7 @@ MODULE_AUTHOR("Werner Cornelius"); MODULE_LICENSE("GPL"); static char *hysdn_init_revision = "$Revision: 1.6.6.6 $"; -int cardmax; /* number of found cards */ +static int cardmax; /* number of found cards */ hysdn_card *card_root = NULL; /* pointer to first card */ /**********************************************/ diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c index 8ef2b7c..4d57011 100644 --- a/drivers/isdn/hysdn/hysdn_proclog.c +++ b/drivers/isdn/hysdn/hysdn_proclog.c @@ -22,6 +22,8 @@ /* the proc subdir for the interface is defined in the procconf module */ extern struct proc_dir_entry *hysdn_proc_entry; +static void put_log_buffer(hysdn_card * card, char *cp); + /*************************************************/ /* structure keeping ascii log for device output */ /*************************************************/ @@ -93,7 +95,7 @@ hysdn_addlog(hysdn_card * card, char *fmt,...) /* opened for read got the contents. */ /* Flushes buffers not longer in use. */ /********************************************/ -void +static void put_log_buffer(hysdn_card * card, char *cp) { struct log_data *ib; diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig index 8a7117a..91691a6 100644 --- a/drivers/macintosh/Kconfig +++ b/drivers/macintosh/Kconfig @@ -86,33 +86,18 @@ config PMAC_SMU on the "SMU" system control chip which replaces the old PMU. If you don't know, say Y. -config PMAC_PBOOK - bool "Power management support for PowerBooks" - depends on ADB_PMU - ---help--- - This provides support for putting a PowerBook to sleep; it also - enables media bay support. Power management works on the - PB2400/3400/3500, Wallstreet, Lombard, and Bronze PowerBook G3 and - the Titanium Powerbook G4, as well as the iBooks. You should get - the power management daemon, pmud, to make it work and you must have - the /dev/pmu device (see the pmud README). - - Get pmud from <ftp://ftp.samba.org/pub/ppclinux/pmud/>. - - If you have a PowerBook, you should say Y here. - - You may also want to compile the dma sound driver as a module and - have it autoloaded. The act of removing the module shuts down the - sound hardware for more power savings. - -config PM - bool - depends on PPC_PMAC && ADB_PMU && PMAC_PBOOK - default y - config PMAC_APM_EMU tristate "APM emulation" - depends on PMAC_PBOOK + depends on PPC_PMAC && PPC32 && PM + +config PMAC_MEDIABAY + bool "Support PowerBook hotswap media bay" + depends on PPC_PMAC && PPC32 + help + This option adds support for older PowerBook's hotswap media bay + that can contains batteries, floppy drives, or IDE devices. PCI + devices are not fully supported in the bay as I never had one to + try with # made a separate option since backlight may end up beeing used # on non-powerbook machines (but only on PMU based ones AFAIK) @@ -126,13 +111,6 @@ config PMAC_BACKLIGHT events; also, the PowerBook button device will be enabled so you can change the screen brightness. -config MAC_SERIAL - tristate "Support for PowerMac serial ports (OBSOLETE DRIVER)" - depends on PPC_PMAC && BROKEN - help - This driver is obsolete. Use CONFIG_SERIAL_PMACZILOG in - "Character devices --> Serial drivers --> PowerMac z85c30" option. - config ADB_MACIO bool "Include MacIO (CHRP) ADB driver" depends on ADB && PPC_CHRP && !PPC_PMAC64 diff --git a/drivers/macintosh/Makefile b/drivers/macintosh/Makefile index c3a4705..f5ae171 100644 --- a/drivers/macintosh/Makefile +++ b/drivers/macintosh/Makefile @@ -6,8 +6,7 @@ obj-$(CONFIG_PPC_PMAC) += macio_asic.o -obj-$(CONFIG_PMAC_PBOOK) += mediabay.o -obj-$(CONFIG_MAC_SERIAL) += macserial.o +obj-$(CONFIG_PMAC_MEDIABAY) += mediabay.o obj-$(CONFIG_MAC_EMUMOUSEBTN) += mac_hid.o obj-$(CONFIG_INPUT_ADBHID) += adbhid.o obj-$(CONFIG_ANSLCD) += ans-lcd.o diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c index 493e2af..c0dc1e3 100644 --- a/drivers/macintosh/adb.c +++ b/drivers/macintosh/adb.c @@ -90,7 +90,7 @@ static int sleepy_trackpad; static int autopoll_devs; int __adb_probe_sync; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM static int adb_notify_sleep(struct pmu_sleep_notifier *self, int when); static struct pmu_sleep_notifier adb_sleep_notifier = { adb_notify_sleep, @@ -320,9 +320,9 @@ int __init adb_init(void) printk(KERN_WARNING "Warning: no ADB interface detected\n"); adb_controller = NULL; } else { -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM pmu_register_sleep_notifier(&adb_sleep_notifier); -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ #ifdef CONFIG_PPC if (machine_is_compatible("AAPL,PowerBook1998") || machine_is_compatible("PowerBook1,1")) @@ -337,7 +337,7 @@ int __init adb_init(void) __initcall(adb_init); -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM /* * notify clients before sleep and reset bus afterwards */ @@ -378,7 +378,7 @@ adb_notify_sleep(struct pmu_sleep_notifier *self, int when) } return PBOOK_SLEEP_OK; } -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ static int do_adb_reset_bus(void) diff --git a/drivers/macintosh/macserial.c b/drivers/macintosh/macserial.c deleted file mode 100644 index 0be3ac6..0000000 --- a/drivers/macintosh/macserial.c +++ /dev/null @@ -1,3036 +0,0 @@ -/* - * macserial.c: Serial port driver for Power Macintoshes. - * - * Derived from drivers/sbus/char/sunserial.c by Paul Mackerras. - * - * Copyright (C) 1996 Paul Mackerras (Paul.Mackerras@cs.anu.edu.au) - * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) - * - * Receive DMA code by Takashi Oe <toe@unlserve.unl.edu>. - * - * $Id: macserial.c,v 1.24.2.4 1999/10/19 04:36:42 paulus Exp $ - */ - -#include <linux/config.h> -#include <linux/errno.h> -#include <linux/module.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/workqueue.h> -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/major.h> -#include <linux/string.h> -#include <linux/fcntl.h> -#include <linux/mm.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/init.h> -#ifdef CONFIG_SERIAL_CONSOLE -#include <linux/console.h> -#endif -#include <linux/slab.h> -#include <linux/bitops.h> - -#include <asm/sections.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/irq.h> -#include <asm/prom.h> -#include <asm/system.h> -#include <asm/segment.h> -#include <asm/machdep.h> -#include <asm/pmac_feature.h> -#include <linux/adb.h> -#include <linux/pmu.h> -#ifdef CONFIG_KGDB -#include <asm/kgdb.h> -#endif -#include <asm/dbdma.h> - -#include "macserial.h" - -#ifdef CONFIG_PMAC_PBOOK -static int serial_notify_sleep(struct pmu_sleep_notifier *self, int when); -static struct pmu_sleep_notifier serial_sleep_notifier = { - serial_notify_sleep, - SLEEP_LEVEL_MISC, -}; -#endif - -#define SUPPORT_SERIAL_DMA -#define MACSERIAL_VERSION "2.0" - -/* - * It would be nice to dynamically allocate everything that - * depends on NUM_SERIAL, so we could support any number of - * Z8530s, but for now... - */ -#define NUM_SERIAL 2 /* Max number of ZS chips supported */ -#define NUM_CHANNELS (NUM_SERIAL * 2) /* 2 channels per chip */ - -/* On PowerMacs, the hardware takes care of the SCC recovery time, - but we need the eieio to make sure that the accesses occur - in the order we want. */ -#define RECOVERY_DELAY eieio() - -static struct tty_driver *serial_driver; - -struct mac_zschannel zs_channels[NUM_CHANNELS]; - -struct mac_serial zs_soft[NUM_CHANNELS]; -int zs_channels_found; -struct mac_serial *zs_chain; /* list of all channels */ - -struct tty_struct zs_ttys[NUM_CHANNELS]; - -static int is_powerbook; - -#ifdef CONFIG_SERIAL_CONSOLE -static struct console sercons; -#endif - -#ifdef CONFIG_KGDB -struct mac_zschannel *zs_kgdbchan; -static unsigned char scc_inittab[] = { - 9, 0x80, /* reset A side (CHRA) */ - 13, 0, /* set baud rate divisor */ - 12, 1, - 14, 1, /* baud rate gen enable, src=rtxc (BRENABL) */ - 11, 0x50, /* clocks = br gen (RCBR | TCBR) */ - 5, 0x6a, /* tx 8 bits, assert RTS (Tx8 | TxENAB | RTS) */ - 4, 0x44, /* x16 clock, 1 stop (SB1 | X16CLK)*/ - 3, 0xc1, /* rx enable, 8 bits (RxENABLE | Rx8)*/ -}; -#endif -#define ZS_CLOCK 3686400 /* Z8530 RTxC input clock rate */ - -/* serial subtype definitions */ -#define SERIAL_TYPE_NORMAL 1 - -/* number of characters left in xmit buffer before we ask for more */ -#define WAKEUP_CHARS 256 - -/* - * Debugging. - */ -#undef SERIAL_DEBUG_INTR -#undef SERIAL_DEBUG_OPEN -#undef SERIAL_DEBUG_FLOW -#undef SERIAL_DEBUG_POWER -#undef SERIAL_DEBUG_THROTTLE -#undef SERIAL_DEBUG_STOP -#undef SERIAL_DEBUG_BAUDS - -#define RS_STROBE_TIME 10 -#define RS_ISR_PASS_LIMIT 256 - -#define _INLINE_ inline - -#ifdef SERIAL_DEBUG_OPEN -#define OPNDBG(fmt, arg...) printk(KERN_DEBUG fmt , ## arg) -#else -#define OPNDBG(fmt, arg...) do { } while (0) -#endif -#ifdef SERIAL_DEBUG_POWER -#define PWRDBG(fmt, arg...) printk(KERN_DEBUG fmt , ## arg) -#else -#define PWRDBG(fmt, arg...) do { } while (0) -#endif -#ifdef SERIAL_DEBUG_BAUDS -#define BAUDBG(fmt, arg...) printk(fmt , ## arg) -#else -#define BAUDBG(fmt, arg...) do { } while (0) -#endif - -static void probe_sccs(void); -static void change_speed(struct mac_serial *info, struct termios *old); -static void rs_wait_until_sent(struct tty_struct *tty, int timeout); -static int set_scc_power(struct mac_serial * info, int state); -static int setup_scc(struct mac_serial * info); -static void dbdma_reset(volatile struct dbdma_regs *dma); -static void dbdma_flush(volatile struct dbdma_regs *dma); -static irqreturn_t rs_txdma_irq(int irq, void *dev_id, struct pt_regs *regs); -static irqreturn_t rs_rxdma_irq(int irq, void *dev_id, struct pt_regs *regs); -static void dma_init(struct mac_serial * info); -static void rxdma_start(struct mac_serial * info, int curr); -static void rxdma_to_tty(struct mac_serial * info); - -/* - * tmp_buf is used as a temporary buffer by serial_write. We need to - * lock it in case the copy_from_user blocks while swapping in a page, - * and some other program tries to do a serial write at the same time. - * Since the lock will only come under contention when the system is - * swapping and available memory is low, it makes sense to share one - * buffer across all the serial ports, since it significantly saves - * memory if large numbers of serial ports are open. - */ -static unsigned char *tmp_buf; -static DECLARE_MUTEX(tmp_buf_sem); - - -static inline int __pmac -serial_paranoia_check(struct mac_serial *info, - char *name, const char *routine) -{ -#ifdef SERIAL_PARANOIA_CHECK - static const char badmagic[] = KERN_WARNING - "Warning: bad magic number for serial struct %s in %s\n"; - static const char badinfo[] = KERN_WARNING - "Warning: null mac_serial for %s in %s\n"; - - if (!info) { - printk(badinfo, name, routine); - return 1; - } - if (info->magic != SERIAL_MAGIC) { - printk(badmagic, name, routine); - return 1; - } -#endif - return 0; -} - -/* - * Reading and writing Z8530 registers. - */ -static inline unsigned char __pmac read_zsreg(struct mac_zschannel *channel, - unsigned char reg) -{ - unsigned char retval; - unsigned long flags; - - /* - * We have to make this atomic. - */ - spin_lock_irqsave(&channel->lock, flags); - if (reg != 0) { - *channel->control = reg; - RECOVERY_DELAY; - } - retval = *channel->control; - RECOVERY_DELAY; - spin_unlock_irqrestore(&channel->lock, flags); - return retval; -} - -static inline void __pmac write_zsreg(struct mac_zschannel *channel, - unsigned char reg, unsigned char value) -{ - unsigned long flags; - - spin_lock_irqsave(&channel->lock, flags); - if (reg != 0) { - *channel->control = reg; - RECOVERY_DELAY; - } - *channel->control = value; - RECOVERY_DELAY; - spin_unlock_irqrestore(&channel->lock, flags); - return; -} - -static inline unsigned char __pmac read_zsdata(struct mac_zschannel *channel) -{ - unsigned char retval; - - retval = *channel->data; - RECOVERY_DELAY; - return retval; -} - -static inline void write_zsdata(struct mac_zschannel *channel, - unsigned char value) -{ - *channel->data = value; - RECOVERY_DELAY; - return; -} - -static inline void load_zsregs(struct mac_zschannel *channel, - unsigned char *regs) -{ - ZS_CLEARERR(channel); - ZS_CLEARFIFO(channel); - /* Load 'em up */ - write_zsreg(channel, R4, regs[R4]); - write_zsreg(channel, R10, regs[R10]); - write_zsreg(channel, R3, regs[R3] & ~RxENABLE); - write_zsreg(channel, R5, regs[R5] & ~TxENAB); - write_zsreg(channel, R1, regs[R1]); - write_zsreg(channel, R9, regs[R9]); - write_zsreg(channel, R11, regs[R11]); - write_zsreg(channel, R12, regs[R12]); - write_zsreg(channel, R13, regs[R13]); - write_zsreg(channel, R14, regs[R14]); - write_zsreg(channel, R15, regs[R15]); - write_zsreg(channel, R3, regs[R3]); - write_zsreg(channel, R5, regs[R5]); - return; -} - -/* Sets or clears DTR/RTS on the requested line */ -static inline void zs_rtsdtr(struct mac_serial *ss, int set) -{ - if (set) - ss->curregs[5] |= (RTS | DTR); - else - ss->curregs[5] &= ~(RTS | DTR); - write_zsreg(ss->zs_channel, 5, ss->curregs[5]); - return; -} - -/* Utility routines for the Zilog */ -static inline int get_zsbaud(struct mac_serial *ss) -{ - struct mac_zschannel *channel = ss->zs_channel; - int brg; - - if ((ss->curregs[R11] & TCBR) == 0) { - /* higher rates don't use the baud rate generator */ - return (ss->curregs[R4] & X32CLK)? ZS_CLOCK/32: ZS_CLOCK/16; - } - /* The baud rate is split up between two 8-bit registers in - * what is termed 'BRG time constant' format in my docs for - * the chip, it is a function of the clk rate the chip is - * receiving which happens to be constant. - */ - brg = (read_zsreg(channel, 13) << 8); - brg |= read_zsreg(channel, 12); - return BRG_TO_BPS(brg, (ZS_CLOCK/(ss->clk_divisor))); -} - -/* On receive, this clears errors and the receiver interrupts */ -static inline void rs_recv_clear(struct mac_zschannel *zsc) -{ - write_zsreg(zsc, 0, ERR_RES); - write_zsreg(zsc, 0, RES_H_IUS); /* XXX this is unnecessary */ -} - -/* - * Reset a Descriptor-Based DMA channel. - */ -static void dbdma_reset(volatile struct dbdma_regs *dma) -{ - int i; - - out_le32(&dma->control, (WAKE|FLUSH|PAUSE|RUN) << 16); - - /* - * Yes this looks peculiar, but apparently it needs to be this - * way on some machines. (We need to make sure the DBDMA - * engine has actually got the write above and responded - * to it. - paulus) - */ - for (i = 200; i > 0; --i) - if (ld_le32(&dma->status) & RUN) - udelay(1); -} - -/* - * Tells a DBDMA channel to stop and write any buffered data - * it might have to memory. - */ -static _INLINE_ void dbdma_flush(volatile struct dbdma_regs *dma) -{ - int i = 0; - - out_le32(&dma->control, (FLUSH << 16) | FLUSH); - while (((in_le32(&dma->status) & FLUSH) != 0) && (i++ < 100)) - udelay(1); -} - -/* - * ---------------------------------------------------------------------- - * - * Here starts the interrupt handling routines. All of the following - * subroutines are declared as inline and are folded into - * rs_interrupt(). They were separated out for readability's sake. - * - * - Ted Ts'o (tytso@mit.edu), 7-Mar-93 - * ----------------------------------------------------------------------- - */ - -/* - * This routine is used by the interrupt handler to schedule - * processing in the software interrupt portion of the driver. - */ -static _INLINE_ void rs_sched_event(struct mac_serial *info, - int event) -{ - info->event |= 1 << event; - schedule_work(&info->tqueue); -} - -/* Work out the flag value for a z8530 status value. */ -static _INLINE_ int stat_to_flag(int stat) -{ - int flag; - - if (stat & Rx_OVR) { - flag = TTY_OVERRUN; - } else if (stat & FRM_ERR) { - flag = TTY_FRAME; - } else if (stat & PAR_ERR) { - flag = TTY_PARITY; - } else - flag = 0; - return flag; -} - -static _INLINE_ void receive_chars(struct mac_serial *info, - struct pt_regs *regs) -{ - struct tty_struct *tty = info->tty; - unsigned char ch, stat, flag; - - while ((read_zsreg(info->zs_channel, 0) & Rx_CH_AV) != 0) { - - stat = read_zsreg(info->zs_channel, R1); - ch = read_zsdata(info->zs_channel); - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) { - if (ch == 0x03 || ch == '$') - breakpoint(); - if (stat & (Rx_OVR|FRM_ERR|PAR_ERR)) - write_zsreg(info->zs_channel, 0, ERR_RES); - return; - } -#endif - if (!tty) - continue; - if (tty->flip.count >= TTY_FLIPBUF_SIZE) - tty_flip_buffer_push(tty); - - if (tty->flip.count >= TTY_FLIPBUF_SIZE) { - static int flip_buf_ovf; - if (++flip_buf_ovf <= 1) - printk(KERN_WARNING "FB. overflow: %d\n", - flip_buf_ovf); - break; - } - tty->flip.count++; - { - static int flip_max_cnt; - if (flip_max_cnt < tty->flip.count) - flip_max_cnt = tty->flip.count; - } - flag = stat_to_flag(stat); - if (flag) - /* reset the error indication */ - write_zsreg(info->zs_channel, 0, ERR_RES); - *tty->flip.flag_buf_ptr++ = flag; - *tty->flip.char_buf_ptr++ = ch; - } - if (tty) - tty_flip_buffer_push(tty); -} - -static void transmit_chars(struct mac_serial *info) -{ - if ((read_zsreg(info->zs_channel, 0) & Tx_BUF_EMP) == 0) - return; - info->tx_active = 0; - - if (info->x_char && !info->power_wait) { - /* Send next char */ - write_zsdata(info->zs_channel, info->x_char); - info->x_char = 0; - info->tx_active = 1; - return; - } - - if ((info->xmit_cnt <= 0) || info->tty->stopped || info->tx_stopped - || info->power_wait) { - write_zsreg(info->zs_channel, 0, RES_Tx_P); - return; - } - - /* Send char */ - write_zsdata(info->zs_channel, info->xmit_buf[info->xmit_tail++]); - info->xmit_tail = info->xmit_tail & (SERIAL_XMIT_SIZE-1); - info->xmit_cnt--; - info->tx_active = 1; - - if (info->xmit_cnt < WAKEUP_CHARS) - rs_sched_event(info, RS_EVENT_WRITE_WAKEUP); -} - -static void powerup_done(unsigned long data) -{ - struct mac_serial *info = (struct mac_serial *) data; - unsigned long flags; - - spin_lock_irqsave(&info->lock, flags); - info->power_wait = 0; - transmit_chars(info); - spin_unlock_irqrestore(&info->lock, flags); -} - -static _INLINE_ void status_handle(struct mac_serial *info) -{ - unsigned char status; - - /* Get status from Read Register 0 */ - status = read_zsreg(info->zs_channel, 0); - - /* Check for DCD transitions */ - if (((status ^ info->read_reg_zero) & DCD) != 0 - && info->tty && !C_CLOCAL(info->tty)) { - if (status & DCD) { - wake_up_interruptible(&info->open_wait); - } else { - if (info->tty) - tty_hangup(info->tty); - } - } - - /* Check for CTS transitions */ - if (info->tty && C_CRTSCTS(info->tty)) { - /* - * For some reason, on the Power Macintosh, - * it seems that the CTS bit is 1 when CTS is - * *negated* and 0 when it is asserted. - * The DCD bit doesn't seem to be inverted - * like this. - */ - if ((status & CTS) == 0) { - if (info->tx_stopped) { -#ifdef SERIAL_DEBUG_FLOW - printk(KERN_DEBUG "CTS up\n"); -#endif - info->tx_stopped = 0; - if (!info->tx_active) - transmit_chars(info); - } - } else { -#ifdef SERIAL_DEBUG_FLOW - printk(KERN_DEBUG "CTS down\n"); -#endif - info->tx_stopped = 1; - } - } - - /* Clear status condition... */ - write_zsreg(info->zs_channel, 0, RES_EXT_INT); - info->read_reg_zero = status; -} - -static _INLINE_ void receive_special_dma(struct mac_serial *info) -{ - unsigned char stat, flag; - volatile struct dbdma_regs *rd = &info->rx->dma; - int where = RX_BUF_SIZE; - - spin_lock(&info->rx_dma_lock); - if ((ld_le32(&rd->status) & ACTIVE) != 0) - dbdma_flush(rd); - if (in_le32(&rd->cmdptr) - == virt_to_bus(info->rx_cmds[info->rx_cbuf] + 1)) - where -= in_le16(&info->rx->res_count); - where--; - - stat = read_zsreg(info->zs_channel, R1); - - flag = stat_to_flag(stat); - if (flag) { - info->rx_flag_buf[info->rx_cbuf][where] = flag; - /* reset the error indication */ - write_zsreg(info->zs_channel, 0, ERR_RES); - } - - spin_unlock(&info->rx_dma_lock); -} - -/* - * This is the serial driver's generic interrupt routine - */ -static irqreturn_t rs_interrupt(int irq, void *dev_id, struct pt_regs * regs) -{ - struct mac_serial *info = (struct mac_serial *) dev_id; - unsigned char zs_intreg; - int shift; - unsigned long flags; - int handled = 0; - - if (!(info->flags & ZILOG_INITIALIZED)) { - printk(KERN_WARNING "rs_interrupt: irq %d, port not " - "initialized\n", irq); - disable_irq(irq); - return IRQ_NONE; - } - - /* NOTE: The read register 3, which holds the irq status, - * does so for both channels on each chip. Although - * the status value itself must be read from the A - * channel and is only valid when read from channel A. - * Yes... broken hardware... - */ -#define CHAN_IRQMASK (CHBRxIP | CHBTxIP | CHBEXT) - - if (info->zs_chan_a == info->zs_channel) - shift = 3; /* Channel A */ - else - shift = 0; /* Channel B */ - - spin_lock_irqsave(&info->lock, flags); - for (;;) { - zs_intreg = read_zsreg(info->zs_chan_a, 3) >> shift; -#ifdef SERIAL_DEBUG_INTR - printk(KERN_DEBUG "rs_interrupt: irq %d, zs_intreg 0x%x\n", - irq, (int)zs_intreg); -#endif - - if ((zs_intreg & CHAN_IRQMASK) == 0) - break; - handled = 1; - - if (zs_intreg & CHBRxIP) { - /* If we are doing DMA, we only ask for interrupts - on characters with errors or special conditions. */ - if (info->dma_initted) - receive_special_dma(info); - else - receive_chars(info, regs); - } - if (zs_intreg & CHBTxIP) - transmit_chars(info); - if (zs_intreg & CHBEXT) - status_handle(info); - } - spin_unlock_irqrestore(&info->lock, flags); - return IRQ_RETVAL(handled); -} - -/* Transmit DMA interrupt - not used at present */ -static irqreturn_t rs_txdma_irq(int irq, void *dev_id, struct pt_regs *regs) -{ - return IRQ_HANDLED; -} - -/* - * Receive DMA interrupt. - */ -static irqreturn_t rs_rxdma_irq(int irq, void *dev_id, struct pt_regs *regs) -{ - struct mac_serial *info = (struct mac_serial *) dev_id; - volatile struct dbdma_cmd *cd; - - if (!info->dma_initted) - return IRQ_NONE; - spin_lock(&info->rx_dma_lock); - /* First, confirm that this interrupt is, indeed, coming */ - /* from Rx DMA */ - cd = info->rx_cmds[info->rx_cbuf] + 2; - if ((in_le16(&cd->xfer_status) & (RUN | ACTIVE)) != (RUN | ACTIVE)) { - spin_unlock(&info->rx_dma_lock); - return IRQ_NONE; - } - if (info->rx_fbuf != RX_NO_FBUF) { - info->rx_cbuf = info->rx_fbuf; - if (++info->rx_fbuf == info->rx_nbuf) - info->rx_fbuf = 0; - if (info->rx_fbuf == info->rx_ubuf) - info->rx_fbuf = RX_NO_FBUF; - } - spin_unlock(&info->rx_dma_lock); - return IRQ_HANDLED; -} - -/* - * ------------------------------------------------------------------- - * Here ends the serial interrupt routines. - * ------------------------------------------------------------------- - */ - -/* - * ------------------------------------------------------------ - * rs_stop() and rs_start() - * - * This routines are called before setting or resetting tty->stopped. - * ------------------------------------------------------------ - */ -static void rs_stop(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - -#ifdef SERIAL_DEBUG_STOP - printk(KERN_DEBUG "rs_stop %ld....\n", - tty->ldisc.chars_in_buffer(tty)); -#endif - - if (serial_paranoia_check(info, tty->name, "rs_stop")) - return; - -#if 0 - spin_lock_irqsave(&info->lock, flags); - if (info->curregs[5] & TxENAB) { - info->curregs[5] &= ~TxENAB; - info->pendregs[5] &= ~TxENAB; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - } - spin_unlock_irqrestore(&info->lock, flags); -#endif -} - -static void rs_start(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; - -#ifdef SERIAL_DEBUG_STOP - printk(KERN_DEBUG "rs_start %ld....\n", - tty->ldisc.chars_in_buffer(tty)); -#endif - - if (serial_paranoia_check(info, tty->name, "rs_start")) - return; - - spin_lock_irqsave(&info->lock, flags); -#if 0 - if (info->xmit_cnt && info->xmit_buf && !(info->curregs[5] & TxENAB)) { - info->curregs[5] |= TxENAB; - info->pendregs[5] = info->curregs[5]; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - } -#else - if (info->xmit_cnt && info->xmit_buf && !info->tx_active) { - transmit_chars(info); - } -#endif - spin_unlock_irqrestore(&info->lock, flags); -} - -static void do_softint(void *private_) -{ - struct mac_serial *info = (struct mac_serial *) private_; - struct tty_struct *tty; - - tty = info->tty; - if (!tty) - return; - - if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event)) - tty_wakeup(tty); -} - -static int startup(struct mac_serial * info) -{ - int delay; - - OPNDBG("startup() (ttyS%d, irq %d)\n", info->line, info->irq); - - if (info->flags & ZILOG_INITIALIZED) { - OPNDBG(" -> already inited\n"); - return 0; - } - - if (!info->xmit_buf) { - info->xmit_buf = (unsigned char *) get_zeroed_page(GFP_KERNEL); - if (!info->xmit_buf) - return -ENOMEM; - } - - OPNDBG("starting up ttyS%d (irq %d)...\n", info->line, info->irq); - - delay = set_scc_power(info, 1); - - setup_scc(info); - - if (delay) { - unsigned long flags; - - /* delay is in ms */ - spin_lock_irqsave(&info->lock, flags); - info->power_wait = 1; - mod_timer(&info->powerup_timer, - jiffies + (delay * HZ + 999) / 1000); - spin_unlock_irqrestore(&info->lock, flags); - } - - OPNDBG("enabling IRQ on ttyS%d (irq %d)...\n", info->line, info->irq); - - info->flags |= ZILOG_INITIALIZED; - enable_irq(info->irq); - if (info->dma_initted) { - enable_irq(info->rx_dma_irq); - } - - return 0; -} - -static _INLINE_ void rxdma_start(struct mac_serial * info, int curr) -{ - volatile struct dbdma_regs *rd = &info->rx->dma; - volatile struct dbdma_cmd *cd = info->rx_cmds[curr]; - -//printk(KERN_DEBUG "SCC: rxdma_start\n"); - - st_le32(&rd->cmdptr, virt_to_bus(cd)); - out_le32(&rd->control, (RUN << 16) | RUN); -} - -static void rxdma_to_tty(struct mac_serial *info) -{ - struct tty_struct *tty = info->tty; - volatile struct dbdma_regs *rd = &info->rx->dma; - unsigned long flags; - int residue, available, space, do_queue; - - if (!tty) - return; - - do_queue = 0; - spin_lock_irqsave(&info->rx_dma_lock, flags); -more: - space = TTY_FLIPBUF_SIZE - tty->flip.count; - if (!space) { - do_queue++; - goto out; - } - residue = 0; - if (info->rx_ubuf == info->rx_cbuf) { - if ((ld_le32(&rd->status) & ACTIVE) != 0) { - dbdma_flush(rd); - if (in_le32(&rd->cmdptr) - == virt_to_bus(info->rx_cmds[info->rx_cbuf]+1)) - residue = in_le16(&info->rx->res_count); - } - } - available = RX_BUF_SIZE - residue - info->rx_done_bytes; - if (available > space) - available = space; - if (available) { - memcpy(tty->flip.char_buf_ptr, - info->rx_char_buf[info->rx_ubuf] + info->rx_done_bytes, - available); - memcpy(tty->flip.flag_buf_ptr, - info->rx_flag_buf[info->rx_ubuf] + info->rx_done_bytes, - available); - tty->flip.char_buf_ptr += available; - tty->flip.count += available; - tty->flip.flag_buf_ptr += available; - memset(info->rx_flag_buf[info->rx_ubuf] + info->rx_done_bytes, - 0, available); - info->rx_done_bytes += available; - do_queue++; - } - if (info->rx_done_bytes == RX_BUF_SIZE) { - volatile struct dbdma_cmd *cd = info->rx_cmds[info->rx_ubuf]; - - if (info->rx_ubuf == info->rx_cbuf) - goto out; - /* mark rx_char_buf[rx_ubuf] free */ - st_le16(&cd->command, DBDMA_NOP); - cd++; - st_le32(&cd->cmd_dep, 0); - st_le32((unsigned int *)&cd->res_count, 0); - cd++; - st_le16(&cd->xfer_status, 0); - - if (info->rx_fbuf == RX_NO_FBUF) { - info->rx_fbuf = info->rx_ubuf; - if (!(ld_le32(&rd->status) & ACTIVE)) { - dbdma_reset(&info->rx->dma); - rxdma_start(info, info->rx_ubuf); - info->rx_cbuf = info->rx_ubuf; - } - } - info->rx_done_bytes = 0; - if (++info->rx_ubuf == info->rx_nbuf) - info->rx_ubuf = 0; - if (info->rx_fbuf == info->rx_ubuf) - info->rx_fbuf = RX_NO_FBUF; - goto more; - } -out: - spin_unlock_irqrestore(&info->rx_dma_lock, flags); - if (do_queue) - tty_flip_buffer_push(tty); -} - -static void poll_rxdma(unsigned long private_) -{ - struct mac_serial *info = (struct mac_serial *) private_; - unsigned long flags; - - rxdma_to_tty(info); - spin_lock_irqsave(&info->rx_dma_lock, flags); - mod_timer(&info->poll_dma_timer, RX_DMA_TIMER); - spin_unlock_irqrestore(&info->rx_dma_lock, flags); -} - -static void dma_init(struct mac_serial * info) -{ - int i, size; - volatile struct dbdma_cmd *cd; - unsigned char *p; - - info->rx_nbuf = 8; - - /* various mem set up */ - size = sizeof(struct dbdma_cmd) * (3 * info->rx_nbuf + 2) - + (RX_BUF_SIZE * 2 + sizeof(*info->rx_cmds) - + sizeof(*info->rx_char_buf) + sizeof(*info->rx_flag_buf)) - * info->rx_nbuf; - info->dma_priv = kmalloc(size, GFP_KERNEL | GFP_DMA); - if (info->dma_priv == NULL) - return; - memset(info->dma_priv, 0, size); - - info->rx_cmds = (volatile struct dbdma_cmd **)info->dma_priv; - info->rx_char_buf = (unsigned char **) (info->rx_cmds + info->rx_nbuf); - info->rx_flag_buf = info->rx_char_buf + info->rx_nbuf; - p = (unsigned char *) (info->rx_flag_buf + info->rx_nbuf); - for (i = 0; i < info->rx_nbuf; i++, p += RX_BUF_SIZE) - info->rx_char_buf[i] = p; - for (i = 0; i < info->rx_nbuf; i++, p += RX_BUF_SIZE) - info->rx_flag_buf[i] = p; - - /* a bit of DMA programming */ - cd = info->rx_cmds[0] = (volatile struct dbdma_cmd *) DBDMA_ALIGN(p); - st_le16(&cd->command, DBDMA_NOP); - cd++; - st_le16(&cd->req_count, RX_BUF_SIZE); - st_le16(&cd->command, INPUT_MORE); - st_le32(&cd->phy_addr, virt_to_bus(info->rx_char_buf[0])); - cd++; - st_le16(&cd->req_count, 4); - st_le16(&cd->command, STORE_WORD | INTR_ALWAYS); - st_le32(&cd->phy_addr, virt_to_bus(cd-2)); - st_le32(&cd->cmd_dep, DBDMA_STOP); - for (i = 1; i < info->rx_nbuf; i++) { - info->rx_cmds[i] = ++cd; - st_le16(&cd->command, DBDMA_NOP); - cd++; - st_le16(&cd->req_count, RX_BUF_SIZE); - st_le16(&cd->command, INPUT_MORE); - st_le32(&cd->phy_addr, virt_to_bus(info->rx_char_buf[i])); - cd++; - st_le16(&cd->req_count, 4); - st_le16(&cd->command, STORE_WORD | INTR_ALWAYS); - st_le32(&cd->phy_addr, virt_to_bus(cd-2)); - st_le32(&cd->cmd_dep, DBDMA_STOP); - } - cd++; - st_le16(&cd->command, DBDMA_NOP | BR_ALWAYS); - st_le32(&cd->cmd_dep, virt_to_bus(info->rx_cmds[0])); - - /* setup DMA to our liking */ - dbdma_reset(&info->rx->dma); - st_le32(&info->rx->dma.intr_sel, 0x10001); - st_le32(&info->rx->dma.br_sel, 0x10001); - out_le32(&info->rx->dma.wait_sel, 0x10001); - - /* set various flags */ - info->rx_ubuf = 0; - info->rx_cbuf = 0; - info->rx_fbuf = info->rx_ubuf + 1; - if (info->rx_fbuf == info->rx_nbuf) - info->rx_fbuf = RX_NO_FBUF; - info->rx_done_bytes = 0; - - /* setup polling */ - init_timer(&info->poll_dma_timer); - info->poll_dma_timer.function = (void *)&poll_rxdma; - info->poll_dma_timer.data = (unsigned long)info; - - info->dma_initted = 1; -} - -/* - * FixZeroBug....Works around a bug in the SCC receving channel. - * Taken from Darwin code, 15 Sept. 2000 -DanM - * - * The following sequence prevents a problem that is seen with O'Hare ASICs - * (most versions -- also with some Heathrow and Hydra ASICs) where a zero - * at the input to the receiver becomes 'stuck' and locks up the receiver. - * This problem can occur as a result of a zero bit at the receiver input - * coincident with any of the following events: - * - * The SCC is initialized (hardware or software). - * A framing error is detected. - * The clocking option changes from synchronous or X1 asynchronous - * clocking to X16, X32, or X64 asynchronous clocking. - * The decoding mode is changed among NRZ, NRZI, FM0, or FM1. - * - * This workaround attempts to recover from the lockup condition by placing - * the SCC in synchronous loopback mode with a fast clock before programming - * any of the asynchronous modes. - */ -static void fix_zero_bug_scc(struct mac_serial * info) -{ - write_zsreg(info->zs_channel, 9, - (info->zs_channel == info->zs_chan_a? CHRA: CHRB)); - udelay(10); - write_zsreg(info->zs_channel, 9, - ((info->zs_channel == info->zs_chan_a? CHRA: CHRB) | NV)); - - write_zsreg(info->zs_channel, 4, (X1CLK | EXTSYNC)); - - /* I think this is wrong....but, I just copying code.... - */ - write_zsreg(info->zs_channel, 3, (8 & ~RxENABLE)); - - write_zsreg(info->zs_channel, 5, (8 & ~TxENAB)); - write_zsreg(info->zs_channel, 9, NV); /* Didn't we already do this? */ - write_zsreg(info->zs_channel, 11, (RCBR | TCBR)); - write_zsreg(info->zs_channel, 12, 0); - write_zsreg(info->zs_channel, 13, 0); - write_zsreg(info->zs_channel, 14, (LOOPBAK | SSBR)); - write_zsreg(info->zs_channel, 14, (LOOPBAK | SSBR | BRENABL)); - write_zsreg(info->zs_channel, 3, (8 | RxENABLE)); - write_zsreg(info->zs_channel, 0, RES_EXT_INT); - write_zsreg(info->zs_channel, 0, RES_EXT_INT); /* to kill some time */ - - /* The channel should be OK now, but it is probably receiving - * loopback garbage. - * Switch to asynchronous mode, disable the receiver, - * and discard everything in the receive buffer. - */ - write_zsreg(info->zs_channel, 9, NV); - write_zsreg(info->zs_channel, 4, PAR_ENA); - write_zsreg(info->zs_channel, 3, (8 & ~RxENABLE)); - - while (read_zsreg(info->zs_channel, 0) & Rx_CH_AV) { - (void)read_zsreg(info->zs_channel, 8); - write_zsreg(info->zs_channel, 0, RES_EXT_INT); - write_zsreg(info->zs_channel, 0, ERR_RES); - } -} - -static int setup_scc(struct mac_serial * info) -{ - unsigned long flags; - - OPNDBG("setting up ttyS%d SCC...\n", info->line); - - spin_lock_irqsave(&info->lock, flags); - - /* Nice buggy HW ... */ - fix_zero_bug_scc(info); - - /* - * Reset the chip. - */ - write_zsreg(info->zs_channel, 9, - (info->zs_channel == info->zs_chan_a? CHRA: CHRB)); - udelay(10); - write_zsreg(info->zs_channel, 9, 0); - - /* - * Clear the receive FIFO. - */ - ZS_CLEARFIFO(info->zs_channel); - info->xmit_fifo_size = 1; - - /* - * Reset DMAs - */ - if (info->has_dma) - dma_init(info); - - /* - * Clear the interrupt registers. - */ - write_zsreg(info->zs_channel, 0, ERR_RES); - write_zsreg(info->zs_channel, 0, RES_H_IUS); - - /* - * Turn on RTS and DTR. - */ - if (!info->is_irda) - zs_rtsdtr(info, 1); - - /* - * Finally, enable sequencing and interrupts - */ - if (!info->dma_initted) { - /* interrupt on ext/status changes, all received chars, - transmit ready */ - info->curregs[1] = (info->curregs[1] & ~0x18) - | (EXT_INT_ENAB | INT_ALL_Rx | TxINT_ENAB); - } else { - /* interrupt on ext/status changes, W/Req pin is - receive DMA request */ - info->curregs[1] = (info->curregs[1] & ~(0x18 | TxINT_ENAB)) - | (EXT_INT_ENAB | WT_RDY_RT | WT_FN_RDYFN); - write_zsreg(info->zs_channel, 1, info->curregs[1]); - /* enable W/Req pin */ - info->curregs[1] |= WT_RDY_ENAB; - write_zsreg(info->zs_channel, 1, info->curregs[1]); - /* enable interrupts on transmit ready and receive errors */ - info->curregs[1] |= INT_ERR_Rx | TxINT_ENAB; - } - info->pendregs[1] = info->curregs[1]; - info->curregs[3] |= (RxENABLE | Rx8); - info->pendregs[3] = info->curregs[3]; - info->curregs[5] |= (TxENAB | Tx8); - info->pendregs[5] = info->curregs[5]; - info->curregs[9] |= (NV | MIE); - info->pendregs[9] = info->curregs[9]; - write_zsreg(info->zs_channel, 3, info->curregs[3]); - write_zsreg(info->zs_channel, 5, info->curregs[5]); - write_zsreg(info->zs_channel, 9, info->curregs[9]); - - if (info->tty) - clear_bit(TTY_IO_ERROR, &info->tty->flags); - info->xmit_cnt = info->xmit_head = info->xmit_tail = 0; - - spin_unlock_irqrestore(&info->lock, flags); - - /* - * Set the speed of the serial port - */ - change_speed(info, 0); - - /* Save the current value of RR0 */ - info->read_reg_zero = read_zsreg(info->zs_channel, 0); - - if (info->dma_initted) { - spin_lock_irqsave(&info->rx_dma_lock, flags); - rxdma_start(info, 0); - info->poll_dma_timer.expires = RX_DMA_TIMER; - add_timer(&info->poll_dma_timer); - spin_unlock_irqrestore(&info->rx_dma_lock, flags); - } - - return 0; -} - -/* - * This routine will shutdown a serial port; interrupts are disabled, and - * DTR is dropped if the hangup on close termio flag is on. - */ -static void shutdown(struct mac_serial * info) -{ - OPNDBG("Shutting down serial port %d (irq %d)....\n", info->line, - info->irq); - - if (!(info->flags & ZILOG_INITIALIZED)) { - OPNDBG("(already shutdown)\n"); - return; - } - - if (info->has_dma) { - del_timer(&info->poll_dma_timer); - dbdma_reset(info->tx_dma); - dbdma_reset(&info->rx->dma); - disable_irq(info->tx_dma_irq); - disable_irq(info->rx_dma_irq); - } - disable_irq(info->irq); - - info->pendregs[1] = info->curregs[1] = 0; - write_zsreg(info->zs_channel, 1, 0); /* no interrupts */ - - info->curregs[3] &= ~RxENABLE; - info->pendregs[3] = info->curregs[3]; - write_zsreg(info->zs_channel, 3, info->curregs[3]); - - info->curregs[5] &= ~TxENAB; - if (!info->tty || C_HUPCL(info->tty)) - info->curregs[5] &= ~DTR; - info->pendregs[5] = info->curregs[5]; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); - - set_scc_power(info, 0); - - if (info->xmit_buf) { - free_page((unsigned long) info->xmit_buf); - info->xmit_buf = 0; - } - - if (info->has_dma && info->dma_priv) { - kfree(info->dma_priv); - info->dma_priv = NULL; - info->dma_initted = 0; - } - - memset(info->curregs, 0, sizeof(info->curregs)); - memset(info->pendregs, 0, sizeof(info->pendregs)); - - info->flags &= ~ZILOG_INITIALIZED; -} - -/* - * Turn power on or off to the SCC and associated stuff - * (port drivers, modem, IR port, etc.) - * Returns the number of milliseconds we should wait before - * trying to use the port. - */ -static int set_scc_power(struct mac_serial * info, int state) -{ - int delay = 0; - - if (state) { - PWRDBG("ttyS%d: powering up hardware\n", info->line); - pmac_call_feature( - PMAC_FTR_SCC_ENABLE, - info->dev_node, info->port_type, 1); - if (info->is_internal_modem) { - pmac_call_feature( - PMAC_FTR_MODEM_ENABLE, - info->dev_node, 0, 1); - delay = 2500; /* wait for 2.5s before using */ - } else if (info->is_irda) - mdelay(50); /* Do better here once the problems - * with blocking have been ironed out - */ - } else { - /* TODO: Make that depend on a timer, don't power down - * immediately - */ - PWRDBG("ttyS%d: shutting down hardware\n", info->line); - if (info->is_internal_modem) { - PWRDBG("ttyS%d: shutting down modem\n", info->line); - pmac_call_feature( - PMAC_FTR_MODEM_ENABLE, - info->dev_node, 0, 0); - } - pmac_call_feature( - PMAC_FTR_SCC_ENABLE, - info->dev_node, info->port_type, 0); - } - return delay; -} - -static void irda_rts_pulses(struct mac_serial *info, int w) -{ - udelay(w); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB); - udelay(2); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB | RTS); - udelay(8); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB); - udelay(4); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB | RTS); -} - -/* - * Set the irda codec on the imac to the specified baud rate. - */ -static void irda_setup(struct mac_serial *info) -{ - int code, speed, t; - - speed = info->tty->termios->c_cflag & CBAUD; - if (speed < B2400 || speed > B115200) - return; - code = 0x4d + B115200 - speed; - - /* disable serial interrupts and receive DMA */ - write_zsreg(info->zs_channel, 1, info->curregs[1] & ~0x9f); - - /* wait for transmitter to drain */ - t = 10000; - while ((read_zsreg(info->zs_channel, 0) & Tx_BUF_EMP) == 0 - || (read_zsreg(info->zs_channel, 1) & ALL_SNT) == 0) { - if (--t <= 0) { - printk(KERN_ERR "transmitter didn't drain\n"); - return; - } - udelay(10); - } - udelay(100); - - /* set to 8 bits, no parity, 19200 baud, RTS on, DTR off */ - write_zsreg(info->zs_channel, 4, X16CLK | SB1); - write_zsreg(info->zs_channel, 11, TCBR | RCBR); - t = BPS_TO_BRG(19200, ZS_CLOCK/16); - write_zsreg(info->zs_channel, 12, t); - write_zsreg(info->zs_channel, 13, t >> 8); - write_zsreg(info->zs_channel, 14, BRENABL); - write_zsreg(info->zs_channel, 3, Rx8 | RxENABLE); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB | RTS); - - /* set TxD low for ~104us and pulse RTS */ - udelay(1000); - write_zsdata(info->zs_channel, 0xfe); - irda_rts_pulses(info, 150); - irda_rts_pulses(info, 180); - irda_rts_pulses(info, 50); - udelay(100); - - /* assert DTR, wait 30ms, talk to the chip */ - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB | RTS | DTR); - mdelay(30); - while (read_zsreg(info->zs_channel, 0) & Rx_CH_AV) - read_zsdata(info->zs_channel); - - write_zsdata(info->zs_channel, 1); - t = 1000; - while ((read_zsreg(info->zs_channel, 0) & Rx_CH_AV) == 0) { - if (--t <= 0) { - printk(KERN_ERR "irda_setup timed out on 1st byte\n"); - goto out; - } - udelay(10); - } - t = read_zsdata(info->zs_channel); - if (t != 4) - printk(KERN_ERR "irda_setup 1st byte = %x\n", t); - - write_zsdata(info->zs_channel, code); - t = 1000; - while ((read_zsreg(info->zs_channel, 0) & Rx_CH_AV) == 0) { - if (--t <= 0) { - printk(KERN_ERR "irda_setup timed out on 2nd byte\n"); - goto out; - } - udelay(10); - } - t = read_zsdata(info->zs_channel); - if (t != code) - printk(KERN_ERR "irda_setup 2nd byte = %x (%x)\n", t, code); - - /* Drop DTR again and do some more RTS pulses */ - out: - udelay(100); - write_zsreg(info->zs_channel, 5, Tx8 | TxENAB | RTS); - irda_rts_pulses(info, 80); - - /* We should be right to go now. We assume that load_zsregs - will get called soon to load up the correct baud rate etc. */ - info->curregs[5] = (info->curregs[5] | RTS) & ~DTR; - info->pendregs[5] = info->curregs[5]; -} - -/* - * This routine is called to set the UART divisor registers to match - * the specified baud rate for a serial port. - */ -static void change_speed(struct mac_serial *info, struct termios *old_termios) -{ - unsigned cflag; - int bits; - int brg, baud; - unsigned long flags; - - if (!info->tty || !info->tty->termios) - return; - - cflag = info->tty->termios->c_cflag; - baud = tty_get_baud_rate(info->tty); - if (baud == 0) { - if (old_termios) { - info->tty->termios->c_cflag &= ~CBAUD; - info->tty->termios->c_cflag |= (old_termios->c_cflag & CBAUD); - cflag = info->tty->termios->c_cflag; - baud = tty_get_baud_rate(info->tty); - } - else - baud = info->zs_baud; - } - if (baud > 230400) - baud = 230400; - else if (baud == 0) - baud = 38400; - - spin_lock_irqsave(&info->lock, flags); - info->zs_baud = baud; - info->clk_divisor = 16; - - BAUDBG(KERN_DEBUG "set speed to %d bds, ", baud); - - switch (baud) { - case ZS_CLOCK/16: /* 230400 */ - info->curregs[4] = X16CLK; - info->curregs[11] = 0; - break; - case ZS_CLOCK/32: /* 115200 */ - info->curregs[4] = X32CLK; - info->curregs[11] = 0; - break; - default: - info->curregs[4] = X16CLK; - info->curregs[11] = TCBR | RCBR; - brg = BPS_TO_BRG(baud, ZS_CLOCK/info->clk_divisor); - info->curregs[12] = (brg & 255); - info->curregs[13] = ((brg >> 8) & 255); - info->curregs[14] = BRENABL; - } - - /* byte size and parity */ - info->curregs[3] &= ~RxNBITS_MASK; - info->curregs[5] &= ~TxNBITS_MASK; - switch (cflag & CSIZE) { - case CS5: - info->curregs[3] |= Rx5; - info->curregs[5] |= Tx5; - BAUDBG("5 bits, "); - bits = 7; - break; - case CS6: - info->curregs[3] |= Rx6; - info->curregs[5] |= Tx6; - BAUDBG("6 bits, "); - bits = 8; - break; - case CS7: - info->curregs[3] |= Rx7; - info->curregs[5] |= Tx7; - BAUDBG("7 bits, "); - bits = 9; - break; - case CS8: - default: /* defaults to 8 bits */ - info->curregs[3] |= Rx8; - info->curregs[5] |= Tx8; - BAUDBG("8 bits, "); - bits = 10; - break; - } - info->pendregs[3] = info->curregs[3]; - info->pendregs[5] = info->curregs[5]; - - info->curregs[4] &= ~(SB_MASK | PAR_ENA | PAR_EVEN); - if (cflag & CSTOPB) { - info->curregs[4] |= SB2; - bits++; - BAUDBG("2 stop, "); - } else { - info->curregs[4] |= SB1; - BAUDBG("1 stop, "); - } - if (cflag & PARENB) { - bits++; - info->curregs[4] |= PAR_ENA; - BAUDBG("parity, "); - } - if (!(cflag & PARODD)) { - info->curregs[4] |= PAR_EVEN; - } - info->pendregs[4] = info->curregs[4]; - - if (!(cflag & CLOCAL)) { - if (!(info->curregs[15] & DCDIE)) - info->read_reg_zero = read_zsreg(info->zs_channel, 0); - info->curregs[15] |= DCDIE; - } else - info->curregs[15] &= ~DCDIE; - if (cflag & CRTSCTS) { - info->curregs[15] |= CTSIE; - if ((read_zsreg(info->zs_channel, 0) & CTS) != 0) - info->tx_stopped = 1; - } else { - info->curregs[15] &= ~CTSIE; - info->tx_stopped = 0; - } - info->pendregs[15] = info->curregs[15]; - - /* Calc timeout value. This is pretty broken with high baud rates with HZ=100. - This code would love a larger HZ and a >1 fifo size, but this is not - a priority. The resulting value must be >HZ/2 - */ - info->timeout = ((info->xmit_fifo_size*HZ*bits) / baud); - info->timeout += HZ/50+1; /* Add .02 seconds of slop */ - - BAUDBG("timeout=%d/%ds, base:%d\n", (int)info->timeout, (int)HZ, - (int)info->baud_base); - - /* set the irda codec to the right rate */ - if (info->is_irda) - irda_setup(info); - - /* Load up the new values */ - load_zsregs(info->zs_channel, info->curregs); - - spin_unlock_irqrestore(&info->lock, flags); -} - -static void rs_flush_chars(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; - - if (serial_paranoia_check(info, tty->name, "rs_flush_chars")) - return; - - spin_lock_irqsave(&info->lock, flags); - if (!(info->xmit_cnt <= 0 || tty->stopped || info->tx_stopped || - !info->xmit_buf)) - /* Enable transmitter */ - transmit_chars(info); - spin_unlock_irqrestore(&info->lock, flags); -} - -static int rs_write(struct tty_struct * tty, - const unsigned char *buf, int count) -{ - int c, ret = 0; - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; - - if (serial_paranoia_check(info, tty->name, "rs_write")) - return 0; - - if (!tty || !info->xmit_buf || !tmp_buf) - return 0; - - while (1) { - spin_lock_irqsave(&info->lock, flags); - c = min_t(int, count, min(SERIAL_XMIT_SIZE - info->xmit_cnt - 1, - SERIAL_XMIT_SIZE - info->xmit_head)); - if (c <= 0) { - spin_unlock_irqrestore(&info->lock, flags); - break; - } - memcpy(info->xmit_buf + info->xmit_head, buf, c); - info->xmit_head = ((info->xmit_head + c) & - (SERIAL_XMIT_SIZE-1)); - info->xmit_cnt += c; - spin_unlock_irqrestore(&info->lock, flags); - buf += c; - count -= c; - ret += c; - } - spin_lock_irqsave(&info->lock, flags); - if (info->xmit_cnt && !tty->stopped && !info->tx_stopped - && !info->tx_active) - transmit_chars(info); - spin_unlock_irqrestore(&info->lock, flags); - return ret; -} - -static int rs_write_room(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - int ret; - - if (serial_paranoia_check(info, tty->name, "rs_write_room")) - return 0; - ret = SERIAL_XMIT_SIZE - info->xmit_cnt - 1; - if (ret < 0) - ret = 0; - return ret; -} - -static int rs_chars_in_buffer(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - - if (serial_paranoia_check(info, tty->name, "rs_chars_in_buffer")) - return 0; - return info->xmit_cnt; -} - -static void rs_flush_buffer(struct tty_struct *tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; - - if (serial_paranoia_check(info, tty->name, "rs_flush_buffer")) - return; - spin_lock_irqsave(&info->lock, flags); - info->xmit_cnt = info->xmit_head = info->xmit_tail = 0; - spin_unlock_irqrestore(&info->lock, flags); - tty_wakeup(tty); -} - -/* - * ------------------------------------------------------------ - * rs_throttle() - * - * This routine is called by the upper-layer tty layer to signal that - * incoming characters should be throttled. - * ------------------------------------------------------------ - */ -static void rs_throttle(struct tty_struct * tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; -#ifdef SERIAL_DEBUG_THROTTLE - printk(KERN_DEBUG "throttle %ld....\n",tty->ldisc.chars_in_buffer(tty)); -#endif - - if (serial_paranoia_check(info, tty->name, "rs_throttle")) - return; - - if (I_IXOFF(tty)) { - spin_lock_irqsave(&info->lock, flags); - info->x_char = STOP_CHAR(tty); - if (!info->tx_active) - transmit_chars(info); - spin_unlock_irqrestore(&info->lock, flags); - } - - if (C_CRTSCTS(tty)) { - /* - * Here we want to turn off the RTS line. On Macintoshes, - * the external serial ports using a DIN-8 or DIN-9 - * connector only have the DTR line (which is usually - * wired to both RTS and DTR on an external modem in - * the cable). RTS doesn't go out to the serial port - * socket, it acts as an output enable for the transmit - * data line. So in this case we don't drop RTS. - * - * Macs with internal modems generally do have both RTS - * and DTR wired to the modem, so in that case we do - * drop RTS. - */ - if (info->is_internal_modem) { - spin_lock_irqsave(&info->lock, flags); - info->curregs[5] &= ~RTS; - info->pendregs[5] &= ~RTS; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); - } - } - -#ifdef CDTRCTS - if (tty->termios->c_cflag & CDTRCTS) { - spin_lock_irqsave(&info->lock, flags); - info->curregs[5] &= ~DTR; - info->pendregs[5] &= ~DTR; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); - } -#endif /* CDTRCTS */ -} - -static void rs_unthrottle(struct tty_struct * tty) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - unsigned long flags; -#ifdef SERIAL_DEBUG_THROTTLE - printk(KERN_DEBUG "unthrottle %s: %d....\n", - tty->ldisc.chars_in_buffer(tty)); -#endif - - if (serial_paranoia_check(info, tty->name, "rs_unthrottle")) - return; - - if (I_IXOFF(tty)) { - spin_lock_irqsave(&info->lock, flags); - if (info->x_char) - info->x_char = 0; - else { - info->x_char = START_CHAR(tty); - if (!info->tx_active) - transmit_chars(info); - } - spin_unlock_irqrestore(&info->lock, flags); - } - - if (C_CRTSCTS(tty) && info->is_internal_modem) { - /* Assert RTS line */ - spin_lock_irqsave(&info->lock, flags); - info->curregs[5] |= RTS; - info->pendregs[5] |= RTS; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); - } - -#ifdef CDTRCTS - if (tty->termios->c_cflag & CDTRCTS) { - /* Assert DTR line */ - spin_lock_irqsave(&info->lock, flags); - info->curregs[5] |= DTR; - info->pendregs[5] |= DTR; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); - } -#endif -} - -/* - * ------------------------------------------------------------ - * rs_ioctl() and friends - * ------------------------------------------------------------ - */ - -static int get_serial_info(struct mac_serial * info, - struct serial_struct __user * retinfo) -{ - struct serial_struct tmp; - - if (!retinfo) - return -EFAULT; - memset(&tmp, 0, sizeof(tmp)); - tmp.type = info->type; - tmp.line = info->line; - tmp.port = info->port; - tmp.irq = info->irq; - tmp.flags = info->flags; - tmp.baud_base = info->baud_base; - tmp.close_delay = info->close_delay; - tmp.closing_wait = info->closing_wait; - tmp.custom_divisor = info->custom_divisor; - if (copy_to_user(retinfo,&tmp,sizeof(*retinfo))) - return -EFAULT; - return 0; -} - -static int set_serial_info(struct mac_serial * info, - struct serial_struct __user * new_info) -{ - struct serial_struct new_serial; - struct mac_serial old_info; - int retval = 0; - - if (copy_from_user(&new_serial,new_info,sizeof(new_serial))) - return -EFAULT; - old_info = *info; - - if (!capable(CAP_SYS_ADMIN)) { - if ((new_serial.baud_base != info->baud_base) || - (new_serial.type != info->type) || - (new_serial.close_delay != info->close_delay) || - ((new_serial.flags & ~ZILOG_USR_MASK) != - (info->flags & ~ZILOG_USR_MASK))) - return -EPERM; - info->flags = ((info->flags & ~ZILOG_USR_MASK) | - (new_serial.flags & ZILOG_USR_MASK)); - info->custom_divisor = new_serial.custom_divisor; - goto check_and_exit; - } - - if (info->count > 1) - return -EBUSY; - - /* - * OK, past this point, all the error checking has been done. - * At this point, we start making changes..... - */ - - info->baud_base = new_serial.baud_base; - info->flags = ((info->flags & ~ZILOG_FLAGS) | - (new_serial.flags & ZILOG_FLAGS)); - info->type = new_serial.type; - info->close_delay = new_serial.close_delay; - info->closing_wait = new_serial.closing_wait; - -check_and_exit: - if (info->flags & ZILOG_INITIALIZED) - retval = setup_scc(info); - return retval; -} - -/* - * get_lsr_info - get line status register info - * - * Purpose: Let user call ioctl() to get info when the UART physically - * is emptied. On bus types like RS485, the transmitter must - * release the bus after transmitting. This must be done when - * the transmit shift register is empty, not be done when the - * transmit holding register is empty. This functionality - * allows an RS485 driver to be written in user space. - */ -static int get_lsr_info(struct mac_serial * info, unsigned int *value) -{ - unsigned char status; - unsigned long flags; - - spin_lock_irqsave(&info->lock, flags); - status = read_zsreg(info->zs_channel, 0); - spin_unlock_irqrestore(&info->lock, flags); - status = (status & Tx_BUF_EMP)? TIOCSER_TEMT: 0; - return put_user(status,value); -} - -static int rs_tiocmget(struct tty_struct *tty, struct file *file) -{ - struct mac_serial * info = (struct mac_serial *)tty->driver_data; - unsigned char control, status; - unsigned long flags; - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) - return -ENODEV; -#endif - if (serial_paranoia_check(info, tty->name, __FUNCTION__)) - return -ENODEV; - - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - spin_lock_irqsave(&info->lock, flags); - control = info->curregs[5]; - status = read_zsreg(info->zs_channel, 0); - spin_unlock_irqrestore(&info->lock, flags); - return ((control & RTS) ? TIOCM_RTS: 0) - | ((control & DTR) ? TIOCM_DTR: 0) - | ((status & DCD) ? TIOCM_CAR: 0) - | ((status & CTS) ? 0: TIOCM_CTS); -} - -static int rs_tiocmset(struct tty_struct *tty, struct file *file, - unsigned int set, unsigned int clear) -{ - struct mac_serial * info = (struct mac_serial *)tty->driver_data; - unsigned int arg, bits; - unsigned long flags; - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) - return -ENODEV; -#endif - if (serial_paranoia_check(info, tty->name, __FUNCTION__)) - return -ENODEV; - - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - spin_lock_irqsave(&info->lock, flags); - if (set & TIOCM_RTS) - info->curregs[5] |= RTS; - if (set & TIOCM_DTR) - info->curregs[5] |= DTR; - if (clear & TIOCM_RTS) - info->curregs[5] &= ~RTS; - if (clear & TIOCM_DTR) - info->curregs[5] &= ~DTR; - - info->pendregs[5] = info->curregs[5]; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); - return 0; -} - -/* - * rs_break - turn transmit break condition on/off - */ -static void rs_break(struct tty_struct *tty, int break_state) -{ - struct mac_serial *info = (struct mac_serial *) tty->driver_data; - unsigned long flags; - - if (serial_paranoia_check(info, tty->name, "rs_break")) - return; - - spin_lock_irqsave(&info->lock, flags); - if (break_state == -1) - info->curregs[5] |= SND_BRK; - else - info->curregs[5] &= ~SND_BRK; - write_zsreg(info->zs_channel, 5, info->curregs[5]); - spin_unlock_irqrestore(&info->lock, flags); -} - -static int rs_ioctl(struct tty_struct *tty, struct file * file, - unsigned int cmd, unsigned long arg) -{ - struct mac_serial * info = (struct mac_serial *)tty->driver_data; - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) - return -ENODEV; -#endif - if (serial_paranoia_check(info, tty->name, "rs_ioctl")) - return -ENODEV; - - if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) && - (cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT)) { - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - } - - switch (cmd) { - case TIOCGSERIAL: - return get_serial_info(info, - (struct serial_struct __user *) arg); - case TIOCSSERIAL: - return set_serial_info(info, - (struct serial_struct __user *) arg); - case TIOCSERGETLSR: /* Get line status register */ - return get_lsr_info(info, (unsigned int *) arg); - - case TIOCSERGSTRUCT: - if (copy_to_user((struct mac_serial __user *) arg, - info, sizeof(struct mac_serial))) - return -EFAULT; - return 0; - - default: - return -ENOIOCTLCMD; - } - return 0; -} - -static void rs_set_termios(struct tty_struct *tty, struct termios *old_termios) -{ - struct mac_serial *info = (struct mac_serial *)tty->driver_data; - int was_stopped; - - if (tty->termios->c_cflag == old_termios->c_cflag) - return; - was_stopped = info->tx_stopped; - - change_speed(info, old_termios); - - if (was_stopped && !info->tx_stopped) { - tty->hw_stopped = 0; - rs_start(tty); - } -} - -/* - * ------------------------------------------------------------ - * rs_close() - * - * This routine is called when the serial port gets closed. - * Wait for the last remaining data to be sent. - * ------------------------------------------------------------ - */ -static void rs_close(struct tty_struct *tty, struct file * filp) -{ - struct mac_serial * info = (struct mac_serial *)tty->driver_data; - unsigned long flags; - - if (!info || serial_paranoia_check(info, tty->name, "rs_close")) - return; - - spin_lock_irqsave(&info->lock, flags); - - if (tty_hung_up_p(filp)) { - spin_unlock_irqrestore(&info->lock, flags); - return; - } - - OPNDBG("rs_close ttyS%d, count = %d\n", info->line, info->count); - if ((tty->count == 1) && (info->count != 1)) { - /* - * Uh, oh. tty->count is 1, which means that the tty - * structure will be freed. Info->count should always - * be one in these conditions. If it's greater than - * one, we've got real problems, since it means the - * serial port won't be shutdown. - */ - printk(KERN_ERR "rs_close: bad serial port count; tty->count " - "is 1, info->count is %d\n", info->count); - info->count = 1; - } - if (--info->count < 0) { - printk(KERN_ERR "rs_close: bad serial port count for " - "ttyS%d: %d\n", info->line, info->count); - info->count = 0; - } - if (info->count) { - spin_unlock_irqrestore(&info->lock, flags); - return; - } - info->flags |= ZILOG_CLOSING; - /* - * Now we wait for the transmit buffer to clear; and we notify - * the line discipline to only process XON/XOFF characters. - */ - OPNDBG("waiting end of Tx... (timeout:%d)\n", info->closing_wait); - tty->closing = 1; - if (info->closing_wait != ZILOG_CLOSING_WAIT_NONE) { - spin_unlock_irqrestore(&info->lock, flags); - tty_wait_until_sent(tty, info->closing_wait); - spin_lock_irqsave(&info->lock, flags); - } - - /* - * At this point we stop accepting input. To do this, we - * disable the receiver and receive interrupts. - */ - info->curregs[3] &= ~RxENABLE; - info->pendregs[3] = info->curregs[3]; - write_zsreg(info->zs_channel, 3, info->curregs[3]); - info->curregs[1] &= ~(0x18); /* disable any rx ints */ - info->pendregs[1] = info->curregs[1]; - write_zsreg(info->zs_channel, 1, info->curregs[1]); - ZS_CLEARFIFO(info->zs_channel); - if (info->flags & ZILOG_INITIALIZED) { - /* - * Before we drop DTR, make sure the SCC transmitter - * has completely drained. - */ - OPNDBG("waiting end of Rx...\n"); - spin_unlock_irqrestore(&info->lock, flags); - rs_wait_until_sent(tty, info->timeout); - spin_lock_irqsave(&info->lock, flags); - } - - shutdown(info); - /* restore flags now since shutdown() will have disabled this port's - specific irqs */ - spin_unlock_irqrestore(&info->lock, flags); - - if (tty->driver->flush_buffer) - tty->driver->flush_buffer(tty); - tty_ldisc_flush(tty); - tty->closing = 0; - info->event = 0; - info->tty = 0; - - if (info->blocked_open) { - if (info->close_delay) { - msleep_interruptible(jiffies_to_msecs(info->close_delay)); - } - wake_up_interruptible(&info->open_wait); - } - info->flags &= ~(ZILOG_NORMAL_ACTIVE|ZILOG_CLOSING); - wake_up_interruptible(&info->close_wait); -} - -/* - * rs_wait_until_sent() --- wait until the transmitter is empty - */ -static void rs_wait_until_sent(struct tty_struct *tty, int timeout) -{ - struct mac_serial *info = (struct mac_serial *) tty->driver_data; - unsigned long orig_jiffies, char_time; - - if (serial_paranoia_check(info, tty->name, "rs_wait_until_sent")) - return; - -/* printk("rs_wait_until_sent, timeout:%d, tty_stopped:%d, tx_stopped:%d\n", - timeout, tty->stopped, info->tx_stopped); -*/ - orig_jiffies = jiffies; - /* - * Set the check interval to be 1/5 of the estimated time to - * send a single character, and make it at least 1. The check - * interval should also be less than the timeout. - */ - if (info->timeout <= HZ/50) { - printk(KERN_INFO "macserial: invalid info->timeout=%d\n", - info->timeout); - info->timeout = HZ/50+1; - } - - char_time = (info->timeout - HZ/50) / info->xmit_fifo_size; - char_time = char_time / 5; - if (char_time > HZ) { - printk(KERN_WARNING "macserial: char_time %ld >HZ !!!\n", - char_time); - char_time = 1; - } else if (char_time == 0) - char_time = 1; - if (timeout) - char_time = min_t(unsigned long, char_time, timeout); - while ((read_zsreg(info->zs_channel, 1) & ALL_SNT) == 0) { - msleep_interruptible(jiffies_to_msecs(char_time)); - if (signal_pending(current)) - break; - if (timeout && time_after(jiffies, orig_jiffies + timeout)) - break; - } - current->state = TASK_RUNNING; -} - -/* - * rs_hangup() --- called by tty_hangup() when a hangup is signaled. - */ -static void rs_hangup(struct tty_struct *tty) -{ - struct mac_serial * info = (struct mac_serial *)tty->driver_data; - - if (serial_paranoia_check(info, tty->name, "rs_hangup")) - return; - - rs_flush_buffer(tty); - shutdown(info); - info->event = 0; - info->count = 0; - info->flags &= ~ZILOG_NORMAL_ACTIVE; - info->tty = 0; - wake_up_interruptible(&info->open_wait); -} - -/* - * ------------------------------------------------------------ - * rs_open() and friends - * ------------------------------------------------------------ - */ -static int block_til_ready(struct tty_struct *tty, struct file * filp, - struct mac_serial *info) -{ - DECLARE_WAITQUEUE(wait,current); - int retval; - int do_clocal = 0; - - /* - * If the device is in the middle of being closed, then block - * until it's done, and then try again. - */ - if (info->flags & ZILOG_CLOSING) { - interruptible_sleep_on(&info->close_wait); - return -EAGAIN; - } - - /* - * If non-blocking mode is set, or the port is not enabled, - * then make the check up front and then exit. - */ - if ((filp->f_flags & O_NONBLOCK) || - (tty->flags & (1 << TTY_IO_ERROR))) { - info->flags |= ZILOG_NORMAL_ACTIVE; - return 0; - } - - if (tty->termios->c_cflag & CLOCAL) - do_clocal = 1; - - /* - * Block waiting for the carrier detect and the line to become - * free (i.e., not in use by the callout). While we are in - * this loop, info->count is dropped by one, so that - * rs_close() knows when to free things. We restore it upon - * exit, either normal or abnormal. - */ - retval = 0; - add_wait_queue(&info->open_wait, &wait); - OPNDBG("block_til_ready before block: ttyS%d, count = %d\n", - info->line, info->count); - spin_lock_irq(&info->lock); - if (!tty_hung_up_p(filp)) - info->count--; - spin_unlock_irq(&info->lock); - info->blocked_open++; - while (1) { - spin_lock_irq(&info->lock); - if ((tty->termios->c_cflag & CBAUD) && - !info->is_irda) - zs_rtsdtr(info, 1); - spin_unlock_irq(&info->lock); - set_current_state(TASK_INTERRUPTIBLE); - if (tty_hung_up_p(filp) || - !(info->flags & ZILOG_INITIALIZED)) { - retval = -EAGAIN; - break; - } - if (!(info->flags & ZILOG_CLOSING) && - (do_clocal || (read_zsreg(info->zs_channel, 0) & DCD))) - break; - if (signal_pending(current)) { - retval = -ERESTARTSYS; - break; - } - OPNDBG("block_til_ready blocking: ttyS%d, count = %d\n", - info->line, info->count); - schedule(); - } - current->state = TASK_RUNNING; - remove_wait_queue(&info->open_wait, &wait); - if (!tty_hung_up_p(filp)) - info->count++; - info->blocked_open--; - OPNDBG("block_til_ready after blocking: ttyS%d, count = %d\n", - info->line, info->count); - if (retval) - return retval; - info->flags |= ZILOG_NORMAL_ACTIVE; - return 0; -} - -/* - * This routine is called whenever a serial port is opened. It - * enables interrupts for a serial port, linking in its ZILOG structure into - * the IRQ chain. It also performs the serial-specific - * initialization for the tty structure. - */ -static int rs_open(struct tty_struct *tty, struct file * filp) -{ - struct mac_serial *info; - int retval, line; - unsigned long page; - - line = tty->index; - if ((line < 0) || (line >= zs_channels_found)) { - return -ENODEV; - } - info = zs_soft + line; - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) { - return -ENODEV; - } -#endif - if (serial_paranoia_check(info, tty->name, "rs_open")) - return -ENODEV; - OPNDBG("rs_open %s, count = %d, tty=%p\n", tty->name, - info->count, tty); - - info->count++; - tty->driver_data = info; - info->tty = tty; - - if (!tmp_buf) { - page = get_zeroed_page(GFP_KERNEL); - if (!page) - return -ENOMEM; - if (tmp_buf) - free_page(page); - else - tmp_buf = (unsigned char *) page; - } - - /* - * If the port is the middle of closing, bail out now - */ - if (tty_hung_up_p(filp) || - (info->flags & ZILOG_CLOSING)) { - if (info->flags & ZILOG_CLOSING) - interruptible_sleep_on(&info->close_wait); - return -EAGAIN; - } - - /* - * Start up serial port - */ - - retval = startup(info); - if (retval) - return retval; - - retval = block_til_ready(tty, filp, info); - if (retval) { - OPNDBG("rs_open returning after block_til_ready with %d\n", - retval); - return retval; - } - -#ifdef CONFIG_SERIAL_CONSOLE - if (sercons.cflag && sercons.index == line) { - tty->termios->c_cflag = sercons.cflag; - sercons.cflag = 0; - change_speed(info, 0); - } -#endif - - OPNDBG("rs_open %s successful...\n", tty->name); - return 0; -} - -/* Finally, routines used to initialize the serial driver. */ - -static void show_serial_version(void) -{ - printk(KERN_INFO "PowerMac Z8530 serial driver version " MACSERIAL_VERSION "\n"); -} - -/* - * Initialize one channel, both the mac_serial and mac_zschannel - * structs. We use the dev_node field of the mac_serial struct. - */ -static int -chan_init(struct mac_serial *zss, struct mac_zschannel *zs_chan, - struct mac_zschannel *zs_chan_a) -{ - struct device_node *ch = zss->dev_node; - char *conn; - int len; - struct slot_names_prop { - int count; - char name[1]; - } *slots; - - zss->irq = ch->intrs[0].line; - zss->has_dma = 0; -#if !defined(CONFIG_KGDB) && defined(SUPPORT_SERIAL_DMA) - if (ch->n_addrs >= 3 && ch->n_intrs == 3) - zss->has_dma = 1; -#endif - zss->dma_initted = 0; - - zs_chan->control = (volatile unsigned char *) - ioremap(ch->addrs[0].address, 0x1000); - zs_chan->data = zs_chan->control + 0x10; - spin_lock_init(&zs_chan->lock); - zs_chan->parent = zss; - zss->zs_channel = zs_chan; - zss->zs_chan_a = zs_chan_a; - - /* setup misc varariables */ - zss->kgdb_channel = 0; - - /* For now, we assume you either have a slot-names property - * with "Modem" in it, or your channel is compatible with - * "cobalt". Might need additional fixups - */ - zss->is_internal_modem = device_is_compatible(ch, "cobalt"); - conn = get_property(ch, "AAPL,connector", &len); - zss->is_irda = conn && (strcmp(conn, "infrared") == 0); - zss->port_type = PMAC_SCC_ASYNC; - /* 1999 Powerbook G3 has slot-names property instead */ - slots = (struct slot_names_prop *)get_property(ch, "slot-names", &len); - if (slots && slots->count > 0) { - if (strcmp(slots->name, "IrDA") == 0) - zss->is_irda = 1; - else if (strcmp(slots->name, "Modem") == 0) - zss->is_internal_modem = 1; - } - if (zss->is_irda) - zss->port_type = PMAC_SCC_IRDA; - if (zss->is_internal_modem) { - struct device_node* i2c_modem = find_devices("i2c-modem"); - if (i2c_modem) { - char* mid = get_property(i2c_modem, "modem-id", NULL); - if (mid) switch(*mid) { - case 0x04 : - case 0x05 : - case 0x07 : - case 0x08 : - case 0x0b : - case 0x0c : - zss->port_type = PMAC_SCC_I2S1; - } - printk(KERN_INFO "macserial: i2c-modem detected, id: %d\n", - mid ? (*mid) : 0); - } else { - printk(KERN_INFO "macserial: serial modem detected\n"); - } - } - - while (zss->has_dma) { - zss->dma_priv = NULL; - /* it seems that the last two addresses are the - DMA controllers */ - zss->tx_dma = (volatile struct dbdma_regs *) - ioremap(ch->addrs[ch->n_addrs - 2].address, 0x100); - zss->rx = (volatile struct mac_dma *) - ioremap(ch->addrs[ch->n_addrs - 1].address, 0x100); - zss->tx_dma_irq = ch->intrs[1].line; - zss->rx_dma_irq = ch->intrs[2].line; - spin_lock_init(&zss->rx_dma_lock); - break; - } - - init_timer(&zss->powerup_timer); - zss->powerup_timer.function = powerup_done; - zss->powerup_timer.data = (unsigned long) zss; - return 0; -} - -/* - * /proc fs routines. TODO: Add status lines & error stats - */ -static inline int -line_info(char *buf, struct mac_serial *info) -{ - int ret=0; - unsigned char* connector; - int lenp; - - ret += sprintf(buf, "%d: port:0x%X irq:%d", info->line, info->port, info->irq); - - connector = get_property(info->dev_node, "AAPL,connector", &lenp); - if (connector) - ret+=sprintf(buf+ret," con:%s ", connector); - if (info->is_internal_modem) { - if (!connector) - ret+=sprintf(buf+ret," con:"); - ret+=sprintf(buf+ret,"%s", " (internal modem)"); - } - if (info->is_irda) { - if (!connector) - ret+=sprintf(buf+ret," con:"); - ret+=sprintf(buf+ret,"%s", " (IrDA)"); - } - ret+=sprintf(buf+ret,"\n"); - - return ret; -} - -int macserial_read_proc(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - int l, len = 0; - off_t begin = 0; - struct mac_serial *info; - - len += sprintf(page, "serinfo:1.0 driver:" MACSERIAL_VERSION "\n"); - for (info = zs_chain; info && len < 4000; info = info->zs_next) { - l = line_info(page + len, info); - len += l; - if (len+begin > off+count) - goto done; - if (len+begin < off) { - begin += len; - len = 0; - } - } - *eof = 1; -done: - if (off >= len+begin) - return 0; - *start = page + (off-begin); - return ((count < begin+len-off) ? count : begin+len-off); -} - -/* Ask the PROM how many Z8530s we have and initialize their zs_channels */ -static void -probe_sccs(void) -{ - struct device_node *dev, *ch; - struct mac_serial **pp; - int n, chip, nchan; - struct mac_zschannel *zs_chan; - int chan_a_index; - - n = 0; - pp = &zs_chain; - zs_chan = zs_channels; - for (dev = find_devices("escc"); dev != 0; dev = dev->next) { - nchan = 0; - chip = n; - if (n >= NUM_CHANNELS) { - printk(KERN_WARNING "Sorry, can't use %s: no more " - "channels\n", dev->full_name); - continue; - } - chan_a_index = 0; - for (ch = dev->child; ch != 0; ch = ch->sibling) { - if (nchan >= 2) { - printk(KERN_WARNING "SCC: Only 2 channels per " - "chip are supported\n"); - break; - } - if (ch->n_addrs < 1 || (ch ->n_intrs < 1)) { - printk("Can't use %s: %d addrs %d intrs\n", - ch->full_name, ch->n_addrs, ch->n_intrs); - continue; - } - - /* The channel with the higher address - will be the A side. */ - if (nchan > 0 && - ch->addrs[0].address - > zs_soft[n-1].dev_node->addrs[0].address) - chan_a_index = 1; - - /* minimal initialization for now */ - zs_soft[n].dev_node = ch; - *pp = &zs_soft[n]; - pp = &zs_soft[n].zs_next; - ++nchan; - ++n; - } - if (nchan == 0) - continue; - - /* set up A side */ - if (chan_init(&zs_soft[chip + chan_a_index], zs_chan, zs_chan)) - continue; - ++zs_chan; - - /* set up B side, if it exists */ - if (nchan > 1) - if (chan_init(&zs_soft[chip + 1 - chan_a_index], - zs_chan, zs_chan - 1)) - continue; - ++zs_chan; - } - *pp = 0; - - zs_channels_found = n; -#ifdef CONFIG_PMAC_PBOOK - if (n) - pmu_register_sleep_notifier(&serial_sleep_notifier); -#endif /* CONFIG_PMAC_PBOOK */ -} - -static struct tty_operations serial_ops = { - .open = rs_open, - .close = rs_close, - .write = rs_write, - .flush_chars = rs_flush_chars, - .write_room = rs_write_room, - .chars_in_buffer = rs_chars_in_buffer, - .flush_buffer = rs_flush_buffer, - .ioctl = rs_ioctl, - .throttle = rs_throttle, - .unthrottle = rs_unthrottle, - .set_termios = rs_set_termios, - .stop = rs_stop, - .start = rs_start, - .hangup = rs_hangup, - .break_ctl = rs_break, - .wait_until_sent = rs_wait_until_sent, - .read_proc = macserial_read_proc, - .tiocmget = rs_tiocmget, - .tiocmset = rs_tiocmset, -}; - -static int macserial_init(void) -{ - int channel, i; - struct mac_serial *info; - - /* Find out how many Z8530 SCCs we have */ - if (zs_chain == 0) - probe_sccs(); - - serial_driver = alloc_tty_driver(zs_channels_found); - if (!serial_driver) - return -ENOMEM; - - /* XXX assume it's a powerbook if we have a via-pmu - * - * This is OK for core99 machines as well. - */ - is_powerbook = find_devices("via-pmu") != 0; - - /* Register the interrupt handler for each one - * We also request the OF resources here as probe_sccs() - * might be called too early for that - */ - for (i = 0; i < zs_channels_found; ++i) { - struct device_node* ch = zs_soft[i].dev_node; - if (!request_OF_resource(ch, 0, NULL)) { - printk(KERN_ERR "macserial: can't request IO resource !\n"); - put_tty_driver(serial_driver); - return -ENODEV; - } - if (zs_soft[i].has_dma) { - if (!request_OF_resource(ch, ch->n_addrs - 2, " (tx dma)")) { - printk(KERN_ERR "macserial: can't request TX DMA resource !\n"); - zs_soft[i].has_dma = 0; - goto no_dma; - } - if (!request_OF_resource(ch, ch->n_addrs - 1, " (rx dma)")) { - release_OF_resource(ch, ch->n_addrs - 2); - printk(KERN_ERR "macserial: can't request RX DMA resource !\n"); - zs_soft[i].has_dma = 0; - goto no_dma; - } - if (request_irq(zs_soft[i].tx_dma_irq, rs_txdma_irq, 0, - "SCC-txdma", &zs_soft[i])) - printk(KERN_ERR "macserial: can't get irq %d\n", - zs_soft[i].tx_dma_irq); - disable_irq(zs_soft[i].tx_dma_irq); - if (request_irq(zs_soft[i].rx_dma_irq, rs_rxdma_irq, 0, - "SCC-rxdma", &zs_soft[i])) - printk(KERN_ERR "macserial: can't get irq %d\n", - zs_soft[i].rx_dma_irq); - disable_irq(zs_soft[i].rx_dma_irq); - } -no_dma: - if (request_irq(zs_soft[i].irq, rs_interrupt, 0, - "SCC", &zs_soft[i])) - printk(KERN_ERR "macserial: can't get irq %d\n", - zs_soft[i].irq); - disable_irq(zs_soft[i].irq); - } - - show_serial_version(); - - /* Initialize the tty_driver structure */ - /* Not all of this is exactly right for us. */ - - serial_driver->owner = THIS_MODULE; - serial_driver->driver_name = "macserial"; - serial_driver->devfs_name = "tts/"; - serial_driver->name = "ttyS"; - serial_driver->major = TTY_MAJOR; - serial_driver->minor_start = 64; - serial_driver->type = TTY_DRIVER_TYPE_SERIAL; - serial_driver->subtype = SERIAL_TYPE_NORMAL; - serial_driver->init_termios = tty_std_termios; - serial_driver->init_termios.c_cflag = - B38400 | CS8 | CREAD | HUPCL | CLOCAL; - serial_driver->flags = TTY_DRIVER_REAL_RAW; - tty_set_operations(serial_driver, &serial_ops); - - if (tty_register_driver(serial_driver)) - printk(KERN_ERR "Error: couldn't register serial driver\n"); - - for (channel = 0; channel < zs_channels_found; ++channel) { -#ifdef CONFIG_KGDB - if (zs_soft[channel].kgdb_channel) { - kgdb_interruptible(1); - continue; - } -#endif - zs_soft[channel].clk_divisor = 16; -/* -- we are not sure the SCC is powered ON at this point - zs_soft[channel].zs_baud = get_zsbaud(&zs_soft[channel]); -*/ - zs_soft[channel].zs_baud = 38400; - - /* If console serial line, then enable interrupts. */ - if (zs_soft[channel].is_cons) { - printk(KERN_INFO "macserial: console line, enabling " - "interrupt %d\n", zs_soft[channel].irq); - panic("macserial: console not supported yet !"); - write_zsreg(zs_soft[channel].zs_channel, R1, - (EXT_INT_ENAB | INT_ALL_Rx | TxINT_ENAB)); - write_zsreg(zs_soft[channel].zs_channel, R9, - (NV | MIE)); - } - } - - for (info = zs_chain, i = 0; info; info = info->zs_next, i++) - { - unsigned char* connector; - int lenp; - -#ifdef CONFIG_KGDB - if (info->kgdb_channel) { - continue; - } -#endif - info->magic = SERIAL_MAGIC; - info->port = (int) info->zs_channel->control; - info->line = i; - info->tty = 0; - info->custom_divisor = 16; - info->timeout = 0; - info->close_delay = 50; - info->closing_wait = 3000; - info->x_char = 0; - info->event = 0; - info->count = 0; - info->blocked_open = 0; - INIT_WORK(&info->tqueue, do_softint, info); - spin_lock_init(&info->lock); - init_waitqueue_head(&info->open_wait); - init_waitqueue_head(&info->close_wait); - info->timeout = HZ; - printk(KERN_INFO "tty%02d at 0x%08x (irq = %d)", info->line, - info->port, info->irq); - printk(" is a Z8530 ESCC"); - connector = get_property(info->dev_node, "AAPL,connector", &lenp); - if (connector) - printk(", port = %s", connector); - if (info->is_internal_modem) - printk(" (internal modem)"); - if (info->is_irda) - printk(" (IrDA)"); - printk("\n"); - } - tmp_buf = 0; - - return 0; -} - -void macserial_cleanup(void) -{ - int i; - unsigned long flags; - struct mac_serial *info; - - for (info = zs_chain, i = 0; info; info = info->zs_next, i++) - set_scc_power(info, 0); - spin_lock_irqsave(&info->lock, flags); - for (i = 0; i < zs_channels_found; ++i) { - free_irq(zs_soft[i].irq, &zs_soft[i]); - if (zs_soft[i].has_dma) { - free_irq(zs_soft[i].tx_dma_irq, &zs_soft[i]); - free_irq(zs_soft[i].rx_dma_irq, &zs_soft[i]); - } - release_OF_resource(zs_soft[i].dev_node, 0); - if (zs_soft[i].has_dma) { - struct device_node* ch = zs_soft[i].dev_node; - release_OF_resource(ch, ch->n_addrs - 2); - release_OF_resource(ch, ch->n_addrs - 1); - } - } - spin_unlock_irqrestore(&info->lock, flags); - tty_unregister_driver(serial_driver); - put_tty_driver(serial_driver); - - if (tmp_buf) { - free_page((unsigned long) tmp_buf); - tmp_buf = 0; - } - -#ifdef CONFIG_PMAC_PBOOK - if (zs_channels_found) - pmu_unregister_sleep_notifier(&serial_sleep_notifier); -#endif /* CONFIG_PMAC_PBOOK */ -} - -module_init(macserial_init); -module_exit(macserial_cleanup); -MODULE_LICENSE("GPL"); - -#if 0 -/* - * register_serial and unregister_serial allows for serial ports to be - * configured at run-time, to support PCMCIA modems. - */ -/* PowerMac: Unused at this time, just here to make things link. */ -int register_serial(struct serial_struct *req) -{ - return -1; -} - -void unregister_serial(int line) -{ - return; -} -#endif - -/* - * ------------------------------------------------------------ - * Serial console driver - * ------------------------------------------------------------ - */ -#ifdef CONFIG_SERIAL_CONSOLE - -/* - * Print a string to the serial port trying not to disturb - * any possible real use of the port... - */ -static void serial_console_write(struct console *co, const char *s, - unsigned count) -{ - struct mac_serial *info = zs_soft + co->index; - int i; - - /* Turn of interrupts and enable the transmitter. */ - write_zsreg(info->zs_channel, R1, info->curregs[1] & ~TxINT_ENAB); - write_zsreg(info->zs_channel, R5, info->curregs[5] | TxENAB | RTS | DTR); - - for (i=0; i<count; i++) { - /* Wait for the transmit buffer to empty. */ - while ((read_zsreg(info->zs_channel, 0) & Tx_BUF_EMP) == 0) { - eieio(); - } - - write_zsdata(info->zs_channel, s[i]); - if (s[i] == 10) { - while ((read_zsreg(info->zs_channel, 0) & Tx_BUF_EMP) - == 0) - eieio(); - - write_zsdata(info->zs_channel, 13); - } - } - - /* Restore the values in the registers. */ - write_zsreg(info->zs_channel, R1, info->curregs[1]); - /* Don't disable the transmitter. */ -} - -static struct tty_driver *serial_driver; - -static struct tty_driver *serial_console_device(struct console *c, int *index) -{ - *index = c->index; - return serial_driver; -} - -/* - * Setup initial baud/bits/parity. We do two things here: - * - construct a cflag setting for the first rs_open() - * - initialize the serial port - * Return non-zero if we didn't find a serial port. - */ -static int __init serial_console_setup(struct console *co, char *options) -{ - struct mac_serial *info; - int baud = 38400; - int bits = 8; - int parity = 'n'; - int cflag = CREAD | HUPCL | CLOCAL; - int brg; - char *s; - long flags; - - /* Find out how many Z8530 SCCs we have */ - if (zs_chain == 0) - probe_sccs(); - - if (zs_chain == 0) - return -1; - - /* Do we have the device asked for? */ - if (co->index >= zs_channels_found) - return -1; - info = zs_soft + co->index; - - set_scc_power(info, 1); - - /* Reset the channel */ - write_zsreg(info->zs_channel, R9, CHRA); - - if (options) { - baud = simple_strtoul(options, NULL, 10); - s = options; - while(*s >= '0' && *s <= '9') - s++; - if (*s) - parity = *s++; - if (*s) - bits = *s - '0'; - } - - /* - * Now construct a cflag setting. - */ - switch(baud) { - case 1200: - cflag |= B1200; - break; - case 2400: - cflag |= B2400; - break; - case 4800: - cflag |= B4800; - break; - case 9600: - cflag |= B9600; - break; - case 19200: - cflag |= B19200; - break; - case 57600: - cflag |= B57600; - break; - case 115200: - cflag |= B115200; - break; - case 38400: - default: - cflag |= B38400; - break; - } - switch(bits) { - case 7: - cflag |= CS7; - break; - default: - case 8: - cflag |= CS8; - break; - } - switch(parity) { - case 'o': case 'O': - cflag |= PARENB | PARODD; - break; - case 'e': case 'E': - cflag |= PARENB; - break; - } - co->cflag = cflag; - - spin_lock_irqsave(&info->lock, flags); - memset(info->curregs, 0, sizeof(info->curregs)); - - info->zs_baud = baud; - info->clk_divisor = 16; - switch (info->zs_baud) { - case ZS_CLOCK/16: /* 230400 */ - info->curregs[4] = X16CLK; - info->curregs[11] = 0; - break; - case ZS_CLOCK/32: /* 115200 */ - info->curregs[4] = X32CLK; - info->curregs[11] = 0; - break; - default: - info->curregs[4] = X16CLK; - info->curregs[11] = TCBR | RCBR; - brg = BPS_TO_BRG(info->zs_baud, ZS_CLOCK/info->clk_divisor); - info->curregs[12] = (brg & 255); - info->curregs[13] = ((brg >> 8) & 255); - info->curregs[14] = BRENABL; - } - - /* byte size and parity */ - info->curregs[3] &= ~RxNBITS_MASK; - info->curregs[5] &= ~TxNBITS_MASK; - switch (cflag & CSIZE) { - case CS5: - info->curregs[3] |= Rx5; - info->curregs[5] |= Tx5; - break; - case CS6: - info->curregs[3] |= Rx6; - info->curregs[5] |= Tx6; - break; - case CS7: - info->curregs[3] |= Rx7; - info->curregs[5] |= Tx7; - break; - case CS8: - default: /* defaults to 8 bits */ - info->curregs[3] |= Rx8; - info->curregs[5] |= Tx8; - break; - } - info->curregs[5] |= TxENAB | RTS | DTR; - info->pendregs[3] = info->curregs[3]; - info->pendregs[5] = info->curregs[5]; - - info->curregs[4] &= ~(SB_MASK | PAR_ENA | PAR_EVEN); - if (cflag & CSTOPB) { - info->curregs[4] |= SB2; - } else { - info->curregs[4] |= SB1; - } - if (cflag & PARENB) { - info->curregs[4] |= PAR_ENA; - if (!(cflag & PARODD)) { - info->curregs[4] |= PAR_EVEN; - } - } - info->pendregs[4] = info->curregs[4]; - - if (!(cflag & CLOCAL)) { - if (!(info->curregs[15] & DCDIE)) - info->read_reg_zero = read_zsreg(info->zs_channel, 0); - info->curregs[15] |= DCDIE; - } else - info->curregs[15] &= ~DCDIE; - if (cflag & CRTSCTS) { - info->curregs[15] |= CTSIE; - if ((read_zsreg(info->zs_channel, 0) & CTS) != 0) - info->tx_stopped = 1; - } else { - info->curregs[15] &= ~CTSIE; - info->tx_stopped = 0; - } - info->pendregs[15] = info->curregs[15]; - - /* Load up the new values */ - load_zsregs(info->zs_channel, info->curregs); - - spin_unlock_irqrestore(&info->lock, flags); - - return 0; -} - -static struct console sercons = { - .name = "ttyS", - .write = serial_console_write, - .device = serial_console_device, - .setup = serial_console_setup, - .flags = CON_PRINTBUFFER, - .index = -1, -}; - -/* - * Register console. - */ -static void __init mac_scc_console_init(void) -{ - register_console(&sercons); -} -console_initcall(mac_scc_console_init); - -#endif /* ifdef CONFIG_SERIAL_CONSOLE */ - -#ifdef CONFIG_KGDB -/* These are for receiving and sending characters under the kgdb - * source level kernel debugger. - */ -void putDebugChar(char kgdb_char) -{ - struct mac_zschannel *chan = zs_kgdbchan; - while ((read_zsreg(chan, 0) & Tx_BUF_EMP) == 0) - udelay(5); - write_zsdata(chan, kgdb_char); -} - -char getDebugChar(void) -{ - struct mac_zschannel *chan = zs_kgdbchan; - while((read_zsreg(chan, 0) & Rx_CH_AV) == 0) - eieio(); /*barrier();*/ - return read_zsdata(chan); -} - -void kgdb_interruptible(int yes) -{ - struct mac_zschannel *chan = zs_kgdbchan; - int one, nine; - nine = read_zsreg(chan, 9); - if (yes == 1) { - one = EXT_INT_ENAB|INT_ALL_Rx; - nine |= MIE; - printk("turning serial ints on\n"); - } else { - one = RxINT_DISAB; - nine &= ~MIE; - printk("turning serial ints off\n"); - } - write_zsreg(chan, 1, one); - write_zsreg(chan, 9, nine); -} - -/* This sets up the serial port we're using, and turns on - * interrupts for that channel, so kgdb is usable once we're done. - */ -static inline void kgdb_chaninit(struct mac_zschannel *ms, int intson, int bps) -{ - int brg; - int i, x; - volatile char *sccc = ms->control; - brg = BPS_TO_BRG(bps, ZS_CLOCK/16); - printk("setting bps on kgdb line to %d [brg=%x]\n", bps, brg); - for (i = 20000; i != 0; --i) { - x = *sccc; eieio(); - } - for (i = 0; i < sizeof(scc_inittab); ++i) { - write_zsreg(ms, scc_inittab[i], scc_inittab[i+1]); - i++; - } -} - -/* This is called at boot time to prime the kgdb serial debugging - * serial line. The 'tty_num' argument is 0 for /dev/ttya and 1 - * for /dev/ttyb which is determined in setup_arch() from the - * boot command line flags. - * XXX at the moment probably only channel A will work - */ -void __init zs_kgdb_hook(int tty_num) -{ - /* Find out how many Z8530 SCCs we have */ - if (zs_chain == 0) - probe_sccs(); - - set_scc_power(&zs_soft[tty_num], 1); - - zs_kgdbchan = zs_soft[tty_num].zs_channel; - zs_soft[tty_num].change_needed = 0; - zs_soft[tty_num].clk_divisor = 16; - zs_soft[tty_num].zs_baud = 38400; - zs_soft[tty_num].kgdb_channel = 1; /* This runs kgdb */ - - /* Turn on transmitter/receiver at 8-bits/char */ - kgdb_chaninit(zs_soft[tty_num].zs_channel, 1, 38400); - printk("KGDB: on channel %d initialized\n", tty_num); - set_debug_traps(); /* init stub */ -} -#endif /* ifdef CONFIG_KGDB */ - -#ifdef CONFIG_PMAC_PBOOK -/* - * notify clients before sleep and reset bus afterwards - */ -int -serial_notify_sleep(struct pmu_sleep_notifier *self, int when) -{ - int i; - - switch (when) { - case PBOOK_SLEEP_REQUEST: - case PBOOK_SLEEP_REJECT: - break; - - case PBOOK_SLEEP_NOW: - for (i=0; i<zs_channels_found; i++) { - struct mac_serial *info = &zs_soft[i]; - if (info->flags & ZILOG_INITIALIZED) { - shutdown(info); - info->flags |= ZILOG_SLEEPING; - } - } - break; - case PBOOK_WAKE: - for (i=0; i<zs_channels_found; i++) { - struct mac_serial *info = &zs_soft[i]; - if (info->flags & ZILOG_SLEEPING) { - info->flags &= ~ZILOG_SLEEPING; - startup(info); - } - } - break; - } - return PBOOK_SLEEP_OK; -} -#endif /* CONFIG_PMAC_PBOOK */ diff --git a/drivers/macintosh/macserial.h b/drivers/macintosh/macserial.h deleted file mode 100644 index bade11a..0000000 --- a/drivers/macintosh/macserial.h +++ /dev/null @@ -1,461 +0,0 @@ -/* - * macserial.h: Definitions for the Macintosh Z8530 serial driver. - * - * Adapted from drivers/sbus/char/sunserial.h by Paul Mackerras. - * - * Copyright (C) 1996 Paul Mackerras (Paul.Mackerras@cs.anu.edu.au) - * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) - */ -#ifndef _MACSERIAL_H -#define _MACSERIAL_H - -#include <linux/spinlock.h> - -#define NUM_ZSREGS 16 - -struct serial_struct { - int type; - int line; - int port; - int irq; - int flags; - int xmit_fifo_size; - int custom_divisor; - int baud_base; - unsigned short close_delay; - char reserved_char[2]; - int hub6; - unsigned short closing_wait; /* time to wait before closing */ - unsigned short closing_wait2; /* no longer used... */ - int reserved[4]; -}; - -/* - * For the close wait times, 0 means wait forever for serial port to - * flush its output. 65535 means don't wait at all. - */ -#define ZILOG_CLOSING_WAIT_INF 0 -#define ZILOG_CLOSING_WAIT_NONE 65535 - -/* - * Definitions for ZILOG_struct (and serial_struct) flags field - */ -#define ZILOG_HUP_NOTIFY 0x0001 /* Notify getty on hangups and closes - * on the callout port */ -#define ZILOG_FOURPORT 0x0002 /* Set OU1, OUT2 per AST Fourport settings */ -#define ZILOG_SAK 0x0004 /* Secure Attention Key (Orange book) */ -#define ZILOG_SPLIT_TERMIOS 0x0008 /* Separate termios for dialin/callout */ - -#define ZILOG_SPD_MASK 0x0030 -#define ZILOG_SPD_HI 0x0010 /* Use 56000 instead of 38400 bps */ - -#define ZILOG_SPD_VHI 0x0020 /* Use 115200 instead of 38400 bps */ -#define ZILOG_SPD_CUST 0x0030 /* Use user-specified divisor */ - -#define ZILOG_SKIP_TEST 0x0040 /* Skip UART test during autoconfiguration */ -#define ZILOG_AUTO_IRQ 0x0080 /* Do automatic IRQ during autoconfiguration */ -#define ZILOG_SESSION_LOCKOUT 0x0100 /* Lock out cua opens based on session */ -#define ZILOG_PGRP_LOCKOUT 0x0200 /* Lock out cua opens based on pgrp */ -#define ZILOG_CALLOUT_NOHUP 0x0400 /* Don't do hangups for cua device */ - -#define ZILOG_FLAGS 0x0FFF /* Possible legal ZILOG flags */ -#define ZILOG_USR_MASK 0x0430 /* Legal flags that non-privileged - * users can set or reset */ - -/* Internal flags used only by kernel/chr_drv/serial.c */ -#define ZILOG_INITIALIZED 0x80000000 /* Serial port was initialized */ -#define ZILOG_CALLOUT_ACTIVE 0x40000000 /* Call out device is active */ -#define ZILOG_NORMAL_ACTIVE 0x20000000 /* Normal device is active */ -#define ZILOG_BOOT_AUTOCONF 0x10000000 /* Autoconfigure port on bootup */ -#define ZILOG_CLOSING 0x08000000 /* Serial port is closing */ -#define ZILOG_CTS_FLOW 0x04000000 /* Do CTS flow control */ -#define ZILOG_CHECK_CD 0x02000000 /* i.e., CLOCAL */ -#define ZILOG_SLEEPING 0x01000000 /* have shut it down for sleep */ - -/* Software state per channel */ - -#ifdef __KERNEL__ -/* - * This is our internal structure for each serial port's state. - * - * Many fields are paralleled by the structure used by the serial_struct - * structure. - * - * For definitions of the flags field, see tty.h - */ - -struct mac_serial; - -struct mac_zschannel { - volatile unsigned char* control; - volatile unsigned char* data; - spinlock_t lock; - /* Used for debugging */ - struct mac_serial* parent; -}; - -struct mac_dma { - volatile struct dbdma_regs dma; - volatile unsigned short res_count; - volatile unsigned short command; - volatile unsigned int buf_addr; -}; - -struct mac_serial { - struct mac_serial *zs_next; /* For IRQ servicing chain */ - struct mac_zschannel *zs_channel; /* Channel registers */ - struct mac_zschannel *zs_chan_a; /* A side registers */ - unsigned char read_reg_zero; - struct device_node* dev_node; - spinlock_t lock; - - char soft_carrier; /* Use soft carrier on this channel */ - char break_abort; /* Is serial console in, so process brk/abrt */ - char kgdb_channel; /* Kgdb is running on this channel */ - char is_cons; /* Is this our console. */ - char is_internal_modem; /* is connected to an internal modem */ - char is_irda; /* is connected to an IrDA codec */ - int port_type; /* Port type for pmac_feature */ - unsigned char tx_active; /* character is being xmitted */ - unsigned char tx_stopped; /* output is suspended */ - unsigned char power_wait; /* waiting for power-up delay to expire */ - - /* We need to know the current clock divisor - * to read the bps rate the chip has currently - * loaded. - */ - unsigned char clk_divisor; /* May be 1, 16, 32, or 64 */ - int zs_baud; - - /* Current write register values */ - unsigned char curregs[NUM_ZSREGS]; - - /* Values we need to set next opportunity */ - unsigned char pendregs[NUM_ZSREGS]; - - char change_needed; - - int magic; - int baud_base; - int port; - int irq; - int flags; /* defined in tty.h */ - int type; /* UART type */ - struct tty_struct *tty; - int read_status_mask; - int ignore_status_mask; - int timeout; - int xmit_fifo_size; - int custom_divisor; - int x_char; /* xon/xoff character */ - int close_delay; - unsigned short closing_wait; - unsigned short closing_wait2; - unsigned long event; - unsigned long last_active; - int line; - int count; /* # of fd on device */ - int blocked_open; /* # of blocked opens */ - unsigned char *xmit_buf; - int xmit_head; - int xmit_tail; - int xmit_cnt; - struct work_struct tqueue; - wait_queue_head_t open_wait; - wait_queue_head_t close_wait; - - volatile struct dbdma_regs *tx_dma; - int tx_dma_irq; - volatile struct dbdma_cmd *tx_cmds; - volatile struct mac_dma *rx; - int rx_dma_irq; - volatile struct dbdma_cmd **rx_cmds; - unsigned char **rx_char_buf; - unsigned char **rx_flag_buf; -#define RX_BUF_SIZE 256 - int rx_nbuf; - int rx_done_bytes; - int rx_ubuf; - int rx_fbuf; -#define RX_NO_FBUF (-1) - int rx_cbuf; - spinlock_t rx_dma_lock; - int has_dma; - int dma_initted; - void *dma_priv; - struct timer_list poll_dma_timer; -#define RX_DMA_TIMER (jiffies + 10*HZ/1000) - - struct timer_list powerup_timer; -}; - - -#define SERIAL_MAGIC 0x5301 - -/* - * The size of the serial xmit buffer is 1 page, or 4096 bytes - */ -#define SERIAL_XMIT_SIZE 4096 - -/* - * Events are used to schedule things to happen at timer-interrupt - * time, instead of at rs interrupt time. - */ -#define RS_EVENT_WRITE_WAKEUP 0 - -#endif /* __KERNEL__ */ - -/* Conversion routines to/from brg time constants from/to bits - * per second. - */ -#define BRG_TO_BPS(brg, freq) ((freq) / 2 / ((brg) + 2)) -#define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2) - -/* The Zilog register set */ - -#define FLAG 0x7e - -/* Write Register 0 */ -#define R0 0 /* Register selects */ -#define R1 1 -#define R2 2 -#define R3 3 -#define R4 4 -#define R5 5 -#define R6 6 -#define R7 7 -#define R8 8 -#define R9 9 -#define R10 10 -#define R11 11 -#define R12 12 -#define R13 13 -#define R14 14 -#define R15 15 - -#define NULLCODE 0 /* Null Code */ -#define POINT_HIGH 0x8 /* Select upper half of registers */ -#define RES_EXT_INT 0x10 /* Reset Ext. Status Interrupts */ -#define SEND_ABORT 0x18 /* HDLC Abort */ -#define RES_RxINT_FC 0x20 /* Reset RxINT on First Character */ -#define RES_Tx_P 0x28 /* Reset TxINT Pending */ -#define ERR_RES 0x30 /* Error Reset */ -#define RES_H_IUS 0x38 /* Reset highest IUS */ - -#define RES_Rx_CRC 0x40 /* Reset Rx CRC Checker */ -#define RES_Tx_CRC 0x80 /* Reset Tx CRC Checker */ -#define RES_EOM_L 0xC0 /* Reset EOM latch */ - -/* Write Register 1 */ - -#define EXT_INT_ENAB 0x1 /* Ext Int Enable */ -#define TxINT_ENAB 0x2 /* Tx Int Enable */ -#define PAR_SPEC 0x4 /* Parity is special condition */ - -#define RxINT_DISAB 0 /* Rx Int Disable */ -#define RxINT_FCERR 0x8 /* Rx Int on First Character Only or Error */ -#define INT_ALL_Rx 0x10 /* Int on all Rx Characters or error */ -#define INT_ERR_Rx 0x18 /* Int on error only */ - -#define WT_RDY_RT 0x20 /* W/Req reflects recv if 1, xmit if 0 */ -#define WT_FN_RDYFN 0x40 /* W/Req pin is DMA request if 1, wait if 0 */ -#define WT_RDY_ENAB 0x80 /* Enable W/Req pin */ - -/* Write Register #2 (Interrupt Vector) */ - -/* Write Register 3 */ - -#define RxENABLE 0x1 /* Rx Enable */ -#define SYNC_L_INH 0x2 /* Sync Character Load Inhibit */ -#define ADD_SM 0x4 /* Address Search Mode (SDLC) */ -#define RxCRC_ENAB 0x8 /* Rx CRC Enable */ -#define ENT_HM 0x10 /* Enter Hunt Mode */ -#define AUTO_ENAB 0x20 /* Auto Enables */ -#define Rx5 0x0 /* Rx 5 Bits/Character */ -#define Rx7 0x40 /* Rx 7 Bits/Character */ -#define Rx6 0x80 /* Rx 6 Bits/Character */ -#define Rx8 0xc0 /* Rx 8 Bits/Character */ -#define RxNBITS_MASK 0xc0 - -/* Write Register 4 */ - -#define PAR_ENA 0x1 /* Parity Enable */ -#define PAR_EVEN 0x2 /* Parity Even/Odd* */ - -#define SYNC_ENAB 0 /* Sync Modes Enable */ -#define SB1 0x4 /* 1 stop bit/char */ -#define SB15 0x8 /* 1.5 stop bits/char */ -#define SB2 0xc /* 2 stop bits/char */ -#define SB_MASK 0xc - -#define MONSYNC 0 /* 8 Bit Sync character */ -#define BISYNC 0x10 /* 16 bit sync character */ -#define SDLC 0x20 /* SDLC Mode (01111110 Sync Flag) */ -#define EXTSYNC 0x30 /* External Sync Mode */ - -#define X1CLK 0x0 /* x1 clock mode */ -#define X16CLK 0x40 /* x16 clock mode */ -#define X32CLK 0x80 /* x32 clock mode */ -#define X64CLK 0xC0 /* x64 clock mode */ -#define XCLK_MASK 0xC0 - -/* Write Register 5 */ - -#define TxCRC_ENAB 0x1 /* Tx CRC Enable */ -#define RTS 0x2 /* RTS */ -#define SDLC_CRC 0x4 /* SDLC/CRC-16 */ -#define TxENAB 0x8 /* Tx Enable */ -#define SND_BRK 0x10 /* Send Break */ -#define Tx5 0x0 /* Tx 5 bits (or less)/character */ -#define Tx7 0x20 /* Tx 7 bits/character */ -#define Tx6 0x40 /* Tx 6 bits/character */ -#define Tx8 0x60 /* Tx 8 bits/character */ -#define TxNBITS_MASK 0x60 -#define DTR 0x80 /* DTR */ - -/* Write Register 6 (Sync bits 0-7/SDLC Address Field) */ - -/* Write Register 7 (Sync bits 8-15/SDLC 01111110) */ - -/* Write Register 7' (Some enhanced feature control) */ -#define ENEXREAD 0x40 /* Enable read of some write registers */ - -/* Write Register 8 (transmit buffer) */ - -/* Write Register 9 (Master interrupt control) */ -#define VIS 1 /* Vector Includes Status */ -#define NV 2 /* No Vector */ -#define DLC 4 /* Disable Lower Chain */ -#define MIE 8 /* Master Interrupt Enable */ -#define STATHI 0x10 /* Status high */ -#define NORESET 0 /* No reset on write to R9 */ -#define CHRB 0x40 /* Reset channel B */ -#define CHRA 0x80 /* Reset channel A */ -#define FHWRES 0xc0 /* Force hardware reset */ - -/* Write Register 10 (misc control bits) */ -#define BIT6 1 /* 6 bit/8bit sync */ -#define LOOPMODE 2 /* SDLC Loop mode */ -#define ABUNDER 4 /* Abort/flag on SDLC xmit underrun */ -#define MARKIDLE 8 /* Mark/flag on idle */ -#define GAOP 0x10 /* Go active on poll */ -#define NRZ 0 /* NRZ mode */ -#define NRZI 0x20 /* NRZI mode */ -#define FM1 0x40 /* FM1 (transition = 1) */ -#define FM0 0x60 /* FM0 (transition = 0) */ -#define CRCPS 0x80 /* CRC Preset I/O */ - -/* Write Register 11 (Clock Mode control) */ -#define TRxCXT 0 /* TRxC = Xtal output */ -#define TRxCTC 1 /* TRxC = Transmit clock */ -#define TRxCBR 2 /* TRxC = BR Generator Output */ -#define TRxCDP 3 /* TRxC = DPLL output */ -#define TRxCOI 4 /* TRxC O/I */ -#define TCRTxCP 0 /* Transmit clock = RTxC pin */ -#define TCTRxCP 8 /* Transmit clock = TRxC pin */ -#define TCBR 0x10 /* Transmit clock = BR Generator output */ -#define TCDPLL 0x18 /* Transmit clock = DPLL output */ -#define RCRTxCP 0 /* Receive clock = RTxC pin */ -#define RCTRxCP 0x20 /* Receive clock = TRxC pin */ -#define RCBR 0x40 /* Receive clock = BR Generator output */ -#define RCDPLL 0x60 /* Receive clock = DPLL output */ -#define RTxCX 0x80 /* RTxC Xtal/No Xtal */ - -/* Write Register 12 (lower byte of baud rate generator time constant) */ - -/* Write Register 13 (upper byte of baud rate generator time constant) */ - -/* Write Register 14 (Misc control bits) */ -#define BRENABL 1 /* Baud rate generator enable */ -#define BRSRC 2 /* Baud rate generator source */ -#define DTRREQ 4 /* DTR/Request function */ -#define AUTOECHO 8 /* Auto Echo */ -#define LOOPBAK 0x10 /* Local loopback */ -#define SEARCH 0x20 /* Enter search mode */ -#define RMC 0x40 /* Reset missing clock */ -#define DISDPLL 0x60 /* Disable DPLL */ -#define SSBR 0x80 /* Set DPLL source = BR generator */ -#define SSRTxC 0xa0 /* Set DPLL source = RTxC */ -#define SFMM 0xc0 /* Set FM mode */ -#define SNRZI 0xe0 /* Set NRZI mode */ - -/* Write Register 15 (external/status interrupt control) */ -#define EN85C30 1 /* Enable some 85c30-enhanced registers */ -#define ZCIE 2 /* Zero count IE */ -#define ENSTFIFO 4 /* Enable status FIFO (SDLC) */ -#define DCDIE 8 /* DCD IE */ -#define SYNCIE 0x10 /* Sync/hunt IE */ -#define CTSIE 0x20 /* CTS IE */ -#define TxUIE 0x40 /* Tx Underrun/EOM IE */ -#define BRKIE 0x80 /* Break/Abort IE */ - - -/* Read Register 0 */ -#define Rx_CH_AV 0x1 /* Rx Character Available */ -#define ZCOUNT 0x2 /* Zero count */ -#define Tx_BUF_EMP 0x4 /* Tx Buffer empty */ -#define DCD 0x8 /* DCD */ -#define SYNC_HUNT 0x10 /* Sync/hunt */ -#define CTS 0x20 /* CTS */ -#define TxEOM 0x40 /* Tx underrun */ -#define BRK_ABRT 0x80 /* Break/Abort */ - -/* Read Register 1 */ -#define ALL_SNT 0x1 /* All sent */ -/* Residue Data for 8 Rx bits/char programmed */ -#define RES3 0x8 /* 0/3 */ -#define RES4 0x4 /* 0/4 */ -#define RES5 0xc /* 0/5 */ -#define RES6 0x2 /* 0/6 */ -#define RES7 0xa /* 0/7 */ -#define RES8 0x6 /* 0/8 */ -#define RES18 0xe /* 1/8 */ -#define RES28 0x0 /* 2/8 */ -/* Special Rx Condition Interrupts */ -#define PAR_ERR 0x10 /* Parity error */ -#define Rx_OVR 0x20 /* Rx Overrun Error */ -#define FRM_ERR 0x40 /* CRC/Framing Error */ -#define END_FR 0x80 /* End of Frame (SDLC) */ - -/* Read Register 2 (channel b only) - Interrupt vector */ -#define CHB_Tx_EMPTY 0x00 -#define CHB_EXT_STAT 0x02 -#define CHB_Rx_AVAIL 0x04 -#define CHB_SPECIAL 0x06 -#define CHA_Tx_EMPTY 0x08 -#define CHA_EXT_STAT 0x0a -#define CHA_Rx_AVAIL 0x0c -#define CHA_SPECIAL 0x0e -#define STATUS_MASK 0x06 - -/* Read Register 3 (interrupt pending register) ch a only */ -#define CHBEXT 0x1 /* Channel B Ext/Stat IP */ -#define CHBTxIP 0x2 /* Channel B Tx IP */ -#define CHBRxIP 0x4 /* Channel B Rx IP */ -#define CHAEXT 0x8 /* Channel A Ext/Stat IP */ -#define CHATxIP 0x10 /* Channel A Tx IP */ -#define CHARxIP 0x20 /* Channel A Rx IP */ - -/* Read Register 8 (receive data register) */ - -/* Read Register 10 (misc status bits) */ -#define ONLOOP 2 /* On loop */ -#define LOOPSEND 0x10 /* Loop sending */ -#define CLK2MIS 0x40 /* Two clocks missing */ -#define CLK1MIS 0x80 /* One clock missing */ - -/* Read Register 12 (lower byte of baud rate generator constant) */ - -/* Read Register 13 (upper byte of baud rate generator constant) */ - -/* Read Register 15 (value of WR 15) */ - -/* Misc macros */ -#define ZS_CLEARERR(channel) (write_zsreg(channel, 0, ERR_RES)) -#define ZS_CLEARFIFO(channel) do { volatile unsigned char garbage; \ - garbage = read_zsdata(channel); \ - garbage = read_zsdata(channel); \ - garbage = read_zsdata(channel); \ - } while(0) - -#endif /* !(_MACSERIAL_H) */ diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index b941ee2..4a0a0ad 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -63,6 +63,10 @@ #include <asm/backlight.h> #endif +#ifdef CONFIG_PPC32 +#include <asm/open_pic.h> +#endif + /* Some compile options */ #undef SUSPEND_USES_PMU #define DEBUG_SLEEP @@ -151,10 +155,10 @@ static spinlock_t pmu_lock; static u8 pmu_intr_mask; static int pmu_version; static int drop_interrupts; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM static int option_lid_wakeup = 1; static int sleep_in_progress; -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ static unsigned long async_req_locks; static unsigned int pmu_irq_stats[11]; @@ -164,7 +168,6 @@ static struct proc_dir_entry *proc_pmu_irqstats; static struct proc_dir_entry *proc_pmu_options; static int option_server_mode; -#ifdef CONFIG_PMAC_PBOOK int pmu_battery_count; int pmu_cur_battery; unsigned int pmu_power_flags; @@ -172,7 +175,6 @@ struct pmu_battery_info pmu_batteries[PMU_MAX_BATTERIES]; static int query_batt_timer = BATTERY_POLLING_COUNT; static struct adb_request batt_req; static struct proc_dir_entry *proc_pmu_batt[PMU_MAX_BATTERIES]; -#endif /* CONFIG_PMAC_PBOOK */ #if defined(CONFIG_INPUT_ADBHID) && defined(CONFIG_PMAC_BACKLIGHT) extern int disable_kernel_backlight; @@ -206,11 +208,9 @@ static int proc_get_irqstats(char *page, char **start, off_t off, static int pmu_set_backlight_level(int level, void* data); static int pmu_set_backlight_enable(int on, int level, void* data); #endif /* CONFIG_PMAC_BACKLIGHT */ -#ifdef CONFIG_PMAC_PBOOK static void pmu_pass_intr(unsigned char *data, int len); static int proc_get_batt(char *page, char **start, off_t off, int count, int *eof, void *data); -#endif /* CONFIG_PMAC_PBOOK */ static int proc_read_options(char *page, char **start, off_t off, int count, int *eof, void *data); static int proc_write_options(struct file *file, const char __user *buffer, @@ -403,8 +403,12 @@ static int __init via_pmu_start(void) bright_req_1.complete = 1; bright_req_2.complete = 1; -#ifdef CONFIG_PMAC_PBOOK batt_req.complete = 1; + +#ifdef CONFIG_PPC32 + if (pmu_kind == PMU_KEYLARGO_BASED) + openpic_set_irq_priority(vias->intrs[0].line, + OPENPIC_PRIORITY_DEFAULT + 1); #endif if (request_irq(vias->intrs[0].line, via_pmu_interrupt, 0, "VIA-PMU", @@ -458,7 +462,7 @@ static int __init via_pmu_dev_init(void) register_backlight_controller(&pmu_backlight_controller, NULL, "pmu"); #endif /* CONFIG_PMAC_BACKLIGHT */ -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PPC32 if (machine_is_compatible("AAPL,3400/2400") || machine_is_compatible("AAPL,3500")) { int mb = pmac_call_feature(PMAC_FTR_GET_MB_INFO, @@ -486,20 +490,19 @@ static int __init via_pmu_dev_init(void) pmu_batteries[1].flags |= PMU_BATT_TYPE_SMART; } } -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PPC32 */ + /* Create /proc/pmu */ proc_pmu_root = proc_mkdir("pmu", NULL); if (proc_pmu_root) { -#ifdef CONFIG_PMAC_PBOOK - int i; + long i; for (i=0; i<pmu_battery_count; i++) { char title[16]; - sprintf(title, "battery_%d", i); + sprintf(title, "battery_%ld", i); proc_pmu_batt[i] = create_proc_read_entry(title, 0, proc_pmu_root, proc_get_batt, (void *)i); } -#endif /* CONFIG_PMAC_PBOOK */ proc_pmu_info = create_proc_read_entry("info", 0, proc_pmu_root, proc_get_info, NULL); @@ -619,8 +622,6 @@ static void pmu_set_server_mode(int server_mode) pmu_wait_complete(&req); } -#ifdef CONFIG_PMAC_PBOOK - /* This new version of the code for 2400/3400/3500 powerbooks * is inspired from the implementation in gkrellm-pmu */ @@ -803,8 +804,6 @@ query_battery_state(void) 2, PMU_SMART_BATTERY_STATE, pmu_cur_battery+1); } -#endif /* CONFIG_PMAC_PBOOK */ - static int __pmac proc_get_info(char *page, char **start, off_t off, int count, int *eof, void *data) @@ -813,11 +812,9 @@ proc_get_info(char *page, char **start, off_t off, p += sprintf(p, "PMU driver version : %d\n", PMU_DRIVER_VERSION); p += sprintf(p, "PMU firmware version : %02x\n", pmu_version); -#ifdef CONFIG_PMAC_PBOOK p += sprintf(p, "AC Power : %d\n", ((pmu_power_flags & PMU_PWR_AC_PRESENT) != 0)); p += sprintf(p, "Battery count : %d\n", pmu_battery_count); -#endif /* CONFIG_PMAC_PBOOK */ return p - page; } @@ -849,12 +846,11 @@ proc_get_irqstats(char *page, char **start, off_t off, return p - page; } -#ifdef CONFIG_PMAC_PBOOK static int __pmac proc_get_batt(char *page, char **start, off_t off, int count, int *eof, void *data) { - int batnum = (int)data; + long batnum = (long)data; char *p = page; p += sprintf(p, "\n"); @@ -873,7 +869,6 @@ proc_get_batt(char *page, char **start, off_t off, return p - page; } -#endif /* CONFIG_PMAC_PBOOK */ static int __pmac proc_read_options(char *page, char **start, off_t off, @@ -881,11 +876,11 @@ proc_read_options(char *page, char **start, off_t off, { char *p = page; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM if (pmu_kind == PMU_KEYLARGO_BASED && pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) >= 0) p += sprintf(p, "lid_wakeup=%d\n", option_lid_wakeup); -#endif /* CONFIG_PMAC_PBOOK */ +#endif if (pmu_kind == PMU_KEYLARGO_BASED) p += sprintf(p, "server_mode=%d\n", option_server_mode); @@ -922,12 +917,12 @@ proc_write_options(struct file *file, const char __user *buffer, *(val++) = 0; while(*val == ' ') val++; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM if (pmu_kind == PMU_KEYLARGO_BASED && pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) >= 0) if (!strcmp(label, "lid_wakeup")) option_lid_wakeup = ((*val) == '1'); -#endif /* CONFIG_PMAC_PBOOK */ +#endif if (pmu_kind == PMU_KEYLARGO_BASED && !strcmp(label, "server_mode")) { int new_value; new_value = ((*val) == '1'); @@ -1422,7 +1417,6 @@ next: } /* Tick interrupt */ else if ((1 << pirq) & PMU_INT_TICK) { -#ifdef CONFIG_PMAC_PBOOK /* Environement or tick interrupt, query batteries */ if (pmu_battery_count) { if ((--query_batt_timer) == 0) { @@ -1437,7 +1431,6 @@ next: pmu_pass_intr(data, len); } else { pmu_pass_intr(data, len); -#endif /* CONFIG_PMAC_PBOOK */ } goto next; } @@ -2052,7 +2045,7 @@ pmu_i2c_simple_write(int bus, int addr, u8* data, int len) return -1; } -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM static LIST_HEAD(sleep_notifiers); @@ -2705,6 +2698,8 @@ powerbook_sleep_3400(void) return 0; } +#endif /* CONFIG_PM */ + /* * Support for /dev/pmu device */ @@ -2884,11 +2879,11 @@ static int __pmac pmu_ioctl(struct inode * inode, struct file *filp, u_int cmd, u_long arg) { - struct pmu_private *pp = filp->private_data; __u32 __user *argp = (__u32 __user *)arg; - int error; + int error = -EINVAL; switch (cmd) { +#ifdef CONFIG_PM case PMU_IOC_SLEEP: if (!capable(CAP_SYS_ADMIN)) return -EACCES; @@ -2910,12 +2905,13 @@ pmu_ioctl(struct inode * inode, struct file *filp, error = -ENOSYS; } sleep_in_progress = 0; - return error; + break; case PMU_IOC_CAN_SLEEP: if (pmac_call_feature(PMAC_FTR_SLEEP_STATE,NULL,0,-1) < 0) return put_user(0, argp); else return put_user(1, argp); +#endif /* CONFIG_PM */ #ifdef CONFIG_PMAC_BACKLIGHT /* Backlight should have its own device or go via @@ -2936,11 +2932,13 @@ pmu_ioctl(struct inode * inode, struct file *filp, error = get_user(value, argp); if (!error) error = set_backlight_level(value); - return error; + break; } #ifdef CONFIG_INPUT_ADBHID case PMU_IOC_GRAB_BACKLIGHT: { + struct pmu_private *pp = filp->private_data; unsigned long flags; + if (pp->backlight_locker) return 0; pp->backlight_locker = 1; @@ -2956,7 +2954,7 @@ pmu_ioctl(struct inode * inode, struct file *filp, case PMU_IOC_HAS_ADB: return put_user(pmu_has_adb, argp); } - return -EINVAL; + return error; } static struct file_operations pmu_device_fops __pmacdata = { @@ -2972,14 +2970,16 @@ static struct miscdevice pmu_device __pmacdata = { PMU_MINOR, "pmu", &pmu_device_fops }; -void pmu_device_init(void) +static int pmu_device_init(void) { if (!via) - return; + return 0; if (misc_register(&pmu_device) < 0) printk(KERN_ERR "via-pmu: cannot register misc device.\n"); + return 0; } -#endif /* CONFIG_PMAC_PBOOK */ +device_initcall(pmu_device_init); + #ifdef DEBUG_SLEEP static inline void __pmac @@ -3147,12 +3147,12 @@ EXPORT_SYMBOL(pmu_i2c_combined_read); EXPORT_SYMBOL(pmu_i2c_stdsub_write); EXPORT_SYMBOL(pmu_i2c_simple_read); EXPORT_SYMBOL(pmu_i2c_simple_write); -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PM EXPORT_SYMBOL(pmu_register_sleep_notifier); EXPORT_SYMBOL(pmu_unregister_sleep_notifier); EXPORT_SYMBOL(pmu_enable_irled); EXPORT_SYMBOL(pmu_battery_count); EXPORT_SYMBOL(pmu_batteries); EXPORT_SYMBOL(pmu_power_flags); -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PM */ diff --git a/drivers/md/md.c b/drivers/md/md.c index 3802f7a..4a0c57d 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -338,6 +338,7 @@ static int super_written(struct bio *bio, unsigned int bytes_done, int error) if (atomic_dec_and_test(&rdev->mddev->pending_writes)) wake_up(&rdev->mddev->sb_wait); + bio_put(bio); return 0; } diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig index f9383e7..1b70f8b 100644 --- a/drivers/media/video/Kconfig +++ b/drivers/media/video/Kconfig @@ -7,7 +7,7 @@ menu "Video For Linux" comment "Video Adapters" -config CONFIG_TUNER_MULTI_I2C +config TUNER_MULTI_I2C bool "Enable support for multiple I2C devices on Video Adapters (EXPERIMENTAL)" depends on VIDEO_DEV && EXPERIMENTAL ---help--- diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile index 2dc906f..810e7aa 100644 --- a/drivers/media/video/Makefile +++ b/drivers/media/video/Makefile @@ -7,8 +7,7 @@ bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \ zoran-objs := zr36120.o zr36120_i2c.o zr36120_mem.o zr36067-objs := zoran_procfs.o zoran_device.o \ zoran_driver.o zoran_card.o -tuner-objs := tuner-core.o tuner-simple.o mt20xx.o tda8290.o - +tuner-objs := tuner-core.o tuner-simple.o mt20xx.o tda8290.o tea5767.o obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o v4l1-compat.o obj-$(CONFIG_VIDEO_BT848) += bttv.o msp3400.o tvaudio.o \ diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c index 290289a..7d62b39 100644 --- a/drivers/media/video/bttv-driver.c +++ b/drivers/media/video/bttv-driver.c @@ -1,5 +1,5 @@ /* - $Id: bttv-driver.c,v 1.38 2005/06/10 17:20:24 mchehab Exp $ + $Id: bttv-driver.c,v 1.40 2005/06/16 21:38:45 nsh Exp $ bttv - Bt848 frame grabber driver @@ -76,6 +76,9 @@ static unsigned int whitecrush_upper = 0xCF; static unsigned int whitecrush_lower = 0x7F; static unsigned int vcr_hack = 0; static unsigned int irq_iswitch = 0; +static unsigned int uv_ratio = 50; +static unsigned int full_luma_range = 0; +static unsigned int coring = 0; /* API features (turn on/off stuff for testing) */ static unsigned int v4l2 = 1; @@ -106,6 +109,9 @@ module_param(adc_crush, int, 0444); module_param(whitecrush_upper, int, 0444); module_param(whitecrush_lower, int, 0444); module_param(vcr_hack, int, 0444); +module_param(uv_ratio, int, 0444); +module_param(full_luma_range, int, 0444); +module_param(coring, int, 0444); module_param_array(radio, int, NULL, 0444); @@ -124,6 +130,9 @@ MODULE_PARM_DESC(whitecrush_upper,"sets the white crush upper value, default is MODULE_PARM_DESC(whitecrush_lower,"sets the white crush lower value, default is 127"); MODULE_PARM_DESC(vcr_hack,"enables the VCR hack (improves synch on poor VCR tapes), default is 0 (no)"); MODULE_PARM_DESC(irq_iswitch,"switch inputs in irq handler"); +MODULE_PARM_DESC(uv_ratio,"ratio between u and v gains, default is 50"); +MODULE_PARM_DESC(full_luma_range,"use the full luma range, default is 0 (no)"); +MODULE_PARM_DESC(coring,"set the luma coring level, default is 0 (no)"); MODULE_DESCRIPTION("bttv - v4l/v4l2 driver module for bt848/878 based cards"); MODULE_AUTHOR("Ralph Metzler & Marcus Metzler & Gerd Knorr"); @@ -484,7 +493,10 @@ static const unsigned int BTTV_FORMATS = ARRAY_SIZE(bttv_formats); #define V4L2_CID_PRIVATE_VCR_HACK (V4L2_CID_PRIVATE_BASE + 5) #define V4L2_CID_PRIVATE_WHITECRUSH_UPPER (V4L2_CID_PRIVATE_BASE + 6) #define V4L2_CID_PRIVATE_WHITECRUSH_LOWER (V4L2_CID_PRIVATE_BASE + 7) -#define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 8) +#define V4L2_CID_PRIVATE_UV_RATIO (V4L2_CID_PRIVATE_BASE + 8) +#define V4L2_CID_PRIVATE_FULL_LUMA_RANGE (V4L2_CID_PRIVATE_BASE + 9) +#define V4L2_CID_PRIVATE_CORING (V4L2_CID_PRIVATE_BASE + 10) +#define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 11) static const struct v4l2_queryctrl no_ctl = { .name = "42", @@ -618,8 +630,32 @@ static const struct v4l2_queryctrl bttv_ctls[] = { .step = 1, .default_value = 0x7F, .type = V4L2_CTRL_TYPE_INTEGER, + },{ + .id = V4L2_CID_PRIVATE_UV_RATIO, + .name = "uv ratio", + .minimum = 0, + .maximum = 100, + .step = 1, + .default_value = 50, + .type = V4L2_CTRL_TYPE_INTEGER, + },{ + .id = V4L2_CID_PRIVATE_FULL_LUMA_RANGE, + .name = "full luma range", + .minimum = 0, + .maximum = 1, + .type = V4L2_CTRL_TYPE_BOOLEAN, + },{ + .id = V4L2_CID_PRIVATE_CORING, + .name = "coring", + .minimum = 0, + .maximum = 3, + .step = 1, + .default_value = 0, + .type = V4L2_CTRL_TYPE_INTEGER, } + + }; static const int BTTV_CTLS = ARRAY_SIZE(bttv_ctls); @@ -833,8 +869,8 @@ static void bt848_sat(struct bttv *btv, int color) btv->saturation = color; /* 0-511 for the color */ - val_u = color >> 7; - val_v = ((color>>7)*180L)/254; + val_u = ((color * btv->opt_uv_ratio) / 50) >> 7; + val_v = (((color * (100 - btv->opt_uv_ratio) / 50) >>7)*180L)/254; hibits = (val_u >> 7) & 2; hibits |= (val_v >> 8) & 1; btwrite(val_u & 0xff, BT848_SAT_U_LO); @@ -1151,6 +1187,15 @@ static int get_control(struct bttv *btv, struct v4l2_control *c) case V4L2_CID_PRIVATE_WHITECRUSH_LOWER: c->value = btv->opt_whitecrush_lower; break; + case V4L2_CID_PRIVATE_UV_RATIO: + c->value = btv->opt_uv_ratio; + break; + case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: + c->value = btv->opt_full_luma_range; + break; + case V4L2_CID_PRIVATE_CORING: + c->value = btv->opt_coring; + break; default: return -EINVAL; } @@ -1247,6 +1292,18 @@ static int set_control(struct bttv *btv, struct v4l2_control *c) btv->opt_whitecrush_lower = c->value; btwrite(c->value, BT848_WC_DOWN); break; + case V4L2_CID_PRIVATE_UV_RATIO: + btv->opt_uv_ratio = c->value; + bt848_sat(btv, btv->saturation); + break; + case V4L2_CID_PRIVATE_FULL_LUMA_RANGE: + btv->opt_full_luma_range = c->value; + btaor((c->value<<7), ~BT848_OFORM_RANGE, BT848_OFORM); + break; + case V4L2_CID_PRIVATE_CORING: + btv->opt_coring = c->value; + btaor((c->value<<5), ~BT848_OFORM_CORE32, BT848_OFORM); + break; default: return -EINVAL; } @@ -3117,11 +3174,6 @@ static int radio_do_ioctl(struct inode *inode, struct file *file, return -EINVAL; memset(v,0,sizeof(*v)); strcpy(v->name, "Radio"); - /* japan: 76.0 MHz - 89.9 MHz - western europe: 87.5 MHz - 108.0 MHz - russia: 65.0 MHz - 108.0 MHz */ - v->rangelow=(int)(65*16); - v->rangehigh=(int)(108*16); bttv_call_i2c_clients(btv,cmd,v); return 0; } @@ -3876,6 +3928,9 @@ static int __devinit bttv_probe(struct pci_dev *dev, btv->opt_vcr_hack = vcr_hack; btv->opt_whitecrush_upper = whitecrush_upper; btv->opt_whitecrush_lower = whitecrush_lower; + btv->opt_uv_ratio = uv_ratio; + btv->opt_full_luma_range = full_luma_range; + btv->opt_coring = coring; /* fill struct bttv with some useful defaults */ btv->init.btv = btv; diff --git a/drivers/media/video/bttvp.h b/drivers/media/video/bttvp.h index 7b6f1e8..f3293e4 100644 --- a/drivers/media/video/bttvp.h +++ b/drivers/media/video/bttvp.h @@ -1,5 +1,5 @@ /* - $Id: bttvp.h,v 1.17 2005/02/16 12:14:10 kraxel Exp $ + $Id: bttvp.h,v 1.19 2005/06/16 21:38:45 nsh Exp $ bttv - Bt848 frame grabber driver @@ -326,6 +326,9 @@ struct bttv { int opt_vcr_hack; int opt_whitecrush_upper; int opt_whitecrush_lower; + int opt_uv_ratio; + int opt_full_luma_range; + int opt_coring; /* radio data/state */ int has_radio; diff --git a/drivers/media/video/mt20xx.c b/drivers/media/video/mt20xx.c index 95ad17b..9c005cb 100644 --- a/drivers/media/video/mt20xx.c +++ b/drivers/media/video/mt20xx.c @@ -1,5 +1,5 @@ /* - * $Id: mt20xx.c,v 1.4 2005/03/04 09:24:56 kraxel Exp $ + * $Id: mt20xx.c,v 1.5 2005/06/16 08:29:49 nsh Exp $ * * i2c tv tuner chip device driver * controls microtune tuners, mt2032 + mt2050 at the moment. @@ -295,8 +295,8 @@ static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq) int if2 = t->radio_if2; // per Manual for FM tuning: first if center freq. 1085 MHz - mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */, - 1085*1000*1000,if2,if2,if2); + mt2032_set_if_freq(c, freq * 1000 / 16, + 1085*1000*1000,if2,if2,if2); } // Initalization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001 diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c index b27cc34..f59d460 100644 --- a/drivers/media/video/tda8290.c +++ b/drivers/media/video/tda8290.c @@ -1,5 +1,5 @@ /* - * $Id: tda8290.c,v 1.7 2005/03/07 12:01:51 kraxel Exp $ + * $Id: tda8290.c,v 1.11 2005/06/18 06:09:06 nsh Exp $ * * i2c tv tuner chip device driver * controls the philips tda8290+75 tuner chip combo. @@ -69,7 +69,7 @@ static __u8 get_freq_entry( struct freq_entry* table, __u16 freq) static unsigned char i2c_enable_bridge[2] = { 0x21, 0xC0 }; static unsigned char i2c_disable_bridge[2] = { 0x21, 0x80 }; static unsigned char i2c_init_tda8275[14] = { 0x00, 0x00, 0x00, 0x00, - 0x7C, 0x04, 0xA3, 0x3F, + 0xfC, 0x04, 0xA3, 0x3F, 0x2A, 0x04, 0xFF, 0x00, 0x00, 0x40 }; static unsigned char i2c_set_VS[2] = { 0x30, 0x6F }; @@ -138,16 +138,24 @@ static int tda8290_tune(struct i2c_client *c) static void set_frequency(struct tuner *t, u16 ifc) { - u32 N = (((t->freq<<3)+ifc)&0x3fffc); + u32 freq; + u32 N; - N = N >> get_freq_entry(div_table, t->freq); + if (t->mode == V4L2_TUNER_RADIO) + freq = t->freq / 1000; + else + freq = t->freq; + + N = (((freq<<3)+ifc)&0x3fffc); + + N = N >> get_freq_entry(div_table, freq); t->i2c_set_freq[0] = 0; t->i2c_set_freq[1] = (unsigned char)(N>>8); t->i2c_set_freq[2] = (unsigned char) N; t->i2c_set_freq[3] = 0x40; t->i2c_set_freq[4] = 0x52; - t->i2c_set_freq[5] = get_freq_entry(band_table, t->freq); - t->i2c_set_freq[6] = get_freq_entry(agc_table, t->freq); + t->i2c_set_freq[5] = get_freq_entry(band_table, freq); + t->i2c_set_freq[6] = get_freq_entry(agc_table, freq); t->i2c_set_freq[7] = 0x8f; } diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c index 3977363..ee35562 100644 --- a/drivers/media/video/tda9887.c +++ b/drivers/media/video/tda9887.c @@ -368,7 +368,7 @@ static int tda9887_set_tvnorm(struct tda9887 *t, char *buf) if (t->radio_mode == V4L2_TUNER_MODE_MONO) norm = &radio_mono; else - norm = &radio_stereo; + norm = &radio_stereo; } else { for (i = 0; i < ARRAY_SIZE(tvnorms); i++) { if (tvnorms[i].std & t->std) { @@ -566,7 +566,6 @@ static int tda9887_configure(struct tda9887 *t) if (UNSET != t->pinnacle_id) { tda9887_set_pinnacle(t,buf); } - tda9887_set_config(t,buf); tda9887_set_insmod(t,buf); @@ -615,8 +614,8 @@ static int tda9887_attach(struct i2c_adapter *adap, int addr, int kind) t->pinnacle_id = UNSET; t->radio_mode = V4L2_TUNER_MODE_STEREO; - i2c_set_clientdata(&t->client, t); - i2c_attach_client(&t->client); + i2c_set_clientdata(&t->client, t); + i2c_attach_client(&t->client); return 0; } diff --git a/drivers/media/video/tea5767.c b/drivers/media/video/tea5767.c new file mode 100644 index 0000000..a29f08f --- /dev/null +++ b/drivers/media/video/tea5767.c @@ -0,0 +1,334 @@ +/* + * For Philips TEA5767 FM Chip used on some TV Cards like Prolink Pixelview + * I2C address is allways 0xC0. + * + * $Id: tea5767.c,v 1.11 2005/06/21 15:40:33 mchehab Exp $ + * + * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br) + * This code is placed under the terms of the GNU General Public License + * + * tea5767 autodetection thanks to Torsten Seeboth and Atsushi Nakagawa + * from their contributions on DScaler. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/delay.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/videodev.h> +#include <linux/i2c.h> +#include <linux/i2c-algo-bit.h> + +#include <media/tuner.h> + +/* Declared at tuner-core.c */ +extern unsigned int tuner_debug; + +#define PREFIX "TEA5767 " + +/*****************************************************************************/ + +/****************************** + * Write mode register values * + ******************************/ + +/* First register */ +#define TEA5767_MUTE 0x80 /* Mutes output */ +#define TEA5767_SEARCH 0x40 /* Activates station search */ +/* Bits 0-5 for divider MSB */ + +/* Second register */ +/* Bits 0-7 for divider LSB */ + +/* Third register */ + +/* Station search from botton to up */ +#define TEA5767_SEARCH_UP 0x80 + +/* Searches with ADC output = 10 */ +#define TEA5767_SRCH_HIGH_LVL 0x60 + +/* Searches with ADC output = 10 */ +#define TEA5767_SRCH_MID_LVL 0x40 + +/* Searches with ADC output = 5 */ +#define TEA5767_SRCH_LOW_LVL 0x20 + +/* if on, div=4*(Frf+Fif)/Fref otherwise, div=4*(Frf-Fif)/Freq) */ +#define TEA5767_HIGH_LO_INJECT 0x10 + +/* Disable stereo */ +#define TEA5767_MONO 0x08 + +/* Disable right channel and turns to mono */ +#define TEA5767_MUTE_RIGHT 0x04 + +/* Disable left channel and turns to mono */ +#define TEA5767_MUTE_LEFT 0x02 + +#define TEA5767_PORT1_HIGH 0x01 + +/* Forth register */ +#define TEA5767_PORT2_HIGH 0x80 +/* Chips stops working. Only I2C bus remains on */ +#define TEA5767_STDBY 0x40 + +/* Japan freq (76-108 MHz. If disabled, 87.5-108 MHz */ +#define TEA5767_JAPAN_BAND 0x20 + +/* Unselected means 32.768 KHz freq as reference. Otherwise Xtal at 13 MHz */ +#define TEA5767_XTAL_32768 0x10 + +/* Cuts weak signals */ +#define TEA5767_SOFT_MUTE 0x08 + +/* Activates high cut control */ +#define TEA5767_HIGH_CUT_CTRL 0x04 + +/* Activates stereo noise control */ +#define TEA5767_ST_NOISE_CTL 0x02 + +/* If activate PORT 1 indicates SEARCH or else it is used as PORT1 */ +#define TEA5767_SRCH_IND 0x01 + +/* Fiveth register */ + +/* By activating, it will use Xtal at 13 MHz as reference for divider */ +#define TEA5767_PLLREF_ENABLE 0x80 + +/* By activating, deemphasis=50, or else, deemphasis of 50us */ +#define TEA5767_DEEMPH_75 0X40 + +/***************************** + * Read mode register values * + *****************************/ + +/* First register */ +#define TEA5767_READY_FLAG_MASK 0x80 +#define TEA5767_BAND_LIMIT_MASK 0X40 +/* Bits 0-5 for divider MSB after search or preset */ + +/* Second register */ +/* Bits 0-7 for divider LSB after search or preset */ + +/* Third register */ +#define TEA5767_STEREO_MASK 0x80 +#define TEA5767_IF_CNTR_MASK 0x7f + +/* Four register */ +#define TEA5767_ADC_LEVEL_MASK 0xf0 + +/* should be 0 */ +#define TEA5767_CHIP_ID_MASK 0x0f + +/* Fiveth register */ +/* Reserved for future extensions */ +#define TEA5767_RESERVED_MASK 0xff + +/*****************************************************************************/ + +static void set_tv_freq(struct i2c_client *c, unsigned int freq) +{ + struct tuner *t = i2c_get_clientdata(c); + + tuner_warn("This tuner doesn't support TV freq.\n"); +} + +static void tea5767_status_dump(unsigned char *buffer) +{ + unsigned int div, frq; + + if (TEA5767_READY_FLAG_MASK & buffer[0]) + printk(PREFIX "Ready Flag ON\n"); + else + printk(PREFIX "Ready Flag OFF\n"); + + if (TEA5767_BAND_LIMIT_MASK & buffer[0]) + printk(PREFIX "Tuner at band limit\n"); + else + printk(PREFIX "Tuner not at band limit\n"); + + div=((buffer[0]&0x3f)<<8) | buffer[1]; + + switch (TEA5767_HIGH_LO_32768) { + case TEA5767_HIGH_LO_13MHz: + frq = 1000*(div*50-700-225)/4; /* Freq in KHz */ + break; + case TEA5767_LOW_LO_13MHz: + frq = 1000*(div*50+700+225)/4; /* Freq in KHz */ + break; + case TEA5767_LOW_LO_32768: + frq = 1000*(div*32768/1000+700+225)/4; /* Freq in KHz */ + break; + case TEA5767_HIGH_LO_32768: + default: + frq = 1000*(div*32768/1000-700-225)/4; /* Freq in KHz */ + break; + } + buffer[0] = (div>>8) & 0x3f; + buffer[1] = div & 0xff; + + printk(PREFIX "Frequency %d.%03d KHz (divider = 0x%04x)\n", + frq/1000,frq%1000,div); + + if (TEA5767_STEREO_MASK & buffer[2]) + printk(PREFIX "Stereo\n"); + else + printk(PREFIX "Mono\n"); + + printk(PREFIX "IF Counter = %d\n",buffer[2] & TEA5767_IF_CNTR_MASK); + + printk(PREFIX "ADC Level = %d\n",(buffer[3] & TEA5767_ADC_LEVEL_MASK)>>4); + + printk(PREFIX "Chip ID = %d\n",(buffer[3] & TEA5767_CHIP_ID_MASK)); + + printk(PREFIX "Reserved = 0x%02x\n",(buffer[4] & TEA5767_RESERVED_MASK)); +} + +/* Freq should be specifyed at 62.5 Hz */ +static void set_radio_freq(struct i2c_client *c, unsigned int frq) +{ + struct tuner *t = i2c_get_clientdata(c); + unsigned char buffer[5]; + unsigned div; + int rc; + + if ( tuner_debug ) + printk(PREFIX "radio freq counter %d\n",frq); + + /* Rounds freq to next decimal value - for 62.5 KHz step */ + /* frq = 20*(frq/16)+radio_frq[frq%16]; */ + + buffer[2] = TEA5767_PORT1_HIGH; + buffer[3] = TEA5767_PORT2_HIGH | TEA5767_HIGH_CUT_CTRL | TEA5767_ST_NOISE_CTL | TEA5767_JAPAN_BAND; + buffer[4]=0; + + if (t->audmode == V4L2_TUNER_MODE_MONO) { + tuner_dbg("TEA5767 set to mono\n"); + buffer[2] |= TEA5767_MONO; + } else + tuner_dbg("TEA5767 set to stereo\n"); + + switch (t->type) { + case TEA5767_HIGH_LO_13MHz: + tuner_dbg("TEA5767 radio HIGH LO inject xtal @ 13 MHz\n"); + buffer[2] |= TEA5767_HIGH_LO_INJECT; + buffer[4] |= TEA5767_PLLREF_ENABLE; + div = (frq*4/16+700+225+25)/50; + break; + case TEA5767_LOW_LO_13MHz: + tuner_dbg("TEA5767 radio LOW LO inject xtal @ 13 MHz\n"); + + buffer[4] |= TEA5767_PLLREF_ENABLE; + div = (frq*4/16-700-225+25)/50; + break; + case TEA5767_LOW_LO_32768: + tuner_dbg("TEA5767 radio LOW LO inject xtal @ 32,768 MHz\n"); + buffer[3] |= TEA5767_XTAL_32768; + /* const 700=4000*175 Khz - to adjust freq to right value */ + div = (1000*(frq*4/16-700-225)+16384)>>15; + break; + case TEA5767_HIGH_LO_32768: + default: + tuner_dbg("TEA5767 radio HIGH LO inject xtal @ 32,768 MHz\n"); + + buffer[2] |= TEA5767_HIGH_LO_INJECT; + buffer[3] |= TEA5767_XTAL_32768; + div = (1000*(frq*4/16+700+225)+16384)>>15; + break; + } + buffer[0] = (div>>8) & 0x3f; + buffer[1] = div & 0xff; + + if ( tuner_debug ) + tea5767_status_dump(buffer); + + if (5 != (rc = i2c_master_send(c,buffer,5))) + tuner_warn("i2c i/o error: rc == %d (should be 5)\n",rc); +} + +static int tea5767_signal(struct i2c_client *c) +{ + unsigned char buffer[5]; + int rc; + struct tuner *t = i2c_get_clientdata(c); + + memset(buffer,0,sizeof(buffer)); + if (5 != (rc = i2c_master_recv(c,buffer,5))) + tuner_warn ( "i2c i/o error: rc == %d (should be 5)\n",rc); + + return ((buffer[3] & TEA5767_ADC_LEVEL_MASK) <<(13-4)); +} + +static int tea5767_stereo(struct i2c_client *c) +{ + unsigned char buffer[5]; + int rc; + struct tuner *t = i2c_get_clientdata(c); + + memset(buffer,0,sizeof(buffer)); + if (5 != (rc = i2c_master_recv(c,buffer,5))) + tuner_warn ( "i2c i/o error: rc == %d (should be 5)\n",rc); + + rc = buffer[2] & TEA5767_STEREO_MASK; + + if ( tuner_debug ) + tuner_dbg("TEA5767 radio ST GET = %02x\n", rc); + + return ( (buffer[2] & TEA5767_STEREO_MASK) ? V4L2_TUNER_SUB_STEREO: 0); +} + +int tea_detection(struct i2c_client *c) +{ + unsigned char buffer[5]= { 0xff, 0xff, 0xff, 0xff, 0xff }; + int rc; + struct tuner *t = i2c_get_clientdata(c); + + if (5 != (rc = i2c_master_recv(c,buffer,5))) { + tuner_warn ( "it is not a TEA5767. Received %i chars.\n",rc ); + return EINVAL; + } + + /* If all bytes are the same then it's a TV tuner and not a tea5767 chip. */ + if (buffer[0] == buffer[1] && buffer[0] == buffer[2] && + buffer[0] == buffer[3] && buffer[0] == buffer[4]) { + tuner_warn ( "All bytes are equal. It is not a TEA5767\n" ); + return EINVAL; + } + + /* Status bytes: + * Byte 4: bit 3:1 : CI (Chip Identification) == 0 + * bit 0 : internally set to 0 + * Byte 5: bit 7:0 : == 0 + */ + + if (!((buffer[3] & 0x0f) == 0x00) && (buffer[4] == 0x00)) { + tuner_warn ( "Chip ID is not zero. It is not a TEA5767\n" ); + return EINVAL; + } + tuner_warn ( "TEA5767 detected.\n" ); + return 0; +} + +int tea5767_tuner_init(struct i2c_client *c) +{ + struct tuner *t = i2c_get_clientdata(c); + + if (tea_detection(c)==EINVAL) return EINVAL; + + tuner_info("type set to %d (%s)\n", + t->type, TEA5767_TUNER_NAME); + strlcpy(c->name, TEA5767_TUNER_NAME, sizeof(c->name)); + + t->tv_freq = set_tv_freq; + t->radio_freq = set_radio_freq; + t->has_signal = tea5767_signal; + t->is_stereo = tea5767_stereo; + + return (0); +} diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index eaabfc8..6f6bf4a 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -1,5 +1,5 @@ /* - * $Id: tuner-core.c,v 1.15 2005/06/12 01:36:14 mchehab Exp $ + * $Id: tuner-core.c,v 1.29 2005/06/21 15:40:33 mchehab Exp $ * * i2c tv tuner chip device driver * core core, i.e. kernel interfaces, registering and so on @@ -26,7 +26,6 @@ /* * comment line bellow to return to old behavor, where only one I2C device is supported */ -#define CONFIG_TUNER_MULTI_I2C /**/ #define UNSET (-1U) @@ -58,9 +57,7 @@ MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); MODULE_LICENSE("GPL"); static int this_adap; -#ifdef CONFIG_TUNER_MULTI_I2C static unsigned short first_tuner, tv_tuner, radio_tuner; -#endif static struct i2c_driver driver; static struct i2c_client client_template; @@ -81,26 +78,9 @@ static void set_tv_freq(struct i2c_client *c, unsigned int freq) return; } if (freq < tv_range[0]*16 || freq > tv_range[1]*16) { - - if (freq >= tv_range[0]*16364 && freq <= tv_range[1]*16384) { - /* V4L2_TUNER_CAP_LOW frequency */ - - tuner_dbg("V4L2_TUNER_CAP_LOW freq selected for TV. Tuners yet doesn't support converting it to valid freq.\n"); - - t->tv_freq(c,freq>>10); - - return; - } else { - /* FIXME: better do that chip-specific, but - right now we don't have that in the config - struct and this way is still better than no - check at all */ tuner_info("TV freq (%d.%02d) out of range (%d-%d)\n", freq/16,freq%16*100/16,tv_range[0],tv_range[1]); - return; - } } - tuner_dbg("62.5 Khz freq step selected for TV.\n"); t->tv_freq(c,freq); } @@ -116,31 +96,18 @@ static void set_radio_freq(struct i2c_client *c, unsigned int freq) tuner_info("no radio tuning for this one, sorry.\n"); return; } - if (freq < radio_range[0]*16 || freq > radio_range[1]*16) { - if (freq >= tv_range[0]*16364 && freq <= tv_range[1]*16384) { - /* V4L2_TUNER_CAP_LOW frequency */ - if (t->type == TUNER_TEA5767) { - tuner_info("radio freq step 62.5Hz (%d.%06d)\n",(freq>>14),freq%(1<<14)*10000); - t->radio_freq(c,freq>>10); - return; - } - - tuner_dbg("V4L2_TUNER_CAP_LOW freq selected for Radio. Tuners yet doesn't support converting it to valid freq.\n"); - - tuner_info("radio freq (%d.%06d)\n",(freq>>14),freq%(1<<14)*10000); - - t->radio_freq(c,freq>>10); - return; - - } else { - tuner_info("radio freq (%d.%02d) out of range (%d-%d)\n", - freq/16,freq%16*100/16, - radio_range[0],radio_range[1]); - return; - } + if (freq >= radio_range[0]*16000 && freq <= radio_range[1]*16000) { + if (tuner_debug) + tuner_info("radio freq step 62.5Hz (%d.%06d)\n", + freq/16000,freq%16000*1000/16); + t->radio_freq(c,freq); + } else { + tuner_info("radio freq (%d.%02d) out of range (%d-%d)\n", + freq/16,freq%16*100/16, + radio_range[0],radio_range[1]); } - tuner_dbg("62.5 Khz freq step selected for Radio.\n"); - t->radio_freq(c,freq); + + return; } static void set_freq(struct i2c_client *c, unsigned long freq) @@ -166,8 +133,8 @@ static void set_freq(struct i2c_client *c, unsigned long freq) static void set_type(struct i2c_client *c, unsigned int type) { struct tuner *t = i2c_get_clientdata(c); + unsigned char buffer[4]; - tuner_dbg ("I2C addr 0x%02x with type %d\n",c->addr<<1,type); /* sanity check */ if (type == UNSET || type == TUNER_ABSENT) return; @@ -179,8 +146,8 @@ static void set_type(struct i2c_client *c, unsigned int type) t->type = type; return; } - if (t->initialized) - /* run only once */ + if ((t->initialized) && (t->type == type)) + /* run only once except type change Hac 04/05*/ return; t->initialized = 1; @@ -193,25 +160,42 @@ static void set_type(struct i2c_client *c, unsigned int type) case TUNER_PHILIPS_TDA8290: tda8290_init(c); break; + case TUNER_TEA5767: + if (tea5767_tuner_init(c)==EINVAL) t->type=TUNER_ABSENT; + break; + case TUNER_PHILIPS_FMD1216ME_MK3: + buffer[0] = 0x0b; + buffer[1] = 0xdc; + buffer[2] = 0x9c; + buffer[3] = 0x60; + i2c_master_send(c,buffer,4); + mdelay(1); + buffer[2] = 0x86; + buffer[3] = 0x54; + i2c_master_send(c,buffer,4); + default_tuner_init(c); + break; default: + /* TEA5767 autodetection code */ + if (tea5767_tuner_init(c)!=EINVAL) { + t->type = TUNER_TEA5767; + if (first_tuner == 0x60) + first_tuner++; + break; + } + default_tuner_init(c); break; } + tuner_dbg ("I2C addr 0x%02x with type %d\n",c->addr<<1,type); } -#ifdef CONFIG_TUNER_MULTI_I2C #define CHECK_ADDR(tp,cmd,tun) if (client->addr!=tp) { \ - return 0; } else \ + return 0; } else if (tuner_debug) \ tuner_info ("Cmd %s accepted to "tun"\n",cmd); #define CHECK_MODE(cmd) if (t->mode == V4L2_TUNER_RADIO) { \ CHECK_ADDR(radio_tuner,cmd,"radio") } else \ { CHECK_ADDR(tv_tuner,cmd,"TV"); } -#else -#define CHECK_ADDR(tp,cmd,tun) tuner_info ("Cmd %s accepted to "tun"\n",cmd); -#define CHECK_MODE(cmd) tuner_info ("Cmd %s accepted\n",cmd); -#endif - -#ifdef CONFIG_TUNER_MULTI_I2C static void set_addr(struct i2c_client *c, struct tuner_addr *tun_addr) { @@ -242,9 +226,6 @@ static void set_addr(struct i2c_client *c, struct tuner_addr *tun_addr) } set_type(c,tun_addr->type); } -#else -#define set_addr(c,tun_addr) set_type(c,(tun_addr)->type) -#endif static char pal[] = "-"; module_param_string(pal, pal, sizeof(pal), 0644); @@ -284,17 +265,12 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) { struct tuner *t; -#ifndef CONFIG_TUNER_MULTI_I2C - if (this_adap > 0) - return -1; -#else /* by default, first I2C card is both tv and radio tuner */ if (this_adap == 0) { first_tuner = addr; tv_tuner = addr; radio_tuner = addr; } -#endif this_adap++; client_template.adapter = adap; @@ -308,6 +284,7 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) i2c_set_clientdata(&t->i2c, t); t->type = UNSET; t->radio_if2 = 10700*1000; /* 10.7MHz - FM radio */ + t->audmode = V4L2_TUNER_MODE_STEREO; i2c_attach_client(&t->i2c); tuner_info("chip found @ 0x%x (%s)\n", @@ -325,11 +302,9 @@ static int tuner_probe(struct i2c_adapter *adap) } this_adap = 0; -#ifdef CONFIG_TUNER_MULTI_I2C first_tuner = 0; tv_tuner = 0; radio_tuner = 0; -#endif if (adap->class & I2C_CLASS_TV_ANALOG) return i2c_probe(adap, &addr_data, tuner_attach); @@ -392,8 +367,7 @@ tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) t->radio_if2 = 41300 * 1000; break; } - break; - + break; /* --- v4l ioctls --- */ /* take care: bttv does userspace copying, we'll get a kernel pointer here... */ @@ -440,11 +414,18 @@ tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) vt->signal = t->has_signal(client); if (t->is_stereo) { if (t->is_stereo(client)) - vt-> flags |= VIDEO_TUNER_STEREO_ON; + vt->flags |= VIDEO_TUNER_STEREO_ON; else - vt-> flags &= 0xffff ^ VIDEO_TUNER_STEREO_ON; + vt->flags &= ~VIDEO_TUNER_STEREO_ON; } vt->flags |= V4L2_TUNER_CAP_LOW; /* Allow freqs at 62.5 Hz */ + + vt->rangelow = radio_range[0] * 16000; + vt->rangehigh = radio_range[1] * 16000; + + } else { + vt->rangelow = tv_range[0] * 16; + vt->rangehigh = tv_range[1] * 16; } return 0; @@ -510,20 +491,46 @@ tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) tuner -> signal = t->has_signal(client); if (t->is_stereo) { if (t->is_stereo(client)) { - tuner -> capability |= V4L2_TUNER_CAP_STEREO; - tuner -> rxsubchans |= V4L2_TUNER_SUB_STEREO; + tuner -> rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO; } else { - tuner -> rxsubchans &= 0xffff ^ V4L2_TUNER_SUB_STEREO; + tuner -> rxsubchans = V4L2_TUNER_SUB_MONO; } } + tuner->capability |= V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; + tuner->audmode = t->audmode; + + tuner->rangelow = radio_range[0] * 16000; + tuner->rangehigh = radio_range[1] * 16000; + } else { + tuner->rangelow = tv_range[0] * 16; + tuner->rangehigh = tv_range[1] * 16; } - /* Wow to deal with V4L2_TUNER_CAP_LOW ? For now, it accepts from low at 62.5KHz step to high at 62.5 Hz */ - tuner->rangelow = tv_range[0] * 16; -// tuner->rangehigh = tv_range[1] * 16; -// tuner->rangelow = tv_range[0] * 16384; - tuner->rangehigh = tv_range[1] * 16384; break; } + case VIDIOC_S_TUNER: /* Allow changing radio range and audio mode */ + { + struct v4l2_tuner *tuner = arg; + + CHECK_ADDR(radio_tuner,"VIDIOC_S_TUNER","radio"); + SWITCH_V4L2; + + /* To switch the audio mode, applications initialize the + index and audmode fields and the reserved array and + call the VIDIOC_S_TUNER ioctl. */ + /* rxsubchannels: V4L2_TUNER_MODE_MONO, V4L2_TUNER_MODE_STEREO, + V4L2_TUNER_MODE_LANG1, V4L2_TUNER_MODE_LANG2, + V4L2_TUNER_MODE_SAP */ + + if (tuner->audmode == V4L2_TUNER_MODE_MONO) + t->audmode = V4L2_TUNER_MODE_MONO; + else + t->audmode = V4L2_TUNER_MODE_STEREO; + + set_radio_freq(client, t->freq); + break; + } + case TDA9887_SET_CONFIG: /* Nothing to do on tuner-core */ + break; default: tuner_dbg ("Unimplemented IOCTL 0x%08x called to tuner.\n", cmd); /* nothing */ diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 539f305..c39ed62 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -1,5 +1,5 @@ /* - * $Id: tuner-simple.c,v 1.21 2005/06/10 19:53:26 nsh Exp $ + * $Id: tuner-simple.c,v 1.31 2005/06/21 16:02:25 mkrufky Exp $ * * i2c tv tuner chip device driver * controls all those simple 4-control-bytes style tuners. @@ -207,28 +207,27 @@ static struct tunertype tuners[] = { { "LG PAL (TAPE series)", LGINNOTEK, PAL, 16*170.00, 16*450.00, 0x01,0x02,0x08,0xce,623}, - { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL, - 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 }, - { "Philips FQ1236A MK4", Philips, NTSC, - 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 }, + { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL, + 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 }, + { "Philips FQ1236A MK4", Philips, NTSC, + 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 }, /* Should work for TVF8531MF, TVF8831MF, TVF8731MF */ { "Ymec TVision TVF-8531MF", Philips, NTSC, 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732}, { "Ymec TVision TVF-5533MF", Philips, NTSC, 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732}, - { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON, ATSC, 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, - { "Tena TNF9533-D/IF", LGINNOTEK, PAL, - 16*160.25, 16*464.25, 0x01,0x02,0x08,0x8e,623}, + /* Should work for TNF9533-D/IF, TNF9533-B/DF */ + { "Tena TNF9533-D/IF", Philips, PAL, + 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623}, - /* - * This entry is for TEA5767 FM radio only chip used on several boards - * w/TV tuner - */ + /* This entry is for TEA5767 FM radio only chip used on several boards w/TV tuner */ { TEA5767_TUNER_NAME, Philips, RADIO, - -1, -1, 0, 0, 0, TEA5767_LOW_LO_32768,0}, + -1, -1, 0, 0, 0, TEA5767_LOW_LO_32768,0}, + { "Philips FMD1216ME MK3 Hybrid Tuner", Philips, PAL, + 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 }, }; unsigned const int tuner_count = ARRAY_SIZE(tuners); @@ -455,24 +454,24 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) int rc; tun=&tuners[t->type]; - div = freq + (int)(16*10.7); + div = (freq / 1000) + (int)(16*10.7); buffer[2] = tun->config; switch (t->type) { case TUNER_TENA_9533_DI: case TUNER_YMEC_TVF_5533MF: - /*These values are empirically determinated */ - div = (freq*122)/16 - 20; + div = (freq * 122) / 16000 - 20; buffer[2] = 0x88; /* could be also 0x80 */ buffer[3] = 0x19; /* could be also 0x10, 0x18, 0x99 */ break; case TUNER_PHILIPS_FM1216ME_MK3: case TUNER_PHILIPS_FM1236_MK3: + case TUNER_PHILIPS_FMD1216ME_MK3: buffer[3] = 0x19; break; case TUNER_PHILIPS_FM1256_IH3: - div = (20 * freq)/16 + 333 * 2; + div = (20 * freq) / 16000 + 333 * 2; buffer[2] = 0x80; buffer[3] = 0x19; break; @@ -505,6 +504,7 @@ int default_tuner_init(struct i2c_client *c) t->radio_freq = default_set_radio_freq; t->has_signal = tuner_signal; t->is_stereo = tuner_stereo; + return 0; } diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index d8d6539..353deb2 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -364,9 +364,7 @@ static struct pci_driver mptfc_driver = { .id_table = mptfc_pci_table, .probe = mptfc_probe, .remove = __devexit_p(mptscsih_remove), - .driver = { - .shutdown = mptscsih_shutdown, - }, + .shutdown = mptscsih_shutdown, #ifdef CONFIG_PM .suspend = mptscsih_suspend, .resume = mptscsih_resume, diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index a0078ae..4f973a4 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -170,7 +170,7 @@ static void mptscsih_fillbuf(char *buffer, int size, int index, int width); #endif void mptscsih_remove(struct pci_dev *); -void mptscsih_shutdown(struct device *); +void mptscsih_shutdown(struct pci_dev *); #ifdef CONFIG_PM int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); int mptscsih_resume(struct pci_dev *pdev); @@ -988,7 +988,7 @@ mptscsih_remove(struct pci_dev *pdev) #endif #endif - mptscsih_shutdown(&pdev->dev); + mptscsih_shutdown(pdev); sz1=0; @@ -1026,9 +1026,9 @@ mptscsih_remove(struct pci_dev *pdev) * */ void -mptscsih_shutdown(struct device * dev) +mptscsih_shutdown(struct pci_dev *pdev) { - MPT_ADAPTER *ioc = pci_get_drvdata(to_pci_dev(dev)); + MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; @@ -1054,7 +1054,7 @@ mptscsih_shutdown(struct device * dev) int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) { - mptscsih_shutdown(&pdev->dev); + mptscsih_shutdown(pdev); return mpt_suspend(pdev,state); } diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h index d73aec3..5ea89bf 100644 --- a/drivers/message/fusion/mptscsih.h +++ b/drivers/message/fusion/mptscsih.h @@ -82,7 +82,7 @@ #endif extern void mptscsih_remove(struct pci_dev *); -extern void mptscsih_shutdown(struct device *); +extern void mptscsih_shutdown(struct pci_dev *); #ifdef CONFIG_PM extern int mptscsih_suspend(struct pci_dev *pdev, u32 state); extern int mptscsih_resume(struct pci_dev *pdev); diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 5f9a61b..e0c0ee5 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -419,9 +419,7 @@ static struct pci_driver mptspi_driver = { .id_table = mptspi_pci_table, .probe = mptspi_probe, .remove = __devexit_p(mptscsih_remove), - .driver = { - .shutdown = mptscsih_shutdown, - }, + .shutdown = mptscsih_shutdown, #ifdef CONFIG_PM .suspend = mptscsih_suspend, .resume = mptscsih_resume, diff --git a/drivers/mmc/mmci.c b/drivers/mmc/mmci.c index 3a5f6ac..7a42966 100644 --- a/drivers/mmc/mmci.c +++ b/drivers/mmc/mmci.c @@ -20,6 +20,7 @@ #include <linux/mmc/host.h> #include <linux/mmc/protocol.h> +#include <asm/div64.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/scatterlist.h> @@ -70,6 +71,7 @@ static void mmci_stop_data(struct mmci_host *host) static void mmci_start_data(struct mmci_host *host, struct mmc_data *data) { unsigned int datactrl, timeout, irqmask; + unsigned long long clks; void __iomem *base; DBG(host, "blksz %04x blks %04x flags %08x\n", @@ -81,9 +83,10 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data) mmci_init_sg(host, data); - timeout = data->timeout_clks + - ((unsigned long long)data->timeout_ns * host->cclk) / - 1000000000ULL; + clks = (unsigned long long)data->timeout_ns * host->cclk; + do_div(clks, 1000000000UL); + + timeout = data->timeout_clks + (unsigned int)clks; base = host->base; writel(timeout, base + MMCIDATATIMER); diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c index b7fbd30..0c41d4b 100644 --- a/drivers/mmc/wbsd.c +++ b/drivers/mmc/wbsd.c @@ -54,28 +54,6 @@ #define DBGF(x...) do { } while (0) #endif -#ifdef CONFIG_MMC_DEBUG -void DBG_REG(int reg, u8 value) -{ - int i; - - printk(KERN_DEBUG "wbsd: Register %d: 0x%02X %3d '%c' ", - reg, (int)value, (int)value, (value < 0x20)?'.':value); - - for (i = 7;i >= 0;i--) - { - if (value & (1 << i)) - printk("x"); - else - printk("."); - } - - printk("\n"); -} -#else -#define DBG_REG(r, v) do {} while (0) -#endif - /* * Device resources */ @@ -92,6 +70,13 @@ MODULE_DEVICE_TABLE(pnp, pnp_dev_table); #endif /* CONFIG_PNP */ +static const int config_ports[] = { 0x2E, 0x4E }; +static const int unlock_codes[] = { 0x83, 0x87 }; + +static const int valid_ids[] = { + 0x7112, + }; + #ifdef CONFIG_PNP static unsigned int nopnp = 0; #else @@ -1051,6 +1036,20 @@ static struct mmc_host_ops wbsd_ops = { \*****************************************************************************/ /* + * Helper function for card detection + */ +static void wbsd_detect_card(unsigned long data) +{ + struct wbsd_host *host = (struct wbsd_host*)data; + + BUG_ON(host == NULL); + + DBG("Executing card detection\n"); + + mmc_detect_change(host->mmc); +} + +/* * Tasklets */ @@ -1075,7 +1074,6 @@ static void wbsd_tasklet_card(unsigned long param) { struct wbsd_host* host = (struct wbsd_host*)param; u8 csr; - int change = 0; spin_lock(&host->lock); @@ -1094,14 +1092,20 @@ static void wbsd_tasklet_card(unsigned long param) { DBG("Card inserted\n"); host->flags |= WBSD_FCARD_PRESENT; - change = 1; + + /* + * Delay card detection to allow electrical connections + * to stabilise. + */ + mod_timer(&host->timer, jiffies + HZ/2); } + + spin_unlock(&host->lock); } else if (host->flags & WBSD_FCARD_PRESENT) { DBG("Card removed\n"); host->flags &= ~WBSD_FCARD_PRESENT; - change = 1; if (host->mrq) { @@ -1112,15 +1116,14 @@ static void wbsd_tasklet_card(unsigned long param) host->mrq->cmd->error = MMC_ERR_FAILED; tasklet_schedule(&host->finish_tasklet); } - } - - /* - * Unlock first since we might get a call back. - */ - spin_unlock(&host->lock); + + /* + * Unlock first since we might get a call back. + */ + spin_unlock(&host->lock); - if (change) mmc_detect_change(host->mmc); + } } static void wbsd_tasklet_fifo(unsigned long param) @@ -1325,6 +1328,13 @@ static int __devinit wbsd_alloc_mmc(struct device* dev) spin_lock_init(&host->lock); /* + * Set up detection timer + */ + init_timer(&host->timer); + host->timer.data = (unsigned long)host; + host->timer.function = wbsd_detect_card; + + /* * Maximum number of segments. Worst case is one sector per segment * so this will be 64kB/512. */ @@ -1351,11 +1361,17 @@ static int __devinit wbsd_alloc_mmc(struct device* dev) static void __devexit wbsd_free_mmc(struct device* dev) { struct mmc_host* mmc; + struct wbsd_host* host; mmc = dev_get_drvdata(dev); if (!mmc) return; + host = mmc_priv(mmc); + BUG_ON(host == NULL); + + del_timer_sync(&host->timer); + mmc_free_host(mmc); dev_set_drvdata(dev, NULL); diff --git a/drivers/mmc/wbsd.h b/drivers/mmc/wbsd.h index 864f308..661a9f6 100644 --- a/drivers/mmc/wbsd.h +++ b/drivers/mmc/wbsd.h @@ -8,13 +8,6 @@ * published by the Free Software Foundation. */ -const int config_ports[] = { 0x2E, 0x4E }; -const int unlock_codes[] = { 0x83, 0x87 }; - -const int valid_ids[] = { - 0x7112, - }; - #define LOCK_CODE 0xAA #define WBSD_CONF_SWRST 0x02 @@ -187,4 +180,6 @@ struct wbsd_host struct tasklet_struct timeout_tasklet; struct tasklet_struct finish_tasklet; struct tasklet_struct block_tasklet; + + struct timer_list timer; /* Card detection timer */ }; diff --git a/drivers/mtd/afs.c b/drivers/mtd/afs.c index 801e6c7..7363e10 100644 --- a/drivers/mtd/afs.c +++ b/drivers/mtd/afs.c @@ -219,7 +219,7 @@ static int parse_afs_partitions(struct mtd_info *mtd, */ for (idx = off = 0; off < mtd->size; off += mtd->erasesize) { struct image_info_struct iis; - u_int iis_ptr, img_ptr, size; + u_int iis_ptr, img_ptr; /* Read the footer. */ ret = afs_read_footer(mtd, &img_ptr, &iis_ptr, off, mask); @@ -236,21 +236,9 @@ static int parse_afs_partitions(struct mtd_info *mtd, continue; strcpy(str, iis.name); - size = mtd->erasesize + off - img_ptr; - - /* - * In order to support JFFS2 partitions on this layout, - * we must lie to MTD about the real size of JFFS2 - * partitions; this ensures that the AFS flash footer - * won't be erased by JFFS2. Please ensure that your - * JFFS2 partitions are given image numbers between - * 1000 and 2000 inclusive. - */ - if (iis.imageNumber >= 1000 && iis.imageNumber < 2000) - size -= mtd->erasesize; parts[idx].name = str; - parts[idx].size = size; + parts[idx].size = (iis.length + mtd->erasesize - 1) & ~(mtd->erasesize - 1); parts[idx].offset = img_ptr; parts[idx].mask_flags = 0; diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig index ac853d4..44781a8 100644 --- a/drivers/mtd/maps/Kconfig +++ b/drivers/mtd/maps/Kconfig @@ -551,6 +551,16 @@ config MTD_PCMCIA cards are usually around 4-16MiB in size. This does not include Compact Flash cards which are treated as IDE devices. +config MTD_PCMCIA_ANONYMOUS + bool "Use PCMCIA MTD drivers for anonymous PCMCIA cards" + depends on MTD_PCMCIA + default N + help + If this option is enabled, PCMCIA cards which do not report + anything about themselves are assumed to be MTD cards. + + If unsure, say N. + config MTD_UCLINUX tristate "Generic uClinux RAM/ROM filesystem support" depends on MTD_PARTITIONS && !MMU diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c index e37b4c1..c2655a8 100644 --- a/drivers/mtd/maps/pcmciamtd.c +++ b/drivers/mtd/maps/pcmciamtd.c @@ -818,6 +818,32 @@ static dev_link_t *pcmciamtd_attach(void) return link; } +static struct pcmcia_device_id pcmciamtd_ids[] = { + PCMCIA_DEVICE_FUNC_ID(1), + PCMCIA_DEVICE_PROD_ID123("IO DATA", "PCS-2M", "2MB SRAM", 0x547e66dc, 0x1fed36cd, 0x36eadd21), + PCMCIA_DEVICE_PROD_ID12("IBM", "2MB SRAM", 0xb569a6e5, 0x36eadd21), + PCMCIA_DEVICE_PROD_ID12("IBM", "4MB FLASH", 0xb569a6e5, 0x8bc54d2a), + PCMCIA_DEVICE_PROD_ID12("IBM", "8MB FLASH", 0xb569a6e5, 0x6df1be3e), + PCMCIA_DEVICE_PROD_ID12("Intel", "S2E20SW", 0x816cc815, 0xd14c9dcf), + PCMCIA_DEVICE_PROD_ID12("Intel", "S2E8 SW", 0x816cc815, 0xa2d7dedb), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-02 ", 0x40ade711, 0x145cea5c), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-04 ", 0x40ade711, 0x42064dda), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-20 ", 0x40ade711, 0x25ee5cb0), + PCMCIA_DEVICE_PROD_ID12("intel", "VALUE SERIES 100 ", 0x40ade711, 0xdf8506d8), + PCMCIA_DEVICE_PROD_ID12("KINGMAX TECHNOLOGY INC.", "SRAM 256K Bytes", 0x54d0c69c, 0xad12c29c), + PCMCIA_DEVICE_PROD_ID12("Maxtor", "MAXFL MobileMax Flash Memory Card", 0xb68968c8, 0x2dfb47b0), + PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB101EN20", 0xf9876baf, 0xad0b207b), + PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB513EN20", 0xf9876baf, 0xe8d884ad), + PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-3000", 0x05ddca47, 0xe7d67bca), + PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-4100", 0x05ddca47, 0x7bc32944), + /* the following was commented out in pcmcia-cs-3.2.7 */ + /* PCMCIA_DEVICE_PROD_ID12("RATOC Systems,Inc.", "SmartMedia ADAPTER PC Card", 0xf4a2fefe, 0x5885b2ae), */ +#ifdef CONFIG_MTD_PCMCIA_ANONYMOUS + { .match_flags = PCMCIA_DEV_ID_MATCH_ANONYMOUS, }, +#endif + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, pcmciamtd_ids); static struct pcmcia_driver pcmciamtd_driver = { .drv = { @@ -825,7 +851,8 @@ static struct pcmcia_driver pcmciamtd_driver = { }, .attach = pcmciamtd_attach, .detach = pcmciamtd_detach, - .owner = THIS_MODULE + .owner = THIS_MODULE, + .id_table = pcmciamtd_ids, }; diff --git a/drivers/net/3c503.c b/drivers/net/3c503.c index 29dfd47..5c5eebd 100644 --- a/drivers/net/3c503.c +++ b/drivers/net/3c503.c @@ -171,12 +171,7 @@ struct net_device * __init el2_probe(int unit) err = do_el2_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -356,6 +351,10 @@ el2_probe1(struct net_device *dev, int ioaddr) dev->poll_controller = ei_poll; #endif + retval = register_netdev(dev); + if (retval) + goto out1; + if (dev->mem_start) printk("%s: %s - %dkB RAM, 8kB shared mem window at %#6lx-%#6lx.\n", dev->name, ei_status.name, (wordlength+1)<<3, @@ -715,11 +714,8 @@ init_module(void) dev->base_addr = io[this_dev]; dev->mem_end = xcvr[this_dev]; /* low 4bits = xcvr sel. */ if (do_el2_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_el2[found++] = dev; - continue; - } - cleanup_card(dev); + dev_el2[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "3c503.c: No 3c503 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/3c505.c b/drivers/net/3c505.c index 76fa8cc..ad17f17 100644 --- a/drivers/net/3c505.c +++ b/drivers/net/3c505.c @@ -1317,8 +1317,7 @@ static int __init elp_sense(struct net_device *dev) if (orig_HSR & DIR) { /* If HCR.DIR is up, we pull it down. HSR.DIR should follow. */ outb(0, dev->base_addr + PORT_CONTROL); - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(30*HZ/100); + msleep(300); if (inb_status(addr) & DIR) { if (elp_debug > 0) printk(notfound_msg, 2); @@ -1327,8 +1326,7 @@ static int __init elp_sense(struct net_device *dev) } else { /* If HCR.DIR is down, we pull it up. HSR.DIR should follow. */ outb(DIR, dev->base_addr + PORT_CONTROL); - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(30*HZ/100); + msleep(300); if (!(inb_status(addr) & DIR)) { if (elp_debug > 0) printk(notfound_msg, 3); diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c index e843109..977935a 100644 --- a/drivers/net/3c509.c +++ b/drivers/net/3c509.c @@ -217,6 +217,7 @@ static void el3_poll_controller(struct net_device *dev); static struct eisa_device_id el3_eisa_ids[] = { { "TCM5092" }, { "TCM5093" }, + { "TCM5095" }, { "" } }; diff --git a/drivers/net/3c515.c b/drivers/net/3c515.c index c4cf4fc..91d1c4c 100644 --- a/drivers/net/3c515.c +++ b/drivers/net/3c515.c @@ -365,7 +365,7 @@ static int nopnp; #endif /* __ISAPNP__ */ static struct net_device *corkscrew_scan(int unit); -static void corkscrew_setup(struct net_device *dev, int ioaddr, +static int corkscrew_setup(struct net_device *dev, int ioaddr, struct pnp_dev *idev, int card_number); static int corkscrew_open(struct net_device *dev); static void corkscrew_timer(unsigned long arg); @@ -539,10 +539,9 @@ static struct net_device *corkscrew_scan(int unit) printk(KERN_INFO "3c515 Resource configuration register %#4.4x, DCR %4.4x.\n", inl(ioaddr + 0x2002), inw(ioaddr + 0x2000)); /* irq = inw(ioaddr + 0x2002) & 15; */ /* Use the irq from isapnp */ - corkscrew_setup(dev, ioaddr, idev, cards_found++); SET_NETDEV_DEV(dev, &idev->dev); pnp_cards++; - err = register_netdev(dev); + err = corkscrew_setup(dev, ioaddr, idev, cards_found++); if (!err) return dev; cleanup_card(dev); @@ -558,8 +557,7 @@ no_pnp: printk(KERN_INFO "3c515 Resource configuration register %#4.4x, DCR %4.4x.\n", inl(ioaddr + 0x2002), inw(ioaddr + 0x2000)); - corkscrew_setup(dev, ioaddr, NULL, cards_found++); - err = register_netdev(dev); + err = corkscrew_setup(dev, ioaddr, NULL, cards_found++); if (!err) return dev; cleanup_card(dev); @@ -568,7 +566,7 @@ no_pnp: return NULL; } -static void corkscrew_setup(struct net_device *dev, int ioaddr, +static int corkscrew_setup(struct net_device *dev, int ioaddr, struct pnp_dev *idev, int card_number) { struct corkscrew_private *vp = netdev_priv(dev); @@ -691,6 +689,8 @@ static void corkscrew_setup(struct net_device *dev, int ioaddr, dev->get_stats = &corkscrew_get_stats; dev->set_multicast_list = &set_rx_mode; dev->ethtool_ops = &netdev_ethtool_ops; + + return register_netdev(dev); } @@ -822,7 +822,7 @@ static int corkscrew_open(struct net_device *dev) break; /* Bad news! */ skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ - vp->rx_ring[i].addr = isa_virt_to_bus(skb->tail); + vp->rx_ring[i].addr = isa_virt_to_bus(skb->data); } vp->rx_ring[i - 1].next = isa_virt_to_bus(&vp->rx_ring[0]); /* Wrap the ring. */ outl(isa_virt_to_bus(&vp->rx_ring[0]), ioaddr + UpListPtr); @@ -1406,7 +1406,7 @@ static int boomerang_rx(struct net_device *dev) break; /* Bad news! */ skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ - vp->rx_ring[entry].addr = isa_virt_to_bus(skb->tail); + vp->rx_ring[entry].addr = isa_virt_to_bus(skb->data); vp->rx_skbuff[entry] = skb; } vp->rx_ring[entry].status = 0; /* Clear complete bit. */ diff --git a/drivers/net/3c523.c b/drivers/net/3c523.c index 8f6b2fa..9e1fe2e 100644 --- a/drivers/net/3c523.c +++ b/drivers/net/3c523.c @@ -572,6 +572,10 @@ static int __init do_elmc_probe(struct net_device *dev) dev->flags&=~IFF_MULTICAST; /* Multicast doesn't work */ #endif + retval = register_netdev(dev); + if (retval) + goto err_out; + return 0; err_out: mca_set_adapter_procfn(slot, NULL, NULL); @@ -600,12 +604,7 @@ struct net_device * __init elmc_probe(int unit) err = do_elmc_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -1275,6 +1274,7 @@ module_param_array(irq, int, NULL, 0); module_param_array(io, int, NULL, 0); MODULE_PARM_DESC(io, "EtherLink/MC I/O base address(es)"); MODULE_PARM_DESC(irq, "EtherLink/MC IRQ number(s)"); +MODULE_LICENSE("GPL"); int init_module(void) { @@ -1288,12 +1288,9 @@ int init_module(void) dev->irq=irq[this_dev]; dev->base_addr=io[this_dev]; if (do_elmc_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_elmc[this_dev] = dev; - found++; - continue; - } - cleanup_card(dev); + dev_elmc[this_dev] = dev; + found++; + continue; } free_netdev(dev); if (io[this_dev]==0) diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c index 80ec9aa..07746b9 100644 --- a/drivers/net/3c59x.c +++ b/drivers/net/3c59x.c @@ -1802,7 +1802,7 @@ vortex_open(struct net_device *dev) break; /* Bad news! */ skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ - vp->rx_ring[i].addr = cpu_to_le32(pci_map_single(VORTEX_PCI(vp), skb->tail, PKT_BUF_SZ, PCI_DMA_FROMDEVICE)); + vp->rx_ring[i].addr = cpu_to_le32(pci_map_single(VORTEX_PCI(vp), skb->data, PKT_BUF_SZ, PCI_DMA_FROMDEVICE)); } if (i != RX_RING_SIZE) { int j; @@ -2632,7 +2632,7 @@ boomerang_rx(struct net_device *dev) pci_dma_sync_single_for_cpu(VORTEX_PCI(vp), dma, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); /* 'skb_put()' points to the start of sk_buff data area. */ memcpy(skb_put(skb, pkt_len), - vp->rx_skbuff[entry]->tail, + vp->rx_skbuff[entry]->data, pkt_len); pci_dma_sync_single_for_device(VORTEX_PCI(vp), dma, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); vp->rx_copy++; @@ -2678,7 +2678,7 @@ boomerang_rx(struct net_device *dev) } skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ - vp->rx_ring[entry].addr = cpu_to_le32(pci_map_single(VORTEX_PCI(vp), skb->tail, PKT_BUF_SZ, PCI_DMA_FROMDEVICE)); + vp->rx_ring[entry].addr = cpu_to_le32(pci_map_single(VORTEX_PCI(vp), skb->data, PKT_BUF_SZ, PCI_DMA_FROMDEVICE)); vp->rx_skbuff[entry] = skb; } vp->rx_ring[entry].status = 0; /* Clear complete bit. */ diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index 72cdf19..7b293f0 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -61,6 +61,7 @@ #include <linux/etherdevice.h> #include <linux/init.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/delay.h> #include <linux/ethtool.h> #include <linux/mii.h> @@ -595,7 +596,7 @@ rx_status_loop: mapping = cp->rx_skb[rx_tail].mapping = - pci_map_single(cp->pdev, new_skb->tail, + pci_map_single(cp->pdev, new_skb->data, buflen, PCI_DMA_FROMDEVICE); cp->rx_skb[rx_tail].skb = new_skb; @@ -1100,7 +1101,7 @@ static int cp_refill_rx (struct cp_private *cp) skb_reserve(skb, RX_OFFSET); cp->rx_skb[i].mapping = pci_map_single(cp->pdev, - skb->tail, cp->rx_buf_sz, PCI_DMA_FROMDEVICE); + skb->data, cp->rx_buf_sz, PCI_DMA_FROMDEVICE); cp->rx_skb[i].skb = skb; cp->rx_ring[i].opts2 = 0; @@ -1515,22 +1516,22 @@ static void cp_get_ethtool_stats (struct net_device *dev, struct ethtool_stats *estats, u64 *tmp_stats) { struct cp_private *cp = netdev_priv(dev); - unsigned int work = 100; int i; + memset(cp->nic_stats, 0, sizeof(struct cp_dma_stats)); + /* begin NIC statistics dump */ cpw32(StatsAddr + 4, (cp->nic_stats_dma >> 16) >> 16); cpw32(StatsAddr, (cp->nic_stats_dma & 0xffffffff) | DumpStats); cpr32(StatsAddr); - while (work-- > 0) { + for (i = 0; i < 1000; i++) { if ((cpr32(StatsAddr) & DumpStats) == 0) break; - cpu_relax(); + udelay(10); } - - if (cpr32(StatsAddr) & DumpStats) - return /* -EIO */; + cpw32(StatsAddr, 0); + cpw32(StatsAddr + 4, 0); i = 0; tmp_stats[i++] = le64_to_cpu(cp->nic_stats->tx_ok); @@ -1732,19 +1733,19 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) /* Configure DMA attributes. */ if ((sizeof(dma_addr_t) > 4) && - !pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL) && - !pci_set_dma_mask(pdev, 0xffffffffffffffffULL)) { + !pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) && + !pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { pci_using_dac = 1; } else { pci_using_dac = 0; - rc = pci_set_dma_mask(pdev, 0xffffffffULL); + rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR PFX "No usable DMA configuration, " "aborting.\n"); goto err_out_res; } - rc = pci_set_consistent_dma_mask(pdev, 0xffffffffULL); + rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR PFX "No usable consistent DMA configuration, " "aborting.\n"); diff --git a/drivers/net/82596.c b/drivers/net/82596.c index 65f97b1..13b745b 100644 --- a/drivers/net/82596.c +++ b/drivers/net/82596.c @@ -546,11 +546,11 @@ static inline void init_rx_bufs(struct net_device *dev) rbd->b_next = WSWAPrbd(virt_to_bus(rbd+1)); rbd->b_addr = WSWAPrbd(virt_to_bus(rbd)); rbd->skb = skb; - rbd->v_data = skb->tail; - rbd->b_data = WSWAPchar(virt_to_bus(skb->tail)); + rbd->v_data = skb->data; + rbd->b_data = WSWAPchar(virt_to_bus(skb->data)); rbd->size = PKT_BUF_SZ; #ifdef __mc68000__ - cache_clear(virt_to_phys(skb->tail), PKT_BUF_SZ); + cache_clear(virt_to_phys(skb->data), PKT_BUF_SZ); #endif } lp->rbd_head = lp->rbds; @@ -816,10 +816,10 @@ static inline int i596_rx(struct net_device *dev) rx_in_place = 1; rbd->skb = newskb; newskb->dev = dev; - rbd->v_data = newskb->tail; - rbd->b_data = WSWAPchar(virt_to_bus(newskb->tail)); + rbd->v_data = newskb->data; + rbd->b_data = WSWAPchar(virt_to_bus(newskb->data)); #ifdef __mc68000__ - cache_clear(virt_to_phys(newskb->tail), PKT_BUF_SZ); + cache_clear(virt_to_phys(newskb->data), PKT_BUF_SZ); #endif } else @@ -840,7 +840,7 @@ memory_squeeze: skb->protocol=eth_type_trans(skb,dev); skb->len = pkt_len; #ifdef __mc68000__ - cache_clear(virt_to_phys(rbd->skb->tail), + cache_clear(virt_to_phys(rbd->skb->data), pkt_len); #endif netif_rx(skb); diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index fa9f76c..2b55687 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1320,7 +1320,7 @@ config FORCEDETH config CS89x0 tristate "CS89x0 support" - depends on NET_PCI && (ISA || ARCH_IXDP2X01) + depends on (NET_PCI && (ISA || ARCH_IXDP2X01)) || ARCH_PNX0105 ---help--- Support for CS89x0 chipset based Ethernet cards. If you have a network (Ethernet) card of this type, say Y and read the @@ -1488,14 +1488,14 @@ config 8139CP will be called 8139cp. This is recommended. config 8139TOO - tristate "RealTek RTL-8139 PCI Fast Ethernet Adapter support" + tristate "RealTek RTL-8129/8130/8139 PCI Fast Ethernet Adapter support" depends on NET_PCI && PCI select CRC32 select MII ---help--- This is a driver for the Fast Ethernet PCI network cards based on - the RTL8139 chips. If you have one of those, say Y and read - the Ethernet-HOWTO <http://www.tldp.org/docs.html#howto>. + the RTL 8129/8130/8139 chips. If you have one of those, say Y and + read the Ethernet-HOWTO <http://www.tldp.org/docs.html#howto>. To compile this driver as a module, choose M here: the module will be called 8139too. This is recommended. diff --git a/drivers/net/ac3200.c b/drivers/net/ac3200.c index 24fba36..91791ba 100644 --- a/drivers/net/ac3200.c +++ b/drivers/net/ac3200.c @@ -146,12 +146,7 @@ struct net_device * __init ac3200_probe(int unit) err = do_ac3200_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -273,7 +268,14 @@ static int __init ac_probe1(int ioaddr, struct net_device *dev) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); + + retval = register_netdev(dev); + if (retval) + goto out2; return 0; +out2: + if (ei_status.reg0) + iounmap((void *)dev->mem_start); out1: free_irq(dev->irq, dev); out: @@ -392,11 +394,8 @@ init_module(void) dev->base_addr = io[this_dev]; dev->mem_start = mem[this_dev]; /* Currently ignored by driver */ if (do_ac3200_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_ac32[found++] = dev; - continue; - } - cleanup_card(dev); + dev_ac32[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "ac3200.c: No ac3200 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c index 6eea3a8..dbecc6b 100644 --- a/drivers/net/acenic.c +++ b/drivers/net/acenic.c @@ -58,6 +58,7 @@ #include <linux/errno.h> #include <linux/ioport.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -1167,9 +1168,9 @@ static int __devinit ace_init(struct net_device *dev) /* * Configure DMA attributes. */ - if (!pci_set_dma_mask(pdev, 0xffffffffffffffffULL)) { + if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { ap->pci_using_dac = 1; - } else if (!pci_set_dma_mask(pdev, 0xffffffffULL)) { + } else if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { ap->pci_using_dac = 0; } else { ecode = -ENODEV; diff --git a/drivers/net/amd8111e.c b/drivers/net/amd8111e.c index b7dd726..8618012 100755 --- a/drivers/net/amd8111e.c +++ b/drivers/net/amd8111e.c @@ -87,6 +87,7 @@ Revision History: #include <linux/if_vlan.h> #include <linux/ctype.h> #include <linux/crc32.h> +#include <linux/dma-mapping.h> #include <asm/system.h> #include <asm/io.h> @@ -2006,12 +2007,11 @@ static int __devinit amd8111e_probe_one(struct pci_dev *pdev, } /* Initialize DMA */ - if(!pci_dma_supported(pdev, 0xffffffff)){ + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) < 0) { printk(KERN_ERR "amd8111e: DMA not supported," "exiting.\n"); - goto err_free_reg; - } else - pdev->dma_mask = 0xffffffff; + goto err_free_reg; + } reg_addr = pci_resource_start(pdev, 0); reg_len = pci_resource_len(pdev, 0); diff --git a/drivers/net/arm/etherh.c b/drivers/net/arm/etherh.c index 2e28c20..942a281 100644 --- a/drivers/net/arm/etherh.c +++ b/drivers/net/arm/etherh.c @@ -68,7 +68,6 @@ struct etherh_priv { void __iomem *dma_base; unsigned int id; void __iomem *ctrl_port; - void __iomem *base; unsigned char ctrl; u32 supported; }; @@ -178,7 +177,7 @@ etherh_setif(struct net_device *dev) switch (etherh_priv(dev)->id) { case PROD_I3_ETHERLAN600: case PROD_I3_ETHERLAN600A: - addr = etherh_priv(dev)->base + EN0_RCNTHI; + addr = (void *)dev->base_addr + EN0_RCNTHI; switch (dev->if_port) { case IF_PORT_10BASE2: @@ -219,7 +218,7 @@ etherh_getifstat(struct net_device *dev) switch (etherh_priv(dev)->id) { case PROD_I3_ETHERLAN600: case PROD_I3_ETHERLAN600A: - addr = etherh_priv(dev)->base + EN0_RCNTHI; + addr = (void *)dev->base_addr + EN0_RCNTHI; switch (dev->if_port) { case IF_PORT_10BASE2: stat = 1; @@ -282,7 +281,7 @@ static void etherh_reset(struct net_device *dev) { struct ei_device *ei_local = netdev_priv(dev); - void __iomem *addr = etherh_priv(dev)->base; + void __iomem *addr = (void *)dev->base_addr; writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); @@ -328,7 +327,7 @@ etherh_block_output (struct net_device *dev, int count, const unsigned char *buf ei_local->dmaing = 1; - addr = etherh_priv(dev)->base; + addr = (void *)dev->base_addr; dma_base = etherh_priv(dev)->dma_base; count = (count + 1) & ~1; @@ -388,7 +387,7 @@ etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ei_local->dmaing = 1; - addr = etherh_priv(dev)->base; + addr = (void *)dev->base_addr; dma_base = etherh_priv(dev)->dma_base; buf = skb->data; @@ -428,7 +427,7 @@ etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_p ei_local->dmaing = 1; - addr = etherh_priv(dev)->base; + addr = (void *)dev->base_addr; dma_base = etherh_priv(dev)->dma_base; writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); @@ -697,8 +696,7 @@ etherh_probe(struct expansion_card *ec, const struct ecard_id *id) eh->ctrl_port = eh->ioc_fast; } - eh->base = eh->memc + data->ns8390_offset; - dev->base_addr = (unsigned long)eh->base; + dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; eh->dma_base = eh->memc + data->dataport_offset; eh->ctrl_port += data->ctrlport_offset; diff --git a/drivers/net/at1700.c b/drivers/net/at1700.c index b8ab2b6..e613cc2 100644 --- a/drivers/net/at1700.c +++ b/drivers/net/at1700.c @@ -34,10 +34,6 @@ only is it difficult to detect, it also moves around in I/O space in response to inb()s from other device probes! */ -/* - 99/03/03 Allied Telesis RE1000 Plus support by T.Hagawa - 99/12/30 port to 2.3.35 by K.Takai -*/ #include <linux/config.h> #include <linux/errno.h> diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 3fe8ba9..f1bd45e 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -1285,6 +1285,9 @@ static int b44_open(struct net_device *dev) b44_init_hw(bp); bp->flags |= B44_FLAG_INIT_COMPLETE; + netif_carrier_off(dev); + b44_check_phy(bp); + spin_unlock_irq(&bp->lock); init_timer(&bp->timer); diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 6233c4f..a2e8dda 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -2346,7 +2346,6 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev) { struct slave *slave, *start_at; struct bonding *bond = dev->priv; - struct ethhdr *data = (struct ethhdr *)skb->data; int slave_agg_no; int slaves_in_agg; int agg_id; @@ -2377,7 +2376,7 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev) goto out; } - slave_agg_no = (data->h_dest[5]^bond->dev->dev_addr[5]) % slaves_in_agg; + slave_agg_no = bond->xmit_hash_policy(skb, dev, slaves_in_agg); bond_for_each_slave(bond, slave, i) { struct aggregator *agg = SLAVE_AD_INFO(slave).port.aggregator; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 269a5e4..2c930da 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -475,7 +475,18 @@ * Solution is to move call to dev_remove_pack outside of the * spinlock. * Set version to 2.6.1. - * + * 2005/06/05 - Jay Vosburgh <fubar@us.ibm.com> + * - Support for generating gratuitous ARPs in active-backup mode. + * Includes support for VLAN tagging all bonding-generated ARPs + * as needed. Set version to 2.6.2. + * 2005/06/08 - Jason Gabler <jygabler at lbl dot gov> + * - alternate hashing policy support for mode 2 + * * Added kernel parameter "xmit_hash_policy" to allow the selection + * of different hashing policies for mode 2. The original mode 2 + * policy is the default, now found in xmit_hash_policy_layer2(). + * * Added xmit_hash_policy_layer34() + * - Modified by Jay Vosburgh <fubar@us.ibm.com> to also support mode 4. + * Set version to 2.6.3. */ //#define BONDING_DEBUG 1 @@ -490,7 +501,10 @@ #include <linux/ptrace.h> #include <linux/ioport.h> #include <linux/in.h> +#include <net/ip.h> #include <linux/ip.h> +#include <linux/tcp.h> +#include <linux/udp.h> #include <linux/slab.h> #include <linux/string.h> #include <linux/init.h> @@ -519,6 +533,7 @@ #include <linux/ethtool.h> #include <linux/if_vlan.h> #include <linux/if_bonding.h> +#include <net/route.h> #include "bonding.h" #include "bond_3ad.h" #include "bond_alb.h" @@ -537,6 +552,7 @@ static int use_carrier = 1; static char *mode = NULL; static char *primary = NULL; static char *lacp_rate = NULL; +static char *xmit_hash_policy = NULL; static int arp_interval = BOND_LINK_ARP_INTERV; static char *arp_ip_target[BOND_MAX_ARP_TARGETS] = { NULL, }; @@ -556,6 +572,8 @@ module_param(primary, charp, 0); MODULE_PARM_DESC(primary, "Primary network device to use"); module_param(lacp_rate, charp, 0); MODULE_PARM_DESC(lacp_rate, "LACPDU tx rate to request from 802.3ad partner (slow/fast)"); +module_param(xmit_hash_policy, charp, 0); +MODULE_PARM_DESC(xmit_hash_policy, "XOR hashing method : 0 for layer 2 (default), 1 for layer 3+4"); module_param(arp_interval, int, 0); MODULE_PARM_DESC(arp_interval, "arp interval in milliseconds"); module_param_array(arp_ip_target, charp, NULL, 0); @@ -574,8 +592,8 @@ static struct proc_dir_entry *bond_proc_dir = NULL; static u32 arp_target[BOND_MAX_ARP_TARGETS] = { 0, } ; static int arp_ip_count = 0; -static u32 my_ip = 0; static int bond_mode = BOND_MODE_ROUNDROBIN; +static int xmit_hashtype= BOND_XMIT_POLICY_LAYER2; static int lacp_fast = 0; static int app_abi_ver = 0; static int orig_app_abi_ver = -1; /* This is used to save the first ABI version @@ -585,7 +603,6 @@ static int orig_app_abi_ver = -1; /* This is used to save the first ABI version * command comes from an application using * another ABI version. */ - struct bond_parm_tbl { char *modename; int mode; @@ -608,9 +625,16 @@ static struct bond_parm_tbl bond_mode_tbl[] = { { NULL, -1}, }; +static struct bond_parm_tbl xmit_hashtype_tbl[] = { +{ "layer2", BOND_XMIT_POLICY_LAYER2}, +{ "layer3+4", BOND_XMIT_POLICY_LAYER34}, +{ NULL, -1}, +}; + /*-------------------------- Forward declarations ---------------------------*/ -static inline void bond_set_mode_ops(struct net_device *bond_dev, int mode); +static inline void bond_set_mode_ops(struct bonding *bond, int mode); +static void bond_send_gratuitous_arp(struct bonding *bond); /*---------------------------- General routines -----------------------------*/ @@ -659,6 +683,7 @@ static int bond_add_vlan(struct bonding *bond, unsigned short vlan_id) INIT_LIST_HEAD(&vlan->vlan_list); vlan->vlan_id = vlan_id; + vlan->vlan_ip = 0; write_lock_bh(&bond->lock); @@ -1468,16 +1493,6 @@ static void bond_change_active_slave(struct bonding *bond, struct slave *new_act } } - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) { - if (old_active) { - bond_set_slave_inactive_flags(old_active); - } - - if (new_active) { - bond_set_slave_active_flags(new_active); - } - } - if (USES_PRIMARY(bond->params.mode)) { bond_mc_swap(bond, new_active, old_active); } @@ -1488,6 +1503,17 @@ static void bond_change_active_slave(struct bonding *bond, struct slave *new_act } else { bond->curr_active_slave = new_active; } + + if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) { + if (old_active) { + bond_set_slave_inactive_flags(old_active); + } + + if (new_active) { + bond_set_slave_active_flags(new_active); + } + bond_send_gratuitous_arp(bond); + } } /** @@ -2694,15 +2720,180 @@ out: read_unlock(&bond->lock); } + +static u32 bond_glean_dev_ip(struct net_device *dev) +{ + struct in_device *idev; + struct in_ifaddr *ifa; + u32 addr = 0; + + if (!dev) + return 0; + + rcu_read_lock(); + idev = __in_dev_get(dev); + if (!idev) + goto out; + + ifa = idev->ifa_list; + if (!ifa) + goto out; + + addr = ifa->ifa_local; +out: + rcu_read_unlock(); + return addr; +} + +static int bond_has_ip(struct bonding *bond) +{ + struct vlan_entry *vlan, *vlan_next; + + if (bond->master_ip) + return 1; + + if (list_empty(&bond->vlan_list)) + return 0; + + list_for_each_entry_safe(vlan, vlan_next, &bond->vlan_list, + vlan_list) { + if (vlan->vlan_ip) + return 1; + } + + return 0; +} + +/* + * We go to the (large) trouble of VLAN tagging ARP frames because + * switches in VLAN mode (especially if ports are configured as + * "native" to a VLAN) might not pass non-tagged frames. + */ +static void bond_arp_send(struct net_device *slave_dev, int arp_op, u32 dest_ip, u32 src_ip, unsigned short vlan_id) +{ + struct sk_buff *skb; + + dprintk("arp %d on slave %s: dst %x src %x vid %d\n", arp_op, + slave_dev->name, dest_ip, src_ip, vlan_id); + + skb = arp_create(arp_op, ETH_P_ARP, dest_ip, slave_dev, src_ip, + NULL, slave_dev->dev_addr, NULL); + + if (!skb) { + printk(KERN_ERR DRV_NAME ": ARP packet allocation failed\n"); + return; + } + if (vlan_id) { + skb = vlan_put_tag(skb, vlan_id); + if (!skb) { + printk(KERN_ERR DRV_NAME ": failed to insert VLAN tag\n"); + return; + } + } + arp_xmit(skb); +} + + static void bond_arp_send_all(struct bonding *bond, struct slave *slave) { - int i; + int i, vlan_id, rv; u32 *targets = bond->params.arp_targets; + struct vlan_entry *vlan, *vlan_next; + struct net_device *vlan_dev; + struct flowi fl; + struct rtable *rt; for (i = 0; (i < BOND_MAX_ARP_TARGETS) && targets[i]; i++) { - arp_send(ARPOP_REQUEST, ETH_P_ARP, targets[i], slave->dev, - my_ip, NULL, slave->dev->dev_addr, - NULL); + dprintk("basa: target %x\n", targets[i]); + if (list_empty(&bond->vlan_list)) { + dprintk("basa: empty vlan: arp_send\n"); + bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], + bond->master_ip, 0); + continue; + } + + /* + * If VLANs are configured, we do a route lookup to + * determine which VLAN interface would be used, so we + * can tag the ARP with the proper VLAN tag. + */ + memset(&fl, 0, sizeof(fl)); + fl.fl4_dst = targets[i]; + fl.fl4_tos = RTO_ONLINK; + + rv = ip_route_output_key(&rt, &fl); + if (rv) { + if (net_ratelimit()) { + printk(KERN_WARNING DRV_NAME + ": %s: no route to arp_ip_target %u.%u.%u.%u\n", + bond->dev->name, NIPQUAD(fl.fl4_dst)); + } + continue; + } + + /* + * This target is not on a VLAN + */ + if (rt->u.dst.dev == bond->dev) { + dprintk("basa: rtdev == bond->dev: arp_send\n"); + bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], + bond->master_ip, 0); + continue; + } + + vlan_id = 0; + list_for_each_entry_safe(vlan, vlan_next, &bond->vlan_list, + vlan_list) { + vlan_dev = bond->vlgrp->vlan_devices[vlan->vlan_id]; + if (vlan_dev == rt->u.dst.dev) { + vlan_id = vlan->vlan_id; + dprintk("basa: vlan match on %s %d\n", + vlan_dev->name, vlan_id); + break; + } + } + + if (vlan_id) { + bond_arp_send(slave->dev, ARPOP_REQUEST, targets[i], + vlan->vlan_ip, vlan_id); + continue; + } + + if (net_ratelimit()) { + printk(KERN_WARNING DRV_NAME + ": %s: no path to arp_ip_target %u.%u.%u.%u via rt.dev %s\n", + bond->dev->name, NIPQUAD(fl.fl4_dst), + rt->u.dst.dev ? rt->u.dst.dev->name : "NULL"); + } + } +} + +/* + * Kick out a gratuitous ARP for an IP on the bonding master plus one + * for each VLAN above us. + */ +static void bond_send_gratuitous_arp(struct bonding *bond) +{ + struct slave *slave = bond->curr_active_slave; + struct vlan_entry *vlan; + struct net_device *vlan_dev; + + dprintk("bond_send_grat_arp: bond %s slave %s\n", bond->dev->name, + slave ? slave->dev->name : "NULL"); + if (!slave) + return; + + if (bond->master_ip) { + bond_arp_send(slave->dev, ARPOP_REPLY, bond->master_ip, + bond->master_ip, 0); + } + + list_for_each_entry(vlan, &bond->vlan_list, vlan_list) { + vlan_dev = bond->vlgrp->vlan_devices[vlan->vlan_id]; + if (vlan->vlan_ip) { + bond_arp_send(slave->dev, ARPOP_REPLY, vlan->vlan_ip, + vlan->vlan_ip, vlan->vlan_id); + } } } @@ -2781,7 +2972,7 @@ static void bond_loadbalance_arp_mon(struct net_device *bond_dev) */ if (((jiffies - slave->dev->trans_start) >= (2*delta_in_ticks)) || (((jiffies - slave->dev->last_rx) >= (2*delta_in_ticks)) && - my_ip)) { + bond_has_ip(bond))) { slave->link = BOND_LINK_DOWN; slave->state = BOND_STATE_BACKUP; @@ -2920,7 +3111,7 @@ static void bond_activebackup_arp_mon(struct net_device *bond_dev) if ((slave != bond->curr_active_slave) && (!bond->current_arp_slave) && (((jiffies - slave->dev->last_rx) >= 3*delta_in_ticks) && - my_ip)) { + bond_has_ip(bond))) { /* a backup slave has gone down; three times * the delta allows the current slave to be * taken out before the backup slave. @@ -2966,8 +3157,8 @@ static void bond_activebackup_arp_mon(struct net_device *bond_dev) * if it is up and needs to take over as the curr_active_slave */ if ((((jiffies - slave->dev->trans_start) >= (2*delta_in_ticks)) || - (((jiffies - slave->dev->last_rx) >= (2*delta_in_ticks)) && - my_ip)) && + (((jiffies - slave->dev->last_rx) >= (2*delta_in_ticks)) && + bond_has_ip(bond))) && ((jiffies - slave->jiffies) >= 2*delta_in_ticks)) { slave->link = BOND_LINK_DOWN; @@ -3019,7 +3210,7 @@ static void bond_activebackup_arp_mon(struct net_device *bond_dev) /* the current slave must tx an arp to ensure backup slaves * rx traffic */ - if (slave && my_ip) { + if (slave && bond_has_ip(bond)) { bond_arp_send_all(bond, slave); } } @@ -3471,10 +3662,67 @@ static int bond_netdev_event(struct notifier_block *this, unsigned long event, v return NOTIFY_DONE; } +/* + * bond_inetaddr_event: handle inetaddr notifier chain events. + * + * We keep track of device IPs primarily to use as source addresses in + * ARP monitor probes (rather than spewing out broadcasts all the time). + * + * We track one IP for the main device (if it has one), plus one per VLAN. + */ +static int bond_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr) +{ + struct in_ifaddr *ifa = ptr; + struct net_device *vlan_dev, *event_dev = ifa->ifa_dev->dev; + struct bonding *bond, *bond_next; + struct vlan_entry *vlan, *vlan_next; + + list_for_each_entry_safe(bond, bond_next, &bond_dev_list, bond_list) { + if (bond->dev == event_dev) { + switch (event) { + case NETDEV_UP: + bond->master_ip = ifa->ifa_local; + return NOTIFY_OK; + case NETDEV_DOWN: + bond->master_ip = bond_glean_dev_ip(bond->dev); + return NOTIFY_OK; + default: + return NOTIFY_DONE; + } + } + + if (list_empty(&bond->vlan_list)) + continue; + + list_for_each_entry_safe(vlan, vlan_next, &bond->vlan_list, + vlan_list) { + vlan_dev = bond->vlgrp->vlan_devices[vlan->vlan_id]; + if (vlan_dev == event_dev) { + switch (event) { + case NETDEV_UP: + vlan->vlan_ip = ifa->ifa_local; + return NOTIFY_OK; + case NETDEV_DOWN: + vlan->vlan_ip = + bond_glean_dev_ip(vlan_dev); + return NOTIFY_OK; + default: + return NOTIFY_DONE; + } + } + } + } + return NOTIFY_DONE; +} + static struct notifier_block bond_netdev_notifier = { .notifier_call = bond_netdev_event, }; +static struct notifier_block bond_inetaddr_notifier = { + .notifier_call = bond_inetaddr_event, +}; + /*-------------------------- Packet type handling ---------------------------*/ /* register to receive lacpdus on a bond */ @@ -3496,6 +3744,46 @@ static void bond_unregister_lacpdu(struct bonding *bond) dev_remove_pack(&(BOND_AD_INFO(bond).ad_pkt_type)); } +/*---------------------------- Hashing Policies -----------------------------*/ + +/* + * Hash for the the output device based upon layer 3 and layer 4 data. If + * the packet is a frag or not TCP or UDP, just use layer 3 data. If it is + * altogether not IP, mimic bond_xmit_hash_policy_l2() + */ +static int bond_xmit_hash_policy_l34(struct sk_buff *skb, + struct net_device *bond_dev, int count) +{ + struct ethhdr *data = (struct ethhdr *)skb->data; + struct iphdr *iph = skb->nh.iph; + u16 *layer4hdr = (u16 *)((u32 *)iph + iph->ihl); + int layer4_xor = 0; + + if (skb->protocol == __constant_htons(ETH_P_IP)) { + if (!(iph->frag_off & __constant_htons(IP_MF|IP_OFFSET)) && + (iph->protocol == IPPROTO_TCP || + iph->protocol == IPPROTO_UDP)) { + layer4_xor = htons((*layer4hdr ^ *(layer4hdr + 1))); + } + return (layer4_xor ^ + ((ntohl(iph->saddr ^ iph->daddr)) & 0xffff)) % count; + + } + + return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count; +} + +/* + * Hash for the output device based upon layer 2 data + */ +static int bond_xmit_hash_policy_l2(struct sk_buff *skb, + struct net_device *bond_dev, int count) +{ + struct ethhdr *data = (struct ethhdr *)skb->data; + + return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count; +} + /*-------------------------- Device entry points ----------------------------*/ static int bond_open(struct net_device *bond_dev) @@ -4060,17 +4348,6 @@ static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_d struct bonding *bond = bond_dev->priv; int res = 1; - /* if we are sending arp packets, try to at least - identify our own ip address */ - if (bond->params.arp_interval && !my_ip && - (skb->protocol == __constant_htons(ETH_P_ARP))) { - char *the_ip = (char *)skb->data + - sizeof(struct ethhdr) + - sizeof(struct arphdr) + - ETH_ALEN; - memcpy(&my_ip, the_ip, 4); - } - read_lock(&bond->lock); read_lock(&bond->curr_slave_lock); @@ -4093,14 +4370,13 @@ out: } /* - * in XOR mode, we determine the output device by performing xor on - * the source and destination hw adresses. If this device is not - * enabled, find the next slave following this xor slave. + * In bond_xmit_xor() , we determine the output device by using a pre- + * determined xmit_hash_policy(), If the selected device is not enabled, + * find the next active slave. */ static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev) { struct bonding *bond = bond_dev->priv; - struct ethhdr *data = (struct ethhdr *)skb->data; struct slave *slave, *start_at; int slave_no; int i; @@ -4112,7 +4388,7 @@ static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev) goto out; } - slave_no = (data->h_dest[5]^bond_dev->dev_addr[5]) % bond->slave_cnt; + slave_no = bond->xmit_hash_policy(skb, bond_dev, bond->slave_cnt); bond_for_each_slave(bond, slave, i) { slave_no--; @@ -4208,8 +4484,10 @@ out: /* * set bond mode specific net device operations */ -static inline void bond_set_mode_ops(struct net_device *bond_dev, int mode) +static inline void bond_set_mode_ops(struct bonding *bond, int mode) { + struct net_device *bond_dev = bond->dev; + switch (mode) { case BOND_MODE_ROUNDROBIN: bond_dev->hard_start_xmit = bond_xmit_roundrobin; @@ -4219,12 +4497,20 @@ static inline void bond_set_mode_ops(struct net_device *bond_dev, int mode) break; case BOND_MODE_XOR: bond_dev->hard_start_xmit = bond_xmit_xor; + if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER34) + bond->xmit_hash_policy = bond_xmit_hash_policy_l34; + else + bond->xmit_hash_policy = bond_xmit_hash_policy_l2; break; case BOND_MODE_BROADCAST: bond_dev->hard_start_xmit = bond_xmit_broadcast; break; case BOND_MODE_8023AD: bond_dev->hard_start_xmit = bond_3ad_xmit_xor; + if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER34) + bond->xmit_hash_policy = bond_xmit_hash_policy_l34; + else + bond->xmit_hash_policy = bond_xmit_hash_policy_l2; break; case BOND_MODE_TLB: case BOND_MODE_ALB: @@ -4273,7 +4559,7 @@ static int __init bond_init(struct net_device *bond_dev, struct bond_params *par bond_dev->change_mtu = bond_change_mtu; bond_dev->set_mac_address = bond_set_mac_address; - bond_set_mode_ops(bond_dev, bond->params.mode); + bond_set_mode_ops(bond, bond->params.mode); bond_dev->destructor = free_netdev; @@ -4384,6 +4670,25 @@ static int bond_check_params(struct bond_params *params) } } + if (xmit_hash_policy) { + if ((bond_mode != BOND_MODE_XOR) && + (bond_mode != BOND_MODE_8023AD)) { + printk(KERN_INFO DRV_NAME + ": xor_mode param is irrelevant in mode %s\n", + bond_mode_name(bond_mode)); + } else { + xmit_hashtype = bond_parse_parm(xmit_hash_policy, + xmit_hashtype_tbl); + if (xmit_hashtype == -1) { + printk(KERN_ERR DRV_NAME + ": Error: Invalid xmit_hash_policy \"%s\"\n", + xmit_hash_policy == NULL ? "NULL" : + xmit_hash_policy); + return -EINVAL; + } + } + } + if (lacp_rate) { if (bond_mode != BOND_MODE_8023AD) { printk(KERN_INFO DRV_NAME @@ -4595,6 +4900,7 @@ static int bond_check_params(struct bond_params *params) /* fill params struct with the proper values */ params->mode = bond_mode; + params->xmit_policy = xmit_hashtype; params->miimon = miimon; params->arp_interval = arp_interval; params->updelay = updelay; @@ -4669,6 +4975,7 @@ static int __init bonding_init(void) rtnl_unlock(); register_netdevice_notifier(&bond_netdev_notifier); + register_inetaddr_notifier(&bond_inetaddr_notifier); return 0; @@ -4684,6 +4991,7 @@ out_err: static void __exit bonding_exit(void) { unregister_netdevice_notifier(&bond_netdev_notifier); + unregister_inetaddr_notifier(&bond_inetaddr_notifier); rtnl_lock(); bond_free_all(); diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index 8c32530..d27f377 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -25,6 +25,10 @@ * * 2003/12/01 - Shmulik Hen <shmulik.hen at intel dot com> * - Code cleanup and style changes + * + * 2005/05/05 - Jason Gabler <jygabler at lbl dot gov> + * - added "xmit_policy" kernel parameter for alternate hashing policy + * support for mode 2 */ #ifndef _LINUX_BONDING_H @@ -36,8 +40,8 @@ #include "bond_3ad.h" #include "bond_alb.h" -#define DRV_VERSION "2.6.1" -#define DRV_RELDATE "October 29, 2004" +#define DRV_VERSION "2.6.3" +#define DRV_RELDATE "June 8, 2005" #define DRV_NAME "bonding" #define DRV_DESCRIPTION "Ethernet Channel Bonding Driver" @@ -137,6 +141,7 @@ struct bond_params { int mode; + int xmit_policy; int miimon; int arp_interval; int use_carrier; @@ -149,6 +154,7 @@ struct bond_params { struct vlan_entry { struct list_head vlan_list; + u32 vlan_ip; unsigned short vlan_id; }; @@ -197,6 +203,8 @@ struct bonding { #endif /* CONFIG_PROC_FS */ struct list_head bond_list; struct dev_mc_list *mc_list; + int (*xmit_hash_policy)(struct sk_buff *, struct net_device *, int); + u32 master_ip; u16 flags; struct ad_bond_info ad_info; struct alb_bond_info alb_info; diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c index 5c5f540..b96d6fb 100644 --- a/drivers/net/cs89x0.c +++ b/drivers/net/cs89x0.c @@ -174,6 +174,13 @@ static unsigned int cs8900_irq_map[] = {1,0,0,0}; #include <asm/irq.h> static unsigned int netcard_portlist[] __initdata = {IXDP2X01_CS8900_VIRT_BASE, 0}; static unsigned int cs8900_irq_map[] = {IRQ_IXDP2X01_CS8900, 0, 0, 0}; +#elif defined(CONFIG_ARCH_PNX0105) +#include <asm/irq.h> +#include <asm/arch/gpio.h> +#define CIRRUS_DEFAULT_BASE IO_ADDRESS(EXT_STATIC2_s0_BASE + 0x200000) /* = Physical address 0x48200000 */ +#define CIRRUS_DEFAULT_IRQ VH_INTC_INT_NUM_CASCADED_INTERRUPT_1 /* Event inputs bank 1 - ID 35/bit 3 */ +static unsigned int netcard_portlist[] __initdata = {CIRRUS_DEFAULT_BASE, 0}; +static unsigned int cs8900_irq_map[] = {CIRRUS_DEFAULT_IRQ, 0, 0, 0}; #else static unsigned int netcard_portlist[] __initdata = { 0x300, 0x320, 0x340, 0x360, 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 0}; @@ -319,13 +326,7 @@ struct net_device * __init cs89x0_probe(int unit) } if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - outw(PP_ChipID, dev->base_addr + ADD_PORT); - release_region(dev->base_addr, NETCARD_IO_EXTENT); out: free_netdev(dev); printk(KERN_WARNING "cs89x0: no cs8900 or cs8920 detected. Be sure to disable PnP with SETUP\n"); @@ -437,6 +438,30 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular) #endif } +#ifdef CONFIG_ARCH_PNX0105 + initialize_ebi(); + + /* Map GPIO registers for the pins connected to the CS8900a. */ + if (map_cirrus_gpio() < 0) + return -ENODEV; + + reset_cirrus(); + + /* Map event-router registers. */ + if (map_event_router() < 0) + return -ENODEV; + + enable_cirrus_irq(); + + unmap_cirrus_gpio(); + unmap_event_router(); + + dev->base_addr = ioaddr; + + for (i = 0 ; i < 3 ; i++) + readreg(dev, 0); +#endif + /* Grab the region so we can find another board if autoIRQ fails. */ /* WTF is going on here? */ if (!request_region(ioaddr & ~3, NETCARD_IO_EXTENT, DRV_NAME)) { @@ -678,7 +703,7 @@ printk("PP_addr=0x%x\n", inw(ioaddr + ADD_PORT)); } else { i = lp->isa_config & INT_NO_MASK; if (lp->chip_type == CS8900) { -#ifdef CONFIG_ARCH_IXDP2X01 +#if defined(CONFIG_ARCH_IXDP2X01) || defined(CONFIG_ARCH_PNX0105) i = cs8900_irq_map[0]; #else /* Translate the IRQ using the IRQ mapping table. */ @@ -735,7 +760,13 @@ printk("PP_addr=0x%x\n", inw(ioaddr + ADD_PORT)); printk("\n"); if (net_debug) printk("cs89x0_probe1() successful\n"); + + retval = register_netdev(dev); + if (retval) + goto out3; return 0; +out3: + outw(PP_ChipID, dev->base_addr + ADD_PORT); out2: release_region(ioaddr & ~3, NETCARD_IO_EXTENT); out1: @@ -1145,7 +1176,7 @@ net_open(struct net_device *dev) int i; int ret; -#ifndef CONFIG_SH_HICOSH4 /* uses irq#1, so this won't work */ +#if !defined(CONFIG_SH_HICOSH4) && !defined(CONFIG_ARCH_PNX0105) /* uses irq#1, so this won't work */ if (dev->irq < 2) { /* Allow interrupts to be generated by the chip */ /* Cirrus' release had this: */ @@ -1176,7 +1207,7 @@ net_open(struct net_device *dev) else #endif { -#ifndef CONFIG_ARCH_IXDP2X01 +#if !defined(CONFIG_ARCH_IXDP2X01) && !defined(CONFIG_ARCH_PNX0105) if (((1 << dev->irq) & lp->irq_map) == 0) { printk(KERN_ERR "%s: IRQ %d is not in our map of allowable IRQs, which is %x\n", dev->name, dev->irq, lp->irq_map); @@ -1261,6 +1292,9 @@ net_open(struct net_device *dev) case A_CNF_MEDIA_10B_2: result = lp->adapter_cnf & A_CNF_10B_2; break; default: result = lp->adapter_cnf & (A_CNF_10B_T | A_CNF_AUI | A_CNF_10B_2); } +#ifdef CONFIG_ARCH_PNX0105 + result = A_CNF_10B_T; +#endif if (!result) { printk(KERN_ERR "%s: EEPROM is configured for unavailable media\n", dev->name); release_irq: @@ -1831,13 +1865,6 @@ init_module(void) if (ret) goto out; - if (register_netdev(dev) != 0) { - printk(KERN_ERR "cs89x0.c: No card found at 0x%x\n", io); - ret = -ENXIO; - outw(PP_ChipID, dev->base_addr + ADD_PORT); - release_region(dev->base_addr, NETCARD_IO_EXTENT); - goto out; - } dev_cs89x0 = dev; return 0; out: diff --git a/drivers/net/cs89x0.h b/drivers/net/cs89x0.h index b0ef7ad..bd3ad8e 100644 --- a/drivers/net/cs89x0.h +++ b/drivers/net/cs89x0.h @@ -16,7 +16,7 @@ #include <linux/config.h> -#ifdef CONFIG_ARCH_IXDP2X01 +#if defined(CONFIG_ARCH_IXDP2X01) || defined(CONFIG_ARCH_PNX0105) /* IXDP2401/IXDP2801 uses dword-aligned register addressing */ #define CS89x0_PORT(reg) ((reg) * 2) #else diff --git a/drivers/net/defxx.c b/drivers/net/defxx.c index a6aa565..5acd35c 100644 --- a/drivers/net/defxx.c +++ b/drivers/net/defxx.c @@ -191,6 +191,7 @@ * Feb 2001 davej PCI enable cleanups. * 04 Aug 2003 macro Converted to the DMA API. * 14 Aug 2004 macro Fix device names reported. + * 14 Jun 2005 macro Use irqreturn_t. */ /* Include files */ @@ -217,8 +218,8 @@ /* Version information string should be updated prior to each new release! */ #define DRV_NAME "defxx" -#define DRV_VERSION "v1.07" -#define DRV_RELDATE "2004/08/14" +#define DRV_VERSION "v1.08" +#define DRV_RELDATE "2005/06/14" static char version[] __devinitdata = DRV_NAME ": " DRV_VERSION " " DRV_RELDATE @@ -247,7 +248,8 @@ static int dfx_close(struct net_device *dev); static void dfx_int_pr_halt_id(DFX_board_t *bp); static void dfx_int_type_0_process(DFX_board_t *bp); static void dfx_int_common(struct net_device *dev); -static void dfx_interrupt(int irq, void *dev_id, struct pt_regs *regs); +static irqreturn_t dfx_interrupt(int irq, void *dev_id, + struct pt_regs *regs); static struct net_device_stats *dfx_ctl_get_stats(struct net_device *dev); static void dfx_ctl_set_multicast_list(struct net_device *dev); @@ -437,7 +439,8 @@ static int __devinit dfx_init_one_pci_or_eisa(struct pci_dev *pdev, long ioaddr) } SET_MODULE_OWNER(dev); - SET_NETDEV_DEV(dev, &pdev->dev); + if (pdev != NULL) + SET_NETDEV_DEV(dev, &pdev->dev); bp = dev->priv; @@ -1225,7 +1228,7 @@ static int dfx_open(struct net_device *dev) /* Register IRQ - support shared interrupts by passing device ptr */ - ret = request_irq(dev->irq, (void *)dfx_interrupt, SA_SHIRQ, dev->name, dev); + ret = request_irq(dev->irq, dfx_interrupt, SA_SHIRQ, dev->name, dev); if (ret) { printk(KERN_ERR "%s: Requested IRQ %d is busy\n", dev->name, dev->irq); return ret; @@ -1680,13 +1683,13 @@ static void dfx_int_common(struct net_device *dev) * ================= * = dfx_interrupt = * ================= - * + * * Overview: * Interrupt processing routine - * + * * Returns: - * None - * + * Whether a valid interrupt was seen. + * * Arguments: * irq - interrupt vector * dev_id - pointer to device information @@ -1699,7 +1702,8 @@ static void dfx_int_common(struct net_device *dev) * structure context. * * Return Codes: - * None + * IRQ_HANDLED - an IRQ was handled. + * IRQ_NONE - no IRQ was handled. * * Assumptions: * The interrupt acknowledgement at the hardware level (eg. ACKing the PIC @@ -1712,60 +1716,70 @@ static void dfx_int_common(struct net_device *dev) * Interrupts are disabled, then reenabled at the adapter. */ -static void dfx_interrupt(int irq, void *dev_id, struct pt_regs *regs) - { +static irqreturn_t dfx_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ struct net_device *dev = dev_id; DFX_board_t *bp; /* private board structure pointer */ - u8 tmp; /* used for disabling/enabling ints */ /* Get board pointer only if device structure is valid */ bp = dev->priv; - spin_lock(&bp->lock); - /* See if we're already servicing an interrupt */ /* Service adapter interrupts */ - if (bp->bus_type == DFX_BUS_TYPE_PCI) - { - /* Disable PDQ-PFI interrupts at PFI */ + if (bp->bus_type == DFX_BUS_TYPE_PCI) { + u32 status; - dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, PFI_MODE_M_DMA_ENB); + dfx_port_read_long(bp, PFI_K_REG_STATUS, &status); + if (!(status & PFI_STATUS_M_PDQ_INT)) + return IRQ_NONE; - /* Call interrupt service routine for this adapter */ + spin_lock(&bp->lock); + + /* Disable PDQ-PFI interrupts at PFI */ + dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, + PFI_MODE_M_DMA_ENB); + /* Call interrupt service routine for this adapter */ dfx_int_common(dev); /* Clear PDQ interrupt status bit and reenable interrupts */ - - dfx_port_write_long(bp, PFI_K_REG_STATUS, PFI_STATUS_M_PDQ_INT); + dfx_port_write_long(bp, PFI_K_REG_STATUS, + PFI_STATUS_M_PDQ_INT); dfx_port_write_long(bp, PFI_K_REG_MODE_CTRL, - (PFI_MODE_M_PDQ_INT_ENB + PFI_MODE_M_DMA_ENB)); - } - else - { - /* Disable interrupts at the ESIC */ + (PFI_MODE_M_PDQ_INT_ENB | + PFI_MODE_M_DMA_ENB)); - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &tmp); - tmp &= ~PI_CONFIG_STAT_0_M_INT_ENB; - dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, tmp); + spin_unlock(&bp->lock); + } else { + u8 status; - /* Call interrupt service routine for this adapter */ + dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status); + if (!(status & PI_CONFIG_STAT_0_M_PEND)) + return IRQ_NONE; + spin_lock(&bp->lock); + + /* Disable interrupts at the ESIC */ + status &= ~PI_CONFIG_STAT_0_M_INT_ENB; + dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status); + + /* Call interrupt service routine for this adapter */ dfx_int_common(dev); /* Reenable interrupts at the ESIC */ + dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &status); + status |= PI_CONFIG_STAT_0_M_INT_ENB; + dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, status); - dfx_port_read_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, &tmp); - tmp |= PI_CONFIG_STAT_0_M_INT_ENB; - dfx_port_write_byte(bp, PI_ESIC_K_IO_CONFIG_STAT_0, tmp); - } - - spin_unlock(&bp->lock); + spin_unlock(&bp->lock); } + return IRQ_HANDLED; +} + /* * ===================== diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c index aa42b7a..430c628 100644 --- a/drivers/net/dl2k.c +++ b/drivers/net/dl2k.c @@ -547,7 +547,7 @@ rio_timer (unsigned long data) skb_reserve (skb, 2); np->rx_ring[entry].fraginfo = cpu_to_le64 (pci_map_single - (np->pdev, skb->tail, np->rx_buf_sz, + (np->pdev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE)); } np->rx_ring[entry].fraginfo |= @@ -618,7 +618,7 @@ alloc_list (struct net_device *dev) /* Rubicon now supports 40 bits of addressing space. */ np->rx_ring[i].fraginfo = cpu_to_le64 ( pci_map_single ( - np->pdev, skb->tail, np->rx_buf_sz, + np->pdev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE)); np->rx_ring[i].fraginfo |= cpu_to_le64 (np->rx_buf_sz) << 48; } @@ -906,7 +906,7 @@ receive_packet (struct net_device *dev) /* 16 byte align the IP header */ skb_reserve (skb, 2); eth_copy_and_sum (skb, - np->rx_skbuff[entry]->tail, + np->rx_skbuff[entry]->data, pkt_len, 0); skb_put (skb, pkt_len); pci_dma_sync_single_for_device(np->pdev, @@ -950,7 +950,7 @@ receive_packet (struct net_device *dev) skb_reserve (skb, 2); np->rx_ring[entry].fraginfo = cpu_to_le64 (pci_map_single - (np->pdev, skb->tail, np->rx_buf_sz, + (np->pdev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE)); } np->rx_ring[entry].fraginfo |= diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index f4ba0ff..5fddc0f 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -224,7 +224,7 @@ static void dm9000_outblk_32bit(void __iomem *reg, void *data, int count) static void dm9000_inblk_8bit(void __iomem *reg, void *data, int count) { - readsb(reg, data, count+1); + readsb(reg, data, count); } @@ -364,7 +364,7 @@ dm9000_release_board(struct platform_device *pdev, struct board_info *db) } if (db->addr_res != NULL) { - release_resource(db->data_req); + release_resource(db->addr_res); kfree(db->addr_req); } } diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 4a47df5..d0fa244 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -143,6 +143,7 @@ #include <linux/delay.h> #include <linux/init.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/mii.h> @@ -1092,11 +1093,16 @@ static int e100_phy_init(struct nic *nic) } if((nic->mac >= mac_82550_D102) || ((nic->flags & ich) && - (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) && - (nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) - /* enable/disable MDI/MDI-X auto-switching */ - mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG, - nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH); + (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000))) { + /* enable/disable MDI/MDI-X auto-switching. + MDI/MDI-X auto-switching is disabled for 82551ER/QM chips */ + if((nic->mac == mac_82551_E) || (nic->mac == mac_82551_F) || + (nic->mac == mac_82551_10) || (nic->mii.force_media) || + !(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled)) + mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG, 0); + else + mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG, NCONFIG_AUTO_SWITCH); + } return 0; } @@ -1665,8 +1671,10 @@ static irqreturn_t e100_intr(int irq, void *dev_id, struct pt_regs *regs) if(stat_ack & stat_ack_rnr) nic->ru_running = RU_SUSPENDED; - e100_disable_irq(nic); - netif_rx_schedule(netdev); + if(likely(netif_rx_schedule_prep(netdev))) { + e100_disable_irq(nic); + __netif_rx_schedule(netdev); + } return IRQ_HANDLED; } @@ -2286,7 +2294,7 @@ static int __devinit e100_probe(struct pci_dev *pdev, goto err_out_disable_pdev; } - if((err = pci_set_dma_mask(pdev, 0xFFFFFFFFULL))) { + if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) { DPRINTK(PROBE, ERR, "No usable DMA configuration, aborting.\n"); goto err_out_free_res; } @@ -2334,11 +2342,11 @@ static int __devinit e100_probe(struct pci_dev *pdev, goto err_out_iounmap; } - e100_phy_init(nic); - if((err = e100_eeprom_load(nic))) goto err_out_free; + e100_phy_init(nic); + memcpy(netdev->dev_addr, nic->eeprom, ETH_ALEN); if(!is_valid_ether_addr(netdev->dev_addr)) { DPRINTK(PROBE, ERR, "Invalid MAC address from " @@ -2439,9 +2447,8 @@ static int e100_resume(struct pci_dev *pdev) #endif -static void e100_shutdown(struct device *dev) +static void e100_shutdown(struct pci_dev *pdev) { - struct pci_dev *pdev = container_of(dev, struct pci_dev, dev); struct net_device *netdev = pci_get_drvdata(pdev); struct nic *nic = netdev_priv(netdev); @@ -2462,11 +2469,7 @@ static struct pci_driver e100_driver = { .suspend = e100_suspend, .resume = e100_resume, #endif - - .driver = { - .shutdown = e100_shutdown, - } - + .shutdown = e100_shutdown, }; static int __init e100_init_module(void) diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index af1e82c..092757b 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -140,7 +140,7 @@ struct e1000_adapter; #define E1000_RX_BUFFER_WRITE 16 /* Must be power of 2 */ #define AUTO_ALL_MODES 0 -#define E1000_EEPROM_82544_APM 0x0400 +#define E1000_EEPROM_82544_APM 0x0004 #define E1000_EEPROM_APME 0x0400 #ifndef E1000_MASTER_SLAVE @@ -159,7 +159,7 @@ struct e1000_adapter; * so a DMA handle can be stored along with the buffer */ struct e1000_buffer { struct sk_buff *skb; - uint64_t dma; + dma_addr_t dma; unsigned long time_stamp; uint16_t length; uint16_t next_to_watch; diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index 237247f..f133ff0 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -105,7 +105,7 @@ static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { static int e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; if(hw->media_type == e1000_media_type_copper) { @@ -141,9 +141,9 @@ e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) SUPPORTED_FIBRE | SUPPORTED_Autoneg); - ecmd->advertising = (SUPPORTED_1000baseT_Full | - SUPPORTED_FIBRE | - SUPPORTED_Autoneg); + ecmd->advertising = (ADVERTISED_1000baseT_Full | + ADVERTISED_FIBRE | + ADVERTISED_Autoneg); ecmd->port = PORT_FIBRE; @@ -179,13 +179,24 @@ e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) static int e1000_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; if(ecmd->autoneg == AUTONEG_ENABLE) { hw->autoneg = 1; - hw->autoneg_advertised = 0x002F; - ecmd->advertising = 0x002F; + if(hw->media_type == e1000_media_type_fiber) + hw->autoneg_advertised = ADVERTISED_1000baseT_Full | + ADVERTISED_FIBRE | + ADVERTISED_Autoneg; + else + hw->autoneg_advertised = ADVERTISED_10baseT_Half | + ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | + ADVERTISED_100baseT_Full | + ADVERTISED_1000baseT_Full| + ADVERTISED_Autoneg | + ADVERTISED_TP; + ecmd->advertising = hw->autoneg_advertised; } else if(e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) return -EINVAL; @@ -206,7 +217,7 @@ static void e1000_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; pause->autoneg = @@ -226,7 +237,7 @@ static int e1000_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; adapter->fc_autoneg = pause->autoneg; @@ -259,14 +270,14 @@ e1000_set_pauseparam(struct net_device *netdev, static uint32_t e1000_get_rx_csum(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); return adapter->rx_csum; } static int e1000_set_rx_csum(struct net_device *netdev, uint32_t data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); adapter->rx_csum = data; if(netif_running(netdev)) { @@ -286,7 +297,7 @@ e1000_get_tx_csum(struct net_device *netdev) static int e1000_set_tx_csum(struct net_device *netdev, uint32_t data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); if(adapter->hw.mac_type < e1000_82543) { if (!data) @@ -306,8 +317,8 @@ e1000_set_tx_csum(struct net_device *netdev, uint32_t data) static int e1000_set_tso(struct net_device *netdev, uint32_t data) { - struct e1000_adapter *adapter = netdev->priv; - if ((adapter->hw.mac_type < e1000_82544) || + struct e1000_adapter *adapter = netdev_priv(netdev); + if((adapter->hw.mac_type < e1000_82544) || (adapter->hw.mac_type == e1000_82547)) return data ? -EINVAL : 0; @@ -322,14 +333,14 @@ e1000_set_tso(struct net_device *netdev, uint32_t data) static uint32_t e1000_get_msglevel(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); return adapter->msg_enable; } static void e1000_set_msglevel(struct net_device *netdev, uint32_t data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); adapter->msg_enable = data; } @@ -344,7 +355,7 @@ static void e1000_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; uint32_t *regs_buff = p; uint16_t phy_data; @@ -432,7 +443,7 @@ e1000_get_regs(struct net_device *netdev, static int e1000_get_eeprom_len(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); return adapter->hw.eeprom.word_size * 2; } @@ -440,7 +451,7 @@ static int e1000_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, uint8_t *bytes) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; uint16_t *eeprom_buff; int first_word, last_word; @@ -486,7 +497,7 @@ static int e1000_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, uint8_t *bytes) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; uint16_t *eeprom_buff; void *ptr; @@ -547,7 +558,7 @@ static void e1000_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); strncpy(drvinfo->driver, e1000_driver_name, 32); strncpy(drvinfo->version, e1000_driver_version, 32); @@ -563,7 +574,7 @@ static void e1000_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); e1000_mac_type mac_type = adapter->hw.mac_type; struct e1000_desc_ring *txdr = &adapter->tx_ring; struct e1000_desc_ring *rxdr = &adapter->rx_ring; @@ -584,7 +595,7 @@ static int e1000_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); e1000_mac_type mac_type = adapter->hw.mac_type; struct e1000_desc_ring *txdr = &adapter->tx_ring; struct e1000_desc_ring *rxdr = &adapter->rx_ring; @@ -651,6 +662,9 @@ err_setup_rx: E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W)); \ value = E1000_READ_REG(&adapter->hw, R); \ if(value != (test[pat] & W & M)) { \ + DPRINTK(DRV, ERR, "pattern test reg %04X failed: got " \ + "0x%08X expected 0x%08X\n", \ + E1000_##R, value, (test[pat] & W & M)); \ *data = (adapter->hw.mac_type < e1000_82543) ? \ E1000_82542_##R : E1000_##R; \ return 1; \ @@ -663,7 +677,9 @@ err_setup_rx: uint32_t value; \ E1000_WRITE_REG(&adapter->hw, R, W & M); \ value = E1000_READ_REG(&adapter->hw, R); \ - if ((W & M) != (value & M)) { \ + if((W & M) != (value & M)) { \ + DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\ + "expected 0x%08X\n", E1000_##R, (value & M), (W & M)); \ *data = (adapter->hw.mac_type < e1000_82543) ? \ E1000_82542_##R : E1000_##R; \ return 1; \ @@ -673,18 +689,33 @@ err_setup_rx: static int e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data) { - uint32_t value; - uint32_t i; + uint32_t value, before, after; + uint32_t i, toggle; /* The status register is Read Only, so a write should fail. * Some bits that get toggled are ignored. */ - value = (E1000_READ_REG(&adapter->hw, STATUS) & (0xFFFFF833)); - E1000_WRITE_REG(&adapter->hw, STATUS, (0xFFFFFFFF)); - if(value != (E1000_READ_REG(&adapter->hw, STATUS) & (0xFFFFF833))) { + switch (adapter->hw.mac_type) { + case e1000_82573: + toggle = 0x7FFFF033; + break; + default: + toggle = 0xFFFFF833; + break; + } + + before = E1000_READ_REG(&adapter->hw, STATUS); + value = (E1000_READ_REG(&adapter->hw, STATUS) & toggle); + E1000_WRITE_REG(&adapter->hw, STATUS, toggle); + after = E1000_READ_REG(&adapter->hw, STATUS) & toggle; + if(value != after) { + DPRINTK(DRV, ERR, "failed STATUS register test got: " + "0x%08X expected: 0x%08X\n", after, value); *data = 1; return 1; } + /* restore previous status */ + E1000_WRITE_REG(&adapter->hw, STATUS, before); REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); @@ -766,7 +797,7 @@ e1000_test_intr(int irq, struct pt_regs *regs) { struct net_device *netdev = (struct net_device *) data; - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); adapter->test_icr |= E1000_READ_REG(&adapter->hw, ICR); @@ -1214,6 +1245,7 @@ e1000_set_phy_loopback(struct e1000_adapter *adapter) case e1000_82541_rev_2: case e1000_82547: case e1000_82547_rev_2: + case e1000_82573: return e1000_integrated_phy_loopback(adapter); break; @@ -1422,7 +1454,7 @@ static void e1000_diag_test(struct net_device *netdev, struct ethtool_test *eth_test, uint64_t *data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); boolean_t if_running = netif_running(netdev); if(eth_test->flags == ETH_TEST_FL_OFFLINE) { @@ -1482,7 +1514,7 @@ e1000_diag_test(struct net_device *netdev, static void e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; switch(adapter->hw.device_id) { @@ -1527,7 +1559,7 @@ e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; switch(adapter->hw.device_id) { @@ -1588,22 +1620,31 @@ e1000_led_blink_callback(unsigned long data) static int e1000_phys_id(struct net_device *netdev, uint32_t data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ)) data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ); - if(!adapter->blink_timer.function) { - init_timer(&adapter->blink_timer); - adapter->blink_timer.function = e1000_led_blink_callback; - adapter->blink_timer.data = (unsigned long) adapter; + if(adapter->hw.mac_type < e1000_82573) { + if(!adapter->blink_timer.function) { + init_timer(&adapter->blink_timer); + adapter->blink_timer.function = e1000_led_blink_callback; + adapter->blink_timer.data = (unsigned long) adapter; + } + e1000_setup_led(&adapter->hw); + mod_timer(&adapter->blink_timer, jiffies); + msleep_interruptible(data * 1000); + del_timer_sync(&adapter->blink_timer); + } + else { + E1000_WRITE_REG(&adapter->hw, LEDCTL, (E1000_LEDCTL_LED2_BLINK_RATE | + E1000_LEDCTL_LED1_BLINK | E1000_LEDCTL_LED2_BLINK | + (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) | + (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED1_MODE_SHIFT) | + (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED0_MODE_SHIFT))); + msleep_interruptible(data * 1000); } - e1000_setup_led(&adapter->hw); - mod_timer(&adapter->blink_timer, jiffies); - - msleep_interruptible(data * 1000); - del_timer_sync(&adapter->blink_timer); e1000_led_off(&adapter->hw); clear_bit(E1000_LED_ON, &adapter->led_status); e1000_cleanup_led(&adapter->hw); @@ -1614,7 +1655,7 @@ e1000_phys_id(struct net_device *netdev, uint32_t data) static int e1000_nway_reset(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); if(netif_running(netdev)) { e1000_down(adapter); e1000_up(adapter); @@ -1632,7 +1673,7 @@ static void e1000_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, uint64_t *data) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); int i; e1000_update_stats(adapter); diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 723589b..045f542 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -354,18 +354,27 @@ e1000_set_media_type(struct e1000_hw *hw) hw->media_type = e1000_media_type_internal_serdes; break; default: - if(hw->mac_type >= e1000_82543) { + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + hw->media_type = e1000_media_type_fiber; + break; + case e1000_82573: + /* The STATUS_TBIMODE bit is reserved or reused for the this + * device. + */ + hw->media_type = e1000_media_type_copper; + break; + default: status = E1000_READ_REG(hw, STATUS); - if(status & E1000_STATUS_TBIMODE) { + if (status & E1000_STATUS_TBIMODE) { hw->media_type = e1000_media_type_fiber; /* tbi_compatibility not valid on fiber */ hw->tbi_compatibility_en = FALSE; } else { hw->media_type = e1000_media_type_copper; } - } else { - /* This is an 82542 (fiber only) */ - hw->media_type = e1000_media_type_fiber; + break; } } } @@ -1189,9 +1198,9 @@ e1000_copper_link_igp_setup(struct e1000_hw *hw) ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data); if(ret_val) return ret_val; - } + } - return E1000_SUCCESS; + return E1000_SUCCESS; } diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h index a0263ee..93e9f87 100644 --- a/drivers/net/e1000/e1000_hw.h +++ b/drivers/net/e1000/e1000_hw.h @@ -66,6 +66,7 @@ typedef enum { e1000_eeprom_spi, e1000_eeprom_microwire, e1000_eeprom_flash, + e1000_eeprom_none, /* No NVM support */ e1000_num_eeprom_types } e1000_eeprom_type; diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 137226d..cb7f051 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -29,6 +29,8 @@ #include "e1000.h" /* Change Log + * 6.0.58 4/20/05 + * o Accepted ethtool cleanup patch from Stephen Hemminger * 6.0.44+ 2/15/05 * o applied Anton's patch to resolve tx hang in hardware * o Applied Andrew Mortons patch - e1000 stops working after resume @@ -41,9 +43,9 @@ char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -#define DRV_VERSION "6.0.54-k2"DRIVERNAPI +#define DRV_VERSION "6.0.60-k2"DRIVERNAPI char e1000_driver_version[] = DRV_VERSION; -char e1000_copyright[] = "Copyright (c) 1999-2004 Intel Corporation."; +char e1000_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; /* e1000_pci_tbl - PCI Device ID Table * @@ -517,7 +519,7 @@ e1000_probe(struct pci_dev *pdev, SET_NETDEV_DEV(netdev, &pdev->dev); pci_set_drvdata(pdev, netdev); - adapter = netdev->priv; + adapter = netdev_priv(netdev); adapter->netdev = netdev; adapter->pdev = pdev; adapter->hw.back = adapter; @@ -738,7 +740,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); uint32_t manc, swsm; flush_scheduled_work(); @@ -871,7 +873,7 @@ e1000_sw_init(struct e1000_adapter *adapter) static int e1000_open(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); int err; /* allocate transmit descriptors */ @@ -919,7 +921,7 @@ err_setup_tx: static int e1000_close(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); e1000_down(adapter); @@ -1599,7 +1601,7 @@ e1000_leave_82542_rst(struct e1000_adapter *adapter) static int e1000_set_mac(struct net_device *netdev, void *p) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct sockaddr *addr = p; if(!is_valid_ether_addr(addr->sa_data)) @@ -1634,7 +1636,7 @@ e1000_set_mac(struct net_device *netdev, void *p) static void e1000_set_multi(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; struct dev_mc_list *mc_ptr; unsigned long flags; @@ -2213,7 +2215,7 @@ e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb) static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); unsigned int first, max_per_txd = E1000_MAX_DATA_PER_TXD; unsigned int max_txd_pwr = E1000_MAX_TXD_PWR; unsigned int tx_flags = 0; @@ -2344,7 +2346,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) static void e1000_tx_timeout(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); /* Do the reset outside of interrupt context */ schedule_work(&adapter->tx_timeout_task); @@ -2353,7 +2355,7 @@ e1000_tx_timeout(struct net_device *netdev) static void e1000_tx_timeout_task(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); e1000_down(adapter); e1000_up(adapter); @@ -2370,7 +2372,7 @@ e1000_tx_timeout_task(struct net_device *netdev) static struct net_device_stats * e1000_get_stats(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); e1000_update_stats(adapter); return &adapter->net_stats; @@ -2387,7 +2389,7 @@ e1000_get_stats(struct net_device *netdev) static int e1000_change_mtu(struct net_device *netdev, int new_mtu) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE; if((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) || @@ -2598,7 +2600,7 @@ static irqreturn_t e1000_intr(int irq, void *data, struct pt_regs *regs) { struct net_device *netdev = data; - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; uint32_t icr = E1000_READ_REG(hw, ICR); #ifndef CONFIG_E1000_NAPI @@ -2661,7 +2663,7 @@ e1000_intr(int irq, void *data, struct pt_regs *regs) static int e1000_clean(struct net_device *netdev, int *budget) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); int work_to_do = min(*budget, netdev->quota); int tx_cleaned; int work_done = 0; @@ -2672,8 +2674,8 @@ e1000_clean(struct net_device *netdev, int *budget) *budget -= work_done; netdev->quota -= work_done; - /* If no Tx and no Rx work done, exit the polling mode */ if ((!tx_cleaned && (work_done == 0)) || !netif_running(netdev)) { + /* If no Tx and not enough Rx work done, exit the polling mode */ netif_rx_complete(netdev); e1000_irq_enable(adapter); return 0; @@ -2769,13 +2771,13 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter) i = tx_ring->next_to_clean; eop = tx_ring->buffer_info[i].next_to_watch; eop_desc = E1000_TX_DESC(*tx_ring, eop); - DPRINTK(TX_ERR, ERR, "Detected Tx Unit Hang\n" + DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n" " TDH <%x>\n" " TDT <%x>\n" " next_to_use <%x>\n" " next_to_clean <%x>\n" "buffer_info[next_to_clean]\n" - " dma <%llx>\n" + " dma <%zx>\n" " time_stamp <%lx>\n" " next_to_watch <%x>\n" " jiffies <%lx>\n" @@ -2994,7 +2996,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter) i = rx_ring->next_to_clean; rx_desc = E1000_RX_DESC_PS(*rx_ring, i); - staterr = rx_desc->wb.middle.status_error; + staterr = le32_to_cpu(rx_desc->wb.middle.status_error); while(staterr & E1000_RXD_STAT_DD) { buffer_info = &rx_ring->buffer_info[i]; @@ -3065,16 +3067,16 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter) #ifdef CONFIG_E1000_NAPI if(unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) { vlan_hwaccel_receive_skb(skb, adapter->vlgrp, - le16_to_cpu(rx_desc->wb.middle.vlan & - E1000_RXD_SPC_VLAN_MASK)); + le16_to_cpu(rx_desc->wb.middle.vlan) & + E1000_RXD_SPC_VLAN_MASK); } else { netif_receive_skb(skb); } #else /* CONFIG_E1000_NAPI */ if(unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) { vlan_hwaccel_rx(skb, adapter->vlgrp, - le16_to_cpu(rx_desc->wb.middle.vlan & - E1000_RXD_SPC_VLAN_MASK)); + le16_to_cpu(rx_desc->wb.middle.vlan) & + E1000_RXD_SPC_VLAN_MASK); } else { netif_rx(skb); } @@ -3087,7 +3089,7 @@ next_desc: if(unlikely(++i == rx_ring->count)) i = 0; rx_desc = E1000_RX_DESC_PS(*rx_ring, i); - staterr = rx_desc->wb.middle.status_error; + staterr = le32_to_cpu(rx_desc->wb.middle.status_error); } rx_ring->next_to_clean = i; adapter->alloc_rx_buf(adapter); @@ -3371,11 +3373,12 @@ e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); struct mii_ioctl_data *data = if_mii(ifr); int retval; uint16_t mii_reg; uint16_t spddplx; + unsigned long flags; if(adapter->hw.media_type != e1000_media_type_copper) return -EOPNOTSUPP; @@ -3385,22 +3388,29 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) data->phy_id = adapter->hw.phy_addr; break; case SIOCGMIIREG: - if (!capable(CAP_NET_ADMIN)) + if(!capable(CAP_NET_ADMIN)) return -EPERM; - if (e1000_read_phy_reg(&adapter->hw, data->reg_num & 0x1F, - &data->val_out)) + spin_lock_irqsave(&adapter->stats_lock, flags); + if(e1000_read_phy_reg(&adapter->hw, data->reg_num & 0x1F, + &data->val_out)) { + spin_unlock_irqrestore(&adapter->stats_lock, flags); return -EIO; + } + spin_unlock_irqrestore(&adapter->stats_lock, flags); break; case SIOCSMIIREG: - if (!capable(CAP_NET_ADMIN)) + if(!capable(CAP_NET_ADMIN)) return -EPERM; - if (data->reg_num & ~(0x1F)) + if(data->reg_num & ~(0x1F)) return -EFAULT; mii_reg = data->val_in; - if (e1000_write_phy_reg(&adapter->hw, data->reg_num, - mii_reg)) + spin_lock_irqsave(&adapter->stats_lock, flags); + if(e1000_write_phy_reg(&adapter->hw, data->reg_num, + mii_reg)) { + spin_unlock_irqrestore(&adapter->stats_lock, flags); return -EIO; - if (adapter->hw.phy_type == e1000_phy_m88) { + } + if(adapter->hw.phy_type == e1000_phy_m88) { switch (data->reg_num) { case PHY_CTRL: if(mii_reg & MII_CR_POWER_DOWN) @@ -3420,8 +3430,12 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) HALF_DUPLEX; retval = e1000_set_spd_dplx(adapter, spddplx); - if(retval) + if(retval) { + spin_unlock_irqrestore( + &adapter->stats_lock, + flags); return retval; + } } if(netif_running(adapter->netdev)) { e1000_down(adapter); @@ -3431,8 +3445,11 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) break; case M88E1000_PHY_SPEC_CTRL: case M88E1000_EXT_PHY_SPEC_CTRL: - if (e1000_phy_reset(&adapter->hw)) + if(e1000_phy_reset(&adapter->hw)) { + spin_unlock_irqrestore( + &adapter->stats_lock, flags); return -EIO; + } break; } } else { @@ -3448,6 +3465,7 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) break; } } + spin_unlock_irqrestore(&adapter->stats_lock, flags); break; default: return -EOPNOTSUPP; @@ -3504,7 +3522,7 @@ e1000_io_write(struct e1000_hw *hw, unsigned long port, uint32_t value) static void e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); uint32_t ctrl, rctl; e1000_irq_disable(adapter); @@ -3544,7 +3562,7 @@ e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp) static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); uint32_t vfta, index; if((adapter->hw.mng_cookie.status & E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) && @@ -3560,7 +3578,7 @@ e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid) static void e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); uint32_t vfta, index; e1000_irq_disable(adapter); @@ -3601,6 +3619,13 @@ e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx) { adapter->hw.autoneg = 0; + /* Fiber NICs only allow 1000 gbps Full duplex */ + if((adapter->hw.media_type == e1000_media_type_fiber) && + spddplx != (SPEED_1000 + DUPLEX_FULL)) { + DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n"); + return -EINVAL; + } + switch(spddplx) { case SPEED_10 + DUPLEX_HALF: adapter->hw.forced_speed_duplex = e1000_10_half; @@ -3647,7 +3672,7 @@ static int e1000_suspend(struct pci_dev *pdev, uint32_t state) { struct net_device *netdev = pci_get_drvdata(pdev); - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); uint32_t ctrl, ctrl_ext, rctl, manc, status, swsm; uint32_t wufc = adapter->wol; @@ -3740,12 +3765,12 @@ static int e1000_resume(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); - struct e1000_adapter *adapter = netdev->priv; - uint32_t manc, ret, swsm; + struct e1000_adapter *adapter = netdev_priv(netdev); + uint32_t manc, ret_val, swsm; pci_set_power_state(pdev, 0); pci_restore_state(pdev); - ret = pci_enable_device(pdev); + ret_val = pci_enable_device(pdev); pci_set_master(pdev); pci_enable_wake(pdev, 3, 0); @@ -3788,7 +3813,7 @@ e1000_resume(struct pci_dev *pdev) static void e1000_netpoll(struct net_device *netdev) { - struct e1000_adapter *adapter = netdev->priv; + struct e1000_adapter *adapter = netdev_priv(netdev); disable_irq(adapter->pdev->irq); e1000_intr(adapter->pdev->irq, netdev, NULL); enable_irq(adapter->pdev->irq); diff --git a/drivers/net/e2100.c b/drivers/net/e2100.c index 51c9fa2..f5a4dd7 100644 --- a/drivers/net/e2100.c +++ b/drivers/net/e2100.c @@ -162,12 +162,7 @@ struct net_device * __init e2100_probe(int unit) err = do_e2100_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -286,6 +281,9 @@ static int __init e21_probe1(struct net_device *dev, int ioaddr) #endif NS8390_init(dev, 0); + retval = register_netdev(dev); + if (retval) + goto out; return 0; out: release_region(ioaddr, E21_IO_EXTENT); @@ -453,11 +451,8 @@ init_module(void) dev->mem_start = mem[this_dev]; dev->mem_end = xcvr[this_dev]; /* low 4bits = xcvr sel. */ if (do_e2100_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_e21[found++] = dev; - continue; - } - cleanup_card(dev); + dev_e21[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "e2100.c: No E2100 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c index cd24756..dcb3028 100644 --- a/drivers/net/eepro.c +++ b/drivers/net/eepro.c @@ -600,12 +600,7 @@ struct net_device * __init eepro_probe(int unit) err = do_eepro_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - release_region(dev->base_addr, EEPRO_IO_EXTENT); out: free_netdev(dev); return ERR_PTR(err); @@ -758,6 +753,7 @@ static int __init eepro_probe1(struct net_device *dev, int autoprobe) int i; struct eepro_local *lp; int ioaddr = dev->base_addr; + int err; /* Grab the region so we can find another board if autoIRQ fails. */ if (!request_region(ioaddr, EEPRO_IO_EXTENT, DRV_NAME)) { @@ -873,10 +869,16 @@ static int __init eepro_probe1(struct net_device *dev, int autoprobe) /* reset 82595 */ eepro_reset(ioaddr); + + err = register_netdev(dev); + if (err) + goto err; return 0; exit: + err = -ENODEV; +err: release_region(dev->base_addr, EEPRO_IO_EXTENT); - return -ENODEV; + return err; } /* Open/initialize the board. This is called (in the current kernel) @@ -1834,11 +1836,8 @@ init_module(void) dev->irq = irq[i]; if (do_eepro_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_eepro[n_eepro++] = dev; - continue; - } - release_region(dev->base_addr, EEPRO_IO_EXTENT); + dev_eepro[n_eepro++] = dev; + continue; } free_netdev(dev); break; diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c index 98b3a2f..1795425 100644 --- a/drivers/net/eepro100.c +++ b/drivers/net/eepro100.c @@ -1269,7 +1269,7 @@ speedo_init_rx_ring(struct net_device *dev) if (skb == NULL) break; /* OK. Just initially short of Rx bufs. */ skb->dev = dev; /* Mark as being used by this device. */ - rxf = (struct RxFD *)skb->tail; + rxf = (struct RxFD *)skb->data; sp->rx_ringp[i] = rxf; sp->rx_ring_dma[i] = pci_map_single(sp->pdev, rxf, @@ -1661,7 +1661,7 @@ static inline struct RxFD *speedo_rx_alloc(struct net_device *dev, int entry) sp->rx_ringp[entry] = NULL; return NULL; } - rxf = sp->rx_ringp[entry] = (struct RxFD *)skb->tail; + rxf = sp->rx_ringp[entry] = (struct RxFD *)skb->data; sp->rx_ring_dma[entry] = pci_map_single(sp->pdev, rxf, PKT_BUF_SZ + sizeof(struct RxFD), PCI_DMA_FROMDEVICE); @@ -1808,10 +1808,10 @@ speedo_rx(struct net_device *dev) #if 1 || USE_IP_CSUM /* Packet is in one chunk -- we can copy + cksum. */ - eth_copy_and_sum(skb, sp->rx_skbuff[entry]->tail, pkt_len, 0); + eth_copy_and_sum(skb, sp->rx_skbuff[entry]->data, pkt_len, 0); skb_put(skb, pkt_len); #else - memcpy(skb_put(skb, pkt_len), sp->rx_skbuff[entry]->tail, + memcpy(skb_put(skb, pkt_len), sp->rx_skbuff[entry]->data, pkt_len); #endif pci_dma_sync_single_for_device(sp->pdev, sp->rx_ring_dma[entry], diff --git a/drivers/net/eexpress.c b/drivers/net/eexpress.c index fc8e794..82bd356 100644 --- a/drivers/net/eexpress.c +++ b/drivers/net/eexpress.c @@ -436,11 +436,8 @@ struct net_device * __init express_probe(int unit) netdev_boot_setup_check(dev); err = do_express_probe(dev); - if (!err) { - err = register_netdev(dev); - if (!err) - return dev; - } + if (!err) + return dev; free_netdev(dev); return ERR_PTR(err); } @@ -1205,7 +1202,8 @@ static int __init eexp_hw_probe(struct net_device *dev, unsigned short ioaddr) dev->set_multicast_list = &eexp_set_multicast; dev->tx_timeout = eexp_timeout; dev->watchdog_timeo = 2*HZ; - return 0; + + return register_netdev(dev); } /* @@ -1716,7 +1714,7 @@ int init_module(void) break; printk(KERN_NOTICE "eexpress.c: Module autoprobe not recommended, give io=xx.\n"); } - if (do_express_probe(dev) == 0 && register_netdev(dev) == 0) { + if (do_express_probe(dev) == 0) { dev_eexp[this_dev] = dev; found++; continue; diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c index 81ebaed..87f5227 100644 --- a/drivers/net/epic100.c +++ b/drivers/net/epic100.c @@ -1003,7 +1003,7 @@ static void epic_init_ring(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ ep->rx_ring[i].bufaddr = pci_map_single(ep->pci_dev, - skb->tail, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); + skb->data, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); ep->rx_ring[i].rxstatus = cpu_to_le32(DescOwn); } ep->dirty_rx = (unsigned int)(i - RX_RING_SIZE); @@ -1274,7 +1274,7 @@ static int epic_rx(struct net_device *dev, int budget) ep->rx_ring[entry].bufaddr, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); - eth_copy_and_sum(skb, ep->rx_skbuff[entry]->tail, pkt_len, 0); + eth_copy_and_sum(skb, ep->rx_skbuff[entry]->data, pkt_len, 0); skb_put(skb, pkt_len); pci_dma_sync_single_for_device(ep->pci_dev, ep->rx_ring[entry].bufaddr, @@ -1308,7 +1308,7 @@ static int epic_rx(struct net_device *dev, int budget) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ ep->rx_ring[entry].bufaddr = pci_map_single(ep->pci_dev, - skb->tail, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); + skb->data, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); work_done++; } ep->rx_ring[entry].rxstatus = cpu_to_le32(DescOwn); diff --git a/drivers/net/es3210.c b/drivers/net/es3210.c index f1e8150..50f8e23 100644 --- a/drivers/net/es3210.c +++ b/drivers/net/es3210.c @@ -177,12 +177,7 @@ struct net_device * __init es_probe(int unit) err = do_es_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -310,6 +305,10 @@ static int __init es_probe1(struct net_device *dev, int ioaddr) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); + + retval = register_netdev(dev); + if (retval) + goto out1; return 0; out1: free_irq(dev->irq, dev); @@ -445,11 +444,8 @@ init_module(void) dev->base_addr = io[this_dev]; dev->mem_start = mem[this_dev]; if (do_es_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_es3210[found++] = dev; - continue; - } - cleanup_card(dev); + dev_es3210[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "es3210.c: No es3210 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/eth16i.c b/drivers/net/eth16i.c index ccae6ba..f32a6b3 100644 --- a/drivers/net/eth16i.c +++ b/drivers/net/eth16i.c @@ -473,13 +473,7 @@ struct net_device * __init eth16i_probe(int unit) err = do_eth16i_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - free_irq(dev->irq, dev); - release_region(dev->base_addr, ETH16I_IO_EXTENT); out: free_netdev(dev); return ERR_PTR(err); @@ -569,7 +563,13 @@ static int __init eth16i_probe1(struct net_device *dev, int ioaddr) dev->tx_timeout = eth16i_timeout; dev->watchdog_timeo = TX_TIMEOUT; spin_lock_init(&lp->lock); + + retval = register_netdev(dev); + if (retval) + goto out1; return 0; +out1: + free_irq(dev->irq, dev); out: release_region(ioaddr, ETH16I_IO_EXTENT); return retval; @@ -1462,12 +1462,8 @@ int init_module(void) } if (do_eth16i_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_eth16i[found++] = dev; - continue; - } - free_irq(dev->irq, dev); - release_region(dev->base_addr, ETH16I_IO_EXTENT); + dev_eth16i[found++] = dev; + continue; } printk(KERN_WARNING "eth16i.c No Eth16i card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/ewrk3.c b/drivers/net/ewrk3.c index dcf969b..b987f94 100644 --- a/drivers/net/ewrk3.c +++ b/drivers/net/ewrk3.c @@ -1308,15 +1308,9 @@ static int __init eisa_probe(struct net_device *dev, u_long ioaddr) if (ioaddr < 0x1000) goto out; - if (ioaddr == 0) { /* Autoprobing */ - iobase = EISA_SLOT_INC; /* Get the first slot address */ - i = 1; - maxSlots = MAX_EISA_SLOTS; - } else { /* Probe a specific location */ - iobase = ioaddr; - i = (ioaddr >> 12); - maxSlots = i + 1; - } + iobase = ioaddr; + i = (ioaddr >> 12); + maxSlots = i + 1; for (i = 1; (i < maxSlots) && (dev != NULL); i++, iobase += EISA_SLOT_INC) { if (EISA_signature(name, EISA_ID) == 0) { diff --git a/drivers/net/fealnx.c b/drivers/net/fealnx.c index d05e9dd..55dbe9a 100644 --- a/drivers/net/fealnx.c +++ b/drivers/net/fealnx.c @@ -1107,7 +1107,7 @@ static void allocate_rx_buffers(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ np->lack_rxbuf->skbuff = skb; - np->lack_rxbuf->buffer = pci_map_single(np->pci_dev, skb->tail, + np->lack_rxbuf->buffer = pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE); np->lack_rxbuf->status = RXOWN; ++np->really_rx_count; @@ -1300,7 +1300,7 @@ static void init_ring(struct net_device *dev) ++np->really_rx_count; np->rx_ring[i].skbuff = skb; skb->dev = dev; /* Mark as being used by this device. */ - np->rx_ring[i].buffer = pci_map_single(np->pci_dev, skb->tail, + np->rx_ring[i].buffer = pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE); np->rx_ring[i].status = RXOWN; np->rx_ring[i].control |= RXIC; @@ -1423,8 +1423,7 @@ static void reset_tx_descriptors(struct net_device *dev) if (cur->skbuff) { pci_unmap_single(np->pci_dev, cur->buffer, cur->skbuff->len, PCI_DMA_TODEVICE); - dev_kfree_skb(cur->skbuff); - /* or dev_kfree_skb_irq(cur->skbuff); ? */ + dev_kfree_skb_any(cur->skbuff); cur->skbuff = NULL; } cur->status = 0; @@ -1738,11 +1737,11 @@ static int netdev_rx(struct net_device *dev) #if ! defined(__alpha__) eth_copy_and_sum(skb, - np->cur_rx->skbuff->tail, pkt_len, 0); + np->cur_rx->skbuff->data, pkt_len, 0); skb_put(skb, pkt_len); #else memcpy(skb_put(skb, pkt_len), - np->cur_rx->skbuff->tail, pkt_len); + np->cur_rx->skbuff->data, pkt_len); #endif pci_dma_sync_single_for_device(np->pci_dev, np->cur_rx->buffer, diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 4ebcd05..64f0f69 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -82,6 +82,9 @@ * 0.31: 14 Nov 2004: ethtool support for getting/setting link * capabilities. * 0.32: 16 Apr 2005: RX_ERROR4 handling added. + * 0.33: 16 May 2005: Support for MCP51 added. + * 0.34: 18 Jun 2005: Add DEV_NEED_LINKTIMER to all nForce nics. + * 0.35: 26 Jun 2005: Support for MCP55 added. * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -93,7 +96,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.32" +#define FORCEDETH_VERSION "0.35" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -2005,7 +2008,9 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i /* handle different descriptor versions */ if (pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_1 || pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_2 || - pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_3) + pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_3 || + pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_12 || + pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_13) np->desc_ver = DESC_VER_1; else np->desc_ver = DESC_VER_2; @@ -2215,56 +2220,84 @@ static struct pci_device_id pci_tbl[] = { .device = PCI_DEVICE_ID_NVIDIA_NVENET_4, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce3 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_5, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce3 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_6, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce3 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_7, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* CK804 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_8, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* CK804 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_9, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* MCP04 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_10, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* MCP04 Ethernet Controller */ .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_NVENET_11, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + }, + { /* MCP51 Ethernet Controller */ + .vendor = PCI_VENDOR_ID_NVIDIA, + .device = PCI_DEVICE_ID_NVIDIA_NVENET_12, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + }, + { /* MCP51 Ethernet Controller */ + .vendor = PCI_VENDOR_ID_NVIDIA, + .device = PCI_DEVICE_ID_NVIDIA_NVENET_13, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + }, + { /* MCP55 Ethernet Controller */ + .vendor = PCI_VENDOR_ID_NVIDIA, + .device = PCI_DEVICE_ID_NVIDIA_NVENET_14, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + }, + { /* MCP55 Ethernet Controller */ + .vendor = PCI_VENDOR_ID_NVIDIA, + .device = PCI_DEVICE_ID_NVIDIA_NVENET_15, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, {0,}, }; diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index b43b2b1..6518334 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -1,4 +1,4 @@ -/* +/* * drivers/net/gianfar.c * * Gianfar Ethernet Driver @@ -22,10 +22,9 @@ * B-V +1.62 * * Theory of operation - * This driver is designed for the Triple-speed Ethernet - * controllers on the Freescale 8540/8560 integrated processors, - * as well as the Fast Ethernet Controller on the 8540. - * + * This driver is designed for the non-CPM ethernet controllers + * on the 85xx and 83xx family of integrated processors + * * The driver is initialized through platform_device. Structures which * define the configuration needed by the board are defined in a * board structure in arch/ppc/platforms (though I do not @@ -39,12 +38,12 @@ * * The Gianfar Ethernet Controller uses a ring of buffer * descriptors. The beginning is indicated by a register - * pointing to the physical address of the start of the ring. - * The end is determined by a "wrap" bit being set in the + * pointing to the physical address of the start of the ring. + * The end is determined by a "wrap" bit being set in the * last descriptor of the ring. * * When a packet is received, the RXF bit in the - * IEVENT register is set, triggering an interrupt when the + * IEVENT register is set, triggering an interrupt when the * corresponding bit in the IMASK register is also set (if * interrupt coalescing is active, then the interrupt may not * happen immediately, but will wait until either a set number @@ -52,7 +51,7 @@ * interrupt handler will signal there is work to be done, and * exit. Without NAPI, the packet(s) will be handled * immediately. Both methods will start at the last known empty - * descriptor, and process every subsequent descriptor until there + * descriptor, and process every subsequent descriptor until there * are none left with data (NAPI will stop after a set number of * packets to give time to other tasks, but will eventually * process all the packets). The data arrives inside a @@ -83,9 +82,13 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> +#include <linux/if_vlan.h> #include <linux/spinlock.h> #include <linux/mm.h> #include <linux/device.h> +#include <linux/ip.h> +#include <linux/tcp.h> +#include <linux/udp.h> #include <asm/io.h> #include <asm/irq.h> @@ -123,7 +126,7 @@ static int gfar_set_mac_address(struct net_device *dev); static int gfar_change_mtu(struct net_device *dev, int new_mtu); static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs); static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs); -irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs); +static irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs); static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs); static irqreturn_t phy_interrupt(int irq, void *dev_id, struct pt_regs *regs); static void gfar_phy_change(void *data); @@ -139,9 +142,12 @@ static void gfar_set_hash_for_addr(struct net_device *dev, u8 *addr); #ifdef CONFIG_GFAR_NAPI static int gfar_poll(struct net_device *dev, int *budget); #endif -static int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); +int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int length); static void gfar_phy_startup_timer(unsigned long data); +static void gfar_vlan_rx_register(struct net_device *netdev, + struct vlan_group *grp); +static void gfar_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid); extern struct ethtool_ops gfar_ethtool_ops; @@ -149,6 +155,13 @@ MODULE_AUTHOR("Freescale Semiconductor, Inc"); MODULE_DESCRIPTION("Gianfar Ethernet Driver"); MODULE_LICENSE("GPL"); +int gfar_uses_fcb(struct gfar_private *priv) +{ + if (priv->vlan_enable || priv->rx_csum_enable) + return 1; + else + return 0; +} static int gfar_probe(struct device *device) { u32 tempval; @@ -159,7 +172,6 @@ static int gfar_probe(struct device *device) struct resource *r; int idx; int err = 0; - int dev_ethtool_ops = 0; einfo = (struct gianfar_platform_data *) pdev->dev.platform_data; @@ -265,15 +277,69 @@ static int gfar_probe(struct device *device) dev->mtu = 1500; dev->set_multicast_list = gfar_set_multi; - /* Index into the array of possible ethtool - * ops to catch all 4 possibilities */ - if((priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) == 0) - dev_ethtool_ops += 1; + dev->ethtool_ops = &gfar_ethtool_ops; + + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM) { + priv->rx_csum_enable = 1; + dev->features |= NETIF_F_IP_CSUM; + } else + priv->rx_csum_enable = 0; + + priv->vlgrp = NULL; - if((priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE) == 0) - dev_ethtool_ops += 2; + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_VLAN) { + dev->vlan_rx_register = gfar_vlan_rx_register; + dev->vlan_rx_kill_vid = gfar_vlan_rx_kill_vid; - dev->ethtool_ops = gfar_op_array[dev_ethtool_ops]; + dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; + + priv->vlan_enable = 1; + } + + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_EXTENDED_HASH) { + priv->extended_hash = 1; + priv->hash_width = 9; + + priv->hash_regs[0] = &priv->regs->igaddr0; + priv->hash_regs[1] = &priv->regs->igaddr1; + priv->hash_regs[2] = &priv->regs->igaddr2; + priv->hash_regs[3] = &priv->regs->igaddr3; + priv->hash_regs[4] = &priv->regs->igaddr4; + priv->hash_regs[5] = &priv->regs->igaddr5; + priv->hash_regs[6] = &priv->regs->igaddr6; + priv->hash_regs[7] = &priv->regs->igaddr7; + priv->hash_regs[8] = &priv->regs->gaddr0; + priv->hash_regs[9] = &priv->regs->gaddr1; + priv->hash_regs[10] = &priv->regs->gaddr2; + priv->hash_regs[11] = &priv->regs->gaddr3; + priv->hash_regs[12] = &priv->regs->gaddr4; + priv->hash_regs[13] = &priv->regs->gaddr5; + priv->hash_regs[14] = &priv->regs->gaddr6; + priv->hash_regs[15] = &priv->regs->gaddr7; + + } else { + priv->extended_hash = 0; + priv->hash_width = 8; + + priv->hash_regs[0] = &priv->regs->gaddr0; + priv->hash_regs[1] = &priv->regs->gaddr1; + priv->hash_regs[2] = &priv->regs->gaddr2; + priv->hash_regs[3] = &priv->regs->gaddr3; + priv->hash_regs[4] = &priv->regs->gaddr4; + priv->hash_regs[5] = &priv->regs->gaddr5; + priv->hash_regs[6] = &priv->regs->gaddr6; + priv->hash_regs[7] = &priv->regs->gaddr7; + } + + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_PADDING) + priv->padding = DEFAULT_PADDING; + else + priv->padding = 0; + + dev->hard_header_len += priv->padding; + + if (dev->features & NETIF_F_IP_CSUM) + dev->hard_header_len += GMAC_FCB_LEN; priv->rx_buffer_size = DEFAULT_RX_BUFFER_SIZE; #ifdef CONFIG_GFAR_BUFSTASH @@ -289,6 +355,9 @@ static int gfar_probe(struct device *device) priv->rxcount = DEFAULT_RXCOUNT; priv->rxtime = DEFAULT_RXTIME; + /* Enable most messages by default */ + priv->msg_enable = (NETIF_MSG_IFUP << 1 ) - 1; + err = register_netdev(dev); if (err) { @@ -360,8 +429,9 @@ static int init_phy(struct net_device *dev) GFP_KERNEL); if(NULL == mii_info) { - printk(KERN_ERR "%s: Could not allocate mii_info\n", - dev->name); + if (netif_msg_ifup(priv)) + printk(KERN_ERR "%s: Could not allocate mii_info\n", + dev->name); return -ENOMEM; } @@ -410,7 +480,8 @@ static int init_phy(struct net_device *dev) curphy = get_phy_info(priv->mii_info); if (curphy == NULL) { - printk(KERN_ERR "%s: No PHY found\n", dev->name); + if (netif_msg_ifup(priv)) + printk(KERN_ERR "%s: No PHY found\n", dev->name); err = -1; goto no_phy; } @@ -421,7 +492,7 @@ static int init_phy(struct net_device *dev) if(curphy->init) { err = curphy->init(priv->mii_info); - if (err) + if (err) goto phy_init_fail; } @@ -446,14 +517,14 @@ static void init_registers(struct net_device *dev) gfar_write(&priv->regs->imask, IMASK_INIT_CLEAR); /* Init hash registers to zero */ - gfar_write(&priv->regs->iaddr0, 0); - gfar_write(&priv->regs->iaddr1, 0); - gfar_write(&priv->regs->iaddr2, 0); - gfar_write(&priv->regs->iaddr3, 0); - gfar_write(&priv->regs->iaddr4, 0); - gfar_write(&priv->regs->iaddr5, 0); - gfar_write(&priv->regs->iaddr6, 0); - gfar_write(&priv->regs->iaddr7, 0); + gfar_write(&priv->regs->igaddr0, 0); + gfar_write(&priv->regs->igaddr1, 0); + gfar_write(&priv->regs->igaddr2, 0); + gfar_write(&priv->regs->igaddr3, 0); + gfar_write(&priv->regs->igaddr4, 0); + gfar_write(&priv->regs->igaddr5, 0); + gfar_write(&priv->regs->igaddr6, 0); + gfar_write(&priv->regs->igaddr7, 0); gfar_write(&priv->regs->gaddr0, 0); gfar_write(&priv->regs->gaddr1, 0); @@ -464,9 +535,6 @@ static void init_registers(struct net_device *dev) gfar_write(&priv->regs->gaddr6, 0); gfar_write(&priv->regs->gaddr7, 0); - /* Zero out rctrl */ - gfar_write(&priv->regs->rctrl, 0x00000000); - /* Zero out the rmon mib registers if it has them */ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) { memset((void *) &(priv->regs->rmon), 0, @@ -497,20 +565,14 @@ static void init_registers(struct net_device *dev) gfar_write(&priv->regs->tbipa, TBIPA_VALUE); } -void stop_gfar(struct net_device *dev) + +/* Halt the receive and transmit queues */ +void gfar_halt(struct net_device *dev) { struct gfar_private *priv = netdev_priv(dev); struct gfar *regs = priv->regs; - unsigned long flags; u32 tempval; - /* Lock it down */ - spin_lock_irqsave(&priv->lock, flags); - - /* Tell the kernel the link is down */ - priv->mii_info->link = 0; - adjust_link(dev); - /* Mask all interrupts */ gfar_write(®s->imask, IMASK_INIT_CLEAR); @@ -533,13 +595,29 @@ void stop_gfar(struct net_device *dev) tempval = gfar_read(®s->maccfg1); tempval &= ~(MACCFG1_RX_EN | MACCFG1_TX_EN); gfar_write(®s->maccfg1, tempval); +} + +void stop_gfar(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + struct gfar *regs = priv->regs; + unsigned long flags; + + /* Lock it down */ + spin_lock_irqsave(&priv->lock, flags); + + /* Tell the kernel the link is down */ + priv->mii_info->link = 0; + adjust_link(dev); + + gfar_halt(dev); if (priv->einfo->board_flags & FSL_GIANFAR_BRD_HAS_PHY_INTR) { /* Clear any pending interrupts */ mii_clear_phy_interrupt(priv->mii_info); /* Disable PHY Interrupts */ - mii_configure_phy_interrupt(priv->mii_info, + mii_configure_phy_interrupt(priv->mii_info, MII_INTERRUPT_DISABLED); } @@ -566,7 +644,7 @@ void stop_gfar(struct net_device *dev) sizeof(struct txbd8)*priv->tx_ring_size + sizeof(struct rxbd8)*priv->rx_ring_size, priv->tx_bd_base, - gfar_read(®s->tbase)); + gfar_read(®s->tbase0)); } /* If there are any tx skbs or rx skbs still around, free them. @@ -620,6 +698,34 @@ void free_skb_resources(struct gfar_private *priv) } } +void gfar_start(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + struct gfar *regs = priv->regs; + u32 tempval; + + /* Enable Rx and Tx in MACCFG1 */ + tempval = gfar_read(®s->maccfg1); + tempval |= (MACCFG1_RX_EN | MACCFG1_TX_EN); + gfar_write(®s->maccfg1, tempval); + + /* Initialize DMACTRL to have WWR and WOP */ + tempval = gfar_read(&priv->regs->dmactrl); + tempval |= DMACTRL_INIT_SETTINGS; + gfar_write(&priv->regs->dmactrl, tempval); + + /* Clear THLT, so that the DMA starts polling now */ + gfar_write(®s->tstat, TSTAT_CLEAR_THALT); + + /* Make sure we aren't stopped */ + tempval = gfar_read(&priv->regs->dmactrl); + tempval &= ~(DMACTRL_GRS | DMACTRL_GTS); + gfar_write(&priv->regs->dmactrl, tempval); + + /* Unmask the interrupts we look for */ + gfar_write(®s->imask, IMASK_DEFAULT); +} + /* Bring the controller up and running */ int startup_gfar(struct net_device *dev) { @@ -630,33 +736,34 @@ int startup_gfar(struct net_device *dev) int i; struct gfar_private *priv = netdev_priv(dev); struct gfar *regs = priv->regs; - u32 tempval; int err = 0; + u32 rctrl = 0; gfar_write(®s->imask, IMASK_INIT_CLEAR); /* Allocate memory for the buffer descriptors */ - vaddr = (unsigned long) dma_alloc_coherent(NULL, + vaddr = (unsigned long) dma_alloc_coherent(NULL, sizeof (struct txbd8) * priv->tx_ring_size + sizeof (struct rxbd8) * priv->rx_ring_size, &addr, GFP_KERNEL); if (vaddr == 0) { - printk(KERN_ERR "%s: Could not allocate buffer descriptors!\n", - dev->name); + if (netif_msg_ifup(priv)) + printk(KERN_ERR "%s: Could not allocate buffer descriptors!\n", + dev->name); return -ENOMEM; } priv->tx_bd_base = (struct txbd8 *) vaddr; /* enet DMA only understands physical addresses */ - gfar_write(®s->tbase, addr); + gfar_write(®s->tbase0, addr); /* Start the rx descriptor ring where the tx ring leaves off */ addr = addr + sizeof (struct txbd8) * priv->tx_ring_size; vaddr = vaddr + sizeof (struct txbd8) * priv->tx_ring_size; priv->rx_bd_base = (struct rxbd8 *) vaddr; - gfar_write(®s->rbase, addr); + gfar_write(®s->rbase0, addr); /* Setup the skbuff rings */ priv->tx_skbuff = @@ -664,8 +771,9 @@ int startup_gfar(struct net_device *dev) priv->tx_ring_size, GFP_KERNEL); if (priv->tx_skbuff == NULL) { - printk(KERN_ERR "%s: Could not allocate tx_skbuff\n", - dev->name); + if (netif_msg_ifup(priv)) + printk(KERN_ERR "%s: Could not allocate tx_skbuff\n", + dev->name); err = -ENOMEM; goto tx_skb_fail; } @@ -678,8 +786,9 @@ int startup_gfar(struct net_device *dev) priv->rx_ring_size, GFP_KERNEL); if (priv->rx_skbuff == NULL) { - printk(KERN_ERR "%s: Could not allocate rx_skbuff\n", - dev->name); + if (netif_msg_ifup(priv)) + printk(KERN_ERR "%s: Could not allocate rx_skbuff\n", + dev->name); err = -ENOMEM; goto rx_skb_fail; } @@ -726,12 +835,13 @@ int startup_gfar(struct net_device *dev) /* If the device has multiple interrupts, register for * them. Otherwise, only register for the one */ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) { - /* Install our interrupt handlers for Error, + /* Install our interrupt handlers for Error, * Transmit, and Receive */ if (request_irq(priv->interruptError, gfar_error, 0, "enet_error", dev) < 0) { - printk(KERN_ERR "%s: Can't get IRQ %d\n", - dev->name, priv->interruptError); + if (netif_msg_intr(priv)) + printk(KERN_ERR "%s: Can't get IRQ %d\n", + dev->name, priv->interruptError); err = -1; goto err_irq_fail; @@ -739,8 +849,9 @@ int startup_gfar(struct net_device *dev) if (request_irq(priv->interruptTransmit, gfar_transmit, 0, "enet_tx", dev) < 0) { - printk(KERN_ERR "%s: Can't get IRQ %d\n", - dev->name, priv->interruptTransmit); + if (netif_msg_intr(priv)) + printk(KERN_ERR "%s: Can't get IRQ %d\n", + dev->name, priv->interruptTransmit); err = -1; @@ -749,8 +860,9 @@ int startup_gfar(struct net_device *dev) if (request_irq(priv->interruptReceive, gfar_receive, 0, "enet_rx", dev) < 0) { - printk(KERN_ERR "%s: Can't get IRQ %d (receive0)\n", - dev->name, priv->interruptReceive); + if (netif_msg_intr(priv)) + printk(KERN_ERR "%s: Can't get IRQ %d (receive0)\n", + dev->name, priv->interruptReceive); err = -1; goto rx_irq_fail; @@ -758,8 +870,9 @@ int startup_gfar(struct net_device *dev) } else { if (request_irq(priv->interruptTransmit, gfar_interrupt, 0, "gfar_interrupt", dev) < 0) { - printk(KERN_ERR "%s: Can't get IRQ %d\n", - dev->name, priv->interruptError); + if (netif_msg_intr(priv)) + printk(KERN_ERR "%s: Can't get IRQ %d\n", + dev->name, priv->interruptError); err = -1; goto err_irq_fail; @@ -787,28 +900,22 @@ int startup_gfar(struct net_device *dev) else gfar_write(®s->rxic, 0); - init_waitqueue_head(&priv->rxcleanupq); + if (priv->rx_csum_enable) + rctrl |= RCTRL_CHECKSUMMING; - /* Enable Rx and Tx in MACCFG1 */ - tempval = gfar_read(®s->maccfg1); - tempval |= (MACCFG1_RX_EN | MACCFG1_TX_EN); - gfar_write(®s->maccfg1, tempval); + if (priv->extended_hash) + rctrl |= RCTRL_EXTHASH; - /* Initialize DMACTRL to have WWR and WOP */ - tempval = gfar_read(&priv->regs->dmactrl); - tempval |= DMACTRL_INIT_SETTINGS; - gfar_write(&priv->regs->dmactrl, tempval); + if (priv->vlan_enable) + rctrl |= RCTRL_VLAN; - /* Clear THLT, so that the DMA starts polling now */ - gfar_write(®s->tstat, TSTAT_CLEAR_THALT); + /* Init rctrl based on our settings */ + gfar_write(&priv->regs->rctrl, rctrl); - /* Make sure we aren't stopped */ - tempval = gfar_read(&priv->regs->dmactrl); - tempval &= ~(DMACTRL_GRS | DMACTRL_GTS); - gfar_write(&priv->regs->dmactrl, tempval); + if (dev->features & NETIF_F_IP_CSUM) + gfar_write(&priv->regs->tctrl, TCTRL_INIT_CSUM); - /* Unmask the interrupts we look for */ - gfar_write(®s->imask, IMASK_DEFAULT); + gfar_start(dev); return 0; @@ -824,7 +931,7 @@ tx_skb_fail: sizeof(struct txbd8)*priv->tx_ring_size + sizeof(struct rxbd8)*priv->rx_ring_size, priv->tx_bd_base, - gfar_read(®s->tbase)); + gfar_read(®s->tbase0)); if (priv->mii_info->phyinfo->close) priv->mii_info->phyinfo->close(priv->mii_info); @@ -857,11 +964,62 @@ static int gfar_enet_open(struct net_device *dev) return err; } +static struct txfcb *gfar_add_fcb(struct sk_buff *skb, struct txbd8 *bdp) +{ + struct txfcb *fcb = (struct txfcb *)skb_push (skb, GMAC_FCB_LEN); + + memset(fcb, 0, GMAC_FCB_LEN); + + /* Flag the bd so the controller looks for the FCB */ + bdp->status |= TXBD_TOE; + + return fcb; +} + +static inline void gfar_tx_checksum(struct sk_buff *skb, struct txfcb *fcb) +{ + int len; + + /* If we're here, it's a IP packet with a TCP or UDP + * payload. We set it to checksum, using a pseudo-header + * we provide + */ + fcb->ip = 1; + fcb->tup = 1; + fcb->ctu = 1; + fcb->nph = 1; + + /* Notify the controller what the protocol is */ + if (skb->nh.iph->protocol == IPPROTO_UDP) + fcb->udp = 1; + + /* l3os is the distance between the start of the + * frame (skb->data) and the start of the IP hdr. + * l4os is the distance between the start of the + * l3 hdr and the l4 hdr */ + fcb->l3os = (u16)(skb->nh.raw - skb->data - GMAC_FCB_LEN); + fcb->l4os = (u16)(skb->h.raw - skb->nh.raw); + + len = skb->nh.iph->tot_len - fcb->l4os; + + /* Provide the pseudoheader csum */ + fcb->phcs = ~csum_tcpudp_magic(skb->nh.iph->saddr, + skb->nh.iph->daddr, len, + skb->nh.iph->protocol, 0); +} + +void gfar_tx_vlan(struct sk_buff *skb, struct txfcb *fcb) +{ + fcb->vln = 1; + fcb->vlctl = vlan_tx_tag_get(skb); +} + /* This is called by the kernel when a frame is ready for transmission. */ /* It is pointed to by the dev->hard_start_xmit function pointer */ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct gfar_private *priv = netdev_priv(dev); + struct txfcb *fcb = NULL; struct txbd8 *txbdp; /* Update transmit stats */ @@ -876,9 +1034,24 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Clear all but the WRAP status flags */ txbdp->status &= TXBD_WRAP; + /* Set up checksumming */ + if ((dev->features & NETIF_F_IP_CSUM) + && (CHECKSUM_HW == skb->ip_summed)) { + fcb = gfar_add_fcb(skb, txbdp); + gfar_tx_checksum(skb, fcb); + } + + if (priv->vlan_enable && + unlikely(priv->vlgrp && vlan_tx_tag_present(skb))) { + if (NULL == fcb) + fcb = gfar_add_fcb(skb, txbdp); + + gfar_tx_vlan(skb, fcb); + } + /* Set buffer length and pointer */ txbdp->length = skb->len; - txbdp->bufPtr = dma_map_single(NULL, skb->data, + txbdp->bufPtr = dma_map_single(NULL, skb->data, skb->len, DMA_TO_DEVICE); /* Save the skb pointer so we can free it later */ @@ -972,15 +1145,78 @@ int gfar_set_mac_address(struct net_device *dev) } +/* Enables and disables VLAN insertion/extraction */ +static void gfar_vlan_rx_register(struct net_device *dev, + struct vlan_group *grp) +{ + struct gfar_private *priv = netdev_priv(dev); + unsigned long flags; + u32 tempval; + + spin_lock_irqsave(&priv->lock, flags); + + priv->vlgrp = grp; + + if (grp) { + /* Enable VLAN tag insertion */ + tempval = gfar_read(&priv->regs->tctrl); + tempval |= TCTRL_VLINS; + + gfar_write(&priv->regs->tctrl, tempval); + + /* Enable VLAN tag extraction */ + tempval = gfar_read(&priv->regs->rctrl); + tempval |= RCTRL_VLEX; + gfar_write(&priv->regs->rctrl, tempval); + } else { + /* Disable VLAN tag insertion */ + tempval = gfar_read(&priv->regs->tctrl); + tempval &= ~TCTRL_VLINS; + gfar_write(&priv->regs->tctrl, tempval); + + /* Disable VLAN tag extraction */ + tempval = gfar_read(&priv->regs->rctrl); + tempval &= ~RCTRL_VLEX; + gfar_write(&priv->regs->rctrl, tempval); + } + + spin_unlock_irqrestore(&priv->lock, flags); +} + + +static void gfar_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) +{ + struct gfar_private *priv = netdev_priv(dev); + unsigned long flags; + + spin_lock_irqsave(&priv->lock, flags); + + if (priv->vlgrp) + priv->vlgrp->vlan_devices[vid] = NULL; + + spin_unlock_irqrestore(&priv->lock, flags); +} + + static int gfar_change_mtu(struct net_device *dev, int new_mtu) { int tempsize, tempval; struct gfar_private *priv = netdev_priv(dev); int oldsize = priv->rx_buffer_size; - int frame_size = new_mtu + 18; + int frame_size = new_mtu + ETH_HLEN; + + if (priv->vlan_enable) + frame_size += VLAN_ETH_HLEN; + + if (gfar_uses_fcb(priv)) + frame_size += GMAC_FCB_LEN; + + frame_size += priv->padding; if ((frame_size < 64) || (frame_size > JUMBO_FRAME_SIZE)) { - printk(KERN_ERR "%s: Invalid MTU setting\n", dev->name); + if (netif_msg_drv(priv)) + printk(KERN_ERR "%s: Invalid MTU setting\n", + dev->name); return -EINVAL; } @@ -1120,7 +1356,7 @@ struct sk_buff * gfar_new_skb(struct net_device *dev, struct rxbd8 *bdp) skb->dev = dev; bdp->bufPtr = dma_map_single(NULL, skb->data, - priv->rx_buffer_size + RXBUF_ALIGNMENT, + priv->rx_buffer_size + RXBUF_ALIGNMENT, DMA_FROM_DEVICE); bdp->length = 0; @@ -1190,11 +1426,10 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) __netif_rx_schedule(dev); } else { -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: receive called twice (%x)[%x]\n", - dev->name, gfar_read(&priv->regs->ievent), - gfar_read(&priv->regs->imask)); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: receive called twice (%x)[%x]\n", + dev->name, gfar_read(&priv->regs->ievent), + gfar_read(&priv->regs->imask)); } #else @@ -1209,15 +1444,43 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) else gfar_write(&priv->regs->rxic, 0); - /* Just in case we need to wake the ring param changer */ - priv->rxclean = 1; - spin_unlock(&priv->lock); #endif return IRQ_HANDLED; } +static inline int gfar_rx_vlan(struct sk_buff *skb, + struct vlan_group *vlgrp, unsigned short vlctl) +{ +#ifdef CONFIG_GFAR_NAPI + return vlan_hwaccel_receive_skb(skb, vlgrp, vlctl); +#else + return vlan_hwaccel_rx(skb, vlgrp, vlctl); +#endif +} + +static inline void gfar_rx_checksum(struct sk_buff *skb, struct rxfcb *fcb) +{ + /* If valid headers were found, and valid sums + * were verified, then we tell the kernel that no + * checksumming is necessary. Otherwise, it is */ + if (fcb->cip && !fcb->eip && fcb->ctu && !fcb->etu) + skb->ip_summed = CHECKSUM_UNNECESSARY; + else + skb->ip_summed = CHECKSUM_NONE; +} + + +static inline struct rxfcb *gfar_get_fcb(struct sk_buff *skb) +{ + struct rxfcb *fcb = (struct rxfcb *)skb->data; + + /* Remove the FCB from the skb */ + skb_pull(skb, GMAC_FCB_LEN); + + return fcb; +} /* gfar_process_frame() -- handle one incoming packet if skb * isn't NULL. */ @@ -1225,35 +1488,51 @@ static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int length) { struct gfar_private *priv = netdev_priv(dev); + struct rxfcb *fcb = NULL; if (skb == NULL) { -#ifdef BRIEF_GFAR_ERRORS - printk(KERN_WARNING "%s: Missing skb!!.\n", - dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_WARNING "%s: Missing skb!!.\n", dev->name); priv->stats.rx_dropped++; priv->extra_stats.rx_skbmissing++; } else { + int ret; + /* Prep the skb for the packet */ skb_put(skb, length); + /* Grab the FCB if there is one */ + if (gfar_uses_fcb(priv)) + fcb = gfar_get_fcb(skb); + + /* Remove the padded bytes, if there are any */ + if (priv->padding) + skb_pull(skb, priv->padding); + + if (priv->rx_csum_enable) + gfar_rx_checksum(skb, fcb); + /* Tell the skb what kind of packet this is */ skb->protocol = eth_type_trans(skb, dev); /* Send the packet up the stack */ - if (RECEIVE(skb) == NET_RX_DROP) { + if (unlikely(priv->vlgrp && fcb->vln)) + ret = gfar_rx_vlan(skb, priv->vlgrp, fcb->vlctl); + else + ret = RECEIVE(skb); + + if (NET_RX_DROP == ret) priv->extra_stats.kernel_dropped++; - } } return 0; } /* gfar_clean_rx_ring() -- Processes each frame in the rx ring - * until the budget/quota has been reached. Returns the number + * until the budget/quota has been reached. Returns the number * of frames handled */ -static int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) +int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) { struct rxbd8 *bdp; struct sk_buff *skb; @@ -1355,9 +1634,6 @@ static int gfar_poll(struct net_device *dev, int *budget) mk_ic_value(priv->rxcount, priv->rxtime)); else gfar_write(&priv->regs->rxic, 0); - - /* Signal to the ring size changer that it's safe to go */ - priv->rxclean = 1; } return (rx_work_limit < 0) ? 1 : 0; @@ -1393,10 +1669,8 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs) if (events & IEVENT_CRL) priv->stats.tx_aborted_errors++; if (events & IEVENT_XFUN) { -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_WARNING "%s: tx underrun. dropped packet\n", - dev->name); -#endif + if (netif_msg_tx_err(priv)) + printk(KERN_WARNING "%s: tx underrun. dropped packet\n", dev->name); priv->stats.tx_dropped++; priv->extra_stats.tx_underrun++; @@ -1415,36 +1689,30 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs) gfar_write(&priv->regs->rstat, RSTAT_CLEAR_RHALT); #endif -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: busy error (rhalt: %x)\n", dev->name, - gfar_read(&priv->regs->rstat)); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: busy error (rhalt: %x)\n", + dev->name, + gfar_read(&priv->regs->rstat)); } if (events & IEVENT_BABR) { priv->stats.rx_errors++; priv->extra_stats.rx_babr++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: babbling error\n", dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: babbling error\n", dev->name); } if (events & IEVENT_EBERR) { priv->extra_stats.eberr++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: EBERR\n", dev->name); -#endif - } - if (events & IEVENT_RXC) { -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: control frame\n", dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: EBERR\n", dev->name); } + if ((events & IEVENT_RXC) && (netif_msg_rx_err(priv))) + printk(KERN_DEBUG "%s: control frame\n", dev->name); if (events & IEVENT_BABT) { priv->extra_stats.tx_babt++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: babt error\n", dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: babt error\n", dev->name); } return IRQ_HANDLED; @@ -1510,7 +1778,7 @@ static void gfar_phy_timer(unsigned long data) * If, after GFAR_AN_TIMEOUT seconds, it has not * finished, we switch to forced. * Either way, once the process has completed, we either - * request the interrupt, or switch the timer over to + * request the interrupt, or switch the timer over to * using gfar_phy_timer to check status */ static void gfar_phy_startup_timer(unsigned long data) { @@ -1535,8 +1803,9 @@ static void gfar_phy_startup_timer(unsigned long data) /* Forcing failed! Give up */ if(result) { - printk(KERN_ERR "%s: Forcing failed!\n", - mii_info->dev->name); + if (netif_msg_link(priv)) + printk(KERN_ERR "%s: Forcing failed!\n", + mii_info->dev->name); return; } } @@ -1546,16 +1815,17 @@ static void gfar_phy_startup_timer(unsigned long data) /* Grab the PHY interrupt, if necessary/possible */ if (priv->einfo->board_flags & FSL_GIANFAR_BRD_HAS_PHY_INTR) { - if (request_irq(priv->einfo->interruptPHY, + if (request_irq(priv->einfo->interruptPHY, phy_interrupt, - SA_SHIRQ, - "phy_interrupt", + SA_SHIRQ, + "phy_interrupt", mii_info->dev) < 0) { - printk(KERN_ERR "%s: Can't get IRQ %d (PHY)\n", - mii_info->dev->name, + if (netif_msg_intr(priv)) + printk(KERN_ERR "%s: Can't get IRQ %d (PHY)\n", + mii_info->dev->name, priv->einfo->interruptPHY); } else { - mii_configure_phy_interrupt(priv->mii_info, + mii_configure_phy_interrupt(priv->mii_info, MII_INTERRUPT_ENABLED); return; } @@ -1592,15 +1862,17 @@ static void adjust_link(struct net_device *dev) tempval &= ~(MACCFG2_FULL_DUPLEX); gfar_write(®s->maccfg2, tempval); - printk(KERN_INFO "%s: Half Duplex\n", - dev->name); + if (netif_msg_link(priv)) + printk(KERN_INFO "%s: Half Duplex\n", + dev->name); } else { tempval = gfar_read(®s->maccfg2); tempval |= MACCFG2_FULL_DUPLEX; gfar_write(®s->maccfg2, tempval); - printk(KERN_INFO "%s: Full Duplex\n", - dev->name); + if (netif_msg_link(priv)) + printk(KERN_INFO "%s: Full Duplex\n", + dev->name); } priv->oldduplex = mii_info->duplex; @@ -1622,27 +1894,32 @@ static void adjust_link(struct net_device *dev) gfar_write(®s->maccfg2, tempval); break; default: - printk(KERN_WARNING - "%s: Ack! Speed (%d) is not 10/100/1000!\n", - dev->name, mii_info->speed); + if (netif_msg_link(priv)) + printk(KERN_WARNING + "%s: Ack! Speed (%d) is not 10/100/1000!\n", + dev->name, mii_info->speed); break; } - printk(KERN_INFO "%s: Speed %dBT\n", dev->name, - mii_info->speed); + if (netif_msg_link(priv)) + printk(KERN_INFO "%s: Speed %dBT\n", dev->name, + mii_info->speed); priv->oldspeed = mii_info->speed; } if (!priv->oldlink) { - printk(KERN_INFO "%s: Link is up\n", dev->name); + if (netif_msg_link(priv)) + printk(KERN_INFO "%s: Link is up\n", dev->name); priv->oldlink = 1; netif_carrier_on(dev); netif_schedule(dev); } } else { if (priv->oldlink) { - printk(KERN_INFO "%s: Link is down\n", dev->name); + if (netif_msg_link(priv)) + printk(KERN_INFO "%s: Link is down\n", + dev->name); priv->oldlink = 0; priv->oldspeed = 0; priv->oldduplex = -1; @@ -1664,8 +1941,9 @@ static void gfar_set_multi(struct net_device *dev) u32 tempval; if(dev->flags & IFF_PROMISC) { - printk(KERN_INFO "%s: Entering promiscuous mode.\n", - dev->name); + if (netif_msg_drv(priv)) + printk(KERN_INFO "%s: Entering promiscuous mode.\n", + dev->name); /* Set RCTRL to PROM */ tempval = gfar_read(®s->rctrl); tempval |= RCTRL_PROM; @@ -1679,6 +1957,14 @@ static void gfar_set_multi(struct net_device *dev) if(dev->flags & IFF_ALLMULTI) { /* Set the hash to rx all multicast frames */ + gfar_write(®s->igaddr0, 0xffffffff); + gfar_write(®s->igaddr1, 0xffffffff); + gfar_write(®s->igaddr2, 0xffffffff); + gfar_write(®s->igaddr3, 0xffffffff); + gfar_write(®s->igaddr4, 0xffffffff); + gfar_write(®s->igaddr5, 0xffffffff); + gfar_write(®s->igaddr6, 0xffffffff); + gfar_write(®s->igaddr7, 0xffffffff); gfar_write(®s->gaddr0, 0xffffffff); gfar_write(®s->gaddr1, 0xffffffff); gfar_write(®s->gaddr2, 0xffffffff); @@ -1689,6 +1975,14 @@ static void gfar_set_multi(struct net_device *dev) gfar_write(®s->gaddr7, 0xffffffff); } else { /* zero out the hash */ + gfar_write(®s->igaddr0, 0x0); + gfar_write(®s->igaddr1, 0x0); + gfar_write(®s->igaddr2, 0x0); + gfar_write(®s->igaddr3, 0x0); + gfar_write(®s->igaddr4, 0x0); + gfar_write(®s->igaddr5, 0x0); + gfar_write(®s->igaddr6, 0x0); + gfar_write(®s->igaddr7, 0x0); gfar_write(®s->gaddr0, 0x0); gfar_write(®s->gaddr1, 0x0); gfar_write(®s->gaddr2, 0x0); @@ -1727,16 +2021,15 @@ static void gfar_set_hash_for_addr(struct net_device *dev, u8 *addr) { u32 tempval; struct gfar_private *priv = netdev_priv(dev); - struct gfar *regs = priv->regs; - u32 *hash = ®s->gaddr0; u32 result = ether_crc(MAC_ADDR_LEN, addr); - u8 whichreg = ((result >> 29) & 0x7); - u8 whichbit = ((result >> 24) & 0x1f); + int width = priv->hash_width; + u8 whichbit = (result >> (32 - width)) & 0x1f; + u8 whichreg = result >> (32 - width + 5); u32 value = (1 << (31-whichbit)); - tempval = gfar_read(&hash[whichreg]); + tempval = gfar_read(priv->hash_regs[whichreg]); tempval |= value; - gfar_write(&hash[whichreg], tempval); + gfar_write(priv->hash_regs[whichreg], tempval); return; } @@ -1754,10 +2047,9 @@ static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs) gfar_write(&priv->regs->ievent, IEVENT_ERR_MASK); /* Hmm... */ -#if defined (BRIEF_GFAR_ERRORS) || defined (VERBOSE_GFAR_ERRORS) - printk(KERN_DEBUG "%s: error interrupt (ievent=0x%08x imask=0x%08x)\n", - dev->name, events, gfar_read(&priv->regs->imask)); -#endif + if (netif_msg_rx_err(priv) || netif_msg_tx_err(priv)) + printk(KERN_DEBUG "%s: error interrupt (ievent=0x%08x imask=0x%08x)\n", + dev->name, events, gfar_read(&priv->regs->imask)); /* Update the error counters */ if (events & IEVENT_TXE) { @@ -1768,19 +2060,17 @@ static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs) if (events & IEVENT_CRL) priv->stats.tx_aborted_errors++; if (events & IEVENT_XFUN) { -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: underrun. packet dropped.\n", - dev->name); -#endif + if (netif_msg_tx_err(priv)) + printk(KERN_DEBUG "%s: underrun. packet dropped.\n", + dev->name); priv->stats.tx_dropped++; priv->extra_stats.tx_underrun++; /* Reactivate the Tx Queues */ gfar_write(&priv->regs->tstat, TSTAT_CLEAR_THALT); } -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: Transmit Error\n", dev->name); -#endif + if (netif_msg_tx_err(priv)) + printk(KERN_DEBUG "%s: Transmit Error\n", dev->name); } if (events & IEVENT_BSY) { priv->stats.rx_errors++; @@ -1793,35 +2083,31 @@ static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs) gfar_write(&priv->regs->rstat, RSTAT_CLEAR_RHALT); #endif -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: busy error (rhalt: %x)\n", dev->name, - gfar_read(&priv->regs->rstat)); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: busy error (rhalt: %x)\n", + dev->name, + gfar_read(&priv->regs->rstat)); } if (events & IEVENT_BABR) { priv->stats.rx_errors++; priv->extra_stats.rx_babr++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: babbling error\n", dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: babbling error\n", dev->name); } if (events & IEVENT_EBERR) { priv->extra_stats.eberr++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: EBERR\n", dev->name); -#endif + if (netif_msg_rx_err(priv)) + printk(KERN_DEBUG "%s: EBERR\n", dev->name); } - if (events & IEVENT_RXC) -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: control frame\n", dev->name); -#endif + if ((events & IEVENT_RXC) && netif_msg_rx_status(priv)) + if (netif_msg_rx_status(priv)) + printk(KERN_DEBUG "%s: control frame\n", dev->name); if (events & IEVENT_BABT) { priv->extra_stats.tx_babt++; -#ifdef VERBOSE_GFAR_ERRORS - printk(KERN_DEBUG "%s: babt error\n", dev->name); -#endif + if (netif_msg_tx_err(priv)) + printk(KERN_DEBUG "%s: babt error\n", dev->name); } return IRQ_HANDLED; } diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h index c2f783a..28af087 100644 --- a/drivers/net/gianfar.h +++ b/drivers/net/gianfar.h @@ -1,4 +1,4 @@ -/* +/* * drivers/net/gianfar.h * * Gianfar Ethernet Driver @@ -53,6 +53,12 @@ /* The maximum number of packets to be handled in one call of gfar_poll */ #define GFAR_DEV_WEIGHT 64 +/* Length for FCB */ +#define GMAC_FCB_LEN 8 + +/* Default padding amount */ +#define DEFAULT_PADDING 2 + /* Number of bytes to align the rx bufs to */ #define RXBUF_ALIGNMENT 64 @@ -91,7 +97,7 @@ extern const char gfar_driver_version[]; #define JUMBO_FRAME_SIZE 9600 /* Latency of interface clock in nanoseconds */ -/* Interface clock latency , in this case, means the +/* Interface clock latency , in this case, means the * time described by a value of 1 in the interrupt * coalescing registers' time fields. Since those fields * refer to the time it takes for 64 clocks to pass, the @@ -166,9 +172,28 @@ extern const char gfar_driver_version[]; mk_ic_icft(count) | \ mk_ic_ictt(time)) +#define RCTRL_PAL_MASK 0x001f0000 +#define RCTRL_VLEX 0x00002000 +#define RCTRL_FILREN 0x00001000 +#define RCTRL_GHTX 0x00000400 +#define RCTRL_IPCSEN 0x00000200 +#define RCTRL_TUCSEN 0x00000100 +#define RCTRL_PRSDEP_MASK 0x000000c0 +#define RCTRL_PRSDEP_INIT 0x000000c0 #define RCTRL_PROM 0x00000008 +#define RCTRL_CHECKSUMMING (RCTRL_IPCSEN \ + | RCTRL_TUCSEN | RCTRL_PRSDEP_INIT) +#define RCTRL_EXTHASH (RCTRL_GHTX) +#define RCTRL_VLAN (RCTRL_PRSDEP_INIT) + + #define RSTAT_CLEAR_RHALT 0x00800000 +#define TCTRL_IPCSEN 0x00004000 +#define TCTRL_TUCSEN 0x00002000 +#define TCTRL_VLINS 0x00001000 +#define TCTRL_INIT_CSUM (TCTRL_TUCSEN | TCTRL_IPCSEN) + #define IEVENT_INIT_CLEAR 0xffffffff #define IEVENT_BABR 0x80000000 #define IEVENT_RXC 0x40000000 @@ -187,12 +212,16 @@ extern const char gfar_driver_version[]; #define IEVENT_RXB0 0x00008000 #define IEVENT_GRSC 0x00000100 #define IEVENT_RXF0 0x00000080 +#define IEVENT_FIR 0x00000008 +#define IEVENT_FIQ 0x00000004 +#define IEVENT_DPE 0x00000002 +#define IEVENT_PERR 0x00000001 #define IEVENT_RX_MASK (IEVENT_RXB0 | IEVENT_RXF0) #define IEVENT_TX_MASK (IEVENT_TXB | IEVENT_TXF) #define IEVENT_ERR_MASK \ (IEVENT_RXC | IEVENT_BSY | IEVENT_EBERR | IEVENT_MSRO | \ IEVENT_BABT | IEVENT_TXC | IEVENT_TXE | IEVENT_LC \ - | IEVENT_CRL | IEVENT_XFUN) + | IEVENT_CRL | IEVENT_XFUN | IEVENT_DPE | IEVENT_PERR) #define IMASK_INIT_CLEAR 0x00000000 #define IMASK_BABR 0x80000000 @@ -212,10 +241,15 @@ extern const char gfar_driver_version[]; #define IMASK_RXB0 0x00008000 #define IMASK_GTSC 0x00000100 #define IMASK_RXFEN0 0x00000080 +#define IMASK_FIR 0x00000008 +#define IMASK_FIQ 0x00000004 +#define IMASK_DPE 0x00000002 +#define IMASK_PERR 0x00000001 #define IMASK_RX_DISABLED ~(IMASK_RXFEN0 | IMASK_BSY) #define IMASK_DEFAULT (IMASK_TXEEN | IMASK_TXFEN | IMASK_TXBEN | \ IMASK_RXFEN0 | IMASK_BSY | IMASK_EBERR | IMASK_BABR | \ - IMASK_XFUN | IMASK_RXC | IMASK_BABT) + IMASK_XFUN | IMASK_RXC | IMASK_BABT | IMASK_DPE \ + | IMASK_PERR) /* Attribute fields */ @@ -254,6 +288,18 @@ extern const char gfar_driver_version[]; #define TXBD_RETRYLIMIT 0x0040 #define TXBD_RETRYCOUNTMASK 0x003c #define TXBD_UNDERRUN 0x0002 +#define TXBD_TOE 0x0002 + +/* Tx FCB param bits */ +#define TXFCB_VLN 0x80 +#define TXFCB_IP 0x40 +#define TXFCB_IP6 0x20 +#define TXFCB_TUP 0x10 +#define TXFCB_UDP 0x08 +#define TXFCB_CIP 0x04 +#define TXFCB_CTU 0x02 +#define TXFCB_NPH 0x01 +#define TXFCB_DEFAULT (TXFCB_IP|TXFCB_TUP|TXFCB_CTU|TXFCB_NPH) /* RxBD status field bits */ #define RXBD_EMPTY 0x8000 @@ -273,6 +319,18 @@ extern const char gfar_driver_version[]; #define RXBD_TRUNCATED 0x0001 #define RXBD_STATS 0x01ff +/* Rx FCB status field bits */ +#define RXFCB_VLN 0x8000 +#define RXFCB_IP 0x4000 +#define RXFCB_IP6 0x2000 +#define RXFCB_TUP 0x1000 +#define RXFCB_CIP 0x0800 +#define RXFCB_CTU 0x0400 +#define RXFCB_EIP 0x0200 +#define RXFCB_ETU 0x0100 +#define RXFCB_PERR_MASK 0x000c +#define RXFCB_PERR_BADL3 0x0008 + struct txbd8 { u16 status; /* Status Fields */ @@ -280,6 +338,22 @@ struct txbd8 u32 bufPtr; /* Buffer Pointer */ }; +struct txfcb { + u8 vln:1, + ip:1, + ip6:1, + tup:1, + udp:1, + cip:1, + ctu:1, + nph:1; + u8 reserved; + u8 l4os; /* Level 4 Header Offset */ + u8 l3os; /* Level 3 Header Offset */ + u16 phcs; /* Pseudo-header Checksum */ + u16 vlctl; /* VLAN control word */ +}; + struct rxbd8 { u16 status; /* Status Fields */ @@ -287,6 +361,21 @@ struct rxbd8 u32 bufPtr; /* Buffer Pointer */ }; +struct rxfcb { + u16 vln:1, + ip:1, + ip6:1, + tup:1, + cip:1, + ctu:1, + eip:1, + etu:1; + u8 rq; /* Receive Queue index */ + u8 pro; /* Layer 4 Protocol */ + u16 reserved; + u16 vlctl; /* VLAN control word */ +}; + struct rmon_mib { u32 tr64; /* 0x.680 - Transmit and Receive 64-byte Frame Counter */ @@ -371,90 +460,191 @@ struct gfar_stats { struct gfar { - u8 res1[16]; - u32 ievent; /* 0x.010 - Interrupt Event Register */ - u32 imask; /* 0x.014 - Interrupt Mask Register */ - u32 edis; /* 0x.018 - Error Disabled Register */ + u32 tsec_id; /* 0x.000 - Controller ID register */ + u8 res1[12]; + u32 ievent; /* 0x.010 - Interrupt Event Register */ + u32 imask; /* 0x.014 - Interrupt Mask Register */ + u32 edis; /* 0x.018 - Error Disabled Register */ u8 res2[4]; - u32 ecntrl; /* 0x.020 - Ethernet Control Register */ - u32 minflr; /* 0x.024 - Minimum Frame Length Register */ - u32 ptv; /* 0x.028 - Pause Time Value Register */ - u32 dmactrl; /* 0x.02c - DMA Control Register */ - u32 tbipa; /* 0x.030 - TBI PHY Address Register */ + u32 ecntrl; /* 0x.020 - Ethernet Control Register */ + u32 minflr; /* 0x.024 - Minimum Frame Length Register */ + u32 ptv; /* 0x.028 - Pause Time Value Register */ + u32 dmactrl; /* 0x.02c - DMA Control Register */ + u32 tbipa; /* 0x.030 - TBI PHY Address Register */ u8 res3[88]; - u32 fifo_tx_thr; /* 0x.08c - FIFO transmit threshold register */ + u32 fifo_tx_thr; /* 0x.08c - FIFO transmit threshold register */ u8 res4[8]; - u32 fifo_tx_starve; /* 0x.098 - FIFO transmit starve register */ + u32 fifo_tx_starve; /* 0x.098 - FIFO transmit starve register */ u32 fifo_tx_starve_shutoff; /* 0x.09c - FIFO transmit starve shutoff register */ - u8 res5[96]; - u32 tctrl; /* 0x.100 - Transmit Control Register */ - u32 tstat; /* 0x.104 - Transmit Status Register */ - u8 res6[4]; - u32 tbdlen; /* 0x.10c - Transmit Buffer Descriptor Data Length Register */ - u32 txic; /* 0x.110 - Transmit Interrupt Coalescing Configuration Register */ - u8 res7[16]; - u32 ctbptr; /* 0x.124 - Current Transmit Buffer Descriptor Pointer Register */ - u8 res8[92]; - u32 tbptr; /* 0x.184 - Transmit Buffer Descriptor Pointer Low Register */ - u8 res9[124]; - u32 tbase; /* 0x.204 - Transmit Descriptor Base Address Register */ - u8 res10[168]; - u32 ostbd; /* 0x.2b0 - Out-of-Sequence Transmit Buffer Descriptor Register */ - u32 ostbdp; /* 0x.2b4 - Out-of-Sequence Transmit Data Buffer Pointer Register */ - u8 res11[72]; - u32 rctrl; /* 0x.300 - Receive Control Register */ - u32 rstat; /* 0x.304 - Receive Status Register */ - u8 res12[4]; - u32 rbdlen; /* 0x.30c - RxBD Data Length Register */ - u32 rxic; /* 0x.310 - Receive Interrupt Coalescing Configuration Register */ - u8 res13[16]; - u32 crbptr; /* 0x.324 - Current Receive Buffer Descriptor Pointer */ - u8 res14[24]; - u32 mrblr; /* 0x.340 - Maximum Receive Buffer Length Register */ - u8 res15[64]; - u32 rbptr; /* 0x.384 - Receive Buffer Descriptor Pointer */ - u8 res16[124]; - u32 rbase; /* 0x.404 - Receive Descriptor Base Address */ - u8 res17[248]; - u32 maccfg1; /* 0x.500 - MAC Configuration 1 Register */ - u32 maccfg2; /* 0x.504 - MAC Configuration 2 Register */ - u32 ipgifg; /* 0x.508 - Inter Packet Gap/Inter Frame Gap Register */ - u32 hafdup; /* 0x.50c - Half Duplex Register */ - u32 maxfrm; /* 0x.510 - Maximum Frame Length Register */ + u8 res5[4]; + u32 fifo_rx_pause; /* 0x.0a4 - FIFO receive pause threshold register */ + u32 fifo_rx_alarm; /* 0x.0a8 - FIFO receive alarm threshold register */ + u8 res6[84]; + u32 tctrl; /* 0x.100 - Transmit Control Register */ + u32 tstat; /* 0x.104 - Transmit Status Register */ + u32 dfvlan; /* 0x.108 - Default VLAN Control word */ + u32 tbdlen; /* 0x.10c - Transmit Buffer Descriptor Data Length Register */ + u32 txic; /* 0x.110 - Transmit Interrupt Coalescing Configuration Register */ + u32 tqueue; /* 0x.114 - Transmit queue control register */ + u8 res7[40]; + u32 tr03wt; /* 0x.140 - TxBD Rings 0-3 round-robin weightings */ + u32 tr47wt; /* 0x.144 - TxBD Rings 4-7 round-robin weightings */ + u8 res8[52]; + u32 tbdbph; /* 0x.17c - Tx data buffer pointer high */ + u8 res9a[4]; + u32 tbptr0; /* 0x.184 - TxBD Pointer for ring 0 */ + u8 res9b[4]; + u32 tbptr1; /* 0x.18c - TxBD Pointer for ring 1 */ + u8 res9c[4]; + u32 tbptr2; /* 0x.194 - TxBD Pointer for ring 2 */ + u8 res9d[4]; + u32 tbptr3; /* 0x.19c - TxBD Pointer for ring 3 */ + u8 res9e[4]; + u32 tbptr4; /* 0x.1a4 - TxBD Pointer for ring 4 */ + u8 res9f[4]; + u32 tbptr5; /* 0x.1ac - TxBD Pointer for ring 5 */ + u8 res9g[4]; + u32 tbptr6; /* 0x.1b4 - TxBD Pointer for ring 6 */ + u8 res9h[4]; + u32 tbptr7; /* 0x.1bc - TxBD Pointer for ring 7 */ + u8 res9[64]; + u32 tbaseh; /* 0x.200 - TxBD base address high */ + u32 tbase0; /* 0x.204 - TxBD Base Address of ring 0 */ + u8 res10a[4]; + u32 tbase1; /* 0x.20c - TxBD Base Address of ring 1 */ + u8 res10b[4]; + u32 tbase2; /* 0x.214 - TxBD Base Address of ring 2 */ + u8 res10c[4]; + u32 tbase3; /* 0x.21c - TxBD Base Address of ring 3 */ + u8 res10d[4]; + u32 tbase4; /* 0x.224 - TxBD Base Address of ring 4 */ + u8 res10e[4]; + u32 tbase5; /* 0x.22c - TxBD Base Address of ring 5 */ + u8 res10f[4]; + u32 tbase6; /* 0x.234 - TxBD Base Address of ring 6 */ + u8 res10g[4]; + u32 tbase7; /* 0x.23c - TxBD Base Address of ring 7 */ + u8 res10[192]; + u32 rctrl; /* 0x.300 - Receive Control Register */ + u32 rstat; /* 0x.304 - Receive Status Register */ + u8 res12[8]; + u32 rxic; /* 0x.310 - Receive Interrupt Coalescing Configuration Register */ + u32 rqueue; /* 0x.314 - Receive queue control register */ + u8 res13[24]; + u32 rbifx; /* 0x.330 - Receive bit field extract control register */ + u32 rqfar; /* 0x.334 - Receive queue filing table address register */ + u32 rqfcr; /* 0x.338 - Receive queue filing table control register */ + u32 rqfpr; /* 0x.33c - Receive queue filing table property register */ + u32 mrblr; /* 0x.340 - Maximum Receive Buffer Length Register */ + u8 res14[56]; + u32 rbdbph; /* 0x.37c - Rx data buffer pointer high */ + u8 res15a[4]; + u32 rbptr0; /* 0x.384 - RxBD pointer for ring 0 */ + u8 res15b[4]; + u32 rbptr1; /* 0x.38c - RxBD pointer for ring 1 */ + u8 res15c[4]; + u32 rbptr2; /* 0x.394 - RxBD pointer for ring 2 */ + u8 res15d[4]; + u32 rbptr3; /* 0x.39c - RxBD pointer for ring 3 */ + u8 res15e[4]; + u32 rbptr4; /* 0x.3a4 - RxBD pointer for ring 4 */ + u8 res15f[4]; + u32 rbptr5; /* 0x.3ac - RxBD pointer for ring 5 */ + u8 res15g[4]; + u32 rbptr6; /* 0x.3b4 - RxBD pointer for ring 6 */ + u8 res15h[4]; + u32 rbptr7; /* 0x.3bc - RxBD pointer for ring 7 */ + u8 res16[64]; + u32 rbaseh; /* 0x.400 - RxBD base address high */ + u32 rbase0; /* 0x.404 - RxBD base address of ring 0 */ + u8 res17a[4]; + u32 rbase1; /* 0x.40c - RxBD base address of ring 1 */ + u8 res17b[4]; + u32 rbase2; /* 0x.414 - RxBD base address of ring 2 */ + u8 res17c[4]; + u32 rbase3; /* 0x.41c - RxBD base address of ring 3 */ + u8 res17d[4]; + u32 rbase4; /* 0x.424 - RxBD base address of ring 4 */ + u8 res17e[4]; + u32 rbase5; /* 0x.42c - RxBD base address of ring 5 */ + u8 res17f[4]; + u32 rbase6; /* 0x.434 - RxBD base address of ring 6 */ + u8 res17g[4]; + u32 rbase7; /* 0x.43c - RxBD base address of ring 7 */ + u8 res17[192]; + u32 maccfg1; /* 0x.500 - MAC Configuration 1 Register */ + u32 maccfg2; /* 0x.504 - MAC Configuration 2 Register */ + u32 ipgifg; /* 0x.508 - Inter Packet Gap/Inter Frame Gap Register */ + u32 hafdup; /* 0x.50c - Half Duplex Register */ + u32 maxfrm; /* 0x.510 - Maximum Frame Length Register */ u8 res18[12]; - u32 miimcfg; /* 0x.520 - MII Management Configuration Register */ - u32 miimcom; /* 0x.524 - MII Management Command Register */ - u32 miimadd; /* 0x.528 - MII Management Address Register */ - u32 miimcon; /* 0x.52c - MII Management Control Register */ - u32 miimstat; /* 0x.530 - MII Management Status Register */ - u32 miimind; /* 0x.534 - MII Management Indicator Register */ + u32 miimcfg; /* 0x.520 - MII Management Configuration Register */ + u32 miimcom; /* 0x.524 - MII Management Command Register */ + u32 miimadd; /* 0x.528 - MII Management Address Register */ + u32 miimcon; /* 0x.52c - MII Management Control Register */ + u32 miimstat; /* 0x.530 - MII Management Status Register */ + u32 miimind; /* 0x.534 - MII Management Indicator Register */ u8 res19[4]; - u32 ifstat; /* 0x.53c - Interface Status Register */ - u32 macstnaddr1; /* 0x.540 - Station Address Part 1 Register */ - u32 macstnaddr2; /* 0x.544 - Station Address Part 2 Register */ - u8 res20[312]; - struct rmon_mib rmon; - u8 res21[192]; - u32 iaddr0; /* 0x.800 - Indivdual address register 0 */ - u32 iaddr1; /* 0x.804 - Indivdual address register 1 */ - u32 iaddr2; /* 0x.808 - Indivdual address register 2 */ - u32 iaddr3; /* 0x.80c - Indivdual address register 3 */ - u32 iaddr4; /* 0x.810 - Indivdual address register 4 */ - u32 iaddr5; /* 0x.814 - Indivdual address register 5 */ - u32 iaddr6; /* 0x.818 - Indivdual address register 6 */ - u32 iaddr7; /* 0x.81c - Indivdual address register 7 */ + u32 ifstat; /* 0x.53c - Interface Status Register */ + u32 macstnaddr1; /* 0x.540 - Station Address Part 1 Register */ + u32 macstnaddr2; /* 0x.544 - Station Address Part 2 Register */ + u32 mac01addr1; /* 0x.548 - MAC exact match address 1, part 1 */ + u32 mac01addr2; /* 0x.54c - MAC exact match address 1, part 2 */ + u32 mac02addr1; /* 0x.550 - MAC exact match address 2, part 1 */ + u32 mac02addr2; /* 0x.554 - MAC exact match address 2, part 2 */ + u32 mac03addr1; /* 0x.558 - MAC exact match address 3, part 1 */ + u32 mac03addr2; /* 0x.55c - MAC exact match address 3, part 2 */ + u32 mac04addr1; /* 0x.560 - MAC exact match address 4, part 1 */ + u32 mac04addr2; /* 0x.564 - MAC exact match address 4, part 2 */ + u32 mac05addr1; /* 0x.568 - MAC exact match address 5, part 1 */ + u32 mac05addr2; /* 0x.56c - MAC exact match address 5, part 2 */ + u32 mac06addr1; /* 0x.570 - MAC exact match address 6, part 1 */ + u32 mac06addr2; /* 0x.574 - MAC exact match address 6, part 2 */ + u32 mac07addr1; /* 0x.578 - MAC exact match address 7, part 1 */ + u32 mac07addr2; /* 0x.57c - MAC exact match address 7, part 2 */ + u32 mac08addr1; /* 0x.580 - MAC exact match address 8, part 1 */ + u32 mac08addr2; /* 0x.584 - MAC exact match address 8, part 2 */ + u32 mac09addr1; /* 0x.588 - MAC exact match address 9, part 1 */ + u32 mac09addr2; /* 0x.58c - MAC exact match address 9, part 2 */ + u32 mac10addr1; /* 0x.590 - MAC exact match address 10, part 1*/ + u32 mac10addr2; /* 0x.594 - MAC exact match address 10, part 2*/ + u32 mac11addr1; /* 0x.598 - MAC exact match address 11, part 1*/ + u32 mac11addr2; /* 0x.59c - MAC exact match address 11, part 2*/ + u32 mac12addr1; /* 0x.5a0 - MAC exact match address 12, part 1*/ + u32 mac12addr2; /* 0x.5a4 - MAC exact match address 12, part 2*/ + u32 mac13addr1; /* 0x.5a8 - MAC exact match address 13, part 1*/ + u32 mac13addr2; /* 0x.5ac - MAC exact match address 13, part 2*/ + u32 mac14addr1; /* 0x.5b0 - MAC exact match address 14, part 1*/ + u32 mac14addr2; /* 0x.5b4 - MAC exact match address 14, part 2*/ + u32 mac15addr1; /* 0x.5b8 - MAC exact match address 15, part 1*/ + u32 mac15addr2; /* 0x.5bc - MAC exact match address 15, part 2*/ + u8 res20[192]; + struct rmon_mib rmon; /* 0x.680-0x.73c */ + u32 rrej; /* 0x.740 - Receive filer rejected packet counter */ + u8 res21[188]; + u32 igaddr0; /* 0x.800 - Indivdual/Group address register 0*/ + u32 igaddr1; /* 0x.804 - Indivdual/Group address register 1*/ + u32 igaddr2; /* 0x.808 - Indivdual/Group address register 2*/ + u32 igaddr3; /* 0x.80c - Indivdual/Group address register 3*/ + u32 igaddr4; /* 0x.810 - Indivdual/Group address register 4*/ + u32 igaddr5; /* 0x.814 - Indivdual/Group address register 5*/ + u32 igaddr6; /* 0x.818 - Indivdual/Group address register 6*/ + u32 igaddr7; /* 0x.81c - Indivdual/Group address register 7*/ u8 res22[96]; - u32 gaddr0; /* 0x.880 - Global address register 0 */ - u32 gaddr1; /* 0x.884 - Global address register 1 */ - u32 gaddr2; /* 0x.888 - Global address register 2 */ - u32 gaddr3; /* 0x.88c - Global address register 3 */ - u32 gaddr4; /* 0x.890 - Global address register 4 */ - u32 gaddr5; /* 0x.894 - Global address register 5 */ - u32 gaddr6; /* 0x.898 - Global address register 6 */ - u32 gaddr7; /* 0x.89c - Global address register 7 */ - u8 res23[856]; - u32 attr; /* 0x.bf8 - Attributes Register */ - u32 attreli; /* 0x.bfc - Attributes Extract Length and Extract Index Register */ + u32 gaddr0; /* 0x.880 - Group address register 0 */ + u32 gaddr1; /* 0x.884 - Group address register 1 */ + u32 gaddr2; /* 0x.888 - Group address register 2 */ + u32 gaddr3; /* 0x.88c - Group address register 3 */ + u32 gaddr4; /* 0x.890 - Group address register 4 */ + u32 gaddr5; /* 0x.894 - Group address register 5 */ + u32 gaddr6; /* 0x.898 - Group address register 6 */ + u32 gaddr7; /* 0x.89c - Group address register 7 */ + u8 res23a[352]; + u32 fifocfg; /* 0x.a00 - FIFO interface config register */ + u8 res23b[252]; + u8 res23c[248]; + u32 attr; /* 0x.bf8 - Attributes Register */ + u32 attreli; /* 0x.bfc - Attributes Extract Length and Extract Index Register */ u8 res24[1024]; }; @@ -496,6 +686,8 @@ struct gfar_private { struct txbd8 *cur_tx; /* Next free ring entry */ struct txbd8 *dirty_tx; /* The Ring entry to be freed. */ struct gfar *regs; /* Pointer to the GFAR memory mapped Registers */ + u32 *hash_regs[16]; + int hash_width; struct gfar *phyregs; struct work_struct tq; struct timer_list phy_info_timer; @@ -506,9 +698,12 @@ struct gfar_private { unsigned int rx_stash_size; unsigned int tx_ring_size; unsigned int rx_ring_size; - wait_queue_head_t rxcleanupq; - unsigned int rxclean; + unsigned char vlan_enable:1, + rx_csum_enable:1, + extended_hash:1; + unsigned short padding; + struct vlan_group *vlgrp; /* Info structure initialized by board setup code */ unsigned int interruptTransmit; unsigned int interruptReceive; @@ -519,6 +714,8 @@ struct gfar_private { int oldspeed; int oldduplex; int oldlink; + + uint32_t msg_enable; }; extern inline u32 gfar_read(volatile unsigned *addr) diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c index 28046e9..a451de6 100644 --- a/drivers/net/gianfar_ethtool.c +++ b/drivers/net/gianfar_ethtool.c @@ -46,16 +46,18 @@ extern int startup_gfar(struct net_device *dev); extern void stop_gfar(struct net_device *dev); -extern void gfar_receive(int irq, void *dev_id, struct pt_regs *regs); +extern void gfar_halt(struct net_device *dev); +extern void gfar_start(struct net_device *dev); +extern int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); -void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy, +static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy, u64 * buf); -void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf); -int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals); -int gfar_scoalesce(struct net_device *dev, struct ethtool_coalesce *cvals); -void gfar_gringparam(struct net_device *dev, struct ethtool_ringparam *rvals); -int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals); -void gfar_gdrvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo); +static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf); +static int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals); +static int gfar_scoalesce(struct net_device *dev, struct ethtool_coalesce *cvals); +static void gfar_gringparam(struct net_device *dev, struct ethtool_ringparam *rvals); +static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals); +static void gfar_gdrvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo); static char stat_gstrings[][ETH_GSTRING_LEN] = { "rx-dropped-by-kernel", @@ -118,57 +120,56 @@ static char stat_gstrings[][ETH_GSTRING_LEN] = { "tx-fragmented-frames", }; +/* Fill in a buffer with the strings which correspond to the + * stats */ +static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf) +{ + struct gfar_private *priv = netdev_priv(dev); + + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) + memcpy(buf, stat_gstrings, GFAR_STATS_LEN * ETH_GSTRING_LEN); + else + memcpy(buf, stat_gstrings, + GFAR_EXTRA_STATS_LEN * ETH_GSTRING_LEN); +} + /* Fill in an array of 64-bit statistics from various sources. * This array will be appended to the end of the ethtool_stats * structure, and returned to user space */ -void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy, u64 * buf) +static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy, u64 * buf) { int i; struct gfar_private *priv = netdev_priv(dev); - u32 *rmon = (u32 *) & priv->regs->rmon; u64 *extra = (u64 *) & priv->extra_stats; - struct gfar_stats *stats = (struct gfar_stats *) buf; - for (i = 0; i < GFAR_RMON_LEN; i++) { - stats->rmon[i] = (u64) (rmon[i]); - } - - for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++) { - stats->extra[i] = extra[i]; - } -} + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) { + u32 *rmon = (u32 *) & priv->regs->rmon; + struct gfar_stats *stats = (struct gfar_stats *) buf; -/* Returns the number of stats (and their corresponding strings) */ -int gfar_stats_count(struct net_device *dev) -{ - return GFAR_STATS_LEN; -} + for (i = 0; i < GFAR_RMON_LEN; i++) + stats->rmon[i] = (u64) (rmon[i]); -void gfar_gstrings_normon(struct net_device *dev, u32 stringset, u8 * buf) -{ - memcpy(buf, stat_gstrings, GFAR_EXTRA_STATS_LEN * ETH_GSTRING_LEN); + for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++) + stats->extra[i] = extra[i]; + } else + for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++) + buf[i] = extra[i]; } -void gfar_fill_stats_normon(struct net_device *dev, - struct ethtool_stats *dummy, u64 * buf) +/* Returns the number of stats (and their corresponding strings) */ +static int gfar_stats_count(struct net_device *dev) { - int i; struct gfar_private *priv = netdev_priv(dev); - u64 *extra = (u64 *) & priv->extra_stats; - for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++) { - buf[i] = extra[i]; - } + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) + return GFAR_STATS_LEN; + else + return GFAR_EXTRA_STATS_LEN; } - -int gfar_stats_count_normon(struct net_device *dev) -{ - return GFAR_EXTRA_STATS_LEN; -} /* Fills in the drvinfo structure with some basic info */ -void gfar_gdrvinfo(struct net_device *dev, struct +static void gfar_gdrvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) { strncpy(drvinfo->driver, DRV_NAME, GFAR_INFOSTR_LEN); @@ -182,7 +183,7 @@ void gfar_gdrvinfo(struct net_device *dev, struct } /* Return the current settings in the ethtool_cmd structure */ -int gfar_gsettings(struct net_device *dev, struct ethtool_cmd *cmd) +static int gfar_gsettings(struct net_device *dev, struct ethtool_cmd *cmd) { struct gfar_private *priv = netdev_priv(dev); uint gigabit_support = @@ -216,13 +217,13 @@ int gfar_gsettings(struct net_device *dev, struct ethtool_cmd *cmd) } /* Return the length of the register structure */ -int gfar_reglen(struct net_device *dev) +static int gfar_reglen(struct net_device *dev) { return sizeof (struct gfar); } /* Return a dump of the GFAR register space */ -void gfar_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf) +static void gfar_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regbuf) { int i; struct gfar_private *priv = netdev_priv(dev); @@ -233,13 +234,6 @@ void gfar_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *regb buf[i] = theregs[i]; } -/* Fill in a buffer with the strings which correspond to the - * stats */ -void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf) -{ - memcpy(buf, stat_gstrings, GFAR_STATS_LEN * ETH_GSTRING_LEN); -} - /* Convert microseconds to ethernet clock ticks, which changes * depending on what speed the controller is running at */ static unsigned int gfar_usecs2ticks(struct gfar_private *priv, unsigned int usecs) @@ -291,9 +285,12 @@ static unsigned int gfar_ticks2usecs(struct gfar_private *priv, unsigned int tic /* Get the coalescing parameters, and put them in the cvals * structure. */ -int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) +static int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) { struct gfar_private *priv = netdev_priv(dev); + + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE)) + return -EOPNOTSUPP; cvals->rx_coalesce_usecs = gfar_ticks2usecs(priv, priv->rxtime); cvals->rx_max_coalesced_frames = priv->rxcount; @@ -337,10 +334,13 @@ int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) * Both cvals->*_usecs and cvals->*_frames have to be > 0 * in order for coalescing to be active */ -int gfar_scoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) +static int gfar_scoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) { struct gfar_private *priv = netdev_priv(dev); + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE)) + return -EOPNOTSUPP; + /* Set up rx coalescing */ if ((cvals->rx_coalesce_usecs == 0) || (cvals->rx_max_coalesced_frames == 0)) @@ -379,7 +379,7 @@ int gfar_scoalesce(struct net_device *dev, struct ethtool_coalesce *cvals) /* Fills in rvals with the current ring parameters. Currently, * rx, rx_mini, and rx_jumbo rings are the same size, as mini and * jumbo are ignored by the driver */ -void gfar_gringparam(struct net_device *dev, struct ethtool_ringparam *rvals) +static void gfar_gringparam(struct net_device *dev, struct ethtool_ringparam *rvals) { struct gfar_private *priv = netdev_priv(dev); @@ -401,9 +401,8 @@ void gfar_gringparam(struct net_device *dev, struct ethtool_ringparam *rvals) * necessary so that we don't mess things up while we're in * motion. We wait for the ring to be clean before reallocating * the rings. */ -int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals) +static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals) { - u32 tempval; struct gfar_private *priv = netdev_priv(dev); int err = 0; @@ -425,37 +424,54 @@ int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals) return -EINVAL; } - /* Stop the controller so we don't rx any more frames */ - /* But first, make sure we clear the bits */ - tempval = gfar_read(&priv->regs->dmactrl); - tempval &= ~(DMACTRL_GRS | DMACTRL_GTS); - gfar_write(&priv->regs->dmactrl, tempval); + if (dev->flags & IFF_UP) { + unsigned long flags; - tempval = gfar_read(&priv->regs->dmactrl); - tempval |= (DMACTRL_GRS | DMACTRL_GTS); - gfar_write(&priv->regs->dmactrl, tempval); + /* Halt TX and RX, and process the frames which + * have already been received */ + spin_lock_irqsave(&priv->lock, flags); + gfar_halt(dev); + gfar_clean_rx_ring(dev, priv->rx_ring_size); + spin_unlock_irqrestore(&priv->lock, flags); - while (!(gfar_read(&priv->regs->ievent) & (IEVENT_GRSC | IEVENT_GTSC))) - cpu_relax(); + /* Now we take down the rings to rebuild them */ + stop_gfar(dev); + } - /* Note that rx is not clean right now */ - priv->rxclean = 0; + /* Change the size */ + priv->rx_ring_size = rvals->rx_pending; + priv->tx_ring_size = rvals->tx_pending; - if (dev->flags & IFF_UP) { - /* Tell the driver to process the rest of the frames */ - gfar_receive(0, (void *) dev, NULL); + /* Rebuild the rings with the new size */ + if (dev->flags & IFF_UP) + err = startup_gfar(dev); - /* Now wait for it to be done */ - wait_event_interruptible(priv->rxcleanupq, priv->rxclean); + return err; +} - /* Ok, all packets have been handled. Now we bring it down, - * change the ring size, and bring it up */ +static int gfar_set_rx_csum(struct net_device *dev, uint32_t data) +{ + struct gfar_private *priv = netdev_priv(dev); + int err = 0; + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) + return -EOPNOTSUPP; + + if (dev->flags & IFF_UP) { + unsigned long flags; + + /* Halt TX and RX, and process the frames which + * have already been received */ + spin_lock_irqsave(&priv->lock, flags); + gfar_halt(dev); + gfar_clean_rx_ring(dev, priv->rx_ring_size); + spin_unlock_irqrestore(&priv->lock, flags); + + /* Now we take down the rings to rebuild them */ stop_gfar(dev); } - priv->rx_ring_size = rvals->rx_pending; - priv->tx_ring_size = rvals->tx_pending; + priv->rx_csum_enable = data; if (dev->flags & IFF_UP) err = startup_gfar(dev); @@ -463,6 +479,61 @@ int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rvals) return err; } +static uint32_t gfar_get_rx_csum(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) + return 0; + + return priv->rx_csum_enable; +} + +static int gfar_set_tx_csum(struct net_device *dev, uint32_t data) +{ + unsigned long flags; + struct gfar_private *priv = netdev_priv(dev); + + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) + return -EOPNOTSUPP; + + spin_lock_irqsave(&priv->lock, flags); + gfar_halt(dev); + + if (data) + dev->features |= NETIF_F_IP_CSUM; + else + dev->features &= ~NETIF_F_IP_CSUM; + + gfar_start(dev); + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} + +static uint32_t gfar_get_tx_csum(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + + if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) + return 0; + + return (dev->features & NETIF_F_IP_CSUM) != 0; +} + +static uint32_t gfar_get_msglevel(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + return priv->msg_enable; +} + +static void gfar_set_msglevel(struct net_device *dev, uint32_t data) +{ + struct gfar_private *priv = netdev_priv(dev); + priv->msg_enable = data; +} + + struct ethtool_ops gfar_ethtool_ops = { .get_settings = gfar_gsettings, .get_drvinfo = gfar_gdrvinfo, @@ -476,52 +547,10 @@ struct ethtool_ops gfar_ethtool_ops = { .get_strings = gfar_gstrings, .get_stats_count = gfar_stats_count, .get_ethtool_stats = gfar_fill_stats, -}; - -struct ethtool_ops gfar_normon_nocoalesce_ethtool_ops = { - .get_settings = gfar_gsettings, - .get_drvinfo = gfar_gdrvinfo, - .get_regs_len = gfar_reglen, - .get_regs = gfar_get_regs, - .get_link = ethtool_op_get_link, - .get_ringparam = gfar_gringparam, - .set_ringparam = gfar_sringparam, - .get_strings = gfar_gstrings_normon, - .get_stats_count = gfar_stats_count_normon, - .get_ethtool_stats = gfar_fill_stats_normon, -}; - -struct ethtool_ops gfar_nocoalesce_ethtool_ops = { - .get_settings = gfar_gsettings, - .get_drvinfo = gfar_gdrvinfo, - .get_regs_len = gfar_reglen, - .get_regs = gfar_get_regs, - .get_link = ethtool_op_get_link, - .get_ringparam = gfar_gringparam, - .set_ringparam = gfar_sringparam, - .get_strings = gfar_gstrings, - .get_stats_count = gfar_stats_count, - .get_ethtool_stats = gfar_fill_stats, -}; - -struct ethtool_ops gfar_normon_ethtool_ops = { - .get_settings = gfar_gsettings, - .get_drvinfo = gfar_gdrvinfo, - .get_regs_len = gfar_reglen, - .get_regs = gfar_get_regs, - .get_link = ethtool_op_get_link, - .get_coalesce = gfar_gcoalesce, - .set_coalesce = gfar_scoalesce, - .get_ringparam = gfar_gringparam, - .set_ringparam = gfar_sringparam, - .get_strings = gfar_gstrings_normon, - .get_stats_count = gfar_stats_count_normon, - .get_ethtool_stats = gfar_fill_stats_normon, -}; - -struct ethtool_ops *gfar_op_array[] = { - &gfar_ethtool_ops, - &gfar_normon_ethtool_ops, - &gfar_nocoalesce_ethtool_ops, - &gfar_normon_nocoalesce_ethtool_ops + .get_rx_csum = gfar_get_rx_csum, + .get_tx_csum = gfar_get_tx_csum, + .set_rx_csum = gfar_set_rx_csum, + .set_tx_csum = gfar_set_tx_csum, + .get_msglevel = gfar_get_msglevel, + .set_msglevel = gfar_set_msglevel, }; diff --git a/drivers/net/gianfar_phy.c b/drivers/net/gianfar_phy.c index 02b16ab..7c965f2 100644 --- a/drivers/net/gianfar_phy.c +++ b/drivers/net/gianfar_phy.c @@ -572,7 +572,7 @@ static struct phy_info phy_info_dm9161 = { static struct phy_info phy_info_marvell = { .phy_id = 0x01410c00, .phy_id_mask = 0xffffff00, - .name = "Marvell 88E1101", + .name = "Marvell 88E1101/88E1111", .features = MII_GBIT_FEATURES, .config_aneg = &marvell_config_aneg, .read_status = &marvell_read_status, diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c index 3d96714..d9df1d9 100644 --- a/drivers/net/hamachi.c +++ b/drivers/net/hamachi.c @@ -1149,7 +1149,7 @@ static void hamachi_tx_timeout(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev, - skb->tail, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); + skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); hmp->rx_ring[i].status_n_length = cpu_to_le32(DescOwn | DescEndPacket | DescIntr | (hmp->rx_buf_sz - 2)); } @@ -1210,7 +1210,7 @@ static void hamachi_init_ring(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev, - skb->tail, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); + skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); /* -2 because it doesn't REALLY have that first 2 bytes -KDU */ hmp->rx_ring[i].status_n_length = cpu_to_le32(DescOwn | DescEndPacket | DescIntr | (hmp->rx_buf_sz -2)); @@ -1509,7 +1509,7 @@ static int hamachi_rx(struct net_device *dev) desc->addr, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE); - buf_addr = (u8 *) hmp->rx_skbuff[entry]->tail; + buf_addr = (u8 *) hmp->rx_skbuff[entry]->data; frame_status = le32_to_cpu(get_unaligned((s32*)&(buf_addr[data_size - 12]))); if (hamachi_debug > 4) printk(KERN_DEBUG " hamachi_rx() status was %8.8x.\n", @@ -1678,7 +1678,7 @@ static int hamachi_rx(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ desc->addr = cpu_to_leXX(pci_map_single(hmp->pci_dev, - skb->tail, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); + skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE)); } desc->status_n_length = cpu_to_le32(hmp->rx_buf_sz); if (entry >= RX_RING_SIZE-1) @@ -1772,9 +1772,9 @@ static int hamachi_close(struct net_device *dev) readl(ioaddr + RxCurPtr) == (long)&hmp->rx_ring[i] ? '>' : ' ', i, hmp->rx_ring[i].status_n_length, hmp->rx_ring[i].addr); if (hamachi_debug > 6) { - if (*(u8*)hmp->rx_skbuff[i]->tail != 0x69) { + if (*(u8*)hmp->rx_skbuff[i]->data != 0x69) { u16 *addr = (u16 *) - hmp->rx_skbuff[i]->tail; + hmp->rx_skbuff[i]->data; int j; for (j = 0; j < 0x50; j++) diff --git a/drivers/net/hp-plus.c b/drivers/net/hp-plus.c index 4834314..0abf5dd 100644 --- a/drivers/net/hp-plus.c +++ b/drivers/net/hp-plus.c @@ -159,12 +159,7 @@ struct net_device * __init hp_plus_probe(int unit) err = do_hpp_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -271,6 +266,9 @@ static int __init hpp_probe1(struct net_device *dev, int ioaddr) /* Leave the 8390 and HP chip reset. */ outw(inw(ioaddr + HPP_OPTION) & ~EnableIRQ, ioaddr + HPP_OPTION); + retval = register_netdev(dev); + if (retval) + goto out; return 0; out: release_region(ioaddr, HP_IO_EXTENT); @@ -463,11 +461,8 @@ init_module(void) dev->irq = irq[this_dev]; dev->base_addr = io[this_dev]; if (do_hpp_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_hpp[found++] = dev; - continue; - } - cleanup_card(dev); + dev_hpp[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "hp-plus.c: No HP-Plus card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/hp.c b/drivers/net/hp.c index 0268886..59cf841 100644 --- a/drivers/net/hp.c +++ b/drivers/net/hp.c @@ -123,12 +123,7 @@ struct net_device * __init hp_probe(int unit) err = do_hp_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -227,7 +222,12 @@ static int __init hp_probe1(struct net_device *dev, int ioaddr) ei_status.block_output = &hp_block_output; hp_init_card(dev); + retval = register_netdev(dev); + if (retval) + goto out1; return 0; +out1: + free_irq(dev->irq, dev); out: release_region(ioaddr, HP_IO_EXTENT); return retval; @@ -432,11 +432,8 @@ init_module(void) dev->irq = irq[this_dev]; dev->base_addr = io[this_dev]; if (do_hp_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_hp[found++] = dev; - continue; - } - cleanup_card(dev); + dev_hp[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "hp.c: No HP card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c index b3a898c..cf0ac6f 100644 --- a/drivers/net/hp100.c +++ b/drivers/net/hp100.c @@ -106,6 +106,7 @@ #include <linux/interrupt.h> #include <linux/eisa.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/spinlock.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -417,12 +418,7 @@ struct net_device * __init hp100_probe(int unit) if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; - out1: - release_region(dev->base_addr, HP100_REGION_SIZE); out: free_netdev(dev); return ERR_PTR(err); @@ -562,7 +558,7 @@ static int __devinit hp100_probe1(struct net_device *dev, int ioaddr, * Also, we can have EISA Busmaster cards (not tested), * so beware !!! - Jean II */ if((bus == HP100_BUS_PCI) && - (pci_set_dma_mask(pci_dev, 0xffffffff))) { + (pci_set_dma_mask(pci_dev, DMA_32BIT_MASK))) { /* Gracefully fallback to shared memory */ goto busmasterfail; } @@ -776,11 +772,22 @@ static int __devinit hp100_probe1(struct net_device *dev, int ioaddr, printk("Warning! Link down.\n"); } + err = register_netdev(dev); + if (err) + goto out3; + return 0; +out3: + if (local_mode == 1) + pci_free_consistent(lp->pci_dev, MAX_RINGSIZE + 0x0f, + lp->page_vaddr_algn, + virt_to_whatever(dev, lp->page_vaddr_algn)); + if (mem_ptr_virt) + iounmap(mem_ptr_virt); out2: release_region(ioaddr, HP100_REGION_SIZE); out1: - return -ENODEV; + return err; } /* This procedure puts the card into a stable init state */ @@ -2875,18 +2882,12 @@ static int __init hp100_eisa_probe (struct device *gendev) if (err) goto out1; - err = register_netdev(dev); - if (err) - goto out2; - #ifdef HP100_DEBUG printk("hp100: %s: EISA adapter found at 0x%x\n", dev->name, dev->base_addr); #endif gendev->driver_data = dev; return 0; - out2: - release_region(dev->base_addr, HP100_REGION_SIZE); out1: free_netdev(dev); return err; @@ -2951,17 +2952,12 @@ static int __devinit hp100_pci_probe (struct pci_dev *pdev, err = hp100_probe1(dev, ioaddr, HP100_BUS_PCI, pdev); if (err) goto out1; - err = register_netdev(dev); - if (err) - goto out2; #ifdef HP100_DEBUG printk("hp100: %s: PCI adapter found at 0x%x\n", dev->name, ioaddr); #endif pci_set_drvdata(pdev, dev); return 0; - out2: - release_region(dev->base_addr, HP100_REGION_SIZE); out1: free_netdev(dev); out0: @@ -3032,15 +3028,9 @@ static int __init hp100_isa_init(void) SET_MODULE_OWNER(dev); err = hp100_isa_probe(dev, hp100_port[i]); - if (!err) { - err = register_netdev(dev); - if (!err) - hp100_devlist[cards++] = dev; - else - release_region(dev->base_addr, HP100_REGION_SIZE); - } - - if (err) + if (!err) + hp100_devlist[cards++] = dev; + else free_netdev(dev); } diff --git a/drivers/net/isa-skeleton.c b/drivers/net/isa-skeleton.c index 50bebb5..88ae8a0 100644 --- a/drivers/net/isa-skeleton.c +++ b/drivers/net/isa-skeleton.c @@ -176,12 +176,7 @@ struct net_device * __init netcard_probe(int unit) err = do_netcard_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -316,7 +311,15 @@ static int __init netcard_probe1(struct net_device *dev, int ioaddr) dev->tx_timeout = &net_tx_timeout; dev->watchdog_timeo = MY_TX_TIMEOUT; + + err = register_netdev(dev); + if (err) + goto out2; return 0; +out2: +#ifdef jumpered_dma + free_dma(dev->dma); +#endif out1: #ifdef jumpered_interrupts free_irq(dev->irq, dev); @@ -691,11 +694,8 @@ int init_module(void) dev->dma = dma; dev->mem_start = mem; if (do_netcard_probe(dev) == 0) { - if (register_netdev(dev) == 0) - this_device = dev; - return 0; - } - cleanup_card(dev); + this_device = dev; + return 0; } free_netdev(dev); return -ENXIO; diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 35f6a7c..097b90c 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -47,7 +47,9 @@ char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -char ixgb_driver_version[] = "1.0.95-k2"DRIVERNAPI; + +#define DRV_VERSION "1.0.95-k2"DRIVERNAPI +char ixgb_driver_version[] = DRV_VERSION; char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; /* ixgb_pci_tbl - PCI Device ID Table @@ -140,6 +142,7 @@ static struct pci_driver ixgb_driver = { MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>"); MODULE_DESCRIPTION("Intel(R) PRO/10GbE Network Driver"); MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); /* some defines for controlling descriptor fetches in h/w */ #define RXDCTL_PTHRESH_DEFAULT 128 /* chip considers prefech below this */ diff --git a/drivers/net/lance.c b/drivers/net/lance.c index dec557f..b4929be 100644 --- a/drivers/net/lance.c +++ b/drivers/net/lance.c @@ -356,11 +356,8 @@ int init_module(void) dev->base_addr = io[this_dev]; dev->dma = dma[this_dev]; if (do_lance_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_lance[found++] = dev; - continue; - } - cleanup_card(dev); + dev_lance[found++] = dev; + continue; } free_netdev(dev); break; @@ -448,12 +445,7 @@ struct net_device * __init lance_probe(int unit) err = do_lance_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -724,6 +716,9 @@ static int __init lance_probe1(struct net_device *dev, int ioaddr, int irq, int dev->tx_timeout = lance_tx_timeout; dev->watchdog_timeo = TX_TIMEOUT; + err = register_netdev(dev); + if (err) + goto out_dma; return 0; out_dma: if (dev->dma != 4) @@ -867,7 +862,7 @@ lance_init_ring(struct net_device *dev, int gfp) lp->rx_skbuff[i] = skb; if (skb) { skb->dev = dev; - rx_buff = skb->tail; + rx_buff = skb->data; } else rx_buff = kmalloc(PKT_BUF_SZ, GFP_DMA | gfp); if (rx_buff == NULL) diff --git a/drivers/net/lasi_82596.c b/drivers/net/lasi_82596.c index 5e263fc..41bad07 100644 --- a/drivers/net/lasi_82596.c +++ b/drivers/net/lasi_82596.c @@ -553,14 +553,14 @@ static inline void init_rx_bufs(struct net_device *dev) if (skb == NULL) panic("%s: alloc_skb() failed", __FILE__); skb_reserve(skb, 2); - dma_addr = dma_map_single(lp->dev, skb->tail,PKT_BUF_SZ, + dma_addr = dma_map_single(lp->dev, skb->data,PKT_BUF_SZ, DMA_FROM_DEVICE); skb->dev = dev; rbd->v_next = rbd+1; rbd->b_next = WSWAPrbd(virt_to_dma(lp,rbd+1)); rbd->b_addr = WSWAPrbd(virt_to_dma(lp,rbd)); rbd->skb = skb; - rbd->v_data = skb->tail; + rbd->v_data = skb->data; rbd->b_data = WSWAPchar(dma_addr); rbd->size = PKT_BUF_SZ; } @@ -783,8 +783,8 @@ static inline int i596_rx(struct net_device *dev) rx_in_place = 1; rbd->skb = newskb; newskb->dev = dev; - dma_addr = dma_map_single(lp->dev, newskb->tail, PKT_BUF_SZ, DMA_FROM_DEVICE); - rbd->v_data = newskb->tail; + dma_addr = dma_map_single(lp->dev, newskb->data, PKT_BUF_SZ, DMA_FROM_DEVICE); + rbd->v_data = newskb->data; rbd->b_data = WSWAPchar(dma_addr); CHECK_WBACK_INV(rbd, sizeof(struct i596_rbd)); } diff --git a/drivers/net/lne390.c b/drivers/net/lne390.c index 179a97c..27f0d8a 100644 --- a/drivers/net/lne390.c +++ b/drivers/net/lne390.c @@ -167,12 +167,7 @@ struct net_device * __init lne390_probe(int unit) err = do_lne390_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -296,7 +291,14 @@ static int __init lne390_probe1(struct net_device *dev, int ioaddr) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); + + ret = register_netdev(dev); + if (ret) + goto unmap; return 0; +unmap: + if (ei_status.reg0) + iounmap((void *)dev->mem_start); cleanup: free_irq(dev->irq, dev); return ret; @@ -426,11 +428,8 @@ int init_module(void) dev->base_addr = io[this_dev]; dev->mem_start = mem[this_dev]; if (do_lne390_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_lne[found++] = dev; - continue; - } - cleanup_card(dev); + dev_lne[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "lne390.c: No LNE390 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/myri_code.h b/drivers/net/myri_code.h index 851eba8..e9c6e56 100644 --- a/drivers/net/myri_code.h +++ b/drivers/net/myri_code.h @@ -4775,1288 +4775,7 @@ static unsigned char lanai4_code[76256] __initdata = { /* This is the LANai data */ static unsigned int lanai4_data_off = 0x94F0; /* half-word offset */ -static unsigned char lanai4_data[20472] __initdata = { -0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 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0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00, -0x00,0x00, 0x00,0x00, 0x00,0x00, } ; +static unsigned char lanai4_data[20472] __initdata; #ifdef SYMBOL_DEFINES_COMPILED diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c index babb59e..9d6d254 100644 --- a/drivers/net/natsemi.c +++ b/drivers/net/natsemi.c @@ -1926,7 +1926,7 @@ static void refill_rx(struct net_device *dev) break; /* Better luck next round. */ skb->dev = dev; /* Mark as being used by this device. */ np->rx_dma[entry] = pci_map_single(np->pci_dev, - skb->tail, buflen, PCI_DMA_FROMDEVICE); + skb->data, buflen, PCI_DMA_FROMDEVICE); np->rx_ring[entry].addr = cpu_to_le32(np->rx_dma[entry]); } np->rx_ring[entry].cmd_status = cpu_to_le32(np->rx_buf_sz); @@ -2280,7 +2280,7 @@ static void netdev_rx(struct net_device *dev) buflen, PCI_DMA_FROMDEVICE); eth_copy_and_sum(skb, - np->rx_skbuff[entry]->tail, pkt_len, 0); + np->rx_skbuff[entry]->data, pkt_len, 0); skb_put(skb, pkt_len); pci_dma_sync_single_for_device(np->pci_dev, np->rx_dma[entry], diff --git a/drivers/net/ne-h8300.c b/drivers/net/ne-h8300.c index 84e291e..8f40368 100644 --- a/drivers/net/ne-h8300.c +++ b/drivers/net/ne-h8300.c @@ -180,12 +180,7 @@ struct net_device * __init ne_probe(int unit) err = do_ne_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -325,8 +320,13 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); - return 0; + ret = register_netdev(dev); + if (ret) + goto out_irq; + return 0; +out_irq: + free_irq(dev->irq, dev); err_out: release_region(ioaddr, NE_IO_EXTENT); return ret; @@ -633,11 +633,8 @@ int init_module(void) err = init_reg_offset(dev, dev->base_addr); if (!err) { if (do_ne_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_ne[found++] = dev; - continue; - } - cleanup_card(dev); + dev_ne[found++] = dev; + continue; } } free_netdev(dev); diff --git a/drivers/net/ne.c b/drivers/net/ne.c index 4964339..6c57096 100644 --- a/drivers/net/ne.c +++ b/drivers/net/ne.c @@ -229,12 +229,7 @@ struct net_device * __init ne_probe(int unit) err = do_ne_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -534,8 +529,14 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); + + ret = register_netdev(dev); + if (ret) + goto out_irq; return 0; +out_irq: + free_irq(dev->irq, dev); err_out: release_region(ioaddr, NE_IO_EXTENT); return ret; @@ -826,11 +827,8 @@ int init_module(void) dev->mem_end = bad[this_dev]; dev->base_addr = io[this_dev]; if (do_ne_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_ne[found++] = dev; - continue; - } - cleanup_card(dev); + dev_ne[found++] = dev; + continue; } free_netdev(dev); if (found) diff --git a/drivers/net/ne2.c b/drivers/net/ne2.c index 6ebef27..6d62ada 100644 --- a/drivers/net/ne2.c +++ b/drivers/net/ne2.c @@ -301,12 +301,7 @@ struct net_device * __init ne2_probe(int unit) err = do_ne2_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -517,7 +512,14 @@ static int __init ne2_probe1(struct net_device *dev, int slot) dev->poll_controller = ei_poll; #endif NS8390_init(dev, 0); + + retval = register_netdev(dev); + if (retval) + goto out1; return 0; +out1: + mca_set_adapter_procfn( ei_status.priv, NULL, NULL); + free_irq(dev->irq, dev); out: release_region(base_addr, NE_IO_EXTENT); return retval; @@ -798,11 +800,8 @@ int init_module(void) dev->mem_end = bad[this_dev]; dev->base_addr = io[this_dev]; if (do_ne2_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_ne[found++] = dev; - continue; - } - cleanup_card(dev); + dev_ne[found++] = dev; + continue; } free_netdev(dev); break; diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c index c336b46..e64df4d 100644 --- a/drivers/net/ns83820.c +++ b/drivers/net/ns83820.c @@ -101,6 +101,7 @@ #include <linux/moduleparam.h> #include <linux/types.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/delay.h> @@ -573,7 +574,7 @@ static inline int ns83820_add_rx_skb(struct ns83820 *dev, struct sk_buff *skb) dev->rx_info.next_empty = (next_empty + 1) % NR_RX_DESC; cmdsts = REAL_RX_BUF_SIZE | CMDSTS_INTR; - buf = pci_map_single(dev->pci_dev, skb->tail, + buf = pci_map_single(dev->pci_dev, skb->data, REAL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); build_rx_desc(dev, sg, 0, buf, cmdsts, 0); /* update link of previous rx */ @@ -603,7 +604,7 @@ static inline int rx_refill(struct net_device *ndev, int gfp) if (unlikely(!skb)) break; - res = (long)skb->tail & 0xf; + res = (long)skb->data & 0xf; res = 0x10 - res; res &= 0xf; skb_reserve(skb, res); diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c index c6e8b25..f0fc04bd 100644 --- a/drivers/net/pcmcia/3c574_cs.c +++ b/drivers/net/pcmcia/3c574_cs.c @@ -1286,6 +1286,13 @@ static int el3_close(struct net_device *dev) return 0; } +static struct pcmcia_device_id tc574_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0574), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x0556, "3CCFEM556.cis"), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, tc574_ids); + static struct pcmcia_driver tc574_driver = { .owner = THIS_MODULE, .drv = { @@ -1293,6 +1300,7 @@ static struct pcmcia_driver tc574_driver = { }, .attach = tc574_attach, .detach = tc574_detach, + .id_table = tc574_ids, }; static int __init init_tc574(void) diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c index 89abdda..8fa1b5f 100644 --- a/drivers/net/pcmcia/3c589_cs.c +++ b/drivers/net/pcmcia/3c589_cs.c @@ -1057,6 +1057,17 @@ static int el3_close(struct net_device *dev) return 0; } +static struct pcmcia_device_id tc589_ids[] = { + PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0101, 0x0562), + PCMCIA_MFC_DEVICE_PROD_ID1(0, "Motorola MARQUIS", 0xf03e4e77), + PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0589), + PCMCIA_DEVICE_PROD_ID12("Farallon", "ENet", 0x58d93fc4, 0x992c2202), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x0035, "3CXEM556.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x003d, "3CXEM556.cis"), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, tc589_ids); + static struct pcmcia_driver tc589_driver = { .owner = THIS_MODULE, .drv = { @@ -1064,6 +1075,7 @@ static struct pcmcia_driver tc589_driver = { }, .attach = tc589_attach, .detach = tc589_detach, + .id_table = tc589_ids, }; static int __init init_tc589(void) diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index 853b586..23ce77b 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -850,6 +850,34 @@ static void block_output(struct net_device *dev, int count, outsw(nic_base + AXNET_DATAPORT, buf, count>>1); } +static struct pcmcia_device_id axnet_ids[] = { + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x016c, 0x0081), + PCMCIA_DEVICE_MANF_CARD(0x018a, 0x0301), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0301), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0303), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0309), + PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1106), + PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab), + PCMCIA_DEVICE_PROD_ID124("Fast Ethernet", "16-bit PC Card", "AX88190", 0xb4be14e3, 0x9a12eb6a, 0xab9be5ef), + PCMCIA_DEVICE_PROD_ID12("ASIX", "AX88190", 0x0959823b, 0xab9be5ef), + PCMCIA_DEVICE_PROD_ID12("Billionton", "LNA-100B", 0x552ab682, 0xbc3b87e1), + PCMCIA_DEVICE_PROD_ID12("CHEETAH ETHERCARD", "EN2228", 0x00fa7bc8, 0x00e990cc), + PCMCIA_DEVICE_PROD_ID12("CNet", "CNF301", 0xbc477dde, 0x78c5f40b), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXD", 0x5261440f, 0x436768c5), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEtherII PCC-TXD", 0x5261440f, 0x730df72e), + PCMCIA_DEVICE_PROD_ID12("Dynalink", "L100C16", 0x55632fd5, 0x66bc2a90), + PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100 V3)", 0x0733cc81, 0x232019a8), + PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC3-TX", 0x481e0094, 0xf91af609), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "100BASE", 0x281f1c5d, 0x7c2add04), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FastEtherCard", 0x281f1c5d, 0x7ef26116), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FEP501", 0x281f1c5d, 0x2e272058), + PCMCIA_DEVICE_PROD_ID14("Network Everywhere", "AX88190", 0x820a67b6, 0xab9be5ef), + /* this is not specific enough */ + /* PCMCIA_DEVICE_MANF_CARD(0x021b, 0x0202), */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, axnet_ids); + static struct pcmcia_driver axnet_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -857,6 +885,7 @@ static struct pcmcia_driver axnet_cs_driver = { }, .attach = axnet_attach, .detach = axnet_detach, + .id_table = axnet_ids, }; static int __init init_axnet_cs(void) diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c index 4294e1e..68d58cc 100644 --- a/drivers/net/pcmcia/com20020_cs.c +++ b/drivers/net/pcmcia/com20020_cs.c @@ -483,7 +483,11 @@ static int com20020_event(event_t event, int priority, return 0; } /* com20020_event */ - +static struct pcmcia_device_id com20020_ids[] = { + PCMCIA_DEVICE_PROD_ID12("Contemporary Control Systems, Inc.", "PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, com20020_ids); static struct pcmcia_driver com20020_cs_driver = { .owner = THIS_MODULE, @@ -492,6 +496,7 @@ static struct pcmcia_driver com20020_cs_driver = { }, .attach = com20020_attach, .detach = com20020_detach, + .id_table = com20020_ids, }; static int __init init_com20020_cs(void) diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 0424865..917adbb 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -435,7 +435,9 @@ static void fmvj18x_config(dev_link_t *link) pcmcia_get_status(handle, &status); if (status.CardState & CS_EVENT_3VCARD) link->conf.Vcc = 33; /* inserted in 3.3V slot */ - } else if (le16_to_cpu(buf[1]) == PRODID_TDK_GN3410) { + } else if (le16_to_cpu(buf[1]) == PRODID_TDK_GN3410 + || le16_to_cpu(buf[1]) == PRODID_TDK_NP9610 + || le16_to_cpu(buf[1]) == PRODID_TDK_MN3200) { /* MultiFunction Card */ link->conf.ConfigBase = 0x800; link->conf.ConfigIndex = 0x47; @@ -764,6 +766,31 @@ static int fmvj18x_event(event_t event, int priority, return 0; } /* fmvj18x_event */ +static struct pcmcia_device_id fmvj18x_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004), + PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59), + PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922), + PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922), + PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db), + PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e), + PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2), + PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4), + PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6), + PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6), + PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666), + PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70), + PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a), + PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2), + PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454), + PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da), + PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids); + static struct pcmcia_driver fmvj18x_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -771,6 +798,7 @@ static struct pcmcia_driver fmvj18x_cs_driver = { }, .attach = fmvj18x_attach, .detach = fmvj18x_detach, + .id_table = fmvj18x_ids, }; static int __init init_fmvj18x_cs(void) diff --git a/drivers/net/pcmcia/ibmtr_cs.c b/drivers/net/pcmcia/ibmtr_cs.c index 3107ccf..cf6d073 100644 --- a/drivers/net/pcmcia/ibmtr_cs.c +++ b/drivers/net/pcmcia/ibmtr_cs.c @@ -119,9 +119,6 @@ static void ibmtr_detach(dev_link_t *); static dev_link_t *dev_list; -extern int ibmtr_probe_card(struct net_device *dev); -extern irqreturn_t tok_interrupt (int irq, void *dev_id, struct pt_regs *regs); - /*====================================================================*/ typedef struct ibmtr_dev_t { @@ -511,6 +508,13 @@ static void ibmtr_hw_setup(struct net_device *dev, u_int mmiobase) return; } +static struct pcmcia_device_id ibmtr_ids[] = { + PCMCIA_DEVICE_PROD_ID12("3Com", "TokenLink Velocity PC Card", 0x41240e5b, 0x82c3734e), + PCMCIA_DEVICE_PROD_ID12("IBM", "TOKEN RING", 0xb569a6e5, 0xbf8eed47), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, ibmtr_ids); + static struct pcmcia_driver ibmtr_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -518,6 +522,7 @@ static struct pcmcia_driver ibmtr_cs_driver = { }, .attach = ibmtr_attach, .detach = ibmtr_detach, + .id_table = ibmtr_ids, }; static int __init init_ibmtr_cs(void) diff --git a/drivers/net/pcmcia/nmclan_cs.c b/drivers/net/pcmcia/nmclan_cs.c index 4603807..b86e725 100644 --- a/drivers/net/pcmcia/nmclan_cs.c +++ b/drivers/net/pcmcia/nmclan_cs.c @@ -1675,6 +1675,13 @@ static void set_multicast_list(struct net_device *dev) } /* set_multicast_list */ +static struct pcmcia_device_id nmclan_ids[] = { + PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Ethernet", 0x085a850b, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("Portable Add-ons", "Ethernet", 0x0ebf1d60, 0x00b2e941), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, nmclan_ids); + static struct pcmcia_driver nmclan_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -1682,6 +1689,7 @@ static struct pcmcia_driver nmclan_cs_driver = { }, .attach = nmclan_attach, .detach = nmclan_detach, + .id_table = nmclan_ids, }; static int __init init_nmclan_cs(void) diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index 181b6ed..855a45d 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1155,11 +1155,13 @@ static int set_config(struct net_device *dev, struct ifmap *map) static irqreturn_t ei_irq_wrapper(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; - pcnet_dev_t *info = PRIV(dev); + pcnet_dev_t *info; irqreturn_t ret = ei_interrupt(irq, dev_id, regs); - if (ret == IRQ_HANDLED) + if (ret == IRQ_HANDLED) { + info = PRIV(dev); info->stale = 0; + } return ret; } @@ -1350,7 +1352,7 @@ static void dma_block_input(struct net_device *dev, int count, if (count & 0x01) buf[count-1] = inb(nic_base + PCNET_DATAPORT), xfer_count++; - /* This was for the ALPHA version only, but enough people have + /* This was for the ALPHA version only, but enough people have been encountering problems that it is still here. */ #ifdef PCMCIA_DEBUG if (ei_debug > 4) { /* DMA termination address check... */ @@ -1424,7 +1426,7 @@ static void dma_block_output(struct net_device *dev, int count, dma_start = jiffies; #ifdef PCMCIA_DEBUG - /* This was for the ALPHA version only, but enough people have + /* This was for the ALPHA version only, but enough people have been encountering problems that it is still here. */ if (ei_debug > 4) { /* DMA termination address check... */ int addr, tries = 20; @@ -1635,6 +1637,208 @@ failed: /*====================================================================*/ +static struct pcmcia_device_id pcnet_ids[] = { + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0057, 0x0021), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0104, 0x000a), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0xea15), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0143, 0x3341), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0143, 0xc0ab), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x021b, 0x0101), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x08a1, 0xc0ab), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "AnyCom", "Fast Ethernet ", 0x578ba6e7, 0x02d92d1e), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "D-Link", "DME336T", 0x1a424a1c, 0xb23897ff), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Grey Cell", "GCS3000", 0x2a151fac, 0x48b932ae), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Linksys", "EtherFast 10&100 + 56K PC Card (PCMLM56)", 0x0733cc81, 0xb3765033), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "LINKSYS", "PCMLM336", 0xf7cb0b07, 0x7a821b58), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "PCMCIAs", "LanModem", 0xdcfe12d3, 0xc67c648f), + PCMCIA_MFC_DEVICE_PROD_ID12(0, "IBM", "Home and Away 28.8 PC Card ", 0xb569a6e5, 0x5bd4ff2c), + PCMCIA_MFC_DEVICE_PROD_ID12(0, "IBM", "Home and Away Credit Card Adapter", 0xb569a6e5, 0x4bdf15c3), + PCMCIA_MFC_DEVICE_PROD_ID12(0, "IBM", "w95 Home and Away Credit Card ", 0xb569a6e5, 0xae911c15), + PCMCIA_MFC_DEVICE_PROD_ID123(0, "APEX DATA", "MULTICARD", "ETHERNET-MODEM", 0x11c2da09, 0x7289dc5d, 0xaad95e1f), + PCMCIA_MFC_DEVICE_PROD_ID2(0, "FAX/Modem/Ethernet Combo Card ", 0x1ed59302), + PCMCIA_DEVICE_MANF_CARD(0x0057, 0x1004), + PCMCIA_DEVICE_MANF_CARD(0x0104, 0x000d), + PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0075), + PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0145), + PCMCIA_DEVICE_MANF_CARD(0x0149, 0x0230), + PCMCIA_DEVICE_MANF_CARD(0x0149, 0x4530), +/* PCMCIA_DEVICE_MANF_CARD(0x0149, 0xc1ab), conflict with axnet_cs */ + PCMCIA_DEVICE_MANF_CARD(0x0186, 0x0110), + PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x2328), + PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x8041), + PCMCIA_DEVICE_MANF_CARD(0x0213, 0x2452), +/* PCMCIA_DEVICE_MANF_CARD(0x021b, 0x0202), conflict with axnet_cs */ + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0300), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0307), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x030a), + PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1103), + PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1121), + PCMCIA_DEVICE_PROD_ID12("2408LAN", "Ethernet", 0x352fff7f, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID123("Cardwell", "PCMCIA", "ETHERNET", 0x9533672e, 0x281f1c5d, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID123("CNet ", "CN30BC", "ETHERNET", 0x9fe55d3d, 0x85601198, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID123("Digital", "Ethernet", "Adapter", 0x9999ab35, 0x00b2e941, 0x4b0d829e), + PCMCIA_DEVICE_PROD_ID123("Edimax Technology Inc.", "PCMCIA", "Ethernet Card", 0x738a0019, 0x281f1c5d, 0x5e9d92c0), + PCMCIA_DEVICE_PROD_ID123("EFA ", "EFA207", "ETHERNET", 0x3d294be4, 0xeb9aab6c, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID123("I-O DATA", "PCLA", "ETHERNET", 0x1d55d7ec, 0xe4c64d34, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID123("IO DATA", "PCLATE", "ETHERNET", 0x547e66dc, 0x6b260753, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID123("KingMax Technology Inc.", "EN10-T2", "PCMCIA Ethernet Card", 0x932b7189, 0x699e4436, 0x6f6652e0), + PCMCIA_DEVICE_PROD_ID123("PCMCIA", "PCMCIA-ETHERNET-CARD", "UE2216", 0x281f1c5d, 0xd4cd2f20, 0xb87add82), + PCMCIA_DEVICE_PROD_ID123("PCMCIA", "PCMCIA-ETHERNET-CARD", "UE2620", 0x281f1c5d, 0xd4cd2f20, 0x7d3d83a8), + PCMCIA_DEVICE_PROD_ID1("2412LAN", 0x67f236ab), + PCMCIA_DEVICE_PROD_ID12("ACCTON", "EN2212", 0xdfc6b5b2, 0xcb112a11), + PCMCIA_DEVICE_PROD_ID12("ACCTON", "EN2216-PCMCIA-ETHERNET", 0xdfc6b5b2, 0x5542bfff), + PCMCIA_DEVICE_PROD_ID12("Allied Telesis, K.K.", "CentreCOM LA100-PCM-T V2 100/10M LAN PC Card", 0xbb7fbdd7, 0xcd91cc68), + PCMCIA_DEVICE_PROD_ID12("Allied Telesis, K.K.", "CentreCOM LA-PCM", 0xbb7fbdd7, 0x5ba10d49), + PCMCIA_DEVICE_PROD_ID12("Allied Telesis K.K.", "LA100-PCM V2", 0x36634a66, 0xc6d05997), + PCMCIA_DEVICE_PROD_ID12("Allied Telesis, K.K.", "CentreCOM LA-PCM_V2", 0xbb7fBdd7, 0x28e299f8), + PCMCIA_DEVICE_PROD_ID12("Allied Telesis K.K.", "LA-PCM V3", 0x36634a66, 0x62241d96), + PCMCIA_DEVICE_PROD_ID12("AmbiCom", "AMB8010", 0x5070a7f9, 0x82f96e96), + PCMCIA_DEVICE_PROD_ID12("AmbiCom", "AMB8610", 0x5070a7f9, 0x86741224), + PCMCIA_DEVICE_PROD_ID12("AmbiCom Inc", "AMB8002", 0x93b15570, 0x75ec3efb), + PCMCIA_DEVICE_PROD_ID12("AmbiCom Inc", "AMB8002T", 0x93b15570, 0x461c5247), + PCMCIA_DEVICE_PROD_ID12("AmbiCom Inc", "AMB8010", 0x93b15570, 0x82f96e96), + PCMCIA_DEVICE_PROD_ID12("AnyCom", "ECO Ethernet", 0x578ba6e7, 0x0a9888c1), + PCMCIA_DEVICE_PROD_ID12("AnyCom", "ECO Ethernet 10/100", 0x578ba6e7, 0x939fedbd), + PCMCIA_DEVICE_PROD_ID12("AROWANA", "PCMCIA Ethernet LAN Card", 0x313adbc8, 0x08d9f190), + PCMCIA_DEVICE_PROD_ID12("ASANTE", "FriendlyNet PC Card", 0x3a7ade0f, 0x41c64504), + PCMCIA_DEVICE_PROD_ID12("Billionton", "LNT-10TB", 0x552ab682, 0xeeb1ba6a), + PCMCIA_DEVICE_PROD_ID12("CF", "10Base-Ethernet", 0x44ebf863, 0x93ae4d79), + PCMCIA_DEVICE_PROD_ID12("CNet", "CN40BC Ethernet", 0xbc477dde, 0xfba775a7), + PCMCIA_DEVICE_PROD_ID12("COMPU-SHACK", "BASEline PCMCIA 10 MBit Ethernetadapter", 0xfa2e424d, 0xe9190d8a), + PCMCIA_DEVICE_PROD_ID12("COMPU-SHACK", "FASTline PCMCIA 10/100 Fast-Ethernet", 0xfa2e424d, 0x3953d9b9), + PCMCIA_DEVICE_PROD_ID12("CONTEC", "C-NET(PC)C-10L", 0x21cab552, 0xf6f90722), + PCMCIA_DEVICE_PROD_ID12("corega", "FEther PCC-TXF", 0x0a21501a, 0xa51564a2), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-T", 0x5261440f, 0xfa9d85bd), + PCMCIA_DEVICE_PROD_ID12("Corega K.K.", "corega EtherII PCC-TD", 0xd4fdcbd8, 0xc49bd73d), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega Ether PCC-T", 0x5261440f, 0x6705fcaa), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FastEther PCC-TX", 0x5261440f, 0x485e85d9), + PCMCIA_DEVICE_PROD_ID12("Corega,K.K.", "Ethernet LAN Card", 0x110d26d9, 0x9fd2f0a2), + PCMCIA_DEVICE_PROD_ID12("corega,K.K.", "Ethernet LAN Card", 0x9791a90e, 0x9fd2f0a2), + PCMCIA_DEVICE_PROD_ID12("CouplerlessPCMCIA", "100BASE", 0xee5af0ad, 0x7c2add04), + PCMCIA_DEVICE_PROD_ID12("CyQ've", "ELA-010", 0x77008979, 0x9d8d445d), + PCMCIA_DEVICE_PROD_ID12("CyQ've", "ELA-110E 10/100M LAN Card", 0x77008979, 0xfd184814), + PCMCIA_DEVICE_PROD_ID12("DataTrek.", "NetCard ", 0x5cd66d9d, 0x84697ce0), + PCMCIA_DEVICE_PROD_ID12("Dayna Communications, Inc.", "CommuniCard E", 0x0c629325, 0xb4e7dbaf), + PCMCIA_DEVICE_PROD_ID12("Digicom", "Palladio LAN 10/100", 0x697403d8, 0xe160b995), + PCMCIA_DEVICE_PROD_ID12("Digicom", "Palladio LAN 10/100 Dongless", 0x697403d8, 0xa6d3b233), + PCMCIA_DEVICE_PROD_ID12("DIGITAL", "DEPCM-XX", 0x69616cb3, 0xe600e76e), + PCMCIA_DEVICE_PROD_ID12("D-Link", "DE-650", 0x1a424a1c, 0xf28c8398), + PCMCIA_DEVICE_PROD_ID12("D-Link", "DE-660", 0x1a424a1c, 0xd9a1d05b), + PCMCIA_DEVICE_PROD_ID12("D-Link", "DFE-650", 0x1a424a1c, 0x0f0073f9), + PCMCIA_DEVICE_PROD_ID12("Dual Speed", "10/100 PC Card", 0x725b842d, 0xf1efee84), + PCMCIA_DEVICE_PROD_ID12("Dual Speed", "10/100 Port Attached PC Card", 0x725b842d, 0x2db1f8e9), + PCMCIA_DEVICE_PROD_ID12("Dynalink", "L10BC", 0x55632fd5, 0xdc65f2b1), + PCMCIA_DEVICE_PROD_ID12("DYNALINK", "L10BC", 0x6a26d1cf, 0xdc65f2b1), + PCMCIA_DEVICE_PROD_ID12("DYNALINK", "L10C", 0x6a26d1cf, 0xc4f84efb), + PCMCIA_DEVICE_PROD_ID12("E-CARD", "E-CARD", 0x6701da11, 0x6701da11), + PCMCIA_DEVICE_PROD_ID12("EIGER Labs Inc.", "Ethernet 10BaseT card", 0x53c864c6, 0xedd059f6), + PCMCIA_DEVICE_PROD_ID12("EIGER Labs Inc.", "Ethernet Combo card", 0x53c864c6, 0x929c486c), + PCMCIA_DEVICE_PROD_ID12("Ethernet", "Adapter", 0x00b2e941, 0x4b0d829e), + PCMCIA_DEVICE_PROD_ID12("Ethernet Adapter", "E2000 PCMCIA Ethernet", 0x96767301, 0x71fbbc61), + PCMCIA_DEVICE_PROD_ID12("Ethernet PCMCIA adapter", "EP-210", 0x8dd86181, 0xf2b52517), + PCMCIA_DEVICE_PROD_ID12("Fast Ethernet", "Adapter", 0xb4be14e3, 0x4b0d829e), + PCMCIA_DEVICE_PROD_ID12("Grey Cell", "GCS2000", 0x2a151fac, 0xf00555cb), + PCMCIA_DEVICE_PROD_ID12("Grey Cell", "GCS2220", 0x2a151fac, 0xc1b7e327), + PCMCIA_DEVICE_PROD_ID12("GVC", "NIC-2000p", 0x76e171bd, 0x6eb1c947), + PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "Ethernet", 0xe3736c88, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("IC-CARD", "IC-CARD", 0x60cb09a6, 0x60cb09a6), + PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCETTX", 0x547e66dc, 0x6fc5459b), + PCMCIA_DEVICE_PROD_ID12("iPort", "10/100 Ethernet Card", 0x56c538d2, 0x11b0ffc0), + PCMCIA_DEVICE_PROD_ID12("KANSAI ELECTRIC CO.,LTD", "KLA-PCM/T", 0xb18dc3b4, 0xcc51a956), + PCMCIA_DEVICE_PROD_ID12("KCI", "PE520 PCMCIA Ethernet Adapter", 0xa89b87d3, 0x1eb88e64), + PCMCIA_DEVICE_PROD_ID12("KINGMAX", "EN10T2T", 0x7bcb459a, 0xa5c81fa5), + PCMCIA_DEVICE_PROD_ID12("Kingston", "KNE-PC2", 0x1128e633, 0xce2a89b3), + PCMCIA_DEVICE_PROD_ID12("Kingston Technology Corp.", "EtheRx PC Card Ethernet Adapter", 0x313c7be3, 0x0afb54a2), + PCMCIA_DEVICE_PROD_ID12("Laneed", "LD-10/100CD", 0x1b7827b2, 0xcda71d1c), + PCMCIA_DEVICE_PROD_ID12("Laneed", "LD-CDF", 0x1b7827b2, 0xfec71e40), + PCMCIA_DEVICE_PROD_ID12("Laneed", "LD-CDL/T", 0x1b7827b2, 0x79fba4f7), + PCMCIA_DEVICE_PROD_ID12("Laneed", "LD-CDS", 0x1b7827b2, 0x931afaab), + PCMCIA_DEVICE_PROD_ID12("Linksys", "Combo PCMCIA EthernetCard (EC2T)", 0x0733cc81, 0x32ee8c78), + PCMCIA_DEVICE_PROD_ID12("LINKSYS", "E-CARD", 0xf7cb0b07, 0x6701da11), + PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 Integrated PC Card (PCM100)", 0x0733cc81, 0x453c3f9d), + PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100)", 0x0733cc81, 0x66c5a389), + PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100 V2)", 0x0733cc81, 0x3a3b28e9), + PCMCIA_DEVICE_PROD_ID12("Linksys", "HomeLink Phoneline ", 0x0733cc81, 0x5e07cfa0), + PCMCIA_DEVICE_PROD_ID12("Logitec", "LPM-LN100TX", 0x88fcdeda, 0x6d772737), + PCMCIA_DEVICE_PROD_ID12("Logitec", "LPM-LN20T", 0x88fcdeda, 0x81090922), + PCMCIA_DEVICE_PROD_ID12("LONGSHINE", "PCMCIA Ethernet Card", 0xf866b0b0, 0x6f6652e0), + PCMCIA_DEVICE_PROD_ID12("MACNICA", "ME1-JEIDA", 0x20841b68, 0xaf8a3578), + PCMCIA_DEVICE_PROD_ID12("Macsense", "MPC-10", 0xd830297f, 0xd265c307), + PCMCIA_DEVICE_PROD_ID12("Matsushita Electric Industrial Co.,LTD.", "CF-VEL211", 0x44445376, 0x8ded41d4), + PCMCIA_DEVICE_PROD_ID12("MAXTECH", "PCN2000", 0x78d64bc0, 0xca0ca4b8), + PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC2-T", 0x481e0094, 0xa2eb0cf3), + PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC2-TX", 0x481e0094, 0x41a6916c), + PCMCIA_DEVICE_PROD_ID12("Microcom C.E.", "Travel Card LAN 10/100", 0x4b91cec7, 0xe70220d6), + PCMCIA_DEVICE_PROD_ID12("Microdyne", "NE4200", 0x2e6da59b, 0x0478e472), + PCMCIA_DEVICE_PROD_ID12("MIDORI ELEC.", "LT-PCMT", 0x648d55c1, 0xbde526c7), + PCMCIA_DEVICE_PROD_ID12("National Semiconductor", "InfoMover 4100", 0x36e1191f, 0x60c229b9), + PCMCIA_DEVICE_PROD_ID12("National Semiconductor", "InfoMover NE4100", 0x36e1191f, 0xa6617ec8), + PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J12", 0x18df0ba0, 0xbc912d76), + PCMCIA_DEVICE_PROD_ID12("NETGEAR", "FA410TX", 0x9aa79dc3, 0x60e5bc0e), + PCMCIA_DEVICE_PROD_ID12("NETGEAR", "FA411", 0x9aa79dc3, 0x40fad875), + PCMCIA_DEVICE_PROD_ID12("Network Everywhere", "Fast Ethernet 10/100 PC Card", 0x820a67b6, 0x31ed1a5f), + PCMCIA_DEVICE_PROD_ID12("NextCom K.K.", "Next Hawk", 0xaedaec74, 0xad050ef1), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "10/100Mbps Ethernet Card", 0x281f1c5d, 0x6e41773b), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Ethernet", 0x281f1c5d, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "ETHERNET", 0x281f1c5d, 0x3ff7175b), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Ethernet 10BaseT Card", 0x281f1c5d, 0x4de2f6c8), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Ethernet Card", 0x281f1c5d, 0x5e9d92c0), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Ethernet Combo card", 0x281f1c5d, 0x929c486c), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "ETHERNET V1.0", 0x281f1c5d, 0x4d8817c8), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FastEthernet", 0x281f1c5d, 0xfe871eeb), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Fast-Ethernet", 0x281f1c5d, 0x45f1f3b4), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FAST ETHERNET CARD", 0x281f1c5d, 0xec5dbca7), + PCMCIA_DEVICE_PROD_ID12("PCMCIA LAN", "Ethernet", 0x7500e246, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "LNT-10TN", 0x281f1c5d, 0xe707f641), + PCMCIA_DEVICE_PROD_ID12("PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "UE2212", 0x281f1c5d, 0xbf17199b), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", " Ethernet NE2000 Compatible", 0x281f1c5d, 0x42d5d7e1), + PCMCIA_DEVICE_PROD_ID12("PRETEC", "Ethernet CompactLAN 10baseT 3.3V", 0xebf91155, 0x30074c80), + PCMCIA_DEVICE_PROD_ID12("PRETEC", "Ethernet CompactLAN 10BaseT 3.3V", 0xebf91155, 0x7f5a4f50), + PCMCIA_DEVICE_PROD_ID12("Psion Dacom", "Gold Card Ethernet", 0xf5f025c2, 0x3a30e110), + PCMCIA_DEVICE_PROD_ID12("=RELIA==", "Ethernet", 0xcdd0644a, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("RP", "1625B Ethernet NE2000 Compatible", 0xe3e66e22, 0xb96150df), + PCMCIA_DEVICE_PROD_ID12("RPTI", "EP400 Ethernet NE2000 Compatible", 0xdc6f88fd, 0x4a7e2ae0), + PCMCIA_DEVICE_PROD_ID12("RPTI", "EP401 Ethernet NE2000 Compatible", 0xdc6f88fd, 0x4bcbd7fd), + PCMCIA_DEVICE_PROD_ID12("RPTI LTD.", "EP400", 0xc53ac515, 0x81e39388), + PCMCIA_DEVICE_PROD_ID12("SCM", "Ethernet Combo card", 0xbdc3b102, 0x929c486c), + PCMCIA_DEVICE_PROD_ID12("Seiko Epson Corp.", "Ethernet", 0x09928730, 0x00b2e941), + PCMCIA_DEVICE_PROD_ID12("SMC", "EZCard-10-PCMCIA", 0xc4f8b18b, 0xfb21d265), + PCMCIA_DEVICE_PROD_ID12("Socket Communications Inc", "Socket EA PCMCIA LAN Adapter Revision D", 0xc70a4760, 0x2ade483e), + PCMCIA_DEVICE_PROD_ID12("Socket Communications Inc", "Socket EA PCMCIA LAN Adapter Revision E", 0xc70a4760, 0x5dd978a8), + PCMCIA_DEVICE_PROD_ID12("TDK", "LAK-CD031 for PCMCIA", 0x1eae9475, 0x0ed386fa), + PCMCIA_DEVICE_PROD_ID12("Telecom Device K.K.", "SuperSocket RE450T", 0x466b05f0, 0x8b74bc4f), + PCMCIA_DEVICE_PROD_ID12("Telecom Device K.K.", "SuperSocket RE550T", 0x466b05f0, 0x33c8db2a), + PCMCIA_DEVICE_PROD_ID13("Hypertec", "EP401", 0x8787bec7, 0xf6e4a31e), + PCMCIA_DEVICE_PROD_ID13("KingMax Technology Inc.", "Ethernet Card", 0x932b7189, 0x5e9d92c0), + PCMCIA_DEVICE_PROD_ID13("LONGSHINE", "EP401", 0xf866b0b0, 0xf6e4a31e), + PCMCIA_DEVICE_PROD_ID13("Xircom", "CFE-10", 0x2e3ee845, 0x22a49f89), + PCMCIA_DEVICE_PROD_ID1("CyQ've 10 Base-T LAN CARD", 0x94faf360), + PCMCIA_DEVICE_PROD_ID1("EP-210 PCMCIA LAN CARD.", 0x8850b4de), + PCMCIA_DEVICE_PROD_ID1("ETHER-C16", 0x06a8514f), + PCMCIA_DEVICE_PROD_ID1("IC-CARD", 0x60cb09a6), + PCMCIA_DEVICE_PROD_ID1("NE2000 Compatible", 0x75b8ad5a), + PCMCIA_DEVICE_PROD_ID2("EN-6200P2", 0xa996d078), + /* too generic! */ + /* PCMCIA_DEVICE_PROD_ID12("PCMCIA", "10/100 Ethernet Card", 0x281f1c5d, 0x11b0ffc0), */ + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"), + PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"), + PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "DP83903.cis"), + PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "LA-PCM.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("KTI", "PE520 PLUS", 0xad180345, 0x9d58d392, "PE520.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "NE2K.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "tamarack.cis"), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, pcnet_ids); + static struct pcmcia_driver pcnet_driver = { .drv = { .name = "pcnet_cs", @@ -1642,6 +1846,7 @@ static struct pcmcia_driver pcnet_driver = { .attach = pcnet_attach, .detach = pcnet_detach, .owner = THIS_MODULE, + .id_table = pcnet_ids, }; static int __init init_pcnet_cs(void) diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 85a1521..bc01c88 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -127,6 +127,12 @@ struct smc_private { int rx_ovrn; }; +struct smc_cfg_mem { + tuple_t tuple; + cisparse_t parse; + u_char buf[255]; +}; + /* Special definitions for Megahertz multifunction cards */ #define MEGAHERTZ_ISR 0x0380 @@ -498,14 +504,24 @@ static int mhz_mfc_config(dev_link_t *link) { struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); - tuple_t tuple; - cisparse_t parse; - u_char buf[255]; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; + u_char *buf; win_req_t req; memreq_t mem; int i, k; + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; link->irq.Attributes = @@ -514,12 +530,12 @@ static int mhz_mfc_config(dev_link_t *link) link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts2 = 8; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - i = first_tuple(link->handle, &tuple, &parse); + i = first_tuple(link->handle, tuple, parse); /* The Megahertz combo cards have modem-like CIS entries, so we have to explicitly try a bunch of port combinations. */ while (i == CS_SUCCESS) { @@ -532,10 +548,10 @@ static int mhz_mfc_config(dev_link_t *link) if (i == CS_SUCCESS) break; } if (i == CS_SUCCESS) break; - i = next_tuple(link->handle, &tuple, &parse); + i = next_tuple(link->handle, tuple, parse); } if (i != CS_SUCCESS) - return i; + goto free_cfg_mem; dev->base_addr = link->io.BasePort1; /* Allocate a memory window, for accessing the ISR */ @@ -544,7 +560,7 @@ static int mhz_mfc_config(dev_link_t *link) req.AccessSpeed = 0; i = pcmcia_request_window(&link->handle, &req, &link->win); if (i != CS_SUCCESS) - return i; + goto free_cfg_mem; smc->base = ioremap(req.Base, req.Size); mem.CardOffset = mem.Page = 0; if (smc->manfid == MANFID_MOTOROLA) @@ -556,6 +572,8 @@ static int mhz_mfc_config(dev_link_t *link) && (smc->cardid == PRODID_MEGAHERTZ_EM3288)) mhz_3288_power(link); +free_cfg_mem: + kfree(cfg_mem); return i; } @@ -563,39 +581,61 @@ static int mhz_setup(dev_link_t *link) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - u_char buf[255], *station_addr; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + u_char *buf, *station_addr; + int rc; + + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; /* Read the station address from the CIS. It is stored as the last (fourth) string in the Version 1 Version/ID tuple. */ - tuple.DesiredTuple = CISTPL_VERS_1; - if (first_tuple(handle, &tuple, &parse) != CS_SUCCESS) - return -1; + tuple->DesiredTuple = CISTPL_VERS_1; + if (first_tuple(handle, tuple, parse) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } /* Ugh -- the EM1144 card has two VERS_1 tuples!?! */ - if (next_tuple(handle, &tuple, &parse) != CS_SUCCESS) - first_tuple(handle, &tuple, &parse); - if (parse.version_1.ns > 3) { - station_addr = parse.version_1.str + parse.version_1.ofs[3]; - if (cvt_ascii_address(dev, station_addr) == 0) - return 0; + if (next_tuple(handle, tuple, parse) != CS_SUCCESS) + first_tuple(handle, tuple, parse); + if (parse->version_1.ns > 3) { + station_addr = parse->version_1.str + parse->version_1.ofs[3]; + if (cvt_ascii_address(dev, station_addr) == 0) { + rc = 0; + goto free_cfg_mem; + } } /* Another possibility: for the EM3288, in a special tuple */ - tuple.DesiredTuple = 0x81; - if (pcmcia_get_first_tuple(handle, &tuple) != CS_SUCCESS) - return -1; - if (pcmcia_get_tuple_data(handle, &tuple) != CS_SUCCESS) - return -1; + tuple->DesiredTuple = 0x81; + if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } + if (pcmcia_get_tuple_data(handle, tuple) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } buf[12] = '\0'; - if (cvt_ascii_address(dev, buf) == 0) - return 0; - - return -1; + if (cvt_ascii_address(dev, buf) == 0) { + rc = 0; + goto free_cfg_mem; + } + rc = -1; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================== @@ -665,19 +705,29 @@ static int mot_setup(dev_link_t *link) static int smc_config(dev_link_t *link) { struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; - u_char buf[255]; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + cistpl_cftable_entry_t *cf; + u_char *buf; int i; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; + + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + cf = &parse->cftable_entry; + buf = cfg_mem->buf; + + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; link->io.NumPorts1 = 16; - i = first_tuple(link->handle, &tuple, &parse); + i = first_tuple(link->handle, tuple, parse); while (i != CS_NO_MORE_ITEMS) { if (i == CS_SUCCESS) { link->conf.ConfigIndex = cf->index; @@ -686,10 +736,12 @@ static int smc_config(dev_link_t *link) i = pcmcia_request_io(link->handle, &link->io); if (i == CS_SUCCESS) break; } - i = next_tuple(link->handle, &tuple, &parse); + i = next_tuple(link->handle, tuple, parse); } if (i == CS_SUCCESS) dev->base_addr = link->io.BasePort1; + + kfree(cfg_mem); return i; } @@ -697,41 +749,58 @@ static int smc_setup(dev_link_t *link) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - cisparse_t parse; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; cistpl_lan_node_id_t *node_id; - u_char buf[255], *station_addr; - int i; + u_char *buf, *station_addr; + int i, rc; + + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return CS_OUT_OF_RESOURCE; - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; + + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; /* Check for a LAN function extension tuple */ - tuple.DesiredTuple = CISTPL_FUNCE; - i = first_tuple(handle, &tuple, &parse); + tuple->DesiredTuple = CISTPL_FUNCE; + i = first_tuple(handle, tuple, parse); while (i == CS_SUCCESS) { - if (parse.funce.type == CISTPL_FUNCE_LAN_NODE_ID) + if (parse->funce.type == CISTPL_FUNCE_LAN_NODE_ID) break; - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(handle, tuple, parse); } if (i == CS_SUCCESS) { - node_id = (cistpl_lan_node_id_t *)parse.funce.data; + node_id = (cistpl_lan_node_id_t *)parse->funce.data; if (node_id->nb == 6) { for (i = 0; i < 6; i++) dev->dev_addr[i] = node_id->id[i]; - return 0; + rc = 0; + goto free_cfg_mem; } } /* Try the third string in the Version 1 Version/ID tuple. */ - tuple.DesiredTuple = CISTPL_VERS_1; - if (first_tuple(handle, &tuple, &parse) != CS_SUCCESS) - return -1; - station_addr = parse.version_1.str + parse.version_1.ofs[2]; - if (cvt_ascii_address(dev, station_addr) == 0) - return 0; + tuple->DesiredTuple = CISTPL_VERS_1; + if (first_tuple(handle, tuple, parse) != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; + } + station_addr = parse->version_1.str + parse->version_1.ofs[2]; + if (cvt_ascii_address(dev, station_addr) == 0) { + rc = 0; + goto free_cfg_mem; + } - return -1; + rc = -1; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================*/ @@ -773,26 +842,36 @@ static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid) { client_handle_t handle = link->handle; struct net_device *dev = link->priv; - tuple_t tuple; - u_char buf[255]; - int i; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + u_char *buf; + int i, rc; + + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + return -1; + + tuple = &cfg_mem->tuple; + buf = cfg_mem->buf; - tuple.Attributes = TUPLE_RETURN_COMMON; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; + tuple->Attributes = TUPLE_RETURN_COMMON; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 255; + tuple->TupleOffset = 0; /* Read the station address from tuple 0x90, subtuple 0x04 */ - tuple.DesiredTuple = 0x90; - i = pcmcia_get_first_tuple(handle, &tuple); + tuple->DesiredTuple = 0x90; + i = pcmcia_get_first_tuple(handle, tuple); while (i == CS_SUCCESS) { - i = pcmcia_get_tuple_data(handle, &tuple); + i = pcmcia_get_tuple_data(handle, tuple); if ((i != CS_SUCCESS) || (buf[0] == 0x04)) break; - i = pcmcia_get_next_tuple(handle, &tuple); + i = pcmcia_get_next_tuple(handle, tuple); + } + if (i != CS_SUCCESS) { + rc = -1; + goto free_cfg_mem; } - if (i != CS_SUCCESS) - return -1; for (i = 0; i < 6; i++) dev->dev_addr[i] = buf[i+2]; @@ -814,8 +893,10 @@ static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid) inw(link->io.BasePort1 + OSITECH_AUI_PWR), inw(link->io.BasePort1 + OSITECH_RESET_ISR)); } - - return 0; + rc = 0; +free_cfg_mem: + kfree(cfg_mem); + return rc; } /*====================================================================== @@ -887,9 +968,10 @@ static void smc91c92_config(dev_link_t *link) client_handle_t handle = link->handle; struct net_device *dev = link->priv; struct smc_private *smc = netdev_priv(dev); - tuple_t tuple; - cisparse_t parse; - u_short buf[32]; + struct smc_cfg_mem *cfg_mem; + tuple_t *tuple; + cisparse_t *parse; + u_char *buf; char *name; int i, j, rev; kio_addr_t ioaddr; @@ -897,21 +979,29 @@ static void smc91c92_config(dev_link_t *link) DEBUG(0, "smc91c92_config(0x%p)\n", link); - tuple.Attributes = tuple.TupleOffset = 0; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleDataMax = sizeof(buf); + cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL); + if (!cfg_mem) + goto config_failed; - tuple.DesiredTuple = CISTPL_CONFIG; - i = first_tuple(handle, &tuple, &parse); - CS_EXIT_TEST(i, ParseTuple, config_failed); - link->conf.ConfigBase = parse.config.base; - link->conf.Present = parse.config.rmask[0]; + tuple = &cfg_mem->tuple; + parse = &cfg_mem->parse; + buf = cfg_mem->buf; - tuple.DesiredTuple = CISTPL_MANFID; - tuple.Attributes = TUPLE_RETURN_COMMON; - if (first_tuple(handle, &tuple, &parse) == CS_SUCCESS) { - smc->manfid = parse.manfid.manf; - smc->cardid = parse.manfid.card; + tuple->Attributes = tuple->TupleOffset = 0; + tuple->TupleData = (cisdata_t *)buf; + tuple->TupleDataMax = 64; + + tuple->DesiredTuple = CISTPL_CONFIG; + i = first_tuple(handle, tuple, parse); + CS_EXIT_TEST(i, ParseTuple, config_failed); + link->conf.ConfigBase = parse->config.base; + link->conf.Present = parse->config.rmask[0]; + + tuple->DesiredTuple = CISTPL_MANFID; + tuple->Attributes = TUPLE_RETURN_COMMON; + if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { + smc->manfid = parse->manfid.manf; + smc->cardid = parse->manfid.card; } /* Configure card */ @@ -1046,7 +1136,7 @@ static void smc91c92_config(dev_link_t *link) printk(KERN_NOTICE " No MII transceivers found!\n"); } } - + kfree(cfg_mem); return; config_undo: @@ -1054,6 +1144,7 @@ config_undo: config_failed: /* CS_EXIT_TEST() calls jump to here... */ smc91c92_release(link); link->state &= ~DEV_CONFIG_PENDING; + kfree(cfg_mem); } /* smc91c92_config */ @@ -2236,6 +2327,38 @@ static int smc_ioctl (struct net_device *dev, struct ifreq *rq, int cmd) return rc; } +static struct pcmcia_device_id smc91c92_ids[] = { + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0109, 0x0501), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0140, 0x000a), + PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63), + PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63), + PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef), + PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x016c, 0x0020), + PCMCIA_DEVICE_MANF_CARD(0x016c, 0x0023), + PCMCIA_DEVICE_PROD_ID123("BASICS by New Media Corporation", "Ethernet", "SMC91C94", 0x23c78a9d, 0x00b2e941, 0xcef397fb), + PCMCIA_DEVICE_PROD_ID12("ARGOSY", "Fast Ethernet PCCard", 0x78f308dc, 0xdcea68bc), + PCMCIA_DEVICE_PROD_ID12("dit Co., Ltd.", "PC Card-10/100BTX", 0xe59365c8, 0x6a2161d1), + PCMCIA_DEVICE_PROD_ID12("DYNALINK", "L100C", 0x6a26d1cf, 0xc16ce9c5), + PCMCIA_DEVICE_PROD_ID12("Farallon", "Farallon Enet", 0x58d93fc4, 0x244734e9), + PCMCIA_DEVICE_PROD_ID12("Megahertz", "CC10BT/2", 0x33234748, 0x3c95b953), + PCMCIA_DEVICE_PROD_ID12("MELCO/SMC", "LPC-TX", 0xa2cd8e6d, 0x42da662a), + PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Fast Ethernet PCCard", 0x281f1c5d, 0xdcea68bc), + PCMCIA_DEVICE_PROD_ID12("Psion", "10Mb Ethernet", 0x4ef00b21, 0x844be9e9), + PCMCIA_DEVICE_PROD_ID12("SMC", "EtherEZ Ethernet 8020", 0xc4f8b18b, 0x4a0eeb2d), + /* These conflict with other cards! */ + /* PCMCIA_DEVICE_MANF_CARD(0x0186, 0x0100), */ + /* PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab), */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, smc91c92_ids); + static struct pcmcia_driver smc91c92_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -2243,6 +2366,7 @@ static struct pcmcia_driver smc91c92_cs_driver = { }, .attach = smc91c92_attach, .detach = smc91c92_detach, + .id_table = smc91c92_ids, }; static int __init init_smc91c92_cs(void) diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 58177d6..0cd225e 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -1983,6 +1983,33 @@ do_stop(struct net_device *dev) return 0; } +static struct pcmcia_device_id xirc2ps_ids[] = { + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0089, 0x110a), + PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0138, 0x110a), + PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea), + PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM33", 0x2e3ee845, 0x80609023), + PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a), + PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29), + PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719), + PCMCIA_PFC_DEVICE_PROD_ID12(0, "Xircom", "CreditCard Ethernet", 0x2e3ee845, 0xc0e778c2), + PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x010a), + PCMCIA_DEVICE_PROD_ID13("Toshiba Information Systems", "TPCENET", 0x1b3b94fe, 0xf381c1a2), + PCMCIA_DEVICE_PROD_ID13("Xircom", "CE3-10/100", 0x2e3ee845, 0x0ec0ac37), + PCMCIA_DEVICE_PROD_ID13("Xircom", "PS-CE2-10", 0x2e3ee845, 0x947d9073), + PCMCIA_DEVICE_PROD_ID13("Xircom", "R2E-100BTX", 0x2e3ee845, 0x2464a6e3), + PCMCIA_DEVICE_PROD_ID13("Xircom", "RE-10", 0x2e3ee845, 0x3e08d609), + PCMCIA_DEVICE_PROD_ID13("Xircom", "XE2000", 0x2e3ee845, 0xf7188e46), + PCMCIA_DEVICE_PROD_ID12("Compaq", "Ethernet LAN Card", 0x54f7c49c, 0x9fd2f0a2), + PCMCIA_DEVICE_PROD_ID12("Compaq", "Netelligent 10/100 PC Card", 0x54f7c49c, 0xefe96769), + PCMCIA_DEVICE_PROD_ID12("Intel", "EtherExpress(TM) PRO/100 PC Card Mobile Adapter16", 0x816cc815, 0x174397db), + PCMCIA_DEVICE_PROD_ID12("Toshiba", "10/100 Ethernet PC Card", 0x44a09d9c, 0xb44deecf), + /* also matches CFE-10 cards! */ + /* PCMCIA_DEVICE_MANF_CARD(0x0105, 0x010a), */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, xirc2ps_ids); + + static struct pcmcia_driver xirc2ps_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -1990,6 +2017,7 @@ static struct pcmcia_driver xirc2ps_cs_driver = { }, .attach = xirc2ps_attach, .detach = xirc2ps_detach, + .id_table = xirc2ps_ids, }; static int __init diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c index 13f1148..113b680 100644 --- a/drivers/net/pcnet32.c +++ b/drivers/net/pcnet32.c @@ -850,7 +850,7 @@ static int pcnet32_phys_id(struct net_device *dev, u32 data) if ((!data) || (data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))) data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); - schedule_timeout(data * HZ); + msleep_interruptible(data * 1000); del_timer_sync(&lp->blink_timer); /* Restore the original value of the bcrs */ @@ -1602,7 +1602,7 @@ pcnet32_init_ring(struct net_device *dev) rmb(); if (lp->rx_dma_addr[i] == 0) - lp->rx_dma_addr[i] = pci_map_single(lp->pci_dev, rx_skbuff->tail, + lp->rx_dma_addr[i] = pci_map_single(lp->pci_dev, rx_skbuff->data, PKT_BUF_SZ-2, PCI_DMA_FROMDEVICE); lp->rx_ring[i].base = (u32)le32_to_cpu(lp->rx_dma_addr[i]); lp->rx_ring[i].buf_length = le16_to_cpu(2-PKT_BUF_SZ); @@ -1983,7 +1983,7 @@ pcnet32_rx(struct net_device *dev) lp->rx_skbuff[entry] = newskb; newskb->dev = dev; lp->rx_dma_addr[entry] = - pci_map_single(lp->pci_dev, newskb->tail, + pci_map_single(lp->pci_dev, newskb->data, PKT_BUF_SZ-2, PCI_DMA_FROMDEVICE); lp->rx_ring[entry].base = le32_to_cpu(lp->rx_dma_addr[entry]); rx_in_place = 1; @@ -2020,7 +2020,7 @@ pcnet32_rx(struct net_device *dev) PKT_BUF_SZ-2, PCI_DMA_FROMDEVICE); eth_copy_and_sum(skb, - (unsigned char *)(lp->rx_skbuff[entry]->tail), + (unsigned char *)(lp->rx_skbuff[entry]->data), pkt_len,0); pci_dma_sync_single_for_device(lp->pci_dev, lp->rx_dma_addr[entry], diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index ce449fe..d5afe05 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -1876,7 +1876,7 @@ static int rtl8169_alloc_rx_skb(struct pci_dev *pdev, struct sk_buff **sk_buff, skb_reserve(skb, NET_IP_ALIGN); *sk_buff = skb; - mapping = pci_map_single(pdev, skb->tail, rx_buf_sz, + mapping = pci_map_single(pdev, skb->data, rx_buf_sz, PCI_DMA_FROMDEVICE); rtl8169_map_to_asic(desc, mapping, rx_buf_sz); @@ -2336,7 +2336,7 @@ static inline int rtl8169_try_rx_copy(struct sk_buff **sk_buff, int pkt_size, skb = dev_alloc_skb(pkt_size + NET_IP_ALIGN); if (skb) { skb_reserve(skb, NET_IP_ALIGN); - eth_copy_and_sum(skb, sk_buff[0]->tail, pkt_size, 0); + eth_copy_and_sum(skb, sk_buff[0]->data, pkt_size, 0); *sk_buff = skb; rtl8169_mark_to_asic(desc, rx_buf_sz); ret = 0; diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 9c224eb..ea638b1 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -42,6 +42,7 @@ #include <linux/errno.h> #include <linux/ioport.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -1698,11 +1699,9 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) #else ba = &nic->ba[ring_no][block_no][off]; skb_reserve(skb, BUF0_LEN); - tmp = (unsigned long) skb->data; - tmp += ALIGN_SIZE; - tmp &= ~ALIGN_SIZE; - skb->data = (void *) tmp; - skb->tail = (void *) tmp; + tmp = ((unsigned long) skb->data & ALIGN_SIZE); + if (tmp) + skb_reserve(skb, (ALIGN_SIZE + 1) - tmp); memset(rxdp, 0, sizeof(RxD_t)); rxdp->Buffer2_ptr = pci_map_single @@ -4593,19 +4592,19 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) return ret; } - if (!pci_set_dma_mask(pdev, 0xffffffffffffffffULL)) { + if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { DBG_PRINT(INIT_DBG, "s2io_init_nic: Using 64bit DMA\n"); dma_flag = TRUE; if (pci_set_consistent_dma_mask - (pdev, 0xffffffffffffffffULL)) { + (pdev, DMA_64BIT_MASK)) { DBG_PRINT(ERR_DBG, "Unable to obtain 64bit DMA for \ consistent allocations\n"); pci_disable_device(pdev); return -ENOMEM; } - } else if (!pci_set_dma_mask(pdev, 0xffffffffUL)) { + } else if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { DBG_PRINT(INIT_DBG, "s2io_init_nic: Using 32bit DMA\n"); } else { pci_disable_device(pdev); diff --git a/drivers/net/sb1000.c b/drivers/net/sb1000.c index e15369c..d6388e1 100644 --- a/drivers/net/sb1000.c +++ b/drivers/net/sb1000.c @@ -90,7 +90,6 @@ static int sb1000_close(struct net_device *dev); /* SB1000 hardware routines to be used during open/configuration phases */ -static inline void nicedelay(unsigned long usecs); static inline int card_wait_for_busy_clear(const int ioaddr[], const char* name); static inline int card_wait_for_ready(const int ioaddr[], const char* name, @@ -254,13 +253,6 @@ static struct pnp_driver sb1000_driver = { static const int TimeOutJiffies = (875 * HZ) / 100; -static inline void nicedelay(unsigned long usecs) -{ - current->state = TASK_INTERRUPTIBLE; - schedule_timeout(HZ); - return; -} - /* Card Wait For Busy Clear (cannot be used during an interrupt) */ static inline int card_wait_for_busy_clear(const int ioaddr[], const char* name) @@ -475,7 +467,7 @@ sb1000_reset(const int ioaddr[], const char* name) udelay(1000); outb(0x0, port); inb(port); - nicedelay(60000); + ssleep(1); outb(0x4, port); inb(port); udelay(1000); @@ -537,7 +529,7 @@ sb1000_activate(const int ioaddr[], const char* name) const unsigned char Command0[6] = {0x80, 0x11, 0x00, 0x00, 0x00, 0x00}; const unsigned char Command1[6] = {0x80, 0x16, 0x00, 0x00, 0x00, 0x00}; - nicedelay(50000); + ssleep(1); if ((status = card_send_command(ioaddr, name, Command0, st))) return status; if ((status = card_send_command(ioaddr, name, Command1, st))) @@ -944,7 +936,7 @@ sb1000_open(struct net_device *dev) /* initialize sb1000 */ if ((status = sb1000_reset(ioaddr, name))) return status; - nicedelay(200000); + ssleep(1); if ((status = sb1000_check_CRC(ioaddr, name))) return status; diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c index fd2e7c3..7abd55a 100644 --- a/drivers/net/sb1250-mac.c +++ b/drivers/net/sb1250-mac.c @@ -963,11 +963,11 @@ static int sbdma_add_rcvbuffer(sbmacdma_t *d,struct sk_buff *sb) /* * Do not interrupt per DMA transfer. */ - dsc->dscr_a = virt_to_phys(sb_new->tail) | + dsc->dscr_a = virt_to_phys(sb_new->data) | V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize+ETHER_ALIGN)) | 0; #else - dsc->dscr_a = virt_to_phys(sb_new->tail) | + dsc->dscr_a = virt_to_phys(sb_new->data) | V_DMA_DSCRA_A_SIZE(NUMCACHEBLKS(pktsize+ETHER_ALIGN)) | M_DMA_DSCRA_INTERRUPT; #endif diff --git a/drivers/net/shaper.c b/drivers/net/shaper.c index 20edeb3..3ad0b67 100644 --- a/drivers/net/shaper.c +++ b/drivers/net/shaper.c @@ -135,10 +135,8 @@ static int shaper_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct shaper *shaper = dev->priv; struct sk_buff *ptr; - - if (down_trylock(&shaper->sem)) - return -1; - + + spin_lock(&shaper->lock); ptr=shaper->sendq.prev; /* @@ -232,7 +230,7 @@ static int shaper_start_xmit(struct sk_buff *skb, struct net_device *dev) shaper->stats.collisions++; } shaper_kick(shaper); - up(&shaper->sem); + spin_unlock(&shaper->lock); return 0; } @@ -271,11 +269,9 @@ static void shaper_timer(unsigned long data) { struct shaper *shaper = (struct shaper *)data; - if (!down_trylock(&shaper->sem)) { - shaper_kick(shaper); - up(&shaper->sem); - } else - mod_timer(&shaper->timer, jiffies); + spin_lock(&shaper->lock); + shaper_kick(shaper); + spin_unlock(&shaper->lock); } /* @@ -332,21 +328,6 @@ static void shaper_kick(struct shaper *shaper) /* - * Flush the shaper queues on a closedown - */ - -static void shaper_flush(struct shaper *shaper) -{ - struct sk_buff *skb; - - down(&shaper->sem); - while((skb=skb_dequeue(&shaper->sendq))!=NULL) - dev_kfree_skb(skb); - shaper_kick(shaper); - up(&shaper->sem); -} - -/* * Bring the interface up. We just disallow this until a * bind. */ @@ -375,7 +356,15 @@ static int shaper_open(struct net_device *dev) static int shaper_close(struct net_device *dev) { struct shaper *shaper=dev->priv; - shaper_flush(shaper); + struct sk_buff *skb; + + while ((skb = skb_dequeue(&shaper->sendq)) != NULL) + dev_kfree_skb(skb); + + spin_lock_bh(&shaper->lock); + shaper_kick(shaper); + spin_unlock_bh(&shaper->lock); + del_timer_sync(&shaper->timer); return 0; } @@ -576,6 +565,7 @@ static void shaper_init_priv(struct net_device *dev) init_timer(&sh->timer); sh->timer.function=shaper_timer; sh->timer.data=(unsigned long)sh; + spin_lock_init(&sh->lock); } /* diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index 3107aed..23b713c 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -66,6 +66,7 @@ #include <linux/ethtool.h> #include <linux/crc32.h> #include <linux/bitops.h> +#include <linux/dma-mapping.h> #include <asm/processor.h> /* Processor type for cache alignment. */ #include <asm/io.h> @@ -93,8 +94,6 @@ static int sis900_debug = -1; /* Use SIS900_DEF_MSG as value */ /* Time in jiffies before concluding the transmitter is hung. */ #define TX_TIMEOUT (4*HZ) -/* SiS 900 is capable of 32 bits BM DMA */ -#define SIS900_DMA_MASK 0xffffffff enum { SIS_900 = 0, @@ -414,7 +413,7 @@ static int __devinit sis900_probe(struct pci_dev *pci_dev, ret = pci_enable_device(pci_dev); if(ret) return ret; - i = pci_set_dma_mask(pci_dev, SIS900_DMA_MASK); + i = pci_set_dma_mask(pci_dev, DMA_32BIT_MASK); if(i){ printk(KERN_ERR "sis900.c: architecture does not support" "32bit PCI busmaster DMA\n"); @@ -1155,7 +1154,7 @@ sis900_init_rx_ring(struct net_device *net_dev) sis_priv->rx_skbuff[i] = skb; sis_priv->rx_ring[i].cmdsts = RX_BUF_SIZE; sis_priv->rx_ring[i].bufptr = pci_map_single(sis_priv->pci_dev, - skb->tail, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + skb->data, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); } sis_priv->dirty_rx = (unsigned int) (i - NUM_RX_DESC); @@ -1777,7 +1776,7 @@ static int sis900_rx(struct net_device *net_dev) sis_priv->rx_skbuff[entry] = skb; sis_priv->rx_ring[entry].cmdsts = RX_BUF_SIZE; sis_priv->rx_ring[entry].bufptr = - pci_map_single(sis_priv->pci_dev, skb->tail, + pci_map_single(sis_priv->pci_dev, skb->data, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); sis_priv->dirty_rx++; } @@ -1810,7 +1809,7 @@ static int sis900_rx(struct net_device *net_dev) sis_priv->rx_skbuff[entry] = skb; sis_priv->rx_ring[entry].cmdsts = RX_BUF_SIZE; sis_priv->rx_ring[entry].bufptr = - pci_map_single(sis_priv->pci_dev, skb->tail, + pci_map_single(sis_priv->pci_dev, skb->data, RX_BUF_SIZE, PCI_DMA_FROMDEVICE); } } diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c index 1ccb298..82570ec 100644 --- a/drivers/net/sk98lin/skge.c +++ b/drivers/net/sk98lin/skge.c @@ -112,6 +112,7 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/proc_fs.h> +#include <linux/dma-mapping.h> #include "h/skdrv1st.h" #include "h/skdrv2nd.h" @@ -4912,8 +4913,8 @@ static int __devinit skge_probe_one(struct pci_dev *pdev, goto out; /* Configure DMA attributes. */ - if (pci_set_dma_mask(pdev, (u64) 0xffffffffffffffffULL) && - pci_set_dma_mask(pdev, (u64) 0xffffffff)) + if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) && + pci_set_dma_mask(pdev, DMA_32BIT_MASK)) goto out_disable_device; diff --git a/drivers/net/skfp/Makefile b/drivers/net/skfp/Makefile index 6cfccfb..cb23580 100644 --- a/drivers/net/skfp/Makefile +++ b/drivers/net/skfp/Makefile @@ -6,8 +6,8 @@ obj-$(CONFIG_SKFP) += skfp.o skfp-objs := skfddi.o hwmtm.o fplustm.o smt.o cfm.o \ ecm.o pcmplc.o pmf.o queue.o rmt.o \ - smtdef.o smtinit.o smttimer.o srf.o lnkstat.o \ - smtparse.o hwt.o drvfbi.o ess.o + smtdef.o smtinit.o smttimer.o srf.o hwt.o \ + drvfbi.o ess.o # NOTE: # Compiling this driver produces some warnings (and some more are diff --git a/drivers/net/skfp/drvfbi.c b/drivers/net/skfp/drvfbi.c index 052e841..5b47583 100644 --- a/drivers/net/skfp/drvfbi.c +++ b/drivers/net/skfp/drvfbi.c @@ -105,8 +105,8 @@ extern int AIX_vpdReadByte() ; #endif -/* Prototypes of local functions. */ -void smt_stop_watchdog(struct s_smc *smc); +/* Prototype of a local function. */ +static void smt_stop_watchdog(struct s_smc *smc); #ifdef MCA static int read_card_id() ; @@ -631,7 +631,7 @@ void plc_clear_irq(struct s_smc *smc, int p) * LED_Y_OFF just switch yellow LED off * LED_Y_ON just switch yello LED on */ -void led_indication(struct s_smc *smc, int led_event) +static void led_indication(struct s_smc *smc, int led_event) { /* use smc->hw.mac_ring_is_up == TRUE * as indication for Ring Operational @@ -764,122 +764,6 @@ void llc_recover_tx(struct s_smc *smc) #endif } -/*--------------------------- DMA init ----------------------------*/ -#ifdef ISA - -/* - * init DMA - */ -void init_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - - /* - * set cascade mode, - * clear mask bit (enable DMA cannal) - */ - if (dma > 3) { - outp(0xd6,(dma & 0x03) | 0xc0) ; - outp(0xd4, dma & 0x03) ; - } - else { - outp(0x0b,(dma & 0x03) | 0xc0) ; - outp(0x0a,dma & 0x03) ; - } -} - -/* - * disable DMA - */ -void dis_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - - /* - * set mask bit (disable DMA cannal) - */ - if (dma > 3) { - outp(0xd4,(dma & 0x03) | 0x04) ; - } - else { - outp(0x0a,(dma & 0x03) | 0x04) ; - } -} - -#endif /* ISA */ - -#ifdef EISA - -/*arrays with io addresses of dma controller length and address registers*/ -static const int cntr[8] = { 0x001,0x003,0x005,0x007,0,0x0c6,0x0ca,0x0ce } ; -static const int base[8] = { 0x000,0x002,0x004,0x006,0,0x0c4,0x0c8,0x0cc } ; -static const int page[8] = { 0x087,0x083,0x081,0x082,0,0x08b,0x089,0x08a } ; - -void init_dma(struct s_smc *smc, int dma) -{ - /* - * extended mode register - * 32 bit IO - * type c - * TC output - * disable stop - */ - - /* mode read (write) demand */ - smc->hw.dma_rmode = (dma & 3) | 0x08 | 0x0 ; - smc->hw.dma_wmode = (dma & 3) | 0x04 | 0x0 ; - - /* 32 bit IO's, burst DMA mode (type "C") */ - smc->hw.dma_emode = (dma & 3) | 0x08 | 0x30 ; - - outp((dma < 4) ? 0x40b : 0x4d6,smc->hw.dma_emode) ; - - /* disable chaining */ - outp((dma < 4) ? 0x40a : 0x4d4,(dma&3)) ; - - /*load dma controller addresses for fast access during set dma*/ - smc->hw.dma_base_word_count = cntr[smc->hw.dma]; - smc->hw.dma_base_address = base[smc->hw.dma]; - smc->hw.dma_base_address_page = page[smc->hw.dma]; - -} - -void dis_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - - outp((dma < 4) ? 0x0a : 0xd4,(dma&3)|4) ;/* mask bit */ -} -#endif /* EISA */ - -#ifdef MCA -void init_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - SK_UNUSED(dma) ; -} - -void dis_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - SK_UNUSED(dma) ; -} -#endif - -#ifdef PCI -void init_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - SK_UNUSED(dma) ; -} - -void dis_dma(struct s_smc *smc, int dma) -{ - SK_UNUSED(smc) ; - SK_UNUSED(dma) ; -} -#endif - #ifdef MULT_OEM static int is_equal_num(char comp1[], char comp2[], int num) { @@ -1407,7 +1291,7 @@ void smt_start_watchdog(struct s_smc *smc) #endif /* DEBUG */ } -void smt_stop_watchdog(struct s_smc *smc) +static void smt_stop_watchdog(struct s_smc *smc) { SK_UNUSED(smc) ; /* Make LINT happy. */ #ifndef DEBUG @@ -1422,104 +1306,6 @@ void smt_stop_watchdog(struct s_smc *smc) } #ifdef PCI -static char get_rom_byte(struct s_smc *smc, u_short addr) -{ - GET_PAGE(addr) ; - return (READ_PROM(ADDR(B2_FDP))) ; -} - -/* - * ROM image defines - */ -#define ROM_SIG_1 0 -#define ROM_SIG_2 1 -#define PCI_DATA_1 0x18 -#define PCI_DATA_2 0x19 - -/* - * PCI data structure defines - */ -#define VPD_DATA_1 0x08 -#define VPD_DATA_2 0x09 -#define IMAGE_LEN_1 0x10 -#define IMAGE_LEN_2 0x11 -#define CODE_TYPE 0x14 -#define INDICATOR 0x15 - -/* - * BEGIN_MANUAL_ENTRY(mac_drv_vpd_read) - * mac_drv_vpd_read(smc,buf,size,image) - * - * function DOWNCALL (FDDIWARE) - * reads the VPD data of the FPROM and writes it into the - * buffer - * - * para buf points to the buffer for the VPD data - * size size of the VPD data buffer - * image boot image; code type of the boot image - * image = 0 Intel x86, PC-AT compatible - * 1 OPENBOOT standard for PCI - * 2-FF reserved - * - * returns len number of VPD data bytes read form the FPROM - * <0 number of read bytes - * >0 error: data invalid - * - * END_MANUAL_ENTRY - */ -int mac_drv_vpd_read(struct s_smc *smc, char *buf, int size, char image) -{ - u_short ibase ; - u_short pci_base ; - u_short vpd ; - int len ; - - len = 0 ; - ibase = 0 ; - /* - * as long images defined - */ - while (get_rom_byte(smc,ibase+ROM_SIG_1) == 0x55 && - (u_char) get_rom_byte(smc,ibase+ROM_SIG_2) == 0xaa) { - /* - * get the pointer to the PCI data structure - */ - pci_base = ibase + get_rom_byte(smc,ibase+PCI_DATA_1) + - (get_rom_byte(smc,ibase+PCI_DATA_2) << 8) ; - - if (image == get_rom_byte(smc,pci_base+CODE_TYPE)) { - /* - * we have the right image, read the VPD data - */ - vpd = ibase + get_rom_byte(smc,pci_base+VPD_DATA_1) + - (get_rom_byte(smc,pci_base+VPD_DATA_2) << 8) ; - if (vpd == ibase) { - break ; /* no VPD data */ - } - for (len = 0; len < size; len++,buf++,vpd++) { - *buf = get_rom_byte(smc,vpd) ; - } - break ; - } - else { - /* - * try the next image - */ - if (get_rom_byte(smc,pci_base+INDICATOR) & 0x80) { - break ; /* this was the last image */ - } - ibase = ibase + get_rom_byte(smc,ibase+IMAGE_LEN_1) + - (get_rom_byte(smc,ibase+IMAGE_LEN_2) << 8) ; - } - } - - return(len) ; -} - -void mac_drv_pci_fix(struct s_smc *smc, u_long fix_value) -{ - smc->hw.pci_fix_value = fix_value ; -} void mac_do_pci_fix(struct s_smc *smc) { diff --git a/drivers/net/skfp/ess.c b/drivers/net/skfp/ess.c index fd39b4b..62b0132 100644 --- a/drivers/net/skfp/ess.c +++ b/drivers/net/skfp/ess.c @@ -102,7 +102,7 @@ void ess_timer_poll(struct s_smc *smc); void ess_para_change(struct s_smc *smc); int ess_raf_received_pack(struct s_smc *smc, SMbuf *mb, struct smt_header *sm, int fs); -int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead); +static int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead); /* @@ -375,7 +375,7 @@ int ess_raf_received_pack(struct s_smc *smc, SMbuf *mb, struct smt_header *sm, * determines the synchronous bandwidth, set the TSYNC register and the * mib variables SBAPayload, SBAOverhead and fddiMACT-NEG. */ -int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead) +static int process_bw_alloc(struct s_smc *smc, long int payload, long int overhead) { /* * determine the synchronous bandwidth (sync_bw) in bytes per T-NEG, diff --git a/drivers/net/skfp/fplustm.c b/drivers/net/skfp/fplustm.c index 76e7844..a2ed47f 100644 --- a/drivers/net/skfp/fplustm.c +++ b/drivers/net/skfp/fplustm.c @@ -1117,30 +1117,6 @@ void mac_clear_multicast(struct s_smc *smc) /* BEGIN_MANUAL_ENTRY(if,func;others;2) - int mac_set_func_addr(smc,f_addr) - struct s_smc *smc ; - u_long f_addr ; - -Function DOWNCALL (SMT, fplustm.c) - Set a Token-Ring functional address, the address will - be activated after calling mac_update_multicast() - -Para f_addr functional bits in non-canonical format - -Returns 0: always success - - END_MANUAL_ENTRY() - */ -int mac_set_func_addr(struct s_smc *smc, u_long f_addr) -{ - smc->hw.fp.func_addr = f_addr ; - return(0) ; -} - - -/* - BEGIN_MANUAL_ENTRY(if,func;others;2) - int mac_add_multicast(smc,addr,can) struct s_smc *smc ; struct fddi_addr *addr ; @@ -1203,52 +1179,6 @@ int mac_add_multicast(struct s_smc *smc, struct fddi_addr *addr, int can) } /* - BEGIN_MANUAL_ENTRY(if,func;others;2) - - void mac_del_multicast(smc,addr,can) - struct s_smc *smc ; - struct fddi_addr *addr ; - int can ; - -Function DOWNCALL (SMT, fplustm.c) - Delete an entry from the multicast table - -Para addr pointer to a multicast address - can = 0: the multicast address has the physical format - = 1: the multicast address has the canonical format - | 0x80 permanent - - END_MANUAL_ENTRY() - */ -void mac_del_multicast(struct s_smc *smc, struct fddi_addr *addr, int can) -{ - SK_LOC_DECL(struct fddi_addr,own) ; - struct s_fpmc *tb ; - - if (!(tb = mac_get_mc_table(smc,addr,&own,1,can & ~0x80))) - return ; - /* - * permanent addresses must be deleted with perm bit - * and vice versa - */ - if (( tb->perm && (can & 0x80)) || - (!tb->perm && !(can & 0x80))) { - /* - * delete it - */ - if (tb->n) { - tb->n-- ; - if (tb->perm) { - smc->hw.fp.smt_slots_used-- ; - } - else { - smc->hw.fp.os_slots_used-- ; - } - } - } -} - -/* * mode */ diff --git a/drivers/net/skfp/h/cmtdef.h b/drivers/net/skfp/h/cmtdef.h index 603982d..f2f771d 100644 --- a/drivers/net/skfp/h/cmtdef.h +++ b/drivers/net/skfp/h/cmtdef.h @@ -507,7 +507,6 @@ void pcm_status_state(struct s_smc *smc, int np, int *type, int *state, int *remote, int *mac); void plc_config_mux(struct s_smc *smc, int mux); void sm_lem_evaluate(struct s_smc *smc); -void smt_clear_una_dna(struct s_smc *smc); void mac_update_counter(struct s_smc *smc); void sm_pm_ls_latch(struct s_smc *smc, int phy, int on_off); void sm_ma_control(struct s_smc *smc, int mode); @@ -541,11 +540,9 @@ void smt_timer_poll(struct s_smc *smc); u_long smt_get_time(void); u_long smt_get_tid(struct s_smc *smc); void smt_timer_done(struct s_smc *smc); -void smt_set_defaults(struct s_smc *smc); void smt_fixup_mib(struct s_smc *smc); void smt_reset_defaults(struct s_smc *smc, int level); void smt_agent_task(struct s_smc *smc); -void smt_please_reconnect(struct s_smc *smc, int reconn_time); int smt_check_para(struct s_smc *smc, struct smt_header *sm, const u_short list[]); void driver_get_bia(struct s_smc *smc, struct fddi_addr *bia_addr); @@ -568,7 +565,6 @@ int pcm_get_s_port(struct s_smc *smc); int pcm_rooted_station(struct s_smc *smc); int cfm_get_mac_input(struct s_smc *smc); int cfm_get_mac_output(struct s_smc *smc); -int port_to_mib(struct s_smc *smc, int p); int cem_build_path(struct s_smc *smc, char *to, int path_index); int sm_mac_get_tx_state(struct s_smc *smc); char *get_pcmstate(struct s_smc *smc, int np); @@ -580,8 +576,6 @@ void smt_send_frame(struct s_smc *smc, SMbuf *mb, int fc, int local); void smt_set_timestamp(struct s_smc *smc, u_char *p); void mac_set_rx_mode(struct s_smc *smc, int mode); int mac_add_multicast(struct s_smc *smc, struct fddi_addr *addr, int can); -int mac_set_func_addr(struct s_smc *smc, u_long f_addr); -void mac_del_multicast(struct s_smc *smc, struct fddi_addr *addr, int can); void mac_update_multicast(struct s_smc *smc); void mac_clear_multicast(struct s_smc *smc); void set_formac_tsync(struct s_smc *smc, long sync_bw); @@ -599,7 +593,6 @@ void plc_irq(struct s_smc *smc, int np, unsigned int cmd); int smt_set_mac_opvalues(struct s_smc *smc); #ifdef TAG_MODE -void mac_drv_pci_fix(struct s_smc *smc, u_long fix_value); void mac_do_pci_fix(struct s_smc *smc); void mac_drv_clear_tx_queue(struct s_smc *smc); void mac_drv_repair_descr(struct s_smc *smc); diff --git a/drivers/net/skfp/h/hwmtm.h b/drivers/net/skfp/h/hwmtm.h index 4e360af..1a606d4 100644 --- a/drivers/net/skfp/h/hwmtm.h +++ b/drivers/net/skfp/h/hwmtm.h @@ -262,31 +262,6 @@ struct os_debug { (smc)->hw.fp.tx_q[queue].tx_curr_put /* - * BEGIN_MANUAL_ENTRY(HWM_TX_CHECK) - * void HWM_TX_CHECK(smc,frame_status,low_water) - * - * function MACRO (hardware module, hwmtm.h) - * This macro is invoked by the OS-specific before it left it's - * driver_send function. This macro calls mac_drv_clear_txd - * if the free TxDs of the current transmit queue is equal or - * lower than the given low water mark. - * - * para frame_status status of the frame, see design description - * low_water low water mark of free TxD's - * - * END_MANUAL_ENTRY - */ -#ifndef HWM_NO_FLOW_CTL -#define HWM_TX_CHECK(smc,frame_status,low_water) {\ - if ((low_water)>=(smc)->hw.fp.tx_q[(frame_status)&QUEUE_A0].tx_free) {\ - mac_drv_clear_txd(smc) ;\ - }\ -} -#else -#define HWM_TX_CHECK(smc,frame_status,low_water) mac_drv_clear_txd(smc) -#endif - -/* * BEGIN_MANUAL_ENTRY(HWM_GET_RX_FRAG_LEN) * int HWM_GET_RX_FRAG_LEN(rxd) * diff --git a/drivers/net/skfp/h/osdef1st.h b/drivers/net/skfp/h/osdef1st.h index 5359eb5..763ca18 100644 --- a/drivers/net/skfp/h/osdef1st.h +++ b/drivers/net/skfp/h/osdef1st.h @@ -20,6 +20,8 @@ // HWM (HardWare Module) Definitions // ----------------------- +#include <asm/byteorder.h> + #ifdef __LITTLE_ENDIAN #define LITTLE_ENDIAN #else diff --git a/drivers/net/skfp/hwmtm.c b/drivers/net/skfp/hwmtm.c index 18d4290..438f424 100644 --- a/drivers/net/skfp/hwmtm.c +++ b/drivers/net/skfp/hwmtm.c @@ -86,6 +86,7 @@ static u_long repair_txd_ring(struct s_smc *smc, struct s_smt_tx_queue *queue); static u_long repair_rxd_ring(struct s_smc *smc, struct s_smt_rx_queue *queue); static SMbuf* get_llc_rx(struct s_smc *smc); static SMbuf* get_txd_mb(struct s_smc *smc); +static void mac_drv_clear_txd(struct s_smc *smc); /* ------------------------------------------------------------- @@ -146,7 +147,6 @@ extern int mac_drv_rx_init(struct s_smc *smc, int len, int fc, char *look_ahead, */ void process_receive(struct s_smc *smc); void fddi_isr(struct s_smc *smc); -void mac_drv_clear_txd(struct s_smc *smc); void smt_free_mbuf(struct s_smc *smc, SMbuf *mb); void init_driver_fplus(struct s_smc *smc); void mac_drv_rx_mode(struct s_smc *smc, int mode); @@ -158,7 +158,6 @@ void hwm_tx_frag(struct s_smc *smc, char far *virt, u_long phys, int len, void hwm_rx_frag(struct s_smc *smc, char far *virt, u_long phys, int len, int frame_status); -int mac_drv_rx_frag(struct s_smc *smc, void far *virt, int len); int mac_drv_init(struct s_smc *smc); int hwm_tx_init(struct s_smc *smc, u_char fc, int frag_count, int frame_len, int frame_status); @@ -1448,35 +1447,6 @@ void hwm_rx_frag(struct s_smc *smc, char far *virt, u_long phys, int len, NDD_TRACE("RHfE",r,AIX_REVERSE(r->rxd_rbadr),0) ; } -#ifndef NDIS_OS2 -/* - * BEGIN_MANUAL_ENTRY(mac_drv_rx_frag) - * int mac_drv_rx_frag(smc,virt,len) - * - * function DOWNCALL (hwmtm.c) - * mac_drv_rx_frag fills the fragment with a part of the frame. - * - * para virt the virtual address of the fragment - * len the length in bytes of the fragment - * - * return 0: success code, no errors possible - * - * END_MANUAL_ENTRY - */ -int mac_drv_rx_frag(struct s_smc *smc, void far *virt, int len) -{ - NDD_TRACE("RHSB",virt,len,smc->os.hwm.r.mb_pos) ; - - DB_RX("receive from queue: len/virt: = %d/%x",len,virt,4) ; - memcpy((char far *)virt,smc->os.hwm.r.mb_pos,len) ; - smc->os.hwm.r.mb_pos += len ; - - NDD_TRACE("RHSE",smc->os.hwm.r.mb_pos,0,0) ; - return(0) ; -} -#endif - - /* * BEGINN_MANUAL_ENTRY(mac_drv_clear_rx_queue) * @@ -1978,7 +1948,7 @@ void smt_send_mbuf(struct s_smc *smc, SMbuf *mb, int fc) * * END_MANUAL_ENTRY */ -void mac_drv_clear_txd(struct s_smc *smc) +static void mac_drv_clear_txd(struct s_smc *smc) { struct s_smt_tx_queue *queue ; struct s_smt_fp_txd volatile *t1 ; diff --git a/drivers/net/skfp/lnkstat.c b/drivers/net/skfp/lnkstat.c deleted file mode 100644 index 00a2480..0000000 --- a/drivers/net/skfp/lnkstat.c +++ /dev/null @@ -1,204 +0,0 @@ -/****************************************************************************** - * - * (C)Copyright 1998,1999 SysKonnect, - * a business unit of Schneider & Koch & Co. Datensysteme GmbH. - * - * See the file "skfddi.c" for further information. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * The information in this file is provided "AS IS" without warranty. - * - ******************************************************************************/ - -/* - IBM FDDI read error log function -*/ - -#include "h/types.h" -#include "h/fddi.h" -#include "h/smc.h" -#include "h/lnkstat.h" - -#ifndef lint -static const char ID_sccs[] = "@(#)lnkstat.c 1.8 97/04/11 (C) SK " ; -#endif - -#ifdef sun -#define _far -#endif - -#define EL_IS_OK(x,l) ((((int)&(((struct s_error_log *)0)->x)) + \ - sizeof(er->x)) <= l) - -/* - BEGIN_MANUAL_ENTRY(if,func;others;11) - - u_long smt_get_error_word(smc) - struct s_smc *smc ; - -Function DOWNCALL (SMT, lnkstat.c) - This functions returns the SMT error work for AIX events. - -Return smt_error_word These bits are supported: - - SMT_ERL_ALC == [PS/PA].fddiPORTLerFlag - SMT_ERL_BLC == [PB].fddiPORTLerFlag - SMT_ERL_NCC == fddiMACNotCopiedFlag - SMT_ERL_FEC == fddiMACFrameErrorFlag - - END_MANUAL_ENTRY() - */ -u_long smt_get_error_word(struct s_smc *smc) -{ - u_long st; - - /* - * smt error word low - */ - st = 0 ; - if (smc->s.sas == SMT_SAS) { - if (smc->mib.p[PS].fddiPORTLerFlag) - st |= SMT_ERL_ALC ; - } - else { - if (smc->mib.p[PA].fddiPORTLerFlag) - st |= SMT_ERL_ALC ; - if (smc->mib.p[PB].fddiPORTLerFlag) - st |= SMT_ERL_BLC ; - } - if (smc->mib.m[MAC0].fddiMACNotCopiedFlag) - st |= SMT_ERL_NCC ; /* not copied condition */ - if (smc->mib.m[MAC0].fddiMACFrameErrorFlag) - st |= SMT_ERL_FEC ; /* frame error condition */ - - return st; -} - -/* - BEGIN_MANUAL_ENTRY(if,func;others;11) - - u_long smt_get_event_word(smc) - struct s_smc *smc ; - -Function DOWNCALL (SMT, lnkstat.c) - This functions returns the SMT event work for AIX events. - -Return smt_event_word always 0 - - END_MANUAL_ENTRY() - */ -u_long smt_get_event_word(struct s_smc *smc) -{ - return (u_long) 0; -} - -/* - BEGIN_MANUAL_ENTRY(if,func;others;11) - - u_long smt_get_port_event_word(smc) - struct s_smc *smc ; - -Function DOWNCALL (SMT, lnkstat.c) - This functions returns the SMT port event work for AIX events. - -Return smt_port_event_word always 0 - - END_MANUAL_ENTRY() - */ -u_long smt_get_port_event_word(struct s_smc *smc) -{ - return (u_long) 0; -} - -/* - BEGIN_MANUAL_ENTRY(if,func;others;11) - - u_long smt_read_errorlog(smc,p,len) - struct s_smc *smc ; - char _far *p ; - int len ; - -Function DOWNCALL (SMT, lnkstat.c) - This functions returns the SMT error log field for AIX events. - -Para p pointer to the error log field - len len of the error log field - -Return len used len of the error log field - - END_MANUAL_ENTRY() - */ -int smt_read_errorlog(struct s_smc *smc, char _far *p, int len) -{ - int i ; - int st ; - struct s_error_log _far *er ; - - er = (struct s_error_log _far *) p ; - if (len > sizeof(struct s_error_log)) - len = sizeof(struct s_error_log) ; - for (i = 0 ; i < len ; i++) - *p++ = 0 ; - /* - * set count - */ - if (EL_IS_OK(set_count_high,len)) { - er->set_count_low = (u_short)smc->mib.fddiSMTSetCount.count ; - er->set_count_high = - (u_short)(smc->mib.fddiSMTSetCount.count >> 16L) ; - } - /* - * aci - */ - if (EL_IS_OK(aci_id_code,len)) { - er->aci_id_code = 0 ; - } - /* - * purge counter is missed frames; 16 bits only - */ - if (EL_IS_OK(purge_frame_counter,len)) { - if (smc->mib.m[MAC0].fddiMACCopied_Ct > 0xffff) - er->purge_frame_counter = 0xffff ; - else - er->purge_frame_counter = - (u_short)smc->mib.m[MAC0].fddiMACCopied_Ct ; - } - /* - * CMT and RMT state machines - */ - if (EL_IS_OK(ecm_state,len)) - er->ecm_state = smc->mib.fddiSMTECMState ; - - if (EL_IS_OK(pcm_b_state,len)) { - if (smc->s.sas == SMT_SAS) { - er->pcm_a_state = smc->y[PS].mib->fddiPORTPCMState ; - er->pcm_b_state = 0 ; - } - else { - er->pcm_a_state = smc->y[PA].mib->fddiPORTPCMState ; - er->pcm_b_state = smc->y[PB].mib->fddiPORTPCMState ; - } - } - if (EL_IS_OK(cfm_state,len)) - er->cfm_state = smc->mib.fddiSMTCF_State ; - if (EL_IS_OK(rmt_state,len)) - er->rmt_state = smc->mib.m[MAC0].fddiMACRMTState ; - - /* - * smt error word low (we only need the low order 16 bits.) - */ - - st = smt_get_error_word(smc) & 0xffff ; - - if (EL_IS_OK(smt_error_low,len)) - er->smt_error_low = st ; - - if (EL_IS_OK(ucode_version_level,len)) - er->ucode_version_level = 0x0101 ; - return(len) ; -} - diff --git a/drivers/net/skfp/pcmplc.c b/drivers/net/skfp/pcmplc.c index 571f055..cd0aa4c 100644 --- a/drivers/net/skfp/pcmplc.c +++ b/drivers/net/skfp/pcmplc.c @@ -1861,13 +1861,6 @@ void plc_irq(struct s_smc *smc, int np, unsigned int cmd) #endif } -void pcm_set_lct_short(struct s_smc *smc, int n) -{ - if (n <= 0 || n > 1000) - return ; - smc->s.lct_short = n ; -} - #ifdef DEBUG /* * fill state struct diff --git a/drivers/net/skfp/pmf.c b/drivers/net/skfp/pmf.c index f2b446d..efc639c 100644 --- a/drivers/net/skfp/pmf.c +++ b/drivers/net/skfp/pmf.c @@ -36,12 +36,13 @@ static int smt_authorize(struct s_smc *smc, struct smt_header *sm); static int smt_check_set_count(struct s_smc *smc, struct smt_header *sm); static const struct s_p_tab* smt_get_ptab(u_short para); static int smt_mib_phys(struct s_smc *smc); -int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, int local, - int set); +static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, + int local, int set); void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para, int index, int local); static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req, int set, int local); +static int port_to_mib(struct s_smc *smc, int p); #define MOFFSS(e) ((int)&(((struct fddi_mib *)0)->e)) #define MOFFSA(e) ((int) (((struct fddi_mib *)0)->e)) @@ -1078,8 +1079,8 @@ wrong_error: /* * set parameter */ -int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, int local, - int set) +static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, + int local, int set) { #define IFSET(x) if (set) (x) @@ -1549,7 +1550,7 @@ static int smt_mib_phys(struct s_smc *smc) #endif } -int port_to_mib(struct s_smc *smc, int p) +static int port_to_mib(struct s_smc *smc, int p) { #ifdef CONCENTRATOR SK_UNUSED(smc) ; diff --git a/drivers/net/skfp/skfddi.c b/drivers/net/skfp/skfddi.c index c88aad6..4b5ed2c 100644 --- a/drivers/net/skfp/skfddi.c +++ b/drivers/net/skfp/skfddi.c @@ -149,7 +149,6 @@ extern void hwm_rx_frag(struct s_smc *smc, char far * virt, u_long phys, extern void mac_drv_rx_mode(struct s_smc *smc, int mode); extern void mac_drv_clear_rx_queue(struct s_smc *smc); extern void enable_tx_irq(struct s_smc *smc, u_short queue); -extern void mac_drv_clear_txd(struct s_smc *smc); static struct pci_device_id skfddi_pci_tbl[] = { { PCI_VENDOR_ID_SK, PCI_DEVICE_ID_SK_FP, PCI_ANY_ID, PCI_ANY_ID, }, diff --git a/drivers/net/skfp/smt.c b/drivers/net/skfp/smt.c index 71935ea..f17c05c 100644 --- a/drivers/net/skfp/smt.c +++ b/drivers/net/skfp/smt.c @@ -86,7 +86,7 @@ static void smt_send_sif_config(struct s_smc *smc, struct fddi_addr *dest, static void smt_send_sif_operation(struct s_smc *smc, struct fddi_addr *dest, u_long tid, int local); #ifdef LITTLE_ENDIAN -static void smt_string_swap(void); +static void smt_string_swap(char *data, const char *format, int len); #endif static void smt_add_frame_len(SMbuf *mb, int len); static void smt_fill_una(struct s_smc *smc, struct smt_p_una *una); @@ -110,7 +110,7 @@ static void smt_fill_setcount(struct s_smc *smc, struct smt_p_setcount *setcount static void smt_fill_echo(struct s_smc *smc, struct smt_p_echo *echo, u_long seed, int len); -void smt_clear_una_dna(struct s_smc *smc); +static void smt_clear_una_dna(struct s_smc *smc); static void smt_clear_old_una_dna(struct s_smc *smc); #ifdef CONCENTRATOR static int entity_to_index(void); @@ -118,7 +118,7 @@ static int entity_to_index(void); static void update_dac(struct s_smc *smc, int report); static int div_ratio(u_long upper, u_long lower); #ifdef USE_CAN_ADDR -void hwm_conv_can(struct s_smc *smc, char *data, int len); +static void hwm_conv_can(struct s_smc *smc, char *data, int len); #else #define hwm_conv_can(smc,data,len) #endif @@ -216,24 +216,6 @@ void smt_agent_task(struct s_smc *smc) DB_SMT("SMT agent task\n",0,0) ; } -void smt_please_reconnect(struct s_smc *smc, int reconn_time) -/* struct s_smc *smc; Pointer to SMT context */ -/* int reconn_time; Wait for reconnect time in seconds */ -{ - /* - * The please reconnect variable is used as a timer. - * It is decremented each time smt_event is called. - * This happens every second or when smt_force_irq is called. - * Note: smt_force_irq () is called on some packet receives and - * when a multicast address is changed. Since nothing - * is received during the disconnect and the multicast - * address changes can be viewed as not very often and - * the timer runs out close to its given value - * (reconn_time). - */ - smc->sm.please_reconnect = reconn_time ; -} - #ifndef SMT_REAL_TOKEN_CT void smt_emulate_token_ct(struct s_smc *smc, int mac_index) { @@ -1574,7 +1556,7 @@ static void smt_fill_echo(struct s_smc *smc, struct smt_p_echo *echo, u_long see * clear DNA and UNA * called from CFM if configuration changes */ -void smt_clear_una_dna(struct s_smc *smc) +static void smt_clear_una_dna(struct s_smc *smc) { smc->mib.m[MAC0].fddiMACUpstreamNbr = SMT_Unknown ; smc->mib.m[MAC0].fddiMACDownstreamNbr = SMT_Unknown ; @@ -2058,30 +2040,10 @@ int smt_action(struct s_smc *smc, int class, int code, int index) } /* - * change tneg - * set T_Req in MIB (Path Attribute) - * calculate new values for MAC - * if change required - * disconnect - * set reconnect - * end - */ -void smt_change_t_neg(struct s_smc *smc, u_long tneg) -{ - smc->mib.a[PATH0].fddiPATHMaxT_Req = tneg ; - - if (smt_set_mac_opvalues(smc)) { - RS_SET(smc,RS_EVENT) ; - smc->sm.please_reconnect = 1 ; - queue_event(smc,EVENT_ECM,EC_DISCONNECT) ; - } -} - -/* * canonical conversion of <len> bytes beginning form *data */ #ifdef USE_CAN_ADDR -void hwm_conv_can(struct s_smc *smc, char *data, int len) +static void hwm_conv_can(struct s_smc *smc, char *data, int len) { int i ; diff --git a/drivers/net/skfp/smtdef.c b/drivers/net/skfp/smtdef.c index 5a0c8db..4e07ff7 100644 --- a/drivers/net/skfp/smtdef.c +++ b/drivers/net/skfp/smtdef.c @@ -76,11 +76,6 @@ void smt_reset_defaults(struct s_smc *smc, int level); static void smt_init_mib(struct s_smc *smc, int level); static int set_min_max(int maxflag, u_long mib, u_long limit, u_long *oper); -void smt_set_defaults(struct s_smc *smc) -{ - smt_reset_defaults(smc,0) ; -} - #define MS2BCLK(x) ((x)*12500L) #define US2BCLK(x) ((x)*1250L) diff --git a/drivers/net/skfp/smtparse.c b/drivers/net/skfp/smtparse.c deleted file mode 100644 index d5779e4..0000000 --- a/drivers/net/skfp/smtparse.c +++ /dev/null @@ -1,467 +0,0 @@ -/****************************************************************************** - * - * (C)Copyright 1998,1999 SysKonnect, - * a business unit of Schneider & Koch & Co. Datensysteme GmbH. - * - * See the file "skfddi.c" for further information. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * The information in this file is provided "AS IS" without warranty. - * - ******************************************************************************/ - - -/* - parser for SMT parameters -*/ - -#include "h/types.h" -#include "h/fddi.h" -#include "h/smc.h" -#include "h/smt_p.h" - -#define KERNEL -#include "h/smtstate.h" - -#ifndef lint -static const char ID_sccs[] = "@(#)smtparse.c 1.12 98/10/06 (C) SK " ; -#endif - -#ifdef sun -#define _far -#endif - -/* - * convert to BCLK units - */ -#define MS2BCLK(x) ((x)*12500L) -#define US2BCLK(x) ((x/10)*125L) - -/* - * parameter table - */ -static struct s_ptab { - char *pt_name ; - u_short pt_num ; - u_short pt_type ; - u_long pt_min ; - u_long pt_max ; -} ptab[] = { - { "PMFPASSWD",0, 0 } , - { "USERDATA",1, 0 } , - { "LERCUTOFFA",2, 1, 4, 15 } , - { "LERCUTOFFB",3, 1, 4, 15 } , - { "LERALARMA",4, 1, 4, 15 } , - { "LERALARMB",5, 1, 4, 15 } , - { "TMAX",6, 1, 5, 165 } , - { "TMIN",7, 1, 5, 165 } , - { "TREQ",8, 1, 5, 165 } , - { "TVX",9, 1, 2500, 10000 } , -#ifdef ESS - { "SBAPAYLOAD",10, 1, 0, 1562 } , - { "SBAOVERHEAD",11, 1, 50, 5000 } , - { "MAXTNEG",12, 1, 5, 165 } , - { "MINSEGMENTSIZE",13, 1, 0, 4478 } , - { "SBACATEGORY",14, 1, 0, 0xffff } , - { "SYNCHTXMODE",15, 0 } , -#endif -#ifdef SBA - { "SBACOMMAND",16, 0 } , - { "SBAAVAILABLE",17, 1, 0, 100 } , -#endif - { NULL } -} ; - -/* Define maximum string size for values and keybuffer */ -#define MAX_VAL 40 - -/* - * local function declarations - */ -static u_long parse_num(int type, char _far *value, char *v, u_long mn, - u_long mx, int scale); -static int parse_word(char *buf, char _far *text); - -#ifdef SIM -#define DB_MAIN(a,b,c) printf(a,b,c) -#else -#define DB_MAIN(a,b,c) -#endif - -/* - * BEGIN_MANUAL_ENTRY() - * - * int smt_parse_arg(struct s_smc *,char _far *keyword,int type, - char _far *value) - * - * parse SMT parameter - * *keyword - * pointer to keyword, must be \0, \n or \r terminated - * *value pointer to value, either char * or u_long * - * if char * - * pointer to value, must be \0, \n or \r terminated - * if u_long * - * contains binary value - * - * type 0: integer - * 1: string - * return - * 0 parameter parsed ok - * != 0 error - * NOTE: - * function can be called with DS != SS - * - * - * END_MANUAL_ENTRY() - */ -int smt_parse_arg(struct s_smc *smc, char _far *keyword, int type, - char _far *value) -{ - char keybuf[MAX_VAL+1]; - char valbuf[MAX_VAL+1]; - char c ; - char *p ; - char *v ; - char *d ; - u_long val = 0 ; - struct s_ptab *pt ; - int st ; - int i ; - - /* - * parse keyword - */ - if ((st = parse_word(keybuf,keyword))) - return(st) ; - /* - * parse value if given as string - */ - if (type == 1) { - if ((st = parse_word(valbuf,value))) - return(st) ; - } - /* - * search in table - */ - st = 0 ; - for (pt = ptab ; (v = pt->pt_name) ; pt++) { - for (p = keybuf ; (c = *p) ; p++,v++) { - if (c != *v) - break ; - } - if (!c && !*v) - break ; - } - if (!v) - return(-1) ; -#if 0 - printf("=>%s<==>%s<=\n",pt->pt_name,valbuf) ; -#endif - /* - * set value in MIB - */ - if (pt->pt_type) - val = parse_num(type,value,valbuf,pt->pt_min,pt->pt_max,1) ; - switch (pt->pt_num) { - case 0 : - v = valbuf ; - d = (char *) smc->mib.fddiPRPMFPasswd ; - for (i = 0 ; i < (signed)sizeof(smc->mib.fddiPRPMFPasswd) ; i++) - *d++ = *v++ ; - DB_MAIN("SET %s = %s\n",pt->pt_name,smc->mib.fddiPRPMFPasswd) ; - break ; - case 1 : - v = valbuf ; - d = (char *) smc->mib.fddiSMTUserData ; - for (i = 0 ; i < (signed)sizeof(smc->mib.fddiSMTUserData) ; i++) - *d++ = *v++ ; - DB_MAIN("SET %s = %s\n",pt->pt_name,smc->mib.fddiSMTUserData) ; - break ; - case 2 : - smc->mib.p[PA].fddiPORTLer_Cutoff = (u_char) val ; - DB_MAIN("SET %s = %d\n", - pt->pt_name,smc->mib.p[PA].fddiPORTLer_Cutoff) ; - break ; - case 3 : - smc->mib.p[PB].fddiPORTLer_Cutoff = (u_char) val ; - DB_MAIN("SET %s = %d\n", - pt->pt_name,smc->mib.p[PB].fddiPORTLer_Cutoff) ; - break ; - case 4 : - smc->mib.p[PA].fddiPORTLer_Alarm = (u_char) val ; - DB_MAIN("SET %s = %d\n", - pt->pt_name,smc->mib.p[PA].fddiPORTLer_Alarm) ; - break ; - case 5 : - smc->mib.p[PB].fddiPORTLer_Alarm = (u_char) val ; - DB_MAIN("SET %s = %d\n", - pt->pt_name,smc->mib.p[PB].fddiPORTLer_Alarm) ; - break ; - case 6 : /* TMAX */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.a[PATH0].fddiPATHT_MaxLowerBound = - (u_long) -MS2BCLK((long)val) ; - break ; - case 7 : /* TMIN */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.m[MAC0].fddiMACT_Min = - (u_long) -MS2BCLK((long)val) ; - break ; - case 8 : /* TREQ */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.a[PATH0].fddiPATHMaxT_Req = - (u_long) -MS2BCLK((long)val) ; - break ; - case 9 : /* TVX */ - DB_MAIN("SET %s = %d \n",pt->pt_name,val) ; - smc->mib.a[PATH0].fddiPATHTVXLowerBound = - (u_long) -US2BCLK((long)val) ; - break ; -#ifdef ESS - case 10 : /* SBAPAYLOAD */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - if (smc->mib.fddiESSPayload != val) { - smc->ess.raf_act_timer_poll = TRUE ; - smc->mib.fddiESSPayload = val ; - } - break ; - case 11 : /* SBAOVERHEAD */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.fddiESSOverhead = val ; - break ; - case 12 : /* MAXTNEG */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.fddiESSMaxTNeg = (u_long) -MS2BCLK((long)val) ; - break ; - case 13 : /* MINSEGMENTSIZE */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.fddiESSMinSegmentSize = val ; - break ; - case 14 : /* SBACATEGORY */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.fddiESSCategory = - (smc->mib.fddiESSCategory & 0xffff) | - ((u_long)(val << 16)) ; - break ; - case 15 : /* SYNCHTXMODE */ - /* do not use memcmp(valbuf,"ALL",3) because DS != SS */ - if (valbuf[0] == 'A' && valbuf[1] == 'L' && valbuf[2] == 'L') { - smc->mib.fddiESSSynchTxMode = TRUE ; - DB_MAIN("SET %s = %s\n",pt->pt_name,valbuf) ; - } - /* if (!memcmp(valbuf,"SPLIT",5)) { */ - if (valbuf[0] == 'S' && valbuf[1] == 'P' && valbuf[2] == 'L' && - valbuf[3] == 'I' && valbuf[4] == 'T') { - DB_MAIN("SET %s = %s\n",pt->pt_name,valbuf) ; - smc->mib.fddiESSSynchTxMode = FALSE ; - } - break ; -#endif -#ifdef SBA - case 16 : /* SBACOMMAND */ - /* if (!memcmp(valbuf,"START",5)) { */ - if (valbuf[0] == 'S' && valbuf[1] == 'T' && valbuf[2] == 'A' && - valbuf[3] == 'R' && valbuf[4] == 'T') { - DB_MAIN("SET %s = %s\n",pt->pt_name,valbuf) ; - smc->mib.fddiSBACommand = SB_START ; - } - /* if (!memcmp(valbuf,"STOP",4)) { */ - if (valbuf[0] == 'S' && valbuf[1] == 'T' && valbuf[2] == 'O' && - valbuf[3] == 'P') { - DB_MAIN("SET %s = %s\n",pt->pt_name,valbuf) ; - smc->mib.fddiSBACommand = SB_STOP ; - } - break ; - case 17 : /* SBAAVAILABLE */ - DB_MAIN("SET %s = %d\n",pt->pt_name,val) ; - smc->mib.fddiSBAAvailable = (u_char) val ; - break ; -#endif - } - return(0) ; -} - -static int parse_word(char *buf, char _far *text) -{ - char c ; - char *p ; - int p_len ; - int quote ; - int i ; - int ok ; - - /* - * skip leading white space - */ - p = buf ; - for (i = 0 ; i < MAX_VAL ; i++) - *p++ = 0 ; - p = buf ; - p_len = 0 ; - ok = 0 ; - while ( (c = *text++) && (c != '\n') && (c != '\r')) { - if ((c != ' ') && (c != '\t')) { - ok = 1 ; - break ; - } - } - if (!ok) - return(-1) ; - if (c == '"') { - quote = 1 ; - } - else { - quote = 0 ; - text-- ; - } - /* - * parse valbuf - */ - ok = 0 ; - while (!ok && p_len < MAX_VAL-1 && (c = *text++) && (c != '\n') - && (c != '\r')) { - switch (quote) { - case 0 : - if ((c == ' ') || (c == '\t') || (c == '=')) { - ok = 1 ; - break ; - } - *p++ = c ; - p_len++ ; - break ; - case 2 : - *p++ = c ; - p_len++ ; - quote = 1 ; - break ; - case 1 : - switch (c) { - case '"' : - ok = 1 ; - break ; - case '\\' : - quote = 2 ; - break ; - default : - *p++ = c ; - p_len++ ; - } - } - } - *p++ = 0 ; - for (p = buf ; (c = *p) ; p++) { - if (c >= 'a' && c <= 'z') - *p = c + 'A' - 'a' ; - } - return(0) ; -} - -static u_long parse_num(int type, char _far *value, char *v, u_long mn, - u_long mx, int scale) -{ - u_long x = 0 ; - char c ; - - if (type == 0) { /* integer */ - u_long _far *l ; - u_long u1 ; - - l = (u_long _far *) value ; - u1 = *l ; - /* - * if the value is negative take the lower limit - */ - if ((long)u1 < 0) { - if (- ((long)u1) > (long) mx) { - u1 = 0 ; - } - else { - u1 = (u_long) - ((long)u1) ; - } - } - x = u1 ; - } - else { /* string */ - int sign = 0 ; - - if (*v == '-') { - sign = 1 ; - } - while ((c = *v++) && (c >= '0') && (c <= '9')) { - x = x * 10 + c - '0' ; - } - if (scale == 10) { - x *= 10 ; - if (c == '.') { - if ((c = *v++) && (c >= '0') && (c <= '9')) { - x += c - '0' ; - } - } - } - if (sign) - x = (u_long) - ((long)x) ; - } - /* - * if the value is negative - * and the absolute value is outside the limits - * take the lower limit - * else - * take the absoute value - */ - if ((long)x < 0) { - if (- ((long)x) > (long) mx) { - x = 0 ; - } - else { - x = (u_long) - ((long)x) ; - } - } - if (x < mn) - return(mn) ; - else if (x > mx) - return(mx) ; - return(x) ; -} - -#if 0 -struct s_smc SMC ; -main() -{ - char *p ; - char *v ; - char buf[100] ; - int toggle = 0 ; - - while (gets(buf)) { - p = buf ; - while (*p && ((*p == ' ') || (*p == '\t'))) - p++ ; - - while (*p && ((*p != ' ') && (*p != '\t'))) - p++ ; - - v = p ; - while (*v && ((*v == ' ') || (*v == '\t'))) - v++ ; - if ((*v >= '0') && (*v <= '9')) { - toggle = !toggle ; - if (toggle) { - u_long l ; - l = atol(v) ; - smt_parse_arg(&SMC,buf,0,(char _far *)&l) ; - } - else - smt_parse_arg(&SMC,buf,1,(char _far *)p) ; - } - else { - smt_parse_arg(&SMC,buf,1,(char _far *)p) ; - } - } - exit(0) ; -} -#endif - diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 30e8d58..3dbb1cb 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -7,7 +7,7 @@ * of the original driver such as link fail-over and link management because * those should be done at higher levels. * - * Copyright (C) 2004, Stephen Hemminger <shemminger@osdl.org> + * Copyright (C) 2004, 2005 Stephen Hemminger <shemminger@osdl.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -42,19 +42,20 @@ #include "skge.h" #define DRV_NAME "skge" -#define DRV_VERSION "0.6" +#define DRV_VERSION "0.7" #define PFX DRV_NAME " " #define DEFAULT_TX_RING_SIZE 128 #define DEFAULT_RX_RING_SIZE 512 #define MAX_TX_RING_SIZE 1024 #define MAX_RX_RING_SIZE 4096 +#define RX_COPY_THRESHOLD 128 +#define RX_BUF_SIZE 1536 #define PHY_RETRIES 1000 #define ETH_JUMBO_MTU 9000 #define TX_WATCHDOG (5 * HZ) #define NAPI_WEIGHT 64 #define BLINK_HZ (HZ/4) -#define LINK_POLL_HZ (HZ/10) MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver"); MODULE_AUTHOR("Stephen Hemminger <shemminger@osdl.org>"); @@ -70,28 +71,17 @@ module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); static const struct pci_device_id skge_id_table[] = { - { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_SYSKONNECT, 0x9E00, /* SK-9Exx */ - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_MARVELL, 0x4320, /* Gigabit Ethernet Controller */ - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_MARVELL, 0x5005, /* Marvell (11ab), Belkin */ - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032, - PCI_ANY_ID, PCI_ANY_ID }, - { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064, - PCI_ANY_ID, PCI_ANY_ID }, + { PCI_DEVICE(PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940) }, + { PCI_DEVICE(PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B) }, + { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE) }, + { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU) }, + { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, /* SK-9Exx */ + { PCI_DEVICE(PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T), }, + { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4320) }, + { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x5005) }, /* Belkin */ + { PCI_DEVICE(PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD) }, + { PCI_DEVICE(PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032) }, + { PCI_DEVICE(PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064) }, { 0 } }; MODULE_DEVICE_TABLE(pci, skge_id_table); @@ -99,19 +89,22 @@ MODULE_DEVICE_TABLE(pci, skge_id_table); static int skge_up(struct net_device *dev); static int skge_down(struct net_device *dev); static void skge_tx_clean(struct skge_port *skge); -static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); -static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); +static void xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); +static void gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val); static void genesis_get_stats(struct skge_port *skge, u64 *data); static void yukon_get_stats(struct skge_port *skge, u64 *data); static void yukon_init(struct skge_hw *hw, int port); static void yukon_reset(struct skge_hw *hw, int port); static void genesis_mac_init(struct skge_hw *hw, int port); static void genesis_reset(struct skge_hw *hw, int port); +static void genesis_link_up(struct skge_port *skge); +/* Avoid conditionals by using array */ static const int txqaddr[] = { Q_XA1, Q_XA2 }; static const int rxqaddr[] = { Q_R1, Q_R2 }; static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F }; static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F }; +static const u32 portirqmask[] = { IS_PORT_1, IS_PORT_2 }; /* Don't need to look at whole 16K. * last interesting register is descriptor poll timer. @@ -154,7 +147,7 @@ static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs, static int wol_supported(const struct skge_hw *hw) { return !((hw->chip_id == CHIP_ID_GENESIS || - (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0))); + (hw->chip_id == CHIP_ID_YUKON && hw->chip_rev == 0))); } static void skge_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) @@ -170,7 +163,7 @@ static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) struct skge_port *skge = netdev_priv(dev); struct skge_hw *hw = skge->hw; - if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0) + if (wol->wolopts != WAKE_MAGIC && wol->wolopts != 0) return -EOPNOTSUPP; if (wol->wolopts == WAKE_MAGIC && !wol_supported(hw)) @@ -190,6 +183,36 @@ static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) return 0; } +/* Determine supported/adverised modes based on hardware. + * Note: ethtoool ADVERTISED_xxx == SUPPORTED_xxx + */ +static u32 skge_supported_modes(const struct skge_hw *hw) +{ + u32 supported; + + if (iscopper(hw)) { + supported = SUPPORTED_10baseT_Half + | SUPPORTED_10baseT_Full + | SUPPORTED_100baseT_Half + | SUPPORTED_100baseT_Full + | SUPPORTED_1000baseT_Half + | SUPPORTED_1000baseT_Full + | SUPPORTED_Autoneg| SUPPORTED_TP; + + if (hw->chip_id == CHIP_ID_GENESIS) + supported &= ~(SUPPORTED_10baseT_Half + | SUPPORTED_10baseT_Full + | SUPPORTED_100baseT_Half + | SUPPORTED_100baseT_Full); + + else if (hw->chip_id == CHIP_ID_YUKON) + supported &= ~SUPPORTED_1000baseT_Half; + } else + supported = SUPPORTED_1000baseT_Full | SUPPORTED_FIBRE + | SUPPORTED_Autoneg; + + return supported; +} static int skge_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) @@ -198,38 +221,13 @@ static int skge_get_settings(struct net_device *dev, struct skge_hw *hw = skge->hw; ecmd->transceiver = XCVR_INTERNAL; + ecmd->supported = skge_supported_modes(hw); if (iscopper(hw)) { - if (hw->chip_id == CHIP_ID_GENESIS) - ecmd->supported = SUPPORTED_1000baseT_Full - | SUPPORTED_1000baseT_Half - | SUPPORTED_Autoneg | SUPPORTED_TP; - else { - ecmd->supported = SUPPORTED_10baseT_Half - | SUPPORTED_10baseT_Full - | SUPPORTED_100baseT_Half - | SUPPORTED_100baseT_Full - | SUPPORTED_1000baseT_Half - | SUPPORTED_1000baseT_Full - | SUPPORTED_Autoneg| SUPPORTED_TP; - - if (hw->chip_id == CHIP_ID_YUKON) - ecmd->supported &= ~SUPPORTED_1000baseT_Half; - - else if (hw->chip_id == CHIP_ID_YUKON_FE) - ecmd->supported &= ~(SUPPORTED_1000baseT_Half - | SUPPORTED_1000baseT_Full); - } - ecmd->port = PORT_TP; ecmd->phy_address = hw->phy_addr; - } else { - ecmd->supported = SUPPORTED_1000baseT_Full - | SUPPORTED_FIBRE - | SUPPORTED_Autoneg; - + } else ecmd->port = PORT_FIBRE; - } ecmd->advertising = skge->advertising; ecmd->autoneg = skge->autoneg; @@ -238,65 +236,57 @@ static int skge_get_settings(struct net_device *dev, return 0; } -static u32 skge_modes(const struct skge_hw *hw) -{ - u32 modes = ADVERTISED_Autoneg - | ADVERTISED_1000baseT_Full | ADVERTISED_1000baseT_Half - | ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half - | ADVERTISED_10baseT_Full | ADVERTISED_10baseT_Half; - - if (iscopper(hw)) { - modes |= ADVERTISED_TP; - switch(hw->chip_id) { - case CHIP_ID_GENESIS: - modes &= ~(ADVERTISED_100baseT_Full - | ADVERTISED_100baseT_Half - | ADVERTISED_10baseT_Full - | ADVERTISED_10baseT_Half); - break; - - case CHIP_ID_YUKON: - modes &= ~ADVERTISED_1000baseT_Half; - break; - - case CHIP_ID_YUKON_FE: - modes &= ~(ADVERTISED_1000baseT_Half|ADVERTISED_1000baseT_Full); - break; - } - } else { - modes |= ADVERTISED_FIBRE; - modes &= ~ADVERTISED_1000baseT_Half; - } - return modes; -} - static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) { struct skge_port *skge = netdev_priv(dev); const struct skge_hw *hw = skge->hw; + u32 supported = skge_supported_modes(hw); if (ecmd->autoneg == AUTONEG_ENABLE) { - if (ecmd->advertising & skge_modes(hw)) - return -EINVAL; + ecmd->advertising = supported; + skge->duplex = -1; + skge->speed = -1; } else { + u32 setting; + switch(ecmd->speed) { case SPEED_1000: - if (hw->chip_id == CHIP_ID_YUKON_FE) + if (ecmd->duplex == DUPLEX_FULL) + setting = SUPPORTED_1000baseT_Full; + else if (ecmd->duplex == DUPLEX_HALF) + setting = SUPPORTED_1000baseT_Half; + else return -EINVAL; break; case SPEED_100: + if (ecmd->duplex == DUPLEX_FULL) + setting = SUPPORTED_100baseT_Full; + else if (ecmd->duplex == DUPLEX_HALF) + setting = SUPPORTED_100baseT_Half; + else + return -EINVAL; + break; + case SPEED_10: - if (iscopper(hw) || hw->chip_id == CHIP_ID_GENESIS) + if (ecmd->duplex == DUPLEX_FULL) + setting = SUPPORTED_10baseT_Full; + else if (ecmd->duplex == DUPLEX_HALF) + setting = SUPPORTED_10baseT_Half; + else return -EINVAL; break; default: return -EINVAL; } + + if ((setting & supported) == 0) + return -EINVAL; + + skge->speed = ecmd->speed; + skge->duplex = ecmd->duplex; } skge->autoneg = ecmd->autoneg; - skge->speed = ecmd->speed; - skge->duplex = ecmd->duplex; skge->advertising = ecmd->advertising; if (netif_running(dev)) { @@ -393,7 +383,7 @@ static void skge_get_strings(struct net_device *dev, u32 stringset, u8 *data) { int i; - switch(stringset) { + switch (stringset) { case ETH_SS_STATS: for (i = 0; i < ARRAY_SIZE(skge_stats); i++) memcpy(data + i * ETH_GSTRING_LEN, @@ -511,14 +501,6 @@ static int skge_set_rx_csum(struct net_device *dev, u32 data) return 0; } -/* Only Yukon II supports TSO (not implemented yet) */ -static int skge_set_tso(struct net_device *dev, u32 data) -{ - if (data) - return -EOPNOTSUPP; - return 0; -} - static void skge_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *ecmd) { @@ -540,9 +522,9 @@ static int skge_set_pauseparam(struct net_device *dev, skge->autoneg = ecmd->autoneg; if (ecmd->rx_pause && ecmd->tx_pause) skge->flow_control = FLOW_MODE_SYMMETRIC; - else if(ecmd->rx_pause && !ecmd->tx_pause) + else if (ecmd->rx_pause && !ecmd->tx_pause) skge->flow_control = FLOW_MODE_REM_SEND; - else if(!ecmd->rx_pause && ecmd->tx_pause) + else if (!ecmd->rx_pause && ecmd->tx_pause) skge->flow_control = FLOW_MODE_LOC_SEND; else skge->flow_control = FLOW_MODE_NONE; @@ -559,8 +541,6 @@ static inline u32 hwkhz(const struct skge_hw *hw) { if (hw->chip_id == CHIP_ID_GENESIS) return 53215; /* or: 53.125 MHz */ - else if (hw->chip_id == CHIP_ID_YUKON_EC) - return 125000; /* or: 125.000 MHz */ else return 78215; /* or: 78.125 MHz */ } @@ -643,30 +623,18 @@ static int skge_set_coalesce(struct net_device *dev, static void skge_led_on(struct skge_hw *hw, int port) { if (hw->chip_id == CHIP_ID_GENESIS) { - skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON); skge_write8(hw, B0_LED, LED_STAT_ON); - skge_write8(hw, SKGEMAC_REG(port, RX_LED_TST), LED_T_ON); - skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 100); - skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START); + skge_write8(hw, SK_REG(port, RX_LED_TST), LED_T_ON); + skge_write32(hw, SK_REG(port, RX_LED_VAL), 100); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); - switch (hw->phy_type) { - case SK_PHY_BCOM: - skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, - PHY_B_PEC_LED_ON); - break; - case SK_PHY_LONE: - skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG, - 0x0800); - break; - default: - skge_write8(hw, SKGEMAC_REG(port, TX_LED_TST), LED_T_ON); - skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 100); - skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START); - } + /* For Broadcom Phy only */ + xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_ON); } else { - skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); - skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + gm_phy_write(hw, port, PHY_MARV_LED_OVER, PHY_M_LED_MO_DUP(MO_LED_ON) | PHY_M_LED_MO_10(MO_LED_ON) | PHY_M_LED_MO_100(MO_LED_ON) | @@ -678,28 +646,17 @@ static void skge_led_on(struct skge_hw *hw, int port) static void skge_led_off(struct skge_hw *hw, int port) { if (hw->chip_id == CHIP_ID_GENESIS) { - skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_OFF); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_OFF); skge_write8(hw, B0_LED, LED_STAT_OFF); - skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 0); - skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_T_OFF); + skge_write32(hw, SK_REG(port, RX_LED_VAL), 0); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_T_OFF); - switch (hw->phy_type) { - case SK_PHY_BCOM: - skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, - PHY_B_PEC_LED_OFF); - break; - case SK_PHY_LONE: - skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG, - PHY_L_LC_LEDT); - break; - default: - skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 0); - skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_T_OFF); - } + /* Broadcom only */ + xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_OFF); } else { - skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); - skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + gm_phy_write(hw, port, PHY_MARV_LED_OVER, PHY_M_LED_MO_DUP(MO_LED_OFF) | PHY_M_LED_MO_10(MO_LED_OFF) | PHY_M_LED_MO_100(MO_LED_OFF) | @@ -730,7 +687,7 @@ static int skge_phys_id(struct net_device *dev, u32 data) { struct skge_port *skge = netdev_priv(dev); - if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) + if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); /* start blinking */ @@ -763,8 +720,6 @@ static struct ethtool_ops skge_ethtool_ops = { .set_pauseparam = skge_set_pauseparam, .get_coalesce = skge_get_coalesce, .set_coalesce = skge_set_coalesce, - .get_tso = ethtool_op_get_tso, - .set_tso = skge_set_tso, .get_sg = ethtool_op_get_sg, .set_sg = skge_set_sg, .get_tx_csum = ethtool_op_get_tx_csum, @@ -793,6 +748,7 @@ static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base) for (i = 0, e = ring->start, d = vaddr; i < ring->count; i++, e++, d++) { e->desc = d; + e->skb = NULL; if (i == ring->count - 1) { e->next = ring->start; d->next_offset = base; @@ -806,24 +762,23 @@ static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base) return 0; } -/* Setup buffer for receiving */ -static inline int skge_rx_alloc(struct skge_port *skge, - struct skge_element *e) +static struct sk_buff *skge_rx_alloc(struct net_device *dev, unsigned int size) { - unsigned long bufsize = skge->netdev->mtu + ETH_HLEN; /* VLAN? */ - struct skge_rx_desc *rd = e->desc; - struct sk_buff *skb; - u64 map; + struct sk_buff *skb = dev_alloc_skb(size); - skb = dev_alloc_skb(bufsize + NET_IP_ALIGN); - if (unlikely(!skb)) { - printk(KERN_DEBUG PFX "%s: out of memory for receive\n", - skge->netdev->name); - return -ENOMEM; + if (likely(skb)) { + skb->dev = dev; + skb_reserve(skb, NET_IP_ALIGN); } + return skb; +} - skb->dev = skge->netdev; - skb_reserve(skb, NET_IP_ALIGN); +/* Allocate and setup a new buffer for receiving */ +static void skge_rx_setup(struct skge_port *skge, struct skge_element *e, + struct sk_buff *skb, unsigned int bufsize) +{ + struct skge_rx_desc *rd = e->desc; + u64 map; map = pci_map_single(skge->hw->pdev, skb->data, bufsize, PCI_DMA_FROMDEVICE); @@ -841,55 +796,69 @@ static inline int skge_rx_alloc(struct skge_port *skge, rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize; pci_unmap_addr_set(e, mapaddr, map); pci_unmap_len_set(e, maplen, bufsize); - return 0; } -/* Free all unused buffers in receive ring, assumes receiver stopped */ +/* Resume receiving using existing skb, + * Note: DMA address is not changed by chip. + * MTU not changed while receiver active. + */ +static void skge_rx_reuse(struct skge_element *e, unsigned int size) +{ + struct skge_rx_desc *rd = e->desc; + + rd->csum2 = 0; + rd->csum2_start = ETH_HLEN; + + wmb(); + + rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | size; +} + + +/* Free all buffers in receive ring, assumes receiver stopped */ static void skge_rx_clean(struct skge_port *skge) { struct skge_hw *hw = skge->hw; struct skge_ring *ring = &skge->rx_ring; struct skge_element *e; - for (e = ring->to_clean; e != ring->to_use; e = e->next) { + e = ring->start; + do { struct skge_rx_desc *rd = e->desc; rd->control = 0; - - pci_unmap_single(hw->pdev, - pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), - PCI_DMA_FROMDEVICE); - dev_kfree_skb(e->skb); - e->skb = NULL; - } - ring->to_clean = e; + if (e->skb) { + pci_unmap_single(hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_FROMDEVICE); + dev_kfree_skb(e->skb); + e->skb = NULL; + } + } while ((e = e->next) != ring->start); } + /* Allocate buffers for receive ring - * For receive: to_use is refill location - * to_clean is next received frame. - * - * if (to_use == to_clean) - * then ring all frames in ring need buffers - * if (to_use->next == to_clean) - * then ring all frames in ring have buffers + * For receive: to_clean is next received frame. */ static int skge_rx_fill(struct skge_port *skge) { struct skge_ring *ring = &skge->rx_ring; struct skge_element *e; - int ret = 0; + unsigned int bufsize = skge->rx_buf_size; - for (e = ring->to_use; e->next != ring->to_clean; e = e->next) { - if (skge_rx_alloc(skge, e)) { - ret = 1; - break; - } + e = ring->start; + do { + struct sk_buff *skb = skge_rx_alloc(skge->netdev, bufsize); - } - ring->to_use = e; + if (!skb) + return -ENOMEM; + + skge_rx_setup(skge, e, skb, bufsize); + } while ( (e = e->next) != ring->start); - return ret; + ring->to_clean = ring->start; + return 0; } static void skge_link_up(struct skge_port *skge) @@ -919,50 +888,50 @@ static void skge_link_down(struct skge_port *skge) printk(KERN_INFO PFX "%s: Link is down.\n", skge->netdev->name); } -static u16 skge_xm_phy_read(struct skge_hw *hw, int port, u16 reg) +static u16 xm_phy_read(struct skge_hw *hw, int port, u16 reg) { int i; u16 v; - skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); - v = skge_xm_read16(hw, port, XM_PHY_DATA); - if (hw->phy_type != SK_PHY_XMAC) { - for (i = 0; i < PHY_RETRIES; i++) { - udelay(1); - if (skge_xm_read16(hw, port, XM_MMU_CMD) - & XM_MMU_PHY_RDY) - goto ready; - } + xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); + v = xm_read16(hw, port, XM_PHY_DATA); - printk(KERN_WARNING PFX "%s: phy read timed out\n", - hw->dev[port]->name); - return 0; - ready: - v = skge_xm_read16(hw, port, XM_PHY_DATA); + /* Need to wait for external PHY */ + for (i = 0; i < PHY_RETRIES; i++) { + udelay(1); + if (xm_read16(hw, port, XM_MMU_CMD) + & XM_MMU_PHY_RDY) + goto ready; } + printk(KERN_WARNING PFX "%s: phy read timed out\n", + hw->dev[port]->name); + return 0; + ready: + v = xm_read16(hw, port, XM_PHY_DATA); + return v; } -static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) +static void xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) { int i; - skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); + xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr); for (i = 0; i < PHY_RETRIES; i++) { - if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) + if (!(xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) goto ready; - cpu_relax(); + udelay(1); } printk(KERN_WARNING PFX "%s: phy write failed to come ready\n", hw->dev[port]->name); ready: - skge_xm_write16(hw, port, XM_PHY_DATA, val); + xm_write16(hw, port, XM_PHY_DATA, val); for (i = 0; i < PHY_RETRIES; i++) { udelay(1); - if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) + if (!(xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY)) return; } printk(KERN_WARNING PFX "%s: phy write timed out\n", @@ -999,34 +968,112 @@ static void genesis_init(struct skge_hw *hw) static void genesis_reset(struct skge_hw *hw, int port) { - int i; - u64 zero = 0; + const u8 zero[8] = { 0 }; /* reset the statistics module */ - skge_xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT); - skge_xm_write16(hw, port, XM_IMSK, 0xffff); /* disable XMAC IRQs */ - skge_xm_write32(hw, port, XM_MODE, 0); /* clear Mode Reg */ - skge_xm_write16(hw, port, XM_TX_CMD, 0); /* reset TX CMD Reg */ - skge_xm_write16(hw, port, XM_RX_CMD, 0); /* reset RX CMD Reg */ + xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT); + xm_write16(hw, port, XM_IMSK, 0xffff); /* disable XMAC IRQs */ + xm_write32(hw, port, XM_MODE, 0); /* clear Mode Reg */ + xm_write16(hw, port, XM_TX_CMD, 0); /* reset TX CMD Reg */ + xm_write16(hw, port, XM_RX_CMD, 0); /* reset RX CMD Reg */ - /* disable all PHY IRQs */ - if (hw->phy_type == SK_PHY_BCOM) - skge_xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff); + /* disable Broadcom PHY IRQ */ + xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff); - skge_xm_outhash(hw, port, XM_HSM, (u8 *) &zero); - for (i = 0; i < 15; i++) - skge_xm_outaddr(hw, port, XM_EXM(i), (u8 *) &zero); - skge_xm_outhash(hw, port, XM_SRC_CHK, (u8 *) &zero); + xm_outhash(hw, port, XM_HSM, zero); } -static void genesis_mac_init(struct skge_hw *hw, int port) +/* Convert mode to MII values */ +static const u16 phy_pause_map[] = { + [FLOW_MODE_NONE] = 0, + [FLOW_MODE_LOC_SEND] = PHY_AN_PAUSE_ASYM, + [FLOW_MODE_SYMMETRIC] = PHY_AN_PAUSE_CAP, + [FLOW_MODE_REM_SEND] = PHY_AN_PAUSE_CAP | PHY_AN_PAUSE_ASYM, +}; + + +/* Check status of Broadcom phy link */ +static void bcom_check_link(struct skge_hw *hw, int port) { - struct skge_port *skge = netdev_priv(hw->dev[port]); + struct net_device *dev = hw->dev[port]; + struct skge_port *skge = netdev_priv(dev); + u16 status; + + /* read twice because of latch */ + (void) xm_phy_read(hw, port, PHY_BCOM_STAT); + status = xm_phy_read(hw, port, PHY_BCOM_STAT); + + pr_debug("bcom_check_link status=0x%x\n", status); + + if ((status & PHY_ST_LSYNC) == 0) { + u16 cmd = xm_read16(hw, port, XM_MMU_CMD); + cmd &= ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX); + xm_write16(hw, port, XM_MMU_CMD, cmd); + /* dummy read to ensure writing */ + (void) xm_read16(hw, port, XM_MMU_CMD); + + if (netif_carrier_ok(dev)) + skge_link_down(skge); + } else { + if (skge->autoneg == AUTONEG_ENABLE && + (status & PHY_ST_AN_OVER)) { + u16 lpa = xm_phy_read(hw, port, PHY_BCOM_AUNE_LP); + u16 aux = xm_phy_read(hw, port, PHY_BCOM_AUX_STAT); + + if (lpa & PHY_B_AN_RF) { + printk(KERN_NOTICE PFX "%s: remote fault\n", + dev->name); + return; + } + + /* Check Duplex mismatch */ + switch(aux & PHY_B_AS_AN_RES_MSK) { + case PHY_B_RES_1000FD: + skge->duplex = DUPLEX_FULL; + break; + case PHY_B_RES_1000HD: + skge->duplex = DUPLEX_HALF; + break; + default: + printk(KERN_NOTICE PFX "%s: duplex mismatch\n", + dev->name); + return; + } + + + /* We are using IEEE 802.3z/D5.0 Table 37-4 */ + switch (aux & PHY_B_AS_PAUSE_MSK) { + case PHY_B_AS_PAUSE_MSK: + skge->flow_control = FLOW_MODE_SYMMETRIC; + break; + case PHY_B_AS_PRR: + skge->flow_control = FLOW_MODE_REM_SEND; + break; + case PHY_B_AS_PRT: + skge->flow_control = FLOW_MODE_LOC_SEND; + break; + default: + skge->flow_control = FLOW_MODE_NONE; + } + + skge->speed = SPEED_1000; + } + + if (!netif_carrier_ok(dev)) + genesis_link_up(skge); + } +} + +/* Broadcom 5400 only supports giagabit! SysKonnect did not put an additional + * Phy on for 100 or 10Mbit operation + */ +static void bcom_phy_init(struct skge_port *skge, int jumbo) +{ + struct skge_hw *hw = skge->hw; + int port = skge->port; int i; - u32 r; - u16 id1; - u16 ctrl1, ctrl2, ctrl3, ctrl4, ctrl5; + u16 id1, r, ext, ctl; /* magic workaround patterns for Broadcom */ static const struct { @@ -1042,16 +1089,120 @@ static void genesis_mac_init(struct skge_hw *hw, int port) { 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 }, }; + pr_debug("bcom_phy_init\n"); + + /* read Id from external PHY (all have the same address) */ + id1 = xm_phy_read(hw, port, PHY_XMAC_ID1); + + /* Optimize MDIO transfer by suppressing preamble. */ + r = xm_read16(hw, port, XM_MMU_CMD); + r |= XM_MMU_NO_PRE; + xm_write16(hw, port, XM_MMU_CMD,r); + + switch(id1) { + case PHY_BCOM_ID1_C0: + /* + * Workaround BCOM Errata for the C0 type. + * Write magic patterns to reserved registers. + */ + for (i = 0; i < ARRAY_SIZE(C0hack); i++) + xm_phy_write(hw, port, + C0hack[i].reg, C0hack[i].val); + + break; + case PHY_BCOM_ID1_A1: + /* + * Workaround BCOM Errata for the A1 type. + * Write magic patterns to reserved registers. + */ + for (i = 0; i < ARRAY_SIZE(A1hack); i++) + xm_phy_write(hw, port, + A1hack[i].reg, A1hack[i].val); + break; + } + + /* + * Workaround BCOM Errata (#10523) for all BCom PHYs. + * Disable Power Management after reset. + */ + r = xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL); + r |= PHY_B_AC_DIS_PM; + xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r); + + /* Dummy read */ + xm_read16(hw, port, XM_ISRC); + + ext = PHY_B_PEC_EN_LTR; /* enable tx led */ + ctl = PHY_CT_SP1000; /* always 1000mbit */ + + if (skge->autoneg == AUTONEG_ENABLE) { + /* + * Workaround BCOM Errata #1 for the C5 type. + * 1000Base-T Link Acquisition Failure in Slave Mode + * Set Repeater/DTE bit 10 of the 1000Base-T Control Register + */ + u16 adv = PHY_B_1000C_RD; + if (skge->advertising & ADVERTISED_1000baseT_Half) + adv |= PHY_B_1000C_AHD; + if (skge->advertising & ADVERTISED_1000baseT_Full) + adv |= PHY_B_1000C_AFD; + xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, adv); + + ctl |= PHY_CT_ANE | PHY_CT_RE_CFG; + } else { + if (skge->duplex == DUPLEX_FULL) + ctl |= PHY_CT_DUP_MD; + /* Force to slave */ + xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, PHY_B_1000C_MSE); + } + + /* Set autonegotiation pause parameters */ + xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, + phy_pause_map[skge->flow_control] | PHY_AN_CSMA); + + /* Handle Jumbo frames */ + if (jumbo) { + xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, + PHY_B_AC_TX_TST | PHY_B_AC_LONG_PACK); + + ext |= PHY_B_PEC_HIGH_LA; + + } + + xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ext); + xm_phy_write(hw, port, PHY_BCOM_CTRL, ctl); + + /* Use link status change interrrupt */ + xm_phy_write(hw, port, PHY_BCOM_INT_MASK, PHY_B_DEF_MSK); + + bcom_check_link(hw, port); +} + +static void genesis_mac_init(struct skge_hw *hw, int port) +{ + struct net_device *dev = hw->dev[port]; + struct skge_port *skge = netdev_priv(dev); + int jumbo = hw->dev[port]->mtu > ETH_DATA_LEN; + int i; + u32 r; + const u8 zero[6] = { 0 }; + + /* Clear MIB counters */ + xm_write16(hw, port, XM_STAT_CMD, + XM_SC_CLR_RXC | XM_SC_CLR_TXC); + /* Clear two times according to Errata #3 */ + xm_write16(hw, port, XM_STAT_CMD, + XM_SC_CLR_RXC | XM_SC_CLR_TXC); /* initialize Rx, Tx and Link LED */ - skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON); - skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON); - skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START); - skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); + skge_write8(hw, SK_REG(port, TX_LED_CTRL), LED_START); /* Unreset the XMAC. */ - skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); + skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); /* * Perform additional initialization for external PHYs, @@ -1059,67 +1210,56 @@ static void genesis_mac_init(struct skge_hw *hw, int port) * GMII mode. */ spin_lock_bh(&hw->phy_lock); - if (hw->phy_type != SK_PHY_XMAC) { - /* Take PHY out of reset. */ - r = skge_read32(hw, B2_GP_IO); - if (port == 0) - r |= GP_DIR_0|GP_IO_0; - else - r |= GP_DIR_2|GP_IO_2; - - skge_write32(hw, B2_GP_IO, r); - skge_read32(hw, B2_GP_IO); - - /* Enable GMII mode on the XMAC. */ - skge_xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD); - - id1 = skge_xm_phy_read(hw, port, PHY_XMAC_ID1); - - /* Optimize MDIO transfer by suppressing preamble. */ - skge_xm_write16(hw, port, XM_MMU_CMD, - skge_xm_read16(hw, port, XM_MMU_CMD) - | XM_MMU_NO_PRE); - - if (id1 == PHY_BCOM_ID1_C0) { - /* - * Workaround BCOM Errata for the C0 type. - * Write magic patterns to reserved registers. - */ - for (i = 0; i < ARRAY_SIZE(C0hack); i++) - skge_xm_phy_write(hw, port, - C0hack[i].reg, C0hack[i].val); - - } else if (id1 == PHY_BCOM_ID1_A1) { - /* - * Workaround BCOM Errata for the A1 type. - * Write magic patterns to reserved registers. - */ - for (i = 0; i < ARRAY_SIZE(A1hack); i++) - skge_xm_phy_write(hw, port, - A1hack[i].reg, A1hack[i].val); - } + /* Take external Phy out of reset */ + r = skge_read32(hw, B2_GP_IO); + if (port == 0) + r |= GP_DIR_0|GP_IO_0; + else + r |= GP_DIR_2|GP_IO_2; - /* - * Workaround BCOM Errata (#10523) for all BCom PHYs. - * Disable Power Management after reset. - */ - r = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL); - skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r | PHY_B_AC_DIS_PM); - } + skge_write32(hw, B2_GP_IO, r); + skge_read32(hw, B2_GP_IO); + spin_unlock_bh(&hw->phy_lock); - /* Dummy read */ - skge_xm_read16(hw, port, XM_ISRC); + /* Enable GMII interfac */ + xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD); + + bcom_phy_init(skge, jumbo); + + /* Set Station Address */ + xm_outaddr(hw, port, XM_SA, dev->dev_addr); + + /* We don't use match addresses so clear */ + for (i = 1; i < 16; i++) + xm_outaddr(hw, port, XM_EXM(i), zero); - r = skge_xm_read32(hw, port, XM_MODE); - skge_xm_write32(hw, port, XM_MODE, r|XM_MD_CSA); + /* configure Rx High Water Mark (XM_RX_HI_WM) */ + xm_write16(hw, port, XM_RX_HI_WM, 1450); /* We don't need the FCS appended to the packet. */ - r = skge_xm_read16(hw, port, XM_RX_CMD); - skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_STRIP_FCS); + r = XM_RX_LENERR_OK | XM_RX_STRIP_FCS; + if (jumbo) + r |= XM_RX_BIG_PK_OK; + + if (skge->duplex == DUPLEX_HALF) { + /* + * If in manual half duplex mode the other side might be in + * full duplex mode, so ignore if a carrier extension is not seen + * on frames received + */ + r |= XM_RX_DIS_CEXT; + } + xm_write16(hw, port, XM_RX_CMD, r); + /* We want short frames padded to 60 bytes. */ - r = skge_xm_read16(hw, port, XM_TX_CMD); - skge_xm_write16(hw, port, XM_TX_CMD, r | XM_TX_AUTO_PAD); + xm_write16(hw, port, XM_TX_CMD, XM_TX_AUTO_PAD); + + /* + * Bump up the transmit threshold. This helps hold off transmit + * underruns when we're blasting traffic from both ports at once. + */ + xm_write16(hw, port, XM_TX_THR, 512); /* * Enable the reception of all error frames. This is is @@ -1135,19 +1275,22 @@ static void genesis_mac_init(struct skge_hw *hw, int port) * case the XMAC will start transfering frames out of the * RX FIFO as soon as the FIFO threshold is reached. */ - r = skge_xm_read32(hw, port, XM_MODE); - skge_xm_write32(hw, port, XM_MODE, - XM_MD_RX_CRCE|XM_MD_RX_LONG|XM_MD_RX_RUNT| - XM_MD_RX_ERR|XM_MD_RX_IRLE); + xm_write32(hw, port, XM_MODE, XM_DEF_MODE); - skge_xm_outaddr(hw, port, XM_SA, hw->dev[port]->dev_addr); - skge_xm_outaddr(hw, port, XM_EXM(0), hw->dev[port]->dev_addr); /* - * Bump up the transmit threshold. This helps hold off transmit - * underruns when we're blasting traffic from both ports at once. + * Initialize the Receive Counter Event Mask (XM_RX_EV_MSK) + * - Enable all bits excepting 'Octets Rx OK Low CntOv' + * and 'Octets Rx OK Hi Cnt Ov'. */ - skge_xm_write16(hw, port, XM_TX_THR, 512); + xm_write32(hw, port, XM_RX_EV_MSK, XMR_DEF_MSK); + + /* + * Initialize the Transmit Counter Event Mask (XM_TX_EV_MSK) + * - Enable all bits excepting 'Octets Tx OK Low CntOv' + * and 'Octets Tx OK Hi Cnt Ov'. + */ + xm_write32(hw, port, XM_TX_EV_MSK, XMT_DEF_MSK); /* Configure MAC arbiter */ skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR); @@ -1164,137 +1307,30 @@ static void genesis_mac_init(struct skge_hw *hw, int port) skge_write8(hw, B3_MA_RCINI_TX2, 0); /* Configure Rx MAC FIFO */ - skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_CLR); - skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT); - skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD); + skge_write8(hw, SK_REG(port, RX_MFF_CTRL2), MFF_RST_CLR); + skge_write16(hw, SK_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT); + skge_write8(hw, SK_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD); /* Configure Tx MAC FIFO */ - skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_CLR); - skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF); - skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD); + skge_write8(hw, SK_REG(port, TX_MFF_CTRL2), MFF_RST_CLR); + skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF); + skge_write8(hw, SK_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD); - if (hw->dev[port]->mtu > ETH_DATA_LEN) { + if (jumbo) { /* Enable frame flushing if jumbo frames used */ - skge_write16(hw, SKGEMAC_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH); + skge_write16(hw, SK_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH); } else { /* enable timeout timers if normal frames */ skge_write16(hw, B3_PA_CTRL, - port == 0 ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2); + (port == 0) ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2); } - - - r = skge_xm_read16(hw, port, XM_RX_CMD); - if (hw->dev[port]->mtu > ETH_DATA_LEN) - skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_BIG_PK_OK); - else - skge_xm_write16(hw, port, XM_RX_CMD, r & ~(XM_RX_BIG_PK_OK)); - - switch (hw->phy_type) { - case SK_PHY_XMAC: - if (skge->autoneg == AUTONEG_ENABLE) { - ctrl1 = PHY_X_AN_FD | PHY_X_AN_HD; - - switch (skge->flow_control) { - case FLOW_MODE_NONE: - ctrl1 |= PHY_X_P_NO_PAUSE; - break; - case FLOW_MODE_LOC_SEND: - ctrl1 |= PHY_X_P_ASYM_MD; - break; - case FLOW_MODE_SYMMETRIC: - ctrl1 |= PHY_X_P_SYM_MD; - break; - case FLOW_MODE_REM_SEND: - ctrl1 |= PHY_X_P_BOTH_MD; - break; - } - - skge_xm_phy_write(hw, port, PHY_XMAC_AUNE_ADV, ctrl1); - ctrl2 = PHY_CT_ANE | PHY_CT_RE_CFG; - } else { - ctrl2 = 0; - if (skge->duplex == DUPLEX_FULL) - ctrl2 |= PHY_CT_DUP_MD; - } - - skge_xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl2); - break; - - case SK_PHY_BCOM: - ctrl1 = PHY_CT_SP1000; - ctrl2 = 0; - ctrl3 = PHY_SEL_TYPE; - ctrl4 = PHY_B_PEC_EN_LTR; - ctrl5 = PHY_B_AC_TX_TST; - - if (skge->autoneg == AUTONEG_ENABLE) { - /* - * Workaround BCOM Errata #1 for the C5 type. - * 1000Base-T Link Acquisition Failure in Slave Mode - * Set Repeater/DTE bit 10 of the 1000Base-T Control Register - */ - ctrl2 |= PHY_B_1000C_RD; - if (skge->advertising & ADVERTISED_1000baseT_Half) - ctrl2 |= PHY_B_1000C_AHD; - if (skge->advertising & ADVERTISED_1000baseT_Full) - ctrl2 |= PHY_B_1000C_AFD; - - /* Set Flow-control capabilities */ - switch (skge->flow_control) { - case FLOW_MODE_NONE: - ctrl3 |= PHY_B_P_NO_PAUSE; - break; - case FLOW_MODE_LOC_SEND: - ctrl3 |= PHY_B_P_ASYM_MD; - break; - case FLOW_MODE_SYMMETRIC: - ctrl3 |= PHY_B_P_SYM_MD; - break; - case FLOW_MODE_REM_SEND: - ctrl3 |= PHY_B_P_BOTH_MD; - break; - } - - /* Restart Auto-negotiation */ - ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG; - } else { - if (skge->duplex == DUPLEX_FULL) - ctrl1 |= PHY_CT_DUP_MD; - - ctrl2 |= PHY_B_1000C_MSE; /* set it to Slave */ - } - - skge_xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, ctrl2); - skge_xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, ctrl3); - - if (skge->netdev->mtu > ETH_DATA_LEN) { - ctrl4 |= PHY_B_PEC_HIGH_LA; - ctrl5 |= PHY_B_AC_LONG_PACK; - - skge_xm_phy_write(hw, port,PHY_BCOM_AUX_CTRL, ctrl5); - } - - skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ctrl4); - skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl1); - break; - } - spin_unlock_bh(&hw->phy_lock); - - /* Clear MIB counters */ - skge_xm_write16(hw, port, XM_STAT_CMD, - XM_SC_CLR_RXC | XM_SC_CLR_TXC); - /* Clear two times according to Errata #3 */ - skge_xm_write16(hw, port, XM_STAT_CMD, - XM_SC_CLR_RXC | XM_SC_CLR_TXC); - - /* Start polling for link status */ - mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); } static void genesis_stop(struct skge_port *skge) { struct skge_hw *hw = skge->hw; int port = skge->port; + u32 reg; /* Clear Tx packet arbiter timeout IRQ */ skge_write16(hw, B3_PA_CTRL, @@ -1304,33 +1340,30 @@ static void genesis_stop(struct skge_port *skge) * If the transfer stucks at the MAC the STOP command will not * terminate if we don't flush the XMAC's transmit FIFO ! */ - skge_xm_write32(hw, port, XM_MODE, - skge_xm_read32(hw, port, XM_MODE)|XM_MD_FTF); + xm_write32(hw, port, XM_MODE, + xm_read32(hw, port, XM_MODE)|XM_MD_FTF); /* Reset the MAC */ - skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST); + skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST); /* For external PHYs there must be special handling */ - if (hw->phy_type != SK_PHY_XMAC) { - u32 reg = skge_read32(hw, B2_GP_IO); - - if (port == 0) { - reg |= GP_DIR_0; - reg &= ~GP_IO_0; - } else { - reg |= GP_DIR_2; - reg &= ~GP_IO_2; - } - skge_write32(hw, B2_GP_IO, reg); - skge_read32(hw, B2_GP_IO); + reg = skge_read32(hw, B2_GP_IO); + if (port == 0) { + reg |= GP_DIR_0; + reg &= ~GP_IO_0; + } else { + reg |= GP_DIR_2; + reg &= ~GP_IO_2; } + skge_write32(hw, B2_GP_IO, reg); + skge_read32(hw, B2_GP_IO); - skge_xm_write16(hw, port, XM_MMU_CMD, - skge_xm_read16(hw, port, XM_MMU_CMD) + xm_write16(hw, port, XM_MMU_CMD, + xm_read16(hw, port, XM_MMU_CMD) & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX)); - skge_xm_read16(hw, port, XM_MMU_CMD); + xm_read16(hw, port, XM_MMU_CMD); } @@ -1341,11 +1374,11 @@ static void genesis_get_stats(struct skge_port *skge, u64 *data) int i; unsigned long timeout = jiffies + HZ; - skge_xm_write16(hw, port, + xm_write16(hw, port, XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC); /* wait for update to complete */ - while (skge_xm_read16(hw, port, XM_STAT_CMD) + while (xm_read16(hw, port, XM_STAT_CMD) & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) { if (time_after(jiffies, timeout)) break; @@ -1353,68 +1386,60 @@ static void genesis_get_stats(struct skge_port *skge, u64 *data) } /* special case for 64 bit octet counter */ - data[0] = (u64) skge_xm_read32(hw, port, XM_TXO_OK_HI) << 32 - | skge_xm_read32(hw, port, XM_TXO_OK_LO); - data[1] = (u64) skge_xm_read32(hw, port, XM_RXO_OK_HI) << 32 - | skge_xm_read32(hw, port, XM_RXO_OK_LO); + data[0] = (u64) xm_read32(hw, port, XM_TXO_OK_HI) << 32 + | xm_read32(hw, port, XM_TXO_OK_LO); + data[1] = (u64) xm_read32(hw, port, XM_RXO_OK_HI) << 32 + | xm_read32(hw, port, XM_RXO_OK_LO); for (i = 2; i < ARRAY_SIZE(skge_stats); i++) - data[i] = skge_xm_read32(hw, port, skge_stats[i].xmac_offset); + data[i] = xm_read32(hw, port, skge_stats[i].xmac_offset); } static void genesis_mac_intr(struct skge_hw *hw, int port) { struct skge_port *skge = netdev_priv(hw->dev[port]); - u16 status = skge_xm_read16(hw, port, XM_ISRC); - - pr_debug("genesis_intr status %x\n", status); - if (hw->phy_type == SK_PHY_XMAC) { - /* LInk down, start polling for state change */ - if (status & XM_IS_INP_ASS) { - skge_xm_write16(hw, port, XM_IMSK, - skge_xm_read16(hw, port, XM_IMSK) | XM_IS_INP_ASS); - mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); - } - else if (status & XM_IS_AND) - mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); - } + u16 status = xm_read16(hw, port, XM_ISRC); + + if (netif_msg_intr(skge)) + printk(KERN_DEBUG PFX "%s: mac interrupt status 0x%x\n", + skge->netdev->name, status); if (status & XM_IS_TXF_UR) { - skge_xm_write32(hw, port, XM_MODE, XM_MD_FTF); + xm_write32(hw, port, XM_MODE, XM_MD_FTF); ++skge->net_stats.tx_fifo_errors; } if (status & XM_IS_RXF_OV) { - skge_xm_write32(hw, port, XM_MODE, XM_MD_FRF); + xm_write32(hw, port, XM_MODE, XM_MD_FRF); ++skge->net_stats.rx_fifo_errors; } } -static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) +static void gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val) { int i; - skge_gma_write16(hw, port, GM_SMI_DATA, val); - skge_gma_write16(hw, port, GM_SMI_CTRL, + gma_write16(hw, port, GM_SMI_DATA, val); + gma_write16(hw, port, GM_SMI_CTRL, GM_SMI_CT_PHY_AD(hw->phy_addr) | GM_SMI_CT_REG_AD(reg)); for (i = 0; i < PHY_RETRIES; i++) { udelay(1); - if (!(skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY)) + if (!(gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY)) break; } } -static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg) +static u16 gm_phy_read(struct skge_hw *hw, int port, u16 reg) { int i; - skge_gma_write16(hw, port, GM_SMI_CTRL, + gma_write16(hw, port, GM_SMI_CTRL, GM_SMI_CT_PHY_AD(hw->phy_addr) | GM_SMI_CT_REG_AD(reg) | GM_SMI_CT_OP_RD); for (i = 0; i < PHY_RETRIES; i++) { udelay(1); - if (skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL) + if (gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL) goto ready; } @@ -1422,24 +1447,7 @@ static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg) hw->dev[port]->name); return 0; ready: - return skge_gma_read16(hw, port, GM_SMI_DATA); -} - -static void genesis_link_down(struct skge_port *skge) -{ - struct skge_hw *hw = skge->hw; - int port = skge->port; - - pr_debug("genesis_link_down\n"); - - skge_xm_write16(hw, port, XM_MMU_CMD, - skge_xm_read16(hw, port, XM_MMU_CMD) - & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX)); - - /* dummy read to ensure writing */ - (void) skge_xm_read16(hw, port, XM_MMU_CMD); - - skge_link_down(skge); + return gma_read16(hw, port, GM_SMI_DATA); } static void genesis_link_up(struct skge_port *skge) @@ -1450,7 +1458,7 @@ static void genesis_link_up(struct skge_port *skge) u32 mode, msk; pr_debug("genesis_link_up\n"); - cmd = skge_xm_read16(hw, port, XM_MMU_CMD); + cmd = xm_read16(hw, port, XM_MMU_CMD); /* * enabling pause frame reception is required for 1000BT @@ -1458,14 +1466,15 @@ static void genesis_link_up(struct skge_port *skge) */ if (skge->flow_control == FLOW_MODE_NONE || skge->flow_control == FLOW_MODE_LOC_SEND) + /* Disable Pause Frame Reception */ cmd |= XM_MMU_IGN_PF; else /* Enable Pause Frame Reception */ cmd &= ~XM_MMU_IGN_PF; - skge_xm_write16(hw, port, XM_MMU_CMD, cmd); + xm_write16(hw, port, XM_MMU_CMD, cmd); - mode = skge_xm_read32(hw, port, XM_MODE); + mode = xm_read32(hw, port, XM_MODE); if (skge->flow_control == FLOW_MODE_SYMMETRIC || skge->flow_control == FLOW_MODE_LOC_SEND) { /* @@ -1479,10 +1488,10 @@ static void genesis_link_up(struct skge_port *skge) /* XM_PAUSE_DA = '010000C28001' (default) */ /* XM_MAC_PTIME = 0xffff (maximum) */ /* remember this value is defined in big endian (!) */ - skge_xm_write16(hw, port, XM_MAC_PTIME, 0xffff); + xm_write16(hw, port, XM_MAC_PTIME, 0xffff); mode |= XM_PAUSE_MODE; - skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_PAUSE); + skge_write16(hw, SK_REG(port, RX_MFF_CTRL1), MFF_ENA_PAUSE); } else { /* * disable pause frame generation is required for 1000BT @@ -1491,125 +1500,68 @@ static void genesis_link_up(struct skge_port *skge) /* Disable Pause Mode in Mode Register */ mode &= ~XM_PAUSE_MODE; - skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_DIS_PAUSE); + skge_write16(hw, SK_REG(port, RX_MFF_CTRL1), MFF_DIS_PAUSE); } - skge_xm_write32(hw, port, XM_MODE, mode); + xm_write32(hw, port, XM_MODE, mode); msk = XM_DEF_MSK; - if (hw->phy_type != SK_PHY_XMAC) - msk |= XM_IS_INP_ASS; /* disable GP0 interrupt bit */ + /* disable GP0 interrupt bit for external Phy */ + msk |= XM_IS_INP_ASS; - skge_xm_write16(hw, port, XM_IMSK, msk); - skge_xm_read16(hw, port, XM_ISRC); + xm_write16(hw, port, XM_IMSK, msk); + xm_read16(hw, port, XM_ISRC); /* get MMU Command Reg. */ - cmd = skge_xm_read16(hw, port, XM_MMU_CMD); - if (hw->phy_type != SK_PHY_XMAC && skge->duplex == DUPLEX_FULL) + cmd = xm_read16(hw, port, XM_MMU_CMD); + if (skge->duplex == DUPLEX_FULL) cmd |= XM_MMU_GMII_FD; - if (hw->phy_type == SK_PHY_BCOM) { - /* - * Workaround BCOM Errata (#10523) for all BCom Phys - * Enable Power Management after link up - */ - skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, - skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL) - & ~PHY_B_AC_DIS_PM); - skge_xm_phy_write(hw, port, PHY_BCOM_INT_MASK, - PHY_B_DEF_MSK); - } + /* + * Workaround BCOM Errata (#10523) for all BCom Phys + * Enable Power Management after link up + */ + xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, + xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL) + & ~PHY_B_AC_DIS_PM); + xm_phy_write(hw, port, PHY_BCOM_INT_MASK, PHY_B_DEF_MSK); /* enable Rx/Tx */ - skge_xm_write16(hw, port, XM_MMU_CMD, + xm_write16(hw, port, XM_MMU_CMD, cmd | XM_MMU_ENA_RX | XM_MMU_ENA_TX); skge_link_up(skge); } -static void genesis_bcom_intr(struct skge_port *skge) +static inline void bcom_phy_intr(struct skge_port *skge) { struct skge_hw *hw = skge->hw; int port = skge->port; - u16 stat = skge_xm_phy_read(hw, port, PHY_BCOM_INT_STAT); + u16 isrc; + + isrc = xm_phy_read(hw, port, PHY_BCOM_INT_STAT); + if (netif_msg_intr(skge)) + printk(KERN_DEBUG PFX "%s: phy interrupt status 0x%x\n", + skge->netdev->name, isrc); - pr_debug("genesis_bcom intr stat=%x\n", stat); + if (isrc & PHY_B_IS_PSE) + printk(KERN_ERR PFX "%s: uncorrectable pair swap error\n", + hw->dev[port]->name); /* Workaround BCom Errata: * enable and disable loopback mode if "NO HCD" occurs. */ - if (stat & PHY_B_IS_NO_HDCL) { - u16 ctrl = skge_xm_phy_read(hw, port, PHY_BCOM_CTRL); - skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, + if (isrc & PHY_B_IS_NO_HDCL) { + u16 ctrl = xm_phy_read(hw, port, PHY_BCOM_CTRL); + xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl | PHY_CT_LOOP); - skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, + xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl & ~PHY_CT_LOOP); } - stat = skge_xm_phy_read(hw, port, PHY_BCOM_STAT); - if (stat & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) { - u16 aux = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_STAT); - if ( !(aux & PHY_B_AS_LS) && netif_carrier_ok(skge->netdev)) - genesis_link_down(skge); - - else if (stat & PHY_B_IS_LST_CHANGE) { - if (aux & PHY_B_AS_AN_C) { - switch (aux & PHY_B_AS_AN_RES_MSK) { - case PHY_B_RES_1000FD: - skge->duplex = DUPLEX_FULL; - break; - case PHY_B_RES_1000HD: - skge->duplex = DUPLEX_HALF; - break; - } - - switch (aux & PHY_B_AS_PAUSE_MSK) { - case PHY_B_AS_PAUSE_MSK: - skge->flow_control = FLOW_MODE_SYMMETRIC; - break; - case PHY_B_AS_PRR: - skge->flow_control = FLOW_MODE_REM_SEND; - break; - case PHY_B_AS_PRT: - skge->flow_control = FLOW_MODE_LOC_SEND; - break; - default: - skge->flow_control = FLOW_MODE_NONE; - } - skge->speed = SPEED_1000; - } - genesis_link_up(skge); - } - else - mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); - } -} + if (isrc & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) + bcom_check_link(hw, port); -/* Perodic poll of phy status to check for link transistion */ -static void skge_link_timer(unsigned long __arg) -{ - struct skge_port *skge = (struct skge_port *) __arg; - struct skge_hw *hw = skge->hw; - int port = skge->port; - - if (hw->chip_id != CHIP_ID_GENESIS || !netif_running(skge->netdev)) - return; - - spin_lock_bh(&hw->phy_lock); - if (hw->phy_type == SK_PHY_BCOM) - genesis_bcom_intr(skge); - else { - int i; - for (i = 0; i < 3; i++) - if (skge_xm_read16(hw, port, XM_ISRC) & XM_IS_INP_ASS) - break; - - if (i == 3) - mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ); - else - genesis_link_up(skge); - } - spin_unlock_bh(&hw->phy_lock); } /* Marvell Phy Initailization */ @@ -1621,31 +1573,27 @@ static void yukon_init(struct skge_hw *hw, int port) pr_debug("yukon_init\n"); if (skge->autoneg == AUTONEG_ENABLE) { - u16 ectrl = skge_gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); + u16 ectrl = gm_phy_read(hw, port, PHY_MARV_EXT_CTRL); ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK | PHY_M_EC_MAC_S_MSK); ectrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ); - /* on PHY 88E1111 there is a change for downshift control */ - if (hw->chip_id == CHIP_ID_YUKON_EC) - ectrl |= PHY_M_EC_M_DSC_2(0) | PHY_M_EC_DOWN_S_ENA; - else - ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1); + ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1); - skge_gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl); + gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl); } - ctrl = skge_gm_phy_read(hw, port, PHY_MARV_CTRL); + ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL); if (skge->autoneg == AUTONEG_DISABLE) ctrl &= ~PHY_CT_ANE; ctrl |= PHY_CT_RESET; - skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); ctrl = 0; ct1000 = 0; - adv = PHY_SEL_TYPE; + adv = PHY_AN_CSMA; if (skge->autoneg == AUTONEG_ENABLE) { if (iscopper(hw)) { @@ -1661,41 +1609,12 @@ static void yukon_init(struct skge_hw *hw, int port) adv |= PHY_M_AN_10_FD; if (skge->advertising & ADVERTISED_10baseT_Half) adv |= PHY_M_AN_10_HD; - - /* Set Flow-control capabilities */ - switch (skge->flow_control) { - case FLOW_MODE_NONE: - adv |= PHY_B_P_NO_PAUSE; - break; - case FLOW_MODE_LOC_SEND: - adv |= PHY_B_P_ASYM_MD; - break; - case FLOW_MODE_SYMMETRIC: - adv |= PHY_B_P_SYM_MD; - break; - case FLOW_MODE_REM_SEND: - adv |= PHY_B_P_BOTH_MD; - break; - } - } else { /* special defines for FIBER (88E1011S only) */ + } else /* special defines for FIBER (88E1011S only) */ adv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD; - /* Set Flow-control capabilities */ - switch (skge->flow_control) { - case FLOW_MODE_NONE: - adv |= PHY_M_P_NO_PAUSE_X; - break; - case FLOW_MODE_LOC_SEND: - adv |= PHY_M_P_ASYM_MD_X; - break; - case FLOW_MODE_SYMMETRIC: - adv |= PHY_M_P_SYM_MD_X; - break; - case FLOW_MODE_REM_SEND: - adv |= PHY_M_P_BOTH_MD_X; - break; - } - } + /* Set Flow-control capabilities */ + adv |= phy_pause_map[skge->flow_control]; + /* Restart Auto-negotiation */ ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG; } else { @@ -1717,36 +1636,23 @@ static void yukon_init(struct skge_hw *hw, int port) ctrl |= PHY_CT_RESET; } - if (hw->chip_id != CHIP_ID_YUKON_FE) - skge_gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000); + gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000); - skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv); - skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv); + gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); /* Setup Phy LED's */ ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS); ledover = 0; - if (hw->chip_id == CHIP_ID_YUKON_FE) { - /* on 88E3082 these bits are at 11..9 (shifted left) */ - ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) << 1; - - skge_gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR, - ((skge_gm_phy_read(hw, port, PHY_MARV_FE_LED_PAR) - - & ~PHY_M_FELP_LED1_MSK) - | PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_ACT_BL))); - } else { - /* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */ - ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL; + ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL; - /* turn off the Rx LED (LED_RX) */ - ledover |= PHY_M_LED_MO_RX(MO_LED_OFF); - } + /* turn off the Rx LED (LED_RX) */ + ledover |= PHY_M_LED_MO_RX(MO_LED_OFF); /* disable blink mode (LED_DUPLEX) on collisions */ ctrl |= PHY_M_LEDC_DP_CTRL; - skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl); + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl); if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) { /* turn on 100 Mbps LED (LED_LINK100) */ @@ -1754,25 +1660,25 @@ static void yukon_init(struct skge_hw *hw, int port) } if (ledover) - skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover); + gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover); /* Enable phy interrupt on autonegotiation complete (or link up) */ if (skge->autoneg == AUTONEG_ENABLE) - skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL); else - skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); } static void yukon_reset(struct skge_hw *hw, int port) { - skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */ - skge_gma_write16(hw, port, GM_MC_ADDR_H1, 0); /* clear MC hash */ - skge_gma_write16(hw, port, GM_MC_ADDR_H2, 0); - skge_gma_write16(hw, port, GM_MC_ADDR_H3, 0); - skge_gma_write16(hw, port, GM_MC_ADDR_H4, 0); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */ + gma_write16(hw, port, GM_MC_ADDR_H1, 0); /* clear MC hash */ + gma_write16(hw, port, GM_MC_ADDR_H2, 0); + gma_write16(hw, port, GM_MC_ADDR_H3, 0); + gma_write16(hw, port, GM_MC_ADDR_H4, 0); - skge_gma_write16(hw, port, GM_RX_CTRL, - skge_gma_read16(hw, port, GM_RX_CTRL) + gma_write16(hw, port, GM_RX_CTRL, + gma_read16(hw, port, GM_RX_CTRL) | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA); } @@ -1785,17 +1691,17 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* WA code for COMA mode -- set PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - chip_rev(hw) == CHIP_REV_YU_LITE_A3) + hw->chip_rev == CHIP_REV_YU_LITE_A3) skge_write32(hw, B2_GP_IO, (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9)); /* hard reset */ - skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), GPC_RST_SET); - skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_RST_SET); + skge_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); + skge_write32(hw, SK_REG(port, GMAC_CTRL), GMC_RST_SET); /* WA code for COMA mode -- clear PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - chip_rev(hw) == CHIP_REV_YU_LITE_A3) + hw->chip_rev == CHIP_REV_YU_LITE_A3) skge_write32(hw, B2_GP_IO, (skge_read32(hw, B2_GP_IO) | GP_DIR_9) & ~GP_IO_9); @@ -1806,13 +1712,13 @@ static void yukon_mac_init(struct skge_hw *hw, int port) reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB; /* Clear GMC reset */ - skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_SET); - skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_CLR); - skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR); + skge_write32(hw, SK_REG(port, GPHY_CTRL), reg | GPC_RST_SET); + skge_write32(hw, SK_REG(port, GPHY_CTRL), reg | GPC_RST_CLR); + skge_write32(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR); if (skge->autoneg == AUTONEG_DISABLE) { reg = GM_GPCR_AU_ALL_DIS; - skge_gma_write16(hw, port, GM_GP_CTRL, - skge_gma_read16(hw, port, GM_GP_CTRL) | reg); + gma_write16(hw, port, GM_GP_CTRL, + gma_read16(hw, port, GM_GP_CTRL) | reg); switch (skge->speed) { case SPEED_1000: @@ -1828,7 +1734,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL; switch (skge->flow_control) { case FLOW_MODE_NONE: - skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); + skge_write32(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); reg |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; break; case FLOW_MODE_LOC_SEND: @@ -1836,7 +1742,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) reg |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS; } - skge_gma_write16(hw, port, GM_GP_CTRL, reg); + gma_write16(hw, port, GM_GP_CTRL, reg); skge_read16(hw, GMAC_IRQ_SRC); spin_lock_bh(&hw->phy_lock); @@ -1844,25 +1750,25 @@ static void yukon_mac_init(struct skge_hw *hw, int port) spin_unlock_bh(&hw->phy_lock); /* MIB clear */ - reg = skge_gma_read16(hw, port, GM_PHY_ADDR); - skge_gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR); + reg = gma_read16(hw, port, GM_PHY_ADDR); + gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR); for (i = 0; i < GM_MIB_CNT_SIZE; i++) - skge_gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i); - skge_gma_write16(hw, port, GM_PHY_ADDR, reg); + gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i); + gma_write16(hw, port, GM_PHY_ADDR, reg); /* transmit control */ - skge_gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF)); + gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF)); /* receive control reg: unicast + multicast + no FCS */ - skge_gma_write16(hw, port, GM_RX_CTRL, + gma_write16(hw, port, GM_RX_CTRL, GM_RXCR_UCF_ENA | GM_RXCR_CRC_DIS | GM_RXCR_MCF_ENA); /* transmit flow control */ - skge_gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff); + gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff); /* transmit parameter */ - skge_gma_write16(hw, port, GM_TX_PARAM, + gma_write16(hw, port, GM_TX_PARAM, TX_JAM_LEN_VAL(TX_JAM_LEN_DEF) | TX_JAM_IPG_VAL(TX_JAM_IPG_DEF) | TX_IPG_JAM_DATA(TX_IPG_JAM_DEF)); @@ -1872,33 +1778,33 @@ static void yukon_mac_init(struct skge_hw *hw, int port) if (hw->dev[port]->mtu > 1500) reg |= GM_SMOD_JUMBO_ENA; - skge_gma_write16(hw, port, GM_SERIAL_MODE, reg); + gma_write16(hw, port, GM_SERIAL_MODE, reg); /* physical address: used for pause frames */ - skge_gm_set_addr(hw, port, GM_SRC_ADDR_1L, addr); + gma_set_addr(hw, port, GM_SRC_ADDR_1L, addr); /* virtual address for data */ - skge_gm_set_addr(hw, port, GM_SRC_ADDR_2L, addr); + gma_set_addr(hw, port, GM_SRC_ADDR_2L, addr); /* enable interrupt mask for counter overflows */ - skge_gma_write16(hw, port, GM_TX_IRQ_MSK, 0); - skge_gma_write16(hw, port, GM_RX_IRQ_MSK, 0); - skge_gma_write16(hw, port, GM_TR_IRQ_MSK, 0); + gma_write16(hw, port, GM_TX_IRQ_MSK, 0); + gma_write16(hw, port, GM_RX_IRQ_MSK, 0); + gma_write16(hw, port, GM_TR_IRQ_MSK, 0); /* Initialize Mac Fifo */ /* Configure Rx MAC FIFO */ - skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK); + skge_write16(hw, SK_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK); reg = GMF_OPER_ON | GMF_RX_F_FL_ON; if (hw->chip_id == CHIP_ID_YUKON_LITE && - chip_rev(hw) == CHIP_REV_YU_LITE_A3) + hw->chip_rev == CHIP_REV_YU_LITE_A3) reg &= ~GMF_RX_F_FL_ON; - skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); - skge_write16(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), reg); - skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF); + skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); + skge_write16(hw, SK_REG(port, RX_GMF_CTRL_T), reg); + skge_write16(hw, SK_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF); /* Configure Tx MAC FIFO */ - skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR); - skge_write16(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON); + skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR); + skge_write16(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON); } static void yukon_stop(struct skge_port *skge) @@ -1907,19 +1813,19 @@ static void yukon_stop(struct skge_port *skge) int port = skge->port; if (hw->chip_id == CHIP_ID_YUKON_LITE && - chip_rev(hw) == CHIP_REV_YU_LITE_A3) { + hw->chip_rev == CHIP_REV_YU_LITE_A3) { skge_write32(hw, B2_GP_IO, skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9); } - skge_gma_write16(hw, port, GM_GP_CTRL, - skge_gma_read16(hw, port, GM_GP_CTRL) + gma_write16(hw, port, GM_GP_CTRL, + gma_read16(hw, port, GM_GP_CTRL) & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA)); - skge_gma_read16(hw, port, GM_GP_CTRL); + gma_read16(hw, port, GM_GP_CTRL); /* set GPHY Control reset */ - skge_gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET); - skge_gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET); + gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET); + gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET); } static void yukon_get_stats(struct skge_port *skge, u64 *data) @@ -1928,39 +1834,40 @@ static void yukon_get_stats(struct skge_port *skge, u64 *data) int port = skge->port; int i; - data[0] = (u64) skge_gma_read32(hw, port, GM_TXO_OK_HI) << 32 - | skge_gma_read32(hw, port, GM_TXO_OK_LO); - data[1] = (u64) skge_gma_read32(hw, port, GM_RXO_OK_HI) << 32 - | skge_gma_read32(hw, port, GM_RXO_OK_LO); + data[0] = (u64) gma_read32(hw, port, GM_TXO_OK_HI) << 32 + | gma_read32(hw, port, GM_TXO_OK_LO); + data[1] = (u64) gma_read32(hw, port, GM_RXO_OK_HI) << 32 + | gma_read32(hw, port, GM_RXO_OK_LO); for (i = 2; i < ARRAY_SIZE(skge_stats); i++) - data[i] = skge_gma_read32(hw, port, + data[i] = gma_read32(hw, port, skge_stats[i].gma_offset); } static void yukon_mac_intr(struct skge_hw *hw, int port) { - struct skge_port *skge = netdev_priv(hw->dev[port]); - u8 status = skge_read8(hw, SKGEMAC_REG(port, GMAC_IRQ_SRC)); + struct net_device *dev = hw->dev[port]; + struct skge_port *skge = netdev_priv(dev); + u8 status = skge_read8(hw, SK_REG(port, GMAC_IRQ_SRC)); + + if (netif_msg_intr(skge)) + printk(KERN_DEBUG PFX "%s: mac interrupt status 0x%x\n", + dev->name, status); - pr_debug("yukon_intr status %x\n", status); if (status & GM_IS_RX_FF_OR) { ++skge->net_stats.rx_fifo_errors; - skge_gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO); + gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO); } if (status & GM_IS_TX_FF_UR) { ++skge->net_stats.tx_fifo_errors; - skge_gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU); + gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU); } } static u16 yukon_speed(const struct skge_hw *hw, u16 aux) { - if (hw->chip_id == CHIP_ID_YUKON_FE) - return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10; - - switch(aux & PHY_M_PS_SPEED_MSK) { + switch (aux & PHY_M_PS_SPEED_MSK) { case PHY_M_PS_SPEED_1000: return SPEED_1000; case PHY_M_PS_SPEED_100: @@ -1981,15 +1888,15 @@ static void yukon_link_up(struct skge_port *skge) /* Enable Transmit FIFO Underrun */ skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK); - reg = skge_gma_read16(hw, port, GM_GP_CTRL); + reg = gma_read16(hw, port, GM_GP_CTRL); if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE) reg |= GM_GPCR_DUP_FULL; /* enable Rx/Tx */ reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA; - skge_gma_write16(hw, port, GM_GP_CTRL, reg); + gma_write16(hw, port, GM_GP_CTRL, reg); - skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); skge_link_up(skge); } @@ -1999,16 +1906,15 @@ static void yukon_link_down(struct skge_port *skge) int port = skge->port; pr_debug("yukon_link_down\n"); - skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0); - skge_gm_phy_write(hw, port, GM_GP_CTRL, - skge_gm_phy_read(hw, port, GM_GP_CTRL) + gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0); + gm_phy_write(hw, port, GM_GP_CTRL, + gm_phy_read(hw, port, GM_GP_CTRL) & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA)); - if (hw->chip_id != CHIP_ID_YUKON_FE && - skge->flow_control == FLOW_MODE_REM_SEND) { + if (skge->flow_control == FLOW_MODE_REM_SEND) { /* restore Asymmetric Pause bit */ - skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, - skge_gm_phy_read(hw, port, + gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, + gm_phy_read(hw, port, PHY_MARV_AUNE_ADV) | PHY_M_AN_ASP); @@ -2027,20 +1933,21 @@ static void yukon_phy_intr(struct skge_port *skge) const char *reason = NULL; u16 istatus, phystat; - istatus = skge_gm_phy_read(hw, port, PHY_MARV_INT_STAT); - phystat = skge_gm_phy_read(hw, port, PHY_MARV_PHY_STAT); - pr_debug("yukon phy intr istat=%x phy_stat=%x\n", istatus, phystat); + istatus = gm_phy_read(hw, port, PHY_MARV_INT_STAT); + phystat = gm_phy_read(hw, port, PHY_MARV_PHY_STAT); + + if (netif_msg_intr(skge)) + printk(KERN_DEBUG PFX "%s: phy interrupt status 0x%x 0x%x\n", + skge->netdev->name, istatus, phystat); if (istatus & PHY_M_IS_AN_COMPL) { - if (skge_gm_phy_read(hw, port, PHY_MARV_AUNE_LP) + if (gm_phy_read(hw, port, PHY_MARV_AUNE_LP) & PHY_M_AN_RF) { reason = "remote fault"; goto failed; } - if (!(hw->chip_id == CHIP_ID_YUKON_FE || hw->chip_id == CHIP_ID_YUKON_EC) - && (skge_gm_phy_read(hw, port, PHY_MARV_1000T_STAT) - & PHY_B_1000S_MSF)) { + if (gm_phy_read(hw, port, PHY_MARV_1000T_STAT) & PHY_B_1000S_MSF) { reason = "master/slave fault"; goto failed; } @@ -2054,10 +1961,6 @@ static void yukon_phy_intr(struct skge_port *skge) ? DUPLEX_FULL : DUPLEX_HALF; skge->speed = yukon_speed(hw, phystat); - /* Tx & Rx Pause Enabled bits are at 9..8 */ - if (hw->chip_id == CHIP_ID_YUKON_XL) - phystat >>= 6; - /* We are using IEEE 802.3z/D5.0 Table 37-4 */ switch (phystat & PHY_M_PS_PAUSE_MSK) { case PHY_M_PS_PAUSE_MSK: @@ -2075,9 +1978,9 @@ static void yukon_phy_intr(struct skge_port *skge) if (skge->flow_control == FLOW_MODE_NONE || (skge->speed < SPEED_1000 && skge->duplex == DUPLEX_HALF)) - skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); + skge_write8(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_OFF); else - skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON); + skge_write8(hw, SK_REG(port, GMAC_CTRL), GMC_PAUSE_ON); yukon_link_up(skge); return; } @@ -2161,6 +2064,12 @@ static int skge_up(struct net_device *dev) if (netif_msg_ifup(skge)) printk(KERN_INFO PFX "%s: enabling interface\n", dev->name); + if (dev->mtu > RX_BUF_SIZE) + skge->rx_buf_size = dev->mtu + ETH_HLEN + NET_IP_ALIGN; + else + skge->rx_buf_size = RX_BUF_SIZE; + + rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc); tx_size = skge->tx_ring.count * sizeof(struct skge_tx_desc); skge->mem_size = tx_size + rx_size; @@ -2173,7 +2082,8 @@ static int skge_up(struct net_device *dev) if ((err = skge_ring_alloc(&skge->rx_ring, skge->mem, skge->dma))) goto free_pci_mem; - if (skge_rx_fill(skge)) + err = skge_rx_fill(skge); + if (err) goto free_rx_ring; if ((err = skge_ring_alloc(&skge->tx_ring, skge->mem + rx_size, @@ -2182,6 +2092,10 @@ static int skge_up(struct net_device *dev) skge->tx_avail = skge->tx_ring.count - 1; + /* Enable IRQ from port */ + hw->intr_mask |= portirqmask[port]; + skge_write32(hw, B0_IMSK, hw->intr_mask); + /* Initialze MAC */ if (hw->chip_id == CHIP_ID_GENESIS) genesis_mac_init(hw, port); @@ -2189,7 +2103,7 @@ static int skge_up(struct net_device *dev) yukon_mac_init(hw, port); /* Configure RAMbuffers */ - chunk = hw->ram_size / (isdualport(hw) ? 4 : 2); + chunk = hw->ram_size / ((hw->ports + 1)*2); ram_addr = hw->ram_offset + 2 * chunk * port; skge_ramset(hw, rxqaddr[port], ram_addr, chunk); @@ -2227,7 +2141,6 @@ static int skge_down(struct net_device *dev) netif_stop_queue(dev); del_timer_sync(&skge->led_blink); - del_timer_sync(&skge->link_check); /* Stop transmitter */ skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP); @@ -2240,12 +2153,12 @@ static int skge_down(struct net_device *dev) yukon_stop(skge); /* Disable Force Sync bit and Enable Alloc bit */ - skge_write8(hw, SKGEMAC_REG(port, TXA_CTRL), + skge_write8(hw, SK_REG(port, TXA_CTRL), TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC); /* Stop Interval Timer and Limit Counter of Tx Arbiter */ - skge_write32(hw, SKGEMAC_REG(port, TXA_ITI_INI), 0L); - skge_write32(hw, SKGEMAC_REG(port, TXA_LIM_INI), 0L); + skge_write32(hw, SK_REG(port, TXA_ITI_INI), 0L); + skge_write32(hw, SK_REG(port, TXA_LIM_INI), 0L); /* Reset PCI FIFO */ skge_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_SET_RESET); @@ -2260,13 +2173,13 @@ static int skge_down(struct net_device *dev) skge_write32(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_SET_RESET); if (hw->chip_id == CHIP_ID_GENESIS) { - skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_SET); - skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_SET); - skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_STOP); - skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_STOP); + skge_write8(hw, SK_REG(port, TX_MFF_CTRL2), MFF_RST_SET); + skge_write8(hw, SK_REG(port, RX_MFF_CTRL2), MFF_RST_SET); + skge_write8(hw, SK_REG(port, TX_LED_CTRL), LED_STOP); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_STOP); } else { - skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_SET); - skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_SET); + skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET); + skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET); } /* turn off led's */ @@ -2299,10 +2212,10 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev) local_irq_save(flags); if (!spin_trylock(&skge->tx_lock)) { - /* Collision - tell upper layer to requeue */ - local_irq_restore(flags); - return NETDEV_TX_LOCKED; - } + /* Collision - tell upper layer to requeue */ + local_irq_restore(flags); + return NETDEV_TX_LOCKED; + } if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) { netif_stop_queue(dev); @@ -2333,7 +2246,7 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev) * does. Looks like hardware is wrong? */ if (ip->protocol == IPPROTO_UDP - && chip_rev(hw) == 0 && hw->chip_id == CHIP_ID_YUKON) + && hw->chip_rev == 0 && hw->chip_id == CHIP_ID_YUKON) control = BMU_TCP_CHECK; else control = BMU_UDP_CHECK; @@ -2394,6 +2307,7 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev) static inline void skge_tx_free(struct skge_hw *hw, struct skge_element *e) { + /* This ring element can be skb or fragment */ if (e->skb) { pci_unmap_single(hw->pdev, pci_unmap_addr(e, mapaddr), @@ -2438,16 +2352,17 @@ static void skge_tx_timeout(struct net_device *dev) static int skge_change_mtu(struct net_device *dev, int new_mtu) { int err = 0; + int running = netif_running(dev); - if(new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU) + if (new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU) return -EINVAL; - dev->mtu = new_mtu; - if (netif_running(dev)) { + if (running) skge_down(dev); + dev->mtu = new_mtu; + if (running) skge_up(dev); - } return err; } @@ -2462,7 +2377,9 @@ static void genesis_set_multicast(struct net_device *dev) u32 mode; u8 filter[8]; - mode = skge_xm_read32(hw, port, XM_MODE); + pr_debug("genesis_set_multicast flags=%x count=%d\n", dev->flags, dev->mc_count); + + mode = xm_read32(hw, port, XM_MODE); mode |= XM_MD_ENA_HASH; if (dev->flags & IFF_PROMISC) mode |= XM_MD_ENA_PROM; @@ -2473,17 +2390,16 @@ static void genesis_set_multicast(struct net_device *dev) memset(filter, 0xff, sizeof(filter)); else { memset(filter, 0, sizeof(filter)); - for(i = 0; list && i < count; i++, list = list->next) { - u32 crc = crc32_le(~0, list->dmi_addr, ETH_ALEN); - u8 bit = 63 - (crc & 63); - + for (i = 0; list && i < count; i++, list = list->next) { + u32 crc, bit; + crc = ether_crc_le(ETH_ALEN, list->dmi_addr); + bit = ~crc & 0x3f; filter[bit/8] |= 1 << (bit%8); } } - skge_xm_outhash(hw, port, XM_HSM, filter); - - skge_xm_write32(hw, port, XM_MODE, mode); + xm_write32(hw, port, XM_MODE, mode); + xm_outhash(hw, port, XM_HSM, filter); } static void yukon_set_multicast(struct net_device *dev) @@ -2497,7 +2413,7 @@ static void yukon_set_multicast(struct net_device *dev) memset(filter, 0, sizeof(filter)); - reg = skge_gma_read16(hw, port, GM_RX_CTRL); + reg = gma_read16(hw, port, GM_RX_CTRL); reg |= GM_RXCR_UCF_ENA; if (dev->flags & IFF_PROMISC) /* promiscious */ @@ -2510,23 +2426,23 @@ static void yukon_set_multicast(struct net_device *dev) int i; reg |= GM_RXCR_MCF_ENA; - for(i = 0; list && i < dev->mc_count; i++, list = list->next) { + for (i = 0; list && i < dev->mc_count; i++, list = list->next) { u32 bit = ether_crc(ETH_ALEN, list->dmi_addr) & 0x3f; filter[bit/8] |= 1 << (bit%8); } } - skge_gma_write16(hw, port, GM_MC_ADDR_H1, + gma_write16(hw, port, GM_MC_ADDR_H1, (u16)filter[0] | ((u16)filter[1] << 8)); - skge_gma_write16(hw, port, GM_MC_ADDR_H2, + gma_write16(hw, port, GM_MC_ADDR_H2, (u16)filter[2] | ((u16)filter[3] << 8)); - skge_gma_write16(hw, port, GM_MC_ADDR_H3, + gma_write16(hw, port, GM_MC_ADDR_H3, (u16)filter[4] | ((u16)filter[5] << 8)); - skge_gma_write16(hw, port, GM_MC_ADDR_H4, + gma_write16(hw, port, GM_MC_ADDR_H4, (u16)filter[6] | ((u16)filter[7] << 8)); - skge_gma_write16(hw, port, GM_RX_CTRL, reg); + gma_write16(hw, port, GM_RX_CTRL, reg); } static inline int bad_phy_status(const struct skge_hw *hw, u32 status) @@ -2545,28 +2461,76 @@ static void skge_rx_error(struct skge_port *skge, int slot, printk(KERN_DEBUG PFX "%s: rx err, slot %d control 0x%x status 0x%x\n", skge->netdev->name, slot, control, status); - if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) - || (control & BMU_BBC) > skge->netdev->mtu + VLAN_ETH_HLEN) + if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)) skge->net_stats.rx_length_errors++; - else { - if (skge->hw->chip_id == CHIP_ID_GENESIS) { - if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR)) - skge->net_stats.rx_length_errors++; - if (status & XMR_FS_FRA_ERR) - skge->net_stats.rx_frame_errors++; - if (status & XMR_FS_FCS_ERR) - skge->net_stats.rx_crc_errors++; - } else { - if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE)) - skge->net_stats.rx_length_errors++; - if (status & GMR_FS_FRAGMENT) - skge->net_stats.rx_frame_errors++; - if (status & GMR_FS_CRC_ERR) - skge->net_stats.rx_crc_errors++; + else if (skge->hw->chip_id == CHIP_ID_GENESIS) { + if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR)) + skge->net_stats.rx_length_errors++; + if (status & XMR_FS_FRA_ERR) + skge->net_stats.rx_frame_errors++; + if (status & XMR_FS_FCS_ERR) + skge->net_stats.rx_crc_errors++; + } else { + if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE)) + skge->net_stats.rx_length_errors++; + if (status & GMR_FS_FRAGMENT) + skge->net_stats.rx_frame_errors++; + if (status & GMR_FS_CRC_ERR) + skge->net_stats.rx_crc_errors++; + } +} + +/* Get receive buffer from descriptor. + * Handles copy of small buffers and reallocation failures + */ +static inline struct sk_buff *skge_rx_get(struct skge_port *skge, + struct skge_element *e, + unsigned int len) +{ + struct sk_buff *nskb, *skb; + + if (len < RX_COPY_THRESHOLD) { + nskb = skge_rx_alloc(skge->netdev, len + NET_IP_ALIGN); + if (unlikely(!nskb)) + return NULL; + + pci_dma_sync_single_for_cpu(skge->hw->pdev, + pci_unmap_addr(e, mapaddr), + len, PCI_DMA_FROMDEVICE); + memcpy(nskb->data, e->skb->data, len); + pci_dma_sync_single_for_device(skge->hw->pdev, + pci_unmap_addr(e, mapaddr), + len, PCI_DMA_FROMDEVICE); + + if (skge->rx_csum) { + struct skge_rx_desc *rd = e->desc; + nskb->csum = le16_to_cpu(rd->csum2); + nskb->ip_summed = CHECKSUM_HW; } + skge_rx_reuse(e, skge->rx_buf_size); + return nskb; + } else { + nskb = skge_rx_alloc(skge->netdev, skge->rx_buf_size); + if (unlikely(!nskb)) + return NULL; + + pci_unmap_single(skge->hw->pdev, + pci_unmap_addr(e, mapaddr), + pci_unmap_len(e, maplen), + PCI_DMA_FROMDEVICE); + skb = e->skb; + if (skge->rx_csum) { + struct skge_rx_desc *rd = e->desc; + skb->csum = le16_to_cpu(rd->csum2); + skb->ip_summed = CHECKSUM_HW; + } + + skge_rx_setup(skge, e, nskb, skge->rx_buf_size); + return skb; } } + static int skge_poll(struct net_device *dev, int *budget) { struct skge_port *skge = netdev_priv(dev); @@ -2575,13 +2539,12 @@ static int skge_poll(struct net_device *dev, int *budget) struct skge_element *e; unsigned int to_do = min(dev->quota, *budget); unsigned int work_done = 0; - int done; - static const u32 irqmask[] = { IS_PORT_1, IS_PORT_2 }; - for (e = ring->to_clean; e != ring->to_use && work_done < to_do; - e = e->next) { + pr_debug("skge_poll\n"); + + for (e = ring->to_clean; work_done < to_do; e = e->next) { struct skge_rx_desc *rd = e->desc; - struct sk_buff *skb = e->skb; + struct sk_buff *skb; u32 control, len, status; rmb(); @@ -2590,19 +2553,12 @@ static int skge_poll(struct net_device *dev, int *budget) break; len = control & BMU_BBC; - e->skb = NULL; - - pci_unmap_single(hw->pdev, - pci_unmap_addr(e, mapaddr), - pci_unmap_len(e, maplen), - PCI_DMA_FROMDEVICE); - status = rd->status; - if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) - || len > dev->mtu + VLAN_ETH_HLEN - || bad_phy_status(hw, status)) { + + if (unlikely((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF) + || bad_phy_status(hw, status))) { skge_rx_error(skge, e - ring->start, control, status); - dev_kfree_skb(skb); + skge_rx_reuse(e, skge->rx_buf_size); continue; } @@ -2610,43 +2566,37 @@ static int skge_poll(struct net_device *dev, int *budget) printk(KERN_DEBUG PFX "%s: rx slot %td status 0x%x len %d\n", dev->name, e - ring->start, rd->status, len); - skb_put(skb, len); - skb->protocol = eth_type_trans(skb, dev); - - if (skge->rx_csum) { - skb->csum = le16_to_cpu(rd->csum2); - skb->ip_summed = CHECKSUM_HW; - } + skb = skge_rx_get(skge, e, len); + if (likely(skb)) { + skb_put(skb, len); + skb->protocol = eth_type_trans(skb, dev); - dev->last_rx = jiffies; - netif_receive_skb(skb); + dev->last_rx = jiffies; + netif_receive_skb(skb); - ++work_done; + ++work_done; + } else + skge_rx_reuse(e, skge->rx_buf_size); } ring->to_clean = e; - *budget -= work_done; - dev->quota -= work_done; - done = work_done < to_do; - - if (skge_rx_fill(skge)) - done = 0; - /* restart receiver */ wmb(); skge_write8(hw, Q_ADDR(rxqaddr[skge->port], Q_CSR), CSR_START | CSR_IRQ_CL_F); - if (done) { - local_irq_disable(); - hw->intr_mask |= irqmask[skge->port]; - /* Order is important since data can get interrupted */ - skge_write32(hw, B0_IMSK, hw->intr_mask); - __netif_rx_complete(dev); - local_irq_enable(); - } + *budget -= work_done; + dev->quota -= work_done; - return !done; + if (work_done >= to_do) + return 1; /* not done */ + + local_irq_disable(); + __netif_rx_complete(dev); + hw->intr_mask |= portirqmask[skge->port]; + skge_write32(hw, B0_IMSK, hw->intr_mask); + local_irq_enable(); + return 0; } static inline void skge_tx_intr(struct net_device *dev) @@ -2657,7 +2607,7 @@ static inline void skge_tx_intr(struct net_device *dev) struct skge_element *e; spin_lock(&skge->tx_lock); - for(e = ring->to_clean; e != ring->to_use; e = e->next) { + for (e = ring->to_clean; e != ring->to_use; e = e->next) { struct skge_tx_desc *td = e->desc; u32 control; @@ -2690,12 +2640,12 @@ static void skge_mac_parity(struct skge_hw *hw, int port) : (port == 0 ? "(port A)": "(port B")); if (hw->chip_id == CHIP_ID_GENESIS) - skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), + skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), MFF_CLR_PERR); else /* HW-Bug #8: cleared by GMF_CLI_TX_FC instead of GMF_CLI_TX_PE */ - skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), - (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0) + skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), + (hw->chip_id == CHIP_ID_YUKON && hw->chip_rev == 0) ? GMF_CLI_TX_FC : GMF_CLI_TX_PE); } @@ -2703,16 +2653,16 @@ static void skge_pci_clear(struct skge_hw *hw) { u16 status; - status = skge_read16(hw, SKGEPCI_REG(PCI_STATUS)); + pci_read_config_word(hw->pdev, PCI_STATUS, &status); skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); - skge_write16(hw, SKGEPCI_REG(PCI_STATUS), - status | PCI_STATUS_ERROR_BITS); + pci_write_config_word(hw->pdev, PCI_STATUS, + status | PCI_STATUS_ERROR_BITS); skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); } static void skge_mac_intr(struct skge_hw *hw, int port) { - if (hw->chip_id == CHIP_ID_GENESIS) + if (hw->chip_id == CHIP_ID_GENESIS) genesis_mac_intr(hw, port); else yukon_mac_intr(hw, port); @@ -2726,9 +2676,9 @@ static void skge_error_irq(struct skge_hw *hw) if (hw->chip_id == CHIP_ID_GENESIS) { /* clear xmac errors */ if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1)) - skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT); + skge_write16(hw, SK_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT); if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2)) - skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT); + skge_write16(hw, SK_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT); } else { /* Timestamp (unused) overflow */ if (hwstatus & IS_IRQ_TIST_OV) @@ -2803,8 +2753,8 @@ static void skge_extirq(unsigned long data) if (hw->chip_id != CHIP_ID_GENESIS) yukon_phy_intr(skge); - else if (hw->phy_type == SK_PHY_BCOM) - genesis_bcom_intr(skge); + else + bcom_phy_intr(skge); } } spin_unlock(&hw->phy_lock); @@ -2824,19 +2774,14 @@ static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs) return IRQ_NONE; status &= hw->intr_mask; - - if ((status & IS_R1_F) && netif_rx_schedule_prep(hw->dev[0])) { - status &= ~IS_R1_F; + if (status & IS_R1_F) { hw->intr_mask &= ~IS_R1_F; - skge_write32(hw, B0_IMSK, hw->intr_mask); - __netif_rx_schedule(hw->dev[0]); + netif_rx_schedule(hw->dev[0]); } - if ((status & IS_R2_F) && netif_rx_schedule_prep(hw->dev[1])) { - status &= ~IS_R2_F; + if (status & IS_R2_F) { hw->intr_mask &= ~IS_R2_F; - skge_write32(hw, B0_IMSK, hw->intr_mask); - __netif_rx_schedule(hw->dev[1]); + netif_rx_schedule(hw->dev[1]); } if (status & IS_XA1_F) @@ -2845,9 +2790,27 @@ static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs) if (status & IS_XA2_F) skge_tx_intr(hw->dev[1]); + if (status & IS_PA_TO_RX1) { + struct skge_port *skge = netdev_priv(hw->dev[0]); + ++skge->net_stats.rx_over_errors; + skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_RX1); + } + + if (status & IS_PA_TO_RX2) { + struct skge_port *skge = netdev_priv(hw->dev[1]); + ++skge->net_stats.rx_over_errors; + skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_RX2); + } + + if (status & IS_PA_TO_TX1) + skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_TX1); + + if (status & IS_PA_TO_TX2) + skge_write16(hw, B3_PA_CTRL, PA_CLR_TO_TX2); + if (status & IS_MAC1) skge_mac_intr(hw, 0); - + if (status & IS_MAC2) skge_mac_intr(hw, 1); @@ -2859,8 +2822,7 @@ static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs) tasklet_schedule(&hw->ext_tasklet); } - if (status) - skge_write32(hw, B0_IMSK, hw->intr_mask); + skge_write32(hw, B0_IMSK, hw->intr_mask); return IRQ_HANDLED; } @@ -2904,9 +2866,6 @@ static const struct { { CHIP_ID_YUKON, "Yukon" }, { CHIP_ID_YUKON_LITE, "Yukon-Lite"}, { CHIP_ID_YUKON_LP, "Yukon-LP"}, - { CHIP_ID_YUKON_XL, "Yukon-2 XL"}, - { CHIP_ID_YUKON_EC, "YUKON-2 EC"}, - { CHIP_ID_YUKON_FE, "YUKON-2 FE"}, }; static const char *skge_board_name(const struct skge_hw *hw) @@ -2930,8 +2889,8 @@ static const char *skge_board_name(const struct skge_hw *hw) static int skge_reset(struct skge_hw *hw) { u16 ctst; - u8 t8; - int i, ports; + u8 t8, mac_cfg; + int i; ctst = skge_read16(hw, B0_CTST); @@ -2952,12 +2911,9 @@ static int skge_reset(struct skge_hw *hw) hw->phy_type = skge_read8(hw, B2_E_1) & 0xf; hw->pmd_type = skge_read8(hw, B2_PMD_TYP); - switch(hw->chip_id) { + switch (hw->chip_id) { case CHIP_ID_GENESIS: switch (hw->phy_type) { - case SK_PHY_XMAC: - hw->phy_addr = PHY_ADDR_XMAC; - break; case SK_PHY_BCOM: hw->phy_addr = PHY_ADDR_BCOM; break; @@ -2986,8 +2942,9 @@ static int skge_reset(struct skge_hw *hw) return -EOPNOTSUPP; } - hw->mac_cfg = skge_read8(hw, B2_MAC_CFG); - ports = isdualport(hw) ? 2 : 1; + mac_cfg = skge_read8(hw, B2_MAC_CFG); + hw->ports = (mac_cfg & CFG_SNG_MAC) ? 1 : 2; + hw->chip_rev = (mac_cfg & CFG_CHIP_R_MSK) >> 4; /* read the adapters RAM size */ t8 = skge_read8(hw, B2_E_0); @@ -3010,9 +2967,9 @@ static int skge_reset(struct skge_hw *hw) /* switch power to VCC (WA for VAUX problem) */ skge_write8(hw, B0_POWER_CTRL, PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON); - for (i = 0; i < ports; i++) { - skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET); - skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR); + for (i = 0; i < hw->ports; i++) { + skge_write16(hw, SK_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET); + skge_write16(hw, SK_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR); } } @@ -3022,8 +2979,8 @@ static int skge_reset(struct skge_hw *hw) skge_write8(hw, B0_LED, LED_STAT_ON); /* enable the Tx Arbiters */ - for (i = 0; i < ports; i++) - skge_write8(hw, SKGEMAC_REG(i, TXA_CTRL), TXA_ENA_ARB); + for (i = 0; i < hw->ports; i++) + skge_write8(hw, SK_REG(i, TXA_CTRL), TXA_ENA_ARB); /* Initialize ram interface */ skge_write16(hw, B3_RI_CTRL, RI_RST_CLR); @@ -3050,16 +3007,14 @@ static int skge_reset(struct skge_hw *hw) skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, 100)); skge_write32(hw, B2_IRQM_CTRL, TIM_START); - hw->intr_mask = IS_HW_ERR | IS_EXT_REG | IS_PORT_1; - if (isdualport(hw)) - hw->intr_mask |= IS_PORT_2; + hw->intr_mask = IS_HW_ERR | IS_EXT_REG; skge_write32(hw, B0_IMSK, hw->intr_mask); if (hw->chip_id != CHIP_ID_GENESIS) skge_write8(hw, GMAC_IRQ_MSK, 0); spin_lock_bh(&hw->phy_lock); - for (i = 0; i < ports; i++) { + for (i = 0; i < hw->ports; i++) { if (hw->chip_id == CHIP_ID_GENESIS) genesis_reset(hw, i); else @@ -3071,7 +3026,8 @@ static int skge_reset(struct skge_hw *hw) } /* Initialize network device */ -static struct net_device *skge_devinit(struct skge_hw *hw, int port) +static struct net_device *skge_devinit(struct skge_hw *hw, int port, + int highmem) { struct skge_port *skge; struct net_device *dev = alloc_etherdev(sizeof(*skge)); @@ -3104,6 +3060,8 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port) #endif dev->irq = hw->pdev->irq; dev->features = NETIF_F_LLTX; + if (highmem) + dev->features |= NETIF_F_HIGHDMA; skge = netdev_priv(dev); skge->netdev = dev; @@ -3117,7 +3075,7 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port) skge->flow_control = FLOW_MODE_SYMMETRIC; skge->duplex = -1; skge->speed = -1; - skge->advertising = skge_modes(hw); + skge->advertising = skge_supported_modes(hw); hw->dev[port] = dev; @@ -3125,10 +3083,6 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port) spin_lock_init(&skge->tx_lock); - init_timer(&skge->link_check); - skge->link_check.function = skge_link_timer; - skge->link_check.data = (unsigned long) skge; - init_timer(&skge->led_blink); skge->led_blink.function = skge_blink_timer; skge->led_blink.data = (unsigned long) skge; @@ -3232,14 +3186,11 @@ static int __devinit skge_probe(struct pci_dev *pdev, printk(KERN_INFO PFX "addr 0x%lx irq %d chip %s rev %d\n", pci_resource_start(pdev, 0), pdev->irq, - skge_board_name(hw), chip_rev(hw)); + skge_board_name(hw), hw->chip_rev); - if ((dev = skge_devinit(hw, 0)) == NULL) + if ((dev = skge_devinit(hw, 0, using_dac)) == NULL) goto err_out_led_off; - if (using_dac) - dev->features |= NETIF_F_HIGHDMA; - if ((err = register_netdev(dev))) { printk(KERN_ERR PFX "%s: cannot register net device\n", pci_name(pdev)); @@ -3248,10 +3199,7 @@ static int __devinit skge_probe(struct pci_dev *pdev, skge_show_addr(dev); - if (isdualport(hw) && (dev1 = skge_devinit(hw, 1))) { - if (using_dac) - dev1->features |= NETIF_F_HIGHDMA; - + if (hw->ports > 1 && (dev1 = skge_devinit(hw, 1, using_dac))) { if (register_netdev(dev1) == 0) skge_show_addr(dev1); else { @@ -3288,7 +3236,7 @@ static void __devexit skge_remove(struct pci_dev *pdev) struct skge_hw *hw = pci_get_drvdata(pdev); struct net_device *dev0, *dev1; - if(!hw) + if (!hw) return; if ((dev1 = hw->dev[1])) @@ -3316,7 +3264,7 @@ static int skge_suspend(struct pci_dev *pdev, u32 state) struct skge_hw *hw = pci_get_drvdata(pdev); int i, wol = 0; - for(i = 0; i < 2; i++) { + for (i = 0; i < 2; i++) { struct net_device *dev = hw->dev[i]; if (dev) { @@ -3349,11 +3297,11 @@ static int skge_resume(struct pci_dev *pdev) skge_reset(hw); - for(i = 0; i < 2; i++) { + for (i = 0; i < 2; i++) { struct net_device *dev = hw->dev[i]; if (dev) { netif_device_attach(dev); - if(netif_running(dev)) + if (netif_running(dev)) skge_up(dev); } } diff --git a/drivers/net/skge.h b/drivers/net/skge.h index 36c62b6..fced3d2 100644 --- a/drivers/net/skge.h +++ b/drivers/net/skge.h @@ -7,31 +7,7 @@ /* PCI config registers */ #define PCI_DEV_REG1 0x40 #define PCI_DEV_REG2 0x44 -#ifndef PCI_VPD -#define PCI_VPD 0x50 -#endif - -/* PCI_OUR_REG_2 32 bit Our Register 2 */ -enum { - PCI_VPD_WR_THR = 0xff<<24, /* Bit 31..24: VPD Write Threshold */ - PCI_DEV_SEL = 0x7f<<17, /* Bit 23..17: EEPROM Device Select */ - PCI_VPD_ROM_SZ = 7 <<14, /* Bit 16..14: VPD ROM Size */ - /* Bit 13..12: reserved */ - PCI_EN_DUMMY_RD = 1<<3, /* Enable Dummy Read */ - PCI_REV_DESC = 1<<2, /* Reverse Desc. Bytes */ - PCI_USEDATA64 = 1<<0, /* Use 64Bit Data bus ext */ -}; - -/* PCI_VPD_ADR_REG 16 bit VPD Address Register */ -enum { - PCI_VPD_FLAG = 1<<15, /* starts VPD rd/wr cycle */ - PCI_VPD_ADR_MSK =0x7fffL, /* Bit 14.. 0: VPD Address Mask */ - VPD_RES_ID = 0x82, - VPD_RES_READ = 0x90, - VPD_RES_WRITE = 0x81, - VPD_RES_END = 0x78, -}; - +#define PCI_REV_DESC 0x4 #define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \ PCI_STATUS_SIG_SYSTEM_ERROR | \ @@ -39,7 +15,6 @@ enum { PCI_STATUS_REC_TARGET_ABORT | \ PCI_STATUS_PARITY) - enum csr_regs { B0_RAP = 0x0000, B0_CTST = 0x0004, @@ -229,8 +204,11 @@ enum { IS_XA2_F = 1<<1, /* Q_XA2 End of Frame */ IS_XA2_C = 1<<0, /* Q_XA2 Encoding Error */ - IS_PORT_1 = IS_XA1_F| IS_R1_F| IS_MAC1, - IS_PORT_2 = IS_XA2_F| IS_R2_F| IS_MAC2, + IS_TO_PORT1 = IS_PA_TO_RX1 | IS_PA_TO_TX1, + IS_TO_PORT2 = IS_PA_TO_RX2 | IS_PA_TO_TX2, + + IS_PORT_1 = IS_XA1_F| IS_R1_F | IS_TO_PORT1 | IS_MAC1, + IS_PORT_2 = IS_XA2_F| IS_R2_F | IS_TO_PORT2 | IS_MAC2, }; @@ -288,14 +266,6 @@ enum { CHIP_REV_YU_LITE_A3 = 7, /* Chip Rev. for YUKON-Lite A3 */ }; -/* B2_LD_TEST 8 bit EPROM loader test register */ -enum { - LD_T_ON = 1<<3, /* Loader Test mode on */ - LD_T_OFF = 1<<2, /* Loader Test mode off */ - LD_T_STEP = 1<<1, /* Decrement FPROM addr. Counter */ - LD_START = 1<<0, /* Start loading FPROM */ -}; - /* B2_TI_CTRL 8 bit Timer control */ /* B2_IRQM_CTRL 8 bit IRQ Moderation Timer Control */ enum { @@ -313,16 +283,6 @@ enum { TIM_T_STEP = 1<<0, /* Test step */ }; -/* B28_DPT_INI 32 bit Descriptor Poll Timer Init Val */ -/* B28_DPT_VAL 32 bit Descriptor Poll Timer Curr Val */ -/* B28_DPT_CTRL 8 bit Descriptor Poll Timer Ctrl Reg */ -enum { - DPT_MSK = 0x00ffffffL, /* Bit 23.. 0: Desc Poll Timer Bits */ - - DPT_START = 1<<1, /* Start Descriptor Poll Timer */ - DPT_STOP = 1<<0, /* Stop Descriptor Poll Timer */ -}; - /* B2_GP_IO 32 bit General Purpose I/O Register */ enum { GP_DIR_9 = 1<<25, /* IO_9 direct, 0=In/1=Out */ @@ -348,30 +308,6 @@ enum { GP_IO_0 = 1<<0, /* IO_0 pin */ }; -/* Rx/Tx Path related Arbiter Test Registers */ -/* B3_MA_TO_TEST 16 bit MAC Arbiter Timeout Test Reg */ -/* B3_MA_RC_TEST 16 bit MAC Arbiter Recovery Test Reg */ -/* B3_PA_TEST 16 bit Packet Arbiter Test Register */ -/* Bit 15, 11, 7, and 3 are reserved in B3_PA_TEST */ -enum { - TX2_T_EV = 1<<15,/* TX2 Timeout/Recv Event occured */ - TX2_T_ON = 1<<14,/* TX2 Timeout/Recv Timer Test On */ - TX2_T_OFF = 1<<13,/* TX2 Timeout/Recv Timer Tst Off */ - TX2_T_STEP = 1<<12,/* TX2 Timeout/Recv Timer Step */ - TX1_T_EV = 1<<11,/* TX1 Timeout/Recv Event occured */ - TX1_T_ON = 1<<10,/* TX1 Timeout/Recv Timer Test On */ - TX1_T_OFF = 1<<9, /* TX1 Timeout/Recv Timer Tst Off */ - TX1_T_STEP = 1<<8, /* TX1 Timeout/Recv Timer Step */ - RX2_T_EV = 1<<7, /* RX2 Timeout/Recv Event occured */ - RX2_T_ON = 1<<6, /* RX2 Timeout/Recv Timer Test On */ - RX2_T_OFF = 1<<5, /* RX2 Timeout/Recv Timer Tst Off */ - RX2_T_STEP = 1<<4, /* RX2 Timeout/Recv Timer Step */ - RX1_T_EV = 1<<3, /* RX1 Timeout/Recv Event occured */ - RX1_T_ON = 1<<2, /* RX1 Timeout/Recv Timer Test On */ - RX1_T_OFF = 1<<1, /* RX1 Timeout/Recv Timer Tst Off */ - RX1_T_STEP = 1<<0, /* RX1 Timeout/Recv Timer Step */ -}; - /* Descriptor Bit Definition */ /* TxCtrl Transmit Buffer Control Field */ /* RxCtrl Receive Buffer Control Field */ @@ -428,14 +364,6 @@ enum { RI_RST_SET = 1<<0, /* Set RAM Interface Reset */ }; -/* B3_RI_TEST 8 bit RAM Iface Test Register */ -enum { - RI_T_EV = 1<<3, /* Timeout Event occured */ - RI_T_ON = 1<<2, /* Timeout Timer Test On */ - RI_T_OFF = 1<<1, /* Timeout Timer Test Off */ - RI_T_STEP = 1<<0, /* Timeout Timer Step */ -}; - /* MAC Arbiter Registers */ /* B3_MA_TO_CTRL 16 bit MAC Arbiter Timeout Ctrl Reg */ enum { @@ -452,19 +380,6 @@ enum { #define SK_PKT_TO_MAX 0xffff /* Maximum value */ #define SK_RI_TO_53 36 /* RAM interface timeout */ - -/* B3_MA_RC_CTRL 16 bit MAC Arbiter Recovery Ctrl Reg */ -enum { - MA_ENA_REC_TX2 = 1<<7, /* Enable Recovery Timer TX2 */ - MA_DIS_REC_TX2 = 1<<6, /* Disable Recovery Timer TX2 */ - MA_ENA_REC_TX1 = 1<<5, /* Enable Recovery Timer TX1 */ - MA_DIS_REC_TX1 = 1<<4, /* Disable Recovery Timer TX1 */ - MA_ENA_REC_RX2 = 1<<3, /* Enable Recovery Timer RX2 */ - MA_DIS_REC_RX2 = 1<<2, /* Disable Recovery Timer RX2 */ - MA_ENA_REC_RX1 = 1<<1, /* Enable Recovery Timer RX1 */ - MA_DIS_REC_RX1 = 1<<0, /* Disable Recovery Timer RX1 */ -}; - /* Packet Arbiter Registers */ /* B3_PA_CTRL 16 bit Packet Arbiter Ctrl Register */ enum { @@ -488,7 +403,7 @@ enum { PA_ENA_TO_TX1 | PA_ENA_TO_TX2) -/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */ +/* Transmit Arbiter Registers MAC 1 and 2, use SK_REG() to access */ /* TXA_ITI_INI 32 bit Tx Arb Interval Timer Init Val */ /* TXA_ITI_VAL 32 bit Tx Arb Interval Timer Value */ /* TXA_LIM_INI 32 bit Tx Arb Limit Counter Init Val */ @@ -511,7 +426,7 @@ enum { /* * Bank 4 - 5 */ -/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */ +/* Transmit Arbiter Registers MAC 1 and 2, use SK_REG() to access */ enum { TXA_ITI_INI = 0x0200,/* 32 bit Tx Arb Interval Timer Init Val*/ TXA_ITI_VAL = 0x0204,/* 32 bit Tx Arb Interval Timer Value */ @@ -537,7 +452,7 @@ enum { /* Queue Register Offsets, use Q_ADDR() to access */ enum { - B8_Q_REGS = 0x0400, /* base of Queue registers */ + B8_Q_REGS = 0x0400, /* base of Queue registers */ Q_D = 0x00, /* 8*32 bit Current Descriptor */ Q_DA_L = 0x20, /* 32 bit Current Descriptor Address Low dWord */ Q_DA_H = 0x24, /* 32 bit Current Descriptor Address High dWord */ @@ -618,8 +533,7 @@ enum { enum { PHY_ADDR_XMAC = 0<<8, PHY_ADDR_BCOM = 1<<8, - PHY_ADDR_LONE = 3<<8, - PHY_ADDR_NAT = 0<<8, + /* GPHY address (bits 15..11 of SMI control reg) */ PHY_ADDR_MARV = 0, }; @@ -986,7 +900,7 @@ enum { LINKLED_BLINK_OFF = 0x10, LINKLED_BLINK_ON = 0x20, }; - + /* GMAC and GPHY Control Registers (YUKON only) */ enum { GMAC_CTRL = 0x0f00,/* 32 bit GMAC Control Reg */ @@ -1151,54 +1065,6 @@ enum { PHY_MARV_FE_SPEC_2 = 0x1c,/* 16 bit r/w Specific Control Reg. 2 */ }; -/* Level One-PHY Registers, indirect addressed over XMAC */ -enum { - PHY_LONE_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ - PHY_LONE_STAT = 0x01,/* 16 bit r/o PHY Status Register */ - PHY_LONE_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ - PHY_LONE_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ - PHY_LONE_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ - PHY_LONE_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */ - PHY_LONE_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ - PHY_LONE_NEPG = 0x07,/* 16 bit r/w Next Page Register */ - PHY_LONE_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */ - /* Level One-specific registers */ - PHY_LONE_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ - PHY_LONE_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ - PHY_LONE_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */ - PHY_LONE_PORT_CFG = 0x10,/* 16 bit r/w Port Configuration Reg*/ - PHY_LONE_Q_STAT = 0x11,/* 16 bit r/o Quick Status Reg */ - PHY_LONE_INT_ENAB = 0x12,/* 16 bit r/w Interrupt Enable Reg */ - PHY_LONE_INT_STAT = 0x13,/* 16 bit r/o Interrupt Status Reg */ - PHY_LONE_LED_CFG = 0x14,/* 16 bit r/w LED Configuration Reg */ - PHY_LONE_PORT_CTRL = 0x15,/* 16 bit r/w Port Control Reg */ - PHY_LONE_CIM = 0x16,/* 16 bit r/o CIM Reg */ -}; - -/* National-PHY Registers, indirect addressed over XMAC */ -enum { - PHY_NAT_CTRL = 0x00,/* 16 bit r/w PHY Control Register */ - PHY_NAT_STAT = 0x01,/* 16 bit r/w PHY Status Register */ - PHY_NAT_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */ - PHY_NAT_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */ - PHY_NAT_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */ - PHY_NAT_AUNE_LP = 0x05,/* 16 bit r/o Link Partner Ability Reg */ - PHY_NAT_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */ - PHY_NAT_NEPG = 0x07,/* 16 bit r/w Next Page Register */ - PHY_NAT_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner Reg */ - /* National-specific registers */ - PHY_NAT_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */ - PHY_NAT_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */ - PHY_NAT_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Register */ - PHY_NAT_EXT_CTRL1 = 0x10,/* 16 bit r/o Extended Control Reg1 */ - PHY_NAT_Q_STAT1 = 0x11,/* 16 bit r/o Quick Status Reg1 */ - PHY_NAT_10B_OP = 0x12,/* 16 bit r/o 10Base-T Operations Reg */ - PHY_NAT_EXT_CTRL2 = 0x13,/* 16 bit r/o Extended Control Reg1 */ - PHY_NAT_Q_STAT2 = 0x14,/* 16 bit r/o Quick Status Reg2 */ - - PHY_NAT_PHY_ADDR = 0x19,/* 16 bit r/o PHY Address Register */ -}; - enum { PHY_CT_RESET = 1<<15, /* Bit 15: (sc) clear all PHY related regs */ PHY_CT_LOOP = 1<<14, /* Bit 14: enable Loopback over PHY */ @@ -1253,8 +1119,29 @@ enum { PHY_MARV_ID1_Y2 = 0x0C91, /* Yukon-2 (PHY 88E1112) */ }; +/* Advertisement register bits */ enum { PHY_AN_NXT_PG = 1<<15, /* Bit 15: Request Next Page */ + PHY_AN_ACK = 1<<14, /* Bit 14: (ro) Acknowledge Received */ + PHY_AN_RF = 1<<13, /* Bit 13: Remote Fault Bits */ + + PHY_AN_PAUSE_ASYM = 1<<11,/* Bit 11: Try for asymmetric */ + PHY_AN_PAUSE_CAP = 1<<10, /* Bit 10: Try for pause */ + PHY_AN_100BASE4 = 1<<9, /* Bit 9: Try for 100mbps 4k packets */ + PHY_AN_100FULL = 1<<8, /* Bit 8: Try for 100mbps full-duplex */ + PHY_AN_100HALF = 1<<7, /* Bit 7: Try for 100mbps half-duplex */ + PHY_AN_10FULL = 1<<6, /* Bit 6: Try for 10mbps full-duplex */ + PHY_AN_10HALF = 1<<5, /* Bit 5: Try for 10mbps half-duplex */ + PHY_AN_CSMA = 1<<0, /* Bit 0: Only selector supported */ + PHY_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ + PHY_AN_FULL = PHY_AN_100FULL | PHY_AN_10FULL | PHY_AN_CSMA, + PHY_AN_ALL = PHY_AN_10HALF | PHY_AN_10FULL | + PHY_AN_100HALF | PHY_AN_100FULL, +}; + +/* Xmac Specific */ +enum { + PHY_X_AN_NXT_PG = 1<<15, /* Bit 15: Request Next Page */ PHY_X_AN_ACK = 1<<14, /* Bit 14: (ro) Acknowledge Received */ PHY_X_AN_RFB = 3<<12,/* Bit 13..12: Remote Fault Bits */ @@ -1263,82 +1150,6 @@ enum { PHY_X_AN_FD = 1<<5, /* Bit 5: Full Duplex */ }; -enum { - PHY_B_AN_RF = 1<<13, /* Bit 13: Remote Fault */ - - PHY_B_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */ - PHY_B_AN_PC = 1<<10, /* Bit 10: Pause Capable */ - PHY_B_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ -}; - -enum { - PHY_L_AN_RF = 1<<13, /* Bit 13: Remote Fault */ - /* Bit 12: reserved */ - PHY_L_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */ - PHY_L_AN_PC = 1<<10, /* Bit 10: Pause Capable */ - - PHY_L_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ -}; - -/* PHY_NAT_AUNE_ADV 16 bit r/w Auto-Negotiation Advertisement */ -/* PHY_NAT_AUNE_LP 16 bit r/o Link Partner Ability Reg *****/ -/* PHY_AN_NXT_PG (see XMAC) Bit 15: Request Next Page */ -enum { - PHY_N_AN_RF = 1<<13, /* Bit 13: Remote Fault */ - - PHY_N_AN_100F = 1<<11, /* Bit 11: 100Base-T2 FD Support */ - PHY_N_AN_100H = 1<<10, /* Bit 10: 100Base-T2 HD Support */ - - PHY_N_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/ -}; - -/* field type definition for PHY_x_AN_SEL */ -enum { - PHY_SEL_TYPE = 1, /* 00001 = Ethernet */ -}; - -enum { - PHY_ANE_LP_NP = 1<<3, /* Bit 3: Link Partner can Next Page */ - PHY_ANE_LOC_NP = 1<<2, /* Bit 2: Local PHY can Next Page */ - PHY_ANE_RX_PG = 1<<1, /* Bit 1: Page Received */ -}; - -enum { - PHY_ANE_PAR_DF = 1<<4, /* Bit 4: Parallel Detection Fault */ - - PHY_ANE_LP_CAP = 1<<0, /* Bit 0: Link Partner Auto-Neg. Cap. */ -}; - -enum { - PHY_NP_MORE = 1<<15, /* Bit 15: More, Next Pages to follow */ - PHY_NP_ACK1 = 1<<14, /* Bit 14: (ro) Ack1, for receiving a message */ - PHY_NP_MSG_VAL = 1<<13, /* Bit 13: Message Page valid */ - PHY_NP_ACK2 = 1<<12, /* Bit 12: Ack2, comply with msg content */ - PHY_NP_TOG = 1<<11, /* Bit 11: Toggle Bit, ensure sync */ - PHY_NP_MSG = 0x07ff, /* Bit 10..0: Message from/to Link Partner */ -}; - -enum { - PHY_X_EX_FD = 1<<15, /* Bit 15: Device Supports Full Duplex */ - PHY_X_EX_HD = 1<<14, /* Bit 14: Device Supports Half Duplex */ -}; - -enum { - PHY_X_RS_PAUSE = 3<<7,/* Bit 8..7: selected Pause Mode */ - PHY_X_RS_HD = 1<<6, /* Bit 6: Half Duplex Mode selected */ - PHY_X_RS_FD = 1<<5, /* Bit 5: Full Duplex Mode selected */ - PHY_X_RS_ABLMIS = 1<<4, /* Bit 4: duplex or pause cap mismatch */ - PHY_X_RS_PAUMIS = 1<<3, /* Bit 3: pause capability mismatch */ -}; - -/** Remote Fault Bits (PHY_X_AN_RFB) encoding */ -enum { - X_RFB_OK = 0<<12,/* Bit 13..12 No errors, Link OK */ - X_RFB_LF = 1<<12, /* Bit 13..12 Link Failure */ - X_RFB_OFF = 2<<12,/* Bit 13..12 Offline */ - X_RFB_AN_ERR = 3<<12,/* Bit 13..12 Auto-Negotiation Error */ -}; - /* Pause Bits (PHY_X_AN_PAUSE and PHY_X_RS_PAUSE) encoding */ enum { PHY_X_P_NO_PAUSE = 0<<7,/* Bit 8..7: no Pause Mode */ @@ -1418,6 +1229,16 @@ enum { PHY_B_PES_MLT3_ER = 1<<0, /* Bit 0: MLT3 code Error */ }; +/* PHY_BCOM_AUNE_ADV 16 bit r/w Auto-Negotiation Advertisement *****/ +/* PHY_BCOM_AUNE_LP 16 bit r/o Link Partner Ability Reg *****/ +enum { + PHY_B_AN_RF = 1<<13, /* Bit 13: Remote Fault */ + + PHY_B_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */ + PHY_B_AN_PC = 1<<10, /* Bit 10: Pause Capable */ +}; + + /***** PHY_BCOM_FC_CTR 16 bit r/w False Carrier Counter *****/ enum { PHY_B_FC_CTR = 0xff, /* Bit 7..0: False Carrier Counter */ @@ -1478,7 +1299,9 @@ enum { PHY_B_IS_LST_CHANGE = 1<<1, /* Bit 1: Link Status Changed */ PHY_B_IS_CRC_ER = 1<<0, /* Bit 0: CRC Error */ }; -#define PHY_B_DEF_MSK (~(PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) +#define PHY_B_DEF_MSK \ + (~(PHY_B_IS_PSE | PHY_B_IS_AN_PR | PHY_B_IS_DUP_CHANGE | \ + PHY_B_IS_LSP_CHANGE | PHY_B_IS_LST_CHANGE)) /* Pause Bits (PHY_B_AN_ASP and PHY_B_AN_PC) encoding */ enum { @@ -1495,166 +1318,6 @@ enum { PHY_B_RES_1000HD = 6<<8,/* Bit 10..8: 1000Base-T Half Dup. */ }; -/* - * Level One-Specific - */ -/***** PHY_LONE_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ -enum { - PHY_L_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */ - PHY_L_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */ - PHY_L_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */ - PHY_L_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */ - PHY_L_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */ - PHY_L_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */ -}; - -/***** PHY_LONE_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ -enum { - PHY_L_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */ - PHY_L_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */ - PHY_L_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */ - PHY_L_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status */ - PHY_L_1000S_LP_FD = 1<<11, /* Bit 11: Link Partner can FD */ - PHY_L_1000S_LP_HD = 1<<10, /* Bit 10: Link Partner can HD */ - - PHY_L_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */ - -/***** PHY_LONE_EXT_STAT 16 bit r/o Extended Status Register *****/ - PHY_L_ES_X_FD_CAP = 1<<15, /* Bit 15: 1000Base-X FD capable */ - PHY_L_ES_X_HD_CAP = 1<<14, /* Bit 14: 1000Base-X HD capable */ - PHY_L_ES_T_FD_CAP = 1<<13, /* Bit 13: 1000Base-T FD capable */ - PHY_L_ES_T_HD_CAP = 1<<12, /* Bit 12: 1000Base-T HD capable */ -}; - -/***** PHY_LONE_PORT_CFG 16 bit r/w Port Configuration Reg *****/ -enum { - PHY_L_PC_REP_MODE = 1<<15, /* Bit 15: Repeater Mode */ - - PHY_L_PC_TX_DIS = 1<<13, /* Bit 13: Tx output Disabled */ - PHY_L_PC_BY_SCR = 1<<12, /* Bit 12: Bypass Scrambler */ - PHY_L_PC_BY_45 = 1<<11, /* Bit 11: Bypass 4B5B-Decoder */ - PHY_L_PC_JAB_DIS = 1<<10, /* Bit 10: Jabber Disabled */ - PHY_L_PC_SQE = 1<<9, /* Bit 9: Enable Heartbeat */ - PHY_L_PC_TP_LOOP = 1<<8, /* Bit 8: TP Loopback */ - PHY_L_PC_SSS = 1<<7, /* Bit 7: Smart Speed Selection */ - PHY_L_PC_FIFO_SIZE = 1<<6, /* Bit 6: FIFO Size */ - PHY_L_PC_PRE_EN = 1<<5, /* Bit 5: Preamble Enable */ - PHY_L_PC_CIM = 1<<4, /* Bit 4: Carrier Integrity Mon */ - PHY_L_PC_10_SER = 1<<3, /* Bit 3: Use Serial Output */ - PHY_L_PC_ANISOL = 1<<2, /* Bit 2: Unisolate Port */ - PHY_L_PC_TEN_BIT = 1<<1, /* Bit 1: 10bit iface mode on */ - PHY_L_PC_ALTCLOCK = 1<<0, /* Bit 0: (ro) ALTCLOCK Mode on */ -}; - -/***** PHY_LONE_Q_STAT 16 bit r/o Quick Status Reg *****/ -enum { - PHY_L_QS_D_RATE = 3<<14,/* Bit 15..14: Data Rate */ - PHY_L_QS_TX_STAT = 1<<13, /* Bit 13: Transmitting */ - PHY_L_QS_RX_STAT = 1<<12, /* Bit 12: Receiving */ - PHY_L_QS_COL_STAT = 1<<11, /* Bit 11: Collision */ - PHY_L_QS_L_STAT = 1<<10, /* Bit 10: Link is up */ - PHY_L_QS_DUP_MOD = 1<<9, /* Bit 9: Full/Half Duplex */ - PHY_L_QS_AN = 1<<8, /* Bit 8: AutoNeg is On */ - PHY_L_QS_AN_C = 1<<7, /* Bit 7: AN is Complete */ - PHY_L_QS_LLE = 7<<4,/* Bit 6..4: Line Length Estim. */ - PHY_L_QS_PAUSE = 1<<3, /* Bit 3: LP advertised Pause */ - PHY_L_QS_AS_PAUSE = 1<<2, /* Bit 2: LP adv. asym. Pause */ - PHY_L_QS_ISOLATE = 1<<1, /* Bit 1: CIM Isolated */ - PHY_L_QS_EVENT = 1<<0, /* Bit 0: Event has occurred */ -}; - -/***** PHY_LONE_INT_ENAB 16 bit r/w Interrupt Enable Reg *****/ -/***** PHY_LONE_INT_STAT 16 bit r/o Interrupt Status Reg *****/ -enum { - PHY_L_IS_AN_F = 1<<13, /* Bit 13: Auto-Negotiation fault */ - PHY_L_IS_CROSS = 1<<11, /* Bit 11: Crossover used */ - PHY_L_IS_POL = 1<<10, /* Bit 10: Polarity correct. used */ - PHY_L_IS_SS = 1<<9, /* Bit 9: Smart Speed Downgrade */ - PHY_L_IS_CFULL = 1<<8, /* Bit 8: Counter Full */ - PHY_L_IS_AN_C = 1<<7, /* Bit 7: AutoNeg Complete */ - PHY_L_IS_SPEED = 1<<6, /* Bit 6: Speed Changed */ - PHY_L_IS_DUP = 1<<5, /* Bit 5: Duplex Changed */ - PHY_L_IS_LS = 1<<4, /* Bit 4: Link Status Changed */ - PHY_L_IS_ISOL = 1<<3, /* Bit 3: Isolate Occured */ - PHY_L_IS_MDINT = 1<<2, /* Bit 2: (ro) STAT: MII Int Pending */ - PHY_L_IS_INTEN = 1<<1, /* Bit 1: ENAB: Enable IRQs */ - PHY_L_IS_FORCE = 1<<0, /* Bit 0: ENAB: Force Interrupt */ -}; - -/* int. mask */ -#define PHY_L_DEF_MSK (PHY_L_IS_LS | PHY_L_IS_ISOL | PHY_L_IS_INTEN) - -/***** PHY_LONE_LED_CFG 16 bit r/w LED Configuration Reg *****/ -enum { - PHY_L_LC_LEDC = 3<<14,/* Bit 15..14: Col/Blink/On/Off */ - PHY_L_LC_LEDR = 3<<12,/* Bit 13..12: Rx/Blink/On/Off */ - PHY_L_LC_LEDT = 3<<10,/* Bit 11..10: Tx/Blink/On/Off */ - PHY_L_LC_LEDG = 3<<8,/* Bit 9..8: Giga/Blink/On/Off */ - PHY_L_LC_LEDS = 3<<6,/* Bit 7..6: 10-100/Blink/On/Off */ - PHY_L_LC_LEDL = 3<<4,/* Bit 5..4: Link/Blink/On/Off */ - PHY_L_LC_LEDF = 3<<2,/* Bit 3..2: Duplex/Blink/On/Off */ - PHY_L_LC_PSTRECH= 1<<1, /* Bit 1: Strech LED Pulses */ - PHY_L_LC_FREQ = 1<<0, /* Bit 0: 30/100 ms */ -}; - -/***** PHY_LONE_PORT_CTRL 16 bit r/w Port Control Reg *****/ -enum { - PHY_L_PC_TX_TCLK = 1<<15, /* Bit 15: Enable TX_TCLK */ - PHY_L_PC_ALT_NP = 1<<13, /* Bit 14: Alternate Next Page */ - PHY_L_PC_GMII_ALT= 1<<12, /* Bit 13: Alternate GMII driver */ - PHY_L_PC_TEN_CRS = 1<<10, /* Bit 10: Extend CRS*/ -}; - -/***** PHY_LONE_CIM 16 bit r/o CIM Reg *****/ -enum { - PHY_L_CIM_ISOL = 0xff<<8,/* Bit 15..8: Isolate Count */ - PHY_L_CIM_FALSE_CAR = 0xff, /* Bit 7..0: False Carrier Count */ -}; - -/* - * Pause Bits (PHY_L_AN_ASP and PHY_L_AN_PC) encoding - */ -enum { - PHY_L_P_NO_PAUSE= 0<<10,/* Bit 11..10: no Pause Mode */ - PHY_L_P_SYM_MD = 1<<10, /* Bit 11..10: symmetric Pause Mode */ - PHY_L_P_ASYM_MD = 2<<10,/* Bit 11..10: asymmetric Pause Mode */ - PHY_L_P_BOTH_MD = 3<<10,/* Bit 11..10: both Pause Mode */ -}; - -/* - * National-Specific - */ -/***** PHY_NAT_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/ -enum { - PHY_N_1000C_TEST= 7<<13,/* Bit 15..13: Test Modes */ - PHY_N_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */ - PHY_N_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */ - PHY_N_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */ - PHY_N_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */ - PHY_N_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */ - PHY_N_1000C_APC = 1<<7, /* Bit 7: Asymmetric Pause Cap. */}; - - -/***** PHY_NAT_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/ -enum { - PHY_N_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */ - PHY_N_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */ - PHY_N_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */ - PHY_N_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status*/ - PHY_N_1000S_LP_FD= 1<<11, /* Bit 11: Link Partner can FD */ - PHY_N_1000S_LP_HD= 1<<10, /* Bit 10: Link Partner can HD */ - PHY_N_1000C_LP_APC= 1<<9, /* Bit 9: LP Asym. Pause Cap. */ - PHY_N_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */ -}; - -/***** PHY_NAT_EXT_STAT 16 bit r/o Extended Status Register *****/ -enum { - PHY_N_ES_X_FD_CAP= 1<<15, /* Bit 15: 1000Base-X FD capable */ - PHY_N_ES_X_HD_CAP= 1<<14, /* Bit 14: 1000Base-X HD capable */ - PHY_N_ES_T_FD_CAP= 1<<13, /* Bit 13: 1000Base-T FD capable */ - PHY_N_ES_T_HD_CAP= 1<<12, /* Bit 12: 1000Base-T HD capable */ -}; - /** Marvell-Specific */ enum { PHY_M_AN_NXT_PG = 1<<15, /* Request Next Page */ @@ -1718,7 +1381,7 @@ enum { PHY_M_PC_EN_DET_PLUS = 3<<8, /* Energy Detect Plus (Mode 2) */ }; -#define PHY_M_PC_MDI_XMODE(x) (((x)<<5) & PHY_M_PC_MDIX_MSK) +#define PHY_M_PC_MDI_XMODE(x) (((x)<<5) & PHY_M_PC_MDIX_MSK) enum { PHY_M_PC_MAN_MDI = 0, /* 00 = Manual MDI configuration */ @@ -2105,7 +1768,7 @@ enum { GM_GPSR_FC_RX_DIS = 1<<2, /* Bit 2: Rx Flow-Control Mode Disabled */ GM_GPSR_PROM_EN = 1<<1, /* Bit 1: Promiscuous Mode Enabled */ }; - + /* GM_GP_CTRL 16 bit r/w General Purpose Control Register */ enum { GM_GPCR_PROM_ENA = 1<<14, /* Bit 14: Enable Promiscuous Mode */ @@ -2127,7 +1790,7 @@ enum { #define GM_GPCR_SPEED_1000 (GM_GPCR_GIGS_ENA | GM_GPCR_SPEED_100) #define GM_GPCR_AU_ALL_DIS (GM_GPCR_AU_DUP_DIS | GM_GPCR_AU_FCT_DIS|GM_GPCR_AU_SPD_DIS) - + /* GM_TX_CTRL 16 bit r/w Transmit Control Register */ enum { GM_TXCR_FORCE_JAM = 1<<15, /* Bit 15: Force Jam / Flow-Control */ @@ -2138,7 +1801,7 @@ enum { #define TX_COL_THR(x) (((x)<<10) & GM_TXCR_COL_THR_MSK) #define TX_COL_DEF 0x04 - + /* GM_RX_CTRL 16 bit r/w Receive Control Register */ enum { GM_RXCR_UCF_ENA = 1<<15, /* Bit 15: Enable Unicast filtering */ @@ -2146,7 +1809,7 @@ enum { GM_RXCR_CRC_DIS = 1<<13, /* Bit 13: Remove 4-byte CRC */ GM_RXCR_PASS_FC = 1<<12, /* Bit 12: Pass FC packets to FIFO */ }; - + /* GM_TX_PARAM 16 bit r/w Transmit Parameter Register */ enum { GM_TXPA_JAMLEN_MSK = 0x03<<14, /* Bit 15..14: Jam Length */ @@ -2171,7 +1834,7 @@ enum { GM_SMOD_JUMBO_ENA = 1<<8, /* Bit 8: Enable Jumbo (Max. Frame Len) */ GM_SMOD_IPG_MSK = 0x1f /* Bit 4..0: Inter-Packet Gap (IPG) */ }; - + #define DATA_BLIND_VAL(x) (((x)<<11) & GM_SMOD_DATABL_MSK) #define DATA_BLIND_DEF 0x04 @@ -2186,7 +1849,7 @@ enum { GM_SMI_CT_RD_VAL = 1<<4, /* Bit 4: Read Valid (Read completed) */ GM_SMI_CT_BUSY = 1<<3, /* Bit 3: Busy (Operation in progress) */ }; - + #define GM_SMI_CT_PHY_AD(x) (((x)<<11) & GM_SMI_CT_PHY_A_MSK) #define GM_SMI_CT_REG_AD(x) (((x)<<6) & GM_SMI_CT_REG_A_MSK) @@ -2195,7 +1858,7 @@ enum { GM_PAR_MIB_CLR = 1<<5, /* Bit 5: Set MIB Clear Counter Mode */ GM_PAR_MIB_TST = 1<<4, /* Bit 4: MIB Load Counter (Test Mode) */ }; - + /* Receive Frame Status Encoding */ enum { GMR_FS_LEN = 0xffff<<16, /* Bit 31..16: Rx Frame Length */ @@ -2217,12 +1880,12 @@ enum { /* * GMR_FS_ANY_ERR (analogous to XMR_FS_ANY_ERR) */ - GMR_FS_ANY_ERR = GMR_FS_CRC_ERR | GMR_FS_LONG_ERR | - GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC | + GMR_FS_ANY_ERR = GMR_FS_CRC_ERR | GMR_FS_LONG_ERR | + GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_JABBER, /* Rx GMAC FIFO Flush Mask (default) */ RX_FF_FL_DEF_MSK = GMR_FS_CRC_ERR | GMR_FS_RX_FF_OV |GMR_FS_MII_ERR | - GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE | + GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE | GMR_FS_JABBER, }; @@ -2540,10 +2203,6 @@ enum { }; -/* XM_PHY_ADDR 16 bit r/w PHY Address Register */ -#define XM_PHY_ADDR_SZ 0x1f /* Bit 4..0: PHY Address bits */ - - /* XM_GP_PORT 32 bit r/w General Purpose Port Register */ enum { XM_GP_ANIP = 1<<6, /* Bit 6: (ro) Auto-Neg. in progress */ @@ -2662,8 +2321,8 @@ enum { }; #define XM_PAUSE_MODE (XM_MD_SPOE_E | XM_MD_SPOL_I | XM_MD_SPOH_I) -#define XM_DEF_MODE (XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG |\ - XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA | XM_MD_CAA) +#define XM_DEF_MODE (XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG |\ + XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA) /* XM_STAT_CMD 16 bit r/w Statistics Command Register */ enum { @@ -2793,28 +2452,20 @@ struct skge_hw { u32 intr_mask; struct net_device *dev[2]; - u8 mac_cfg; u8 chip_id; + u8 chip_rev; u8 phy_type; u8 pmd_type; u16 phy_addr; + u8 ports; u32 ram_size; u32 ram_offset; - + struct tasklet_struct ext_tasklet; spinlock_t phy_lock; }; -static inline int isdualport(const struct skge_hw *hw) -{ - return !(hw->mac_cfg & CFG_SNG_MAC); -} - -static inline u8 chip_rev(const struct skge_hw *hw) -{ - return (hw->mac_cfg & CFG_CHIP_R_MSK) >> 4; -} static inline int iscopper(const struct skge_hw *hw) { @@ -2827,7 +2478,7 @@ enum { FLOW_MODE_REM_SEND = 2, /* Symmetric or just remote */ FLOW_MODE_SYMMETRIC = 3, /* Both stations may send PAUSE */ }; - + struct skge_port { u32 msg_enable; struct skge_hw *hw; @@ -2853,8 +2504,8 @@ struct skge_port { void *mem; /* PCI memory for rings */ dma_addr_t dma; unsigned long mem_size; + unsigned int rx_buf_size; - struct timer_list link_check; struct timer_list led_blink; }; @@ -2863,7 +2514,6 @@ struct skge_port { static inline u32 skge_read32(const struct skge_hw *hw, int reg) { return readl(hw->regs + reg); - } static inline u16 skge_read16(const struct skge_hw *hw, int reg) @@ -2892,114 +2542,87 @@ static inline void skge_write8(const struct skge_hw *hw, int reg, u8 val) } /* MAC Related Registers inside the device. */ -#define SKGEMAC_REG(port,reg) (((port)<<7)+(reg)) - -/* PCI config space can be accessed via memory mapped space */ -#define SKGEPCI_REG(reg) ((reg)+ 0x380) - -#define SKGEXM_REG(port, reg) \ +#define SK_REG(port,reg) (((port)<<7)+(reg)) +#define SK_XMAC_REG(port, reg) \ ((BASE_XMAC_1 + (port) * (BASE_XMAC_2 - BASE_XMAC_1)) | (reg) << 1) -static inline u32 skge_xm_read32(const struct skge_hw *hw, int port, int reg) -{ - return skge_read32(hw, SKGEXM_REG(port,reg)); -} - -static inline u16 skge_xm_read16(const struct skge_hw *hw, int port, int reg) +static inline u32 xm_read32(const struct skge_hw *hw, int port, int reg) { - return skge_read16(hw, SKGEXM_REG(port,reg)); + u32 v; + v = skge_read16(hw, SK_XMAC_REG(port, reg)); + v |= (u32)skge_read16(hw, SK_XMAC_REG(port, reg+2)) << 16; + return v; } -static inline u8 skge_xm_read8(const struct skge_hw *hw, int port, int reg) +static inline u16 xm_read16(const struct skge_hw *hw, int port, int reg) { - return skge_read8(hw, SKGEXM_REG(port,reg)); + return skge_read16(hw, SK_XMAC_REG(port,reg)); } -static inline void skge_xm_write32(const struct skge_hw *hw, int port, int r, u32 v) +static inline void xm_write32(const struct skge_hw *hw, int port, int r, u32 v) { - skge_write32(hw, SKGEXM_REG(port,r), v); + skge_write16(hw, SK_XMAC_REG(port,r), v & 0xffff); + skge_write16(hw, SK_XMAC_REG(port,r+2), v >> 16); } -static inline void skge_xm_write16(const struct skge_hw *hw, int port, int r, u16 v) +static inline void xm_write16(const struct skge_hw *hw, int port, int r, u16 v) { - skge_write16(hw, SKGEXM_REG(port,r), v); + skge_write16(hw, SK_XMAC_REG(port,r), v); } -static inline void skge_xm_write8(const struct skge_hw *hw, int port, int r, u8 v) -{ - skge_write8(hw, SKGEXM_REG(port,r), v); -} - -static inline void skge_xm_outhash(const struct skge_hw *hw, int port, int reg, +static inline void xm_outhash(const struct skge_hw *hw, int port, int reg, const u8 *hash) { - skge_xm_write16(hw, port, reg, - (u16)hash[0] | ((u16)hash[1] << 8)); - skge_xm_write16(hw, port, reg+2, - (u16)hash[2] | ((u16)hash[3] << 8)); - skge_xm_write16(hw, port, reg+4, - (u16)hash[4] | ((u16)hash[5] << 8)); - skge_xm_write16(hw, port, reg+6, - (u16)hash[6] | ((u16)hash[7] << 8)); + xm_write16(hw, port, reg, (u16)hash[0] | ((u16)hash[1] << 8)); + xm_write16(hw, port, reg+2, (u16)hash[2] | ((u16)hash[3] << 8)); + xm_write16(hw, port, reg+4, (u16)hash[4] | ((u16)hash[5] << 8)); + xm_write16(hw, port, reg+6, (u16)hash[6] | ((u16)hash[7] << 8)); } -static inline void skge_xm_outaddr(const struct skge_hw *hw, int port, int reg, +static inline void xm_outaddr(const struct skge_hw *hw, int port, int reg, const u8 *addr) { - skge_xm_write16(hw, port, reg, - (u16)addr[0] | ((u16)addr[1] << 8)); - skge_xm_write16(hw, port, reg, - (u16)addr[2] | ((u16)addr[3] << 8)); - skge_xm_write16(hw, port, reg, - (u16)addr[4] | ((u16)addr[5] << 8)); + xm_write16(hw, port, reg, (u16)addr[0] | ((u16)addr[1] << 8)); + xm_write16(hw, port, reg+2, (u16)addr[2] | ((u16)addr[3] << 8)); + xm_write16(hw, port, reg+4, (u16)addr[4] | ((u16)addr[5] << 8)); } +#define SK_GMAC_REG(port,reg) \ + (BASE_GMAC_1 + (port) * (BASE_GMAC_2-BASE_GMAC_1) + (reg)) -#define SKGEGMA_REG(port,reg) \ - ((reg) + BASE_GMAC_1 + \ - (port) * (BASE_GMAC_2-BASE_GMAC_1)) - -static inline u16 skge_gma_read16(const struct skge_hw *hw, int port, int reg) +static inline u16 gma_read16(const struct skge_hw *hw, int port, int reg) { - return skge_read16(hw, SKGEGMA_REG(port,reg)); + return skge_read16(hw, SK_GMAC_REG(port,reg)); } -static inline u32 skge_gma_read32(const struct skge_hw *hw, int port, int reg) +static inline u32 gma_read32(const struct skge_hw *hw, int port, int reg) { - return (u32) skge_read16(hw, SKGEGMA_REG(port,reg)) - | ((u32)skge_read16(hw, SKGEGMA_REG(port,reg+4)) << 16); + return (u32) skge_read16(hw, SK_GMAC_REG(port,reg)) + | ((u32)skge_read16(hw, SK_GMAC_REG(port,reg+4)) << 16); } -static inline u8 skge_gma_read8(const struct skge_hw *hw, int port, int reg) +static inline void gma_write16(const struct skge_hw *hw, int port, int r, u16 v) { - return skge_read8(hw, SKGEGMA_REG(port,reg)); + skge_write16(hw, SK_GMAC_REG(port,r), v); } -static inline void skge_gma_write16(const struct skge_hw *hw, int port, int r, u16 v) +static inline void gma_write32(const struct skge_hw *hw, int port, int r, u32 v) { - skge_write16(hw, SKGEGMA_REG(port,r), v); + skge_write16(hw, SK_GMAC_REG(port, r), (u16) v); + skge_write32(hw, SK_GMAC_REG(port, r+4), (u16)(v >> 16)); } -static inline void skge_gma_write32(const struct skge_hw *hw, int port, int r, u32 v) +static inline void gma_write8(const struct skge_hw *hw, int port, int r, u8 v) { - skge_write16(hw, SKGEGMA_REG(port, r), (u16) v); - skge_write32(hw, SKGEGMA_REG(port, r+4), (u16)(v >> 16)); + skge_write8(hw, SK_GMAC_REG(port,r), v); } -static inline void skge_gma_write8(const struct skge_hw *hw, int port, int r, u8 v) -{ - skge_write8(hw, SKGEGMA_REG(port,r), v); -} - -static inline void skge_gm_set_addr(struct skge_hw *hw, int port, int reg, +static inline void gma_set_addr(struct skge_hw *hw, int port, int reg, const u8 *addr) { - skge_gma_write16(hw, port, reg, - (u16) addr[0] | ((u16) addr[1] << 8)); - skge_gma_write16(hw, port, reg+4, - (u16) addr[2] | ((u16) addr[3] << 8)); - skge_gma_write16(hw, port, reg+8, - (u16) addr[4] | ((u16) addr[5] << 8)); + gma_write16(hw, port, reg, (u16) addr[0] | ((u16) addr[1] << 8)); + gma_write16(hw, port, reg+4,(u16) addr[2] | ((u16) addr[3] << 8)); + gma_write16(hw, port, reg+8,(u16) addr[4] | ((u16) addr[5] << 8)); } - + #endif diff --git a/drivers/net/slip.c b/drivers/net/slip.c index c79e0ad..404ea42 100644 --- a/drivers/net/slip.c +++ b/drivers/net/slip.c @@ -74,6 +74,7 @@ #include <linux/rtnetlink.h> #include <linux/if_arp.h> #include <linux/if_slip.h> +#include <linux/delay.h> #include <linux/init.h> #include "slip.h" #ifdef CONFIG_INET @@ -1383,10 +1384,8 @@ static void __exit slip_exit(void) /* First of all: check for active disciplines and hangup them. */ do { - if (busy) { - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(HZ / 10); - } + if (busy) + msleep_interruptible(100); busy = 0; for (i = 0; i < slip_maxdev; i++) { diff --git a/drivers/net/smc-mca.c b/drivers/net/smc-mca.c index 990201f..f00c476 100644 --- a/drivers/net/smc-mca.c +++ b/drivers/net/smc-mca.c @@ -49,7 +49,6 @@ #include <asm/system.h> #include "8390.h" -#include "smc-mca.h" #define DRV_NAME "smc-mca" @@ -100,6 +99,63 @@ module_param_array(ultra_irq, int, NULL, 0); MODULE_PARM_DESC(ultra_io, "SMC Ultra/EtherEZ MCA I/O base address(es)"); MODULE_PARM_DESC(ultra_irq, "SMC Ultra/EtherEZ MCA IRQ number(s)"); +static const struct { + unsigned int base_addr; +} addr_table[] = { + { 0x0800 }, + { 0x1800 }, + { 0x2800 }, + { 0x3800 }, + { 0x4800 }, + { 0x5800 }, + { 0x6800 }, + { 0x7800 }, + { 0x8800 }, + { 0x9800 }, + { 0xa800 }, + { 0xb800 }, + { 0xc800 }, + { 0xd800 }, + { 0xe800 }, + { 0xf800 } +}; + +#define MEM_MASK 64 + +static const struct { + unsigned char mem_index; + unsigned long mem_start; + unsigned char num_pages; +} mem_table[] = { + { 16, 0x0c0000, 40 }, + { 18, 0x0c4000, 40 }, + { 20, 0x0c8000, 40 }, + { 22, 0x0cc000, 40 }, + { 24, 0x0d0000, 40 }, + { 26, 0x0d4000, 40 }, + { 28, 0x0d8000, 40 }, + { 30, 0x0dc000, 40 }, + {144, 0xfc0000, 40 }, + {148, 0xfc8000, 40 }, + {154, 0xfd0000, 40 }, + {156, 0xfd8000, 40 }, + { 0, 0x0c0000, 20 }, + { 1, 0x0c2000, 20 }, + { 2, 0x0c4000, 20 }, + { 3, 0x0c6000, 20 } +}; + +#define IRQ_MASK 243 +static const struct { + unsigned char new_irq; + unsigned char old_irq; +} irq_table[] = { + { 3, 3 }, + { 4, 4 }, + { 10, 10 }, + { 14, 15 } +}; + static short smc_mca_adapter_ids[] __initdata = { 0x61c8, 0x61c9, @@ -126,7 +182,7 @@ static char *smc_mca_adapter_names[] __initdata = { static int ultra_found = 0; -int __init ultramca_probe(struct device *gen_dev) +static int __init ultramca_probe(struct device *gen_dev) { unsigned short ioaddr; struct net_device *dev; diff --git a/drivers/net/smc-mca.h b/drivers/net/smc-mca.h deleted file mode 100644 index ac50117..0000000 --- a/drivers/net/smc-mca.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * djweis weisd3458@uni.edu - * most of this file was taken from ps2esdi.h - */ - -struct { - unsigned int base_addr; -} addr_table[] = { - { 0x0800 }, - { 0x1800 }, - { 0x2800 }, - { 0x3800 }, - { 0x4800 }, - { 0x5800 }, - { 0x6800 }, - { 0x7800 }, - { 0x8800 }, - { 0x9800 }, - { 0xa800 }, - { 0xb800 }, - { 0xc800 }, - { 0xd800 }, - { 0xe800 }, - { 0xf800 } -}; - -#define MEM_MASK 64 - -struct { - unsigned char mem_index; - unsigned long mem_start; - unsigned char num_pages; -} mem_table[] = { - { 16, 0x0c0000, 40 }, - { 18, 0x0c4000, 40 }, - { 20, 0x0c8000, 40 }, - { 22, 0x0cc000, 40 }, - { 24, 0x0d0000, 40 }, - { 26, 0x0d4000, 40 }, - { 28, 0x0d8000, 40 }, - { 30, 0x0dc000, 40 }, - {144, 0xfc0000, 40 }, - {148, 0xfc8000, 40 }, - {154, 0xfd0000, 40 }, - {156, 0xfd8000, 40 }, - { 0, 0x0c0000, 20 }, - { 1, 0x0c2000, 20 }, - { 2, 0x0c4000, 20 }, - { 3, 0x0c6000, 20 } -}; - -#define IRQ_MASK 243 -struct { - unsigned char new_irq; - unsigned char old_irq; -} irq_table[] = { - { 3, 3 }, - { 4, 4 }, - { 10, 10 }, - { 14, 15 } -}; diff --git a/drivers/net/smc-ultra.c b/drivers/net/smc-ultra.c index b564c67..6d9dae6 100644 --- a/drivers/net/smc-ultra.c +++ b/drivers/net/smc-ultra.c @@ -194,12 +194,7 @@ struct net_device * __init ultra_probe(int unit) err = do_ultra_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -325,6 +320,9 @@ static int __init ultra_probe1(struct net_device *dev, int ioaddr) #endif NS8390_init(dev, 0); + retval = register_netdev(dev); + if (retval) + goto out; return 0; out: release_region(ioaddr, ULTRA_IO_EXTENT); @@ -583,11 +581,8 @@ init_module(void) dev->irq = irq[this_dev]; dev->base_addr = io[this_dev]; if (do_ultra_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_ultra[found++] = dev; - continue; - } - cleanup_card(dev); + dev_ultra[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "smc-ultra.c: No SMC Ultra card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c index fd80048..1438fdd 100644 --- a/drivers/net/smc91x.c +++ b/drivers/net/smc91x.c @@ -315,15 +315,25 @@ static void smc_reset(struct net_device *dev) struct smc_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->base; unsigned int ctl, cfg; + struct sk_buff *pending_skb; DBG(2, "%s: %s\n", dev->name, __FUNCTION__); - /* Disable all interrupts */ + /* Disable all interrupts, block TX tasklet */ spin_lock(&lp->lock); SMC_SELECT_BANK(2); SMC_SET_INT_MASK(0); + pending_skb = lp->pending_tx_skb; + lp->pending_tx_skb = NULL; spin_unlock(&lp->lock); + /* free any pending tx skb */ + if (pending_skb) { + dev_kfree_skb(pending_skb); + lp->stats.tx_errors++; + lp->stats.tx_aborted_errors++; + } + /* * This resets the registers mostly to defaults, but doesn't * affect EEPROM. That seems unnecessary @@ -389,14 +399,6 @@ static void smc_reset(struct net_device *dev) SMC_SELECT_BANK(2); SMC_SET_MMU_CMD(MC_RESET); SMC_WAIT_MMU_BUSY(); - - /* clear anything saved */ - if (lp->pending_tx_skb != NULL) { - dev_kfree_skb (lp->pending_tx_skb); - lp->pending_tx_skb = NULL; - lp->stats.tx_errors++; - lp->stats.tx_aborted_errors++; - } } /* @@ -440,6 +442,7 @@ static void smc_shutdown(struct net_device *dev) { struct smc_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->base; + struct sk_buff *pending_skb; DBG(2, "%s: %s\n", CARDNAME, __FUNCTION__); @@ -447,7 +450,11 @@ static void smc_shutdown(struct net_device *dev) spin_lock(&lp->lock); SMC_SELECT_BANK(2); SMC_SET_INT_MASK(0); + pending_skb = lp->pending_tx_skb; + lp->pending_tx_skb = NULL; spin_unlock(&lp->lock); + if (pending_skb) + dev_kfree_skb(pending_skb); /* and tell the card to stay away from that nasty outside world */ SMC_SELECT_BANK(0); @@ -627,7 +634,12 @@ static void smc_hardware_send_pkt(unsigned long data) } skb = lp->pending_tx_skb; + if (unlikely(!skb)) { + smc_special_unlock(&lp->lock); + return; + } lp->pending_tx_skb = NULL; + packet_no = SMC_GET_AR(); if (unlikely(packet_no & AR_FAILED)) { printk("%s: Memory allocation failed.\n", dev->name); @@ -702,7 +714,6 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) DBG(3, "%s: %s\n", dev->name, __FUNCTION__); BUG_ON(lp->pending_tx_skb != NULL); - lp->pending_tx_skb = skb; /* * The MMU wants the number of pages to be the number of 256 bytes @@ -718,7 +729,6 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) numPages = ((skb->len & ~1) + (6 - 1)) >> 8; if (unlikely(numPages > 7)) { printk("%s: Far too big packet error.\n", dev->name); - lp->pending_tx_skb = NULL; lp->stats.tx_errors++; lp->stats.tx_dropped++; dev_kfree_skb(skb); @@ -745,6 +755,7 @@ static int smc_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) smc_special_unlock(&lp->lock); + lp->pending_tx_skb = skb; if (!poll_count) { /* oh well, wait until the chip finds memory later */ netif_stop_queue(dev); @@ -1062,7 +1073,7 @@ static void smc_phy_powerdown(struct net_device *dev) above). linkwatch_event() also wants the netlink semaphore. */ while(lp->work_pending) - schedule(); + yield(); bmcr = smc_phy_read(dev, phy, MII_BMCR); smc_phy_write(dev, phy, MII_BMCR, bmcr | BMCR_PDOWN); @@ -1606,14 +1617,8 @@ static int smc_close(struct net_device *dev) /* clear everything */ smc_shutdown(dev); - + tasklet_kill(&lp->tx_task); smc_phy_powerdown(dev); - - if (lp->pending_tx_skb) { - dev_kfree_skb(lp->pending_tx_skb); - lp->pending_tx_skb = NULL; - } - return 0; } @@ -1993,7 +1998,7 @@ static int __init smc_probe(struct net_device *dev, void __iomem *ioaddr) if (retval) goto err_out; - set_irq_type(dev->irq, IRQT_RISING); + set_irq_type(dev->irq, SMC_IRQ_TRIGGER_TYPE); #ifdef SMC_USE_PXA_DMA { diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 946528e..7089d86 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -182,6 +182,16 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) +#include <asm/mach-types.h> +#include <asm/arch/cpu.h> + +#define SMC_IRQ_TRIGGER_TYPE (( \ + machine_is_omap_h2() \ + || machine_is_omap_h3() \ + || (machine_is_omap_innovator() && !cpu_is_omap150()) \ + ) ? IRQT_FALLING : IRQT_RISING) + + #elif defined(CONFIG_SH_SH4202_MICRODEV) #define SMC_CAN_USE_8BIT 0 @@ -300,6 +310,9 @@ static inline void SMC_outsw (unsigned long a, int r, unsigned char* p, int l) #endif +#ifndef SMC_IRQ_TRIGGER_TYPE +#define SMC_IRQ_TRIGGER_TYPE IRQT_RISING +#endif #ifdef SMC_USE_PXA_DMA /* diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c index 12e2b68..88b89dc 100644 --- a/drivers/net/starfire.c +++ b/drivers/net/starfire.c @@ -1286,7 +1286,7 @@ static void init_ring(struct net_device *dev) np->rx_info[i].skb = skb; if (skb == NULL) break; - np->rx_info[i].mapping = pci_map_single(np->pci_dev, skb->tail, np->rx_buf_sz, PCI_DMA_FROMDEVICE); + np->rx_info[i].mapping = pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb->dev = dev; /* Mark as being used by this device. */ /* Grrr, we cannot offset to correctly align the IP header. */ np->rx_ring[i].rxaddr = cpu_to_dma(np->rx_info[i].mapping | RxDescValid); @@ -1572,7 +1572,7 @@ static int __netdev_rx(struct net_device *dev, int *quota) pci_dma_sync_single_for_cpu(np->pci_dev, np->rx_info[entry].mapping, pkt_len, PCI_DMA_FROMDEVICE); - eth_copy_and_sum(skb, np->rx_info[entry].skb->tail, pkt_len, 0); + eth_copy_and_sum(skb, np->rx_info[entry].skb->data, pkt_len, 0); pci_dma_sync_single_for_device(np->pci_dev, np->rx_info[entry].mapping, pkt_len, PCI_DMA_FROMDEVICE); @@ -1696,7 +1696,7 @@ static void refill_rx_ring(struct net_device *dev) if (skb == NULL) break; /* Better luck next round. */ np->rx_info[entry].mapping = - pci_map_single(np->pci_dev, skb->tail, np->rx_buf_sz, PCI_DMA_FROMDEVICE); + pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb->dev = dev; /* Mark as being used by this device. */ np->rx_ring[entry].rxaddr = cpu_to_dma(np->rx_info[entry].mapping | RxDescValid); diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index 08cb717..d500a57 100644 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -1028,7 +1028,7 @@ static void init_ring(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ np->rx_ring[i].frag[0].addr = cpu_to_le32( - pci_map_single(np->pci_dev, skb->tail, np->rx_buf_sz, + pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE)); np->rx_ring[i].frag[0].length = cpu_to_le32(np->rx_buf_sz | LastFrag); } @@ -1341,7 +1341,7 @@ static void rx_poll(unsigned long data) np->rx_buf_sz, PCI_DMA_FROMDEVICE); - eth_copy_and_sum(skb, np->rx_skbuff[entry]->tail, pkt_len, 0); + eth_copy_and_sum(skb, np->rx_skbuff[entry]->data, pkt_len, 0); pci_dma_sync_single_for_device(np->pci_dev, desc->frag[0].addr, np->rx_buf_sz, @@ -1400,7 +1400,7 @@ static void refill_rx (struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ np->rx_ring[entry].frag[0].addr = cpu_to_le32( - pci_map_single(np->pci_dev, skb->tail, + pci_map_single(np->pci_dev, skb->data, np->rx_buf_sz, PCI_DMA_FROMDEVICE)); } /* Perhaps we need not reset this field. */ diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c index 5cd50fd..1f56556 100644 --- a/drivers/net/sungem.c +++ b/drivers/net/sungem.c @@ -44,6 +44,7 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> @@ -2989,10 +2990,10 @@ static int __devinit gem_init_one(struct pci_dev *pdev, */ if (pdev->vendor == PCI_VENDOR_ID_SUN && pdev->device == PCI_DEVICE_ID_SUN_GEM && - !pci_set_dma_mask(pdev, (u64) 0xffffffffffffffffULL)) { + !pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { pci_using_dac = 1; } else { - err = pci_set_dma_mask(pdev, (u64) 0xffffffff); + err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (err) { printk(KERN_ERR PFX "No usable DMA configuration, " "aborting.\n"); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 7e371b1..5464068 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -66,8 +66,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.32" -#define DRV_MODULE_RELDATE "June 24, 2005" +#define DRV_MODULE_VERSION "3.33" +#define DRV_MODULE_RELDATE "July 5, 2005" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -5117,7 +5117,7 @@ static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr, } static void __tg3_set_rx_mode(struct net_device *); -static void tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec) +static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec) { tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs); tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs); @@ -5460,7 +5460,7 @@ static int tg3_reset_hw(struct tg3 *tp) udelay(10); } - tg3_set_coalesce(tp, &tp->coal); + __tg3_set_coalesce(tp, &tp->coal); /* set status block DMA address */ tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH, @@ -7821,6 +7821,60 @@ static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) return 0; } +static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) +{ + struct tg3 *tp = netdev_priv(dev); + u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0; + u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0; + + if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { + max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT; + max_txcoal_tick_int = MAX_TXCOAL_TICK_INT; + max_stat_coal_ticks = MAX_STAT_COAL_TICKS; + min_stat_coal_ticks = MIN_STAT_COAL_TICKS; + } + + if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) || + (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) || + (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) || + (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) || + (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) || + (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) || + (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) || + (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) || + (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) || + (ec->stats_block_coalesce_usecs < min_stat_coal_ticks)) + return -EINVAL; + + /* No rx interrupts will be generated if both are zero */ + if ((ec->rx_coalesce_usecs == 0) && + (ec->rx_max_coalesced_frames == 0)) + return -EINVAL; + + /* No tx interrupts will be generated if both are zero */ + if ((ec->tx_coalesce_usecs == 0) && + (ec->tx_max_coalesced_frames == 0)) + return -EINVAL; + + /* Only copy relevant parameters, ignore all others. */ + tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs; + tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs; + tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames; + tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames; + tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq; + tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq; + tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq; + tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq; + tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs; + + if (netif_running(dev)) { + tg3_full_lock(tp, 0); + __tg3_set_coalesce(tp, &tp->coal); + tg3_full_unlock(tp); + } + return 0; +} + static struct ethtool_ops tg3_ethtool_ops = { .get_settings = tg3_get_settings, .set_settings = tg3_set_settings, @@ -7856,6 +7910,7 @@ static struct ethtool_ops tg3_ethtool_ops = { .get_stats_count = tg3_get_stats_count, .get_ethtool_stats = tg3_get_ethtool_stats, .get_coalesce = tg3_get_coalesce, + .set_coalesce = tg3_set_coalesce, }; static void __devinit tg3_get_eeprom_size(struct tg3 *tp) @@ -9800,6 +9855,12 @@ static void __devinit tg3_init_coal(struct tg3 *tp) ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS; ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS; } + + if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { + ec->rx_coalesce_usecs_irq = 0; + ec->tx_coalesce_usecs_irq = 0; + ec->stats_block_coalesce_usecs = 0; + } } static int __devinit tg3_init_one(struct pci_dev *pdev, diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 99c5f96..70ad450 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -879,31 +879,41 @@ #define LOW_RXCOL_TICKS_CLRTCKS 0x00000014 #define DEFAULT_RXCOL_TICKS 0x00000048 #define HIGH_RXCOL_TICKS 0x00000096 +#define MAX_RXCOL_TICKS 0x000003ff #define HOSTCC_TXCOL_TICKS 0x00003c0c #define LOW_TXCOL_TICKS 0x00000096 #define LOW_TXCOL_TICKS_CLRTCKS 0x00000048 #define DEFAULT_TXCOL_TICKS 0x0000012c #define HIGH_TXCOL_TICKS 0x00000145 +#define MAX_TXCOL_TICKS 0x000003ff #define HOSTCC_RXMAX_FRAMES 0x00003c10 #define LOW_RXMAX_FRAMES 0x00000005 #define DEFAULT_RXMAX_FRAMES 0x00000008 #define HIGH_RXMAX_FRAMES 0x00000012 +#define MAX_RXMAX_FRAMES 0x000000ff #define HOSTCC_TXMAX_FRAMES 0x00003c14 #define LOW_TXMAX_FRAMES 0x00000035 #define DEFAULT_TXMAX_FRAMES 0x0000004b #define HIGH_TXMAX_FRAMES 0x00000052 +#define MAX_TXMAX_FRAMES 0x000000ff #define HOSTCC_RXCOAL_TICK_INT 0x00003c18 #define DEFAULT_RXCOAL_TICK_INT 0x00000019 #define DEFAULT_RXCOAL_TICK_INT_CLRTCKS 0x00000014 +#define MAX_RXCOAL_TICK_INT 0x000003ff #define HOSTCC_TXCOAL_TICK_INT 0x00003c1c #define DEFAULT_TXCOAL_TICK_INT 0x00000019 #define DEFAULT_TXCOAL_TICK_INT_CLRTCKS 0x00000014 +#define MAX_TXCOAL_TICK_INT 0x000003ff #define HOSTCC_RXCOAL_MAXF_INT 0x00003c20 #define DEFAULT_RXCOAL_MAXF_INT 0x00000005 +#define MAX_RXCOAL_MAXF_INT 0x000000ff #define HOSTCC_TXCOAL_MAXF_INT 0x00003c24 #define DEFAULT_TXCOAL_MAXF_INT 0x00000005 +#define MAX_TXCOAL_MAXF_INT 0x000000ff #define HOSTCC_STAT_COAL_TICKS 0x00003c28 #define DEFAULT_STAT_COAL_TICKS 0x000f4240 +#define MAX_STAT_COAL_TICKS 0xd693d400 +#define MIN_STAT_COAL_TICKS 0x00000064 /* 0x3c2c --> 0x3c30 unused */ #define HOSTCC_STATS_BLK_HOST_ADDR 0x00003c30 /* 64-bit */ #define HOSTCC_STATUS_BLK_HOST_ADDR 0x00003c38 /* 64-bit */ diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index cf31c06..942fae0 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -171,6 +171,7 @@ #include <linux/ioport.h> #include <linux/eisa.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/delay.h> @@ -566,7 +567,7 @@ static int __devinit TLan_probe1(struct pci_dev *pdev, priv->adapter = &board_info[ent->driver_data]; - rc = pci_set_dma_mask(pdev, 0xFFFFFFFF); + rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR "TLAN: No suitable PCI mapping available.\n"); goto err_out_free_dev; diff --git a/drivers/net/tokenring/3c359.c b/drivers/net/tokenring/3c359.c index 0d1dcf4..41e0cd8 100644 --- a/drivers/net/tokenring/3c359.c +++ b/drivers/net/tokenring/3c359.c @@ -276,7 +276,8 @@ static void xl_ee_write(struct net_device *dev, int ee_addr, u16 ee_value) return ; } -int __devinit xl_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +static int __devinit xl_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) { struct net_device *dev ; struct xl_private *xl_priv ; diff --git a/drivers/net/tokenring/3c359_microcode.h b/drivers/net/tokenring/3c359_microcode.h index 81354af..0400c02 100644 --- a/drivers/net/tokenring/3c359_microcode.h +++ b/drivers/net/tokenring/3c359_microcode.h @@ -22,7 +22,7 @@ static int mc_size = 24880 ; -u8 microcode[] = { +static const u8 microcode[] = { 0xfe,0x3a,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 ,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 ,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 diff --git a/drivers/net/tokenring/abyss.c b/drivers/net/tokenring/abyss.c index bd4a2bc..87103c4 100644 --- a/drivers/net/tokenring/abyss.c +++ b/drivers/net/tokenring/abyss.c @@ -468,14 +468,3 @@ static void __exit abyss_rmmod (void) module_init(abyss_init); module_exit(abyss_rmmod); - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c abyss.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c abyss.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c index 3873917..e7b0010 100644 --- a/drivers/net/tokenring/ibmtr.c +++ b/drivers/net/tokenring/ibmtr.c @@ -151,7 +151,7 @@ static char version[] __initdata = /* this allows displaying full adapter information */ -char *channel_def[] __devinitdata = { "ISA", "MCA", "ISA P&P" }; +static char *channel_def[] __devinitdata = { "ISA", "MCA", "ISA P&P" }; static char pcchannelid[] __devinitdata = { 0x05, 0x00, 0x04, 0x09, @@ -171,7 +171,7 @@ static char mcchannelid[] __devinitdata = { 0x03, 0x08, 0x02, 0x00 }; -char __devinit *adapter_def(char type) +static char __devinit *adapter_def(char type) { switch (type) { case 0xF: return "PC Adapter | PC Adapter II | Adapter/A"; @@ -184,7 +184,7 @@ char __devinit *adapter_def(char type) #define TRC_INIT 0x01 /* Trace initialization & PROBEs */ #define TRC_INITV 0x02 /* verbose init trace points */ -unsigned char ibmtr_debug_trace = 0; +static unsigned char ibmtr_debug_trace = 0; static int ibmtr_probe(struct net_device *dev); static int ibmtr_probe1(struct net_device *dev, int ioaddr); @@ -192,20 +192,20 @@ static unsigned char get_sram_size(struct tok_info *adapt_info); static int trdev_init(struct net_device *dev); static int tok_open(struct net_device *dev); static int tok_init_card(struct net_device *dev); -void tok_open_adapter(unsigned long dev_addr); +static void tok_open_adapter(unsigned long dev_addr); static void open_sap(unsigned char type, struct net_device *dev); static void tok_set_multicast_list(struct net_device *dev); static int tok_send_packet(struct sk_buff *skb, struct net_device *dev); static int tok_close(struct net_device *dev); -irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs); +static irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs); static void initial_tok_int(struct net_device *dev); static void tr_tx(struct net_device *dev); static void tr_rx(struct net_device *dev); -void ibmtr_reset_timer(struct timer_list*tmr,struct net_device *dev); +static void ibmtr_reset_timer(struct timer_list*tmr,struct net_device *dev); static void tok_rerun(unsigned long dev_addr); -void ibmtr_readlog(struct net_device *dev); +static void ibmtr_readlog(struct net_device *dev); static struct net_device_stats *tok_get_stats(struct net_device *dev); -int ibmtr_change_mtu(struct net_device *dev, int mtu); +static int ibmtr_change_mtu(struct net_device *dev, int mtu); static void find_turbo_adapters(int *iolist); static int ibmtr_portlist[IBMTR_MAX_ADAPTERS+1] __devinitdata = { @@ -928,7 +928,7 @@ static int tok_open(struct net_device *dev) #define DLC_MAX_SAP_OFST 32 #define DLC_MAX_STA_OFST 33 -void tok_open_adapter(unsigned long dev_addr) +static void tok_open_adapter(unsigned long dev_addr) { struct net_device *dev = (struct net_device *) dev_addr; struct tok_info *ti; @@ -1099,7 +1099,7 @@ static void __iomem *map_address(struct tok_info *ti, unsigned index, __u8 *page return ti->sram_virt + index; } -void dir_open_adapter (struct net_device *dev) +static void dir_open_adapter (struct net_device *dev) { struct tok_info *ti = (struct tok_info *) dev->priv; unsigned char ret_code; @@ -1172,7 +1172,7 @@ void dir_open_adapter (struct net_device *dev) /******************************************************************************/ -irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t tok_interrupt(int irq, void *dev_id, struct pt_regs *regs) { unsigned char status; /* unsigned char status_even ; */ @@ -1840,7 +1840,7 @@ static void tr_rx(struct net_device *dev) /*****************************************************************************/ -void ibmtr_reset_timer(struct timer_list *tmr, struct net_device *dev) +static void ibmtr_reset_timer(struct timer_list *tmr, struct net_device *dev) { tmr->expires = jiffies + TR_RETRY_INTERVAL; tmr->data = (unsigned long) dev; @@ -1872,7 +1872,7 @@ void tok_rerun(unsigned long dev_addr){ /*****************************************************************************/ -void ibmtr_readlog(struct net_device *dev) +static void ibmtr_readlog(struct net_device *dev) { struct tok_info *ti; @@ -1905,7 +1905,7 @@ static struct net_device_stats *tok_get_stats(struct net_device *dev) /*****************************************************************************/ -int ibmtr_change_mtu(struct net_device *dev, int mtu) +static int ibmtr_change_mtu(struct net_device *dev, int mtu) { struct tok_info *ti = (struct tok_info *) dev->priv; diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c index 99e0b03..97712c3 100644 --- a/drivers/net/tokenring/lanstreamer.c +++ b/drivers/net/tokenring/lanstreamer.c @@ -118,6 +118,7 @@ #include <linux/stddef.h> #include <linux/init.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/spinlock.h> #include <linux/version.h> #include <linux/bitops.h> @@ -257,7 +258,7 @@ static int __devinit streamer_init_one(struct pci_dev *pdev, #endif #endif - rc = pci_set_dma_mask(pdev, 0xFFFFFFFFULL); + rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR "%s: No suitable PCI mapping available.\n", dev->name); @@ -454,8 +455,7 @@ static int streamer_reset(struct net_device *dev) writew(readw(streamer_mmio + BCTL) | BCTL_SOFTRESET, streamer_mmio + BCTL); t = jiffies; /* Hold soft reset bit for a while */ - current->state = TASK_UNINTERRUPTIBLE; - schedule_timeout(HZ); + ssleep(1); writew(readw(streamer_mmio + BCTL) & ~BCTL_SOFTRESET, streamer_mmio + BCTL); @@ -511,8 +511,7 @@ static int streamer_reset(struct net_device *dev) writew(SISR_MI, streamer_mmio + SISR_MASK_SUM); while (!((readw(streamer_mmio + SISR)) & SISR_SRB_REPLY)) { - current->state = TASK_INTERRUPTIBLE; - schedule_timeout(HZ/10); + msleep_interruptible(100); if (jiffies - t > 40 * HZ) { printk(KERN_ERR "IBM PCI tokenring card not responding\n"); diff --git a/drivers/net/tokenring/madgemc.c b/drivers/net/tokenring/madgemc.c index cfae2bb..659cbdb 100644 --- a/drivers/net/tokenring/madgemc.c +++ b/drivers/net/tokenring/madgemc.c @@ -625,7 +625,7 @@ static int madgemc_chipset_init(struct net_device *dev) /* * Disable the board, and put back into power-up state. */ -void madgemc_chipset_close(struct net_device *dev) +static void madgemc_chipset_close(struct net_device *dev) { /* disable interrupts */ madgemc_setint(dev, 0); @@ -786,15 +786,3 @@ module_exit(madgemc_exit); MODULE_LICENSE("GPL"); - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c madgemc.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c madgemc.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ - diff --git a/drivers/net/tokenring/proteon.c b/drivers/net/tokenring/proteon.c index 675b063..40ad0fd 100644 --- a/drivers/net/tokenring/proteon.c +++ b/drivers/net/tokenring/proteon.c @@ -419,14 +419,3 @@ void cleanup_module(void) } #endif /* MODULE */ - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c proteon.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c proteon.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ diff --git a/drivers/net/tokenring/skisa.c b/drivers/net/tokenring/skisa.c index 3fab54a..f26796e 100644 --- a/drivers/net/tokenring/skisa.c +++ b/drivers/net/tokenring/skisa.c @@ -429,14 +429,3 @@ void cleanup_module(void) } #endif /* MODULE */ - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c skisa.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c skisa.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c index 5c8aeac..67d2b59 100644 --- a/drivers/net/tokenring/smctr.c +++ b/drivers/net/tokenring/smctr.c @@ -77,7 +77,7 @@ static int ringspeed; /* SMC Name of the Adapter. */ static char smctr_name[] = "SMC TokenCard"; -char *smctr_model = "Unknown"; +static char *smctr_model = "Unknown"; /* Use 0 for production, 1 for verification, 2 for debug, and * 3 for very verbose debug. diff --git a/drivers/net/tokenring/smctr_firmware.h b/drivers/net/tokenring/smctr_firmware.h index 53f2cbc..48994b0 100644 --- a/drivers/net/tokenring/smctr_firmware.h +++ b/drivers/net/tokenring/smctr_firmware.h @@ -21,7 +21,7 @@ #if defined(CONFIG_SMCTR) || defined(CONFIG_SMCTR_MODULE) -unsigned char smctr_code[] = { +static const unsigned char smctr_code[] = { 0x0BC, 0x01D, 0x012, 0x03B, 0x063, 0x0B4, 0x0E9, 0x000, 0x000, 0x01F, 0x000, 0x001, 0x001, 0x000, 0x002, 0x005, 0x001, 0x000, 0x006, 0x003, 0x001, 0x000, 0x004, 0x009, diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c index df43b44..5e0b0ce 100644 --- a/drivers/net/tokenring/tms380tr.c +++ b/drivers/net/tokenring/tms380tr.c @@ -2379,7 +2379,7 @@ EXPORT_SYMBOL(tmsdev_init); EXPORT_SYMBOL(tmsdev_term); EXPORT_SYMBOL(tms380tr_wait); -struct module *TMS380_module = NULL; +static struct module *TMS380_module = NULL; int init_module(void) { @@ -2397,14 +2397,3 @@ void cleanup_module(void) MODULE_LICENSE("GPL"); - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tms380tr.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tms380tr.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ diff --git a/drivers/net/tokenring/tmspci.c b/drivers/net/tokenring/tmspci.c index 37ddb5c..2e18c0a 100644 --- a/drivers/net/tokenring/tmspci.c +++ b/drivers/net/tokenring/tmspci.c @@ -254,14 +254,3 @@ static void __exit tms_pci_rmmod (void) module_init(tms_pci_init); module_exit(tms_pci_rmmod); - -/* - * Local variables: - * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tmspci.c" - * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tmspci.c" - * c-set-style "K&R" - * c-indent-level: 8 - * c-basic-offset: 8 - * tab-width: 8 - * End: - */ diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index dd357dd..fc353e3 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -446,13 +446,13 @@ static void de_rx (struct de_private *de) mapping = de->rx_skb[rx_tail].mapping = - pci_map_single(de->pdev, copy_skb->tail, + pci_map_single(de->pdev, copy_skb->data, buflen, PCI_DMA_FROMDEVICE); de->rx_skb[rx_tail].skb = copy_skb; } else { pci_dma_sync_single_for_cpu(de->pdev, mapping, len, PCI_DMA_FROMDEVICE); skb_reserve(copy_skb, RX_OFFSET); - memcpy(skb_put(copy_skb, len), skb->tail, len); + memcpy(skb_put(copy_skb, len), skb->data, len); pci_dma_sync_single_for_device(de->pdev, mapping, len, PCI_DMA_FROMDEVICE); @@ -1269,7 +1269,7 @@ static int de_refill_rx (struct de_private *de) skb->dev = de->dev; de->rx_skb[i].mapping = pci_map_single(de->pdev, - skb->tail, de->rx_buf_sz, PCI_DMA_FROMDEVICE); + skb->data, de->rx_buf_sz, PCI_DMA_FROMDEVICE); de->rx_skb[i].skb = skb; de->rx_ring[i].opts1 = cpu_to_le32(DescOwn); diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c index e25f33d..74e9075 100644 --- a/drivers/net/tulip/dmfe.c +++ b/drivers/net/tulip/dmfe.c @@ -78,6 +78,7 @@ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/init.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -354,7 +355,7 @@ static int __devinit dmfe_init_one (struct pci_dev *pdev, SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - if (pci_set_dma_mask(pdev, 0xffffffff)) { + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING DRV_NAME ": 32-bit PCI DMA not available.\n"); err = -ENODEV; goto err_out_free; @@ -743,11 +744,6 @@ static irqreturn_t dmfe_interrupt(int irq, void *dev_id, struct pt_regs *regs) DMFE_DBUG(0, "dmfe_interrupt()", 0); - if (!dev) { - DMFE_DBUG(1, "dmfe_interrupt() without DEVICE arg", 0); - return IRQ_NONE; - } - spin_lock_irqsave(&db->lock, flags); /* Got DM910X status */ @@ -949,8 +945,8 @@ static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db) /* Received Packet CRC check need or not */ if ( (db->dm910x_chk_mode & 1) && - (cal_CRC(skb->tail, rxlen, 1) != - (*(u32 *) (skb->tail+rxlen) ))) { /* FIXME (?) */ + (cal_CRC(skb->data, rxlen, 1) != + (*(u32 *) (skb->data+rxlen) ))) { /* FIXME (?) */ /* Found a error received packet */ dmfe_reuse_skb(db, rxptr->rx_skb_ptr); db->dm910x_chk_mode = 3; @@ -963,7 +959,7 @@ static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db) /* size less than COPY_SIZE, allocate a rxlen SKB */ skb->dev = dev; skb_reserve(skb, 2); /* 16byte align */ - memcpy(skb_put(skb, rxlen), rxptr->rx_skb_ptr->tail, rxlen); + memcpy(skb_put(skb, rxlen), rxptr->rx_skb_ptr->data, rxlen); dmfe_reuse_skb(db, rxptr->rx_skb_ptr); } else { skb->dev = dev; @@ -1256,7 +1252,7 @@ static void dmfe_reuse_skb(struct dmfe_board_info *db, struct sk_buff * skb) if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) { rxptr->rx_skb_ptr = skb; - rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->tail, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); + rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->data, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); wmb(); rxptr->rdes0 = cpu_to_le32(0x80000000); db->rx_avail_cnt++; @@ -1467,7 +1463,7 @@ static void allocate_rx_buffer(struct dmfe_board_info *db) if ( ( skb = dev_alloc_skb(RX_ALLOC_SIZE) ) == NULL ) break; rxptr->rx_skb_ptr = skb; /* FIXME (?) */ - rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->tail, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); + rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->data, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); wmb(); rxptr->rdes0 = cpu_to_le32(0x80000000); rxptr = rxptr->next_rx_desc; @@ -1806,7 +1802,7 @@ static void dmfe_parse_srom(struct dmfe_board_info * db) if ( ( (int) srom[18] & 0xff) == SROM_V41_CODE) { /* SROM V4.01 */ /* Get NIC support media mode */ - db->NIC_capability = le16_to_cpup(srom + 34); + db->NIC_capability = le16_to_cpup((__le16 *)srom + 34/2); db->PHY_reg4 = 0; for (tmp_reg = 1; tmp_reg < 0x10; tmp_reg <<= 1) { switch( db->NIC_capability & tmp_reg ) { @@ -1818,7 +1814,8 @@ static void dmfe_parse_srom(struct dmfe_board_info * db) } /* Media Mode Force or not check */ - dmfe_mode = le32_to_cpup(srom + 34) & le32_to_cpup(srom + 36); + dmfe_mode = le32_to_cpup((__le32 *)srom + 34/4) & + le32_to_cpup((__le32 *)srom + 36/4); switch(dmfe_mode) { case 0x4: dmfe_media_mode = DMFE_100MHF; break; /* 100MHF */ case 0x2: dmfe_media_mode = DMFE_10MFD; break; /* 10MFD */ diff --git a/drivers/net/tulip/eeprom.c b/drivers/net/tulip/eeprom.c index ac5bf49..fbd9ab6 100644 --- a/drivers/net/tulip/eeprom.c +++ b/drivers/net/tulip/eeprom.c @@ -63,6 +63,22 @@ static struct eeprom_fixup eeprom_fixups[] __devinitdata = { */ { 0x1e00, 0x0000, 0x000b, 0x8f01, 0x0103, 0x0300, 0x0821, 0x000, 0x0001, 0x0000, 0x01e1 } }, + {"Cobalt Microserver", 0, 0x10, 0xE0, {0x1e00, /* 0 == controller #, 1e == offset */ + 0x0000, /* 0 == high offset, 0 == gap */ + 0x0800, /* Default Autoselect */ + 0x8001, /* 1 leaf, extended type, bogus len */ + 0x0003, /* Type 3 (MII), PHY #0 */ + 0x0400, /* 0 init instr, 4 reset instr */ + 0x0801, /* Set control mode, GP0 output */ + 0x0000, /* Drive GP0 Low (RST is active low) */ + 0x0800, /* control mode, GP0 input (undriven) */ + 0x0000, /* clear control mode */ + 0x7800, /* 100TX FDX + HDX, 10bT FDX + HDX */ + 0x01e0, /* Advertise all above */ + 0x5000, /* FDX all above */ + 0x1800, /* Set fast TTM in 100bt modes */ + 0x0000, /* PHY cannot be unplugged */ + }}, {NULL}}; diff --git a/drivers/net/tulip/interrupt.c b/drivers/net/tulip/interrupt.c index afb5cda..bb35581 100644 --- a/drivers/net/tulip/interrupt.c +++ b/drivers/net/tulip/interrupt.c @@ -78,7 +78,7 @@ int tulip_refill_rx(struct net_device *dev) if (skb == NULL) break; - mapping = pci_map_single(tp->pdev, skb->tail, PKT_BUF_SZ, + mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); tp->rx_buffers[entry].mapping = mapping; @@ -199,12 +199,12 @@ int tulip_poll(struct net_device *dev, int *budget) tp->rx_buffers[entry].mapping, pkt_len, PCI_DMA_FROMDEVICE); #if ! defined(__alpha__) - eth_copy_and_sum(skb, tp->rx_buffers[entry].skb->tail, + eth_copy_and_sum(skb, tp->rx_buffers[entry].skb->data, pkt_len, 0); skb_put(skb, pkt_len); #else memcpy(skb_put(skb, pkt_len), - tp->rx_buffers[entry].skb->tail, + tp->rx_buffers[entry].skb->data, pkt_len); #endif pci_dma_sync_single_for_device(tp->pdev, @@ -423,12 +423,12 @@ static int tulip_rx(struct net_device *dev) tp->rx_buffers[entry].mapping, pkt_len, PCI_DMA_FROMDEVICE); #if ! defined(__alpha__) - eth_copy_and_sum(skb, tp->rx_buffers[entry].skb->tail, + eth_copy_and_sum(skb, tp->rx_buffers[entry].skb->data, pkt_len, 0); skb_put(skb, pkt_len); #else memcpy(skb_put(skb, pkt_len), - tp->rx_buffers[entry].skb->tail, + tp->rx_buffers[entry].skb->data, pkt_len); #endif pci_dma_sync_single_for_device(tp->pdev, diff --git a/drivers/net/tulip/media.c b/drivers/net/tulip/media.c index 919c40c..e26c31f 100644 --- a/drivers/net/tulip/media.c +++ b/drivers/net/tulip/media.c @@ -400,6 +400,9 @@ void tulip_select_media(struct net_device *dev, int startup) } tp->csr6 = new_csr6 | (tp->csr6 & 0xfdff) | (tp->full_duplex ? 0x0200 : 0); + + mdelay(1); + return; } diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c index e0ae3ed..d45d8f5 100644 --- a/drivers/net/tulip/tulip_core.c +++ b/drivers/net/tulip/tulip_core.c @@ -242,6 +242,7 @@ static struct pci_device_id tulip_pci_tbl[] = { { 0x10b9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ULI526X }, /* ALi 1563 integrated ethernet */ { 0x10b9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ULI526X }, /* ALi 1563 integrated ethernet */ { 0x10b7, 0x9300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* 3Com 3CSOHO100B-TX */ + { 0x14ea, 0xab08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* Planex FNW-3602-TX */ { } /* terminate list */ }; MODULE_DEVICE_TABLE(pci, tulip_pci_tbl); @@ -624,7 +625,7 @@ static void tulip_init_ring(struct net_device *dev) tp->rx_buffers[i].skb = skb; if (skb == NULL) break; - mapping = pci_map_single(tp->pdev, skb->tail, + mapping = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); tp->rx_buffers[i].mapping = mapping; skb->dev = dev; /* Mark as being used by this device. */ @@ -1514,8 +1515,8 @@ static int __devinit tulip_init_one (struct pci_dev *pdev, (PCI_SLOT(pdev->devfn) == 12))) { /* Cobalt MAC address in first EEPROM locations. */ sa_offset = 0; - /* No media table either */ - tp->flags &= ~HAS_MEDIA_TABLE; + /* Ensure our media table fixup get's applied */ + memcpy(ee_data + 16, ee_data, 8); } #endif #ifdef CONFIG_GSC @@ -1756,11 +1757,19 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state) { struct net_device *dev = pci_get_drvdata(pdev); - if (dev && netif_running (dev) && netif_device_present (dev)) { - netif_device_detach (dev); - tulip_down (dev); - /* pci_power_off(pdev, -1); */ - } + if (!dev) + return -EINVAL; + + if (netif_running(dev)) + tulip_down(dev); + + netif_device_detach(dev); + free_irq(dev->irq, dev); + + pci_save_state(pdev); + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + return 0; } @@ -1768,15 +1777,26 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state) static int tulip_resume(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); + int retval; - if (dev && netif_running (dev) && !netif_device_present (dev)) { -#if 1 - pci_enable_device (pdev); -#endif - /* pci_power_on(pdev); */ - tulip_up (dev); - netif_device_attach (dev); + if (!dev) + return -EINVAL; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + + pci_enable_device(pdev); + + if ((retval = request_irq(dev->irq, &tulip_interrupt, SA_SHIRQ, dev->name, dev))) { + printk (KERN_ERR "tulip: request_irq failed in resume\n"); + return retval; } + + netif_device_attach(dev); + + if (netif_running(dev)) + tulip_up(dev); + return 0; } diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c index caff2f5..5b1af39 100644 --- a/drivers/net/tulip/winbond-840.c +++ b/drivers/net/tulip/winbond-840.c @@ -121,6 +121,7 @@ static int full_duplex[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1}; #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> @@ -394,7 +395,7 @@ static int __devinit w840_probe1 (struct pci_dev *pdev, irq = pdev->irq; - if (pci_set_dma_mask(pdev,0xFFFFffff)) { + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_WARNING "Winbond-840: Device %s disabled due to DMA limitations.\n", pci_name(pdev)); return -EIO; @@ -848,7 +849,7 @@ static void init_rxtx_rings(struct net_device *dev) if (skb == NULL) break; skb->dev = dev; /* Mark as being used by this device. */ - np->rx_addr[i] = pci_map_single(np->pci_dev,skb->tail, + np->rx_addr[i] = pci_map_single(np->pci_dev,skb->data, skb->len,PCI_DMA_FROMDEVICE); np->rx_ring[i].buffer1 = np->rx_addr[i]; @@ -1268,7 +1269,7 @@ static int netdev_rx(struct net_device *dev) pci_dma_sync_single_for_cpu(np->pci_dev,np->rx_addr[entry], np->rx_skbuff[entry]->len, PCI_DMA_FROMDEVICE); - eth_copy_and_sum(skb, np->rx_skbuff[entry]->tail, pkt_len, 0); + eth_copy_and_sum(skb, np->rx_skbuff[entry]->data, pkt_len, 0); skb_put(skb, pkt_len); pci_dma_sync_single_for_device(np->pci_dev,np->rx_addr[entry], np->rx_skbuff[entry]->len, @@ -1314,7 +1315,7 @@ static int netdev_rx(struct net_device *dev) break; /* Better luck next round. */ skb->dev = dev; /* Mark as being used by this device. */ np->rx_addr[entry] = pci_map_single(np->pci_dev, - skb->tail, + skb->data, skb->len, PCI_DMA_FROMDEVICE); np->rx_ring[entry].buffer1 = np->rx_addr[entry]; } diff --git a/drivers/net/tulip/xircom_tulip_cb.c b/drivers/net/tulip/xircom_tulip_cb.c index b8a9b39..887d724 100644 --- a/drivers/net/tulip/xircom_tulip_cb.c +++ b/drivers/net/tulip/xircom_tulip_cb.c @@ -899,7 +899,7 @@ static void xircom_init_ring(struct net_device *dev) break; skb->dev = dev; /* Mark as being used by this device. */ tp->rx_ring[i].status = Rx0DescOwned; /* Owned by Xircom chip */ - tp->rx_ring[i].buffer1 = virt_to_bus(skb->tail); + tp->rx_ring[i].buffer1 = virt_to_bus(skb->data); } tp->dirty_rx = (unsigned int)(i - RX_RING_SIZE); @@ -1291,7 +1291,7 @@ xircom_rx(struct net_device *dev) if (skb == NULL) break; skb->dev = dev; /* Mark as being used by this device. */ - tp->rx_ring[entry].buffer1 = virt_to_bus(skb->tail); + tp->rx_ring[entry].buffer1 = virt_to_bus(skb->data); work_done++; } tp->rx_ring[entry].status = Rx0DescOwned; diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index 8f33929..0b5ca25 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -1661,7 +1661,7 @@ typhoon_alloc_rx_skb(struct typhoon *tp, u32 idx) #endif skb->dev = tp->dev; - dma_addr = pci_map_single(tp->pdev, skb->tail, + dma_addr = pci_map_single(tp->pdev, skb->data, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); /* Since no card does 64 bit DAC, the high bits will never @@ -1721,7 +1721,7 @@ typhoon_rx(struct typhoon *tp, struct basic_ring *rxRing, volatile u32 * ready, pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); - eth_copy_and_sum(new_skb, skb->tail, pkt_len, 0); + eth_copy_and_sum(new_skb, skb->data, pkt_len, 0); pci_dma_sync_single_for_device(tp->pdev, dma_addr, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c index 7b57d55..fc7738f 100644 --- a/drivers/net/via-rhine.c +++ b/drivers/net/via-rhine.c @@ -186,6 +186,7 @@ static const int multicast_filter_limit = 32; #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> @@ -506,7 +507,7 @@ static struct net_device_stats *rhine_get_stats(struct net_device *dev); static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static struct ethtool_ops netdev_ethtool_ops; static int rhine_close(struct net_device *dev); -static void rhine_shutdown (struct device *gdev); +static void rhine_shutdown (struct pci_dev *pdev); #define RHINE_WAIT_FOR(condition) do { \ int i=1024; \ @@ -740,7 +741,7 @@ static int __devinit rhine_init_one(struct pci_dev *pdev, goto err_out; /* this should always be supported */ - rc = pci_set_dma_mask(pdev, 0xffffffff); + rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (rc) { printk(KERN_ERR "32-bit PCI DMA addresses not supported by " "the card!?\n"); @@ -989,7 +990,7 @@ static void alloc_rbufs(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ rp->rx_skbuff_dma[i] = - pci_map_single(rp->pdev, skb->tail, rp->rx_buf_sz, + pci_map_single(rp->pdev, skb->data, rp->rx_buf_sz, PCI_DMA_FROMDEVICE); rp->rx_ring[i].addr = cpu_to_le32(rp->rx_skbuff_dma[i]); @@ -1397,7 +1398,7 @@ static void rhine_tx(struct net_device *dev) while (rp->dirty_tx != rp->cur_tx) { txstatus = le32_to_cpu(rp->tx_ring[entry].tx_status); if (debug > 6) - printk(KERN_DEBUG " Tx scavenge %d status %8.8x.\n", + printk(KERN_DEBUG "Tx scavenge %d status %8.8x.\n", entry, txstatus); if (txstatus & DescOwn) break; @@ -1468,7 +1469,7 @@ static void rhine_rx(struct net_device *dev) int data_size = desc_status >> 16; if (debug > 4) - printk(KERN_DEBUG " rhine_rx() status is %8.8x.\n", + printk(KERN_DEBUG "rhine_rx() status is %8.8x.\n", desc_status); if (--boguscnt < 0) break; @@ -1486,7 +1487,7 @@ static void rhine_rx(struct net_device *dev) } else if (desc_status & RxErr) { /* There was a error. */ if (debug > 2) - printk(KERN_DEBUG " rhine_rx() Rx " + printk(KERN_DEBUG "rhine_rx() Rx " "error was %8.8x.\n", desc_status); rp->stats.rx_errors++; @@ -1517,7 +1518,7 @@ static void rhine_rx(struct net_device *dev) PCI_DMA_FROMDEVICE); eth_copy_and_sum(skb, - rp->rx_skbuff[entry]->tail, + rp->rx_skbuff[entry]->data, pkt_len, 0); skb_put(skb, pkt_len); pci_dma_sync_single_for_device(rp->pdev, @@ -1560,7 +1561,7 @@ static void rhine_rx(struct net_device *dev) break; /* Better luck next round. */ skb->dev = dev; /* Mark as being used by this device. */ rp->rx_skbuff_dma[entry] = - pci_map_single(rp->pdev, skb->tail, + pci_map_single(rp->pdev, skb->data, rp->rx_buf_sz, PCI_DMA_FROMDEVICE); rp->rx_ring[entry].addr = cpu_to_le32(rp->rx_skbuff_dma[entry]); @@ -1894,9 +1895,8 @@ static void __devexit rhine_remove_one(struct pci_dev *pdev) pci_set_drvdata(pdev, NULL); } -static void rhine_shutdown (struct device *gendev) +static void rhine_shutdown (struct pci_dev *pdev) { - struct pci_dev *pdev = to_pci_dev(gendev); struct net_device *dev = pci_get_drvdata(pdev); struct rhine_private *rp = netdev_priv(dev); void __iomem *ioaddr = rp->base; @@ -1955,7 +1955,7 @@ static int rhine_suspend(struct pci_dev *pdev, pm_message_t state) pci_save_state(pdev); spin_lock_irqsave(&rp->lock, flags); - rhine_shutdown(&pdev->dev); + rhine_shutdown(pdev); spin_unlock_irqrestore(&rp->lock, flags); free_irq(dev->irq, dev); @@ -2009,9 +2009,7 @@ static struct pci_driver rhine_driver = { .suspend = rhine_suspend, .resume = rhine_resume, #endif /* CONFIG_PM */ - .driver = { - .shutdown = rhine_shutdown, - } + .shutdown = rhine_shutdown, }; diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 15e7102..abc5cee 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -1335,7 +1335,7 @@ static inline int velocity_rx_copy(struct sk_buff **rx_skb, int pkt_size, if (vptr->flags & VELOCITY_FLAGS_IP_ALIGN) skb_reserve(new_skb, 2); - memcpy(new_skb->data, rx_skb[0]->tail, pkt_size); + memcpy(new_skb->data, rx_skb[0]->data, pkt_size); *rx_skb = new_skb; ret = 0; } @@ -1456,9 +1456,9 @@ static int velocity_alloc_rx_buf(struct velocity_info *vptr, int idx) * Do the gymnastics to get the buffer head for data at * 64byte alignment. */ - skb_reserve(rd_info->skb, (unsigned long) rd_info->skb->tail & 63); + skb_reserve(rd_info->skb, (unsigned long) rd_info->skb->data & 63); rd_info->skb->dev = vptr->dev; - rd_info->skb_dma = pci_map_single(vptr->pdev, rd_info->skb->tail, vptr->rx_buf_sz, PCI_DMA_FROMDEVICE); + rd_info->skb_dma = pci_map_single(vptr->pdev, rd_info->skb->data, vptr->rx_buf_sz, PCI_DMA_FROMDEVICE); /* * Fill in the descriptor to match diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c index 7575b79..7217d44 100644 --- a/drivers/net/wan/farsync.c +++ b/drivers/net/wan/farsync.c @@ -981,6 +981,7 @@ fst_issue_cmd(struct fst_port_info *port, unsigned short cmd) /* Wait for any previous command to complete */ while (mbval > NAK) { spin_unlock_irqrestore(&card->card_lock, flags); + set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); spin_lock_irqsave(&card->card_lock, flags); diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index c1b6896..8749684 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -72,7 +72,7 @@ static void cisco_keepalive_send(struct net_device *dev, u32 type, } skb_reserve(skb, 4); cisco_hard_header(skb, dev, CISCO_KEEPALIVE, NULL, NULL, 0); - data = (cisco_packet*)skb->tail; + data = (cisco_packet*)skb->data; data->type = htonl(type); data->par1 = htonl(par1); diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c index 1e7b477..9c1e106 100644 --- a/drivers/net/wan/wanxl.c +++ b/drivers/net/wan/wanxl.c @@ -26,6 +26,7 @@ #include <linux/netdevice.h> #include <linux/hdlc.h> #include <linux/pci.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #include <asm/delay.h> @@ -624,8 +625,8 @@ static int __devinit wanxl_pci_init_one(struct pci_dev *pdev, /* FIXME when PCI/DMA subsystems are fixed. We set both dma_mask and consistent_dma_mask back to 32 bits to indicate the card can do 32-bit DMA addressing */ - if (pci_set_consistent_dma_mask(pdev, 0xFFFFFFFF) || - pci_set_dma_mask(pdev, 0xFFFFFFFF)) { + if (pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK) || + pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { printk(KERN_ERR "wanXL: No usable DMA configuration\n"); wanxl_pci_remove_one(pdev); return -EIO; diff --git a/drivers/net/wd.c b/drivers/net/wd.c index 1f05d9b..b03feae 100644 --- a/drivers/net/wd.c +++ b/drivers/net/wd.c @@ -149,12 +149,7 @@ struct net_device * __init wd_probe(int unit) err = do_wd_probe(dev); if (err) goto out; - err = register_netdev(dev); - if (err) - goto out1; return dev; -out1: - cleanup_card(dev); out: free_netdev(dev); return ERR_PTR(err); @@ -164,6 +159,7 @@ out: static int __init wd_probe1(struct net_device *dev, int ioaddr) { int i; + int err; int checksum = 0; int ancient = 0; /* An old card without config registers. */ int word16 = 0; /* 0 = 8 bit, 1 = 16 bit */ @@ -356,7 +352,10 @@ static int __init wd_probe1(struct net_device *dev, int ioaddr) outb(inb(ioaddr+4)|0x80, ioaddr+4); #endif - return 0; + err = register_netdev(dev); + if (err) + free_irq(dev->irq, dev); + return err; } static int @@ -527,11 +526,8 @@ init_module(void) dev->mem_start = mem[this_dev]; dev->mem_end = mem_end[this_dev]; if (do_wd_probe(dev) == 0) { - if (register_netdev(dev) == 0) { - dev_wd[found++] = dev; - continue; - } - cleanup_card(dev); + dev_wd[found++] = dev; + continue; } free_netdev(dev); printk(KERN_WARNING "wd.c: No wd80x3 card found (i/o = 0x%x).\n", io[this_dev]); diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index d72e038..c12648d 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -900,7 +900,7 @@ typedef struct aironet_ioctl { unsigned char __user *data; // d-data } aironet_ioctl; -static char *swversion = "2.1"; +static char swversion[] = "2.1"; #endif /* CISCO_EXT */ #define NUM_MODULES 2 @@ -1209,7 +1209,7 @@ struct airo_info { unsigned char __iomem *pciaux; unsigned char *shared; dma_addr_t shared_dma; - int power; + pm_message_t power; SsidRid *SSID; APListRid *APList; #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE @@ -5499,9 +5499,9 @@ static int airo_pci_suspend(struct pci_dev *pdev, pm_message_t state) cmd.cmd=HOSTSLEEP; issuecommand(ai, &cmd, &rsp); - pci_enable_wake(pdev, state, 1); + pci_enable_wake(pdev, pci_choose_state(pdev, state), 1); pci_save_state(pdev); - return pci_set_power_state(pdev, state); + return pci_set_power_state(pdev, pci_choose_state(pdev, state)); } static int airo_pci_resume(struct pci_dev *pdev) @@ -5512,7 +5512,7 @@ static int airo_pci_resume(struct pci_dev *pdev) pci_set_power_state(pdev, 0); pci_restore_state(pdev); - pci_enable_wake(pdev, ai->power, 0); + pci_enable_wake(pdev, pci_choose_state(pdev, ai->power), 0); if (ai->power > 1) { reset_card(dev, 0); @@ -5541,7 +5541,7 @@ static int airo_pci_resume(struct pci_dev *pdev) } writeConfigRid(ai, 0); enable_MAC(ai, &rsp, 0); - ai->power = 0; + ai->power = PMSG_ON; netif_device_attach(dev); netif_wake_queue(dev); enable_interrupts(ai); diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c index fbf53af..f10a952 100644 --- a/drivers/net/wireless/airo_cs.c +++ b/drivers/net/wireless/airo_cs.c @@ -559,6 +559,15 @@ static int airo_event(event_t event, int priority, return 0; } /* airo_event */ +static struct pcmcia_device_id airo_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x015f, 0x000a), + PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0005), + PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0007), + PCMCIA_DEVICE_MANF_CARD(0x0105, 0x0007), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, airo_ids); + static struct pcmcia_driver airo_driver = { .owner = THIS_MODULE, .drv = { @@ -566,6 +575,7 @@ static struct pcmcia_driver airo_driver = { }, .attach = airo_attach, .detach = airo_detach, + .id_table = airo_ids, }; static int airo_cs_init(void) diff --git a/drivers/net/wireless/arlan-main.c b/drivers/net/wireless/arlan-main.c index 4f304c6e..0e1ac33 100644 --- a/drivers/net/wireless/arlan-main.c +++ b/drivers/net/wireless/arlan-main.c @@ -33,8 +33,6 @@ static int arlan_EEPROM_bad; #ifdef ARLAN_DEBUGGING -static int arlan_entry_debug; -static int arlan_exit_debug; static int testMemory = testMemoryUNKNOWN; static int irq = irqUNKNOWN; static int txScrambled = 1; @@ -43,15 +41,13 @@ static int mdebug; module_param(irq, int, 0); module_param(mdebug, int, 0); module_param(testMemory, int, 0); -module_param(arlan_entry_debug, int, 0); -module_param(arlan_exit_debug, int, 0); module_param(txScrambled, int, 0); MODULE_PARM_DESC(irq, "(unused)"); MODULE_PARM_DESC(testMemory, "(unused)"); MODULE_PARM_DESC(mdebug, "Arlan multicast debugging (0-1)"); #endif -module_param(arlan_debug, int, 0); +module_param_named(debug, arlan_debug, int, 0); module_param(spreadingCode, int, 0); module_param(channelNumber, int, 0); module_param(channelSet, int, 0); @@ -63,17 +59,19 @@ module_param(keyStart, int, 0); module_param(tx_delay_ms, int, 0); module_param(retries, int, 0); module_param(tx_queue_len, int, 0); -module_param(arlan_EEPROM_bad, int, 0); -MODULE_PARM_DESC(arlan_debug, "Arlan debug enable (0-1)"); +module_param_named(EEPROM_bad, arlan_EEPROM_bad, int, 0); +MODULE_PARM_DESC(debug, "Arlan debug enable (0-1)"); MODULE_PARM_DESC(retries, "Arlan maximum packet retransmisions"); #ifdef ARLAN_ENTRY_EXIT_DEBUGGING -MODULE_PARM_DESC(arlan_entry_debug, "Arlan driver function entry debugging"); -MODULE_PARM_DESC(arlan_exit_debug, "Arlan driver function exit debugging"); -MODULE_PARM_DESC(arlan_entry_and_exit_debug, "Arlan driver function entry and exit debugging"); -#else -MODULE_PARM_DESC(arlan_entry_debug, "(ignored)"); -MODULE_PARM_DESC(arlan_exit_debug, "(ignored)"); -MODULE_PARM_DESC(arlan_entry_and_exit_debug, "(ignored)"); +static int arlan_entry_debug; +static int arlan_exit_debug; +static int arlan_entry_and_exit_debug; +module_param_named(entry_debug, arlan_entry_debug, int, 0); +module_param_named(exit_debug, arlan_exit_debug, int, 0); +module_param_named(entry_and_exit_debug, arlan_entry_and_exit_debug, int, 0); +MODULE_PARM_DESC(entry_debug, "Arlan driver function entry debugging"); +MODULE_PARM_DESC(exit_debug, "Arlan driver function exit debugging"); +MODULE_PARM_DESC(entry_and_exit_debug, "Arlan driver function entry and exit debugging"); #endif struct arlan_conf_stru arlan_conf[MAX_ARLANS]; diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index a4ed28d..86379d4 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -646,6 +646,27 @@ static int atmel_event(event_t event, int priority, } /* atmel_event */ /*====================================================================*/ +static struct pcmcia_device_id atmel_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0620), + PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0696), + PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x3302), + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0007), + PCMCIA_DEVICE_PROD_ID12("11WAVE", "11WP611AL-E", 0x9eb2da1f, 0xc9a0d3f9), + PCMCIA_DEVICE_PROD_ID12("ATMEL", "AT76C502AR", 0xabda4164, 0x41b37e1f), + PCMCIA_DEVICE_PROD_ID12("ATMEL", "AT76C504", 0xabda4164, 0x5040670a), + PCMCIA_DEVICE_PROD_ID12("ATMEL", "AT76C504A", 0xabda4164, 0xe15ed87f), + PCMCIA_DEVICE_PROD_ID12("BT", "Voyager 1020 Laptop Adapter", 0xae49b86a, 0x1e957cd5), + PCMCIA_DEVICE_PROD_ID12("CNet", "CNWLC 11Mbps Wireless PC Card V-5", 0xbc477dde, 0x502fae6b), + PCMCIA_DEVICE_PROD_ID12("IEEE 802.11b", "Wireless LAN PC Card", 0x5b878724, 0x122f1df6), + PCMCIA_DEVICE_PROD_ID12("OEM", "11Mbps Wireless LAN PC Card V-3", 0xfea54c90, 0x1c5b0f68), + PCMCIA_DEVICE_PROD_ID12("SMC", "2632W", 0xc4f8b18b, 0x30f38774), + PCMCIA_DEVICE_PROD_ID12("SMC", "2632W-V2", 0xc4f8b18b, 0x172d1377), + PCMCIA_DEVICE_PROD_ID12("Wireless", "PC", 0xa407ecdd, 0x556e4d7e), + PCMCIA_DEVICE_PROD_ID12("WLAN", "802.11b PC CARD", 0x575c516c, 0xb1f6dbc4), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, atmel_ids); + static struct pcmcia_driver atmel_driver = { .owner = THIS_MODULE, .drv = { @@ -653,6 +674,7 @@ static struct pcmcia_driver atmel_driver = { }, .attach = atmel_attach, .detach = atmel_detach, + .id_table = atmel_ids, }; static int atmel_cs_init(void) diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c index 382241e..e12bd75 100644 --- a/drivers/net/wireless/netwave_cs.c +++ b/drivers/net/wireless/netwave_cs.c @@ -1668,6 +1668,12 @@ static int netwave_close(struct net_device *dev) { return 0; } +static struct pcmcia_device_id netwave_ids[] = { + PCMCIA_DEVICE_PROD_ID12("Xircom", "CreditCard Netwave", 0x2e3ee845, 0x54e28a28), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, netwave_ids); + static struct pcmcia_driver netwave_driver = { .owner = THIS_MODULE, .drv = { @@ -1675,6 +1681,7 @@ static struct pcmcia_driver netwave_driver = { }, .attach = netwave_attach, .detach = netwave_detach, + .id_table = netwave_ids, }; static int __init init_netwave_cs(void) diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index b1078ba..aabcdc2 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -46,382 +46,9 @@ * under either the MPL or the GPL. */ /* - * v0.01 -> v0.02 - 21/3/2001 - Jean II - * o Allow to use regular ethX device name instead of dldwdX - * o Warning on IBSS with ESSID=any for firmware 6.06 - * o Put proper range.throughput values (optimistic) - * o IWSPY support (IOCTL and stat gather in Rx path) - * o Allow setting frequency in Ad-Hoc mode - * o Disable WEP setting if !has_wep to work on old firmware - * o Fix txpower range - * o Start adding support for Samsung/Compaq firmware - * - * v0.02 -> v0.03 - 23/3/2001 - Jean II - * o Start adding Symbol support - need to check all that - * o Fix Prism2/Symbol WEP to accept 128 bits keys - * o Add Symbol WEP (add authentication type) - * o Add Prism2/Symbol rate - * o Add PM timeout (holdover duration) - * o Enable "iwconfig eth0 key off" and friends (toggle flags) - * o Enable "iwconfig eth0 power unicast/all" (toggle flags) - * o Try with an Intel card. It report firmware 1.01, behave like - * an antiquated firmware, however on windows it says 2.00. Yuck ! - * o Workaround firmware bug in allocate buffer (Intel 1.01) - * o Finish external renaming to orinoco... - * o Testing with various Wavelan firmwares - * - * v0.03 -> v0.04 - 30/3/2001 - Jean II - * o Update to Wireless 11 -> add retry limit/lifetime support - * o Tested with a D-Link DWL 650 card, fill in firmware support - * o Warning on Vcc mismatch (D-Link 3.3v card in Lucent 5v only slot) - * o Fixed the Prism2 WEP bugs that I introduced in v0.03 :-( - * It works on D-Link *only* after a tcpdump. Weird... - * And still doesn't work on Intel card. Grrrr... - * o Update the mode after a setport3 - * o Add preamble setting for Symbol cards (not yet enabled) - * o Don't complain as much about Symbol cards... - * - * v0.04 -> v0.04b - 22/4/2001 - David Gibson - * o Removed the 'eth' parameter - always use ethXX as the - * interface name instead of dldwdXX. The other was racy - * anyway. - * o Clean up RID definitions in hermes.h, other cleanups - * - * v0.04b -> v0.04c - 24/4/2001 - Jean II - * o Tim Hurley <timster AT seiki.bliztech.com> reported a D-Link card - * with vendor 02 and firmware 0.08. Added in the capabilities... - * o Tested Lucent firmware 7.28, everything works... - * - * v0.04c -> v0.05 - 3/5/2001 - Benjamin Herrenschmidt - * o Spin-off Pcmcia code. This file is renamed orinoco.c, - * and orinoco_cs.c now contains only the Pcmcia specific stuff - * o Add Airport driver support on top of orinoco.c (see airport.c) - * - * v0.05 -> v0.05a - 4/5/2001 - Jean II - * o Revert to old Pcmcia code to fix breakage of Ben's changes... - * - * v0.05a -> v0.05b - 4/5/2001 - Jean II - * o add module parameter 'ignore_cis_vcc' for D-Link @ 5V - * o D-Link firmware doesn't support multicast. We just print a few - * error messages, but otherwise everything works... - * o For David : set/getport3 works fine, just upgrade iwpriv... - * - * v0.05b -> v0.05c - 5/5/2001 - Benjamin Herrenschmidt - * o Adapt airport.c to latest changes in orinoco.c - * o Remove deferred power enabling code - * - * v0.05c -> v0.05d - 5/5/2001 - Jean II - * o Workaround to SNAP decapsulate frame from Linksys AP - * original patch from : Dong Liu <dliu AT research.bell-labs.com> - * (note : the memcmp bug was mine - fixed) - * o Remove set_retry stuff, no firmware support it (bloat--). - * - * v0.05d -> v0.06 - 25/5/2001 - Jean II - * Original patch from "Hong Lin" <alin AT redhat.com>, - * "Ian Kinner" <ikinner AT redhat.com> - * and "David Smith" <dsmith AT redhat.com> - * o Init of priv->tx_rate_ctrl in firmware specific section. - * o Prism2/Symbol rate, upto should be 0xF and not 0x15. Doh ! - * o Spectrum card always need cor_reset (for every reset) - * o Fix cor_reset to not lose bit 7 in the register - * o flush_stale_links to remove zombie Pcmcia instances - * o Ack previous hermes event before reset - * Me (with my little hands) - * o Allow orinoco.c to call cor_reset via priv->card_reset_handler - * o Add priv->need_card_reset to toggle this feature - * o Fix various buglets when setting WEP in Symbol firmware - * Now, encryption is fully functional on Symbol cards. Youpi ! - * - * v0.06 -> v0.06b - 25/5/2001 - Jean II - * o IBSS on Symbol use port_mode = 4. Please don't ask... - * - * v0.06b -> v0.06c - 29/5/2001 - Jean II - * o Show first spy address in /proc/net/wireless for IBSS mode as well - * - * v0.06c -> v0.06d - 6/7/2001 - David Gibson - * o Change a bunch of KERN_INFO messages to KERN_DEBUG, as per Linus' - * wishes to reduce the number of unnecessary messages. - * o Removed bogus message on CRC error. - * o Merged fixes for v0.08 Prism 2 firmware from William Waghorn - * <willwaghorn AT yahoo.co.uk> - * o Slight cleanup/re-arrangement of firmware detection code. - * - * v0.06d -> v0.06e - 1/8/2001 - David Gibson - * o Removed some redundant global initializers (orinoco_cs.c). - * o Added some module metadata - * - * v0.06e -> v0.06f - 14/8/2001 - David Gibson - * o Wording fix to license - * o Added a 'use_alternate_encaps' module parameter for APs which need an - * oui of 00:00:00. We really need a better way of handling this, but - * the module flag is better than nothing for now. - * - * v0.06f -> v0.07 - 20/8/2001 - David Gibson - * o Removed BAP error retries from hermes_bap_seek(). For Tx we now - * let the upper layers handle the retry, we retry explicitly in the - * Rx path, but don't make as much noise about it. - * o Firmware detection cleanups. - * - * v0.07 -> v0.07a - 1/10/3001 - Jean II - * o Add code to read Symbol firmware revision, inspired by latest code - * in Spectrum24 by Lee John Keyser-Allen - Thanks Lee ! - * o Thanks to Jared Valentine <hidden AT xmission.com> for "providing" me - * a 3Com card with a recent firmware, fill out Symbol firmware - * capabilities of latest rev (2.20), as well as older Symbol cards. - * o Disable Power Management in newer Symbol firmware, the API - * has changed (documentation needed). - * - * v0.07a -> v0.08 - 3/10/2001 - David Gibson - * o Fixed a possible buffer overrun found by the Stanford checker (in - * dldwd_ioctl_setiwencode()). Can only be called by root anyway, so not - * a big problem. - * o Turned has_big_wep on for Intersil cards. That's not true for all of - * them but we should at least let the capable ones try. - * o Wait for BUSY to clear at the beginning of hermes_bap_seek(). I - * realized that my assumption that the driver's serialization - * would prevent the BAP being busy on entry was possibly false, because - * things other than seeks may make the BAP busy. - * o Use "alternate" (oui 00:00:00) encapsulation by default. - * Setting use_old_encaps will mimic the old behaviour, but I think we - * will be able to eliminate this. - * o Don't try to make __initdata const (the version string). This can't - * work because of the way the __initdata sectioning works. - * o Added MODULE_LICENSE tags. - * o Support for PLX (transparent PCMCIA->PCI bridge) cards. - * o Changed to using the new type-fascist min/max. - * - * v0.08 -> v0.08a - 9/10/2001 - David Gibson - * o Inserted some missing acknowledgements/info into the Changelog. - * o Fixed some bugs in the normalization of signal level reporting. - * o Fixed bad bug in WEP key handling on Intersil and Symbol firmware, - * which led to an instant crash on big-endian machines. - * - * v0.08a -> v0.08b - 20/11/2001 - David Gibson - * o Lots of cleanup and bugfixes in orinoco_plx.c - * o Cleanup to handling of Tx rate setting. - * o Removed support for old encapsulation method. - * o Removed old "dldwd" names. - * o Split RID constants into a new file hermes_rid.h - * o Renamed RID constants to match linux-wlan-ng and prism2.o - * o Bugfixes in hermes.c - * o Poke the PLX's INTCSR register, so it actually starts - * generating interrupts. These cards might actually work now. - * o Update to wireless extensions v12 (Jean II) - * o Support for tallies and inquire command (Jean II) - * o Airport updates for newer PPC kernels (BenH) - * - * v0.08b -> v0.09 - 21/12/2001 - David Gibson - * o Some new PCI IDs for PLX cards. - * o Removed broken attempt to do ALLMULTI reception. Just use - * promiscuous mode instead - * o Preliminary work for list-AP (Jean II) - * o Airport updates from (BenH) - * o Eliminated racy hw_ready stuff - * o Fixed generation of fake events in irq handler. This should - * finally kill the EIO problems (Jean II & dgibson) - * o Fixed breakage of bitrate set/get on Agere firmware (Jean II) - * - * v0.09 -> v0.09a - 2/1/2002 - David Gibson - * o Fixed stupid mistake in multicast list handling, triggering - * a BUG() - * - * v0.09a -> v0.09b - 16/1/2002 - David Gibson - * o Fixed even stupider mistake in new interrupt handling, which - * seriously broke things on big-endian machines. - * o Removed a bunch of redundant includes and exports. - * o Removed a redundant MOD_{INC,DEC}_USE_COUNT pair in airport.c - * o Don't attempt to do hardware level multicast reception on - * Intersil firmware, just go promisc instead. - * o Typo fixed in hermes_issue_cmd() - * o Eliminated WIRELESS_SPY #ifdefs - * o Status code reported on Tx exceptions - * o Moved netif_wake_queue() from ALLOC interrupts to TX and TXEXC - * interrupts, which should fix the timeouts we're seeing. - * - * v0.09b -> v0.10 - 25 Feb 2002 - David Gibson - * o Removed nested structures used for header parsing, so the - * driver should now work without hackery on ARM - * o Fix for WEP handling on Intersil (Hawk Newton) - * o Eliminated the /proc/hermes/ethXX/regs debugging file. It - * was never very useful. - * o Make Rx errors less noisy. - * - * v0.10 -> v0.11 - 5 Apr 2002 - David Gibson - * o Laid the groundwork in hermes.[ch] for devices which map - * into PCI memory space rather than IO space. - * o Fixed bug in multicast handling (cleared multicast list when - * leaving promiscuous mode). - * o Relegated Tx error messages to debug. - * o Cleaned up / corrected handling of allocation lengths. - * o Set OWNSSID in IBSS mode for WinXP interoperability (jimc). - * o Change to using alloc_etherdev() for structure allocations. - * o Check for and drop undersized packets. - * o Fixed a race in stopping/waking the queue. This should fix - * the timeout problems (Pavel Roskin) - * o Reverted to netif_wake_queue() on the ALLOC event. - * o Fixes for recent Symbol firmwares which lack AP density - * (Pavel Roskin). - * - * v0.11 -> v0.11a - 29 Apr 2002 - David Gibson - * o Handle different register spacing, necessary for Prism 2.5 - * PCI adaptors (Steve Hill). - * o Cleaned up initialization of card structures in orinoco_cs - * and airport. Removed card->priv field. - * o Make response structure optional for hermes_docmd_wait() - * Pavel Roskin) - * o Added PCI id for Nortel emobility to orinoco_plx.c. - * o Cleanup to handling of Symbol's allocation bug. (Pavel Roskin) - * o Cleanups to firmware capability detection. - * o Arrange for orinoco_pci.c to override firmware detection. - * We should be able to support the PCI Intersil cards now. - * o Cleanup handling of reset_cor and hard_reset (Pavel Roskin). - * o Remove erroneous use of USER_BAP in the TxExc handler (Jouni - * Malinen). - * o Makefile changes for better integration into David Hinds - * pcmcia-cs package. - * - * v0.11a -> v0.11b - 1 May 2002 - David Gibson - * o Better error reporting in orinoco_plx_init_one() - * o Fixed multiple bad kfree() bugs introduced by the - * alloc_orinocodev() changes. - * - * v0.11b -> v0.12 - 19 Jun 2002 - David Gibson - * o Support changing the MAC address. - * o Correct display of Intersil firmware revision numbers. - * o Entirely revised locking scheme. Should be both simpler and - * better. - * o Merged some common code in orinoco_plx, orinoco_pci and - * airport by creating orinoco_default_{open,stop,reset}() - * which are used as the dev->open, dev->stop, priv->reset - * callbacks if none are specified when alloc_orinocodev() is - * called. - * o Removed orinoco_plx_interrupt() and orinoco_pci_interrupt(). - * They didn't do anything. - * - * v0.12 -> v0.12a - 4 Jul 2002 - David Gibson - * o Some rearrangement of code. - * o Numerous fixups to locking and rest handling, particularly - * for PCMCIA. - * o This allows open and stop net_device methods to be in - * orinoco.c now, rather than in the init modules. - * o In orinoco_cs.c link->priv now points to the struct - * net_device not to the struct orinoco_private. - * o Added a check for undersized SNAP frames, which could cause - * crashes. - * - * v0.12a -> v0.12b - 11 Jul 2002 - David Gibson - * o Fix hw->num_init testing code, so num_init is actually - * incremented. - * o Fix very stupid bug in orinoco_cs which broke compile with - * CONFIG_SMP. - * o Squashed a warning. - * - * v0.12b -> v0.12c - 26 Jul 2002 - David Gibson - * o Change to C9X style designated initializers. - * o Add support for 3Com AirConnect PCI. - * o No longer ignore the hard_reset argument to - * alloc_orinocodev(). Oops. - * - * v0.12c -> v0.13beta1 - 13 Sep 2002 - David Gibson - * o Revert the broken 0.12* locking scheme and go to a new yet - * simpler scheme. - * o Do firmware resets only in orinoco_init() and when waking - * the card from hard sleep. - * - * v0.13beta1 -> v0.13 - 27 Sep 2002 - David Gibson - * o Re-introduced full resets (via schedule_task()) on Tx - * timeout. - * - * v0.13 -> v0.13a - 30 Sep 2002 - David Gibson - * o Minor cleanups to info frame handling. Add basic support - * for linkstatus info frames. - * o Include required kernel headers in orinoco.h, to avoid - * compile problems. - * - * v0.13a -> v0.13b - 10 Feb 2003 - David Gibson - * o Implemented hard reset for Airport cards - * o Experimental suspend/resume implementation for orinoco_pci - * o Abolished /proc debugging support, replaced with a debugging - * iwpriv. Now it's ugly and simple instead of ugly and complex. - * o Bugfix in hermes.c if the firmware returned a record length - * of 0, we could go clobbering memory. - * o Bugfix in orinoco_stop() - it used to fail if hw_unavailable - * was set, which was usually true on PCMCIA hot removes. - * o Track LINKSTATUS messages, silently drop Tx packets before - * we are connected (avoids confusing the firmware), and only - * give LINKSTATUS printk()s if the status has changed. - * - * v0.13b -> v0.13c - 11 Mar 2003 - David Gibson - * o Cleanup: use dev instead of priv in various places. - * o Bug fix: Don't ReleaseConfiguration on RESET_PHYSICAL event - * if we're in the middle of a (driver initiated) hard reset. - * o Bug fix: ETH_ZLEN is supposed to include the header - * (Dionysus Blazakis & Manish Karir) - * o Convert to using workqueues instead of taskqueues (and - * backwards compatibility macros for pre 2.5.41 kernels). - * o Drop redundant (I think...) MOD_{INC,DEC}_USE_COUNT in - * airport.c - * o New orinoco_tmd.c init module from Joerg Dorchain for - * TMD7160 based PCI to PCMCIA bridges (similar to - * orinoco_plx.c). - * - * v0.13c -> v0.13d - 22 Apr 2003 - David Gibson - * o Make hw_unavailable a counter, rather than just a flag, this - * is necessary to avoid some races (such as a card being - * removed in the middle of orinoco_reset(). - * o Restore Release/RequestConfiguration in the PCMCIA event handler - * when dealing with a driver initiated hard reset. This is - * necessary to prevent hangs due to a spurious interrupt while - * the reset is in progress. - * o Clear the 802.11 header when transmitting, even though we - * don't use it. This fixes a long standing bug on some - * firmwares, which seem to get confused if that isn't done. - * o Be less eager to de-encapsulate SNAP frames, only do so if - * the OUI is 00:00:00 or 00:00:f8, leave others alone. The old - * behaviour broke CDP (Cisco Discovery Protocol). - * o Use dev instead of priv for free_irq() as well as - * request_irq() (oops). - * o Attempt to reset rather than giving up if we get too many - * IRQs. - * o Changed semantics of __orinoco_down() so it can be called - * safely with hw_unavailable set. It also now clears the - * linkstatus (since we're going to have to reassociate). - * - * v0.13d -> v0.13e - 12 May 2003 - David Gibson - * o Support for post-2.5.68 return values from irq handler. - * o Fixed bug where underlength packets would be double counted - * in the rx_dropped statistics. - * o Provided a module parameter to suppress linkstatus messages. - * - * v0.13e -> v0.14alpha1 - 30 Sep 2003 - David Gibson - * o Replaced priv->connected logic with netif_carrier_on/off() - * calls. - * o Remove has_ibss_any and never set the CREATEIBSS RID when - * the ESSID is empty. Too many firmwares break if we do. - * o 2.6 merges: Replace pdev->slot_name with pci_name(), remove - * __devinitdata from PCI ID tables, use free_netdev(). - * o Enabled shared-key authentication for Agere firmware (from - * Robert J. Moore <Robert.J.Moore AT allanbank.com> - * o Move netif_wake_queue() (back) to the Tx completion from the - * ALLOC event. This seems to prevent/mitigate the rolling - * error -110 problems at least on some Intersil firmwares. - * Theoretically reduces performance, but I can't measure it. - * Patch from Andrew Tridgell <tridge AT samba.org> - * - * v0.14alpha1 -> v0.14alpha2 - 20 Oct 2003 - David Gibson - * o Correctly turn off shared-key authentication when requested - * (bugfix from Robert J. Moore). - * o Correct airport sleep interfaces for current 2.6 kernels. - * o Add code for key change without disabling/enabling the MAC - * port. This is supposed to allow 802.1x to work sanely, but - * doesn't seem to yet. - * * TODO - * o New wireless extensions API (patch from Moustafa - * Youssef, updated by Jim Carter and Pavel Roskin). * o Handle de-encapsulation within network layer, provide 802.11 * headers (patch from Thomas 'Dent' Mirlacher) - * o RF monitor mode support * o Fix possible races in SPY handling. * o Disconnect wireless extensions from fundamental configuration. * o (maybe) Software WEP support (patch from Stano Meduna). @@ -462,7 +89,10 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> #include <linux/etherdevice.h> +#include <linux/ethtool.h> #include <linux/wireless.h> +#include <net/iw_handler.h> +#include <net/ieee80211.h> #include <asm/uaccess.h> #include <asm/io.h> @@ -496,6 +126,10 @@ static int ignore_disconnect; /* = 0 */ module_param(ignore_disconnect, int, 0644); MODULE_PARM_DESC(ignore_disconnect, "Don't report lost link to the network layer"); +static int force_monitor; /* = 0 */ +module_param(force_monitor, int, 0644); +MODULE_PARM_DESC(force_monitor, "Allow monitor mode for all firmware versions"); + /********************************************************************/ /* Compile time configuration and compatibility stuff */ /********************************************************************/ @@ -511,6 +145,10 @@ MODULE_PARM_DESC(ignore_disconnect, "Don't report lost link to the network layer /* Internal constants */ /********************************************************************/ +/* 802.2 LLC/SNAP header used for Ethernet encapsulation over 802.11 */ +static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; +#define ENCAPS_OVERHEAD (sizeof(encaps_hdr) + 2) + #define ORINOCO_MIN_MTU 256 #define ORINOCO_MAX_MTU (IEEE802_11_DATA_LEN - ENCAPS_OVERHEAD) @@ -537,6 +175,11 @@ MODULE_PARM_DESC(ignore_disconnect, "Don't report lost link to the network layer | HERMES_EV_WTERR | HERMES_EV_INFO \ | HERMES_EV_INFDROP ) +#define MAX_RID_LEN 1024 + +static const struct iw_handler_def orinoco_handler_def; +static struct ethtool_ops orinoco_ethtool_ops; + /********************************************************************/ /* Data tables */ /********************************************************************/ @@ -571,26 +214,45 @@ static struct { /* Data types */ /********************************************************************/ -struct header_struct { - /* 802.3 */ - u8 dest[ETH_ALEN]; - u8 src[ETH_ALEN]; - u16 len; - /* 802.2 */ +/* Used in Event handling. + * We avoid nested structres as they break on ARM -- Moustafa */ +struct hermes_tx_descriptor_802_11 { + /* hermes_tx_descriptor */ + u16 status; + u16 reserved1; + u16 reserved2; + u32 sw_support; + u8 retry_count; + u8 tx_rate; + u16 tx_control; + + /* ieee802_11_hdr */ + u16 frame_ctl; + u16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + u16 seq_ctl; + u8 addr4[ETH_ALEN]; + u16 data_len; + + /* ethhdr */ + unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ + unsigned char h_source[ETH_ALEN]; /* source ether addr */ + unsigned short h_proto; /* packet type ID field */ + + /* p8022_hdr */ u8 dsap; u8 ssap; u8 ctrl; - /* SNAP */ u8 oui[3]; + u16 ethertype; } __attribute__ ((packed)); -/* 802.2 LLC/SNAP header used for Ethernet encapsulation over 802.11 */ -u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; - -#define ENCAPS_OVERHEAD (sizeof(encaps_hdr) + 2) - +/* Rx frame header except compatibility 802.3 header */ struct hermes_rx_descriptor { + /* Control */ u16 status; u32 time; u8 silence; @@ -598,13 +260,24 @@ struct hermes_rx_descriptor { u8 rate; u8 rxflow; u32 reserved; + + /* 802.11 header */ + u16 frame_ctl; + u16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + u16 seq_ctl; + u8 addr4[ETH_ALEN]; + + /* Data length */ + u16 data_len; } __attribute__ ((packed)); /********************************************************************/ /* Function prototypes */ /********************************************************************/ -static int orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static int __orinoco_program_rids(struct net_device *dev); static void __orinoco_set_multicast_list(struct net_device *dev); @@ -628,6 +301,10 @@ static inline void set_port_type(struct orinoco_private *priv) priv->createibss = 1; } break; + case IW_MODE_MONITOR: + priv->port_type = 3; + priv->createibss = 0; + break; default: printk(KERN_ERR "%s: Invalid priv->iw_mode in set_port_type()\n", priv->ndev->name); @@ -814,7 +491,7 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) return 1; } - if (! netif_carrier_ok(dev)) { + if (! netif_carrier_ok(dev) || (priv->iw_mode == IW_MODE_MONITOR)) { /* Oops, the firmware hasn't established a connection, silently drop the packet (this seems to be the safest approach). */ @@ -951,26 +628,55 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) struct orinoco_private *priv = netdev_priv(dev); struct net_device_stats *stats = &priv->stats; u16 fid = hermes_read_regn(hw, TXCOMPLFID); - struct hermes_tx_descriptor desc; + struct hermes_tx_descriptor_802_11 hdr; int err = 0; if (fid == DUMMY_FID) return; /* Nothing's really happened */ - err = hermes_bap_pread(hw, IRQ_BAP, &desc, sizeof(desc), fid, 0); + /* Read the frame header */ + err = hermes_bap_pread(hw, IRQ_BAP, &hdr, + sizeof(struct hermes_tx_descriptor) + + sizeof(struct ieee80211_hdr), + fid, 0); + + hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); + stats->tx_errors++; + if (err) { printk(KERN_WARNING "%s: Unable to read descriptor on Tx error " "(FID=%04X error %d)\n", dev->name, fid, err); - } else { - DEBUG(1, "%s: Tx error, status %d\n", - dev->name, le16_to_cpu(desc.status)); + return; } - stats->tx_errors++; + DEBUG(1, "%s: Tx error, err %d (FID=%04X)\n", dev->name, + err, fid); + + /* We produce a TXDROP event only for retry or lifetime + * exceeded, because that's the only status that really mean + * that this particular node went away. + * Other errors means that *we* screwed up. - Jean II */ + hdr.status = le16_to_cpu(hdr.status); + if (hdr.status & (HERMES_TXSTAT_RETRYERR | HERMES_TXSTAT_AGEDERR)) { + union iwreq_data wrqu; + + /* Copy 802.11 dest address. + * We use the 802.11 header because the frame may + * not be 802.3 or may be mangled... + * In Ad-Hoc mode, it will be the node address. + * In managed mode, it will be most likely the AP addr + * User space will figure out how to convert it to + * whatever it needs (IP address or else). + * - Jean II */ + memcpy(wrqu.addr.sa_data, hdr.addr1, ETH_ALEN); + wrqu.addr.sa_family = ARPHRD_ETHER; + + /* Send event to user space */ + wireless_send_event(dev, IWEVTXDROP, &wrqu, NULL); + } netif_wake_queue(dev); - hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); } static void orinoco_tx_timeout(struct net_device *dev) @@ -1047,18 +753,127 @@ static void orinoco_stat_gather(struct net_device *dev, } } +/* + * orinoco_rx_monitor - handle received monitor frames. + * + * Arguments: + * dev network device + * rxfid received FID + * desc rx descriptor of the frame + * + * Call context: interrupt + */ +static void orinoco_rx_monitor(struct net_device *dev, u16 rxfid, + struct hermes_rx_descriptor *desc) +{ + u32 hdrlen = 30; /* return full header by default */ + u32 datalen = 0; + u16 fc; + int err; + int len; + struct sk_buff *skb; + struct orinoco_private *priv = netdev_priv(dev); + struct net_device_stats *stats = &priv->stats; + hermes_t *hw = &priv->hw; + + len = le16_to_cpu(desc->data_len); + + /* Determine the size of the header and the data */ + fc = le16_to_cpu(desc->frame_ctl); + switch (fc & IEEE80211_FCTL_FTYPE) { + case IEEE80211_FTYPE_DATA: + if ((fc & IEEE80211_FCTL_TODS) + && (fc & IEEE80211_FCTL_FROMDS)) + hdrlen = 30; + else + hdrlen = 24; + datalen = len; + break; + case IEEE80211_FTYPE_MGMT: + hdrlen = 24; + datalen = len; + break; + case IEEE80211_FTYPE_CTL: + switch (fc & IEEE80211_FCTL_STYPE) { + case IEEE80211_STYPE_PSPOLL: + case IEEE80211_STYPE_RTS: + case IEEE80211_STYPE_CFEND: + case IEEE80211_STYPE_CFENDACK: + hdrlen = 16; + break; + case IEEE80211_STYPE_CTS: + case IEEE80211_STYPE_ACK: + hdrlen = 10; + break; + } + break; + default: + /* Unknown frame type */ + break; + } + + /* sanity check the length */ + if (datalen > IEEE80211_DATA_LEN + 12) { + printk(KERN_DEBUG "%s: oversized monitor frame, " + "data length = %d\n", dev->name, datalen); + err = -EIO; + stats->rx_length_errors++; + goto update_stats; + } + + skb = dev_alloc_skb(hdrlen + datalen); + if (!skb) { + printk(KERN_WARNING "%s: Cannot allocate skb for monitor frame\n", + dev->name); + err = -ENOMEM; + goto drop; + } + + /* Copy the 802.11 header to the skb */ + memcpy(skb_put(skb, hdrlen), &(desc->frame_ctl), hdrlen); + skb->mac.raw = skb->data; + + /* If any, copy the data from the card to the skb */ + if (datalen > 0) { + err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, datalen), + ALIGN(datalen, 2), rxfid, + HERMES_802_2_OFFSET); + if (err) { + printk(KERN_ERR "%s: error %d reading monitor frame\n", + dev->name, err); + goto drop; + } + } + + skb->dev = dev; + skb->ip_summed = CHECKSUM_NONE; + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = __constant_htons(ETH_P_802_2); + + dev->last_rx = jiffies; + stats->rx_packets++; + stats->rx_bytes += skb->len; + + netif_rx(skb); + return; + + drop: + dev_kfree_skb_irq(skb); + update_stats: + stats->rx_errors++; + stats->rx_dropped++; +} + static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) { struct orinoco_private *priv = netdev_priv(dev); struct net_device_stats *stats = &priv->stats; struct iw_statistics *wstats = &priv->wstats; struct sk_buff *skb = NULL; - u16 rxfid, status; - int length, data_len, data_off; - char *p; + u16 rxfid, status, fc; + int length; struct hermes_rx_descriptor desc; - struct header_struct hdr; - struct ethhdr *eh; + struct ethhdr *hdr; int err; rxfid = hermes_read_regn(hw, RXFID); @@ -1068,53 +883,46 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) if (err) { printk(KERN_ERR "%s: error %d reading Rx descriptor. " "Frame dropped.\n", dev->name, err); - stats->rx_errors++; - goto drop; + goto update_stats; } status = le16_to_cpu(desc.status); - if (status & HERMES_RXSTAT_ERR) { - if (status & HERMES_RXSTAT_UNDECRYPTABLE) { - wstats->discard.code++; - DEBUG(1, "%s: Undecryptable frame on Rx. Frame dropped.\n", - dev->name); - } else { - stats->rx_crc_errors++; - DEBUG(1, "%s: Bad CRC on Rx. Frame dropped.\n", dev->name); - } - stats->rx_errors++; - goto drop; + if (status & HERMES_RXSTAT_BADCRC) { + DEBUG(1, "%s: Bad CRC on Rx. Frame dropped.\n", + dev->name); + stats->rx_crc_errors++; + goto update_stats; } - /* For now we ignore the 802.11 header completely, assuming - that the card's firmware has handled anything vital */ + /* Handle frames in monitor mode */ + if (priv->iw_mode == IW_MODE_MONITOR) { + orinoco_rx_monitor(dev, rxfid, &desc); + return; + } - err = hermes_bap_pread(hw, IRQ_BAP, &hdr, sizeof(hdr), - rxfid, HERMES_802_3_OFFSET); - if (err) { - printk(KERN_ERR "%s: error %d reading frame header. " - "Frame dropped.\n", dev->name, err); - stats->rx_errors++; - goto drop; + if (status & HERMES_RXSTAT_UNDECRYPTABLE) { + DEBUG(1, "%s: Undecryptable frame on Rx. Frame dropped.\n", + dev->name); + wstats->discard.code++; + goto update_stats; } - length = ntohs(hdr.len); - + length = le16_to_cpu(desc.data_len); + fc = le16_to_cpu(desc.frame_ctl); + /* Sanity checks */ if (length < 3) { /* No for even an 802.2 LLC header */ /* At least on Symbol firmware with PCF we get quite a lot of these legitimately - Poll frames with no data. */ - stats->rx_dropped++; - goto drop; + return; } if (length > IEEE802_11_DATA_LEN) { printk(KERN_WARNING "%s: Oversized frame received (%d bytes)\n", dev->name, length); stats->rx_length_errors++; - stats->rx_errors++; - goto drop; + goto update_stats; } /* We need space for the packet data itself, plus an ethernet @@ -1126,60 +934,53 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) if (!skb) { printk(KERN_WARNING "%s: Can't allocate skb for Rx\n", dev->name); - goto drop; + goto update_stats; } - skb_reserve(skb, 2); /* This way the IP header is aligned */ + /* We'll prepend the header, so reserve space for it. The worst + case is no decapsulation, when 802.3 header is prepended and + nothing is removed. 2 is for aligning the IP header. */ + skb_reserve(skb, ETH_HLEN + 2); + + err = hermes_bap_pread(hw, IRQ_BAP, skb_put(skb, length), + ALIGN(length, 2), rxfid, + HERMES_802_2_OFFSET); + if (err) { + printk(KERN_ERR "%s: error %d reading frame. " + "Frame dropped.\n", dev->name, err); + goto drop; + } /* Handle decapsulation * In most cases, the firmware tell us about SNAP frames. * For some reason, the SNAP frames sent by LinkSys APs * are not properly recognised by most firmwares. * So, check ourselves */ - if (((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_1042) || - ((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_TUNNEL) || - is_ethersnap(&hdr)) { + if (length >= ENCAPS_OVERHEAD && + (((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_1042) || + ((status & HERMES_RXSTAT_MSGTYPE) == HERMES_RXSTAT_TUNNEL) || + is_ethersnap(skb->data))) { /* These indicate a SNAP within 802.2 LLC within 802.11 frame which we'll need to de-encapsulate to the original EthernetII frame. */ - - if (length < ENCAPS_OVERHEAD) { /* No room for full LLC+SNAP */ - stats->rx_length_errors++; - goto drop; - } - - /* Remove SNAP header, reconstruct EthernetII frame */ - data_len = length - ENCAPS_OVERHEAD; - data_off = HERMES_802_3_OFFSET + sizeof(hdr); - - eh = (struct ethhdr *)skb_put(skb, ETH_HLEN); - - memcpy(eh, &hdr, 2 * ETH_ALEN); - eh->h_proto = hdr.ethertype; + hdr = (struct ethhdr *)skb_push(skb, ETH_HLEN - ENCAPS_OVERHEAD); } else { - /* All other cases indicate a genuine 802.3 frame. No - decapsulation needed. We just throw the whole - thing in, and hope the protocol layer can deal with - it as 802.3 */ - data_len = length; - data_off = HERMES_802_3_OFFSET; - /* FIXME: we re-read from the card data we already read here */ - } - - p = skb_put(skb, data_len); - err = hermes_bap_pread(hw, IRQ_BAP, p, ALIGN(data_len, 2), - rxfid, data_off); - if (err) { - printk(KERN_ERR "%s: error %d reading frame. " - "Frame dropped.\n", dev->name, err); - stats->rx_errors++; - goto drop; + /* 802.3 frame - prepend 802.3 header as is */ + hdr = (struct ethhdr *)skb_push(skb, ETH_HLEN); + hdr->h_proto = htons(length); } + memcpy(hdr->h_dest, desc.addr1, ETH_ALEN); + if (fc & IEEE80211_FCTL_FROMDS) + memcpy(hdr->h_source, desc.addr3, ETH_ALEN); + else + memcpy(hdr->h_source, desc.addr2, ETH_ALEN); dev->last_rx = jiffies; skb->dev = dev; skb->protocol = eth_type_trans(skb, dev); skb->ip_summed = CHECKSUM_NONE; + if (fc & IEEE80211_FCTL_TODS) + skb->pkt_type = PACKET_OTHERHOST; /* Process the wireless stats if needed */ orinoco_stat_gather(dev, skb, &desc); @@ -1192,11 +993,10 @@ static void __orinoco_ev_rx(struct net_device *dev, hermes_t *hw) return; drop: + dev_kfree_skb_irq(skb); + update_stats: + stats->rx_errors++; stats->rx_dropped++; - - if (skb) - dev_kfree_skb_irq(skb); - return; } /********************************************************************/ @@ -1240,6 +1040,99 @@ static void print_linkstatus(struct net_device *dev, u16 status) dev->name, s, status); } +/* Search scan results for requested BSSID, join it if found */ +static void orinoco_join_ap(struct net_device *dev) +{ + struct orinoco_private *priv = netdev_priv(dev); + struct hermes *hw = &priv->hw; + int err; + unsigned long flags; + struct join_req { + u8 bssid[ETH_ALEN]; + u16 channel; + } __attribute__ ((packed)) req; + const int atom_len = offsetof(struct prism2_scan_apinfo, atim); + struct prism2_scan_apinfo *atom; + int offset = 4; + u8 *buf; + u16 len; + + /* Allocate buffer for scan results */ + buf = kmalloc(MAX_SCAN_LEN, GFP_KERNEL); + if (! buf) + return; + + if (orinoco_lock(priv, &flags) != 0) + goto out; + + /* Sanity checks in case user changed something in the meantime */ + if (! priv->bssid_fixed) + goto out; + + if (strlen(priv->desired_essid) == 0) + goto out; + + /* Read scan results from the firmware */ + err = hermes_read_ltv(hw, USER_BAP, + HERMES_RID_SCANRESULTSTABLE, + MAX_SCAN_LEN, &len, buf); + if (err) { + printk(KERN_ERR "%s: Cannot read scan results\n", + dev->name); + goto out; + } + + len = HERMES_RECLEN_TO_BYTES(len); + + /* Go through the scan results looking for the channel of the AP + * we were requested to join */ + for (; offset + atom_len <= len; offset += atom_len) { + atom = (struct prism2_scan_apinfo *) (buf + offset); + if (memcmp(&atom->bssid, priv->desired_bssid, ETH_ALEN) == 0) + goto found; + } + + DEBUG(1, "%s: Requested AP not found in scan results\n", + dev->name); + goto out; + + found: + memcpy(req.bssid, priv->desired_bssid, ETH_ALEN); + req.channel = atom->channel; /* both are little-endian */ + err = HERMES_WRITE_RECORD(hw, USER_BAP, HERMES_RID_CNFJOINREQUEST, + &req); + if (err) + printk(KERN_ERR "%s: Error issuing join request\n", dev->name); + + out: + kfree(buf); + orinoco_unlock(priv, &flags); +} + +/* Send new BSSID to userspace */ +static void orinoco_send_wevents(struct net_device *dev) +{ + struct orinoco_private *priv = netdev_priv(dev); + struct hermes *hw = &priv->hw; + union iwreq_data wrqu; + int err; + unsigned long flags; + + if (orinoco_lock(priv, &flags) != 0) + return; + + err = hermes_read_ltv(hw, IRQ_BAP, HERMES_RID_CURRENTBSSID, + ETH_ALEN, NULL, wrqu.ap_addr.sa_data); + if (err != 0) + return; + + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + + /* Send event to user space */ + wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); + orinoco_unlock(priv, &flags); +} + static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) { struct orinoco_private *priv = netdev_priv(dev); @@ -1307,6 +1200,9 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) u16 newstatus; int connected; + if (priv->iw_mode == IW_MODE_MONITOR) + break; + if (len != sizeof(linkstatus)) { printk(KERN_WARNING "%s: Unexpected size for linkstatus frame (%d bytes)\n", dev->name, len); @@ -1319,6 +1215,15 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) break; newstatus = le16_to_cpu(linkstatus.linkstatus); + /* Symbol firmware uses "out of range" to signal that + * the hostscan frame can be requested. */ + if (newstatus == HERMES_LINKSTATUS_AP_OUT_OF_RANGE && + priv->firmware_type == FIRMWARE_TYPE_SYMBOL && + priv->has_hostscan && priv->scan_inprogress) { + hermes_inquire(hw, HERMES_INQ_HOSTSCAN_SYMBOL); + break; + } + connected = (newstatus == HERMES_LINKSTATUS_CONNECTED) || (newstatus == HERMES_LINKSTATUS_AP_CHANGE) || (newstatus == HERMES_LINKSTATUS_AP_IN_RANGE); @@ -1328,12 +1233,89 @@ static void __orinoco_ev_info(struct net_device *dev, hermes_t *hw) else if (!ignore_disconnect) netif_carrier_off(dev); - if (newstatus != priv->last_linkstatus) + if (newstatus != priv->last_linkstatus) { + priv->last_linkstatus = newstatus; print_linkstatus(dev, newstatus); + /* The info frame contains only one word which is the + * status (see hermes.h). The status is pretty boring + * in itself, that's why we export the new BSSID... + * Jean II */ + schedule_work(&priv->wevent_work); + } + } + break; + case HERMES_INQ_SCAN: + if (!priv->scan_inprogress && priv->bssid_fixed && + priv->firmware_type == FIRMWARE_TYPE_INTERSIL) { + schedule_work(&priv->join_work); + break; + } + /* fall through */ + case HERMES_INQ_HOSTSCAN: + case HERMES_INQ_HOSTSCAN_SYMBOL: { + /* Result of a scanning. Contains information about + * cells in the vicinity - Jean II */ + union iwreq_data wrqu; + unsigned char *buf; + + /* Sanity check */ + if (len > 4096) { + printk(KERN_WARNING "%s: Scan results too large (%d bytes)\n", + dev->name, len); + break; + } - priv->last_linkstatus = newstatus; + /* We are a strict producer. If the previous scan results + * have not been consumed, we just have to drop this + * frame. We can't remove the previous results ourselves, + * that would be *very* racy... Jean II */ + if (priv->scan_result != NULL) { + printk(KERN_WARNING "%s: Previous scan results not consumed, dropping info frame.\n", dev->name); + break; + } + + /* Allocate buffer for results */ + buf = kmalloc(len, GFP_ATOMIC); + if (buf == NULL) + /* No memory, so can't printk()... */ + break; + + /* Read scan data */ + err = hermes_bap_pread(hw, IRQ_BAP, (void *) buf, len, + infofid, sizeof(info)); + if (err) + break; + +#ifdef ORINOCO_DEBUG + { + int i; + printk(KERN_DEBUG "Scan result [%02X", buf[0]); + for(i = 1; i < (len * 2); i++) + printk(":%02X", buf[i]); + printk("]\n"); + } +#endif /* ORINOCO_DEBUG */ + + /* Allow the clients to access the results */ + priv->scan_len = len; + priv->scan_result = buf; + + /* Send an empty event to user space. + * We don't send the received data on the event because + * it would require us to do complex transcoding, and + * we want to minimise the work done in the irq handler + * Use a request to extract the data - Jean II */ + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL); } break; + case HERMES_INQ_SEC_STAT_AGERE: + /* Security status (Agere specific) */ + /* Ignore this frame for now */ + if (priv->firmware_type == FIRMWARE_TYPE_AGERE) + break; + /* fall through */ default: printk(KERN_DEBUG "%s: Unknown information frame received: " "type 0x%04x, length %d\n", dev->name, type, len); @@ -1470,6 +1452,36 @@ static int __orinoco_hw_set_bitrate(struct orinoco_private *priv) return err; } +/* Set fixed AP address */ +static int __orinoco_hw_set_wap(struct orinoco_private *priv) +{ + int roaming_flag; + int err = 0; + hermes_t *hw = &priv->hw; + + switch (priv->firmware_type) { + case FIRMWARE_TYPE_AGERE: + /* not supported */ + break; + case FIRMWARE_TYPE_INTERSIL: + if (priv->bssid_fixed) + roaming_flag = 2; + else + roaming_flag = 1; + + err = hermes_write_wordrec(hw, USER_BAP, + HERMES_RID_CNFROAMINGMODE, + roaming_flag); + break; + case FIRMWARE_TYPE_SYMBOL: + err = HERMES_WRITE_RECORD(hw, USER_BAP, + HERMES_RID_CNFMANDATORYBSSID_SYMBOL, + &priv->desired_bssid); + break; + } + return err; +} + /* Change the WEP keys and/or the current keys. Can be called * either from __orinoco_hw_setup_wep() or directly from * orinoco_ioctl_setiwencode(). In the later case the association @@ -1655,6 +1667,13 @@ static int __orinoco_program_rids(struct net_device *dev) } } + /* Set the desired BSSID */ + err = __orinoco_hw_set_wap(priv); + if (err) { + printk(KERN_ERR "%s: Error %d setting AP address\n", + dev->name, err); + return err; + } /* Set the desired ESSID */ idbuf.len = cpu_to_le16(strlen(priv->desired_essid)); memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val)); @@ -1793,6 +1812,20 @@ static int __orinoco_program_rids(struct net_device *dev) } } + if (priv->iw_mode == IW_MODE_MONITOR) { + /* Enable monitor mode */ + dev->type = ARPHRD_IEEE80211; + err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + HERMES_TEST_MONITOR, 0, NULL); + } else { + /* Disable monitor mode */ + dev->type = ARPHRD_ETHER; + err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + HERMES_TEST_STOP, 0, NULL); + } + if (err) + return err; + /* Set promiscuity / multicast*/ priv->promiscuous = 0; priv->mc_count = 0; @@ -1869,55 +1902,6 @@ __orinoco_set_multicast_list(struct net_device *dev) dev->flags &= ~IFF_PROMISC; } -static int orinoco_reconfigure(struct net_device *dev) -{ - struct orinoco_private *priv = netdev_priv(dev); - struct hermes *hw = &priv->hw; - unsigned long flags; - int err = 0; - - if (priv->broken_disableport) { - schedule_work(&priv->reset_work); - return 0; - } - - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - - err = hermes_disable_port(hw, 0); - if (err) { - printk(KERN_WARNING "%s: Unable to disable port while reconfiguring card\n", - dev->name); - priv->broken_disableport = 1; - goto out; - } - - err = __orinoco_program_rids(dev); - if (err) { - printk(KERN_WARNING "%s: Unable to reconfigure card\n", - dev->name); - goto out; - } - - err = hermes_enable_port(hw, 0); - if (err) { - printk(KERN_WARNING "%s: Unable to enable port while reconfiguring card\n", - dev->name); - goto out; - } - - out: - if (err) { - printk(KERN_WARNING "%s: Resetting instead...\n", dev->name); - schedule_work(&priv->reset_work); - err = 0; - } - - orinoco_unlock(priv, &flags); - return err; - -} - /* This must be called from user context, without locks held - use * schedule_work() */ static void orinoco_reset(struct net_device *dev) @@ -1946,6 +1930,11 @@ static void orinoco_reset(struct net_device *dev) orinoco_unlock(priv, &flags); + /* Scanning support: Cleanup of driver struct */ + kfree(priv->scan_result); + priv->scan_result = NULL; + priv->scan_inprogress = 0; + if (priv->hard_reset) { err = (*priv->hard_reset)(priv); if (err) { @@ -2184,6 +2173,8 @@ static int determine_firmware(struct net_device *dev) priv->has_mwo = (firmver >= 0x60000); priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */ priv->ibss_port = 1; + priv->has_hostscan = (firmver >= 0x8000a); + priv->broken_monitor = (firmver >= 0x80000); /* Tested with Agere firmware : * 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II @@ -2229,6 +2220,8 @@ static int determine_firmware(struct net_device *dev) priv->ibss_port = 4; priv->broken_disableport = (firmver == 0x25013) || (firmver >= 0x30000 && firmver <= 0x31000); + priv->has_hostscan = (firmver >= 0x31001) || + (firmver >= 0x29057 && firmver < 0x30000); /* Tested with Intel firmware : 0x20015 => Jean II */ /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */ break; @@ -2248,6 +2241,7 @@ static int determine_firmware(struct net_device *dev) priv->has_ibss = (firmver >= 0x000700); /* FIXME */ priv->has_big_wep = priv->has_wep = (firmver >= 0x000800); priv->has_pm = (firmver >= 0x000700); + priv->has_hostscan = (firmver >= 0x010301); if (firmver >= 0x000800) priv->ibss_port = 0; @@ -2456,8 +2450,9 @@ struct net_device *alloc_orinocodev(int sizeof_card, dev->tx_timeout = orinoco_tx_timeout; dev->watchdog_timeo = HZ; /* 1 second timeout */ dev->get_stats = orinoco_get_stats; + dev->ethtool_ops = &orinoco_ethtool_ops; dev->get_wireless_stats = orinoco_get_wireless_stats; - dev->do_ioctl = orinoco_ioctl; + dev->wireless_handlers = (struct iw_handler_def *)&orinoco_handler_def; dev->change_mtu = orinoco_change_mtu; dev->set_multicast_list = orinoco_set_multicast_list; /* we use the default eth_mac_addr for setting the MAC addr */ @@ -2473,6 +2468,8 @@ struct net_device *alloc_orinocodev(int sizeof_card, * before anything else touches the * hardware */ INIT_WORK(&priv->reset_work, (void (*)(void *))orinoco_reset, dev); + INIT_WORK(&priv->join_work, (void (*)(void *))orinoco_join_ap, dev); + INIT_WORK(&priv->wevent_work, (void (*)(void *))orinoco_send_wevents, dev); netif_carrier_off(dev); priv->last_linkstatus = 0xffff; @@ -2483,6 +2480,9 @@ struct net_device *alloc_orinocodev(int sizeof_card, void free_orinocodev(struct net_device *dev) { + struct orinoco_private *priv = netdev_priv(dev); + + kfree(priv->scan_result); free_netdev(dev); } @@ -2490,24 +2490,6 @@ void free_orinocodev(struct net_device *dev) /* Wireless extensions */ /********************************************************************/ -static int orinoco_hw_get_bssid(struct orinoco_private *priv, - char buf[ETH_ALEN]) -{ - hermes_t *hw = &priv->hw; - int err = 0; - unsigned long flags; - - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - - err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, - ETH_ALEN, NULL, buf); - - orinoco_unlock(priv, &flags); - - return err; -} - static int orinoco_hw_get_essid(struct orinoco_private *priv, int *active, char buf[IW_ESSID_MAX_SIZE+1]) { @@ -2633,140 +2615,271 @@ static int orinoco_hw_get_bitratelist(struct orinoco_private *priv, return 0; } -static int orinoco_ioctl_getiwrange(struct net_device *dev, struct iw_point *rrq) +static int orinoco_ioctl_getname(struct net_device *dev, + struct iw_request_info *info, + char *name, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int err = 0; - int mode; - struct iw_range range; int numrates; - int i, k; + int err; + + err = orinoco_hw_get_bitratelist(priv, &numrates, NULL, 0); + + if (!err && (numrates > 2)) + strcpy(name, "IEEE 802.11b"); + else + strcpy(name, "IEEE 802.11-DS"); + + return 0; +} + +static int orinoco_ioctl_setwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int err = -EINPROGRESS; /* Call commit handler */ unsigned long flags; + static const u8 off_addr[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + static const u8 any_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - TRACE_ENTER(dev->name); + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; + + /* Enable automatic roaming - no sanity checks are needed */ + if (memcmp(&ap_addr->sa_data, off_addr, ETH_ALEN) == 0 || + memcmp(&ap_addr->sa_data, any_addr, ETH_ALEN) == 0) { + priv->bssid_fixed = 0; + memset(priv->desired_bssid, 0, ETH_ALEN); + + /* "off" means keep existing connection */ + if (ap_addr->sa_data[0] == 0) { + __orinoco_hw_set_wap(priv); + err = 0; + } + goto out; + } + + if (priv->firmware_type == FIRMWARE_TYPE_AGERE) { + printk(KERN_WARNING "%s: Lucent/Agere firmware doesn't " + "support manual roaming\n", + dev->name); + err = -EOPNOTSUPP; + goto out; + } + + if (priv->iw_mode != IW_MODE_INFRA) { + printk(KERN_WARNING "%s: Manual roaming supported only in " + "managed mode\n", dev->name); + err = -EOPNOTSUPP; + goto out; + } + + /* Intersil firmware hangs without Desired ESSID */ + if (priv->firmware_type == FIRMWARE_TYPE_INTERSIL && + strlen(priv->desired_essid) == 0) { + printk(KERN_WARNING "%s: Desired ESSID must be set for " + "manual roaming\n", dev->name); + err = -EOPNOTSUPP; + goto out; + } + + /* Finally, enable manual roaming */ + priv->bssid_fixed = 1; + memcpy(priv->desired_bssid, &ap_addr->sa_data, ETH_ALEN); + + out: + orinoco_unlock(priv, &flags); + return err; +} + +static int orinoco_ioctl_getwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + + hermes_t *hw = &priv->hw; + int err = 0; + unsigned long flags; + + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; + + ap_addr->sa_family = ARPHRD_ETHER; + err = hermes_read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, + ETH_ALEN, NULL, ap_addr->sa_data); + + orinoco_unlock(priv, &flags); + + return err; +} - if (!access_ok(VERIFY_WRITE, rrq->pointer, sizeof(range))) - return -EFAULT; +static int orinoco_ioctl_setmode(struct net_device *dev, + struct iw_request_info *info, + u32 *mode, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int err = -EINPROGRESS; /* Call commit handler */ + unsigned long flags; - rrq->length = sizeof(range); + if (priv->iw_mode == *mode) + return 0; if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - mode = priv->iw_mode; + switch (*mode) { + case IW_MODE_ADHOC: + if (!priv->has_ibss && !priv->has_port3) + err = -EOPNOTSUPP; + break; + + case IW_MODE_INFRA: + break; + + case IW_MODE_MONITOR: + if (priv->broken_monitor && !force_monitor) { + printk(KERN_WARNING "%s: Monitor mode support is " + "buggy in this firmware, not enabling\n", + dev->name); + err = -EOPNOTSUPP; + } + break; + + default: + err = -EOPNOTSUPP; + break; + } + + if (err == -EINPROGRESS) { + priv->iw_mode = *mode; + set_port_type(priv); + } + orinoco_unlock(priv, &flags); - memset(&range, 0, sizeof(range)); + return err; +} + +static int orinoco_ioctl_getmode(struct net_device *dev, + struct iw_request_info *info, + u32 *mode, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + + *mode = priv->iw_mode; + return 0; +} + +static int orinoco_ioctl_getiwrange(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *rrq, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int err = 0; + struct iw_range *range = (struct iw_range *) extra; + int numrates; + int i, k; + + TRACE_ENTER(dev->name); - /* Much of this shamelessly taken from wvlan_cs.c. No idea - * what it all means -dgibson */ - range.we_version_compiled = WIRELESS_EXT; - range.we_version_source = 11; + rrq->length = sizeof(struct iw_range); + memset(range, 0, sizeof(struct iw_range)); - range.min_nwid = range.max_nwid = 0; /* We don't use nwids */ + range->we_version_compiled = WIRELESS_EXT; + range->we_version_source = 14; /* Set available channels/frequencies */ - range.num_channels = NUM_CHANNELS; + range->num_channels = NUM_CHANNELS; k = 0; for (i = 0; i < NUM_CHANNELS; i++) { if (priv->channel_mask & (1 << i)) { - range.freq[k].i = i + 1; - range.freq[k].m = channel_frequency[i] * 100000; - range.freq[k].e = 1; + range->freq[k].i = i + 1; + range->freq[k].m = channel_frequency[i] * 100000; + range->freq[k].e = 1; k++; } if (k >= IW_MAX_FREQUENCIES) break; } - range.num_frequency = k; + range->num_frequency = k; + range->sensitivity = 3; - range.sensitivity = 3; + if (priv->has_wep) { + range->max_encoding_tokens = ORINOCO_MAX_KEYS; + range->encoding_size[0] = SMALL_KEY_SIZE; + range->num_encoding_sizes = 1; - if ((mode == IW_MODE_ADHOC) && (priv->spy_number == 0)){ + if (priv->has_big_wep) { + range->encoding_size[1] = LARGE_KEY_SIZE; + range->num_encoding_sizes = 2; + } + } + + if ((priv->iw_mode == IW_MODE_ADHOC) && (priv->spy_number == 0)){ /* Quality stats meaningless in ad-hoc mode */ - range.max_qual.qual = 0; - range.max_qual.level = 0; - range.max_qual.noise = 0; - range.avg_qual.qual = 0; - range.avg_qual.level = 0; - range.avg_qual.noise = 0; } else { - range.max_qual.qual = 0x8b - 0x2f; - range.max_qual.level = 0x2f - 0x95 - 1; - range.max_qual.noise = 0x2f - 0x95 - 1; + range->max_qual.qual = 0x8b - 0x2f; + range->max_qual.level = 0x2f - 0x95 - 1; + range->max_qual.noise = 0x2f - 0x95 - 1; /* Need to get better values */ - range.avg_qual.qual = 0x24; - range.avg_qual.level = 0xC2; - range.avg_qual.noise = 0x9E; + range->avg_qual.qual = 0x24; + range->avg_qual.level = 0xC2; + range->avg_qual.noise = 0x9E; } err = orinoco_hw_get_bitratelist(priv, &numrates, - range.bitrate, IW_MAX_BITRATES); + range->bitrate, IW_MAX_BITRATES); if (err) return err; - range.num_bitrates = numrates; - + range->num_bitrates = numrates; + /* Set an indication of the max TCP throughput in bit/s that we can * expect using this interface. May be use for QoS stuff... * Jean II */ - if(numrates > 2) - range.throughput = 5 * 1000 * 1000; /* ~5 Mb/s */ + if (numrates > 2) + range->throughput = 5 * 1000 * 1000; /* ~5 Mb/s */ else - range.throughput = 1.5 * 1000 * 1000; /* ~1.5 Mb/s */ - - range.min_rts = 0; - range.max_rts = 2347; - range.min_frag = 256; - range.max_frag = 2346; - - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - if (priv->has_wep) { - range.max_encoding_tokens = ORINOCO_MAX_KEYS; - - range.encoding_size[0] = SMALL_KEY_SIZE; - range.num_encoding_sizes = 1; - - if (priv->has_big_wep) { - range.encoding_size[1] = LARGE_KEY_SIZE; - range.num_encoding_sizes = 2; - } - } else { - range.num_encoding_sizes = 0; - range.max_encoding_tokens = 0; - } - orinoco_unlock(priv, &flags); - - range.min_pmp = 0; - range.max_pmp = 65535000; - range.min_pmt = 0; - range.max_pmt = 65535 * 1000; /* ??? */ - range.pmp_flags = IW_POWER_PERIOD; - range.pmt_flags = IW_POWER_TIMEOUT; - range.pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R; - - range.num_txpower = 1; - range.txpower[0] = 15; /* 15dBm */ - range.txpower_capa = IW_TXPOW_DBM; - - range.retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; - range.retry_flags = IW_RETRY_LIMIT; - range.r_time_flags = IW_RETRY_LIFETIME; - range.min_retry = 0; - range.max_retry = 65535; /* ??? */ - range.min_r_time = 0; - range.max_r_time = 65535 * 1000; /* ??? */ - - if (copy_to_user(rrq->pointer, &range, sizeof(range))) - return -EFAULT; + range->throughput = 1.5 * 1000 * 1000; /* ~1.5 Mb/s */ + + range->min_rts = 0; + range->max_rts = 2347; + range->min_frag = 256; + range->max_frag = 2346; + + range->min_pmp = 0; + range->max_pmp = 65535000; + range->min_pmt = 0; + range->max_pmt = 65535 * 1000; /* ??? */ + range->pmp_flags = IW_POWER_PERIOD; + range->pmt_flags = IW_POWER_TIMEOUT; + range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R; + + range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; + range->retry_flags = IW_RETRY_LIMIT; + range->r_time_flags = IW_RETRY_LIFETIME; + range->min_retry = 0; + range->max_retry = 65535; /* ??? */ + range->min_r_time = 0; + range->max_r_time = 65535 * 1000; /* ??? */ TRACE_EXIT(dev->name); return 0; } -static int orinoco_ioctl_setiwencode(struct net_device *dev, struct iw_point *erq) +static int orinoco_ioctl_setiwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, + char *keybuf) { struct orinoco_private *priv = netdev_priv(dev); int index = (erq->flags & IW_ENCODE_INDEX) - 1; @@ -2774,8 +2887,7 @@ static int orinoco_ioctl_setiwencode(struct net_device *dev, struct iw_point *er int enable = priv->wep_on; int restricted = priv->wep_restrict; u16 xlen = 0; - int err = 0; - char keybuf[ORINOCO_MAX_KEY_SIZE]; + int err = -EINPROGRESS; /* Call commit handler */ unsigned long flags; if (! priv->has_wep) @@ -2788,9 +2900,6 @@ static int orinoco_ioctl_setiwencode(struct net_device *dev, struct iw_point *er if ( (erq->length > SMALL_KEY_SIZE) && !priv->has_big_wep ) return -E2BIG; - - if (copy_from_user(keybuf, erq->pointer, erq->length)) - return -EFAULT; } if (orinoco_lock(priv, &flags) != 0) @@ -2864,12 +2973,14 @@ static int orinoco_ioctl_setiwencode(struct net_device *dev, struct iw_point *er return err; } -static int orinoco_ioctl_getiwencode(struct net_device *dev, struct iw_point *erq) +static int orinoco_ioctl_getiwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, + char *keybuf) { struct orinoco_private *priv = netdev_priv(dev); int index = (erq->flags & IW_ENCODE_INDEX) - 1; u16 xlen = 0; - char keybuf[ORINOCO_MAX_KEY_SIZE]; unsigned long flags; if (! priv->has_wep) @@ -2898,51 +3009,47 @@ static int orinoco_ioctl_getiwencode(struct net_device *dev, struct iw_point *er memcpy(keybuf, priv->keys[index].data, ORINOCO_MAX_KEY_SIZE); orinoco_unlock(priv, &flags); - - if (erq->pointer) { - if (copy_to_user(erq->pointer, keybuf, xlen)) - return -EFAULT; - } - return 0; } -static int orinoco_ioctl_setessid(struct net_device *dev, struct iw_point *erq) +static int orinoco_ioctl_setessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, + char *essidbuf) { struct orinoco_private *priv = netdev_priv(dev); - char essidbuf[IW_ESSID_MAX_SIZE+1]; unsigned long flags; /* Note : ESSID is ignored in Ad-Hoc demo mode, but we can set it * anyway... - Jean II */ - memset(&essidbuf, 0, sizeof(essidbuf)); - - if (erq->flags) { - /* iwconfig includes the NUL in the specified length */ - if (erq->length > IW_ESSID_MAX_SIZE+1) - return -E2BIG; - - if (copy_from_user(&essidbuf, erq->pointer, erq->length)) - return -EFAULT; - - essidbuf[IW_ESSID_MAX_SIZE] = '\0'; - } + /* Hum... Should not use Wireless Extension constant (may change), + * should use our own... - Jean II */ + if (erq->length > IW_ESSID_MAX_SIZE) + return -E2BIG; if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - memcpy(priv->desired_essid, essidbuf, sizeof(priv->desired_essid)); + /* NULL the string (for NULL termination & ESSID = ANY) - Jean II */ + memset(priv->desired_essid, 0, sizeof(priv->desired_essid)); + + /* If not ANY, get the new ESSID */ + if (erq->flags) { + memcpy(priv->desired_essid, essidbuf, erq->length); + } orinoco_unlock(priv, &flags); - return 0; + return -EINPROGRESS; /* Call commit handler */ } -static int orinoco_ioctl_getessid(struct net_device *dev, struct iw_point *erq) +static int orinoco_ioctl_getessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, + char *essidbuf) { struct orinoco_private *priv = netdev_priv(dev); - char essidbuf[IW_ESSID_MAX_SIZE+1]; int active; int err = 0; unsigned long flags; @@ -2956,51 +3063,46 @@ static int orinoco_ioctl_getessid(struct net_device *dev, struct iw_point *erq) } else { if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - memcpy(essidbuf, priv->desired_essid, sizeof(essidbuf)); + memcpy(essidbuf, priv->desired_essid, IW_ESSID_MAX_SIZE + 1); orinoco_unlock(priv, &flags); } erq->flags = 1; erq->length = strlen(essidbuf) + 1; - if (erq->pointer) - if (copy_to_user(erq->pointer, essidbuf, erq->length)) - return -EFAULT; TRACE_EXIT(dev->name); return 0; } -static int orinoco_ioctl_setnick(struct net_device *dev, struct iw_point *nrq) +static int orinoco_ioctl_setnick(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *nrq, + char *nickbuf) { struct orinoco_private *priv = netdev_priv(dev); - char nickbuf[IW_ESSID_MAX_SIZE+1]; unsigned long flags; if (nrq->length > IW_ESSID_MAX_SIZE) return -E2BIG; - memset(nickbuf, 0, sizeof(nickbuf)); - - if (copy_from_user(nickbuf, nrq->pointer, nrq->length)) - return -EFAULT; - - nickbuf[nrq->length] = '\0'; - if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - memcpy(priv->nick, nickbuf, sizeof(priv->nick)); + memset(priv->nick, 0, sizeof(priv->nick)); + memcpy(priv->nick, nickbuf, nrq->length); orinoco_unlock(priv, &flags); - return 0; + return -EINPROGRESS; /* Call commit handler */ } -static int orinoco_ioctl_getnick(struct net_device *dev, struct iw_point *nrq) +static int orinoco_ioctl_getnick(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *nrq, + char *nickbuf) { struct orinoco_private *priv = netdev_priv(dev); - char nickbuf[IW_ESSID_MAX_SIZE+1]; unsigned long flags; if (orinoco_lock(priv, &flags) != 0) @@ -3011,23 +3113,22 @@ static int orinoco_ioctl_getnick(struct net_device *dev, struct iw_point *nrq) nrq->length = strlen(nickbuf)+1; - if (copy_to_user(nrq->pointer, nickbuf, sizeof(nickbuf))) - return -EFAULT; - return 0; } -static int orinoco_ioctl_setfreq(struct net_device *dev, struct iw_freq *frq) +static int orinoco_ioctl_setfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *frq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); int chan = -1; unsigned long flags; + int err = -EINPROGRESS; /* Call commit handler */ - /* We can only use this in Ad-Hoc demo mode to set the operating - * frequency, or in IBSS mode to set the frequency where the IBSS - * will be created - Jean II */ - if (priv->iw_mode != IW_MODE_ADHOC) - return -EOPNOTSUPP; + /* In infrastructure mode the AP sets the channel */ + if (priv->iw_mode == IW_MODE_INFRA) + return -EBUSY; if ( (frq->e == 0) && (frq->m <= 1000) ) { /* Setting by channel number */ @@ -3051,13 +3152,44 @@ static int orinoco_ioctl_setfreq(struct net_device *dev, struct iw_freq *frq) if (orinoco_lock(priv, &flags) != 0) return -EBUSY; + priv->channel = chan; + if (priv->iw_mode == IW_MODE_MONITOR) { + /* Fast channel change - no commit if successful */ + hermes_t *hw = &priv->hw; + err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + HERMES_TEST_SET_CHANNEL, + chan, NULL); + } orinoco_unlock(priv, &flags); + return err; +} + +static int orinoco_ioctl_getfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *frq, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int tmp; + + /* Locking done in there */ + tmp = orinoco_hw_get_freq(priv); + if (tmp < 0) { + return tmp; + } + + frq->m = tmp; + frq->e = 1; + return 0; } -static int orinoco_ioctl_getsens(struct net_device *dev, struct iw_param *srq) +static int orinoco_ioctl_getsens(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *srq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; @@ -3083,7 +3215,10 @@ static int orinoco_ioctl_getsens(struct net_device *dev, struct iw_param *srq) return 0; } -static int orinoco_ioctl_setsens(struct net_device *dev, struct iw_param *srq) +static int orinoco_ioctl_setsens(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *srq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); int val = srq->value; @@ -3100,10 +3235,13 @@ static int orinoco_ioctl_setsens(struct net_device *dev, struct iw_param *srq) priv->ap_density = val; orinoco_unlock(priv, &flags); - return 0; + return -EINPROGRESS; /* Call commit handler */ } -static int orinoco_ioctl_setrts(struct net_device *dev, struct iw_param *rrq) +static int orinoco_ioctl_setrts(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); int val = rrq->value; @@ -3121,13 +3259,30 @@ static int orinoco_ioctl_setrts(struct net_device *dev, struct iw_param *rrq) priv->rts_thresh = val; orinoco_unlock(priv, &flags); + return -EINPROGRESS; /* Call commit handler */ +} + +static int orinoco_ioctl_getrts(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + + rrq->value = priv->rts_thresh; + rrq->disabled = (rrq->value == 2347); + rrq->fixed = 1; + return 0; } -static int orinoco_ioctl_setfrag(struct net_device *dev, struct iw_param *frq) +static int orinoco_ioctl_setfrag(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *frq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int err = 0; + int err = -EINPROGRESS; /* Call commit handler */ unsigned long flags; if (orinoco_lock(priv, &flags) != 0) @@ -3159,11 +3314,14 @@ static int orinoco_ioctl_setfrag(struct net_device *dev, struct iw_param *frq) return err; } -static int orinoco_ioctl_getfrag(struct net_device *dev, struct iw_param *frq) +static int orinoco_ioctl_getfrag(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *frq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; - int err = 0; + int err; u16 val; unsigned long flags; @@ -3196,10 +3354,12 @@ static int orinoco_ioctl_getfrag(struct net_device *dev, struct iw_param *frq) return err; } -static int orinoco_ioctl_setrate(struct net_device *dev, struct iw_param *rrq) +static int orinoco_ioctl_setrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int err = 0; int ratemode = -1; int bitrate; /* 100s of kilobits */ int i; @@ -3235,10 +3395,13 @@ static int orinoco_ioctl_setrate(struct net_device *dev, struct iw_param *rrq) priv->bitratemode = ratemode; orinoco_unlock(priv, &flags); - return err; + return -EINPROGRESS; } -static int orinoco_ioctl_getrate(struct net_device *dev, struct iw_param *rrq) +static int orinoco_ioctl_getrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; @@ -3303,10 +3466,13 @@ static int orinoco_ioctl_getrate(struct net_device *dev, struct iw_param *rrq) return err; } -static int orinoco_ioctl_setpower(struct net_device *dev, struct iw_param *prq) +static int orinoco_ioctl_setpower(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *prq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int err = 0; + int err = -EINPROGRESS; /* Call commit handler */ unsigned long flags; if (orinoco_lock(priv, &flags) != 0) @@ -3355,7 +3521,10 @@ static int orinoco_ioctl_setpower(struct net_device *dev, struct iw_param *prq) return err; } -static int orinoco_ioctl_getpower(struct net_device *dev, struct iw_param *prq) +static int orinoco_ioctl_getpower(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *prq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; @@ -3403,7 +3572,10 @@ static int orinoco_ioctl_getpower(struct net_device *dev, struct iw_param *prq) return err; } -static int orinoco_ioctl_getretry(struct net_device *dev, struct iw_param *rrq) +static int orinoco_ioctl_getretry(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rrq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); hermes_t *hw = &priv->hw; @@ -3454,10 +3626,38 @@ static int orinoco_ioctl_getretry(struct net_device *dev, struct iw_param *rrq) return err; } -static int orinoco_ioctl_setibssport(struct net_device *dev, struct iwreq *wrq) +static int orinoco_ioctl_reset(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int val = *( (int *) wrq->u.name ); + + if (! capable(CAP_NET_ADMIN)) + return -EPERM; + + if (info->cmd == (SIOCIWFIRSTPRIV + 0x1)) { + printk(KERN_DEBUG "%s: Forcing reset!\n", dev->name); + + /* Firmware reset */ + orinoco_reset(dev); + } else { + printk(KERN_DEBUG "%s: Force scheduling reset!\n", dev->name); + + schedule_work(&priv->reset_work); + } + + return 0; +} + +static int orinoco_ioctl_setibssport(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) + +{ + struct orinoco_private *priv = netdev_priv(dev); + int val = *( (int *) extra ); unsigned long flags; if (orinoco_lock(priv, &flags) != 0) @@ -3469,28 +3669,28 @@ static int orinoco_ioctl_setibssport(struct net_device *dev, struct iwreq *wrq) set_port_type(priv); orinoco_unlock(priv, &flags); - return 0; + return -EINPROGRESS; /* Call commit handler */ } -static int orinoco_ioctl_getibssport(struct net_device *dev, struct iwreq *wrq) +static int orinoco_ioctl_getibssport(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int *val = (int *)wrq->u.name; - unsigned long flags; - - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; + int *val = (int *) extra; *val = priv->ibss_port; - orinoco_unlock(priv, &flags); - return 0; } -static int orinoco_ioctl_setport3(struct net_device *dev, struct iwreq *wrq) +static int orinoco_ioctl_setport3(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int val = *( (int *) wrq->u.name ); + int val = *( (int *) extra ); int err = 0; unsigned long flags; @@ -3519,51 +3719,131 @@ static int orinoco_ioctl_setport3(struct net_device *dev, struct iwreq *wrq) err = -EINVAL; } - if (! err) + if (! err) { /* Actually update the mode we are using */ set_port_type(priv); + err = -EINPROGRESS; + } orinoco_unlock(priv, &flags); return err; } -static int orinoco_ioctl_getport3(struct net_device *dev, struct iwreq *wrq) +static int orinoco_ioctl_getport3(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int *val = (int *) extra; + + *val = priv->prefer_port3; + return 0; +} + +static int orinoco_ioctl_setpreamble(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - int *val = (int *)wrq->u.name; unsigned long flags; + int val; + + if (! priv->has_preamble) + return -EOPNOTSUPP; + + /* 802.11b has recently defined some short preamble. + * Basically, the Phy header has been reduced in size. + * This increase performance, especially at high rates + * (the preamble is transmitted at 1Mb/s), unfortunately + * this give compatibility troubles... - Jean II */ + val = *( (int *) extra ); if (orinoco_lock(priv, &flags) != 0) return -EBUSY; - *val = priv->prefer_port3; + if (val) + priv->preamble = 1; + else + priv->preamble = 0; + orinoco_unlock(priv, &flags); + + return -EINPROGRESS; /* Call commit handler */ +} + +static int orinoco_ioctl_getpreamble(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int *val = (int *) extra; + + if (! priv->has_preamble) + return -EOPNOTSUPP; + + *val = priv->preamble; return 0; } +/* ioctl interface to hermes_read_ltv() + * To use with iwpriv, pass the RID as the token argument, e.g. + * iwpriv get_rid [0xfc00] + * At least Wireless Tools 25 is required to use iwpriv. + * For Wireless Tools 25 and 26 append "dummy" are the end. */ +static int orinoco_ioctl_getrid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + hermes_t *hw = &priv->hw; + int rid = data->flags; + u16 length; + int err; + unsigned long flags; + + /* It's a "get" function, but we don't want users to access the + * WEP key and other raw firmware data */ + if (! capable(CAP_NET_ADMIN)) + return -EPERM; + + if (rid < 0xfc00 || rid > 0xffff) + return -EINVAL; + + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; + + err = hermes_read_ltv(hw, USER_BAP, rid, MAX_RID_LEN, &length, + extra); + if (err) + goto out; + + data->length = min_t(u16, HERMES_RECLEN_TO_BYTES(length), + MAX_RID_LEN); + + out: + orinoco_unlock(priv, &flags); + return err; +} + /* Spy is used for link quality/strength measurements in Ad-Hoc mode * Jean II */ -static int orinoco_ioctl_setspy(struct net_device *dev, struct iw_point *srq) +static int orinoco_ioctl_setspy(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *srq, + char *extra) + { struct orinoco_private *priv = netdev_priv(dev); - struct sockaddr address[IW_MAX_SPY]; + struct sockaddr *address = (struct sockaddr *) extra; int number = srq->length; int i; - int err = 0; unsigned long flags; - /* Check the number of addresses */ - if (number > IW_MAX_SPY) - return -E2BIG; - - /* Get the data in the driver */ - if (srq->pointer) { - if (copy_from_user(address, srq->pointer, - sizeof(struct sockaddr) * number)) - return -EFAULT; - } - /* Make sure nobody mess with the structure while we do */ if (orinoco_lock(priv, &flags) != 0) return -EBUSY; @@ -3587,14 +3867,17 @@ static int orinoco_ioctl_setspy(struct net_device *dev, struct iw_point *srq) /* Now, let the others play */ orinoco_unlock(priv, &flags); - return err; + /* Do NOT call commit handler */ + return 0; } -static int orinoco_ioctl_getspy(struct net_device *dev, struct iw_point *srq) +static int orinoco_ioctl_getspy(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *srq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - struct sockaddr address[IW_MAX_SPY]; - struct iw_quality spy_stat[IW_MAX_SPY]; + struct sockaddr *address = (struct sockaddr *) extra; int number; int i; unsigned long flags; @@ -3603,7 +3886,12 @@ static int orinoco_ioctl_getspy(struct net_device *dev, struct iw_point *srq) return -EBUSY; number = priv->spy_number; - if ((number > 0) && (srq->pointer)) { + /* Create address struct */ + for (i = 0; i < number; i++) { + memcpy(address[i].sa_data, priv->spy_address[i], ETH_ALEN); + address[i].sa_family = AF_UNIX; + } + if (number > 0) { /* Create address struct */ for (i = 0; i < number; i++) { memcpy(address[i].sa_data, priv->spy_address[i], @@ -3614,344 +3902,503 @@ static int orinoco_ioctl_getspy(struct net_device *dev, struct iw_point *srq) /* In theory, we should disable irqs while copying the stats * because the rx path might update it in the middle... * Bah, who care ? - Jean II */ - memcpy(&spy_stat, priv->spy_stat, - sizeof(struct iw_quality) * IW_MAX_SPY); - for (i=0; i < number; i++) - priv->spy_stat[i].updated = 0; + memcpy(extra + (sizeof(struct sockaddr) * number), + priv->spy_stat, sizeof(struct iw_quality) * number); } + /* Reset updated flags. */ + for (i = 0; i < number; i++) + priv->spy_stat[i].updated = 0; orinoco_unlock(priv, &flags); - /* Push stuff to user space */ srq->length = number; - if(copy_to_user(srq->pointer, address, - sizeof(struct sockaddr) * number)) - return -EFAULT; - if(copy_to_user(srq->pointer + (sizeof(struct sockaddr)*number), - &spy_stat, sizeof(struct iw_quality) * number)) - return -EFAULT; return 0; } -static int -orinoco_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +/* Trigger a scan (look for other cells in the vicinity */ +static int orinoco_ioctl_setscan(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *srq, + char *extra) { struct orinoco_private *priv = netdev_priv(dev); - struct iwreq *wrq = (struct iwreq *)rq; + hermes_t *hw = &priv->hw; int err = 0; - int tmp; - int changed = 0; unsigned long flags; - TRACE_ENTER(dev->name); + /* Note : you may have realised that, as this is a SET operation, + * this is priviledged and therefore a normal user can't + * perform scanning. + * This is not an error, while the device perform scanning, + * traffic doesn't flow, so it's a perfect DoS... + * Jean II */ - /* In theory, we could allow most of the the SET stuff to be - * done. In practice, the lapse of time at startup when the - * card is not ready is very short, so why bother... Note - * that netif_device_present is different from up/down - * (ifconfig), when the device is not yet up, it is usually - * already ready... Jean II */ - if (! netif_device_present(dev)) - return -ENODEV; + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; - switch (cmd) { - case SIOCGIWNAME: - strcpy(wrq->u.name, "IEEE 802.11-DS"); - break; - - case SIOCGIWAP: - wrq->u.ap_addr.sa_family = ARPHRD_ETHER; - err = orinoco_hw_get_bssid(priv, wrq->u.ap_addr.sa_data); - break; + /* Scanning with port 0 disabled would fail */ + if (!netif_running(dev)) { + err = -ENETDOWN; + goto out; + } - case SIOCGIWRANGE: - err = orinoco_ioctl_getiwrange(dev, &wrq->u.data); - break; + /* In monitor mode, the scan results are always empty. + * Probe responses are passed to the driver as received + * frames and could be processed in software. */ + if (priv->iw_mode == IW_MODE_MONITOR) { + err = -EOPNOTSUPP; + goto out; + } - case SIOCSIWMODE: - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - switch (wrq->u.mode) { - case IW_MODE_ADHOC: - if (! (priv->has_ibss || priv->has_port3) ) - err = -EINVAL; - else { - priv->iw_mode = IW_MODE_ADHOC; - changed = 1; - } - break; + /* Note : because we don't lock out the irq handler, the way + * we access scan variables in priv is critical. + * o scan_inprogress : not touched by irq handler + * o scan_mode : not touched by irq handler + * o scan_result : irq is strict producer, non-irq is strict + * consumer. + * o scan_len : synchronised with scan_result + * Before modifying anything on those variables, please think hard ! + * Jean II */ - case IW_MODE_INFRA: - priv->iw_mode = IW_MODE_INFRA; - changed = 1; - break; + /* If there is still some left-over scan results, get rid of it */ + if (priv->scan_result != NULL) { + /* What's likely is that a client did crash or was killed + * between triggering the scan request and reading the + * results, so we need to reset everything. + * Some clients that are too slow may suffer from that... + * Jean II */ + kfree(priv->scan_result); + priv->scan_result = NULL; + } - default: - err = -EINVAL; - break; - } - set_port_type(priv); - orinoco_unlock(priv, &flags); - break; + /* Save flags */ + priv->scan_mode = srq->flags; - case SIOCGIWMODE: - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - wrq->u.mode = priv->iw_mode; - orinoco_unlock(priv, &flags); - break; + /* Always trigger scanning, even if it's in progress. + * This way, if the info frame get lost, we will recover somewhat + * gracefully - Jean II */ - case SIOCSIWENCODE: - err = orinoco_ioctl_setiwencode(dev, &wrq->u.encoding); - if (! err) - changed = 1; + if (priv->has_hostscan) { + switch (priv->firmware_type) { + case FIRMWARE_TYPE_SYMBOL: + err = hermes_write_wordrec(hw, USER_BAP, + HERMES_RID_CNFHOSTSCAN_SYMBOL, + HERMES_HOSTSCAN_SYMBOL_ONCE | + HERMES_HOSTSCAN_SYMBOL_BCAST); + break; + case FIRMWARE_TYPE_INTERSIL: { + u16 req[3]; + + req[0] = cpu_to_le16(0x3fff); /* All channels */ + req[1] = cpu_to_le16(0x0001); /* rate 1 Mbps */ + req[2] = 0; /* Any ESSID */ + err = HERMES_WRITE_RECORD(hw, USER_BAP, + HERMES_RID_CNFHOSTSCAN, &req); + } break; + case FIRMWARE_TYPE_AGERE: + err = hermes_write_wordrec(hw, USER_BAP, + HERMES_RID_CNFSCANSSID_AGERE, + 0); /* Any ESSID */ + if (err) + break; - case SIOCGIWENCODE: - if (! capable(CAP_NET_ADMIN)) { - err = -EPERM; + err = hermes_inquire(hw, HERMES_INQ_SCAN); break; } + } else + err = hermes_inquire(hw, HERMES_INQ_SCAN); - err = orinoco_ioctl_getiwencode(dev, &wrq->u.encoding); - break; - - case SIOCSIWESSID: - err = orinoco_ioctl_setessid(dev, &wrq->u.essid); - if (! err) - changed = 1; - break; + /* One more client */ + if (! err) + priv->scan_inprogress = 1; - case SIOCGIWESSID: - err = orinoco_ioctl_getessid(dev, &wrq->u.essid); - break; + out: + orinoco_unlock(priv, &flags); + return err; +} - case SIOCSIWNICKN: - err = orinoco_ioctl_setnick(dev, &wrq->u.data); - if (! err) - changed = 1; - break; +/* Translate scan data returned from the card to a card independant + * format that the Wireless Tools will understand - Jean II */ +static inline int orinoco_translate_scan(struct net_device *dev, + char *buffer, + char *scan, + int scan_len) +{ + struct orinoco_private *priv = netdev_priv(dev); + int offset; /* In the scan data */ + union hermes_scan_info *atom; + int atom_len; + u16 capabilities; + u16 channel; + struct iw_event iwe; /* Temporary buffer */ + char * current_ev = buffer; + char * end_buf = buffer + IW_SCAN_MAX_DATA; - case SIOCGIWNICKN: - err = orinoco_ioctl_getnick(dev, &wrq->u.data); + switch (priv->firmware_type) { + case FIRMWARE_TYPE_AGERE: + atom_len = sizeof(struct agere_scan_apinfo); + offset = 0; break; - - case SIOCGIWFREQ: - tmp = orinoco_hw_get_freq(priv); - if (tmp < 0) { - err = tmp; - } else { - wrq->u.freq.m = tmp; - wrq->u.freq.e = 1; - } + case FIRMWARE_TYPE_SYMBOL: + /* Lack of documentation necessitates this hack. + * Different firmwares have 68 or 76 byte long atoms. + * We try modulo first. If the length divides by both, + * we check what would be the channel in the second + * frame for a 68-byte atom. 76-byte atoms have 0 there. + * Valid channel cannot be 0. */ + if (scan_len % 76) + atom_len = 68; + else if (scan_len % 68) + atom_len = 76; + else if (scan_len >= 1292 && scan[68] == 0) + atom_len = 76; + else + atom_len = 68; + offset = 0; break; - - case SIOCSIWFREQ: - err = orinoco_ioctl_setfreq(dev, &wrq->u.freq); - if (! err) - changed = 1; + case FIRMWARE_TYPE_INTERSIL: + offset = 4; + if (priv->has_hostscan) + atom_len = scan[0] + (scan[1] << 8); + else + atom_len = offsetof(struct prism2_scan_apinfo, atim); break; + default: + return 0; + } - case SIOCGIWSENS: - err = orinoco_ioctl_getsens(dev, &wrq->u.sens); - break; + /* Check that we got an whole number of atoms */ + if ((scan_len - offset) % atom_len) { + printk(KERN_ERR "%s: Unexpected scan data length %d, " + "atom_len %d, offset %d\n", dev->name, scan_len, + atom_len, offset); + return 0; + } - case SIOCSIWSENS: - err = orinoco_ioctl_setsens(dev, &wrq->u.sens); - if (! err) - changed = 1; - break; + /* Read the entries one by one */ + for (; offset + atom_len <= scan_len; offset += atom_len) { + /* Get next atom */ + atom = (union hermes_scan_info *) (scan + offset); + + /* First entry *MUST* be the AP MAC address */ + iwe.cmd = SIOCGIWAP; + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(iwe.u.ap_addr.sa_data, atom->a.bssid, ETH_ALEN); + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN); + + /* Other entries will be displayed in the order we give them */ + + /* Add the ESSID */ + iwe.u.data.length = le16_to_cpu(atom->a.essid_len); + if (iwe.u.data.length > 32) + iwe.u.data.length = 32; + iwe.cmd = SIOCGIWESSID; + iwe.u.data.flags = 1; + current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, atom->a.essid); + + /* Add mode */ + iwe.cmd = SIOCGIWMODE; + capabilities = le16_to_cpu(atom->a.capabilities); + if (capabilities & 0x3) { + if (capabilities & 0x1) + iwe.u.mode = IW_MODE_MASTER; + else + iwe.u.mode = IW_MODE_ADHOC; + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN); + } - case SIOCGIWRTS: - wrq->u.rts.value = priv->rts_thresh; - wrq->u.rts.disabled = (wrq->u.rts.value == 2347); - wrq->u.rts.fixed = 1; - break; + channel = atom->s.channel; + if ( (channel >= 1) && (channel <= NUM_CHANNELS) ) { + /* Add frequency */ + iwe.cmd = SIOCGIWFREQ; + iwe.u.freq.m = channel_frequency[channel-1] * 100000; + iwe.u.freq.e = 1; + current_ev = iwe_stream_add_event(current_ev, end_buf, + &iwe, IW_EV_FREQ_LEN); + } - case SIOCSIWRTS: - err = orinoco_ioctl_setrts(dev, &wrq->u.rts); - if (! err) - changed = 1; - break; + /* Add quality statistics */ + iwe.cmd = IWEVQUAL; + iwe.u.qual.updated = 0x10; /* no link quality */ + iwe.u.qual.level = (__u8) le16_to_cpu(atom->a.level) - 0x95; + iwe.u.qual.noise = (__u8) le16_to_cpu(atom->a.noise) - 0x95; + /* Wireless tools prior to 27.pre22 will show link quality + * anyway, so we provide a reasonable value. */ + if (iwe.u.qual.level > iwe.u.qual.noise) + iwe.u.qual.qual = iwe.u.qual.level - iwe.u.qual.noise; + else + iwe.u.qual.qual = 0; + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN); - case SIOCSIWFRAG: - err = orinoco_ioctl_setfrag(dev, &wrq->u.frag); - if (! err) - changed = 1; - break; + /* Add encryption capability */ + iwe.cmd = SIOCGIWENCODE; + if (capabilities & 0x10) + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + else + iwe.u.data.flags = IW_ENCODE_DISABLED; + iwe.u.data.length = 0; + current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, atom->a.essid); + + /* Bit rate is not available in Lucent/Agere firmwares */ + if (priv->firmware_type != FIRMWARE_TYPE_AGERE) { + char * current_val = current_ev + IW_EV_LCP_LEN; + int i; + int step; + + if (priv->firmware_type == FIRMWARE_TYPE_SYMBOL) + step = 2; + else + step = 1; + + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + /* Max 10 values */ + for (i = 0; i < 10; i += step) { + /* NULL terminated */ + if (atom->p.rates[i] == 0x0) + break; + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe.u.bitrate.value = ((atom->p.rates[i] & 0x7f) * 500000); + current_val = iwe_stream_add_value(current_ev, current_val, + end_buf, &iwe, + IW_EV_PARAM_LEN); + } + /* Check if we added any event */ + if ((current_val - current_ev) > IW_EV_LCP_LEN) + current_ev = current_val; + } - case SIOCGIWFRAG: - err = orinoco_ioctl_getfrag(dev, &wrq->u.frag); - break; + /* The other data in the scan result are not really + * interesting, so for now drop it - Jean II */ + } + return current_ev - buffer; +} - case SIOCSIWRATE: - err = orinoco_ioctl_setrate(dev, &wrq->u.bitrate); - if (! err) - changed = 1; - break; +/* Return results of a scan */ +static int orinoco_ioctl_getscan(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *srq, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + int err = 0; + unsigned long flags; - case SIOCGIWRATE: - err = orinoco_ioctl_getrate(dev, &wrq->u.bitrate); - break; + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; - case SIOCSIWPOWER: - err = orinoco_ioctl_setpower(dev, &wrq->u.power); - if (! err) - changed = 1; - break; + /* If no results yet, ask to try again later */ + if (priv->scan_result == NULL) { + if (priv->scan_inprogress) + /* Important note : we don't want to block the caller + * until results are ready for various reasons. + * First, managing wait queues is complex and racy. + * Second, we grab some rtnetlink lock before comming + * here (in dev_ioctl()). + * Third, we generate an Wireless Event, so the + * caller can wait itself on that - Jean II */ + err = -EAGAIN; + else + /* Client error, no scan results... + * The caller need to restart the scan. */ + err = -ENODATA; + } else { + /* We have some results to push back to user space */ + + /* Translate to WE format */ + srq->length = orinoco_translate_scan(dev, extra, + priv->scan_result, + priv->scan_len); + + /* Return flags */ + srq->flags = (__u16) priv->scan_mode; + + /* Results are here, so scan no longer in progress */ + priv->scan_inprogress = 0; + + /* In any case, Scan results will be cleaned up in the + * reset function and when exiting the driver. + * The person triggering the scanning may never come to + * pick the results, so we need to do it in those places. + * Jean II */ + +#ifdef SCAN_SINGLE_READ + /* If you enable this option, only one client (the first + * one) will be able to read the result (and only one + * time). If there is multiple concurent clients that + * want to read scan results, this behavior is not + * advisable - Jean II */ + kfree(priv->scan_result); + priv->scan_result = NULL; +#endif /* SCAN_SINGLE_READ */ + /* Here, if too much time has elapsed since last scan, + * we may want to clean up scan results... - Jean II */ + } + + orinoco_unlock(priv, &flags); + return err; +} - case SIOCGIWPOWER: - err = orinoco_ioctl_getpower(dev, &wrq->u.power); - break; +/* Commit handler, called after set operations */ +static int orinoco_ioctl_commit(struct net_device *dev, + struct iw_request_info *info, + void *wrqu, + char *extra) +{ + struct orinoco_private *priv = netdev_priv(dev); + struct hermes *hw = &priv->hw; + unsigned long flags; + int err = 0; - case SIOCGIWTXPOW: - /* The card only supports one tx power, so this is easy */ - wrq->u.txpower.value = 15; /* dBm */ - wrq->u.txpower.fixed = 1; - wrq->u.txpower.disabled = 0; - wrq->u.txpower.flags = IW_TXPOW_DBM; - break; + if (!priv->open) + return 0; - case SIOCSIWRETRY: - err = -EOPNOTSUPP; - break; + if (priv->broken_disableport) { + orinoco_reset(dev); + return 0; + } - case SIOCGIWRETRY: - err = orinoco_ioctl_getretry(dev, &wrq->u.retry); - break; + if (orinoco_lock(priv, &flags) != 0) + return err; - case SIOCSIWSPY: - err = orinoco_ioctl_setspy(dev, &wrq->u.data); - break; + err = hermes_disable_port(hw, 0); + if (err) { + printk(KERN_WARNING "%s: Unable to disable port " + "while reconfiguring card\n", dev->name); + priv->broken_disableport = 1; + goto out; + } - case SIOCGIWSPY: - err = orinoco_ioctl_getspy(dev, &wrq->u.data); - break; + err = __orinoco_program_rids(dev); + if (err) { + printk(KERN_WARNING "%s: Unable to reconfigure card\n", + dev->name); + goto out; + } - case SIOCGIWPRIV: - if (wrq->u.data.pointer) { - struct iw_priv_args privtab[] = { - { SIOCIWFIRSTPRIV + 0x0, 0, 0, "force_reset" }, - { SIOCIWFIRSTPRIV + 0x1, 0, 0, "card_reset" }, - { SIOCIWFIRSTPRIV + 0x2, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - 0, "set_port3" }, - { SIOCIWFIRSTPRIV + 0x3, 0, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "get_port3" }, - { SIOCIWFIRSTPRIV + 0x4, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - 0, "set_preamble" }, - { SIOCIWFIRSTPRIV + 0x5, 0, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "get_preamble" }, - { SIOCIWFIRSTPRIV + 0x6, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - 0, "set_ibssport" }, - { SIOCIWFIRSTPRIV + 0x7, 0, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - "get_ibssport" }, - }; - - wrq->u.data.length = sizeof(privtab) / sizeof(privtab[0]); - if (copy_to_user(wrq->u.data.pointer, privtab, sizeof(privtab))) - err = -EFAULT; - } - break; - - case SIOCIWFIRSTPRIV + 0x0: /* force_reset */ - case SIOCIWFIRSTPRIV + 0x1: /* card_reset */ - if (! capable(CAP_NET_ADMIN)) { - err = -EPERM; - break; - } - - printk(KERN_DEBUG "%s: Force scheduling reset!\n", dev->name); + err = hermes_enable_port(hw, 0); + if (err) { + printk(KERN_WARNING "%s: Unable to enable port while reconfiguring card\n", + dev->name); + goto out; + } + out: + if (err) { + printk(KERN_WARNING "%s: Resetting instead...\n", dev->name); schedule_work(&priv->reset_work); - break; - - case SIOCIWFIRSTPRIV + 0x2: /* set_port3 */ - if (! capable(CAP_NET_ADMIN)) { - err = -EPERM; - break; - } - - err = orinoco_ioctl_setport3(dev, wrq); - if (! err) - changed = 1; - break; + err = 0; + } - case SIOCIWFIRSTPRIV + 0x3: /* get_port3 */ - err = orinoco_ioctl_getport3(dev, wrq); - break; + orinoco_unlock(priv, &flags); + return err; +} - case SIOCIWFIRSTPRIV + 0x4: /* set_preamble */ - if (! capable(CAP_NET_ADMIN)) { - err = -EPERM; - break; - } +static const struct iw_priv_args orinoco_privtab[] = { + { SIOCIWFIRSTPRIV + 0x0, 0, 0, "force_reset" }, + { SIOCIWFIRSTPRIV + 0x1, 0, 0, "card_reset" }, + { SIOCIWFIRSTPRIV + 0x2, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, "set_port3" }, + { SIOCIWFIRSTPRIV + 0x3, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "get_port3" }, + { SIOCIWFIRSTPRIV + 0x4, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, "set_preamble" }, + { SIOCIWFIRSTPRIV + 0x5, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "get_preamble" }, + { SIOCIWFIRSTPRIV + 0x6, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, "set_ibssport" }, + { SIOCIWFIRSTPRIV + 0x7, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "get_ibssport" }, + { SIOCIWFIRSTPRIV + 0x9, 0, IW_PRIV_TYPE_BYTE | MAX_RID_LEN, + "get_rid" }, +}; - /* 802.11b has recently defined some short preamble. - * Basically, the Phy header has been reduced in size. - * This increase performance, especially at high rates - * (the preamble is transmitted at 1Mb/s), unfortunately - * this give compatibility troubles... - Jean II */ - if(priv->has_preamble) { - int val = *( (int *) wrq->u.name ); - - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - if (val) - priv->preamble = 1; - else - priv->preamble = 0; - orinoco_unlock(priv, &flags); - changed = 1; - } else - err = -EOPNOTSUPP; - break; - case SIOCIWFIRSTPRIV + 0x5: /* get_preamble */ - if(priv->has_preamble) { - int *val = (int *)wrq->u.name; +/* + * Structures to export the Wireless Handlers + */ - if (orinoco_lock(priv, &flags) != 0) - return -EBUSY; - *val = priv->preamble; - orinoco_unlock(priv, &flags); - } else - err = -EOPNOTSUPP; - break; - case SIOCIWFIRSTPRIV + 0x6: /* set_ibssport */ - if (! capable(CAP_NET_ADMIN)) { - err = -EPERM; - break; - } +static const iw_handler orinoco_handler[] = { + [SIOCSIWCOMMIT-SIOCIWFIRST] (iw_handler) orinoco_ioctl_commit, + [SIOCGIWNAME -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getname, + [SIOCSIWFREQ -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setfreq, + [SIOCGIWFREQ -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getfreq, + [SIOCSIWMODE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setmode, + [SIOCGIWMODE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getmode, + [SIOCSIWSENS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setsens, + [SIOCGIWSENS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getsens, + [SIOCGIWRANGE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getiwrange, + [SIOCSIWSPY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setspy, + [SIOCGIWSPY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getspy, + [SIOCSIWAP -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setwap, + [SIOCGIWAP -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getwap, + [SIOCSIWSCAN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setscan, + [SIOCGIWSCAN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getscan, + [SIOCSIWESSID -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setessid, + [SIOCGIWESSID -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getessid, + [SIOCSIWNICKN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setnick, + [SIOCGIWNICKN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getnick, + [SIOCSIWRATE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setrate, + [SIOCGIWRATE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getrate, + [SIOCSIWRTS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setrts, + [SIOCGIWRTS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getrts, + [SIOCSIWFRAG -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setfrag, + [SIOCGIWFRAG -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getfrag, + [SIOCGIWRETRY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getretry, + [SIOCSIWENCODE-SIOCIWFIRST] (iw_handler) orinoco_ioctl_setiwencode, + [SIOCGIWENCODE-SIOCIWFIRST] (iw_handler) orinoco_ioctl_getiwencode, + [SIOCSIWPOWER -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setpower, + [SIOCGIWPOWER -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getpower, +}; - err = orinoco_ioctl_setibssport(dev, wrq); - if (! err) - changed = 1; - break; - case SIOCIWFIRSTPRIV + 0x7: /* get_ibssport */ - err = orinoco_ioctl_getibssport(dev, wrq); - break; +/* + Added typecasting since we no longer use iwreq_data -- Moustafa + */ +static const iw_handler orinoco_private_handler[] = { + [0] (iw_handler) orinoco_ioctl_reset, + [1] (iw_handler) orinoco_ioctl_reset, + [2] (iw_handler) orinoco_ioctl_setport3, + [3] (iw_handler) orinoco_ioctl_getport3, + [4] (iw_handler) orinoco_ioctl_setpreamble, + [5] (iw_handler) orinoco_ioctl_getpreamble, + [6] (iw_handler) orinoco_ioctl_setibssport, + [7] (iw_handler) orinoco_ioctl_getibssport, + [9] (iw_handler) orinoco_ioctl_getrid, +}; - default: - err = -EOPNOTSUPP; - } - - if (! err && changed && netif_running(dev)) { - err = orinoco_reconfigure(dev); - } +static const struct iw_handler_def orinoco_handler_def = { + .num_standard = ARRAY_SIZE(orinoco_handler), + .num_private = ARRAY_SIZE(orinoco_private_handler), + .num_private_args = ARRAY_SIZE(orinoco_privtab), + .standard = orinoco_handler, + .private = orinoco_private_handler, + .private_args = orinoco_privtab, +}; - TRACE_EXIT(dev->name); +static void orinoco_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + struct orinoco_private *priv = netdev_priv(dev); - return err; + strncpy(info->driver, DRIVER_NAME, sizeof(info->driver) - 1); + strncpy(info->version, DRIVER_VERSION, sizeof(info->version) - 1); + strncpy(info->fw_version, priv->fw_name, sizeof(info->fw_version) - 1); + if (dev->class_dev.dev) + strncpy(info->bus_info, dev->class_dev.dev->bus_id, + sizeof(info->bus_info) - 1); + else + snprintf(info->bus_info, sizeof(info->bus_info) - 1, + "PCMCIA %p", priv->hw.iobase); } +static struct ethtool_ops orinoco_ethtool_ops = { + .get_drvinfo = orinoco_get_drvinfo, + .get_link = ethtool_op_get_link, +}; /********************************************************************/ /* Debugging */ diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h index f749b50..2f213a7 100644 --- a/drivers/net/wireless/orinoco.h +++ b/drivers/net/wireless/orinoco.h @@ -7,7 +7,7 @@ #ifndef _ORINOCO_H #define _ORINOCO_H -#define DRIVER_VERSION "0.14alpha2" +#define DRIVER_VERSION "0.15rc2" #include <linux/types.h> #include <linux/spinlock.h> @@ -22,6 +22,8 @@ #define WIRELESS_SPY // enable iwspy support +#define MAX_SCAN_LEN 4096 + #define ORINOCO_MAX_KEY_SIZE 14 #define ORINOCO_MAX_KEYS 4 @@ -30,6 +32,20 @@ struct orinoco_key { char data[ORINOCO_MAX_KEY_SIZE]; } __attribute__ ((packed)); +struct header_struct { + /* 802.3 */ + u8 dest[ETH_ALEN]; + u8 src[ETH_ALEN]; + u16 len; + /* 802.2 */ + u8 dsap; + u8 ssap; + u8 ctrl; + /* SNAP */ + u8 oui[3]; + u16 ethertype; +} __attribute__ ((packed)); + typedef enum { FIRMWARE_TYPE_AGERE, FIRMWARE_TYPE_INTERSIL, @@ -48,6 +64,8 @@ struct orinoco_private { /* driver state */ int open; u16 last_linkstatus; + struct work_struct join_work; + struct work_struct wevent_work; /* Net device stuff */ struct net_device *ndev; @@ -74,7 +92,9 @@ struct orinoco_private { unsigned int has_pm:1; unsigned int has_preamble:1; unsigned int has_sensitivity:1; + unsigned int has_hostscan:1; unsigned int broken_disableport:1; + unsigned int broken_monitor:1; /* Configuration paramaters */ u32 iw_mode; @@ -84,6 +104,8 @@ struct orinoco_private { int bitratemode; char nick[IW_ESSID_MAX_SIZE+1]; char desired_essid[IW_ESSID_MAX_SIZE+1]; + char desired_bssid[ETH_ALEN]; + int bssid_fixed; u16 frag_thresh, mwo_robust; u16 channel; u16 ap_density, rts_thresh; @@ -98,6 +120,12 @@ struct orinoco_private { /* Configuration dependent variables */ int port_type, createibss; int promiscuous, mc_count; + + /* Scanning support */ + int scan_inprogress; /* Scan pending... */ + u32 scan_mode; /* Type of scan done */ + char * scan_result; /* Result of previous scan */ + int scan_len; /* Lenght of result */ }; #ifdef ORINOCO_DEBUG diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c index 74a8227..597c458 100644 --- a/drivers/net/wireless/orinoco_cs.c +++ b/drivers/net/wireless/orinoco_cs.c @@ -608,6 +608,56 @@ static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION " (David Gibson <hermes@gibson.dropbear.id.au>, " "Pavel Roskin <proski@gnu.org>, et al)"; +static struct pcmcia_device_id orinoco_cs_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x000b, 0x7300), + PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0001), + PCMCIA_DEVICE_MANF_CARD(0x0138, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x0156, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x01eb, 0x080a), + PCMCIA_DEVICE_MANF_CARD(0x0261, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x0268, 0x0001), + PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0305), + PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1613), + PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x028a, 0x0673), + PCMCIA_DEVICE_MANF_CARD(0x02aa, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x02ac, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0x14ea, 0xb001), + PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300), + PCMCIA_DEVICE_MANF_CARD(0x9005, 0x0021), + PCMCIA_DEVICE_MANF_CARD(0xc250, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002), + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005), + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005), + PCMCIA_DEVICE_PROD_ID12("3Com", "3CRWE737A AirConnect Wireless LAN PC Card", 0x41240e5b, 0x56010af3), + PCMCIA_DEVICE_PROD_ID123("Instant Wireless ", " Network PC CARD", "Version 01.02", 0x11d901af, 0x6e9bd926, 0x4b74baa0), + PCMCIA_DEVICE_PROD_ID12("ACTIONTEC", "PRISM Wireless LAN PC Card", 0x393089da, 0xa71e69d5), + PCMCIA_DEVICE_PROD_ID12("Avaya Communication", "Avaya Wireless PC Card", 0xd8a43b78, 0x0d341169), + PCMCIA_DEVICE_PROD_ID12("BUFFALO", "WLI-PCM-L11G", 0x2decece3, 0xf57ca4b3), + PCMCIA_DEVICE_PROD_ID12("Cabletron", "RoamAbout 802.11 DS", 0x32d445f5, 0xedeffd90), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCC-11", 0x5261440f, 0xa6405584), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "Wireless LAN PCCA-11", 0x5261440f, 0xdf6115f9), + PCMCIA_DEVICE_PROD_ID12("D", "Link DRC-650 11Mbps WLAN Card", 0x71b18589, 0xf144e3ac), + PCMCIA_DEVICE_PROD_ID12("D", "Link DWL-650 11Mbps WLAN Card", 0x71b18589, 0xb6f1b0ab), + PCMCIA_DEVICE_PROD_ID12("ELSA", "AirLancer MC-11", 0x4507a33a, 0xef54f0e3), + PCMCIA_DEVICE_PROD_ID12("HyperLink", "Wireless PC Card 11Mbps", 0x56cc3f1a, 0x0bcf220c), + PCMCIA_DEVICE_PROD_ID12("INTERSIL", "HFA384x/IEEE", 0x74c5e40d, 0xdb472a18), + PCMCIA_DEVICE_PROD_ID12("Lucent Technologies", "WaveLAN/IEEE", 0x23eb9949, 0xc562e72a), + PCMCIA_DEVICE_PROD_ID12("MELCO", "WLI-PCM-L11", 0x481e0094, 0x7360e410), + PCMCIA_DEVICE_PROD_ID12("MELCO", "WLI-PCM-L11G", 0x481e0094, 0xf57ca4b3), + PCMCIA_DEVICE_PROD_ID12("Microsoft", "Wireless Notebook Adapter MN-520", 0x5961bf85, 0x6eec8c01), + PCMCIA_DEVICE_PROD_ID12("NCR", "WaveLAN/IEEE", 0x24358cd4, 0xc562e72a), + PCMCIA_DEVICE_PROD_ID12("NETGEAR MA401RA Wireless PC", "Card", 0x0306467f, 0x9762e8f1), + PCMCIA_DEVICE_PROD_ID12("PLANEX", "GeoWave/GW-CF110", 0x209f40ab, 0xd9715264), + PCMCIA_DEVICE_PROD_ID12("PROXIM", "LAN PC CARD HARMONY 80211B", 0xc6536a5e, 0x090c3cd9), + PCMCIA_DEVICE_PROD_ID12("PROXIM", "LAN PCI CARD HARMONY 80211B", 0xc6536a5e, 0x9f494e26), + PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "11Mbps WLAN Card", 0x43d74cb4, 0x579bd91b), + PCMCIA_DEVICE_PROD_ID1("Symbol Technologies", 0x3f02b4d6), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, orinoco_cs_ids); + static struct pcmcia_driver orinoco_driver = { .owner = THIS_MODULE, .drv = { @@ -615,6 +665,7 @@ static struct pcmcia_driver orinoco_driver = { }, .attach = orinoco_cs_attach, .detach = orinoco_cs_detach, + .id_table = orinoco_cs_ids, }; static int __init diff --git a/drivers/net/wireless/prism54/isl_38xx.c b/drivers/net/wireless/prism54/isl_38xx.c index 4481ec1..adc7499 100644 --- a/drivers/net/wireless/prism54/isl_38xx.c +++ b/drivers/net/wireless/prism54/isl_38xx.c @@ -112,10 +112,10 @@ isl38xx_handle_wakeup(isl38xx_control_block *control_block, void isl38xx_trigger_device(int asleep, void __iomem *device_base) { - struct timeval current_time; u32 reg, counter = 0; #if VERBOSE > SHOW_ERROR_MESSAGES + struct timeval current_time; DEBUG(SHOW_FUNCTION_CALLS, "isl38xx trigger device\n"); #endif @@ -126,11 +126,11 @@ isl38xx_trigger_device(int asleep, void __iomem *device_base) do_gettimeofday(¤t_time); DEBUG(SHOW_TRACING, "%08li.%08li Device wakeup triggered\n", current_time.tv_sec, (long)current_time.tv_usec); -#endif DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", current_time.tv_sec, (long)current_time.tv_usec, readl(device_base + ISL38XX_CTRL_STAT_REG)); +#endif udelay(ISL38XX_WRITEIO_DELAY); reg = readl(device_base + ISL38XX_INT_IDENT_REG); @@ -148,10 +148,12 @@ isl38xx_trigger_device(int asleep, void __iomem *device_base) counter++; } +#if VERBOSE > SHOW_ERROR_MESSAGES DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n", current_time.tv_sec, (long)current_time.tv_usec, readl(device_base + ISL38XX_CTRL_STAT_REG)); +#endif udelay(ISL38XX_WRITEIO_DELAY); #if VERBOSE > SHOW_ERROR_MESSAGES diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 6e5bda5..31652af 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -2904,6 +2904,12 @@ static int write_int(struct file *file, const char __user *buffer, unsigned long } #endif +static struct pcmcia_device_id ray_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x01a6, 0x0000), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, ray_ids); + static struct pcmcia_driver ray_driver = { .owner = THIS_MODULE, .drv = { @@ -2911,6 +2917,7 @@ static struct pcmcia_driver ray_driver = { }, .attach = ray_attach, .detach = ray_detach, + .id_table = ray_ids, }; static int __init init_ray_cs(void) diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c index ec83297..89532fd 100644 --- a/drivers/net/wireless/wavelan_cs.c +++ b/drivers/net/wireless/wavelan_cs.c @@ -4889,6 +4889,15 @@ wavelan_event(event_t event, /* The event received */ return 0; } +static struct pcmcia_device_id wavelan_ids[] = { + PCMCIA_DEVICE_PROD_ID12("AT&T","WaveLAN/PCMCIA", 0xe7c5affd, 0x1bc50975), + PCMCIA_DEVICE_PROD_ID12("Digital", "RoamAbout/DS", 0x9999ab35, 0x00d05e06), + PCMCIA_DEVICE_PROD_ID12("Lucent Technologies", "WaveLAN/PCMCIA", 0x23eb9949, 0x1bc50975), + PCMCIA_DEVICE_PROD_ID12("NCR", "WaveLAN/PCMCIA", 0x24358cd4, 0x1bc50975), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, wavelan_ids); + static struct pcmcia_driver wavelan_driver = { .owner = THIS_MODULE, .drv = { @@ -4896,6 +4905,7 @@ static struct pcmcia_driver wavelan_driver = { }, .attach = wavelan_attach, .detach = wavelan_detach, + .id_table = wavelan_ids, }; static int __init diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c index 1433e5a..e3a9004 100644 --- a/drivers/net/wireless/wl3501_cs.c +++ b/drivers/net/wireless/wl3501_cs.c @@ -2239,6 +2239,12 @@ static int wl3501_event(event_t event, int pri, event_callback_args_t *args) return 0; } +static struct pcmcia_device_id wl3501_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0001), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, wl3501_ids); + static struct pcmcia_driver wl3501_driver = { .owner = THIS_MODULE, .drv = { @@ -2246,6 +2252,7 @@ static struct pcmcia_driver wl3501_driver = { }, .attach = wl3501_attach, .detach = wl3501_detach, + .id_table = wl3501_ids, }; static int __init wl3501_init_module(void) diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c index 9da9254..1c25065 100644 --- a/drivers/net/yellowfin.c +++ b/drivers/net/yellowfin.c @@ -786,7 +786,7 @@ static void yellowfin_init_ring(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ yp->rx_ring[i].addr = cpu_to_le32(pci_map_single(yp->pci_dev, - skb->tail, yp->rx_buf_sz, PCI_DMA_FROMDEVICE)); + skb->data, yp->rx_buf_sz, PCI_DMA_FROMDEVICE)); } yp->rx_ring[i-1].dbdma_cmd = cpu_to_le32(CMD_STOP); yp->dirty_rx = (unsigned int)(i - RX_RING_SIZE); @@ -1111,7 +1111,7 @@ static int yellowfin_rx(struct net_device *dev) pci_dma_sync_single_for_cpu(yp->pci_dev, desc->addr, yp->rx_buf_sz, PCI_DMA_FROMDEVICE); desc_status = le32_to_cpu(desc->result_status) >> 16; - buf_addr = rx_skb->tail; + buf_addr = rx_skb->data; data_size = (le32_to_cpu(desc->dbdma_cmd) - le32_to_cpu(desc->result_status)) & 0xffff; frame_status = le16_to_cpu(get_unaligned((s16*)&(buf_addr[data_size - 2]))); @@ -1185,7 +1185,7 @@ static int yellowfin_rx(struct net_device *dev) break; skb->dev = dev; skb_reserve(skb, 2); /* 16 byte align the IP header */ - eth_copy_and_sum(skb, rx_skb->tail, pkt_len, 0); + eth_copy_and_sum(skb, rx_skb->data, pkt_len, 0); skb_put(skb, pkt_len); pci_dma_sync_single_for_device(yp->pci_dev, desc->addr, yp->rx_buf_sz, @@ -1211,7 +1211,7 @@ static int yellowfin_rx(struct net_device *dev) skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ yp->rx_ring[entry].addr = cpu_to_le32(pci_map_single(yp->pci_dev, - skb->tail, yp->rx_buf_sz, PCI_DMA_FROMDEVICE)); + skb->data, yp->rx_buf_sz, PCI_DMA_FROMDEVICE)); } yp->rx_ring[entry].dbdma_cmd = cpu_to_le32(CMD_STOP); yp->rx_ring[entry].result_status = 0; /* Clear complete bit. */ diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c index b0d2a73..2f2dbef 100644 --- a/drivers/parisc/dino.c +++ b/drivers/parisc/dino.c @@ -993,6 +993,7 @@ dino_driver_callback(struct parisc_device *dev) bus = pci_scan_bus_parented(&dev->dev, dino_current_bus, &dino_cfg_ops, NULL); if(bus) { + pci_bus_add_devices(bus); /* This code *depends* on scanning being single threaded * if it isn't, this global bus number count will fail */ diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c index dc83880..7fdd80b 100644 --- a/drivers/parisc/lba_pci.c +++ b/drivers/parisc/lba_pci.c @@ -1570,6 +1570,8 @@ lba_driver_probe(struct parisc_device *dev) lba_bus = lba_dev->hba.hba_bus = pci_scan_bus_parented(&dev->dev, lba_dev->hba.bus_num.start, cfg_ops, NULL); + if (lba_bus) + pci_bus_add_devices(lba_bus); /* This is in lieu of calling pci_assign_unassigned_resources() */ if (is_pdc_pat()) { diff --git a/drivers/parport/parport_cs.c b/drivers/parport/parport_cs.c index a3fa818..ff45662 100644 --- a/drivers/parport/parport_cs.c +++ b/drivers/parport/parport_cs.c @@ -373,6 +373,13 @@ int parport_event(event_t event, int priority, return 0; } /* parport_event */ +static struct pcmcia_device_id parport_ids[] = { + PCMCIA_DEVICE_FUNC_ID(3), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0003), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, parport_ids); + static struct pcmcia_driver parport_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -380,6 +387,8 @@ static struct pcmcia_driver parport_cs_driver = { }, .attach = parport_attach, .detach = parport_detach, + .id_table = parport_ids, + }; static int __init init_parport_cs(void) diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c index 80edfa3..4598c6a 100644 --- a/drivers/parport/parport_pc.c +++ b/drivers/parport/parport_pc.c @@ -3008,7 +3008,7 @@ static int __init parport_pc_init_superio (int autoirq, int autodma) int ret = 0; while ((pdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pdev)) != NULL) { - id = pci_match_device (parport_pc_pci_tbl, pdev); + id = pci_match_id(parport_pc_pci_tbl, pdev); if (id == NULL || id->driver_data >= last_sio) continue; diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 7dea494..3657f61 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -19,6 +19,7 @@ obj-$(CONFIG_HOTPLUG_PCI) += hotplug/ # # Some architectures use the generic PCI setup functions # +obj-$(CONFIG_X86) += setup-bus.o obj-$(CONFIG_ALPHA) += setup-bus.o setup-irq.o obj-$(CONFIG_ARM) += setup-bus.o setup-irq.o obj-$(CONFIG_PARISC) += setup-bus.o diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index dbd3360..fedae89 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -121,10 +121,13 @@ void __devinit pci_bus_add_devices(struct pci_bus *bus) * If there is an unattached subordinate bus, attach * it and then scan for unattached PCI devices. */ - if (dev->subordinate && list_empty(&dev->subordinate->node)) { - spin_lock(&pci_bus_lock); - list_add_tail(&dev->subordinate->node, &dev->bus->children); - spin_unlock(&pci_bus_lock); + if (dev->subordinate) { + if (list_empty(&dev->subordinate->node)) { + spin_lock(&pci_bus_lock); + list_add_tail(&dev->subordinate->node, + &dev->bus->children); + spin_unlock(&pci_bus_lock); + } pci_bus_add_devices(dev->subordinate); sysfs_create_link(&dev->subordinate->class_dev.kobj, &dev->dev.kobj, "bridge"); diff --git a/drivers/pci/hotplug.c b/drivers/pci/hotplug.c index 3903f8c..b844bc9 100644 --- a/drivers/pci/hotplug.c +++ b/drivers/pci/hotplug.c @@ -54,7 +54,7 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp, envp[i++] = scratch; length += scnprintf (scratch, buffer_size - length, - "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n", + "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x", pdev->vendor, pdev->device, pdev->subsystem_vendor, pdev->subsystem_device, (u8)(pdev->class >> 16), (u8)(pdev->class >> 8), diff --git a/drivers/pci/hotplug/Makefile b/drivers/pci/hotplug/Makefile index 93c120d..3e632ff 100644 --- a/drivers/pci/hotplug/Makefile +++ b/drivers/pci/hotplug/Makefile @@ -36,9 +36,7 @@ ibmphp-objs := ibmphp_core.o \ ibmphp_hpc.o acpiphp-objs := acpiphp_core.o \ - acpiphp_glue.o \ - acpiphp_pci.o \ - acpiphp_res.o + acpiphp_glue.o rpaphp-objs := rpaphp_core.o \ rpaphp_pci.o \ diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h index d949987..293603e 100644 --- a/drivers/pci/hotplug/acpiphp.h +++ b/drivers/pci/hotplug/acpiphp.h @@ -7,6 +7,8 @@ * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) * Copyright (C) 2002,2003 Takayoshi Kochi (t-kochi@bq.jp.nec.com) * Copyright (C) 2002,2003 NEC Corporation + * Copyright (C) 2003-2005 Matthew Wilcox (matthew.wilcox@hp.com) + * Copyright (C) 2003-2005 Hewlett Packard * * All rights reserved. * @@ -52,7 +54,6 @@ struct acpiphp_bridge; struct acpiphp_slot; -struct pci_resource; /* * struct slot - slot information for each *physical* slot @@ -65,15 +66,6 @@ struct slot { struct acpiphp_slot *acpi_slot; }; -/* - * struct pci_resource - describes pci resource (mem, pfmem, io, bus) - */ -struct pci_resource { - struct pci_resource * next; - u64 base; - u32 length; -}; - /** * struct hpp_param - ACPI 2.0 _HPP Hot Plug Parameters * @cache_line_size in DWORD @@ -101,10 +93,6 @@ struct acpiphp_bridge { int type; int nr_slots; - u8 seg; - u8 bus; - u8 sub; - u32 flags; /* This bus (host bridge) or Secondary bus (PCI-to-PCI bridge) */ @@ -117,12 +105,6 @@ struct acpiphp_bridge { struct hpp_param hpp; spinlock_t res_lock; - - /* available resources on this bus */ - struct pci_resource *mem_head; - struct pci_resource *p_mem_head; - struct pci_resource *io_head; - struct pci_resource *bus_head; }; @@ -163,12 +145,6 @@ struct acpiphp_func { u8 function; /* pci function# */ u32 flags; /* see below */ - - /* resources used for this function */ - struct pci_resource *mem_head; - struct pci_resource *p_mem_head; - struct pci_resource *io_head; - struct pci_resource *bus_head; }; /** @@ -243,25 +219,6 @@ extern u8 acpiphp_get_latch_status (struct acpiphp_slot *slot); extern u8 acpiphp_get_adapter_status (struct acpiphp_slot *slot); extern u32 acpiphp_get_address (struct acpiphp_slot *slot); -/* acpiphp_pci.c */ -extern struct pci_dev *acpiphp_allocate_pcidev (struct pci_bus *pbus, int dev, int fn); -extern int acpiphp_configure_slot (struct acpiphp_slot *slot); -extern int acpiphp_configure_function (struct acpiphp_func *func); -extern void acpiphp_unconfigure_function (struct acpiphp_func *func); -extern int acpiphp_detect_pci_resource (struct acpiphp_bridge *bridge); -extern int acpiphp_init_func_resource (struct acpiphp_func *func); - -/* acpiphp_res.c */ -extern struct pci_resource *acpiphp_get_io_resource (struct pci_resource **head, u32 size); -extern struct pci_resource *acpiphp_get_resource (struct pci_resource **head, u32 size); -extern struct pci_resource *acpiphp_get_resource_with_base (struct pci_resource **head, u64 base, u32 size); -extern int acpiphp_resource_sort_and_combine (struct pci_resource **head); -extern struct pci_resource *acpiphp_make_resource (u64 base, u32 length); -extern void acpiphp_move_resource (struct pci_resource **from, struct pci_resource **to); -extern void acpiphp_free_resource (struct pci_resource **res); -extern void acpiphp_dump_resource (struct acpiphp_bridge *bridge); /* debug */ -extern void acpiphp_dump_func_resource (struct acpiphp_func *func); /* debug */ - /* variables */ extern int acpiphp_debug; diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c index 4539e61..60c4c38 100644 --- a/drivers/pci/hotplug/acpiphp_core.c +++ b/drivers/pci/hotplug/acpiphp_core.c @@ -7,6 +7,8 @@ * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) * Copyright (C) 2002,2003 Takayoshi Kochi (t-kochi@bq.jp.nec.com) * Copyright (C) 2002,2003 NEC Corporation + * Copyright (C) 2003-2005 Matthew Wilcox (matthew.wilcox@hp.com) + * Copyright (C) 2003-2005 Hewlett Packard * * All rights reserved. * @@ -53,8 +55,8 @@ int acpiphp_debug; static int num_slots; static struct acpiphp_attention_info *attention_info; -#define DRIVER_VERSION "0.4" -#define DRIVER_AUTHOR "Greg Kroah-Hartman <gregkh@us.ibm.com>, Takayoshi Kochi <t-kochi@bq.jp.nec.com>" +#define DRIVER_VERSION "0.5" +#define DRIVER_AUTHOR "Greg Kroah-Hartman <gregkh@us.ibm.com>, Takayoshi Kochi <t-kochi@bq.jp.nec.com>, Matthew Wilcox <willy@hp.com>" #define DRIVER_DESC "ACPI Hot Plug PCI Controller Driver" MODULE_AUTHOR(DRIVER_AUTHOR); @@ -281,8 +283,7 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value) /** * get_address - get pci address of a slot * @hotplug_slot: slot to get status - * @busdev: pointer to struct pci_busdev (seg, bus, dev) - * + * @value: pointer to struct pci_busdev (seg, bus, dev) */ static int get_address(struct hotplug_slot *hotplug_slot, u32 *value) { diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index e7f4129..424e7de 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -4,6 +4,10 @@ * Copyright (C) 2002,2003 Takayoshi Kochi (t-kochi@bq.jp.nec.com) * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) * Copyright (C) 2002,2003 NEC Corporation + * Copyright (C) 2003-2005 Matthew Wilcox (matthew.wilcox@hp.com) + * Copyright (C) 2003-2005 Hewlett Packard + * Copyright (C) 2005 Rajesh Shah (rajesh.shah@intel.com) + * Copyright (C) 2005 Intel Corporation * * All rights reserved. * @@ -26,6 +30,16 @@ * */ +/* + * Lifetime rules for pci_dev: + * - The one in acpiphp_func has its refcount elevated by pci_get_slot() + * when the driver is loaded or when an insertion event occurs. It loses + * a refcount when its ejected or the driver unloads. + * - The one in acpiphp_bridge has its refcount elevated by pci_get_slot() + * when the bridge is scanned and it loses a refcount when the bridge + * is removed. + */ + #include <linux/init.h> #include <linux/module.h> @@ -178,21 +192,18 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) bridge->nr_slots++; - dbg("found ACPI PCI Hotplug slot at PCI %02x:%02x Slot:%d\n", - slot->bridge->bus, slot->device, slot->sun); + dbg("found ACPI PCI Hotplug slot %d at PCI %04x:%02x:%02x\n", + slot->sun, pci_domain_nr(bridge->pci_bus), + bridge->pci_bus->number, slot->device); } newfunc->slot = slot; list_add_tail(&newfunc->sibling, &slot->funcs); /* associate corresponding pci_dev */ - newfunc->pci_dev = pci_find_slot(bridge->bus, + newfunc->pci_dev = pci_get_slot(bridge->pci_bus, PCI_DEVFN(device, function)); if (newfunc->pci_dev) { - if (acpiphp_init_func_resource(newfunc) < 0) { - kfree(newfunc); - return AE_ERROR; - } slot->flags |= (SLOT_ENABLED | SLOT_POWEREDON); } @@ -227,62 +238,6 @@ static int detect_ejectable_slots(acpi_handle *bridge_handle) } -/* decode ACPI _CRS data and convert into our internal resource list - * TBD: _TRA, etc. - */ -static acpi_status -decode_acpi_resource(struct acpi_resource *resource, void *context) -{ - struct acpiphp_bridge *bridge = (struct acpiphp_bridge *) context; - struct acpi_resource_address64 address; - struct pci_resource *res; - - if (resource->id != ACPI_RSTYPE_ADDRESS16 && - resource->id != ACPI_RSTYPE_ADDRESS32 && - resource->id != ACPI_RSTYPE_ADDRESS64) - return AE_OK; - - acpi_resource_to_address64(resource, &address); - - if (address.producer_consumer == ACPI_PRODUCER && address.address_length > 0) { - dbg("resource type: %d: 0x%llx - 0x%llx\n", address.resource_type, - (unsigned long long)address.min_address_range, - (unsigned long long)address.max_address_range); - res = acpiphp_make_resource(address.min_address_range, - address.address_length); - if (!res) { - err("out of memory\n"); - return AE_OK; - } - - switch (address.resource_type) { - case ACPI_MEMORY_RANGE: - if (address.attribute.memory.cache_attribute == ACPI_PREFETCHABLE_MEMORY) { - res->next = bridge->p_mem_head; - bridge->p_mem_head = res; - } else { - res->next = bridge->mem_head; - bridge->mem_head = res; - } - break; - case ACPI_IO_RANGE: - res->next = bridge->io_head; - bridge->io_head = res; - break; - case ACPI_BUS_NUMBER_RANGE: - res->next = bridge->bus_head; - bridge->bus_head = res; - break; - default: - /* invalid type */ - kfree(res); - break; - } - } - - return AE_OK; -} - /* decode ACPI 2.0 _HPP hot plug parameters */ static void decode_hpp(struct acpiphp_bridge *bridge) { @@ -346,34 +301,29 @@ static void init_bridge_misc(struct acpiphp_bridge *bridge) /* decode ACPI 2.0 _HPP (hot plug parameters) */ decode_hpp(bridge); - /* subtract all resources already allocated */ - acpiphp_detect_pci_resource(bridge); - /* register all slot objects under this bridge */ status = acpi_walk_namespace(ACPI_TYPE_DEVICE, bridge->handle, (u32)1, register_slot, bridge, NULL); /* install notify handler */ - status = acpi_install_notify_handler(bridge->handle, + if (bridge->type != BRIDGE_TYPE_HOST) { + status = acpi_install_notify_handler(bridge->handle, ACPI_SYSTEM_NOTIFY, handle_hotplug_event_bridge, bridge); - if (ACPI_FAILURE(status)) { - err("failed to register interrupt notify handler\n"); + if (ACPI_FAILURE(status)) { + err("failed to register interrupt notify handler\n"); + } } list_add(&bridge->list, &bridge_list); - - dbg("Bridge resource:\n"); - acpiphp_dump_resource(bridge); } /* allocate and initialize host bridge data structure */ -static void add_host_bridge(acpi_handle *handle, int seg, int bus) +static void add_host_bridge(acpi_handle *handle, struct pci_bus *pci_bus) { - acpi_status status; struct acpiphp_bridge *bridge; bridge = kmalloc(sizeof(struct acpiphp_bridge), GFP_KERNEL); @@ -384,52 +334,19 @@ static void add_host_bridge(acpi_handle *handle, int seg, int bus) bridge->type = BRIDGE_TYPE_HOST; bridge->handle = handle; - bridge->seg = seg; - bridge->bus = bus; - bridge->pci_bus = pci_find_bus(seg, bus); + bridge->pci_bus = pci_bus; spin_lock_init(&bridge->res_lock); - /* to be overridden when we decode _CRS */ - bridge->sub = bridge->bus; - - /* decode resources */ - - status = acpi_walk_resources(handle, METHOD_NAME__CRS, - decode_acpi_resource, bridge); - - if (ACPI_FAILURE(status)) { - err("failed to decode bridge resources\n"); - kfree(bridge); - return; - } - - acpiphp_resource_sort_and_combine(&bridge->io_head); - acpiphp_resource_sort_and_combine(&bridge->mem_head); - acpiphp_resource_sort_and_combine(&bridge->p_mem_head); - acpiphp_resource_sort_and_combine(&bridge->bus_head); - - dbg("ACPI _CRS resource:\n"); - acpiphp_dump_resource(bridge); - - if (bridge->bus_head) { - bridge->bus = bridge->bus_head->base; - bridge->sub = bridge->bus_head->base + bridge->bus_head->length - 1; - } - init_bridge_misc(bridge); } /* allocate and initialize PCI-to-PCI bridge data structure */ -static void add_p2p_bridge(acpi_handle *handle, int seg, int bus, int dev, int fn) +static void add_p2p_bridge(acpi_handle *handle, struct pci_dev *pci_dev) { struct acpiphp_bridge *bridge; - u8 tmp8; - u16 tmp16; - u64 base64, limit64; - u32 base, limit, base32u, limit32u; bridge = kmalloc(sizeof(struct acpiphp_bridge), GFP_KERNEL); if (bridge == NULL) { @@ -441,133 +358,22 @@ static void add_p2p_bridge(acpi_handle *handle, int seg, int bus, int dev, int f bridge->type = BRIDGE_TYPE_P2P; bridge->handle = handle; - bridge->seg = seg; - - bridge->pci_dev = pci_find_slot(bus, PCI_DEVFN(dev, fn)); - if (!bridge->pci_dev) { - err("Can't get pci_dev\n"); - kfree(bridge); - return; - } - bridge->pci_bus = bridge->pci_dev->subordinate; + bridge->pci_dev = pci_dev_get(pci_dev); + bridge->pci_bus = pci_dev->subordinate; if (!bridge->pci_bus) { err("This is not a PCI-to-PCI bridge!\n"); - kfree(bridge); - return; + goto err; } spin_lock_init(&bridge->res_lock); - bridge->bus = bridge->pci_bus->number; - bridge->sub = bridge->pci_bus->subordinate; - - /* - * decode resources under this P2P bridge - */ - - /* I/O resources */ - pci_read_config_byte(bridge->pci_dev, PCI_IO_BASE, &tmp8); - base = tmp8; - pci_read_config_byte(bridge->pci_dev, PCI_IO_LIMIT, &tmp8); - limit = tmp8; - - switch (base & PCI_IO_RANGE_TYPE_MASK) { - case PCI_IO_RANGE_TYPE_16: - base = (base << 8) & 0xf000; - limit = ((limit << 8) & 0xf000) + 0xfff; - bridge->io_head = acpiphp_make_resource((u64)base, limit - base + 1); - if (!bridge->io_head) { - err("out of memory\n"); - kfree(bridge); - return; - } - dbg("16bit I/O range: %04x-%04x\n", - (u32)bridge->io_head->base, - (u32)(bridge->io_head->base + bridge->io_head->length - 1)); - break; - case PCI_IO_RANGE_TYPE_32: - pci_read_config_word(bridge->pci_dev, PCI_IO_BASE_UPPER16, &tmp16); - base = ((u32)tmp16 << 16) | ((base << 8) & 0xf000); - pci_read_config_word(bridge->pci_dev, PCI_IO_LIMIT_UPPER16, &tmp16); - limit = (((u32)tmp16 << 16) | ((limit << 8) & 0xf000)) + 0xfff; - bridge->io_head = acpiphp_make_resource((u64)base, limit - base + 1); - if (!bridge->io_head) { - err("out of memory\n"); - kfree(bridge); - return; - } - dbg("32bit I/O range: %08x-%08x\n", - (u32)bridge->io_head->base, - (u32)(bridge->io_head->base + bridge->io_head->length - 1)); - break; - case 0x0f: - dbg("I/O space unsupported\n"); - break; - default: - warn("Unknown I/O range type\n"); - } - - /* Memory resources (mandatory for P2P bridge) */ - pci_read_config_word(bridge->pci_dev, PCI_MEMORY_BASE, &tmp16); - base = (tmp16 & 0xfff0) << 16; - pci_read_config_word(bridge->pci_dev, PCI_MEMORY_LIMIT, &tmp16); - limit = ((tmp16 & 0xfff0) << 16) | 0xfffff; - bridge->mem_head = acpiphp_make_resource((u64)base, limit - base + 1); - if (!bridge->mem_head) { - err("out of memory\n"); - kfree(bridge); - return; - } - dbg("32bit Memory range: %08x-%08x\n", - (u32)bridge->mem_head->base, - (u32)(bridge->mem_head->base + bridge->mem_head->length-1)); - - /* Prefetchable Memory resources (optional) */ - pci_read_config_word(bridge->pci_dev, PCI_PREF_MEMORY_BASE, &tmp16); - base = tmp16; - pci_read_config_word(bridge->pci_dev, PCI_PREF_MEMORY_LIMIT, &tmp16); - limit = tmp16; - - switch (base & PCI_MEMORY_RANGE_TYPE_MASK) { - case PCI_PREF_RANGE_TYPE_32: - base = (base & 0xfff0) << 16; - limit = ((limit & 0xfff0) << 16) | 0xfffff; - bridge->p_mem_head = acpiphp_make_resource((u64)base, limit - base + 1); - if (!bridge->p_mem_head) { - err("out of memory\n"); - kfree(bridge); - return; - } - dbg("32bit Prefetchable memory range: %08x-%08x\n", - (u32)bridge->p_mem_head->base, - (u32)(bridge->p_mem_head->base + bridge->p_mem_head->length - 1)); - break; - case PCI_PREF_RANGE_TYPE_64: - pci_read_config_dword(bridge->pci_dev, PCI_PREF_BASE_UPPER32, &base32u); - pci_read_config_dword(bridge->pci_dev, PCI_PREF_LIMIT_UPPER32, &limit32u); - base64 = ((u64)base32u << 32) | ((base & 0xfff0) << 16); - limit64 = (((u64)limit32u << 32) | ((limit & 0xfff0) << 16)) + 0xfffff; - - bridge->p_mem_head = acpiphp_make_resource(base64, limit64 - base64 + 1); - if (!bridge->p_mem_head) { - err("out of memory\n"); - kfree(bridge); - return; - } - dbg("64bit Prefetchable memory range: %08x%08x-%08x%08x\n", - (u32)(bridge->p_mem_head->base >> 32), - (u32)(bridge->p_mem_head->base & 0xffffffff), - (u32)((bridge->p_mem_head->base + bridge->p_mem_head->length - 1) >> 32), - (u32)((bridge->p_mem_head->base + bridge->p_mem_head->length - 1) & 0xffffffff)); - break; - case 0x0f: - break; - default: - warn("Unknown prefetchale memory type\n"); - } - init_bridge_misc(bridge); + return; + err: + pci_dev_put(pci_dev); + kfree(bridge); + return; } @@ -577,14 +383,10 @@ find_p2p_bridge(acpi_handle handle, u32 lvl, void *context, void **rv) { acpi_status status; acpi_handle dummy_handle; - unsigned long *segbus = context; unsigned long tmp; - int seg, bus, device, function; + int device, function; struct pci_dev *dev; - - /* get PCI address */ - seg = (*segbus >> 8) & 0xff; - bus = *segbus & 0xff; + struct pci_bus *pci_bus = context; status = acpi_get_handle(handle, "_ADR", &dummy_handle); if (ACPI_FAILURE(status)) @@ -599,20 +401,19 @@ find_p2p_bridge(acpi_handle handle, u32 lvl, void *context, void **rv) device = (tmp >> 16) & 0xffff; function = tmp & 0xffff; - dev = pci_find_slot(bus, PCI_DEVFN(device, function)); + dev = pci_get_slot(pci_bus, PCI_DEVFN(device, function)); - if (!dev) - return AE_OK; - - if (!dev->subordinate) - return AE_OK; + if (!dev || !dev->subordinate) + goto out; /* check if this bridge has ejectable slots */ if (detect_ejectable_slots(handle) > 0) { dbg("found PCI-to-PCI bridge at PCI %s\n", pci_name(dev)); - add_p2p_bridge(handle, seg, bus, device, function); + add_p2p_bridge(handle, dev); } + out: + pci_dev_put(dev); return AE_OK; } @@ -624,6 +425,7 @@ static int add_bridge(acpi_handle handle) unsigned long tmp; int seg, bus; acpi_handle dummy_handle; + struct pci_bus *pci_bus; /* if the bridge doesn't have _STA, we assume it is always there */ status = acpi_get_handle(handle, "_STA", &dummy_handle); @@ -653,18 +455,22 @@ static int add_bridge(acpi_handle handle) bus = 0; } + pci_bus = pci_find_bus(seg, bus); + if (!pci_bus) { + err("Can't find bus %04x:%02x\n", seg, bus); + return 0; + } + /* check if this bridge has ejectable slots */ if (detect_ejectable_slots(handle) > 0) { dbg("found PCI host-bus bridge with hot-pluggable slots\n"); - add_host_bridge(handle, seg, bus); + add_host_bridge(handle, pci_bus); return 0; } - tmp = seg << 8 | bus; - /* search P2P bridges under this host bridge */ status = acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1, - find_p2p_bridge, &tmp, NULL); + find_p2p_bridge, pci_bus, NULL); if (ACPI_FAILURE(status)) warn("find_p2p_bridge faied (error code = 0x%x)\n",status); @@ -672,12 +478,205 @@ static int add_bridge(acpi_handle handle) return 0; } +static struct acpiphp_bridge *acpiphp_handle_to_bridge(acpi_handle handle) +{ + struct list_head *head; + list_for_each(head, &bridge_list) { + struct acpiphp_bridge *bridge = list_entry(head, + struct acpiphp_bridge, list); + if (bridge->handle == handle) + return bridge; + } + + return NULL; +} + +static void cleanup_bridge(struct acpiphp_bridge *bridge) +{ + struct list_head *list, *tmp; + struct acpiphp_slot *slot; + acpi_status status; + acpi_handle handle = bridge->handle; + + status = acpi_remove_notify_handler(handle, ACPI_SYSTEM_NOTIFY, + handle_hotplug_event_bridge); + if (ACPI_FAILURE(status)) + err("failed to remove notify handler\n"); + + slot = bridge->slots; + while (slot) { + struct acpiphp_slot *next = slot->next; + list_for_each_safe (list, tmp, &slot->funcs) { + struct acpiphp_func *func; + func = list_entry(list, struct acpiphp_func, sibling); + status = acpi_remove_notify_handler(func->handle, + ACPI_SYSTEM_NOTIFY, + handle_hotplug_event_func); + if (ACPI_FAILURE(status)) + err("failed to remove notify handler\n"); + pci_dev_put(func->pci_dev); + list_del(list); + kfree(func); + } + kfree(slot); + slot = next; + } + + pci_dev_put(bridge->pci_dev); + list_del(&bridge->list); + kfree(bridge); +} + +static acpi_status +cleanup_p2p_bridge(acpi_handle handle, u32 lvl, void *context, void **rv) +{ + struct acpiphp_bridge *bridge; + + if (!(bridge = acpiphp_handle_to_bridge(handle))) + return AE_OK; + cleanup_bridge(bridge); + return AE_OK; +} static void remove_bridge(acpi_handle handle) { - /* No-op for now .. */ + struct acpiphp_bridge *bridge; + + bridge = acpiphp_handle_to_bridge(handle); + if (bridge) { + cleanup_bridge(bridge); + } else { + /* clean-up p2p bridges under this host bridge */ + acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, + (u32)1, cleanup_p2p_bridge, NULL, NULL); + } +} + +static struct pci_dev * get_apic_pci_info(acpi_handle handle) +{ + struct acpi_pci_id id; + struct pci_bus *bus; + struct pci_dev *dev; + + if (ACPI_FAILURE(acpi_get_pci_id(handle, &id))) + return NULL; + + bus = pci_find_bus(id.segment, id.bus); + if (!bus) + return NULL; + + dev = pci_get_slot(bus, PCI_DEVFN(id.device, id.function)); + if (!dev) + return NULL; + + if ((dev->class != PCI_CLASS_SYSTEM_PIC_IOAPIC) && + (dev->class != PCI_CLASS_SYSTEM_PIC_IOXAPIC)) + { + pci_dev_put(dev); + return NULL; + } + + return dev; +} + +static int get_gsi_base(acpi_handle handle, u32 *gsi_base) +{ + acpi_status status; + int result = -1; + unsigned long gsb; + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + union acpi_object *obj; + void *table; + + status = acpi_evaluate_integer(handle, "_GSB", NULL, &gsb); + if (ACPI_SUCCESS(status)) { + *gsi_base = (u32)gsb; + return 0; + } + + status = acpi_evaluate_object(handle, "_MAT", NULL, &buffer); + if (ACPI_FAILURE(status) || !buffer.length || !buffer.pointer) + return -1; + + obj = buffer.pointer; + if (obj->type != ACPI_TYPE_BUFFER) + goto out; + + table = obj->buffer.pointer; + switch (((acpi_table_entry_header *)table)->type) { + case ACPI_MADT_IOSAPIC: + *gsi_base = ((struct acpi_table_iosapic *)table)->global_irq_base; + result = 0; + break; + case ACPI_MADT_IOAPIC: + *gsi_base = ((struct acpi_table_ioapic *)table)->global_irq_base; + result = 0; + break; + default: + break; + } + out: + acpi_os_free(buffer.pointer); + return result; +} + +static acpi_status +ioapic_add(acpi_handle handle, u32 lvl, void *context, void **rv) +{ + acpi_status status; + unsigned long sta; + acpi_handle tmp; + struct pci_dev *pdev; + u32 gsi_base; + u64 phys_addr; + + /* Evaluate _STA if present */ + status = acpi_evaluate_integer(handle, "_STA", NULL, &sta); + if (ACPI_SUCCESS(status) && sta != ACPI_STA_ALL) + return AE_CTRL_DEPTH; + + /* Scan only PCI bus scope */ + status = acpi_get_handle(handle, "_HID", &tmp); + if (ACPI_SUCCESS(status)) + return AE_CTRL_DEPTH; + + if (get_gsi_base(handle, &gsi_base)) + return AE_OK; + + pdev = get_apic_pci_info(handle); + if (!pdev) + return AE_OK; + + if (pci_enable_device(pdev)) { + pci_dev_put(pdev); + return AE_OK; + } + + pci_set_master(pdev); + + if (pci_request_region(pdev, 0, "I/O APIC(acpiphp)")) { + pci_disable_device(pdev); + pci_dev_put(pdev); + return AE_OK; + } + + phys_addr = pci_resource_start(pdev, 0); + if (acpi_register_ioapic(handle, phys_addr, gsi_base)) { + pci_release_region(pdev, 0); + pci_disable_device(pdev); + pci_dev_put(pdev); + return AE_OK; + } + + return AE_OK; } +static int acpiphp_configure_ioapics(acpi_handle handle) +{ + acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, + ACPI_UINT32_MAX, ioapic_add, NULL, NULL); + return 0; +} static int power_on_slot(struct acpiphp_slot *slot) { @@ -719,8 +718,6 @@ static int power_off_slot(struct acpiphp_slot *slot) acpi_status status; struct acpiphp_func *func; struct list_head *l; - struct acpi_object_list arg_list; - union acpi_object arg; int retval = 0; @@ -731,7 +728,7 @@ static int power_off_slot(struct acpiphp_slot *slot) list_for_each (l, &slot->funcs) { func = list_entry(l, struct acpiphp_func, sibling); - if (func->pci_dev && (func->flags & FUNC_HAS_PS3)) { + if (func->flags & FUNC_HAS_PS3) { status = acpi_evaluate_object(func->handle, "_PS3", NULL, NULL); if (ACPI_FAILURE(status)) { warn("%s: _PS3 failed\n", __FUNCTION__); @@ -742,27 +739,6 @@ static int power_off_slot(struct acpiphp_slot *slot) } } - list_for_each (l, &slot->funcs) { - func = list_entry(l, struct acpiphp_func, sibling); - - /* We don't want to call _EJ0 on non-existing functions. */ - if (func->pci_dev && (func->flags & FUNC_HAS_EJ0)) { - /* _EJ0 method take one argument */ - arg_list.count = 1; - arg_list.pointer = &arg; - arg.type = ACPI_TYPE_INTEGER; - arg.integer.value = 1; - - status = acpi_evaluate_object(func->handle, "_EJ0", &arg_list, NULL); - if (ACPI_FAILURE(status)) { - warn("%s: _EJ0 failed\n", __FUNCTION__); - retval = -1; - goto err_exit; - } else - break; - } - } - /* TBD: evaluate _STA to check if the slot is disabled */ slot->flags &= (~SLOT_POWEREDON); @@ -782,70 +758,56 @@ static int power_off_slot(struct acpiphp_slot *slot) */ static int enable_device(struct acpiphp_slot *slot) { - u8 bus; struct pci_dev *dev; - struct pci_bus *child; + struct pci_bus *bus = slot->bridge->pci_bus; struct list_head *l; struct acpiphp_func *func; int retval = 0; - int num; + int num, max, pass; if (slot->flags & SLOT_ENABLED) goto err_exit; /* sanity check: dev should be NULL when hot-plugged in */ - dev = pci_find_slot(slot->bridge->bus, PCI_DEVFN(slot->device, 0)); + dev = pci_get_slot(bus, PCI_DEVFN(slot->device, 0)); if (dev) { /* This case shouldn't happen */ err("pci_dev structure already exists.\n"); + pci_dev_put(dev); retval = -1; goto err_exit; } - /* allocate resources to device */ - retval = acpiphp_configure_slot(slot); - if (retval) - goto err_exit; - - /* returned `dev' is the *first function* only! */ - num = pci_scan_slot(slot->bridge->pci_bus, PCI_DEVFN(slot->device, 0)); - if (num) - pci_bus_add_devices(slot->bridge->pci_bus); - dev = pci_find_slot(slot->bridge->bus, PCI_DEVFN(slot->device, 0)); - - if (!dev) { + num = pci_scan_slot(bus, PCI_DEVFN(slot->device, 0)); + if (num == 0) { err("No new device found\n"); retval = -1; goto err_exit; } - if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { - pci_read_config_byte(dev, PCI_SECONDARY_BUS, &bus); - child = (struct pci_bus*) pci_add_new_bus(dev->bus, dev, bus); - pci_do_scan_bus(child); + max = bus->secondary; + for (pass = 0; pass < 2; pass++) { + list_for_each_entry(dev, &bus->devices, bus_list) { + if (PCI_SLOT(dev->devfn) != slot->device) + continue; + if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE || + dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) + max = pci_scan_bridge(bus, dev, max, pass); + } } + pci_bus_assign_resources(bus); + pci_bus_add_devices(bus); + /* associate pci_dev to our representation */ list_for_each (l, &slot->funcs) { func = list_entry(l, struct acpiphp_func, sibling); - - func->pci_dev = pci_find_slot(slot->bridge->bus, - PCI_DEVFN(slot->device, + func->pci_dev = pci_get_slot(bus, PCI_DEVFN(slot->device, func->function)); - if (!func->pci_dev) - continue; - - /* configure device */ - retval = acpiphp_configure_function(func); - if (retval) - goto err_exit; } slot->flags |= SLOT_ENABLED; - dbg("Available resources:\n"); - acpiphp_dump_resource(slot->bridge); - err_exit: return retval; } @@ -866,9 +828,12 @@ static int disable_device(struct acpiphp_slot *slot) list_for_each (l, &slot->funcs) { func = list_entry(l, struct acpiphp_func, sibling); + if (!func->pci_dev) + continue; - if (func->pci_dev) - acpiphp_unconfigure_function(func); + pci_remove_bus_device(func->pci_dev); + pci_dev_put(func->pci_dev); + func->pci_dev = NULL; } slot->flags &= (~SLOT_ENABLED); @@ -920,6 +885,39 @@ static unsigned int get_slot_status(struct acpiphp_slot *slot) } /** + * acpiphp_eject_slot - physically eject the slot + */ +static int acpiphp_eject_slot(struct acpiphp_slot *slot) +{ + acpi_status status; + struct acpiphp_func *func; + struct list_head *l; + struct acpi_object_list arg_list; + union acpi_object arg; + + list_for_each (l, &slot->funcs) { + func = list_entry(l, struct acpiphp_func, sibling); + + /* We don't want to call _EJ0 on non-existing functions. */ + if ((func->flags & FUNC_HAS_EJ0)) { + /* _EJ0 method take one argument */ + arg_list.count = 1; + arg_list.pointer = &arg; + arg.type = ACPI_TYPE_INTEGER; + arg.integer.value = 1; + + status = acpi_evaluate_object(func->handle, "_EJ0", &arg_list, NULL); + if (ACPI_FAILURE(status)) { + warn("%s: _EJ0 failed\n", __FUNCTION__); + return -1; + } else + break; + } + } + return 0; +} + +/** * acpiphp_check_bridge - re-enumerate devices * * Iterate over all slots under this bridge and make sure that if a @@ -942,6 +940,8 @@ static int acpiphp_check_bridge(struct acpiphp_bridge *bridge) if (retval) { err("Error occurred in disabling\n"); goto err_exit; + } else { + acpiphp_eject_slot(slot); } disabled++; } else { @@ -962,6 +962,144 @@ static int acpiphp_check_bridge(struct acpiphp_bridge *bridge) return retval; } +static void program_hpp(struct pci_dev *dev, struct acpiphp_bridge *bridge) +{ + u16 pci_cmd, pci_bctl; + struct pci_dev *cdev; + + /* Program hpp values for this device */ + if (!(dev->hdr_type == PCI_HEADER_TYPE_NORMAL || + (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE && + (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI))) + return; + pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, + bridge->hpp.cache_line_size); + pci_write_config_byte(dev, PCI_LATENCY_TIMER, + bridge->hpp.latency_timer); + pci_read_config_word(dev, PCI_COMMAND, &pci_cmd); + if (bridge->hpp.enable_SERR) + pci_cmd |= PCI_COMMAND_SERR; + else + pci_cmd &= ~PCI_COMMAND_SERR; + if (bridge->hpp.enable_PERR) + pci_cmd |= PCI_COMMAND_PARITY; + else + pci_cmd &= ~PCI_COMMAND_PARITY; + pci_write_config_word(dev, PCI_COMMAND, pci_cmd); + + /* Program bridge control value and child devices */ + if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) { + pci_write_config_byte(dev, PCI_SEC_LATENCY_TIMER, + bridge->hpp.latency_timer); + pci_read_config_word(dev, PCI_BRIDGE_CONTROL, &pci_bctl); + if (bridge->hpp.enable_SERR) + pci_bctl |= PCI_BRIDGE_CTL_SERR; + else + pci_bctl &= ~PCI_BRIDGE_CTL_SERR; + if (bridge->hpp.enable_PERR) + pci_bctl |= PCI_BRIDGE_CTL_PARITY; + else + pci_bctl &= ~PCI_BRIDGE_CTL_PARITY; + pci_write_config_word(dev, PCI_BRIDGE_CONTROL, pci_bctl); + if (dev->subordinate) { + list_for_each_entry(cdev, &dev->subordinate->devices, + bus_list) + program_hpp(cdev, bridge); + } + } +} + +static void acpiphp_set_hpp_values(acpi_handle handle, struct pci_bus *bus) +{ + struct acpiphp_bridge bridge; + struct pci_dev *dev; + + memset(&bridge, 0, sizeof(bridge)); + bridge.handle = handle; + decode_hpp(&bridge); + list_for_each_entry(dev, &bus->devices, bus_list) + program_hpp(dev, &bridge); + +} + +/* + * Remove devices for which we could not assign resources, call + * arch specific code to fix-up the bus + */ +static void acpiphp_sanitize_bus(struct pci_bus *bus) +{ + struct pci_dev *dev; + int i; + unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM; + + list_for_each_entry(dev, &bus->devices, bus_list) { + for (i=0; i<PCI_BRIDGE_RESOURCES; i++) { + struct resource *res = &dev->resource[i]; + if ((res->flags & type_mask) && !res->start && + res->end) { + /* Could not assign a required resources + * for this device, remove it */ + pci_remove_bus_device(dev); + break; + } + } + } +} + +/* Program resources in newly inserted bridge */ +static int acpiphp_configure_bridge (acpi_handle handle) +{ + struct acpi_pci_id pci_id; + struct pci_bus *bus; + + if (ACPI_FAILURE(acpi_get_pci_id(handle, &pci_id))) { + err("cannot get PCI domain and bus number for bridge\n"); + return -EINVAL; + } + bus = pci_find_bus(pci_id.segment, pci_id.bus); + if (!bus) { + err("cannot find bus %d:%d\n", + pci_id.segment, pci_id.bus); + return -EINVAL; + } + + pci_bus_size_bridges(bus); + pci_bus_assign_resources(bus); + acpiphp_sanitize_bus(bus); + acpiphp_set_hpp_values(handle, bus); + pci_enable_bridges(bus); + acpiphp_configure_ioapics(handle); + return 0; +} + +static void handle_bridge_insertion(acpi_handle handle, u32 type) +{ + struct acpi_device *device, *pdevice; + acpi_handle phandle; + + if ((type != ACPI_NOTIFY_BUS_CHECK) && + (type != ACPI_NOTIFY_DEVICE_CHECK)) { + err("unexpected notification type %d\n", type); + return; + } + + acpi_get_parent(handle, &phandle); + if (acpi_bus_get_device(phandle, &pdevice)) { + dbg("no parent device, assuming NULL\n"); + pdevice = NULL; + } + if (acpi_bus_add(&device, pdevice, handle, ACPI_BUS_TYPE_DEVICE)) { + err("cannot add bridge to acpi list\n"); + return; + } + if (!acpiphp_configure_bridge(handle) && + !acpi_bus_start(device)) + add_bridge(handle); + else + err("cannot configure and start bridge\n"); + +} + /* * ACPI event handlers */ @@ -982,8 +1120,19 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *cont char objname[64]; struct acpi_buffer buffer = { .length = sizeof(objname), .pointer = objname }; + struct acpi_device *device; - bridge = (struct acpiphp_bridge *)context; + if (acpi_bus_get_device(handle, &device)) { + /* This bridge must have just been physically inserted */ + handle_bridge_insertion(handle, type); + return; + } + + bridge = acpiphp_handle_to_bridge(handle); + if (!bridge) { + err("cannot get bridge info\n"); + return; + } acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); @@ -1031,7 +1180,6 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *cont } } - /** * handle_hotplug_event_func - handle ACPI event on functions (i.e. slots) * @@ -1074,7 +1222,8 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type, void *contex case ACPI_NOTIFY_EJECT_REQUEST: /* request device eject */ dbg("%s: Device eject notify on %s\n", __FUNCTION__, objname); - acpiphp_disable_slot(func->slot); + if (!(acpiphp_disable_slot(func->slot))) + acpiphp_eject_slot(func->slot); break; default: @@ -1083,6 +1232,47 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type, void *contex } } +static int is_root_bridge(acpi_handle handle) +{ + acpi_status status; + struct acpi_device_info *info; + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + int i; + + status = acpi_get_object_info(handle, &buffer); + if (ACPI_SUCCESS(status)) { + info = buffer.pointer; + if ((info->valid & ACPI_VALID_HID) && + !strcmp(PCI_ROOT_HID_STRING, + info->hardware_id.value)) { + acpi_os_free(buffer.pointer); + return 1; + } + if (info->valid & ACPI_VALID_CID) { + for (i=0; i < info->compatibility_id.count; i++) { + if (!strcmp(PCI_ROOT_HID_STRING, + info->compatibility_id.id[i].value)) { + acpi_os_free(buffer.pointer); + return 1; + } + } + } + } + return 0; +} + +static acpi_status +find_root_bridges(acpi_handle handle, u32 lvl, void *context, void **rv) +{ + int *count = (int *)context; + + if (is_root_bridge(handle)) { + acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY, + handle_hotplug_event_bridge, NULL); + (*count)++; + } + return AE_OK ; +} static struct acpi_pci_driver acpi_pci_hp_driver = { .add = add_bridge, @@ -1095,15 +1285,15 @@ static struct acpi_pci_driver acpi_pci_hp_driver = { */ int __init acpiphp_glue_init(void) { - int num; - - if (list_empty(&pci_root_buses)) - return -1; + int num = 0; - num = acpi_pci_register_driver(&acpi_pci_hp_driver); + acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, find_root_bridges, &num, NULL); if (num <= 0) return -1; + else + acpi_pci_register_driver(&acpi_pci_hp_driver); return 0; } @@ -1116,46 +1306,6 @@ int __init acpiphp_glue_init(void) */ void __exit acpiphp_glue_exit(void) { - struct list_head *l1, *l2, *n1, *n2; - struct acpiphp_bridge *bridge; - struct acpiphp_slot *slot, *next; - struct acpiphp_func *func; - acpi_status status; - - list_for_each_safe (l1, n1, &bridge_list) { - bridge = (struct acpiphp_bridge *)l1; - slot = bridge->slots; - while (slot) { - next = slot->next; - list_for_each_safe (l2, n2, &slot->funcs) { - func = list_entry(l2, struct acpiphp_func, sibling); - acpiphp_free_resource(&func->io_head); - acpiphp_free_resource(&func->mem_head); - acpiphp_free_resource(&func->p_mem_head); - acpiphp_free_resource(&func->bus_head); - status = acpi_remove_notify_handler(func->handle, - ACPI_SYSTEM_NOTIFY, - handle_hotplug_event_func); - if (ACPI_FAILURE(status)) - err("failed to remove notify handler\n"); - kfree(func); - } - kfree(slot); - slot = next; - } - status = acpi_remove_notify_handler(bridge->handle, ACPI_SYSTEM_NOTIFY, - handle_hotplug_event_bridge); - if (ACPI_FAILURE(status)) - err("failed to remove notify handler\n"); - - acpiphp_free_resource(&bridge->io_head); - acpiphp_free_resource(&bridge->mem_head); - acpiphp_free_resource(&bridge->p_mem_head); - acpiphp_free_resource(&bridge->bus_head); - - kfree(bridge); - } - acpi_pci_unregister_driver(&acpi_pci_hp_driver); } @@ -1173,11 +1323,14 @@ int __init acpiphp_get_num_slots(void) list_for_each (node, &bridge_list) { bridge = (struct acpiphp_bridge *)node; - dbg("Bus%d %dslot(s)\n", bridge->bus, bridge->nr_slots); + dbg("Bus %04x:%02x has %d slot%s\n", + pci_domain_nr(bridge->pci_bus), + bridge->pci_bus->number, bridge->nr_slots, + bridge->nr_slots == 1 ? "" : "s"); num_slots += bridge->nr_slots; } - dbg("Total %dslots\n", num_slots); + dbg("Total %d slots\n", num_slots); return num_slots; } @@ -1254,7 +1407,6 @@ int acpiphp_enable_slot(struct acpiphp_slot *slot) return retval; } - /** * acpiphp_disable_slot - power off slot */ @@ -1274,13 +1426,6 @@ int acpiphp_disable_slot(struct acpiphp_slot *slot) if (retval) goto err_exit; - acpiphp_resource_sort_and_combine(&slot->bridge->io_head); - acpiphp_resource_sort_and_combine(&slot->bridge->mem_head); - acpiphp_resource_sort_and_combine(&slot->bridge->p_mem_head); - acpiphp_resource_sort_and_combine(&slot->bridge->bus_head); - dbg("Available resources:\n"); - acpiphp_dump_resource(slot->bridge); - err_exit: up(&slot->crit_sect); return retval; @@ -1293,11 +1438,7 @@ int acpiphp_disable_slot(struct acpiphp_slot *slot) */ u8 acpiphp_get_power_status(struct acpiphp_slot *slot) { - unsigned int sta; - - sta = get_slot_status(slot); - - return (sta & ACPI_STA_ENABLED) ? 1 : 0; + return (slot->flags & SLOT_POWEREDON); } @@ -1335,9 +1476,10 @@ u8 acpiphp_get_adapter_status(struct acpiphp_slot *slot) u32 acpiphp_get_address(struct acpiphp_slot *slot) { u32 address; + struct pci_bus *pci_bus = slot->bridge->pci_bus; - address = ((slot->bridge->seg) << 16) | - ((slot->bridge->bus) << 8) | + address = (pci_domain_nr(pci_bus) << 16) | + (pci_bus->number << 8) | slot->device; return address; diff --git a/drivers/pci/hotplug/acpiphp_pci.c b/drivers/pci/hotplug/acpiphp_pci.c deleted file mode 100644 index 54d97c9..0000000 --- a/drivers/pci/hotplug/acpiphp_pci.c +++ /dev/null @@ -1,449 +0,0 @@ -/* - * ACPI PCI HotPlug PCI configuration space management - * - * Copyright (C) 1995,2001 Compaq Computer Corporation - * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) - * Copyright (C) 2001,2002 IBM Corp. - * Copyright (C) 2002 Takayoshi Kochi (t-kochi@bq.jp.nec.com) - * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) - * Copyright (C) 2002 NEC Corporation - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Send feedback to <t-kochi@bq.jp.nec.com> - * - */ - -#include <linux/init.h> -#include <linux/module.h> - -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/acpi.h> -#include "../pci.h" -#include "pci_hotplug.h" -#include "acpiphp.h" - -#define MY_NAME "acpiphp_pci" - - -/* allocate mem/pmem/io resource to a new function */ -static int init_config_space (struct acpiphp_func *func) -{ - u32 bar, len; - u32 address[] = { - PCI_BASE_ADDRESS_0, - PCI_BASE_ADDRESS_1, - PCI_BASE_ADDRESS_2, - PCI_BASE_ADDRESS_3, - PCI_BASE_ADDRESS_4, - PCI_BASE_ADDRESS_5, - 0 - }; - int count; - struct acpiphp_bridge *bridge; - struct pci_resource *res; - struct pci_bus *pbus; - int bus, device, function; - unsigned int devfn; - u16 tmp; - - bridge = func->slot->bridge; - pbus = bridge->pci_bus; - bus = bridge->bus; - device = func->slot->device; - function = func->function; - devfn = PCI_DEVFN(device, function); - - for (count = 0; address[count]; count++) { /* for 6 BARs */ - pci_bus_write_config_dword(pbus, devfn, - address[count], 0xFFFFFFFF); - pci_bus_read_config_dword(pbus, devfn, address[count], &bar); - - if (!bar) /* This BAR is not implemented */ - continue; - - dbg("Device %02x.%02x BAR %d wants %x\n", device, function, count, bar); - - if (bar & PCI_BASE_ADDRESS_SPACE_IO) { - /* This is IO */ - - len = bar & (PCI_BASE_ADDRESS_IO_MASK & 0xFFFF); - len = len & ~(len - 1); - - dbg("len in IO %x, BAR %d\n", len, count); - - spin_lock(&bridge->res_lock); - res = acpiphp_get_io_resource(&bridge->io_head, len); - spin_unlock(&bridge->res_lock); - - if (!res) { - err("cannot allocate requested io for %02x:%02x.%d len %x\n", - bus, device, function, len); - return -1; - } - pci_bus_write_config_dword(pbus, devfn, - address[count], - (u32)res->base); - res->next = func->io_head; - func->io_head = res; - - } else { - /* This is Memory */ - if (bar & PCI_BASE_ADDRESS_MEM_PREFETCH) { - /* pfmem */ - - len = bar & 0xFFFFFFF0; - len = ~len + 1; - - dbg("len in PFMEM %x, BAR %d\n", len, count); - - spin_lock(&bridge->res_lock); - res = acpiphp_get_resource(&bridge->p_mem_head, len); - spin_unlock(&bridge->res_lock); - - if (!res) { - err("cannot allocate requested pfmem for %02x:%02x.%d len %x\n", - bus, device, function, len); - return -1; - } - - pci_bus_write_config_dword(pbus, devfn, - address[count], - (u32)res->base); - - if (bar & PCI_BASE_ADDRESS_MEM_TYPE_64) { /* takes up another dword */ - dbg("inside the pfmem 64 case, count %d\n", count); - count += 1; - pci_bus_write_config_dword(pbus, devfn, - address[count], - (u32)(res->base >> 32)); - } - - res->next = func->p_mem_head; - func->p_mem_head = res; - - } else { - /* regular memory */ - - len = bar & 0xFFFFFFF0; - len = ~len + 1; - - dbg("len in MEM %x, BAR %d\n", len, count); - - spin_lock(&bridge->res_lock); - res = acpiphp_get_resource(&bridge->mem_head, len); - spin_unlock(&bridge->res_lock); - - if (!res) { - err("cannot allocate requested pfmem for %02x:%02x.%d len %x\n", - bus, device, function, len); - return -1; - } - - pci_bus_write_config_dword(pbus, devfn, - address[count], - (u32)res->base); - - if (bar & PCI_BASE_ADDRESS_MEM_TYPE_64) { - /* takes up another dword */ - dbg("inside mem 64 case, reg. mem, count %d\n", count); - count += 1; - pci_bus_write_config_dword(pbus, devfn, - address[count], - (u32)(res->base >> 32)); - } - - res->next = func->mem_head; - func->mem_head = res; - - } - } - } - - /* disable expansion rom */ - pci_bus_write_config_dword(pbus, devfn, PCI_ROM_ADDRESS, 0x00000000); - - /* set PCI parameters from _HPP */ - pci_bus_write_config_byte(pbus, devfn, PCI_CACHE_LINE_SIZE, - bridge->hpp.cache_line_size); - pci_bus_write_config_byte(pbus, devfn, PCI_LATENCY_TIMER, - bridge->hpp.latency_timer); - - pci_bus_read_config_word(pbus, devfn, PCI_COMMAND, &tmp); - if (bridge->hpp.enable_SERR) - tmp |= PCI_COMMAND_SERR; - if (bridge->hpp.enable_PERR) - tmp |= PCI_COMMAND_PARITY; - pci_bus_write_config_word(pbus, devfn, PCI_COMMAND, tmp); - - return 0; -} - -/* detect_used_resource - subtract resource under dev from bridge */ -static int detect_used_resource (struct acpiphp_bridge *bridge, struct pci_dev *dev) -{ - int count; - - dbg("Device %s\n", pci_name(dev)); - - for (count = 0; count < DEVICE_COUNT_RESOURCE; count++) { - struct pci_resource *res; - struct pci_resource **head; - unsigned long base = dev->resource[count].start; - unsigned long len = dev->resource[count].end - base + 1; - unsigned long flags = dev->resource[count].flags; - - if (!flags) - continue; - - dbg("BAR[%d] 0x%lx - 0x%lx (0x%lx)\n", count, base, - base + len - 1, flags); - - if (flags & IORESOURCE_IO) { - head = &bridge->io_head; - } else if (flags & IORESOURCE_PREFETCH) { - head = &bridge->p_mem_head; - } else { - head = &bridge->mem_head; - } - - spin_lock(&bridge->res_lock); - res = acpiphp_get_resource_with_base(head, base, len); - spin_unlock(&bridge->res_lock); - if (res) - kfree(res); - } - - return 0; -} - - -/** - * acpiphp_detect_pci_resource - detect resources under bridge - * @bridge: detect all resources already used under this bridge - * - * collect all resources already allocated for all devices under a bridge. - */ -int acpiphp_detect_pci_resource (struct acpiphp_bridge *bridge) -{ - struct list_head *l; - struct pci_dev *dev; - - list_for_each (l, &bridge->pci_bus->devices) { - dev = pci_dev_b(l); - detect_used_resource(bridge, dev); - } - - return 0; -} - - -/** - * acpiphp_init_slot_resource - gather resource usage information of a slot - * @slot: ACPI slot object to be checked, should have valid pci_dev member - * - * TBD: PCI-to-PCI bridge case - * use pci_dev->resource[] - */ -int acpiphp_init_func_resource (struct acpiphp_func *func) -{ - u64 base; - u32 bar, len; - u32 address[] = { - PCI_BASE_ADDRESS_0, - PCI_BASE_ADDRESS_1, - PCI_BASE_ADDRESS_2, - PCI_BASE_ADDRESS_3, - PCI_BASE_ADDRESS_4, - PCI_BASE_ADDRESS_5, - 0 - }; - int count; - struct pci_resource *res; - struct pci_dev *dev; - - dev = func->pci_dev; - dbg("Hot-pluggable device %s\n", pci_name(dev)); - - for (count = 0; address[count]; count++) { /* for 6 BARs */ - pci_read_config_dword(dev, address[count], &bar); - - if (!bar) /* This BAR is not implemented */ - continue; - - pci_write_config_dword(dev, address[count], 0xFFFFFFFF); - pci_read_config_dword(dev, address[count], &len); - - if (len & PCI_BASE_ADDRESS_SPACE_IO) { - /* This is IO */ - base = bar & 0xFFFFFFFC; - len = len & (PCI_BASE_ADDRESS_IO_MASK & 0xFFFF); - len = len & ~(len - 1); - - dbg("BAR[%d] %08x - %08x (IO)\n", count, (u32)base, (u32)base + len - 1); - - res = acpiphp_make_resource(base, len); - if (!res) - goto no_memory; - - res->next = func->io_head; - func->io_head = res; - - } else { - /* This is Memory */ - base = bar & 0xFFFFFFF0; - if (len & PCI_BASE_ADDRESS_MEM_PREFETCH) { - /* pfmem */ - - len &= 0xFFFFFFF0; - len = ~len + 1; - - if (len & PCI_BASE_ADDRESS_MEM_TYPE_64) { /* takes up another dword */ - dbg("prefetch mem 64\n"); - count += 1; - } - dbg("BAR[%d] %08x - %08x (PMEM)\n", count, (u32)base, (u32)base + len - 1); - res = acpiphp_make_resource(base, len); - if (!res) - goto no_memory; - - res->next = func->p_mem_head; - func->p_mem_head = res; - - } else { - /* regular memory */ - - len &= 0xFFFFFFF0; - len = ~len + 1; - - if (len & PCI_BASE_ADDRESS_MEM_TYPE_64) { - /* takes up another dword */ - dbg("mem 64\n"); - count += 1; - } - dbg("BAR[%d] %08x - %08x (MEM)\n", count, (u32)base, (u32)base + len - 1); - res = acpiphp_make_resource(base, len); - if (!res) - goto no_memory; - - res->next = func->mem_head; - func->mem_head = res; - - } - } - - pci_write_config_dword(dev, address[count], bar); - } -#if 1 - acpiphp_dump_func_resource(func); -#endif - - return 0; - - no_memory: - err("out of memory\n"); - acpiphp_free_resource(&func->io_head); - acpiphp_free_resource(&func->mem_head); - acpiphp_free_resource(&func->p_mem_head); - - return -1; -} - - -/** - * acpiphp_configure_slot - allocate PCI resources - * @slot: slot to be configured - * - * initializes a PCI functions on a device inserted - * into the slot - * - */ -int acpiphp_configure_slot (struct acpiphp_slot *slot) -{ - struct acpiphp_func *func; - struct list_head *l; - u8 hdr; - u32 dvid; - int retval = 0; - int is_multi = 0; - - pci_bus_read_config_byte(slot->bridge->pci_bus, - PCI_DEVFN(slot->device, 0), - PCI_HEADER_TYPE, &hdr); - - if (hdr & 0x80) - is_multi = 1; - - list_for_each (l, &slot->funcs) { - func = list_entry(l, struct acpiphp_func, sibling); - if (is_multi || func->function == 0) { - pci_bus_read_config_dword(slot->bridge->pci_bus, - PCI_DEVFN(slot->device, - func->function), - PCI_VENDOR_ID, &dvid); - if (dvid != 0xffffffff) { - retval = init_config_space(func); - if (retval) - break; - } - } - } - - return retval; -} - -/** - * acpiphp_configure_function - configure PCI function - * @func: function to be configured - * - * initializes a PCI functions on a device inserted - * into the slot - * - */ -int acpiphp_configure_function (struct acpiphp_func *func) -{ - /* all handled by the pci core now */ - return 0; -} - -/** - * acpiphp_unconfigure_function - unconfigure PCI function - * @func: function to be unconfigured - * - */ -void acpiphp_unconfigure_function (struct acpiphp_func *func) -{ - struct acpiphp_bridge *bridge; - - /* if pci_dev is NULL, ignore it */ - if (!func->pci_dev) - return; - - pci_remove_bus_device(func->pci_dev); - - /* free all resources */ - bridge = func->slot->bridge; - - spin_lock(&bridge->res_lock); - acpiphp_move_resource(&func->io_head, &bridge->io_head); - acpiphp_move_resource(&func->mem_head, &bridge->mem_head); - acpiphp_move_resource(&func->p_mem_head, &bridge->p_mem_head); - acpiphp_move_resource(&func->bus_head, &bridge->bus_head); - spin_unlock(&bridge->res_lock); -} diff --git a/drivers/pci/hotplug/acpiphp_res.c b/drivers/pci/hotplug/acpiphp_res.c deleted file mode 100644 index f54b1fa..0000000 --- a/drivers/pci/hotplug/acpiphp_res.c +++ /dev/null @@ -1,700 +0,0 @@ -/* - * ACPI PCI HotPlug Utility functions - * - * Copyright (C) 1995,2001 Compaq Computer Corporation - * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) - * Copyright (C) 2001 IBM Corp. - * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) - * Copyright (C) 2002 Takayoshi Kochi (t-kochi@bq.jp.nec.com) - * Copyright (C) 2002 NEC Corporation - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Send feedback to <gregkh@us.ibm.com>, <t-kochi@bq.jp.nec.com> - * - */ - -#include <linux/init.h> -#include <linux/module.h> - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/proc_fs.h> -#include <linux/sysctl.h> -#include <linux/pci.h> -#include <linux/smp.h> -#include <linux/smp_lock.h> - -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/errno.h> -#include <linux/ioport.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/timer.h> - -#include <linux/ioctl.h> -#include <linux/fcntl.h> - -#include <linux/list.h> - -#include "pci_hotplug.h" -#include "acpiphp.h" - -#define MY_NAME "acpiphp_res" - - -/* - * sort_by_size - sort nodes by their length, smallest first - */ -static int sort_by_size(struct pci_resource **head) -{ - struct pci_resource *current_res; - struct pci_resource *next_res; - int out_of_order = 1; - - if (!(*head)) - return 1; - - if (!((*head)->next)) - return 0; - - while (out_of_order) { - out_of_order = 0; - - /* Special case for swapping list head */ - if (((*head)->next) && - ((*head)->length > (*head)->next->length)) { - out_of_order++; - current_res = *head; - *head = (*head)->next; - current_res->next = (*head)->next; - (*head)->next = current_res; - } - - current_res = *head; - - while (current_res->next && current_res->next->next) { - if (current_res->next->length > current_res->next->next->length) { - out_of_order++; - next_res = current_res->next; - current_res->next = current_res->next->next; - current_res = current_res->next; - next_res->next = current_res->next; - current_res->next = next_res; - } else - current_res = current_res->next; - } - } /* End of out_of_order loop */ - - return 0; -} - -#if 0 -/* - * sort_by_max_size - sort nodes by their length, largest first - */ -static int sort_by_max_size(struct pci_resource **head) -{ - struct pci_resource *current_res; - struct pci_resource *next_res; - int out_of_order = 1; - - if (!(*head)) - return 1; - - if (!((*head)->next)) - return 0; - - while (out_of_order) { - out_of_order = 0; - - /* Special case for swapping list head */ - if (((*head)->next) && - ((*head)->length < (*head)->next->length)) { - out_of_order++; - current_res = *head; - *head = (*head)->next; - current_res->next = (*head)->next; - (*head)->next = current_res; - } - - current_res = *head; - - while (current_res->next && current_res->next->next) { - if (current_res->next->length < current_res->next->next->length) { - out_of_order++; - next_res = current_res->next; - current_res->next = current_res->next->next; - current_res = current_res->next; - next_res->next = current_res->next; - current_res->next = next_res; - } else - current_res = current_res->next; - } - } /* End of out_of_order loop */ - - return 0; -} -#endif - -/** - * get_io_resource - get resource for I/O ports - * - * this function sorts the resource list by size and then - * returns the first node of "size" length that is not in the - * ISA aliasing window. If it finds a node larger than "size" - * it will split it up. - * - * size must be a power of two. - * - * difference from get_resource is handling of ISA aliasing space. - * - */ -struct pci_resource *acpiphp_get_io_resource (struct pci_resource **head, u32 size) -{ - struct pci_resource *prevnode; - struct pci_resource *node; - struct pci_resource *split_node; - u64 temp_qword; - - if (!(*head)) - return NULL; - - if (acpiphp_resource_sort_and_combine(head)) - return NULL; - - if (sort_by_size(head)) - return NULL; - - for (node = *head; node; node = node->next) { - if (node->length < size) - continue; - - if (node->base & (size - 1)) { - /* this one isn't base aligned properly - so we'll make a new entry and split it up */ - temp_qword = (node->base | (size-1)) + 1; - - /* Short circuit if adjusted size is too small */ - if ((node->length - (temp_qword - node->base)) < size) - continue; - - split_node = acpiphp_make_resource(node->base, temp_qword - node->base); - - if (!split_node) - return NULL; - - node->base = temp_qword; - node->length -= split_node->length; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } /* End of non-aligned base */ - - /* Don't need to check if too small since we already did */ - if (node->length > size) { - /* this one is longer than we need - so we'll make a new entry and split it up */ - split_node = acpiphp_make_resource(node->base + size, node->length - size); - - if (!split_node) - return NULL; - - node->length = size; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } /* End of too big on top end */ - - /* For IO make sure it's not in the ISA aliasing space */ - if ((node->base & 0x300L) && !(node->base & 0xfffff000)) - continue; - - /* If we got here, then it is the right size - Now take it out of the list */ - if (*head == node) { - *head = node->next; - } else { - prevnode = *head; - while (prevnode->next != node) - prevnode = prevnode->next; - - prevnode->next = node->next; - } - node->next = NULL; - /* Stop looping */ - break; - } - - return node; -} - - -#if 0 -/** - * get_max_resource - get the largest resource - * - * Gets the largest node that is at least "size" big from the - * list pointed to by head. It aligns the node on top and bottom - * to "size" alignment before returning it. - */ -static struct pci_resource *acpiphp_get_max_resource (struct pci_resource **head, u32 size) -{ - struct pci_resource *max; - struct pci_resource *temp; - struct pci_resource *split_node; - u64 temp_qword; - - if (!(*head)) - return NULL; - - if (acpiphp_resource_sort_and_combine(head)) - return NULL; - - if (sort_by_max_size(head)) - return NULL; - - for (max = *head;max; max = max->next) { - - /* If not big enough we could probably just bail, - instead we'll continue to the next. */ - if (max->length < size) - continue; - - if (max->base & (size - 1)) { - /* this one isn't base aligned properly - so we'll make a new entry and split it up */ - temp_qword = (max->base | (size-1)) + 1; - - /* Short circuit if adjusted size is too small */ - if ((max->length - (temp_qword - max->base)) < size) - continue; - - split_node = acpiphp_make_resource(max->base, temp_qword - max->base); - - if (!split_node) - return NULL; - - max->base = temp_qword; - max->length -= split_node->length; - - /* Put it next in the list */ - split_node->next = max->next; - max->next = split_node; - } - - if ((max->base + max->length) & (size - 1)) { - /* this one isn't end aligned properly at the top - so we'll make a new entry and split it up */ - temp_qword = ((max->base + max->length) & ~(size - 1)); - - split_node = acpiphp_make_resource(temp_qword, - max->length + max->base - temp_qword); - - if (!split_node) - return NULL; - - max->length -= split_node->length; - - /* Put it in the list */ - split_node->next = max->next; - max->next = split_node; - } - - /* Make sure it didn't shrink too much when we aligned it */ - if (max->length < size) - continue; - - /* Now take it out of the list */ - temp = (struct pci_resource*) *head; - if (temp == max) { - *head = max->next; - } else { - while (temp && temp->next != max) { - temp = temp->next; - } - - temp->next = max->next; - } - - max->next = NULL; - return max; - } - - /* If we get here, we couldn't find one */ - return NULL; -} -#endif - -/** - * get_resource - get resource (mem, pfmem) - * - * this function sorts the resource list by size and then - * returns the first node of "size" length. If it finds a node - * larger than "size" it will split it up. - * - * size must be a power of two. - * - */ -struct pci_resource *acpiphp_get_resource (struct pci_resource **head, u32 size) -{ - struct pci_resource *prevnode; - struct pci_resource *node; - struct pci_resource *split_node; - u64 temp_qword; - - if (!(*head)) - return NULL; - - if (acpiphp_resource_sort_and_combine(head)) - return NULL; - - if (sort_by_size(head)) - return NULL; - - for (node = *head; node; node = node->next) { - dbg("%s: req_size =%x node=%p, base=%x, length=%x\n", - __FUNCTION__, size, node, (u32)node->base, node->length); - if (node->length < size) - continue; - - if (node->base & (size - 1)) { - dbg("%s: not aligned\n", __FUNCTION__); - /* this one isn't base aligned properly - so we'll make a new entry and split it up */ - temp_qword = (node->base | (size-1)) + 1; - - /* Short circuit if adjusted size is too small */ - if ((node->length - (temp_qword - node->base)) < size) - continue; - - split_node = acpiphp_make_resource(node->base, temp_qword - node->base); - - if (!split_node) - return NULL; - - node->base = temp_qword; - node->length -= split_node->length; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } /* End of non-aligned base */ - - /* Don't need to check if too small since we already did */ - if (node->length > size) { - dbg("%s: too big\n", __FUNCTION__); - /* this one is longer than we need - so we'll make a new entry and split it up */ - split_node = acpiphp_make_resource(node->base + size, node->length - size); - - if (!split_node) - return NULL; - - node->length = size; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } /* End of too big on top end */ - - dbg("%s: got one!!!\n", __FUNCTION__); - /* If we got here, then it is the right size - Now take it out of the list */ - if (*head == node) { - *head = node->next; - } else { - prevnode = *head; - while (prevnode->next != node) - prevnode = prevnode->next; - - prevnode->next = node->next; - } - node->next = NULL; - /* Stop looping */ - break; - } - return node; -} - -/** - * get_resource_with_base - get resource with specific base address - * - * this function - * returns the first node of "size" length located at specified base address. - * If it finds a node larger than "size" it will split it up. - * - * size must be a power of two. - * - */ -struct pci_resource *acpiphp_get_resource_with_base (struct pci_resource **head, u64 base, u32 size) -{ - struct pci_resource *prevnode; - struct pci_resource *node; - struct pci_resource *split_node; - u64 temp_qword; - - if (!(*head)) - return NULL; - - if (acpiphp_resource_sort_and_combine(head)) - return NULL; - - for (node = *head; node; node = node->next) { - dbg(": 1st req_base=%x req_size =%x node=%p, base=%x, length=%x\n", - (u32)base, size, node, (u32)node->base, node->length); - if (node->base > base) - continue; - - if ((node->base + node->length) < (base + size)) - continue; - - if (node->base < base) { - dbg(": split 1\n"); - /* this one isn't base aligned properly - so we'll make a new entry and split it up */ - temp_qword = base; - - /* Short circuit if adjusted size is too small */ - if ((node->length - (temp_qword - node->base)) < size) - continue; - - split_node = acpiphp_make_resource(node->base, temp_qword - node->base); - - if (!split_node) - return NULL; - - node->base = temp_qword; - node->length -= split_node->length; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } - - dbg(": 2nd req_base=%x req_size =%x node=%p, base=%x, length=%x\n", - (u32)base, size, node, (u32)node->base, node->length); - - /* Don't need to check if too small since we already did */ - if (node->length > size) { - dbg(": split 2\n"); - /* this one is longer than we need - so we'll make a new entry and split it up */ - split_node = acpiphp_make_resource(node->base + size, node->length - size); - - if (!split_node) - return NULL; - - node->length = size; - - /* Put it in the list */ - split_node->next = node->next; - node->next = split_node; - } /* End of too big on top end */ - - dbg(": got one!!!\n"); - /* If we got here, then it is the right size - Now take it out of the list */ - if (*head == node) { - *head = node->next; - } else { - prevnode = *head; - while (prevnode->next != node) - prevnode = prevnode->next; - - prevnode->next = node->next; - } - node->next = NULL; - /* Stop looping */ - break; - } - return node; -} - - -/** - * acpiphp_resource_sort_and_combine - * - * Sorts all of the nodes in the list in ascending order by - * their base addresses. Also does garbage collection by - * combining adjacent nodes. - * - * returns 0 if success - */ -int acpiphp_resource_sort_and_combine (struct pci_resource **head) -{ - struct pci_resource *node1; - struct pci_resource *node2; - int out_of_order = 1; - - if (!(*head)) - return 1; - - dbg("*head->next = %p\n",(*head)->next); - - if (!(*head)->next) - return 0; /* only one item on the list, already sorted! */ - - dbg("*head->base = 0x%x\n",(u32)(*head)->base); - dbg("*head->next->base = 0x%x\n", (u32)(*head)->next->base); - while (out_of_order) { - out_of_order = 0; - - /* Special case for swapping list head */ - if (((*head)->next) && - ((*head)->base > (*head)->next->base)) { - node1 = *head; - (*head) = (*head)->next; - node1->next = (*head)->next; - (*head)->next = node1; - out_of_order++; - } - - node1 = (*head); - - while (node1->next && node1->next->next) { - if (node1->next->base > node1->next->next->base) { - out_of_order++; - node2 = node1->next; - node1->next = node1->next->next; - node1 = node1->next; - node2->next = node1->next; - node1->next = node2; - } else - node1 = node1->next; - } - } /* End of out_of_order loop */ - - node1 = *head; - - while (node1 && node1->next) { - if ((node1->base + node1->length) == node1->next->base) { - /* Combine */ - dbg("8..\n"); - node1->length += node1->next->length; - node2 = node1->next; - node1->next = node1->next->next; - kfree(node2); - } else - node1 = node1->next; - } - - return 0; -} - - -/** - * acpiphp_make_resource - make resource structure - * @base: base address of a resource - * @length: length of a resource - */ -struct pci_resource *acpiphp_make_resource (u64 base, u32 length) -{ - struct pci_resource *res; - - res = kmalloc(sizeof(struct pci_resource), GFP_KERNEL); - if (res) { - memset(res, 0, sizeof(struct pci_resource)); - res->base = base; - res->length = length; - } - - return res; -} - - -/** - * acpiphp_move_resource - move linked resources from one to another - * @from: head of linked resource list - * @to: head of linked resource list - */ -void acpiphp_move_resource (struct pci_resource **from, struct pci_resource **to) -{ - struct pci_resource *tmp; - - while (*from) { - tmp = (*from)->next; - (*from)->next = *to; - *to = *from; - *from = tmp; - } - - /* *from = NULL is guaranteed */ -} - - -/** - * acpiphp_free_resource - free all linked resources - * @res: head of linked resource list - */ -void acpiphp_free_resource (struct pci_resource **res) -{ - struct pci_resource *tmp; - - while (*res) { - tmp = (*res)->next; - kfree(*res); - *res = tmp; - } - - /* *res = NULL is guaranteed */ -} - - -/* debug support functions; will go away sometime :) */ -static void dump_resource(struct pci_resource *head) -{ - struct pci_resource *p; - int cnt; - - p = head; - cnt = 0; - - while (p) { - dbg("[%02d] %08x - %08x\n", - cnt++, (u32)p->base, (u32)p->base + p->length - 1); - p = p->next; - } -} - -void acpiphp_dump_resource(struct acpiphp_bridge *bridge) -{ - dbg("I/O resource:\n"); - dump_resource(bridge->io_head); - dbg("MEM resource:\n"); - dump_resource(bridge->mem_head); - dbg("PMEM resource:\n"); - dump_resource(bridge->p_mem_head); - dbg("BUS resource:\n"); - dump_resource(bridge->bus_head); -} - -void acpiphp_dump_func_resource(struct acpiphp_func *func) -{ - dbg("I/O resource:\n"); - dump_resource(func->io_head); - dbg("MEM resource:\n"); - dump_resource(func->mem_head); - dbg("PMEM resource:\n"); - dump_resource(func->p_mem_head); - dbg("BUS resource:\n"); - dump_resource(func->bus_head); -} diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c index afbccfa..8c6d398 100644 --- a/drivers/pci/hotplug/cpqphp_core.c +++ b/drivers/pci/hotplug/cpqphp_core.c @@ -60,6 +60,7 @@ static void __iomem *smbios_start; static void __iomem *cpqhp_rom_start; static int power_mode; static int debug; +static int initialized; #define DRIVER_VERSION "0.9.8" #define DRIVER_AUTHOR "Dan Zink <dan.zink@compaq.com>, Greg Kroah-Hartman <greg@kroah.com>" @@ -1271,7 +1272,6 @@ static int one_time_init(void) { int loop; int retval = 0; - static int initialized = 0; if (initialized) return 0; @@ -1441,7 +1441,8 @@ static void __exit unload_cpqphpd(void) } // Stop the notification mechanism - cpqhp_event_stop_thread(); + if (initialized) + cpqhp_event_stop_thread(); //unmap the rom address if (cpqhp_rom_start) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 30206ac..b5ab9aa6 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -28,10 +28,10 @@ static struct msi_desc* msi_desc[NR_IRQS] = { [0 ... NR_IRQS-1] = NULL }; static kmem_cache_t* msi_cachep; static int pci_msi_enable = 1; -static int last_alloc_vector = 0; -static int nr_released_vectors = 0; +static int last_alloc_vector; +static int nr_released_vectors; static int nr_reserved_vectors = NR_HP_RESERVED_VECTORS; -static int nr_msix_devices = 0; +static int nr_msix_devices; #ifndef CONFIG_X86_IO_APIC int vector_irq[NR_VECTORS] = { [0 ... NR_VECTORS - 1] = -1}; @@ -170,44 +170,30 @@ static unsigned int startup_msi_irq_wo_maskbit(unsigned int vector) return 0; /* never anything pending */ } -static void release_msi(unsigned int vector); -static void shutdown_msi_irq(unsigned int vector) -{ - release_msi(vector); -} - -#define shutdown_msi_irq_wo_maskbit shutdown_msi_irq -static void enable_msi_irq_wo_maskbit(unsigned int vector) {} -static void disable_msi_irq_wo_maskbit(unsigned int vector) {} -static void ack_msi_irq_wo_maskbit(unsigned int vector) {} -static void end_msi_irq_wo_maskbit(unsigned int vector) +static unsigned int startup_msi_irq_w_maskbit(unsigned int vector) { - move_msi(vector); - ack_APIC_irq(); + startup_msi_irq_wo_maskbit(vector); + unmask_MSI_irq(vector); + return 0; /* never anything pending */ } -static unsigned int startup_msi_irq_w_maskbit(unsigned int vector) +static void shutdown_msi_irq(unsigned int vector) { struct msi_desc *entry; unsigned long flags; spin_lock_irqsave(&msi_lock, flags); entry = msi_desc[vector]; - if (!entry || !entry->dev) { - spin_unlock_irqrestore(&msi_lock, flags); - return 0; - } - entry->msi_attrib.state = 1; /* Mark it active */ + if (entry && entry->dev) + entry->msi_attrib.state = 0; /* Mark it not active */ spin_unlock_irqrestore(&msi_lock, flags); - - unmask_MSI_irq(vector); - return 0; /* never anything pending */ } -#define shutdown_msi_irq_w_maskbit shutdown_msi_irq -#define enable_msi_irq_w_maskbit unmask_MSI_irq -#define disable_msi_irq_w_maskbit mask_MSI_irq -#define ack_msi_irq_w_maskbit mask_MSI_irq +static void end_msi_irq_wo_maskbit(unsigned int vector) +{ + move_msi(vector); + ack_APIC_irq(); +} static void end_msi_irq_w_maskbit(unsigned int vector) { @@ -216,6 +202,10 @@ static void end_msi_irq_w_maskbit(unsigned int vector) ack_APIC_irq(); } +static void do_nothing(unsigned int vector) +{ +} + /* * Interrupt Type for MSI-X PCI/PCI-X/PCI-Express Devices, * which implement the MSI-X Capability Structure. @@ -223,10 +213,10 @@ static void end_msi_irq_w_maskbit(unsigned int vector) static struct hw_interrupt_type msix_irq_type = { .typename = "PCI-MSI-X", .startup = startup_msi_irq_w_maskbit, - .shutdown = shutdown_msi_irq_w_maskbit, - .enable = enable_msi_irq_w_maskbit, - .disable = disable_msi_irq_w_maskbit, - .ack = ack_msi_irq_w_maskbit, + .shutdown = shutdown_msi_irq, + .enable = unmask_MSI_irq, + .disable = mask_MSI_irq, + .ack = mask_MSI_irq, .end = end_msi_irq_w_maskbit, .set_affinity = set_msi_irq_affinity }; @@ -239,10 +229,10 @@ static struct hw_interrupt_type msix_irq_type = { static struct hw_interrupt_type msi_irq_w_maskbit_type = { .typename = "PCI-MSI", .startup = startup_msi_irq_w_maskbit, - .shutdown = shutdown_msi_irq_w_maskbit, - .enable = enable_msi_irq_w_maskbit, - .disable = disable_msi_irq_w_maskbit, - .ack = ack_msi_irq_w_maskbit, + .shutdown = shutdown_msi_irq, + .enable = unmask_MSI_irq, + .disable = mask_MSI_irq, + .ack = mask_MSI_irq, .end = end_msi_irq_w_maskbit, .set_affinity = set_msi_irq_affinity }; @@ -255,10 +245,10 @@ static struct hw_interrupt_type msi_irq_w_maskbit_type = { static struct hw_interrupt_type msi_irq_wo_maskbit_type = { .typename = "PCI-MSI", .startup = startup_msi_irq_wo_maskbit, - .shutdown = shutdown_msi_irq_wo_maskbit, - .enable = enable_msi_irq_wo_maskbit, - .disable = disable_msi_irq_wo_maskbit, - .ack = ack_msi_irq_wo_maskbit, + .shutdown = shutdown_msi_irq, + .enable = do_nothing, + .disable = do_nothing, + .ack = do_nothing, .end = end_msi_irq_wo_maskbit, .set_affinity = set_msi_irq_affinity }; @@ -407,7 +397,7 @@ static struct msi_desc* alloc_msi_entry(void) { struct msi_desc *entry; - entry = (struct msi_desc*) kmem_cache_alloc(msi_cachep, SLAB_KERNEL); + entry = kmem_cache_alloc(msi_cachep, SLAB_KERNEL); if (!entry) return NULL; @@ -796,18 +786,6 @@ void pci_disable_msi(struct pci_dev* dev) } } -static void release_msi(unsigned int vector) -{ - struct msi_desc *entry; - unsigned long flags; - - spin_lock_irqsave(&msi_lock, flags); - entry = msi_desc[vector]; - if (entry && entry->dev) - entry->msi_attrib.state = 0; /* Mark it not active */ - spin_unlock_irqrestore(&msi_lock, flags); -} - static int msi_free_vector(struct pci_dev* dev, int vector, int reassign) { struct msi_desc *entry; @@ -924,7 +902,7 @@ static int reroute_msix_table(int head, struct msix_entry *entries, int *nvec) /** * pci_enable_msix - configure device's MSI-X capability structure * @dev: pointer to the pci_dev data structure of MSI-X device function - * @data: pointer to an array of MSI-X entries + * @entries: pointer to an array of MSI-X entries * @nvec: number of MSI-X vectors requested for allocation by device driver * * Setup the MSI-X capability structure of device function with the number diff --git a/drivers/pci/msi.h b/drivers/pci/msi.h index bef21ae..390f185 100644 --- a/drivers/pci/msi.h +++ b/drivers/pci/msi.h @@ -41,11 +41,11 @@ static inline void move_msi(int vector) {} #define PCI_MSIX_FLAGS_BIRMASK (7 << 0) #define PCI_MSIX_FLAGS_BITMASK (1 << 0) -#define PCI_MSIX_ENTRY_LOWER_ADDR_OFFSET 0 -#define PCI_MSIX_ENTRY_UPPER_ADDR_OFFSET 4 -#define PCI_MSIX_ENTRY_DATA_OFFSET 8 -#define PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET 12 #define PCI_MSIX_ENTRY_SIZE 16 +#define PCI_MSIX_ENTRY_LOWER_ADDR_OFFSET 0 +#define PCI_MSIX_ENTRY_UPPER_ADDR_OFFSET 4 +#define PCI_MSIX_ENTRY_DATA_OFFSET 8 +#define PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET 12 #define msi_control_reg(base) (base + PCI_MSI_FLAGS) #define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO) @@ -64,7 +64,6 @@ static inline void move_msi(int vector) {} #define msi_enable(control, num) multi_msi_enable(control, num); \ control |= PCI_MSI_FLAGS_ENABLE -#define msix_control_reg msi_control_reg #define msix_table_offset_reg(base) (base + 0x04) #define msix_pba_offset_reg(base) (base + 0x08) #define msix_enable(control) control |= PCI_MSIX_FLAGS_ENABLE diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index e65bf2b..aac6de9 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -7,7 +7,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/device.h> -#include <linux/pci-dynids.h> #include "pci.h" /* @@ -19,35 +18,11 @@ */ #ifdef CONFIG_HOTPLUG -/** - * pci_device_probe_dynamic() - * - * Walk the dynamic ID list looking for a match. - * returns 0 and sets pci_dev->driver when drv claims pci_dev, else error. - */ -static int -pci_device_probe_dynamic(struct pci_driver *drv, struct pci_dev *pci_dev) -{ - int error = -ENODEV; - struct list_head *pos; - struct dynid *dynid; - spin_lock(&drv->dynids.lock); - list_for_each(pos, &drv->dynids.list) { - dynid = list_entry(pos, struct dynid, node); - if (pci_match_one_device(&dynid->id, pci_dev)) { - spin_unlock(&drv->dynids.lock); - error = drv->probe(pci_dev, &dynid->id); - if (error >= 0) { - pci_dev->driver = drv; - return 0; - } - return error; - } - } - spin_unlock(&drv->dynids.lock); - return error; -} +struct pci_dynid { + struct list_head node; + struct pci_device_id id; +}; /** * store_new_id @@ -58,8 +33,7 @@ pci_device_probe_dynamic(struct pci_driver *drv, struct pci_dev *pci_dev) static inline ssize_t store_new_id(struct device_driver *driver, const char *buf, size_t count) { - struct dynid *dynid; - struct bus_type * bus; + struct pci_dynid *dynid; struct pci_driver *pdrv = to_pci_driver(driver); __u32 vendor=PCI_ANY_ID, device=PCI_ANY_ID, subvendor=PCI_ANY_ID, subdevice=PCI_ANY_ID, class=0, class_mask=0; @@ -91,37 +65,22 @@ store_new_id(struct device_driver *driver, const char *buf, size_t count) list_add_tail(&pdrv->dynids.list, &dynid->node); spin_unlock(&pdrv->dynids.lock); - bus = get_bus(pdrv->driver.bus); - if (bus) { - if (get_driver(&pdrv->driver)) { - down_write(&bus->subsys.rwsem); - driver_attach(&pdrv->driver); - up_write(&bus->subsys.rwsem); - put_driver(&pdrv->driver); - } - put_bus(bus); + if (get_driver(&pdrv->driver)) { + driver_attach(&pdrv->driver); + put_driver(&pdrv->driver); } return count; } - static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id); -static inline void -pci_init_dynids(struct pci_dynids *dynids) -{ - spin_lock_init(&dynids->lock); - INIT_LIST_HEAD(&dynids->list); -} static void pci_free_dynids(struct pci_driver *drv) { - struct list_head *pos, *n; - struct dynid *dynid; + struct pci_dynid *dynid, *n; spin_lock(&drv->dynids.lock); - list_for_each_safe(pos, n, &drv->dynids.list) { - dynid = list_entry(pos, struct dynid, node); + list_for_each_entry_safe(dynid, n, &drv->dynids.list, node) { list_del(&dynid->node); kfree(dynid); } @@ -138,83 +97,70 @@ pci_create_newid_file(struct pci_driver *drv) return error; } -static int -pci_bus_match_dynids(const struct pci_dev *pci_dev, struct pci_driver *pci_drv) -{ - struct list_head *pos; - struct dynid *dynid; - - spin_lock(&pci_drv->dynids.lock); - list_for_each(pos, &pci_drv->dynids.list) { - dynid = list_entry(pos, struct dynid, node); - if (pci_match_one_device(&dynid->id, pci_dev)) { - spin_unlock(&pci_drv->dynids.lock); - return 1; - } - } - spin_unlock(&pci_drv->dynids.lock); - return 0; -} - #else /* !CONFIG_HOTPLUG */ -static inline int pci_device_probe_dynamic(struct pci_driver *drv, struct pci_dev *pci_dev) -{ - return -ENODEV; -} -static inline void pci_init_dynids(struct pci_dynids *dynids) {} static inline void pci_free_dynids(struct pci_driver *drv) {} static inline int pci_create_newid_file(struct pci_driver *drv) { return 0; } -static inline int pci_bus_match_dynids(const struct pci_dev *pci_dev, struct pci_driver *pci_drv) -{ - return 0; -} #endif /** - * pci_match_device - Tell if a PCI device structure has a matching - * PCI device id structure + * pci_match_id - See if a pci device matches a given pci_id table * @ids: array of PCI device id structures to search in - * @dev: the PCI device structure to match against - * + * @dev: the PCI device structure to match against. + * * Used by a driver to check whether a PCI device present in the - * system is in its list of supported devices.Returns the matching + * system is in its list of supported devices. Returns the matching * pci_device_id structure or %NULL if there is no match. + * + * Depreciated, don't use this as it will not catch any dynamic ids + * that a driver might want to check for. */ -const struct pci_device_id * -pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev) +const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, + struct pci_dev *dev) { - while (ids->vendor || ids->subvendor || ids->class_mask) { - if (pci_match_one_device(ids, dev)) - return ids; - ids++; + if (ids) { + while (ids->vendor || ids->subvendor || ids->class_mask) { + if (pci_match_one_device(ids, dev)) + return ids; + ids++; + } } return NULL; } /** - * pci_device_probe_static() - * - * returns 0 and sets pci_dev->driver when drv claims pci_dev, else error. + * pci_match_device - Tell if a PCI device structure has a matching + * PCI device id structure + * @ids: array of PCI device id structures to search in + * @dev: the PCI device structure to match against + * @drv: the PCI driver to match against + * + * Used by a driver to check whether a PCI device present in the + * system is in its list of supported devices. Returns the matching + * pci_device_id structure or %NULL if there is no match. */ -static int -pci_device_probe_static(struct pci_driver *drv, struct pci_dev *pci_dev) -{ - int error = -ENODEV; +const struct pci_device_id *pci_match_device(struct pci_driver *drv, + struct pci_dev *dev) +{ const struct pci_device_id *id; + struct pci_dynid *dynid; - if (!drv->id_table) - return error; - id = pci_match_device(drv->id_table, pci_dev); + id = pci_match_id(drv->id_table, dev); if (id) - error = drv->probe(pci_dev, id); - if (error >= 0) { - pci_dev->driver = drv; - error = 0; + return id; + + /* static ids didn't match, lets look at the dynamic ones */ + spin_lock(&drv->dynids.lock); + list_for_each_entry(dynid, &drv->dynids.list, node) { + if (pci_match_one_device(&dynid->id, dev)) { + spin_unlock(&drv->dynids.lock); + return &dynid->id; + } } - return error; + spin_unlock(&drv->dynids.lock); + return NULL; } /** @@ -225,13 +171,20 @@ pci_device_probe_static(struct pci_driver *drv, struct pci_dev *pci_dev) */ static int __pci_device_probe(struct pci_driver *drv, struct pci_dev *pci_dev) -{ +{ + const struct pci_device_id *id; int error = 0; if (!pci_dev->driver && drv->probe) { - error = pci_device_probe_static(drv, pci_dev); - if (error == -ENODEV) - error = pci_device_probe_dynamic(drv, pci_dev); + error = -ENODEV; + + id = pci_match_device(drv, pci_dev); + if (id) + error = drv->probe(pci_dev, id); + if (error >= 0) { + pci_dev->driver = drv; + error = 0; + } } return error; } @@ -371,12 +324,6 @@ static struct kobj_type pci_driver_kobj_type = { .sysfs_ops = &pci_driver_sysfs_ops, }; -static int -pci_populate_driver_dir(struct pci_driver *drv) -{ - return pci_create_newid_file(drv); -} - /** * pci_register_driver - register a new pci driver * @drv: the driver structure to register @@ -401,13 +348,15 @@ int pci_register_driver(struct pci_driver *drv) drv->driver.shutdown = pci_device_shutdown; drv->driver.owner = drv->owner; drv->driver.kobj.ktype = &pci_driver_kobj_type; - pci_init_dynids(&drv->dynids); + + spin_lock_init(&drv->dynids.lock); + INIT_LIST_HEAD(&drv->dynids.list); /* register with core */ error = driver_register(&drv->driver); if (!error) - pci_populate_driver_dir(drv); + error = pci_create_newid_file(drv); return error; } @@ -463,21 +412,17 @@ pci_dev_driver(const struct pci_dev *dev) * system is in its list of supported devices.Returns the matching * pci_device_id structure or %NULL if there is no match. */ -static int pci_bus_match(struct device * dev, struct device_driver * drv) +static int pci_bus_match(struct device *dev, struct device_driver *drv) { - const struct pci_dev * pci_dev = to_pci_dev(dev); - struct pci_driver * pci_drv = to_pci_driver(drv); - const struct pci_device_id * ids = pci_drv->id_table; + struct pci_dev *pci_dev = to_pci_dev(dev); + struct pci_driver *pci_drv = to_pci_driver(drv); const struct pci_device_id *found_id; - if (!ids) - return 0; - - found_id = pci_match_device(ids, pci_dev); + found_id = pci_match_device(pci_drv, pci_dev); if (found_id) return 1; - return pci_bus_match_dynids(pci_dev, pci_drv); + return 0; } /** @@ -536,6 +481,7 @@ static int __init pci_driver_init(void) postcore_initcall(pci_driver_init); +EXPORT_SYMBOL(pci_match_id); EXPORT_SYMBOL(pci_match_device); EXPORT_SYMBOL(pci_register_driver); EXPORT_SYMBOL(pci_unregister_driver); diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index a15f940..cc9d653 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -60,15 +60,18 @@ resource_show(struct device * dev, struct device_attribute *attr, char * buf) char * str = buf; int i; int max = 7; + u64 start, end; if (pci_dev->subordinate) max = DEVICE_COUNT_RESOURCE; for (i = 0; i < max; i++) { - str += sprintf(str,"0x%016lx 0x%016lx 0x%016lx\n", - pci_resource_start(pci_dev,i), - pci_resource_end(pci_dev,i), - pci_resource_flags(pci_dev,i)); + struct resource *res = &pci_dev->resource[i]; + pci_resource_to_user(pci_dev, i, res, &start, &end); + str += sprintf(str,"0x%016llx 0x%016llx 0x%016llx\n", + (unsigned long long)start, + (unsigned long long)end, + (unsigned long long)res->flags); } return (str - buf); } @@ -313,8 +316,21 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, struct device, kobj)); struct resource *res = (struct resource *)attr->private; enum pci_mmap_state mmap_type; + u64 start, end; + int i; - vma->vm_pgoff += res->start >> PAGE_SHIFT; + for (i = 0; i < PCI_ROM_RESOURCE; i++) + if (res == &pdev->resource[i]) + break; + if (i >= PCI_ROM_RESOURCE) + return -ENODEV; + + /* pci_mmap_page_range() expects the same kind of entry as coming + * from /proc/bus/pci/ which is a "user visible" value. If this is + * different from the resource itself, arch will do necessary fixup. + */ + pci_resource_to_user(pdev, i, res, &start, &end); + vma->vm_pgoff += start >> PAGE_SHIFT; mmap_type = res->flags & IORESOURCE_MEM ? pci_mmap_mem : pci_mmap_io; return pci_mmap_page_range(pdev, vma, mmap_type, 0); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f04b9ff..d382bdb 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -334,10 +334,6 @@ EXPORT_SYMBOL(pci_choose_state); /** * pci_save_state - save the PCI configuration space of a device before suspending * @dev: - PCI device that we're dealing with - * @buffer: - buffer to hold config space context - * - * @buffer must be large enough to hold the entire PCI 2.2 config space - * (>= 64 bytes). */ int pci_save_state(struct pci_dev *dev) @@ -352,8 +348,6 @@ pci_save_state(struct pci_dev *dev) /** * pci_restore_state - Restore the saved state of a PCI device * @dev: - PCI device that we're dealing with - * @buffer: - saved PCI config space - * */ int pci_restore_state(struct pci_dev *dev) diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index 537b372..a63bd8f 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -27,6 +27,11 @@ #define get_descriptor_id(type, service) (((type - 4) << 4) | service) +struct pcie_port_device_ext { + int interrupt_mode; /* [0:INTx | 1:MSI | 2:MSI-X] */ + unsigned int saved_msi_config_space[5]; +}; + extern struct bus_type pcie_port_bus_type; extern int pcie_port_device_probe(struct pci_dev *dev); extern int pcie_port_device_register(struct pci_dev *dev); diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index f5c5f10..4db6998 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -275,10 +275,17 @@ int pcie_port_device_probe(struct pci_dev *dev) int pcie_port_device_register(struct pci_dev *dev) { + struct pcie_port_device_ext *p_ext; int status, type, capabilities, irq_mode, i; int vectors[PCIE_PORT_DEVICE_MAXSERVICES]; u16 reg16; + /* Allocate port device extension */ + if (!(p_ext = kmalloc(sizeof(struct pcie_port_device_ext), GFP_KERNEL))) + return -ENOMEM; + + pci_set_drvdata(dev, p_ext); + /* Get port type */ pci_read_config_word(dev, pci_find_capability(dev, PCI_CAP_ID_EXP) + @@ -288,6 +295,7 @@ int pcie_port_device_register(struct pci_dev *dev) /* Now get port services */ capabilities = get_port_device_capability(dev); irq_mode = assign_interrupt_mode(dev, vectors, capabilities); + p_ext->interrupt_mode = irq_mode; /* Allocate child services if any */ for (i = 0; i < PCIE_PORT_DEVICE_MAXSERVICES; i++) { diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index e9095ee..30bac7e 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -29,6 +29,78 @@ MODULE_LICENSE("GPL"); /* global data */ static const char device_name[] = "pcieport-driver"; +static void pci_save_msi_state(struct pci_dev *dev) +{ + struct pcie_port_device_ext *p_ext = pci_get_drvdata(dev); + int i = 0, pos; + u16 control; + + if ((pos = pci_find_capability(dev, PCI_CAP_ID_MSI)) <= 0) + return; + + pci_read_config_dword(dev, pos, &p_ext->saved_msi_config_space[i++]); + control = p_ext->saved_msi_config_space[0] >> 16; + pci_read_config_dword(dev, pos + PCI_MSI_ADDRESS_LO, + &p_ext->saved_msi_config_space[i++]); + if (control & PCI_MSI_FLAGS_64BIT) { + pci_read_config_dword(dev, pos + PCI_MSI_ADDRESS_HI, + &p_ext->saved_msi_config_space[i++]); + pci_read_config_dword(dev, pos + PCI_MSI_DATA_64, + &p_ext->saved_msi_config_space[i++]); + } else + pci_read_config_dword(dev, pos + PCI_MSI_DATA_32, + &p_ext->saved_msi_config_space[i++]); + if (control & PCI_MSI_FLAGS_MASKBIT) + pci_read_config_dword(dev, pos + PCI_MSI_MASK_BIT, + &p_ext->saved_msi_config_space[i++]); +} + +static void pci_restore_msi_state(struct pci_dev *dev) +{ + struct pcie_port_device_ext *p_ext = pci_get_drvdata(dev); + int i = 0, pos; + u16 control; + + if ((pos = pci_find_capability(dev, PCI_CAP_ID_MSI)) <= 0) + return; + + control = p_ext->saved_msi_config_space[i++] >> 16; + pci_write_config_word(dev, pos + PCI_MSI_FLAGS, control); + pci_write_config_dword(dev, pos + PCI_MSI_ADDRESS_LO, + p_ext->saved_msi_config_space[i++]); + if (control & PCI_MSI_FLAGS_64BIT) { + pci_write_config_dword(dev, pos + PCI_MSI_ADDRESS_HI, + p_ext->saved_msi_config_space[i++]); + pci_write_config_dword(dev, pos + PCI_MSI_DATA_64, + p_ext->saved_msi_config_space[i++]); + } else + pci_write_config_dword(dev, pos + PCI_MSI_DATA_32, + p_ext->saved_msi_config_space[i++]); + if (control & PCI_MSI_FLAGS_MASKBIT) + pci_write_config_dword(dev, pos + PCI_MSI_MASK_BIT, + p_ext->saved_msi_config_space[i++]); +} + +static void pcie_portdrv_save_config(struct pci_dev *dev) +{ + struct pcie_port_device_ext *p_ext = pci_get_drvdata(dev); + + pci_save_state(dev); + if (p_ext->interrupt_mode == PCIE_PORT_MSI_MODE) + pci_save_msi_state(dev); +} + +static void pcie_portdrv_restore_config(struct pci_dev *dev) +{ + struct pcie_port_device_ext *p_ext = pci_get_drvdata(dev); + + pci_restore_state(dev); + if (p_ext->interrupt_mode == PCIE_PORT_MSI_MODE) + pci_restore_msi_state(dev); + pci_enable_device(dev); + pci_set_master(dev); +} + /* * pcie_portdrv_probe - Probe PCI-Express port devices * @dev: PCI-Express port device being probed @@ -64,16 +136,21 @@ static int __devinit pcie_portdrv_probe (struct pci_dev *dev, static void pcie_portdrv_remove (struct pci_dev *dev) { pcie_port_device_remove(dev); + kfree(pci_get_drvdata(dev)); } #ifdef CONFIG_PM static int pcie_portdrv_suspend (struct pci_dev *dev, pm_message_t state) { - return pcie_port_device_suspend(dev, state); + int ret = pcie_port_device_suspend(dev, state); + + pcie_portdrv_save_config(dev); + return ret; } static int pcie_portdrv_resume (struct pci_dev *dev) { + pcie_portdrv_restore_config(dev); return pcie_port_device_resume(dev); } #endif diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index fd48b20..df3bdae 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -239,9 +239,8 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) if (dev->transparent) { printk(KERN_INFO "PCI: Transparent bridge - %s\n", pci_name(dev)); - for(i = 0; i < PCI_BUS_NUM_RESOURCES; i++) - child->resource[i] = child->parent->resource[i]; - return; + for(i = 3; i < PCI_BUS_NUM_RESOURCES; i++) + child->resource[i] = child->parent->resource[i - 3]; } for(i=0; i<3; i++) @@ -374,8 +373,11 @@ struct pci_bus * __devinit pci_add_new_bus(struct pci_bus *parent, struct pci_de struct pci_bus *child; child = pci_alloc_child_bus(parent, dev, busnr); - if (child) + if (child) { + spin_lock(&pci_bus_lock); list_add_tail(&child->node, &parent->children); + spin_unlock(&pci_bus_lock); + } return child; } @@ -395,6 +397,16 @@ static void pci_enable_crs(struct pci_dev *dev) pci_write_config_word(dev, rpcap + PCI_EXP_RTCTL, rpctl); } +static void __devinit pci_fixup_parent_subordinate_busnr(struct pci_bus *child, int max) +{ + struct pci_bus *parent = child->parent; + while (parent->parent && parent->subordinate < max) { + parent->subordinate = max; + pci_write_config_byte(parent->self, PCI_SUBORDINATE_BUS, max); + parent = parent->parent; + } +} + unsigned int __devinit pci_scan_child_bus(struct pci_bus *bus); /* @@ -411,7 +423,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max { struct pci_bus *child; int is_cardbus = (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS); - u32 buses; + u32 buses, i; u16 bctl; pci_read_config_dword(dev, PCI_PRIMARY_BUS, &buses); @@ -447,7 +459,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max return max; } - child = pci_alloc_child_bus(bus, dev, busnr); + child = pci_add_new_bus(bus, dev, busnr); if (!child) return max; child->primary = buses & 0xFF; @@ -470,7 +482,11 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max /* Clear errors */ pci_write_config_word(dev, PCI_STATUS, 0xffff); - child = pci_alloc_child_bus(bus, dev, ++max); + /* Prevent assigning a bus number that already exists. + * This can happen when a bridge is hot-plugged */ + if (pci_find_bus(pci_domain_nr(bus), max+1)) + return max; + child = pci_add_new_bus(bus, dev, ++max); buses = (buses & 0xff000000) | ((unsigned int)(child->primary) << 0) | ((unsigned int)(child->secondary) << 8) @@ -492,7 +508,13 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max if (!is_cardbus) { child->bridge_ctl = PCI_BRIDGE_CTL_NO_ISA; - + /* + * Adjust subordinate busnr in parent buses. + * We do this before scanning for children because + * some devices may not be detected if the bios + * was lazy. + */ + pci_fixup_parent_subordinate_busnr(child, max); /* Now we can scan all subordinate buses... */ max = pci_scan_child_bus(child); } else { @@ -501,7 +523,12 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max * as cards with a PCI-to-PCI bridge can be * inserted later. */ - max += CARDBUS_RESERVE_BUSNR; + for (i=0; i<CARDBUS_RESERVE_BUSNR; i++) + if (pci_find_bus(pci_domain_nr(bus), + max+i+1)) + break; + max += i; + pci_fixup_parent_subordinate_busnr(child, max); } /* * Set the subordinate bus number to its real value. @@ -757,7 +784,9 @@ pci_scan_single_device(struct pci_bus *bus, int devfn) * and the bus list for fixup functions, etc. */ INIT_LIST_HEAD(&dev->global_list); + spin_lock(&pci_bus_lock); list_add_tail(&dev->bus_list, &bus->devices); + spin_unlock(&pci_bus_lock); return dev; } @@ -878,7 +907,9 @@ struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent, int bus, pr_debug("PCI: Bus %04x:%02x already known\n", pci_domain_nr(b), bus); goto err_out; } + spin_lock(&pci_bus_lock); list_add_tail(&b->node, &pci_root_buses); + spin_unlock(&pci_bus_lock); memset(dev, 0, sizeof(*dev)); dev->parent = parent; @@ -911,8 +942,6 @@ struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent, int bus, b->subordinate = pci_scan_child_bus(b); - pci_bus_add_devices(b); - return b; sys_create_link_err: @@ -922,7 +951,9 @@ class_dev_create_file_err: class_dev_reg_err: device_unregister(dev); dev_reg_err: + spin_lock(&pci_bus_lock); list_del(&b->node); + spin_unlock(&pci_bus_lock); err_out: kfree(dev); kfree(b); diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index e68bbfb..7988fc8 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -355,14 +355,20 @@ static int show_device(struct seq_file *m, void *v) dev->device, dev->irq); /* Here should be 7 and not PCI_NUM_RESOURCES as we need to preserve compatibility */ - for(i=0; i<7; i++) + for (i=0; i<7; i++) { + u64 start, end; + pci_resource_to_user(dev, i, &dev->resource[i], &start, &end); seq_printf(m, LONG_FORMAT, - dev->resource[i].start | + ((unsigned long)start) | (dev->resource[i].flags & PCI_REGION_FLAG_MASK)); - for(i=0; i<7; i++) + } + for (i=0; i<7; i++) { + u64 start, end; + pci_resource_to_user(dev, i, &dev->resource[i], &start, &end); seq_printf(m, LONG_FORMAT, dev->resource[i].start < dev->resource[i].end ? - dev->resource[i].end - dev->resource[i].start + 1 : 0); + (unsigned long)(end - start) + 1 : 0); + } seq_putc(m, '\t'); if (drv) seq_printf(m, "%s", drv->name); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 968033f..1521fd5 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -767,6 +767,7 @@ static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev) if (unlikely(dev->subsystem_vendor == PCI_VENDOR_ID_ASUSTEK)) { if (dev->device == PCI_DEVICE_ID_INTEL_82845_HB) switch(dev->subsystem_device) { + case 0x8025: /* P4B-LX */ case 0x8070: /* P4B */ case 0x8088: /* P4B533 */ case 0x1626: /* L3C notebook */ diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c index 96f077f..27a294b 100644 --- a/drivers/pci/remove.c +++ b/drivers/pci/remove.c @@ -18,17 +18,21 @@ static void pci_free_resources(struct pci_dev *dev) static void pci_destroy_dev(struct pci_dev *dev) { - pci_proc_detach_device(dev); - pci_remove_sysfs_dev_files(dev); - device_unregister(&dev->dev); + if (!list_empty(&dev->global_list)) { + pci_proc_detach_device(dev); + pci_remove_sysfs_dev_files(dev); + device_unregister(&dev->dev); + spin_lock(&pci_bus_lock); + list_del(&dev->global_list); + dev->global_list.next = dev->global_list.prev = NULL; + spin_unlock(&pci_bus_lock); + } /* Remove the device from the device lists, and prevent any further * list accesses from this device */ spin_lock(&pci_bus_lock); list_del(&dev->bus_list); - list_del(&dev->global_list); dev->bus_list.next = dev->bus_list.prev = NULL; - dev->global_list.next = dev->global_list.prev = NULL; spin_unlock(&pci_bus_lock); pci_free_resources(dev); diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 1ba84be..c1bdfb4 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -72,7 +72,10 @@ pbus_assign_resources_sorted(struct pci_bus *bus) for (list = head.next; list;) { res = list->res; idx = res - &list->dev->resource[0]; - pci_assign_resource(list->dev, idx); + if (pci_assign_resource(list->dev, idx)) { + res->start = 0; + res->flags = 0; + } tmp = list; list = list->next; kfree(tmp); @@ -270,6 +273,8 @@ find_free_bus_resource(struct pci_bus *bus, unsigned long type) for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) { r = bus->resource[i]; + if (r == &ioport_resource || r == &iomem_resource) + continue; if (r && (r->flags & type_mask) == type && !r->parent) return r; } diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index 14e4124..52ea345 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -14,8 +14,8 @@ config PCCARD Say Y here if you want to attach PCMCIA- or PC-cards to your Linux computer. These are credit-card size devices such as network cards, modems or hard drives often used with laptops computers. There are - actually two varieties of these cards: the older 16 bit PCMCIA cards - and the newer 32 bit CardBus cards. + actually two varieties of these cards: 16 bit PCMCIA and 32 bit + CardBus cards. To compile this driver as modules, choose M here: the module will be called pcmcia_core. @@ -42,22 +42,51 @@ config PCMCIA_DEBUG config PCMCIA tristate "16-bit PCMCIA support" + select CRC32 default y ---help--- This option enables support for 16-bit PCMCIA cards. Most older PC-cards are such 16-bit PCMCIA cards, so unless you know you're only using 32-bit CardBus cards, say Y or M here. - To use 16-bit PCMCIA cards, you will need supporting software from - David Hinds' pcmcia-cs package (see the file <file:Documentation/Changes> - for location). Please also read the PCMCIA-HOWTO, available from - <http://www.tldp.org/docs.html#howto>. + To use 16-bit PCMCIA cards, you will need supporting software in + most cases. (see the file <file:Documentation/Changes> for + location and details). To compile this driver as modules, choose M here: the module will be called pcmcia. If unsure, say Y. +config PCMCIA_LOAD_CIS + bool "Load CIS updates from userspace (EXPERIMENTAL)" + depends on PCMCIA && EXPERIMENTAL + select FW_LOADER + default y + help + Some PCMCIA cards require an updated Card Information Structure (CIS) + to be loaded from userspace to work correctly. If you say Y here, + and your userspace is arranged correctly, this will be loaded + automatically using the in-kernel firmware loader and the hotplug + subsystem, instead of relying on cardmgr from pcmcia-cs to do so. + + If unsure, say Y. + +config PCMCIA_IOCTL + bool + depends on PCMCIA + default y + help + If you say Y here, the deprecated ioctl interface to the PCMCIA + subsystem will be built. It is needed by cardmgr and cardctl + (pcmcia-cs) to function properly. + + If you do not use the new pcmciautils package, and have a + yenta, Cirrus PD6729, i82092, i82365 or tcic compatible bridge, + you need to say Y here to be able to use 16-bit PCMCIA cards. + + If unsure, say Y. + config CARDBUS bool "32-bit CardBus support" depends on PCI @@ -77,8 +106,6 @@ comment "PC-card bridges" config YENTA tristate "CardBus yenta-compatible bridge support" - depends on PCI -#fixme: remove dependendcy on CARDBUS depends on CARDBUS select PCCARD_NONSTATIC ---help--- diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 50c2936..ef694c7 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -10,7 +10,8 @@ pcmcia_core-y += cs.o cistpl.o rsrc_mgr.o socket_sysfs.o pcmcia_core-$(CONFIG_CARDBUS) += cardbus.o obj-$(CONFIG_PCCARD) += pcmcia_core.o -pcmcia-y += ds.o pcmcia_compat.o +pcmcia-y += ds.o pcmcia_compat.o pcmcia_resource.o +pcmcia-$(CONFIG_PCMCIA_IOCTL) += pcmcia_ioctl.o obj-$(CONFIG_PCMCIA) += pcmcia.o obj-$(CONFIG_PCCARD_NONSTATIC) += rsrc_nonstatic.o diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index e29a6dd..dd7651f 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -89,8 +89,10 @@ static void __iomem * set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flags) { pccard_mem_map *mem = &s->cis_mem; + int ret; + if (!(s->features & SS_CAP_STATIC_MAP) && mem->res == NULL) { - mem->res = find_mem_region(0, s->map_size, s->map_size, 0, s); + mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s); if (mem->res == NULL) { printk(KERN_NOTICE "cs: unable to map card memory!\n"); return NULL; @@ -99,7 +101,12 @@ set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flag } mem->card_start = card_offset; mem->flags = flags; - s->ops->set_mem_map(s, mem); + ret = s->ops->set_mem_map(s, mem); + if (ret) { + iounmap(s->cis_virt); + return NULL; + } + if (s->features & SS_CAP_STATIC_MAP) { if (s->cis_virt) iounmap(s->cis_virt); @@ -119,13 +126,13 @@ set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flag #define IS_ATTR 1 #define IS_INDIRECT 8 -int read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, +int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, u_int len, void *ptr) { void __iomem *sys, *end; unsigned char *buf = ptr; - cs_dbg(s, 3, "read_cis_mem(%d, %#x, %u)\n", attr, addr, len); + cs_dbg(s, 3, "pcmcia_read_cis_mem(%d, %#x, %u)\n", attr, addr, len); if (attr & IS_INDIRECT) { /* Indirect accesses use a bunch of special registers at fixed @@ -182,14 +189,16 @@ int read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, *(u_char *)(ptr+2), *(u_char *)(ptr+3)); return 0; } +EXPORT_SYMBOL(pcmcia_read_cis_mem); + -void write_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, +void pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, u_int len, void *ptr) { void __iomem *sys, *end; unsigned char *buf = ptr; - cs_dbg(s, 3, "write_cis_mem(%d, %#x, %u)\n", attr, addr, len); + cs_dbg(s, 3, "pcmcia_write_cis_mem(%d, %#x, %u)\n", attr, addr, len); if (attr & IS_INDIRECT) { /* Indirect accesses use a bunch of special registers at fixed @@ -239,6 +248,8 @@ void write_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, } } } +EXPORT_SYMBOL(pcmcia_write_cis_mem); + /*====================================================================== @@ -274,7 +285,7 @@ static void read_cis_cache(struct pcmcia_socket *s, int attr, u_int addr, ret = read_cb_mem(s, attr, addr, len, ptr); else #endif - ret = read_cis_mem(s, attr, addr, len, ptr); + ret = pcmcia_read_cis_mem(s, attr, addr, len, ptr); if (ret == 0) { /* Copy data into the cache */ @@ -348,7 +359,7 @@ int verify_cis_cache(struct pcmcia_socket *s) read_cb_mem(s, cis->attr, cis->addr, len, buf); else #endif - read_cis_mem(s, cis->attr, cis->addr, len, buf); + pcmcia_read_cis_mem(s, cis->attr, cis->addr, len, buf); if (memcmp(buf, cis->cache, len) != 0) { kfree(buf); @@ -381,6 +392,7 @@ int pcmcia_replace_cis(struct pcmcia_socket *s, cisdump_t *cis) memcpy(s->fake_cis, cis->Data, cis->Length); return CS_SUCCESS; } +EXPORT_SYMBOL(pcmcia_replace_cis); /*====================================================================== diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 48e4f04..e82859d 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -43,36 +43,11 @@ #include <pcmcia/ds.h> #include "cs_internal.h" -#ifdef CONFIG_PCI -#define PCI_OPT " [pci]" -#else -#define PCI_OPT "" -#endif -#ifdef CONFIG_CARDBUS -#define CB_OPT " [cardbus]" -#else -#define CB_OPT "" -#endif -#ifdef CONFIG_PM -#define PM_OPT " [pm]" -#else -#define PM_OPT "" -#endif -#if !defined(CONFIG_CARDBUS) && !defined(CONFIG_PCI) && !defined(CONFIG_PM) -#define OPTIONS " none" -#else -#define OPTIONS PCI_OPT CB_OPT PM_OPT -#endif - -static const char *release = "Linux Kernel Card Services"; -static const char *options = "options: " OPTIONS; - -/*====================================================================*/ /* Module parameters */ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); -MODULE_DESCRIPTION("Linux Kernel Card Services\noptions:" OPTIONS); +MODULE_DESCRIPTION("Linux Kernel Card Services"); MODULE_LICENSE("GPL"); #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0444) @@ -89,9 +64,6 @@ INT_MODULE_PARM(unreset_limit, 30); /* unreset_check's */ /* Access speed for attribute memory windows */ INT_MODULE_PARM(cis_speed, 300); /* ns */ -/* Access speed for IO windows */ -INT_MODULE_PARM(io_speed, 0); /* ns */ - #ifdef DEBUG static int pc_debug; @@ -103,34 +75,26 @@ int cs_debug_level(int level) } #endif -/*====================================================================*/ socket_state_t dead_socket = { .csc_mask = SS_DETECT, }; +EXPORT_SYMBOL(dead_socket); /* List of all sockets, protected by a rwsem */ LIST_HEAD(pcmcia_socket_list); -DECLARE_RWSEM(pcmcia_socket_list_rwsem); EXPORT_SYMBOL(pcmcia_socket_list); -EXPORT_SYMBOL(pcmcia_socket_list_rwsem); - -#ifdef CONFIG_PCMCIA_PROBE -/* mask ofIRQs already reserved by other cards, we should avoid using them */ -static u8 pcmcia_used_irq[NR_IRQS]; -#endif +DECLARE_RWSEM(pcmcia_socket_list_rwsem); +EXPORT_SYMBOL(pcmcia_socket_list_rwsem); -/*==================================================================== - - Low-level PC Card interface drivers need to register with Card - Services using these calls. - -======================================================================*/ /** - * socket drivers are expected to use the following callbacks in their + * Low-level PCMCIA socket drivers need to register with the PCCard + * core using pcmcia_register_socket. + * + * socket drivers are expected to use the following callbacks in their * .drv struct: * - pcmcia_socket_dev_suspend * - pcmcia_socket_dev_resume @@ -230,8 +194,8 @@ int pcmcia_register_socket(struct pcmcia_socket *socket) } /* try to obtain a socket number [yes, it gets ugly if we - * register more than 2^sizeof(unsigned int) pcmcia - * sockets... but the socket number is deprecated + * register more than 2^sizeof(unsigned int) pcmcia + * sockets... but the socket number is deprecated * anyways, so I don't care] */ down_write(&pcmcia_socket_list_rwsem); if (list_empty(&pcmcia_socket_list)) @@ -340,54 +304,49 @@ struct pcmcia_socket * pcmcia_get_socket_by_nr(unsigned int nr) EXPORT_SYMBOL(pcmcia_get_socket_by_nr); -/*====================================================================== - - socket_setup() and shutdown_socket() are called by the main event - handler when card insertion and removal events are received. - socket_setup() turns on socket power and resets the socket, in two stages. - shutdown_socket() unconfigures a socket and turns off socket power. - -======================================================================*/ - +/** + * socket_setup() and shutdown_socket() are called by the main event + * handler when card insertion and removal events are received. + * socket_setup() turns on socket power and resets the socket, in two stages. + * shutdown_socket() unconfigures a socket and turns off socket power. + */ static void shutdown_socket(struct pcmcia_socket *s) { - cs_dbg(s, 1, "shutdown_socket\n"); - - /* Blank out the socket state */ - s->socket = dead_socket; - s->ops->init(s); - s->ops->set_socket(s, &s->socket); - s->irq.AssignedIRQ = s->irq.Config = 0; - s->lock_count = 0; - destroy_cis_cache(s); + cs_dbg(s, 1, "shutdown_socket\n"); + + /* Blank out the socket state */ + s->socket = dead_socket; + s->ops->init(s); + s->ops->set_socket(s, &s->socket); + s->irq.AssignedIRQ = s->irq.Config = 0; + s->lock_count = 0; + destroy_cis_cache(s); #ifdef CONFIG_CARDBUS - cb_free(s); + cb_free(s); #endif - s->functions = 0; - if (s->config) { - kfree(s->config); - s->config = NULL; - } - - { - int status; - s->ops->get_status(s, &status); - if (status & SS_POWERON) { - printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s); + s->functions = 0; + if (s->config) { + kfree(s->config); + s->config = NULL; } - } -} /* shutdown_socket */ -/*====================================================================== + { + int status; + s->ops->get_status(s, &status); + if (status & SS_POWERON) { + printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s); + } + } +} /* shutdown_socket */ - The central event handler. Send_event() sends an event to the - 16-bit subsystem, which then calls the relevant device drivers. - Parse_events() interprets the event bits from - a card status change report. Do_shutdown() handles the high - priority stuff associated with a card removal. - -======================================================================*/ +/** + * The central event handler. Send_event() sends an event to the + * 16-bit subsystem, which then calls the relevant device drivers. + * Parse_events() interprets the event bits from + * a card status change report. Do_shutdown() handles the high + * priority stuff associated with a card removal. + */ /* NOTE: send_event needs to be called with skt->sem held. */ @@ -746,420 +705,9 @@ void pcmcia_parse_events(struct pcmcia_socket *s, u_int events) wake_up(&s->thread_wait); } } /* pcmcia_parse_events */ +EXPORT_SYMBOL(pcmcia_parse_events); -/*====================================================================== - - Special stuff for managing IO windows, because they are scarce. - -======================================================================*/ - -static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, - ioaddr_t num, u_int lines) -{ - int i; - kio_addr_t try, align; - - align = (*base) ? (lines ? 1<<lines : 0) : 1; - if (align && (align < num)) { - if (*base) { - cs_dbg(s, 0, "odd IO request: num %#x align %#lx\n", - num, align); - align = 0; - } else - while (align && (align < num)) align <<= 1; - } - if (*base & ~(align-1)) { - cs_dbg(s, 0, "odd IO request: base %#x align %#lx\n", - *base, align); - align = 0; - } - if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { - *base = s->io_offset | (*base & 0x0fff); - return 0; - } - /* Check for an already-allocated window that must conflict with - what was asked for. It is a hack because it does not catch all - potential conflicts, just the most obvious ones. */ - for (i = 0; i < MAX_IO_WIN; i++) - if ((s->io[i].NumPorts != 0) && - ((s->io[i].BasePort & (align-1)) == *base)) - return 1; - for (i = 0; i < MAX_IO_WIN; i++) { - if (s->io[i].NumPorts == 0) { - s->io[i].res = find_io_region(*base, num, align, s); - if (s->io[i].res) { - s->io[i].Attributes = attr; - s->io[i].BasePort = *base = s->io[i].res->start; - s->io[i].NumPorts = s->io[i].InUse = num; - break; - } else - return 1; - } else if (s->io[i].Attributes != attr) - continue; - /* Try to extend top of window */ - try = s->io[i].BasePort + s->io[i].NumPorts; - if ((*base == 0) || (*base == try)) - if (adjust_io_region(s->io[i].res, s->io[i].res->start, - s->io[i].res->end + num, s) == 0) { - *base = try; - s->io[i].NumPorts += num; - s->io[i].InUse += num; - break; - } - /* Try to extend bottom of window */ - try = s->io[i].BasePort - num; - if ((*base == 0) || (*base == try)) - if (adjust_io_region(s->io[i].res, s->io[i].res->start - num, - s->io[i].res->end, s) == 0) { - s->io[i].BasePort = *base = try; - s->io[i].NumPorts += num; - s->io[i].InUse += num; - break; - } - } - return (i == MAX_IO_WIN); -} /* alloc_io_space */ - -static void release_io_space(struct pcmcia_socket *s, ioaddr_t base, - ioaddr_t num) -{ - int i; - - for (i = 0; i < MAX_IO_WIN; i++) { - if ((s->io[i].BasePort <= base) && - (s->io[i].BasePort+s->io[i].NumPorts >= base+num)) { - s->io[i].InUse -= num; - /* Free the window if no one else is using it */ - if (s->io[i].InUse == 0) { - s->io[i].NumPorts = 0; - release_resource(s->io[i].res); - kfree(s->io[i].res); - s->io[i].res = NULL; - } - } - } -} - -/*====================================================================== - - Access_configuration_register() reads and writes configuration - registers in attribute memory. Memory window 0 is reserved for - this and the tuple reading services. - -======================================================================*/ - -int pccard_access_configuration_register(struct pcmcia_socket *s, - unsigned int function, - conf_reg_t *reg) -{ - config_t *c; - int addr; - u_char val; - - if (!s || !s->config) - return CS_NO_CARD; - - c = &s->config[function]; - - if (c == NULL) - return CS_NO_CARD; - - if (!(c->state & CONFIG_LOCKED)) - return CS_CONFIGURATION_LOCKED; - - addr = (c->ConfigBase + reg->Offset) >> 1; - - switch (reg->Action) { - case CS_READ: - read_cis_mem(s, 1, addr, 1, &val); - reg->Value = val; - break; - case CS_WRITE: - val = reg->Value; - write_cis_mem(s, 1, addr, 1, &val); - break; - default: - return CS_BAD_ARGS; - break; - } - return CS_SUCCESS; -} /* access_configuration_register */ -EXPORT_SYMBOL(pccard_access_configuration_register); - - -/*====================================================================*/ - -int pccard_get_configuration_info(struct pcmcia_socket *s, - unsigned int function, - config_info_t *config) -{ - config_t *c; - - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - - config->Function = function; - -#ifdef CONFIG_CARDBUS - if (s->state & SOCKET_CARDBUS) { - memset(config, 0, sizeof(config_info_t)); - config->Vcc = s->socket.Vcc; - config->Vpp1 = config->Vpp2 = s->socket.Vpp; - config->Option = s->cb_dev->subordinate->number; - if (s->state & SOCKET_CARDBUS_CONFIG) { - config->Attributes = CONF_VALID_CLIENT; - config->IntType = INT_CARDBUS; - config->AssignedIRQ = s->irq.AssignedIRQ; - if (config->AssignedIRQ) - config->Attributes |= CONF_ENABLE_IRQ; - config->BasePort1 = s->io[0].BasePort; - config->NumPorts1 = s->io[0].NumPorts; - } - return CS_SUCCESS; - } -#endif - - c = (s->config != NULL) ? &s->config[function] : NULL; - - if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { - config->Attributes = 0; - config->Vcc = s->socket.Vcc; - config->Vpp1 = config->Vpp2 = s->socket.Vpp; - return CS_SUCCESS; - } - - /* !!! This is a hack !!! */ - memcpy(&config->Attributes, &c->Attributes, sizeof(config_t)); - config->Attributes |= CONF_VALID_CLIENT; - config->CardValues = c->CardValues; - config->IRQAttributes = c->irq.Attributes; - config->AssignedIRQ = s->irq.AssignedIRQ; - config->BasePort1 = c->io.BasePort1; - config->NumPorts1 = c->io.NumPorts1; - config->Attributes1 = c->io.Attributes1; - config->BasePort2 = c->io.BasePort2; - config->NumPorts2 = c->io.NumPorts2; - config->Attributes2 = c->io.Attributes2; - config->IOAddrLines = c->io.IOAddrLines; - - return CS_SUCCESS; -} /* get_configuration_info */ -EXPORT_SYMBOL(pccard_get_configuration_info); - -/*====================================================================== - - Return information about this version of Card Services. - -======================================================================*/ - -int pcmcia_get_card_services_info(servinfo_t *info) -{ - unsigned int socket_count = 0; - struct list_head *tmp; - info->Signature[0] = 'C'; - info->Signature[1] = 'S'; - down_read(&pcmcia_socket_list_rwsem); - list_for_each(tmp, &pcmcia_socket_list) - socket_count++; - up_read(&pcmcia_socket_list_rwsem); - info->Count = socket_count; - info->Revision = CS_RELEASE_CODE; - info->CSLevel = 0x0210; - info->VendorString = (char *)release; - return CS_SUCCESS; -} /* get_card_services_info */ - - -/*====================================================================*/ - -int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, int idx, win_req_t *req) -{ - window_t *win; - int w; - - if (!s || !(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - for (w = idx; w < MAX_WIN; w++) - if (s->state & SOCKET_WIN_REQ(w)) break; - if (w == MAX_WIN) - return CS_NO_MORE_ITEMS; - win = &s->win[w]; - req->Base = win->ctl.res->start; - req->Size = win->ctl.res->end - win->ctl.res->start + 1; - req->AccessSpeed = win->ctl.speed; - req->Attributes = 0; - if (win->ctl.flags & MAP_ATTRIB) - req->Attributes |= WIN_MEMORY_TYPE_AM; - if (win->ctl.flags & MAP_ACTIVE) - req->Attributes |= WIN_ENABLE; - if (win->ctl.flags & MAP_16BIT) - req->Attributes |= WIN_DATA_WIDTH_16; - if (win->ctl.flags & MAP_USE_WAIT) - req->Attributes |= WIN_USE_WAIT; - *handle = win; - return CS_SUCCESS; -} /* get_window */ -EXPORT_SYMBOL(pcmcia_get_window); - -/*===================================================================== - - Return the PCI device associated with a card.. - -======================================================================*/ - -#ifdef CONFIG_CARDBUS - -struct pci_bus *pcmcia_lookup_bus(struct pcmcia_socket *s) -{ - if (!s || !(s->state & SOCKET_CARDBUS)) - return NULL; - - return s->cb_dev->subordinate; -} - -EXPORT_SYMBOL(pcmcia_lookup_bus); - -#endif - -/*====================================================================== - - Get the current socket state bits. We don't support the latched - SocketState yet: I haven't seen any point for it. - -======================================================================*/ - -int pccard_get_status(struct pcmcia_socket *s, unsigned int function, cs_status_t *status) -{ - config_t *c; - int val; - - s->ops->get_status(s, &val); - status->CardState = status->SocketState = 0; - status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0; - status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0; - status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0; - status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0; - if (s->state & SOCKET_SUSPEND) - status->CardState |= CS_EVENT_PM_SUSPEND; - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - - c = (s->config != NULL) ? &s->config[function] : NULL; - if ((c != NULL) && (c->state & CONFIG_LOCKED) && - (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) { - u_char reg; - if (c->Present & PRESENT_PIN_REPLACE) { - read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®); - status->CardState |= - (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0; - status->CardState |= - (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0; - status->CardState |= - (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0; - status->CardState |= - (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0; - } else { - /* No PRR? Then assume we're always ready */ - status->CardState |= CS_EVENT_READY_CHANGE; - } - if (c->Present & PRESENT_EXT_STATUS) { - read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®); - status->CardState |= - (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0; - } - return CS_SUCCESS; - } - status->CardState |= - (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0; - status->CardState |= - (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0; - status->CardState |= - (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0; - status->CardState |= - (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0; - return CS_SUCCESS; -} /* get_status */ -EXPORT_SYMBOL(pccard_get_status); - -/*====================================================================== - - Change the card address of an already open memory window. - -======================================================================*/ - -int pcmcia_get_mem_page(window_handle_t win, memreq_t *req) -{ - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) - return CS_BAD_HANDLE; - req->Page = 0; - req->CardOffset = win->ctl.card_start; - return CS_SUCCESS; -} /* get_mem_page */ - -int pcmcia_map_mem_page(window_handle_t win, memreq_t *req) -{ - struct pcmcia_socket *s; - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) - return CS_BAD_HANDLE; - if (req->Page != 0) - return CS_BAD_PAGE; - s = win->sock; - win->ctl.card_start = req->CardOffset; - if (s->ops->set_mem_map(s, &win->ctl) != 0) - return CS_BAD_OFFSET; - return CS_SUCCESS; -} /* map_mem_page */ - -/*====================================================================== - - Modify a locked socket configuration - -======================================================================*/ - -int pcmcia_modify_configuration(client_handle_t handle, - modconf_t *mod) -{ - struct pcmcia_socket *s; - config_t *c; - - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); c = CONFIG(handle); - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - if (!(c->state & CONFIG_LOCKED)) - return CS_CONFIGURATION_LOCKED; - - if (mod->Attributes & CONF_IRQ_CHANGE_VALID) { - if (mod->Attributes & CONF_ENABLE_IRQ) { - c->Attributes |= CONF_ENABLE_IRQ; - s->socket.io_irq = s->irq.AssignedIRQ; - } else { - c->Attributes &= ~CONF_ENABLE_IRQ; - s->socket.io_irq = 0; - } - s->ops->set_socket(s, &s->socket); - } - - if (mod->Attributes & CONF_VCC_CHANGE_VALID) - return CS_BAD_VCC; - - /* We only allow changing Vpp1 and Vpp2 to the same value */ - if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) && - (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { - if (mod->Vpp1 != mod->Vpp2) - return CS_BAD_VPP; - c->Vpp1 = c->Vpp2 = s->socket.Vpp = mod->Vpp1; - if (s->ops->set_socket(s, &s->socket)) - return CS_BAD_VPP; - } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) || - (mod->Attributes & CONF_VPP2_CHANGE_VALID)) - return CS_BAD_VPP; - - return CS_SUCCESS; -} /* modify_configuration */ - /* register pcmcia_callback */ int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c) { @@ -1188,543 +736,16 @@ int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c) } EXPORT_SYMBOL(pccard_register_pcmcia); -/*====================================================================*/ -int pcmcia_release_configuration(client_handle_t handle) -{ - pccard_io_map io = { 0, 0, 0, 0, 1 }; - struct pcmcia_socket *s; - int i; - - if (CHECK_HANDLE(handle) || - !(handle->state & CLIENT_CONFIG_LOCKED)) - return CS_BAD_HANDLE; - handle->state &= ~CLIENT_CONFIG_LOCKED; - s = SOCKET(handle); - -#ifdef CONFIG_CARDBUS - if (handle->state & CLIENT_CARDBUS) - return CS_SUCCESS; -#endif - - if (!(handle->state & CLIENT_STALE)) { - config_t *c = CONFIG(handle); - if (--(s->lock_count) == 0) { - s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */ - s->socket.Vpp = 0; - s->socket.io_irq = 0; - s->ops->set_socket(s, &s->socket); - } - if (c->state & CONFIG_IO_REQ) - for (i = 0; i < MAX_IO_WIN; i++) { - if (s->io[i].NumPorts == 0) - continue; - s->io[i].Config--; - if (s->io[i].Config != 0) - continue; - io.map = i; - s->ops->set_io_map(s, &io); - } - c->state &= ~CONFIG_LOCKED; - } - - return CS_SUCCESS; -} /* release_configuration */ - -/*====================================================================== - - Release_io() releases the I/O ranges allocated by a client. This - may be invoked some time after a card ejection has already dumped - the actual socket configuration, so if the client is "stale", we - don't bother checking the port ranges against the current socket - values. - -======================================================================*/ - -int pcmcia_release_io(client_handle_t handle, io_req_t *req) -{ - struct pcmcia_socket *s; - - if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IO_REQ)) - return CS_BAD_HANDLE; - handle->state &= ~CLIENT_IO_REQ; - s = SOCKET(handle); - -#ifdef CONFIG_CARDBUS - if (handle->state & CLIENT_CARDBUS) - return CS_SUCCESS; -#endif - - if (!(handle->state & CLIENT_STALE)) { - config_t *c = CONFIG(handle); - if (c->state & CONFIG_LOCKED) - return CS_CONFIGURATION_LOCKED; - if ((c->io.BasePort1 != req->BasePort1) || - (c->io.NumPorts1 != req->NumPorts1) || - (c->io.BasePort2 != req->BasePort2) || - (c->io.NumPorts2 != req->NumPorts2)) - return CS_BAD_ARGS; - c->state &= ~CONFIG_IO_REQ; - } - - release_io_space(s, req->BasePort1, req->NumPorts1); - if (req->NumPorts2) - release_io_space(s, req->BasePort2, req->NumPorts2); - - return CS_SUCCESS; -} /* release_io */ - -/*====================================================================*/ - -int pcmcia_release_irq(client_handle_t handle, irq_req_t *req) -{ - struct pcmcia_socket *s; - if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IRQ_REQ)) - return CS_BAD_HANDLE; - handle->state &= ~CLIENT_IRQ_REQ; - s = SOCKET(handle); - - if (!(handle->state & CLIENT_STALE)) { - config_t *c = CONFIG(handle); - if (c->state & CONFIG_LOCKED) - return CS_CONFIGURATION_LOCKED; - if (c->irq.Attributes != req->Attributes) - return CS_BAD_ATTRIBUTE; - if (s->irq.AssignedIRQ != req->AssignedIRQ) - return CS_BAD_IRQ; - if (--s->irq.Config == 0) { - c->state &= ~CONFIG_IRQ_REQ; - s->irq.AssignedIRQ = 0; - } - } - - if (req->Attributes & IRQ_HANDLE_PRESENT) { - free_irq(req->AssignedIRQ, req->Instance); - } - -#ifdef CONFIG_PCMCIA_PROBE - pcmcia_used_irq[req->AssignedIRQ]--; -#endif - - return CS_SUCCESS; -} /* cs_release_irq */ - -/*====================================================================*/ - -int pcmcia_release_window(window_handle_t win) -{ - struct pcmcia_socket *s; - - if ((win == NULL) || (win->magic != WINDOW_MAGIC)) - return CS_BAD_HANDLE; - s = win->sock; - if (!(win->handle->state & CLIENT_WIN_REQ(win->index))) - return CS_BAD_HANDLE; - - /* Shut down memory window */ - win->ctl.flags &= ~MAP_ACTIVE; - s->ops->set_mem_map(s, &win->ctl); - s->state &= ~SOCKET_WIN_REQ(win->index); - - /* Release system memory */ - if (win->ctl.res) { - release_resource(win->ctl.res); - kfree(win->ctl.res); - win->ctl.res = NULL; - } - win->handle->state &= ~CLIENT_WIN_REQ(win->index); - - win->magic = 0; - - return CS_SUCCESS; -} /* release_window */ - -/*====================================================================*/ - -int pcmcia_request_configuration(client_handle_t handle, - config_req_t *req) -{ - int i; - u_int base; - struct pcmcia_socket *s; - config_t *c; - pccard_io_map iomap; - - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - -#ifdef CONFIG_CARDBUS - if (handle->state & CLIENT_CARDBUS) - return CS_UNSUPPORTED_MODE; -#endif - - if (req->IntType & INT_CARDBUS) - return CS_UNSUPPORTED_MODE; - c = CONFIG(handle); - if (c->state & CONFIG_LOCKED) - return CS_CONFIGURATION_LOCKED; - - /* Do power control. We don't allow changes in Vcc. */ - if (s->socket.Vcc != req->Vcc) - return CS_BAD_VCC; - if (req->Vpp1 != req->Vpp2) - return CS_BAD_VPP; - s->socket.Vpp = req->Vpp1; - if (s->ops->set_socket(s, &s->socket)) - return CS_BAD_VPP; - - c->Vcc = req->Vcc; c->Vpp1 = c->Vpp2 = req->Vpp1; - - /* Pick memory or I/O card, DMA mode, interrupt */ - c->IntType = req->IntType; - c->Attributes = req->Attributes; - if (req->IntType & INT_MEMORY_AND_IO) - s->socket.flags |= SS_IOCARD; - if (req->IntType & INT_ZOOMED_VIDEO) - s->socket.flags |= SS_ZVCARD | SS_IOCARD; - if (req->Attributes & CONF_ENABLE_DMA) - s->socket.flags |= SS_DMA_MODE; - if (req->Attributes & CONF_ENABLE_SPKR) - s->socket.flags |= SS_SPKR_ENA; - if (req->Attributes & CONF_ENABLE_IRQ) - s->socket.io_irq = s->irq.AssignedIRQ; - else - s->socket.io_irq = 0; - s->ops->set_socket(s, &s->socket); - s->lock_count++; - - /* Set up CIS configuration registers */ - base = c->ConfigBase = req->ConfigBase; - c->Present = c->CardValues = req->Present; - if (req->Present & PRESENT_COPY) { - c->Copy = req->Copy; - write_cis_mem(s, 1, (base + CISREG_SCR)>>1, 1, &c->Copy); - } - if (req->Present & PRESENT_OPTION) { - if (s->functions == 1) { - c->Option = req->ConfigIndex & COR_CONFIG_MASK; - } else { - c->Option = req->ConfigIndex & COR_MFC_CONFIG_MASK; - c->Option |= COR_FUNC_ENA|COR_IREQ_ENA; - if (req->Present & PRESENT_IOBASE_0) - c->Option |= COR_ADDR_DECODE; - } - if (c->state & CONFIG_IRQ_REQ) - if (!(c->irq.Attributes & IRQ_FORCED_PULSE)) - c->Option |= COR_LEVEL_REQ; - write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option); - mdelay(40); - } - if (req->Present & PRESENT_STATUS) { - c->Status = req->Status; - write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status); - } - if (req->Present & PRESENT_PIN_REPLACE) { - c->Pin = req->Pin; - write_cis_mem(s, 1, (base + CISREG_PRR)>>1, 1, &c->Pin); - } - if (req->Present & PRESENT_EXT_STATUS) { - c->ExtStatus = req->ExtStatus; - write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus); - } - if (req->Present & PRESENT_IOBASE_0) { - u_char b = c->io.BasePort1 & 0xff; - write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b); - b = (c->io.BasePort1 >> 8) & 0xff; - write_cis_mem(s, 1, (base + CISREG_IOBASE_1)>>1, 1, &b); - } - if (req->Present & PRESENT_IOSIZE) { - u_char b = c->io.NumPorts1 + c->io.NumPorts2 - 1; - write_cis_mem(s, 1, (base + CISREG_IOSIZE)>>1, 1, &b); - } - - /* Configure I/O windows */ - if (c->state & CONFIG_IO_REQ) { - iomap.speed = io_speed; - for (i = 0; i < MAX_IO_WIN; i++) - if (s->io[i].NumPorts != 0) { - iomap.map = i; - iomap.flags = MAP_ACTIVE; - switch (s->io[i].Attributes & IO_DATA_PATH_WIDTH) { - case IO_DATA_PATH_WIDTH_16: - iomap.flags |= MAP_16BIT; break; - case IO_DATA_PATH_WIDTH_AUTO: - iomap.flags |= MAP_AUTOSZ; break; - default: - break; - } - iomap.start = s->io[i].BasePort; - iomap.stop = iomap.start + s->io[i].NumPorts - 1; - s->ops->set_io_map(s, &iomap); - s->io[i].Config++; - } - } - - c->state |= CONFIG_LOCKED; - handle->state |= CLIENT_CONFIG_LOCKED; - return CS_SUCCESS; -} /* request_configuration */ - -/*====================================================================== - - Request_io() reserves ranges of port addresses for a socket. - I have not implemented range sharing or alias addressing. - -======================================================================*/ - -int pcmcia_request_io(client_handle_t handle, io_req_t *req) -{ - struct pcmcia_socket *s; - config_t *c; - - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - - if (handle->state & CLIENT_CARDBUS) { -#ifdef CONFIG_CARDBUS - handle->state |= CLIENT_IO_REQ; - return CS_SUCCESS; -#else - return CS_UNSUPPORTED_FUNCTION; -#endif - } - - if (!req) - return CS_UNSUPPORTED_MODE; - c = CONFIG(handle); - if (c->state & CONFIG_LOCKED) - return CS_CONFIGURATION_LOCKED; - if (c->state & CONFIG_IO_REQ) - return CS_IN_USE; - if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)) - return CS_BAD_ATTRIBUTE; - if ((req->NumPorts2 > 0) && - (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))) - return CS_BAD_ATTRIBUTE; - - if (alloc_io_space(s, req->Attributes1, &req->BasePort1, - req->NumPorts1, req->IOAddrLines)) - return CS_IN_USE; - - if (req->NumPorts2) { - if (alloc_io_space(s, req->Attributes2, &req->BasePort2, - req->NumPorts2, req->IOAddrLines)) { - release_io_space(s, req->BasePort1, req->NumPorts1); - return CS_IN_USE; - } - } - - c->io = *req; - c->state |= CONFIG_IO_REQ; - handle->state |= CLIENT_IO_REQ; - return CS_SUCCESS; -} /* request_io */ - -/*====================================================================== - - Request_irq() reserves an irq for this client. - - Also, since Linux only reserves irq's when they are actually - hooked, we don't guarantee that an irq will still be available - when the configuration is locked. Now that I think about it, - there might be a way to fix this using a dummy handler. - -======================================================================*/ - -#ifdef CONFIG_PCMCIA_PROBE -static irqreturn_t test_action(int cpl, void *dev_id, struct pt_regs *regs) -{ - return IRQ_NONE; -} -#endif - -int pcmcia_request_irq(client_handle_t handle, irq_req_t *req) -{ - struct pcmcia_socket *s; - config_t *c; - int ret = CS_IN_USE, irq = 0; - struct pcmcia_device *p_dev = handle_to_pdev(handle); - - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - c = CONFIG(handle); - if (c->state & CONFIG_LOCKED) - return CS_CONFIGURATION_LOCKED; - if (c->state & CONFIG_IRQ_REQ) - return CS_IN_USE; - -#ifdef CONFIG_PCMCIA_PROBE - if (s->irq.AssignedIRQ != 0) { - /* If the interrupt is already assigned, it must be the same */ - irq = s->irq.AssignedIRQ; - } else { - int try; - u32 mask = s->irq_mask; - void *data = NULL; - - for (try = 0; try < 64; try++) { - irq = try % 32; - - /* marked as available by driver, and not blocked by userspace? */ - if (!((mask >> irq) & 1)) - continue; - - /* avoid an IRQ which is already used by a PCMCIA card */ - if ((try < 32) && pcmcia_used_irq[irq]) - continue; - - /* register the correct driver, if possible, of check whether - * registering a dummy handle works, i.e. if the IRQ isn't - * marked as used by the kernel resource management core */ - ret = request_irq(irq, - (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, - ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || - (s->functions > 1) || - (irq == s->pci_irq)) ? SA_SHIRQ : 0, - p_dev->dev.bus_id, - (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); - if (!ret) { - if (!(req->Attributes & IRQ_HANDLE_PRESENT)) - free_irq(irq, data); - break; - } - } - } -#endif - if (ret) { - if (!s->pci_irq) - return ret; - irq = s->pci_irq; - } - - if (ret && req->Attributes & IRQ_HANDLE_PRESENT) { - if (request_irq(irq, req->Handler, - ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || - (s->functions > 1) || - (irq == s->pci_irq)) ? SA_SHIRQ : 0, - p_dev->dev.bus_id, req->Instance)) - return CS_IN_USE; - } - - c->irq.Attributes = req->Attributes; - s->irq.AssignedIRQ = req->AssignedIRQ = irq; - s->irq.Config++; - - c->state |= CONFIG_IRQ_REQ; - handle->state |= CLIENT_IRQ_REQ; - -#ifdef CONFIG_PCMCIA_PROBE - pcmcia_used_irq[irq]++; -#endif - - return CS_SUCCESS; -} /* pcmcia_request_irq */ - -/*====================================================================== - - Request_window() establishes a mapping between card memory space - and system memory space. - -======================================================================*/ - -int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle_t *wh) -{ - struct pcmcia_socket *s; - window_t *win; - u_long align; - int w; - - if (CHECK_HANDLE(*handle)) - return CS_BAD_HANDLE; - s = (*handle)->Socket; - if (!(s->state & SOCKET_PRESENT)) - return CS_NO_CARD; - if (req->Attributes & (WIN_PAGED | WIN_SHARED)) - return CS_BAD_ATTRIBUTE; - - /* Window size defaults to smallest available */ - if (req->Size == 0) - req->Size = s->map_size; - align = (((s->features & SS_CAP_MEM_ALIGN) || - (req->Attributes & WIN_STRICT_ALIGN)) ? - req->Size : s->map_size); - if (req->Size & (s->map_size-1)) - return CS_BAD_SIZE; - if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) || - (req->Base & (align-1))) - return CS_BAD_BASE; - if (req->Base) - align = 0; - - /* Allocate system memory window */ - for (w = 0; w < MAX_WIN; w++) - if (!(s->state & SOCKET_WIN_REQ(w))) break; - if (w == MAX_WIN) - return CS_OUT_OF_RESOURCE; - - win = &s->win[w]; - win->magic = WINDOW_MAGIC; - win->index = w; - win->handle = *handle; - win->sock = s; - - if (!(s->features & SS_CAP_STATIC_MAP)) { - win->ctl.res = find_mem_region(req->Base, req->Size, align, - (req->Attributes & WIN_MAP_BELOW_1MB), s); - if (!win->ctl.res) - return CS_IN_USE; - } - (*handle)->state |= CLIENT_WIN_REQ(w); - - /* Configure the socket controller */ - win->ctl.map = w+1; - win->ctl.flags = 0; - win->ctl.speed = req->AccessSpeed; - if (req->Attributes & WIN_MEMORY_TYPE) - win->ctl.flags |= MAP_ATTRIB; - if (req->Attributes & WIN_ENABLE) - win->ctl.flags |= MAP_ACTIVE; - if (req->Attributes & WIN_DATA_WIDTH_16) - win->ctl.flags |= MAP_16BIT; - if (req->Attributes & WIN_USE_WAIT) - win->ctl.flags |= MAP_USE_WAIT; - win->ctl.card_start = 0; - if (s->ops->set_mem_map(s, &win->ctl) != 0) - return CS_BAD_ARGS; - s->state |= SOCKET_WIN_REQ(w); - - /* Return window handle */ - if (s->features & SS_CAP_STATIC_MAP) { - req->Base = win->ctl.static_start; - } else { - req->Base = win->ctl.res->start; - } - *wh = win; - - return CS_SUCCESS; -} /* request_window */ - -/*====================================================================== - - I'm not sure which "reset" function this is supposed to use, - but for now, it uses the low-level interface's reset, not the - CIS register. - -======================================================================*/ +/* I'm not sure which "reset" function this is supposed to use, + * but for now, it uses the low-level interface's reset, not the + * CIS register. + */ int pccard_reset_card(struct pcmcia_socket *skt) { int ret; - + cs_dbg(skt, 1, "resetting socket\n"); down(&skt->skt_sem); @@ -1757,17 +778,14 @@ int pccard_reset_card(struct pcmcia_socket *skt) } /* reset_card */ EXPORT_SYMBOL(pccard_reset_card); -/*====================================================================== - - These shut down or wake up a socket. They are sort of user - initiated versions of the APM suspend and resume actions. - -======================================================================*/ +/* These shut down or wake up a socket. They are sort of user + * initiated versions of the APM suspend and resume actions. + */ int pcmcia_suspend_card(struct pcmcia_socket *skt) { int ret; - + cs_dbg(skt, 1, "suspending socket\n"); down(&skt->skt_sem); @@ -1786,6 +804,8 @@ int pcmcia_suspend_card(struct pcmcia_socket *skt) return ret; } /* suspend_card */ +EXPORT_SYMBOL(pcmcia_suspend_card); + int pcmcia_resume_card(struct pcmcia_socket *skt) { @@ -1809,13 +829,10 @@ int pcmcia_resume_card(struct pcmcia_socket *skt) return ret; } /* resume_card */ +EXPORT_SYMBOL(pcmcia_resume_card); -/*====================================================================== - - These handle user requests to eject or insert a card. - -======================================================================*/ +/* These handle user requests to eject or insert a card. */ int pcmcia_eject_card(struct pcmcia_socket *skt) { int ret; @@ -1842,6 +859,8 @@ int pcmcia_eject_card(struct pcmcia_socket *skt) return ret; } /* eject_card */ +EXPORT_SYMBOL(pcmcia_eject_card); + int pcmcia_insert_card(struct pcmcia_socket *skt) { @@ -1865,37 +884,38 @@ int pcmcia_insert_card(struct pcmcia_socket *skt) return ret; } /* insert_card */ +EXPORT_SYMBOL(pcmcia_insert_card); -/*====================================================================== - OS-specific module glue goes here - -======================================================================*/ -/* in alpha order */ -EXPORT_SYMBOL(pcmcia_eject_card); -EXPORT_SYMBOL(pcmcia_get_card_services_info); -EXPORT_SYMBOL(pcmcia_get_mem_page); -EXPORT_SYMBOL(pcmcia_insert_card); -EXPORT_SYMBOL(pcmcia_map_mem_page); -EXPORT_SYMBOL(pcmcia_modify_configuration); -EXPORT_SYMBOL(pcmcia_release_configuration); -EXPORT_SYMBOL(pcmcia_release_io); -EXPORT_SYMBOL(pcmcia_release_irq); -EXPORT_SYMBOL(pcmcia_release_window); -EXPORT_SYMBOL(pcmcia_replace_cis); -EXPORT_SYMBOL(pcmcia_request_configuration); -EXPORT_SYMBOL(pcmcia_request_io); -EXPORT_SYMBOL(pcmcia_request_irq); -EXPORT_SYMBOL(pcmcia_request_window); -EXPORT_SYMBOL(pcmcia_resume_card); -EXPORT_SYMBOL(pcmcia_suspend_card); +static int pcmcia_socket_hotplug(struct class_device *dev, char **envp, + int num_envp, char *buffer, int buffer_size) +{ + struct pcmcia_socket *s = container_of(dev, struct pcmcia_socket, dev); + int i = 0, length = 0; + + if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size, + &length, "SOCKET_NO=%u", s->sock)) + return -ENOMEM; + + envp[i] = NULL; + + return 0; +} + + +static struct completion pcmcia_unload; + +static void pcmcia_release_socket_class(struct class *data) +{ + complete(&pcmcia_unload); +} -EXPORT_SYMBOL(dead_socket); -EXPORT_SYMBOL(pcmcia_parse_events); struct class pcmcia_socket_class = { .name = "pcmcia_socket", + .hotplug = pcmcia_socket_hotplug, .release = pcmcia_release_socket, + .class_release = pcmcia_release_socket_class, }; EXPORT_SYMBOL(pcmcia_socket_class); @@ -1903,9 +923,8 @@ EXPORT_SYMBOL(pcmcia_socket_class); static int __init init_pcmcia_cs(void) { int ret; - printk(KERN_INFO "%s\n", release); - printk(KERN_INFO " %s\n", options); + init_completion(&pcmcia_unload); ret = class_register(&pcmcia_socket_class); if (ret) return (ret); @@ -1914,13 +933,12 @@ static int __init init_pcmcia_cs(void) static void __exit exit_pcmcia_cs(void) { - printk(KERN_INFO "unloading Kernel Card Services\n"); - class_interface_unregister(&pccard_sysfs_interface); - class_unregister(&pcmcia_socket_class); + class_interface_unregister(&pccard_sysfs_interface); + class_unregister(&pcmcia_socket_class); + + wait_for_completion(&pcmcia_unload); } subsys_initcall(init_pcmcia_cs); module_exit(exit_pcmcia_cs); -/*====================================================================*/ - diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index 7933a7d..0b4c18e 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -123,9 +123,9 @@ void cb_free(struct pcmcia_socket *s); int read_cb_mem(struct pcmcia_socket *s, int space, u_int addr, u_int len, void *ptr); /* In cistpl.c */ -int read_cis_mem(struct pcmcia_socket *s, int attr, +int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, u_int len, void *ptr); -void write_cis_mem(struct pcmcia_socket *s, int attr, +void pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, u_int len, void *ptr); void release_cis_mem(struct pcmcia_socket *s); void destroy_cis_cache(struct pcmcia_socket *s); @@ -134,13 +134,12 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t /* In rsrc_mgr */ void pcmcia_validate_mem(struct pcmcia_socket *s); -struct resource *find_io_region(unsigned long base, int num, unsigned long align, +struct resource *pcmcia_find_io_region(unsigned long base, int num, unsigned long align, struct pcmcia_socket *s); -int adjust_io_region(struct resource *res, unsigned long r_start, +int pcmcia_adjust_io_region(struct resource *res, unsigned long r_start, unsigned long r_end, struct pcmcia_socket *s); -struct resource *find_mem_region(u_long base, u_long num, u_long align, +struct resource *pcmcia_find_mem_region(u_long base, u_long num, u_long align, int low, struct pcmcia_socket *s); -int adjust_resource_info(client_handle_t handle, adjust_t *adj); void release_resource_db(struct pcmcia_socket *s); /* In socket_sysfs.c */ @@ -159,7 +158,7 @@ int pccard_access_configuration_register(struct pcmcia_socket *s, unsigned int f struct pcmcia_callback{ struct module *owner; int (*event) (struct pcmcia_socket *s, event_t event, int priority); - int (*resources_done) (struct pcmcia_socket *s); + void (*requery) (struct pcmcia_socket *s); }; int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 569e55f..d5afd55 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -10,44 +10,29 @@ * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. * * (C) 1999 David A. Hinds - * (C) 2003 - 2004 Dominik Brodowski + * (C) 2003 - 2005 Dominik Brodowski */ #include <linux/config.h> +#include <linux/kernel.h> #include <linux/module.h> -#include <linux/moduleparam.h> #include <linux/init.h> -#include <linux/kernel.h> -#include <linux/major.h> -#include <linux/string.h> #include <linux/errno.h> -#include <linux/slab.h> -#include <linux/mm.h> -#include <linux/fcntl.h> -#include <linux/sched.h> -#include <linux/smp_lock.h> -#include <linux/timer.h> -#include <linux/ioctl.h> -#include <linux/proc_fs.h> -#include <linux/poll.h> -#include <linux/pci.h> #include <linux/list.h> #include <linux/delay.h> -#include <linux/kref.h> #include <linux/workqueue.h> - -#include <asm/atomic.h> +#include <linux/crc32.h> +#include <linux/firmware.h> #define IN_CARD_SERVICES -#include <pcmcia/version.h> #include <pcmcia/cs_types.h> #include <pcmcia/cs.h> -#include <pcmcia/bulkmem.h> #include <pcmcia/cistpl.h> #include <pcmcia/ds.h> #include <pcmcia/ss.h> #include "cs_internal.h" +#include "ds_internal.h" /*====================================================================*/ @@ -70,49 +55,9 @@ module_param_named(pc_debug, ds_pc_debug, int, 0644); #define ds_dbg(lvl, fmt, arg...) do { } while (0) #endif -/*====================================================================*/ +spinlock_t pcmcia_dev_list_lock; -/* Device user information */ -#define MAX_EVENTS 32 -#define USER_MAGIC 0x7ea4 -#define CHECK_USER(u) \ - (((u) == NULL) || ((u)->user_magic != USER_MAGIC)) -typedef struct user_info_t { - u_int user_magic; - int event_head, event_tail; - event_t event[MAX_EVENTS]; - struct user_info_t *next; - struct pcmcia_bus_socket *socket; -} user_info_t; - -/* Socket state information */ -struct pcmcia_bus_socket { - struct kref refcount; - struct pcmcia_callback callback; - int state; - user_info_t *user; - wait_queue_head_t queue; - struct pcmcia_socket *parent; - - /* the PCMCIA devices connected to this socket (normally one, more - * for multifunction devices: */ - struct list_head devices_list; - u8 device_count; /* the number of devices, used - * only internally and subject - * to incorrectness and change */ -}; -static spinlock_t pcmcia_dev_list_lock; - -#define DS_SOCKET_PRESENT 0x01 -#define DS_SOCKET_BUSY 0x02 -#define DS_SOCKET_REMOVAL_PENDING 0x10 -#define DS_SOCKET_DEAD 0x80 - -/*====================================================================*/ - -static int major_dev = -1; - -static int unbind_request(struct pcmcia_bus_socket *s); +static int unbind_request(struct pcmcia_socket *s); /*====================================================================*/ @@ -213,7 +158,7 @@ static const lookup_t service_table[] = { }; -int pcmcia_report_error(client_handle_t handle, error_info_t *err) +static int pcmcia_report_error(client_handle_t handle, error_info_t *err) { int i; char *serv; @@ -243,7 +188,6 @@ int pcmcia_report_error(client_handle_t handle, error_info_t *err) return CS_SUCCESS; } /* report_error */ -EXPORT_SYMBOL(pcmcia_report_error); /* end of code which was in cs.c before */ @@ -256,29 +200,101 @@ void cs_error(client_handle_t handle, int func, int ret) } EXPORT_SYMBOL(cs_error); -/*======================================================================*/ - -static struct pcmcia_driver * get_pcmcia_driver (dev_info_t *dev_info); -static struct pcmcia_bus_socket * get_socket_info_by_nr(unsigned int nr); -static void pcmcia_release_bus_socket(struct kref *refcount) +static void pcmcia_check_driver(struct pcmcia_driver *p_drv) { - struct pcmcia_bus_socket *s = container_of(refcount, struct pcmcia_bus_socket, refcount); - pcmcia_put_socket(s->parent); - kfree(s); + struct pcmcia_device_id *did = p_drv->id_table; + unsigned int i; + u32 hash; + + while (did && did->match_flags) { + for (i=0; i<4; i++) { + if (!did->prod_id[i]) + continue; + + hash = crc32(0, did->prod_id[i], strlen(did->prod_id[i])); + if (hash == did->prod_id_hash[i]) + continue; + + printk(KERN_DEBUG "pcmcia: %s: invalid hash for " + "product string \"%s\": is 0x%x, should " + "be 0x%x\n", p_drv->drv.name, did->prod_id[i], + did->prod_id_hash[i], hash); + printk(KERN_DEBUG "pcmcia: see " + "Documentation/pcmcia/devicetable.txt for " + "details\n"); + } + did++; + } + + return; } -static void pcmcia_put_bus_socket(struct pcmcia_bus_socket *s) + +#ifdef CONFIG_PCMCIA_LOAD_CIS + +/** + * pcmcia_load_firmware - load CIS from userspace if device-provided is broken + * @dev - the pcmcia device which needs a CIS override + * @filename - requested filename in /lib/firmware/cis/ + * + * This uses the in-kernel firmware loading mechanism to use a "fake CIS" if + * the one provided by the card is broken. The firmware files reside in + * /lib/firmware/cis/ in userspace. + */ +static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) { - kref_put(&s->refcount, pcmcia_release_bus_socket); + struct pcmcia_socket *s = dev->socket; + const struct firmware *fw; + char path[20]; + int ret=-ENOMEM; + cisdump_t *cis; + + if (!filename) + return -EINVAL; + + ds_dbg(1, "trying to load firmware %s\n", filename); + + if (strlen(filename) > 14) + return -EINVAL; + + snprintf(path, 20, "%s", filename); + + if (request_firmware(&fw, path, &dev->dev) == 0) { + if (fw->size >= CISTPL_MAX_CIS_SIZE) + goto release; + + cis = kmalloc(sizeof(cisdump_t), GFP_KERNEL); + if (!cis) + goto release; + + memset(cis, 0, sizeof(cisdump_t)); + + cis->Length = fw->size + 1; + memcpy(cis->Data, fw->data, fw->size); + + if (!pcmcia_replace_cis(s, cis)) + ret = 0; + } + release: + release_firmware(fw); + + return (ret); } -static struct pcmcia_bus_socket *pcmcia_get_bus_socket(struct pcmcia_bus_socket *s) +#else /* !CONFIG_PCMCIA_LOAD_CIS */ + +static inline int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) { - kref_get(&s->refcount); - return (s); + return -ENODEV; } +#endif + + +/*======================================================================*/ + + /** * pcmcia_register_driver - register a PCMCIA driver with the bus core * @@ -292,6 +308,8 @@ int pcmcia_register_driver(struct pcmcia_driver *driver) if (!driver) return -EINVAL; + pcmcia_check_driver(driver); + /* initialize common fields */ driver->drv.bus = &pcmcia_bus_type; driver->drv.owner = driver->owner; @@ -311,42 +329,10 @@ void pcmcia_unregister_driver(struct pcmcia_driver *driver) } EXPORT_SYMBOL(pcmcia_unregister_driver); -#ifdef CONFIG_PROC_FS -static struct proc_dir_entry *proc_pccard = NULL; - -static int proc_read_drivers_callback(struct device_driver *driver, void *d) -{ - char **p = d; - struct pcmcia_driver *p_drv = container_of(driver, - struct pcmcia_driver, drv); - - *p += sprintf(*p, "%-24.24s 1 %d\n", p_drv->drv.name, -#ifdef CONFIG_MODULE_UNLOAD - (p_drv->owner) ? module_refcount(p_drv->owner) : 1 -#else - 1 -#endif - ); - d = (void *) p; - - return 0; -} - -static int proc_read_drivers(char *buf, char **start, off_t pos, - int count, int *eof, void *data) -{ - char *p = buf; - - bus_for_each_drv(&pcmcia_bus_type, NULL, - (void *) &p, proc_read_drivers_callback); - - return (p - buf); -} -#endif /* pcmcia_device handling */ -static struct pcmcia_device * pcmcia_get_dev(struct pcmcia_device *p_dev) +struct pcmcia_device * pcmcia_get_dev(struct pcmcia_device *p_dev) { struct device *tmp_dev; tmp_dev = get_device(&p_dev->dev); @@ -355,7 +341,7 @@ static struct pcmcia_device * pcmcia_get_dev(struct pcmcia_device *p_dev) return to_pcmcia_dev(tmp_dev); } -static void pcmcia_put_dev(struct pcmcia_device *p_dev) +void pcmcia_put_dev(struct pcmcia_device *p_dev) { if (p_dev) put_device(&p_dev->dev); @@ -365,7 +351,7 @@ static void pcmcia_release_dev(struct device *dev) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); ds_dbg(1, "releasing dev %p\n", p_dev); - pcmcia_put_bus_socket(p_dev->socket->pcmcia); + pcmcia_put_socket(p_dev->socket); kfree(p_dev); } @@ -500,34 +486,38 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev) */ static DECLARE_MUTEX(device_add_lock); -static struct pcmcia_device * pcmcia_device_add(struct pcmcia_bus_socket *s, unsigned int function) +struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int function) { struct pcmcia_device *p_dev; unsigned long flags; - s = pcmcia_get_bus_socket(s); + s = pcmcia_get_socket(s); if (!s) return NULL; down(&device_add_lock); + /* max of 2 devices per card */ + if (s->device_count == 2) + goto err_put; + p_dev = kmalloc(sizeof(struct pcmcia_device), GFP_KERNEL); if (!p_dev) goto err_put; memset(p_dev, 0, sizeof(struct pcmcia_device)); - p_dev->socket = s->parent; + p_dev->socket = s; p_dev->device_no = (s->device_count++); p_dev->func = function; p_dev->dev.bus = &pcmcia_bus_type; - p_dev->dev.parent = s->parent->dev.dev; + p_dev->dev.parent = s->dev.dev; p_dev->dev.release = pcmcia_release_dev; sprintf (p_dev->dev.bus_id, "%d.%d", p_dev->socket->sock, p_dev->device_no); /* compat */ p_dev->client.client_magic = CLIENT_MAGIC; - p_dev->client.Socket = s->parent; + p_dev->client.Socket = s; p_dev->client.Function = function; p_dev->client.state = CLIENT_UNBOUND; @@ -536,6 +526,8 @@ static struct pcmcia_device * pcmcia_device_add(struct pcmcia_bus_socket *s, uns list_add_tail(&p_dev->socket_device_list, &s->devices_list); spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + pcmcia_device_query(p_dev); + if (device_register(&p_dev->dev)) { spin_lock_irqsave(&pcmcia_dev_list_lock, flags); list_del(&p_dev->socket_device_list); @@ -553,7 +545,7 @@ static struct pcmcia_device * pcmcia_device_add(struct pcmcia_bus_socket *s, uns s->device_count--; err_put: up(&device_add_lock); - pcmcia_put_bus_socket(s); + pcmcia_put_socket(s); return NULL; } @@ -584,23 +576,252 @@ static int pcmcia_card_add(struct pcmcia_socket *s) /* this doesn't handle multifunction devices on one pcmcia function * yet. */ for (i=0; i < no_funcs; i++) - pcmcia_device_add(s->pcmcia, i); + pcmcia_device_add(s, i); return (ret); } +static void pcmcia_delayed_add_pseudo_device(void *data) +{ + struct pcmcia_socket *s = data; + pcmcia_device_add(s, 0); + s->pcmcia_state.device_add_pending = 0; +} + +static inline void pcmcia_add_pseudo_device(struct pcmcia_socket *s) +{ + if (!s->pcmcia_state.device_add_pending) { + schedule_work(&s->device_add); + s->pcmcia_state.device_add_pending = 1; + } + return; +} + +static int pcmcia_requery(struct device *dev, void * _data) +{ + struct pcmcia_device *p_dev = to_pcmcia_dev(dev); + if (!p_dev->dev.driver) + pcmcia_device_query(p_dev); + + return 0; +} + +static void pcmcia_bus_rescan(struct pcmcia_socket *skt) +{ + int no_devices=0; + unsigned long flags; + + /* must be called with skt_sem held */ + spin_lock_irqsave(&pcmcia_dev_list_lock, flags); + if (list_empty(&skt->devices_list)) + no_devices=1; + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + + /* if no devices were added for this socket yet because of + * missing resource information or other trouble, we need to + * do this now. */ + if (no_devices) { + int ret = pcmcia_card_add(skt); + if (ret) + return; + } + + /* some device information might have changed because of a CIS + * update or because we can finally read it correctly... so + * determine it again, overwriting old values if necessary. */ + bus_for_each_dev(&pcmcia_bus_type, NULL, NULL, pcmcia_requery); + + /* we re-scan all devices, not just the ones connected to this + * socket. This does not matter, though. */ + bus_rescan_devices(&pcmcia_bus_type); +} + +static inline int pcmcia_devmatch(struct pcmcia_device *dev, + struct pcmcia_device_id *did) +{ + if (did->match_flags & PCMCIA_DEV_ID_MATCH_MANF_ID) { + if ((!dev->has_manf_id) || (dev->manf_id != did->manf_id)) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_CARD_ID) { + if ((!dev->has_card_id) || (dev->card_id != did->card_id)) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_FUNCTION) { + if (dev->func != did->function) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID1) { + if (!dev->prod_id[0]) + return 0; + if (strcmp(did->prod_id[0], dev->prod_id[0])) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID2) { + if (!dev->prod_id[1]) + return 0; + if (strcmp(did->prod_id[1], dev->prod_id[1])) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID3) { + if (!dev->prod_id[2]) + return 0; + if (strcmp(did->prod_id[2], dev->prod_id[2])) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_PROD_ID4) { + if (!dev->prod_id[3]) + return 0; + if (strcmp(did->prod_id[3], dev->prod_id[3])) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) { + /* handle pseudo multifunction devices: + * there are at most two pseudo multifunction devices. + * if we're matching against the first, schedule a + * call which will then check whether there are two + * pseudo devices, and if not, add the second one. + */ + if (dev->device_no == 0) + pcmcia_add_pseudo_device(dev->socket); + + if (dev->device_no != did->device_no) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_FUNC_ID) { + if ((!dev->has_func_id) || (dev->func_id != did->func_id)) + return 0; + + /* if this is a pseudo-multi-function device, + * we need explicit matches */ + if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) + return 0; + if (dev->device_no) + return 0; + + /* also, FUNC_ID matching needs to be activated by userspace + * after it has re-checked that there is no possible module + * with a prod_id/manf_id/card_id match. + */ + if (!dev->allow_func_id_match) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) { + if (!dev->socket->fake_cis) + pcmcia_load_firmware(dev, did->cisfile); + + if (!dev->socket->fake_cis) + return 0; + } + + if (did->match_flags & PCMCIA_DEV_ID_MATCH_ANONYMOUS) { + int i; + for (i=0; i<4; i++) + if (dev->prod_id[i]) + return 0; + if (dev->has_manf_id || dev->has_card_id || dev->has_func_id) + return 0; + } + + dev->dev.driver_data = (void *) did; + + return 1; +} + + static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { struct pcmcia_device * p_dev = to_pcmcia_dev(dev); struct pcmcia_driver * p_drv = to_pcmcia_drv(drv); + struct pcmcia_device_id *did = p_drv->id_table; /* matching by cardmgr */ if (p_dev->cardmgr == p_drv) return 1; + while (did && did->match_flags) { + if (pcmcia_devmatch(p_dev, did)) + return 1; + did++; + } + return 0; } +#ifdef CONFIG_HOTPLUG + +static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp, + char *buffer, int buffer_size) +{ + struct pcmcia_device *p_dev; + int i, length = 0; + u32 hash[4] = { 0, 0, 0, 0}; + + if (!dev) + return -ENODEV; + + p_dev = to_pcmcia_dev(dev); + + /* calculate hashes */ + for (i=0; i<4; i++) { + if (!p_dev->prod_id[i]) + continue; + hash[i] = crc32(0, p_dev->prod_id[i], strlen(p_dev->prod_id[i])); + } + + i = 0; + + if (add_hotplug_env_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "SOCKET_NO=%u", + p_dev->socket->sock)) + return -ENOMEM; + + if (add_hotplug_env_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "DEVICE_NO=%02X", + p_dev->device_no)) + return -ENOMEM; + + if (add_hotplug_env_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "MODALIAS=pcmcia:m%04Xc%04Xf%02Xfn%02Xpfn%02X" + "pa%08Xpb%08Xpc%08Xpd%08X", + p_dev->has_manf_id ? p_dev->manf_id : 0, + p_dev->has_card_id ? p_dev->card_id : 0, + p_dev->has_func_id ? p_dev->func_id : 0, + p_dev->func, + p_dev->device_no, + hash[0], + hash[1], + hash[2], + hash[3])) + return -ENOMEM; + + envp[i] = NULL; + + return 0; +} + +#else + +static int pcmcia_bus_hotplug(struct device *dev, char **envp, int num_envp, + char *buffer, int buffer_size) +{ + return -ENODEV; +} + +#endif + /************************ per-device sysfs output ***************************/ #define pcmcia_device_attr(field, test, format) \ @@ -626,6 +847,43 @@ pcmcia_device_stringattr(prod_id2, prod_id[1]); pcmcia_device_stringattr(prod_id3, prod_id[2]); pcmcia_device_stringattr(prod_id4, prod_id[3]); +static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct pcmcia_device *p_dev = to_pcmcia_dev(dev); + int i; + u32 hash[4] = { 0, 0, 0, 0}; + + /* calculate hashes */ + for (i=0; i<4; i++) { + if (!p_dev->prod_id[i]) + continue; + hash[i] = crc32(0,p_dev->prod_id[i],strlen(p_dev->prod_id[i])); + } + return sprintf(buf, "pcmcia:m%04Xc%04Xf%02Xfn%02Xpfn%02X" + "pa%08Xpb%08Xpc%08Xpd%08X\n", + p_dev->has_manf_id ? p_dev->manf_id : 0, + p_dev->has_card_id ? p_dev->card_id : 0, + p_dev->has_func_id ? p_dev->func_id : 0, + p_dev->func, p_dev->device_no, + hash[0], hash[1], hash[2], hash[3]); +} + +static ssize_t pcmcia_store_allow_func_id_match(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct pcmcia_device *p_dev = to_pcmcia_dev(dev); + if (!count) + return -EINVAL; + + down(&p_dev->socket->skt_sem); + p_dev->allow_func_id_match = 1; + up(&p_dev->socket->skt_sem); + + bus_rescan_devices(&pcmcia_bus_type); + + return count; +} + static struct device_attribute pcmcia_dev_attrs[] = { __ATTR(function, 0444, func_show, NULL), __ATTR_RO(func_id), @@ -635,46 +893,14 @@ static struct device_attribute pcmcia_dev_attrs[] = { __ATTR_RO(prod_id2), __ATTR_RO(prod_id3), __ATTR_RO(prod_id4), + __ATTR_RO(modalias), + __ATTR(allow_func_id_match, 0200, NULL, pcmcia_store_allow_func_id_match), __ATTR_NULL, }; /*====================================================================== - These manage a ring buffer of events pending for one user process - -======================================================================*/ - -static int queue_empty(user_info_t *user) -{ - return (user->event_head == user->event_tail); -} - -static event_t get_queued_event(user_info_t *user) -{ - user->event_tail = (user->event_tail+1) % MAX_EVENTS; - return user->event[user->event_tail]; -} - -static void queue_event(user_info_t *user, event_t event) -{ - user->event_head = (user->event_head+1) % MAX_EVENTS; - if (user->event_head == user->event_tail) - user->event_tail = (user->event_tail+1) % MAX_EVENTS; - user->event[user->event_head] = event; -} - -static void handle_event(struct pcmcia_bus_socket *s, event_t event) -{ - user_info_t *user; - for (user = s->user; user; user = user->next) - queue_event(user, event); - wake_up_interruptible(&s->queue); -} - - -/*====================================================================== - The card status event handler. ======================================================================*/ @@ -706,21 +932,13 @@ static int send_event_callback(struct device *dev, void * _data) static int send_event(struct pcmcia_socket *s, event_t event, int priority) { - int ret = 0; struct send_event_data private; - struct pcmcia_bus_socket *skt = pcmcia_get_bus_socket(s->pcmcia); - - if (!skt) - return 0; private.skt = s; private.event = event; private.priority = priority; - ret = bus_for_each_dev(&pcmcia_bus_type, NULL, &private, send_event_callback); - - pcmcia_put_bus_socket(skt); - return ret; + return bus_for_each_dev(&pcmcia_bus_type, NULL, &private, send_event_callback); } /* send_event */ @@ -731,25 +949,25 @@ static int send_event(struct pcmcia_socket *s, event_t event, int priority) static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) { - struct pcmcia_bus_socket *s = skt->pcmcia; + struct pcmcia_socket *s = pcmcia_get_socket(skt); int ret = 0; ds_dbg(1, "ds_event(0x%06x, %d, 0x%p)\n", - event, priority, s); + event, priority, skt); switch (event) { case CS_EVENT_CARD_REMOVAL: - s->state &= ~DS_SOCKET_PRESENT; + s->pcmcia_state.present = 0; send_event(skt, event, priority); - unbind_request(s); - handle_event(s, event); + unbind_request(skt); + handle_event(skt, event); break; case CS_EVENT_CARD_INSERTION: - s->state |= DS_SOCKET_PRESENT; + s->pcmcia_state.present = 1; pcmcia_card_add(skt); - handle_event(s, event); + handle_event(skt, event); break; case CS_EVENT_EJECTION_REQUEST: @@ -757,137 +975,22 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) break; default: - handle_event(s, event); + handle_event(skt, event); send_event(skt, event, priority); break; } + pcmcia_put_socket(s); + return 0; } /* ds_event */ -/*====================================================================== - - bind_request() and bind_device() are merged by now. Register_client() - is called right at the end of bind_request(), during the driver's - ->attach() call. Individual descriptions: - - bind_request() connects a socket to a particular client driver. - It looks up the specified device ID in the list of registered - drivers, binds it to the socket, and tries to create an instance - of the device. unbind_request() deletes a driver instance. - - Bind_device() associates a device driver with a particular socket. - It is normally called by Driver Services after it has identified - a newly inserted card. An instance of that driver will then be - eligible to register as a client of this socket. - - Register_client() uses the dev_info_t handle to match the - caller with a socket. The driver must have already been bound - to a socket with bind_device() -- in fact, bind_device() - allocates the client structure that will be used. - -======================================================================*/ - -static int bind_request(struct pcmcia_bus_socket *s, bind_info_t *bind_info) -{ - struct pcmcia_driver *p_drv; - struct pcmcia_device *p_dev; - int ret = 0; - unsigned long flags; - - s = pcmcia_get_bus_socket(s); - if (!s) - return -EINVAL; - - ds_dbg(2, "bind_request(%d, '%s')\n", s->parent->sock, - (char *)bind_info->dev_info); - - p_drv = get_pcmcia_driver(&bind_info->dev_info); - if (!p_drv) { - ret = -EINVAL; - goto err_put; - } - - if (!try_module_get(p_drv->owner)) { - ret = -EINVAL; - goto err_put_driver; - } - - spin_lock_irqsave(&pcmcia_dev_list_lock, flags); - list_for_each_entry(p_dev, &s->devices_list, socket_device_list) { - if (p_dev->func == bind_info->function) { - if ((p_dev->dev.driver == &p_drv->drv)) { - if (p_dev->cardmgr) { - /* if there's already a device - * registered, and it was registered - * by userspace before, we need to - * return the "instance". */ - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - bind_info->instance = p_dev->instance; - ret = -EBUSY; - goto err_put_module; - } else { - /* the correct driver managed to bind - * itself magically to the correct - * device. */ - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - p_dev->cardmgr = p_drv; - ret = 0; - goto err_put_module; - } - } else if (!p_dev->dev.driver) { - /* there's already a device available where - * no device has been bound to yet. So we don't - * need to register a device! */ - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - goto rescan; - } - } - } - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - - p_dev = pcmcia_device_add(s, bind_info->function); - if (!p_dev) { - ret = -EIO; - goto err_put_module; - } - -rescan: - p_dev->cardmgr = p_drv; - - pcmcia_device_query(p_dev); - - /* - * Prevent this racing with a card insertion. - */ - down(&s->parent->skt_sem); - bus_rescan_devices(&pcmcia_bus_type); - up(&s->parent->skt_sem); - - /* check whether the driver indeed matched. I don't care if this - * is racy or not, because it can only happen on cardmgr access - * paths... - */ - if (!(p_dev->dev.driver == &p_drv->drv)) - p_dev->cardmgr = NULL; - - err_put_module: - module_put(p_drv->owner); - err_put_driver: - put_driver(&p_drv->drv); - err_put: - pcmcia_put_bus_socket(s); - - return (ret); -} /* bind_request */ - int pcmcia_register_client(client_handle_t *handle, client_reg_t *req) { client_t *client = NULL; - struct pcmcia_socket *s; - struct pcmcia_bus_socket *skt = NULL; + struct pcmcia_socket *s = NULL; struct pcmcia_device *p_dev = NULL; /* Look for unbound client with matching dev_info */ @@ -898,14 +1001,11 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req) if (s->state & SOCKET_CARDBUS) continue; - skt = s->pcmcia; - if (!skt) - continue; - skt = pcmcia_get_bus_socket(skt); - if (!skt) + s = pcmcia_get_socket(s); + if (!s) continue; spin_lock_irqsave(&pcmcia_dev_list_lock, flags); - list_for_each_entry(p_dev, &skt->devices_list, socket_device_list) { + list_for_each_entry(p_dev, &s->devices_list, socket_device_list) { struct pcmcia_driver *p_drv; p_dev = pcmcia_get_dev(p_dev); if (!p_dev) @@ -924,14 +1024,14 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req) pcmcia_put_dev(p_dev); } spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - pcmcia_put_bus_socket(skt); + pcmcia_put_socket(s); } found: up_read(&pcmcia_socket_list_rwsem); if (!p_dev || !client) return -ENODEV; - pcmcia_put_bus_socket(skt); /* safe, as we already hold a reference from bind_device */ + pcmcia_put_socket(s); /* safe, as we already hold a reference from bind_device */ *handle = client; client->state &= ~CLIENT_UNBOUND; @@ -978,106 +1078,15 @@ int pcmcia_register_client(client_handle_t *handle, client_reg_t *req) EXPORT_SYMBOL(pcmcia_register_client); -/*====================================================================*/ - -extern struct pci_bus *pcmcia_lookup_bus(struct pcmcia_socket *s); - -static int get_device_info(struct pcmcia_bus_socket *s, bind_info_t *bind_info, int first) -{ - dev_node_t *node; - struct pcmcia_device *p_dev; - unsigned long flags; - int ret = 0; - -#ifdef CONFIG_CARDBUS - /* - * Some unbelievably ugly code to associate the PCI cardbus - * device and its driver with the PCMCIA "bind" information. - */ - { - struct pci_bus *bus; - - bus = pcmcia_lookup_bus(s->parent); - if (bus) { - struct list_head *list; - struct pci_dev *dev = NULL; - - list = bus->devices.next; - while (list != &bus->devices) { - struct pci_dev *pdev = pci_dev_b(list); - list = list->next; - - if (first) { - dev = pdev; - break; - } - - /* Try to handle "next" here some way? */ - } - if (dev && dev->driver) { - strlcpy(bind_info->name, dev->driver->name, DEV_NAME_LEN); - bind_info->major = 0; - bind_info->minor = 0; - bind_info->next = NULL; - return 0; - } - } - } -#endif - - spin_lock_irqsave(&pcmcia_dev_list_lock, flags); - list_for_each_entry(p_dev, &s->devices_list, socket_device_list) { - if (p_dev->func == bind_info->function) { - p_dev = pcmcia_get_dev(p_dev); - if (!p_dev) - continue; - goto found; - } - } - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - return -ENODEV; - - found: - spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - - if ((!p_dev->instance) || - (p_dev->instance->state & DEV_CONFIG_PENDING)) { - ret = -EAGAIN; - goto err_put; - } - - if (first) - node = p_dev->instance->dev; - else - for (node = p_dev->instance->dev; node; node = node->next) - if (node == bind_info->next) - break; - if (!node) { - ret = -ENODEV; - goto err_put; - } - - strlcpy(bind_info->name, node->dev_name, DEV_NAME_LEN); - bind_info->major = node->major; - bind_info->minor = node->minor; - bind_info->next = node->next; - - err_put: - pcmcia_put_dev(p_dev); - return (ret); -} /* get_device_info */ - -/*====================================================================*/ - /* unbind _all_ devices attached to a given pcmcia_bus_socket. The * drivers have been called with EVENT_CARD_REMOVAL before. */ -static int unbind_request(struct pcmcia_bus_socket *s) +static int unbind_request(struct pcmcia_socket *s) { struct pcmcia_device *p_dev; unsigned long flags; - ds_dbg(2, "unbind_request(%d)\n", s->parent->sock); + ds_dbg(2, "unbind_request(%d)\n", s->sock); s->device_count = 0; @@ -1133,433 +1142,58 @@ int pcmcia_deregister_client(client_handle_t handle) } /* deregister_client */ EXPORT_SYMBOL(pcmcia_deregister_client); - -/*====================================================================== - - The user-mode PC Card device interface - -======================================================================*/ - -static int ds_open(struct inode *inode, struct file *file) -{ - socket_t i = iminor(inode); - struct pcmcia_bus_socket *s; - user_info_t *user; - - ds_dbg(0, "ds_open(socket %d)\n", i); - - s = get_socket_info_by_nr(i); - if (!s) - return -ENODEV; - s = pcmcia_get_bus_socket(s); - if (!s) - return -ENODEV; - - if ((file->f_flags & O_ACCMODE) != O_RDONLY) { - if (s->state & DS_SOCKET_BUSY) { - pcmcia_put_bus_socket(s); - return -EBUSY; - } - else - s->state |= DS_SOCKET_BUSY; - } - - user = kmalloc(sizeof(user_info_t), GFP_KERNEL); - if (!user) { - pcmcia_put_bus_socket(s); - return -ENOMEM; - } - user->event_tail = user->event_head = 0; - user->next = s->user; - user->user_magic = USER_MAGIC; - user->socket = s; - s->user = user; - file->private_data = user; - - if (s->state & DS_SOCKET_PRESENT) - queue_event(user, CS_EVENT_CARD_INSERTION); - return 0; -} /* ds_open */ - -/*====================================================================*/ - -static int ds_release(struct inode *inode, struct file *file) -{ - struct pcmcia_bus_socket *s; - user_info_t *user, **link; - - ds_dbg(0, "ds_release(socket %d)\n", iminor(inode)); - - user = file->private_data; - if (CHECK_USER(user)) - goto out; - - s = user->socket; - - /* Unlink user data structure */ - if ((file->f_flags & O_ACCMODE) != O_RDONLY) { - s->state &= ~DS_SOCKET_BUSY; - } - file->private_data = NULL; - for (link = &s->user; *link; link = &(*link)->next) - if (*link == user) break; - if (link == NULL) - goto out; - *link = user->next; - user->user_magic = 0; - kfree(user); - pcmcia_put_bus_socket(s); -out: - return 0; -} /* ds_release */ - -/*====================================================================*/ - -static ssize_t ds_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) -{ - struct pcmcia_bus_socket *s; - user_info_t *user; - int ret; - - ds_dbg(2, "ds_read(socket %d)\n", iminor(file->f_dentry->d_inode)); - - if (count < 4) - return -EINVAL; - - user = file->private_data; - if (CHECK_USER(user)) - return -EIO; - - s = user->socket; - if (s->state & DS_SOCKET_DEAD) - return -EIO; - - ret = wait_event_interruptible(s->queue, !queue_empty(user)); - if (ret == 0) - ret = put_user(get_queued_event(user), (int __user *)buf) ? -EFAULT : 4; - - return ret; -} /* ds_read */ - -/*====================================================================*/ - -static ssize_t ds_write(struct file *file, const char __user *buf, - size_t count, loff_t *ppos) -{ - ds_dbg(2, "ds_write(socket %d)\n", iminor(file->f_dentry->d_inode)); - - if (count != 4) - return -EINVAL; - if ((file->f_flags & O_ACCMODE) == O_RDONLY) - return -EBADF; - - return -EIO; -} /* ds_write */ - -/*====================================================================*/ - -/* No kernel lock - fine */ -static u_int ds_poll(struct file *file, poll_table *wait) -{ - struct pcmcia_bus_socket *s; - user_info_t *user; - - ds_dbg(2, "ds_poll(socket %d)\n", iminor(file->f_dentry->d_inode)); - - user = file->private_data; - if (CHECK_USER(user)) - return POLLERR; - s = user->socket; - /* - * We don't check for a dead socket here since that - * will send cardmgr into an endless spin. - */ - poll_wait(file, &s->queue, wait); - if (!queue_empty(user)) - return POLLIN | POLLRDNORM; - return 0; -} /* ds_poll */ - -/*====================================================================*/ - -extern int pcmcia_adjust_resource_info(adjust_t *adj); - -static int ds_ioctl(struct inode * inode, struct file * file, - u_int cmd, u_long arg) -{ - struct pcmcia_bus_socket *s; - void __user *uarg = (char __user *)arg; - u_int size; - int ret, err; - ds_ioctl_arg_t *buf; - user_info_t *user; - - ds_dbg(2, "ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg); - - user = file->private_data; - if (CHECK_USER(user)) - return -EIO; - - s = user->socket; - if (s->state & DS_SOCKET_DEAD) - return -EIO; - - size = (cmd & IOCSIZE_MASK) >> IOCSIZE_SHIFT; - if (size > sizeof(ds_ioctl_arg_t)) return -EINVAL; - - /* Permission check */ - if (!(cmd & IOC_OUT) && !capable(CAP_SYS_ADMIN)) - return -EPERM; - - if (cmd & IOC_IN) { - if (!access_ok(VERIFY_READ, uarg, size)) { - ds_dbg(3, "ds_ioctl(): verify_read = %d\n", -EFAULT); - return -EFAULT; - } - } - if (cmd & IOC_OUT) { - if (!access_ok(VERIFY_WRITE, uarg, size)) { - ds_dbg(3, "ds_ioctl(): verify_write = %d\n", -EFAULT); - return -EFAULT; - } - } - buf = kmalloc(sizeof(ds_ioctl_arg_t), GFP_KERNEL); - if (!buf) - return -ENOMEM; - - err = ret = 0; - - if (cmd & IOC_IN) __copy_from_user((char *)buf, uarg, size); - - switch (cmd) { - case DS_ADJUST_RESOURCE_INFO: - ret = pcmcia_adjust_resource_info(&buf->adjust); - break; - case DS_GET_CARD_SERVICES_INFO: - ret = pcmcia_get_card_services_info(&buf->servinfo); - break; - case DS_GET_CONFIGURATION_INFO: - if (buf->config.Function && - (buf->config.Function >= s->parent->functions)) - ret = CS_BAD_ARGS; - else - ret = pccard_get_configuration_info(s->parent, - buf->config.Function, &buf->config); - break; - case DS_GET_FIRST_TUPLE: - down(&s->parent->skt_sem); - pcmcia_validate_mem(s->parent); - up(&s->parent->skt_sem); - ret = pccard_get_first_tuple(s->parent, BIND_FN_ALL, &buf->tuple); - break; - case DS_GET_NEXT_TUPLE: - ret = pccard_get_next_tuple(s->parent, BIND_FN_ALL, &buf->tuple); - break; - case DS_GET_TUPLE_DATA: - buf->tuple.TupleData = buf->tuple_parse.data; - buf->tuple.TupleDataMax = sizeof(buf->tuple_parse.data); - ret = pccard_get_tuple_data(s->parent, &buf->tuple); - break; - case DS_PARSE_TUPLE: - buf->tuple.TupleData = buf->tuple_parse.data; - ret = pccard_parse_tuple(&buf->tuple, &buf->tuple_parse.parse); - break; - case DS_RESET_CARD: - ret = pccard_reset_card(s->parent); - break; - case DS_GET_STATUS: - if (buf->status.Function && - (buf->status.Function >= s->parent->functions)) - ret = CS_BAD_ARGS; - else - ret = pccard_get_status(s->parent, buf->status.Function, &buf->status); - break; - case DS_VALIDATE_CIS: - down(&s->parent->skt_sem); - pcmcia_validate_mem(s->parent); - up(&s->parent->skt_sem); - ret = pccard_validate_cis(s->parent, BIND_FN_ALL, &buf->cisinfo); - break; - case DS_SUSPEND_CARD: - ret = pcmcia_suspend_card(s->parent); - break; - case DS_RESUME_CARD: - ret = pcmcia_resume_card(s->parent); - break; - case DS_EJECT_CARD: - err = pcmcia_eject_card(s->parent); - break; - case DS_INSERT_CARD: - err = pcmcia_insert_card(s->parent); - break; - case DS_ACCESS_CONFIGURATION_REGISTER: - if ((buf->conf_reg.Action == CS_WRITE) && !capable(CAP_SYS_ADMIN)) { - err = -EPERM; - goto free_out; - } - if (buf->conf_reg.Function && - (buf->conf_reg.Function >= s->parent->functions)) - ret = CS_BAD_ARGS; - else - ret = pccard_access_configuration_register(s->parent, - buf->conf_reg.Function, &buf->conf_reg); - break; - case DS_GET_FIRST_REGION: - case DS_GET_NEXT_REGION: - case DS_BIND_MTD: - if (!capable(CAP_SYS_ADMIN)) { - err = -EPERM; - goto free_out; - } else { - static int printed = 0; - if (!printed) { - printk(KERN_WARNING "2.6. kernels use pcmciamtd instead of memory_cs.c and do not require special\n"); - printk(KERN_WARNING "MTD handling any more.\n"); - printed++; - } - } - err = -EINVAL; - goto free_out; - break; - case DS_GET_FIRST_WINDOW: - ret = pcmcia_get_window(s->parent, &buf->win_info.handle, 0, - &buf->win_info.window); - break; - case DS_GET_NEXT_WINDOW: - ret = pcmcia_get_window(s->parent, &buf->win_info.handle, - buf->win_info.handle->index + 1, &buf->win_info.window); - break; - case DS_GET_MEM_PAGE: - ret = pcmcia_get_mem_page(buf->win_info.handle, - &buf->win_info.map); - break; - case DS_REPLACE_CIS: - ret = pcmcia_replace_cis(s->parent, &buf->cisdump); - break; - case DS_BIND_REQUEST: - if (!capable(CAP_SYS_ADMIN)) { - err = -EPERM; - goto free_out; - } - err = bind_request(s, &buf->bind_info); - break; - case DS_GET_DEVICE_INFO: - err = get_device_info(s, &buf->bind_info, 1); - break; - case DS_GET_NEXT_DEVICE: - err = get_device_info(s, &buf->bind_info, 0); - break; - case DS_UNBIND_REQUEST: - err = 0; - break; - default: - err = -EINVAL; - } - - if ((err == 0) && (ret != CS_SUCCESS)) { - ds_dbg(2, "ds_ioctl: ret = %d\n", ret); - switch (ret) { - case CS_BAD_SOCKET: case CS_NO_CARD: - err = -ENODEV; break; - case CS_BAD_ARGS: case CS_BAD_ATTRIBUTE: case CS_BAD_IRQ: - case CS_BAD_TUPLE: - err = -EINVAL; break; - case CS_IN_USE: - err = -EBUSY; break; - case CS_OUT_OF_RESOURCE: - err = -ENOSPC; break; - case CS_NO_MORE_ITEMS: - err = -ENODATA; break; - case CS_UNSUPPORTED_FUNCTION: - err = -ENOSYS; break; - default: - err = -EIO; break; - } - } - - if (cmd & IOC_OUT) { - if (__copy_to_user(uarg, (char *)buf, size)) - err = -EFAULT; - } - -free_out: - kfree(buf); - return err; -} /* ds_ioctl */ - -/*====================================================================*/ - -static struct file_operations ds_fops = { - .owner = THIS_MODULE, - .open = ds_open, - .release = ds_release, - .ioctl = ds_ioctl, - .read = ds_read, - .write = ds_write, - .poll = ds_poll, +static struct pcmcia_callback pcmcia_bus_callback = { + .owner = THIS_MODULE, + .event = ds_event, + .requery = pcmcia_bus_rescan, }; static int __devinit pcmcia_bus_add_socket(struct class_device *class_dev) { struct pcmcia_socket *socket = class_get_devdata(class_dev); - struct pcmcia_bus_socket *s; int ret; - s = kmalloc(sizeof(struct pcmcia_bus_socket), GFP_KERNEL); - if(!s) - return -ENOMEM; - memset(s, 0, sizeof(struct pcmcia_bus_socket)); - - /* get reference to parent socket */ - s->parent = pcmcia_get_socket(socket); - if (!s->parent) { + socket = pcmcia_get_socket(socket); + if (!socket) { printk(KERN_ERR "PCMCIA obtaining reference to socket %p failed\n", socket); - kfree (s); return -ENODEV; } - kref_init(&s->refcount); - /* * Ugly. But we want to wait for the socket threads to have started up. * We really should let the drivers themselves drive some of this.. */ msleep(250); - init_waitqueue_head(&s->queue); - INIT_LIST_HEAD(&s->devices_list); - - /* Set up hotline to Card Services */ - s->callback.owner = THIS_MODULE; - s->callback.event = &ds_event; - s->callback.resources_done = &pcmcia_card_add; - socket->pcmcia = s; +#ifdef CONFIG_PCMCIA_IOCTL + init_waitqueue_head(&socket->queue); +#endif + INIT_LIST_HEAD(&socket->devices_list); + INIT_WORK(&socket->device_add, pcmcia_delayed_add_pseudo_device, socket); + memset(&socket->pcmcia_state, 0, sizeof(u8)); + socket->device_count = 0; - ret = pccard_register_pcmcia(socket, &s->callback); + ret = pccard_register_pcmcia(socket, &pcmcia_bus_callback); if (ret) { printk(KERN_ERR "PCMCIA registration PCCard core failed for socket %p\n", socket); - pcmcia_put_bus_socket(s); - socket->pcmcia = NULL; + pcmcia_put_socket(socket); return (ret); } return 0; } - static void pcmcia_bus_remove_socket(struct class_device *class_dev) { struct pcmcia_socket *socket = class_get_devdata(class_dev); - if (!socket || !socket->pcmcia) + if (!socket) return; + socket->pcmcia_state.dead = 1; pccard_register_pcmcia(socket, NULL); - socket->pcmcia->state |= DS_SOCKET_DEAD; - pcmcia_put_bus_socket(socket->pcmcia); - socket->pcmcia = NULL; + pcmcia_put_socket(socket); return; } @@ -1575,34 +1209,20 @@ static struct class_interface pcmcia_bus_interface = { struct bus_type pcmcia_bus_type = { .name = "pcmcia", + .hotplug = pcmcia_bus_hotplug, .match = pcmcia_bus_match, .dev_attrs = pcmcia_dev_attrs, }; -EXPORT_SYMBOL(pcmcia_bus_type); static int __init init_pcmcia_bus(void) { - int i; - spin_lock_init(&pcmcia_dev_list_lock); bus_register(&pcmcia_bus_type); class_interface_register(&pcmcia_bus_interface); - /* Set up character device for user mode clients */ - i = register_chrdev(0, "pcmcia", &ds_fops); - if (i < 0) - printk(KERN_NOTICE "unable to find a free device # for " - "Driver Services (error=%d)\n", i); - else - major_dev = i; - -#ifdef CONFIG_PROC_FS - proc_pccard = proc_mkdir("pccard", proc_bus); - if (proc_pccard) - create_proc_read_entry("drivers",0,proc_pccard,proc_read_drivers,NULL); -#endif + pcmcia_setup_ioctl(); return 0; } @@ -1612,48 +1232,13 @@ fs_initcall(init_pcmcia_bus); /* one level after subsys_initcall so that static void __exit exit_pcmcia_bus(void) { - class_interface_unregister(&pcmcia_bus_interface); + pcmcia_cleanup_ioctl(); -#ifdef CONFIG_PROC_FS - if (proc_pccard) { - remove_proc_entry("drivers", proc_pccard); - remove_proc_entry("pccard", proc_bus); - } -#endif - if (major_dev != -1) - unregister_chrdev(major_dev, "pcmcia"); + class_interface_unregister(&pcmcia_bus_interface); bus_unregister(&pcmcia_bus_type); } module_exit(exit_pcmcia_bus); - -/* helpers for backwards-compatible functions */ - -static struct pcmcia_bus_socket * get_socket_info_by_nr(unsigned int nr) -{ - struct pcmcia_socket * s = pcmcia_get_socket_by_nr(nr); - if (s && s->pcmcia) - return s->pcmcia; - else - return NULL; -} - -/* backwards-compatible accessing of driver --- by name! */ - -static struct pcmcia_driver * get_pcmcia_driver (dev_info_t *dev_info) -{ - struct device_driver *drv; - struct pcmcia_driver *p_drv; - - drv = driver_find((char *) dev_info, &pcmcia_bus_type); - if (!drv) - return NULL; - - p_drv = container_of(drv, struct pcmcia_driver, drv); - - return (p_drv); -} - MODULE_ALIAS("ds"); diff --git a/drivers/pcmcia/ds_internal.h b/drivers/pcmcia/ds_internal.h new file mode 100644 index 0000000..d359bd2 --- /dev/null +++ b/drivers/pcmcia/ds_internal.h @@ -0,0 +1,21 @@ +/* ds_internal.h - internal header for 16-bit PCMCIA devices management */ + +extern spinlock_t pcmcia_dev_list_lock; +extern struct bus_type pcmcia_bus_type; + +extern struct pcmcia_device * pcmcia_get_dev(struct pcmcia_device *p_dev); +extern void pcmcia_put_dev(struct pcmcia_device *p_dev); + +struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int function); + +#ifdef CONFIG_PCMCIA_IOCTL +extern void __init pcmcia_setup_ioctl(void); +extern void __exit pcmcia_cleanup_ioctl(void); +extern void handle_event(struct pcmcia_socket *s, event_t event); +extern int handle_request(struct pcmcia_socket *s, event_t event); +#else +static inline void __init pcmcia_setup_ioctl(void) { return; } +static inline void __init pcmcia_cleanup_ioctl(void) { return; } +static inline void handle_event(struct pcmcia_socket *s, event_t event) { return; } +static inline int handle_request(struct pcmcia_socket *s, event_t event) { return CS_SUCCESS; } +#endif diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index 90a335a..d72f9a3 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -669,11 +669,13 @@ static int __init is_alive(u_short sock) if ((stat & I365_CS_DETECT) && (stat & I365_CS_POWERON) && (i365_get(sock, I365_INTCTL) & I365_PC_IOCARD) && (i365_get(sock, I365_ADDRWIN) & I365_ENA_IO(0)) && - (check_region(start, stop-start+1) != 0) && - ((start & 0xfeef) != 0x02e8)) - return 1; - else - return 0; + ((start & 0xfeef) != 0x02e8)) { + if (!request_region(start, stop-start+1, "i82365")) + return 1; + release_region(start, stop-start+1); + } + + return 0; } /*====================================================================*/ @@ -696,7 +698,13 @@ static void __init add_pcic(int ns, int type) struct i82365_socket *t = &socket[sockets-ns]; base = sockets-ns; - if (t->ioaddr > 0) request_region(t->ioaddr, 2, "i82365"); + if (t->ioaddr > 0) { + if (!request_region(t->ioaddr, 2, "i82365")) { + printk(KERN_ERR "i82365: IO region conflict at %#lx, not available\n", + t->ioaddr); + return; + } + } if (base == 0) printk("\n"); printk(KERN_INFO " %s", pcic[type].name); @@ -803,7 +811,7 @@ static void __init isa_probe(void) } #endif - if (check_region(i365_base, 2) != 0) { + if (!request_region(i365_base, 2, "i82365")) { if (sockets == 0) printk("port conflict at %#lx\n", i365_base); return; @@ -1441,6 +1449,7 @@ static void __exit exit_i82365(void) i365_set(i, I365_CSCINT, 0); release_region(socket[i].ioaddr, 2); } + release_region(i365_base, 2); #ifdef CONFIG_PNP if (i82365_pnpdev) pnp_disable_dev(i82365_pnpdev); diff --git a/drivers/pcmcia/pcmcia_compat.c b/drivers/pcmcia/pcmcia_compat.c index 68b8008..1cc8331 100644 --- a/drivers/pcmcia/pcmcia_compat.c +++ b/drivers/pcmcia/pcmcia_compat.c @@ -74,19 +74,6 @@ int pcmcia_validate_cis(client_handle_t handle, cisinfo_t *info) } EXPORT_SYMBOL(pcmcia_validate_cis); -int pcmcia_get_configuration_info(client_handle_t handle, - config_info_t *config) -{ - struct pcmcia_socket *s; - - if ((CHECK_HANDLE(handle)) || !config) - return CS_BAD_HANDLE; - s = SOCKET(handle); - if (!s) - return CS_BAD_HANDLE; - return pccard_get_configuration_info(s, handle->Function, config); -} -EXPORT_SYMBOL(pcmcia_get_configuration_info); int pcmcia_reset_card(client_handle_t handle, client_req_t *req) { @@ -102,24 +89,3 @@ int pcmcia_reset_card(client_handle_t handle, client_req_t *req) } EXPORT_SYMBOL(pcmcia_reset_card); -int pcmcia_get_status(client_handle_t handle, cs_status_t *status) -{ - struct pcmcia_socket *s; - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); - return pccard_get_status(s, handle->Function, status); -} -EXPORT_SYMBOL(pcmcia_get_status); - -int pcmcia_access_configuration_register(client_handle_t handle, - conf_reg_t *reg) -{ - struct pcmcia_socket *s; - if (CHECK_HANDLE(handle)) - return CS_BAD_HANDLE; - s = SOCKET(handle); - return pccard_access_configuration_register(s, handle->Function, reg); -} -EXPORT_SYMBOL(pcmcia_access_configuration_register); - diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c new file mode 100644 index 0000000..b883bc1 --- /dev/null +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -0,0 +1,786 @@ +/* + * pcmcia_ioctl.c -- ioctl interface for cardmgr and cardctl + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * The initial developer of the original code is David A. Hinds + * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds + * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. + * + * (C) 1999 David A. Hinds + * (C) 2003 - 2004 Dominik Brodowski + */ + +/* + * This file will go away soon. + */ + + +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/major.h> +#include <linux/errno.h> +#include <linux/ioctl.h> +#include <linux/proc_fs.h> +#include <linux/poll.h> +#include <linux/pci.h> +#include <linux/workqueue.h> + +#define IN_CARD_SERVICES +#include <pcmcia/version.h> +#include <pcmcia/cs_types.h> +#include <pcmcia/cs.h> +#include <pcmcia/cistpl.h> +#include <pcmcia/ds.h> +#include <pcmcia/ss.h> + +#include "cs_internal.h" +#include "ds_internal.h" + +static int major_dev = -1; + + +/* Device user information */ +#define MAX_EVENTS 32 +#define USER_MAGIC 0x7ea4 +#define CHECK_USER(u) \ + (((u) == NULL) || ((u)->user_magic != USER_MAGIC)) + +typedef struct user_info_t { + u_int user_magic; + int event_head, event_tail; + event_t event[MAX_EVENTS]; + struct user_info_t *next; + struct pcmcia_socket *socket; +} user_info_t; + + +#ifdef DEBUG +extern int ds_pc_debug; +#define cs_socket_name(skt) ((skt)->dev.class_id) + +#define ds_dbg(lvl, fmt, arg...) do { \ + if (ds_pc_debug >= lvl) \ + printk(KERN_DEBUG "ds: " fmt , ## arg); \ +} while (0) +#else +#define ds_dbg(lvl, fmt, arg...) do { } while (0) +#endif + +static const char *release = "Linux Kernel Card Services"; + +/** pcmcia_get_card_services_info + * + * Return information about this version of Card Services + */ +static int pcmcia_get_card_services_info(servinfo_t *info) +{ + unsigned int socket_count = 0; + struct list_head *tmp; + info->Signature[0] = 'C'; + info->Signature[1] = 'S'; + down_read(&pcmcia_socket_list_rwsem); + list_for_each(tmp, &pcmcia_socket_list) + socket_count++; + up_read(&pcmcia_socket_list_rwsem); + info->Count = socket_count; + info->Revision = CS_RELEASE_CODE; + info->CSLevel = 0x0210; + info->VendorString = (char *)release; + return CS_SUCCESS; +} /* get_card_services_info */ + + +/* backwards-compatible accessing of driver --- by name! */ + +static struct pcmcia_driver * get_pcmcia_driver (dev_info_t *dev_info) +{ + struct device_driver *drv; + struct pcmcia_driver *p_drv; + + drv = driver_find((char *) dev_info, &pcmcia_bus_type); + if (!drv) + return NULL; + + p_drv = container_of(drv, struct pcmcia_driver, drv); + + return (p_drv); +} + + +#ifdef CONFIG_PROC_FS +static struct proc_dir_entry *proc_pccard = NULL; + +static int proc_read_drivers_callback(struct device_driver *driver, void *d) +{ + char **p = d; + struct pcmcia_driver *p_drv = container_of(driver, + struct pcmcia_driver, drv); + + *p += sprintf(*p, "%-24.24s 1 %d\n", p_drv->drv.name, +#ifdef CONFIG_MODULE_UNLOAD + (p_drv->owner) ? module_refcount(p_drv->owner) : 1 +#else + 1 +#endif + ); + d = (void *) p; + + return 0; +} + +static int proc_read_drivers(char *buf, char **start, off_t pos, + int count, int *eof, void *data) +{ + char *p = buf; + + bus_for_each_drv(&pcmcia_bus_type, NULL, + (void *) &p, proc_read_drivers_callback); + + return (p - buf); +} +#endif + +/*====================================================================== + + These manage a ring buffer of events pending for one user process + +======================================================================*/ + + +static int queue_empty(user_info_t *user) +{ + return (user->event_head == user->event_tail); +} + +static event_t get_queued_event(user_info_t *user) +{ + user->event_tail = (user->event_tail+1) % MAX_EVENTS; + return user->event[user->event_tail]; +} + +static void queue_event(user_info_t *user, event_t event) +{ + user->event_head = (user->event_head+1) % MAX_EVENTS; + if (user->event_head == user->event_tail) + user->event_tail = (user->event_tail+1) % MAX_EVENTS; + user->event[user->event_head] = event; +} + +void handle_event(struct pcmcia_socket *s, event_t event) +{ + user_info_t *user; + for (user = s->user; user; user = user->next) + queue_event(user, event); + wake_up_interruptible(&s->queue); +} + + +/*====================================================================== + + bind_request() and bind_device() are merged by now. Register_client() + is called right at the end of bind_request(), during the driver's + ->attach() call. Individual descriptions: + + bind_request() connects a socket to a particular client driver. + It looks up the specified device ID in the list of registered + drivers, binds it to the socket, and tries to create an instance + of the device. unbind_request() deletes a driver instance. + + Bind_device() associates a device driver with a particular socket. + It is normally called by Driver Services after it has identified + a newly inserted card. An instance of that driver will then be + eligible to register as a client of this socket. + + Register_client() uses the dev_info_t handle to match the + caller with a socket. The driver must have already been bound + to a socket with bind_device() -- in fact, bind_device() + allocates the client structure that will be used. + +======================================================================*/ + +static int bind_request(struct pcmcia_socket *s, bind_info_t *bind_info) +{ + struct pcmcia_driver *p_drv; + struct pcmcia_device *p_dev; + int ret = 0; + unsigned long flags; + + s = pcmcia_get_socket(s); + if (!s) + return -EINVAL; + + ds_dbg(2, "bind_request(%d, '%s')\n", s->sock, + (char *)bind_info->dev_info); + + p_drv = get_pcmcia_driver(&bind_info->dev_info); + if (!p_drv) { + ret = -EINVAL; + goto err_put; + } + + if (!try_module_get(p_drv->owner)) { + ret = -EINVAL; + goto err_put_driver; + } + + spin_lock_irqsave(&pcmcia_dev_list_lock, flags); + list_for_each_entry(p_dev, &s->devices_list, socket_device_list) { + if (p_dev->func == bind_info->function) { + if ((p_dev->dev.driver == &p_drv->drv)) { + if (p_dev->cardmgr) { + /* if there's already a device + * registered, and it was registered + * by userspace before, we need to + * return the "instance". */ + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + bind_info->instance = p_dev->instance; + ret = -EBUSY; + goto err_put_module; + } else { + /* the correct driver managed to bind + * itself magically to the correct + * device. */ + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + p_dev->cardmgr = p_drv; + ret = 0; + goto err_put_module; + } + } else if (!p_dev->dev.driver) { + /* there's already a device available where + * no device has been bound to yet. So we don't + * need to register a device! */ + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + goto rescan; + } + } + } + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + + p_dev = pcmcia_device_add(s, bind_info->function); + if (!p_dev) { + ret = -EIO; + goto err_put_module; + } + +rescan: + p_dev->cardmgr = p_drv; + + /* if a driver is already running, we can abort */ + if (p_dev->dev.driver) + goto err_put_module; + + /* + * Prevent this racing with a card insertion. + */ + down(&s->skt_sem); + bus_rescan_devices(&pcmcia_bus_type); + up(&s->skt_sem); + + /* check whether the driver indeed matched. I don't care if this + * is racy or not, because it can only happen on cardmgr access + * paths... + */ + if (!(p_dev->dev.driver == &p_drv->drv)) + p_dev->cardmgr = NULL; + + err_put_module: + module_put(p_drv->owner); + err_put_driver: + put_driver(&p_drv->drv); + err_put: + pcmcia_put_socket(s); + + return (ret); +} /* bind_request */ + +#ifdef CONFIG_CARDBUS + +static struct pci_bus *pcmcia_lookup_bus(struct pcmcia_socket *s) +{ + if (!s || !(s->state & SOCKET_CARDBUS)) + return NULL; + + return s->cb_dev->subordinate; +} +#endif + +static int get_device_info(struct pcmcia_socket *s, bind_info_t *bind_info, int first) +{ + dev_node_t *node; + struct pcmcia_device *p_dev; + unsigned long flags; + int ret = 0; + +#ifdef CONFIG_CARDBUS + /* + * Some unbelievably ugly code to associate the PCI cardbus + * device and its driver with the PCMCIA "bind" information. + */ + { + struct pci_bus *bus; + + bus = pcmcia_lookup_bus(s); + if (bus) { + struct list_head *list; + struct pci_dev *dev = NULL; + + list = bus->devices.next; + while (list != &bus->devices) { + struct pci_dev *pdev = pci_dev_b(list); + list = list->next; + + if (first) { + dev = pdev; + break; + } + + /* Try to handle "next" here some way? */ + } + if (dev && dev->driver) { + strlcpy(bind_info->name, dev->driver->name, DEV_NAME_LEN); + bind_info->major = 0; + bind_info->minor = 0; + bind_info->next = NULL; + return 0; + } + } + } +#endif + + spin_lock_irqsave(&pcmcia_dev_list_lock, flags); + list_for_each_entry(p_dev, &s->devices_list, socket_device_list) { + if (p_dev->func == bind_info->function) { + p_dev = pcmcia_get_dev(p_dev); + if (!p_dev) + continue; + goto found; + } + } + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + return -ENODEV; + + found: + spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + + if ((!p_dev->instance) || + (p_dev->instance->state & DEV_CONFIG_PENDING)) { + ret = -EAGAIN; + goto err_put; + } + + if (first) + node = p_dev->instance->dev; + else + for (node = p_dev->instance->dev; node; node = node->next) + if (node == bind_info->next) + break; + if (!node) { + ret = -ENODEV; + goto err_put; + } + + strlcpy(bind_info->name, node->dev_name, DEV_NAME_LEN); + bind_info->major = node->major; + bind_info->minor = node->minor; + bind_info->next = node->next; + + err_put: + pcmcia_put_dev(p_dev); + return (ret); +} /* get_device_info */ + + +static int ds_open(struct inode *inode, struct file *file) +{ + socket_t i = iminor(inode); + struct pcmcia_socket *s; + user_info_t *user; + + ds_dbg(0, "ds_open(socket %d)\n", i); + + s = pcmcia_get_socket_by_nr(i); + if (!s) + return -ENODEV; + s = pcmcia_get_socket(s); + if (!s) + return -ENODEV; + + if ((file->f_flags & O_ACCMODE) != O_RDONLY) { + if (s->pcmcia_state.busy) { + pcmcia_put_socket(s); + return -EBUSY; + } + else + s->pcmcia_state.busy = 1; + } + + user = kmalloc(sizeof(user_info_t), GFP_KERNEL); + if (!user) { + pcmcia_put_socket(s); + return -ENOMEM; + } + user->event_tail = user->event_head = 0; + user->next = s->user; + user->user_magic = USER_MAGIC; + user->socket = s; + s->user = user; + file->private_data = user; + + if (s->pcmcia_state.present) + queue_event(user, CS_EVENT_CARD_INSERTION); + return 0; +} /* ds_open */ + +/*====================================================================*/ + +static int ds_release(struct inode *inode, struct file *file) +{ + struct pcmcia_socket *s; + user_info_t *user, **link; + + ds_dbg(0, "ds_release(socket %d)\n", iminor(inode)); + + user = file->private_data; + if (CHECK_USER(user)) + goto out; + + s = user->socket; + + /* Unlink user data structure */ + if ((file->f_flags & O_ACCMODE) != O_RDONLY) { + s->pcmcia_state.busy = 0; + } + file->private_data = NULL; + for (link = &s->user; *link; link = &(*link)->next) + if (*link == user) break; + if (link == NULL) + goto out; + *link = user->next; + user->user_magic = 0; + kfree(user); + pcmcia_put_socket(s); +out: + return 0; +} /* ds_release */ + +/*====================================================================*/ + +static ssize_t ds_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) +{ + struct pcmcia_socket *s; + user_info_t *user; + int ret; + + ds_dbg(2, "ds_read(socket %d)\n", iminor(file->f_dentry->d_inode)); + + if (count < 4) + return -EINVAL; + + user = file->private_data; + if (CHECK_USER(user)) + return -EIO; + + s = user->socket; + if (s->pcmcia_state.dead) + return -EIO; + + ret = wait_event_interruptible(s->queue, !queue_empty(user)); + if (ret == 0) + ret = put_user(get_queued_event(user), (int __user *)buf) ? -EFAULT : 4; + + return ret; +} /* ds_read */ + +/*====================================================================*/ + +static ssize_t ds_write(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) +{ + ds_dbg(2, "ds_write(socket %d)\n", iminor(file->f_dentry->d_inode)); + + if (count != 4) + return -EINVAL; + if ((file->f_flags & O_ACCMODE) == O_RDONLY) + return -EBADF; + + return -EIO; +} /* ds_write */ + +/*====================================================================*/ + +/* No kernel lock - fine */ +static u_int ds_poll(struct file *file, poll_table *wait) +{ + struct pcmcia_socket *s; + user_info_t *user; + + ds_dbg(2, "ds_poll(socket %d)\n", iminor(file->f_dentry->d_inode)); + + user = file->private_data; + if (CHECK_USER(user)) + return POLLERR; + s = user->socket; + /* + * We don't check for a dead socket here since that + * will send cardmgr into an endless spin. + */ + poll_wait(file, &s->queue, wait); + if (!queue_empty(user)) + return POLLIN | POLLRDNORM; + return 0; +} /* ds_poll */ + +/*====================================================================*/ + +extern int pcmcia_adjust_resource_info(adjust_t *adj); + +static int ds_ioctl(struct inode * inode, struct file * file, + u_int cmd, u_long arg) +{ + struct pcmcia_socket *s; + void __user *uarg = (char __user *)arg; + u_int size; + int ret, err; + ds_ioctl_arg_t *buf; + user_info_t *user; + + ds_dbg(2, "ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg); + + user = file->private_data; + if (CHECK_USER(user)) + return -EIO; + + s = user->socket; + if (s->pcmcia_state.dead) + return -EIO; + + size = (cmd & IOCSIZE_MASK) >> IOCSIZE_SHIFT; + if (size > sizeof(ds_ioctl_arg_t)) return -EINVAL; + + /* Permission check */ + if (!(cmd & IOC_OUT) && !capable(CAP_SYS_ADMIN)) + return -EPERM; + + if (cmd & IOC_IN) { + if (!access_ok(VERIFY_READ, uarg, size)) { + ds_dbg(3, "ds_ioctl(): verify_read = %d\n", -EFAULT); + return -EFAULT; + } + } + if (cmd & IOC_OUT) { + if (!access_ok(VERIFY_WRITE, uarg, size)) { + ds_dbg(3, "ds_ioctl(): verify_write = %d\n", -EFAULT); + return -EFAULT; + } + } + buf = kmalloc(sizeof(ds_ioctl_arg_t), GFP_KERNEL); + if (!buf) + return -ENOMEM; + + err = ret = 0; + + if (cmd & IOC_IN) __copy_from_user((char *)buf, uarg, size); + + switch (cmd) { + case DS_ADJUST_RESOURCE_INFO: + ret = pcmcia_adjust_resource_info(&buf->adjust); + break; + case DS_GET_CARD_SERVICES_INFO: + ret = pcmcia_get_card_services_info(&buf->servinfo); + break; + case DS_GET_CONFIGURATION_INFO: + if (buf->config.Function && + (buf->config.Function >= s->functions)) + ret = CS_BAD_ARGS; + else + ret = pccard_get_configuration_info(s, + buf->config.Function, &buf->config); + break; + case DS_GET_FIRST_TUPLE: + down(&s->skt_sem); + pcmcia_validate_mem(s); + up(&s->skt_sem); + ret = pccard_get_first_tuple(s, BIND_FN_ALL, &buf->tuple); + break; + case DS_GET_NEXT_TUPLE: + ret = pccard_get_next_tuple(s, BIND_FN_ALL, &buf->tuple); + break; + case DS_GET_TUPLE_DATA: + buf->tuple.TupleData = buf->tuple_parse.data; + buf->tuple.TupleDataMax = sizeof(buf->tuple_parse.data); + ret = pccard_get_tuple_data(s, &buf->tuple); + break; + case DS_PARSE_TUPLE: + buf->tuple.TupleData = buf->tuple_parse.data; + ret = pccard_parse_tuple(&buf->tuple, &buf->tuple_parse.parse); + break; + case DS_RESET_CARD: + ret = pccard_reset_card(s); + break; + case DS_GET_STATUS: + if (buf->status.Function && + (buf->status.Function >= s->functions)) + ret = CS_BAD_ARGS; + else + ret = pccard_get_status(s, buf->status.Function, &buf->status); + break; + case DS_VALIDATE_CIS: + down(&s->skt_sem); + pcmcia_validate_mem(s); + up(&s->skt_sem); + ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo); + break; + case DS_SUSPEND_CARD: + ret = pcmcia_suspend_card(s); + break; + case DS_RESUME_CARD: + ret = pcmcia_resume_card(s); + break; + case DS_EJECT_CARD: + err = pcmcia_eject_card(s); + break; + case DS_INSERT_CARD: + err = pcmcia_insert_card(s); + break; + case DS_ACCESS_CONFIGURATION_REGISTER: + if ((buf->conf_reg.Action == CS_WRITE) && !capable(CAP_SYS_ADMIN)) { + err = -EPERM; + goto free_out; + } + if (buf->conf_reg.Function && + (buf->conf_reg.Function >= s->functions)) + ret = CS_BAD_ARGS; + else + ret = pccard_access_configuration_register(s, + buf->conf_reg.Function, &buf->conf_reg); + break; + case DS_GET_FIRST_REGION: + case DS_GET_NEXT_REGION: + case DS_BIND_MTD: + if (!capable(CAP_SYS_ADMIN)) { + err = -EPERM; + goto free_out; + } else { + static int printed = 0; + if (!printed) { + printk(KERN_WARNING "2.6. kernels use pcmciamtd instead of memory_cs.c and do not require special\n"); + printk(KERN_WARNING "MTD handling any more.\n"); + printed++; + } + } + err = -EINVAL; + goto free_out; + break; + case DS_GET_FIRST_WINDOW: + ret = pcmcia_get_window(s, &buf->win_info.handle, 0, + &buf->win_info.window); + break; + case DS_GET_NEXT_WINDOW: + ret = pcmcia_get_window(s, &buf->win_info.handle, + buf->win_info.handle->index + 1, &buf->win_info.window); + break; + case DS_GET_MEM_PAGE: + ret = pcmcia_get_mem_page(buf->win_info.handle, + &buf->win_info.map); + break; + case DS_REPLACE_CIS: + ret = pcmcia_replace_cis(s, &buf->cisdump); + break; + case DS_BIND_REQUEST: + if (!capable(CAP_SYS_ADMIN)) { + err = -EPERM; + goto free_out; + } + err = bind_request(s, &buf->bind_info); + break; + case DS_GET_DEVICE_INFO: + err = get_device_info(s, &buf->bind_info, 1); + break; + case DS_GET_NEXT_DEVICE: + err = get_device_info(s, &buf->bind_info, 0); + break; + case DS_UNBIND_REQUEST: + err = 0; + break; + default: + err = -EINVAL; + } + + if ((err == 0) && (ret != CS_SUCCESS)) { + ds_dbg(2, "ds_ioctl: ret = %d\n", ret); + switch (ret) { + case CS_BAD_SOCKET: case CS_NO_CARD: + err = -ENODEV; break; + case CS_BAD_ARGS: case CS_BAD_ATTRIBUTE: case CS_BAD_IRQ: + case CS_BAD_TUPLE: + err = -EINVAL; break; + case CS_IN_USE: + err = -EBUSY; break; + case CS_OUT_OF_RESOURCE: + err = -ENOSPC; break; + case CS_NO_MORE_ITEMS: + err = -ENODATA; break; + case CS_UNSUPPORTED_FUNCTION: + err = -ENOSYS; break; + default: + err = -EIO; break; + } + } + + if (cmd & IOC_OUT) { + if (__copy_to_user(uarg, (char *)buf, size)) + err = -EFAULT; + } + +free_out: + kfree(buf); + return err; +} /* ds_ioctl */ + +/*====================================================================*/ + +static struct file_operations ds_fops = { + .owner = THIS_MODULE, + .open = ds_open, + .release = ds_release, + .ioctl = ds_ioctl, + .read = ds_read, + .write = ds_write, + .poll = ds_poll, +}; + +void __init pcmcia_setup_ioctl(void) { + int i; + + /* Set up character device for user mode clients */ + i = register_chrdev(0, "pcmcia", &ds_fops); + if (i < 0) + printk(KERN_NOTICE "unable to find a free device # for " + "Driver Services (error=%d)\n", i); + else + major_dev = i; + +#ifdef CONFIG_PROC_FS + proc_pccard = proc_mkdir("pccard", proc_bus); + if (proc_pccard) + create_proc_read_entry("drivers",0,proc_pccard,proc_read_drivers,NULL); +#endif +} + + +void __exit pcmcia_cleanup_ioctl(void) { +#ifdef CONFIG_PROC_FS + if (proc_pccard) { + remove_proc_entry("drivers", proc_pccard); + remove_proc_entry("pccard", proc_bus); + } +#endif + if (major_dev != -1) + unregister_chrdev(major_dev, "pcmcia"); +} diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c new file mode 100644 index 0000000..c01dc6b --- /dev/null +++ b/drivers/pcmcia/pcmcia_resource.c @@ -0,0 +1,998 @@ +/* + * PCMCIA 16-bit resource management functions + * + * The initial developer of the original code is David A. Hinds + * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds + * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. + * + * Copyright (C) 1999 David A. Hinds + * Copyright (C) 2004-2005 Dominik Brodowski + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include <linux/device.h> + +#define IN_CARD_SERVICES +#include <pcmcia/version.h> +#include <pcmcia/cs_types.h> +#include <pcmcia/ss.h> +#include <pcmcia/cs.h> +#include <pcmcia/bulkmem.h> +#include <pcmcia/cistpl.h> +#include <pcmcia/cisreg.h> +#include <pcmcia/ds.h> + +#include "cs_internal.h" +#include "ds_internal.h" + + +/* Access speed for IO windows */ +static int io_speed = 0; +module_param(io_speed, int, 0444); + + +#ifdef CONFIG_PCMCIA_PROBE +/* mask of IRQs already reserved by other cards, we should avoid using them */ +static u8 pcmcia_used_irq[NR_IRQS]; +#endif + + +#ifdef DEBUG +extern int ds_pc_debug; +#define cs_socket_name(skt) ((skt)->dev.class_id) + +#define ds_dbg(skt, lvl, fmt, arg...) do { \ + if (ds_pc_debug >= lvl) \ + printk(KERN_DEBUG "pcmcia_resource: %s: " fmt, \ + cs_socket_name(skt) , ## arg); \ +} while (0) +#else +#define ds_dbg(lvl, fmt, arg...) do { } while (0) +#endif + + + +/** alloc_io_space + * + * Special stuff for managing IO windows, because they are scarce + */ + +static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, + ioaddr_t num, u_int lines) +{ + int i; + kio_addr_t try, align; + + align = (*base) ? (lines ? 1<<lines : 0) : 1; + if (align && (align < num)) { + if (*base) { + ds_dbg(s, 0, "odd IO request: num %#x align %#lx\n", + num, align); + align = 0; + } else + while (align && (align < num)) align <<= 1; + } + if (*base & ~(align-1)) { + ds_dbg(s, 0, "odd IO request: base %#x align %#lx\n", + *base, align); + align = 0; + } + if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { + *base = s->io_offset | (*base & 0x0fff); + s->io[0].Attributes = attr; + return 0; + } + /* Check for an already-allocated window that must conflict with + * what was asked for. It is a hack because it does not catch all + * potential conflicts, just the most obvious ones. + */ + for (i = 0; i < MAX_IO_WIN; i++) + if ((s->io[i].NumPorts != 0) && + ((s->io[i].BasePort & (align-1)) == *base)) + return 1; + for (i = 0; i < MAX_IO_WIN; i++) { + if (s->io[i].NumPorts == 0) { + s->io[i].res = pcmcia_find_io_region(*base, num, align, s); + if (s->io[i].res) { + s->io[i].Attributes = attr; + s->io[i].BasePort = *base = s->io[i].res->start; + s->io[i].NumPorts = s->io[i].InUse = num; + break; + } else + return 1; + } else if (s->io[i].Attributes != attr) + continue; + /* Try to extend top of window */ + try = s->io[i].BasePort + s->io[i].NumPorts; + if ((*base == 0) || (*base == try)) + if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start, + s->io[i].res->end + num, s) == 0) { + *base = try; + s->io[i].NumPorts += num; + s->io[i].InUse += num; + break; + } + /* Try to extend bottom of window */ + try = s->io[i].BasePort - num; + if ((*base == 0) || (*base == try)) + if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start - num, + s->io[i].res->end, s) == 0) { + s->io[i].BasePort = *base = try; + s->io[i].NumPorts += num; + s->io[i].InUse += num; + break; + } + } + return (i == MAX_IO_WIN); +} /* alloc_io_space */ + + +static void release_io_space(struct pcmcia_socket *s, ioaddr_t base, + ioaddr_t num) +{ + int i; + + for (i = 0; i < MAX_IO_WIN; i++) { + if ((s->io[i].BasePort <= base) && + (s->io[i].BasePort+s->io[i].NumPorts >= base+num)) { + s->io[i].InUse -= num; + /* Free the window if no one else is using it */ + if (s->io[i].InUse == 0) { + s->io[i].NumPorts = 0; + release_resource(s->io[i].res); + kfree(s->io[i].res); + s->io[i].res = NULL; + } + } + } +} /* release_io_space */ + + +/** pccard_access_configuration_register + * + * Access_configuration_register() reads and writes configuration + * registers in attribute memory. Memory window 0 is reserved for + * this and the tuple reading services. + */ + +int pccard_access_configuration_register(struct pcmcia_socket *s, + unsigned int function, + conf_reg_t *reg) +{ + config_t *c; + int addr; + u_char val; + + if (!s || !s->config) + return CS_NO_CARD; + + c = &s->config[function]; + + if (c == NULL) + return CS_NO_CARD; + + if (!(c->state & CONFIG_LOCKED)) + return CS_CONFIGURATION_LOCKED; + + addr = (c->ConfigBase + reg->Offset) >> 1; + + switch (reg->Action) { + case CS_READ: + pcmcia_read_cis_mem(s, 1, addr, 1, &val); + reg->Value = val; + break; + case CS_WRITE: + val = reg->Value; + pcmcia_write_cis_mem(s, 1, addr, 1, &val); + break; + default: + return CS_BAD_ARGS; + break; + } + return CS_SUCCESS; +} /* pccard_access_configuration_register */ + +int pcmcia_access_configuration_register(client_handle_t handle, + conf_reg_t *reg) +{ + struct pcmcia_socket *s; + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + return pccard_access_configuration_register(s, handle->Function, reg); +} +EXPORT_SYMBOL(pcmcia_access_configuration_register); + + + +int pccard_get_configuration_info(struct pcmcia_socket *s, + unsigned int function, + config_info_t *config) +{ + config_t *c; + + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + + config->Function = function; + +#ifdef CONFIG_CARDBUS + if (s->state & SOCKET_CARDBUS) { + memset(config, 0, sizeof(config_info_t)); + config->Vcc = s->socket.Vcc; + config->Vpp1 = config->Vpp2 = s->socket.Vpp; + config->Option = s->cb_dev->subordinate->number; + if (s->state & SOCKET_CARDBUS_CONFIG) { + config->Attributes = CONF_VALID_CLIENT; + config->IntType = INT_CARDBUS; + config->AssignedIRQ = s->irq.AssignedIRQ; + if (config->AssignedIRQ) + config->Attributes |= CONF_ENABLE_IRQ; + config->BasePort1 = s->io[0].BasePort; + config->NumPorts1 = s->io[0].NumPorts; + } + return CS_SUCCESS; + } +#endif + + c = (s->config != NULL) ? &s->config[function] : NULL; + + if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { + config->Attributes = 0; + config->Vcc = s->socket.Vcc; + config->Vpp1 = config->Vpp2 = s->socket.Vpp; + return CS_SUCCESS; + } + + /* !!! This is a hack !!! */ + memcpy(&config->Attributes, &c->Attributes, sizeof(config_t)); + config->Attributes |= CONF_VALID_CLIENT; + config->CardValues = c->CardValues; + config->IRQAttributes = c->irq.Attributes; + config->AssignedIRQ = s->irq.AssignedIRQ; + config->BasePort1 = c->io.BasePort1; + config->NumPorts1 = c->io.NumPorts1; + config->Attributes1 = c->io.Attributes1; + config->BasePort2 = c->io.BasePort2; + config->NumPorts2 = c->io.NumPorts2; + config->Attributes2 = c->io.Attributes2; + config->IOAddrLines = c->io.IOAddrLines; + + return CS_SUCCESS; +} /* pccard_get_configuration_info */ + +int pcmcia_get_configuration_info(client_handle_t handle, + config_info_t *config) +{ + struct pcmcia_socket *s; + + if ((CHECK_HANDLE(handle)) || !config) + return CS_BAD_HANDLE; + s = SOCKET(handle); + if (!s) + return CS_BAD_HANDLE; + return pccard_get_configuration_info(s, handle->Function, config); +} +EXPORT_SYMBOL(pcmcia_get_configuration_info); + + +/** pcmcia_get_window + */ +int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, + int idx, win_req_t *req) +{ + window_t *win; + int w; + + if (!s || !(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + for (w = idx; w < MAX_WIN; w++) + if (s->state & SOCKET_WIN_REQ(w)) + break; + if (w == MAX_WIN) + return CS_NO_MORE_ITEMS; + win = &s->win[w]; + req->Base = win->ctl.res->start; + req->Size = win->ctl.res->end - win->ctl.res->start + 1; + req->AccessSpeed = win->ctl.speed; + req->Attributes = 0; + if (win->ctl.flags & MAP_ATTRIB) + req->Attributes |= WIN_MEMORY_TYPE_AM; + if (win->ctl.flags & MAP_ACTIVE) + req->Attributes |= WIN_ENABLE; + if (win->ctl.flags & MAP_16BIT) + req->Attributes |= WIN_DATA_WIDTH_16; + if (win->ctl.flags & MAP_USE_WAIT) + req->Attributes |= WIN_USE_WAIT; + *handle = win; + return CS_SUCCESS; +} /* pcmcia_get_window */ +EXPORT_SYMBOL(pcmcia_get_window); + + +/** pccard_get_status + * + * Get the current socket state bits. We don't support the latched + * SocketState yet: I haven't seen any point for it. + */ + +int pccard_get_status(struct pcmcia_socket *s, unsigned int function, + cs_status_t *status) +{ + config_t *c; + int val; + + s->ops->get_status(s, &val); + status->CardState = status->SocketState = 0; + status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0; + status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0; + status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0; + status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0; + if (s->state & SOCKET_SUSPEND) + status->CardState |= CS_EVENT_PM_SUSPEND; + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + + c = (s->config != NULL) ? &s->config[function] : NULL; + if ((c != NULL) && (c->state & CONFIG_LOCKED) && + (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) { + u_char reg; + if (c->Present & PRESENT_PIN_REPLACE) { + pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®); + status->CardState |= + (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0; + status->CardState |= + (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0; + status->CardState |= + (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0; + status->CardState |= + (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0; + } else { + /* No PRR? Then assume we're always ready */ + status->CardState |= CS_EVENT_READY_CHANGE; + } + if (c->Present & PRESENT_EXT_STATUS) { + pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®); + status->CardState |= + (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0; + } + return CS_SUCCESS; + } + status->CardState |= + (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0; + status->CardState |= + (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0; + status->CardState |= + (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0; + status->CardState |= + (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0; + return CS_SUCCESS; +} /* pccard_get_status */ + +int pcmcia_get_status(client_handle_t handle, cs_status_t *status) +{ + struct pcmcia_socket *s; + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + return pccard_get_status(s, handle->Function, status); +} +EXPORT_SYMBOL(pcmcia_get_status); + + + +/** pcmcia_get_mem_page + * + * Change the card address of an already open memory window. + */ +int pcmcia_get_mem_page(window_handle_t win, memreq_t *req) +{ + if ((win == NULL) || (win->magic != WINDOW_MAGIC)) + return CS_BAD_HANDLE; + req->Page = 0; + req->CardOffset = win->ctl.card_start; + return CS_SUCCESS; +} /* pcmcia_get_mem_page */ +EXPORT_SYMBOL(pcmcia_get_mem_page); + + +int pcmcia_map_mem_page(window_handle_t win, memreq_t *req) +{ + struct pcmcia_socket *s; + if ((win == NULL) || (win->magic != WINDOW_MAGIC)) + return CS_BAD_HANDLE; + if (req->Page != 0) + return CS_BAD_PAGE; + s = win->sock; + win->ctl.card_start = req->CardOffset; + if (s->ops->set_mem_map(s, &win->ctl) != 0) + return CS_BAD_OFFSET; + return CS_SUCCESS; +} /* pcmcia_map_mem_page */ +EXPORT_SYMBOL(pcmcia_map_mem_page); + + +/** pcmcia_modify_configuration + * + * Modify a locked socket configuration + */ +int pcmcia_modify_configuration(client_handle_t handle, + modconf_t *mod) +{ + struct pcmcia_socket *s; + config_t *c; + + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + c = CONFIG(handle); + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + if (!(c->state & CONFIG_LOCKED)) + return CS_CONFIGURATION_LOCKED; + + if (mod->Attributes & CONF_IRQ_CHANGE_VALID) { + if (mod->Attributes & CONF_ENABLE_IRQ) { + c->Attributes |= CONF_ENABLE_IRQ; + s->socket.io_irq = s->irq.AssignedIRQ; + } else { + c->Attributes &= ~CONF_ENABLE_IRQ; + s->socket.io_irq = 0; + } + s->ops->set_socket(s, &s->socket); + } + + if (mod->Attributes & CONF_VCC_CHANGE_VALID) + return CS_BAD_VCC; + + /* We only allow changing Vpp1 and Vpp2 to the same value */ + if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) && + (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { + if (mod->Vpp1 != mod->Vpp2) + return CS_BAD_VPP; + c->Vpp1 = c->Vpp2 = s->socket.Vpp = mod->Vpp1; + if (s->ops->set_socket(s, &s->socket)) + return CS_BAD_VPP; + } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) || + (mod->Attributes & CONF_VPP2_CHANGE_VALID)) + return CS_BAD_VPP; + + return CS_SUCCESS; +} /* modify_configuration */ +EXPORT_SYMBOL(pcmcia_modify_configuration); + + +int pcmcia_release_configuration(client_handle_t handle) +{ + pccard_io_map io = { 0, 0, 0, 0, 1 }; + struct pcmcia_socket *s; + int i; + + if (CHECK_HANDLE(handle) || + !(handle->state & CLIENT_CONFIG_LOCKED)) + return CS_BAD_HANDLE; + handle->state &= ~CLIENT_CONFIG_LOCKED; + s = SOCKET(handle); + +#ifdef CONFIG_CARDBUS + if (handle->state & CLIENT_CARDBUS) + return CS_SUCCESS; +#endif + + if (!(handle->state & CLIENT_STALE)) { + config_t *c = CONFIG(handle); + if (--(s->lock_count) == 0) { + s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */ + s->socket.Vpp = 0; + s->socket.io_irq = 0; + s->ops->set_socket(s, &s->socket); + } + if (c->state & CONFIG_IO_REQ) + for (i = 0; i < MAX_IO_WIN; i++) { + if (s->io[i].NumPorts == 0) + continue; + s->io[i].Config--; + if (s->io[i].Config != 0) + continue; + io.map = i; + s->ops->set_io_map(s, &io); + } + c->state &= ~CONFIG_LOCKED; + } + + return CS_SUCCESS; +} /* pcmcia_release_configuration */ +EXPORT_SYMBOL(pcmcia_release_configuration); + + +/** pcmcia_release_io + * + * Release_io() releases the I/O ranges allocated by a client. This + * may be invoked some time after a card ejection has already dumped + * the actual socket configuration, so if the client is "stale", we + * don't bother checking the port ranges against the current socket + * values. + */ +int pcmcia_release_io(client_handle_t handle, io_req_t *req) +{ + struct pcmcia_socket *s; + + if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IO_REQ)) + return CS_BAD_HANDLE; + handle->state &= ~CLIENT_IO_REQ; + s = SOCKET(handle); + +#ifdef CONFIG_CARDBUS + if (handle->state & CLIENT_CARDBUS) + return CS_SUCCESS; +#endif + + if (!(handle->state & CLIENT_STALE)) { + config_t *c = CONFIG(handle); + if (c->state & CONFIG_LOCKED) + return CS_CONFIGURATION_LOCKED; + if ((c->io.BasePort1 != req->BasePort1) || + (c->io.NumPorts1 != req->NumPorts1) || + (c->io.BasePort2 != req->BasePort2) || + (c->io.NumPorts2 != req->NumPorts2)) + return CS_BAD_ARGS; + c->state &= ~CONFIG_IO_REQ; + } + + release_io_space(s, req->BasePort1, req->NumPorts1); + if (req->NumPorts2) + release_io_space(s, req->BasePort2, req->NumPorts2); + + return CS_SUCCESS; +} /* pcmcia_release_io */ +EXPORT_SYMBOL(pcmcia_release_io); + + +int pcmcia_release_irq(client_handle_t handle, irq_req_t *req) +{ + struct pcmcia_socket *s; + if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IRQ_REQ)) + return CS_BAD_HANDLE; + handle->state &= ~CLIENT_IRQ_REQ; + s = SOCKET(handle); + + if (!(handle->state & CLIENT_STALE)) { + config_t *c = CONFIG(handle); + if (c->state & CONFIG_LOCKED) + return CS_CONFIGURATION_LOCKED; + if (c->irq.Attributes != req->Attributes) + return CS_BAD_ATTRIBUTE; + if (s->irq.AssignedIRQ != req->AssignedIRQ) + return CS_BAD_IRQ; + if (--s->irq.Config == 0) { + c->state &= ~CONFIG_IRQ_REQ; + s->irq.AssignedIRQ = 0; + } + } + + if (req->Attributes & IRQ_HANDLE_PRESENT) { + free_irq(req->AssignedIRQ, req->Instance); + } + +#ifdef CONFIG_PCMCIA_PROBE + pcmcia_used_irq[req->AssignedIRQ]--; +#endif + + return CS_SUCCESS; +} /* pcmcia_release_irq */ +EXPORT_SYMBOL(pcmcia_release_irq); + + +int pcmcia_release_window(window_handle_t win) +{ + struct pcmcia_socket *s; + + if ((win == NULL) || (win->magic != WINDOW_MAGIC)) + return CS_BAD_HANDLE; + s = win->sock; + if (!(win->handle->state & CLIENT_WIN_REQ(win->index))) + return CS_BAD_HANDLE; + + /* Shut down memory window */ + win->ctl.flags &= ~MAP_ACTIVE; + s->ops->set_mem_map(s, &win->ctl); + s->state &= ~SOCKET_WIN_REQ(win->index); + + /* Release system memory */ + if (win->ctl.res) { + release_resource(win->ctl.res); + kfree(win->ctl.res); + win->ctl.res = NULL; + } + win->handle->state &= ~CLIENT_WIN_REQ(win->index); + + win->magic = 0; + + return CS_SUCCESS; +} /* pcmcia_release_window */ +EXPORT_SYMBOL(pcmcia_release_window); + + +int pcmcia_request_configuration(client_handle_t handle, + config_req_t *req) +{ + int i; + u_int base; + struct pcmcia_socket *s; + config_t *c; + pccard_io_map iomap; + + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + +#ifdef CONFIG_CARDBUS + if (handle->state & CLIENT_CARDBUS) + return CS_UNSUPPORTED_MODE; +#endif + + if (req->IntType & INT_CARDBUS) + return CS_UNSUPPORTED_MODE; + c = CONFIG(handle); + if (c->state & CONFIG_LOCKED) + return CS_CONFIGURATION_LOCKED; + + /* Do power control. We don't allow changes in Vcc. */ + if (s->socket.Vcc != req->Vcc) + return CS_BAD_VCC; + if (req->Vpp1 != req->Vpp2) + return CS_BAD_VPP; + s->socket.Vpp = req->Vpp1; + if (s->ops->set_socket(s, &s->socket)) + return CS_BAD_VPP; + + c->Vcc = req->Vcc; c->Vpp1 = c->Vpp2 = req->Vpp1; + + /* Pick memory or I/O card, DMA mode, interrupt */ + c->IntType = req->IntType; + c->Attributes = req->Attributes; + if (req->IntType & INT_MEMORY_AND_IO) + s->socket.flags |= SS_IOCARD; + if (req->IntType & INT_ZOOMED_VIDEO) + s->socket.flags |= SS_ZVCARD | SS_IOCARD; + if (req->Attributes & CONF_ENABLE_DMA) + s->socket.flags |= SS_DMA_MODE; + if (req->Attributes & CONF_ENABLE_SPKR) + s->socket.flags |= SS_SPKR_ENA; + if (req->Attributes & CONF_ENABLE_IRQ) + s->socket.io_irq = s->irq.AssignedIRQ; + else + s->socket.io_irq = 0; + s->ops->set_socket(s, &s->socket); + s->lock_count++; + + /* Set up CIS configuration registers */ + base = c->ConfigBase = req->ConfigBase; + c->Present = c->CardValues = req->Present; + if (req->Present & PRESENT_COPY) { + c->Copy = req->Copy; + pcmcia_write_cis_mem(s, 1, (base + CISREG_SCR)>>1, 1, &c->Copy); + } + if (req->Present & PRESENT_OPTION) { + if (s->functions == 1) { + c->Option = req->ConfigIndex & COR_CONFIG_MASK; + } else { + c->Option = req->ConfigIndex & COR_MFC_CONFIG_MASK; + c->Option |= COR_FUNC_ENA|COR_IREQ_ENA; + if (req->Present & PRESENT_IOBASE_0) + c->Option |= COR_ADDR_DECODE; + } + if (c->state & CONFIG_IRQ_REQ) + if (!(c->irq.Attributes & IRQ_FORCED_PULSE)) + c->Option |= COR_LEVEL_REQ; + pcmcia_write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option); + mdelay(40); + } + if (req->Present & PRESENT_STATUS) { + c->Status = req->Status; + pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status); + } + if (req->Present & PRESENT_PIN_REPLACE) { + c->Pin = req->Pin; + pcmcia_write_cis_mem(s, 1, (base + CISREG_PRR)>>1, 1, &c->Pin); + } + if (req->Present & PRESENT_EXT_STATUS) { + c->ExtStatus = req->ExtStatus; + pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus); + } + if (req->Present & PRESENT_IOBASE_0) { + u_char b = c->io.BasePort1 & 0xff; + pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b); + b = (c->io.BasePort1 >> 8) & 0xff; + pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_1)>>1, 1, &b); + } + if (req->Present & PRESENT_IOSIZE) { + u_char b = c->io.NumPorts1 + c->io.NumPorts2 - 1; + pcmcia_write_cis_mem(s, 1, (base + CISREG_IOSIZE)>>1, 1, &b); + } + + /* Configure I/O windows */ + if (c->state & CONFIG_IO_REQ) { + iomap.speed = io_speed; + for (i = 0; i < MAX_IO_WIN; i++) + if (s->io[i].NumPorts != 0) { + iomap.map = i; + iomap.flags = MAP_ACTIVE; + switch (s->io[i].Attributes & IO_DATA_PATH_WIDTH) { + case IO_DATA_PATH_WIDTH_16: + iomap.flags |= MAP_16BIT; break; + case IO_DATA_PATH_WIDTH_AUTO: + iomap.flags |= MAP_AUTOSZ; break; + default: + break; + } + iomap.start = s->io[i].BasePort; + iomap.stop = iomap.start + s->io[i].NumPorts - 1; + s->ops->set_io_map(s, &iomap); + s->io[i].Config++; + } + } + + c->state |= CONFIG_LOCKED; + handle->state |= CLIENT_CONFIG_LOCKED; + return CS_SUCCESS; +} /* pcmcia_request_configuration */ +EXPORT_SYMBOL(pcmcia_request_configuration); + + +/** pcmcia_request_io + * + * Request_io() reserves ranges of port addresses for a socket. + * I have not implemented range sharing or alias addressing. + */ +int pcmcia_request_io(client_handle_t handle, io_req_t *req) +{ + struct pcmcia_socket *s; + config_t *c; + + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + + if (handle->state & CLIENT_CARDBUS) { +#ifdef CONFIG_CARDBUS + handle->state |= CLIENT_IO_REQ; + return CS_SUCCESS; +#else + return CS_UNSUPPORTED_FUNCTION; +#endif + } + + if (!req) + return CS_UNSUPPORTED_MODE; + c = CONFIG(handle); + if (c->state & CONFIG_LOCKED) + return CS_CONFIGURATION_LOCKED; + if (c->state & CONFIG_IO_REQ) + return CS_IN_USE; + if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)) + return CS_BAD_ATTRIBUTE; + if ((req->NumPorts2 > 0) && + (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))) + return CS_BAD_ATTRIBUTE; + + if (alloc_io_space(s, req->Attributes1, &req->BasePort1, + req->NumPorts1, req->IOAddrLines)) + return CS_IN_USE; + + if (req->NumPorts2) { + if (alloc_io_space(s, req->Attributes2, &req->BasePort2, + req->NumPorts2, req->IOAddrLines)) { + release_io_space(s, req->BasePort1, req->NumPorts1); + return CS_IN_USE; + } + } + + c->io = *req; + c->state |= CONFIG_IO_REQ; + handle->state |= CLIENT_IO_REQ; + return CS_SUCCESS; +} /* pcmcia_request_io */ +EXPORT_SYMBOL(pcmcia_request_io); + + +/** pcmcia_request_irq + * + * Request_irq() reserves an irq for this client. + * + * Also, since Linux only reserves irq's when they are actually + * hooked, we don't guarantee that an irq will still be available + * when the configuration is locked. Now that I think about it, + * there might be a way to fix this using a dummy handler. + */ + +#ifdef CONFIG_PCMCIA_PROBE +static irqreturn_t test_action(int cpl, void *dev_id, struct pt_regs *regs) +{ + return IRQ_NONE; +} +#endif + +int pcmcia_request_irq(client_handle_t handle, irq_req_t *req) +{ + struct pcmcia_socket *s; + config_t *c; + int ret = CS_IN_USE, irq = 0; + struct pcmcia_device *p_dev = handle_to_pdev(handle); + + if (CHECK_HANDLE(handle)) + return CS_BAD_HANDLE; + s = SOCKET(handle); + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + c = CONFIG(handle); + if (c->state & CONFIG_LOCKED) + return CS_CONFIGURATION_LOCKED; + if (c->state & CONFIG_IRQ_REQ) + return CS_IN_USE; + +#ifdef CONFIG_PCMCIA_PROBE + if (s->irq.AssignedIRQ != 0) { + /* If the interrupt is already assigned, it must be the same */ + irq = s->irq.AssignedIRQ; + } else { + int try; + u32 mask = s->irq_mask; + void *data = NULL; + + for (try = 0; try < 64; try++) { + irq = try % 32; + + /* marked as available by driver, and not blocked by userspace? */ + if (!((mask >> irq) & 1)) + continue; + + /* avoid an IRQ which is already used by a PCMCIA card */ + if ((try < 32) && pcmcia_used_irq[irq]) + continue; + + /* register the correct driver, if possible, of check whether + * registering a dummy handle works, i.e. if the IRQ isn't + * marked as used by the kernel resource management core */ + ret = request_irq(irq, + (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, + ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || + (s->functions > 1) || + (irq == s->pci_irq)) ? SA_SHIRQ : 0, + p_dev->dev.bus_id, + (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); + if (!ret) { + if (!(req->Attributes & IRQ_HANDLE_PRESENT)) + free_irq(irq, data); + break; + } + } + } +#endif + if (ret) { + if (!s->pci_irq) + return ret; + irq = s->pci_irq; + } + + if (ret && req->Attributes & IRQ_HANDLE_PRESENT) { + if (request_irq(irq, req->Handler, + ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || + (s->functions > 1) || + (irq == s->pci_irq)) ? SA_SHIRQ : 0, + p_dev->dev.bus_id, req->Instance)) + return CS_IN_USE; + } + + c->irq.Attributes = req->Attributes; + s->irq.AssignedIRQ = req->AssignedIRQ = irq; + s->irq.Config++; + + c->state |= CONFIG_IRQ_REQ; + handle->state |= CLIENT_IRQ_REQ; + +#ifdef CONFIG_PCMCIA_PROBE + pcmcia_used_irq[irq]++; +#endif + + return CS_SUCCESS; +} /* pcmcia_request_irq */ +EXPORT_SYMBOL(pcmcia_request_irq); + + +/** pcmcia_request_window + * + * Request_window() establishes a mapping between card memory space + * and system memory space. + */ +int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle_t *wh) +{ + struct pcmcia_socket *s; + window_t *win; + u_long align; + int w; + + if (CHECK_HANDLE(*handle)) + return CS_BAD_HANDLE; + s = (*handle)->Socket; + if (!(s->state & SOCKET_PRESENT)) + return CS_NO_CARD; + if (req->Attributes & (WIN_PAGED | WIN_SHARED)) + return CS_BAD_ATTRIBUTE; + + /* Window size defaults to smallest available */ + if (req->Size == 0) + req->Size = s->map_size; + align = (((s->features & SS_CAP_MEM_ALIGN) || + (req->Attributes & WIN_STRICT_ALIGN)) ? + req->Size : s->map_size); + if (req->Size & (s->map_size-1)) + return CS_BAD_SIZE; + if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) || + (req->Base & (align-1))) + return CS_BAD_BASE; + if (req->Base) + align = 0; + + /* Allocate system memory window */ + for (w = 0; w < MAX_WIN; w++) + if (!(s->state & SOCKET_WIN_REQ(w))) break; + if (w == MAX_WIN) + return CS_OUT_OF_RESOURCE; + + win = &s->win[w]; + win->magic = WINDOW_MAGIC; + win->index = w; + win->handle = *handle; + win->sock = s; + + if (!(s->features & SS_CAP_STATIC_MAP)) { + win->ctl.res = pcmcia_find_mem_region(req->Base, req->Size, align, + (req->Attributes & WIN_MAP_BELOW_1MB), s); + if (!win->ctl.res) + return CS_IN_USE; + } + (*handle)->state |= CLIENT_WIN_REQ(w); + + /* Configure the socket controller */ + win->ctl.map = w+1; + win->ctl.flags = 0; + win->ctl.speed = req->AccessSpeed; + if (req->Attributes & WIN_MEMORY_TYPE) + win->ctl.flags |= MAP_ATTRIB; + if (req->Attributes & WIN_ENABLE) + win->ctl.flags |= MAP_ACTIVE; + if (req->Attributes & WIN_DATA_WIDTH_16) + win->ctl.flags |= MAP_16BIT; + if (req->Attributes & WIN_USE_WAIT) + win->ctl.flags |= MAP_USE_WAIT; + win->ctl.card_start = 0; + if (s->ops->set_mem_map(s, &win->ctl) != 0) + return CS_BAD_ARGS; + s->state |= SOCKET_WIN_REQ(w); + + /* Return window handle */ + if (s->features & SS_CAP_STATIC_MAP) { + req->Base = win->ctl.static_start; + } else { + req->Base = win->ctl.res->start; + } + *wh = win; + + return CS_SUCCESS; +} /* pcmcia_request_window */ +EXPORT_SYMBOL(pcmcia_request_window); diff --git a/drivers/pcmcia/rsrc_mgr.c b/drivers/pcmcia/rsrc_mgr.c index b6843f8..0668384 100644 --- a/drivers/pcmcia/rsrc_mgr.c +++ b/drivers/pcmcia/rsrc_mgr.c @@ -72,7 +72,7 @@ int pcmcia_adjust_resource_info(adjust_t *adj) /* you can't use the old interface if the new * one was used before */ spin_lock_irqsave(&s->lock, flags); - if ((s->resource_setup_done) && + if ((s->resource_setup_new) && !(s->resource_setup_old)) { spin_unlock_irqrestore(&s->lock, flags); continue; @@ -105,29 +105,32 @@ void pcmcia_validate_mem(struct pcmcia_socket *s) } EXPORT_SYMBOL(pcmcia_validate_mem); -int adjust_io_region(struct resource *res, unsigned long r_start, +int pcmcia_adjust_io_region(struct resource *res, unsigned long r_start, unsigned long r_end, struct pcmcia_socket *s) { if (s->resource_ops->adjust_io_region) return s->resource_ops->adjust_io_region(res, r_start, r_end, s); return -ENOMEM; } +EXPORT_SYMBOL(pcmcia_adjust_io_region); -struct resource *find_io_region(unsigned long base, int num, +struct resource *pcmcia_find_io_region(unsigned long base, int num, unsigned long align, struct pcmcia_socket *s) { if (s->resource_ops->find_io) return s->resource_ops->find_io(base, num, align, s); return NULL; } +EXPORT_SYMBOL(pcmcia_find_io_region); -struct resource *find_mem_region(u_long base, u_long num, u_long align, +struct resource *pcmcia_find_mem_region(u_long base, u_long num, u_long align, int low, struct pcmcia_socket *s) { if (s->resource_ops->find_mem) return s->resource_ops->find_mem(base, num, align, low, s); return NULL; } +EXPORT_SYMBOL(pcmcia_find_mem_region); void release_resource_db(struct pcmcia_socket *s) { diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 5876bab..c42455d 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -372,6 +372,9 @@ static int do_mem_probe(u_long base, u_long num, struct pcmcia_socket *s) base, base+num-1); bad = fail = 0; step = (num < 0x20000) ? 0x2000 : ((num>>4) & ~0x1fff); + /* don't allow too large steps */ + if (step > 0x800000) + step = 0x800000; /* cis_readable wants to map 2x map_size */ if (step < 2 * s->map_size) step = 2 * s->map_size; @@ -465,8 +468,7 @@ static void validate_mem(struct pcmcia_socket *s, unsigned int probe_mask) for (m = s_data->mem_db.next; m != &s_data->mem_db; m = mm.next) { mm = *m; - if (do_mem_probe(mm.base, mm.num, s)) - break; + do_mem_probe(mm.base, mm.num, s); } } @@ -601,7 +603,7 @@ static int nonstatic_adjust_io_region(struct resource *res, unsigned long r_star ======================================================================*/ -struct resource *nonstatic_find_io_region(unsigned long base, int num, +static struct resource *nonstatic_find_io_region(unsigned long base, int num, unsigned long align, struct pcmcia_socket *s) { struct resource *res = make_resource(0, num, IORESOURCE_IO, s->dev.class_id); @@ -635,8 +637,8 @@ struct resource *nonstatic_find_io_region(unsigned long base, int num, return res; } -struct resource * nonstatic_find_mem_region(u_long base, u_long num, u_long align, - int low, struct pcmcia_socket *s) +static struct resource * nonstatic_find_mem_region(u_long base, u_long num, + u_long align, int low, struct pcmcia_socket *s) { struct resource *res = make_resource(0, num, IORESOURCE_MEM, s->dev.class_id); struct socket_data *s_data = s->resource_data; @@ -683,27 +685,23 @@ struct resource * nonstatic_find_mem_region(u_long base, u_long num, u_long alig } -static int adjust_memory(struct pcmcia_socket *s, adjust_t *adj) +static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end) { - u_long base, num; struct socket_data *data = s->resource_data; - int ret; - - base = adj->resource.memory.Base; - num = adj->resource.memory.Size; - if ((num == 0) || (base+num-1 < base)) - return CS_BAD_SIZE; + unsigned long size = end - start + 1; + int ret = 0; - ret = CS_SUCCESS; + if (end <= start) + return -EINVAL; down(&rsrc_sem); - switch (adj->Action) { + switch (action) { case ADD_MANAGED_RESOURCE: - ret = add_interval(&data->mem_db, base, num); + ret = add_interval(&data->mem_db, start, size); break; case REMOVE_MANAGED_RESOURCE: - ret = sub_interval(&data->mem_db, base, num); - if (ret == CS_SUCCESS) { + ret = sub_interval(&data->mem_db, start, size); + if (!ret) { struct pcmcia_socket *socket; down_read(&pcmcia_socket_list_rwsem); list_for_each_entry(socket, &pcmcia_socket_list, socket_list) @@ -712,7 +710,7 @@ static int adjust_memory(struct pcmcia_socket *s, adjust_t *adj) } break; default: - ret = CS_UNSUPPORTED_FUNCTION; + ret = -EINVAL; } up(&rsrc_sem); @@ -720,36 +718,35 @@ static int adjust_memory(struct pcmcia_socket *s, adjust_t *adj) } -static int adjust_io(struct pcmcia_socket *s, adjust_t *adj) +static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end) { struct socket_data *data = s->resource_data; - kio_addr_t base, num; - int ret = CS_SUCCESS; + unsigned long size = end - start + 1; + int ret = 0; - base = adj->resource.io.BasePort; - num = adj->resource.io.NumPorts; - if ((base < 0) || (base > 0xffff)) - return CS_BAD_BASE; - if ((num <= 0) || (base+num > 0x10000) || (base+num <= base)) - return CS_BAD_SIZE; + if (end <= start) + return -EINVAL; + + if (end > IO_SPACE_LIMIT) + return -EINVAL; down(&rsrc_sem); - switch (adj->Action) { + switch (action) { case ADD_MANAGED_RESOURCE: - if (add_interval(&data->io_db, base, num) != 0) { - ret = CS_IN_USE; + if (add_interval(&data->io_db, start, size) != 0) { + ret = -EBUSY; break; } #ifdef CONFIG_PCMCIA_PROBE if (probe_io) - do_io_probe(s, base, num); + do_io_probe(s, start, size); #endif break; case REMOVE_MANAGED_RESOURCE: - sub_interval(&data->io_db, base, num); + sub_interval(&data->io_db, start, size); break; default: - ret = CS_UNSUPPORTED_FUNCTION; + ret = -EINVAL; break; } up(&rsrc_sem); @@ -760,15 +757,82 @@ static int adjust_io(struct pcmcia_socket *s, adjust_t *adj) static int nonstatic_adjust_resource_info(struct pcmcia_socket *s, adjust_t *adj) { + unsigned long end; + switch (adj->Resource) { case RES_MEMORY_RANGE: - return adjust_memory(s, adj); + end = adj->resource.memory.Base + adj->resource.memory.Size - 1; + return adjust_memory(s, adj->Action, adj->resource.memory.Base, end); case RES_IO_RANGE: - return adjust_io(s, adj); + end = adj->resource.io.BasePort + adj->resource.io.NumPorts - 1; + return adjust_io(s, adj->Action, adj->resource.io.BasePort, end); } return CS_UNSUPPORTED_FUNCTION; } +#ifdef CONFIG_PCI +static int nonstatic_autoadd_resources(struct pcmcia_socket *s) +{ + struct resource *res; + int i, done = 0; + + if (!s->cb_dev || !s->cb_dev->bus) + return -ENODEV; + +#if defined(CONFIG_X86) || defined(CONFIG_X86_64) + /* If this is the root bus, the risk of hitting + * some strange system devices which aren't protected + * by either ACPI resource tables or properly requested + * resources is too big. Therefore, don't do auto-adding + * of resources at the moment. + */ + if (s->cb_dev->bus->number == 0) + return -EINVAL; +#endif + + for (i=0; i < PCI_BUS_NUM_RESOURCES; i++) { + res = s->cb_dev->bus->resource[i]; + if (!res) + continue; + + if (res->flags & IORESOURCE_IO) { + if (res == &ioport_resource) + continue; + printk(KERN_INFO "pcmcia: parent PCI bridge I/O window: 0x%lx - 0x%lx\n", + res->start, res->end); + if (!adjust_io(s, ADD_MANAGED_RESOURCE, res->start, res->end)) + done |= IORESOURCE_IO; + + } + + if (res->flags & IORESOURCE_MEM) { + if (res == &iomem_resource) + continue; + printk(KERN_INFO "pcmcia: parent PCI bridge Memory window: 0x%lx - 0x%lx\n", + res->start, res->end); + if (!adjust_memory(s, ADD_MANAGED_RESOURCE, res->start, res->end)) + done |= IORESOURCE_MEM; + } + } + + /* if we got at least one of IO, and one of MEM, we can be glad and + * activate the PCMCIA subsystem */ + if (done & (IORESOURCE_MEM | IORESOURCE_IO)) + s->resource_setup_done = 1; + + return 0; +} + +#else + +static inline int nonstatic_autoadd_resources(struct pcmcia_socket *s) +{ + return -ENODEV; +} + +#endif + + static int nonstatic_init(struct pcmcia_socket *s) { struct socket_data *data; @@ -783,6 +847,8 @@ static int nonstatic_init(struct pcmcia_socket *s) s->resource_data = (void *) data; + nonstatic_autoadd_resources(s); + return 0; } @@ -845,17 +911,16 @@ static ssize_t store_io_db(struct class_device *class_dev, const char *buf, size { struct pcmcia_socket *s = class_get_devdata(class_dev); unsigned long start_addr, end_addr; - unsigned int add = 1; - adjust_t adj; + unsigned int add = ADD_MANAGED_RESOURCE; ssize_t ret = 0; ret = sscanf (buf, "+ 0x%lx - 0x%lx", &start_addr, &end_addr); if (ret != 2) { ret = sscanf (buf, "- 0x%lx - 0x%lx", &start_addr, &end_addr); - add = 0; + add = REMOVE_MANAGED_RESOURCE; if (ret != 2) { ret = sscanf (buf, "0x%lx - 0x%lx", &start_addr, &end_addr); - add = 1; + add = ADD_MANAGED_RESOURCE; if (ret != 2) return -EINVAL; } @@ -863,12 +928,9 @@ static ssize_t store_io_db(struct class_device *class_dev, const char *buf, size if (end_addr <= start_addr) return -EINVAL; - adj.Action = add ? ADD_MANAGED_RESOURCE : REMOVE_MANAGED_RESOURCE; - adj.Resource = RES_IO_RANGE; - adj.resource.io.BasePort = start_addr; - adj.resource.io.NumPorts = end_addr - start_addr + 1; - - ret = adjust_io(s, &adj); + ret = adjust_io(s, add, start_addr, end_addr); + if (!ret) + s->resource_setup_new = 1; return ret ? ret : count; } @@ -901,17 +963,16 @@ static ssize_t store_mem_db(struct class_device *class_dev, const char *buf, siz { struct pcmcia_socket *s = class_get_devdata(class_dev); unsigned long start_addr, end_addr; - unsigned int add = 1; - adjust_t adj; + unsigned int add = ADD_MANAGED_RESOURCE; ssize_t ret = 0; ret = sscanf (buf, "+ 0x%lx - 0x%lx", &start_addr, &end_addr); if (ret != 2) { ret = sscanf (buf, "- 0x%lx - 0x%lx", &start_addr, &end_addr); - add = 0; + add = REMOVE_MANAGED_RESOURCE; if (ret != 2) { ret = sscanf (buf, "0x%lx - 0x%lx", &start_addr, &end_addr); - add = 1; + add = ADD_MANAGED_RESOURCE; if (ret != 2) return -EINVAL; } @@ -919,12 +980,9 @@ static ssize_t store_mem_db(struct class_device *class_dev, const char *buf, siz if (end_addr <= start_addr) return -EINVAL; - adj.Action = add ? ADD_MANAGED_RESOURCE : REMOVE_MANAGED_RESOURCE; - adj.Resource = RES_MEMORY_RANGE; - adj.resource.memory.Base = start_addr; - adj.resource.memory.Size = end_addr - start_addr + 1; - - ret = adjust_memory(s, &adj); + ret = adjust_memory(s, add, start_addr, end_addr); + if (!ret) + s->resource_setup_new = 1; return ret ? ret : count; } diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index 8eed039..fcef54c 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -163,28 +163,164 @@ static ssize_t pccard_store_resource(struct class_device *dev, const char *buf, return -EINVAL; spin_lock_irqsave(&s->lock, flags); - if (!s->resource_setup_done) { + if (!s->resource_setup_done) s->resource_setup_done = 1; - spin_unlock_irqrestore(&s->lock, flags); + spin_unlock_irqrestore(&s->lock, flags); + + down(&s->skt_sem); + if ((s->callback) && + (s->state & SOCKET_PRESENT) && + !(s->state & SOCKET_CARDBUS)) { + if (try_module_get(s->callback->owner)) { + s->callback->requery(s); + module_put(s->callback->owner); + } + } + up(&s->skt_sem); + + return count; +} +static CLASS_DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource); + + +static ssize_t pccard_extract_cis(struct pcmcia_socket *s, char *buf, loff_t off, size_t count) +{ + tuple_t tuple; + int status, i; + loff_t pointer = 0; + ssize_t ret = 0; + u_char *tuplebuffer; + u_char *tempbuffer; + + tuplebuffer = kmalloc(sizeof(u_char) * 256, GFP_KERNEL); + if (!tuplebuffer) + return -ENOMEM; + + tempbuffer = kmalloc(sizeof(u_char) * 258, GFP_KERNEL); + if (!tempbuffer) { + ret = -ENOMEM; + goto free_tuple; + } + + memset(&tuple, 0, sizeof(tuple_t)); + + tuple.Attributes = TUPLE_RETURN_LINK | TUPLE_RETURN_COMMON; + tuple.DesiredTuple = RETURN_FIRST_TUPLE; + tuple.TupleOffset = 0; + + status = pccard_get_first_tuple(s, BIND_FN_ALL, &tuple); + while (!status) { + tuple.TupleData = tuplebuffer; + tuple.TupleDataMax = 255; + memset(tuplebuffer, 0, sizeof(u_char) * 255); + status = pccard_get_tuple_data(s, &tuple); + if (status) + break; + + if (off < (pointer + 2 + tuple.TupleDataLen)) { + tempbuffer[0] = tuple.TupleCode & 0xff; + tempbuffer[1] = tuple.TupleLink & 0xff; + for (i = 0; i < tuple.TupleDataLen; i++) + tempbuffer[i + 2] = tuplebuffer[i] & 0xff; + + for (i = 0; i < (2 + tuple.TupleDataLen); i++) { + if (((i + pointer) >= off) && + (i + pointer) < (off + count)) { + buf[ret] = tempbuffer[i]; + ret++; + } + } + } + + pointer += 2 + tuple.TupleDataLen; + + if (pointer >= (off + count)) + break; + + if (tuple.TupleCode == CISTPL_END) + break; + status = pccard_get_next_tuple(s, BIND_FN_ALL, &tuple); + } + + kfree(tempbuffer); + free_tuple: + kfree(tuplebuffer); + + return (ret); +} + +static ssize_t pccard_show_cis(struct kobject *kobj, char *buf, loff_t off, size_t count) +{ + unsigned int size = 0x200; + + if (off >= size) + count = 0; + else { + struct pcmcia_socket *s; + cisinfo_t cisinfo; + + if (off + count > size) + count = size - off; + + s = to_socket(container_of(kobj, struct class_device, kobj)); + + if (!(s->state & SOCKET_PRESENT)) + return -ENODEV; + if (pccard_validate_cis(s, BIND_FN_ALL, &cisinfo)) + return -EIO; + if (!cisinfo.Chains) + return -ENODATA; + + count = pccard_extract_cis(s, buf, off, count); + } + + return (count); +} + +static ssize_t pccard_store_cis(struct kobject *kobj, char *buf, loff_t off, size_t count) +{ + struct pcmcia_socket *s = to_socket(container_of(kobj, struct class_device, kobj)); + cisdump_t *cis; + ssize_t ret = count; + + if (off) + return -EINVAL; + + if (count >= 0x200) + return -EINVAL; + + if (!(s->state & SOCKET_PRESENT)) + return -ENODEV; + + cis = kmalloc(sizeof(cisdump_t), GFP_KERNEL); + if (!cis) + return -ENOMEM; + memset(cis, 0, sizeof(cisdump_t)); + + cis->Length = count + 1; + memcpy(cis->Data, buf, count); + + if (pcmcia_replace_cis(s, cis)) + ret = -EIO; + + kfree(cis); + + if (!ret) { down(&s->skt_sem); - if ((s->callback) && - (s->state & SOCKET_PRESENT) && + if ((s->callback) && (s->state & SOCKET_PRESENT) && !(s->state & SOCKET_CARDBUS)) { if (try_module_get(s->callback->owner)) { - s->callback->resources_done(s); + s->callback->requery(s); module_put(s->callback->owner); } } up(&s->skt_sem); - - return count; } - spin_unlock_irqrestore(&s->lock, flags); - return count; + + return (ret); } -static CLASS_DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource); static struct class_device_attribute *pccard_socket_attributes[] = { @@ -199,6 +335,13 @@ static struct class_device_attribute *pccard_socket_attributes[] = { NULL, }; +static struct bin_attribute pccard_cis_attr = { + .attr = { .name = "cis", .mode = S_IRUGO | S_IWUSR, .owner = THIS_MODULE}, + .size = 0x200, + .read = pccard_show_cis, + .write = pccard_store_cis, +}; + static int __devinit pccard_sysfs_add_socket(struct class_device *class_dev) { struct class_device_attribute **attr; @@ -209,6 +352,8 @@ static int __devinit pccard_sysfs_add_socket(struct class_device *class_dev) if (ret) break; } + if (!ret) + ret = sysfs_create_bin_file(&class_dev->kobj, &pccard_cis_attr); return ret; } @@ -217,6 +362,7 @@ static void __devexit pccard_sysfs_remove_socket(struct class_device *class_dev) { struct class_device_attribute **attr; + sysfs_remove_bin_file(&class_dev->kobj, &pccard_cis_attr); for (attr = pccard_socket_attributes; *attr; attr++) class_device_remove_file(class_dev, *attr); } diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index bee0536..02b23ab 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -549,6 +549,11 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ unsigned offset; unsigned mask; + res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr; + /* Already allocated? */ + if (res->parent) + return 0; + /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */ mask = ~0xfff; if (type & IORESOURCE_IO) @@ -556,7 +561,6 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ offset = 0x1c + 8*nr; bus = socket->dev->subordinate; - res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr; res->name = bus->name; res->flags = type; res->start = 0; diff --git a/drivers/sbus/char/bpp.c b/drivers/sbus/char/bpp.c index 8f0f469..87302fb 100644 --- a/drivers/sbus/char/bpp.c +++ b/drivers/sbus/char/bpp.c @@ -79,10 +79,6 @@ struct inst { unsigned char run_length; unsigned char repeat_byte; - - /* These members manage timeouts for programmed delays */ - wait_queue_head_t wait_queue; - struct timer_list timer_list; }; static struct inst instances[BPP_NO]; @@ -297,16 +293,10 @@ static unsigned short get_pins(unsigned minor) #endif /* __sparc__ */ -static void bpp_wake_up(unsigned long val) -{ wake_up(&instances[val].wait_queue); } - static void snooze(unsigned long snooze_time, unsigned minor) { - init_timer(&instances[minor].timer_list); - instances[minor].timer_list.expires = jiffies + snooze_time + 1; - instances[minor].timer_list.data = minor; - add_timer(&instances[minor].timer_list); - sleep_on (&instances[minor].wait_queue); + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(snooze_time + 1); } static int wait_for(unsigned short set, unsigned short clr, @@ -880,11 +870,8 @@ static void probeLptPort(unsigned idx) instances[idx].enhanced = 0; instances[idx].direction = 0; instances[idx].mode = COMPATIBILITY; - instances[idx].wait_queue = 0; instances[idx].run_length = 0; instances[idx].run_flag = 0; - init_timer(&instances[idx].timer_list); - instances[idx].timer_list.function = bpp_wake_up; if (!request_region(lpAddr,3, dev_name)) return; /* @@ -977,11 +964,8 @@ static void probeLptPort(unsigned idx) instances[idx].enhanced = 0; instances[idx].direction = 0; instances[idx].mode = COMPATIBILITY; - init_waitqueue_head(&instances[idx].wait_queue); instances[idx].run_length = 0; instances[idx].run_flag = 0; - init_timer(&instances[idx].timer_list); - instances[idx].timer_list.function = bpp_wake_up; if (!rp) return; diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index 34dbc37..bc6e462 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1916,9 +1916,9 @@ static void __twa_shutdown(TW_Device_Extension *tw_dev) } /* End __twa_shutdown() */ /* Wrapper for __twa_shutdown */ -static void twa_shutdown(struct device *dev) +static void twa_shutdown(struct pci_dev *pdev) { - struct Scsi_Host *host = pci_get_drvdata(to_pci_dev(dev)); + struct Scsi_Host *host = pci_get_drvdata(pdev); TW_Device_Extension *tw_dev = (TW_Device_Extension *)host->hostdata; __twa_shutdown(tw_dev); @@ -2140,9 +2140,7 @@ static struct pci_driver twa_driver = { .id_table = twa_pci_tbl, .probe = twa_probe, .remove = twa_remove, - .driver = { - .shutdown = twa_shutdown - } + .shutdown = twa_shutdown }; /* This function is called on driver initialization */ diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index b6dc576..973c51f 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -2264,9 +2264,9 @@ static void __tw_shutdown(TW_Device_Extension *tw_dev) } /* End __tw_shutdown() */ /* Wrapper for __tw_shutdown */ -static void tw_shutdown(struct device *dev) +static void tw_shutdown(struct pci_dev *pdev) { - struct Scsi_Host *host = pci_get_drvdata(to_pci_dev(dev)); + struct Scsi_Host *host = pci_get_drvdata(pdev); TW_Device_Extension *tw_dev = (TW_Device_Extension *)host->hostdata; __tw_shutdown(tw_dev); @@ -2451,9 +2451,7 @@ static struct pci_driver tw_driver = { .id_table = tw_pci_tbl, .probe = tw_probe, .remove = tw_remove, - .driver = { - .shutdown = tw_shutdown - } + .shutdown = tw_shutdown, }; /* This function is called on driver initialization */ diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index 9a547ca..c562369 100644 --- a/drivers/scsi/ahci.c +++ b/drivers/scsi/ahci.c @@ -304,26 +304,19 @@ static int ahci_port_start(struct ata_port *ap) struct device *dev = ap->host_set->dev; struct ahci_host_priv *hpriv = ap->host_set->private_data; struct ahci_port_priv *pp; - int rc; void *mem, *mmio = ap->host_set->mmio_base; void *port_mmio = ahci_port_base(mmio, ap->port_no); dma_addr_t mem_dma; - rc = ata_port_start(ap); - if (rc) - return rc; - pp = kmalloc(sizeof(*pp), GFP_KERNEL); - if (!pp) { - rc = -ENOMEM; - goto err_out; - } + if (!pp) + return -ENOMEM; memset(pp, 0, sizeof(*pp)); mem = dma_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, GFP_KERNEL); if (!mem) { - rc = -ENOMEM; - goto err_out_kfree; + kfree(pp); + return -ENOMEM; } memset(mem, 0, AHCI_PORT_PRIV_DMA_SZ); @@ -373,12 +366,6 @@ static int ahci_port_start(struct ata_port *ap) readl(port_mmio + PORT_CMD); /* flush */ return 0; - -err_out_kfree: - kfree(pp); -err_out: - ata_port_stop(ap); - return rc; } @@ -404,7 +391,6 @@ static void ahci_port_stop(struct ata_port *ap) dma_free_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, pp->cmd_slot, pp->cmd_slot_dma); kfree(pp); - ata_port_stop(ap); } static u32 ahci_scr_read (struct ata_port *ap, unsigned int sc_reg_in) diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 80d0226..babd483 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -6012,7 +6012,7 @@ static int __devinit ipr_probe(struct pci_dev *pdev, /** * ipr_shutdown - Shutdown handler. - * @dev: device struct + * @pdev: pci device struct * * This function is invoked upon system shutdown/reboot. It will issue * an adapter shutdown to the adapter to flush the write cache. @@ -6020,9 +6020,9 @@ static int __devinit ipr_probe(struct pci_dev *pdev, * Return value: * none **/ -static void ipr_shutdown(struct device *dev) +static void ipr_shutdown(struct pci_dev *pdev) { - struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(to_pci_dev(dev)); + struct ipr_ioa_cfg *ioa_cfg = pci_get_drvdata(pdev); unsigned long lock_flags = 0; spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); @@ -6068,9 +6068,7 @@ static struct pci_driver ipr_driver = { .id_table = ipr_pci_table, .probe = ipr_probe, .remove = ipr_remove, - .driver = { - .shutdown = ipr_shutdown, - }, + .shutdown = ipr_shutdown, }; /** diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 36b401f..cb535fa 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -1408,7 +1408,9 @@ void __sata_phy_reset(struct ata_port *ap) if (ap->flags & ATA_FLAG_SATA_RESET) { /* issue phy wake/reset */ scr_write_flush(ap, SCR_CONTROL, 0x301); - udelay(400); /* FIXME: a guess */ + /* Couldn't find anything in SATA I/II specs, but + * AHCI-1.1 10.4.2 says at least 1 ms. */ + mdelay(1); } scr_write_flush(ap, SCR_CONTROL, 0x300); /* phy wake/clear reset */ @@ -1920,6 +1922,7 @@ static const char * ata_dma_blacklist [] = { "HITACHI CDR-8335", "HITACHI CDR-8435", "Toshiba CD-ROM XM-6202B", + "TOSHIBA CD-ROM XM-1702BC", "CD-532E-A", "E-IDE CD-ROM CR-840", "CD-ROM Drive/F5A", @@ -1927,7 +1930,6 @@ static const char * ata_dma_blacklist [] = { "SAMSUNG CD-ROM SC-148C", "SAMSUNG CD-ROM SC", "SanDisk SDP3B-64", - "SAMSUNG CD-ROM SN-124", "ATAPI CD-ROM DRIVE 40X MAXIMUM", "_NEC DV5800A", }; diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 7a4adc4..794fb55 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -1176,8 +1176,12 @@ unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf, n_sectors = ata_id_u32(args->id, 60); n_sectors--; /* ATA TotalUserSectors - 1 */ - tmp = n_sectors; /* note: truncates, if lba48 */ if (args->cmd->cmnd[0] == READ_CAPACITY) { + if( n_sectors >= 0xffffffffULL ) + tmp = 0xffffffff ; /* Return max count on overflow */ + else + tmp = n_sectors ; + /* sector count, 32-bit */ rbuf[0] = tmp >> (8 * 3); rbuf[1] = tmp >> (8 * 2); @@ -1191,10 +1195,12 @@ unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf, } else { /* sector count, 64-bit */ - rbuf[2] = n_sectors >> (8 * 7); - rbuf[3] = n_sectors >> (8 * 6); - rbuf[4] = n_sectors >> (8 * 5); - rbuf[5] = n_sectors >> (8 * 4); + tmp = n_sectors >> (8 * 4); + rbuf[2] = tmp >> (8 * 3); + rbuf[3] = tmp >> (8 * 2); + rbuf[4] = tmp >> (8 * 1); + rbuf[5] = tmp; + tmp = n_sectors; rbuf[6] = tmp >> (8 * 3); rbuf[7] = tmp >> (8 * 2); rbuf[8] = tmp >> (8 * 1); diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index ec81532..a70cdf3 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -5036,9 +5036,9 @@ megaraid_remove_one(struct pci_dev *pdev) } static void -megaraid_shutdown(struct device *dev) +megaraid_shutdown(struct pci_dev *pdev) { - struct Scsi_Host *host = pci_get_drvdata(to_pci_dev(dev)); + struct Scsi_Host *host = pci_get_drvdata(pdev); adapter_t *adapter = (adapter_t *)host->hostdata; __megaraid_shutdown(adapter); @@ -5070,9 +5070,7 @@ static struct pci_driver megaraid_pci_driver = { .id_table = megaraid_pci_tbl, .probe = megaraid_probe_one, .remove = __devexit_p(megaraid_remove_one), - .driver = { - .shutdown = megaraid_shutdown, - }, + .shutdown = megaraid_shutdown, }; static int __init megaraid_init(void) diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c index e60b4c0..f1f6bf5 100644 --- a/drivers/scsi/pcmcia/aha152x_stub.c +++ b/drivers/scsi/pcmcia/aha152x_stub.c @@ -318,6 +318,16 @@ static int aha152x_event(event_t event, int priority, return 0; } +static struct pcmcia_device_id aha152x_ids[] = { + PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e), + PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e), + PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20), + PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c), + PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, aha152x_ids); + static struct pcmcia_driver aha152x_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -325,6 +335,7 @@ static struct pcmcia_driver aha152x_cs_driver = { }, .attach = aha152x_attach, .detach = aha152x_detach, + .id_table = aha152x_ids, }; static int __init init_aha152x_cs(void) diff --git a/drivers/scsi/pcmcia/fdomain_stub.c b/drivers/scsi/pcmcia/fdomain_stub.c index 3df7bc7..853e6ee 100644 --- a/drivers/scsi/pcmcia/fdomain_stub.c +++ b/drivers/scsi/pcmcia/fdomain_stub.c @@ -299,6 +299,15 @@ static int fdomain_event(event_t event, int priority, return 0; } /* fdomain_event */ + +static struct pcmcia_device_id fdomain_ids[] = { + PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88, 0x859cad20), + PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e), + PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation", "SCSI PCMCIA Credit Card Controller", 0x182bdafe, 0xc80d106f), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, fdomain_ids); + static struct pcmcia_driver fdomain_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -306,6 +315,7 @@ static struct pcmcia_driver fdomain_cs_driver = { }, .attach = fdomain_attach, .detach = fdomain_detach, + .id_table = fdomain_ids, }; static int __init init_fdomain_cs(void) diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index 3dddb32..91b3f28 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -2125,6 +2125,18 @@ static int nsp_cs_event(event_t event, * module entry point *====================================================================*/ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,68)) +static struct pcmcia_device_id nsp_cs_ids[] = { + PCMCIA_DEVICE_PROD_ID123("IO DATA", "CBSC16 ", "1", 0x547e66dc, 0x0d63a3fd, 0x51de003a), + PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-001", "1", 0x534c02bc, 0x52008408, 0x51de003a), + PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-002", "1", 0x534c02bc, 0xcb09d5b2, 0x51de003a), + PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-003", "1", 0x534c02bc, 0xbc0ee524, 0x51de003a), + PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-004", "1", 0x534c02bc, 0x226a7087, 0x51de003a), + PCMCIA_DEVICE_PROD_ID123("WBT", "NinjaSCSI-3", "R1.0", 0xc7ba805f, 0xfdc7c97d, 0x6973710e), + PCMCIA_DEVICE_PROD_ID123("WORKBIT", "UltraNinja-16", "1", 0x28191418, 0xb70f4b09, 0x51de003a), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, nsp_cs_ids); + static struct pcmcia_driver nsp_driver = { .owner = THIS_MODULE, .drv = { @@ -2132,6 +2144,7 @@ static struct pcmcia_driver nsp_driver = { }, .attach = nsp_cs_attach, .detach = nsp_cs_detach, + .id_table = nsp_cs_ids, }; #endif diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c index a0175f5..0dcf411 100644 --- a/drivers/scsi/pcmcia/qlogic_stub.c +++ b/drivers/scsi/pcmcia/qlogic_stub.c @@ -395,6 +395,27 @@ static int qlogic_event(event_t event, int priority, event_callback_args_t * arg return 0; } /* qlogic_event */ +static struct pcmcia_device_id qlogic_ids[] = { + PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6), + PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751), + PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d), + PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79), + PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a), + PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7), + PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54), + PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec), + PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735), + PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8), + PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f), + PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1), + PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe), + PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0), + /* these conflict with other cards! */ + /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */ + /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, qlogic_ids); static struct pcmcia_driver qlogic_cs_driver = { .owner = THIS_MODULE, @@ -403,6 +424,7 @@ static struct pcmcia_driver qlogic_cs_driver = { }, .attach = qlogic_attach, .detach = qlogic_detach, + .id_table = qlogic_ids, }; static int __init init_qlogic_cs(void) diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index 1667da9..7d4b16b 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -999,6 +999,14 @@ MODULE_AUTHOR("Bob Tracy <rct@frus.com>"); MODULE_DESCRIPTION("SYM53C500 PCMCIA SCSI driver"); MODULE_LICENSE("GPL"); +static struct pcmcia_device_id sym53c500_ids[] = { + PCMCIA_DEVICE_PROD_ID12("BASICS by New Media Corporation", "SCSI Sym53C500", 0x23c78a9d, 0x0099e7f7), + PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "SCSI Bus Toaster Sym53C500", 0x085a850b, 0x45432eb8), + PCMCIA_DEVICE_PROD_ID2("SCSI9000", 0x21648f44), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, sym53c500_ids); + static struct pcmcia_driver sym53c500_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -1006,6 +1014,7 @@ static struct pcmcia_driver sym53c500_cs_driver = { }, .attach = SYM53C500_attach, .detach = SYM53C500_detach, + .id_table = sym53c500_ids, }; static int __init diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 621dee8..10506f9 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -632,7 +632,7 @@ static void scsi_free_sgtable(struct scatterlist *sgl, int index) { struct scsi_host_sg_pool *sgp; - BUG_ON(index > SG_MEMPOOL_NR); + BUG_ON(index >= SG_MEMPOOL_NR); sgp = scsi_sg_pools + index; mempool_free(sgl, sgp->pool); diff --git a/drivers/serial/68328serial.c b/drivers/serial/68328serial.c index feb8e73..d27fb4c 100644 --- a/drivers/serial/68328serial.c +++ b/drivers/serial/68328serial.c @@ -1497,23 +1497,6 @@ rs68328_init(void) return 0; } - - -/* - * register_serial and unregister_serial allows for serial ports to be - * configured at run-time, to support PCMCIA modems. - */ -/* SPARC: Unused at this time, just here to make things link. */ -int register_serial(struct serial_struct *req) -{ - return -1; -} - -void unregister_serial(int line) -{ - return; -} - module_init(rs68328_init); diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index d8b9d2b..7e8fc7c 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -77,23 +77,9 @@ static unsigned int share_irqs = SERIAL8250_SHARE_IRQS; */ #define is_real_interrupt(irq) ((irq) != 0) -/* - * This converts from our new CONFIG_ symbols to the symbols - * that asm/serial.h expects. You _NEED_ to comment out the - * linux/config.h include contained inside asm/serial.h for - * this to work. - */ -#undef CONFIG_SERIAL_MANY_PORTS -#undef CONFIG_SERIAL_DETECT_IRQ -#undef CONFIG_SERIAL_MULTIPORT -#undef CONFIG_HUB6 - #ifdef CONFIG_SERIAL_8250_DETECT_IRQ #define CONFIG_SERIAL_DETECT_IRQ 1 #endif -#ifdef CONFIG_SERIAL_8250_MULTIPORT -#define CONFIG_SERIAL_MULTIPORT 1 -#endif #ifdef CONFIG_SERIAL_8250_MANY_PORTS #define CONFIG_SERIAL_MANY_PORTS 1 #endif @@ -119,7 +105,7 @@ static struct old_serial_port old_serial_port[] = { SERIAL_PORT_DFNS /* defined in asm/serial.h */ }; -#define UART_NR (ARRAY_SIZE(old_serial_port) + CONFIG_SERIAL_8250_NR_UARTS) +#define UART_NR CONFIG_SERIAL_8250_NR_UARTS #ifdef CONFIG_SERIAL_8250_RSA @@ -1007,21 +993,24 @@ static void autoconfig_irq(struct uart_8250_port *up) up->port.irq = (irq > 0) ? irq : 0; } +static inline void __stop_tx(struct uart_8250_port *p) +{ + if (p->ier & UART_IER_THRI) { + p->ier &= ~UART_IER_THRI; + serial_out(p, UART_IER, p->ier); + } +} + static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop) { struct uart_8250_port *up = (struct uart_8250_port *)port; - if (up->ier & UART_IER_THRI) { - up->ier &= ~UART_IER_THRI; - serial_out(up, UART_IER, up->ier); - } + __stop_tx(up); /* - * We only do this from uart_stop - if we run out of - * characters to send, we don't want to prevent the - * FIFO from emptying. + * We really want to stop the transmitter from sending. */ - if (up->port.type == PORT_16C950 && tty_stop) { + if (up->port.type == PORT_16C950) { up->acr |= UART_ACR_TXDIS; serial_icr_write(up, UART_ACR, up->acr); } @@ -1045,10 +1034,11 @@ static void serial8250_start_tx(struct uart_port *port, unsigned int tty_start) transmit_chars(up); } } + /* - * We only do this from uart_start + * Re-enable the transmitter if we disabled it. */ - if (tty_start && up->port.type == PORT_16C950) { + if (up->port.type == PORT_16C950 && up->acr & UART_ACR_TXDIS) { up->acr &= ~UART_ACR_TXDIS; serial_icr_write(up, UART_ACR, up->acr); } @@ -1169,7 +1159,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up) return; } if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) { - serial8250_stop_tx(&up->port, 0); + __stop_tx(up); return; } @@ -1188,7 +1178,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up) DEBUG_INTR("THRE..."); if (uart_circ_empty(xmit)) - serial8250_stop_tx(&up->port, 0); + __stop_tx(up); } static _INLINE_ void check_modem_status(struct uart_8250_port *up) @@ -1390,13 +1380,10 @@ static unsigned int serial8250_tx_empty(struct uart_port *port) static unsigned int serial8250_get_mctrl(struct uart_port *port) { struct uart_8250_port *up = (struct uart_8250_port *)port; - unsigned long flags; unsigned char status; unsigned int ret; - spin_lock_irqsave(&up->port.lock, flags); status = serial_in(up, UART_MSR); - spin_unlock_irqrestore(&up->port.lock, flags); ret = 0; if (status & UART_MSR_DCD) @@ -2074,7 +2061,8 @@ static void __init serial8250_isa_init_ports(void) up->port.ops = &serial8250_pops; } - for (i = 0, up = serial8250_ports; i < ARRAY_SIZE(old_serial_port); + for (i = 0, up = serial8250_ports; + i < ARRAY_SIZE(old_serial_port) && i < UART_NR; i++, up++) { up->port.iobase = old_serial_port[i].port; up->port.irq = irq_canonicalize(old_serial_port[i].irq); @@ -2323,10 +2311,11 @@ static int __devinit serial8250_probe(struct device *dev) { struct plat_serial8250_port *p = dev->platform_data; struct uart_port port; + int ret, i; memset(&port, 0, sizeof(struct uart_port)); - for (; p && p->flags != 0; p++) { + for (i = 0; p && p->flags != 0; p++, i++) { port.iobase = p->iobase; port.membase = p->membase; port.irq = p->irq; @@ -2335,10 +2324,16 @@ static int __devinit serial8250_probe(struct device *dev) port.iotype = p->iotype; port.flags = p->flags; port.mapbase = p->mapbase; + port.hub6 = p->hub6; port.dev = dev; if (share_irqs) port.flags |= UPF_SHARE_IRQ; - serial8250_register_port(&port); + ret = serial8250_register_port(&port); + if (ret < 0) { + dev_err(dev, "unable to register port at index %d " + "(IO%lx MEM%lx IRQ%d): %d\n", i, + p->iobase, p->mapbase, p->irq, ret); + } } return 0; } diff --git a/drivers/serial/8250_accent.c b/drivers/serial/8250_accent.c new file mode 100644 index 0000000..1f2c276 --- /dev/null +++ b/drivers/serial/8250_accent.c @@ -0,0 +1,47 @@ +/* + * linux/drivers/serial/8250_accent.c + * + * Copyright (C) 2005 Russell King. + * Data taken from include/asm-i386/serial.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/serial_8250.h> + +#define PORT(_base,_irq) \ + { \ + .iobase = _base, \ + .irq = _irq, \ + .uartclk = 1843200, \ + .iotype = UPIO_PORT, \ + .flags = UPF_BOOT_AUTOCONF, \ + } + +static struct plat_serial8250_port accent_data[] = { + PORT(0x330, 4), + PORT(0x338, 4), + { }, +}; + +static struct platform_device accent_device = { + .name = "serial8250", + .id = 2, + .dev = { + .platform_data = accent_data, + }, +}; + +static int __init accent_init(void) +{ + return platform_device_register(&accent_device); +} + +module_init(accent_init); + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("8250 serial probe module for Accent Async cards"); +MODULE_LICENSE("GPL"); diff --git a/drivers/serial/8250_boca.c b/drivers/serial/8250_boca.c new file mode 100644 index 0000000..465c9ea --- /dev/null +++ b/drivers/serial/8250_boca.c @@ -0,0 +1,61 @@ +/* + * linux/drivers/serial/8250_boca.c + * + * Copyright (C) 2005 Russell King. + * Data taken from include/asm-i386/serial.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/serial_8250.h> + +#define PORT(_base,_irq) \ + { \ + .iobase = _base, \ + .irq = _irq, \ + .uartclk = 1843200, \ + .iotype = UPIO_PORT, \ + .flags = UPF_BOOT_AUTOCONF, \ + } + +static struct plat_serial8250_port boca_data[] = { + PORT(0x100, 12), + PORT(0x108, 12), + PORT(0x110, 12), + PORT(0x118, 12), + PORT(0x120, 12), + PORT(0x128, 12), + PORT(0x130, 12), + PORT(0x138, 12), + PORT(0x140, 12), + PORT(0x148, 12), + PORT(0x150, 12), + PORT(0x158, 12), + PORT(0x160, 12), + PORT(0x168, 12), + PORT(0x170, 12), + PORT(0x178, 12), + { }, +}; + +static struct platform_device boca_device = { + .name = "serial8250", + .id = 3, + .dev = { + .platform_data = boca_data, + }, +}; + +static int __init boca_init(void) +{ + return platform_device_register(&boca_device); +} + +module_init(boca_init); + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("8250 serial probe module for Boca cards"); +MODULE_LICENSE("GPL"); diff --git a/drivers/serial/8250_fourport.c b/drivers/serial/8250_fourport.c new file mode 100644 index 0000000..e9b4d90 --- /dev/null +++ b/drivers/serial/8250_fourport.c @@ -0,0 +1,53 @@ +/* + * linux/drivers/serial/8250_fourport.c + * + * Copyright (C) 2005 Russell King. + * Data taken from include/asm-i386/serial.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/serial_8250.h> + +#define PORT(_base,_irq) \ + { \ + .iobase = _base, \ + .irq = _irq, \ + .uartclk = 1843200, \ + .iotype = UPIO_PORT, \ + .flags = UPF_BOOT_AUTOCONF | UPF_FOURPORT, \ + } + +static struct plat_serial8250_port fourport_data[] = { + PORT(0x1a0, 9), + PORT(0x1a8, 9), + PORT(0x1b0, 9), + PORT(0x1b8, 9), + PORT(0x2a0, 5), + PORT(0x2a8, 5), + PORT(0x2b0, 5), + PORT(0x2b8, 5), + { }, +}; + +static struct platform_device fourport_device = { + .name = "serial8250", + .id = 1, + .dev = { + .platform_data = fourport_data, + }, +}; + +static int __init fourport_init(void) +{ + return platform_device_register(&fourport_device); +} + +module_init(fourport_init); + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("8250 serial probe module for AST Fourport cards"); +MODULE_LICENSE("GPL"); diff --git a/drivers/serial/8250_hub6.c b/drivers/serial/8250_hub6.c new file mode 100644 index 0000000..77f396f --- /dev/null +++ b/drivers/serial/8250_hub6.c @@ -0,0 +1,58 @@ +/* + * linux/drivers/serial/8250_hub6.c + * + * Copyright (C) 2005 Russell King. + * Data taken from include/asm-i386/serial.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/serial_8250.h> + +#define HUB6(card,port) \ + { \ + .iobase = 0x302, \ + .irq = 3, \ + .uartclk = 1843200, \ + .iotype = UPIO_HUB6, \ + .flags = UPF_BOOT_AUTOCONF, \ + .hub6 = (card) << 6 | (port) << 3 | 1, \ + } + +static struct plat_serial8250_port hub6_data[] = { + HUB6(0,0), + HUB6(0,1), + HUB6(0,2), + HUB6(0,3), + HUB6(0,4), + HUB6(0,5), + HUB6(1,0), + HUB6(1,1), + HUB6(1,2), + HUB6(1,3), + HUB6(1,4), + HUB6(1,5), + { }, +}; + +static struct platform_device hub6_device = { + .name = "serial8250", + .id = 4, + .dev = { + .platform_data = hub6_data, + }, +}; + +static int __init hub6_init(void) +{ + return platform_device_register(&hub6_device); +} + +module_init(hub6_init); + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("8250 serial probe module for Hub6 cards"); +MODULE_LICENSE("GPL"); diff --git a/drivers/serial/8250_mca.c b/drivers/serial/8250_mca.c new file mode 100644 index 0000000..f0c40d6 --- /dev/null +++ b/drivers/serial/8250_mca.c @@ -0,0 +1,64 @@ +/* + * linux/drivers/serial/8250_mca.c + * + * Copyright (C) 2005 Russell King. + * Data taken from include/asm-i386/serial.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/config.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/mca.h> +#include <linux/serial_8250.h> + +/* + * FIXME: Should we be doing AUTO_IRQ here? + */ +#ifdef CONFIG_SERIAL_8250_DETECT_IRQ +#define MCA_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ +#else +#define MCA_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST +#endif + +#define PORT(_base,_irq) \ + { \ + .iobase = _base, \ + .irq = _irq, \ + .uartclk = 1843200, \ + .iotype = UPIO_PORT, \ + .flags = MCA_FLAGS, \ + } + +static struct plat_serial8250_port mca_data[] = { + PORT(0x3220, 3), + PORT(0x3228, 3), + PORT(0x4220, 3), + PORT(0x4228, 3), + PORT(0x5220, 3), + PORT(0x5228, 3), + { }, +}; + +static struct platform_device mca_device = { + .name = "serial8250", + .id = 5, + .dev = { + .platform_data = mca_data, + }, +}; + +static int __init mca_init(void) +{ + if (!MCA_bus) + return -ENODEV; + return platform_device_register(&mca_device); +} + +module_init(mca_init); + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("8250 serial probe module for MCA ports"); +MODULE_LICENSE("GPL"); diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 25fcef2..e0d0a47 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -86,14 +86,14 @@ config SERIAL_8250_ACPI namespace, say Y here. If unsure, say N. config SERIAL_8250_NR_UARTS - int "Maximum number of non-legacy 8250/16550 serial ports" + int "Maximum number of 8250/16550 serial ports" depends on SERIAL_8250 default "4" - ---help--- - Set this to the number of non-legacy serial ports you want - the driver to support. This includes any ports discovered - via ACPI or PCI enumeration and any ports that may be added - at run-time via hot-plug. + help + Set this to the number of serial ports you want the driver + to support. This includes any ports discovered via ACPI or + PCI enumeration and any ports that may be added at run-time + via hot-plug, or any ISA multi-port serial cards. config SERIAL_8250_EXTENDED bool "Extended 8250/16550 serial driver options" @@ -141,31 +141,74 @@ config SERIAL_8250_DETECT_IRQ If unsure, say N. -config SERIAL_8250_MULTIPORT - bool "Support special multiport boards" - depends on SERIAL_8250_EXTENDED - help - Some multiport serial ports have special ports which are used to - signal when there are any serial ports on the board which need - servicing. Say Y here to enable the serial driver to take advantage - of those special I/O ports. - config SERIAL_8250_RSA bool "Support RSA serial ports" depends on SERIAL_8250_EXTENDED help ::: To be written ::: -comment "Non-8250 serial port support" +# +# Multi-port serial cards +# + +config SERIAL_8250_FOURPORT + tristate "Support Fourport cards" + depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS + help + Say Y here if you have an AST FourPort serial board. + + To compile this driver as a module, choose M here: the module + will be called 8250_fourport. + +config SERIAL_8250_ACCENT + tristate "Support Accent cards" + depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS + help + Say Y here if you have an Accent Async serial board. + + To compile this driver as a module, choose M here: the module + will be called 8250_accent. + + +config SERIAL_8250_BOCA + tristate "Support Boca cards" + depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS + help + Say Y here if you have a Boca serial board. Please read the Boca + mini-HOWTO, avaialble from <http://www.tldp.org/docs.html#howto> + + To compile this driver as a module, choose M here: the module + will be called 8250_boca. + + +config SERIAL_8250_HUB6 + tristate "Support Hub6 cards" + depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS + help + Say Y here if you have a HUB6 serial board. + + To compile this driver as a module, choose M here: the module + will be called 8250_hub6. + +config SERIAL_8250_MCA + tristate "Support 8250-type ports on MCA buses" + depends on SERIAL_8250 != n && MCA + help + Say Y here if you have a MCA serial ports. + + To compile this driver as a module, choose M here: the module + will be called 8250_mca. config SERIAL_8250_ACORN tristate "Acorn expansion card serial port support" - depends on ARM && ARCH_ACORN && SERIAL_8250 + depends on ARCH_ACORN && SERIAL_8250 help If you have an Atomwide Serial card or Serial Port card for an Acorn system, say Y to this option. The driver can handle 1, 2, or 3 port cards. If unsure, say N. +comment "Non-8250 serial port support" + config SERIAL_AMBA_PL010 tristate "ARM AMBA PL010 serial port support" depends on ARM_AMBA diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile index 8f1cdde..65bd438 100644 --- a/drivers/serial/Makefile +++ b/drivers/serial/Makefile @@ -17,6 +17,11 @@ obj-$(CONFIG_SERIAL_8250) += 8250.o $(serial-8250-y) obj-$(CONFIG_SERIAL_8250_CS) += serial_cs.o obj-$(CONFIG_SERIAL_8250_ACORN) += 8250_acorn.o obj-$(CONFIG_SERIAL_8250_CONSOLE) += 8250_early.o +obj-$(CONFIG_SERIAL_8250_FOURPORT) += 8250_fourport.o +obj-$(CONFIG_SERIAL_8250_ACCENT) += 8250_accent.o +obj-$(CONFIG_SERIAL_8250_BOCA) += 8250_boca.o +obj-$(CONFIG_SERIAL_8250_HUB6) += 8250_hub6.o +obj-$(CONFIG_SERIAL_8250_MCA) += 8250_mca.o obj-$(CONFIG_SERIAL_AMBA_PL010) += amba-pl010.o obj-$(CONFIG_SERIAL_AMBA_PL011) += amba-pl011.o obj-$(CONFIG_SERIAL_CLPS711X) += clps711x.o diff --git a/drivers/serial/au1x00_uart.c b/drivers/serial/au1x00_uart.c index 5400dc2..6104aee 100644 --- a/drivers/serial/au1x00_uart.c +++ b/drivers/serial/au1x00_uart.c @@ -556,13 +556,10 @@ static unsigned int serial8250_tx_empty(struct uart_port *port) static unsigned int serial8250_get_mctrl(struct uart_port *port) { struct uart_8250_port *up = (struct uart_8250_port *)port; - unsigned long flags; unsigned char status; unsigned int ret; - spin_lock_irqsave(&up->port.lock, flags); status = serial_in(up, UART_MSR); - spin_unlock_irqrestore(&up->port.lock, flags); ret = 0; if (status & UART_MSR_DCD) diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c index de26cf7..7911912 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c @@ -94,12 +94,42 @@ void smc1_lineif(struct uart_cpm_port *pinfo) ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits; } +#ifdef CONFIG_MPC885ADS + /* Enable SMC1 transceivers */ + { + volatile uint __iomem *bcsr1 = ioremap(BCSR1, 4); + uint tmp; + + tmp = in_be32(bcsr1); + tmp &= ~BCSR1_RS232EN_1; + out_be32(bcsr1, tmp); + iounmap(bcsr1); + } +#endif + pinfo->brg = 1; } void smc2_lineif(struct uart_cpm_port *pinfo) { - /* XXX SMC2: insert port configuration here */ +#ifdef CONFIG_MPC885ADS + volatile cpm8xx_t *cp = cpmp; + volatile uint __iomem *bcsr1; + uint tmp; + + cp->cp_pepar |= 0x00000c00; + cp->cp_pedir &= ~0x00000c00; + cp->cp_peso &= ~0x00000400; + cp->cp_peso |= 0x00000800; + + /* Enable SMC2 transceivers */ + bcsr1 = ioremap(BCSR1, 4); + tmp = in_be32(bcsr1); + tmp &= ~BCSR1_RS232EN_2; + out_be32(bcsr1, tmp); + iounmap(bcsr1); +#endif + pinfo->brg = 2; } diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c index 3ea46c0..ea5bf4d 100644 --- a/drivers/serial/ip22zilog.c +++ b/drivers/serial/ip22zilog.c @@ -518,27 +518,28 @@ static irqreturn_t ip22zilog_interrupt(int irq, void *dev_id, struct pt_regs *re static __inline__ unsigned char ip22zilog_read_channel_status(struct uart_port *port) { struct zilog_channel *channel; - unsigned long flags; unsigned char status; - spin_lock_irqsave(&port->lock, flags); - channel = ZILOG_CHANNEL_FROM_PORT(port); status = readb(&channel->control); ZSDELAY(); - spin_unlock_irqrestore(&port->lock, flags); - return status; } /* The port lock is not held. */ static unsigned int ip22zilog_tx_empty(struct uart_port *port) { + unsigned long flags; unsigned char status; unsigned int ret; + spin_lock_irqsave(&port->lock, flags); + status = ip22zilog_read_channel_status(port); + + spin_unlock_irqrestore(&port->lock, flags); + if (status & Tx_BUF_EMP) ret = TIOCSER_TEMT; else @@ -547,7 +548,7 @@ static unsigned int ip22zilog_tx_empty(struct uart_port *port) return ret; } -/* The port lock is not held. */ +/* The port lock is held and interrupts are disabled. */ static unsigned int ip22zilog_get_mctrl(struct uart_port *port) { unsigned char status; diff --git a/drivers/serial/mpsc.c b/drivers/serial/mpsc.c index a2a6433..e43276c 100644 --- a/drivers/serial/mpsc.c +++ b/drivers/serial/mpsc.c @@ -1058,12 +1058,9 @@ mpsc_get_mctrl(struct uart_port *port) { struct mpsc_port_info *pi = (struct mpsc_port_info *)port; u32 mflags, status; - ulong iflags; - spin_lock_irqsave(&pi->port.lock, iflags); status = (pi->mirror_regs) ? pi->MPSC_CHR_10_m : readl(pi->mpsc_base + MPSC_CHR_10); - spin_unlock_irqrestore(&pi->port.lock, iflags); mflags = 0; if (status & 0x1) diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c index 85abd8a..1c9f716 100644 --- a/drivers/serial/pmac_zilog.c +++ b/drivers/serial/pmac_zilog.c @@ -604,7 +604,7 @@ static void pmz_set_mctrl(struct uart_port *port, unsigned int mctrl) /* * Get Modem Control bits (only the input ones, the core will * or that with a cached value of the control ones) - * The port lock is not held. + * The port lock is held and interrupts are disabled. */ static unsigned int pmz_get_mctrl(struct uart_port *port) { @@ -615,7 +615,7 @@ static unsigned int pmz_get_mctrl(struct uart_port *port) if (ZS_IS_ASLEEP(uap) || uap->node == NULL) return 0; - status = pmz_peek_status(to_pmz(port)); + status = read_zsreg(uap, R0); ret = 0; if (status & DCD) diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c index 08b08d6..461c81c 100644 --- a/drivers/serial/pxa.c +++ b/drivers/serial/pxa.c @@ -274,14 +274,11 @@ static unsigned int serial_pxa_tx_empty(struct uart_port *port) static unsigned int serial_pxa_get_mctrl(struct uart_port *port) { struct uart_pxa_port *up = (struct uart_pxa_port *)port; - unsigned long flags; unsigned char status; unsigned int ret; return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR; - spin_lock_irqsave(&up->port.lock, flags); status = serial_in(up, UART_MSR); - spin_unlock_irqrestore(&up->port.lock, flags); ret = 0; if (status & UART_MSR_DCD) diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c index 5c46784..7365d4b 100644 --- a/drivers/serial/s3c2410.c +++ b/drivers/serial/s3c2410.c @@ -522,14 +522,11 @@ static void s3c24xx_serial_shutdown(struct uart_port *port) static int s3c24xx_serial_startup(struct uart_port *port) { struct s3c24xx_uart_port *ourport = to_ourport(port); - unsigned long flags; int ret; dbg("s3c24xx_serial_startup: port=%p (%08lx,%p)\n", port->mapbase, port->membase); - local_irq_save(flags); - rx_enabled(port) = 1; ret = request_irq(RX_IRQ(port), @@ -563,12 +560,10 @@ static int s3c24xx_serial_startup(struct uart_port *port) /* the port reset code should have done the correct * register setup for the port controls */ - local_irq_restore(flags); return ret; err: s3c24xx_serial_shutdown(port); - local_irq_restore(flags); return ret; } diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index 36b1ae0..54699c3 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -182,6 +182,13 @@ static int uart_startup(struct uart_state *state, int init_hw) uart_set_mctrl(port, TIOCM_RTS | TIOCM_DTR); } + if (info->flags & UIF_CTS_FLOW) { + spin_lock_irq(&port->lock); + if (!(port->ops->get_mctrl(port) & TIOCM_CTS)) + info->tty->hw_stopped = 1; + spin_unlock_irq(&port->lock); + } + info->flags |= UIF_INITIALIZED; clear_bit(TTY_IO_ERROR, &info->tty->flags); @@ -828,7 +835,10 @@ static int uart_tiocmget(struct tty_struct *tty, struct file *file) if ((!file || !tty_hung_up_p(file)) && !(tty->flags & (1 << TTY_IO_ERROR))) { result = port->mctrl; + + spin_lock_irq(&port->lock); result |= port->ops->get_mctrl(port); + spin_unlock_irq(&port->lock); } up(&state->sem); @@ -1131,6 +1141,16 @@ static void uart_set_termios(struct tty_struct *tty, struct termios *old_termios spin_unlock_irqrestore(&state->port->lock, flags); } + /* Handle turning on CRTSCTS */ + if (!(old_termios->c_cflag & CRTSCTS) && (cflag & CRTSCTS)) { + spin_lock_irqsave(&state->port->lock, flags); + if (!(state->port->ops->get_mctrl(state->port) & TIOCM_CTS)) { + tty->hw_stopped = 1; + state->port->ops->stop_tx(state->port, 0); + } + spin_unlock_irqrestore(&state->port->lock, flags); + } + #if 0 /* * No need to wake up processes in open wait, since they @@ -1369,6 +1389,7 @@ uart_block_til_ready(struct file *filp, struct uart_state *state) DECLARE_WAITQUEUE(wait, current); struct uart_info *info = state->info; struct uart_port *port = state->port; + unsigned int mctrl; info->blocked_open++; state->count--; @@ -1416,7 +1437,10 @@ uart_block_til_ready(struct file *filp, struct uart_state *state) * and wait for the carrier to indicate that the * modem is ready for us. */ - if (port->ops->get_mctrl(port) & TIOCM_CAR) + spin_lock_irq(&port->lock); + mctrl = port->ops->get_mctrl(port); + spin_unlock_irq(&port->lock); + if (mctrl & TIOCM_CAR) break; up(&state->sem); @@ -1618,7 +1642,9 @@ static int uart_line_info(char *buf, struct uart_driver *drv, int i) if(capable(CAP_SYS_ADMIN)) { + spin_lock_irq(&port->lock); status = port->ops->get_mctrl(port); + spin_unlock_irq(&port->lock); ret += sprintf(buf + ret, " tx:%d rx:%d", port->icount.tx, port->icount.rx); @@ -1782,6 +1808,12 @@ uart_set_options(struct uart_port *port, struct console *co, struct termios termios; int i; + /* + * Ensure that the serial console lock is initialised + * early. + */ + spin_lock_init(&port->lock); + memset(&termios, 0, sizeof(struct termios)); termios.c_cflag = CREAD | HUPCL | CLOCAL; @@ -2170,10 +2202,16 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port) state->port = port; - spin_lock_init(&port->lock); port->cons = drv->cons; port->info = state->info; + /* + * If this port is a console, then the spinlock is already + * initialised. + */ + if (!uart_console(port)) + spin_lock_init(&port->lock); + uart_configure_port(drv, state, port); /* diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 0d7b65f..73a34b1 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -772,6 +772,111 @@ serial_event(event_t event, int priority, event_callback_args_t * args) return 0; } +static struct pcmcia_device_id serial_ids[] = { + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0057, 0x0021), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0089, 0x110a), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0104, 0x000a), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0xea15), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0109, 0x0501), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0138, 0x110a), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0140, 0x000a), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0x3341), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0143, 0xc0ab), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x016c, 0x0081), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x021b, 0x0101), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x08a1, 0xc0ab), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0d0a), + PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0105, 0x0e0a), + PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63), + PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63), + PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef), + PCMCIA_PFC_DEVICE_PROD_ID123(1, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef), + PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea), + PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM33", 0x2e3ee845, 0x80609023), + PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a), + PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29), + PCMCIA_PFC_DEVICE_PROD_ID13(1, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "AnyCom", "Fast Ethernet ", 0x578ba6e7, 0x02d92d1e), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "D-Link", "DME336T", 0x1a424a1c, 0xb23897ff), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Grey Cell", "GCS3000", 0x2a151fac, 0x48b932ae), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Linksys", "EtherFast 10&100 + 56K PC Card (PCMLM56)", 0x0733cc81, 0xb3765033), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "LINKSYS", "PCMLM336", 0xf7cb0b07, 0x7a821b58), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Ositech", "Trumpcard", 0x0c2f80cd, 0x0573c29f), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "ComboCard", 0xdcfe12d3, 0xcd8906cc), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "PCMCIAs", "LanModem", 0xdcfe12d3, 0xc67c648f), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed), + PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet", 0x2e3ee845, 0xc0e778c2), + PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070), + PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562), + PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0104, 0x0070), + PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x016c, 0x0020), + PCMCIA_MFC_DEVICE_PROD_ID123(1, "APEX DATA", "MULTICARD", "ETHERNET-MODEM", 0x11c2da09, 0x7289dc5d, 0xaad95e1f), + PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away 28.8 PC Card ", 0xb569a6e5, 0x5bd4ff2c), + PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "Home and Away Credit Card Adapter", 0xb569a6e5, 0x4bdf15c3), + PCMCIA_MFC_DEVICE_PROD_ID12(1, "IBM", "w95 Home and Away Credit Card ", 0xb569a6e5, 0xae911c15), + PCMCIA_MFC_DEVICE_PROD_ID1(1, "Motorola MARQUIS", 0xf03e4e77), + PCMCIA_MFC_DEVICE_PROD_ID2(1, "FAX/Modem/Ethernet Combo Card ", 0x1ed59302), + PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0301), + PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0039), + PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0006), + PCMCIA_DEVICE_MANF_CARD(0x0105, 0x410a), + PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d50), + PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d51), + PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d52), + PCMCIA_DEVICE_MANF_CARD(0x010b, 0x0d53), + PCMCIA_DEVICE_MANF_CARD(0x010b, 0xd180), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x000e), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x001b), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0025), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0045), + PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0052), + PCMCIA_DEVICE_PROD_ID134("ADV", "TECH", "COMpad-32/85", 0x67459937, 0x916d02ba, 0x8fbe92ae), + PCMCIA_DEVICE_PROD_ID124("GATEWAY2000", "CC3144", "PCMCIA MODEM", 0x506bccae, 0xcb3685f1, 0xbd6c43ef), + PCMCIA_DEVICE_PROD_ID14("MEGAHERTZ", "PCMCIA MODEM", 0xf510db04, 0xbd6c43ef), + PCMCIA_DEVICE_PROD_ID124("TOSHIBA", "T144PF", "PCMCIA MODEM", 0xb4585a1a, 0x7271409c, 0xbd6c43ef), + PCMCIA_DEVICE_PROD_ID123("FUJITSU", "FC14F ", "MBH10213", 0x6ee5a3d8, 0x30ead12b, 0xb00f05a0), + PCMCIA_DEVICE_PROD_ID13("MEGAHERTZ", "V.34 PCMCIA MODEM", 0xf510db04, 0xbb2cce4a), + PCMCIA_DEVICE_PROD_ID12("Brain Boxes", "Bluetooth PC Card", 0xee138382, 0xd4ce9b02), + PCMCIA_DEVICE_PROD_ID12("CIRRUS LOGIC", "FAX MODEM", 0xe625f451, 0xcecd6dfa), + PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 28800 FAX/DATA MODEM", 0xa3a3062c, 0x8cbd7c76), + PCMCIA_DEVICE_PROD_ID12("COMPAQ", "PCMCIA 33600 FAX/DATA MODEM", 0xa3a3062c, 0x5a00ce95), + PCMCIA_DEVICE_PROD_ID12("Computerboards, Inc.", "PCM-COM422", 0xd0b78f51, 0x7e2d49ed), + PCMCIA_DEVICE_PROD_ID12("Dr. Neuhaus", "FURY CARD 14K4", 0x76942813, 0x8b96ce65), + PCMCIA_DEVICE_PROD_ID12("Intelligent", "ANGIA FAX/MODEM", 0xb496e65e, 0xf31602a6), + PCMCIA_DEVICE_PROD_ID12("Intel", "MODEM 2400", 0x816cc815, 0x23539b80), + PCMCIA_DEVICE_PROD_ID12("IOTech Inc ", "PCMCIA Dual RS-232 Serial Port Card", 0x3bd2d898, 0x92abc92f), + PCMCIA_DEVICE_PROD_ID12("MACRONIX", "FAX/MODEM", 0x668388b3, 0x3f9bdf2f), + PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT1432LT", 0x5f73be51, 0x0b3e2383), + PCMCIA_DEVICE_PROD_ID12("Multi-Tech", "MT2834LT", 0x5f73be51, 0x4cd7c09e), + PCMCIA_DEVICE_PROD_ID12("OEM ", "C288MX ", 0xb572d360, 0xd2385b7a), + PCMCIA_DEVICE_PROD_ID12("PCMCIA ", "C336MX ", 0x99bcafe9, 0xaa25bcab), + PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"), + PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"), + PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "3CCFEM556.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "DP83903.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "3CXEM556.cis"), + PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "3CXEM556.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "MT5634ZLX.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"), + PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"), + PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "RS-COM-2P.cis"), + /* too generic */ + /* PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0160, 0x0002), */ + /* PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0160, 0x0002), */ + PCMCIA_DEVICE_FUNC_ID(2), + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, serial_ids); + static struct pcmcia_driver serial_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -779,6 +884,7 @@ static struct pcmcia_driver serial_cs_driver = { }, .attach = serial_attach, .detach = serial_detach, + .id_table = serial_ids, }; static int __init init_serial_cs(void) diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c index 3f1051a..d085030 100644 --- a/drivers/serial/serial_txx9.c +++ b/drivers/serial/serial_txx9.c @@ -442,13 +442,10 @@ static unsigned int serial_txx9_tx_empty(struct uart_port *port) static unsigned int serial_txx9_get_mctrl(struct uart_port *port) { struct uart_txx9_port *up = (struct uart_txx9_port *)port; - unsigned long flags; unsigned int ret; - spin_lock_irqsave(&up->port.lock, flags); ret = ((sio_in(up, TXX9_SIFLCR) & TXX9_SIFLCR_RTSSC) ? 0 : TIOCM_RTS) | ((sio_in(up, TXX9_SICISR) & TXX9_SICISR_CTSS) ? 0 : TIOCM_CTS); - spin_unlock_irqrestore(&up->port.lock, flags); return ret; } diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c index 10e2990..8d19888 100644 --- a/drivers/serial/sunsab.c +++ b/drivers/serial/sunsab.c @@ -426,18 +426,15 @@ static void sunsab_set_mctrl(struct uart_port *port, unsigned int mctrl) sunsab_tx_idle(up); } -/* port->lock is not held. */ +/* port->lock is held by caller and interrupts are disabled. */ static unsigned int sunsab_get_mctrl(struct uart_port *port) { struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; - unsigned long flags; unsigned char val; unsigned int result; result = 0; - spin_lock_irqsave(&up->port.lock, flags); - val = readb(&up->regs->r.pvr); result |= (val & up->pvr_dsr_bit) ? 0 : TIOCM_DSR; @@ -447,8 +444,6 @@ static unsigned int sunsab_get_mctrl(struct uart_port *port) val = readb(&up->regs->r.star); result |= (val & SAB82532_STAR_CTS) ? TIOCM_CTS : 0; - spin_unlock_irqrestore(&up->port.lock, flags); - return result; } diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c index ddc97c9..d57a355 100644 --- a/drivers/serial/sunsu.c +++ b/drivers/serial/sunsu.c @@ -572,13 +572,10 @@ static unsigned int sunsu_tx_empty(struct uart_port *port) static unsigned int sunsu_get_mctrl(struct uart_port *port) { struct uart_sunsu_port *up = (struct uart_sunsu_port *) port; - unsigned long flags; unsigned char status; unsigned int ret; - spin_lock_irqsave(&up->port.lock, flags); status = serial_in(up, UART_MSR); - spin_unlock_irqrestore(&up->port.lock, flags); ret = 0; if (status & UART_MSR_DCD) diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c index 8e65206..bff42a7 100644 --- a/drivers/serial/sunzilog.c +++ b/drivers/serial/sunzilog.c @@ -610,27 +610,28 @@ static irqreturn_t sunzilog_interrupt(int irq, void *dev_id, struct pt_regs *reg static __inline__ unsigned char sunzilog_read_channel_status(struct uart_port *port) { struct zilog_channel __iomem *channel; - unsigned long flags; unsigned char status; - spin_lock_irqsave(&port->lock, flags); - channel = ZILOG_CHANNEL_FROM_PORT(port); status = sbus_readb(&channel->control); ZSDELAY(); - spin_unlock_irqrestore(&port->lock, flags); - return status; } /* The port lock is not held. */ static unsigned int sunzilog_tx_empty(struct uart_port *port) { + unsigned long flags; unsigned char status; unsigned int ret; + spin_lock_irqsave(&port->lock, flags); + status = sunzilog_read_channel_status(port); + + spin_unlock_irqrestore(&port->lock, flags); + if (status & Tx_BUF_EMP) ret = TIOCSER_TEMT; else @@ -639,7 +640,7 @@ static unsigned int sunzilog_tx_empty(struct uart_port *port) return ret; } -/* The port lock is not held. */ +/* The port lock is held and interrupts are disabled. */ static unsigned int sunzilog_get_mctrl(struct uart_port *port) { unsigned char status; diff --git a/drivers/telephony/ixj_pcmcia.c b/drivers/telephony/ixj_pcmcia.c index e1ef0d7..ce5ebfe 100644 --- a/drivers/telephony/ixj_pcmcia.c +++ b/drivers/telephony/ixj_pcmcia.c @@ -295,6 +295,12 @@ static int ixj_event(event_t event, int priority, event_callback_args_t * args) return 0; } +static struct pcmcia_device_id ixj_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0x0257, 0x0600), + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, ixj_ids); + static struct pcmcia_driver ixj_driver = { .owner = THIS_MODULE, .drv = { @@ -302,6 +308,7 @@ static struct pcmcia_driver ixj_driver = { }, .attach = ixj_attach, .detach = ixj_detach, + .id_table = ixj_ids, }; static int __init ixj_pcmcia_init(void) diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index a61d443..d79cd21 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_USB) += core/ obj-$(CONFIG_USB_MON) += mon/ obj-$(CONFIG_USB_EHCI_HCD) += host/ +obj-$(CONFIG_USB_ISP116X_HCD) += host/ obj-$(CONFIG_USB_OHCI_HCD) += host/ obj-$(CONFIG_USB_UHCI_HCD) += host/ obj-$(CONFIG_USB_SL811_HCD) += host/ @@ -31,6 +32,7 @@ obj-$(CONFIG_USB_MOUSE) += input/ obj-$(CONFIG_USB_MTOUCH) += input/ obj-$(CONFIG_USB_POWERMATE) += input/ obj-$(CONFIG_USB_WACOM) += input/ +obj-$(CONFIG_USB_ACECAD) += input/ obj-$(CONFIG_USB_XPAD) += input/ obj-$(CONFIG_USB_DABUSB) += media/ diff --git a/drivers/usb/atm/Kconfig b/drivers/usb/atm/Kconfig index 0d9f537..f429862 100644 --- a/drivers/usb/atm/Kconfig +++ b/drivers/usb/atm/Kconfig @@ -1,30 +1,60 @@ # -# USB ATM driver configuration +# USB/ATM DSL configuration # -comment "USB ATM/DSL drivers" + +menu "USB DSL modem support" depends on USB config USB_ATM - tristate "Generic USB ATM/DSL core I/O support" + tristate "USB DSL modem support" depends on USB && ATM select CRC32 default n help - This provides a library which is used for packet I/O by USB DSL - modems, such as the SpeedTouch driver below. + Say Y here if you want to connect a USB Digital Subscriber Line (DSL) + modem to your computer's USB port. You will then need to choose your + modem from the list below. To compile this driver as a module, choose M here: the - module will be called usb_atm. + module will be called usbatm. config USB_SPEEDTOUCH - tristate "Alcatel Speedtouch USB support" - depends on USB && ATM - select USB_ATM + tristate "Speedtouch USB support" + depends on USB_ATM + select FW_LOADER help - Say Y here if you have an Alcatel SpeedTouch USB or SpeedTouch 330 + Say Y here if you have an SpeedTouch USB or SpeedTouch 330 modem. In order to use your modem you will need to install the two parts of the firmware, extracted by the user space tools; see <http://www.linux-usb.org/SpeedTouch/> for details. To compile this driver as a module, choose M here: the module will be called speedtch. + +config USB_CXACRU + tristate "Conexant AccessRunner USB support" + depends on USB_ATM + select FW_LOADER + help + Say Y here if you have an ADSL USB modem based on the Conexant + AccessRunner chipset. In order to use your modem you will need to + install the firmware, extracted by the user space tools; see + <http://accessrunner.sourceforge.net/> for details. + + To compile this driver as a module, choose M here: the + module will be called cxacru. + +config USB_XUSBATM + tristate "Other USB DSL modem support" + depends on USB_ATM + help + Say Y here if you have a DSL USB modem not explicitly supported by + another USB DSL drivers. In order to use your modem you will need to + pass the vendor ID, product ID, and endpoint numbers for transmission + and reception as module parameters. You may need to initialize the + the modem using a user space utility (a firmware loader for example). + + To compile this driver as a module, choose M here: the + module will be called xusbatm. + +endmenu diff --git a/drivers/usb/atm/Makefile b/drivers/usb/atm/Makefile index 9213b8b9..751f297 100644 --- a/drivers/usb/atm/Makefile +++ b/drivers/usb/atm/Makefile @@ -1,7 +1,8 @@ # -# Makefile for the rest of the USB drivers -# (the ones that don't fit into any other categories) +# Makefile for USB ATM/xDSL drivers # -obj-$(CONFIG_USB_ATM) += usb_atm.o +obj-$(CONFIG_USB_CXACRU) += cxacru.o obj-$(CONFIG_USB_SPEEDTOUCH) += speedtch.o +obj-$(CONFIG_USB_ATM) += usbatm.o +obj-$(CONFIG_USB_XUSBATM) += xusbatm.o diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c new file mode 100644 index 0000000..cbd4a7d --- /dev/null +++ b/drivers/usb/atm/cxacru.c @@ -0,0 +1,878 @@ +/****************************************************************************** + * cxacru.c - driver for USB ADSL modems based on + * Conexant AccessRunner chipset + * + * Copyright (C) 2004 David Woodhouse, Duncan Sands, Roman Kagan + * Copyright (C) 2005 Duncan Sands, Roman Kagan (rkagan % mail ! ru) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + ******************************************************************************/ + +/* + * Credit is due for Josep Comas, who created the original patch to speedtch.c + * to support the different padding used by the AccessRunner (now generalized + * into usbatm), and the userspace firmware loading utility. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/timer.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/init.h> +#include <linux/device.h> /* FIXME: linux/firmware.h should include it itself */ +#include <linux/firmware.h> + +#include "usbatm.h" + +#define DRIVER_AUTHOR "Roman Kagan, David Woodhouse, Duncan Sands" +#define DRIVER_VERSION "0.2" +#define DRIVER_DESC "Conexant AccessRunner ADSL USB modem driver" + +static const char cxacru_driver_name[] = "cxacru"; + +#define CXACRU_EP_CMD 0x01 /* Bulk/interrupt in/out */ +#define CXACRU_EP_DATA 0x02 /* Bulk in/out */ + +#define CMD_PACKET_SIZE 64 /* Should be maxpacket(ep)? */ + +/* Addresses */ +#define PLLFCLK_ADDR 0x00350068 +#define PLLBCLK_ADDR 0x0035006c +#define SDRAMEN_ADDR 0x00350010 +#define FW_ADDR 0x00801000 +#define BR_ADDR 0x00180600 +#define SIG_ADDR 0x00180500 +#define BR_STACK_ADDR 0x00187f10 + +/* Values */ +#define SDRAM_ENA 0x1 + +#define CMD_TIMEOUT 2000 /* msecs */ +#define POLL_INTERVAL 5000 /* msecs */ + +/* commands for interaction with the modem through the control channel before + * firmware is loaded */ +enum cxacru_fw_request { + FW_CMD_ERR, + FW_GET_VER, + FW_READ_MEM, + FW_WRITE_MEM, + FW_RMW_MEM, + FW_CHECKSUM_MEM, + FW_GOTO_MEM, +}; + +/* commands for interaction with the modem through the control channel once + * firmware is loaded */ +enum cxacru_cm_request { + CM_REQUEST_UNDEFINED = 0x80, + CM_REQUEST_TEST, + CM_REQUEST_CHIP_GET_MAC_ADDRESS, + CM_REQUEST_CHIP_GET_DP_VERSIONS, + CM_REQUEST_CHIP_ADSL_LINE_START, + CM_REQUEST_CHIP_ADSL_LINE_STOP, + CM_REQUEST_CHIP_ADSL_LINE_GET_STATUS, + CM_REQUEST_CHIP_ADSL_LINE_GET_SPEED, + CM_REQUEST_CARD_INFO_GET, + CM_REQUEST_CARD_DATA_GET, + CM_REQUEST_CARD_DATA_SET, + CM_REQUEST_COMMAND_HW_IO, + CM_REQUEST_INTERFACE_HW_IO, + CM_REQUEST_CARD_SERIAL_DATA_PATH_GET, + CM_REQUEST_CARD_SERIAL_DATA_PATH_SET, + CM_REQUEST_CARD_CONTROLLER_VERSION_GET, + CM_REQUEST_CARD_GET_STATUS, + CM_REQUEST_CARD_GET_MAC_ADDRESS, + CM_REQUEST_CARD_GET_DATA_LINK_STATUS, + CM_REQUEST_MAX, +}; + +/* reply codes to the commands above */ +enum cxacru_cm_status { + CM_STATUS_UNDEFINED, + CM_STATUS_SUCCESS, + CM_STATUS_ERROR, + CM_STATUS_UNSUPPORTED, + CM_STATUS_UNIMPLEMENTED, + CM_STATUS_PARAMETER_ERROR, + CM_STATUS_DBG_LOOPBACK, + CM_STATUS_MAX, +}; + +/* indices into CARD_INFO_GET return array */ +enum cxacru_info_idx { + CXINF_DOWNSTREAM_RATE, + CXINF_UPSTREAM_RATE, + CXINF_LINK_STATUS, + CXINF_LINE_STATUS, + CXINF_MAC_ADDRESS_HIGH, + CXINF_MAC_ADDRESS_LOW, + CXINF_UPSTREAM_SNR_MARGIN, + CXINF_DOWNSTREAM_SNR_MARGIN, + CXINF_UPSTREAM_ATTENUATION, + CXINF_DOWNSTREAM_ATTENUATION, + CXINF_TRANSMITTER_POWER, + CXINF_UPSTREAM_BITS_PER_FRAME, + CXINF_DOWNSTREAM_BITS_PER_FRAME, + CXINF_STARTUP_ATTEMPTS, + CXINF_UPSTREAM_CRC_ERRORS, + CXINF_DOWNSTREAM_CRC_ERRORS, + CXINF_UPSTREAM_FEC_ERRORS, + CXINF_DOWNSTREAM_FEC_ERRORS, + CXINF_UPSTREAM_HEC_ERRORS, + CXINF_DOWNSTREAM_HEC_ERRORS, + CXINF_LINE_STARTABLE, + CXINF_MODULATION, + CXINF_ADSL_HEADEND, + CXINF_ADSL_HEADEND_ENVIRONMENT, + CXINF_CONTROLLER_VERSION, + /* dunno what the missing two mean */ + CXINF_MAX = 0x1c, +}; + +struct cxacru_modem_type { + u32 pll_f_clk; + u32 pll_b_clk; + int boot_rom_patch; +}; + +struct cxacru_data { + struct usbatm_data *usbatm; + + const struct cxacru_modem_type *modem_type; + + int line_status; + struct work_struct poll_work; + + /* contol handles */ + struct semaphore cm_serialize; + u8 *rcv_buf; + u8 *snd_buf; + struct urb *rcv_urb; + struct urb *snd_urb; + struct completion rcv_done; + struct completion snd_done; +}; + +/* the following three functions are stolen from drivers/usb/core/message.c */ +static void cxacru_blocking_completion(struct urb *urb, struct pt_regs *regs) +{ + complete((struct completion *)urb->context); +} + +static void cxacru_timeout_kill(unsigned long data) +{ + usb_unlink_urb((struct urb *) data); +} + +static int cxacru_start_wait_urb(struct urb *urb, struct completion *done, + int* actual_length) +{ + struct timer_list timer; + int status; + + init_timer(&timer); + timer.expires = jiffies + msecs_to_jiffies(CMD_TIMEOUT); + timer.data = (unsigned long) urb; + timer.function = cxacru_timeout_kill; + add_timer(&timer); + wait_for_completion(done); + status = urb->status; + if (status == -ECONNRESET) + status = -ETIMEDOUT; + del_timer_sync(&timer); + + if (actual_length) + *actual_length = urb->actual_length; + return status; +} + +static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm, + u8 *wdata, int wsize, u8 *rdata, int rsize) +{ + int ret, actlen; + int offb, offd; + const int stride = CMD_PACKET_SIZE - 4; + u8 *wbuf = instance->snd_buf; + u8 *rbuf = instance->rcv_buf; + int wbuflen = ((wsize - 1) / stride + 1) * CMD_PACKET_SIZE; + int rbuflen = ((rsize - 1) / stride + 1) * CMD_PACKET_SIZE; + + if (wbuflen > PAGE_SIZE || rbuflen > PAGE_SIZE) { + dbg("too big transfer requested"); + ret = -ENOMEM; + goto fail; + } + + down(&instance->cm_serialize); + + /* submit reading urb before the writing one */ + init_completion(&instance->rcv_done); + ret = usb_submit_urb(instance->rcv_urb, GFP_KERNEL); + if (ret < 0) { + dbg("submitting read urb for cm %#x failed", cm); + ret = ret; + goto fail; + } + + memset(wbuf, 0, wbuflen); + /* handle wsize == 0 */ + wbuf[0] = cm; + for (offb = offd = 0; offd < wsize; offd += stride, offb += CMD_PACKET_SIZE) { + wbuf[offb] = cm; + memcpy(wbuf + offb + 4, wdata + offd, min_t(int, stride, wsize - offd)); + } + + instance->snd_urb->transfer_buffer_length = wbuflen; + init_completion(&instance->snd_done); + ret = usb_submit_urb(instance->snd_urb, GFP_KERNEL); + if (ret < 0) { + dbg("submitting write urb for cm %#x failed", cm); + ret = ret; + goto fail; + } + + ret = cxacru_start_wait_urb(instance->snd_urb, &instance->snd_done, NULL); + if (ret < 0) { + dbg("sending cm %#x failed", cm); + ret = ret; + goto fail; + } + + ret = cxacru_start_wait_urb(instance->rcv_urb, &instance->rcv_done, &actlen); + if (ret < 0) { + dbg("receiving cm %#x failed", cm); + ret = ret; + goto fail; + } + if (actlen % CMD_PACKET_SIZE || !actlen) { + dbg("response is not a positive multiple of %d: %#x", + CMD_PACKET_SIZE, actlen); + ret = -EIO; + goto fail; + } + + /* check the return status and copy the data to the output buffer, if needed */ + for (offb = offd = 0; offd < rsize && offb < actlen; offb += CMD_PACKET_SIZE) { + if (rbuf[offb] != cm) { + dbg("wrong cm %#x in response", rbuf[offb]); + ret = -EIO; + goto fail; + } + if (rbuf[offb + 1] != CM_STATUS_SUCCESS) { + dbg("response failed: %#x", rbuf[offb + 1]); + ret = -EIO; + goto fail; + } + if (offd >= rsize) + break; + memcpy(rdata + offd, rbuf + offb + 4, min_t(int, stride, rsize - offd)); + offd += stride; + } + + ret = offd; + dbg("cm %#x", cm); +fail: + up(&instance->cm_serialize); + return ret; +} + +static int cxacru_cm_get_array(struct cxacru_data *instance, enum cxacru_cm_request cm, + u32 *data, int size) +{ + int ret, len; + u32 *buf; + int offb, offd; + const int stride = CMD_PACKET_SIZE / (4 * 2) - 1; + int buflen = ((size - 1) / stride + 1 + size * 2) * 4; + + buf = kmalloc(buflen, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + ret = cxacru_cm(instance, cm, NULL, 0, (u8 *) buf, buflen); + if (ret < 0) + goto cleanup; + + /* len > 0 && len % 4 == 0 guaranteed by cxacru_cm() */ + len = ret / 4; + for (offb = 0; offb < len; ) { + int l = le32_to_cpu(buf[offb++]); + if (l > stride || l > (len - offb) / 2) { + dbg("wrong data length %#x in response", l); + ret = -EIO; + goto cleanup; + } + while (l--) { + offd = le32_to_cpu(buf[offb++]); + if (offd >= size) { + dbg("wrong index %#x in response", offd); + ret = -EIO; + goto cleanup; + } + data[offd] = le32_to_cpu(buf[offb++]); + } + } + + ret = 0; + +cleanup: + kfree(buf); + return ret; +} + +static int cxacru_card_status(struct cxacru_data *instance) +{ + int ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_STATUS, NULL, 0, NULL, 0); + if (ret < 0) { /* firmware not loaded */ + dbg("cxacru_adsl_start: CARD_GET_STATUS returned %d", ret); + return ret; + } + return 0; +} + +static void cxacru_poll_status(struct cxacru_data *instance); + +static int cxacru_atm_start(struct usbatm_data *usbatm_instance, + struct atm_dev *atm_dev) +{ + struct cxacru_data *instance = usbatm_instance->driver_data; + struct device *dev = &usbatm_instance->usb_intf->dev; + /* + struct atm_dev *atm_dev = usbatm_instance->atm_dev; + */ + int ret; + + dbg("cxacru_atm_start"); + + /* Read MAC address */ + ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_MAC_ADDRESS, NULL, 0, + atm_dev->esi, sizeof(atm_dev->esi)); + if (ret < 0) { + dev_err(dev, "cxacru_atm_start: CARD_GET_MAC_ADDRESS returned %d\n", ret); + return ret; + } + + /* start ADSL */ + ret = cxacru_cm(instance, CM_REQUEST_CHIP_ADSL_LINE_START, NULL, 0, NULL, 0); + if (ret < 0) { + dev_err(dev, "cxacru_atm_start: CHIP_ADSL_LINE_START returned %d\n", ret); + return ret; + } + + /* Start status polling */ + cxacru_poll_status(instance); + return 0; +} + +static void cxacru_poll_status(struct cxacru_data *instance) +{ + u32 buf[CXINF_MAX] = {}; + struct device *dev = &instance->usbatm->usb_intf->dev; + struct atm_dev *atm_dev = instance->usbatm->atm_dev; + int ret; + + ret = cxacru_cm_get_array(instance, CM_REQUEST_CARD_INFO_GET, buf, CXINF_MAX); + if (ret < 0) { + dev_warn(dev, "poll status: error %d\n", ret); + goto reschedule; + } + + if (instance->line_status == buf[CXINF_LINE_STATUS]) + goto reschedule; + + instance->line_status = buf[CXINF_LINE_STATUS]; + switch (instance->line_status) { + case 0: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: down\n"); + break; + + case 1: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: attemtping to activate\n"); + break; + + case 2: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: training\n"); + break; + + case 3: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: channel analysis\n"); + break; + + case 4: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: exchange\n"); + break; + + case 5: + atm_dev->link_rate = buf[CXINF_DOWNSTREAM_RATE] * 1000 / 424; + atm_dev->signal = ATM_PHY_SIG_FOUND; + + dev_info(dev, "ADSL line: up (%d Kib/s down | %d Kib/s up)\n", + buf[CXINF_DOWNSTREAM_RATE], buf[CXINF_UPSTREAM_RATE]); + break; + + case 6: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: waiting\n"); + break; + + case 7: + atm_dev->signal = ATM_PHY_SIG_LOST; + dev_info(dev, "ADSL line: initializing\n"); + break; + + default: + atm_dev->signal = ATM_PHY_SIG_UNKNOWN; + dev_info(dev, "Unknown line state %02x\n", instance->line_status); + break; + } +reschedule: + schedule_delayed_work(&instance->poll_work, msecs_to_jiffies(POLL_INTERVAL)); +} + +static int cxacru_fw(struct usb_device *usb_dev, enum cxacru_fw_request fw, + u8 code1, u8 code2, u32 addr, u8 *data, int size) +{ + int ret; + u8 *buf; + int offd, offb; + const int stride = CMD_PACKET_SIZE - 8; + + buf = (u8 *) __get_free_page(GFP_KERNEL); + if (!buf) + return -ENOMEM; + + offb = offd = 0; + do { + int l = min_t(int, stride, size - offd); + buf[offb++] = fw; + buf[offb++] = l; + buf[offb++] = code1; + buf[offb++] = code2; + *((u32 *) (buf + offb)) = cpu_to_le32(addr); + offb += 4; + addr += l; + if(l) + memcpy(buf + offb, data + offd, l); + if (l < stride) + memset(buf + offb + l, 0, stride - l); + offb += stride; + offd += stride; + if ((offb >= PAGE_SIZE) || (offd >= size)) { + ret = usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, CXACRU_EP_CMD), + buf, offb, NULL, CMD_TIMEOUT); + if (ret < 0) { + dbg("sending fw %#x failed", fw); + goto cleanup; + } + offb = 0; + } + } while(offd < size); + dbg("sent fw %#x", fw); + + ret = 0; + +cleanup: + free_page((unsigned long) buf); + return ret; +} + +static void cxacru_upload_firmware(struct cxacru_data *instance, + const struct firmware *fw, + const struct firmware *bp, + const struct firmware *cf) +{ + int ret; + int off; + struct usb_device *usb_dev = instance->usbatm->usb_dev; + struct device *dev = &instance->usbatm->usb_intf->dev; + u16 signature[] = { usb_dev->descriptor.idVendor, usb_dev->descriptor.idProduct }; + u32 val; + + dbg("cxacru_upload_firmware"); + + /* FirmwarePllFClkValue */ + val = cpu_to_le32(instance->modem_type->pll_f_clk); + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, PLLFCLK_ADDR, (u8 *) &val, 4); + if (ret) { + dev_err(dev, "FirmwarePllFClkValue failed: %d\n", ret); + return; + } + + /* FirmwarePllBClkValue */ + val = cpu_to_le32(instance->modem_type->pll_b_clk); + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, PLLBCLK_ADDR, (u8 *) &val, 4); + if (ret) { + dev_err(dev, "FirmwarePllBClkValue failed: %d\n", ret); + return; + } + + /* Enable SDRAM */ + val = cpu_to_le32(SDRAM_ENA); + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, SDRAMEN_ADDR, (u8 *) &val, 4); + if (ret) { + dev_err(dev, "Enable SDRAM failed: %d\n", ret); + return; + } + + /* Firmware */ + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, FW_ADDR, fw->data, fw->size); + if (ret) { + dev_err(dev, "Firmware upload failed: %d\n", ret); + return; + } + + /* Boot ROM patch */ + if (instance->modem_type->boot_rom_patch) { + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, BR_ADDR, bp->data, bp->size); + if (ret) { + dev_err(dev, "Boot ROM patching failed: %d\n", ret); + return; + } + } + + /* Signature */ + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, SIG_ADDR, (u8 *) signature, 4); + if (ret) { + dev_err(dev, "Signature storing failed: %d\n", ret); + return; + } + + if (instance->modem_type->boot_rom_patch) { + val = cpu_to_le32(BR_ADDR); + ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, BR_STACK_ADDR, (u8 *) &val, 4); + } + else { + ret = cxacru_fw(usb_dev, FW_GOTO_MEM, 0x0, 0x0, FW_ADDR, NULL, 0); + } + if (ret) { + dev_err(dev, "Passing control to firmware failed: %d\n", ret); + return; + } + + /* Delay to allow firmware to start up. */ + msleep_interruptible(1000); + + usb_clear_halt(usb_dev, usb_sndbulkpipe(usb_dev, CXACRU_EP_CMD)); + usb_clear_halt(usb_dev, usb_rcvbulkpipe(usb_dev, CXACRU_EP_CMD)); + usb_clear_halt(usb_dev, usb_sndbulkpipe(usb_dev, CXACRU_EP_DATA)); + usb_clear_halt(usb_dev, usb_rcvbulkpipe(usb_dev, CXACRU_EP_DATA)); + + ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_STATUS, NULL, 0, NULL, 0); + if (ret < 0) { + dev_err(dev, "modem failed to initialize: %d\n", ret); + return; + } + + /* Load config data (le32), doing one packet at a time */ + if (cf) + for (off = 0; off < cf->size / 4; ) { + u32 buf[CMD_PACKET_SIZE / 4 - 1]; + int i, len = min_t(int, cf->size / 4 - off, CMD_PACKET_SIZE / 4 / 2 - 1); + buf[0] = cpu_to_le32(len); + for (i = 0; i < len; i++, off++) { + buf[i * 2 + 1] = cpu_to_le32(off); + memcpy(buf + i * 2 + 2, cf->data + off * 4, 4); + } + ret = cxacru_cm(instance, CM_REQUEST_CARD_DATA_SET, + (u8 *) buf, len, NULL, 0); + if (ret < 0) { + dev_err(dev, "load config data failed: %d\n", ret); + return; + } + } + + msleep_interruptible(4000); +} + +static int cxacru_find_firmware(struct cxacru_data *instance, + char* phase, const struct firmware **fw_p) +{ + struct device *dev = &instance->usbatm->usb_intf->dev; + char buf[16]; + + sprintf(buf, "cxacru-%s.bin", phase); + dbg("cxacru_find_firmware: looking for %s", buf); + + if (request_firmware(fw_p, buf, dev)) { + dev_dbg(dev, "no stage %s firmware found\n", phase); + return -ENOENT; + } + + dev_info(dev, "found firmware %s\n", buf); + + return 0; +} + +static int cxacru_heavy_init(struct usbatm_data *usbatm_instance, + struct usb_interface *usb_intf) +{ + struct device *dev = &usbatm_instance->usb_intf->dev; + const struct firmware *fw, *bp, *cf; + struct cxacru_data *instance = usbatm_instance->driver_data; + + int ret = cxacru_find_firmware(instance, "fw", &fw); + if (ret) { + dev_warn(dev, "firmware (cxacru-fw.bin) unavailable (hotplug misconfiguration?)\n"); + return ret; + } + + if (instance->modem_type->boot_rom_patch) { + ret = cxacru_find_firmware(instance, "bp", &bp); + if (ret) { + dev_warn(dev, "boot ROM patch (cxacru-bp.bin) unavailable (hotplug misconfiguration?)\n"); + release_firmware(fw); + return ret; + } + } + + if (cxacru_find_firmware(instance, "cf", &cf)) /* optional */ + cf = NULL; + + cxacru_upload_firmware(instance, fw, bp, cf); + + if (cf) + release_firmware(cf); + if (instance->modem_type->boot_rom_patch) + release_firmware(bp); + release_firmware(fw); + + ret = cxacru_card_status(instance); + if (ret) + dbg("modem initialisation failed"); + else + dbg("done setting up the modem"); + + return ret; +} + +static int cxacru_bind(struct usbatm_data *usbatm_instance, + struct usb_interface *intf, const struct usb_device_id *id, + int *need_heavy_init) +{ + struct cxacru_data *instance; + struct usb_device *usb_dev = interface_to_usbdev(intf); + int ret; + + /* instance init */ + instance = kmalloc(sizeof(*instance), GFP_KERNEL); + if (!instance) { + dbg("cxacru_bind: no memory for instance data"); + return -ENOMEM; + } + + memset(instance, 0, sizeof(*instance)); + + instance->usbatm = usbatm_instance; + instance->modem_type = (struct cxacru_modem_type *) id->driver_info; + + instance->rcv_buf = (u8 *) __get_free_page(GFP_KERNEL); + if (!instance->rcv_buf) { + dbg("cxacru_bind: no memory for rcv_buf"); + ret = -ENOMEM; + goto fail; + } + instance->snd_buf = (u8 *) __get_free_page(GFP_KERNEL); + if (!instance->snd_buf) { + dbg("cxacru_bind: no memory for snd_buf"); + ret = -ENOMEM; + goto fail; + } + instance->rcv_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!instance->rcv_urb) { + dbg("cxacru_bind: no memory for rcv_urb"); + ret = -ENOMEM; + goto fail; + } + instance->snd_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!instance->snd_urb) { + dbg("cxacru_bind: no memory for snd_urb"); + ret = -ENOMEM; + goto fail; + } + + usb_fill_int_urb(instance->rcv_urb, + usb_dev, usb_rcvintpipe(usb_dev, CXACRU_EP_CMD), + instance->rcv_buf, PAGE_SIZE, + cxacru_blocking_completion, &instance->rcv_done, 1); + instance->rcv_urb->transfer_flags |= URB_ASYNC_UNLINK; + + usb_fill_int_urb(instance->snd_urb, + usb_dev, usb_sndintpipe(usb_dev, CXACRU_EP_CMD), + instance->snd_buf, PAGE_SIZE, + cxacru_blocking_completion, &instance->snd_done, 4); + instance->snd_urb->transfer_flags |= URB_ASYNC_UNLINK; + + init_MUTEX(&instance->cm_serialize); + + INIT_WORK(&instance->poll_work, (void *)cxacru_poll_status, instance); + + usbatm_instance->driver_data = instance; + + *need_heavy_init = cxacru_card_status(instance); + + return 0; + + fail: + free_page((unsigned long) instance->snd_buf); + free_page((unsigned long) instance->rcv_buf); + usb_free_urb(instance->snd_urb); + usb_free_urb(instance->rcv_urb); + kfree(instance); + + return ret; +} + +static void cxacru_unbind(struct usbatm_data *usbatm_instance, + struct usb_interface *intf) +{ + struct cxacru_data *instance = usbatm_instance->driver_data; + + dbg("cxacru_unbind entered"); + + if (!instance) { + dbg("cxacru_unbind: NULL instance!"); + return; + } + + while (!cancel_delayed_work(&instance->poll_work)) + flush_scheduled_work(); + + usb_kill_urb(instance->snd_urb); + usb_kill_urb(instance->rcv_urb); + usb_free_urb(instance->snd_urb); + usb_free_urb(instance->rcv_urb); + + free_page((unsigned long) instance->snd_buf); + free_page((unsigned long) instance->rcv_buf); + kfree(instance); + + usbatm_instance->driver_data = NULL; +} + +static const struct cxacru_modem_type cxacru_cafe = { + .pll_f_clk = 0x02d874df, + .pll_b_clk = 0x0196a51a, + .boot_rom_patch = 1, +}; + +static const struct cxacru_modem_type cxacru_cb00 = { + .pll_f_clk = 0x5, + .pll_b_clk = 0x3, + .boot_rom_patch = 0, +}; + +static const struct usb_device_id cxacru_usb_ids[] = { + { /* V = Conexant P = ADSL modem (Euphrates project) */ + USB_DEVICE(0x0572, 0xcafe), .driver_info = (unsigned long) &cxacru_cafe + }, + { /* V = Conexant P = ADSL modem (Hasbani project) */ + USB_DEVICE(0x0572, 0xcb00), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Conexant P = ADSL modem */ + USB_DEVICE(0x0572, 0xcb01), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Conexant P = ADSL modem */ + USB_DEVICE(0x0572, 0xcb06), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Olitec P = ADSL modem version 2 */ + USB_DEVICE(0x08e3, 0x0100), .driver_info = (unsigned long) &cxacru_cafe + }, + { /* V = Olitec P = ADSL modem version 3 */ + USB_DEVICE(0x08e3, 0x0102), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Trust/Amigo Technology Co. P = AMX-CA86U */ + USB_DEVICE(0x0eb0, 0x3457), .driver_info = (unsigned long) &cxacru_cafe + }, + { /* V = Zoom P = 5510 */ + USB_DEVICE(0x1803, 0x5510), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Draytek P = Vigor 318 */ + USB_DEVICE(0x0675, 0x0200), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Zyxel P = 630-C1 aka OMNI ADSL USB (Annex A) */ + USB_DEVICE(0x0586, 0x330a), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Zyxel P = 630-C3 aka OMNI ADSL USB (Annex B) */ + USB_DEVICE(0x0586, 0x330b), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Aethra P = Starmodem UM1020 */ + USB_DEVICE(0x0659, 0x0020), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Aztech Systems P = ? AKA Pirelli AUA-010 */ + USB_DEVICE(0x0509, 0x0812), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Netopia P = Cayman 3341(Annex A)/3351(Annex B) */ + USB_DEVICE(0x100d, 0xcb01), .driver_info = (unsigned long) &cxacru_cb00 + }, + { /* V = Netopia P = Cayman 3342(Annex A)/3352(Annex B) */ + USB_DEVICE(0x100d, 0x3342), .driver_info = (unsigned long) &cxacru_cb00 + }, + {} +}; + +MODULE_DEVICE_TABLE(usb, cxacru_usb_ids); + +static struct usbatm_driver cxacru_driver = { + .owner = THIS_MODULE, + .driver_name = cxacru_driver_name, + .bind = cxacru_bind, + .heavy_init = cxacru_heavy_init, + .unbind = cxacru_unbind, + .atm_start = cxacru_atm_start, + .in = CXACRU_EP_DATA, + .out = CXACRU_EP_DATA, + .rx_padding = 3, + .tx_padding = 11, +}; + +static int cxacru_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + return usbatm_usb_probe(intf, id, &cxacru_driver); +} + +static struct usb_driver cxacru_usb_driver = { + .owner = THIS_MODULE, + .name = cxacru_driver_name, + .probe = cxacru_usb_probe, + .disconnect = usbatm_usb_disconnect, + .id_table = cxacru_usb_ids +}; + +static int __init cxacru_init(void) +{ + return usb_register(&cxacru_usb_driver); +} + +static void __exit cxacru_cleanup(void) +{ + usb_deregister(&cxacru_usb_driver); +} + +module_init(cxacru_init); +module_exit(cxacru_cleanup); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRIVER_VERSION); diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c index 2a1697b..6a6eaa2 100644 --- a/drivers/usb/atm/speedtch.c +++ b/drivers/usb/atm/speedtch.c @@ -5,6 +5,8 @@ * Copyright (C) 2003, Duncan Sands * Copyright (C) 2004, David Woodhouse * + * Based on "modem_run.c", copyright (C) 2001, Benoit Papillault + * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) @@ -21,821 +23,798 @@ * ******************************************************************************/ -#include <linux/module.h> -#include <linux/moduleparam.h> +#include <asm/page.h> +#include <linux/device.h> +#include <linux/errno.h> +#include <linux/firmware.h> #include <linux/gfp.h> +#include <linux/init.h> #include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/timer.h> -#include <linux/errno.h> -#include <linux/proc_fs.h> +#include <linux/module.h> +#include <linux/moduleparam.h> #include <linux/slab.h> -#include <linux/wait.h> -#include <linux/list.h> -#include <asm/processor.h> -#include <asm/uaccess.h> -#include <linux/smp_lock.h> -#include <linux/interrupt.h> -#include <linux/atm.h> -#include <linux/atmdev.h> -#include <linux/crc32.h> -#include <linux/init.h> -#include <linux/firmware.h> - -#include "usb_atm.h" +#include <linux/stat.h> +#include <linux/timer.h> +#include <linux/workqueue.h> -#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) -# define USE_FW_LOADER -#endif +#include "usbatm.h" #define DRIVER_AUTHOR "Johan Verrept, Duncan Sands <duncan.sands@free.fr>" -#define DRIVER_VERSION "1.8" +#define DRIVER_VERSION "1.9" #define DRIVER_DESC "Alcatel SpeedTouch USB driver version " DRIVER_VERSION static const char speedtch_driver_name[] = "speedtch"; -#define SPEEDTOUCH_VENDORID 0x06b9 -#define SPEEDTOUCH_PRODUCTID 0x4061 +#define CTRL_TIMEOUT 2000 /* milliseconds */ +#define DATA_TIMEOUT 2000 /* milliseconds */ -/* Timeout in jiffies */ -#define CTRL_TIMEOUT 2000 -#define DATA_TIMEOUT 2000 +#define OFFSET_7 0 /* size 1 */ +#define OFFSET_b 1 /* size 8 */ +#define OFFSET_d 9 /* size 4 */ +#define OFFSET_e 13 /* size 1 */ +#define OFFSET_f 14 /* size 1 */ +#define TOTAL 15 -#define OFFSET_7 0 /* size 1 */ -#define OFFSET_b 1 /* size 8 */ -#define OFFSET_d 9 /* size 4 */ -#define OFFSET_e 13 /* size 1 */ -#define OFFSET_f 14 /* size 1 */ -#define TOTAL 15 +#define SIZE_7 1 +#define SIZE_b 8 +#define SIZE_d 4 +#define SIZE_e 1 +#define SIZE_f 1 -#define SIZE_7 1 -#define SIZE_b 8 -#define SIZE_d 4 -#define SIZE_e 1 -#define SIZE_f 1 +#define MIN_POLL_DELAY 5000 /* milliseconds */ +#define MAX_POLL_DELAY 60000 /* milliseconds */ -static int dl_512_first = 0; -static int sw_buffering = 0; +#define RESUBMIT_DELAY 1000 /* milliseconds */ -module_param(dl_512_first, bool, 0444); -MODULE_PARM_DESC(dl_512_first, "Read 512 bytes before sending firmware"); +#define DEFAULT_ALTSETTING 1 +#define DEFAULT_DL_512_FIRST 0 +#define DEFAULT_SW_BUFFERING 0 -module_param(sw_buffering, uint, 0444); -MODULE_PARM_DESC(sw_buffering, "Enable software buffering"); +static int altsetting = DEFAULT_ALTSETTING; +static int dl_512_first = DEFAULT_DL_512_FIRST; +static int sw_buffering = DEFAULT_SW_BUFFERING; -#define UDSL_IOCTL_LINE_UP 1 -#define UDSL_IOCTL_LINE_DOWN 2 +module_param(altsetting, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(altsetting, + "Alternative setting for data interface (default: " + __MODULE_STRING(DEFAULT_ALTSETTING) ")"); -#define SPEEDTCH_ENDPOINT_INT 0x81 -#define SPEEDTCH_ENDPOINT_DATA 0x07 -#define SPEEDTCH_ENDPOINT_FIRMWARE 0x05 +module_param(dl_512_first, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(dl_512_first, + "Read 512 bytes before sending firmware (default: " + __MODULE_STRING(DEFAULT_DL_512_FIRST) ")"); -#define hex2int(c) ( (c >= '0') && (c <= '9') ? (c - '0') : ((c & 0xf) + 9) ) +module_param(sw_buffering, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(sw_buffering, + "Enable software buffering (default: " + __MODULE_STRING(DEFAULT_SW_BUFFERING) ")"); -static struct usb_device_id speedtch_usb_ids[] = { - {USB_DEVICE(SPEEDTOUCH_VENDORID, SPEEDTOUCH_PRODUCTID)}, - {} -}; +#define ENDPOINT_INT 0x81 +#define ENDPOINT_DATA 0x07 +#define ENDPOINT_FIRMWARE 0x05 -MODULE_DEVICE_TABLE(usb, speedtch_usb_ids); +#define hex2int(c) ( (c >= '0') && (c <= '9') ? (c - '0') : ((c & 0xf) + 9) ) struct speedtch_instance_data { - struct udsl_instance_data u; + struct usbatm_data *usbatm; + + struct work_struct status_checker; - /* Status */ + int poll_delay; /* milliseconds */ + + struct timer_list resubmit_timer; struct urb *int_urb; unsigned char int_data[16]; - struct work_struct poll_work; - struct timer_list poll_timer; -}; -/* USB */ - -static int speedtch_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id); -static void speedtch_usb_disconnect(struct usb_interface *intf); -static int speedtch_usb_ioctl(struct usb_interface *intf, unsigned int code, - void *user_data); -static void speedtch_handle_int(struct urb *urb, struct pt_regs *regs); -static void speedtch_poll_status(struct speedtch_instance_data *instance); -static struct usb_driver speedtch_usb_driver = { - .owner = THIS_MODULE, - .name = speedtch_driver_name, - .probe = speedtch_usb_probe, - .disconnect = speedtch_usb_disconnect, - .ioctl = speedtch_usb_ioctl, - .id_table = speedtch_usb_ids, + unsigned char scratch_buffer[TOTAL]; }; /*************** ** firmware ** ***************/ -static void speedtch_got_firmware(struct speedtch_instance_data *instance, - int got_it) +static void speedtch_set_swbuff(struct speedtch_instance_data *instance, int state) { - int err; - struct usb_interface *intf; - - down(&instance->u.serialize); /* vs self, speedtch_firmware_start */ - if (instance->u.status == UDSL_LOADED_FIRMWARE) - goto out; - if (!got_it) { - instance->u.status = UDSL_NO_FIRMWARE; - goto out; - } - if ((err = usb_set_interface(instance->u.usb_dev, 1, 1)) < 0) { - dbg("speedtch_got_firmware: usb_set_interface returned %d!", err); - instance->u.status = UDSL_NO_FIRMWARE; - goto out; - } - - /* Set up interrupt endpoint */ - intf = usb_ifnum_to_if(instance->u.usb_dev, 0); - if (intf && !usb_driver_claim_interface(&speedtch_usb_driver, intf, NULL)) { - - instance->int_urb = usb_alloc_urb(0, GFP_KERNEL); - if (instance->int_urb) { - - usb_fill_int_urb(instance->int_urb, instance->u.usb_dev, - usb_rcvintpipe(instance->u.usb_dev, SPEEDTCH_ENDPOINT_INT), - instance->int_data, - sizeof(instance->int_data), - speedtch_handle_int, instance, 50); - err = usb_submit_urb(instance->int_urb, GFP_KERNEL); - if (err) { - /* Doesn't matter; we'll poll anyway */ - dbg("speedtch_got_firmware: Submission of interrupt URB failed %d", err); - usb_free_urb(instance->int_urb); - instance->int_urb = NULL; - usb_driver_release_interface(&speedtch_usb_driver, intf); - } - } - } - /* Start status polling */ - mod_timer(&instance->poll_timer, jiffies + (1 * HZ)); - - instance->u.status = UDSL_LOADED_FIRMWARE; - tasklet_schedule(&instance->u.receive_tasklet); - out: - up(&instance->u.serialize); - wake_up_interruptible(&instance->u.firmware_waiters); -} - -static int speedtch_set_swbuff(struct speedtch_instance_data *instance, - int state) -{ - struct usb_device *dev = instance->u.usb_dev; + struct usbatm_data *usbatm = instance->usbatm; + struct usb_device *usb_dev = usbatm->usb_dev; int ret; - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0x32, 0x40, state ? 0x01 : 0x00, - 0x00, NULL, 0, 100); - if (ret < 0) { - printk("Warning: %sabling SW buffering: usb_control_msg returned %d\n", - state ? "En" : "Dis", ret); - return ret; - } - - dbg("speedtch_set_swbuff: %sbled SW buffering", state ? "En" : "Dis"); - return 0; + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x32, 0x40, state ? 0x01 : 0x00, 0x00, NULL, 0, CTRL_TIMEOUT); + if (ret < 0) + usb_warn(usbatm, + "%sabling SW buffering: usb_control_msg returned %d\n", + state ? "En" : "Dis", ret); + else + dbg("speedtch_set_swbuff: %sbled SW buffering", state ? "En" : "Dis"); } static void speedtch_test_sequence(struct speedtch_instance_data *instance) { - struct usb_device *dev = instance->u.usb_dev; - unsigned char buf[10]; + struct usbatm_data *usbatm = instance->usbatm; + struct usb_device *usb_dev = usbatm->usb_dev; + unsigned char *buf = instance->scratch_buffer; int ret; /* URB 147 */ buf[0] = 0x1c; buf[1] = 0x50; - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0x01, 0x40, 0x0b, 0x00, buf, 2, 100); + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x0b, 0x00, buf, 2, CTRL_TIMEOUT); if (ret < 0) - printk(KERN_WARNING "%s failed on URB147: %d\n", __func__, ret); + usb_warn(usbatm, "%s failed on URB147: %d\n", __func__, ret); /* URB 148 */ buf[0] = 0x32; buf[1] = 0x00; - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0x01, 0x40, 0x02, 0x00, buf, 2, 100); + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x02, 0x00, buf, 2, CTRL_TIMEOUT); if (ret < 0) - printk(KERN_WARNING "%s failed on URB148: %d\n", __func__, ret); + usb_warn(usbatm, "%s failed on URB148: %d\n", __func__, ret); /* URB 149 */ buf[0] = 0x01; buf[1] = 0x00; buf[2] = 0x01; - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0x01, 0x40, 0x03, 0x00, buf, 3, 100); + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x03, 0x00, buf, 3, CTRL_TIMEOUT); if (ret < 0) - printk(KERN_WARNING "%s failed on URB149: %d\n", __func__, ret); + usb_warn(usbatm, "%s failed on URB149: %d\n", __func__, ret); /* URB 150 */ buf[0] = 0x01; buf[1] = 0x00; buf[2] = 0x01; - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0x01, 0x40, 0x04, 0x00, buf, 3, 100); + ret = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0), + 0x01, 0x40, 0x04, 0x00, buf, 3, CTRL_TIMEOUT); if (ret < 0) - printk(KERN_WARNING "%s failed on URB150: %d\n", __func__, ret); + usb_warn(usbatm, "%s failed on URB150: %d\n", __func__, ret); } -static int speedtch_start_synchro(struct speedtch_instance_data *instance) +static int speedtch_upload_firmware(struct speedtch_instance_data *instance, + const struct firmware *fw1, + const struct firmware *fw2) { - struct usb_device *dev = instance->u.usb_dev; - unsigned char buf[2]; - int ret; + unsigned char *buffer; + struct usbatm_data *usbatm = instance->usbatm; + struct usb_interface *intf; + struct usb_device *usb_dev = usbatm->usb_dev; + int actual_length; + int ret = 0; + int offset; + + usb_dbg(usbatm, "%s entered\n", __func__); + + if (!(buffer = (unsigned char *)__get_free_page(GFP_KERNEL))) { + ret = -ENOMEM; + usb_dbg(usbatm, "%s: no memory for buffer!\n", __func__); + goto out; + } + + if (!(intf = usb_ifnum_to_if(usb_dev, 2))) { + ret = -ENODEV; + usb_dbg(usbatm, "%s: interface not found!\n", __func__); + goto out_free; + } + + /* URB 7 */ + if (dl_512_first) { /* some modems need a read before writing the firmware */ + ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, ENDPOINT_FIRMWARE), + buffer, 0x200, &actual_length, 2000); + + if (ret < 0 && ret != -ETIMEDOUT) + usb_dbg(usbatm, "%s: read BLOCK0 from modem failed (%d)!\n", __func__, ret); + else + usb_dbg(usbatm, "%s: BLOCK0 downloaded (%d bytes)\n", __func__, ret); + } + + /* URB 8 : both leds are static green */ + for (offset = 0; offset < fw1->size; offset += PAGE_SIZE) { + int thislen = min_t(int, PAGE_SIZE, fw1->size - offset); + memcpy(buffer, fw1->data + offset, thislen); + + ret = usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, ENDPOINT_FIRMWARE), + buffer, thislen, &actual_length, DATA_TIMEOUT); + + if (ret < 0) { + usb_dbg(usbatm, "%s: write BLOCK1 to modem failed (%d)!\n", __func__, ret); + goto out_free; + } + usb_dbg(usbatm, "%s: BLOCK1 uploaded (%zu bytes)\n", __func__, fw1->size); + } + + /* USB led blinking green, ADSL led off */ + + /* URB 11 */ + ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, ENDPOINT_FIRMWARE), + buffer, 0x200, &actual_length, DATA_TIMEOUT); - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), - 0x12, 0xc0, 0x04, 0x00, - buf, sizeof(buf), CTRL_TIMEOUT); if (ret < 0) { - printk(KERN_WARNING "SpeedTouch: Failed to start ADSL synchronisation: %d\n", ret); - return ret; + usb_dbg(usbatm, "%s: read BLOCK2 from modem failed (%d)!\n", __func__, ret); + goto out_free; } + usb_dbg(usbatm, "%s: BLOCK2 downloaded (%d bytes)\n", __func__, actual_length); - dbg("speedtch_start_synchro: modem prodded. %d Bytes returned: %02x %02x", ret, buf[0], buf[1]); - return 0; + /* URBs 12 to 139 - USB led blinking green, ADSL led off */ + for (offset = 0; offset < fw2->size; offset += PAGE_SIZE) { + int thislen = min_t(int, PAGE_SIZE, fw2->size - offset); + memcpy(buffer, fw2->data + offset, thislen); + + ret = usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, ENDPOINT_FIRMWARE), + buffer, thislen, &actual_length, DATA_TIMEOUT); + + if (ret < 0) { + usb_dbg(usbatm, "%s: write BLOCK3 to modem failed (%d)!\n", __func__, ret); + goto out_free; + } + } + usb_dbg(usbatm, "%s: BLOCK3 uploaded (%zu bytes)\n", __func__, fw2->size); + + /* USB led static green, ADSL led static red */ + + /* URB 142 */ + ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, ENDPOINT_FIRMWARE), + buffer, 0x200, &actual_length, DATA_TIMEOUT); + + if (ret < 0) { + usb_dbg(usbatm, "%s: read BLOCK4 from modem failed (%d)!\n", __func__, ret); + goto out_free; + } + + /* success */ + usb_dbg(usbatm, "%s: BLOCK4 downloaded (%d bytes)\n", __func__, actual_length); + + /* Delay to allow firmware to start up. We can do this here + because we're in our own kernel thread anyway. */ + msleep_interruptible(1000); + + /* Enable software buffering, if requested */ + if (sw_buffering) + speedtch_set_swbuff(instance, 1); + + /* Magic spell; don't ask us what this does */ + speedtch_test_sequence(instance); + + ret = 0; + +out_free: + free_page((unsigned long)buffer); +out: + return ret; } -static void speedtch_handle_int(struct urb *urb, struct pt_regs *regs) +static int speedtch_find_firmware(struct usb_interface *intf, int phase, + const struct firmware **fw_p) { - struct speedtch_instance_data *instance = urb->context; - unsigned int count = urb->actual_length; - int ret; + struct device *dev = &intf->dev; + const u16 bcdDevice = le16_to_cpu(interface_to_usbdev(intf)->descriptor.bcdDevice); + const u8 major_revision = bcdDevice >> 8; + const u8 minor_revision = bcdDevice & 0xff; + char buf[24]; - /* The magic interrupt for "up state" */ - const static unsigned char up_int[6] = { 0xa1, 0x00, 0x01, 0x00, 0x00, 0x00 }; - /* The magic interrupt for "down state" */ - const static unsigned char down_int[6] = { 0xa1, 0x00, 0x00, 0x00, 0x00, 0x00 }; + sprintf(buf, "speedtch-%d.bin.%x.%02x", phase, major_revision, minor_revision); + dev_dbg(dev, "%s: looking for %s\n", __func__, buf); - switch (urb->status) { - case 0: - /* success */ - break; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* this urb is terminated; clean up */ - dbg("%s - urb shutting down with status: %d", __func__, urb->status); - return; - default: - dbg("%s - nonzero urb status received: %d", __func__, urb->status); - goto exit; - } + if (request_firmware(fw_p, buf, dev)) { + sprintf(buf, "speedtch-%d.bin.%x", phase, major_revision); + dev_dbg(dev, "%s: looking for %s\n", __func__, buf); - if (count < 6) { - dbg("%s - int packet too short", __func__); - goto exit; + if (request_firmware(fw_p, buf, dev)) { + sprintf(buf, "speedtch-%d.bin", phase); + dev_dbg(dev, "%s: looking for %s\n", __func__, buf); + + if (request_firmware(fw_p, buf, dev)) { + dev_warn(dev, "no stage %d firmware found!\n", phase); + return -ENOENT; + } + } } - if (!memcmp(up_int, instance->int_data, 6)) { - del_timer(&instance->poll_timer); - printk(KERN_NOTICE "DSL line goes up\n"); - } else if (!memcmp(down_int, instance->int_data, 6)) { - printk(KERN_NOTICE "DSL line goes down\n"); - } else { - int i; + dev_info(dev, "found stage %d firmware %s\n", phase, buf); - printk(KERN_DEBUG "Unknown interrupt packet of %d bytes:", count); - for (i = 0; i < count; i++) - printk(" %02x", instance->int_data[i]); - printk("\n"); + return 0; +} + +static int speedtch_heavy_init(struct usbatm_data *usbatm, struct usb_interface *intf) +{ + const struct firmware *fw1, *fw2; + struct speedtch_instance_data *instance = usbatm->driver_data; + int ret; + + if ((ret = speedtch_find_firmware(intf, 1, &fw1)) < 0) + return ret; + + if ((ret = speedtch_find_firmware(intf, 2, &fw2)) < 0) { + release_firmware(fw1); + return ret; } - schedule_work(&instance->poll_work); - exit: - rmb(); - if (!instance->int_urb) - return; + ret = speedtch_upload_firmware(instance, fw1, fw2); + + release_firmware(fw2); + release_firmware(fw1); - ret = usb_submit_urb(urb, GFP_ATOMIC); - if (ret) - err("%s - usb_submit_urb failed with result %d", __func__, ret); + return ret; } -static int speedtch_get_status(struct speedtch_instance_data *instance, - unsigned char *buf) + +/********** +** ATM ** +**********/ + +static int speedtch_read_status(struct speedtch_instance_data *instance) { - struct usb_device *dev = instance->u.usb_dev; + struct usbatm_data *usbatm = instance->usbatm; + struct usb_device *usb_dev = usbatm->usb_dev; + unsigned char *buf = instance->scratch_buffer; int ret; memset(buf, 0, TOTAL); - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x12, 0xc0, 0x07, 0x00, buf + OFFSET_7, SIZE_7, CTRL_TIMEOUT); if (ret < 0) { - dbg("MSG 7 failed"); + atm_dbg(usbatm, "%s: MSG 7 failed\n", __func__); return ret; } - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x12, 0xc0, 0x0b, 0x00, buf + OFFSET_b, SIZE_b, CTRL_TIMEOUT); if (ret < 0) { - dbg("MSG B failed"); + atm_dbg(usbatm, "%s: MSG B failed\n", __func__); return ret; } - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x12, 0xc0, 0x0d, 0x00, buf + OFFSET_d, SIZE_d, CTRL_TIMEOUT); if (ret < 0) { - dbg("MSG D failed"); + atm_dbg(usbatm, "%s: MSG D failed\n", __func__); return ret; } - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x01, 0xc0, 0x0e, 0x00, buf + OFFSET_e, SIZE_e, CTRL_TIMEOUT); if (ret < 0) { - dbg("MSG E failed"); + atm_dbg(usbatm, "%s: MSG E failed\n", __func__); return ret; } - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), 0x01, 0xc0, 0x0f, 0x00, buf + OFFSET_f, SIZE_f, CTRL_TIMEOUT); if (ret < 0) { - dbg("MSG F failed"); + atm_dbg(usbatm, "%s: MSG F failed\n", __func__); return ret; } return 0; } -static void speedtch_poll_status(struct speedtch_instance_data *instance) +static int speedtch_start_synchro(struct speedtch_instance_data *instance) { - unsigned char buf[TOTAL]; + struct usbatm_data *usbatm = instance->usbatm; + struct usb_device *usb_dev = usbatm->usb_dev; + unsigned char *buf = instance->scratch_buffer; int ret; - ret = speedtch_get_status(instance, buf); - if (ret) { - printk(KERN_WARNING - "SpeedTouch: Error %d fetching device status\n", ret); + atm_dbg(usbatm, "%s entered\n", __func__); + + memset(buf, 0, 2); + + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), + 0x12, 0xc0, 0x04, 0x00, + buf, 2, CTRL_TIMEOUT); + + if (ret < 0) + atm_warn(usbatm, "failed to start ADSL synchronisation: %d\n", ret); + else + atm_dbg(usbatm, "%s: modem prodded. %d bytes returned: %02x %02x\n", + __func__, ret, buf[0], buf[1]); + + return ret; +} + +static void speedtch_check_status(struct speedtch_instance_data *instance) +{ + struct usbatm_data *usbatm = instance->usbatm; + struct atm_dev *atm_dev = usbatm->atm_dev; + unsigned char *buf = instance->scratch_buffer; + int ret; + + atm_dbg(usbatm, "%s entered\n", __func__); + + ret = speedtch_read_status(instance); + if (ret < 0) { + atm_warn(usbatm, "error %d fetching device status\n", ret); + if (instance->poll_delay < MAX_POLL_DELAY) + instance->poll_delay *= 2; return; } - dbg("Line state %02x", buf[OFFSET_7]); + if (instance->poll_delay > MIN_POLL_DELAY) + instance->poll_delay /= 2; + + atm_dbg(usbatm, "%s: line state %02x\n", __func__, buf[OFFSET_7]); switch (buf[OFFSET_7]) { case 0: - if (instance->u.atm_dev->signal != ATM_PHY_SIG_LOST) { - instance->u.atm_dev->signal = ATM_PHY_SIG_LOST; - printk(KERN_NOTICE "ADSL line is down\n"); + if (atm_dev->signal != ATM_PHY_SIG_LOST) { + atm_dev->signal = ATM_PHY_SIG_LOST; + atm_info(usbatm, "ADSL line is down\n"); /* It'll never resync again unless we ask it to... */ - speedtch_start_synchro(instance); + ret = speedtch_start_synchro(instance); } break; case 0x08: - if (instance->u.atm_dev->signal != ATM_PHY_SIG_UNKNOWN) { - instance->u.atm_dev->signal = ATM_PHY_SIG_UNKNOWN; - printk(KERN_NOTICE "ADSL line is blocked?\n"); + if (atm_dev->signal != ATM_PHY_SIG_UNKNOWN) { + atm_dev->signal = ATM_PHY_SIG_UNKNOWN; + atm_info(usbatm, "ADSL line is blocked?\n"); } break; case 0x10: - if (instance->u.atm_dev->signal != ATM_PHY_SIG_LOST) { - instance->u.atm_dev->signal = ATM_PHY_SIG_LOST; - printk(KERN_NOTICE "ADSL line is synchronising\n"); + if (atm_dev->signal != ATM_PHY_SIG_LOST) { + atm_dev->signal = ATM_PHY_SIG_LOST; + atm_info(usbatm, "ADSL line is synchronising\n"); } break; case 0x20: - if (instance->u.atm_dev->signal != ATM_PHY_SIG_FOUND) { + if (atm_dev->signal != ATM_PHY_SIG_FOUND) { int down_speed = buf[OFFSET_b] | (buf[OFFSET_b + 1] << 8) | (buf[OFFSET_b + 2] << 16) | (buf[OFFSET_b + 3] << 24); int up_speed = buf[OFFSET_b + 4] | (buf[OFFSET_b + 5] << 8) | (buf[OFFSET_b + 6] << 16) | (buf[OFFSET_b + 7] << 24); - if (!(down_speed & 0x0000ffff) && - !(up_speed & 0x0000ffff)) { + if (!(down_speed & 0x0000ffff) && !(up_speed & 0x0000ffff)) { down_speed >>= 16; up_speed >>= 16; } - instance->u.atm_dev->link_rate = down_speed * 1000 / 424; - instance->u.atm_dev->signal = ATM_PHY_SIG_FOUND; - printk(KERN_NOTICE - "ADSL line is up (%d Kib/s down | %d Kib/s up)\n", - down_speed, up_speed); + atm_dev->link_rate = down_speed * 1000 / 424; + atm_dev->signal = ATM_PHY_SIG_FOUND; + + atm_info(usbatm, + "ADSL line is up (%d Kib/s down | %d Kib/s up)\n", + down_speed, up_speed); } break; default: - if (instance->u.atm_dev->signal != ATM_PHY_SIG_UNKNOWN) { - instance->u.atm_dev->signal = ATM_PHY_SIG_UNKNOWN; - printk(KERN_NOTICE "Unknown line state %02x\n", buf[OFFSET_7]); + if (atm_dev->signal != ATM_PHY_SIG_UNKNOWN) { + atm_dev->signal = ATM_PHY_SIG_UNKNOWN; + atm_info(usbatm, "Unknown line state %02x\n", buf[OFFSET_7]); } break; } } -static void speedtch_timer_poll(unsigned long data) +static void speedtch_status_poll(unsigned long data) { struct speedtch_instance_data *instance = (void *)data; - schedule_work(&instance->poll_work); - mod_timer(&instance->poll_timer, jiffies + (5 * HZ)); + schedule_work(&instance->status_checker); + + /* The following check is racy, but the race is harmless */ + if (instance->poll_delay < MAX_POLL_DELAY) + mod_timer(&instance->status_checker.timer, jiffies + msecs_to_jiffies(instance->poll_delay)); + else + atm_warn(instance->usbatm, "Too many failures - disabling line status polling\n"); } -#ifdef USE_FW_LOADER -static void speedtch_upload_firmware(struct speedtch_instance_data *instance, - const struct firmware *fw1, - const struct firmware *fw2) +static void speedtch_resubmit_int(unsigned long data) { - unsigned char *buffer; - struct usb_device *usb_dev = instance->u.usb_dev; - struct usb_interface *intf; - int actual_length, ret; - int offset; - - dbg("speedtch_upload_firmware"); - - if (!(intf = usb_ifnum_to_if(usb_dev, 2))) { - dbg("speedtch_upload_firmware: interface not found!"); - goto fail; - } - - if (!(buffer = (unsigned char *)__get_free_page(GFP_KERNEL))) { - dbg("speedtch_upload_firmware: no memory for buffer!"); - goto fail; - } - - /* A user-space firmware loader may already have claimed interface #2 */ - if ((ret = - usb_driver_claim_interface(&speedtch_usb_driver, intf, NULL)) < 0) { - dbg("speedtch_upload_firmware: interface in use (%d)!", ret); - goto fail_free; - } - - /* URB 7 */ - if (dl_512_first) { /* some modems need a read before writing the firmware */ - ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, SPEEDTCH_ENDPOINT_FIRMWARE), - buffer, 0x200, &actual_length, 2000); - - if (ret < 0 && ret != -ETIMEDOUT) - dbg("speedtch_upload_firmware: read BLOCK0 from modem failed (%d)!", ret); - else - dbg("speedtch_upload_firmware: BLOCK0 downloaded (%d bytes)", ret); - } - - /* URB 8 : both leds are static green */ - for (offset = 0; offset < fw1->size; offset += PAGE_SIZE) { - int thislen = min_t(int, PAGE_SIZE, fw1->size - offset); - memcpy(buffer, fw1->data + offset, thislen); + struct speedtch_instance_data *instance = (void *)data; + struct urb *int_urb = instance->int_urb; + int ret; - ret = usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, SPEEDTCH_ENDPOINT_FIRMWARE), - buffer, thislen, &actual_length, DATA_TIMEOUT); + atm_dbg(instance->usbatm, "%s entered\n", __func__); - if (ret < 0) { - dbg("speedtch_upload_firmware: write BLOCK1 to modem failed (%d)!", ret); - goto fail_release; + if (int_urb) { + ret = usb_submit_urb(int_urb, GFP_ATOMIC); + if (!ret) + schedule_work(&instance->status_checker); + else { + atm_dbg(instance->usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret); + mod_timer(&instance->resubmit_timer, jiffies + msecs_to_jiffies(RESUBMIT_DELAY)); } - dbg("speedtch_upload_firmware: BLOCK1 uploaded (%zu bytes)", fw1->size); } +} - /* USB led blinking green, ADSL led off */ +static void speedtch_handle_int(struct urb *int_urb, struct pt_regs *regs) +{ + struct speedtch_instance_data *instance = int_urb->context; + struct usbatm_data *usbatm = instance->usbatm; + unsigned int count = int_urb->actual_length; + int ret = int_urb->status; - /* URB 11 */ - ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, SPEEDTCH_ENDPOINT_FIRMWARE), - buffer, 0x200, &actual_length, DATA_TIMEOUT); + /* The magic interrupt for "up state" */ + const static unsigned char up_int[6] = { 0xa1, 0x00, 0x01, 0x00, 0x00, 0x00 }; + /* The magic interrupt for "down state" */ + const static unsigned char down_int[6] = { 0xa1, 0x00, 0x00, 0x00, 0x00, 0x00 }; + + atm_dbg(usbatm, "%s entered\n", __func__); if (ret < 0) { - dbg("speedtch_upload_firmware: read BLOCK2 from modem failed (%d)!", ret); - goto fail_release; + atm_dbg(usbatm, "%s: nonzero urb status %d!\n", __func__, ret); + goto fail; } - dbg("speedtch_upload_firmware: BLOCK2 downloaded (%d bytes)", actual_length); - /* URBs 12 to 139 - USB led blinking green, ADSL led off */ - for (offset = 0; offset < fw2->size; offset += PAGE_SIZE) { - int thislen = min_t(int, PAGE_SIZE, fw2->size - offset); - memcpy(buffer, fw2->data + offset, thislen); + if ((count == 6) && !memcmp(up_int, instance->int_data, 6)) { + del_timer(&instance->status_checker.timer); + atm_info(usbatm, "DSL line goes up\n"); + } else if ((count == 6) && !memcmp(down_int, instance->int_data, 6)) { + atm_info(usbatm, "DSL line goes down\n"); + } else { + int i; - ret = usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, SPEEDTCH_ENDPOINT_FIRMWARE), - buffer, thislen, &actual_length, DATA_TIMEOUT); + atm_dbg(usbatm, "%s: unknown interrupt packet of length %d:", __func__, count); + for (i = 0; i < count; i++) + printk(" %02x", instance->int_data[i]); + printk("\n"); + goto fail; + } + if ((int_urb = instance->int_urb)) { + ret = usb_submit_urb(int_urb, GFP_ATOMIC); + schedule_work(&instance->status_checker); if (ret < 0) { - dbg("speedtch_upload_firmware: write BLOCK3 to modem failed (%d)!", ret); - goto fail_release; + atm_dbg(usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret); + goto fail; } } - dbg("speedtch_upload_firmware: BLOCK3 uploaded (%zu bytes)", fw2->size); - - /* USB led static green, ADSL led static red */ - - /* URB 142 */ - ret = usb_bulk_msg(usb_dev, usb_rcvbulkpipe(usb_dev, SPEEDTCH_ENDPOINT_FIRMWARE), - buffer, 0x200, &actual_length, DATA_TIMEOUT); - - if (ret < 0) { - dbg("speedtch_upload_firmware: read BLOCK4 from modem failed (%d)!", ret); - goto fail_release; - } - - /* success */ - dbg("speedtch_upload_firmware: BLOCK4 downloaded (%d bytes)", actual_length); - - /* Delay to allow firmware to start up. We can do this here - because we're in our own kernel thread anyway. */ - msleep(1000); - - /* Enable software buffering, if requested */ - if (sw_buffering) - speedtch_set_swbuff(instance, 1); - - /* Magic spell; don't ask us what this does */ - speedtch_test_sequence(instance); - - /* Start modem synchronisation */ - if (speedtch_start_synchro(instance)) - dbg("speedtch_start_synchro: failed"); - - speedtch_got_firmware(instance, 1); - free_page((unsigned long)buffer); return; - fail_release: - /* Only release interface #2 if uploading failed; we don't release it - we succeeded. This prevents the userspace tools from trying to load - the firmware themselves */ - usb_driver_release_interface(&speedtch_usb_driver, intf); - fail_free: - free_page((unsigned long)buffer); - fail: - speedtch_got_firmware(instance, 0); +fail: + if ((int_urb = instance->int_urb)) + mod_timer(&instance->resubmit_timer, jiffies + msecs_to_jiffies(RESUBMIT_DELAY)); } -static int speedtch_find_firmware(struct speedtch_instance_data - *instance, int phase, - const struct firmware **fw_p) +static int speedtch_atm_start(struct usbatm_data *usbatm, struct atm_dev *atm_dev) { - char buf[24]; - const u16 bcdDevice = le16_to_cpu(instance->u.usb_dev->descriptor.bcdDevice); - const u8 major_revision = bcdDevice >> 8; - const u8 minor_revision = bcdDevice & 0xff; - - sprintf(buf, "speedtch-%d.bin.%x.%02x", phase, major_revision, minor_revision); - dbg("speedtch_find_firmware: looking for %s", buf); - - if (request_firmware(fw_p, buf, &instance->u.usb_dev->dev)) { - sprintf(buf, "speedtch-%d.bin.%x", phase, major_revision); - dbg("speedtch_find_firmware: looking for %s", buf); + struct usb_device *usb_dev = usbatm->usb_dev; + struct speedtch_instance_data *instance = usbatm->driver_data; + int i, ret; + unsigned char mac_str[13]; - if (request_firmware(fw_p, buf, &instance->u.usb_dev->dev)) { - sprintf(buf, "speedtch-%d.bin", phase); - dbg("speedtch_find_firmware: looking for %s", buf); + atm_dbg(usbatm, "%s entered\n", __func__); - if (request_firmware(fw_p, buf, &instance->u.usb_dev->dev)) { - dev_warn(&instance->u.usb_dev->dev, "no stage %d firmware found!", phase); - return -ENOENT; - } - } + if ((ret = usb_set_interface(usb_dev, 1, altsetting)) < 0) { + atm_dbg(usbatm, "%s: usb_set_interface returned %d!\n", __func__, ret); + return ret; } - dev_info(&instance->u.usb_dev->dev, "found stage %d firmware %s\n", phase, buf); - - return 0; -} - -static int speedtch_load_firmware(void *arg) -{ - const struct firmware *fw1, *fw2; - struct speedtch_instance_data *instance = arg; - - BUG_ON(!instance); + /* Set MAC address, it is stored in the serial number */ + memset(atm_dev->esi, 0, sizeof(atm_dev->esi)); + if (usb_string(usb_dev, usb_dev->descriptor.iSerialNumber, mac_str, sizeof(mac_str)) == 12) { + for (i = 0; i < 6; i++) + atm_dev->esi[i] = (hex2int(mac_str[i * 2]) * 16) + (hex2int(mac_str[i * 2 + 1])); + } - daemonize("firmware/speedtch"); + /* Start modem synchronisation */ + ret = speedtch_start_synchro(instance); - if (!speedtch_find_firmware(instance, 1, &fw1)) { - if (!speedtch_find_firmware(instance, 2, &fw2)) { - speedtch_upload_firmware(instance, fw1, fw2); - release_firmware(fw2); + /* Set up interrupt endpoint */ + if (instance->int_urb) { + ret = usb_submit_urb(instance->int_urb, GFP_KERNEL); + if (ret < 0) { + /* Doesn't matter; we'll poll anyway */ + atm_dbg(usbatm, "%s: submission of interrupt URB failed (%d)!\n", __func__, ret); + usb_free_urb(instance->int_urb); + instance->int_urb = NULL; } - release_firmware(fw1); } - /* In case we failed, set state back to NO_FIRMWARE so that - another later attempt may work. Otherwise, we never actually - manage to recover if, for example, the firmware is on /usr and - we look for it too early. */ - speedtch_got_firmware(instance, 0); + /* Start status polling */ + mod_timer(&instance->status_checker.timer, jiffies + msecs_to_jiffies(1000)); - module_put(THIS_MODULE); - udsl_put_instance(&instance->u); return 0; } -#endif /* USE_FW_LOADER */ -static void speedtch_firmware_start(struct speedtch_instance_data *instance) +static void speedtch_atm_stop(struct usbatm_data *usbatm, struct atm_dev *atm_dev) { -#ifdef USE_FW_LOADER - int ret; -#endif - - dbg("speedtch_firmware_start"); - - down(&instance->u.serialize); /* vs self, speedtch_got_firmware */ - - if (instance->u.status >= UDSL_LOADING_FIRMWARE) { - up(&instance->u.serialize); - return; - } + struct speedtch_instance_data *instance = usbatm->driver_data; + struct urb *int_urb = instance->int_urb; + + atm_dbg(usbatm, "%s entered\n", __func__); + + del_timer_sync(&instance->status_checker.timer); + + /* + * Since resubmit_timer and int_urb can schedule themselves and + * each other, shutting them down correctly takes some care + */ + instance->int_urb = NULL; /* signal shutdown */ + mb(); + usb_kill_urb(int_urb); + del_timer_sync(&instance->resubmit_timer); + /* + * At this point, speedtch_handle_int and speedtch_resubmit_int + * can run or be running, but instance->int_urb == NULL means that + * they will not reschedule + */ + usb_kill_urb(int_urb); + del_timer_sync(&instance->resubmit_timer); + usb_free_urb(int_urb); - instance->u.status = UDSL_LOADING_FIRMWARE; - up(&instance->u.serialize); + flush_scheduled_work(); +} -#ifdef USE_FW_LOADER - udsl_get_instance(&instance->u); - try_module_get(THIS_MODULE); - ret = kernel_thread(speedtch_load_firmware, instance, - CLONE_FS | CLONE_FILES); +/********** +** USB ** +**********/ - if (ret >= 0) - return; /* OK */ +static struct usb_device_id speedtch_usb_ids[] = { + {USB_DEVICE(0x06b9, 0x4061)}, + {} +}; - dbg("speedtch_firmware_start: kernel_thread failed (%d)!", ret); +MODULE_DEVICE_TABLE(usb, speedtch_usb_ids); - module_put(THIS_MODULE); - udsl_put_instance(&instance->u); - /* Just pretend it never happened... hope modem_run happens */ -#endif /* USE_FW_LOADER */ +static int speedtch_usb_probe(struct usb_interface *, const struct usb_device_id *); - speedtch_got_firmware(instance, 0); -} - -static int speedtch_firmware_wait(struct udsl_instance_data *instance) -{ - speedtch_firmware_start((void *)instance); +static struct usb_driver speedtch_usb_driver = { + .owner = THIS_MODULE, + .name = speedtch_driver_name, + .probe = speedtch_usb_probe, + .disconnect = usbatm_usb_disconnect, + .id_table = speedtch_usb_ids +}; - if (wait_event_interruptible(instance->firmware_waiters, instance->status != UDSL_LOADING_FIRMWARE) < 0) - return -ERESTARTSYS; +static void speedtch_release_interfaces(struct usb_device *usb_dev, int num_interfaces) { + struct usb_interface *cur_intf; + int i; - return (instance->status == UDSL_LOADED_FIRMWARE) ? 0 : -EAGAIN; + for(i = 0; i < num_interfaces; i++) + if ((cur_intf = usb_ifnum_to_if(usb_dev, i))) { + usb_set_intfdata(cur_intf, NULL); + usb_driver_release_interface(&speedtch_usb_driver, cur_intf); + } } -/********** -** USB ** -**********/ - -static int speedtch_usb_ioctl(struct usb_interface *intf, unsigned int code, - void *user_data) +static int speedtch_bind(struct usbatm_data *usbatm, + struct usb_interface *intf, + const struct usb_device_id *id, + int *need_heavy_init) { - struct speedtch_instance_data *instance = usb_get_intfdata(intf); + struct usb_device *usb_dev = interface_to_usbdev(intf); + struct usb_interface *cur_intf; + struct speedtch_instance_data *instance; + int ifnum = intf->altsetting->desc.bInterfaceNumber; + int num_interfaces = usb_dev->actconfig->desc.bNumInterfaces; + int i, ret; - dbg("speedtch_usb_ioctl entered"); + usb_dbg(usbatm, "%s entered\n", __func__); - if (!instance) { - dbg("speedtch_usb_ioctl: NULL instance!"); + if (usb_dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC) { + usb_dbg(usbatm, "%s: wrong device class %d\n", __func__, usb_dev->descriptor.bDeviceClass); return -ENODEV; } - switch (code) { - case UDSL_IOCTL_LINE_UP: - instance->u.atm_dev->signal = ATM_PHY_SIG_FOUND; - speedtch_got_firmware(instance, 1); - return (instance->u.status == UDSL_LOADED_FIRMWARE) ? 0 : -EIO; - case UDSL_IOCTL_LINE_DOWN: - instance->u.atm_dev->signal = ATM_PHY_SIG_LOST; - return 0; - default: - return -ENOTTY; - } -} + /* claim all interfaces */ -static int speedtch_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - struct usb_device *dev = interface_to_usbdev(intf); - int ifnum = intf->altsetting->desc.bInterfaceNumber; - struct speedtch_instance_data *instance; - unsigned char mac_str[13]; - int ret, i; - char buf7[SIZE_7]; + for (i=0; i < num_interfaces; i++) { + cur_intf = usb_ifnum_to_if(usb_dev, i); - dbg("speedtch_usb_probe: trying device with vendor=0x%x, product=0x%x, ifnum %d", - le16_to_cpu(dev->descriptor.idVendor), - le16_to_cpu(dev->descriptor.idProduct), ifnum); + if ((i != ifnum) && cur_intf) { + ret = usb_driver_claim_interface(&speedtch_usb_driver, cur_intf, usbatm); - if ((dev->descriptor.bDeviceClass != USB_CLASS_VENDOR_SPEC) || - (ifnum != 1)) - return -ENODEV; - - dbg("speedtch_usb_probe: device accepted"); + if (ret < 0) { + usb_dbg(usbatm, "%s: failed to claim interface %d (%d)\n", __func__, i, ret); + speedtch_release_interfaces(usb_dev, i); + return ret; + } + } + } - /* instance init */ instance = kmalloc(sizeof(*instance), GFP_KERNEL); + if (!instance) { - dbg("speedtch_usb_probe: no memory for instance data!"); - return -ENOMEM; + usb_dbg(usbatm, "%s: no memory for instance data!\n", __func__); + ret = -ENOMEM; + goto fail_release; } memset(instance, 0, sizeof(struct speedtch_instance_data)); - if ((ret = usb_set_interface(dev, 0, 0)) < 0) - goto fail; + instance->usbatm = usbatm; - if ((ret = usb_set_interface(dev, 2, 0)) < 0) - goto fail; + INIT_WORK(&instance->status_checker, (void *)speedtch_check_status, instance); - instance->u.data_endpoint = SPEEDTCH_ENDPOINT_DATA; - instance->u.firmware_wait = speedtch_firmware_wait; - instance->u.driver_name = speedtch_driver_name; + instance->status_checker.timer.function = speedtch_status_poll; + instance->status_checker.timer.data = (unsigned long)instance; + instance->poll_delay = MIN_POLL_DELAY; - ret = udsl_instance_setup(dev, &instance->u); - if (ret) - goto fail; + init_timer(&instance->resubmit_timer); + instance->resubmit_timer.function = speedtch_resubmit_int; + instance->resubmit_timer.data = (unsigned long)instance; - init_timer(&instance->poll_timer); - instance->poll_timer.function = speedtch_timer_poll; - instance->poll_timer.data = (unsigned long)instance; + instance->int_urb = usb_alloc_urb(0, GFP_KERNEL); - INIT_WORK(&instance->poll_work, (void *)speedtch_poll_status, instance); + if (instance->int_urb) + usb_fill_int_urb(instance->int_urb, usb_dev, + usb_rcvintpipe(usb_dev, ENDPOINT_INT), + instance->int_data, sizeof(instance->int_data), + speedtch_handle_int, instance, 50); + else + usb_dbg(usbatm, "%s: no memory for interrupt urb!\n", __func__); - /* set MAC address, it is stored in the serial number */ - memset(instance->u.atm_dev->esi, 0, sizeof(instance->u.atm_dev->esi)); - if (usb_string(dev, dev->descriptor.iSerialNumber, mac_str, sizeof(mac_str)) == 12) { - for (i = 0; i < 6; i++) - instance->u.atm_dev->esi[i] = - (hex2int(mac_str[i * 2]) * 16) + (hex2int(mac_str[i * 2 + 1])); - } + /* check whether the modem already seems to be alive */ + ret = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0), + 0x12, 0xc0, 0x07, 0x00, + instance->scratch_buffer + OFFSET_7, SIZE_7, 500); - /* First check whether the modem already seems to be alive */ - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), - 0x12, 0xc0, 0x07, 0x00, buf7, SIZE_7, 500); + *need_heavy_init = (ret != SIZE_7); - if (ret == SIZE_7) { - dbg("firmware appears to be already loaded"); - speedtch_got_firmware(instance, 1); - speedtch_poll_status(instance); - } else { - speedtch_firmware_start(instance); - } + usb_dbg(usbatm, "%s: firmware %s loaded\n", __func__, need_heavy_init ? "not" : "already"); + + if (*need_heavy_init) + if ((ret = usb_reset_device(usb_dev)) < 0) + goto fail_free; - usb_set_intfdata(intf, instance); + usbatm->driver_data = instance; return 0; - fail: +fail_free: + usb_free_urb(instance->int_urb); kfree(instance); - - return -ENOMEM; +fail_release: + speedtch_release_interfaces(usb_dev, num_interfaces); + return ret; } -static void speedtch_usb_disconnect(struct usb_interface *intf) +static void speedtch_unbind(struct usbatm_data *usbatm, struct usb_interface *intf) { - struct speedtch_instance_data *instance = usb_get_intfdata(intf); - - dbg("speedtch_usb_disconnect entered"); - - if (!instance) { - dbg("speedtch_usb_disconnect: NULL instance!"); - return; - } + struct usb_device *usb_dev = interface_to_usbdev(intf); + struct speedtch_instance_data *instance = usbatm->driver_data; -/*QQ need to handle disconnects on interface #2 while uploading firmware */ -/*QQ and what about interface #1? */ - - if (instance->int_urb) { - struct urb *int_urb = instance->int_urb; - instance->int_urb = NULL; - wmb(); - usb_unlink_urb(int_urb); - usb_free_urb(int_urb); - } + usb_dbg(usbatm, "%s entered\n", __func__); - instance->int_data[0] = 1; - del_timer_sync(&instance->poll_timer); - wmb(); - flush_scheduled_work(); - - udsl_instance_disconnect(&instance->u); - - /* clean up */ - usb_set_intfdata(intf, NULL); - udsl_put_instance(&instance->u); + speedtch_release_interfaces(usb_dev, usb_dev->actconfig->desc.bNumInterfaces); + usb_free_urb(instance->int_urb); + kfree(instance); } + /*********** ** init ** ***********/ +static struct usbatm_driver speedtch_usbatm_driver = { + .owner = THIS_MODULE, + .driver_name = speedtch_driver_name, + .bind = speedtch_bind, + .heavy_init = speedtch_heavy_init, + .unbind = speedtch_unbind, + .atm_start = speedtch_atm_start, + .atm_stop = speedtch_atm_stop, + .in = ENDPOINT_DATA, + .out = ENDPOINT_DATA +}; + +static int speedtch_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + return usbatm_usb_probe(intf, id, &speedtch_usbatm_driver); +} + static int __init speedtch_usb_init(void) { - dbg("speedtch_usb_init: driver version " DRIVER_VERSION); + dbg("%s: driver version %s", __func__, DRIVER_VERSION); return usb_register(&speedtch_usb_driver); } static void __exit speedtch_usb_cleanup(void) { - dbg("speedtch_usb_cleanup entered"); + dbg("%s", __func__); usb_deregister(&speedtch_usb_driver); } diff --git a/drivers/usb/atm/usb_atm.c b/drivers/usb/atm/usb_atm.c deleted file mode 100644 index a4cd447..0000000 --- a/drivers/usb/atm/usb_atm.c +++ /dev/null @@ -1,1188 +0,0 @@ -/****************************************************************************** - * usb_atm.c - Generic USB xDSL driver core - * - * Copyright (C) 2001, Alcatel - * Copyright (C) 2003, Duncan Sands, SolNegro, Josep Comas - * Copyright (C) 2004, David Woodhouse - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - ******************************************************************************/ - -/* - * Written by Johan Verrept, maintained by Duncan Sands (duncan.sands@free.fr) - * - * 1.7+: - See the check-in logs - * - * 1.6: - No longer opens a connection if the firmware is not loaded - * - Added support for the speedtouch 330 - * - Removed the limit on the number of devices - * - Module now autoloads on device plugin - * - Merged relevant parts of sarlib - * - Replaced the kernel thread with a tasklet - * - New packet transmission code - * - Changed proc file contents - * - Fixed all known SMP races - * - Many fixes and cleanups - * - Various fixes by Oliver Neukum (oliver@neukum.name) - * - * 1.5A: - Version for inclusion in 2.5 series kernel - * - Modifications by Richard Purdie (rpurdie@rpsys.net) - * - made compatible with kernel 2.5.6 onwards by changing - * udsl_usb_send_data_context->urb to a pointer and adding code - * to alloc and free it - * - remove_wait_queue() added to udsl_atm_processqueue_thread() - * - * 1.5: - fixed memory leak when atmsar_decode_aal5 returned NULL. - * (reported by stephen.robinson@zen.co.uk) - * - * 1.4: - changed the spin_lock() under interrupt to spin_lock_irqsave() - * - unlink all active send urbs of a vcc that is being closed. - * - * 1.3.1: - added the version number - * - * 1.3: - Added multiple send urb support - * - fixed memory leak and vcc->tx_inuse starvation bug - * when not enough memory left in vcc. - * - * 1.2: - Fixed race condition in udsl_usb_send_data() - * 1.1: - Turned off packet debugging - * - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/timer.h> -#include <linux/errno.h> -#include <linux/proc_fs.h> -#include <linux/slab.h> -#include <linux/wait.h> -#include <linux/list.h> -#include <asm/uaccess.h> -#include <linux/smp_lock.h> -#include <linux/interrupt.h> -#include <linux/atm.h> -#include <linux/atmdev.h> -#include <linux/crc32.h> -#include <linux/init.h> -#include <linux/firmware.h> - -#include "usb_atm.h" - -#ifdef VERBOSE_DEBUG -static int udsl_print_packet(const unsigned char *data, int len); -#define PACKETDEBUG(arg...) udsl_print_packet (arg) -#define vdbg(arg...) dbg (arg) -#else -#define PACKETDEBUG(arg...) -#define vdbg(arg...) -#endif - -#define DRIVER_AUTHOR "Johan Verrept, Duncan Sands <duncan.sands@free.fr>" -#define DRIVER_VERSION "1.8" -#define DRIVER_DESC "Generic USB ATM/DSL I/O, version " DRIVER_VERSION - -static unsigned int num_rcv_urbs = UDSL_DEFAULT_RCV_URBS; -static unsigned int num_snd_urbs = UDSL_DEFAULT_SND_URBS; -static unsigned int num_rcv_bufs = UDSL_DEFAULT_RCV_BUFS; -static unsigned int num_snd_bufs = UDSL_DEFAULT_SND_BUFS; -static unsigned int rcv_buf_size = UDSL_DEFAULT_RCV_BUF_SIZE; -static unsigned int snd_buf_size = UDSL_DEFAULT_SND_BUF_SIZE; - -module_param(num_rcv_urbs, uint, 0444); -MODULE_PARM_DESC(num_rcv_urbs, - "Number of urbs used for reception (range: 0-" - __MODULE_STRING(UDSL_MAX_RCV_URBS) ", default: " - __MODULE_STRING(UDSL_DEFAULT_RCV_URBS) ")"); - -module_param(num_snd_urbs, uint, 0444); -MODULE_PARM_DESC(num_snd_urbs, - "Number of urbs used for transmission (range: 0-" - __MODULE_STRING(UDSL_MAX_SND_URBS) ", default: " - __MODULE_STRING(UDSL_DEFAULT_SND_URBS) ")"); - -module_param(num_rcv_bufs, uint, 0444); -MODULE_PARM_DESC(num_rcv_bufs, - "Number of buffers used for reception (range: 0-" - __MODULE_STRING(UDSL_MAX_RCV_BUFS) ", default: " - __MODULE_STRING(UDSL_DEFAULT_RCV_BUFS) ")"); - -module_param(num_snd_bufs, uint, 0444); -MODULE_PARM_DESC(num_snd_bufs, - "Number of buffers used for transmission (range: 0-" - __MODULE_STRING(UDSL_MAX_SND_BUFS) ", default: " - __MODULE_STRING(UDSL_DEFAULT_SND_BUFS) ")"); - -module_param(rcv_buf_size, uint, 0444); -MODULE_PARM_DESC(rcv_buf_size, - "Size of the buffers used for reception (range: 0-" - __MODULE_STRING(UDSL_MAX_RCV_BUF_SIZE) ", default: " - __MODULE_STRING(UDSL_DEFAULT_RCV_BUF_SIZE) ")"); - -module_param(snd_buf_size, uint, 0444); -MODULE_PARM_DESC(snd_buf_size, - "Size of the buffers used for transmission (range: 0-" - __MODULE_STRING(UDSL_MAX_SND_BUF_SIZE) ", default: " - __MODULE_STRING(UDSL_DEFAULT_SND_BUF_SIZE) ")"); - -/* ATM */ - -static void udsl_atm_dev_close(struct atm_dev *dev); -static int udsl_atm_open(struct atm_vcc *vcc); -static void udsl_atm_close(struct atm_vcc *vcc); -static int udsl_atm_ioctl(struct atm_dev *dev, unsigned int cmd, void __user * arg); -static int udsl_atm_send(struct atm_vcc *vcc, struct sk_buff *skb); -static int udsl_atm_proc_read(struct atm_dev *atm_dev, loff_t * pos, char *page); - -static struct atmdev_ops udsl_atm_devops = { - .dev_close = udsl_atm_dev_close, - .open = udsl_atm_open, - .close = udsl_atm_close, - .ioctl = udsl_atm_ioctl, - .send = udsl_atm_send, - .proc_read = udsl_atm_proc_read, - .owner = THIS_MODULE, -}; - -/*********** -** misc ** -***********/ - -static inline void udsl_pop(struct atm_vcc *vcc, struct sk_buff *skb) -{ - if (vcc->pop) - vcc->pop(vcc, skb); - else - dev_kfree_skb(skb); -} - -/************* -** decode ** -*************/ - -static inline struct udsl_vcc_data *udsl_find_vcc(struct udsl_instance_data *instance, - short vpi, int vci) -{ - struct udsl_vcc_data *vcc; - - list_for_each_entry(vcc, &instance->vcc_list, list) - if ((vcc->vci == vci) && (vcc->vpi == vpi)) - return vcc; - return NULL; -} - -static void udsl_extract_cells(struct udsl_instance_data *instance, - unsigned char *source, unsigned int howmany) -{ - struct udsl_vcc_data *cached_vcc = NULL; - struct atm_vcc *vcc; - struct sk_buff *sarb; - struct udsl_vcc_data *vcc_data; - int cached_vci = 0; - unsigned int i; - int pti; - int vci; - short cached_vpi = 0; - short vpi; - - for (i = 0; i < howmany; - i++, source += ATM_CELL_SIZE + instance->rcv_padding) { - vpi = ((source[0] & 0x0f) << 4) | (source[1] >> 4); - vci = ((source[1] & 0x0f) << 12) | (source[2] << 4) | (source[3] >> 4); - pti = (source[3] & 0x2) != 0; - - vdbg("udsl_extract_cells: vpi %hd, vci %d, pti %d", vpi, vci, pti); - - if (cached_vcc && (vci == cached_vci) && (vpi == cached_vpi)) - vcc_data = cached_vcc; - else if ((vcc_data = udsl_find_vcc(instance, vpi, vci))) { - cached_vcc = vcc_data; - cached_vpi = vpi; - cached_vci = vci; - } else { - dbg("udsl_extract_cells: unknown vpi/vci (%hd/%d)!", vpi, vci); - continue; - } - - vcc = vcc_data->vcc; - sarb = vcc_data->sarb; - - if (sarb->tail + ATM_CELL_PAYLOAD > sarb->end) { - dbg("udsl_extract_cells: buffer overrun (sarb->len %u, vcc: 0x%p)!", sarb->len, vcc); - /* discard cells already received */ - skb_trim(sarb, 0); - } - - memcpy(sarb->tail, source + ATM_CELL_HEADER, ATM_CELL_PAYLOAD); - __skb_put(sarb, ATM_CELL_PAYLOAD); - - if (pti) { - struct sk_buff *skb; - unsigned int length; - unsigned int pdu_length; - - length = (source[ATM_CELL_SIZE - 6] << 8) + source[ATM_CELL_SIZE - 5]; - - /* guard against overflow */ - if (length > ATM_MAX_AAL5_PDU) { - dbg("udsl_extract_cells: bogus length %u (vcc: 0x%p)!", length, vcc); - atomic_inc(&vcc->stats->rx_err); - goto out; - } - - pdu_length = UDSL_NUM_CELLS(length) * ATM_CELL_PAYLOAD; - - if (sarb->len < pdu_length) { - dbg("udsl_extract_cells: bogus pdu_length %u (sarb->len: %u, vcc: 0x%p)!", pdu_length, sarb->len, vcc); - atomic_inc(&vcc->stats->rx_err); - goto out; - } - - if (crc32_be(~0, sarb->tail - pdu_length, pdu_length) != 0xc704dd7b) { - dbg("udsl_extract_cells: packet failed crc check (vcc: 0x%p)!", vcc); - atomic_inc(&vcc->stats->rx_err); - goto out; - } - - vdbg("udsl_extract_cells: got packet (length: %u, pdu_length: %u, vcc: 0x%p)", length, pdu_length, vcc); - - if (!(skb = dev_alloc_skb(length))) { - dbg("udsl_extract_cells: no memory for skb (length: %u)!", length); - atomic_inc(&vcc->stats->rx_drop); - goto out; - } - - vdbg("udsl_extract_cells: allocated new sk_buff (skb: 0x%p, skb->truesize: %u)", skb, skb->truesize); - - if (!atm_charge(vcc, skb->truesize)) { - dbg("udsl_extract_cells: failed atm_charge (skb->truesize: %u)!", skb->truesize); - dev_kfree_skb(skb); - goto out; /* atm_charge increments rx_drop */ - } - - memcpy(skb->data, sarb->tail - pdu_length, length); - __skb_put(skb, length); - - vdbg("udsl_extract_cells: sending skb 0x%p, skb->len %u, skb->truesize %u", skb, skb->len, skb->truesize); - - PACKETDEBUG(skb->data, skb->len); - - vcc->push(vcc, skb); - - atomic_inc(&vcc->stats->rx); - out: - skb_trim(sarb, 0); - } - } -} - -/************* -** encode ** -*************/ - -static inline void udsl_fill_cell_header(unsigned char *target, struct atm_vcc *vcc) -{ - target[0] = vcc->vpi >> 4; - target[1] = (vcc->vpi << 4) | (vcc->vci >> 12); - target[2] = vcc->vci >> 4; - target[3] = vcc->vci << 4; - target[4] = 0xec; -} - -static const unsigned char zeros[ATM_CELL_PAYLOAD]; - -static void udsl_groom_skb(struct atm_vcc *vcc, struct sk_buff *skb) -{ - struct udsl_control *ctrl = UDSL_SKB(skb); - unsigned int zero_padding; - u32 crc; - - ctrl->atm_data.vcc = vcc; - - ctrl->num_cells = UDSL_NUM_CELLS(skb->len); - ctrl->num_entire = skb->len / ATM_CELL_PAYLOAD; - - zero_padding = ctrl->num_cells * ATM_CELL_PAYLOAD - skb->len - ATM_AAL5_TRAILER; - - if (ctrl->num_entire + 1 < ctrl->num_cells) - ctrl->pdu_padding = zero_padding - (ATM_CELL_PAYLOAD - ATM_AAL5_TRAILER); - else - ctrl->pdu_padding = zero_padding; - - ctrl->aal5_trailer[0] = 0; /* UU = 0 */ - ctrl->aal5_trailer[1] = 0; /* CPI = 0 */ - ctrl->aal5_trailer[2] = skb->len >> 8; - ctrl->aal5_trailer[3] = skb->len; - - crc = crc32_be(~0, skb->data, skb->len); - crc = crc32_be(crc, zeros, zero_padding); - crc = crc32_be(crc, ctrl->aal5_trailer, 4); - crc = ~crc; - - ctrl->aal5_trailer[4] = crc >> 24; - ctrl->aal5_trailer[5] = crc >> 16; - ctrl->aal5_trailer[6] = crc >> 8; - ctrl->aal5_trailer[7] = crc; -} - -static unsigned int udsl_write_cells(struct udsl_instance_data *instance, - unsigned int howmany, struct sk_buff *skb, - unsigned char **target_p) -{ - struct udsl_control *ctrl = UDSL_SKB(skb); - unsigned char *target = *target_p; - unsigned int nc, ne, i; - - vdbg("udsl_write_cells: howmany=%u, skb->len=%d, num_cells=%u, num_entire=%u, pdu_padding=%u", howmany, skb->len, ctrl->num_cells, ctrl->num_entire, ctrl->pdu_padding); - - nc = ctrl->num_cells; - ne = min(howmany, ctrl->num_entire); - - for (i = 0; i < ne; i++) { - udsl_fill_cell_header(target, ctrl->atm_data.vcc); - target += ATM_CELL_HEADER; - memcpy(target, skb->data, ATM_CELL_PAYLOAD); - target += ATM_CELL_PAYLOAD; - if (instance->snd_padding) { - memset(target, 0, instance->snd_padding); - target += instance->snd_padding; - } - __skb_pull(skb, ATM_CELL_PAYLOAD); - } - - ctrl->num_entire -= ne; - - if (!(ctrl->num_cells -= ne) || !(howmany -= ne)) - goto out; - - udsl_fill_cell_header(target, ctrl->atm_data.vcc); - target += ATM_CELL_HEADER; - memcpy(target, skb->data, skb->len); - target += skb->len; - __skb_pull(skb, skb->len); - memset(target, 0, ctrl->pdu_padding); - target += ctrl->pdu_padding; - - if (--ctrl->num_cells) { - if (!--howmany) { - ctrl->pdu_padding = ATM_CELL_PAYLOAD - ATM_AAL5_TRAILER; - goto out; - } - - if (instance->snd_padding) { - memset(target, 0, instance->snd_padding); - target += instance->snd_padding; - } - udsl_fill_cell_header(target, ctrl->atm_data.vcc); - target += ATM_CELL_HEADER; - memset(target, 0, ATM_CELL_PAYLOAD - ATM_AAL5_TRAILER); - target += ATM_CELL_PAYLOAD - ATM_AAL5_TRAILER; - - --ctrl->num_cells; - UDSL_ASSERT(!ctrl->num_cells); - } - - memcpy(target, ctrl->aal5_trailer, ATM_AAL5_TRAILER); - target += ATM_AAL5_TRAILER; - /* set pti bit in last cell */ - *(target + 3 - ATM_CELL_SIZE) |= 0x2; - if (instance->snd_padding) { - memset(target, 0, instance->snd_padding); - target += instance->snd_padding; - } - out: - *target_p = target; - return nc - ctrl->num_cells; -} - -/************** -** receive ** -**************/ - -static void udsl_complete_receive(struct urb *urb, struct pt_regs *regs) -{ - struct udsl_receive_buffer *buf; - struct udsl_instance_data *instance; - struct udsl_receiver *rcv; - unsigned long flags; - - if (!urb || !(rcv = urb->context)) { - dbg("udsl_complete_receive: bad urb!"); - return; - } - - instance = rcv->instance; - buf = rcv->buffer; - - buf->filled_cells = urb->actual_length / (ATM_CELL_SIZE + instance->rcv_padding); - - vdbg("udsl_complete_receive: urb 0x%p, status %d, actual_length %d, filled_cells %u, rcv 0x%p, buf 0x%p", urb, urb->status, urb->actual_length, buf->filled_cells, rcv, buf); - - UDSL_ASSERT(buf->filled_cells <= rcv_buf_size); - - /* may not be in_interrupt() */ - spin_lock_irqsave(&instance->receive_lock, flags); - list_add(&rcv->list, &instance->spare_receivers); - list_add_tail(&buf->list, &instance->filled_receive_buffers); - if (likely(!urb->status)) - tasklet_schedule(&instance->receive_tasklet); - spin_unlock_irqrestore(&instance->receive_lock, flags); -} - -static void udsl_process_receive(unsigned long data) -{ - struct udsl_receive_buffer *buf; - struct udsl_instance_data *instance = (struct udsl_instance_data *)data; - struct udsl_receiver *rcv; - int err; - - made_progress: - while (!list_empty(&instance->spare_receive_buffers)) { - spin_lock_irq(&instance->receive_lock); - if (list_empty(&instance->spare_receivers)) { - spin_unlock_irq(&instance->receive_lock); - break; - } - rcv = list_entry(instance->spare_receivers.next, - struct udsl_receiver, list); - list_del(&rcv->list); - spin_unlock_irq(&instance->receive_lock); - - buf = list_entry(instance->spare_receive_buffers.next, - struct udsl_receive_buffer, list); - list_del(&buf->list); - - rcv->buffer = buf; - - usb_fill_bulk_urb(rcv->urb, instance->usb_dev, - usb_rcvbulkpipe(instance->usb_dev, instance->data_endpoint), - buf->base, - rcv_buf_size * (ATM_CELL_SIZE + instance->rcv_padding), - udsl_complete_receive, rcv); - - vdbg("udsl_process_receive: sending urb 0x%p, rcv 0x%p, buf 0x%p", - rcv->urb, rcv, buf); - - if ((err = usb_submit_urb(rcv->urb, GFP_ATOMIC)) < 0) { - dbg("udsl_process_receive: urb submission failed (%d)!", err); - list_add(&buf->list, &instance->spare_receive_buffers); - spin_lock_irq(&instance->receive_lock); - list_add(&rcv->list, &instance->spare_receivers); - spin_unlock_irq(&instance->receive_lock); - break; - } - } - - spin_lock_irq(&instance->receive_lock); - if (list_empty(&instance->filled_receive_buffers)) { - spin_unlock_irq(&instance->receive_lock); - return; /* done - no more buffers */ - } - buf = list_entry(instance->filled_receive_buffers.next, - struct udsl_receive_buffer, list); - list_del(&buf->list); - spin_unlock_irq(&instance->receive_lock); - - vdbg("udsl_process_receive: processing buf 0x%p", buf); - udsl_extract_cells(instance, buf->base, buf->filled_cells); - list_add(&buf->list, &instance->spare_receive_buffers); - goto made_progress; -} - -/*********** -** send ** -***********/ - -static void udsl_complete_send(struct urb *urb, struct pt_regs *regs) -{ - struct udsl_instance_data *instance; - struct udsl_sender *snd; - unsigned long flags; - - if (!urb || !(snd = urb->context) || !(instance = snd->instance)) { - dbg("udsl_complete_send: bad urb!"); - return; - } - - vdbg("udsl_complete_send: urb 0x%p, status %d, snd 0x%p, buf 0x%p", urb, - urb->status, snd, snd->buffer); - - /* may not be in_interrupt() */ - spin_lock_irqsave(&instance->send_lock, flags); - list_add(&snd->list, &instance->spare_senders); - list_add(&snd->buffer->list, &instance->spare_send_buffers); - tasklet_schedule(&instance->send_tasklet); - spin_unlock_irqrestore(&instance->send_lock, flags); -} - -static void udsl_process_send(unsigned long data) -{ - struct udsl_send_buffer *buf; - struct udsl_instance_data *instance = (struct udsl_instance_data *)data; - struct sk_buff *skb; - struct udsl_sender *snd; - int err; - unsigned int num_written; - - made_progress: - spin_lock_irq(&instance->send_lock); - while (!list_empty(&instance->spare_senders)) { - if (!list_empty(&instance->filled_send_buffers)) { - buf = list_entry(instance->filled_send_buffers.next, - struct udsl_send_buffer, list); - list_del(&buf->list); - } else if ((buf = instance->current_buffer)) { - instance->current_buffer = NULL; - } else /* all buffers empty */ - break; - - snd = list_entry(instance->spare_senders.next, - struct udsl_sender, list); - list_del(&snd->list); - spin_unlock_irq(&instance->send_lock); - - snd->buffer = buf; - usb_fill_bulk_urb(snd->urb, instance->usb_dev, - usb_sndbulkpipe(instance->usb_dev, instance->data_endpoint), - buf->base, - (snd_buf_size - buf->free_cells) * (ATM_CELL_SIZE + instance->snd_padding), - udsl_complete_send, snd); - - vdbg("udsl_process_send: submitting urb 0x%p (%d cells), snd 0x%p, buf 0x%p", - snd->urb, snd_buf_size - buf->free_cells, snd, buf); - - if ((err = usb_submit_urb(snd->urb, GFP_ATOMIC)) < 0) { - dbg("udsl_process_send: urb submission failed (%d)!", err); - spin_lock_irq(&instance->send_lock); - list_add(&snd->list, &instance->spare_senders); - spin_unlock_irq(&instance->send_lock); - list_add(&buf->list, &instance->filled_send_buffers); - return; /* bail out */ - } - - spin_lock_irq(&instance->send_lock); - } /* while */ - spin_unlock_irq(&instance->send_lock); - - if (!instance->current_skb) - instance->current_skb = skb_dequeue(&instance->sndqueue); - if (!instance->current_skb) - return; /* done - no more skbs */ - - skb = instance->current_skb; - - if (!(buf = instance->current_buffer)) { - spin_lock_irq(&instance->send_lock); - if (list_empty(&instance->spare_send_buffers)) { - instance->current_buffer = NULL; - spin_unlock_irq(&instance->send_lock); - return; /* done - no more buffers */ - } - buf = list_entry(instance->spare_send_buffers.next, - struct udsl_send_buffer, list); - list_del(&buf->list); - spin_unlock_irq(&instance->send_lock); - - buf->free_start = buf->base; - buf->free_cells = snd_buf_size; - - instance->current_buffer = buf; - } - - num_written = udsl_write_cells(instance, buf->free_cells, skb, &buf->free_start); - - vdbg("udsl_process_send: wrote %u cells from skb 0x%p to buffer 0x%p", - num_written, skb, buf); - - if (!(buf->free_cells -= num_written)) { - list_add_tail(&buf->list, &instance->filled_send_buffers); - instance->current_buffer = NULL; - } - - vdbg("udsl_process_send: buffer contains %d cells, %d left", - snd_buf_size - buf->free_cells, buf->free_cells); - - if (!UDSL_SKB(skb)->num_cells) { - struct atm_vcc *vcc = UDSL_SKB(skb)->atm_data.vcc; - - udsl_pop(vcc, skb); - instance->current_skb = NULL; - - atomic_inc(&vcc->stats->tx); - } - - goto made_progress; -} - -static void udsl_cancel_send(struct udsl_instance_data *instance, - struct atm_vcc *vcc) -{ - struct sk_buff *skb, *n; - - dbg("udsl_cancel_send entered"); - spin_lock_irq(&instance->sndqueue.lock); - for (skb = instance->sndqueue.next, n = skb->next; - skb != (struct sk_buff *)&instance->sndqueue; - skb = n, n = skb->next) - if (UDSL_SKB(skb)->atm_data.vcc == vcc) { - dbg("udsl_cancel_send: popping skb 0x%p", skb); - __skb_unlink(skb, &instance->sndqueue); - udsl_pop(vcc, skb); - } - spin_unlock_irq(&instance->sndqueue.lock); - - tasklet_disable(&instance->send_tasklet); - if ((skb = instance->current_skb) && (UDSL_SKB(skb)->atm_data.vcc == vcc)) { - dbg("udsl_cancel_send: popping current skb (0x%p)", skb); - instance->current_skb = NULL; - udsl_pop(vcc, skb); - } - tasklet_enable(&instance->send_tasklet); - dbg("udsl_cancel_send done"); -} - -static int udsl_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) -{ - struct udsl_instance_data *instance = vcc->dev->dev_data; - int err; - - vdbg("udsl_atm_send called (skb 0x%p, len %u)", skb, skb->len); - - if (!instance) { - dbg("udsl_atm_send: NULL data!"); - err = -ENODEV; - goto fail; - } - - if (vcc->qos.aal != ATM_AAL5) { - dbg("udsl_atm_send: unsupported ATM type %d!", vcc->qos.aal); - err = -EINVAL; - goto fail; - } - - if (skb->len > ATM_MAX_AAL5_PDU) { - dbg("udsl_atm_send: packet too long (%d vs %d)!", skb->len, - ATM_MAX_AAL5_PDU); - err = -EINVAL; - goto fail; - } - - PACKETDEBUG(skb->data, skb->len); - - udsl_groom_skb(vcc, skb); - skb_queue_tail(&instance->sndqueue, skb); - tasklet_schedule(&instance->send_tasklet); - - return 0; - - fail: - udsl_pop(vcc, skb); - return err; -} - -/******************** -** bean counting ** -********************/ - -static void udsl_destroy_instance(struct kref *kref) -{ - struct udsl_instance_data *instance = - container_of(kref, struct udsl_instance_data, refcount); - - tasklet_kill(&instance->receive_tasklet); - tasklet_kill(&instance->send_tasklet); - usb_put_dev(instance->usb_dev); - kfree(instance); -} - -void udsl_get_instance(struct udsl_instance_data *instance) -{ - kref_get(&instance->refcount); -} - -void udsl_put_instance(struct udsl_instance_data *instance) -{ - kref_put(&instance->refcount, udsl_destroy_instance); -} - -/********** -** ATM ** -**********/ - -static void udsl_atm_dev_close(struct atm_dev *dev) -{ - struct udsl_instance_data *instance = dev->dev_data; - - dev->dev_data = NULL; - udsl_put_instance(instance); -} - -static int udsl_atm_proc_read(struct atm_dev *atm_dev, loff_t * pos, char *page) -{ - struct udsl_instance_data *instance = atm_dev->dev_data; - int left = *pos; - - if (!instance) { - dbg("udsl_atm_proc_read: NULL instance!"); - return -ENODEV; - } - - if (!left--) - return sprintf(page, "%s\n", instance->description); - - if (!left--) - return sprintf(page, "MAC: %02x:%02x:%02x:%02x:%02x:%02x\n", - atm_dev->esi[0], atm_dev->esi[1], - atm_dev->esi[2], atm_dev->esi[3], - atm_dev->esi[4], atm_dev->esi[5]); - - if (!left--) - return sprintf(page, - "AAL5: tx %d ( %d err ), rx %d ( %d err, %d drop )\n", - atomic_read(&atm_dev->stats.aal5.tx), - atomic_read(&atm_dev->stats.aal5.tx_err), - atomic_read(&atm_dev->stats.aal5.rx), - atomic_read(&atm_dev->stats.aal5.rx_err), - atomic_read(&atm_dev->stats.aal5.rx_drop)); - - if (!left--) { - switch (atm_dev->signal) { - case ATM_PHY_SIG_FOUND: - sprintf(page, "Line up"); - break; - case ATM_PHY_SIG_LOST: - sprintf(page, "Line down"); - break; - default: - sprintf(page, "Line state unknown"); - break; - } - - if (instance->usb_dev->state == USB_STATE_NOTATTACHED) - strcat(page, ", disconnected\n"); - else { - if (instance->status == UDSL_LOADED_FIRMWARE) - strcat(page, ", firmware loaded\n"); - else if (instance->status == UDSL_LOADING_FIRMWARE) - strcat(page, ", firmware loading\n"); - else - strcat(page, ", no firmware\n"); - } - - return strlen(page); - } - - return 0; -} - -static int udsl_atm_open(struct atm_vcc *vcc) -{ - struct udsl_instance_data *instance = vcc->dev->dev_data; - struct udsl_vcc_data *new; - unsigned int max_pdu; - int vci = vcc->vci; - short vpi = vcc->vpi; - int err; - - dbg("udsl_atm_open: vpi %hd, vci %d", vpi, vci); - - if (!instance) { - dbg("udsl_atm_open: NULL data!"); - return -ENODEV; - } - - /* only support AAL5 */ - if ((vcc->qos.aal != ATM_AAL5) || (vcc->qos.rxtp.max_sdu < 0) - || (vcc->qos.rxtp.max_sdu > ATM_MAX_AAL5_PDU)) { - dbg("udsl_atm_open: unsupported ATM type %d!", vcc->qos.aal); - return -EINVAL; - } - - if (instance->firmware_wait && - (err = instance->firmware_wait(instance)) < 0) { - dbg("udsl_atm_open: firmware not loaded (%d)!", err); - return err; - } - - down(&instance->serialize); /* vs self, udsl_atm_close */ - - if (udsl_find_vcc(instance, vpi, vci)) { - dbg("udsl_atm_open: %hd/%d already in use!", vpi, vci); - up(&instance->serialize); - return -EADDRINUSE; - } - - if (!(new = kmalloc(sizeof(struct udsl_vcc_data), GFP_KERNEL))) { - dbg("udsl_atm_open: no memory for vcc_data!"); - up(&instance->serialize); - return -ENOMEM; - } - - memset(new, 0, sizeof(struct udsl_vcc_data)); - new->vcc = vcc; - new->vpi = vpi; - new->vci = vci; - - /* udsl_extract_cells requires at least one cell */ - max_pdu = max(1, UDSL_NUM_CELLS(vcc->qos.rxtp.max_sdu)) * ATM_CELL_PAYLOAD; - if (!(new->sarb = alloc_skb(max_pdu, GFP_KERNEL))) { - dbg("udsl_atm_open: no memory for SAR buffer!"); - kfree(new); - up(&instance->serialize); - return -ENOMEM; - } - - vcc->dev_data = new; - - tasklet_disable(&instance->receive_tasklet); - list_add(&new->list, &instance->vcc_list); - tasklet_enable(&instance->receive_tasklet); - - set_bit(ATM_VF_ADDR, &vcc->flags); - set_bit(ATM_VF_PARTIAL, &vcc->flags); - set_bit(ATM_VF_READY, &vcc->flags); - - up(&instance->serialize); - - tasklet_schedule(&instance->receive_tasklet); - - dbg("udsl_atm_open: allocated vcc data 0x%p (max_pdu: %u)", new, max_pdu); - - return 0; -} - -static void udsl_atm_close(struct atm_vcc *vcc) -{ - struct udsl_instance_data *instance = vcc->dev->dev_data; - struct udsl_vcc_data *vcc_data = vcc->dev_data; - - dbg("udsl_atm_close called"); - - if (!instance || !vcc_data) { - dbg("udsl_atm_close: NULL data!"); - return; - } - - dbg("udsl_atm_close: deallocating vcc 0x%p with vpi %d vci %d", - vcc_data, vcc_data->vpi, vcc_data->vci); - - udsl_cancel_send(instance, vcc); - - down(&instance->serialize); /* vs self, udsl_atm_open */ - - tasklet_disable(&instance->receive_tasklet); - list_del(&vcc_data->list); - tasklet_enable(&instance->receive_tasklet); - - kfree_skb(vcc_data->sarb); - vcc_data->sarb = NULL; - - kfree(vcc_data); - vcc->dev_data = NULL; - - vcc->vpi = ATM_VPI_UNSPEC; - vcc->vci = ATM_VCI_UNSPEC; - clear_bit(ATM_VF_READY, &vcc->flags); - clear_bit(ATM_VF_PARTIAL, &vcc->flags); - clear_bit(ATM_VF_ADDR, &vcc->flags); - - up(&instance->serialize); - - dbg("udsl_atm_close successful"); -} - -static int udsl_atm_ioctl(struct atm_dev *dev, unsigned int cmd, - void __user * arg) -{ - switch (cmd) { - case ATM_QUERYLOOP: - return put_user(ATM_LM_NONE, (int __user *)arg) ? -EFAULT : 0; - default: - return -ENOIOCTLCMD; - } -} - -/********** -** USB ** -**********/ - -int udsl_instance_setup(struct usb_device *dev, - struct udsl_instance_data *instance) -{ - char *buf; - int i, length; - - kref_init(&instance->refcount); /* one for USB */ - udsl_get_instance(instance); /* one for ATM */ - - init_MUTEX(&instance->serialize); - - instance->usb_dev = dev; - - INIT_LIST_HEAD(&instance->vcc_list); - - instance->status = UDSL_NO_FIRMWARE; - init_waitqueue_head(&instance->firmware_waiters); - - spin_lock_init(&instance->receive_lock); - INIT_LIST_HEAD(&instance->spare_receivers); - INIT_LIST_HEAD(&instance->filled_receive_buffers); - - tasklet_init(&instance->receive_tasklet, udsl_process_receive, (unsigned long)instance); - INIT_LIST_HEAD(&instance->spare_receive_buffers); - - skb_queue_head_init(&instance->sndqueue); - - spin_lock_init(&instance->send_lock); - INIT_LIST_HEAD(&instance->spare_senders); - INIT_LIST_HEAD(&instance->spare_send_buffers); - - tasklet_init(&instance->send_tasklet, udsl_process_send, - (unsigned long)instance); - INIT_LIST_HEAD(&instance->filled_send_buffers); - - /* receive init */ - for (i = 0; i < num_rcv_urbs; i++) { - struct udsl_receiver *rcv = &(instance->receivers[i]); - - if (!(rcv->urb = usb_alloc_urb(0, GFP_KERNEL))) { - dbg("udsl_usb_probe: no memory for receive urb %d!", i); - goto fail; - } - - rcv->instance = instance; - - list_add(&rcv->list, &instance->spare_receivers); - } - - for (i = 0; i < num_rcv_bufs; i++) { - struct udsl_receive_buffer *buf = - &(instance->receive_buffers[i]); - - buf->base = kmalloc(rcv_buf_size * (ATM_CELL_SIZE + instance->rcv_padding), - GFP_KERNEL); - if (!buf->base) { - dbg("udsl_usb_probe: no memory for receive buffer %d!", i); - goto fail; - } - - list_add(&buf->list, &instance->spare_receive_buffers); - } - - /* send init */ - for (i = 0; i < num_snd_urbs; i++) { - struct udsl_sender *snd = &(instance->senders[i]); - - if (!(snd->urb = usb_alloc_urb(0, GFP_KERNEL))) { - dbg("udsl_usb_probe: no memory for send urb %d!", i); - goto fail; - } - - snd->instance = instance; - - list_add(&snd->list, &instance->spare_senders); - } - - for (i = 0; i < num_snd_bufs; i++) { - struct udsl_send_buffer *buf = &(instance->send_buffers[i]); - - buf->base = kmalloc(snd_buf_size * (ATM_CELL_SIZE + instance->snd_padding), - GFP_KERNEL); - if (!buf->base) { - dbg("udsl_usb_probe: no memory for send buffer %d!", i); - goto fail; - } - - list_add(&buf->list, &instance->spare_send_buffers); - } - - /* ATM init */ - instance->atm_dev = atm_dev_register(instance->driver_name, - &udsl_atm_devops, -1, NULL); - if (!instance->atm_dev) { - dbg("udsl_usb_probe: failed to register ATM device!"); - goto fail; - } - - instance->atm_dev->ci_range.vpi_bits = ATM_CI_MAX; - instance->atm_dev->ci_range.vci_bits = ATM_CI_MAX; - instance->atm_dev->signal = ATM_PHY_SIG_UNKNOWN; - - /* temp init ATM device, set to 128kbit */ - instance->atm_dev->link_rate = 128 * 1000 / 424; - - /* device description */ - buf = instance->description; - length = sizeof(instance->description); - - if ((i = usb_string(dev, dev->descriptor.iProduct, buf, length)) < 0) - goto finish; - - buf += i; - length -= i; - - i = scnprintf(buf, length, " ("); - buf += i; - length -= i; - - if (length <= 0 || (i = usb_make_path(dev, buf, length)) < 0) - goto finish; - - buf += i; - length -= i; - - snprintf(buf, length, ")"); - - finish: - /* ready for ATM callbacks */ - wmb(); - instance->atm_dev->dev_data = instance; - - usb_get_dev(dev); - - return 0; - - fail: - for (i = 0; i < num_snd_bufs; i++) - kfree(instance->send_buffers[i].base); - - for (i = 0; i < num_snd_urbs; i++) - usb_free_urb(instance->senders[i].urb); - - for (i = 0; i < num_rcv_bufs; i++) - kfree(instance->receive_buffers[i].base); - - for (i = 0; i < num_rcv_urbs; i++) - usb_free_urb(instance->receivers[i].urb); - - return -ENOMEM; -} - -void udsl_instance_disconnect(struct udsl_instance_data *instance) -{ - int i; - - dbg("udsl_instance_disconnect entered"); - - if (!instance) { - dbg("udsl_instance_disconnect: NULL instance!"); - return; - } - - /* receive finalize */ - tasklet_disable(&instance->receive_tasklet); - - for (i = 0; i < num_rcv_urbs; i++) - usb_kill_urb(instance->receivers[i].urb); - - /* no need to take the spinlock */ - INIT_LIST_HEAD(&instance->filled_receive_buffers); - INIT_LIST_HEAD(&instance->spare_receive_buffers); - - tasklet_enable(&instance->receive_tasklet); - - for (i = 0; i < num_rcv_urbs; i++) - usb_free_urb(instance->receivers[i].urb); - - for (i = 0; i < num_rcv_bufs; i++) - kfree(instance->receive_buffers[i].base); - - /* send finalize */ - tasklet_disable(&instance->send_tasklet); - - for (i = 0; i < num_snd_urbs; i++) - usb_kill_urb(instance->senders[i].urb); - - /* no need to take the spinlock */ - INIT_LIST_HEAD(&instance->spare_senders); - INIT_LIST_HEAD(&instance->spare_send_buffers); - instance->current_buffer = NULL; - - tasklet_enable(&instance->send_tasklet); - - for (i = 0; i < num_snd_urbs; i++) - usb_free_urb(instance->senders[i].urb); - - for (i = 0; i < num_snd_bufs; i++) - kfree(instance->send_buffers[i].base); - - /* ATM finalize */ - shutdown_atm_dev(instance->atm_dev); -} - -EXPORT_SYMBOL_GPL(udsl_get_instance); -EXPORT_SYMBOL_GPL(udsl_put_instance); -EXPORT_SYMBOL_GPL(udsl_instance_setup); -EXPORT_SYMBOL_GPL(udsl_instance_disconnect); - -/*********** -** init ** -***********/ - -static int __init udsl_usb_init(void) -{ - dbg("udsl_usb_init: driver version " DRIVER_VERSION); - - if (sizeof(struct udsl_control) > sizeof(((struct sk_buff *) 0)->cb)) { - printk(KERN_ERR __FILE__ ": unusable with this kernel!\n"); - return -EIO; - } - - if ((num_rcv_urbs > UDSL_MAX_RCV_URBS) - || (num_snd_urbs > UDSL_MAX_SND_URBS) - || (num_rcv_bufs > UDSL_MAX_RCV_BUFS) - || (num_snd_bufs > UDSL_MAX_SND_BUFS) - || (rcv_buf_size > UDSL_MAX_RCV_BUF_SIZE) - || (snd_buf_size > UDSL_MAX_SND_BUF_SIZE)) - return -EINVAL; - - return 0; -} - -static void __exit udsl_usb_exit(void) -{ -} - -module_init(udsl_usb_init); -module_exit(udsl_usb_exit); - -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_LICENSE("GPL"); -MODULE_VERSION(DRIVER_VERSION); - -/************ -** debug ** -************/ - -#ifdef VERBOSE_DEBUG -static int udsl_print_packet(const unsigned char *data, int len) -{ - unsigned char buffer[256]; - int i = 0, j = 0; - - for (i = 0; i < len;) { - buffer[0] = '\0'; - sprintf(buffer, "%.3d :", i); - for (j = 0; (j < 16) && (i < len); j++, i++) { - sprintf(buffer, "%s %2.2x", buffer, data[i]); - } - dbg("%s", buffer); - } - return i; -} -#endif diff --git a/drivers/usb/atm/usb_atm.h b/drivers/usb/atm/usb_atm.h deleted file mode 100644 index cf8c532..0000000 --- a/drivers/usb/atm/usb_atm.h +++ /dev/null @@ -1,176 +0,0 @@ -/****************************************************************************** - * usb_atm.h - Generic USB xDSL driver core - * - * Copyright (C) 2001, Alcatel - * Copyright (C) 2003, Duncan Sands, SolNegro, Josep Comas - * Copyright (C) 2004, David Woodhouse - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - ******************************************************************************/ - -#include <linux/config.h> -#include <linux/list.h> -#include <linux/kref.h> -#include <linux/atm.h> -#include <linux/atmdev.h> -#include <asm/semaphore.h> - -/* -#define DEBUG -#define VERBOSE_DEBUG -*/ - -#if !defined (DEBUG) && defined (CONFIG_USB_DEBUG) -# define DEBUG -#endif - -#include <linux/usb.h> - -#ifdef DEBUG -#define UDSL_ASSERT(x) BUG_ON(!(x)) -#else -#define UDSL_ASSERT(x) do { if (!(x)) warn("failed assertion '" #x "' at line %d", __LINE__); } while(0) -#endif - -#define UDSL_MAX_RCV_URBS 4 -#define UDSL_MAX_SND_URBS 4 -#define UDSL_MAX_RCV_BUFS 8 -#define UDSL_MAX_SND_BUFS 8 -#define UDSL_MAX_RCV_BUF_SIZE 1024 /* ATM cells */ -#define UDSL_MAX_SND_BUF_SIZE 1024 /* ATM cells */ -#define UDSL_DEFAULT_RCV_URBS 2 -#define UDSL_DEFAULT_SND_URBS 2 -#define UDSL_DEFAULT_RCV_BUFS 4 -#define UDSL_DEFAULT_SND_BUFS 4 -#define UDSL_DEFAULT_RCV_BUF_SIZE 64 /* ATM cells */ -#define UDSL_DEFAULT_SND_BUF_SIZE 64 /* ATM cells */ - -#define ATM_CELL_HEADER (ATM_CELL_SIZE - ATM_CELL_PAYLOAD) -#define UDSL_NUM_CELLS(x) (((x) + ATM_AAL5_TRAILER + ATM_CELL_PAYLOAD - 1) / ATM_CELL_PAYLOAD) - -/* receive */ - -struct udsl_receive_buffer { - struct list_head list; - unsigned char *base; - unsigned int filled_cells; -}; - -struct udsl_receiver { - struct list_head list; - struct udsl_receive_buffer *buffer; - struct urb *urb; - struct udsl_instance_data *instance; -}; - -struct udsl_vcc_data { - /* vpi/vci lookup */ - struct list_head list; - short vpi; - int vci; - struct atm_vcc *vcc; - - /* raw cell reassembly */ - struct sk_buff *sarb; -}; - -/* send */ - -struct udsl_send_buffer { - struct list_head list; - unsigned char *base; - unsigned char *free_start; - unsigned int free_cells; -}; - -struct udsl_sender { - struct list_head list; - struct udsl_send_buffer *buffer; - struct urb *urb; - struct udsl_instance_data *instance; -}; - -struct udsl_control { - struct atm_skb_data atm_data; - unsigned int num_cells; - unsigned int num_entire; - unsigned int pdu_padding; - unsigned char aal5_trailer[ATM_AAL5_TRAILER]; -}; - -#define UDSL_SKB(x) ((struct udsl_control *)(x)->cb) - -/* main driver data */ - -enum udsl_status { - UDSL_NO_FIRMWARE, - UDSL_LOADING_FIRMWARE, - UDSL_LOADED_FIRMWARE -}; - -struct udsl_instance_data { - struct kref refcount; - struct semaphore serialize; - - /* USB device part */ - struct usb_device *usb_dev; - char description[64]; - int data_endpoint; - int snd_padding; - int rcv_padding; - const char *driver_name; - - /* ATM device part */ - struct atm_dev *atm_dev; - struct list_head vcc_list; - - /* firmware */ - int (*firmware_wait) (struct udsl_instance_data *); - enum udsl_status status; - wait_queue_head_t firmware_waiters; - - /* receive */ - struct udsl_receiver receivers[UDSL_MAX_RCV_URBS]; - struct udsl_receive_buffer receive_buffers[UDSL_MAX_RCV_BUFS]; - - spinlock_t receive_lock; - struct list_head spare_receivers; - struct list_head filled_receive_buffers; - - struct tasklet_struct receive_tasklet; - struct list_head spare_receive_buffers; - - /* send */ - struct udsl_sender senders[UDSL_MAX_SND_URBS]; - struct udsl_send_buffer send_buffers[UDSL_MAX_SND_BUFS]; - - struct sk_buff_head sndqueue; - - spinlock_t send_lock; - struct list_head spare_senders; - struct list_head spare_send_buffers; - - struct tasklet_struct send_tasklet; - struct sk_buff *current_skb; /* being emptied */ - struct udsl_send_buffer *current_buffer; /* being filled */ - struct list_head filled_send_buffers; -}; - -extern int udsl_instance_setup(struct usb_device *dev, - struct udsl_instance_data *instance); -extern void udsl_instance_disconnect(struct udsl_instance_data *instance); -extern void udsl_get_instance(struct udsl_instance_data *instance); -extern void udsl_put_instance(struct udsl_instance_data *instance); diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c new file mode 100644 index 0000000..bb1db19 --- /dev/null +++ b/drivers/usb/atm/usbatm.c @@ -0,0 +1,1230 @@ +/****************************************************************************** + * usbatm.c - Generic USB xDSL driver core + * + * Copyright (C) 2001, Alcatel + * Copyright (C) 2003, Duncan Sands, SolNegro, Josep Comas + * Copyright (C) 2004, David Woodhouse, Roman Kagan + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + ******************************************************************************/ + +/* + * Written by Johan Verrept, Duncan Sands (duncan.sands@free.fr) and David Woodhouse + * + * 1.7+: - See the check-in logs + * + * 1.6: - No longer opens a connection if the firmware is not loaded + * - Added support for the speedtouch 330 + * - Removed the limit on the number of devices + * - Module now autoloads on device plugin + * - Merged relevant parts of sarlib + * - Replaced the kernel thread with a tasklet + * - New packet transmission code + * - Changed proc file contents + * - Fixed all known SMP races + * - Many fixes and cleanups + * - Various fixes by Oliver Neukum (oliver@neukum.name) + * + * 1.5A: - Version for inclusion in 2.5 series kernel + * - Modifications by Richard Purdie (rpurdie@rpsys.net) + * - made compatible with kernel 2.5.6 onwards by changing + * usbatm_usb_send_data_context->urb to a pointer and adding code + * to alloc and free it + * - remove_wait_queue() added to usbatm_atm_processqueue_thread() + * + * 1.5: - fixed memory leak when atmsar_decode_aal5 returned NULL. + * (reported by stephen.robinson@zen.co.uk) + * + * 1.4: - changed the spin_lock() under interrupt to spin_lock_irqsave() + * - unlink all active send urbs of a vcc that is being closed. + * + * 1.3.1: - added the version number + * + * 1.3: - Added multiple send urb support + * - fixed memory leak and vcc->tx_inuse starvation bug + * when not enough memory left in vcc. + * + * 1.2: - Fixed race condition in usbatm_usb_send_data() + * 1.1: - Turned off packet debugging + * + */ + +#include "usbatm.h" + +#include <asm/uaccess.h> +#include <linux/crc32.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/proc_fs.h> +#include <linux/sched.h> +#include <linux/signal.h> +#include <linux/slab.h> +#include <linux/smp_lock.h> +#include <linux/stat.h> +#include <linux/timer.h> +#include <linux/wait.h> + +#ifdef VERBOSE_DEBUG +static int usbatm_print_packet(const unsigned char *data, int len); +#define PACKETDEBUG(arg...) usbatm_print_packet (arg) +#define vdbg(arg...) dbg (arg) +#else +#define PACKETDEBUG(arg...) +#define vdbg(arg...) +#endif + +#define DRIVER_AUTHOR "Johan Verrept, Duncan Sands <duncan.sands@free.fr>" +#define DRIVER_VERSION "1.9" +#define DRIVER_DESC "Generic USB ATM/DSL I/O, version " DRIVER_VERSION + +static const char usbatm_driver_name[] = "usbatm"; + +#define UDSL_MAX_RCV_URBS 16 +#define UDSL_MAX_SND_URBS 16 +#define UDSL_MAX_RCV_BUF_SIZE 1024 /* ATM cells */ +#define UDSL_MAX_SND_BUF_SIZE 1024 /* ATM cells */ +#define UDSL_DEFAULT_RCV_URBS 4 +#define UDSL_DEFAULT_SND_URBS 4 +#define UDSL_DEFAULT_RCV_BUF_SIZE 64 /* ATM cells */ +#define UDSL_DEFAULT_SND_BUF_SIZE 64 /* ATM cells */ + +#define ATM_CELL_HEADER (ATM_CELL_SIZE - ATM_CELL_PAYLOAD) + +#define THROTTLE_MSECS 100 /* delay to recover processing after urb submission fails */ + +static unsigned int num_rcv_urbs = UDSL_DEFAULT_RCV_URBS; +static unsigned int num_snd_urbs = UDSL_DEFAULT_SND_URBS; +static unsigned int rcv_buf_size = UDSL_DEFAULT_RCV_BUF_SIZE; +static unsigned int snd_buf_size = UDSL_DEFAULT_SND_BUF_SIZE; + +module_param(num_rcv_urbs, uint, S_IRUGO); +MODULE_PARM_DESC(num_rcv_urbs, + "Number of urbs used for reception (range: 0-" + __MODULE_STRING(UDSL_MAX_RCV_URBS) ", default: " + __MODULE_STRING(UDSL_DEFAULT_RCV_URBS) ")"); + +module_param(num_snd_urbs, uint, S_IRUGO); +MODULE_PARM_DESC(num_snd_urbs, + "Number of urbs used for transmission (range: 0-" + __MODULE_STRING(UDSL_MAX_SND_URBS) ", default: " + __MODULE_STRING(UDSL_DEFAULT_SND_URBS) ")"); + +module_param(rcv_buf_size, uint, S_IRUGO); +MODULE_PARM_DESC(rcv_buf_size, + "Size of the buffers used for reception in ATM cells (range: 1-" + __MODULE_STRING(UDSL_MAX_RCV_BUF_SIZE) ", default: " + __MODULE_STRING(UDSL_DEFAULT_RCV_BUF_SIZE) ")"); + +module_param(snd_buf_size, uint, S_IRUGO); +MODULE_PARM_DESC(snd_buf_size, + "Size of the buffers used for transmission in ATM cells (range: 1-" + __MODULE_STRING(UDSL_MAX_SND_BUF_SIZE) ", default: " + __MODULE_STRING(UDSL_DEFAULT_SND_BUF_SIZE) ")"); + + +/* receive */ + +struct usbatm_vcc_data { + /* vpi/vci lookup */ + struct list_head list; + short vpi; + int vci; + struct atm_vcc *vcc; + + /* raw cell reassembly */ + struct sk_buff *sarb; +}; + + +/* send */ + +struct usbatm_control { + struct atm_skb_data atm; + u32 len; + u32 crc; +}; + +#define UDSL_SKB(x) ((struct usbatm_control *)(x)->cb) + + +/* ATM */ + +static void usbatm_atm_dev_close(struct atm_dev *dev); +static int usbatm_atm_open(struct atm_vcc *vcc); +static void usbatm_atm_close(struct atm_vcc *vcc); +static int usbatm_atm_ioctl(struct atm_dev *dev, unsigned int cmd, void __user * arg); +static int usbatm_atm_send(struct atm_vcc *vcc, struct sk_buff *skb); +static int usbatm_atm_proc_read(struct atm_dev *atm_dev, loff_t * pos, char *page); + +static struct atmdev_ops usbatm_atm_devops = { + .dev_close = usbatm_atm_dev_close, + .open = usbatm_atm_open, + .close = usbatm_atm_close, + .ioctl = usbatm_atm_ioctl, + .send = usbatm_atm_send, + .proc_read = usbatm_atm_proc_read, + .owner = THIS_MODULE, +}; + + +/*********** +** misc ** +***********/ + +static inline unsigned int usbatm_pdu_length(unsigned int length) +{ + length += ATM_CELL_PAYLOAD - 1 + ATM_AAL5_TRAILER; + return length - length % ATM_CELL_PAYLOAD; +} + +static inline void usbatm_pop(struct atm_vcc *vcc, struct sk_buff *skb) +{ + if (vcc->pop) + vcc->pop(vcc, skb); + else + dev_kfree_skb(skb); +} + + +/*********** +** urbs ** +************/ + +static inline struct urb *usbatm_pop_urb(struct usbatm_channel *channel) +{ + struct urb *urb; + + spin_lock_irq(&channel->lock); + if (list_empty(&channel->list)) { + spin_unlock_irq(&channel->lock); + return NULL; + } + + urb = list_entry(channel->list.next, struct urb, urb_list); + list_del(&urb->urb_list); + spin_unlock_irq(&channel->lock); + + return urb; +} + +static inline int usbatm_submit_urb(struct urb *urb) +{ + struct usbatm_channel *channel = urb->context; + int ret; + + vdbg("%s: submitting urb 0x%p, size %u", + __func__, urb, urb->transfer_buffer_length); + + ret = usb_submit_urb(urb, GFP_ATOMIC); + if (ret) { + atm_dbg(channel->usbatm, "%s: urb 0x%p submission failed (%d)!\n", + __func__, urb, ret); + + /* consider all errors transient and return the buffer back to the queue */ + urb->status = -EAGAIN; + spin_lock_irq(&channel->lock); + + /* must add to the front when sending; doesn't matter when receiving */ + list_add(&urb->urb_list, &channel->list); + + spin_unlock_irq(&channel->lock); + + /* make sure the channel doesn't stall */ + mod_timer(&channel->delay, jiffies + msecs_to_jiffies(THROTTLE_MSECS)); + } + + return ret; +} + +static void usbatm_complete(struct urb *urb, struct pt_regs *regs) +{ + struct usbatm_channel *channel = urb->context; + unsigned long flags; + + vdbg("%s: urb 0x%p, status %d, actual_length %d", + __func__, urb, urb->status, urb->actual_length); + + /* usually in_interrupt(), but not always */ + spin_lock_irqsave(&channel->lock, flags); + + /* must add to the back when receiving; doesn't matter when sending */ + list_add_tail(&urb->urb_list, &channel->list); + + spin_unlock_irqrestore(&channel->lock, flags); + + if (unlikely(urb->status)) + /* throttle processing in case of an error */ + mod_timer(&channel->delay, jiffies + msecs_to_jiffies(THROTTLE_MSECS)); + else + tasklet_schedule(&channel->tasklet); +} + + +/************* +** decode ** +*************/ + +static inline struct usbatm_vcc_data *usbatm_find_vcc(struct usbatm_data *instance, + short vpi, int vci) +{ + struct usbatm_vcc_data *vcc; + + list_for_each_entry(vcc, &instance->vcc_list, list) + if ((vcc->vci == vci) && (vcc->vpi == vpi)) + return vcc; + return NULL; +} + +static void usbatm_extract_cells(struct usbatm_data *instance, + unsigned char *source, unsigned int avail_data) +{ + struct usbatm_vcc_data *cached_vcc = NULL; + struct atm_vcc *vcc; + struct sk_buff *sarb; + unsigned int stride = instance->rx_channel.stride; + int vci, cached_vci = 0; + short vpi, cached_vpi = 0; + u8 pti; + + for (; avail_data >= stride; avail_data -= stride, source += stride) { + vpi = ((source[0] & 0x0f) << 4) | (source[1] >> 4); + vci = ((source[1] & 0x0f) << 12) | (source[2] << 4) | (source[3] >> 4); + pti = ((source[3] & 0xe) >> 1); + + vdbg("%s: vpi %hd, vci %d, pti %d", __func__, vpi, vci, pti); + + if ((vci != cached_vci) || (vpi != cached_vpi)) { + cached_vpi = vpi; + cached_vci = vci; + + cached_vcc = usbatm_find_vcc(instance, vpi, vci); + + if (!cached_vcc) + atm_dbg(instance, "%s: unknown vpi/vci (%hd/%d)!\n", __func__, vpi, vci); + } + + if (!cached_vcc) + continue; + + vcc = cached_vcc->vcc; + + /* OAM F5 end-to-end */ + if (pti == ATM_PTI_E2EF5) { + atm_warn(instance, "%s: OAM not supported (vpi %d, vci %d)!\n", __func__, vpi, vci); + atomic_inc(&vcc->stats->rx_err); + continue; + } + + sarb = cached_vcc->sarb; + + if (sarb->tail + ATM_CELL_PAYLOAD > sarb->end) { + atm_dbg(instance, "%s: buffer overrun (sarb->len %u, vcc: 0x%p)!\n", + __func__, sarb->len, vcc); + /* discard cells already received */ + skb_trim(sarb, 0); + UDSL_ASSERT(sarb->tail + ATM_CELL_PAYLOAD <= sarb->end); + } + + memcpy(sarb->tail, source + ATM_CELL_HEADER, ATM_CELL_PAYLOAD); + __skb_put(sarb, ATM_CELL_PAYLOAD); + + if (pti & 1) { + struct sk_buff *skb; + unsigned int length; + unsigned int pdu_length; + + length = (source[ATM_CELL_SIZE - 6] << 8) + source[ATM_CELL_SIZE - 5]; + + /* guard against overflow */ + if (length > ATM_MAX_AAL5_PDU) { + atm_dbg(instance, "%s: bogus length %u (vcc: 0x%p)!\n", + __func__, length, vcc); + atomic_inc(&vcc->stats->rx_err); + goto out; + } + + pdu_length = usbatm_pdu_length(length); + + if (sarb->len < pdu_length) { + atm_dbg(instance, "%s: bogus pdu_length %u (sarb->len: %u, vcc: 0x%p)!\n", + __func__, pdu_length, sarb->len, vcc); + atomic_inc(&vcc->stats->rx_err); + goto out; + } + + if (crc32_be(~0, sarb->tail - pdu_length, pdu_length) != 0xc704dd7b) { + atm_dbg(instance, "%s: packet failed crc check (vcc: 0x%p)!\n", + __func__, vcc); + atomic_inc(&vcc->stats->rx_err); + goto out; + } + + vdbg("%s: got packet (length: %u, pdu_length: %u, vcc: 0x%p)", __func__, length, pdu_length, vcc); + + if (!(skb = dev_alloc_skb(length))) { + atm_dbg(instance, "%s: no memory for skb (length: %u)!\n", __func__, length); + atomic_inc(&vcc->stats->rx_drop); + goto out; + } + + vdbg("%s: allocated new sk_buff (skb: 0x%p, skb->truesize: %u)", __func__, skb, skb->truesize); + + if (!atm_charge(vcc, skb->truesize)) { + atm_dbg(instance, "%s: failed atm_charge (skb->truesize: %u)!\n", __func__, skb->truesize); + dev_kfree_skb(skb); + goto out; /* atm_charge increments rx_drop */ + } + + memcpy(skb->data, sarb->tail - pdu_length, length); + __skb_put(skb, length); + + vdbg("%s: sending skb 0x%p, skb->len %u, skb->truesize %u", + __func__, skb, skb->len, skb->truesize); + + PACKETDEBUG(skb->data, skb->len); + + vcc->push(vcc, skb); + + atomic_inc(&vcc->stats->rx); + out: + skb_trim(sarb, 0); + } + } +} + + +/************* +** encode ** +*************/ + +static unsigned int usbatm_write_cells(struct usbatm_data *instance, + struct sk_buff *skb, + u8 *target, unsigned int avail_space) +{ + struct usbatm_control *ctrl = UDSL_SKB(skb); + struct atm_vcc *vcc = ctrl->atm.vcc; + unsigned int num_written; + unsigned int stride = instance->tx_channel.stride; + + vdbg("%s: skb->len=%d, avail_space=%u", __func__, skb->len, avail_space); + UDSL_ASSERT(!(avail_space % stride)); + + for (num_written = 0; num_written < avail_space && ctrl->len; + num_written += stride, target += stride) { + unsigned int data_len = min_t(unsigned int, skb->len, ATM_CELL_PAYLOAD); + unsigned int left = ATM_CELL_PAYLOAD - data_len; + u8 *ptr = target; + + ptr[0] = vcc->vpi >> 4; + ptr[1] = (vcc->vpi << 4) | (vcc->vci >> 12); + ptr[2] = vcc->vci >> 4; + ptr[3] = vcc->vci << 4; + ptr[4] = 0xec; + ptr += ATM_CELL_HEADER; + + memcpy(ptr, skb->data, data_len); + ptr += data_len; + __skb_pull(skb, data_len); + + if(!left) + continue; + + memset(ptr, 0, left); + + if (left >= ATM_AAL5_TRAILER) { /* trailer will go in this cell */ + u8 *trailer = target + ATM_CELL_SIZE - ATM_AAL5_TRAILER; + /* trailer[0] = 0; UU = 0 */ + /* trailer[1] = 0; CPI = 0 */ + trailer[2] = ctrl->len >> 8; + trailer[3] = ctrl->len; + + ctrl->crc = ~ crc32_be(ctrl->crc, ptr, left - 4); + + trailer[4] = ctrl->crc >> 24; + trailer[5] = ctrl->crc >> 16; + trailer[6] = ctrl->crc >> 8; + trailer[7] = ctrl->crc; + + target[3] |= 0x2; /* adjust PTI */ + + ctrl->len = 0; /* tag this skb finished */ + } + else + ctrl->crc = crc32_be(ctrl->crc, ptr, left); + } + + return num_written; +} + + +/************** +** receive ** +**************/ + +static void usbatm_rx_process(unsigned long data) +{ + struct usbatm_data *instance = (struct usbatm_data *)data; + struct urb *urb; + + while ((urb = usbatm_pop_urb(&instance->rx_channel))) { + vdbg("%s: processing urb 0x%p", __func__, urb); + + if (usb_pipeisoc(urb->pipe)) { + int i; + for (i = 0; i < urb->number_of_packets; i++) + if (!urb->iso_frame_desc[i].status) + usbatm_extract_cells(instance, + (u8 *)urb->transfer_buffer + urb->iso_frame_desc[i].offset, + urb->iso_frame_desc[i].actual_length); + } + else + if (!urb->status) + usbatm_extract_cells(instance, urb->transfer_buffer, urb->actual_length); + + if (usbatm_submit_urb(urb)) + return; + } +} + + +/*********** +** send ** +***********/ + +static void usbatm_tx_process(unsigned long data) +{ + struct usbatm_data *instance = (struct usbatm_data *)data; + struct sk_buff *skb = instance->current_skb; + struct urb *urb = NULL; + const unsigned int buf_size = instance->tx_channel.buf_size; + unsigned int num_written = 0; + u8 *buffer = NULL; + + if (!skb) + skb = skb_dequeue(&instance->sndqueue); + + while (skb) { + if (!urb) { + urb = usbatm_pop_urb(&instance->tx_channel); + if (!urb) + break; /* no more senders */ + buffer = urb->transfer_buffer; + num_written = (urb->status == -EAGAIN) ? + urb->transfer_buffer_length : 0; + } + + num_written += usbatm_write_cells(instance, skb, + buffer + num_written, + buf_size - num_written); + + vdbg("%s: wrote %u bytes from skb 0x%p to urb 0x%p", + __func__, num_written, skb, urb); + + if (!UDSL_SKB(skb)->len) { + struct atm_vcc *vcc = UDSL_SKB(skb)->atm.vcc; + + usbatm_pop(vcc, skb); + atomic_inc(&vcc->stats->tx); + + skb = skb_dequeue(&instance->sndqueue); + } + + if (num_written == buf_size || (!skb && num_written)) { + urb->transfer_buffer_length = num_written; + + if (usbatm_submit_urb(urb)) + break; + urb = NULL; + } + } + + instance->current_skb = skb; +} + +static void usbatm_cancel_send(struct usbatm_data *instance, + struct atm_vcc *vcc) +{ + struct sk_buff *skb, *n; + + atm_dbg(instance, "%s entered\n", __func__); + spin_lock_irq(&instance->sndqueue.lock); + for (skb = instance->sndqueue.next, n = skb->next; + skb != (struct sk_buff *)&instance->sndqueue; + skb = n, n = skb->next) + if (UDSL_SKB(skb)->atm.vcc == vcc) { + atm_dbg(instance, "%s: popping skb 0x%p\n", __func__, skb); + __skb_unlink(skb, &instance->sndqueue); + usbatm_pop(vcc, skb); + } + spin_unlock_irq(&instance->sndqueue.lock); + + tasklet_disable(&instance->tx_channel.tasklet); + if ((skb = instance->current_skb) && (UDSL_SKB(skb)->atm.vcc == vcc)) { + atm_dbg(instance, "%s: popping current skb (0x%p)\n", __func__, skb); + instance->current_skb = NULL; + usbatm_pop(vcc, skb); + } + tasklet_enable(&instance->tx_channel.tasklet); + atm_dbg(instance, "%s done\n", __func__); +} + +static int usbatm_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) +{ + struct usbatm_data *instance = vcc->dev->dev_data; + struct usbatm_control *ctrl = UDSL_SKB(skb); + int err; + + vdbg("%s called (skb 0x%p, len %u)", __func__, skb, skb->len); + + if (!instance) { + dbg("%s: NULL data!", __func__); + err = -ENODEV; + goto fail; + } + + if (vcc->qos.aal != ATM_AAL5) { + atm_dbg(instance, "%s: unsupported ATM type %d!\n", __func__, vcc->qos.aal); + err = -EINVAL; + goto fail; + } + + if (skb->len > ATM_MAX_AAL5_PDU) { + atm_dbg(instance, "%s: packet too long (%d vs %d)!\n", + __func__, skb->len, ATM_MAX_AAL5_PDU); + err = -EINVAL; + goto fail; + } + + PACKETDEBUG(skb->data, skb->len); + + /* initialize the control block */ + ctrl->atm.vcc = vcc; + ctrl->len = skb->len; + ctrl->crc = crc32_be(~0, skb->data, skb->len); + + skb_queue_tail(&instance->sndqueue, skb); + tasklet_schedule(&instance->tx_channel.tasklet); + + return 0; + + fail: + usbatm_pop(vcc, skb); + return err; +} + + +/******************** +** bean counting ** +********************/ + +static void usbatm_destroy_instance(struct kref *kref) +{ + struct usbatm_data *instance = container_of(kref, struct usbatm_data, refcount); + + dbg("%s", __func__); + + tasklet_kill(&instance->rx_channel.tasklet); + tasklet_kill(&instance->tx_channel.tasklet); + usb_put_dev(instance->usb_dev); + kfree(instance); +} + +void usbatm_get_instance(struct usbatm_data *instance) +{ + dbg("%s", __func__); + + kref_get(&instance->refcount); +} + +void usbatm_put_instance(struct usbatm_data *instance) +{ + dbg("%s", __func__); + + kref_put(&instance->refcount, usbatm_destroy_instance); +} + + +/********** +** ATM ** +**********/ + +static void usbatm_atm_dev_close(struct atm_dev *dev) +{ + struct usbatm_data *instance = dev->dev_data; + + dbg("%s", __func__); + + if (!instance) + return; + + dev->dev_data = NULL; + usbatm_put_instance(instance); /* taken in usbatm_atm_init */ +} + +static int usbatm_atm_proc_read(struct atm_dev *atm_dev, loff_t * pos, char *page) +{ + struct usbatm_data *instance = atm_dev->dev_data; + int left = *pos; + + if (!instance) { + dbg("%s: NULL instance!", __func__); + return -ENODEV; + } + + if (!left--) + return sprintf(page, "%s\n", instance->description); + + if (!left--) + return sprintf(page, "MAC: %02x:%02x:%02x:%02x:%02x:%02x\n", + atm_dev->esi[0], atm_dev->esi[1], + atm_dev->esi[2], atm_dev->esi[3], + atm_dev->esi[4], atm_dev->esi[5]); + + if (!left--) + return sprintf(page, + "AAL5: tx %d ( %d err ), rx %d ( %d err, %d drop )\n", + atomic_read(&atm_dev->stats.aal5.tx), + atomic_read(&atm_dev->stats.aal5.tx_err), + atomic_read(&atm_dev->stats.aal5.rx), + atomic_read(&atm_dev->stats.aal5.rx_err), + atomic_read(&atm_dev->stats.aal5.rx_drop)); + + if (!left--) + switch (atm_dev->signal) { + case ATM_PHY_SIG_FOUND: + return sprintf(page, "Line up\n"); + case ATM_PHY_SIG_LOST: + return sprintf(page, "Line down\n"); + default: + return sprintf(page, "Line state unknown\n"); + } + + return 0; +} + +static int usbatm_atm_open(struct atm_vcc *vcc) +{ + struct usbatm_data *instance = vcc->dev->dev_data; + struct usbatm_vcc_data *new = NULL; + int ret; + int vci = vcc->vci; + short vpi = vcc->vpi; + + if (!instance) { + dbg("%s: NULL data!", __func__); + return -ENODEV; + } + + atm_dbg(instance, "%s: vpi %hd, vci %d\n", __func__, vpi, vci); + + /* only support AAL5 */ + if ((vcc->qos.aal != ATM_AAL5) || (vcc->qos.rxtp.max_sdu < 0) + || (vcc->qos.rxtp.max_sdu > ATM_MAX_AAL5_PDU)) { + atm_dbg(instance, "%s: unsupported ATM type %d!\n", __func__, vcc->qos.aal); + return -EINVAL; + } + + down(&instance->serialize); /* vs self, usbatm_atm_close */ + + if (usbatm_find_vcc(instance, vpi, vci)) { + atm_dbg(instance, "%s: %hd/%d already in use!\n", __func__, vpi, vci); + ret = -EADDRINUSE; + goto fail; + } + + if (!(new = kmalloc(sizeof(struct usbatm_vcc_data), GFP_KERNEL))) { + atm_dbg(instance, "%s: no memory for vcc_data!\n", __func__); + ret = -ENOMEM; + goto fail; + } + + memset(new, 0, sizeof(struct usbatm_vcc_data)); + new->vcc = vcc; + new->vpi = vpi; + new->vci = vci; + + new->sarb = alloc_skb(usbatm_pdu_length(vcc->qos.rxtp.max_sdu), GFP_KERNEL); + if (!new->sarb) { + atm_dbg(instance, "%s: no memory for SAR buffer!\n", __func__); + ret = -ENOMEM; + goto fail; + } + + vcc->dev_data = new; + + tasklet_disable(&instance->rx_channel.tasklet); + list_add(&new->list, &instance->vcc_list); + tasklet_enable(&instance->rx_channel.tasklet); + + set_bit(ATM_VF_ADDR, &vcc->flags); + set_bit(ATM_VF_PARTIAL, &vcc->flags); + set_bit(ATM_VF_READY, &vcc->flags); + + up(&instance->serialize); + + atm_dbg(instance, "%s: allocated vcc data 0x%p\n", __func__, new); + + return 0; + +fail: + kfree(new); + up(&instance->serialize); + return ret; +} + +static void usbatm_atm_close(struct atm_vcc *vcc) +{ + struct usbatm_data *instance = vcc->dev->dev_data; + struct usbatm_vcc_data *vcc_data = vcc->dev_data; + + if (!instance || !vcc_data) { + dbg("%s: NULL data!", __func__); + return; + } + + atm_dbg(instance, "%s entered\n", __func__); + + atm_dbg(instance, "%s: deallocating vcc 0x%p with vpi %d vci %d\n", + __func__, vcc_data, vcc_data->vpi, vcc_data->vci); + + usbatm_cancel_send(instance, vcc); + + down(&instance->serialize); /* vs self, usbatm_atm_open */ + + tasklet_disable(&instance->rx_channel.tasklet); + list_del(&vcc_data->list); + tasklet_enable(&instance->rx_channel.tasklet); + + kfree_skb(vcc_data->sarb); + vcc_data->sarb = NULL; + + kfree(vcc_data); + vcc->dev_data = NULL; + + vcc->vpi = ATM_VPI_UNSPEC; + vcc->vci = ATM_VCI_UNSPEC; + clear_bit(ATM_VF_READY, &vcc->flags); + clear_bit(ATM_VF_PARTIAL, &vcc->flags); + clear_bit(ATM_VF_ADDR, &vcc->flags); + + up(&instance->serialize); + + atm_dbg(instance, "%s successful\n", __func__); +} + +static int usbatm_atm_ioctl(struct atm_dev *dev, unsigned int cmd, + void __user * arg) +{ + switch (cmd) { + case ATM_QUERYLOOP: + return put_user(ATM_LM_NONE, (int __user *)arg) ? -EFAULT : 0; + default: + return -ENOIOCTLCMD; + } +} + +static int usbatm_atm_init(struct usbatm_data *instance) +{ + struct atm_dev *atm_dev; + int ret, i; + + /* ATM init */ + atm_dev = atm_dev_register(instance->driver_name, &usbatm_atm_devops, -1, NULL); + if (!atm_dev) { + usb_dbg(instance, "%s: failed to register ATM device!\n", __func__); + return -1; + } + + instance->atm_dev = atm_dev; + + atm_dev->ci_range.vpi_bits = ATM_CI_MAX; + atm_dev->ci_range.vci_bits = ATM_CI_MAX; + atm_dev->signal = ATM_PHY_SIG_UNKNOWN; + + /* temp init ATM device, set to 128kbit */ + atm_dev->link_rate = 128 * 1000 / 424; + + if (instance->driver->atm_start && ((ret = instance->driver->atm_start(instance, atm_dev)) < 0)) { + atm_dbg(instance, "%s: atm_start failed: %d!\n", __func__, ret); + goto fail; + } + + /* ready for ATM callbacks */ + usbatm_get_instance(instance); /* dropped in usbatm_atm_dev_close */ + mb(); + atm_dev->dev_data = instance; + + /* submit all rx URBs */ + for (i = 0; i < num_rcv_urbs; i++) + usbatm_submit_urb(instance->urbs[i]); + + return 0; + + fail: + instance->atm_dev = NULL; + shutdown_atm_dev(atm_dev); /* usbatm_atm_dev_close will eventually be called */ + return ret; +} + + +/********** +** USB ** +**********/ + +static int usbatm_do_heavy_init(void *arg) +{ + struct usbatm_data *instance = arg; + int ret; + + daemonize(instance->driver->driver_name); + allow_signal(SIGTERM); + + complete(&instance->thread_started); + + ret = instance->driver->heavy_init(instance, instance->usb_intf); + + if (!ret) + ret = usbatm_atm_init(instance); + + down(&instance->serialize); + instance->thread_pid = -1; + up(&instance->serialize); + + complete_and_exit(&instance->thread_exited, ret); +} + +static int usbatm_heavy_init(struct usbatm_data *instance) +{ + int ret = kernel_thread(usbatm_do_heavy_init, instance, CLONE_KERNEL); + + if (ret < 0) { + usb_dbg(instance, "%s: failed to create kernel_thread (%d)!\n", __func__, ret); + return ret; + } + + down(&instance->serialize); + instance->thread_pid = ret; + up(&instance->serialize); + + wait_for_completion(&instance->thread_started); + + return 0; +} + +static void usbatm_tasklet_schedule(unsigned long data) +{ + tasklet_schedule((struct tasklet_struct *) data); +} + +static inline void usbatm_init_channel(struct usbatm_channel *channel) +{ + spin_lock_init(&channel->lock); + INIT_LIST_HEAD(&channel->list); + channel->delay.function = usbatm_tasklet_schedule; + channel->delay.data = (unsigned long) &channel->tasklet; + init_timer(&channel->delay); +} + +int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id, + struct usbatm_driver *driver) +{ + struct device *dev = &intf->dev; + struct usb_device *usb_dev = interface_to_usbdev(intf); + struct usbatm_data *instance; + char *buf; + int error = -ENOMEM; + int i, length; + int need_heavy; + + dev_dbg(dev, "%s: trying driver %s with vendor=0x%x, product=0x%x, ifnum %d\n", + __func__, driver->driver_name, + le16_to_cpu(usb_dev->descriptor.idVendor), + le16_to_cpu(usb_dev->descriptor.idProduct), + intf->altsetting->desc.bInterfaceNumber); + + /* instance init */ + instance = kcalloc(1, sizeof(*instance) + sizeof(struct urb *) * (num_rcv_urbs + num_snd_urbs), GFP_KERNEL); + if (!instance) { + dev_dbg(dev, "%s: no memory for instance data!\n", __func__); + return -ENOMEM; + } + + /* public fields */ + + instance->driver = driver; + snprintf(instance->driver_name, sizeof(instance->driver_name), driver->driver_name); + + instance->usb_dev = usb_dev; + instance->usb_intf = intf; + + buf = instance->description; + length = sizeof(instance->description); + + if ((i = usb_string(usb_dev, usb_dev->descriptor.iProduct, buf, length)) < 0) + goto bind; + + buf += i; + length -= i; + + i = scnprintf(buf, length, " ("); + buf += i; + length -= i; + + if (length <= 0 || (i = usb_make_path(usb_dev, buf, length)) < 0) + goto bind; + + buf += i; + length -= i; + + snprintf(buf, length, ")"); + + bind: + need_heavy = 1; + if (driver->bind && (error = driver->bind(instance, intf, id, &need_heavy)) < 0) { + dev_dbg(dev, "%s: bind failed: %d!\n", __func__, error); + goto fail_free; + } + + /* private fields */ + + kref_init(&instance->refcount); /* dropped in usbatm_usb_disconnect */ + init_MUTEX(&instance->serialize); + + instance->thread_pid = -1; + init_completion(&instance->thread_started); + init_completion(&instance->thread_exited); + + INIT_LIST_HEAD(&instance->vcc_list); + + usbatm_init_channel(&instance->rx_channel); + usbatm_init_channel(&instance->tx_channel); + tasklet_init(&instance->rx_channel.tasklet, usbatm_rx_process, (unsigned long)instance); + tasklet_init(&instance->tx_channel.tasklet, usbatm_tx_process, (unsigned long)instance); + instance->rx_channel.endpoint = usb_rcvbulkpipe(usb_dev, driver->in); + instance->tx_channel.endpoint = usb_sndbulkpipe(usb_dev, driver->out); + instance->rx_channel.stride = ATM_CELL_SIZE + driver->rx_padding; + instance->tx_channel.stride = ATM_CELL_SIZE + driver->tx_padding; + instance->rx_channel.buf_size = rcv_buf_size * instance->rx_channel.stride; + instance->tx_channel.buf_size = snd_buf_size * instance->tx_channel.stride; + instance->rx_channel.usbatm = instance->tx_channel.usbatm = instance; + + skb_queue_head_init(&instance->sndqueue); + + for (i = 0; i < num_rcv_urbs + num_snd_urbs; i++) { + struct urb *urb; + u8 *buffer; + unsigned int iso_packets = 0, iso_size = 0; + struct usbatm_channel *channel = i < num_rcv_urbs ? + &instance->rx_channel : &instance->tx_channel; + + if (usb_pipeisoc(channel->endpoint)) { + /* don't expect iso out endpoints */ + iso_size = usb_maxpacket(instance->usb_dev, channel->endpoint, 0); + iso_size -= iso_size % channel->stride; /* alignment */ + BUG_ON(!iso_size); + iso_packets = (channel->buf_size - 1) / iso_size + 1; + } + + urb = usb_alloc_urb(iso_packets, GFP_KERNEL); + if (!urb) { + dev_dbg(dev, "%s: no memory for urb %d!\n", __func__, i); + goto fail_unbind; + } + + instance->urbs[i] = urb; + + buffer = kmalloc(channel->buf_size, GFP_KERNEL); + if (!buffer) { + dev_dbg(dev, "%s: no memory for buffer %d!\n", __func__, i); + goto fail_unbind; + } + memset(buffer, 0, channel->buf_size); + + usb_fill_bulk_urb(urb, instance->usb_dev, channel->endpoint, + buffer, channel->buf_size, usbatm_complete, channel); + if (iso_packets) { + int j; + urb->interval = 1; + urb->transfer_flags = URB_ISO_ASAP; + urb->number_of_packets = iso_packets; + for (j = 0; j < iso_packets; j++) { + urb->iso_frame_desc[j].offset = iso_size * j; + urb->iso_frame_desc[j].length = min_t(int, iso_size, + channel->buf_size - urb->iso_frame_desc[j].offset); + } + } + + /* put all tx URBs on the list of spares */ + if (i >= num_rcv_urbs) + list_add_tail(&urb->urb_list, &channel->list); + + vdbg("%s: alloced buffer 0x%p buf size %u urb 0x%p", + __func__, urb->transfer_buffer, urb->transfer_buffer_length, urb); + } + + if (need_heavy && driver->heavy_init) { + error = usbatm_heavy_init(instance); + } else { + complete(&instance->thread_exited); /* pretend that heavy_init was run */ + error = usbatm_atm_init(instance); + } + + if (error < 0) + goto fail_unbind; + + usb_get_dev(usb_dev); + usb_set_intfdata(intf, instance); + + return 0; + + fail_unbind: + if (instance->driver->unbind) + instance->driver->unbind(instance, intf); + fail_free: + for (i = 0; i < num_rcv_urbs + num_snd_urbs; i++) { + if (instance->urbs[i]) + kfree(instance->urbs[i]->transfer_buffer); + usb_free_urb(instance->urbs[i]); + } + + kfree (instance); + + return error; +} +EXPORT_SYMBOL_GPL(usbatm_usb_probe); + +void usbatm_usb_disconnect(struct usb_interface *intf) +{ + struct device *dev = &intf->dev; + struct usbatm_data *instance = usb_get_intfdata(intf); + int i; + + dev_dbg(dev, "%s entered\n", __func__); + + if (!instance) { + dev_dbg(dev, "%s: NULL instance!\n", __func__); + return; + } + + usb_set_intfdata(intf, NULL); + + down(&instance->serialize); + if (instance->thread_pid >= 0) + kill_proc(instance->thread_pid, SIGTERM, 1); + up(&instance->serialize); + + wait_for_completion(&instance->thread_exited); + + tasklet_disable(&instance->rx_channel.tasklet); + tasklet_disable(&instance->tx_channel.tasklet); + + for (i = 0; i < num_rcv_urbs + num_snd_urbs; i++) + usb_kill_urb(instance->urbs[i]); + + del_timer_sync(&instance->rx_channel.delay); + del_timer_sync(&instance->tx_channel.delay); + + if (instance->atm_dev && instance->driver->atm_stop) + instance->driver->atm_stop(instance, instance->atm_dev); + + if (instance->driver->unbind) + instance->driver->unbind(instance, intf); + + instance->driver_data = NULL; + + /* turn usbatm_[rt]x_process into noop */ + /* no need to take the spinlock */ + INIT_LIST_HEAD(&instance->rx_channel.list); + INIT_LIST_HEAD(&instance->tx_channel.list); + + tasklet_enable(&instance->rx_channel.tasklet); + tasklet_enable(&instance->tx_channel.tasklet); + + for (i = 0; i < num_rcv_urbs + num_snd_urbs; i++) { + kfree(instance->urbs[i]->transfer_buffer); + usb_free_urb(instance->urbs[i]); + } + + /* ATM finalize */ + if (instance->atm_dev) + shutdown_atm_dev(instance->atm_dev); + + usbatm_put_instance(instance); /* taken in usbatm_usb_probe */ +} +EXPORT_SYMBOL_GPL(usbatm_usb_disconnect); + + +/*********** +** init ** +***********/ + +static int __init usbatm_usb_init(void) +{ + dbg("%s: driver version %s", __func__, DRIVER_VERSION); + + if (sizeof(struct usbatm_control) > sizeof(((struct sk_buff *) 0)->cb)) { + printk(KERN_ERR "%s unusable with this kernel!\n", usbatm_driver_name); + return -EIO; + } + + if ((num_rcv_urbs > UDSL_MAX_RCV_URBS) + || (num_snd_urbs > UDSL_MAX_SND_URBS) + || (rcv_buf_size < 1) + || (rcv_buf_size > UDSL_MAX_RCV_BUF_SIZE) + || (snd_buf_size < 1) + || (snd_buf_size > UDSL_MAX_SND_BUF_SIZE)) + return -EINVAL; + + return 0; +} +module_init(usbatm_usb_init); + +static void __exit usbatm_usb_exit(void) +{ + dbg("%s", __func__); +} +module_exit(usbatm_usb_exit); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRIVER_VERSION); + +/************ +** debug ** +************/ + +#ifdef VERBOSE_DEBUG +static int usbatm_print_packet(const unsigned char *data, int len) +{ + unsigned char buffer[256]; + int i = 0, j = 0; + + for (i = 0; i < len;) { + buffer[0] = '\0'; + sprintf(buffer, "%.3d :", i); + for (j = 0; (j < 16) && (i < len); j++, i++) { + sprintf(buffer, "%s %2.2x", buffer, data[i]); + } + dbg("%s", buffer); + } + return i; +} +#endif diff --git a/drivers/usb/atm/usbatm.h b/drivers/usb/atm/usbatm.h new file mode 100644 index 0000000..9366464 --- /dev/null +++ b/drivers/usb/atm/usbatm.h @@ -0,0 +1,184 @@ +/****************************************************************************** + * usbatm.h - Generic USB xDSL driver core + * + * Copyright (C) 2001, Alcatel + * Copyright (C) 2003, Duncan Sands, SolNegro, Josep Comas + * Copyright (C) 2004, David Woodhouse + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + ******************************************************************************/ + +#ifndef _USBATM_H_ +#define _USBATM_H_ + +#include <linux/config.h> + +/* +#define DEBUG +#define VERBOSE_DEBUG +*/ + +#if !defined (DEBUG) && defined (CONFIG_USB_DEBUG) +# define DEBUG +#endif + +#include <asm/semaphore.h> +#include <linux/atm.h> +#include <linux/atmdev.h> +#include <linux/completion.h> +#include <linux/device.h> +#include <linux/kref.h> +#include <linux/list.h> +#include <linux/stringify.h> +#include <linux/usb.h> + +#ifdef DEBUG +#define UDSL_ASSERT(x) BUG_ON(!(x)) +#else +#define UDSL_ASSERT(x) do { if (!(x)) warn("failed assertion '%s' at line %d", __stringify(x), __LINE__); } while(0) +#endif + +#define usb_err(instance, format, arg...) \ + dev_err(&(instance)->usb_intf->dev , format , ## arg) +#define usb_info(instance, format, arg...) \ + dev_info(&(instance)->usb_intf->dev , format , ## arg) +#define usb_warn(instance, format, arg...) \ + dev_warn(&(instance)->usb_intf->dev , format , ## arg) +#define usb_dbg(instance, format, arg...) \ + dev_dbg(&(instance)->usb_intf->dev , format , ## arg) + +/* FIXME: move to dev_* once ATM is driver model aware */ +#define atm_printk(level, instance, format, arg...) \ + printk(level "ATM dev %d: " format , \ + (instance)->atm_dev->number , ## arg) + +#define atm_err(instance, format, arg...) \ + atm_printk(KERN_ERR, instance , format , ## arg) +#define atm_info(instance, format, arg...) \ + atm_printk(KERN_INFO, instance , format , ## arg) +#define atm_warn(instance, format, arg...) \ + atm_printk(KERN_WARNING, instance , format , ## arg) +#ifdef DEBUG +#define atm_dbg(instance, format, arg...) \ + atm_printk(KERN_DEBUG, instance , format , ## arg) +#else +#define atm_dbg(instance, format, arg...) \ + do {} while (0) +#endif + + +/* mini driver */ + +struct usbatm_data; + +/* +* Assuming all methods exist and succeed, they are called in this order: +* +* bind, heavy_init, atm_start, ..., atm_stop, unbind +*/ + +struct usbatm_driver { + struct module *owner; + + const char *driver_name; + + /* + * init device ... can sleep, or cause probe() failure. Drivers with a heavy_init + * method can avoid having it called by setting need_heavy_init to zero. + */ + int (*bind) (struct usbatm_data *, struct usb_interface *, + const struct usb_device_id *id, int *need_heavy_init); + + /* additional device initialization that is too slow to be done in probe() */ + int (*heavy_init) (struct usbatm_data *, struct usb_interface *); + + /* cleanup device ... can sleep, but can't fail */ + void (*unbind) (struct usbatm_data *, struct usb_interface *); + + /* init ATM device ... can sleep, or cause ATM initialization failure */ + int (*atm_start) (struct usbatm_data *, struct atm_dev *); + + /* cleanup ATM device ... can sleep, but can't fail */ + void (*atm_stop) (struct usbatm_data *, struct atm_dev *); + + int in; /* rx endpoint */ + int out; /* tx endpoint */ + + unsigned rx_padding; + unsigned tx_padding; +}; + +extern int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id, + struct usbatm_driver *driver); +extern void usbatm_usb_disconnect(struct usb_interface *intf); + + +struct usbatm_channel { + int endpoint; /* usb pipe */ + unsigned int stride; /* ATM cell size + padding */ + unsigned int buf_size; /* urb buffer size */ + spinlock_t lock; + struct list_head list; + struct tasklet_struct tasklet; + struct timer_list delay; + struct usbatm_data *usbatm; +}; + +/* main driver data */ + +struct usbatm_data { + /****************** + * public fields * + ******************/ + + /* mini driver */ + struct usbatm_driver *driver; + void *driver_data; + char driver_name[16]; + + /* USB device */ + struct usb_device *usb_dev; + struct usb_interface *usb_intf; + char description[64]; + + /* ATM device */ + struct atm_dev *atm_dev; + + /******************************** + * private fields - do not use * + ********************************/ + + struct kref refcount; + struct semaphore serialize; + + /* heavy init */ + int thread_pid; + struct completion thread_started; + struct completion thread_exited; + + /* ATM device */ + struct list_head vcc_list; + + struct usbatm_channel rx_channel; + struct usbatm_channel tx_channel; + + struct sk_buff_head sndqueue; + struct sk_buff *current_skb; /* being emptied */ + + struct urb *urbs[0]; +}; + +#endif /* _USBATM_H_ */ diff --git a/drivers/usb/atm/xusbatm.c b/drivers/usb/atm/xusbatm.c new file mode 100644 index 0000000..7fe7fb4 --- /dev/null +++ b/drivers/usb/atm/xusbatm.c @@ -0,0 +1,196 @@ +/****************************************************************************** + * xusbatm.c - dumb usbatm-based driver for modems initialized in userspace + * + * Copyright (C) 2005 Duncan Sands, Roman Kagan (rkagan % mail ! ru) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + ******************************************************************************/ + +#include <linux/module.h> +#include <linux/netdevice.h> /* FIXME: required by linux/etherdevice.h */ +#include <linux/etherdevice.h> /* for random_ether_addr() */ + +#include "usbatm.h" + + +#define XUSBATM_DRIVERS_MAX 8 + +#define XUSBATM_PARM(name, type, parmtype, desc) \ + static type name[XUSBATM_DRIVERS_MAX]; \ + static int num_##name; \ + module_param_array(name, parmtype, &num_##name, 0444); \ + MODULE_PARM_DESC(name, desc) + +XUSBATM_PARM(vendor, unsigned short, ushort, "USB device vendor"); +XUSBATM_PARM(product, unsigned short, ushort, "USB device product"); + +XUSBATM_PARM(rx_endpoint, unsigned char, byte, "rx endpoint number"); +XUSBATM_PARM(tx_endpoint, unsigned char, byte, "tx endpoint number"); +XUSBATM_PARM(rx_padding, unsigned char, byte, "rx padding (default 0)"); +XUSBATM_PARM(tx_padding, unsigned char, byte, "tx padding (default 0)"); + +static const char xusbatm_driver_name[] = "xusbatm"; + +static struct usbatm_driver xusbatm_drivers[XUSBATM_DRIVERS_MAX]; +static struct usb_device_id xusbatm_usb_ids[XUSBATM_DRIVERS_MAX + 1]; +static struct usb_driver xusbatm_usb_driver; + +static int usb_intf_has_ep(const struct usb_interface *intf, u8 ep) +{ + int i, j; + + for (i = 0; i < intf->num_altsetting; i++) { + struct usb_host_interface *alt = intf->altsetting; + for (j = 0; j < alt->desc.bNumEndpoints; j++) + if ((alt->endpoint[i].desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK) == ep) + return 1; + } + return 0; +} + +static int xusbatm_bind(struct usbatm_data *usbatm_instance, + struct usb_interface *intf, const struct usb_device_id *id, + int *need_heavy_init) +{ + struct usb_device *usb_dev = interface_to_usbdev(intf); + int drv_ix = id - xusbatm_usb_ids; + int rx_ep_present = usb_intf_has_ep(intf, rx_endpoint[drv_ix]); + int tx_ep_present = usb_intf_has_ep(intf, tx_endpoint[drv_ix]); + u8 searched_ep = rx_ep_present ? tx_endpoint[drv_ix] : rx_endpoint[drv_ix]; + int i, ret; + + usb_dbg(usbatm_instance, "%s: binding driver %d: vendor %#x product %#x" + " rx: ep %#x padd %d tx: ep %#x padd %d\n", + __func__, drv_ix, vendor[drv_ix], product[drv_ix], + rx_endpoint[drv_ix], rx_padding[drv_ix], + tx_endpoint[drv_ix], tx_padding[drv_ix]); + + if (!rx_ep_present && !tx_ep_present) { + usb_dbg(usbatm_instance, "%s: intf #%d has neither rx (%#x) nor tx (%#x) endpoint\n", + __func__, intf->altsetting->desc.bInterfaceNumber, + rx_endpoint[drv_ix], tx_endpoint[drv_ix]); + return -ENODEV; + } + + if (rx_ep_present && tx_ep_present) + return 0; + + for(i = 0; i < usb_dev->actconfig->desc.bNumInterfaces; i++) { + struct usb_interface *cur_if = usb_dev->actconfig->interface[i]; + + if (cur_if != intf && usb_intf_has_ep(cur_if, searched_ep)) { + ret = usb_driver_claim_interface(&xusbatm_usb_driver, + cur_if, usbatm_instance); + if (!ret) + usb_err(usbatm_instance, "%s: failed to claim interface #%d (%d)\n", + __func__, cur_if->altsetting->desc.bInterfaceNumber, ret); + return ret; + } + } + + usb_err(usbatm_instance, "%s: no interface has endpoint %#x\n", + __func__, searched_ep); + return -ENODEV; +} + +static void xusbatm_unbind(struct usbatm_data *usbatm_instance, + struct usb_interface *intf) +{ + struct usb_device *usb_dev = interface_to_usbdev(intf); + int i; + usb_dbg(usbatm_instance, "%s entered\n", __func__); + + for(i = 0; i < usb_dev->actconfig->desc.bNumInterfaces; i++) { + struct usb_interface *cur_if = usb_dev->actconfig->interface[i]; + usb_set_intfdata(cur_if, NULL); + usb_driver_release_interface(&xusbatm_usb_driver, cur_if); + } +} + +static int xusbatm_atm_start(struct usbatm_data *usbatm_instance, + struct atm_dev *atm_dev) +{ + atm_dbg(usbatm_instance, "%s entered\n", __func__); + + /* use random MAC as we've no way to get it from the device */ + random_ether_addr(atm_dev->esi); + + return 0; +} + + +static int xusbatm_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + return usbatm_usb_probe(intf, id, + xusbatm_drivers + (id - xusbatm_usb_ids)); +} + +static struct usb_driver xusbatm_usb_driver = { + .owner = THIS_MODULE, + .name = xusbatm_driver_name, + .probe = xusbatm_usb_probe, + .disconnect = usbatm_usb_disconnect, + .id_table = xusbatm_usb_ids +}; + +static int __init xusbatm_init(void) +{ + int i; + + dbg("xusbatm_init"); + + if (!num_vendor || + num_vendor != num_product || + num_vendor != num_rx_endpoint || + num_vendor != num_tx_endpoint) { + warn("malformed module parameters"); + return -EINVAL; + } + + for (i = 0; i < num_vendor; i++) { + xusbatm_usb_ids[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE; + xusbatm_usb_ids[i].idVendor = vendor[i]; + xusbatm_usb_ids[i].idProduct = product[i]; + + + xusbatm_drivers[i].owner = THIS_MODULE; + xusbatm_drivers[i].driver_name = xusbatm_driver_name; + xusbatm_drivers[i].bind = xusbatm_bind; + xusbatm_drivers[i].unbind = xusbatm_unbind; + xusbatm_drivers[i].atm_start = xusbatm_atm_start; + xusbatm_drivers[i].in = rx_endpoint[i]; + xusbatm_drivers[i].out = tx_endpoint[i]; + xusbatm_drivers[i].rx_padding = rx_padding[i]; + xusbatm_drivers[i].tx_padding = tx_padding[i]; + } + + return usb_register(&xusbatm_usb_driver); +} +module_init(xusbatm_init); + +static void __exit xusbatm_exit(void) +{ + dbg("xusbatm_exit entered"); + + usb_deregister(&xusbatm_usb_driver); +} +module_exit(xusbatm_exit); + +MODULE_AUTHOR("Roman Kagan, Duncan Sands"); +MODULE_DESCRIPTION("Driver for USB ADSL modems initialized in userspace"); +MODULE_LICENSE("GPL"); +MODULE_VERSION("0.1"); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 6d1f9b6..69e859e 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -106,6 +106,111 @@ static int acm_ctrl_msg(struct acm *acm, int request, int value, void *buf, int acm_ctrl_msg(acm, USB_CDC_REQ_SEND_BREAK, ms, NULL, 0) /* + * Write buffer management. + * All of these assume proper locks taken by the caller. + */ + +static int acm_wb_alloc(struct acm *acm) +{ + int i, wbn; + struct acm_wb *wb; + + wbn = acm->write_current; + i = 0; + for (;;) { + wb = &acm->wb[wbn]; + if (!wb->use) { + wb->use = 1; + return wbn; + } + wbn = (wbn + 1) % ACM_NWB; + if (++i >= ACM_NWB) + return -1; + } +} + +static void acm_wb_free(struct acm *acm, int wbn) +{ + acm->wb[wbn].use = 0; +} + +static int acm_wb_is_avail(struct acm *acm) +{ + int i, n; + + n = 0; + for (i = 0; i < ACM_NWB; i++) { + if (!acm->wb[i].use) + n++; + } + return n; +} + +static inline int acm_wb_is_used(struct acm *acm, int wbn) +{ + return acm->wb[wbn].use; +} + +/* + * Finish write. + */ +static void acm_write_done(struct acm *acm) +{ + unsigned long flags; + int wbn; + + spin_lock_irqsave(&acm->write_lock, flags); + acm->write_ready = 1; + wbn = acm->write_current; + acm_wb_free(acm, wbn); + acm->write_current = (wbn + 1) % ACM_NWB; + spin_unlock_irqrestore(&acm->write_lock, flags); +} + +/* + * Poke write. + */ +static int acm_write_start(struct acm *acm) +{ + unsigned long flags; + int wbn; + struct acm_wb *wb; + int rc; + + spin_lock_irqsave(&acm->write_lock, flags); + if (!acm->dev) { + spin_unlock_irqrestore(&acm->write_lock, flags); + return -ENODEV; + } + + if (!acm->write_ready) { + spin_unlock_irqrestore(&acm->write_lock, flags); + return 0; /* A white lie */ + } + + wbn = acm->write_current; + if (!acm_wb_is_used(acm, wbn)) { + spin_unlock_irqrestore(&acm->write_lock, flags); + return 0; + } + wb = &acm->wb[wbn]; + + acm->write_ready = 0; + spin_unlock_irqrestore(&acm->write_lock, flags); + + acm->writeurb->transfer_buffer = wb->buf; + acm->writeurb->transfer_dma = wb->dmah; + acm->writeurb->transfer_buffer_length = wb->len; + acm->writeurb->dev = acm->dev; + + if ((rc = usb_submit_urb(acm->writeurb, GFP_ATOMIC)) < 0) { + dbg("usb_submit_urb(write bulk) failed: %d", rc); + acm_write_done(acm); + } + return rc; +} + +/* * Interrupt handlers for various ACM device responses */ @@ -237,17 +342,13 @@ static void acm_rx_tasklet(unsigned long _acm) static void acm_write_bulk(struct urb *urb, struct pt_regs *regs) { struct acm *acm = (struct acm *)urb->context; - dbg("Entering acm_write_bulk with status %d\n", urb->status); - - if (!ACM_READY(acm)) - goto out; - if (urb->status) - dbg("nonzero write bulk status received: %d", urb->status); + dbg("Entering acm_write_bulk with status %d\n", urb->status); - schedule_work(&acm->work); -out: - acm->ready_for_write = 1; + acm_write_done(acm); + acm_write_start(acm); + if (ACM_READY(acm)) + schedule_work(&acm->work); } static void acm_softint(void *private) @@ -351,32 +452,33 @@ static int acm_tty_write(struct tty_struct *tty, const unsigned char *buf, int c { struct acm *acm = tty->driver_data; int stat; + unsigned long flags; + int wbn; + struct acm_wb *wb; + dbg("Entering acm_tty_write to write %d bytes,\n", count); if (!ACM_READY(acm)) return -EINVAL; - if (!acm->ready_for_write) - return 0; if (!count) return 0; - count = (count > acm->writesize) ? acm->writesize : count; + spin_lock_irqsave(&acm->write_lock, flags); + if ((wbn = acm_wb_alloc(acm)) < 0) { + spin_unlock_irqrestore(&acm->write_lock, flags); + acm_write_start(acm); + return 0; + } + wb = &acm->wb[wbn]; + count = (count > acm->writesize) ? acm->writesize : count; dbg("Get %d bytes...", count); - memcpy(acm->write_buffer, buf, count); - dbg(" Successfully copied.\n"); + memcpy(wb->buf, buf, count); + wb->len = count; + spin_unlock_irqrestore(&acm->write_lock, flags); - acm->writeurb->transfer_buffer_length = count; - acm->writeurb->dev = acm->dev; - - acm->ready_for_write = 0; - stat = usb_submit_urb(acm->writeurb, GFP_ATOMIC); - if (stat < 0) { - dbg("usb_submit_urb(write bulk) failed"); - acm->ready_for_write = 1; + if ((stat = acm_write_start(acm)) < 0) return stat; - } - return count; } @@ -385,7 +487,11 @@ static int acm_tty_write_room(struct tty_struct *tty) struct acm *acm = tty->driver_data; if (!ACM_READY(acm)) return -EINVAL; - return !acm->ready_for_write ? 0 : acm->writesize; + /* + * Do not let the line discipline to know that we have a reserve, + * or it might get too enthusiastic. + */ + return (acm->write_ready && acm_wb_is_avail(acm)) ? acm->writesize : 0; } static int acm_tty_chars_in_buffer(struct tty_struct *tty) @@ -393,7 +499,10 @@ static int acm_tty_chars_in_buffer(struct tty_struct *tty) struct acm *acm = tty->driver_data; if (!ACM_READY(acm)) return -EINVAL; - return !acm->ready_for_write ? acm->writeurb->transfer_buffer_length : 0; + /* + * This is inaccurate (overcounts), but it works. + */ + return (ACM_NWB - acm_wb_is_avail(acm)) * acm->writesize; } static void acm_tty_throttle(struct tty_struct *tty) @@ -526,6 +635,39 @@ static void acm_tty_set_termios(struct tty_struct *tty, struct termios *termios_ * USB probe and disconnect routines. */ +/* Little helper: write buffers free */ +static void acm_write_buffers_free(struct acm *acm) +{ + int i; + struct acm_wb *wb; + + for (wb = &acm->wb[0], i = 0; i < ACM_NWB; i++, wb++) { + usb_buffer_free(acm->dev, acm->writesize, wb->buf, wb->dmah); + } +} + +/* Little helper: write buffers allocate */ +static int acm_write_buffers_alloc(struct acm *acm) +{ + int i; + struct acm_wb *wb; + + for (wb = &acm->wb[0], i = 0; i < ACM_NWB; i++, wb++) { + wb->buf = usb_buffer_alloc(acm->dev, acm->writesize, GFP_KERNEL, + &wb->dmah); + if (!wb->buf) { + while (i != 0) { + --i; + --wb; + usb_buffer_free(acm->dev, acm->writesize, + wb->buf, wb->dmah); + } + return -ENOMEM; + } + } + return 0; +} + static int acm_probe (struct usb_interface *intf, const struct usb_device_id *id) { @@ -700,7 +842,8 @@ skip_normal_probe: acm->bh.data = (unsigned long) acm; INIT_WORK(&acm->work, acm_softint, acm); spin_lock_init(&acm->throttle_lock); - acm->ready_for_write = 1; + spin_lock_init(&acm->write_lock); + acm->write_ready = 1; buf = usb_buffer_alloc(usb_dev, ctrlsize, GFP_KERNEL, &acm->ctrl_dma); if (!buf) { @@ -716,12 +859,10 @@ skip_normal_probe: } acm->read_buffer = buf; - buf = usb_buffer_alloc(usb_dev, acm->writesize, GFP_KERNEL, &acm->write_dma); - if (!buf) { + if (acm_write_buffers_alloc(acm) < 0) { dev_dbg(&intf->dev, "out of memory (write buffer alloc)\n"); goto alloc_fail4; } - acm->write_buffer = buf; acm->ctrlurb = usb_alloc_urb(0, GFP_KERNEL); if (!acm->ctrlurb) { @@ -750,9 +891,9 @@ skip_normal_probe: acm->readurb->transfer_dma = acm->read_dma; usb_fill_bulk_urb(acm->writeurb, usb_dev, usb_sndbulkpipe(usb_dev, epwrite->bEndpointAddress), - acm->write_buffer, acm->writesize, acm_write_bulk, acm); + NULL, acm->writesize, acm_write_bulk, acm); acm->writeurb->transfer_flags |= URB_NO_FSBR | URB_NO_TRANSFER_DMA_MAP; - acm->writeurb->transfer_dma = acm->write_dma; + /* acm->writeurb->transfer_dma = 0; */ dev_info(&intf->dev, "ttyACM%d: USB ACM device\n", minor); @@ -775,7 +916,7 @@ alloc_fail7: alloc_fail6: usb_free_urb(acm->ctrlurb); alloc_fail5: - usb_buffer_free(usb_dev, acm->writesize, acm->write_buffer, acm->write_dma); + acm_write_buffers_free(acm); alloc_fail4: usb_buffer_free(usb_dev, readsize, acm->read_buffer, acm->read_dma); alloc_fail3: @@ -806,7 +947,7 @@ static void acm_disconnect(struct usb_interface *intf) flush_scheduled_work(); /* wait for acm_softint */ - usb_buffer_free(usb_dev, acm->writesize, acm->write_buffer, acm->write_dma); + acm_write_buffers_free(acm); usb_buffer_free(usb_dev, acm->readsize, acm->read_buffer, acm->read_dma); usb_buffer_free(usb_dev, acm->ctrlsize, acm->ctrl_buffer, acm->ctrl_dma); diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index 9009114..963a5df 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -51,14 +51,34 @@ * Internal driver structures. */ +/* + * The only reason to have several buffers is to accomodate assumptions + * in line disciplines. They ask for empty space amount, receive our URB size, + * and proceed to issue several 1-character writes, assuming they will fit. + * The very first write takes a complete URB. Fortunately, this only happens + * when processing onlcr, so we only need 2 buffers. + */ +#define ACM_NWB 2 +struct acm_wb { + unsigned char *buf; + dma_addr_t dmah; + int len; + int use; +}; + struct acm { struct usb_device *dev; /* the corresponding usb device */ struct usb_interface *control; /* control interface */ struct usb_interface *data; /* data interface */ struct tty_struct *tty; /* the corresponding tty */ struct urb *ctrlurb, *readurb, *writeurb; /* urbs */ - u8 *ctrl_buffer, *read_buffer, *write_buffer; /* buffers of urbs */ - dma_addr_t ctrl_dma, read_dma, write_dma; /* dma handles of buffers */ + u8 *ctrl_buffer, *read_buffer; /* buffers of urbs */ + dma_addr_t ctrl_dma, read_dma; /* dma handles of buffers */ + struct acm_wb wb[ACM_NWB]; + int write_current; /* current write buffer */ + int write_used; /* number of non-empty write buffers */ + int write_ready; /* write urb is not running */ + spinlock_t write_lock; struct usb_cdc_line_coding line; /* bits, stop, parity */ struct work_struct work; /* work queue entry for line discipline waking up */ struct tasklet_struct bh; /* rx processing */ @@ -71,7 +91,6 @@ struct acm { unsigned int minor; /* acm minor number */ unsigned char throttle; /* throttled by tty layer */ unsigned char clocal; /* termios CLOCAL */ - unsigned char ready_for_write; /* write urb can be used */ unsigned char resubmit_to_unthrottle; /* throtteling has disabled the read urb */ unsigned int ctrl_caps; /* control capabilities from the class specific header */ }; diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index bba22e9..7ce43fb 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -379,6 +379,8 @@ static int usblp_open(struct inode *inode, struct file *file) usblp->writeurb->transfer_buffer_length = 0; usblp->wcomplete = 1; /* we begin writeable */ usblp->rcomplete = 0; + usblp->writeurb->status = 0; + usblp->readurb->status = 0; if (usblp->bidir) { usblp->readcount = 0; @@ -751,6 +753,7 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t count, schedule(); } else { set_current_state(TASK_RUNNING); + down(&usblp->sem); break; } down (&usblp->sem); diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 6bfab4b..787c27a 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -784,16 +784,16 @@ static int proc_setconfig(struct dev_state *ps, void __user *arg) for (i = 0; i < actconfig->desc.bNumInterfaces; ++i) { if (usb_interface_claimed(actconfig->interface[i])) { dev_warn (&ps->dev->dev, - "usbfs: interface %d claimed " + "usbfs: interface %d claimed by %s " "while '%s' sets config #%d\n", actconfig->interface[i] ->cur_altsetting ->desc.bInterfaceNumber, + actconfig->interface[i] + ->dev.driver->name, current->comm, u); -#if 0 /* FIXME: enable in 2.6.10 or so */ status = -EBUSY; break; -#endif } } } diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 0da2373..83e732a 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -519,119 +519,120 @@ error: /*-------------------------------------------------------------------------*/ /* - * Root Hub interrupt transfers are synthesized with a timer. - * Completions are called in_interrupt() but not in_irq(). + * Root Hub interrupt transfers are polled using a timer if the + * driver requests it; otherwise the driver is responsible for + * calling usb_hcd_poll_rh_status() when an event occurs. * - * Note: some root hubs (including common UHCI based designs) can't - * correctly issue port change IRQs. They're the ones that _need_ a - * timer; most other root hubs don't. Some systems could save a - * lot of battery power by eliminating these root hub timer IRQs. + * Completions are called in_interrupt(), but they may or may not + * be in_irq(). */ +void usb_hcd_poll_rh_status(struct usb_hcd *hcd) +{ + struct urb *urb; + int length; + unsigned long flags; + char buffer[4]; /* Any root hubs with > 31 ports? */ -static void rh_report_status (unsigned long ptr); + if (!hcd->uses_new_polling && !hcd->status_urb) + return; -static int rh_status_urb (struct usb_hcd *hcd, struct urb *urb) -{ - int len = 1 + (urb->dev->maxchild / 8); + length = hcd->driver->hub_status_data(hcd, buffer); + if (length > 0) { - /* rh_timer protected by hcd_data_lock */ - if (hcd->rh_timer.data || urb->transfer_buffer_length < len) { - dev_dbg (hcd->self.controller, - "not queuing rh status urb, stat %d\n", - urb->status); - return -EINVAL; + /* try to complete the status urb */ + local_irq_save (flags); + spin_lock(&hcd_root_hub_lock); + urb = hcd->status_urb; + if (urb) { + spin_lock(&urb->lock); + if (urb->status == -EINPROGRESS) { + hcd->poll_pending = 0; + hcd->status_urb = NULL; + urb->status = 0; + urb->hcpriv = NULL; + urb->actual_length = length; + memcpy(urb->transfer_buffer, buffer, length); + } else /* urb has been unlinked */ + length = 0; + spin_unlock(&urb->lock); + } else + length = 0; + spin_unlock(&hcd_root_hub_lock); + + /* local irqs are always blocked in completions */ + if (length > 0) + usb_hcd_giveback_urb (hcd, urb, NULL); + else + hcd->poll_pending = 1; + local_irq_restore (flags); } - init_timer (&hcd->rh_timer); - hcd->rh_timer.function = rh_report_status; - hcd->rh_timer.data = (unsigned long) urb; - /* USB 2.0 spec says 256msec; this is close enough */ - hcd->rh_timer.expires = jiffies + HZ/4; - add_timer (&hcd->rh_timer); - urb->hcpriv = hcd; /* nonzero to indicate it's queued */ - return 0; + /* The USB 2.0 spec says 256 ms. This is close enough and won't + * exceed that limit if HZ is 100. */ + if (hcd->uses_new_polling ? hcd->poll_rh : + (length == 0 && hcd->status_urb != NULL)) + mod_timer (&hcd->rh_timer, jiffies + msecs_to_jiffies(250)); } +EXPORT_SYMBOL_GPL(usb_hcd_poll_rh_status); /* timer callback */ +static void rh_timer_func (unsigned long _hcd) +{ + usb_hcd_poll_rh_status((struct usb_hcd *) _hcd); +} -static void rh_report_status (unsigned long ptr) +/*-------------------------------------------------------------------------*/ + +static int rh_queue_status (struct usb_hcd *hcd, struct urb *urb) { - struct urb *urb; - struct usb_hcd *hcd; - int length = 0; + int retval; unsigned long flags; + int len = 1 + (urb->dev->maxchild / 8); - urb = (struct urb *) ptr; - local_irq_save (flags); - spin_lock (&urb->lock); + spin_lock_irqsave (&hcd_root_hub_lock, flags); + if (urb->status != -EINPROGRESS) /* already unlinked */ + retval = urb->status; + else if (hcd->status_urb || urb->transfer_buffer_length < len) { + dev_dbg (hcd->self.controller, "not queuing rh status urb\n"); + retval = -EINVAL; + } else { + hcd->status_urb = urb; + urb->hcpriv = hcd; /* indicate it's queued */ - /* do nothing if the urb's been unlinked */ - if (!urb->dev - || urb->status != -EINPROGRESS - || (hcd = urb->dev->bus->hcpriv) == NULL) { - spin_unlock (&urb->lock); - local_irq_restore (flags); - return; - } + if (!hcd->uses_new_polling) + mod_timer (&hcd->rh_timer, jiffies + + msecs_to_jiffies(250)); - /* complete the status urb, or retrigger the timer */ - spin_lock (&hcd_data_lock); - if (urb->dev->state == USB_STATE_CONFIGURED) { - length = hcd->driver->hub_status_data ( - hcd, urb->transfer_buffer); - if (length > 0) { - hcd->rh_timer.data = 0; - urb->actual_length = length; - urb->status = 0; - urb->hcpriv = NULL; - } else - mod_timer (&hcd->rh_timer, jiffies + HZ/4); + /* If a status change has already occurred, report it ASAP */ + else if (hcd->poll_pending) + mod_timer (&hcd->rh_timer, jiffies); + retval = 0; } - spin_unlock (&hcd_data_lock); - spin_unlock (&urb->lock); - - /* local irqs are always blocked in completions */ - if (length > 0) - usb_hcd_giveback_urb (hcd, urb, NULL); - local_irq_restore (flags); + spin_unlock_irqrestore (&hcd_root_hub_lock, flags); + return retval; } -/*-------------------------------------------------------------------------*/ - static int rh_urb_enqueue (struct usb_hcd *hcd, struct urb *urb) { - if (usb_pipeint (urb->pipe)) { - int retval; - unsigned long flags; - - spin_lock_irqsave (&hcd_data_lock, flags); - retval = rh_status_urb (hcd, urb); - spin_unlock_irqrestore (&hcd_data_lock, flags); - return retval; - } + if (usb_pipeint (urb->pipe)) + return rh_queue_status (hcd, urb); if (usb_pipecontrol (urb->pipe)) return rh_call_control (hcd, urb); - else - return -EINVAL; + return -EINVAL; } /*-------------------------------------------------------------------------*/ +/* Asynchronous unlinks of root-hub control URBs are legal, but they + * don't do anything. Status URB unlinks must be made in process context + * with interrupts enabled. + */ static int usb_rh_urb_dequeue (struct usb_hcd *hcd, struct urb *urb) { - unsigned long flags; + if (usb_pipeendpoint(urb->pipe) == 0) { /* Control URB */ + if (in_interrupt()) + return 0; /* nothing to do */ - /* note: always a synchronous unlink */ - if ((unsigned long) urb == hcd->rh_timer.data) { - del_timer_sync (&hcd->rh_timer); - hcd->rh_timer.data = 0; - - local_irq_save (flags); - urb->hcpriv = NULL; - usb_hcd_giveback_urb (hcd, urb, NULL); - local_irq_restore (flags); - - } else if (usb_pipeendpoint(urb->pipe) == 0) { spin_lock_irq(&urb->lock); /* from usb_kill_urb */ ++urb->reject; spin_unlock_irq(&urb->lock); @@ -642,8 +643,22 @@ static int usb_rh_urb_dequeue (struct usb_hcd *hcd, struct urb *urb) spin_lock_irq(&urb->lock); --urb->reject; spin_unlock_irq(&urb->lock); - } else - return -EINVAL; + + } else { /* Status URB */ + if (!hcd->uses_new_polling) + del_timer_sync (&hcd->rh_timer); + local_irq_disable (); + spin_lock (&hcd_root_hub_lock); + if (urb == hcd->status_urb) { + hcd->status_urb = NULL; + urb->hcpriv = NULL; + } else + urb = NULL; /* wasn't fully queued */ + spin_unlock (&hcd_root_hub_lock); + if (urb) + usb_hcd_giveback_urb (hcd, urb, NULL); + local_irq_enable (); + } return 0; } @@ -817,30 +832,22 @@ static void usb_deregister_bus (struct usb_bus *bus) } /** - * usb_hcd_register_root_hub - called by HCD to register its root hub + * register_root_hub - called by usb_add_hcd() to register a root hub * @usb_dev: the usb root hub device to be registered. * @hcd: host controller for this root hub * - * The USB host controller calls this function to register the root hub - * properly with the USB subsystem. It sets up the device properly in - * the device tree and stores the root_hub pointer in the bus structure, - * then calls usb_new_device() to register the usb device. It also - * assigns the root hub's USB address (always 1). + * This function registers the root hub with the USB subsystem. It sets up + * the device properly in the device tree and stores the root_hub pointer + * in the bus structure, then calls usb_new_device() to register the usb + * device. It also assigns the root hub's USB address (always 1). */ -int usb_hcd_register_root_hub (struct usb_device *usb_dev, struct usb_hcd *hcd) +static int register_root_hub (struct usb_device *usb_dev, + struct usb_hcd *hcd) { struct device *parent_dev = hcd->self.controller; const int devnum = 1; int retval; - /* hcd->driver->start() reported can_wakeup, probably with - * assistance from board's boot firmware. - * NOTE: normal devices won't enable wakeup by default. - */ - if (hcd->can_wakeup) - dev_dbg (parent_dev, "supports USB remote wakeup\n"); - hcd->remote_wakeup = hcd->can_wakeup; - usb_dev->devnum = devnum; usb_dev->bus->devnum_next = devnum + 1; memset (&usb_dev->bus->devmap.devicemap, 0, @@ -883,7 +890,16 @@ int usb_hcd_register_root_hub (struct usb_device *usb_dev, struct usb_hcd *hcd) return retval; } -EXPORT_SYMBOL_GPL(usb_hcd_register_root_hub); + +void usb_enable_root_hub_irq (struct usb_bus *bus) +{ + struct usb_hcd *hcd; + + hcd = container_of (bus, struct usb_hcd, self); + if (hcd->driver->hub_irq_enable && !hcd->poll_rh && + hcd->state != HC_STATE_HALT) + hcd->driver->hub_irq_enable (hcd); +} /*-------------------------------------------------------------------------*/ @@ -1348,7 +1364,8 @@ hcd_endpoint_disable (struct usb_device *udev, struct usb_host_endpoint *ep) hcd = udev->bus->hcpriv; - WARN_ON (!HC_IS_RUNNING (hcd->state) && hcd->state != HC_STATE_HALT); + WARN_ON (!HC_IS_RUNNING (hcd->state) && hcd->state != HC_STATE_HALT && + udev->state != USB_STATE_NOTATTACHED); local_irq_disable (); @@ -1612,6 +1629,8 @@ void usb_hc_died (struct usb_hcd *hcd) spin_lock_irqsave (&hcd_root_hub_lock, flags); if (hcd->rh_registered) { + hcd->poll_rh = 0; + del_timer(&hcd->rh_timer); /* make khubd clean up old urbs and devices */ usb_set_device_state (hcd->self.root_hub, @@ -1665,6 +1684,8 @@ struct usb_hcd *usb_create_hcd (const struct hc_driver *driver, hcd->self.bus_name = bus_name; init_timer(&hcd->rh_timer); + hcd->rh_timer.function = rh_timer_func; + hcd->rh_timer.data = (unsigned long) hcd; hcd->driver = driver; hcd->product_desc = (driver->product_desc) ? driver->product_desc : @@ -1694,7 +1715,8 @@ EXPORT_SYMBOL (usb_put_hcd); int usb_add_hcd(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags) { - int retval; + int retval; + struct usb_device *rhdev; dev_info(hcd->self.controller, "%s\n", hcd->product_desc); @@ -1710,7 +1732,7 @@ int usb_add_hcd(struct usb_hcd *hcd, } if ((retval = usb_register_bus(&hcd->self)) < 0) - goto err1; + goto err_register_bus; if (hcd->driver->irq) { char buf[8], *bufp = buf; @@ -1727,7 +1749,7 @@ int usb_add_hcd(struct usb_hcd *hcd, hcd->irq_descr, hcd)) != 0) { dev_err(hcd->self.controller, "request interrupt %s failed\n", bufp); - goto err2; + goto err_request_irq; } hcd->irq = irqnum; dev_info(hcd->self.controller, "irq %s, %s 0x%08llx\n", bufp, @@ -1743,19 +1765,55 @@ int usb_add_hcd(struct usb_hcd *hcd, (unsigned long long)hcd->rsrc_start); } + /* Allocate the root hub before calling hcd->driver->start(), + * but don't register it until afterward so that the hardware + * is running. + */ + if ((rhdev = usb_alloc_dev(NULL, &hcd->self, 0)) == NULL) { + dev_err(hcd->self.controller, "unable to allocate root hub\n"); + retval = -ENOMEM; + goto err_allocate_root_hub; + } + rhdev->speed = (hcd->driver->flags & HCD_USB2) ? USB_SPEED_HIGH : + USB_SPEED_FULL; + + /* Although in principle hcd->driver->start() might need to use rhdev, + * none of the current drivers do. + */ if ((retval = hcd->driver->start(hcd)) < 0) { dev_err(hcd->self.controller, "startup error %d\n", retval); - goto err3; + goto err_hcd_driver_start; } + /* hcd->driver->start() reported can_wakeup, probably with + * assistance from board's boot firmware. + * NOTE: normal devices won't enable wakeup by default. + */ + if (hcd->can_wakeup) + dev_dbg(hcd->self.controller, "supports USB remote wakeup\n"); + hcd->remote_wakeup = hcd->can_wakeup; + + if ((retval = register_root_hub(rhdev, hcd)) != 0) + goto err_register_root_hub; + + if (hcd->uses_new_polling && hcd->poll_rh) + usb_hcd_poll_rh_status(hcd); return retval; - err3: + err_register_root_hub: + hcd->driver->stop(hcd); + + err_hcd_driver_start: + usb_put_dev(rhdev); + + err_allocate_root_hub: if (hcd->irq >= 0) free_irq(irqnum, hcd); - err2: + + err_request_irq: usb_deregister_bus(&hcd->self); - err1: + + err_register_bus: hcd_buffer_destroy(hcd); return retval; } @@ -1782,6 +1840,9 @@ void usb_remove_hcd(struct usb_hcd *hcd) spin_unlock_irq (&hcd_root_hub_lock); usb_disconnect(&hcd->self.root_hub); + hcd->poll_rh = 0; + del_timer_sync(&hcd->rh_timer); + hcd->driver->stop(hcd); hcd->state = HC_STATE_HALT; diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h index 325a516..8dc13cd 100644 --- a/drivers/usb/core/hcd.h +++ b/drivers/usb/core/hcd.h @@ -65,7 +65,8 @@ struct usb_hcd { /* usb_bus.hcpriv points to this */ const char *product_desc; /* product/vendor string */ char irq_descr[24]; /* driver + bus # */ - struct timer_list rh_timer; /* drives root hub */ + struct timer_list rh_timer; /* drives root-hub polling */ + struct urb *status_urb; /* the current status urb */ /* * hardware info/state @@ -76,10 +77,17 @@ struct usb_hcd { /* usb_bus.hcpriv points to this */ unsigned remote_wakeup:1;/* sw should use wakeup? */ unsigned rh_registered:1;/* is root hub registered? */ + /* The next flag is a stopgap, to be removed when all the HCDs + * support the new root-hub polling mechanism. */ + unsigned uses_new_polling:1; + unsigned poll_rh:1; /* poll for rh status? */ + unsigned poll_pending:1; /* status has changed? */ + int irq; /* irq allocated */ void __iomem *regs; /* device memory/io */ u64 rsrc_start; /* memory/io resource start */ u64 rsrc_len; /* memory/io resource length */ + unsigned power_budget; /* in mA, 0 = no limit */ #define HCD_BUFFER_POOLS 4 struct dma_pool *pool [HCD_BUFFER_POOLS]; @@ -207,6 +215,8 @@ struct hc_driver { int (*hub_suspend)(struct usb_hcd *); int (*hub_resume)(struct usb_hcd *); int (*start_port_reset)(struct usb_hcd *, unsigned port_num); + void (*hub_irq_enable)(struct usb_hcd *); + /* Needed only if port-change IRQs are level-triggered */ }; extern void usb_hcd_giveback_urb (struct usb_hcd *hcd, struct urb *urb, struct pt_regs *regs); @@ -243,7 +253,9 @@ void hcd_buffer_free (struct usb_bus *bus, size_t size, /* generic bus glue, needed for host controllers that don't use PCI */ extern irqreturn_t usb_hcd_irq (int irq, void *__hcd, struct pt_regs *r); + extern void usb_hc_died (struct usb_hcd *hcd); +extern void usb_hcd_poll_rh_status(struct usb_hcd *hcd); /* -------------------------------------------------------------------------- */ @@ -341,9 +353,6 @@ extern long usb_calc_bus_time (int speed, int is_input, extern struct usb_bus *usb_alloc_bus (struct usb_operations *); -extern int usb_hcd_register_root_hub (struct usb_device *usb_dev, - struct usb_hcd *hcd); - extern void usb_hcd_resume_root_hub (struct usb_hcd *hcd); extern void usb_set_device_state(struct usb_device *udev, @@ -360,6 +369,8 @@ extern wait_queue_head_t usb_kill_urb_queue; extern struct usb_bus *usb_bus_get (struct usb_bus *bus); extern void usb_bus_put (struct usb_bus *bus); +extern void usb_enable_root_hub_irq (struct usb_bus *bus); + extern int usb_find_interface_driver (struct usb_device *dev, struct usb_interface *interface); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index a8d879a..32ff321 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -643,15 +643,21 @@ static int hub_configure(struct usb_hub *hub, message = "can't get hub status"; goto fail; } - cpu_to_le16s(&hubstatus); - if ((hubstatus & (1 << USB_DEVICE_SELF_POWERED)) == 0) { + le16_to_cpus(&hubstatus); + if (hdev == hdev->bus->root_hub) { + struct usb_hcd *hcd = + container_of(hdev->bus, struct usb_hcd, self); + + hub->power_budget = min(500u, hcd->power_budget) / 2; + } else if ((hubstatus & (1 << USB_DEVICE_SELF_POWERED)) == 0) { dev_dbg(hub_dev, "hub controller current requirement: %dmA\n", hub->descriptor->bHubContrCurrent); hub->power_budget = (501 - hub->descriptor->bHubContrCurrent) / 2; + } + if (hub->power_budget) dev_dbg(hub_dev, "%dmA bus power budget for children\n", hub->power_budget * 2); - } ret = hub_hub_status(hub, &hubstatus, &hubchange); @@ -1727,7 +1733,7 @@ static int finish_port_resume(struct usb_device *udev) struct usb_driver *driver; intf = udev->actconfig->interface[i]; - if (intf->dev.power.power_state == PMSG_SUSPEND) + if (intf->dev.power.power_state == PMSG_ON) continue; if (!intf->dev.driver) { /* FIXME maybe force to alt 0 */ @@ -2787,6 +2793,11 @@ static void hub_events(void) hub->activating = 0; + /* If this is a root hub, tell the HCD it's okay to + * re-enable port-change interrupts now. */ + if (!hdev->parent) + usb_enable_root_hub_irq(hdev->bus); + loop: usb_unlock_device(hdev); usb_put_intf(intf); diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h index d114b84..53bf564 100644 --- a/drivers/usb/core/hub.h +++ b/drivers/usb/core/hub.h @@ -224,15 +224,4 @@ struct usb_hub { struct work_struct leds; }; -/* use this for low-powered root hubs */ -static inline void -hub_set_power_budget (struct usb_device *hubdev, unsigned mA) -{ - struct usb_hub *hub; - - hub = (struct usb_hub *) - usb_get_intfdata (hubdev->actconfig->interface[0]); - hub->power_budget = min(mA,(unsigned)500)/2; -} - #endif /* __LINUX_HUB_H */ diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 3b24f9f..ff075a5 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -53,6 +53,9 @@ config USB_GADGET_DEBUG_FILES driver on a new board. Enable these files by choosing "Y" here. If in doubt, or to conserve kernel memory, say "N". +config USB_GADGET_SELECTED + boolean + # # USB Peripheral Controller Support # @@ -85,6 +88,7 @@ config USB_NET2280 tristate depends on USB_GADGET_NET2280 default USB_GADGET + select USB_GADGET_SELECTED config USB_GADGET_PXA2XX boolean "PXA 25x or IXP 4xx" @@ -105,6 +109,7 @@ config USB_PXA2XX tristate depends on USB_GADGET_PXA2XX default USB_GADGET + select USB_GADGET_SELECTED # if there's only one gadget driver, using only two bulk endpoints, # don't waste memory for the other endpoints @@ -134,6 +139,7 @@ config USB_GOKU tristate depends on USB_GADGET_GOKU default USB_GADGET + select USB_GADGET_SELECTED config USB_GADGET_LH7A40X @@ -146,6 +152,7 @@ config USB_LH7A40X tristate depends on USB_GADGET_LH7A40X default USB_GADGET + select USB_GADGET_SELECTED config USB_GADGET_OMAP @@ -167,6 +174,7 @@ config USB_OMAP tristate depends on USB_GADGET_OMAP default USB_GADGET + select USB_GADGET_SELECTED config USB_OTG boolean "OTG Support" @@ -207,6 +215,7 @@ config USB_DUMMY_HCD tristate depends on USB_GADGET_DUMMY_HCD default USB_GADGET + select USB_GADGET_SELECTED # NOTE: Please keep dummy_hcd LAST so that "real hardware" appears # first and will be selected by default. @@ -226,7 +235,7 @@ config USB_GADGET_DUALSPEED # choice tristate "USB Gadget Drivers" - depends on USB_GADGET + depends on USB_GADGET && USB_GADGET_SELECTED default USB_ETH help A Linux "Gadget Driver" talks to the USB Peripheral Controller diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c index c039d2f..4d69267 100644 --- a/drivers/usb/gadget/dummy_hcd.c +++ b/drivers/usb/gadget/dummy_hcd.c @@ -65,7 +65,7 @@ #define DRIVER_DESC "USB Host+Gadget Emulator" -#define DRIVER_VERSION "17 Dec 2004" +#define DRIVER_VERSION "02 May 2005" static const char driver_name [] = "dummy_hcd"; static const char driver_desc [] = "USB Host+Gadget Emulator"; @@ -141,6 +141,8 @@ static const char *const ep_name [] = { }; #define DUMMY_ENDPOINTS (sizeof(ep_name)/sizeof(char *)) +/*-------------------------------------------------------------------------*/ + #define FIFO_SIZE 64 struct urbp { @@ -148,6 +150,13 @@ struct urbp { struct list_head urbp_list; }; + +enum dummy_rh_state { + DUMMY_RH_RESET, + DUMMY_RH_SUSPENDED, + DUMMY_RH_RUNNING +}; + struct dummy { spinlock_t lock; @@ -161,12 +170,18 @@ struct dummy { struct dummy_request fifo_req; u8 fifo_buf [FIFO_SIZE]; u16 devstatus; + unsigned udc_suspended:1; + unsigned pullup:1; + unsigned active:1; + unsigned old_active:1; /* * MASTER/HOST side support */ + enum dummy_rh_state rh_state; struct timer_list timer; u32 port_status; + u32 old_status; unsigned resuming:1; unsigned long re_timeout; @@ -189,6 +204,11 @@ static inline struct device *dummy_dev (struct dummy *dum) return dummy_to_hcd(dum)->self.controller; } +static inline struct device *udc_dev (struct dummy *dum) +{ + return dum->gadget.dev.parent; +} + static inline struct dummy *ep_to_dummy (struct dummy_ep *ep) { return container_of (ep->gadget, struct dummy, gadget); @@ -208,16 +228,98 @@ static struct dummy *the_controller; /*-------------------------------------------------------------------------*/ -/* - * This "hardware" may look a bit odd in diagnostics since it's got both - * host and device sides; and it binds different drivers to each side. - */ -static struct platform_device the_pdev; +/* SLAVE/GADGET SIDE UTILITY ROUTINES */ -static struct device_driver dummy_driver = { - .name = (char *) driver_name, - .bus = &platform_bus_type, -}; +/* called with spinlock held */ +static void nuke (struct dummy *dum, struct dummy_ep *ep) +{ + while (!list_empty (&ep->queue)) { + struct dummy_request *req; + + req = list_entry (ep->queue.next, struct dummy_request, queue); + list_del_init (&req->queue); + req->req.status = -ESHUTDOWN; + + spin_unlock (&dum->lock); + req->req.complete (&ep->ep, &req->req); + spin_lock (&dum->lock); + } +} + +/* caller must hold lock */ +static void +stop_activity (struct dummy *dum) +{ + struct dummy_ep *ep; + + /* prevent any more requests */ + dum->address = 0; + + /* The timer is left running so that outstanding URBs can fail */ + + /* nuke any pending requests first, so driver i/o is quiesced */ + list_for_each_entry (ep, &dum->gadget.ep_list, ep.ep_list) + nuke (dum, ep); + + /* driver now does any non-usb quiescing necessary */ +} + +/* caller must hold lock */ +static void +set_link_state (struct dummy *dum) +{ + dum->active = 0; + if ((dum->port_status & USB_PORT_STAT_POWER) == 0) + dum->port_status = 0; + + /* UDC suspend must cause a disconnect */ + else if (!dum->pullup || dum->udc_suspended) { + dum->port_status &= ~(USB_PORT_STAT_CONNECTION | + USB_PORT_STAT_ENABLE | + USB_PORT_STAT_LOW_SPEED | + USB_PORT_STAT_HIGH_SPEED | + USB_PORT_STAT_SUSPEND); + if ((dum->old_status & USB_PORT_STAT_CONNECTION) != 0) + dum->port_status |= (USB_PORT_STAT_C_CONNECTION << 16); + } else { + dum->port_status |= USB_PORT_STAT_CONNECTION; + if ((dum->old_status & USB_PORT_STAT_CONNECTION) == 0) + dum->port_status |= (USB_PORT_STAT_C_CONNECTION << 16); + if ((dum->port_status & USB_PORT_STAT_ENABLE) == 0) + dum->port_status &= ~USB_PORT_STAT_SUSPEND; + else if ((dum->port_status & USB_PORT_STAT_SUSPEND) == 0 && + dum->rh_state != DUMMY_RH_SUSPENDED) + dum->active = 1; + } + + if ((dum->port_status & USB_PORT_STAT_ENABLE) == 0 || dum->active) + dum->resuming = 0; + + if ((dum->port_status & USB_PORT_STAT_CONNECTION) == 0 || + (dum->port_status & USB_PORT_STAT_RESET) != 0) { + if ((dum->old_status & USB_PORT_STAT_CONNECTION) != 0 && + (dum->old_status & USB_PORT_STAT_RESET) == 0 && + dum->driver) { + stop_activity (dum); + spin_unlock (&dum->lock); + dum->driver->disconnect (&dum->gadget); + spin_lock (&dum->lock); + } + } else if (dum->active != dum->old_active) { + if (dum->old_active && dum->driver->suspend) { + spin_unlock (&dum->lock); + dum->driver->suspend (&dum->gadget); + spin_lock (&dum->lock); + } else if (!dum->old_active && dum->driver->resume) { + spin_unlock (&dum->lock); + dum->driver->resume (&dum->gadget); + spin_lock (&dum->lock); + } + } + + dum->old_status = dum->port_status; + dum->old_active = dum->active; +} /*-------------------------------------------------------------------------*/ @@ -324,7 +426,7 @@ dummy_enable (struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc) _ep->maxpacket = max; ep->desc = desc; - dev_dbg (dummy_dev(dum), "enabled %s (ep%d%s-%s) maxpacket %d\n", + dev_dbg (udc_dev(dum), "enabled %s (ep%d%s-%s) maxpacket %d\n", _ep->name, desc->bEndpointAddress & 0x0f, (desc->bEndpointAddress & USB_DIR_IN) ? "in" : "out", @@ -345,22 +447,6 @@ done: return retval; } -/* called with spinlock held */ -static void nuke (struct dummy *dum, struct dummy_ep *ep) -{ - while (!list_empty (&ep->queue)) { - struct dummy_request *req; - - req = list_entry (ep->queue.next, struct dummy_request, queue); - list_del_init (&req->queue); - req->req.status = -ESHUTDOWN; - - spin_unlock (&dum->lock); - req->req.complete (&ep->ep, &req->req); - spin_lock (&dum->lock); - } -} - static int dummy_disable (struct usb_ep *_ep) { struct dummy_ep *ep; @@ -379,7 +465,7 @@ static int dummy_disable (struct usb_ep *_ep) nuke (dum, ep); spin_unlock_irqrestore (&dum->lock, flags); - dev_dbg (dummy_dev(dum), "disabled %s\n", _ep->name); + dev_dbg (udc_dev(dum), "disabled %s\n", _ep->name); return retval; } @@ -474,7 +560,7 @@ dummy_queue (struct usb_ep *_ep, struct usb_request *_req, int mem_flags) return -ESHUTDOWN; #if 0 - dev_dbg (dummy_dev(dum), "ep %p queue req %p to %s, len %d buf %p\n", + dev_dbg (udc_dev(dum), "ep %p queue req %p to %s, len %d buf %p\n", ep, _req, _ep->name, _req->length, _req->buf); #endif @@ -537,7 +623,7 @@ static int dummy_dequeue (struct usb_ep *_ep, struct usb_request *_req) spin_unlock_irqrestore (&dum->lock, flags); if (retval == 0) { - dev_dbg (dummy_dev(dum), + dev_dbg (udc_dev(dum), "dequeued req %p from %s, len %d buf %p\n", req, _ep->name, _req->length, _req->buf); _req->complete (_ep, _req); @@ -601,13 +687,21 @@ static int dummy_wakeup (struct usb_gadget *_gadget) struct dummy *dum; dum = gadget_to_dummy (_gadget); - if ((dum->devstatus & (1 << USB_DEVICE_REMOTE_WAKEUP)) == 0 - || !(dum->port_status & (1 << USB_PORT_FEAT_SUSPEND))) + if (!(dum->devstatus & ( (1 << USB_DEVICE_B_HNP_ENABLE) + | (1 << USB_DEVICE_REMOTE_WAKEUP)))) return -EINVAL; + if ((dum->port_status & USB_PORT_STAT_CONNECTION) == 0) + return -ENOLINK; + if ((dum->port_status & USB_PORT_STAT_SUSPEND) == 0 && + dum->rh_state != DUMMY_RH_SUSPENDED) + return -EIO; + + /* FIXME: What if the root hub is suspended but the port isn't? */ /* hub notices our request, issues downstream resume, etc */ dum->resuming = 1; - dum->port_status |= (1 << USB_PORT_FEAT_C_SUSPEND); + dum->re_timeout = jiffies + msecs_to_jiffies(20); + mod_timer (&dummy_to_hcd (dum)->rh_timer, dum->re_timeout); return 0; } @@ -623,10 +717,26 @@ static int dummy_set_selfpowered (struct usb_gadget *_gadget, int value) return 0; } +static int dummy_pullup (struct usb_gadget *_gadget, int value) +{ + struct dummy *dum; + unsigned long flags; + + dum = gadget_to_dummy (_gadget); + spin_lock_irqsave (&dum->lock, flags); + dum->pullup = (value != 0); + set_link_state (dum); + spin_unlock_irqrestore (&dum->lock, flags); + + usb_hcd_poll_rh_status (dummy_to_hcd (dum)); + return 0; +} + static const struct usb_gadget_ops dummy_ops = { .get_frame = dummy_g_get_frame, .wakeup = dummy_wakeup, .set_selfpowered = dummy_set_selfpowered, + .pullup = dummy_pullup, }; /*-------------------------------------------------------------------------*/ @@ -641,7 +751,7 @@ show_function (struct device *dev, struct device_attribute *attr, char *buf) return 0; return scnprintf (buf, PAGE_SIZE, "%s\n", dum->driver->function); } -DEVICE_ATTR (function, S_IRUGO, show_function, NULL); +static DEVICE_ATTR (function, S_IRUGO, show_function, NULL); /*-------------------------------------------------------------------------*/ @@ -659,38 +769,6 @@ DEVICE_ATTR (function, S_IRUGO, show_function, NULL); * for each driver that registers: just add to a big root hub. */ -static void -dummy_udc_release (struct device *dev) -{ -} - -static void -dummy_pdev_release (struct device *dev) -{ -} - -static int -dummy_register_udc (struct dummy *dum) -{ - int rc; - - strcpy (dum->gadget.dev.bus_id, "udc"); - dum->gadget.dev.parent = dummy_dev(dum); - dum->gadget.dev.release = dummy_udc_release; - - rc = device_register (&dum->gadget.dev); - if (rc == 0) - device_create_file (&dum->gadget.dev, &dev_attr_function); - return rc; -} - -static void -dummy_unregister_udc (struct dummy *dum) -{ - device_remove_file (&dum->gadget.dev, &dev_attr_function); - device_unregister (&dum->gadget.dev); -} - int usb_gadget_register_driver (struct usb_gadget_driver *driver) { @@ -709,12 +787,8 @@ usb_gadget_register_driver (struct usb_gadget_driver *driver) * SLAVE side init ... the layer above hardware, which * can't enumerate without help from the driver we're binding. */ - dum->gadget.name = gadget_name; - dum->gadget.ops = &dummy_ops; - dum->gadget.is_dualspeed = 1; dum->devstatus = 0; - dum->resuming = 0; INIT_LIST_HEAD (&dum->gadget.ep_list); for (i = 0; i < DUMMY_ENDPOINTS; i++) { @@ -740,7 +814,7 @@ usb_gadget_register_driver (struct usb_gadget_driver *driver) dum->driver = driver; dum->gadget.dev.driver = &driver->driver; - dev_dbg (dummy_dev(dum), "binding gadget driver '%s'\n", + dev_dbg (udc_dev(dum), "binding gadget driver '%s'\n", driver->driver.name); if ((retval = driver->bind (&dum->gadget)) != 0) { dum->driver = NULL; @@ -748,42 +822,21 @@ usb_gadget_register_driver (struct usb_gadget_driver *driver) return retval; } - // FIXME: Check these calls for errors and re-order driver->driver.bus = dum->gadget.dev.parent->bus; driver_register (&driver->driver); - device_bind_driver (&dum->gadget.dev); /* khubd will enumerate this in a while */ - dum->port_status |= USB_PORT_STAT_CONNECTION - | (1 << USB_PORT_FEAT_C_CONNECTION); + spin_lock_irq (&dum->lock); + dum->pullup = 1; + set_link_state (dum); + spin_unlock_irq (&dum->lock); + + usb_hcd_poll_rh_status (dummy_to_hcd (dum)); return 0; } EXPORT_SYMBOL (usb_gadget_register_driver); -/* caller must hold lock */ -static void -stop_activity (struct dummy *dum, struct usb_gadget_driver *driver) -{ - struct dummy_ep *ep; - - /* prevent any more requests */ - dum->address = 0; - - /* The timer is left running so that outstanding URBs can fail */ - - /* nuke any pending requests first, so driver i/o is quiesced */ - list_for_each_entry (ep, &dum->gadget.ep_list, ep.ep_list) - nuke (dum, ep); - - /* driver now does any non-usb quiescing necessary */ - if (driver) { - spin_unlock (&dum->lock); - driver->disconnect (&dum->gadget); - spin_lock (&dum->lock); - } -} - int usb_gadget_unregister_driver (struct usb_gadget_driver *driver) { @@ -795,35 +848,138 @@ usb_gadget_unregister_driver (struct usb_gadget_driver *driver) if (!driver || driver != dum->driver) return -EINVAL; - dev_dbg (dummy_dev(dum), "unregister gadget driver '%s'\n", + dev_dbg (udc_dev(dum), "unregister gadget driver '%s'\n", driver->driver.name); spin_lock_irqsave (&dum->lock, flags); - stop_activity (dum, driver); - dum->port_status &= ~(USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE | - USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED); - dum->port_status |= (1 << USB_PORT_FEAT_C_CONNECTION); + dum->pullup = 0; + set_link_state (dum); spin_unlock_irqrestore (&dum->lock, flags); driver->unbind (&dum->gadget); dum->driver = NULL; device_release_driver (&dum->gadget.dev); - driver_unregister (&driver->driver); + spin_lock_irqsave (&dum->lock, flags); + dum->pullup = 0; + set_link_state (dum); + spin_unlock_irqrestore (&dum->lock, flags); + + usb_hcd_poll_rh_status (dummy_to_hcd (dum)); return 0; } EXPORT_SYMBOL (usb_gadget_unregister_driver); #undef is_enabled +/* just declare this in any driver that really need it */ +extern int net2280_set_fifo_mode (struct usb_gadget *gadget, int mode); + int net2280_set_fifo_mode (struct usb_gadget *gadget, int mode) { return -ENOSYS; } EXPORT_SYMBOL (net2280_set_fifo_mode); + +/* The gadget structure is stored inside the hcd structure and will be + * released along with it. */ +static void +dummy_gadget_release (struct device *dev) +{ +#if 0 /* usb_bus_put isn't EXPORTed! */ + struct dummy *dum = gadget_dev_to_dummy (dev); + + usb_bus_put (&dummy_to_hcd (dum)->self); +#endif +} + +static int dummy_udc_probe (struct device *dev) +{ + struct dummy *dum = the_controller; + int rc; + + dum->gadget.name = gadget_name; + dum->gadget.ops = &dummy_ops; + dum->gadget.is_dualspeed = 1; + + /* maybe claim OTG support, though we won't complete HNP */ + dum->gadget.is_otg = (dummy_to_hcd(dum)->self.otg_port != 0); + + strcpy (dum->gadget.dev.bus_id, "gadget"); + dum->gadget.dev.parent = dev; + dum->gadget.dev.release = dummy_gadget_release; + rc = device_register (&dum->gadget.dev); + if (rc < 0) + return rc; + +#if 0 /* usb_bus_get isn't EXPORTed! */ + usb_bus_get (&dummy_to_hcd (dum)->self); +#endif + + dev_set_drvdata (dev, dum); + device_create_file (&dum->gadget.dev, &dev_attr_function); + return rc; +} + +static int dummy_udc_remove (struct device *dev) +{ + struct dummy *dum = dev_get_drvdata (dev); + + dev_set_drvdata (dev, NULL); + device_remove_file (&dum->gadget.dev, &dev_attr_function); + device_unregister (&dum->gadget.dev); + return 0; +} + +static int dummy_udc_suspend (struct device *dev, pm_message_t state, + u32 level) +{ + struct dummy *dum = dev_get_drvdata(dev); + + if (level != SUSPEND_DISABLE) + return 0; + + dev_dbg (dev, "%s\n", __FUNCTION__); + spin_lock_irq (&dum->lock); + dum->udc_suspended = 1; + set_link_state (dum); + spin_unlock_irq (&dum->lock); + + dev->power.power_state = state; + usb_hcd_poll_rh_status (dummy_to_hcd (dum)); + return 0; +} + +static int dummy_udc_resume (struct device *dev, u32 level) +{ + struct dummy *dum = dev_get_drvdata(dev); + + if (level != RESUME_ENABLE) + return 0; + + dev_dbg (dev, "%s\n", __FUNCTION__); + spin_lock_irq (&dum->lock); + dum->udc_suspended = 0; + set_link_state (dum); + spin_unlock_irq (&dum->lock); + + dev->power.power_state = PMSG_ON; + usb_hcd_poll_rh_status (dummy_to_hcd (dum)); + return 0; +} + +static struct device_driver dummy_udc_driver = { + .name = (char *) gadget_name, + .bus = &platform_bus_type, + .probe = dummy_udc_probe, + .remove = dummy_udc_remove, + .suspend = dummy_udc_suspend, + .resume = dummy_udc_resume, +}; + /*-------------------------------------------------------------------------*/ /* MASTER/HOST SIDE DRIVER @@ -880,7 +1036,16 @@ static int dummy_urb_enqueue ( static int dummy_urb_dequeue (struct usb_hcd *hcd, struct urb *urb) { - /* giveback happens automatically in timer callback */ + struct dummy *dum; + unsigned long flags; + + /* giveback happens automatically in timer callback, + * so make sure the callback happens */ + dum = hcd_to_dummy (hcd); + spin_lock_irqsave (&dum->lock, flags); + if (dum->rh_state != DUMMY_RH_RUNNING && !list_empty(&dum->urbp_list)) + mod_timer (&dum->timer, jiffies); + spin_unlock_irqrestore (&dum->lock, flags); return 0; } @@ -1025,7 +1190,6 @@ static int periodic_bytes (struct dummy *dum, struct dummy_ep *ep) /* high bandwidth mode */ tmp = le16_to_cpu(ep->desc->wMaxPacketSize); - tmp = le16_to_cpu (tmp); tmp = (tmp >> 11) & 0x03; tmp *= 8 /* applies to entire frame */; limit += limit * tmp; @@ -1123,7 +1287,8 @@ restart: if (urb->status != -EINPROGRESS) { /* likely it was just unlinked */ goto return_urb; - } + } else if (dum->rh_state != DUMMY_RH_RUNNING) + continue; type = usb_pipetype (urb->pipe); /* used up this frame's non-periodic bandwidth? @@ -1168,12 +1333,14 @@ restart: struct usb_ctrlrequest setup; int value = 1; struct dummy_ep *ep2; + unsigned w_index; + unsigned w_value; setup = *(struct usb_ctrlrequest*) urb->setup_packet; - le16_to_cpus (&setup.wIndex); - le16_to_cpus (&setup.wValue); - le16_to_cpus (&setup.wLength); - if (setup.wLength != urb->transfer_buffer_length) { + w_index = le16_to_cpu(setup.wIndex); + w_value = le16_to_cpu(setup.wValue); + if (le16_to_cpu(setup.wLength) != + urb->transfer_buffer_length) { maybe_set_status (urb, -EOVERFLOW); goto return_urb; } @@ -1182,7 +1349,7 @@ restart: list_for_each_entry (req, &ep->queue, queue) { list_del_init (&req->queue); req->req.status = -EOVERFLOW; - dev_dbg (dummy_dev(dum), "stale req = %p\n", + dev_dbg (udc_dev(dum), "stale req = %p\n", req); spin_unlock (&dum->lock); @@ -1203,31 +1370,40 @@ restart: case USB_REQ_SET_ADDRESS: if (setup.bRequestType != Dev_Request) break; - dum->address = setup.wValue; + dum->address = w_value; maybe_set_status (urb, 0); - dev_dbg (dummy_dev(dum), "set_address = %d\n", - setup.wValue); + dev_dbg (udc_dev(dum), "set_address = %d\n", + w_value); value = 0; break; case USB_REQ_SET_FEATURE: if (setup.bRequestType == Dev_Request) { value = 0; - switch (setup.wValue) { + switch (w_value) { case USB_DEVICE_REMOTE_WAKEUP: break; + case USB_DEVICE_B_HNP_ENABLE: + dum->gadget.b_hnp_enable = 1; + break; + case USB_DEVICE_A_HNP_SUPPORT: + dum->gadget.a_hnp_support = 1; + break; + case USB_DEVICE_A_ALT_HNP_SUPPORT: + dum->gadget.a_alt_hnp_support + = 1; + break; default: value = -EOPNOTSUPP; } if (value == 0) { dum->devstatus |= - (1 << setup.wValue); + (1 << w_value); maybe_set_status (urb, 0); } } else if (setup.bRequestType == Ep_Request) { // endpoint halt - ep2 = find_endpoint (dum, - setup.wIndex); + ep2 = find_endpoint (dum, w_index); if (!ep2) { value = -EOPNOTSUPP; break; @@ -1239,7 +1415,7 @@ restart: break; case USB_REQ_CLEAR_FEATURE: if (setup.bRequestType == Dev_Request) { - switch (setup.wValue) { + switch (w_value) { case USB_DEVICE_REMOTE_WAKEUP: dum->devstatus &= ~(1 << USB_DEVICE_REMOTE_WAKEUP); @@ -1252,8 +1428,7 @@ restart: } } else if (setup.bRequestType == Ep_Request) { // endpoint halt - ep2 = find_endpoint (dum, - setup.wIndex); + ep2 = find_endpoint (dum, w_index); if (!ep2) { value = -EOPNOTSUPP; break; @@ -1279,7 +1454,7 @@ restart: if (urb->transfer_buffer_length > 0) { if (setup.bRequestType == Ep_InRequest) { - ep2 = find_endpoint (dum, setup.wIndex); + ep2 = find_endpoint (dum, w_index); if (!ep2) { value = -EOPNOTSUPP; break; @@ -1321,7 +1496,7 @@ restart: if (value < 0) { if (value != -EOPNOTSUPP) - dev_dbg (dummy_dev(dum), + dev_dbg (udc_dev(dum), "setup --> %d\n", value); maybe_set_status (urb, -EPIPE); @@ -1377,12 +1552,12 @@ return_urb: goto restart; } - /* want a 1 msec delay here */ - if (!list_empty (&dum->urbp_list)) - mod_timer (&dum->timer, jiffies + msecs_to_jiffies(1)); - else { + if (list_empty (&dum->urbp_list)) { usb_put_dev (dum->udev); dum->udev = NULL; + } else if (dum->rh_state == DUMMY_RH_RUNNING) { + /* want a 1 msec delay here */ + mod_timer (&dum->timer, jiffies + msecs_to_jiffies(1)); } spin_unlock_irqrestore (&dum->lock, flags); @@ -1391,29 +1566,39 @@ return_urb: /*-------------------------------------------------------------------------*/ #define PORT_C_MASK \ - ((1 << USB_PORT_FEAT_C_CONNECTION) \ - | (1 << USB_PORT_FEAT_C_ENABLE) \ - | (1 << USB_PORT_FEAT_C_SUSPEND) \ - | (1 << USB_PORT_FEAT_C_OVER_CURRENT) \ - | (1 << USB_PORT_FEAT_C_RESET)) + ((USB_PORT_STAT_C_CONNECTION \ + | USB_PORT_STAT_C_ENABLE \ + | USB_PORT_STAT_C_SUSPEND \ + | USB_PORT_STAT_C_OVERCURRENT \ + | USB_PORT_STAT_C_RESET) << 16) static int dummy_hub_status (struct usb_hcd *hcd, char *buf) { struct dummy *dum; unsigned long flags; - int retval; + int retval = 0; dum = hcd_to_dummy (hcd); spin_lock_irqsave (&dum->lock, flags); - if (!(dum->port_status & PORT_C_MASK)) - retval = 0; - else { + if (hcd->state != HC_STATE_RUNNING) + goto done; + + if (dum->resuming && time_after_eq (jiffies, dum->re_timeout)) { + dum->port_status |= (USB_PORT_STAT_C_SUSPEND << 16); + dum->port_status &= ~USB_PORT_STAT_SUSPEND; + set_link_state (dum); + } + + if ((dum->port_status & PORT_C_MASK) != 0) { *buf = (1 << 1); dev_dbg (dummy_dev(dum), "port status 0x%08x has changes\n", - dum->port_status); + dum->port_status); retval = 1; + if (dum->rh_state == DUMMY_RH_SUSPENDED) + usb_hcd_resume_root_hub (hcd); } +done: spin_unlock_irqrestore (&dum->lock, flags); return retval; } @@ -1424,7 +1609,8 @@ hub_descriptor (struct usb_hub_descriptor *desc) memset (desc, 0, sizeof *desc); desc->bDescriptorType = 0x29; desc->bDescLength = 9; - desc->wHubCharacteristics = __constant_cpu_to_le16 (0x0001); + desc->wHubCharacteristics = (__force __u16) + (__constant_cpu_to_le16 (0x0001)); desc->bNbrPorts = 1; desc->bitmap [0] = 0xff; desc->bitmap [1] = 0xff; @@ -1442,6 +1628,9 @@ static int dummy_hub_control ( int retval = 0; unsigned long flags; + if (hcd->state != HC_STATE_RUNNING) + return -ETIMEDOUT; + dum = hcd_to_dummy (hcd); spin_lock_irqsave (&dum->lock, flags); switch (typeReq) { @@ -1450,27 +1639,27 @@ static int dummy_hub_control ( case ClearPortFeature: switch (wValue) { case USB_PORT_FEAT_SUSPEND: - if (dum->port_status & (1 << USB_PORT_FEAT_SUSPEND)) { + if (dum->port_status & USB_PORT_STAT_SUSPEND) { /* 20msec resume signaling */ dum->resuming = 1; dum->re_timeout = jiffies + - msecs_to_jiffies(20); + msecs_to_jiffies(20); } break; case USB_PORT_FEAT_POWER: - dum->port_status = 0; - dum->resuming = 0; - stop_activity(dum, dum->driver); - break; + if (dum->port_status & USB_PORT_STAT_POWER) + dev_dbg (dummy_dev(dum), "power-off\n"); + /* FALLS THROUGH */ default: dum->port_status &= ~(1 << wValue); + set_link_state (dum); } break; case GetHubDescriptor: hub_descriptor ((struct usb_hub_descriptor *) buf); break; case GetHubStatus: - *(u32 *) buf = __constant_cpu_to_le32 (0); + *(__le32 *) buf = __constant_cpu_to_le32 (0); break; case GetPortStatus: if (wIndex != 1) @@ -1479,23 +1668,16 @@ static int dummy_hub_control ( /* whoever resets or resumes must GetPortStatus to * complete it!! */ - if (dum->resuming && time_after (jiffies, dum->re_timeout)) { - dum->port_status |= (1 << USB_PORT_FEAT_C_SUSPEND); - dum->port_status &= ~(1 << USB_PORT_FEAT_SUSPEND); - dum->resuming = 0; - dum->re_timeout = 0; - if (dum->driver && dum->driver->resume) { - spin_unlock (&dum->lock); - dum->driver->resume (&dum->gadget); - spin_lock (&dum->lock); - } + if (dum->resuming && + time_after_eq (jiffies, dum->re_timeout)) { + dum->port_status |= (USB_PORT_STAT_C_SUSPEND << 16); + dum->port_status &= ~USB_PORT_STAT_SUSPEND; } - if ((dum->port_status & (1 << USB_PORT_FEAT_RESET)) != 0 - && time_after (jiffies, dum->re_timeout)) { - dum->port_status |= (1 << USB_PORT_FEAT_C_RESET); - dum->port_status &= ~(1 << USB_PORT_FEAT_RESET); - dum->re_timeout = 0; - if (dum->driver) { + if ((dum->port_status & USB_PORT_STAT_RESET) != 0 && + time_after_eq (jiffies, dum->re_timeout)) { + dum->port_status |= (USB_PORT_STAT_C_RESET << 16); + dum->port_status &= ~USB_PORT_STAT_RESET; + if (dum->pullup) { dum->port_status |= USB_PORT_STAT_ENABLE; /* give it the best speed we agree on */ dum->gadget.speed = dum->driver->speed; @@ -1516,8 +1698,9 @@ static int dummy_hub_control ( } } } - ((u16 *) buf)[0] = cpu_to_le16 (dum->port_status); - ((u16 *) buf)[1] = cpu_to_le16 (dum->port_status >> 16); + set_link_state (dum); + ((__le16 *) buf)[0] = cpu_to_le16 (dum->port_status); + ((__le16 *) buf)[1] = cpu_to_le16 (dum->port_status >> 16); break; case SetHubFeature: retval = -EPIPE; @@ -1525,36 +1708,37 @@ static int dummy_hub_control ( case SetPortFeature: switch (wValue) { case USB_PORT_FEAT_SUSPEND: - if ((dum->port_status & (1 << USB_PORT_FEAT_SUSPEND)) - == 0) { - dum->port_status |= - (1 << USB_PORT_FEAT_SUSPEND); - if (dum->driver && dum->driver->suspend) { - spin_unlock (&dum->lock); - dum->driver->suspend (&dum->gadget); - spin_lock (&dum->lock); - } + if (dum->active) { + dum->port_status |= USB_PORT_STAT_SUSPEND; + + /* HNP would happen here; for now we + * assume b_bus_req is always true. + */ + set_link_state (dum); + if (((1 << USB_DEVICE_B_HNP_ENABLE) + & dum->devstatus) != 0) + dev_dbg (dummy_dev(dum), + "no HNP yet!\n"); } break; + case USB_PORT_FEAT_POWER: + dum->port_status |= USB_PORT_STAT_POWER; + set_link_state (dum); + break; case USB_PORT_FEAT_RESET: - /* if it's already running, disconnect first */ - if (dum->port_status & USB_PORT_STAT_ENABLE) { - dum->port_status &= ~(USB_PORT_STAT_ENABLE - | USB_PORT_STAT_LOW_SPEED - | USB_PORT_STAT_HIGH_SPEED); - if (dum->driver) { - dev_dbg (dummy_dev(dum), - "disconnect\n"); - stop_activity (dum, dum->driver); - } - - /* FIXME test that code path! */ - } + /* if it's already enabled, disable */ + dum->port_status &= ~(USB_PORT_STAT_ENABLE + | USB_PORT_STAT_LOW_SPEED + | USB_PORT_STAT_HIGH_SPEED); + dum->devstatus = 0; /* 50msec reset signaling */ dum->re_timeout = jiffies + msecs_to_jiffies(50); - /* FALLTHROUGH */ + /* FALLS THROUGH */ default: - dum->port_status |= (1 << wValue); + if ((dum->port_status & USB_PORT_STAT_POWER) != 0) { + dum->port_status |= (1 << wValue); + set_link_state (dum); + } } break; @@ -1567,9 +1751,35 @@ static int dummy_hub_control ( retval = -EPIPE; } spin_unlock_irqrestore (&dum->lock, flags); + + if ((dum->port_status & PORT_C_MASK) != 0) + usb_hcd_poll_rh_status (hcd); return retval; } +static int dummy_hub_suspend (struct usb_hcd *hcd) +{ + struct dummy *dum = hcd_to_dummy (hcd); + + spin_lock_irq (&dum->lock); + dum->rh_state = DUMMY_RH_SUSPENDED; + set_link_state (dum); + spin_unlock_irq (&dum->lock); + return 0; +} + +static int dummy_hub_resume (struct usb_hcd *hcd) +{ + struct dummy *dum = hcd_to_dummy (hcd); + + spin_lock_irq (&dum->lock); + dum->rh_state = DUMMY_RH_RUNNING; + set_link_state (dum); + if (!list_empty(&dum->urbp_list)) + mod_timer (&dum->timer, jiffies); + spin_unlock_irq (&dum->lock); + return 0; +} /*-------------------------------------------------------------------------*/ @@ -1625,8 +1835,6 @@ static DEVICE_ATTR (urbs, S_IRUGO, show_urbs, NULL); static int dummy_start (struct usb_hcd *hcd) { struct dummy *dum; - struct usb_device *root; - int retval; dum = hcd_to_dummy (hcd); @@ -1639,38 +1847,22 @@ static int dummy_start (struct usb_hcd *hcd) init_timer (&dum->timer); dum->timer.function = dummy_timer; dum->timer.data = (unsigned long) dum; + dum->rh_state = DUMMY_RH_RUNNING; INIT_LIST_HEAD (&dum->urbp_list); - root = usb_alloc_dev (NULL, &hcd->self, 0); - if (!root) - return -ENOMEM; - - /* root hub enters addressed state... */ - hcd->state = HC_STATE_RUNNING; - root->speed = USB_SPEED_HIGH; - - /* ...then configured, so khubd sees us. */ - if ((retval = usb_hcd_register_root_hub (root, hcd)) != 0) { - goto err1; - } - /* only show a low-power port: just 8mA */ - hub_set_power_budget (root, 8); + hcd->power_budget = 8; + hcd->state = HC_STATE_RUNNING; + hcd->uses_new_polling = 1; - if ((retval = dummy_register_udc (dum)) != 0) - goto err2; +#ifdef CONFIG_USB_OTG + hcd->self.otg_port = 1; +#endif /* FIXME 'urbs' should be a per-device thing, maybe in usbcore */ device_create_file (dummy_dev(dum), &dev_attr_urbs); return 0; - - err2: - usb_disconnect (&hcd->self.root_hub); - err1: - usb_put_dev (root); - hcd->state = HC_STATE_QUIESCING; - return retval; } static void dummy_stop (struct usb_hcd *hcd) @@ -1680,10 +1872,7 @@ static void dummy_stop (struct usb_hcd *hcd) dum = hcd_to_dummy (hcd); device_remove_file (dummy_dev(dum), &dev_attr_urbs); - usb_gadget_unregister_driver (dum->driver); - dummy_unregister_udc (dum); - dev_info (dummy_dev(dum), "stopped\n"); } @@ -1711,9 +1900,11 @@ static const struct hc_driver dummy_hcd = { .hub_status_data = dummy_hub_status, .hub_control = dummy_hub_control, + .hub_suspend = dummy_hub_suspend, + .hub_resume = dummy_hub_resume, }; -static int dummy_probe (struct device *dev) +static int dummy_hcd_probe (struct device *dev) { struct usb_hcd *hcd; int retval; @@ -1733,7 +1924,7 @@ static int dummy_probe (struct device *dev) return retval; } -static void dummy_remove (struct device *dev) +static int dummy_hcd_remove (struct device *dev) { struct usb_hcd *hcd; @@ -1741,53 +1932,127 @@ static void dummy_remove (struct device *dev) usb_remove_hcd (hcd); usb_put_hcd (hcd); the_controller = NULL; + return 0; } -/*-------------------------------------------------------------------------*/ - -static int dummy_pdev_detect (void) +static int dummy_hcd_suspend (struct device *dev, pm_message_t state, + u32 level) { - int retval; + struct usb_hcd *hcd; - retval = driver_register (&dummy_driver); - if (retval < 0) - return retval; + if (level != SUSPEND_DISABLE) + return 0; + + dev_dbg (dev, "%s\n", __FUNCTION__); + hcd = dev_get_drvdata (dev); - the_pdev.name = "hc"; - the_pdev.dev.driver = &dummy_driver; - the_pdev.dev.release = dummy_pdev_release; +#ifndef CONFIG_USB_SUSPEND + /* Otherwise this would never happen */ + usb_lock_device (hcd->self.root_hub); + dummy_hub_suspend (hcd); + usb_unlock_device (hcd->self.root_hub); +#endif - retval = platform_device_register (&the_pdev); - if (retval < 0) - driver_unregister (&dummy_driver); - return retval; + hcd->state = HC_STATE_SUSPENDED; + return 0; } -static void dummy_pdev_remove (void) +static int dummy_hcd_resume (struct device *dev, u32 level) { - platform_device_unregister (&the_pdev); - driver_unregister (&dummy_driver); + struct usb_hcd *hcd; + + if (level != RESUME_ENABLE) + return 0; + + dev_dbg (dev, "%s\n", __FUNCTION__); + hcd = dev_get_drvdata (dev); + hcd->state = HC_STATE_RUNNING; + +#ifndef CONFIG_USB_SUSPEND + /* Otherwise this would never happen */ + usb_lock_device (hcd->self.root_hub); + dummy_hub_resume (hcd); + usb_unlock_device (hcd->self.root_hub); +#endif + + usb_hcd_poll_rh_status (hcd); + return 0; } +static struct device_driver dummy_hcd_driver = { + .name = (char *) driver_name, + .bus = &platform_bus_type, + .probe = dummy_hcd_probe, + .remove = dummy_hcd_remove, + .suspend = dummy_hcd_suspend, + .resume = dummy_hcd_resume, +}; + /*-------------------------------------------------------------------------*/ +/* These don't need to do anything because the pdev structures are + * statically allocated. */ +static void +dummy_udc_release (struct device *dev) {} + +static void +dummy_hcd_release (struct device *dev) {} + +static struct platform_device the_udc_pdev = { + .name = (char *) gadget_name, + .id = -1, + .dev = { + .release = dummy_udc_release, + }, +}; + +static struct platform_device the_hcd_pdev = { + .name = (char *) driver_name, + .id = -1, + .dev = { + .release = dummy_hcd_release, + }, +}; + static int __init init (void) { int retval; if (usb_disabled ()) return -ENODEV; - if ((retval = dummy_pdev_detect ()) != 0) + + retval = driver_register (&dummy_hcd_driver); + if (retval < 0) return retval; - if ((retval = dummy_probe (&the_pdev.dev)) != 0) - dummy_pdev_remove (); + + retval = driver_register (&dummy_udc_driver); + if (retval < 0) + goto err_register_udc_driver; + + retval = platform_device_register (&the_hcd_pdev); + if (retval < 0) + goto err_register_hcd; + + retval = platform_device_register (&the_udc_pdev); + if (retval < 0) + goto err_register_udc; + return retval; + +err_register_udc: + platform_device_unregister (&the_hcd_pdev); +err_register_hcd: + driver_unregister (&dummy_udc_driver); +err_register_udc_driver: + driver_unregister (&dummy_hcd_driver); return retval; } module_init (init); static void __exit cleanup (void) { - dummy_remove (&the_pdev.dev); - dummy_pdev_remove (); + platform_device_unregister (&the_udc_pdev); + platform_device_unregister (&the_hcd_pdev); + driver_unregister (&dummy_udc_driver); + driver_unregister (&dummy_hcd_driver); } module_exit (cleanup); diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index 3f783cb..5bb53ae 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -84,18 +84,19 @@ */ #define DRIVER_DESC "Ethernet Gadget" -#define DRIVER_VERSION "Equinox 2004" +#define DRIVER_VERSION "May Day 2005" static const char shortname [] = "ether"; static const char driver_desc [] = DRIVER_DESC; #define RX_EXTRA 20 /* guard against rx overflows */ -#ifdef CONFIG_USB_ETH_RNDIS #include "rndis.h" -#else -#define rndis_init() 0 -#define rndis_exit() do{}while(0) + +#ifndef CONFIG_USB_ETH_RNDIS +#define rndis_uninit(x) do{}while(0) +#define rndis_deregister(c) do{}while(0) +#define rndis_exit() do{}while(0) #endif /* CDC and RNDIS support the same host-chosen outgoing packet filters. */ @@ -140,9 +141,6 @@ struct eth_dev { * It also ASSUMES a self-powered device, without remote wakeup, * although remote wakeup support would make sense. */ -static const char *EP_IN_NAME; -static const char *EP_OUT_NAME; -static const char *EP_STATUS_NAME; /*-------------------------------------------------------------------------*/ @@ -312,6 +310,7 @@ static inline int rndis_active(struct eth_dev *dev) #define FS_BPS (19 * 64 * 1 * 1000 * 8) #ifdef CONFIG_USB_GADGET_DUALSPEED +#define DEVSPEED USB_SPEED_HIGH static unsigned qmult = 5; module_param (qmult, uint, S_IRUGO|S_IWUSR); @@ -330,6 +329,8 @@ static inline int BITRATE(struct usb_gadget *g) } #else /* full speed (low speed doesn't do bulk) */ +#define DEVSPEED USB_SPEED_FULL + #define qlen(gadget) DEFAULT_QLEN static inline int BITRATE(struct usb_gadget *g) @@ -395,7 +396,8 @@ static inline int BITRATE(struct usb_gadget *g) #define STRING_SUBSET 8 #define STRING_RNDIS 9 -#define USB_BUFSIZ 256 /* holds our biggest descriptor */ +/* holds our biggest descriptor (or RNDIS response) */ +#define USB_BUFSIZ 256 /* * This device advertises one configuration, eth_config, unless RNDIS @@ -538,7 +540,7 @@ static const struct usb_cdc_call_mgmt_descriptor call_mgmt_descriptor = { .bDataInterface = 0x01, }; -static struct usb_cdc_acm_descriptor acm_descriptor = { +static const struct usb_cdc_acm_descriptor acm_descriptor = { .bLength = sizeof acm_descriptor, .bDescriptorType = USB_DT_CS_INTERFACE, .bDescriptorSubType = USB_CDC_ACM_TYPE, @@ -846,7 +848,7 @@ static const struct usb_descriptor_header *hs_rndis_function [] = { #else /* if there's no high speed support, maxpacket doesn't change. */ -#define ep_desc(g,hs,fs) fs +#define ep_desc(g,hs,fs) (((void)(g)), (fs)) static inline void __init hs_subset_descriptors(void) { @@ -946,10 +948,31 @@ config_buf (enum usb_device_speed speed, static void eth_start (struct eth_dev *dev, int gfp_flags); static int alloc_requests (struct eth_dev *dev, unsigned n, int gfp_flags); -#ifdef DEV_CONFIG_CDC -static inline int ether_alt_ep_setup (struct eth_dev *dev, struct usb_ep *ep) +static int +set_ether_config (struct eth_dev *dev, int gfp_flags) { - const struct usb_endpoint_descriptor *d; + int result = 0; + struct usb_gadget *gadget = dev->gadget; + + /* status endpoint used for RNDIS and (optionally) CDC */ + if (!subset_active(dev) && dev->status_ep) { + dev->status = ep_desc (gadget, &hs_status_desc, + &fs_status_desc); + dev->status_ep->driver_data = dev; + + result = usb_ep_enable (dev->status_ep, dev->status); + if (result != 0) { + DEBUG (dev, "enable %s --> %d\n", + dev->status_ep->name, result); + goto done; + } + } + + dev->in = ep_desc (dev->gadget, &hs_source_desc, &fs_source_desc); + dev->in_ep->driver_data = dev; + + dev->out = ep_desc (dev->gadget, &hs_sink_desc, &fs_sink_desc); + dev->out_ep->driver_data = dev; /* With CDC, the host isn't allowed to use these two data * endpoints in the default altsetting for the interface. @@ -959,135 +982,33 @@ static inline int ether_alt_ep_setup (struct eth_dev *dev, struct usb_ep *ep) * a side effect of setting a packet filter. Deactivation is * from REMOTE_NDIS_HALT_MSG, reset from REMOTE_NDIS_RESET_MSG. */ - - /* one endpoint writes data back IN to the host */ - if (strcmp (ep->name, EP_IN_NAME) == 0) { - d = ep_desc (dev->gadget, &hs_source_desc, &fs_source_desc); - ep->driver_data = dev; - dev->in = d; - - /* one endpoint just reads OUT packets */ - } else if (strcmp (ep->name, EP_OUT_NAME) == 0) { - d = ep_desc (dev->gadget, &hs_sink_desc, &fs_sink_desc); - ep->driver_data = dev; - dev->out = d; - - /* optional status/notification endpoint */ - } else if (EP_STATUS_NAME && - strcmp (ep->name, EP_STATUS_NAME) == 0) { - int result; - - d = ep_desc (dev->gadget, &hs_status_desc, &fs_status_desc); - result = usb_ep_enable (ep, d); - if (result < 0) - return result; - - ep->driver_data = dev; - dev->status = d; - } - return 0; -} -#endif - -#if defined(DEV_CONFIG_SUBSET) || defined(CONFIG_USB_ETH_RNDIS) -static inline int ether_ep_setup (struct eth_dev *dev, struct usb_ep *ep) -{ - int result; - const struct usb_endpoint_descriptor *d; - - /* CDC subset is simpler: if the device is there, - * it's live with rx and tx endpoints. - * - * Do this as a shortcut for RNDIS too. - */ - - /* one endpoint writes data back IN to the host */ - if (strcmp (ep->name, EP_IN_NAME) == 0) { - d = ep_desc (dev->gadget, &hs_source_desc, &fs_source_desc); - result = usb_ep_enable (ep, d); - if (result < 0) - return result; - - ep->driver_data = dev; - dev->in = d; - - /* one endpoint just reads OUT packets */ - } else if (strcmp (ep->name, EP_OUT_NAME) == 0) { - d = ep_desc (dev->gadget, &hs_sink_desc, &fs_sink_desc); - result = usb_ep_enable (ep, d); - if (result < 0) - return result; - - ep->driver_data = dev; - dev->out = d; - } - - return 0; -} -#endif - -static int -set_ether_config (struct eth_dev *dev, int gfp_flags) -{ - int result = 0; - struct usb_ep *ep; - struct usb_gadget *gadget = dev->gadget; - - gadget_for_each_ep (ep, gadget) { -#ifdef DEV_CONFIG_CDC - if (!dev->rndis && dev->cdc) { - result = ether_alt_ep_setup (dev, ep); - if (result == 0) - continue; + if (!cdc_active(dev)) { + result = usb_ep_enable (dev->in_ep, dev->in); + if (result != 0) { + DEBUG(dev, "enable %s --> %d\n", + dev->in_ep->name, result); + goto done; } -#endif - -#ifdef CONFIG_USB_ETH_RNDIS - if (dev->rndis && strcmp (ep->name, EP_STATUS_NAME) == 0) { - const struct usb_endpoint_descriptor *d; - d = ep_desc (gadget, &hs_status_desc, &fs_status_desc); - result = usb_ep_enable (ep, d); - if (result == 0) { - ep->driver_data = dev; - dev->status = d; - continue; - } - } else -#endif - { -#if defined(DEV_CONFIG_SUBSET) || defined(CONFIG_USB_ETH_RNDIS) - result = ether_ep_setup (dev, ep); - if (result == 0) - continue; -#endif + result = usb_ep_enable (dev->out_ep, dev->out); + if (result != 0) { + DEBUG (dev, "enable %s --> %d\n", + dev->in_ep->name, result); + goto done; } - - /* stop on error */ - ERROR (dev, "can't enable %s, result %d\n", ep->name, result); - break; } - if (!result && (!dev->in_ep || !dev->out_ep)) - result = -ENODEV; +done: if (result == 0) result = alloc_requests (dev, qlen (gadget), gfp_flags); /* on error, disable any endpoints */ if (result < 0) { -#if defined(DEV_CONFIG_CDC) || defined(CONFIG_USB_ETH_RNDIS) - if (dev->status) + if (!subset_active(dev)) (void) usb_ep_disable (dev->status_ep); -#endif dev->status = NULL; -#if defined(DEV_CONFIG_SUBSET) || defined(CONFIG_USB_ETH_RNDIS) - if (dev->rndis || !dev->cdc) { - if (dev->in) - (void) usb_ep_disable (dev->in_ep); - if (dev->out) - (void) usb_ep_disable (dev->out_ep); - } -#endif + (void) usb_ep_disable (dev->in_ep); + (void) usb_ep_disable (dev->out_ep); dev->in = NULL; dev->out = NULL; } else @@ -1095,8 +1016,7 @@ set_ether_config (struct eth_dev *dev, int gfp_flags) /* activate non-CDC configs right away * this isn't strictly according to the RNDIS spec */ -#if defined(DEV_CONFIG_SUBSET) || defined(CONFIG_USB_ETH_RNDIS) - if (dev->rndis || !dev->cdc) { + if (!cdc_active (dev)) { netif_carrier_on (dev->net); if (netif_running (dev->net)) { spin_unlock (&dev->lock); @@ -1104,7 +1024,6 @@ set_ether_config (struct eth_dev *dev, int gfp_flags) spin_lock (&dev->lock); } } -#endif if (result == 0) DEBUG (dev, "qlen %d\n", qlen (gadget)); @@ -1124,6 +1043,7 @@ static void eth_reset_config (struct eth_dev *dev) netif_stop_queue (dev->net); netif_carrier_off (dev->net); + rndis_uninit(dev->rndis_config); /* disable endpoints, forcing (synchronous) completion of * pending i/o. then free the requests. @@ -1150,6 +1070,8 @@ static void eth_reset_config (struct eth_dev *dev) if (dev->status) { usb_ep_disable (dev->status_ep); } + dev->rndis = 0; + dev->cdc_filter = 0; dev->config = 0; } @@ -1162,9 +1084,6 @@ eth_set_config (struct eth_dev *dev, unsigned number, int gfp_flags) int result = 0; struct usb_gadget *gadget = dev->gadget; - if (number == dev->config) - return 0; - if (gadget_is_sa1100 (gadget) && dev->config && atomic_read (&dev->tx_qlen) != 0) { @@ -1174,12 +1093,8 @@ eth_set_config (struct eth_dev *dev, unsigned number, int gfp_flags) } eth_reset_config (dev); - /* default: pass all packets, no multicast filtering */ - dev->cdc_filter = DEFAULT_FILTER; - switch (number) { case DEV_CONFIG_VALUE: - dev->rndis = 0; result = set_ether_config (dev, gfp_flags); break; #ifdef CONFIG_USB_ETH_RNDIS @@ -1218,9 +1133,9 @@ eth_set_config (struct eth_dev *dev, unsigned number, int gfp_flags) dev->config = number; INFO (dev, "%s speed config #%d: %d mA, %s, using %s\n", speed, number, power, driver_desc, - dev->rndis + rndis_active(dev) ? "RNDIS" - : (dev->cdc + : (cdc_active(dev) ? "CDC Ethernet" : "CDC Ethernet Subset")); } @@ -1231,6 +1146,13 @@ eth_set_config (struct eth_dev *dev, unsigned number, int gfp_flags) #ifdef DEV_CONFIG_CDC +/* The interrupt endpoint is used in CDC networking models (Ethernet, ATM) + * only to notify the host about link status changes (which we support) or + * report completion of some encapsulated command (as used in RNDIS). Since + * we want this CDC Ethernet code to be vendor-neutral, we don't use that + * command mechanism; and only one status request is ever queued. + */ + static void eth_status_complete (struct usb_ep *ep, struct usb_request *req) { struct usb_cdc_notification *event = req->buf; @@ -1259,7 +1181,7 @@ static void eth_status_complete (struct usb_ep *ep, struct usb_request *req) } else if (value != -ECONNRESET) DEBUG (dev, "event %02x --> %d\n", event->bNotificationType, value); - event->bmRequestType = 0xff; + req->context = NULL; } static void issue_start_status (struct eth_dev *dev) @@ -1276,6 +1198,8 @@ static void issue_start_status (struct eth_dev *dev) * a "cancel the whole queue" primitive since any * unlink-one primitive has way too many error modes. * here, we "know" toggle is already clear... + * + * FIXME iff req->context != null just dequeue it */ usb_ep_disable (dev->status_ep); usb_ep_enable (dev->status_ep, dev->status); @@ -1292,6 +1216,8 @@ static void issue_start_status (struct eth_dev *dev) req->length = sizeof *event; req->complete = eth_status_complete; + req->context = dev; + value = usb_ep_queue (dev->status_ep, req, GFP_ATOMIC); if (value < 0) DEBUG (dev, "status buf queue --> %d\n", value); @@ -1351,9 +1277,9 @@ eth_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) struct eth_dev *dev = get_gadget_data (gadget); struct usb_request *req = dev->req; int value = -EOPNOTSUPP; - u16 wIndex = (__force u16) ctrl->wIndex; - u16 wValue = (__force u16) ctrl->wValue; - u16 wLength = (__force u16) ctrl->wLength; + u16 wIndex = le16_to_cpu(ctrl->wIndex); + u16 wValue = le16_to_cpu(ctrl->wValue); + u16 wLength = le16_to_cpu(ctrl->wLength); /* descriptors just go into the pre-allocated ep0 buffer, * while config change events may enable network traffic. @@ -1424,7 +1350,7 @@ eth_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) || !dev->config || wIndex > 1) break; - if (!dev->cdc && wIndex != 0) + if (!cdc_active(dev) && wIndex != 0) break; spin_lock (&dev->lock); @@ -1456,9 +1382,11 @@ eth_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) /* CDC requires the data transfers not be done from * the default interface setting ... also, setting - * the non-default interface clears filters etc. + * the non-default interface resets filters etc. */ if (wValue == 1) { + if (!cdc_active (dev)) + break; usb_ep_enable (dev->in_ep, dev->in); usb_ep_enable (dev->out_ep, dev->out); dev->cdc_filter = DEFAULT_FILTER; @@ -1492,11 +1420,11 @@ done_set_intf: || !dev->config || wIndex > 1) break; - if (!(dev->cdc || dev->rndis) && wIndex != 0) + if (!(cdc_active(dev) || rndis_active(dev)) && wIndex != 0) break; /* for CDC, iff carrier is on, data interface is active. */ - if (dev->rndis || wIndex != 1) + if (rndis_active(dev) || wIndex != 1) *(u8 *)req->buf = 0; else *(u8 *)req->buf = netif_carrier_ok (dev->net) ? 1 : 0; @@ -1509,8 +1437,7 @@ done_set_intf: * wValue = packet filter bitmap */ if (ctrl->bRequestType != (USB_TYPE_CLASS|USB_RECIP_INTERFACE) - || !dev->cdc - || dev->rndis + || !cdc_active(dev) || wLength != 0 || wIndex > 1) break; @@ -1534,7 +1461,7 @@ done_set_intf: */ case USB_CDC_SEND_ENCAPSULATED_COMMAND: if (ctrl->bRequestType != (USB_TYPE_CLASS|USB_RECIP_INTERFACE) - || !dev->rndis + || !rndis_active(dev) || wLength > USB_BUFSIZ || wValue || rndis_control_intf.bInterfaceNumber @@ -1549,7 +1476,7 @@ done_set_intf: case USB_CDC_GET_ENCAPSULATED_RESPONSE: if ((USB_DIR_IN|USB_TYPE_CLASS|USB_RECIP_INTERFACE) == ctrl->bRequestType - && dev->rndis + && rndis_active(dev) // && wLength >= 0x0400 && !wValue && rndis_control_intf.bInterfaceNumber @@ -1688,10 +1615,8 @@ rx_submit (struct eth_dev *dev, struct usb_request *req, int gfp_flags) */ size = (sizeof (struct ethhdr) + dev->net->mtu + RX_EXTRA); size += dev->out_ep->maxpacket - 1; -#ifdef CONFIG_USB_ETH_RNDIS - if (dev->rndis) + if (rndis_active(dev)) size += sizeof (struct rndis_packet_msg_type); -#endif size -= size % dev->out_ep->maxpacket; if ((skb = alloc_skb (size + NET_IP_ALIGN, gfp_flags)) == 0) { @@ -1735,11 +1660,9 @@ static void rx_complete (struct usb_ep *ep, struct usb_request *req) /* normal completion */ case 0: skb_put (skb, req->actual); -#ifdef CONFIG_USB_ETH_RNDIS /* we know MaxPacketsPerTransfer == 1 here */ - if (dev->rndis) + if (rndis_active(dev)) status = rndis_rm_hdr (skb); -#endif if (status < 0 || ETH_HLEN > skb->len || skb->len > ETH_FRAME_LEN) { @@ -1859,8 +1782,6 @@ static void rx_fill (struct eth_dev *dev, int gfp_flags) struct usb_request *req; unsigned long flags; - clear_bit (WORK_RX_MEMORY, &dev->todo); - /* fill unused rxq slots with some skb */ spin_lock_irqsave (&dev->lock, flags); while (!list_empty (&dev->rx_reqs)) { @@ -1883,11 +1804,9 @@ static void eth_work (void *_dev) { struct eth_dev *dev = _dev; - if (test_bit (WORK_RX_MEMORY, &dev->todo)) { + if (test_and_clear_bit (WORK_RX_MEMORY, &dev->todo)) { if (netif_running (dev->net)) rx_fill (dev, GFP_KERNEL); - else - clear_bit (WORK_RX_MEMORY, &dev->todo); } if (dev->todo) @@ -1971,8 +1890,7 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net) * or the hardware can't use skb buffers. * or there's not enough space for any RNDIS headers we need */ -#ifdef CONFIG_USB_ETH_RNDIS - if (dev->rndis) { + if (rndis_active(dev)) { struct sk_buff *skb_rndis; skb_rndis = skb_realloc_headroom (skb, @@ -1985,7 +1903,6 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net) rndis_add_hdr (skb); length = skb->len; } -#endif req->buf = skb->data; req->context = skb; req->complete = tx_complete; @@ -2018,9 +1935,7 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net) } if (retval) { -#ifdef CONFIG_USB_ETH_RNDIS drop: -#endif dev->stats.tx_dropped++; dev_kfree_skb_any (skb); spin_lock_irqsave (&dev->lock, flags); @@ -2036,27 +1951,31 @@ drop: #ifdef CONFIG_USB_ETH_RNDIS -static void rndis_send_media_state (struct eth_dev *dev, int connect) -{ - if (!dev) - return; - - if (connect) { - if (rndis_signal_connect (dev->rndis_config)) - return; - } else { - if (rndis_signal_disconnect (dev->rndis_config)) - return; - } -} +/* The interrupt endpoint is used in RNDIS to notify the host when messages + * other than data packets are available ... notably the REMOTE_NDIS_*_CMPLT + * messages, but also REMOTE_NDIS_INDICATE_STATUS_MSG and potentially even + * REMOTE_NDIS_KEEPALIVE_MSG. + * + * The RNDIS control queue is processed by GET_ENCAPSULATED_RESPONSE, and + * normally just one notification will be queued. + */ + +static struct usb_request *eth_req_alloc (struct usb_ep *, unsigned, unsigned); +static void eth_req_free (struct usb_ep *ep, struct usb_request *req); static void rndis_control_ack_complete (struct usb_ep *ep, struct usb_request *req) { + struct eth_dev *dev = ep->driver_data; + if (req->status || req->actual != req->length) - DEBUG ((struct eth_dev *) ep->driver_data, + DEBUG (dev, "rndis control ack complete --> %d, %d/%d\n", req->status, req->actual, req->length); + req->context = NULL; + + if (req != dev->stat_req) + eth_req_free(ep, req); } static int rndis_control_ack (struct net_device *net) @@ -2071,11 +1990,19 @@ static int rndis_control_ack (struct net_device *net) return -ENODEV; } + /* in case queue length > 1 */ + if (resp->context) { + resp = eth_req_alloc (dev->status_ep, 8, GFP_ATOMIC); + if (!resp) + return -ENOMEM; + } + /* Send RNDIS RESPONSE_AVAILABLE notification; * USB_CDC_NOTIFY_RESPONSE_AVAILABLE should work too */ resp->length = 8; resp->complete = rndis_control_ack_complete; + resp->context = dev; *((__le32 *) resp->buf) = __constant_cpu_to_le32 (1); *((__le32 *) resp->buf + 1) = __constant_cpu_to_le32 (0); @@ -2089,6 +2016,10 @@ static int rndis_control_ack (struct net_device *net) return 0; } +#else + +#define rndis_control_ack NULL + #endif /* RNDIS */ static void eth_start (struct eth_dev *dev, int gfp_flags) @@ -2101,14 +2032,12 @@ static void eth_start (struct eth_dev *dev, int gfp_flags) /* and open the tx floodgates */ atomic_set (&dev->tx_qlen, 0); netif_wake_queue (dev->net); -#ifdef CONFIG_USB_ETH_RNDIS - if (dev->rndis) { + if (rndis_active(dev)) { rndis_set_param_medium (dev->rndis_config, NDIS_MEDIUM_802_3, BITRATE(dev->gadget)/100); - rndis_send_media_state (dev, 1); + (void) rndis_signal_connect (dev->rndis_config); } -#endif } static int eth_open (struct net_device *net) @@ -2149,28 +2078,27 @@ static int eth_stop (struct net_device *net) } } -#ifdef CONFIG_USB_ETH_RNDIS - if (dev->rndis) { + if (rndis_active(dev)) { rndis_set_param_medium (dev->rndis_config, NDIS_MEDIUM_802_3, 0); - rndis_send_media_state (dev, 0); + (void) rndis_signal_disconnect (dev->rndis_config); } -#endif return 0; } /*-------------------------------------------------------------------------*/ -static struct usb_request *eth_req_alloc (struct usb_ep *ep, unsigned size) +static struct usb_request * +eth_req_alloc (struct usb_ep *ep, unsigned size, unsigned gfp_flags) { struct usb_request *req; - req = usb_ep_alloc_request (ep, GFP_KERNEL); + req = usb_ep_alloc_request (ep, gfp_flags); if (!req) return NULL; - req->buf = kmalloc (size, GFP_KERNEL); + req->buf = kmalloc (size, gfp_flags); if (!req->buf) { usb_ep_free_request (ep, req); req = NULL; @@ -2192,10 +2120,8 @@ eth_unbind (struct usb_gadget *gadget) struct eth_dev *dev = get_gadget_data (gadget); DEBUG (dev, "unbind\n"); -#ifdef CONFIG_USB_ETH_RNDIS rndis_deregister (dev->rndis_config); rndis_exit (); -#endif /* we've already been disconnected ... no i/o is active */ if (dev->req) { @@ -2368,13 +2294,11 @@ autoconf_fail: gadget->name); return -ENODEV; } - EP_IN_NAME = in_ep->name; in_ep->driver_data = in_ep; /* claim */ out_ep = usb_ep_autoconfig (gadget, &fs_sink_desc); if (!out_ep) goto autoconf_fail; - EP_OUT_NAME = out_ep->name; out_ep->driver_data = out_ep; /* claim */ #if defined(DEV_CONFIG_CDC) || defined(CONFIG_USB_ETH_RNDIS) @@ -2384,7 +2308,6 @@ autoconf_fail: if (cdc || rndis) { status_ep = usb_ep_autoconfig (gadget, &fs_status_desc); if (status_ep) { - EP_STATUS_NAME = status_ep->name; status_ep->driver_data = status_ep; /* claim */ } else if (rndis) { dev_err (&gadget->dev, @@ -2426,7 +2349,7 @@ autoconf_fail: hs_source_desc.bEndpointAddress = fs_source_desc.bEndpointAddress; hs_sink_desc.bEndpointAddress = fs_sink_desc.bEndpointAddress; #if defined(DEV_CONFIG_CDC) || defined(CONFIG_USB_ETH_RNDIS) - if (EP_STATUS_NAME) + if (status_ep) hs_status_desc.bEndpointAddress = fs_status_desc.bEndpointAddress; #endif @@ -2499,20 +2422,23 @@ autoconf_fail: SET_ETHTOOL_OPS(net, &ops); /* preallocate control message data and buffer */ - dev->req = eth_req_alloc (gadget->ep0, USB_BUFSIZ); + dev->req = eth_req_alloc (gadget->ep0, USB_BUFSIZ, GFP_KERNEL); if (!dev->req) goto fail; dev->req->complete = eth_setup_complete; /* ... and maybe likewise for status transfer */ +#ifdef DEV_CONFIG_CDC if (dev->status_ep) { dev->stat_req = eth_req_alloc (dev->status_ep, - STATUS_BYTECOUNT); + STATUS_BYTECOUNT, GFP_KERNEL); if (!dev->stat_req) { eth_req_free (gadget->ep0, dev->req); goto fail; } + dev->stat_req->context = NULL; } +#endif /* finish hookup to lower layer ... */ dev->gadget = gadget; @@ -2526,16 +2452,16 @@ autoconf_fail: netif_stop_queue (dev->net); netif_carrier_off (dev->net); - // SET_NETDEV_DEV (dev->net, &gadget->dev); + SET_NETDEV_DEV (dev->net, &gadget->dev); status = register_netdev (dev->net); if (status < 0) goto fail1; INFO (dev, "%s, version: " DRIVER_VERSION "\n", driver_desc); INFO (dev, "using %s, OUT %s IN %s%s%s\n", gadget->name, - EP_OUT_NAME, EP_IN_NAME, - EP_STATUS_NAME ? " STATUS " : "", - EP_STATUS_NAME ? EP_STATUS_NAME : "" + out_ep->name, in_ep->name, + status_ep ? " STATUS " : "", + status_ep ? status_ep->name : "" ); INFO (dev, "MAC %02x:%02x:%02x:%02x:%02x:%02x\n", net->dev_addr [0], net->dev_addr [1], @@ -2548,7 +2474,6 @@ autoconf_fail: dev->host_mac [2], dev->host_mac [3], dev->host_mac [4], dev->host_mac [5]); -#ifdef CONFIG_USB_ETH_RNDIS if (rndis) { u32 vendorID = 0; @@ -2565,7 +2490,7 @@ fail0: /* these set up a lot of the OIDs that RNDIS needs */ rndis_set_host_mac (dev->rndis_config, dev->host_mac); if (rndis_set_param_dev (dev->rndis_config, dev->net, - &dev->stats)) + &dev->stats, &dev->cdc_filter)) goto fail0; if (rndis_set_param_vendor (dev->rndis_config, vendorID, manufacturer)) @@ -2576,7 +2501,6 @@ fail0: goto fail0; INFO (dev, "RNDIS ready\n"); } -#endif return status; @@ -2610,11 +2534,8 @@ eth_resume (struct usb_gadget *gadget) /*-------------------------------------------------------------------------*/ static struct usb_gadget_driver eth_driver = { -#ifdef CONFIG_USB_GADGET_DUALSPEED - .speed = USB_SPEED_HIGH, -#else - .speed = USB_SPEED_FULL, -#endif + .speed = DEVSPEED, + .function = (char *) driver_desc, .bind = eth_bind, .unbind = eth_unbind, diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index a9be851..4f57085 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -81,6 +81,10 @@ * removable Default false, boolean for removable media * luns=N Default N = number of filenames, number of * LUNs to support + * stall Default determined according to the type of + * USB device controller (usually true), + * boolean to permit the driver to halt + * bulk endpoints * transport=XXX Default BBB, transport name (CB, CBI, or BBB) * protocol=YYY Default SCSI, protocol name (RBC, 8020 or * ATAPI, QIC, UFI, 8070, or SCSI; @@ -91,14 +95,10 @@ * buflen=N Default N=16384, buffer size used (will be * rounded down to a multiple of * PAGE_CACHE_SIZE) - * stall Default determined according to the type of - * USB device controller (usually true), - * boolean to permit the driver to halt - * bulk endpoints * * If CONFIG_USB_FILE_STORAGE_TEST is not set, only the "file", "ro", - * "removable", and "luns" options are available; default values are used - * for everything else. + * "removable", "luns", and "stall" options are available; default values + * are used for everything else. * * The pathnames of the backing files and the ro settings are available in * the attribute files "file" and "ro" in the lun<n> subdirectory of the @@ -342,14 +342,15 @@ static struct { int num_ros; unsigned int nluns; + int removable; + int can_stall; + char *transport_parm; char *protocol_parm; - int removable; unsigned short vendor; unsigned short product; unsigned short release; unsigned int buflen; - int can_stall; int transport_type; char *transport_name; @@ -360,11 +361,11 @@ static struct { .transport_parm = "BBB", .protocol_parm = "SCSI", .removable = 0, + .can_stall = 1, .vendor = DRIVER_VENDOR_ID, .product = DRIVER_PRODUCT_ID, .release = 0xffff, // Use controller chip type .buflen = 16384, - .can_stall = 1, }; @@ -380,6 +381,9 @@ MODULE_PARM_DESC(luns, "number of LUNs"); module_param_named(removable, mod_data.removable, bool, S_IRUGO); MODULE_PARM_DESC(removable, "true to simulate removable media"); +module_param_named(stall, mod_data.can_stall, bool, S_IRUGO); +MODULE_PARM_DESC(stall, "false to prevent bulk stalls"); + /* In the non-TEST version, only the module parameters listed above * are available. */ @@ -404,9 +408,6 @@ MODULE_PARM_DESC(release, "USB release number"); module_param_named(buflen, mod_data.buflen, uint, S_IRUGO); MODULE_PARM_DESC(buflen, "I/O buffer size"); -module_param_named(stall, mod_data.can_stall, bool, S_IRUGO); -MODULE_PARM_DESC(stall, "false to prevent bulk stalls"); - #endif /* CONFIG_USB_FILE_STORAGE_TEST */ @@ -818,7 +819,7 @@ static void inline put_be32(u8 *buf, u32 val) buf[0] = val >> 24; buf[1] = val >> 16; buf[2] = val >> 8; - buf[3] = val; + buf[3] = val & 0xff; } @@ -1276,8 +1277,8 @@ static int class_setup_req(struct fsg_dev *fsg, { struct usb_request *req = fsg->ep0req; int value = -EOPNOTSUPP; - u16 w_index = ctrl->wIndex; - u16 w_length = ctrl->wLength; + u16 w_index = le16_to_cpu(ctrl->wIndex); + u16 w_length = le16_to_cpu(ctrl->wLength); if (!fsg->config) return value; @@ -1312,7 +1313,7 @@ static int class_setup_req(struct fsg_dev *fsg, } VDBG(fsg, "get max LUN\n"); *(u8 *) req->buf = fsg->nluns - 1; - value = min(w_length, (u16) 1); + value = 1; break; } } @@ -1344,7 +1345,7 @@ static int class_setup_req(struct fsg_dev *fsg, "unknown class-specific control req " "%02x.%02x v%04x i%04x l%u\n", ctrl->bRequestType, ctrl->bRequest, - ctrl->wValue, w_index, w_length); + le16_to_cpu(ctrl->wValue), w_index, w_length); return value; } @@ -1358,9 +1359,8 @@ static int standard_setup_req(struct fsg_dev *fsg, { struct usb_request *req = fsg->ep0req; int value = -EOPNOTSUPP; - u16 w_index = ctrl->wIndex; - u16 w_value = ctrl->wValue; - u16 w_length = ctrl->wLength; + u16 w_index = le16_to_cpu(ctrl->wIndex); + u16 w_value = le16_to_cpu(ctrl->wValue); /* Usually this just stores reply data in the pre-allocated ep0 buffer, * but config change events will also reconfigure hardware. */ @@ -1374,7 +1374,7 @@ static int standard_setup_req(struct fsg_dev *fsg, case USB_DT_DEVICE: VDBG(fsg, "get device descriptor\n"); - value = min(w_length, (u16) sizeof device_desc); + value = sizeof device_desc; memcpy(req->buf, &device_desc, value); break; #ifdef CONFIG_USB_GADGET_DUALSPEED @@ -1382,7 +1382,7 @@ static int standard_setup_req(struct fsg_dev *fsg, VDBG(fsg, "get device qualifier\n"); if (!fsg->gadget->is_dualspeed) break; - value = min(w_length, (u16) sizeof dev_qualifier); + value = sizeof dev_qualifier; memcpy(req->buf, &dev_qualifier, value); break; @@ -1401,8 +1401,6 @@ static int standard_setup_req(struct fsg_dev *fsg, req->buf, w_value >> 8, w_value & 0xff); - if (value >= 0) - value = min(w_length, (u16) value); break; case USB_DT_STRING: @@ -1411,8 +1409,6 @@ static int standard_setup_req(struct fsg_dev *fsg, /* wIndex == language code */ value = usb_gadget_get_string(&stringtab, w_value & 0xff, req->buf); - if (value >= 0) - value = min(w_length, (u16) value); break; } break; @@ -1438,7 +1434,7 @@ static int standard_setup_req(struct fsg_dev *fsg, break; VDBG(fsg, "get configuration\n"); *(u8 *) req->buf = fsg->config; - value = min(w_length, (u16) 1); + value = 1; break; case USB_REQ_SET_INTERFACE: @@ -1466,14 +1462,14 @@ static int standard_setup_req(struct fsg_dev *fsg, } VDBG(fsg, "get interface\n"); *(u8 *) req->buf = 0; - value = min(w_length, (u16) 1); + value = 1; break; default: VDBG(fsg, "unknown control req %02x.%02x v%04x i%04x l%u\n", ctrl->bRequestType, ctrl->bRequest, - w_value, w_index, w_length); + w_value, w_index, le16_to_cpu(ctrl->wLength)); } return value; @@ -1485,6 +1481,7 @@ static int fsg_setup(struct usb_gadget *gadget, { struct fsg_dev *fsg = get_gadget_data(gadget); int rc; + int w_length = le16_to_cpu(ctrl->wLength); ++fsg->ep0_req_tag; // Record arrival of a new request fsg->ep0req->context = NULL; @@ -1498,9 +1495,9 @@ static int fsg_setup(struct usb_gadget *gadget, /* Respond with data/status or defer until later? */ if (rc >= 0 && rc != DELAYED_STATUS) { + rc = min(rc, w_length); fsg->ep0req->length = rc; - fsg->ep0req->zero = (rc < ctrl->wLength && - (rc % gadget->ep0->maxpacket) == 0); + fsg->ep0req->zero = rc < w_length; fsg->ep0req_name = (ctrl->bRequestType & USB_DIR_IN ? "ep0-in" : "ep0-out"); rc = ep0_queue(fsg); @@ -2660,7 +2657,7 @@ static int check_command(struct fsg_dev *fsg, int cmnd_size, } } - /* Check that the LUN values are oonsistent */ + /* Check that the LUN values are consistent */ if (transport_is_bbb()) { if (fsg->lun != lun) DBG(fsg, "using LUN %d from CBW, " diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c index 005db7c..ed773a9 100644 --- a/drivers/usb/gadget/goku_udc.c +++ b/drivers/usb/gadget/goku_udc.c @@ -70,7 +70,7 @@ MODULE_LICENSE("GPL"); * seem to behave quite as expected. Used by default. * * OUT dma documents design problems handling the common "short packet" - * transfer termination policy; it couldn't enabled by default, even + * transfer termination policy; it couldn't be enabled by default, even * if the OUT-dma abort problems had a resolution. */ static unsigned use_dma = 1; @@ -313,7 +313,7 @@ goku_free_request(struct usb_ep *_ep, struct usb_request *_req) #if defined(CONFIG_X86) #define USE_KMALLOC -#elif defined(CONFIG_MIPS) && !defined(CONFIG_NONCOHERENT_IO) +#elif defined(CONFIG_MIPS) && !defined(CONFIG_DMA_NONCOHERENT) #define USE_KMALLOC #elif defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE) @@ -1524,9 +1524,12 @@ static void ep0_setup(struct goku_udc *dev) /* read SETUP packet and enter DATA stage */ ctrl.bRequestType = readl(®s->bRequestType); ctrl.bRequest = readl(®s->bRequest); - ctrl.wValue = (readl(®s->wValueH) << 8) | readl(®s->wValueL); - ctrl.wIndex = (readl(®s->wIndexH) << 8) | readl(®s->wIndexL); - ctrl.wLength = (readl(®s->wLengthH) << 8) | readl(®s->wLengthL); + ctrl.wValue = cpu_to_le16((readl(®s->wValueH) << 8) + | readl(®s->wValueL)); + ctrl.wIndex = cpu_to_le16((readl(®s->wIndexH) << 8) + | readl(®s->wIndexL)); + ctrl.wLength = cpu_to_le16((readl(®s->wLengthH) << 8) + | readl(®s->wLengthL)); writel(0, ®s->SetupRecv); nuke(&dev->ep[0], 0); @@ -1548,18 +1551,20 @@ static void ep0_setup(struct goku_udc *dev) case USB_REQ_CLEAR_FEATURE: switch (ctrl.bRequestType) { case USB_RECIP_ENDPOINT: - tmp = ctrl.wIndex & 0x0f; + tmp = le16_to_cpu(ctrl.wIndex) & 0x0f; /* active endpoint */ if (tmp > 3 || (!dev->ep[tmp].desc && tmp != 0)) goto stall; - if (ctrl.wIndex & USB_DIR_IN) { + if (ctrl.wIndex & __constant_cpu_to_le16( + USB_DIR_IN)) { if (!dev->ep[tmp].is_in) goto stall; } else { if (dev->ep[tmp].is_in) goto stall; } - if (ctrl.wValue != USB_ENDPOINT_HALT) + if (ctrl.wValue != __constant_cpu_to_le16( + USB_ENDPOINT_HALT)) goto stall; if (tmp) goku_clear_halt(&dev->ep[tmp]); @@ -1571,7 +1576,7 @@ succeed: return; case USB_RECIP_DEVICE: /* device remote wakeup: always clear */ - if (ctrl.wValue != 1) + if (ctrl.wValue != __constant_cpu_to_le16(1)) goto stall; VDBG(dev, "clear dev remote wakeup\n"); goto succeed; @@ -1589,14 +1594,15 @@ succeed: #ifdef USB_TRACE VDBG(dev, "SETUP %02x.%02x v%04x i%04x l%04x\n", ctrl.bRequestType, ctrl.bRequest, - ctrl.wValue, ctrl.wIndex, ctrl.wLength); + le16_to_cpu(ctrl.wValue), le16_to_cpu(ctrl.wIndex), + le16_to_cpu(ctrl.wLength)); #endif /* hw wants to know when we're configured (or not) */ dev->req_config = (ctrl.bRequest == USB_REQ_SET_CONFIGURATION && ctrl.bRequestType == USB_RECIP_DEVICE); if (unlikely(dev->req_config)) - dev->configured = (ctrl.wValue != 0); + dev->configured = (ctrl.wValue != __constant_cpu_to_le16(0)); /* delegate everything to the gadget driver. * it may respond after this irq handler returns. diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 1e5e6dd..0208153 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -417,8 +417,8 @@ ep_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr) goto free1; value = ep_io (data, kbuf, len); - VDEBUG (data->dev, "%s read %d OUT, status %d\n", - data->name, len, value); + VDEBUG (data->dev, "%s read %zu OUT, status %d\n", + data->name, len, (int) value); if (value >= 0 && copy_to_user (buf, kbuf, value)) value = -EFAULT; @@ -465,8 +465,8 @@ ep_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) } value = ep_io (data, kbuf, len); - VDEBUG (data->dev, "%s write %d IN, status %d\n", - data->name, len, value); + VDEBUG (data->dev, "%s write %zu IN, status %d\n", + data->name, len, (int) value); free1: up (&data->lock); kfree (kbuf); @@ -1318,8 +1318,8 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) struct usb_request *req = dev->req; int value = -EOPNOTSUPP; struct usb_gadgetfs_event *event; - u16 w_value = ctrl->wValue; - u16 w_length = ctrl->wLength; + u16 w_value = le16_to_cpu(ctrl->wValue); + u16 w_length = le16_to_cpu(ctrl->wLength); spin_lock (&dev->lock); dev->setup_abort = 0; diff --git a/drivers/usb/gadget/ndis.h b/drivers/usb/gadget/ndis.h index c553bbf..09e3ee4 100644 --- a/drivers/usb/gadget/ndis.h +++ b/drivers/usb/gadget/ndis.h @@ -47,17 +47,17 @@ struct NDIS_PM_WAKE_UP_CAPABILITIES { #define NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE 0x00000004 struct NDIS_PNP_CAPABILITIES { - u32 Flags; + __le32 Flags; struct NDIS_PM_WAKE_UP_CAPABILITIES WakeUpCapabilities; }; struct NDIS_PM_PACKET_PATTERN { - u32 Priority; - u32 Reserved; - u32 MaskSize; - u32 PatternOffset; - u32 PatternSize; - u32 PatternFlags; + __le32 Priority; + __le32 Reserved; + __le32 MaskSize; + __le32 PatternOffset; + __le32 PatternSize; + __le32 PatternFlags; }; diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index e47e398..13a3dbc 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -448,7 +448,7 @@ net2280_free_request (struct usb_ep *_ep, struct usb_request *_req) #elif defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE) #define USE_KMALLOC -#elif defined(CONFIG_MIPS) && !defined(CONFIG_NONCOHERENT_IO) +#elif defined(CONFIG_MIPS) && !defined(CONFIG_DMA_NONCOHERENT) #define USE_KMALLOC /* FIXME there are other cases, including an x86-64 one ... */ @@ -1113,7 +1113,7 @@ static void restart_dma (struct net2280_ep *ep) if (ep->in_fifo_validate) dmactl |= (1 << DMA_FIFO_VALIDATE); list_for_each_entry (entry, &ep->queue, queue) { - u32 dmacount; + __le32 dmacount; if (entry == req) continue; @@ -1238,7 +1238,7 @@ static int net2280_dequeue (struct usb_ep *_ep, struct usb_request *_req) &ep->dma->dmadesc); if (req->td->dmacount & dma_done_ie) writel (readl (&ep->dma->dmacount) - | dma_done_ie, + | le32_to_cpu(dma_done_ie), &ep->dma->dmacount); } else { struct net2280_request *prev; @@ -1779,6 +1779,9 @@ static void set_fifo_mode (struct net2280 *dev, int mode) list_add_tail (&dev->ep [6].ep.ep_list, &dev->gadget.ep_list); } +/* just declare this in any driver that really need it */ +extern int net2280_set_fifo_mode (struct usb_gadget *gadget, int mode); + /** * net2280_set_fifo_mode - change allocation of fifo buffers * @gadget: access to the net2280 device that will be updated @@ -2382,9 +2385,9 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) cpu_to_le32s (&u.raw [0]); cpu_to_le32s (&u.raw [1]); - le16_to_cpus (&u.r.wValue); - le16_to_cpus (&u.r.wIndex); - le16_to_cpus (&u.r.wLength); +#define w_value le16_to_cpup (&u.r.wValue) +#define w_index le16_to_cpup (&u.r.wIndex) +#define w_length le16_to_cpup (&u.r.wLength) /* ack the irq */ writel (1 << SETUP_PACKET_INTERRUPT, &dev->regs->irqstat0); @@ -2413,25 +2416,25 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) switch (u.r.bRequest) { case USB_REQ_GET_STATUS: { struct net2280_ep *e; - u16 status; + __le32 status; /* hw handles device and interface status */ if (u.r.bRequestType != (USB_DIR_IN|USB_RECIP_ENDPOINT)) goto delegate; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0 - || u.r.wLength > 2) + if ((e = get_ep_by_addr (dev, w_index)) == 0 + || w_length > 2) goto do_stall; if (readl (&e->regs->ep_rsp) & (1 << SET_ENDPOINT_HALT)) - status = __constant_cpu_to_le16 (1); + status = __constant_cpu_to_le32 (1); else - status = __constant_cpu_to_le16 (0); + status = __constant_cpu_to_le32 (0); /* don't bother with a request object! */ writel (0, &dev->epregs [0].ep_irqenb); - set_fifo_bytecount (ep, u.r.wLength); - writel (status, &dev->epregs [0].ep_data); + set_fifo_bytecount (ep, w_length); + writel ((__force u32)status, &dev->epregs [0].ep_data); allow_status (ep); VDEBUG (dev, "%s stat %02x\n", ep->ep.name, status); goto next_endpoints; @@ -2443,10 +2446,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) /* hw handles device features */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0) + if ((e = get_ep_by_addr (dev, w_index)) == 0) goto do_stall; clear_halt (e); allow_status (ep); @@ -2460,10 +2463,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) /* hw handles device features */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0) + if ((e = get_ep_by_addr (dev, w_index)) == 0) goto do_stall; set_halt (e); allow_status (ep); @@ -2473,10 +2476,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) break; default: delegate: - VDEBUG (dev, "setup %02x.%02x v%04x i%04x " + VDEBUG (dev, "setup %02x.%02x v%04x i%04x l%04x" "ep_cfg %08x\n", u.r.bRequestType, u.r.bRequest, - u.r.wValue, u.r.wIndex, + w_value, w_index, w_length, readl (&ep->regs->ep_cfg)); spin_unlock (&dev->lock); tmp = dev->driver->setup (&dev->gadget, &u.r); @@ -2497,6 +2500,10 @@ do_stall: */ } +#undef w_value +#undef w_index +#undef w_length + next_endpoints: /* endpoint data irq ? */ scratch = stat & 0x7f; @@ -2653,7 +2660,7 @@ static void handle_stat1_irqs (struct net2280 *dev, u32 stat) restart_dma (ep); else if (ep->is_in && use_dma_chaining) { struct net2280_request *req; - u32 dmacount; + __le32 dmacount; /* the descriptor at the head of the chain * may still have VALID_BIT clear; that's diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 98cbcbc..a2b812a 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -52,7 +52,6 @@ #include <asm/mach-types.h> #include <asm/arch/dma.h> -#include <asm/arch/mux.h> #include <asm/arch/usb.h> #include "omap_udc.h" @@ -167,7 +166,7 @@ static int omap_ep_enable(struct usb_ep *_ep, maxp = le16_to_cpu (desc->wMaxPacketSize); if ((desc->bmAttributes == USB_ENDPOINT_XFER_BULK && maxp != ep->maxpacket) - || desc->wMaxPacketSize > ep->maxpacket + || le16_to_cpu(desc->wMaxPacketSize) > ep->maxpacket || !desc->wMaxPacketSize) { DBG("%s, bad %s maxpacket\n", __FUNCTION__, _ep->name); return -ERANGE; @@ -214,7 +213,7 @@ static int omap_ep_enable(struct usb_ep *_ep, ep->has_dma = 0; ep->lch = -1; use_ep(ep, UDC_EP_SEL); - UDC_CTRL_REG = UDC_RESET_EP; + UDC_CTRL_REG = udc->clr_halt; ep->ackwait = 0; deselect_ep(); @@ -253,7 +252,7 @@ static int omap_ep_disable(struct usb_ep *_ep) } spin_lock_irqsave(&ep->udc->lock, flags); - ep->desc = 0; + ep->desc = NULL; nuke (ep, -ESHUTDOWN); ep->ep.maxpacket = ep->maxpacket; ep->has_dma = 0; @@ -388,8 +387,8 @@ done(struct omap_ep *ep, struct omap_req *req, int status) /*-------------------------------------------------------------------------*/ -#define FIFO_FULL (UDC_NON_ISO_FIFO_FULL | UDC_ISO_FIFO_FULL) -#define FIFO_UNWRITABLE (UDC_EP_HALTED | FIFO_FULL) +#define UDC_FIFO_FULL (UDC_NON_ISO_FIFO_FULL | UDC_ISO_FIFO_FULL) +#define UDC_FIFO_UNWRITABLE (UDC_EP_HALTED | UDC_FIFO_FULL) #define FIFO_EMPTY (UDC_NON_ISO_FIFO_EMPTY | UDC_ISO_FIFO_EMPTY) #define FIFO_UNREADABLE (UDC_EP_HALTED | FIFO_EMPTY) @@ -433,7 +432,7 @@ static int write_fifo(struct omap_ep *ep, struct omap_req *req) /* PIO-IN isn't double buffered except for iso */ ep_stat = UDC_STAT_FLG_REG; - if (ep_stat & FIFO_UNWRITABLE) + if (ep_stat & UDC_FIFO_UNWRITABLE) return 0; count = ep->ep.maxpacket; @@ -504,7 +503,7 @@ static int read_fifo(struct omap_ep *ep, struct omap_req *req) if (ep_stat & UDC_EP_HALTED) break; - if (ep_stat & FIFO_FULL) + if (ep_stat & UDC_FIFO_FULL) avail = ep->ep.maxpacket; else { avail = UDC_RXFSTAT_REG; @@ -538,6 +537,32 @@ static int read_fifo(struct omap_ep *ep, struct omap_req *req) /*-------------------------------------------------------------------------*/ +static inline dma_addr_t dma_csac(unsigned lch) +{ + dma_addr_t csac; + + /* omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is + * read before the DMA controller finished disabling the channel. + */ + csac = omap_readw(OMAP_DMA_CSAC(lch)); + if (csac == 0) + csac = omap_readw(OMAP_DMA_CSAC(lch)); + return csac; +} + +static inline dma_addr_t dma_cdac(unsigned lch) +{ + dma_addr_t cdac; + + /* omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is + * read before the DMA controller finished disabling the channel. + */ + cdac = omap_readw(OMAP_DMA_CDAC(lch)); + if (cdac == 0) + cdac = omap_readw(OMAP_DMA_CDAC(lch)); + return cdac; +} + static u16 dma_src_len(struct omap_ep *ep, dma_addr_t start) { dma_addr_t end; @@ -548,7 +573,7 @@ static u16 dma_src_len(struct omap_ep *ep, dma_addr_t start) if (cpu_is_omap15xx()) return 0; - end = omap_readw(OMAP_DMA_CSAC(ep->lch)); + end = dma_csac(ep->lch); if (end == ep->dma_counter) return 0; @@ -559,14 +584,14 @@ static u16 dma_src_len(struct omap_ep *ep, dma_addr_t start) } #define DMA_DEST_LAST(x) (cpu_is_omap15xx() \ - ? OMAP_DMA_CSAC(x) /* really: CPC */ \ - : OMAP_DMA_CDAC(x)) + ? omap_readw(OMAP_DMA_CSAC(x)) /* really: CPC */ \ + : dma_cdac(x)) static u16 dma_dest_len(struct omap_ep *ep, dma_addr_t start) { dma_addr_t end; - end = omap_readw(DMA_DEST_LAST(ep->lch)); + end = DMA_DEST_LAST(ep->lch); if (end == ep->dma_counter) return 0; @@ -593,7 +618,7 @@ static void next_in_dma(struct omap_ep *ep, struct omap_req *req) : OMAP_DMA_SYNC_ELEMENT; /* measure length in either bytes or packets */ - if ((cpu_is_omap16xx() && length <= (UDC_TXN_TSC + 1)) + if ((cpu_is_omap16xx() && length <= UDC_TXN_TSC) || (cpu_is_omap15xx() && length < ep->maxpacket)) { txdma_ctrl = UDC_TXN_EOT | length; omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S8, @@ -602,15 +627,15 @@ static void next_in_dma(struct omap_ep *ep, struct omap_req *req) length = min(length / ep->maxpacket, (unsigned) UDC_TXN_TSC + 1); txdma_ctrl = length; - omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S8, - ep->ep.maxpacket, length, sync_mode); + omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S16, + ep->ep.maxpacket >> 1, length, sync_mode); length *= ep->maxpacket; } omap_set_dma_src_params(ep->lch, OMAP_DMA_PORT_EMIFF, OMAP_DMA_AMODE_POST_INC, req->req.dma + req->req.actual); omap_start_dma(ep->lch); - ep->dma_counter = omap_readw(OMAP_DMA_CSAC(ep->lch)); + ep->dma_counter = dma_csac(ep->lch); UDC_DMA_IRQ_EN_REG |= UDC_TX_DONE_IE(ep->dma_channel); UDC_TXDMA_REG(ep->dma_channel) = UDC_TXN_START | txdma_ctrl; req->dma_bytes = length; @@ -650,12 +675,12 @@ static void next_out_dma(struct omap_ep *ep, struct omap_req *req) packets = (req->req.length - req->req.actual) / ep->ep.maxpacket; packets = min(packets, (unsigned)UDC_RXN_TC + 1); req->dma_bytes = packets * ep->ep.maxpacket; - omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S8, - ep->ep.maxpacket, packets, + omap_set_dma_transfer_params(ep->lch, OMAP_DMA_DATA_TYPE_S16, + ep->ep.maxpacket >> 1, packets, OMAP_DMA_SYNC_ELEMENT); omap_set_dma_dest_params(ep->lch, OMAP_DMA_PORT_EMIFF, OMAP_DMA_AMODE_POST_INC, req->req.dma + req->req.actual); - ep->dma_counter = omap_readw(DMA_DEST_LAST(ep->lch)); + ep->dma_counter = DMA_DEST_LAST(ep->lch); UDC_RXDMA_REG(ep->dma_channel) = UDC_RXN_STOP | (packets - 1); UDC_DMA_IRQ_EN_REG |= UDC_RX_EOT_IE(ep->dma_channel); @@ -763,7 +788,7 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel) reg = UDC_TXDMA_CFG_REG; else reg = UDC_RXDMA_CFG_REG; - reg |= 1 << 12; /* "pulse" activated */ + reg |= UDC_DMA_REQ; /* "pulse" activated */ ep->dma_channel = 0; ep->lch = -1; @@ -787,6 +812,11 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel) ep->ep.name, dma_error, ep, &ep->lch); if (status == 0) { UDC_TXDMA_CFG_REG = reg; + /* EMIFF */ + omap_set_dma_src_burst_mode(ep->lch, + OMAP_DMA_DATA_BURST_4); + omap_set_dma_src_data_pack(ep->lch, 1); + /* TIPB */ omap_set_dma_dest_params(ep->lch, OMAP_DMA_PORT_TIPB, OMAP_DMA_AMODE_CONSTANT, @@ -797,10 +827,15 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel) ep->ep.name, dma_error, ep, &ep->lch); if (status == 0) { UDC_RXDMA_CFG_REG = reg; + /* TIPB */ omap_set_dma_src_params(ep->lch, OMAP_DMA_PORT_TIPB, OMAP_DMA_AMODE_CONSTANT, (unsigned long) io_v2p((u32)&UDC_DATA_DMA_REG)); + /* EMIFF */ + omap_set_dma_dest_burst_mode(ep->lch, + OMAP_DMA_DATA_BURST_4); + omap_set_dma_dest_data_pack(ep->lch, 1); } } if (status) @@ -856,7 +891,7 @@ static void dma_channel_release(struct omap_ep *ep) if (!list_empty(&ep->queue)) req = container_of(ep->queue.next, struct omap_req, queue); else - req = 0; + req = NULL; active = ((1 << 7) & omap_readl(OMAP_DMA_CCR(ep->lch))) != 0; @@ -865,9 +900,13 @@ static void dma_channel_release(struct omap_ep *ep) (ep->bEndpointAddress & USB_DIR_IN) ? 't' : 'r', ep->dma_channel - 1, req); + /* NOTE: re-setting RX_REQ/TX_REQ because of a chip bug (before + * OMAP 1710 ES2.0) where reading the DMA_CFG can clear them. + */ + /* wait till current packet DMA finishes, and fifo empties */ if (ep->bEndpointAddress & USB_DIR_IN) { - UDC_TXDMA_CFG_REG &= ~mask; + UDC_TXDMA_CFG_REG = (UDC_TXDMA_CFG_REG & ~mask) | UDC_DMA_REQ; if (req) { finish_in_dma(ep, req, -ECONNRESET); @@ -880,7 +919,7 @@ static void dma_channel_release(struct omap_ep *ep) while (UDC_TXDMA_CFG_REG & mask) udelay(10); } else { - UDC_RXDMA_CFG_REG &= ~mask; + UDC_RXDMA_CFG_REG = (UDC_RXDMA_CFG_REG & ~mask) | UDC_DMA_REQ; /* dma empties the fifo */ while (UDC_RXDMA_CFG_REG & mask) @@ -997,18 +1036,19 @@ omap_ep_queue(struct usb_ep *_ep, struct usb_request *_req, int gfp_flags) UDC_IRQ_EN_REG = irq_en; } - /* STATUS is reverse direction */ - UDC_EP_NUM_REG = is_in - ? UDC_EP_SEL - : (UDC_EP_SEL|UDC_EP_DIR); + /* STATUS for zero length DATA stages is + * always an IN ... even for IN transfers, + * a wierd case which seem to stall OMAP. + */ + UDC_EP_NUM_REG = (UDC_EP_SEL|UDC_EP_DIR); UDC_CTRL_REG = UDC_CLR_EP; UDC_CTRL_REG = UDC_SET_FIFO_EN; - UDC_EP_NUM_REG = udc->ep0_in ? 0 : UDC_EP_DIR; + UDC_EP_NUM_REG = UDC_EP_DIR; /* cleanup */ udc->ep0_pending = 0; done(ep, req, 0); - req = 0; + req = NULL; /* non-empty DATA stage */ } else if (is_in) { @@ -1029,7 +1069,7 @@ omap_ep_queue(struct usb_ep *_ep, struct usb_request *_req, int gfp_flags) (is_in ? next_in_dma : next_out_dma)(ep, req); else if (req) { if ((is_in ? write_fifo : read_fifo)(ep, req) == 1) - req = 0; + req = NULL; deselect_ep(); if (!is_in) { UDC_CTRL_REG = UDC_SET_FIFO_EN; @@ -1041,7 +1081,7 @@ omap_ep_queue(struct usb_ep *_ep, struct usb_request *_req, int gfp_flags) irq_wait: /* irq handler advances the queue */ - if (req != 0) + if (req != NULL) list_add_tail(&req->queue, &ep->queue); spin_unlock_irqrestore(&udc->lock, flags); @@ -1140,7 +1180,7 @@ static int omap_ep_set_halt(struct usb_ep *_ep, int value) dma_channel_claim(ep, channel); } else { use_ep(ep, 0); - UDC_CTRL_REG = UDC_RESET_EP; + UDC_CTRL_REG = ep->udc->clr_halt; ep->ackwait = 0; if (!(ep->bEndpointAddress & USB_DIR_IN)) { UDC_CTRL_REG = UDC_SET_FIFO_EN; @@ -1238,6 +1278,8 @@ static int can_pullup(struct omap_udc *udc) static void pullup_enable(struct omap_udc *udc) { + udc->gadget.dev.parent->power.power_state = PMSG_ON; + udc->gadget.dev.power.power_state = PMSG_ON; UDC_SYSCON1_REG |= UDC_PULLUP_EN; #ifndef CONFIG_USB_OTG if (!cpu_is_omap15xx()) @@ -1382,7 +1424,7 @@ static void update_otg(struct omap_udc *udc) static void ep0_irq(struct omap_udc *udc, u16 irq_src) { struct omap_ep *ep0 = &udc->ep[0]; - struct omap_req *req = 0; + struct omap_req *req = NULL; ep0->irqs++; @@ -1438,7 +1480,7 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) if (req) done(ep0, req, 0); } - req = 0; + req = NULL; } else if (stat & UDC_STALL) { UDC_CTRL_REG = UDC_CLR_HALT; UDC_EP_NUM_REG = UDC_EP_DIR; @@ -1511,9 +1553,10 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) u.word[3] = UDC_DATA_REG; UDC_EP_NUM_REG = 0; } while (UDC_IRQ_SRC_REG & UDC_SETUP); - le16_to_cpus (&u.r.wValue); - le16_to_cpus (&u.r.wIndex); - le16_to_cpus (&u.r.wLength); + +#define w_value le16_to_cpup (&u.r.wValue) +#define w_index le16_to_cpup (&u.r.wIndex) +#define w_length le16_to_cpup (&u.r.wLength) /* Delegate almost all control requests to the gadget driver, * except for a handful of ch9 status/feature requests that @@ -1529,11 +1572,11 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) /* udc needs to know when ep != 0 is valid */ if (u.r.bRequestType != USB_RECIP_DEVICE) goto delegate; - if (u.r.wLength != 0) + if (w_length != 0) goto do_stall; udc->ep0_set_config = 1; - udc->ep0_reset_config = (u.r.wValue == 0); - VDBG("set config %d\n", u.r.wValue); + udc->ep0_reset_config = (w_value == 0); + VDBG("set config %d\n", w_value); /* update udc NOW since gadget driver may start * queueing requests immediately; clear config @@ -1549,23 +1592,28 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) /* clear endpoint halt */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - ep = &udc->ep[u.r.wIndex & 0xf]; + ep = &udc->ep[w_index & 0xf]; if (ep != ep0) { - if (u.r.wIndex & USB_DIR_IN) + if (w_index & USB_DIR_IN) ep += 16; if (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC || !ep->desc) goto do_stall; use_ep(ep, 0); - UDC_CTRL_REG = UDC_RESET_EP; + UDC_CTRL_REG = udc->clr_halt; ep->ackwait = 0; if (!(ep->bEndpointAddress & USB_DIR_IN)) { UDC_CTRL_REG = UDC_SET_FIFO_EN; ep->ackwait = 1 + ep->double_buf; } + /* NOTE: assumes the host behaves sanely, + * only clearing real halts. Else we may + * need to kill pending transfers and then + * restart the queue... very messy for DMA! + */ } VDBG("%s halt cleared by host\n", ep->name); goto ep0out_status_stage; @@ -1573,11 +1621,11 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) /* set endpoint halt */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - ep = &udc->ep[u.r.wIndex & 0xf]; - if (u.r.wIndex & USB_DIR_IN) + ep = &udc->ep[w_index & 0xf]; + if (w_index & USB_DIR_IN) ep += 16; if (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC || ep == ep0 || !ep->desc) @@ -1615,13 +1663,13 @@ ep0out_status_stage: UDC_CTRL_REG = UDC_SET_FIFO_EN; UDC_EP_NUM_REG = UDC_EP_DIR; status = 0; - VDBG("GET_STATUS, interface %d\n", u.r.wIndex); + VDBG("GET_STATUS, interface %d\n", w_index); /* next, status stage */ break; default: delegate: /* activate the ep0out fifo right away */ - if (!udc->ep0_in && u.r.wLength) { + if (!udc->ep0_in && w_length) { UDC_EP_NUM_REG = 0; UDC_CTRL_REG = UDC_SET_FIFO_EN; } @@ -1632,7 +1680,11 @@ delegate: */ VDBG("SETUP %02x.%02x v%04x i%04x l%04x\n", u.r.bRequestType, u.r.bRequest, - u.r.wValue, u.r.wIndex, u.r.wLength); + w_value, w_index, w_length); + +#undef w_value +#undef w_index +#undef w_length /* The gadget driver may return an error here, * causing an immediate protocol stall. @@ -2013,7 +2065,7 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver) udc->softconnect = 1; /* hook up the driver */ - driver->driver.bus = 0; + driver->driver.bus = NULL; udc->driver = driver; udc->gadget.dev.driver = &driver->driver; spin_unlock_irqrestore(&udc->lock, flags); @@ -2021,8 +2073,8 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver) status = driver->bind (&udc->gadget); if (status) { DBG("bind to %s --> %d\n", driver->driver.name, status); - udc->gadget.dev.driver = 0; - udc->driver = 0; + udc->gadget.dev.driver = NULL; + udc->driver = NULL; goto done; } DBG("bound to driver %s\n", driver->driver.name); @@ -2035,8 +2087,8 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver) if (status < 0) { ERR("can't bind to transceiver\n"); driver->unbind (&udc->gadget); - udc->gadget.dev.driver = 0; - udc->driver = 0; + udc->gadget.dev.driver = NULL; + udc->driver = NULL; goto done; } } else { @@ -2071,7 +2123,7 @@ int usb_gadget_unregister_driver (struct usb_gadget_driver *driver) omap_vbus_session(&udc->gadget, 0); if (udc->transceiver) - (void) otg_set_peripheral(udc->transceiver, 0); + (void) otg_set_peripheral(udc->transceiver, NULL); else pullup_disable(udc); @@ -2080,9 +2132,8 @@ int usb_gadget_unregister_driver (struct usb_gadget_driver *driver) spin_unlock_irqrestore(&udc->lock, flags); driver->unbind(&udc->gadget); - udc->gadget.dev.driver = 0; - udc->driver = 0; - + udc->gadget.dev.driver = NULL; + udc->driver = NULL; DBG("unregistered driver '%s'\n", driver->driver.name); return status; @@ -2178,14 +2229,14 @@ static int proc_otg_show(struct seq_file *s) tmp = OTG_REV_REG; trans = USB_TRANSCEIVER_CTRL_REG; - seq_printf(s, "OTG rev %d.%d, transceiver_ctrl %03x\n", + seq_printf(s, "\nOTG rev %d.%d, transceiver_ctrl %05x\n", tmp >> 4, tmp & 0xf, trans); tmp = OTG_SYSCON_1_REG; seq_printf(s, "otg_syscon1 %08x usb2 %s, usb1 %s, usb0 %s," FOURBITS "\n", tmp, trx_mode(USB2_TRX_MODE(tmp), trans & CONF_USB2_UNI_R), trx_mode(USB1_TRX_MODE(tmp), trans & CONF_USB1_UNI_R), - (USB0_TRX_MODE(tmp) == 0) + (USB0_TRX_MODE(tmp) == 0 && !cpu_is_omap1710()) ? "internal" : trx_mode(USB0_TRX_MODE(tmp), 1), (tmp & OTG_IDLE_EN) ? " !otg" : "", @@ -2235,6 +2286,7 @@ static int proc_otg_show(struct seq_file *s) seq_printf(s, "otg_outctrl %04x" "\n", tmp); tmp = OTG_TEST_REG; seq_printf(s, "otg_test %04x" "\n", tmp); + return 0; } static int proc_udc_show(struct seq_file *s, void *_) @@ -2378,7 +2430,7 @@ static int proc_udc_show(struct seq_file *s, void *_) static int proc_udc_open(struct inode *inode, struct file *file) { - return single_open(file, proc_udc_show, 0); + return single_open(file, proc_udc_show, NULL); } static struct file_operations proc_ops = { @@ -2399,7 +2451,7 @@ static void create_proc_file(void) static void remove_proc_file(void) { - remove_proc_entry(proc_filename, 0); + remove_proc_entry(proc_filename, NULL); } #else @@ -2414,6 +2466,10 @@ static inline void remove_proc_file(void) {} /* Before this controller can enumerate, we need to pick an endpoint * configuration, or "fifo_mode" That involves allocating 2KB of packet * buffer space among the endpoints we'll be operating. + * + * NOTE: as of OMAP 1710 ES2.0, writing a new endpoint config when + * UDC_SYSCON_1_REG.CFG_LOCK is set can now work. We won't use that + * capability yet though. */ static unsigned __init omap_ep_setup(char *name, u8 addr, u8 type, @@ -2505,7 +2561,7 @@ static void omap_udc_release(struct device *dev) { complete(udc->done); kfree (udc); - udc = 0; + udc = NULL; } static int __init @@ -2577,23 +2633,33 @@ omap_udc_setup(struct platform_device *odev, struct otg_transceiver *xceiv) case 1: OMAP_BULK_EP("ep1in", USB_DIR_IN | 1); OMAP_BULK_EP("ep2out", USB_DIR_OUT | 2); + OMAP_INT_EP("ep9in", USB_DIR_IN | 9, 16); + OMAP_BULK_EP("ep3in", USB_DIR_IN | 3); OMAP_BULK_EP("ep4out", USB_DIR_OUT | 4); + OMAP_INT_EP("ep10in", USB_DIR_IN | 10, 16); OMAP_BULK_EP("ep5in", USB_DIR_IN | 5); OMAP_BULK_EP("ep5out", USB_DIR_OUT | 5); + OMAP_INT_EP("ep11in", USB_DIR_IN | 11, 16); + OMAP_BULK_EP("ep6in", USB_DIR_IN | 6); OMAP_BULK_EP("ep6out", USB_DIR_OUT | 6); + OMAP_INT_EP("ep12in", USB_DIR_IN | 12, 16); OMAP_BULK_EP("ep7in", USB_DIR_IN | 7); OMAP_BULK_EP("ep7out", USB_DIR_OUT | 7); + OMAP_INT_EP("ep13in", USB_DIR_IN | 13, 16); + OMAP_INT_EP("ep13out", USB_DIR_OUT | 13, 16); + OMAP_BULK_EP("ep8in", USB_DIR_IN | 8); OMAP_BULK_EP("ep8out", USB_DIR_OUT | 8); + OMAP_INT_EP("ep14in", USB_DIR_IN | 14, 16); + OMAP_INT_EP("ep14out", USB_DIR_OUT | 14, 16); + + OMAP_BULK_EP("ep15in", USB_DIR_IN | 15); + OMAP_BULK_EP("ep15out", USB_DIR_OUT | 15); - OMAP_INT_EP("ep9in", USB_DIR_IN | 9, 16); - OMAP_INT_EP("ep10out", USB_DIR_IN | 10, 16); - OMAP_INT_EP("ep11in", USB_DIR_IN | 9, 16); - OMAP_INT_EP("ep12out", USB_DIR_IN | 10, 16); break; #ifdef USE_ISO @@ -2640,8 +2706,8 @@ static int __init omap_udc_probe(struct device *dev) struct platform_device *odev = to_platform_device(dev); int status = -ENODEV; int hmc; - struct otg_transceiver *xceiv = 0; - const char *type = 0; + struct otg_transceiver *xceiv = NULL; + const char *type = NULL; struct omap_usb_config *config = dev->platform_data; /* NOTE: "knows" the order of the resources! */ @@ -2676,54 +2742,78 @@ static int __init omap_udc_probe(struct device *dev) FUNC_MUX_CTRL_0_REG = tmp; } } else { + /* The transceiver may package some GPIO logic or handle + * loopback and/or transceiverless setup; if we find one, + * use it. Except for OTG, we don't _need_ to talk to one; + * but not having one probably means no VBUS detection. + */ + xceiv = otg_get_transceiver(); + if (xceiv) + type = xceiv->label; + else if (config->otg) { + DBG("OTG requires external transceiver!\n"); + goto cleanup0; + } + hmc = HMC_1610; switch (hmc) { + case 0: /* POWERUP DEFAULT == 0 */ + case 4: + case 12: + case 20: + if (!cpu_is_omap1710()) { + type = "integrated"; + break; + } + /* FALL THROUGH */ case 3: case 11: case 16: case 19: case 25: - xceiv = otg_get_transceiver(); if (!xceiv) { DBG("external transceiver not registered!\n"); - if (config->otg) - goto cleanup0; - type = "(unknown external)"; - } else - type = xceiv->label; - break; - case 0: /* POWERUP DEFAULT == 0 */ - case 4: - case 12: - case 20: - type = "INTEGRATED"; + type = "unknown"; + } break; case 21: /* internal loopback */ - type = "(loopback)"; + type = "loopback"; break; case 14: /* transceiverless */ - type = "(none)"; + if (cpu_is_omap1710()) + goto bad_on_1710; + /* FALL THROUGH */ + case 13: + case 15: + type = "no"; break; default: +bad_on_1710: ERR("unrecognized UDC HMC mode %d\n", hmc); - return -ENODEV; + goto cleanup0; } } - INFO("hmc mode %d, transceiver %s\n", hmc, type); + INFO("hmc mode %d, %s transceiver\n", hmc, type); /* a "gadget" abstracts/virtualizes the controller */ status = omap_udc_setup(odev, xceiv); if (status) { goto cleanup0; } - xceiv = 0; + xceiv = NULL; // "udc" is now valid pullup_disable(udc); #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) udc->gadget.is_otg = (config->otg != 0); #endif + /* starting with omap1710 es2.0, clear toggle is a separate bit */ + if (UDC_REV_REG >= 0x61) + udc->clr_halt = UDC_RESET_EP | UDC_CLRDATA_TOGGLE; + else + udc->clr_halt = UDC_RESET_EP; + /* USB general purpose IRQ: ep0, state changes, dma, etc */ status = request_irq(odev->resource[1].start, omap_udc_irq, SA_SAMPLE_RANDOM, driver_name, udc); @@ -2765,7 +2855,7 @@ cleanup2: cleanup1: kfree (udc); - udc = 0; + udc = NULL; cleanup0: if (xceiv) @@ -2788,7 +2878,7 @@ static int __exit omap_udc_remove(struct device *dev) pullup_disable(udc); if (udc->transceiver) { put_device(udc->transceiver->dev); - udc->transceiver = 0; + udc->transceiver = NULL; } UDC_SYSCON1_REG = 0; @@ -2809,13 +2899,32 @@ static int __exit omap_udc_remove(struct device *dev) return 0; } -static int omap_udc_suspend(struct device *dev, pm_message_t state, u32 level) +/* suspend/resume/wakeup from sysfs (echo > power/state) or when the + * system is forced into deep sleep + * + * REVISIT we should probably reject suspend requests when there's a host + * session active, rather than disconnecting, at least on boards that can + * report VBUS irqs (UDC_DEVSTAT_REG.UDC_ATT). And in any case, we need to + * make host resumes and VBUS detection trigger OMAP wakeup events; that + * may involve talking to an external transceiver (e.g. isp1301). + */ +static int omap_udc_suspend(struct device *dev, pm_message_t message, u32 level) { - if (level != 0) + u32 devstat; + + if (level != SUSPEND_POWER_DOWN) return 0; + devstat = UDC_DEVSTAT_REG; + + /* we're requesting 48 MHz clock if the pullup is enabled + * (== we're attached to the host) and we're not suspended, + * which would prevent entry to deep sleep... + */ + if ((devstat & UDC_ATT) != 0 && (devstat & UDC_SUS) == 0) { + WARN("session active; suspend requires disconnect\n"); + omap_pullup(&udc->gadget, 0); + } - DBG("suspend, state %d\n", state); - omap_pullup(&udc->gadget, 0); udc->gadget.dev.power.power_state = PMSG_SUSPEND; udc->gadget.dev.parent->power.power_state = PMSG_SUSPEND; return 0; @@ -2823,7 +2932,7 @@ static int omap_udc_suspend(struct device *dev, pm_message_t state, u32 level) static int omap_udc_resume(struct device *dev, u32 level) { - if (level != 0) + if (level != RESUME_POWER_ON) return 0; DBG("resume + wakeup/SRP\n"); diff --git a/drivers/usb/gadget/omap_udc.h b/drivers/usb/gadget/omap_udc.h index c9e6854..652ee46 100644 --- a/drivers/usb/gadget/omap_udc.h +++ b/drivers/usb/gadget/omap_udc.h @@ -20,6 +20,7 @@ #define UDC_CTRL_REG UDC_REG(0x0C) /* Endpoint control */ # define UDC_CLR_HALT (1 << 7) # define UDC_SET_HALT (1 << 6) +# define UDC_CLRDATA_TOGGLE (1 << 3) # define UDC_SET_FIFO_EN (1 << 2) # define UDC_CLR_EP (1 << 1) # define UDC_RESET_EP (1 << 0) @@ -99,6 +100,7 @@ /* DMA configuration registers: up to three channels in each direction. */ #define UDC_RXDMA_CFG_REG UDC_REG(0x40) /* 3 eps for RX DMA */ +# define UDC_DMA_REQ (1 << 12) #define UDC_TXDMA_CFG_REG UDC_REG(0x44) /* 3 eps for TX DMA */ #define UDC_DATA_DMA_REG UDC_REG(0x48) /* rx/tx fifo addr */ @@ -162,6 +164,7 @@ struct omap_udc { spinlock_t lock; struct omap_ep ep[32]; u16 devstat; + u16 clr_halt; struct otg_transceiver *transceiver; struct list_head iso; unsigned softconnect:1; @@ -171,7 +174,6 @@ struct omap_udc { unsigned ep0_set_config:1; unsigned ep0_reset_config:1; unsigned ep0_setup:1; - struct completion *done; }; diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c index b8b4524..6a0b957 100644 --- a/drivers/usb/gadget/pxa2xx_udc.c +++ b/drivers/usb/gadget/pxa2xx_udc.c @@ -1,6 +1,6 @@ /* * linux/drivers/usb/gadget/pxa2xx_udc.c - * Intel PXA2xx and IXP4xx on-chip full speed USB device controllers + * Intel PXA25x and IXP4xx on-chip full speed USB device controllers * * Copyright (C) 2002 Intrinsyc, Inc. (Frank Becker) * Copyright (C) 2003 Robert Schwebel, Pengutronix @@ -63,7 +63,7 @@ /* - * This driver handles the USB Device Controller (UDC) in Intel's PXA 2xx + * This driver handles the USB Device Controller (UDC) in Intel's PXA 25x * series processors. The UDC for the IXP 4xx series is very similar. * There are fifteen endpoints, in addition to ep0. * @@ -79,8 +79,8 @@ * pxa250 a0/a1 b0/b1/b2 sure act like they're still there. */ -#define DRIVER_VERSION "14-Dec-2003" -#define DRIVER_DESC "PXA 2xx USB Device Controller driver" +#define DRIVER_VERSION "4-May-2005" +#define DRIVER_DESC "PXA 25x USB Device Controller driver" static const char driver_name [] = "pxa2xx_udc"; @@ -290,6 +290,7 @@ static int pxa2xx_ep_enable (struct usb_ep *_ep, static int pxa2xx_ep_disable (struct usb_ep *_ep) { struct pxa2xx_ep *ep; + unsigned long flags; ep = container_of (_ep, struct pxa2xx_ep, ep); if (!_ep || !ep->desc) { @@ -297,6 +298,8 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep) _ep ? ep->ep.name : NULL); return -EINVAL; } + local_irq_save(flags); + nuke (ep, -ESHUTDOWN); #ifdef USE_DMA @@ -313,6 +316,7 @@ static int pxa2xx_ep_disable (struct usb_ep *_ep) ep->desc = NULL; ep->stopped = 1; + local_irq_restore(flags); DBG(DBG_VERBOSE, "%s disabled\n", _ep->name); return 0; } @@ -971,10 +975,10 @@ pxa2xx_ep_queue(struct usb_ep *_ep, struct usb_request *_req, int gfp_flags) kick_dma(ep, req); #endif /* can the FIFO can satisfy the request immediately? */ - } else if ((ep->bEndpointAddress & USB_DIR_IN) != 0 - && (*ep->reg_udccs & UDCCS_BI_TFS) != 0 - && write_fifo(ep, req)) { - req = NULL; + } else if ((ep->bEndpointAddress & USB_DIR_IN) != 0) { + if ((*ep->reg_udccs & UDCCS_BI_TFS) != 0 + && write_fifo(ep, req)) + req = NULL; } else if ((*ep->reg_udccs & UDCCS_BO_RFS) != 0 && read_fifo(ep, req)) { req = NULL; @@ -1290,7 +1294,7 @@ udc_proc_read(char *page, char **start, off_t off, int count, "%s version: %s\nGadget driver: %s\nHost %s\n\n", driver_name, DRIVER_VERSION SIZE_STR DMASTR, dev->driver ? dev->driver->driver.name : "(none)", - is_usb_connected() ? "full speed" : "disconnected"); + is_vbus_present() ? "full speed" : "disconnected"); size -= t; next += t; @@ -1339,7 +1343,7 @@ udc_proc_read(char *page, char **start, off_t off, int count, next += t; } - if (!is_usb_connected() || !dev->driver) + if (!is_vbus_present() || !dev->driver) goto done; t = scnprintf(next, size, "ep0 IN %lu/%lu, OUT %lu/%lu\nirqs %lu\n\n", @@ -1454,7 +1458,7 @@ static void udc_disable(struct pxa2xx_udc *dev) UFNRH = UFNRH_SIM; /* if hardware supports it, disconnect from usb */ - make_usb_disappear(); + pullup_off(); udc_clear_mask_UDCCR(UDCCR_UDE); @@ -1567,7 +1571,7 @@ static void udc_enable (struct pxa2xx_udc *dev) UICR0 &= ~UICR0_IM0; /* if hardware supports it, pullup D+ and wait for reset */ - let_usb_appear(); + pullup_on(); } @@ -2052,10 +2056,10 @@ pxa2xx_udc_irq(int irq, void *_dev, struct pt_regs *r) if (unlikely(udccr & UDCCR_SUSIR)) { udc_ack_int_UDCCR(UDCCR_SUSIR); handled = 1; - DBG(DBG_VERBOSE, "USB suspend%s\n", is_usb_connected() + DBG(DBG_VERBOSE, "USB suspend%s\n", is_vbus_present() ? "" : "+disconnect"); - if (!is_usb_connected()) + if (!is_vbus_present()) stop_activity(dev, dev->driver); else if (dev->gadget.speed != USB_SPEED_UNKNOWN && dev->driver @@ -2073,7 +2077,7 @@ pxa2xx_udc_irq(int irq, void *_dev, struct pt_regs *r) if (dev->gadget.speed != USB_SPEED_UNKNOWN && dev->driver && dev->driver->resume - && is_usb_connected()) + && is_vbus_present()) dev->driver->resume(&dev->gadget); } @@ -2509,7 +2513,7 @@ static int __init pxa2xx_udc_probe(struct device *_dev) udc_disable(dev); udc_reinit(dev); - dev->vbus = is_usb_connected(); + dev->vbus = is_vbus_present(); /* irq setup after old hardware state is cleaned up */ retval = request_irq(IRQ_USB, pxa2xx_udc_irq, @@ -2555,6 +2559,12 @@ lubbock_fail0: return 0; } + +static void pxa2xx_udc_shutdown(struct device *_dev) +{ + pullup_off(); +} + static int __exit pxa2xx_udc_remove(struct device *_dev) { struct pxa2xx_udc *dev = dev_get_drvdata(_dev); @@ -2624,6 +2634,7 @@ static struct device_driver udc_driver = { .name = "pxa2xx-udc", .bus = &platform_bus_type, .probe = pxa2xx_udc_probe, + .shutdown = pxa2xx_udc_shutdown, .remove = __exit_p(pxa2xx_udc_remove), .suspend = pxa2xx_udc_suspend, .resume = pxa2xx_udc_resume, diff --git a/drivers/usb/gadget/pxa2xx_udc.h b/drivers/usb/gadget/pxa2xx_udc.h index 1f3a7d9..d0bc396 100644 --- a/drivers/usb/gadget/pxa2xx_udc.h +++ b/drivers/usb/gadget/pxa2xx_udc.h @@ -177,23 +177,23 @@ struct pxa2xx_udc { static struct pxa2xx_udc *the_controller; -/* one GPIO should be used to detect host disconnect */ -static inline int is_usb_connected(void) +/* one GPIO should be used to detect VBUS from the host */ +static inline int is_vbus_present(void) { if (!the_controller->mach->udc_is_connected) return 1; return the_controller->mach->udc_is_connected(); } -/* one GPIO should force the host to see this device (or not) */ -static inline void make_usb_disappear(void) +/* one GPIO should control a D+ pullup, so host sees this device (or not) */ +static inline void pullup_off(void) { if (!the_controller->mach->udc_command) return; the_controller->mach->udc_command(PXA2XX_UDC_CMD_DISCONNECT); } -static inline void let_usb_appear(void) +static inline void pullup_on(void) { if (!the_controller->mach->udc_command) return; diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 7457268..06b6eba 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -41,6 +41,7 @@ #undef RNDIS_PM +#undef RNDIS_WAKEUP #undef VERBOSE #include "rndis.h" @@ -60,7 +61,7 @@ } while (0) static int rndis_debug = 0; -module_param (rndis_debug, bool, 0); +module_param (rndis_debug, int, 0); MODULE_PARM_DESC (rndis_debug, "enable debugging"); #else @@ -78,22 +79,103 @@ static rndis_params rndis_per_dev_params [RNDIS_MAX_CONFIGS]; static const __le32 rndis_driver_version = __constant_cpu_to_le32 (1); /* Function Prototypes */ -static int rndis_init_response (int configNr, rndis_init_msg_type *buf); -static int rndis_query_response (int configNr, rndis_query_msg_type *buf); -static int rndis_set_response (int configNr, rndis_set_msg_type *buf); -static int rndis_reset_response (int configNr, rndis_reset_msg_type *buf); -static int rndis_keepalive_response (int configNr, - rndis_keepalive_msg_type *buf); - static rndis_resp_t *rndis_add_response (int configNr, u32 length); +/* supported OIDs */ +static const u32 oid_supported_list [] = +{ + /* the general stuff */ + OID_GEN_SUPPORTED_LIST, + OID_GEN_HARDWARE_STATUS, + OID_GEN_MEDIA_SUPPORTED, + OID_GEN_MEDIA_IN_USE, + OID_GEN_MAXIMUM_FRAME_SIZE, + OID_GEN_LINK_SPEED, + OID_GEN_TRANSMIT_BLOCK_SIZE, + OID_GEN_RECEIVE_BLOCK_SIZE, + OID_GEN_VENDOR_ID, + OID_GEN_VENDOR_DESCRIPTION, + OID_GEN_VENDOR_DRIVER_VERSION, + OID_GEN_CURRENT_PACKET_FILTER, + OID_GEN_MAXIMUM_TOTAL_SIZE, + OID_GEN_MEDIA_CONNECT_STATUS, + OID_GEN_PHYSICAL_MEDIUM, +#if 0 + OID_GEN_RNDIS_CONFIG_PARAMETER, +#endif + + /* the statistical stuff */ + OID_GEN_XMIT_OK, + OID_GEN_RCV_OK, + OID_GEN_XMIT_ERROR, + OID_GEN_RCV_ERROR, + OID_GEN_RCV_NO_BUFFER, +#ifdef RNDIS_OPTIONAL_STATS + OID_GEN_DIRECTED_BYTES_XMIT, + OID_GEN_DIRECTED_FRAMES_XMIT, + OID_GEN_MULTICAST_BYTES_XMIT, + OID_GEN_MULTICAST_FRAMES_XMIT, + OID_GEN_BROADCAST_BYTES_XMIT, + OID_GEN_BROADCAST_FRAMES_XMIT, + OID_GEN_DIRECTED_BYTES_RCV, + OID_GEN_DIRECTED_FRAMES_RCV, + OID_GEN_MULTICAST_BYTES_RCV, + OID_GEN_MULTICAST_FRAMES_RCV, + OID_GEN_BROADCAST_BYTES_RCV, + OID_GEN_BROADCAST_FRAMES_RCV, + OID_GEN_RCV_CRC_ERROR, + OID_GEN_TRANSMIT_QUEUE_LENGTH, +#endif /* RNDIS_OPTIONAL_STATS */ + + /* mandatory 802.3 */ + /* the general stuff */ + OID_802_3_PERMANENT_ADDRESS, + OID_802_3_CURRENT_ADDRESS, + OID_802_3_MULTICAST_LIST, + OID_802_3_MAC_OPTIONS, + OID_802_3_MAXIMUM_LIST_SIZE, + + /* the statistical stuff */ + OID_802_3_RCV_ERROR_ALIGNMENT, + OID_802_3_XMIT_ONE_COLLISION, + OID_802_3_XMIT_MORE_COLLISIONS, +#ifdef RNDIS_OPTIONAL_STATS + OID_802_3_XMIT_DEFERRED, + OID_802_3_XMIT_MAX_COLLISIONS, + OID_802_3_RCV_OVERRUN, + OID_802_3_XMIT_UNDERRUN, + OID_802_3_XMIT_HEARTBEAT_FAILURE, + OID_802_3_XMIT_TIMES_CRS_LOST, + OID_802_3_XMIT_LATE_COLLISIONS, +#endif /* RNDIS_OPTIONAL_STATS */ + +#ifdef RNDIS_PM + /* PM and wakeup are mandatory for USB: */ + + /* power management */ + OID_PNP_CAPABILITIES, + OID_PNP_QUERY_POWER, + OID_PNP_SET_POWER, + +#ifdef RNDIS_WAKEUP + /* wake up host */ + OID_PNP_ENABLE_WAKE_UP, + OID_PNP_ADD_WAKE_UP_PATTERN, + OID_PNP_REMOVE_WAKE_UP_PATTERN, +#endif /* RNDIS_WAKEUP */ +#endif /* RNDIS_PM */ +}; + + /* NDIS Functions */ -static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) +static int +gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, + rndis_resp_t *r) { int retval = -ENOTSUPP; - u32 length = 0; - __le32 *tmp; + u32 length = 4; /* usually */ + __le32 *outbuf; int i, count; rndis_query_cmplt_type *resp; @@ -101,7 +183,22 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) resp = (rndis_query_cmplt_type *) r->buf; if (!resp) return -ENOMEM; - + + if (buf_len && rndis_debug > 1) { + DEBUG("query OID %08x value, len %d:\n", OID, buf_len); + for (i = 0; i < buf_len; i += 16) { + DEBUG ("%03d: %08x %08x %08x %08x\n", i, + le32_to_cpup((__le32 *)&buf[i]), + le32_to_cpup((__le32 *)&buf[i + 4]), + le32_to_cpup((__le32 *)&buf[i + 8]), + le32_to_cpup((__le32 *)&buf[i + 12])); + } + } + + /* response goes here, right after the header */ + outbuf = (__le32 *) &resp[1]; + resp->InformationBufferOffset = __constant_cpu_to_le32 (16); + switch (OID) { /* general oids (table 4-1) */ @@ -111,42 +208,36 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) DEBUG ("%s: OID_GEN_SUPPORTED_LIST\n", __FUNCTION__); length = sizeof (oid_supported_list); count = length / sizeof (u32); - tmp = (__le32 *) ((u8 *)resp + 24); for (i = 0; i < count; i++) - tmp[i] = cpu_to_le32 (oid_supported_list[i]); + outbuf[i] = cpu_to_le32 (oid_supported_list[i]); retval = 0; break; /* mandatory */ case OID_GEN_HARDWARE_STATUS: DEBUG("%s: OID_GEN_HARDWARE_STATUS\n", __FUNCTION__); - length = 4; /* Bogus question! * Hardware must be ready to receive high level protocols. * BTW: * reddite ergo quae sunt Caesaris Caesari * et quae sunt Dei Deo! */ - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; /* mandatory */ case OID_GEN_MEDIA_SUPPORTED: DEBUG("%s: OID_GEN_MEDIA_SUPPORTED\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr].medium); + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; break; /* mandatory */ case OID_GEN_MEDIA_IN_USE: DEBUG("%s: OID_GEN_MEDIA_IN_USE\n", __FUNCTION__); - length = 4; /* one medium, one transport... (maybe you do it better) */ - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr].medium); + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; break; @@ -154,25 +245,21 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_GEN_MAXIMUM_FRAME_SIZE: DEBUG("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __FUNCTION__); if (rndis_per_dev_params [configNr].dev) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; /* mandatory */ case OID_GEN_LINK_SPEED: -// DEBUG("%s: OID_GEN_LINK_SPEED\n", __FUNCTION__); - length = 4; + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_LINK_SPEED\n", __FUNCTION__); if (rndis_per_dev_params [configNr].media_state - == NDIS_MEDIA_STATE_DISCONNECTED) - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + == NDIS_MEDIA_STATE_DISCONNECTED) + *outbuf = __constant_cpu_to_le32 (0); else - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].speed); retval = 0; break; @@ -181,8 +268,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_GEN_TRANSMIT_BLOCK_SIZE: DEBUG("%s: OID_GEN_TRANSMIT_BLOCK_SIZE\n", __FUNCTION__); if (rndis_per_dev_params [configNr].dev) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); retval = 0; } @@ -192,8 +278,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_GEN_RECEIVE_BLOCK_SIZE: DEBUG("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __FUNCTION__); if (rndis_per_dev_params [configNr].dev) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); retval = 0; } @@ -202,8 +287,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) /* mandatory */ case OID_GEN_VENDOR_ID: DEBUG("%s: OID_GEN_VENDOR_ID\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].vendorID); retval = 0; break; @@ -212,51 +296,44 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_GEN_VENDOR_DESCRIPTION: DEBUG("%s: OID_GEN_VENDOR_DESCRIPTION\n", __FUNCTION__); length = strlen (rndis_per_dev_params [configNr].vendorDescr); - memcpy ((u8 *) resp + 24, + memcpy (outbuf, rndis_per_dev_params [configNr].vendorDescr, length); retval = 0; break; case OID_GEN_VENDOR_DRIVER_VERSION: DEBUG("%s: OID_GEN_VENDOR_DRIVER_VERSION\n", __FUNCTION__); - length = 4; /* Created as LE */ - *((__le32 *) resp + 6) = rndis_driver_version; + *outbuf = rndis_driver_version; retval = 0; break; /* mandatory */ case OID_GEN_CURRENT_PACKET_FILTER: DEBUG("%s: OID_GEN_CURRENT_PACKET_FILTER\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params[configNr].filter); + *outbuf = cpu_to_le32 (*rndis_per_dev_params[configNr].filter); retval = 0; break; /* mandatory */ case OID_GEN_MAXIMUM_TOTAL_SIZE: DEBUG("%s: OID_GEN_MAXIMUM_TOTAL_SIZE\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = __constant_cpu_to_le32( - RNDIS_MAX_TOTAL_SIZE); + *outbuf = __constant_cpu_to_le32(RNDIS_MAX_TOTAL_SIZE); retval = 0; break; /* mandatory */ case OID_GEN_MEDIA_CONNECT_STATUS: - DEBUG("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __FUNCTION__); + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .media_state); retval = 0; break; case OID_GEN_PHYSICAL_MEDIUM: DEBUG("%s: OID_GEN_PHYSICAL_MEDIUM\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; @@ -266,8 +343,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) */ case OID_GEN_MAC_OPTIONS: /* from WinME */ DEBUG("%s: OID_GEN_MAC_OPTIONS\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = __constant_cpu_to_le32( + *outbuf = __constant_cpu_to_le32( NDIS_MAC_OPTION_RECEIVE_SERIALIZED | NDIS_MAC_OPTION_FULL_DUPLEX); retval = 0; @@ -277,62 +353,49 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) /* mandatory */ case OID_GEN_XMIT_OK: - DEBUG("%s: OID_GEN_XMIT_OK\n", __FUNCTION__); + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_XMIT_OK\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].stats->tx_packets - rndis_per_dev_params [configNr].stats->tx_errors - rndis_per_dev_params [configNr].stats->tx_dropped); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; /* mandatory */ case OID_GEN_RCV_OK: - DEBUG("%s: OID_GEN_RCV_OK\n", __FUNCTION__); + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_RCV_OK\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].stats->rx_packets - rndis_per_dev_params [configNr].stats->rx_errors - rndis_per_dev_params [configNr].stats->rx_dropped); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; /* mandatory */ case OID_GEN_XMIT_ERROR: - DEBUG("%s: OID_GEN_XMIT_ERROR\n", __FUNCTION__); + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_XMIT_ERROR\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->tx_errors); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; /* mandatory */ case OID_GEN_RCV_ERROR: - DEBUG("%s: OID_GEN_RCV_ERROR\n", __FUNCTION__); + if (rndis_debug > 1) + DEBUG("%s: OID_GEN_RCV_ERROR\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_errors); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; @@ -340,13 +403,9 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_GEN_RCV_NO_BUFFER: DEBUG("%s: OID_GEN_RCV_NO_BUFFER\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_dropped); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; @@ -359,8 +418,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) * divided by weight of Alpha Centauri */ if (rndis_per_dev_params [configNr].stats) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( (rndis_per_dev_params [configNr] .stats->tx_packets - rndis_per_dev_params [configNr] @@ -369,9 +427,6 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) .stats->tx_dropped) * 123); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; @@ -379,8 +434,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) DEBUG("%s: OID_GEN_DIRECTED_FRAMES_XMIT\n", __FUNCTION__); /* dito */ if (rndis_per_dev_params [configNr].stats) { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( + *outbuf = cpu_to_le32 ( (rndis_per_dev_params [configNr] .stats->tx_packets - rndis_per_dev_params [configNr] @@ -389,144 +443,105 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) .stats->tx_dropped) / 123); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_MULTICAST_BYTES_XMIT: DEBUG("%s: OID_GEN_MULTICAST_BYTES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->multicast*1234); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_MULTICAST_FRAMES_XMIT: DEBUG("%s: OID_GEN_MULTICAST_FRAMES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->multicast); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_BROADCAST_BYTES_XMIT: DEBUG("%s: OID_GEN_BROADCAST_BYTES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->tx_packets/42*255); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_BROADCAST_FRAMES_XMIT: DEBUG("%s: OID_GEN_BROADCAST_FRAMES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->tx_packets/42); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_DIRECTED_BYTES_RCV: DEBUG("%s: OID_GEN_DIRECTED_BYTES_RCV\n", __FUNCTION__); - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; case OID_GEN_DIRECTED_FRAMES_RCV: DEBUG("%s: OID_GEN_DIRECTED_FRAMES_RCV\n", __FUNCTION__); - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; case OID_GEN_MULTICAST_BYTES_RCV: DEBUG("%s: OID_GEN_MULTICAST_BYTES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->multicast * 1111); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_MULTICAST_FRAMES_RCV: DEBUG("%s: OID_GEN_MULTICAST_FRAMES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->multicast); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_BROADCAST_BYTES_RCV: DEBUG("%s: OID_GEN_BROADCAST_BYTES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_packets/42*255); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_BROADCAST_FRAMES_RCV: DEBUG("%s: OID_GEN_BROADCAST_FRAMES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_packets/42); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_RCV_CRC_ERROR: DEBUG("%s: OID_GEN_RCV_CRC_ERROR\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_crc_errors); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; case OID_GEN_TRANSMIT_QUEUE_LENGTH: DEBUG("%s: OID_GEN_TRANSMIT_QUEUE_LENGTH\n", __FUNCTION__); - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; #endif /* RNDIS_OPTIONAL_STATS */ @@ -538,13 +553,10 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) DEBUG("%s: OID_802_3_PERMANENT_ADDRESS\n", __FUNCTION__); if (rndis_per_dev_params [configNr].dev) { length = ETH_ALEN; - memcpy ((u8 *) resp + 24, + memcpy (outbuf, rndis_per_dev_params [configNr].host_mac, length); retval = 0; - } else { - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); - retval = 0; } break; @@ -553,7 +565,7 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) DEBUG("%s: OID_802_3_CURRENT_ADDRESS\n", __FUNCTION__); if (rndis_per_dev_params [configNr].dev) { length = ETH_ALEN; - memcpy ((u8 *) resp + 24, + memcpy (outbuf, rndis_per_dev_params [configNr].host_mac, length); retval = 0; @@ -563,18 +575,16 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) /* mandatory */ case OID_802_3_MULTICAST_LIST: DEBUG("%s: OID_802_3_MULTICAST_LIST\n", __FUNCTION__); - length = 4; /* Multicast base address only */ - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0xE0000000); + *outbuf = __constant_cpu_to_le32 (0xE0000000); retval = 0; break; /* mandatory */ case OID_802_3_MAXIMUM_LIST_SIZE: DEBUG("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __FUNCTION__); - length = 4; /* Multicast base address only */ - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (1); + *outbuf = __constant_cpu_to_le32 (1); retval = 0; break; @@ -587,11 +597,8 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) /* mandatory */ case OID_802_3_RCV_ERROR_ALIGNMENT: DEBUG("%s: OID_802_3_RCV_ERROR_ALIGNMENT\n", __FUNCTION__); - if (rndis_per_dev_params [configNr].stats) - { - length = 4; - *((__le32 *) resp + 6) = cpu_to_le32 ( - rndis_per_dev_params [configNr] + if (rndis_per_dev_params [configNr].stats) { + *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .stats->rx_frame_errors); retval = 0; } @@ -600,16 +607,14 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) /* mandatory */ case OID_802_3_XMIT_ONE_COLLISION: DEBUG("%s: OID_802_3_XMIT_ONE_COLLISION\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; /* mandatory */ case OID_802_3_XMIT_MORE_COLLISIONS: DEBUG("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __FUNCTION__); - length = 4; - *((__le32 *) resp + 6) = __constant_cpu_to_le32 (0); + *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; @@ -655,27 +660,18 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) case OID_PNP_CAPABILITIES: DEBUG("%s: OID_PNP_CAPABILITIES\n", __FUNCTION__); - /* just PM, and remote wakeup on link status change - * (not magic packet or pattern match) - */ + /* for now, no wakeup capabilities */ length = sizeof (struct NDIS_PNP_CAPABILITIES); - memset (resp, 0, length); - { - struct NDIS_PNP_CAPABILITIES *caps = (void *) resp; - - caps->Flags = NDIS_DEVICE_WAKE_UP_ENABLE; - caps->WakeUpCapabilities.MinLinkChangeWakeUp - = NdisDeviceStateD3; - - /* FIXME then use usb_gadget_wakeup(), and - * set USB_CONFIG_ATT_WAKEUP in config desc - */ - } + memset(outbuf, 0, length); retval = 0; break; case OID_PNP_QUERY_POWER: - DEBUG("%s: OID_PNP_QUERY_POWER\n", __FUNCTION__); - /* sure, handle any power state that maps to USB suspend */ + DEBUG("%s: OID_PNP_QUERY_POWER D%d\n", __FUNCTION__, + le32_to_cpup((__le32 *) buf) - 1); + /* only suspend is a real power state, and + * it can't be entered by OID_PNP_SET_POWER... + */ + length = 0; retval = 0; break; #endif @@ -684,11 +680,12 @@ static int gen_ndis_query_resp (int configNr, u32 OID, rndis_resp_t *r) printk (KERN_WARNING "%s: query unknown OID 0x%08X\n", __FUNCTION__, OID); } + if (retval < 0) + length = 0; - resp->InformationBufferOffset = __constant_cpu_to_le32 (16); resp->InformationBufferLength = cpu_to_le32 (length); - resp->MessageLength = cpu_to_le32 (24 + length); - r->length = 24 + length; + r->length = length + sizeof *resp; + resp->MessageLength = cpu_to_le32 (r->length); return retval; } @@ -705,45 +702,40 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, if (!resp) return -ENOMEM; - DEBUG("set OID %08x value, len %d:\n", OID, buf_len); - for (i = 0; i < buf_len; i += 16) { - DEBUG ("%03d: " - " %02x %02x %02x %02x" - " %02x %02x %02x %02x" - " %02x %02x %02x %02x" - " %02x %02x %02x %02x" - "\n", - i, - buf[i], buf [i+1], - buf[i+2], buf[i+3], - buf[i+4], buf [i+5], - buf[i+6], buf[i+7], - buf[i+8], buf [i+9], - buf[i+10], buf[i+11], - buf[i+12], buf [i+13], - buf[i+14], buf[i+15]); + if (buf_len && rndis_debug > 1) { + DEBUG("set OID %08x value, len %d:\n", OID, buf_len); + for (i = 0; i < buf_len; i += 16) { + DEBUG ("%03d: %08x %08x %08x %08x\n", i, + le32_to_cpup((__le32 *)&buf[i]), + le32_to_cpup((__le32 *)&buf[i + 4]), + le32_to_cpup((__le32 *)&buf[i + 8]), + le32_to_cpup((__le32 *)&buf[i + 12])); + } } + params = &rndis_per_dev_params [configNr]; switch (OID) { case OID_GEN_CURRENT_PACKET_FILTER: - params = &rndis_per_dev_params [configNr]; - retval = 0; - /* FIXME use these NDIS_PACKET_TYPE_* bitflags to - * set the cdc_filter; it's not RNDIS-specific + /* these NDIS_PACKET_TYPE_* bitflags are shared with + * cdc_filter; it's not RNDIS-specific * NDIS_PACKET_TYPE_x == USB_CDC_PACKET_TYPE_x for x in: * PROMISCUOUS, DIRECTED, * MULTICAST, ALL_MULTICAST, BROADCAST */ - params->filter = le32_to_cpup((__le32 *)buf); + *params->filter = (u16) le32_to_cpup((__le32 *)buf); DEBUG("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n", - __FUNCTION__, params->filter); + __FUNCTION__, *params->filter); /* this call has a significant side effect: it's * what makes the packet flow start and stop, like * activating the CDC Ethernet altsetting. */ - if (params->filter) { +#ifdef RNDIS_PM +update_linkstate: +#endif + retval = 0; + if (*params->filter) { params->state = RNDIS_DATA_INITIALIZED; netif_carrier_on(params->dev); if (netif_running(params->dev)) @@ -776,21 +768,34 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, #ifdef RNDIS_PM case OID_PNP_SET_POWER: - DEBUG ("OID_PNP_SET_POWER\n"); - /* sure, handle any power state that maps to USB suspend */ - retval = 0; - break; - - case OID_PNP_ENABLE_WAKE_UP: - /* always-connected ... */ - DEBUG ("OID_PNP_ENABLE_WAKE_UP\n"); - retval = 0; + /* The only real power state is USB suspend, and RNDIS requests + * can't enter it; this one isn't really about power. After + * resuming, Windows forces a reset, and then SET_POWER D0. + * FIXME ... then things go batty; Windows wedges itself. + */ + i = le32_to_cpup((__force __le32 *)buf); + DEBUG("%s: OID_PNP_SET_POWER D%d\n", __FUNCTION__, i - 1); + switch (i) { + case NdisDeviceStateD0: + *params->filter = params->saved_filter; + goto update_linkstate; + case NdisDeviceStateD3: + case NdisDeviceStateD2: + case NdisDeviceStateD1: + params->saved_filter = *params->filter; + retval = 0; + break; + } break; - // no PM resume patterns supported (specified where?) - // so OID_PNP_{ADD,REMOVE}_WAKE_UP_PATTERN always fails +#ifdef RNDIS_WAKEUP + // no wakeup support advertised, so wakeup OIDs always fail: + // - OID_PNP_ENABLE_WAKE_UP + // - OID_PNP_{ADD,REMOVE}_WAKE_UP_PATTERN #endif +#endif /* RNDIS_PM */ + default: printk (KERN_WARNING "%s: set unknown OID 0x%08X, size %d\n", __FUNCTION__, OID, buf_len); @@ -811,13 +816,10 @@ static int rndis_init_response (int configNr, rndis_init_msg_type *buf) if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP; r = rndis_add_response (configNr, sizeof (rndis_init_cmplt_type)); - - if (!r) return -ENOMEM; - + if (!r) + return -ENOMEM; resp = (rndis_init_cmplt_type *) r->buf; - if (!resp) return -ENOMEM; - resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_INITIALIZE_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (52); @@ -857,20 +859,22 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) * oid_supported_list is the largest answer */ r = rndis_add_response (configNr, sizeof (oid_supported_list)); - - if (!r) return -ENOMEM; + if (!r) + return -ENOMEM; resp = (rndis_query_cmplt_type *) r->buf; - if (!resp) return -ENOMEM; - resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_QUERY_CMPLT); - resp->MessageLength = __constant_cpu_to_le32 (24); resp->RequestID = buf->RequestID; /* Still LE in msg buffer */ - - if (gen_ndis_query_resp (configNr, le32_to_cpu (buf->OID), r)) { + + if (gen_ndis_query_resp (configNr, le32_to_cpu (buf->OID), + le32_to_cpu(buf->InformationBufferOffset) + + 8 + (u8 *) buf, + le32_to_cpu(buf->InformationBufferLength), + r)) { /* OID not supported */ resp->Status = __constant_cpu_to_le32 ( RNDIS_STATUS_NOT_SUPPORTED); + resp->MessageLength = __constant_cpu_to_le32 (sizeof *resp); resp->InformationBufferLength = __constant_cpu_to_le32 (0); resp->InformationBufferOffset = __constant_cpu_to_le32 (0); } else @@ -889,10 +893,9 @@ static int rndis_set_response (int configNr, rndis_set_msg_type *buf) rndis_resp_t *r; r = rndis_add_response (configNr, sizeof (rndis_set_cmplt_type)); - - if (!r) return -ENOMEM; + if (!r) + return -ENOMEM; resp = (rndis_set_cmplt_type *) r->buf; - if (!resp) return -ENOMEM; BufLength = le32_to_cpu (buf->InformationBufferLength); BufOffset = le32_to_cpu (buf->InformationBufferOffset); @@ -930,10 +933,9 @@ static int rndis_reset_response (int configNr, rndis_reset_msg_type *buf) rndis_resp_t *r; r = rndis_add_response (configNr, sizeof (rndis_reset_cmplt_type)); - - if (!r) return -ENOMEM; + if (!r) + return -ENOMEM; resp = (rndis_reset_cmplt_type *) r->buf; - if (!resp) return -ENOMEM; resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_RESET_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (16); @@ -957,8 +959,9 @@ static int rndis_keepalive_response (int configNr, /* host "should" check only in RNDIS_DATA_INITIALIZED state */ r = rndis_add_response (configNr, sizeof (rndis_keepalive_cmplt_type)); + if (!r) + return -ENOMEM; resp = (rndis_keepalive_cmplt_type *) r->buf; - if (!resp) return -ENOMEM; resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_KEEPALIVE_CMPLT); @@ -987,10 +990,9 @@ static int rndis_indicate_status_msg (int configNr, u32 status) r = rndis_add_response (configNr, sizeof (rndis_indicate_status_msg_type)); - if (!r) return -ENOMEM; - + if (!r) + return -ENOMEM; resp = (rndis_indicate_status_msg_type *) r->buf; - if (!resp) return -ENOMEM; resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_INDICATE_STATUS_MSG); @@ -1021,6 +1023,21 @@ int rndis_signal_disconnect (int configNr) RNDIS_STATUS_MEDIA_DISCONNECT); } +void rndis_uninit (int configNr) +{ + u8 *buf; + u32 length; + + if (configNr >= RNDIS_MAX_CONFIGS) + return; + rndis_per_dev_params [configNr].used = 0; + rndis_per_dev_params [configNr].state = RNDIS_UNINITIALIZED; + + /* drain the response queue */ + while ((buf = rndis_get_next_response(configNr, &length))) + rndis_free_response(configNr, buf); +} + void rndis_set_host_mac (int configNr, const u8 *addr) { rndis_per_dev_params [configNr].host_mac = addr; @@ -1046,9 +1063,13 @@ int rndis_msg_parser (u8 configNr, u8 *buf) return -ENOTSUPP; params = &rndis_per_dev_params [configNr]; + /* NOTE: RNDIS is *EXTREMELY* chatty ... Windows constantly polls for + * rx/tx statistics and link status, in addition to KEEPALIVE traffic + * and normal HC level polling to see if there's any IN traffic. + */ + /* For USB: responses may take up to 10 seconds */ - switch (MsgType) - { + switch (MsgType) { case REMOTE_NDIS_INITIALIZE_MSG: DEBUG("%s: REMOTE_NDIS_INITIALIZE_MSG\n", __FUNCTION__ ); @@ -1082,10 +1103,9 @@ int rndis_msg_parser (u8 configNr, u8 *buf) case REMOTE_NDIS_KEEPALIVE_MSG: /* For USB: host does this every 5 seconds */ -#ifdef VERBOSE - DEBUG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", - __FUNCTION__ ); -#endif + if (rndis_debug > 1) + DEBUG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", + __FUNCTION__ ); return rndis_keepalive_response (configNr, (rndis_keepalive_msg_type *) buf); @@ -1152,7 +1172,8 @@ void rndis_deregister (int configNr) } int rndis_set_param_dev (u8 configNr, struct net_device *dev, - struct net_device_stats *stats) + struct net_device_stats *stats, + u16 *cdc_filter) { DEBUG("%s:\n", __FUNCTION__ ); if (!dev || !stats) return -1; @@ -1160,6 +1181,7 @@ int rndis_set_param_dev (u8 configNr, struct net_device *dev, rndis_per_dev_params [configNr].dev = dev; rndis_per_dev_params [configNr].stats = stats; + rndis_per_dev_params [configNr].filter = cdc_filter; return 0; } @@ -1178,7 +1200,7 @@ int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr) int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed) { - DEBUG("%s:\n", __FUNCTION__ ); + DEBUG("%s: %u %u\n", __FUNCTION__, medium, speed); if (configNr >= RNDIS_MAX_CONFIGS) return -1; rndis_per_dev_params [configNr].medium = medium; @@ -1242,6 +1264,7 @@ static rndis_resp_t *rndis_add_response (int configNr, u32 length) { rndis_resp_t *r; + /* NOTE: this gets copied into ether.c USB_BUFSIZ bytes ... */ r = kmalloc (sizeof (rndis_resp_t) + length, GFP_ATOMIC); if (!r) return NULL; diff --git a/drivers/usb/gadget/rndis.h b/drivers/usb/gadget/rndis.h index 2b5b55d..95b4c63 100644 --- a/drivers/usb/gadget/rndis.h +++ b/drivers/usb/gadget/rndis.h @@ -69,90 +69,6 @@ #define OID_PNP_ENABLE_WAKE_UP 0xFD010106 -/* supported OIDs */ -static const u32 oid_supported_list [] = -{ - /* the general stuff */ - OID_GEN_SUPPORTED_LIST, - OID_GEN_HARDWARE_STATUS, - OID_GEN_MEDIA_SUPPORTED, - OID_GEN_MEDIA_IN_USE, - OID_GEN_MAXIMUM_FRAME_SIZE, - OID_GEN_LINK_SPEED, - OID_GEN_TRANSMIT_BLOCK_SIZE, - OID_GEN_RECEIVE_BLOCK_SIZE, - OID_GEN_VENDOR_ID, - OID_GEN_VENDOR_DESCRIPTION, - OID_GEN_VENDOR_DRIVER_VERSION, - OID_GEN_CURRENT_PACKET_FILTER, - OID_GEN_MAXIMUM_TOTAL_SIZE, - OID_GEN_MEDIA_CONNECT_STATUS, - OID_GEN_PHYSICAL_MEDIUM, -#if 0 - OID_GEN_RNDIS_CONFIG_PARAMETER, -#endif - - /* the statistical stuff */ - OID_GEN_XMIT_OK, - OID_GEN_RCV_OK, - OID_GEN_XMIT_ERROR, - OID_GEN_RCV_ERROR, - OID_GEN_RCV_NO_BUFFER, -#ifdef RNDIS_OPTIONAL_STATS - OID_GEN_DIRECTED_BYTES_XMIT, - OID_GEN_DIRECTED_FRAMES_XMIT, - OID_GEN_MULTICAST_BYTES_XMIT, - OID_GEN_MULTICAST_FRAMES_XMIT, - OID_GEN_BROADCAST_BYTES_XMIT, - OID_GEN_BROADCAST_FRAMES_XMIT, - OID_GEN_DIRECTED_BYTES_RCV, - OID_GEN_DIRECTED_FRAMES_RCV, - OID_GEN_MULTICAST_BYTES_RCV, - OID_GEN_MULTICAST_FRAMES_RCV, - OID_GEN_BROADCAST_BYTES_RCV, - OID_GEN_BROADCAST_FRAMES_RCV, - OID_GEN_RCV_CRC_ERROR, - OID_GEN_TRANSMIT_QUEUE_LENGTH, -#endif /* RNDIS_OPTIONAL_STATS */ - - /* mandatory 802.3 */ - /* the general stuff */ - OID_802_3_PERMANENT_ADDRESS, - OID_802_3_CURRENT_ADDRESS, - OID_802_3_MULTICAST_LIST, - OID_802_3_MAC_OPTIONS, - OID_802_3_MAXIMUM_LIST_SIZE, - - /* the statistical stuff */ - OID_802_3_RCV_ERROR_ALIGNMENT, - OID_802_3_XMIT_ONE_COLLISION, - OID_802_3_XMIT_MORE_COLLISIONS, -#ifdef RNDIS_OPTIONAL_STATS - OID_802_3_XMIT_DEFERRED, - OID_802_3_XMIT_MAX_COLLISIONS, - OID_802_3_RCV_OVERRUN, - OID_802_3_XMIT_UNDERRUN, - OID_802_3_XMIT_HEARTBEAT_FAILURE, - OID_802_3_XMIT_TIMES_CRS_LOST, - OID_802_3_XMIT_LATE_COLLISIONS, -#endif /* RNDIS_OPTIONAL_STATS */ - -#ifdef RNDIS_PM - /* PM and wakeup are mandatory for USB: */ - - /* power management */ - OID_PNP_CAPABILITIES, - OID_PNP_QUERY_POWER, - OID_PNP_SET_POWER, - - /* wake up host */ - OID_PNP_ENABLE_WAKE_UP, - OID_PNP_ADD_WAKE_UP_PATTERN, - OID_PNP_REMOVE_WAKE_UP_PATTERN, -#endif -}; - - typedef struct rndis_init_msg_type { __le32 MessageType; @@ -309,15 +225,18 @@ typedef struct rndis_resp_t typedef struct rndis_params { u8 confignr; - int used; + u8 used; + u16 saved_filter; enum rndis_state state; - u32 filter; u32 medium; u32 speed; u32 media_state; + const u8 *host_mac; + u16 *filter; struct net_device *dev; struct net_device_stats *stats; + u32 vendorID; const char *vendorDescr; int (*ack) (struct net_device *); @@ -329,7 +248,8 @@ int rndis_msg_parser (u8 configNr, u8 *buf); int rndis_register (int (*rndis_control_ack) (struct net_device *)); void rndis_deregister (int configNr); int rndis_set_param_dev (u8 configNr, struct net_device *dev, - struct net_device_stats *stats); + struct net_device_stats *stats, + u16 *cdc_filter); int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr); int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed); @@ -338,6 +258,7 @@ int rndis_rm_hdr (struct sk_buff *skb); u8 *rndis_get_next_response (int configNr, u32 *length); void rndis_free_response (int configNr, u8 *buf); +void rndis_uninit (int configNr); int rndis_signal_connect (int configNr); int rndis_signal_disconnect (int configNr); int rndis_state (int configNr); diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c index 4d591c7..9e4f1c6 100644 --- a/drivers/usb/gadget/serial.c +++ b/drivers/usb/gadget/serial.c @@ -300,18 +300,18 @@ static int gs_build_config_buf(u8 *buf, enum usb_device_speed speed, u8 type, unsigned int index, int is_otg); static struct usb_request *gs_alloc_req(struct usb_ep *ep, unsigned int len, - int kmalloc_flags); + unsigned kmalloc_flags); static void gs_free_req(struct usb_ep *ep, struct usb_request *req); static struct gs_req_entry *gs_alloc_req_entry(struct usb_ep *ep, unsigned len, - int kmalloc_flags); + unsigned kmalloc_flags); static void gs_free_req_entry(struct usb_ep *ep, struct gs_req_entry *req); -static int gs_alloc_ports(struct gs_dev *dev, int kmalloc_flags); +static int gs_alloc_ports(struct gs_dev *dev, unsigned kmalloc_flags); static void gs_free_ports(struct gs_dev *dev); /* circular buffer */ -static struct gs_buf *gs_buf_alloc(unsigned int size, int kmalloc_flags); +static struct gs_buf *gs_buf_alloc(unsigned int size, unsigned kmalloc_flags); static void gs_buf_free(struct gs_buf *gb); static void gs_buf_clear(struct gs_buf *gb); static unsigned int gs_buf_data_avail(struct gs_buf *gb); @@ -1607,9 +1607,9 @@ static int gs_setup(struct usb_gadget *gadget, int ret = -EOPNOTSUPP; struct gs_dev *dev = get_gadget_data(gadget); struct usb_request *req = dev->dev_ctrl_req; - u16 wIndex = ctrl->wIndex; - u16 wValue = ctrl->wValue; - u16 wLength = ctrl->wLength; + u16 wIndex = le16_to_cpu(ctrl->wIndex); + u16 wValue = le16_to_cpu(ctrl->wValue); + u16 wLength = le16_to_cpu(ctrl->wLength); switch (ctrl->bRequestType & USB_TYPE_MASK) { case USB_TYPE_STANDARD: @@ -1651,9 +1651,9 @@ static int gs_setup_standard(struct usb_gadget *gadget, int ret = -EOPNOTSUPP; struct gs_dev *dev = get_gadget_data(gadget); struct usb_request *req = dev->dev_ctrl_req; - u16 wIndex = ctrl->wIndex; - u16 wValue = ctrl->wValue; - u16 wLength = ctrl->wLength; + u16 wIndex = le16_to_cpu(ctrl->wIndex); + u16 wValue = le16_to_cpu(ctrl->wValue); + u16 wLength = le16_to_cpu(ctrl->wLength); switch (ctrl->bRequest) { case USB_REQ_GET_DESCRIPTOR: @@ -1782,9 +1782,9 @@ static int gs_setup_class(struct usb_gadget *gadget, struct gs_dev *dev = get_gadget_data(gadget); struct gs_port *port = dev->dev_port[0]; /* ACM only has one port */ struct usb_request *req = dev->dev_ctrl_req; - u16 wIndex = ctrl->wIndex; - u16 wValue = ctrl->wValue; - u16 wLength = ctrl->wLength; + u16 wIndex = le16_to_cpu(ctrl->wIndex); + u16 wValue = le16_to_cpu(ctrl->wValue); + u16 wLength = le16_to_cpu(ctrl->wLength); switch (ctrl->bRequest) { case USB_CDC_REQ_SET_LINE_CODING: @@ -2119,7 +2119,8 @@ static int gs_build_config_buf(u8 *buf, enum usb_device_speed speed, * Allocate a usb_request and its buffer. Returns a pointer to the * usb_request or NULL if there is an error. */ -static struct usb_request *gs_alloc_req(struct usb_ep *ep, unsigned int len, int kmalloc_flags) +static struct usb_request * +gs_alloc_req(struct usb_ep *ep, unsigned int len, unsigned kmalloc_flags) { struct usb_request *req; @@ -2159,7 +2160,8 @@ static void gs_free_req(struct usb_ep *ep, struct usb_request *req) * Allocates a request and its buffer, using the given * endpoint, buffer len, and kmalloc flags. */ -static struct gs_req_entry *gs_alloc_req_entry(struct usb_ep *ep, unsigned len, int kmalloc_flags) +static struct gs_req_entry * +gs_alloc_req_entry(struct usb_ep *ep, unsigned len, unsigned kmalloc_flags) { struct gs_req_entry *req; @@ -2200,7 +2202,7 @@ static void gs_free_req_entry(struct usb_ep *ep, struct gs_req_entry *req) * * The device lock is normally held when calling this function. */ -static int gs_alloc_ports(struct gs_dev *dev, int kmalloc_flags) +static int gs_alloc_ports(struct gs_dev *dev, unsigned kmalloc_flags) { int i; struct gs_port *port; @@ -2282,7 +2284,7 @@ static void gs_free_ports(struct gs_dev *dev) * * Allocate a circular buffer and all associated memory. */ -static struct gs_buf *gs_buf_alloc(unsigned int size, int kmalloc_flags) +static struct gs_buf *gs_buf_alloc(unsigned int size, unsigned kmalloc_flags) { struct gs_buf *gb; diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 6e49432..a6e035e 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -919,9 +919,9 @@ zero_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) struct zero_dev *dev = get_gadget_data (gadget); struct usb_request *req = dev->req; int value = -EOPNOTSUPP; - u16 w_index = ctrl->wIndex; - u16 w_value = ctrl->wValue; - u16 w_length = ctrl->wLength; + u16 w_index = le16_to_cpu(ctrl->wIndex); + u16 w_value = le16_to_cpu(ctrl->wValue); + u16 w_length = le16_to_cpu(ctrl->wLength); /* usually this stores reply data in the pre-allocated ep0 buffer, * but config change events will reconfigure hardware. diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 19e598c..ed1899d 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -49,6 +49,19 @@ config USB_EHCI_ROOT_HUB_TT This supports the EHCI implementation from TransDimension Inc. +config USB_ISP116X_HCD + tristate "ISP116X HCD support" + depends on USB + default N + ---help--- + The ISP1160 and ISP1161 chips are USB host controllers. Enable this + option if your board has this chip. If unsure, say N. + + This driver does not support isochronous transfers. + + To compile this driver as a module, choose M here: the + module will be called isp116x-hcd. + config USB_OHCI_HCD tristate "OHCI HCD support" depends on USB && USB_ARCH_HAS_OHCI diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 5dbd3e7..350d14f 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -4,6 +4,7 @@ # obj-$(CONFIG_USB_EHCI_HCD) += ehci-hcd.o +obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o obj-$(CONFIG_USB_OHCI_HCD) += ohci-hcd.o obj-$(CONFIG_USB_UHCI_HCD) += uhci-hcd.o obj-$(CONFIG_USB_SL811_HCD) += sl811-hcd.o diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c index 2ff11d5..50cb018 100644 --- a/drivers/usb/host/ehci-dbg.c +++ b/drivers/usb/host/ehci-dbg.c @@ -254,7 +254,7 @@ dbg_port_buf (char *buf, unsigned len, const char *label, int port, u32 status) } return scnprintf (buf, len, - "%s%sport %d status %06x%s%s sig=%s %s%s%s%s%s%s%s%s%s", + "%s%sport %d status %06x%s%s sig=%s%s%s%s%s%s%s%s%s%s", label, label [0] ? " " : "", port, status, (status & PORT_POWER) ? " POWER" : "", (status & PORT_OWNER) ? " OWNER" : "", @@ -644,9 +644,11 @@ show_registers (struct class_device *class_dev, char *buf) if (bus->controller->power.power_state) { size = scnprintf (next, size, "bus %s, device %s (driver " DRIVER_VERSION ")\n" + "%s\n" "SUSPENDED (no register access)\n", hcd->self.controller->bus->name, - hcd->self.controller->bus_id); + hcd->self.controller->bus_id, + hcd->product_desc); goto done; } @@ -654,13 +656,53 @@ show_registers (struct class_device *class_dev, char *buf) i = HC_VERSION(readl (&ehci->caps->hc_capbase)); temp = scnprintf (next, size, "bus %s, device %s (driver " DRIVER_VERSION ")\n" + "%s\n" "EHCI %x.%02x, hcd state %d\n", hcd->self.controller->bus->name, hcd->self.controller->bus_id, + hcd->product_desc, i >> 8, i & 0x0ff, hcd->state); size -= temp; next += temp; +#ifdef CONFIG_PCI + /* EHCI 0.96 and later may have "extended capabilities" */ + if (hcd->self.controller->bus == &pci_bus_type) { + struct pci_dev *pdev; + u32 offset, cap, cap2; + unsigned count = 256/4; + + pdev = to_pci_dev(ehci_to_hcd(ehci)->self.controller); + offset = HCC_EXT_CAPS (readl (&ehci->caps->hcc_params)); + while (offset && count--) { + pci_read_config_dword (pdev, offset, &cap); + switch (cap & 0xff) { + case 1: + temp = scnprintf (next, size, + "ownership %08x%s%s\n", cap, + (cap & (1 << 24)) ? " linux" : "", + (cap & (1 << 16)) ? " firmware" : ""); + size -= temp; + next += temp; + + offset += 4; + pci_read_config_dword (pdev, offset, &cap2); + temp = scnprintf (next, size, + "SMI sts/enable 0x%08x\n", cap2); + size -= temp; + next += temp; + break; + case 0: /* illegal reserved capability */ + cap = 0; + /* FALLTHROUGH */ + default: /* unknown */ + break; + } + temp = (cap >> 8) & 0xff; + } + } +#endif + // FIXME interpret both types of params i = readl (&ehci->caps->hcs_params); temp = scnprintf (next, size, "structural params 0x%08x\n", i); @@ -696,12 +738,19 @@ show_registers (struct class_device *class_dev, char *buf) size -= temp; next += temp; - for (i = 0; i < HCS_N_PORTS (ehci->hcs_params); i++) { - temp = dbg_port_buf (scratch, sizeof scratch, label, i + 1, - readl (&ehci->regs->port_status [i])); + for (i = 1; i <= HCS_N_PORTS (ehci->hcs_params); i++) { + temp = dbg_port_buf (scratch, sizeof scratch, label, i, + readl (&ehci->regs->port_status [i - 1])); temp = scnprintf (next, size, fmt, temp, scratch); size -= temp; next += temp; + if (i == HCS_DEBUG_PORT(ehci->hcs_params) && ehci->debug) { + temp = scnprintf (next, size, + " debug control %08x\n", + readl (&ehci->debug->control)); + size -= temp; + next += temp; + } } if (ehci->reclaim) { diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index bc69bd7..35248a3 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -304,30 +304,31 @@ static void ehci_watchdog (unsigned long param) */ static int bios_handoff (struct ehci_hcd *ehci, int where, u32 cap) { + struct pci_dev *pdev = to_pci_dev(ehci_to_hcd(ehci)->self.controller); + + /* always say Linux will own the hardware */ + pci_write_config_byte(pdev, where + 3, 1); + + /* maybe wait a while for BIOS to respond */ if (cap & (1 << 16)) { int msec = 5000; - struct pci_dev *pdev = - to_pci_dev(ehci_to_hcd(ehci)->self.controller); - /* request handoff to OS */ - cap |= 1 << 24; - pci_write_config_dword(pdev, where, cap); - - /* and wait a while for it to happen */ do { msleep(10); msec -= 10; pci_read_config_dword(pdev, where, &cap); } while ((cap & (1 << 16)) && msec); if (cap & (1 << 16)) { - ehci_err (ehci, "BIOS handoff failed (%d, %04x)\n", + ehci_err(ehci, "BIOS handoff failed (%d, %08x)\n", where, cap); // some BIOS versions seem buggy... // return 1; ehci_warn (ehci, "continuing after BIOS bug...\n"); - return 0; - } - ehci_dbg (ehci, "BIOS handoff succeeded\n"); + /* disable all SMIs, and clear "BIOS owns" flag */ + pci_write_config_dword(pdev, where + 4, 0); + pci_write_config_byte(pdev, where + 2, 0); + } else + ehci_dbg(ehci, "BIOS handoff succeeded\n"); } return 0; } @@ -492,8 +493,6 @@ static int ehci_start (struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci (hcd); u32 temp; - struct usb_device *udev; - struct usb_bus *bus; int retval; u32 hcc_params; u8 sbrn = 0; @@ -588,8 +587,8 @@ static int ehci_start (struct usb_hcd *hcd) writel (0, &ehci->regs->segment); #if 0 // this is deeply broken on almost all architectures - if (!pci_set_dma_mask (to_pci_dev(hcd->self.controller), 0xffffffffffffffffULL)) - ehci_info (ehci, "enabled 64bit PCI DMA\n"); + if (!dma_set_mask (hcd->self.controller, DMA_64BIT_MASK)) + ehci_info (ehci, "enabled 64bit DMA\n"); #endif } @@ -631,17 +630,6 @@ static int ehci_start (struct usb_hcd *hcd) /* set async sleep time = 10 us ... ? */ - /* wire up the root hub */ - bus = hcd_to_bus (hcd); - udev = first ? usb_alloc_dev (NULL, bus, 0) : bus->root_hub; - if (!udev) { -done2: - ehci_mem_cleanup (ehci); - return -ENOMEM; - } - udev->speed = USB_SPEED_HIGH; - udev->state = first ? USB_STATE_ATTACHED : USB_STATE_CONFIGURED; - /* * Start, enabling full USB 2.0 functionality ... usb 1.1 devices * are explicitly handed to companion controller(s), so no TT is @@ -664,24 +652,6 @@ done2: first ? "initialized" : "restarted", temp >> 8, temp & 0xff, DRIVER_VERSION); - /* - * From here on, khubd concurrently accesses the root - * hub; drivers will be talking to enumerated devices. - * (On restart paths, khubd already knows about the root - * hub and could find work as soon as we wrote FLAG_CF.) - * - * Before this point the HC was idle/ready. After, khubd - * and device drivers may start it running. - */ - if (first && usb_hcd_register_root_hub (udev, hcd) != 0) { - if (hcd->state == HC_STATE_RUNNING) - ehci_quiesce (ehci); - ehci_reset (ehci); - usb_put_dev (udev); - retval = -ENODEV; - goto done2; - } - writel (INTR_MASK, &ehci->regs->intr_enable); /* Turn On Interrupts */ if (first) diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index d7b4f79..36cc1f2 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001-2002 by David Brownell + * Copyright (C) 2001-2004 by David Brownell * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 7df9b9a..45d89a7 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001-2002 by David Brownell + * Copyright (C) 2001-2004 by David Brownell * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index 2fa1ffe..c2104ca 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -637,9 +637,8 @@ iso_stream_alloc (int mem_flags) { struct ehci_iso_stream *stream; - stream = kmalloc(sizeof *stream, mem_flags); + stream = kcalloc(1, sizeof *stream, mem_flags); if (likely (stream != NULL)) { - memset (stream, 0, sizeof(*stream)); INIT_LIST_HEAD(&stream->td_list); INIT_LIST_HEAD(&stream->free_list); stream->next_uframe = -1; @@ -894,7 +893,7 @@ itd_sched_init ( trans |= length << 16; uframe->transaction = cpu_to_le32 (trans); - /* might need to cross a buffer page within a td */ + /* might need to cross a buffer page within a uframe */ uframe->bufp = (buf & ~(u64)0x0fff); buf += length; if (unlikely ((uframe->bufp != (buf & ~(u64)0x0fff)))) @@ -1194,6 +1193,7 @@ itd_init (struct ehci_iso_stream *stream, struct ehci_itd *itd) { int i; + /* it's been recently zeroed */ itd->hw_next = EHCI_LIST_END; itd->hw_bufp [0] = stream->buf0; itd->hw_bufp [1] = stream->buf1; @@ -1210,8 +1210,7 @@ itd_patch ( struct ehci_itd *itd, struct ehci_iso_sched *iso_sched, unsigned index, - u16 uframe, - int first + u16 uframe ) { struct ehci_iso_packet *uf = &iso_sched->packet [index]; @@ -1228,7 +1227,7 @@ itd_patch ( itd->hw_bufp_hi [pg] |= cpu_to_le32 ((u32)(uf->bufp >> 32)); /* iso_frame_desc[].offset must be strictly increasing */ - if (unlikely (!first && uf->cross)) { + if (unlikely (uf->cross)) { u64 bufp = uf->bufp + 4096; itd->pg = ++pg; itd->hw_bufp [pg] |= cpu_to_le32 (bufp & ~(u32)0); @@ -1257,7 +1256,7 @@ itd_link_urb ( struct ehci_iso_stream *stream ) { - int packet, first = 1; + int packet; unsigned next_uframe, uframe, frame; struct ehci_iso_sched *iso_sched = urb->hcpriv; struct ehci_itd *itd; @@ -1290,7 +1289,6 @@ itd_link_urb ( list_move_tail (&itd->itd_list, &stream->td_list); itd->stream = iso_stream_get (stream); itd->urb = usb_get_urb (urb); - first = 1; itd_init (stream, itd); } @@ -1298,8 +1296,7 @@ itd_link_urb ( frame = next_uframe >> 3; itd->usecs [uframe] = stream->usecs; - itd_patch (itd, iso_sched, packet, uframe, first); - first = 0; + itd_patch (itd, iso_sched, packet, uframe); next_uframe += stream->interval; stream->depth += stream->interval; diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c new file mode 100644 index 0000000..ff0a168 --- /dev/null +++ b/drivers/usb/host/isp116x-hcd.c @@ -0,0 +1,1875 @@ +/* + * ISP116x HCD (Host Controller Driver) for USB. + * + * Derived from the SL811 HCD, rewritten for ISP116x. + * Copyright (C) 2005 Olav Kongas <ok@artecdesign.ee> + * + * Portions: + * Copyright (C) 2004 Psion Teklogix (for NetBook PRO) + * Copyright (C) 2004 David Brownell + * + * Periodic scheduling is based on Roman's OHCI code + * Copyright (C) 1999 Roman Weissgaerber + * + */ + +/* + * The driver basically works. A number of people have used it with a range + * of devices. + * + *The driver passes all usbtests 1-14. + * + * Suspending/resuming of root hub via sysfs works. Remote wakeup works too. + * And suspending/resuming of platform device works too. Suspend/resume + * via HCD operations vector is not implemented. + * + * Iso transfer support is not implemented. Adding this would include + * implementing recovery from the failure to service the processed ITL + * fifo ram in time, which will involve chip reset. + * + * TODO: + + More testing of suspend/resume. +*/ + +/* + ISP116x chips require certain delays between accesses to its + registers. The following timing options exist. + + 1. Configure your memory controller (the best) + 2. Implement platform-specific delay function possibly + combined with configuring the memory controller; see + include/linux/usb-isp116x.h for more info. Some broken + memory controllers line LH7A400 SMC need this. Also, + uncomment for that to work the following + USE_PLATFORM_DELAY macro. + 3. Use ndelay (easiest, poorest). For that, uncomment + the following USE_NDELAY macro. +*/ +#define USE_PLATFORM_DELAY +//#define USE_NDELAY + +//#define DEBUG +//#define VERBOSE +/* Transfer descriptors. See dump_ptd() for printout format */ +//#define PTD_TRACE +/* enqueuing/finishing log of urbs */ +//#define URB_TRACE + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/ioport.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/smp_lock.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/interrupt.h> +#include <linux/usb.h> +#include <linux/usb_isp116x.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/system.h> +#include <asm/byteorder.h> + +#ifndef DEBUG +# define STUB_DEBUG_FILE +#endif + +#include "../core/hcd.h" +#include "isp116x.h" + +#define DRIVER_VERSION "08 Apr 2005" +#define DRIVER_DESC "ISP116x USB Host Controller Driver" + +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); + +static const char hcd_name[] = "isp116x-hcd"; + +/*-----------------------------------------------------------------*/ + +/* + Write len bytes to fifo, pad till 32-bit boundary + */ +static void write_ptddata_to_fifo(struct isp116x *isp116x, void *buf, int len) +{ + u8 *dp = (u8 *) buf; + u16 *dp2 = (u16 *) buf; + u16 w; + int quot = len % 4; + + if ((unsigned long)dp2 & 1) { + /* not aligned */ + for (; len > 1; len -= 2) { + w = *dp++; + w |= *dp++ << 8; + isp116x_raw_write_data16(isp116x, w); + } + if (len) + isp116x_write_data16(isp116x, (u16) * dp); + } else { + /* aligned */ + for (; len > 1; len -= 2) + isp116x_raw_write_data16(isp116x, *dp2++); + if (len) + isp116x_write_data16(isp116x, 0xff & *((u8 *) dp2)); + } + if (quot == 1 || quot == 2) + isp116x_raw_write_data16(isp116x, 0); +} + +/* + Read len bytes from fifo and then read till 32-bit boundary. + */ +static void read_ptddata_from_fifo(struct isp116x *isp116x, void *buf, int len) +{ + u8 *dp = (u8 *) buf; + u16 *dp2 = (u16 *) buf; + u16 w; + int quot = len % 4; + + if ((unsigned long)dp2 & 1) { + /* not aligned */ + for (; len > 1; len -= 2) { + w = isp116x_raw_read_data16(isp116x); + *dp++ = w & 0xff; + *dp++ = (w >> 8) & 0xff; + } + if (len) + *dp = 0xff & isp116x_read_data16(isp116x); + } else { + /* aligned */ + for (; len > 1; len -= 2) + *dp2++ = isp116x_raw_read_data16(isp116x); + if (len) + *(u8 *) dp2 = 0xff & isp116x_read_data16(isp116x); + } + if (quot == 1 || quot == 2) + isp116x_raw_read_data16(isp116x); +} + +/* + Write ptd's and data for scheduled transfers into + the fifo ram. Fifo must be empty and ready. +*/ +static void pack_fifo(struct isp116x *isp116x) +{ + struct isp116x_ep *ep; + struct ptd *ptd; + int buflen = isp116x->atl_last_dir == PTD_DIR_IN + ? isp116x->atl_bufshrt : isp116x->atl_buflen; + int ptd_count = 0; + + isp116x_write_reg16(isp116x, HCuPINT, HCuPINT_AIIEOT); + isp116x_write_reg16(isp116x, HCXFERCTR, buflen); + isp116x_write_addr(isp116x, HCATLPORT | ISP116x_WRITE_OFFSET); + for (ep = isp116x->atl_active; ep; ep = ep->active) { + ++ptd_count; + ptd = &ep->ptd; + dump_ptd(ptd); + dump_ptd_out_data(ptd, ep->data); + isp116x_write_data16(isp116x, ptd->count); + isp116x_write_data16(isp116x, ptd->mps); + isp116x_write_data16(isp116x, ptd->len); + isp116x_write_data16(isp116x, ptd->faddr); + buflen -= sizeof(struct ptd); + /* Skip writing data for last IN PTD */ + if (ep->active || (isp116x->atl_last_dir != PTD_DIR_IN)) { + write_ptddata_to_fifo(isp116x, ep->data, ep->length); + buflen -= ALIGN(ep->length, 4); + } + } + BUG_ON(buflen); +} + +/* + Read the processed ptd's and data from fifo ram back to + URBs' buffers. Fifo must be full and done +*/ +static void unpack_fifo(struct isp116x *isp116x) +{ + struct isp116x_ep *ep; + struct ptd *ptd; + int buflen = isp116x->atl_last_dir == PTD_DIR_IN + ? isp116x->atl_buflen : isp116x->atl_bufshrt; + + isp116x_write_reg16(isp116x, HCuPINT, HCuPINT_AIIEOT); + isp116x_write_reg16(isp116x, HCXFERCTR, buflen); + isp116x_write_addr(isp116x, HCATLPORT); + for (ep = isp116x->atl_active; ep; ep = ep->active) { + ptd = &ep->ptd; + ptd->count = isp116x_read_data16(isp116x); + ptd->mps = isp116x_read_data16(isp116x); + ptd->len = isp116x_read_data16(isp116x); + ptd->faddr = isp116x_read_data16(isp116x); + buflen -= sizeof(struct ptd); + /* Skip reading data for last Setup or Out PTD */ + if (ep->active || (isp116x->atl_last_dir == PTD_DIR_IN)) { + read_ptddata_from_fifo(isp116x, ep->data, ep->length); + buflen -= ALIGN(ep->length, 4); + } + dump_ptd(ptd); + dump_ptd_in_data(ptd, ep->data); + } + BUG_ON(buflen); +} + +/*---------------------------------------------------------------*/ + +/* + Set up PTD's. +*/ +static void preproc_atl_queue(struct isp116x *isp116x) +{ + struct isp116x_ep *ep; + struct urb *urb; + struct ptd *ptd; + u16 toggle, dir, len; + + for (ep = isp116x->atl_active; ep; ep = ep->active) { + BUG_ON(list_empty(&ep->hep->urb_list)); + urb = container_of(ep->hep->urb_list.next, + struct urb, urb_list); + ptd = &ep->ptd; + len = ep->length; + spin_lock(&urb->lock); + ep->data = (unsigned char *)urb->transfer_buffer + + urb->actual_length; + + switch (ep->nextpid) { + case USB_PID_IN: + toggle = usb_gettoggle(urb->dev, ep->epnum, 0); + dir = PTD_DIR_IN; + break; + case USB_PID_OUT: + toggle = usb_gettoggle(urb->dev, ep->epnum, 1); + dir = PTD_DIR_OUT; + break; + case USB_PID_SETUP: + toggle = 0; + dir = PTD_DIR_SETUP; + len = sizeof(struct usb_ctrlrequest); + ep->data = urb->setup_packet; + break; + case USB_PID_ACK: + toggle = 1; + len = 0; + dir = (urb->transfer_buffer_length + && usb_pipein(urb->pipe)) + ? PTD_DIR_OUT : PTD_DIR_IN; + break; + default: + /* To please gcc */ + toggle = dir = 0; + ERR("%s %d: ep->nextpid %d\n", __func__, __LINE__, + ep->nextpid); + BUG_ON(1); + } + + ptd->count = PTD_CC_MSK | PTD_ACTIVE_MSK | PTD_TOGGLE(toggle); + ptd->mps = PTD_MPS(ep->maxpacket) + | PTD_SPD(urb->dev->speed == USB_SPEED_LOW) + | PTD_EP(ep->epnum); + ptd->len = PTD_LEN(len) | PTD_DIR(dir); + ptd->faddr = PTD_FA(usb_pipedevice(urb->pipe)); + spin_unlock(&urb->lock); + if (!ep->active) { + ptd->mps |= PTD_LAST_MSK; + isp116x->atl_last_dir = dir; + } + isp116x->atl_bufshrt = sizeof(struct ptd) + isp116x->atl_buflen; + isp116x->atl_buflen = isp116x->atl_bufshrt + ALIGN(len, 4); + } +} + +/* + Analyze transfer results, handle partial transfers and errors +*/ +static void postproc_atl_queue(struct isp116x *isp116x) +{ + struct isp116x_ep *ep; + struct urb *urb; + struct usb_device *udev; + struct ptd *ptd; + int short_not_ok; + u8 cc; + + for (ep = isp116x->atl_active; ep; ep = ep->active) { + BUG_ON(list_empty(&ep->hep->urb_list)); + urb = + container_of(ep->hep->urb_list.next, struct urb, urb_list); + udev = urb->dev; + ptd = &ep->ptd; + cc = PTD_GET_CC(ptd); + + spin_lock(&urb->lock); + short_not_ok = 1; + + /* Data underrun is special. For allowed underrun + we clear the error and continue as normal. For + forbidden underrun we finish the DATA stage + immediately while for control transfer, + we do a STATUS stage. */ + if (cc == TD_DATAUNDERRUN) { + if (!(urb->transfer_flags & URB_SHORT_NOT_OK)) { + DBG("Allowed data underrun\n"); + cc = TD_CC_NOERROR; + short_not_ok = 0; + } else { + ep->error_count = 1; + if (usb_pipecontrol(urb->pipe)) + ep->nextpid = USB_PID_ACK; + else + usb_settoggle(udev, ep->epnum, + ep->nextpid == + USB_PID_OUT, + PTD_GET_TOGGLE(ptd) ^ 1); + urb->status = cc_to_error[TD_DATAUNDERRUN]; + spin_unlock(&urb->lock); + continue; + } + } + /* Keep underrun error through the STATUS stage */ + if (urb->status == cc_to_error[TD_DATAUNDERRUN]) + cc = TD_DATAUNDERRUN; + + if (cc != TD_CC_NOERROR && cc != TD_NOTACCESSED + && (++ep->error_count >= 3 || cc == TD_CC_STALL + || cc == TD_DATAOVERRUN)) { + if (urb->status == -EINPROGRESS) + urb->status = cc_to_error[cc]; + if (ep->nextpid == USB_PID_ACK) + ep->nextpid = 0; + spin_unlock(&urb->lock); + continue; + } + /* According to usb spec, zero-length Int transfer signals + finishing of the urb. Hey, does this apply only + for IN endpoints? */ + if (usb_pipeint(urb->pipe) && !PTD_GET_LEN(ptd)) { + if (urb->status == -EINPROGRESS) + urb->status = 0; + spin_unlock(&urb->lock); + continue; + } + + /* Relax after previously failed, but later succeeded + or correctly NAK'ed retransmission attempt */ + if (ep->error_count + && (cc == TD_CC_NOERROR || cc == TD_NOTACCESSED)) + ep->error_count = 0; + + /* Take into account idiosyncracies of the isp116x chip + regarding toggle bit for failed transfers */ + if (ep->nextpid == USB_PID_OUT) + usb_settoggle(udev, ep->epnum, 1, PTD_GET_TOGGLE(ptd) + ^ (ep->error_count > 0)); + else if (ep->nextpid == USB_PID_IN) + usb_settoggle(udev, ep->epnum, 0, PTD_GET_TOGGLE(ptd) + ^ (ep->error_count > 0)); + + switch (ep->nextpid) { + case USB_PID_IN: + case USB_PID_OUT: + urb->actual_length += PTD_GET_COUNT(ptd); + if (PTD_GET_ACTIVE(ptd) + || (cc != TD_CC_NOERROR && cc < 0x0E)) + break; + if (urb->transfer_buffer_length != urb->actual_length) { + if (short_not_ok) + break; + } else { + if (urb->transfer_flags & URB_ZERO_PACKET + && ep->nextpid == USB_PID_OUT + && !(PTD_GET_COUNT(ptd) % ep->maxpacket)) { + DBG("Zero packet requested\n"); + break; + } + } + /* All data for this URB is transferred, let's finish */ + if (usb_pipecontrol(urb->pipe)) + ep->nextpid = USB_PID_ACK; + else if (urb->status == -EINPROGRESS) + urb->status = 0; + break; + case USB_PID_SETUP: + if (PTD_GET_ACTIVE(ptd) + || (cc != TD_CC_NOERROR && cc < 0x0E)) + break; + if (urb->transfer_buffer_length == urb->actual_length) + ep->nextpid = USB_PID_ACK; + else if (usb_pipeout(urb->pipe)) { + usb_settoggle(udev, 0, 1, 1); + ep->nextpid = USB_PID_OUT; + } else { + usb_settoggle(udev, 0, 0, 1); + ep->nextpid = USB_PID_IN; + } + break; + case USB_PID_ACK: + if (PTD_GET_ACTIVE(ptd) + || (cc != TD_CC_NOERROR && cc < 0x0E)) + break; + if (urb->status == -EINPROGRESS) + urb->status = 0; + ep->nextpid = 0; + break; + default: + BUG_ON(1); + } + spin_unlock(&urb->lock); + } +} + +/* + Take done or failed requests out of schedule. Give back + processed urbs. +*/ +static void finish_request(struct isp116x *isp116x, struct isp116x_ep *ep, + struct urb *urb, struct pt_regs *regs) +__releases(isp116x->lock) __acquires(isp116x->lock) +{ + unsigned i; + + urb->hcpriv = NULL; + ep->error_count = 0; + + if (usb_pipecontrol(urb->pipe)) + ep->nextpid = USB_PID_SETUP; + + urb_dbg(urb, "Finish"); + + spin_unlock(&isp116x->lock); + usb_hcd_giveback_urb(isp116x_to_hcd(isp116x), urb, regs); + spin_lock(&isp116x->lock); + + /* take idle endpoints out of the schedule */ + if (!list_empty(&ep->hep->urb_list)) + return; + + /* async deschedule */ + if (!list_empty(&ep->schedule)) { + list_del_init(&ep->schedule); + return; + } + + /* periodic deschedule */ + DBG("deschedule qh%d/%p branch %d\n", ep->period, ep, ep->branch); + for (i = ep->branch; i < PERIODIC_SIZE; i += ep->period) { + struct isp116x_ep *temp; + struct isp116x_ep **prev = &isp116x->periodic[i]; + + while (*prev && ((temp = *prev) != ep)) + prev = &temp->next; + if (*prev) + *prev = ep->next; + isp116x->load[i] -= ep->load; + } + ep->branch = PERIODIC_SIZE; + isp116x_to_hcd(isp116x)->self.bandwidth_allocated -= + ep->load / ep->period; + + /* switch irq type? */ + if (!--isp116x->periodic_count) { + isp116x->irqenb &= ~HCuPINT_SOF; + isp116x->irqenb |= HCuPINT_ATL; + } +} + +/* + Scan transfer lists, schedule transfers, send data off + to chip. + */ +static void start_atl_transfers(struct isp116x *isp116x) +{ + struct isp116x_ep *last_ep = NULL, *ep; + struct urb *urb; + u16 load = 0; + int len, index, speed, byte_time; + + if (atomic_read(&isp116x->atl_finishing)) + return; + + if (!HC_IS_RUNNING(isp116x_to_hcd(isp116x)->state)) + return; + + /* FIFO not empty? */ + if (isp116x_read_reg16(isp116x, HCBUFSTAT) & HCBUFSTAT_ATL_FULL) + return; + + isp116x->atl_active = NULL; + isp116x->atl_buflen = isp116x->atl_bufshrt = 0; + + /* Schedule int transfers */ + if (isp116x->periodic_count) { + isp116x->fmindex = index = + (isp116x->fmindex + 1) & (PERIODIC_SIZE - 1); + if ((load = isp116x->load[index])) { + /* Bring all int transfers for this frame + into the active queue */ + isp116x->atl_active = last_ep = + isp116x->periodic[index]; + while (last_ep->next) + last_ep = (last_ep->active = last_ep->next); + last_ep->active = NULL; + } + } + + /* Schedule control/bulk transfers */ + list_for_each_entry(ep, &isp116x->async, schedule) { + urb = container_of(ep->hep->urb_list.next, + struct urb, urb_list); + speed = urb->dev->speed; + byte_time = speed == USB_SPEED_LOW + ? BYTE_TIME_LOWSPEED : BYTE_TIME_FULLSPEED; + + if (ep->nextpid == USB_PID_SETUP) { + len = sizeof(struct usb_ctrlrequest); + } else if (ep->nextpid == USB_PID_ACK) { + len = 0; + } else { + /* Find current free length ... */ + len = (MAX_LOAD_LIMIT - load) / byte_time; + + /* ... then limit it to configured max size ... */ + len = min(len, speed == USB_SPEED_LOW ? + MAX_TRANSFER_SIZE_LOWSPEED : + MAX_TRANSFER_SIZE_FULLSPEED); + + /* ... and finally cut to the multiple of MaxPacketSize, + or to the real length if there's enough room. */ + if (len < + (urb->transfer_buffer_length - + urb->actual_length)) { + len -= len % ep->maxpacket; + if (!len) + continue; + } else + len = urb->transfer_buffer_length - + urb->actual_length; + BUG_ON(len < 0); + } + + load += len * byte_time; + if (load > MAX_LOAD_LIMIT) + break; + + ep->active = NULL; + ep->length = len; + if (last_ep) + last_ep->active = ep; + else + isp116x->atl_active = ep; + last_ep = ep; + } + + /* Avoid starving of endpoints */ + if ((&isp116x->async)->next != (&isp116x->async)->prev) + list_move(&isp116x->async, (&isp116x->async)->next); + + if (isp116x->atl_active) { + preproc_atl_queue(isp116x); + pack_fifo(isp116x); + } +} + +/* + Finish the processed transfers +*/ +static void finish_atl_transfers(struct isp116x *isp116x, struct pt_regs *regs) +{ + struct isp116x_ep *ep; + struct urb *urb; + + if (!isp116x->atl_active) + return; + /* Fifo not ready? */ + if (!(isp116x_read_reg16(isp116x, HCBUFSTAT) & HCBUFSTAT_ATL_DONE)) + return; + + atomic_inc(&isp116x->atl_finishing); + unpack_fifo(isp116x); + postproc_atl_queue(isp116x); + for (ep = isp116x->atl_active; ep; ep = ep->active) { + urb = + container_of(ep->hep->urb_list.next, struct urb, urb_list); + /* USB_PID_ACK check here avoids finishing of + control transfers, for which TD_DATAUNDERRUN + occured, while URB_SHORT_NOT_OK was set */ + if (urb && urb->status != -EINPROGRESS + && ep->nextpid != USB_PID_ACK) + finish_request(isp116x, ep, urb, regs); + } + atomic_dec(&isp116x->atl_finishing); +} + +static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + u16 irqstat; + irqreturn_t ret = IRQ_NONE; + + spin_lock(&isp116x->lock); + isp116x_write_reg16(isp116x, HCuPINTENB, 0); + irqstat = isp116x_read_reg16(isp116x, HCuPINT); + isp116x_write_reg16(isp116x, HCuPINT, irqstat); + + if (irqstat & (HCuPINT_ATL | HCuPINT_SOF)) { + ret = IRQ_HANDLED; + finish_atl_transfers(isp116x, regs); + } + + if (irqstat & HCuPINT_OPR) { + u32 intstat = isp116x_read_reg32(isp116x, HCINTSTAT); + isp116x_write_reg32(isp116x, HCINTSTAT, intstat); + if (intstat & HCINT_UE) { + ERR("Unrecoverable error\n"); + /* What should we do here? Reset? */ + } + if (intstat & HCINT_RHSC) { + isp116x->rhstatus = + isp116x_read_reg32(isp116x, HCRHSTATUS); + isp116x->rhport[0] = + isp116x_read_reg32(isp116x, HCRHPORT1); + isp116x->rhport[1] = + isp116x_read_reg32(isp116x, HCRHPORT2); + } + if (intstat & HCINT_RD) { + DBG("---- remote wakeup\n"); + schedule_work(&isp116x->rh_resume); + ret = IRQ_HANDLED; + } + irqstat &= ~HCuPINT_OPR; + ret = IRQ_HANDLED; + } + + if (irqstat & (HCuPINT_ATL | HCuPINT_SOF)) { + start_atl_transfers(isp116x); + } + + isp116x_write_reg16(isp116x, HCuPINTENB, isp116x->irqenb); + spin_unlock(&isp116x->lock); + return ret; +} + +/*-----------------------------------------------------------------*/ + +/* usb 1.1 says max 90% of a frame is available for periodic transfers. + * this driver doesn't promise that much since it's got to handle an + * IRQ per packet; irq handling latencies also use up that time. + */ + +/* out of 1000 us */ +#define MAX_PERIODIC_LOAD 600 +static int balance(struct isp116x *isp116x, u16 period, u16 load) +{ + int i, branch = -ENOSPC; + + /* search for the least loaded schedule branch of that period + which has enough bandwidth left unreserved. */ + for (i = 0; i < period; i++) { + if (branch < 0 || isp116x->load[branch] > isp116x->load[i]) { + int j; + + for (j = i; j < PERIODIC_SIZE; j += period) { + if ((isp116x->load[j] + load) + > MAX_PERIODIC_LOAD) + break; + } + if (j < PERIODIC_SIZE) + continue; + branch = i; + } + } + return branch; +} + +/* NB! ALL the code above this point runs with isp116x->lock + held, irqs off +*/ + +/*-----------------------------------------------------------------*/ + +static int isp116x_urb_enqueue(struct usb_hcd *hcd, + struct usb_host_endpoint *hep, struct urb *urb, + int mem_flags) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + struct usb_device *udev = urb->dev; + unsigned int pipe = urb->pipe; + int is_out = !usb_pipein(pipe); + int type = usb_pipetype(pipe); + int epnum = usb_pipeendpoint(pipe); + struct isp116x_ep *ep = NULL; + unsigned long flags; + int i; + int ret = 0; + + urb_dbg(urb, "Enqueue"); + + if (type == PIPE_ISOCHRONOUS) { + ERR("Isochronous transfers not supported\n"); + urb_dbg(urb, "Refused to enqueue"); + return -ENXIO; + } + /* avoid all allocations within spinlocks: request or endpoint */ + if (!hep->hcpriv) { + ep = kcalloc(1, sizeof *ep, (__force unsigned)mem_flags); + if (!ep) + return -ENOMEM; + } + + spin_lock_irqsave(&isp116x->lock, flags); + if (!HC_IS_RUNNING(hcd->state)) { + ret = -ENODEV; + goto fail; + } + + if (hep->hcpriv) + ep = hep->hcpriv; + else { + INIT_LIST_HEAD(&ep->schedule); + ep->udev = usb_get_dev(udev); + ep->epnum = epnum; + ep->maxpacket = usb_maxpacket(udev, urb->pipe, is_out); + usb_settoggle(udev, epnum, is_out, 0); + + if (type == PIPE_CONTROL) { + ep->nextpid = USB_PID_SETUP; + } else if (is_out) { + ep->nextpid = USB_PID_OUT; + } else { + ep->nextpid = USB_PID_IN; + } + + if (urb->interval) { + /* + With INT URBs submitted, the driver works with SOF + interrupt enabled and ATL interrupt disabled. After + the PTDs are written to fifo ram, the chip starts + fifo processing and usb transfers after the next + SOF and continues until the transfers are finished + (succeeded or failed) or the frame ends. Therefore, + the transfers occur only in every second frame, + while fifo reading/writing and data processing + occur in every other second frame. */ + if (urb->interval < 2) + urb->interval = 2; + if (urb->interval > 2 * PERIODIC_SIZE) + urb->interval = 2 * PERIODIC_SIZE; + ep->period = urb->interval >> 1; + ep->branch = PERIODIC_SIZE; + ep->load = usb_calc_bus_time(udev->speed, + !is_out, + (type == PIPE_ISOCHRONOUS), + usb_maxpacket(udev, pipe, + is_out)) / + 1000; + } + hep->hcpriv = ep; + ep->hep = hep; + } + + /* maybe put endpoint into schedule */ + switch (type) { + case PIPE_CONTROL: + case PIPE_BULK: + if (list_empty(&ep->schedule)) + list_add_tail(&ep->schedule, &isp116x->async); + break; + case PIPE_INTERRUPT: + urb->interval = ep->period; + ep->length = min((int)ep->maxpacket, + urb->transfer_buffer_length); + + /* urb submitted for already existing endpoint */ + if (ep->branch < PERIODIC_SIZE) + break; + + ret = ep->branch = balance(isp116x, ep->period, ep->load); + if (ret < 0) + goto fail; + ret = 0; + + urb->start_frame = (isp116x->fmindex & (PERIODIC_SIZE - 1)) + + ep->branch; + + /* sort each schedule branch by period (slow before fast) + to share the faster parts of the tree without needing + dummy/placeholder nodes */ + DBG("schedule qh%d/%p branch %d\n", ep->period, ep, ep->branch); + for (i = ep->branch; i < PERIODIC_SIZE; i += ep->period) { + struct isp116x_ep **prev = &isp116x->periodic[i]; + struct isp116x_ep *here = *prev; + + while (here && ep != here) { + if (ep->period > here->period) + break; + prev = &here->next; + here = *prev; + } + if (ep != here) { + ep->next = here; + *prev = ep; + } + isp116x->load[i] += ep->load; + } + hcd->self.bandwidth_allocated += ep->load / ep->period; + + /* switch over to SOFint */ + if (!isp116x->periodic_count++) { + isp116x->irqenb &= ~HCuPINT_ATL; + isp116x->irqenb |= HCuPINT_SOF; + isp116x_write_reg16(isp116x, HCuPINTENB, + isp116x->irqenb); + } + } + + /* in case of unlink-during-submit */ + spin_lock(&urb->lock); + if (urb->status != -EINPROGRESS) { + spin_unlock(&urb->lock); + finish_request(isp116x, ep, urb, NULL); + ret = 0; + goto fail; + } + urb->hcpriv = hep; + spin_unlock(&urb->lock); + start_atl_transfers(isp116x); + + fail: + spin_unlock_irqrestore(&isp116x->lock, flags); + return ret; +} + +/* + Dequeue URBs. +*/ +static int isp116x_urb_dequeue(struct usb_hcd *hcd, struct urb *urb) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + struct usb_host_endpoint *hep; + struct isp116x_ep *ep, *ep_act; + unsigned long flags; + + spin_lock_irqsave(&isp116x->lock, flags); + hep = urb->hcpriv; + /* URB already unlinked (or never linked)? */ + if (!hep) { + spin_unlock_irqrestore(&isp116x->lock, flags); + return 0; + } + ep = hep->hcpriv; + WARN_ON(hep != ep->hep); + + /* In front of queue? */ + if (ep->hep->urb_list.next == &urb->urb_list) + /* active? */ + for (ep_act = isp116x->atl_active; ep_act; + ep_act = ep_act->active) + if (ep_act == ep) { + VDBG("dequeue, urb %p active; wait for irq\n", + urb); + urb = NULL; + break; + } + + if (urb) + finish_request(isp116x, ep, urb, NULL); + + spin_unlock_irqrestore(&isp116x->lock, flags); + return 0; +} + +static void isp116x_endpoint_disable(struct usb_hcd *hcd, + struct usb_host_endpoint *hep) +{ + int i; + struct isp116x_ep *ep = hep->hcpriv;; + + if (!ep) + return; + + /* assume we'd just wait for the irq */ + for (i = 0; i < 100 && !list_empty(&hep->urb_list); i++) + msleep(3); + if (!list_empty(&hep->urb_list)) + WARN("ep %p not empty?\n", ep); + + usb_put_dev(ep->udev); + kfree(ep); + hep->hcpriv = NULL; +} + +static int isp116x_get_frame(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + u32 fmnum; + unsigned long flags; + + spin_lock_irqsave(&isp116x->lock, flags); + fmnum = isp116x_read_reg32(isp116x, HCFMNUM); + spin_unlock_irqrestore(&isp116x->lock, flags); + return (int)fmnum; +} + +/*----------------------------------------------------------------*/ + +/* + Adapted from ohci-hub.c. Currently we don't support autosuspend. +*/ +static int isp116x_hub_status_data(struct usb_hcd *hcd, char *buf) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + int ports, i, changed = 0; + + if (!HC_IS_RUNNING(hcd->state)) + return -ESHUTDOWN; + + ports = isp116x->rhdesca & RH_A_NDP; + + /* init status */ + if (isp116x->rhstatus & (RH_HS_LPSC | RH_HS_OCIC)) + buf[0] = changed = 1; + else + buf[0] = 0; + + for (i = 0; i < ports; i++) { + u32 status = isp116x->rhport[i]; + + if (status & (RH_PS_CSC | RH_PS_PESC | RH_PS_PSSC + | RH_PS_OCIC | RH_PS_PRSC)) { + changed = 1; + buf[0] |= 1 << (i + 1); + continue; + } + } + return changed; +} + +static void isp116x_hub_descriptor(struct isp116x *isp116x, + struct usb_hub_descriptor *desc) +{ + u32 reg = isp116x->rhdesca; + + desc->bDescriptorType = 0x29; + desc->bDescLength = 9; + desc->bHubContrCurrent = 0; + desc->bNbrPorts = (u8) (reg & 0x3); + /* Power switching, device type, overcurrent. */ + desc->wHubCharacteristics = + (__force __u16) cpu_to_le16((u16) ((reg >> 8) & 0x1f)); + desc->bPwrOn2PwrGood = (u8) ((reg >> 24) & 0xff); + /* two bitmaps: ports removable, and legacy PortPwrCtrlMask */ + desc->bitmap[0] = desc->bNbrPorts == 1 ? 1 << 1 : 3 << 1; + desc->bitmap[1] = ~0; +} + +/* Perform reset of a given port. + It would be great to just start the reset and let the + USB core to clear the reset in due time. However, + root hub ports should be reset for at least 50 ms, while + our chip stays in reset for about 10 ms. I.e., we must + repeatedly reset it ourself here. +*/ +static inline void root_port_reset(struct isp116x *isp116x, unsigned port) +{ + u32 tmp; + unsigned long flags, t; + + /* Root hub reset should be 50 ms, but some devices + want it even longer. */ + t = jiffies + msecs_to_jiffies(100); + + while (time_before(jiffies, t)) { + spin_lock_irqsave(&isp116x->lock, flags); + /* spin until any current reset finishes */ + for (;;) { + tmp = isp116x_read_reg32(isp116x, port ? + HCRHPORT2 : HCRHPORT1); + if (!(tmp & RH_PS_PRS)) + break; + udelay(500); + } + /* Don't reset a disconnected port */ + if (!(tmp & RH_PS_CCS)) { + spin_unlock_irqrestore(&isp116x->lock, flags); + break; + } + /* Reset lasts 10ms (claims datasheet) */ + isp116x_write_reg32(isp116x, port ? HCRHPORT2 : + HCRHPORT1, (RH_PS_PRS)); + spin_unlock_irqrestore(&isp116x->lock, flags); + msleep(10); + } +} + +/* Adapted from ohci-hub.c */ +static int isp116x_hub_control(struct usb_hcd *hcd, + u16 typeReq, + u16 wValue, u16 wIndex, char *buf, u16 wLength) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + int ret = 0; + unsigned long flags; + int ports = isp116x->rhdesca & RH_A_NDP; + u32 tmp = 0; + + switch (typeReq) { + case ClearHubFeature: + DBG("ClearHubFeature: "); + switch (wValue) { + case C_HUB_OVER_CURRENT: + DBG("C_HUB_OVER_CURRENT\n"); + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg32(isp116x, HCRHSTATUS, RH_HS_OCIC); + spin_unlock_irqrestore(&isp116x->lock, flags); + case C_HUB_LOCAL_POWER: + DBG("C_HUB_LOCAL_POWER\n"); + break; + default: + goto error; + } + break; + case SetHubFeature: + DBG("SetHubFeature: "); + switch (wValue) { + case C_HUB_OVER_CURRENT: + case C_HUB_LOCAL_POWER: + DBG("C_HUB_OVER_CURRENT or C_HUB_LOCAL_POWER\n"); + break; + default: + goto error; + } + break; + case GetHubDescriptor: + DBG("GetHubDescriptor\n"); + isp116x_hub_descriptor(isp116x, + (struct usb_hub_descriptor *)buf); + break; + case GetHubStatus: + DBG("GetHubStatus\n"); + *(__le32 *) buf = cpu_to_le32(0); + break; + case GetPortStatus: + DBG("GetPortStatus\n"); + if (!wIndex || wIndex > ports) + goto error; + tmp = isp116x->rhport[--wIndex]; + *(__le32 *) buf = cpu_to_le32(tmp); + DBG("GetPortStatus: port[%d] %08x\n", wIndex + 1, tmp); + break; + case ClearPortFeature: + DBG("ClearPortFeature: "); + if (!wIndex || wIndex > ports) + goto error; + wIndex--; + + switch (wValue) { + case USB_PORT_FEAT_ENABLE: + DBG("USB_PORT_FEAT_ENABLE\n"); + tmp = RH_PS_CCS; + break; + case USB_PORT_FEAT_C_ENABLE: + DBG("USB_PORT_FEAT_C_ENABLE\n"); + tmp = RH_PS_PESC; + break; + case USB_PORT_FEAT_SUSPEND: + DBG("USB_PORT_FEAT_SUSPEND\n"); + tmp = RH_PS_POCI; + break; + case USB_PORT_FEAT_C_SUSPEND: + DBG("USB_PORT_FEAT_C_SUSPEND\n"); + tmp = RH_PS_PSSC; + break; + case USB_PORT_FEAT_POWER: + DBG("USB_PORT_FEAT_POWER\n"); + tmp = RH_PS_LSDA; + break; + case USB_PORT_FEAT_C_CONNECTION: + DBG("USB_PORT_FEAT_C_CONNECTION\n"); + tmp = RH_PS_CSC; + break; + case USB_PORT_FEAT_C_OVER_CURRENT: + DBG("USB_PORT_FEAT_C_OVER_CURRENT\n"); + tmp = RH_PS_OCIC; + break; + case USB_PORT_FEAT_C_RESET: + DBG("USB_PORT_FEAT_C_RESET\n"); + tmp = RH_PS_PRSC; + break; + default: + goto error; + } + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg32(isp116x, wIndex + ? HCRHPORT2 : HCRHPORT1, tmp); + isp116x->rhport[wIndex] = + isp116x_read_reg32(isp116x, wIndex ? HCRHPORT2 : HCRHPORT1); + spin_unlock_irqrestore(&isp116x->lock, flags); + break; + case SetPortFeature: + DBG("SetPortFeature: "); + if (!wIndex || wIndex > ports) + goto error; + wIndex--; + switch (wValue) { + case USB_PORT_FEAT_SUSPEND: + DBG("USB_PORT_FEAT_SUSPEND\n"); + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg32(isp116x, wIndex + ? HCRHPORT2 : HCRHPORT1, RH_PS_PSS); + break; + case USB_PORT_FEAT_POWER: + DBG("USB_PORT_FEAT_POWER\n"); + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg32(isp116x, wIndex + ? HCRHPORT2 : HCRHPORT1, RH_PS_PPS); + break; + case USB_PORT_FEAT_RESET: + DBG("USB_PORT_FEAT_RESET\n"); + root_port_reset(isp116x, wIndex); + spin_lock_irqsave(&isp116x->lock, flags); + break; + default: + goto error; + } + isp116x->rhport[wIndex] = + isp116x_read_reg32(isp116x, wIndex ? HCRHPORT2 : HCRHPORT1); + spin_unlock_irqrestore(&isp116x->lock, flags); + break; + + default: + error: + /* "protocol stall" on error */ + DBG("PROTOCOL STALL\n"); + ret = -EPIPE; + } + return ret; +} + +#ifdef CONFIG_PM + +static int isp116x_hub_suspend(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + unsigned long flags; + u32 val; + int ret = 0; + + spin_lock_irqsave(&isp116x->lock, flags); + + val = isp116x_read_reg32(isp116x, HCCONTROL); + switch (val & HCCONTROL_HCFS) { + case HCCONTROL_USB_OPER: + hcd->state = HC_STATE_QUIESCING; + val &= (~HCCONTROL_HCFS & ~HCCONTROL_RWE); + val |= HCCONTROL_USB_SUSPEND; + if (hcd->remote_wakeup) + val |= HCCONTROL_RWE; + /* Wait for usb transfers to finish */ + mdelay(2); + isp116x_write_reg32(isp116x, HCCONTROL, val); + hcd->state = HC_STATE_SUSPENDED; + /* Wait for devices to suspend */ + mdelay(5); + case HCCONTROL_USB_SUSPEND: + break; + case HCCONTROL_USB_RESUME: + isp116x_write_reg32(isp116x, HCCONTROL, + (val & ~HCCONTROL_HCFS) | + HCCONTROL_USB_RESET); + case HCCONTROL_USB_RESET: + ret = -EBUSY; + break; + default: + ret = -EINVAL; + } + + spin_unlock_irqrestore(&isp116x->lock, flags); + return ret; +} + +static int isp116x_hub_resume(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + u32 val; + int ret = -EINPROGRESS; + + msleep(5); + spin_lock_irq(&isp116x->lock); + + val = isp116x_read_reg32(isp116x, HCCONTROL); + switch (val & HCCONTROL_HCFS) { + case HCCONTROL_USB_SUSPEND: + val &= ~HCCONTROL_HCFS; + val |= HCCONTROL_USB_RESUME; + isp116x_write_reg32(isp116x, HCCONTROL, val); + case HCCONTROL_USB_RESUME: + break; + case HCCONTROL_USB_OPER: + /* Without setting power_state here the + SUSPENDED state won't be removed from + sysfs/usbN/power.state as a response to remote + wakeup. Maybe in the future. */ + hcd->self.root_hub->dev.power.power_state = PMSG_ON; + ret = 0; + break; + default: + ret = -EBUSY; + } + + if (ret != -EINPROGRESS) { + spin_unlock_irq(&isp116x->lock); + return ret; + } + + val = isp116x->rhdesca & RH_A_NDP; + while (val--) { + u32 stat = + isp116x_read_reg32(isp116x, val ? HCRHPORT2 : HCRHPORT1); + /* force global, not selective, resume */ + if (!(stat & RH_PS_PSS)) + continue; + DBG("%s: Resuming port %d\n", __func__, val); + isp116x_write_reg32(isp116x, RH_PS_POCI, val + ? HCRHPORT2 : HCRHPORT1); + } + spin_unlock_irq(&isp116x->lock); + + hcd->state = HC_STATE_RESUMING; + mdelay(20); + + /* Go operational */ + spin_lock_irq(&isp116x->lock); + val = isp116x_read_reg32(isp116x, HCCONTROL); + isp116x_write_reg32(isp116x, HCCONTROL, + (val & ~HCCONTROL_HCFS) | HCCONTROL_USB_OPER); + spin_unlock_irq(&isp116x->lock); + /* see analogous comment above */ + hcd->self.root_hub->dev.power.power_state = PMSG_ON; + hcd->state = HC_STATE_RUNNING; + + return 0; +} + +static void isp116x_rh_resume(void *_hcd) +{ + struct usb_hcd *hcd = _hcd; + + usb_resume_device(hcd->self.root_hub); +} + +#else + +#define isp116x_hub_suspend NULL +#define isp116x_hub_resume NULL + +static void isp116x_rh_resume(void *_hcd) +{ +} + +#endif + +/*-----------------------------------------------------------------*/ + +#ifdef STUB_DEBUG_FILE + +static inline void create_debug_file(struct isp116x *isp116x) +{ +} + +static inline void remove_debug_file(struct isp116x *isp116x) +{ +} + +#else + +#include <linux/proc_fs.h> +#include <linux/seq_file.h> + +static void dump_irq(struct seq_file *s, char *label, u16 mask) +{ + seq_printf(s, "%s %04x%s%s%s%s%s%s\n", label, mask, + mask & HCuPINT_CLKRDY ? " clkrdy" : "", + mask & HCuPINT_SUSP ? " susp" : "", + mask & HCuPINT_OPR ? " opr" : "", + mask & HCuPINT_AIIEOT ? " eot" : "", + mask & HCuPINT_ATL ? " atl" : "", + mask & HCuPINT_SOF ? " sof" : ""); +} + +static void dump_int(struct seq_file *s, char *label, u32 mask) +{ + seq_printf(s, "%s %08x%s%s%s%s%s%s%s\n", label, mask, + mask & HCINT_MIE ? " MIE" : "", + mask & HCINT_RHSC ? " rhsc" : "", + mask & HCINT_FNO ? " fno" : "", + mask & HCINT_UE ? " ue" : "", + mask & HCINT_RD ? " rd" : "", + mask & HCINT_SF ? " sof" : "", mask & HCINT_SO ? " so" : ""); +} + +static int proc_isp116x_show(struct seq_file *s, void *unused) +{ + struct isp116x *isp116x = s->private; + struct isp116x_ep *ep; + struct urb *urb; + unsigned i; + char *str; + + seq_printf(s, "%s\n%s version %s\n", + isp116x_to_hcd(isp116x)->product_desc, hcd_name, + DRIVER_VERSION); + + if (HC_IS_SUSPENDED(isp116x_to_hcd(isp116x)->state)) { + seq_printf(s, "HCD is suspended\n"); + return 0; + } + if (!HC_IS_RUNNING(isp116x_to_hcd(isp116x)->state)) { + seq_printf(s, "HCD not running\n"); + return 0; + } + + spin_lock_irq(&isp116x->lock); + + dump_irq(s, "hc_irq_enable", isp116x_read_reg16(isp116x, HCuPINTENB)); + dump_irq(s, "hc_irq_status", isp116x_read_reg16(isp116x, HCuPINT)); + dump_int(s, "hc_int_enable", isp116x_read_reg32(isp116x, HCINTENB)); + dump_int(s, "hc_int_status", isp116x_read_reg32(isp116x, HCINTSTAT)); + + list_for_each_entry(ep, &isp116x->async, schedule) { + + switch (ep->nextpid) { + case USB_PID_IN: + str = "in"; + break; + case USB_PID_OUT: + str = "out"; + break; + case USB_PID_SETUP: + str = "setup"; + break; + case USB_PID_ACK: + str = "status"; + break; + default: + str = "?"; + break; + }; + seq_printf(s, "%p, ep%d%s, maxpacket %d:\n", ep, + ep->epnum, str, ep->maxpacket); + list_for_each_entry(urb, &ep->hep->urb_list, urb_list) { + seq_printf(s, " urb%p, %d/%d\n", urb, + urb->actual_length, + urb->transfer_buffer_length); + } + } + if (!list_empty(&isp116x->async)) + seq_printf(s, "\n"); + + seq_printf(s, "periodic size= %d\n", PERIODIC_SIZE); + + for (i = 0; i < PERIODIC_SIZE; i++) { + ep = isp116x->periodic[i]; + if (!ep) + continue; + seq_printf(s, "%2d [%3d]:\n", i, isp116x->load[i]); + + /* DUMB: prints shared entries multiple times */ + do { + seq_printf(s, " %d/%p (%sdev%d ep%d%s max %d)\n", + ep->period, ep, + (ep->udev->speed == + USB_SPEED_FULL) ? "" : "ls ", + ep->udev->devnum, ep->epnum, + (ep->epnum == + 0) ? "" : ((ep->nextpid == + USB_PID_IN) ? "in" : "out"), + ep->maxpacket); + ep = ep->next; + } while (ep); + } + spin_unlock_irq(&isp116x->lock); + seq_printf(s, "\n"); + + return 0; +} + +static int proc_isp116x_open(struct inode *inode, struct file *file) +{ + return single_open(file, proc_isp116x_show, PDE(inode)->data); +} + +static struct file_operations proc_ops = { + .open = proc_isp116x_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +/* expect just one isp116x per system */ +static const char proc_filename[] = "driver/isp116x"; + +static void create_debug_file(struct isp116x *isp116x) +{ + struct proc_dir_entry *pde; + + pde = create_proc_entry(proc_filename, 0, NULL); + if (pde == NULL) + return; + + pde->proc_fops = &proc_ops; + pde->data = isp116x; + isp116x->pde = pde; +} + +static void remove_debug_file(struct isp116x *isp116x) +{ + if (isp116x->pde) + remove_proc_entry(proc_filename, NULL); +} + +#endif + +/*-----------------------------------------------------------------*/ + +/* + Software reset - can be called from any contect. +*/ +static int isp116x_sw_reset(struct isp116x *isp116x) +{ + int retries = 15; + unsigned long flags; + int ret = 0; + + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg16(isp116x, HCSWRES, HCSWRES_MAGIC); + isp116x_write_reg32(isp116x, HCCMDSTAT, HCCMDSTAT_HCR); + while (--retries) { + /* It usually resets within 1 ms */ + mdelay(1); + if (!(isp116x_read_reg32(isp116x, HCCMDSTAT) & HCCMDSTAT_HCR)) + break; + } + if (!retries) { + ERR("Software reset timeout\n"); + ret = -ETIME; + } + spin_unlock_irqrestore(&isp116x->lock, flags); + return ret; +} + +/* + Reset. Tries to perform platform-specific hardware + reset first; falls back to software reset. +*/ +static int isp116x_reset(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + unsigned long t; + u16 clkrdy = 0; + int ret = 0, timeout = 15 /* ms */ ; + + if (isp116x->board && isp116x->board->reset) { + /* Hardware reset */ + isp116x->board->reset(hcd->self.controller, 1); + msleep(10); + if (isp116x->board->clock) + isp116x->board->clock(hcd->self.controller, 1); + msleep(1); + isp116x->board->reset(hcd->self.controller, 0); + } else + ret = isp116x_sw_reset(isp116x); + + if (ret) + return ret; + + t = jiffies + msecs_to_jiffies(timeout); + while (time_before_eq(jiffies, t)) { + msleep(4); + spin_lock_irq(&isp116x->lock); + clkrdy = isp116x_read_reg16(isp116x, HCuPINT) & HCuPINT_CLKRDY; + spin_unlock_irq(&isp116x->lock); + if (clkrdy) + break; + } + if (!clkrdy) { + ERR("Clock not ready after 20ms\n"); + /* After sw_reset the clock won't report to be ready, if + H_WAKEUP pin is high. */ + if (!isp116x->board || !isp116x->board->reset) + ERR("The driver does not support hardware wakeup.\n"); + ERR("Please make sure that the H_WAKEUP pin " + "is pulled low!\n"); + ret = -ENODEV; + } + return ret; +} + +static void isp116x_stop(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + unsigned long flags; + u32 val; + + spin_lock_irqsave(&isp116x->lock, flags); + isp116x_write_reg16(isp116x, HCuPINTENB, 0); + + /* Switch off ports' power, some devices don't come up + after next 'insmod' without this */ + val = isp116x_read_reg32(isp116x, HCRHDESCA); + val &= ~(RH_A_NPS | RH_A_PSM); + isp116x_write_reg32(isp116x, HCRHDESCA, val); + isp116x_write_reg32(isp116x, HCRHSTATUS, RH_HS_LPS); + spin_unlock_irqrestore(&isp116x->lock, flags); + + /* Put the chip into reset state */ + if (isp116x->board && isp116x->board->reset) + isp116x->board->reset(hcd->self.controller, 0); + else + isp116x_sw_reset(isp116x); + + /* Stop the clock */ + if (isp116x->board && isp116x->board->clock) + isp116x->board->clock(hcd->self.controller, 0); +} + +/* + Configure the chip. The chip must be successfully reset by now. +*/ +static int isp116x_start(struct usb_hcd *hcd) +{ + struct isp116x *isp116x = hcd_to_isp116x(hcd); + struct isp116x_platform_data *board = isp116x->board; + u32 val; + unsigned long flags; + + spin_lock_irqsave(&isp116x->lock, flags); + + /* clear interrupt status and disable all interrupt sources */ + isp116x_write_reg16(isp116x, HCuPINT, 0xff); + isp116x_write_reg16(isp116x, HCuPINTENB, 0); + + val = isp116x_read_reg16(isp116x, HCCHIPID); + if ((val & HCCHIPID_MASK) != HCCHIPID_MAGIC) { + ERR("Invalid chip ID %04x\n", val); + spin_unlock_irqrestore(&isp116x->lock, flags); + return -ENODEV; + } + + isp116x_write_reg16(isp116x, HCITLBUFLEN, ISP116x_ITL_BUFSIZE); + isp116x_write_reg16(isp116x, HCATLBUFLEN, ISP116x_ATL_BUFSIZE); + + /* ----- HW conf */ + val = HCHWCFG_INT_ENABLE | HCHWCFG_DBWIDTH(1); + if (board->sel15Kres) + val |= HCHWCFG_15KRSEL; + /* Remote wakeup won't work without working clock */ + if (board->clknotstop || board->remote_wakeup_enable) + val |= HCHWCFG_CLKNOTSTOP; + if (board->oc_enable) + val |= HCHWCFG_ANALOG_OC; + if (board->int_act_high) + val |= HCHWCFG_INT_POL; + if (board->int_edge_triggered) + val |= HCHWCFG_INT_TRIGGER; + isp116x_write_reg16(isp116x, HCHWCFG, val); + + /* ----- Root hub conf */ + val = 0; + /* AN10003_1.pdf recommends NPS to be always 1 */ + if (board->no_power_switching) + val |= RH_A_NPS; + if (board->power_switching_mode) + val |= RH_A_PSM; + if (board->potpg) + val |= (board->potpg << 24) & RH_A_POTPGT; + else + val |= (25 << 24) & RH_A_POTPGT; + isp116x_write_reg32(isp116x, HCRHDESCA, val); + isp116x->rhdesca = isp116x_read_reg32(isp116x, HCRHDESCA); + + val = RH_B_PPCM; + isp116x_write_reg32(isp116x, HCRHDESCB, val); + isp116x->rhdescb = isp116x_read_reg32(isp116x, HCRHDESCB); + + val = 0; + if (board->remote_wakeup_enable) { + hcd->can_wakeup = 1; + val |= RH_HS_DRWE; + } + isp116x_write_reg32(isp116x, HCRHSTATUS, val); + isp116x->rhstatus = isp116x_read_reg32(isp116x, HCRHSTATUS); + + isp116x_write_reg32(isp116x, HCFMINTVL, 0x27782edf); + + hcd->state = HC_STATE_RUNNING; + + /* Set up interrupts */ + isp116x->intenb = HCINT_MIE | HCINT_RHSC | HCINT_UE; + if (board->remote_wakeup_enable) + isp116x->intenb |= HCINT_RD; + isp116x->irqenb = HCuPINT_ATL | HCuPINT_OPR; /* | HCuPINT_SUSP; */ + isp116x_write_reg32(isp116x, HCINTENB, isp116x->intenb); + isp116x_write_reg16(isp116x, HCuPINTENB, isp116x->irqenb); + + /* Go operational */ + val = HCCONTROL_USB_OPER; + /* Remote wakeup connected - NOT SUPPORTED */ + /* if (board->remote_wakeup_connected) + val |= HCCONTROL_RWC; */ + if (board->remote_wakeup_enable) + val |= HCCONTROL_RWE; + isp116x_write_reg32(isp116x, HCCONTROL, val); + + /* Disable ports to avoid race in device enumeration */ + isp116x_write_reg32(isp116x, HCRHPORT1, RH_PS_CCS); + isp116x_write_reg32(isp116x, HCRHPORT2, RH_PS_CCS); + + isp116x_show_regs(isp116x); + spin_unlock_irqrestore(&isp116x->lock, flags); + return 0; +} + +/*-----------------------------------------------------------------*/ + +static struct hc_driver isp116x_hc_driver = { + .description = hcd_name, + .product_desc = "ISP116x Host Controller", + .hcd_priv_size = sizeof(struct isp116x), + + .irq = isp116x_irq, + .flags = HCD_USB11, + + .reset = isp116x_reset, + .start = isp116x_start, + .stop = isp116x_stop, + + .urb_enqueue = isp116x_urb_enqueue, + .urb_dequeue = isp116x_urb_dequeue, + .endpoint_disable = isp116x_endpoint_disable, + + .get_frame_number = isp116x_get_frame, + + .hub_status_data = isp116x_hub_status_data, + .hub_control = isp116x_hub_control, + .hub_suspend = isp116x_hub_suspend, + .hub_resume = isp116x_hub_resume, +}; + +/*----------------------------------------------------------------*/ + +static int __init_or_module isp116x_remove(struct device *dev) +{ + struct usb_hcd *hcd = dev_get_drvdata(dev); + struct isp116x *isp116x; + struct platform_device *pdev; + struct resource *res; + + if(!hcd) + return 0; + isp116x = hcd_to_isp116x(hcd); + pdev = container_of(dev, struct platform_device, dev); + remove_debug_file(isp116x); + usb_remove_hcd(hcd); + + iounmap(isp116x->data_reg); + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + release_mem_region(res->start, 2); + iounmap(isp116x->addr_reg); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, 2); + + usb_put_hcd(hcd); + return 0; +} + +#define resource_len(r) (((r)->end - (r)->start) + 1) + +static int __init isp116x_probe(struct device *dev) +{ + struct usb_hcd *hcd; + struct isp116x *isp116x; + struct platform_device *pdev; + struct resource *addr, *data; + void __iomem *addr_reg; + void __iomem *data_reg; + int irq; + int ret = 0; + + pdev = container_of(dev, struct platform_device, dev); + if (pdev->num_resources < 3) { + ret = -ENODEV; + goto err1; + } + + data = platform_get_resource(pdev, IORESOURCE_MEM, 0); + addr = platform_get_resource(pdev, IORESOURCE_MEM, 1); + irq = platform_get_irq(pdev, 0); + if (!addr || !data || irq < 0) { + ret = -ENODEV; + goto err1; + } + + if (dev->dma_mask) { + DBG("DMA not supported\n"); + ret = -EINVAL; + goto err1; + } + + if (!request_mem_region(addr->start, 2, hcd_name)) { + ret = -EBUSY; + goto err1; + } + addr_reg = ioremap(addr->start, resource_len(addr)); + if (addr_reg == NULL) { + ret = -ENOMEM; + goto err2; + } + if (!request_mem_region(data->start, 2, hcd_name)) { + ret = -EBUSY; + goto err3; + } + data_reg = ioremap(data->start, resource_len(data)); + if (data_reg == NULL) { + ret = -ENOMEM; + goto err4; + } + + /* allocate and initialize hcd */ + hcd = usb_create_hcd(&isp116x_hc_driver, dev, dev->bus_id); + if (!hcd) { + ret = -ENOMEM; + goto err5; + } + /* this rsrc_start is bogus */ + hcd->rsrc_start = addr->start; + isp116x = hcd_to_isp116x(hcd); + isp116x->data_reg = data_reg; + isp116x->addr_reg = addr_reg; + spin_lock_init(&isp116x->lock); + INIT_LIST_HEAD(&isp116x->async); + INIT_WORK(&isp116x->rh_resume, isp116x_rh_resume, hcd); + isp116x->board = dev->platform_data; + + if (!isp116x->board) { + ERR("Platform data structure not initialized\n"); + ret = -ENODEV; + goto err6; + } + if (isp116x_check_platform_delay(isp116x)) { + ERR("USE_PLATFORM_DELAY defined, but delay function not " + "implemented.\n"); + ERR("See comments in drivers/usb/host/isp116x-hcd.c\n"); + ret = -ENODEV; + goto err6; + } + + ret = usb_add_hcd(hcd, irq, SA_INTERRUPT); + if (ret != 0) + goto err6; + + create_debug_file(isp116x); + return 0; + + err6: + usb_put_hcd(hcd); + err5: + iounmap(data_reg); + err4: + release_mem_region(data->start, 2); + err3: + iounmap(addr_reg); + err2: + release_mem_region(addr->start, 2); + err1: + ERR("init error, %d\n", ret); + return ret; +} + +#ifdef CONFIG_PM +/* + Suspend of platform device +*/ +static int isp116x_suspend(struct device *dev, pm_message_t state, u32 phase) +{ + int ret = 0; + struct usb_hcd *hcd = dev_get_drvdata(dev); + + VDBG("%s: state %x, phase %x\n", __func__, state, phase); + + if (phase != SUSPEND_DISABLE && phase != SUSPEND_POWER_DOWN) + return 0; + + ret = usb_suspend_device(hcd->self.root_hub, state); + if (!ret) { + dev->power.power_state = state; + INFO("%s suspended\n", (char *)hcd_name); + } else + ERR("%s suspend failed\n", (char *)hcd_name); + + return ret; +} + +/* + Resume platform device +*/ +static int isp116x_resume(struct device *dev, u32 phase) +{ + int ret = 0; + struct usb_hcd *hcd = dev_get_drvdata(dev); + + VDBG("%s: state %x, phase %x\n", __func__, dev->power.power_state, + phase); + if (phase != RESUME_POWER_ON) + return 0; + + ret = usb_resume_device(hcd->self.root_hub); + if (!ret) { + dev->power.power_state = PMSG_ON; + VDBG("%s resumed\n", (char *)hcd_name); + } + return ret; +} + +#else + +#define isp116x_suspend NULL +#define isp116x_resume NULL + +#endif + +static struct device_driver isp116x_driver = { + .name = (char *)hcd_name, + .bus = &platform_bus_type, + .probe = isp116x_probe, + .remove = isp116x_remove, + .suspend = isp116x_suspend, + .resume = isp116x_resume, +}; + +/*-----------------------------------------------------------------*/ + +static int __init isp116x_init(void) +{ + if (usb_disabled()) + return -ENODEV; + + INFO("driver %s, %s\n", hcd_name, DRIVER_VERSION); + return driver_register(&isp116x_driver); +} + +module_init(isp116x_init); + +static void __exit isp116x_cleanup(void) +{ + driver_unregister(&isp116x_driver); +} + +module_exit(isp116x_cleanup); diff --git a/drivers/usb/host/isp116x.h b/drivers/usb/host/isp116x.h new file mode 100644 index 0000000..5887347 --- /dev/null +++ b/drivers/usb/host/isp116x.h @@ -0,0 +1,583 @@ +/* + * ISP116x register declarations and HCD data structures + * + * Copyright (C) 2005 Olav Kongas <ok@artecdesign.ee> + * Portions: + * Copyright (C) 2004 Lothar Wassmann + * Copyright (C) 2004 Psion Teklogix + * Copyright (C) 2004 David Brownell + */ + +/* us of 1ms frame */ +#define MAX_LOAD_LIMIT 850 + +/* Full speed: max # of bytes to transfer for a single urb + at a time must be < 1024 && must be multiple of 64. + 832 allows transfering 4kiB within 5 frames. */ +#define MAX_TRANSFER_SIZE_FULLSPEED 832 + +/* Low speed: there is no reason to schedule in very big + chunks; often the requested long transfers are for + string descriptors containing short strings. */ +#define MAX_TRANSFER_SIZE_LOWSPEED 64 + +/* Bytetime (us), a rough indication of how much time it + would take to transfer a byte of useful data over USB */ +#define BYTE_TIME_FULLSPEED 1 +#define BYTE_TIME_LOWSPEED 20 + +/* Buffer sizes */ +#define ISP116x_BUF_SIZE 4096 +#define ISP116x_ITL_BUFSIZE 0 +#define ISP116x_ATL_BUFSIZE ((ISP116x_BUF_SIZE) - 2*(ISP116x_ITL_BUFSIZE)) + +#define ISP116x_WRITE_OFFSET 0x80 + +/*------------ ISP116x registers/bits ------------*/ +#define HCREVISION 0x00 +#define HCCONTROL 0x01 +#define HCCONTROL_HCFS (3 << 6) /* host controller + functional state */ +#define HCCONTROL_USB_RESET (0 << 6) +#define HCCONTROL_USB_RESUME (1 << 6) +#define HCCONTROL_USB_OPER (2 << 6) +#define HCCONTROL_USB_SUSPEND (3 << 6) +#define HCCONTROL_RWC (1 << 9) /* remote wakeup connected */ +#define HCCONTROL_RWE (1 << 10) /* remote wakeup enable */ +#define HCCMDSTAT 0x02 +#define HCCMDSTAT_HCR (1 << 0) /* host controller reset */ +#define HCCMDSTAT_SOC (3 << 16) /* scheduling overrun count */ +#define HCINTSTAT 0x03 +#define HCINT_SO (1 << 0) /* scheduling overrun */ +#define HCINT_WDH (1 << 1) /* writeback of done_head */ +#define HCINT_SF (1 << 2) /* start frame */ +#define HCINT_RD (1 << 3) /* resume detect */ +#define HCINT_UE (1 << 4) /* unrecoverable error */ +#define HCINT_FNO (1 << 5) /* frame number overflow */ +#define HCINT_RHSC (1 << 6) /* root hub status change */ +#define HCINT_OC (1 << 30) /* ownership change */ +#define HCINT_MIE (1 << 31) /* master interrupt enable */ +#define HCINTENB 0x04 +#define HCINTDIS 0x05 +#define HCFMINTVL 0x0d +#define HCFMREM 0x0e +#define HCFMNUM 0x0f +#define HCLSTHRESH 0x11 +#define HCRHDESCA 0x12 +#define RH_A_NDP (0x3 << 0) /* # downstream ports */ +#define RH_A_PSM (1 << 8) /* power switching mode */ +#define RH_A_NPS (1 << 9) /* no power switching */ +#define RH_A_DT (1 << 10) /* device type (mbz) */ +#define RH_A_OCPM (1 << 11) /* overcurrent protection + mode */ +#define RH_A_NOCP (1 << 12) /* no overcurrent protection */ +#define RH_A_POTPGT (0xff << 24) /* power on -> power good + time */ +#define HCRHDESCB 0x13 +#define RH_B_DR (0xffff << 0) /* device removable flags */ +#define RH_B_PPCM (0xffff << 16) /* port power control mask */ +#define HCRHSTATUS 0x14 +#define RH_HS_LPS (1 << 0) /* local power status */ +#define RH_HS_OCI (1 << 1) /* over current indicator */ +#define RH_HS_DRWE (1 << 15) /* device remote wakeup + enable */ +#define RH_HS_LPSC (1 << 16) /* local power status change */ +#define RH_HS_OCIC (1 << 17) /* over current indicator + change */ +#define RH_HS_CRWE (1 << 31) /* clear remote wakeup + enable */ +#define HCRHPORT1 0x15 +#define RH_PS_CCS (1 << 0) /* current connect status */ +#define RH_PS_PES (1 << 1) /* port enable status */ +#define RH_PS_PSS (1 << 2) /* port suspend status */ +#define RH_PS_POCI (1 << 3) /* port over current + indicator */ +#define RH_PS_PRS (1 << 4) /* port reset status */ +#define RH_PS_PPS (1 << 8) /* port power status */ +#define RH_PS_LSDA (1 << 9) /* low speed device attached */ +#define RH_PS_CSC (1 << 16) /* connect status change */ +#define RH_PS_PESC (1 << 17) /* port enable status change */ +#define RH_PS_PSSC (1 << 18) /* port suspend status + change */ +#define RH_PS_OCIC (1 << 19) /* over current indicator + change */ +#define RH_PS_PRSC (1 << 20) /* port reset status change */ +#define HCRHPORT_CLRMASK (0x1f << 16) +#define HCRHPORT2 0x16 +#define HCHWCFG 0x20 +#define HCHWCFG_15KRSEL (1 << 12) +#define HCHWCFG_CLKNOTSTOP (1 << 11) +#define HCHWCFG_ANALOG_OC (1 << 10) +#define HCHWCFG_DACK_MODE (1 << 8) +#define HCHWCFG_EOT_POL (1 << 7) +#define HCHWCFG_DACK_POL (1 << 6) +#define HCHWCFG_DREQ_POL (1 << 5) +#define HCHWCFG_DBWIDTH_MASK (0x03 << 3) +#define HCHWCFG_DBWIDTH(n) (((n) << 3) & HCHWCFG_DBWIDTH_MASK) +#define HCHWCFG_INT_POL (1 << 2) +#define HCHWCFG_INT_TRIGGER (1 << 1) +#define HCHWCFG_INT_ENABLE (1 << 0) +#define HCDMACFG 0x21 +#define HCDMACFG_BURST_LEN_MASK (0x03 << 5) +#define HCDMACFG_BURST_LEN(n) (((n) << 5) & HCDMACFG_BURST_LEN_MASK) +#define HCDMACFG_BURST_LEN_1 HCDMACFG_BURST_LEN(0) +#define HCDMACFG_BURST_LEN_4 HCDMACFG_BURST_LEN(1) +#define HCDMACFG_BURST_LEN_8 HCDMACFG_BURST_LEN(2) +#define HCDMACFG_DMA_ENABLE (1 << 4) +#define HCDMACFG_BUF_TYPE_MASK (0x07 << 1) +#define HCDMACFG_CTR_SEL (1 << 2) +#define HCDMACFG_ITLATL_SEL (1 << 1) +#define HCDMACFG_DMA_RW_SELECT (1 << 0) +#define HCXFERCTR 0x22 +#define HCuPINT 0x24 +#define HCuPINT_SOF (1 << 0) +#define HCuPINT_ATL (1 << 1) +#define HCuPINT_AIIEOT (1 << 2) +#define HCuPINT_OPR (1 << 4) +#define HCuPINT_SUSP (1 << 5) +#define HCuPINT_CLKRDY (1 << 6) +#define HCuPINTENB 0x25 +#define HCCHIPID 0x27 +#define HCCHIPID_MASK 0xff00 +#define HCCHIPID_MAGIC 0x6100 +#define HCSCRATCH 0x28 +#define HCSWRES 0x29 +#define HCSWRES_MAGIC 0x00f6 +#define HCITLBUFLEN 0x2a +#define HCATLBUFLEN 0x2b +#define HCBUFSTAT 0x2c +#define HCBUFSTAT_ITL0_FULL (1 << 0) +#define HCBUFSTAT_ITL1_FULL (1 << 1) +#define HCBUFSTAT_ATL_FULL (1 << 2) +#define HCBUFSTAT_ITL0_DONE (1 << 3) +#define HCBUFSTAT_ITL1_DONE (1 << 4) +#define HCBUFSTAT_ATL_DONE (1 << 5) +#define HCRDITL0LEN 0x2d +#define HCRDITL1LEN 0x2e +#define HCITLPORT 0x40 +#define HCATLPORT 0x41 + +/* Philips transfer descriptor */ +struct ptd { + u16 count; +#define PTD_COUNT_MSK (0x3ff << 0) +#define PTD_TOGGLE_MSK (1 << 10) +#define PTD_ACTIVE_MSK (1 << 11) +#define PTD_CC_MSK (0xf << 12) + u16 mps; +#define PTD_MPS_MSK (0x3ff << 0) +#define PTD_SPD_MSK (1 << 10) +#define PTD_LAST_MSK (1 << 11) +#define PTD_EP_MSK (0xf << 12) + u16 len; +#define PTD_LEN_MSK (0x3ff << 0) +#define PTD_DIR_MSK (3 << 10) +#define PTD_DIR_SETUP (0) +#define PTD_DIR_OUT (1) +#define PTD_DIR_IN (2) +#define PTD_B5_5_MSK (1 << 13) + u16 faddr; +#define PTD_FA_MSK (0x7f << 0) +#define PTD_FMT_MSK (1 << 7) +} __attribute__ ((packed, aligned(2))); + +/* PTD accessor macros. */ +#define PTD_GET_COUNT(p) (((p)->count & PTD_COUNT_MSK) >> 0) +#define PTD_COUNT(v) (((v) << 0) & PTD_COUNT_MSK) +#define PTD_GET_TOGGLE(p) (((p)->count & PTD_TOGGLE_MSK) >> 10) +#define PTD_TOGGLE(v) (((v) << 10) & PTD_TOGGLE_MSK) +#define PTD_GET_ACTIVE(p) (((p)->count & PTD_ACTIVE_MSK) >> 11) +#define PTD_ACTIVE(v) (((v) << 11) & PTD_ACTIVE_MSK) +#define PTD_GET_CC(p) (((p)->count & PTD_CC_MSK) >> 12) +#define PTD_CC(v) (((v) << 12) & PTD_CC_MSK) +#define PTD_GET_MPS(p) (((p)->mps & PTD_MPS_MSK) >> 0) +#define PTD_MPS(v) (((v) << 0) & PTD_MPS_MSK) +#define PTD_GET_SPD(p) (((p)->mps & PTD_SPD_MSK) >> 10) +#define PTD_SPD(v) (((v) << 10) & PTD_SPD_MSK) +#define PTD_GET_LAST(p) (((p)->mps & PTD_LAST_MSK) >> 11) +#define PTD_LAST(v) (((v) << 11) & PTD_LAST_MSK) +#define PTD_GET_EP(p) (((p)->mps & PTD_EP_MSK) >> 12) +#define PTD_EP(v) (((v) << 12) & PTD_EP_MSK) +#define PTD_GET_LEN(p) (((p)->len & PTD_LEN_MSK) >> 0) +#define PTD_LEN(v) (((v) << 0) & PTD_LEN_MSK) +#define PTD_GET_DIR(p) (((p)->len & PTD_DIR_MSK) >> 10) +#define PTD_DIR(v) (((v) << 10) & PTD_DIR_MSK) +#define PTD_GET_B5_5(p) (((p)->len & PTD_B5_5_MSK) >> 13) +#define PTD_B5_5(v) (((v) << 13) & PTD_B5_5_MSK) +#define PTD_GET_FA(p) (((p)->faddr & PTD_FA_MSK) >> 0) +#define PTD_FA(v) (((v) << 0) & PTD_FA_MSK) +#define PTD_GET_FMT(p) (((p)->faddr & PTD_FMT_MSK) >> 7) +#define PTD_FMT(v) (((v) << 7) & PTD_FMT_MSK) + +/* Hardware transfer status codes -- CC from ptd->count */ +#define TD_CC_NOERROR 0x00 +#define TD_CC_CRC 0x01 +#define TD_CC_BITSTUFFING 0x02 +#define TD_CC_DATATOGGLEM 0x03 +#define TD_CC_STALL 0x04 +#define TD_DEVNOTRESP 0x05 +#define TD_PIDCHECKFAIL 0x06 +#define TD_UNEXPECTEDPID 0x07 +#define TD_DATAOVERRUN 0x08 +#define TD_DATAUNDERRUN 0x09 + /* 0x0A, 0x0B reserved for hardware */ +#define TD_BUFFEROVERRUN 0x0C +#define TD_BUFFERUNDERRUN 0x0D + /* 0x0E, 0x0F reserved for HCD */ +#define TD_NOTACCESSED 0x0F + +/* map PTD status codes (CC) to errno values */ +static const int cc_to_error[16] = { + /* No Error */ 0, + /* CRC Error */ -EILSEQ, + /* Bit Stuff */ -EPROTO, + /* Data Togg */ -EILSEQ, + /* Stall */ -EPIPE, + /* DevNotResp */ -ETIMEDOUT, + /* PIDCheck */ -EPROTO, + /* UnExpPID */ -EPROTO, + /* DataOver */ -EOVERFLOW, + /* DataUnder */ -EREMOTEIO, + /* (for hw) */ -EIO, + /* (for hw) */ -EIO, + /* BufferOver */ -ECOMM, + /* BuffUnder */ -ENOSR, + /* (for HCD) */ -EALREADY, + /* (for HCD) */ -EALREADY +}; + +/*--------------------------------------------------------------*/ + +#define LOG2_PERIODIC_SIZE 5 /* arbitrary; this matches OHCI */ +#define PERIODIC_SIZE (1 << LOG2_PERIODIC_SIZE) + +struct isp116x { + spinlock_t lock; + struct work_struct rh_resume; + + void __iomem *addr_reg; + void __iomem *data_reg; + + struct isp116x_platform_data *board; + + struct proc_dir_entry *pde; + unsigned long stat1, stat2, stat4, stat8, stat16; + + /* HC registers */ + u32 intenb; /* "OHCI" interrupts */ + u16 irqenb; /* uP interrupts */ + + /* Root hub registers */ + u32 rhdesca; + u32 rhdescb; + u32 rhstatus; + u32 rhport[2]; + + /* async schedule: control, bulk */ + struct list_head async; + + /* periodic schedule: int */ + u16 load[PERIODIC_SIZE]; + struct isp116x_ep *periodic[PERIODIC_SIZE]; + unsigned periodic_count; + u16 fmindex; + + /* Schedule for the current frame */ + struct isp116x_ep *atl_active; + int atl_buflen; + int atl_bufshrt; + int atl_last_dir; + atomic_t atl_finishing; +}; + +static inline struct isp116x *hcd_to_isp116x(struct usb_hcd *hcd) +{ + return (struct isp116x *)(hcd->hcd_priv); +} + +static inline struct usb_hcd *isp116x_to_hcd(struct isp116x *isp116x) +{ + return container_of((void *)isp116x, struct usb_hcd, hcd_priv); +} + +struct isp116x_ep { + struct usb_host_endpoint *hep; + struct usb_device *udev; + struct ptd ptd; + + u8 maxpacket; + u8 epnum; + u8 nextpid; + u16 error_count; + u16 length; /* of current packet */ + unsigned char *data; /* to databuf */ + /* queue of active EP's (the ones scheduled for the + current frame) */ + struct isp116x_ep *active; + + /* periodic schedule */ + u16 period; + u16 branch; + u16 load; + struct isp116x_ep *next; + + /* async schedule */ + struct list_head schedule; +}; + +/*-------------------------------------------------------------------------*/ + +#ifdef DEBUG +#define DBG(stuff...) printk(KERN_DEBUG "116x: " stuff) +#else +#define DBG(stuff...) do{}while(0) +#endif + +#ifdef VERBOSE +# define VDBG DBG +#else +# define VDBG(stuff...) do{}while(0) +#endif + +#define ERR(stuff...) printk(KERN_ERR "116x: " stuff) +#define WARN(stuff...) printk(KERN_WARNING "116x: " stuff) +#define INFO(stuff...) printk(KERN_INFO "116x: " stuff) + +/* ------------------------------------------------- */ + +#if defined(USE_PLATFORM_DELAY) +#if defined(USE_NDELAY) +#error USE_PLATFORM_DELAY and USE_NDELAY simultaneously defined. +#endif +#define isp116x_delay(h,d) (h)->board->delay( \ + isp116x_to_hcd(h)->self.controller,d) +#define isp116x_check_platform_delay(h) ((h)->board->delay == NULL) +#elif defined(USE_NDELAY) +#define isp116x_delay(h,d) ndelay(d) +#define isp116x_check_platform_delay(h) 0 +#else +#define isp116x_delay(h,d) do{}while(0) +#define isp116x_check_platform_delay(h) 0 +#endif + +#if defined(DEBUG) +#define IRQ_TEST() BUG_ON(!irqs_disabled()) +#else +#define IRQ_TEST() do{}while(0) +#endif + +static inline void isp116x_write_addr(struct isp116x *isp116x, unsigned reg) +{ + IRQ_TEST(); + writew(reg & 0xff, isp116x->addr_reg); + isp116x_delay(isp116x, 300); +} + +static inline void isp116x_write_data16(struct isp116x *isp116x, u16 val) +{ + writew(val, isp116x->data_reg); + isp116x_delay(isp116x, 150); +} + +static inline void isp116x_raw_write_data16(struct isp116x *isp116x, u16 val) +{ + __raw_writew(val, isp116x->data_reg); + isp116x_delay(isp116x, 150); +} + +static inline u16 isp116x_read_data16(struct isp116x *isp116x) +{ + u16 val; + + val = readw(isp116x->data_reg); + isp116x_delay(isp116x, 150); + return val; +} + +static inline u16 isp116x_raw_read_data16(struct isp116x *isp116x) +{ + u16 val; + + val = __raw_readw(isp116x->data_reg); + isp116x_delay(isp116x, 150); + return val; +} + +static inline void isp116x_write_data32(struct isp116x *isp116x, u32 val) +{ + writew(val & 0xffff, isp116x->data_reg); + isp116x_delay(isp116x, 150); + writew(val >> 16, isp116x->data_reg); + isp116x_delay(isp116x, 150); +} + +static inline u32 isp116x_read_data32(struct isp116x *isp116x) +{ + u32 val; + + val = (u32) readw(isp116x->data_reg); + isp116x_delay(isp116x, 150); + val |= ((u32) readw(isp116x->data_reg)) << 16; + isp116x_delay(isp116x, 150); + return val; +} + +/* Let's keep register access functions out of line. Hint: + we wait at least 150 ns at every access. +*/ +static u16 isp116x_read_reg16(struct isp116x *isp116x, unsigned reg) +{ + isp116x_write_addr(isp116x, reg); + return isp116x_read_data16(isp116x); +} + +static u32 isp116x_read_reg32(struct isp116x *isp116x, unsigned reg) +{ + isp116x_write_addr(isp116x, reg); + return isp116x_read_data32(isp116x); +} + +static void isp116x_write_reg16(struct isp116x *isp116x, unsigned reg, + unsigned val) +{ + isp116x_write_addr(isp116x, reg | ISP116x_WRITE_OFFSET); + isp116x_write_data16(isp116x, (u16) (val & 0xffff)); +} + +static void isp116x_write_reg32(struct isp116x *isp116x, unsigned reg, + unsigned val) +{ + isp116x_write_addr(isp116x, reg | ISP116x_WRITE_OFFSET); + isp116x_write_data32(isp116x, (u32) val); +} + +#define isp116x_show_reg(d,r) { \ + if ((r) < 0x20) { \ + DBG("%-12s[%02x]: %08x\n", #r, \ + r, isp116x_read_reg32(d, r)); \ + } else { \ + DBG("%-12s[%02x]: %04x\n", #r, \ + r, isp116x_read_reg16(d, r)); \ + } \ +} + +static inline void isp116x_show_regs(struct isp116x *isp116x) +{ + isp116x_show_reg(isp116x, HCREVISION); + isp116x_show_reg(isp116x, HCCONTROL); + isp116x_show_reg(isp116x, HCCMDSTAT); + isp116x_show_reg(isp116x, HCINTSTAT); + isp116x_show_reg(isp116x, HCINTENB); + isp116x_show_reg(isp116x, HCFMINTVL); + isp116x_show_reg(isp116x, HCFMREM); + isp116x_show_reg(isp116x, HCFMNUM); + isp116x_show_reg(isp116x, HCLSTHRESH); + isp116x_show_reg(isp116x, HCRHDESCA); + isp116x_show_reg(isp116x, HCRHDESCB); + isp116x_show_reg(isp116x, HCRHSTATUS); + isp116x_show_reg(isp116x, HCRHPORT1); + isp116x_show_reg(isp116x, HCRHPORT2); + isp116x_show_reg(isp116x, HCHWCFG); + isp116x_show_reg(isp116x, HCDMACFG); + isp116x_show_reg(isp116x, HCXFERCTR); + isp116x_show_reg(isp116x, HCuPINT); + isp116x_show_reg(isp116x, HCuPINTENB); + isp116x_show_reg(isp116x, HCCHIPID); + isp116x_show_reg(isp116x, HCSCRATCH); + isp116x_show_reg(isp116x, HCITLBUFLEN); + isp116x_show_reg(isp116x, HCATLBUFLEN); + isp116x_show_reg(isp116x, HCBUFSTAT); + isp116x_show_reg(isp116x, HCRDITL0LEN); + isp116x_show_reg(isp116x, HCRDITL1LEN); +} + +#if defined(URB_TRACE) + +#define PIPETYPE(pipe) ({ char *__s; \ + if (usb_pipecontrol(pipe)) __s = "ctrl"; \ + else if (usb_pipeint(pipe)) __s = "int"; \ + else if (usb_pipebulk(pipe)) __s = "bulk"; \ + else __s = "iso"; \ + __s;}) +#define PIPEDIR(pipe) ({ usb_pipein(pipe) ? "in" : "out"; }) +#define URB_NOTSHORT(urb) ({ (urb)->transfer_flags & URB_SHORT_NOT_OK ? \ + "short_not_ok" : ""; }) + +/* print debug info about the URB */ +static void urb_dbg(struct urb *urb, char *msg) +{ + unsigned int pipe; + + if (!urb) { + DBG("%s: zero urb\n", msg); + return; + } + pipe = urb->pipe; + DBG("%s: FA %d ep%d%s %s: len %d/%d %s\n", msg, + usb_pipedevice(pipe), usb_pipeendpoint(pipe), + PIPEDIR(pipe), PIPETYPE(pipe), + urb->transfer_buffer_length, urb->actual_length, URB_NOTSHORT(urb)); +} + +#else + +#define urb_dbg(urb,msg) do{}while(0) + +#endif /* ! defined(URB_TRACE) */ + +#if defined(PTD_TRACE) + +#define PTD_DIR_STR(ptd) ({char __c; \ + switch(PTD_GET_DIR(ptd)){ \ + case 0: __c = 's'; break; \ + case 1: __c = 'o'; break; \ + default: __c = 'i'; break; \ + }; __c;}) + +/* + Dump PTD info. The code documents the format + perfectly, right :) +*/ +static inline void dump_ptd(struct ptd *ptd) +{ + printk("td: %x %d%c%d %d,%d,%d %x %x%x%x\n", + PTD_GET_CC(ptd), PTD_GET_FA(ptd), + PTD_DIR_STR(ptd), PTD_GET_EP(ptd), + PTD_GET_COUNT(ptd), PTD_GET_LEN(ptd), PTD_GET_MPS(ptd), + PTD_GET_TOGGLE(ptd), PTD_GET_ACTIVE(ptd), + PTD_GET_SPD(ptd), PTD_GET_LAST(ptd)); +} + +static inline void dump_ptd_out_data(struct ptd *ptd, u8 * buf) +{ + int k; + + if (PTD_GET_DIR(ptd) != PTD_DIR_IN && PTD_GET_LEN(ptd)) { + printk("-> "); + for (k = 0; k < PTD_GET_LEN(ptd); ++k) + printk("%02x ", ((u8 *) buf)[k]); + printk("\n"); + } +} + +static inline void dump_ptd_in_data(struct ptd *ptd, u8 * buf) +{ + int k; + + if (PTD_GET_DIR(ptd) == PTD_DIR_IN && PTD_GET_COUNT(ptd)) { + printk("<- "); + for (k = 0; k < PTD_GET_COUNT(ptd); ++k) + printk("%02x ", ((u8 *) buf)[k]); + printk("\n"); + } + if (PTD_GET_LAST(ptd)) + printk("-\n"); +} + +#else + +#define dump_ptd(ptd) do{}while(0) +#define dump_ptd_in_data(ptd,buf) do{}while(0) +#define dump_ptd_out_data(ptd,buf) do{}while(0) + +#endif /* ! defined(PTD_TRACE) */ diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 1e27f10..13cd217 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -95,12 +95,11 @@ #include <linux/init.h> #include <linux/timer.h> #include <linux/list.h> -#include <linux/interrupt.h> /* for in_interrupt () */ #include <linux/usb.h> #include <linux/usb_otg.h> -#include "../core/hcd.h" #include <linux/dma-mapping.h> -#include <linux/dmapool.h> /* needed by ohci-mem.c when no PCI */ +#include <linux/dmapool.h> +#include <linux/reboot.h> #include <asm/io.h> #include <asm/irq.h> @@ -108,8 +107,9 @@ #include <asm/unaligned.h> #include <asm/byteorder.h> +#include "../core/hcd.h" -#define DRIVER_VERSION "2004 Nov 08" +#define DRIVER_VERSION "2005 April 22" #define DRIVER_AUTHOR "Roman Weissgaerber, David Brownell" #define DRIVER_DESC "USB 1.1 'Open' Host Controller (OHCI) Driver" @@ -141,6 +141,7 @@ static const char hcd_name [] = "ohci_hcd"; static void ohci_dump (struct ohci_hcd *ohci, int verbose); static int ohci_init (struct ohci_hcd *ohci); static void ohci_stop (struct usb_hcd *hcd); +static int ohci_reboot (struct notifier_block *, unsigned long , void *); #include "ohci-hub.c" #include "ohci-dbg.c" @@ -420,6 +421,23 @@ static void ohci_usb_reset (struct ohci_hcd *ohci) ohci_writel (ohci, ohci->hc_control, &ohci->regs->control); } +/* reboot notifier forcibly disables IRQs and DMA, helping kexec and + * other cases where the next software may expect clean state from the + * "firmware". this is bus-neutral, unlike shutdown() methods. + */ +static int +ohci_reboot (struct notifier_block *block, unsigned long code, void *null) +{ + struct ohci_hcd *ohci; + + ohci = container_of (block, struct ohci_hcd, reboot_notifier); + ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable); + ohci_usb_reset (ohci); + /* flush the writes */ + (void) ohci_readl (ohci, &ohci->regs->control); + return 0; +} + /*-------------------------------------------------------------------------* * HC functions *-------------------------------------------------------------------------*/ @@ -487,13 +505,10 @@ static int ohci_init (struct ohci_hcd *ohci) /* Start an OHCI controller, set the BUS operational * resets USB and controller * enable interrupts - * connect the virtual root hub */ static int ohci_run (struct ohci_hcd *ohci) { u32 mask, temp; - struct usb_device *udev; - struct usb_bus *bus; int first = ohci->fminterval == 0; disable (ohci); @@ -654,37 +669,13 @@ retry: // POTPGT delay is bits 24-31, in 2 ms units. mdelay ((temp >> 23) & 0x1fe); - bus = &ohci_to_hcd(ohci)->self; ohci_to_hcd(ohci)->state = HC_STATE_RUNNING; ohci_dump (ohci, 1); - udev = bus->root_hub; - if (udev) { - return 0; - } - - /* connect the virtual root hub */ - udev = usb_alloc_dev (NULL, bus, 0); - if (!udev) { - disable (ohci); - ohci->hc_control &= ~OHCI_CTRL_HCFS; - ohci_writel (ohci, ohci->hc_control, &ohci->regs->control); - return -ENOMEM; - } - - udev->speed = USB_SPEED_FULL; - if (usb_hcd_register_root_hub (udev, ohci_to_hcd(ohci)) != 0) { - usb_put_dev (udev); - disable (ohci); - ohci->hc_control &= ~OHCI_CTRL_HCFS; - ohci_writel (ohci, ohci->hc_control, &ohci->regs->control); - return -ENODEV; - } - if (ohci->power_budget) - hub_set_power_budget(udev, ohci->power_budget); + if (ohci_to_hcd(ohci)->self.root_hub == NULL) + create_debug_files (ohci); - create_debug_files (ohci); return 0; } @@ -781,6 +772,7 @@ static void ohci_stop (struct usb_hcd *hcd) ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable); remove_debug_files (ohci); + unregister_reboot_notifier (&ohci->reboot_notifier); ohci_mem_cleanup (ohci); if (ohci->hcca) { dma_free_coherent (hcd->self.controller, diff --git a/drivers/usb/host/ohci-mem.c b/drivers/usb/host/ohci-mem.c index e55682b..23735a3 100644 --- a/drivers/usb/host/ohci-mem.c +++ b/drivers/usb/host/ohci-mem.c @@ -29,6 +29,7 @@ static void ohci_hcd_init (struct ohci_hcd *ohci) spin_lock_init (&ohci->lock); INIT_LIST_HEAD (&ohci->pending); INIT_WORK (&ohci->rh_resume, ohci_rh_resume, ohci_to_hcd(ohci)); + ohci->reboot_notifier.notifier_call = ohci_reboot; } /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c index 8aab590..b62d699 100644 --- a/drivers/usb/host/ohci-omap.c +++ b/drivers/usb/host/ohci-omap.c @@ -181,7 +181,7 @@ static int omap_start_hc(struct ohci_hcd *ohci, struct platform_device *pdev) if (config->otg) { ohci_to_hcd(ohci)->self.otg_port = config->otg; /* default/minimum OTG power budget: 8 mA */ - ohci->power_budget = 8; + ohci_to_hcd(ohci)->power_budget = 8; } /* boards can use OTG transceivers in non-OTG modes */ @@ -230,7 +230,7 @@ static int omap_start_hc(struct ohci_hcd *ohci, struct platform_device *pdev) /* TPS2045 switch for internal transceiver (port 1) */ if (machine_is_omap_osk()) { - ohci->power_budget = 250; + ohci_to_hcd(ohci)->power_budget = 250; rh &= ~RH_A_NOCP; diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c index 57fd07d..eede6be 100644 --- a/drivers/usb/host/ohci-pci.c +++ b/drivers/usb/host/ohci-pci.c @@ -14,14 +14,11 @@ * This file is licenced under the GPL. */ -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PPC_PMAC #include <asm/machdep.h> #include <asm/pmac_feature.h> #include <asm/pci-bridge.h> #include <asm/prom.h> -#ifndef CONFIG_PM -# define CONFIG_PM -#endif #endif #ifndef CONFIG_PCI @@ -132,7 +129,7 @@ static int ohci_pci_suspend (struct usb_hcd *hcd, pm_message_t message) /* let things settle down a bit */ msleep (100); -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PPC_PMAC if (_machine == _MACH_Pmac) { struct device_node *of_node; @@ -141,7 +138,7 @@ static int ohci_pci_suspend (struct usb_hcd *hcd, pm_message_t message) if (of_node) pmac_call_feature(PMAC_FTR_USB_ENABLE, of_node, 0, 0); } -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PPC_PMAC */ return 0; } @@ -151,7 +148,7 @@ static int ohci_pci_resume (struct usb_hcd *hcd) struct ohci_hcd *ohci = hcd_to_ohci (hcd); int retval = 0; -#ifdef CONFIG_PMAC_PBOOK +#ifdef CONFIG_PPC_PMAC if (_machine == _MACH_Pmac) { struct device_node *of_node; @@ -160,7 +157,7 @@ static int ohci_pci_resume (struct usb_hcd *hcd) if (of_node) pmac_call_feature (PMAC_FTR_USB_ENABLE, of_node, 0, 1); } -#endif /* CONFIG_PMAC_PBOOK */ +#endif /* CONFIG_PPC_PMAC */ /* resume root hub */ if (time_before (jiffies, ohci->next_statechange)) diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h index 22e1ac1..71cdd22 100644 --- a/drivers/usb/host/ohci.h +++ b/drivers/usb/host/ohci.h @@ -371,7 +371,6 @@ struct ohci_hcd { * other external transceivers should be software-transparent */ struct otg_transceiver *transceiver; - unsigned power_budget; /* * memory management for queue data structures @@ -390,6 +389,7 @@ struct ohci_hcd { u32 fminterval; /* saved register */ struct work_struct rh_resume; + struct notifier_block reboot_notifier; unsigned long flags; /* for HC bugs */ #define OHCI_QUIRK_AMD756 0x01 /* erratum #4 */ diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c index 99d43f7..6c3f910 100644 --- a/drivers/usb/host/sl811-hcd.c +++ b/drivers/usb/host/sl811-hcd.c @@ -1563,29 +1563,15 @@ static int sl811h_start(struct usb_hcd *hcd) { struct sl811 *sl811 = hcd_to_sl811(hcd); - struct usb_device *udev; /* chip has been reset, VBUS power is off */ - - udev = usb_alloc_dev(NULL, &hcd->self, 0); - if (!udev) - return -ENOMEM; - - udev->speed = USB_SPEED_FULL; hcd->state = HC_STATE_RUNNING; - if (sl811->board) + if (sl811->board) { hcd->can_wakeup = sl811->board->can_wakeup; - - if (usb_hcd_register_root_hub(udev, hcd) != 0) { - usb_put_dev(udev); - sl811h_stop(hcd); - return -ENODEV; + hcd->power_budget = sl811->board->power * 2; } - if (sl811->board && sl811->board->power) - hub_set_power_budget(udev, sl811->board->power * 2); - /* enable power and interupts */ port_power(sl811, 1); diff --git a/drivers/usb/host/sl811_cs.c b/drivers/usb/host/sl811_cs.c index 6e17326..269d8ef 100644 --- a/drivers/usb/host/sl811_cs.c +++ b/drivers/usb/host/sl811_cs.c @@ -68,13 +68,6 @@ static const char driver_name[DEV_NAME_LEN] = "sl811_cs"; static dev_link_t *dev_list = NULL; -static int irq_list[4] = { -1 }; -static int irq_list_count; - -module_param_array(irq_list, int, &irq_list_count, 0444); - -INT_MODULE_PARM(irq_mask, 0xdeb8); - typedef struct local_info_t { dev_link_t link; dev_node_t node; @@ -373,7 +366,7 @@ static dev_link_t *sl811_cs_attach(void) local_info_t *local; dev_link_t *link; client_reg_t client_reg; - int ret, i; + int ret; local = kmalloc(sizeof(local_info_t), GFP_KERNEL); if (!local) @@ -385,11 +378,6 @@ static dev_link_t *sl811_cs_attach(void) /* Initialize */ link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; link->irq.IRQInfo1 = IRQ_INFO2_VALID|IRQ_LEVEL_ID; - if (irq_list[0] == -1) - link->irq.IRQInfo2 = irq_mask; - else - for (i = 0; i < irq_list_count; i++) - link->irq.IRQInfo2 |= 1 << irq_list[i]; link->irq.Handler = NULL; link->conf.Attributes = 0; @@ -418,6 +406,12 @@ static dev_link_t *sl811_cs_attach(void) return link; } +static struct pcmcia_device_id sl811_ids[] = { + PCMCIA_DEVICE_MANF_CARD(0xc015, 0x0001), /* RATOC USB HOST CF+ Card */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, sl811_ids); + static struct pcmcia_driver sl811_cs_driver = { .owner = THIS_MODULE, .drv = { @@ -425,6 +419,7 @@ static struct pcmcia_driver sl811_cs_driver = { }, .attach = sl811_cs_attach, .detach = sl811_cs_detach, + .id_table = sl811_ids, }; /*====================================================================*/ diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c index 24c73c5..4538a98 100644 --- a/drivers/usb/host/uhci-debug.c +++ b/drivers/usb/host/uhci-debug.c @@ -237,6 +237,37 @@ static int uhci_show_sc(int port, unsigned short status, char *buf, int len) return out - buf; } +static int uhci_show_root_hub_state(struct uhci_hcd *uhci, char *buf, int len) +{ + char *out = buf; + char *rh_state; + + /* Try to make sure there's enough memory */ + if (len < 60) + return 0; + + switch (uhci->rh_state) { + case UHCI_RH_RESET: + rh_state = "reset"; break; + case UHCI_RH_SUSPENDED: + rh_state = "suspended"; break; + case UHCI_RH_AUTO_STOPPED: + rh_state = "auto-stopped"; break; + case UHCI_RH_RESUMING: + rh_state = "resuming"; break; + case UHCI_RH_SUSPENDING: + rh_state = "suspending"; break; + case UHCI_RH_RUNNING: + rh_state = "running"; break; + case UHCI_RH_RUNNING_NODEVS: + rh_state = "running, no devs"; break; + default: + rh_state = "?"; break; + } + out += sprintf(out, "Root-hub state: %s\n", rh_state); + return out - buf; +} + static int uhci_show_status(struct uhci_hcd *uhci, char *buf, int len) { char *out = buf; @@ -408,6 +439,7 @@ static int uhci_sprint_schedule(struct uhci_hcd *uhci, char *buf, int len) spin_lock_irqsave(&uhci->lock, flags); + out += uhci_show_root_hub_state(uhci, out, len - (out - buf)); out += sprintf(out, "HC status\n"); out += uhci_show_status(uhci, out, len - (out - buf)); diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c index 49bd83e..0d5d254 100644 --- a/drivers/usb/host/uhci-hcd.c +++ b/drivers/usb/host/uhci-hcd.c @@ -13,18 +13,13 @@ * (C) Copyright 2000 Yggdrasil Computing, Inc. (port of new PCI interface * support from usb-ohci.c by Adam Richter, adam@yggdrasil.com). * (C) Copyright 1999 Gregory P. Smith (from usb-ohci.c) - * (C) Copyright 2004 Alan Stern, stern@rowland.harvard.edu + * (C) Copyright 2004-2005 Alan Stern, stern@rowland.harvard.edu * * Intel documents this fairly well, and as far as I know there * are no royalties or anything like that, but even so there are * people who decided that they want to do the same thing in a * completely different way. * - * WARNING! The USB documentation is downright evil. Most of it - * is just crap, written by a committee. You're better off ignoring - * most of it, the important stuff is: - * - the low-level protocol (fairly simple but lots of small details) - * - working around the horridness of the rest */ #include <linux/config.h> @@ -64,7 +59,7 @@ /* * Version Information */ -#define DRIVER_VERSION "v2.2" +#define DRIVER_VERSION "v2.3" #define DRIVER_AUTHOR "Linus 'Frodo Rabbit' Torvalds, Johannes Erdfelt, \ Randy Dunlap, Georg Acher, Deti Fliegl, Thomas Sailer, Roman Weissgaerber, \ Alan Stern" @@ -89,8 +84,9 @@ static char *errbuf; static kmem_cache_t *uhci_up_cachep; /* urb_priv */ +static void suspend_rh(struct uhci_hcd *uhci, enum uhci_rh_state new_state); +static void wakeup_rh(struct uhci_hcd *uhci); static void uhci_get_current_frame_number(struct uhci_hcd *uhci); -static void hc_state_transitions(struct uhci_hcd *uhci); /* If a transfer is still active after this much time, turn off FSBR */ #define IDLE_TIMEOUT msecs_to_jiffies(50) @@ -101,308 +97,352 @@ static void hc_state_transitions(struct uhci_hcd *uhci); /* to make sure it doesn't hog all of the bandwidth */ #define DEPTH_INTERVAL 5 +static inline void restart_timer(struct uhci_hcd *uhci) +{ + mod_timer(&uhci->stall_timer, jiffies + msecs_to_jiffies(100)); +} + #include "uhci-hub.c" #include "uhci-debug.c" #include "uhci-q.c" -static int init_stall_timer(struct usb_hcd *hcd); - -static void stall_callback(unsigned long ptr) +/* + * Make sure the controller is completely inactive, unable to + * generate interrupts or do DMA. + */ +static void reset_hc(struct uhci_hcd *uhci) { - struct usb_hcd *hcd = (struct usb_hcd *)ptr; - struct uhci_hcd *uhci = hcd_to_uhci(hcd); - struct urb_priv *up; - unsigned long flags; + int port; - spin_lock_irqsave(&uhci->lock, flags); - uhci_scan_schedule(uhci, NULL); - - list_for_each_entry(up, &uhci->urb_list, urb_list) { - struct urb *u = up->urb; - - spin_lock(&u->lock); - - /* Check if the FSBR timed out */ - if (up->fsbr && !up->fsbr_timeout && time_after_eq(jiffies, up->fsbrtime + IDLE_TIMEOUT)) - uhci_fsbr_timeout(uhci, u); + /* Turn off PIRQ enable and SMI enable. (This also turns off the + * BIOS's USB Legacy Support.) Turn off all the R/WC bits too. + */ + pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, + USBLEGSUP_RWC); - spin_unlock(&u->lock); - } + /* Reset the HC - this will force us to get a + * new notification of any already connected + * ports due to the virtual disconnect that it + * implies. + */ + outw(USBCMD_HCRESET, uhci->io_addr + USBCMD); + mb(); + udelay(5); + if (inw(uhci->io_addr + USBCMD) & USBCMD_HCRESET) + dev_warn(uhci_dev(uhci), "HCRESET not completed yet!\n"); - /* Really disable FSBR */ - if (!uhci->fsbr && uhci->fsbrtimeout && time_after_eq(jiffies, uhci->fsbrtimeout)) { - uhci->fsbrtimeout = 0; - uhci->skel_term_qh->link = UHCI_PTR_TERM; - } + /* Just to be safe, disable interrupt requests and + * make sure the controller is stopped. + */ + outw(0, uhci->io_addr + USBINTR); + outw(0, uhci->io_addr + USBCMD); - /* Poll for and perform state transitions */ - hc_state_transitions(uhci); - if (unlikely(uhci->suspended_ports && uhci->state != UHCI_SUSPENDED)) - uhci_check_ports(uhci); + /* HCRESET doesn't affect the Suspend, Reset, and Resume Detect + * bits in the port status and control registers. + * We have to clear them by hand. + */ + for (port = 0; port < uhci->rh_numports; ++port) + outw(0, uhci->io_addr + USBPORTSC1 + (port * 2)); - init_stall_timer(hcd); - spin_unlock_irqrestore(&uhci->lock, flags); + uhci->port_c_suspend = uhci->suspended_ports = + uhci->resuming_ports = 0; + uhci->rh_state = UHCI_RH_RESET; + uhci->is_stopped = UHCI_IS_STOPPED; + uhci_to_hcd(uhci)->state = HC_STATE_HALT; + uhci_to_hcd(uhci)->poll_rh = 0; } -static int init_stall_timer(struct usb_hcd *hcd) +/* + * Last rites for a defunct/nonfunctional controller + * or one we don't want to use any more. + */ +static void hc_died(struct uhci_hcd *uhci) { - struct uhci_hcd *uhci = hcd_to_uhci(hcd); - - init_timer(&uhci->stall_timer); - uhci->stall_timer.function = stall_callback; - uhci->stall_timer.data = (unsigned long)hcd; - uhci->stall_timer.expires = jiffies + msecs_to_jiffies(100); - add_timer(&uhci->stall_timer); - - return 0; + reset_hc(uhci); + uhci->hc_inaccessible = 1; + del_timer(&uhci->stall_timer); } -static irqreturn_t uhci_irq(struct usb_hcd *hcd, struct pt_regs *regs) +/* + * Initialize a controller that was newly discovered or has just been + * resumed. In either case we can't be sure of its previous state. + */ +static void check_and_reset_hc(struct uhci_hcd *uhci) { - struct uhci_hcd *uhci = hcd_to_uhci(hcd); - unsigned long io_addr = uhci->io_addr; - unsigned short status; + u16 legsup; + unsigned int cmd, intr; /* - * Read the interrupt status, and write it back to clear the - * interrupt cause. Contrary to the UHCI specification, the - * "HC Halted" status bit is persistent: it is RO, not R/WC. + * When restarting a suspended controller, we expect all the + * settings to be the same as we left them: + * + * PIRQ and SMI disabled, no R/W bits set in USBLEGSUP; + * Controller is stopped and configured with EGSM set; + * No interrupts enabled except possibly Resume Detect. + * + * If any of these conditions are violated we do a complete reset. */ - status = inw(io_addr + USBSTS); - if (!(status & ~USBSTS_HCH)) /* shared interrupt, not mine */ - return IRQ_NONE; - outw(status, io_addr + USBSTS); /* Clear it */ - - if (status & ~(USBSTS_USBINT | USBSTS_ERROR | USBSTS_RD)) { - if (status & USBSTS_HSE) - dev_err(uhci_dev(uhci), "host system error, " - "PCI problems?\n"); - if (status & USBSTS_HCPE) - dev_err(uhci_dev(uhci), "host controller process " - "error, something bad happened!\n"); - if ((status & USBSTS_HCH) && uhci->state > 0) { - dev_err(uhci_dev(uhci), "host controller halted, " - "very bad!\n"); - /* FIXME: Reset the controller, fix the offending TD */ - } + pci_read_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, &legsup); + if (legsup & ~(USBLEGSUP_RO | USBLEGSUP_RWC)) { + dev_dbg(uhci_dev(uhci), "%s: legsup = 0x%04x\n", + __FUNCTION__, legsup); + goto reset_needed; } - if (status & USBSTS_RD) - uhci->resume_detect = 1; + cmd = inw(uhci->io_addr + USBCMD); + if ((cmd & USBCMD_RS) || !(cmd & USBCMD_CF) || !(cmd & USBCMD_EGSM)) { + dev_dbg(uhci_dev(uhci), "%s: cmd = 0x%04x\n", + __FUNCTION__, cmd); + goto reset_needed; + } - spin_lock(&uhci->lock); - uhci_scan_schedule(uhci, regs); - spin_unlock(&uhci->lock); + intr = inw(uhci->io_addr + USBINTR); + if (intr & (~USBINTR_RESUME)) { + dev_dbg(uhci_dev(uhci), "%s: intr = 0x%04x\n", + __FUNCTION__, intr); + goto reset_needed; + } + return; - return IRQ_HANDLED; +reset_needed: + dev_dbg(uhci_dev(uhci), "Performing full reset\n"); + reset_hc(uhci); } -static void reset_hc(struct uhci_hcd *uhci) +/* + * Store the basic register settings needed by the controller. + */ +static void configure_hc(struct uhci_hcd *uhci) { - unsigned long io_addr = uhci->io_addr; + /* Set the frame length to the default: 1 ms exactly */ + outb(USBSOF_DEFAULT, uhci->io_addr + USBSOF); - /* Turn off PIRQ, SMI, and all interrupts. This also turns off - * the BIOS's USB Legacy Support. - */ - pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, 0); - outw(0, uhci->io_addr + USBINTR); + /* Store the frame list base address */ + outl(uhci->fl->dma_handle, uhci->io_addr + USBFLBASEADD); - /* Global reset for 50ms */ - uhci->state = UHCI_RESET; - outw(USBCMD_GRESET, io_addr + USBCMD); - msleep(50); - outw(0, io_addr + USBCMD); + /* Set the current frame number */ + outw(uhci->frame_number, uhci->io_addr + USBFRNUM); - /* Another 10ms delay */ - msleep(10); - uhci->resume_detect = 0; - uhci->is_stopped = UHCI_IS_STOPPED; + /* Mark controller as running before we enable interrupts */ + uhci_to_hcd(uhci)->state = HC_STATE_RUNNING; + mb(); + + /* Enable PIRQ */ + pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, + USBLEGSUP_DEFAULT); } -static void suspend_hc(struct uhci_hcd *uhci) + +static int resume_detect_interrupts_are_broken(struct uhci_hcd *uhci) { - unsigned long io_addr = uhci->io_addr; + int port; - dev_dbg(uhci_dev(uhci), "%s\n", __FUNCTION__); - uhci->state = UHCI_SUSPENDED; - uhci->resume_detect = 0; - outw(USBCMD_EGSM, io_addr + USBCMD); + switch (to_pci_dev(uhci_dev(uhci))->vendor) { + default: + break; - /* FIXME: Wait for the controller to actually stop */ - uhci_get_current_frame_number(uhci); - uhci->is_stopped = UHCI_IS_STOPPED; + case PCI_VENDOR_ID_GENESYS: + /* Genesys Logic's GL880S controllers don't generate + * resume-detect interrupts. + */ + return 1; - uhci_scan_schedule(uhci, NULL); + case PCI_VENDOR_ID_INTEL: + /* Some of Intel's USB controllers have a bug that causes + * resume-detect interrupts if any port has an over-current + * condition. To make matters worse, some motherboards + * hardwire unused USB ports' over-current inputs active! + * To prevent problems, we will not enable resume-detect + * interrupts if any ports are OC. + */ + for (port = 0; port < uhci->rh_numports; ++port) { + if (inw(uhci->io_addr + USBPORTSC1 + port * 2) & + USBPORTSC_OC) + return 1; + } + break; + } + return 0; } -static void wakeup_hc(struct uhci_hcd *uhci) +static void suspend_rh(struct uhci_hcd *uhci, enum uhci_rh_state new_state) +__releases(uhci->lock) +__acquires(uhci->lock) { - unsigned long io_addr = uhci->io_addr; + int auto_stop; + int int_enable; - switch (uhci->state) { - case UHCI_SUSPENDED: /* Start the resume */ - dev_dbg(uhci_dev(uhci), "%s\n", __FUNCTION__); - - /* Global resume for >= 20ms */ - outw(USBCMD_FGR | USBCMD_EGSM, io_addr + USBCMD); - uhci->state = UHCI_RESUMING_1; - uhci->state_end = jiffies + msecs_to_jiffies(20); - uhci->is_stopped = 0; - break; + auto_stop = (new_state == UHCI_RH_AUTO_STOPPED); + dev_dbg(uhci_dev(uhci), "%s%s\n", __FUNCTION__, + (auto_stop ? " (auto-stop)" : "")); - case UHCI_RESUMING_1: /* End global resume */ - uhci->state = UHCI_RESUMING_2; - outw(0, io_addr + USBCMD); - /* Falls through */ - - case UHCI_RESUMING_2: /* Wait for EOP to be sent */ - if (inw(io_addr + USBCMD) & USBCMD_FGR) - break; - - /* Run for at least 1 second, and - * mark it configured with a 64-byte max packet */ - uhci->state = UHCI_RUNNING_GRACE; - uhci->state_end = jiffies + HZ; - outw(USBCMD_RS | USBCMD_CF | USBCMD_MAXP, - io_addr + USBCMD); - break; + /* If we get a suspend request when we're already auto-stopped + * then there's nothing to do. + */ + if (uhci->rh_state == UHCI_RH_AUTO_STOPPED) { + uhci->rh_state = new_state; + return; + } - case UHCI_RUNNING_GRACE: /* Now allowed to suspend */ - uhci->state = UHCI_RUNNING; - break; + /* Enable resume-detect interrupts if they work. + * Then enter Global Suspend mode, still configured. + */ + int_enable = (resume_detect_interrupts_are_broken(uhci) ? + 0 : USBINTR_RESUME); + outw(int_enable, uhci->io_addr + USBINTR); + outw(USBCMD_EGSM | USBCMD_CF, uhci->io_addr + USBCMD); + mb(); + udelay(5); - default: - break; + /* If we're auto-stopping then no devices have been attached + * for a while, so there shouldn't be any active URBs and the + * controller should stop after a few microseconds. Otherwise + * we will give the controller one frame to stop. + */ + if (!auto_stop && !(inw(uhci->io_addr + USBSTS) & USBSTS_HCH)) { + uhci->rh_state = UHCI_RH_SUSPENDING; + spin_unlock_irq(&uhci->lock); + msleep(1); + spin_lock_irq(&uhci->lock); + if (uhci->hc_inaccessible) /* Died */ + return; } -} + if (!(inw(uhci->io_addr + USBSTS) & USBSTS_HCH)) + dev_warn(uhci_dev(uhci), "Controller not stopped yet!\n"); -static int ports_active(struct uhci_hcd *uhci) -{ - unsigned long io_addr = uhci->io_addr; - int connection = 0; - int i; + uhci_get_current_frame_number(uhci); + smp_wmb(); - for (i = 0; i < uhci->rh_numports; i++) - connection |= (inw(io_addr + USBPORTSC1 + i * 2) & USBPORTSC_CCS); + uhci->rh_state = new_state; + uhci->is_stopped = UHCI_IS_STOPPED; + del_timer(&uhci->stall_timer); + uhci_to_hcd(uhci)->poll_rh = !int_enable; - return connection; + uhci_scan_schedule(uhci, NULL); } -static int suspend_allowed(struct uhci_hcd *uhci) +static void start_rh(struct uhci_hcd *uhci) { - unsigned long io_addr = uhci->io_addr; - int i; - - if (to_pci_dev(uhci_dev(uhci))->vendor != PCI_VENDOR_ID_INTEL) - return 1; + uhci->is_stopped = 0; + smp_wmb(); - /* Some of Intel's USB controllers have a bug that causes false - * resume indications if any port has an over current condition. - * To prevent problems, we will not allow a global suspend if - * any ports are OC. - * - * Some motherboards using Intel's chipsets (but not using all - * the USB ports) appear to hardwire the over current inputs active - * to disable the USB ports. + /* Mark it configured and running with a 64-byte max packet. + * All interrupts are enabled, even though RESUME won't do anything. */ - - /* check for over current condition on any port */ - for (i = 0; i < uhci->rh_numports; i++) { - if (inw(io_addr + USBPORTSC1 + i * 2) & USBPORTSC_OC) - return 0; - } - - return 1; + outw(USBCMD_RS | USBCMD_CF | USBCMD_MAXP, uhci->io_addr + USBCMD); + outw(USBINTR_TIMEOUT | USBINTR_RESUME | USBINTR_IOC | USBINTR_SP, + uhci->io_addr + USBINTR); + mb(); + uhci->rh_state = UHCI_RH_RUNNING; + uhci_to_hcd(uhci)->poll_rh = 1; + restart_timer(uhci); } -static void hc_state_transitions(struct uhci_hcd *uhci) +static void wakeup_rh(struct uhci_hcd *uhci) +__releases(uhci->lock) +__acquires(uhci->lock) { - switch (uhci->state) { - case UHCI_RUNNING: + dev_dbg(uhci_dev(uhci), "%s%s\n", __FUNCTION__, + uhci->rh_state == UHCI_RH_AUTO_STOPPED ? + " (auto-start)" : ""); - /* global suspend if nothing connected for 1 second */ - if (!ports_active(uhci) && suspend_allowed(uhci)) { - uhci->state = UHCI_SUSPENDING_GRACE; - uhci->state_end = jiffies + HZ; - } - break; - - case UHCI_SUSPENDING_GRACE: - if (ports_active(uhci)) - uhci->state = UHCI_RUNNING; - else if (time_after_eq(jiffies, uhci->state_end)) - suspend_hc(uhci); - break; - - case UHCI_SUSPENDED: - - /* wakeup if requested by a device */ - if (uhci->resume_detect) - wakeup_hc(uhci); - break; + /* If we are auto-stopped then no devices are attached so there's + * no need for wakeup signals. Otherwise we send Global Resume + * for 20 ms. + */ + if (uhci->rh_state == UHCI_RH_SUSPENDED) { + uhci->rh_state = UHCI_RH_RESUMING; + outw(USBCMD_FGR | USBCMD_EGSM | USBCMD_CF, + uhci->io_addr + USBCMD); + spin_unlock_irq(&uhci->lock); + msleep(20); + spin_lock_irq(&uhci->lock); + if (uhci->hc_inaccessible) /* Died */ + return; + + /* End Global Resume and wait for EOP to be sent */ + outw(USBCMD_CF, uhci->io_addr + USBCMD); + mb(); + udelay(4); + if (inw(uhci->io_addr + USBCMD) & USBCMD_FGR) + dev_warn(uhci_dev(uhci), "FGR not stopped yet!\n"); + } - case UHCI_RESUMING_1: - case UHCI_RESUMING_2: - case UHCI_RUNNING_GRACE: - if (time_after_eq(jiffies, uhci->state_end)) - wakeup_hc(uhci); - break; + start_rh(uhci); - default: - break; - } + /* Restart root hub polling */ + mod_timer(&uhci_to_hcd(uhci)->rh_timer, jiffies); } -/* - * Store the current frame number in uhci->frame_number if the controller - * is runnning - */ -static void uhci_get_current_frame_number(struct uhci_hcd *uhci) +static void stall_callback(unsigned long _uhci) { + struct uhci_hcd *uhci = (struct uhci_hcd *) _uhci; + unsigned long flags; + + spin_lock_irqsave(&uhci->lock, flags); + uhci_scan_schedule(uhci, NULL); + check_fsbr(uhci); + if (!uhci->is_stopped) - uhci->frame_number = inw(uhci->io_addr + USBFRNUM); + restart_timer(uhci); + spin_unlock_irqrestore(&uhci->lock, flags); } -static int start_hc(struct uhci_hcd *uhci) +static irqreturn_t uhci_irq(struct usb_hcd *hcd, struct pt_regs *regs) { - unsigned long io_addr = uhci->io_addr; - int timeout = 10; + struct uhci_hcd *uhci = hcd_to_uhci(hcd); + unsigned short status; + unsigned long flags; /* - * Reset the HC - this will force us to get a - * new notification of any already connected - * ports due to the virtual disconnect that it - * implies. + * Read the interrupt status, and write it back to clear the + * interrupt cause. Contrary to the UHCI specification, the + * "HC Halted" status bit is persistent: it is RO, not R/WC. */ - outw(USBCMD_HCRESET, io_addr + USBCMD); - while (inw(io_addr + USBCMD) & USBCMD_HCRESET) { - if (--timeout < 0) { - dev_err(uhci_dev(uhci), "USBCMD_HCRESET timed out!\n"); - return -ETIMEDOUT; + status = inw(uhci->io_addr + USBSTS); + if (!(status & ~USBSTS_HCH)) /* shared interrupt, not mine */ + return IRQ_NONE; + outw(status, uhci->io_addr + USBSTS); /* Clear it */ + + if (status & ~(USBSTS_USBINT | USBSTS_ERROR | USBSTS_RD)) { + if (status & USBSTS_HSE) + dev_err(uhci_dev(uhci), "host system error, " + "PCI problems?\n"); + if (status & USBSTS_HCPE) + dev_err(uhci_dev(uhci), "host controller process " + "error, something bad happened!\n"); + if (status & USBSTS_HCH) { + spin_lock_irqsave(&uhci->lock, flags); + if (uhci->rh_state >= UHCI_RH_RUNNING) { + dev_err(uhci_dev(uhci), + "host controller halted, " + "very bad!\n"); + hc_died(uhci); + spin_unlock_irqrestore(&uhci->lock, flags); + return IRQ_HANDLED; + } + spin_unlock_irqrestore(&uhci->lock, flags); } - msleep(1); } - /* Mark controller as running before we enable interrupts */ - uhci_to_hcd(uhci)->state = HC_STATE_RUNNING; - - /* Turn on PIRQ and all interrupts */ - pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, - USBLEGSUP_DEFAULT); - outw(USBINTR_TIMEOUT | USBINTR_RESUME | USBINTR_IOC | USBINTR_SP, - io_addr + USBINTR); + if (status & USBSTS_RD) + usb_hcd_poll_rh_status(hcd); - /* Start at frame 0 */ - outw(0, io_addr + USBFRNUM); - outl(uhci->fl->dma_handle, io_addr + USBFLBASEADD); + spin_lock_irqsave(&uhci->lock, flags); + uhci_scan_schedule(uhci, regs); + spin_unlock_irqrestore(&uhci->lock, flags); - /* Run and mark it configured with a 64-byte max packet */ - uhci->state = UHCI_RUNNING_GRACE; - uhci->state_end = jiffies + HZ; - outw(USBCMD_RS | USBCMD_CF | USBCMD_MAXP, io_addr + USBCMD); - uhci->is_stopped = 0; + return IRQ_HANDLED; +} - return 0; +/* + * Store the current frame number in uhci->frame_number if the controller + * is runnning + */ +static void uhci_get_current_frame_number(struct uhci_hcd *uhci) +{ + if (!uhci->is_stopped) + uhci->frame_number = inw(uhci->io_addr + USBFRNUM); } /* @@ -448,16 +488,58 @@ static void release_uhci(struct uhci_hcd *uhci) static int uhci_reset(struct usb_hcd *hcd) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); + unsigned io_size = (unsigned) hcd->rsrc_len; + int port; uhci->io_addr = (unsigned long) hcd->rsrc_start; - /* Kick BIOS off this hardware and reset, so we won't get - * interrupts from any previous setup. + /* The UHCI spec says devices must have 2 ports, and goes on to say + * they may have more but gives no way to determine how many there + * are. However according to the UHCI spec, Bit 7 of the port + * status and control register is always set to 1. So we try to + * use this to our advantage. Another common failure mode when + * a nonexistent register is addressed is to return all ones, so + * we test for that also. */ - reset_hc(uhci); + for (port = 0; port < (io_size - USBPORTSC1) / 2; port++) { + unsigned int portstatus; + + portstatus = inw(uhci->io_addr + USBPORTSC1 + (port * 2)); + if (!(portstatus & 0x0080) || portstatus == 0xffff) + break; + } + if (debug) + dev_info(uhci_dev(uhci), "detected %d ports\n", port); + + /* Anything greater than 7 is weird so we'll ignore it. */ + if (port > UHCI_RH_MAXCHILD) { + dev_info(uhci_dev(uhci), "port count misdetected? " + "forcing to 2 ports\n"); + port = 2; + } + uhci->rh_numports = port; + + /* Kick BIOS off this hardware and reset if the controller + * isn't already safely quiescent. + */ + check_and_reset_hc(uhci); return 0; } +/* Make sure the controller is quiescent and that we're not using it + * any more. This is mainly for the benefit of programs which, like kexec, + * expect the hardware to be idle: not doing DMA or generating IRQs. + * + * This routine may be called in a damaged or failing kernel. Hence we + * do not acquire the spinlock before shutting down the controller. + */ +static void uhci_shutdown(struct pci_dev *pdev) +{ + struct usb_hcd *hcd = (struct usb_hcd *) pci_get_drvdata(pdev); + + hc_died(hcd_to_uhci(hcd)); +} + /* * Allocate a frame list, and then setup the skeleton * @@ -478,17 +560,20 @@ static int uhci_start(struct usb_hcd *hcd) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); int retval = -EBUSY; - int i, port; - unsigned io_size; + int i; dma_addr_t dma_handle; - struct usb_device *udev; struct dentry *dentry; - io_size = (unsigned) hcd->rsrc_len; + hcd->uses_new_polling = 1; + if (pci_find_capability(to_pci_dev(uhci_dev(uhci)), PCI_CAP_ID_PM)) + hcd->can_wakeup = 1; /* Assume it supports PME# */ - dentry = debugfs_create_file(hcd->self.bus_name, S_IFREG|S_IRUGO|S_IWUSR, uhci_debugfs_root, uhci, &uhci_debug_operations); + dentry = debugfs_create_file(hcd->self.bus_name, + S_IFREG|S_IRUGO|S_IWUSR, uhci_debugfs_root, uhci, + &uhci_debug_operations); if (!dentry) { - dev_err(uhci_dev(uhci), "couldn't create uhci debugfs entry\n"); + dev_err(uhci_dev(uhci), + "couldn't create uhci debugfs entry\n"); retval = -ENOMEM; goto err_create_debug_entry; } @@ -510,6 +595,10 @@ static int uhci_start(struct usb_hcd *hcd) init_waitqueue_head(&uhci->waitqh); + init_timer(&uhci->stall_timer); + uhci->stall_timer.function = stall_callback; + uhci->stall_timer.data = (unsigned long) uhci; + uhci->fl = dma_alloc_coherent(uhci_dev(uhci), sizeof(*uhci->fl), &dma_handle, 0); if (!uhci->fl) { @@ -536,46 +625,14 @@ static int uhci_start(struct usb_hcd *hcd) goto err_create_qh_pool; } - /* Initialize the root hub */ - - /* UHCI specs says devices must have 2 ports, but goes on to say */ - /* they may have more but give no way to determine how many they */ - /* have. However, according to the UHCI spec, Bit 7 is always set */ - /* to 1. So we try to use this to our advantage */ - for (port = 0; port < (io_size - 0x10) / 2; port++) { - unsigned int portstatus; - - portstatus = inw(uhci->io_addr + 0x10 + (port * 2)); - if (!(portstatus & 0x0080)) - break; - } - if (debug) - dev_info(uhci_dev(uhci), "detected %d ports\n", port); - - /* This is experimental so anything less than 2 or greater than 8 is */ - /* something weird and we'll ignore it */ - if (port < 2 || port > UHCI_RH_MAXCHILD) { - dev_info(uhci_dev(uhci), "port count misdetected? " - "forcing to 2 ports\n"); - port = 2; - } - - uhci->rh_numports = port; - - udev = usb_alloc_dev(NULL, &hcd->self, 0); - if (!udev) { - dev_err(uhci_dev(uhci), "unable to allocate root hub\n"); - goto err_alloc_root_hub; - } - - uhci->term_td = uhci_alloc_td(uhci, udev); + uhci->term_td = uhci_alloc_td(uhci); if (!uhci->term_td) { dev_err(uhci_dev(uhci), "unable to allocate terminating TD\n"); goto err_alloc_term_td; } for (i = 0; i < UHCI_NUM_SKELQH; i++) { - uhci->skelqh[i] = uhci_alloc_qh(uhci, udev); + uhci->skelqh[i] = uhci_alloc_qh(uhci); if (!uhci->skelqh[i]) { dev_err(uhci_dev(uhci), "unable to allocate QH\n"); goto err_alloc_skelqh; @@ -641,32 +698,17 @@ static int uhci_start(struct usb_hcd *hcd) /* * Some architectures require a full mb() to enforce completion of - * the memory writes above before the I/O transfers in start_hc(). + * the memory writes above before the I/O transfers in configure_hc(). */ mb(); - if ((retval = start_hc(uhci)) != 0) - goto err_alloc_skelqh; - - init_stall_timer(hcd); - - udev->speed = USB_SPEED_FULL; - - if (usb_hcd_register_root_hub(udev, hcd) != 0) { - dev_err(uhci_dev(uhci), "unable to start root hub\n"); - retval = -ENOMEM; - goto err_start_root_hub; - } + configure_hc(uhci); + start_rh(uhci); return 0; /* * error exits: */ -err_start_root_hub: - reset_hc(uhci); - - del_timer_sync(&uhci->stall_timer); - err_alloc_skelqh: for (i = 0; i < UHCI_NUM_SKELQH; i++) if (uhci->skelqh[i]) { @@ -678,9 +720,6 @@ err_alloc_skelqh: uhci->term_td = NULL; err_alloc_term_td: - usb_put_dev(udev); - -err_alloc_root_hub: dma_pool_destroy(uhci->qh_pool); uhci->qh_pool = NULL; @@ -705,73 +744,114 @@ static void uhci_stop(struct usb_hcd *hcd) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); - del_timer_sync(&uhci->stall_timer); - reset_hc(uhci); - spin_lock_irq(&uhci->lock); + reset_hc(uhci); uhci_scan_schedule(uhci, NULL); spin_unlock_irq(&uhci->lock); - + + del_timer_sync(&uhci->stall_timer); release_uhci(uhci); } #ifdef CONFIG_PM +static int uhci_rh_suspend(struct usb_hcd *hcd) +{ + struct uhci_hcd *uhci = hcd_to_uhci(hcd); + + spin_lock_irq(&uhci->lock); + if (!uhci->hc_inaccessible) /* Not dead */ + suspend_rh(uhci, UHCI_RH_SUSPENDED); + spin_unlock_irq(&uhci->lock); + return 0; +} + +static int uhci_rh_resume(struct usb_hcd *hcd) +{ + struct uhci_hcd *uhci = hcd_to_uhci(hcd); + int rc = 0; + + spin_lock_irq(&uhci->lock); + if (uhci->hc_inaccessible) { + if (uhci->rh_state == UHCI_RH_SUSPENDED) { + dev_warn(uhci_dev(uhci), "HC isn't running!\n"); + rc = -ENODEV; + } + /* Otherwise the HC is dead */ + } else + wakeup_rh(uhci); + spin_unlock_irq(&uhci->lock); + return rc; +} + static int uhci_suspend(struct usb_hcd *hcd, pm_message_t message) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); + int rc = 0; + + dev_dbg(uhci_dev(uhci), "%s\n", __FUNCTION__); spin_lock_irq(&uhci->lock); + if (uhci->hc_inaccessible) /* Dead or already suspended */ + goto done; - /* Don't try to suspend broken motherboards, reset instead */ - if (suspend_allowed(uhci)) - suspend_hc(uhci); - else { - spin_unlock_irq(&uhci->lock); - reset_hc(uhci); - spin_lock_irq(&uhci->lock); - uhci_scan_schedule(uhci, NULL); - } +#ifndef CONFIG_USB_SUSPEND + /* Otherwise this would never happen */ + suspend_rh(uhci, UHCI_RH_SUSPENDED); +#endif + + if (uhci->rh_state > UHCI_RH_SUSPENDED) { + dev_warn(uhci_dev(uhci), "Root hub isn't suspended!\n"); + hcd->state = HC_STATE_RUNNING; + rc = -EBUSY; + goto done; + }; + /* All PCI host controllers are required to disable IRQ generation + * at the source, so we must turn off PIRQ. + */ + pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, 0); + uhci->hc_inaccessible = 1; + + /* FIXME: Enable non-PME# remote wakeup? */ + +done: spin_unlock_irq(&uhci->lock); - return 0; + if (rc == 0) + del_timer_sync(&hcd->rh_timer); + return rc; } static int uhci_resume(struct usb_hcd *hcd) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); - int rc; - pci_set_master(to_pci_dev(uhci_dev(uhci))); + dev_dbg(uhci_dev(uhci), "%s\n", __FUNCTION__); + if (uhci->rh_state == UHCI_RH_RESET) /* Dead */ + return 0; spin_lock_irq(&uhci->lock); - if (uhci->state == UHCI_SUSPENDED) { + /* FIXME: Disable non-PME# remote wakeup? */ - /* - * Some systems don't maintain the UHCI register values - * during a PM suspend/resume cycle, so reinitialize - * the Frame Number, Framelist Base Address, Interrupt - * Enable, and Legacy Support registers. - */ - pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, - 0); - outw(uhci->frame_number, uhci->io_addr + USBFRNUM); - outl(uhci->fl->dma_handle, uhci->io_addr + USBFLBASEADD); - outw(USBINTR_TIMEOUT | USBINTR_RESUME | USBINTR_IOC | - USBINTR_SP, uhci->io_addr + USBINTR); - uhci->resume_detect = 1; - pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, - USBLEGSUP_DEFAULT); - } else { - spin_unlock_irq(&uhci->lock); - reset_hc(uhci); - if ((rc = start_hc(uhci)) != 0) - return rc; - spin_lock_irq(&uhci->lock); - } - hcd->state = HC_STATE_RUNNING; + uhci->hc_inaccessible = 0; + + /* The BIOS may have changed the controller settings during a + * system wakeup. Check it and reconfigure to avoid problems. + */ + check_and_reset_hc(uhci); + configure_hc(uhci); + +#ifndef CONFIG_USB_SUSPEND + /* Otherwise this would never happen */ + wakeup_rh(uhci); +#endif + if (uhci->rh_state == UHCI_RH_RESET) + suspend_rh(uhci, UHCI_RH_SUSPENDED); spin_unlock_irq(&uhci->lock); + + if (hcd->poll_rh) + usb_hcd_poll_rh_status(hcd); return 0; } #endif @@ -788,13 +868,15 @@ static void uhci_hcd_endpoint_disable(struct usb_hcd *hcd, static int uhci_hcd_get_frame_number(struct usb_hcd *hcd) { struct uhci_hcd *uhci = hcd_to_uhci(hcd); - int frame_number; unsigned long flags; + int is_stopped; + int frame_number; /* Minimize latency by avoiding the spinlock */ local_irq_save(flags); - rmb(); - frame_number = (uhci->is_stopped ? uhci->frame_number : + is_stopped = uhci->is_stopped; + smp_rmb(); + frame_number = (is_stopped ? uhci->frame_number : inw(uhci->io_addr + USBFRNUM)); local_irq_restore(flags); return frame_number; @@ -817,6 +899,8 @@ static const struct hc_driver uhci_driver = { #ifdef CONFIG_PM .suspend = uhci_suspend, .resume = uhci_resume, + .hub_suspend = uhci_rh_suspend, + .hub_resume = uhci_rh_resume, #endif .stop = uhci_stop, @@ -845,6 +929,7 @@ static struct pci_driver uhci_pci_driver = { .probe = usb_hcd_pci_probe, .remove = usb_hcd_pci_remove, + .shutdown = uhci_shutdown, #ifdef CONFIG_PM .suspend = usb_hcd_pci_suspend, diff --git a/drivers/usb/host/uhci-hcd.h b/drivers/usb/host/uhci-hcd.h index 02255d6..bf9c5f9 100644 --- a/drivers/usb/host/uhci-hcd.h +++ b/drivers/usb/host/uhci-hcd.h @@ -41,6 +41,7 @@ #define USBFRNUM 6 #define USBFLBASEADD 8 #define USBSOF 12 +#define USBSOF_DEFAULT 64 /* Frame length is exactly 1 ms */ /* USB port status and control registers */ #define USBPORTSC1 16 @@ -66,6 +67,8 @@ /* Legacy support register */ #define USBLEGSUP 0xc0 #define USBLEGSUP_DEFAULT 0x2000 /* only PIRQ enable set */ +#define USBLEGSUP_RWC 0x8f00 /* the R/WC bits */ +#define USBLEGSUP_RO 0x5040 /* R/O and reserved bits */ #define UHCI_NULL_DATA_SIZE 0x7FF /* for UHCI controller TD */ @@ -111,7 +114,6 @@ struct uhci_qh { /* Software fields */ dma_addr_t dma_handle; - struct usb_device *dev; struct urb_priv *urbp; struct list_head list; /* P: uhci->frame_list_lock */ @@ -203,7 +205,6 @@ struct uhci_td { /* Software fields */ dma_addr_t dma_handle; - struct usb_device *dev; struct urb *urb; struct list_head list; /* P: urb->lock */ @@ -314,26 +315,32 @@ static inline int __interval_to_skel(int interval) } /* - * Device states for the host controller. + * States for the root hub. * * To prevent "bouncing" in the presence of electrical noise, - * we insist on a 1-second "grace" period, before switching to - * the RUNNING or SUSPENDED states, during which the state is - * not allowed to change. - * - * The resume process is divided into substates in order to avoid - * potentially length delays during the timer handler. - * - * States in which the host controller is halted must have values <= 0. + * when there are no devices attached we delay for 1 second in the + * RUNNING_NODEVS state before switching to the AUTO_STOPPED state. + * + * (Note that the AUTO_STOPPED state won't be necessary once the hub + * driver learns to autosuspend.) */ -enum uhci_state { - UHCI_RESET, - UHCI_RUNNING_GRACE, /* Before RUNNING */ - UHCI_RUNNING, /* The normal state */ - UHCI_SUSPENDING_GRACE, /* Before SUSPENDED */ - UHCI_SUSPENDED = -10, /* When no devices are attached */ - UHCI_RESUMING_1, - UHCI_RESUMING_2 +enum uhci_rh_state { + /* In the following states the HC must be halted. + * These two must come first */ + UHCI_RH_RESET, + UHCI_RH_SUSPENDED, + + UHCI_RH_AUTO_STOPPED, + UHCI_RH_RESUMING, + + /* In this state the HC changes from running to halted, + * so it can legally appear either way. */ + UHCI_RH_SUSPENDING, + + /* In the following states it's an error if the HC is halted. + * These two must come last */ + UHCI_RH_RUNNING, /* The normal state */ + UHCI_RH_RUNNING_NODEVS, /* Running with no devices attached */ }; /* @@ -363,15 +370,16 @@ struct uhci_hcd { int fsbr; /* Full-speed bandwidth reclamation */ unsigned long fsbrtimeout; /* FSBR delay */ - enum uhci_state state; /* FIXME: needs a spinlock */ - unsigned long state_end; /* Time of next transition */ + enum uhci_rh_state rh_state; + unsigned long auto_stop_time; /* When to AUTO_STOP */ + unsigned int frame_number; /* As of last check */ unsigned int is_stopped; #define UHCI_IS_STOPPED 9999 /* Larger than a frame # */ unsigned int scan_in_progress:1; /* Schedule scan is running */ unsigned int need_rescan:1; /* Redo the schedule scan */ - unsigned int resume_detect:1; /* Need a Global Resume */ + unsigned int hc_inaccessible:1; /* HC is suspended or dead */ /* Support for port suspend/resume/reset */ unsigned long port_c_suspend; /* Bit-arrays of ports */ @@ -451,4 +459,11 @@ struct urb_priv { * #2 urb->lock */ + +/* Some special IDs */ + +#define PCI_VENDOR_ID_GENESYS 0x17a0 +#define PCI_DEVICE_ID_GL880S_UHCI 0x8083 +#define PCI_DEVICE_ID_GL880S_EHCI 0x8084 + #endif diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c index 4c45ba8..4eace2b 100644 --- a/drivers/usb/host/uhci-hub.c +++ b/drivers/usb/host/uhci-hub.c @@ -33,9 +33,24 @@ static __u8 root_hub_hub_des[] = /* status change bits: nonzero writes will clear */ #define RWC_BITS (USBPORTSC_OCC | USBPORTSC_PEC | USBPORTSC_CSC) -static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf) +/* A port that either is connected or has a changed-bit set will prevent + * us from AUTO_STOPPING. + */ +static int any_ports_active(struct uhci_hcd *uhci) +{ + int port; + + for (port = 0; port < uhci->rh_numports; ++port) { + if ((inw(uhci->io_addr + USBPORTSC1 + port * 2) & + (USBPORTSC_CCS | RWC_BITS)) || + test_bit(port, &uhci->port_c_suspend)) + return 1; + } + return 0; +} + +static inline int get_hub_status_data(struct uhci_hcd *uhci, char *buf) { - struct uhci_hcd *uhci = hcd_to_uhci(hcd); int port; *buf = 0; @@ -44,8 +59,6 @@ static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf) test_bit(port, &uhci->port_c_suspend)) *buf |= (1 << (port + 1)); } - if (*buf && uhci->state == UHCI_SUSPENDED) - uhci->resume_detect = 1; return !!*buf; } @@ -115,6 +128,11 @@ static void uhci_check_ports(struct uhci_hcd *uhci) set_bit(port, &uhci->resuming_ports); uhci->ports_timeout = jiffies + msecs_to_jiffies(20); + + /* Make sure we see the port again + * after the resuming period is over. */ + mod_timer(&uhci_to_hcd(uhci)->rh_timer, + uhci->ports_timeout); } else if (time_after_eq(jiffies, uhci->ports_timeout)) { uhci_finish_suspend(uhci, port, port_addr); @@ -123,6 +141,60 @@ static void uhci_check_ports(struct uhci_hcd *uhci) } } +static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf) +{ + struct uhci_hcd *uhci = hcd_to_uhci(hcd); + unsigned long flags; + int status; + + spin_lock_irqsave(&uhci->lock, flags); + if (uhci->hc_inaccessible) { + status = 0; + goto done; + } + + uhci_check_ports(uhci); + status = get_hub_status_data(uhci, buf); + + switch (uhci->rh_state) { + case UHCI_RH_SUSPENDING: + case UHCI_RH_SUSPENDED: + /* if port change, ask to be resumed */ + if (status) + usb_hcd_resume_root_hub(hcd); + break; + + case UHCI_RH_AUTO_STOPPED: + /* if port change, auto start */ + if (status) + wakeup_rh(uhci); + break; + + case UHCI_RH_RUNNING: + /* are any devices attached? */ + if (!any_ports_active(uhci)) { + uhci->rh_state = UHCI_RH_RUNNING_NODEVS; + uhci->auto_stop_time = jiffies + HZ; + } + break; + + case UHCI_RH_RUNNING_NODEVS: + /* auto-stop if nothing connected for 1 second */ + if (any_ports_active(uhci)) + uhci->rh_state = UHCI_RH_RUNNING; + else if (time_after_eq(jiffies, uhci->auto_stop_time)) + suspend_rh(uhci, UHCI_RH_AUTO_STOPPED); + break; + + default: + break; + } + +done: + spin_unlock_irqrestore(&uhci->lock, flags); + return status; +} + /* size of returned buffer is part of USB spec */ static int uhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex, char *buf, u16 wLength) @@ -134,6 +206,9 @@ static int uhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wPortChange, wPortStatus; unsigned long flags; + if (uhci->hc_inaccessible) + return -ETIMEDOUT; + spin_lock_irqsave(&uhci->lock, flags); switch (typeReq) { diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c index 2a7c195..5f18084 100644 --- a/drivers/usb/host/uhci-q.c +++ b/drivers/usb/host/uhci-q.c @@ -32,6 +32,8 @@ static void uhci_free_pending_tds(struct uhci_hcd *uhci); */ static inline void uhci_set_next_interrupt(struct uhci_hcd *uhci) { + if (uhci->is_stopped) + mod_timer(&uhci->stall_timer, jiffies); uhci->term_td->status |= cpu_to_le32(TD_CTRL_IOC); } @@ -46,7 +48,7 @@ static inline void uhci_moveto_complete(struct uhci_hcd *uhci, list_move_tail(&urbp->urb_list, &uhci->complete_list); } -static struct uhci_td *uhci_alloc_td(struct uhci_hcd *uhci, struct usb_device *dev) +static struct uhci_td *uhci_alloc_td(struct uhci_hcd *uhci) { dma_addr_t dma_handle; struct uhci_td *td; @@ -61,14 +63,11 @@ static struct uhci_td *uhci_alloc_td(struct uhci_hcd *uhci, struct usb_device *d td->buffer = 0; td->frame = -1; - td->dev = dev; INIT_LIST_HEAD(&td->list); INIT_LIST_HEAD(&td->remove_list); INIT_LIST_HEAD(&td->fl_list); - usb_get_dev(dev); - return td; } @@ -168,13 +167,10 @@ static void uhci_free_td(struct uhci_hcd *uhci, struct uhci_td *td) if (!list_empty(&td->fl_list)) dev_warn(uhci_dev(uhci), "td %p still in fl_list!\n", td); - if (td->dev) - usb_put_dev(td->dev); - dma_pool_free(uhci->td_pool, td, td->dma_handle); } -static struct uhci_qh *uhci_alloc_qh(struct uhci_hcd *uhci, struct usb_device *dev) +static struct uhci_qh *uhci_alloc_qh(struct uhci_hcd *uhci) { dma_addr_t dma_handle; struct uhci_qh *qh; @@ -188,14 +184,11 @@ static struct uhci_qh *uhci_alloc_qh(struct uhci_hcd *uhci, struct usb_device *d qh->element = UHCI_PTR_TERM; qh->link = UHCI_PTR_TERM; - qh->dev = dev; qh->urbp = NULL; INIT_LIST_HEAD(&qh->list); INIT_LIST_HEAD(&qh->remove_list); - usb_get_dev(dev); - return qh; } @@ -206,9 +199,6 @@ static void uhci_free_qh(struct uhci_hcd *uhci, struct uhci_qh *qh) if (!list_empty(&qh->remove_list)) dev_warn(uhci_dev(uhci), "qh %p still in remove_list!\n", qh); - if (qh->dev) - usb_put_dev(qh->dev); - dma_pool_free(uhci->qh_pool, qh, qh->dma_handle); } @@ -597,7 +587,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb, struct ur /* * Build the TD for the control request setup packet */ - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -626,7 +616,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb, struct ur if (pktsze > maxsze) pktsze = maxsze; - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -644,7 +634,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb, struct ur /* * Build the final TD for control status */ - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -666,7 +656,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb, struct ur uhci_fill_td(td, status | TD_CTRL_IOC, destination | uhci_explen(UHCI_NULL_DATA_SIZE), 0); - qh = uhci_alloc_qh(uhci, urb->dev); + qh = uhci_alloc_qh(uhci); if (!qh) return -ENOMEM; @@ -865,7 +855,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb, struct urb status &= ~TD_CTRL_SPD; } - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -891,7 +881,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb, struct urb */ if (usb_pipeout(urb->pipe) && (urb->transfer_flags & URB_ZERO_PACKET) && !len && urb->transfer_buffer_length) { - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -913,7 +903,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb, struct urb * flag setting. */ td->status |= cpu_to_le32(TD_CTRL_IOC); - qh = uhci_alloc_qh(uhci, urb->dev); + qh = uhci_alloc_qh(uhci); if (!qh) return -ENOMEM; @@ -1096,7 +1086,7 @@ static int uhci_submit_isochronous(struct uhci_hcd *uhci, struct urb *urb) if (!urb->iso_frame_desc[i].length) continue; - td = uhci_alloc_td(uhci, urb->dev); + td = uhci_alloc_td(uhci); if (!td) return -ENOMEM; @@ -1497,6 +1487,7 @@ static void uhci_scan_schedule(struct uhci_hcd *uhci, struct pt_regs *regs) rescan: uhci->need_rescan = 0; + uhci_clear_next_interrupt(uhci); uhci_get_current_frame_number(uhci); if (uhci->frame_number + uhci->is_stopped != uhci->qh_remove_age) @@ -1537,3 +1528,26 @@ static void uhci_scan_schedule(struct uhci_hcd *uhci, struct pt_regs *regs) /* Wake up anyone waiting for an URB to complete */ wake_up_all(&uhci->waitqh); } + +static void check_fsbr(struct uhci_hcd *uhci) +{ + struct urb_priv *up; + + list_for_each_entry(up, &uhci->urb_list, urb_list) { + struct urb *u = up->urb; + + spin_lock(&u->lock); + + /* Check if the FSBR timed out */ + if (up->fsbr && !up->fsbr_timeout && time_after_eq(jiffies, up->fsbrtime + IDLE_TIMEOUT)) + uhci_fsbr_timeout(uhci, u); + + spin_unlock(&u->lock); + } + + /* Really disable FSBR */ + if (!uhci->fsbr && uhci->fsbrtimeout && time_after_eq(jiffies, uhci->fsbrtimeout)) { + uhci->fsbrtimeout = 0; + uhci->skel_term_qh->link = UHCI_PTR_TERM; + } +} diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig index d28e7ea..fd59f6b 100644 --- a/drivers/usb/input/Kconfig +++ b/drivers/usb/input/Kconfig @@ -151,6 +151,18 @@ config USB_WACOM To compile this driver as a module, choose M here: the module will be called wacom. +config USB_ACECAD + tristate "Acecad Flair tablet support" + depends on USB && INPUT + help + Say Y here if you want to use the USB version of the Acecad Flair + tablet. Make sure to say Y to "Mouse support" + (CONFIG_INPUT_MOUSEDEV) and/or "Event interface support" + (CONFIG_INPUT_EVDEV) as well. + + To compile this driver as a module, choose M here: the + module will be called acecad. + config USB_KBTAB tristate "KB Gear JamStudio tablet support" depends on USB && INPUT @@ -190,6 +202,18 @@ config USB_MTOUCH To compile this driver as a module, choose M here: the module will be called mtouchusb. +config USB_ITMTOUCH + tristate "ITM Touch USB Touchscreen Driver" + depends on USB && INPUT + ---help--- + Say Y here if you want to use a ITM Touch USB + Touchscreen controller. + + This touchscreen is used in LG 1510SF monitors. + + To compile this driver as a module, choose M here: the + module will be called itmtouch. + config USB_EGALAX tristate "eGalax TouchKit USB Touchscreen Driver" depends on USB && INPUT diff --git a/drivers/usb/input/Makefile b/drivers/usb/input/Makefile index 6bcedd1..831b2b0 100644 --- a/drivers/usb/input/Makefile +++ b/drivers/usb/input/Makefile @@ -33,7 +33,9 @@ obj-$(CONFIG_USB_KBD) += usbkbd.o obj-$(CONFIG_USB_KBTAB) += kbtab.o obj-$(CONFIG_USB_MOUSE) += usbmouse.o obj-$(CONFIG_USB_MTOUCH) += mtouchusb.o +obj-$(CONFIG_USB_ITMTOUCH) += itmtouch.o obj-$(CONFIG_USB_EGALAX) += touchkitusb.o obj-$(CONFIG_USB_POWERMATE) += powermate.o obj-$(CONFIG_USB_WACOM) += wacom.o +obj-$(CONFIG_USB_ACECAD) += acecad.o obj-$(CONFIG_USB_XPAD) += xpad.o diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c new file mode 100644 index 0000000..ebcf7c9 --- /dev/null +++ b/drivers/usb/input/acecad.c @@ -0,0 +1,285 @@ +/* + * Copyright (c) 2001-2005 Edouard TISSERANT <edouard.tisserant@wanadoo.fr> + * Copyright (c) 2004-2005 Stephane VOLTZ <svoltz@numericable.fr> + * + * USB Acecad "Acecad Flair" tablet support + * + * Changelog: + * v3.2 - Added sysfs support + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/usb.h> + +/* + * Version Information + */ +#define DRIVER_VERSION "v3.2" +#define DRIVER_DESC "USB Acecad Flair tablet driver" +#define DRIVER_LICENSE "GPL" +#define DRIVER_AUTHOR "Edouard TISSERANT <edouard.tisserant@wanadoo.fr>" + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE(DRIVER_LICENSE); + +#define USB_VENDOR_ID_ACECAD 0x0460 +#define USB_DEVICE_ID_FLAIR 0x0004 +#define USB_DEVICE_ID_302 0x0008 + +struct usb_acecad { + char name[128]; + char phys[64]; + struct usb_device *usbdev; + struct input_dev dev; + struct urb *irq; + + signed char *data; + dma_addr_t data_dma; +}; + +static void usb_acecad_irq(struct urb *urb, struct pt_regs *regs) +{ + struct usb_acecad *acecad = urb->context; + unsigned char *data = acecad->data; + struct input_dev *dev = &acecad->dev; + int prox, status; + + switch (urb->status) { + case 0: + /* success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + goto resubmit; + } + + prox = (data[0] & 0x04) >> 2; + input_report_key(dev, BTN_TOOL_PEN, prox); + + if (prox) { + int x = data[1] | (data[2] << 8); + int y = data[3] | (data[4] << 8); + /*Pressure should compute the same way for flair and 302*/ + int pressure = data[5] | ((int)data[6] << 8); + int touch = data[0] & 0x01; + int stylus = (data[0] & 0x10) >> 4; + int stylus2 = (data[0] & 0x20) >> 5; + input_report_abs(dev, ABS_X, x); + input_report_abs(dev, ABS_Y, y); + input_report_abs(dev, ABS_PRESSURE, pressure); + input_report_key(dev, BTN_TOUCH, touch); + input_report_key(dev, BTN_STYLUS, stylus); + input_report_key(dev, BTN_STYLUS2, stylus2); + } + + /* event termination */ + input_sync(dev); + +resubmit: + status = usb_submit_urb (urb, GFP_ATOMIC); + if (status) + err ("can't resubmit intr, %s-%s/input0, status %d", + acecad->usbdev->bus->bus_name, acecad->usbdev->devpath, status); +} + +static int usb_acecad_open(struct input_dev *dev) +{ + struct usb_acecad *acecad = dev->private; + + acecad->irq->dev = acecad->usbdev; + if (usb_submit_urb(acecad->irq, GFP_KERNEL)) + return -EIO; + + return 0; +} + +static void usb_acecad_close(struct input_dev *dev) +{ + struct usb_acecad *acecad = dev->private; + + usb_kill_urb(acecad->irq); +} + +static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct usb_device *dev = interface_to_usbdev(intf); + struct usb_host_interface *interface = intf->cur_altsetting; + struct usb_endpoint_descriptor *endpoint; + struct usb_acecad *acecad; + int pipe, maxp; + char path[64]; + + if (interface->desc.bNumEndpoints != 1) + return -ENODEV; + + endpoint = &interface->endpoint[0].desc; + + if (!(endpoint->bEndpointAddress & 0x80)) + return -ENODEV; + + if ((endpoint->bmAttributes & 3) != 3) + return -ENODEV; + + pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); + maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); + + acecad = kcalloc(1, sizeof(struct usb_acecad), GFP_KERNEL); + if (!acecad) + return -ENOMEM; + + acecad->data = usb_buffer_alloc(dev, 8, SLAB_KERNEL, &acecad->data_dma); + if (!acecad->data) + goto fail1; + + acecad->irq = usb_alloc_urb(0, GFP_KERNEL); + if (!acecad->irq) + goto fail2; + + if (dev->manufacturer) + strlcpy(acecad->name, dev->manufacturer, sizeof(acecad->name)); + + if (dev->product) { + if (dev->manufacturer) + strlcat(acecad->name, " ", sizeof(acecad->name)); + strlcat(acecad->name, dev->product, sizeof(acecad->name)); + } + + usb_make_path(dev, path, sizeof(path)); + snprintf(acecad->phys, sizeof(acecad->phys), "%s/input0", path); + + acecad->usbdev = dev; + + acecad->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + acecad->dev.absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE); + acecad->dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); + acecad->dev.keybit[LONG(BTN_DIGI)] = BIT(BTN_TOOL_PEN) |BIT(BTN_TOUCH) | BIT(BTN_STYLUS) | BIT(BTN_STYLUS2); + + switch (id->driver_info) { + case 0: + acecad->dev.absmax[ABS_X] = 5000; + acecad->dev.absmax[ABS_Y] = 3750; + acecad->dev.absmax[ABS_PRESSURE] = 512; + if (!strlen(acecad->name)) + snprintf(acecad->name, sizeof(acecad->name), + "USB Acecad Flair Tablet %04x:%04x", + dev->descriptor.idVendor, dev->descriptor.idProduct); + break; + case 1: + acecad->dev.absmax[ABS_X] = 3000; + acecad->dev.absmax[ABS_Y] = 2250; + acecad->dev.absmax[ABS_PRESSURE] = 1024; + if (!strlen(acecad->name)) + snprintf(acecad->name, sizeof(acecad->name), + "USB Acecad 302 Tablet %04x:%04x", + dev->descriptor.idVendor, dev->descriptor.idProduct); + break; + } + + acecad->dev.absfuzz[ABS_X] = 4; + acecad->dev.absfuzz[ABS_Y] = 4; + + acecad->dev.private = acecad; + acecad->dev.open = usb_acecad_open; + acecad->dev.close = usb_acecad_close; + + acecad->dev.name = acecad->name; + acecad->dev.phys = acecad->phys; + acecad->dev.id.bustype = BUS_USB; + acecad->dev.id.vendor = le16_to_cpu(dev->descriptor.idVendor); + acecad->dev.id.product = le16_to_cpu(dev->descriptor.idProduct); + acecad->dev.id.version = le16_to_cpu(dev->descriptor.bcdDevice); + acecad->dev.dev = &intf->dev; + + usb_fill_int_urb(acecad->irq, dev, pipe, + acecad->data, maxp > 8 ? 8 : maxp, + usb_acecad_irq, acecad, endpoint->bInterval); + acecad->irq->transfer_dma = acecad->data_dma; + acecad->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + input_register_device(&acecad->dev); + + printk(KERN_INFO "input: %s with packet size %d on %s\n", + acecad->name, maxp, path); + + usb_set_intfdata(intf, acecad); + + return 0; + + fail2: usb_buffer_free(dev, 8, acecad->data, acecad->data_dma); + fail1: kfree(acecad); + return -ENOMEM; +} + +static void usb_acecad_disconnect(struct usb_interface *intf) +{ + struct usb_acecad *acecad = usb_get_intfdata(intf); + + usb_set_intfdata(intf, NULL); + if (acecad) { + usb_kill_urb(acecad->irq); + input_unregister_device(&acecad->dev); + usb_free_urb(acecad->irq); + usb_buffer_free(interface_to_usbdev(intf), 10, acecad->data, acecad->data_dma); + kfree(acecad); + } +} + +static struct usb_device_id usb_acecad_id_table [] = { + { USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_FLAIR), .driver_info = 0 }, + { USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_302), .driver_info = 1 }, + { } +}; + +MODULE_DEVICE_TABLE(usb, usb_acecad_id_table); + +static struct usb_driver usb_acecad_driver = { + .owner = THIS_MODULE, + .name = "usb_acecad", + .probe = usb_acecad_probe, + .disconnect = usb_acecad_disconnect, + .id_table = usb_acecad_id_table, +}; + +static int __init usb_acecad_init(void) +{ + int result = usb_register(&usb_acecad_driver); + if (result == 0) + info(DRIVER_VERSION ":" DRIVER_DESC); + return result; +} + +static void __exit usb_acecad_exit(void) +{ + usb_deregister(&usb_acecad_driver); +} + +module_init(usb_acecad_init); +module_exit(usb_acecad_exit); diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c index e991f7e..6bb0f25 100644 --- a/drivers/usb/input/aiptek.c +++ b/drivers/usb/input/aiptek.c @@ -1,7 +1,7 @@ /* * Native support for the Aiptek HyperPen USB Tablets * (4000U/5000U/6000U/8000U/12000U) - * + * * Copyright (c) 2001 Chris Atenasio <chris@crud.net> * Copyright (c) 2002-2004 Bryan W. Headley <bwheadley@earthlink.net> * @@ -31,7 +31,7 @@ * - Added support for the sysfs interface, deprecating the * procfs interface for 2.5.x kernel. Also added support for * Wheel command. Bryan W. Headley July-15-2003. - * v1.2 - Reworked jitter timer as a kernel thread. + * v1.2 - Reworked jitter timer as a kernel thread. * Bryan W. Headley November-28-2003/Jan-10-2004. * v1.3 - Repaired issue of kernel thread going nuts on single-processor * machines, introduced programmableDelay as a command line @@ -49,10 +49,10 @@ * NOTE: * This kernel driver is augmented by the "Aiptek" XFree86 input * driver for your X server, as well as the Gaiptek GUI Front-end - * "Tablet Manager". - * These three products are highly interactive with one another, + * "Tablet Manager". + * These three products are highly interactive with one another, * so therefore it's easier to document them all as one subsystem. - * Please visit the project's "home page", located at, + * Please visit the project's "home page", located at, * http://aiptektablet.sourceforge.net. * * This program is free software; you can redistribute it and/or modify @@ -156,7 +156,7 @@ * Command/Data Description Return Bytes Return Value * 0x10/0x00 SwitchToMouse 0 * 0x10/0x01 SwitchToTablet 0 - * 0x18/0x04 SetResolution 0 + * 0x18/0x04 SetResolution 0 * 0x12/0xFF AutoGainOn 0 * 0x17/0x00 FilterOn 0 * 0x01/0x00 GetXExtension 2 MaxX @@ -247,7 +247,7 @@ #define AIPTEK_DIAGNOSTIC_SENDING_ABSOLUTE_IN_RELATIVE 2 #define AIPTEK_DIAGNOSTIC_TOOL_DISALLOWED 3 - /* Time to wait (in ms) to help mask hand jittering + /* Time to wait (in ms) to help mask hand jittering * when pressing the stylus buttons. */ #define AIPTEK_JITTER_DELAY_DEFAULT 50 @@ -324,7 +324,6 @@ struct aiptek { struct aiptek_settings curSetting; /* tablet's current programmable */ struct aiptek_settings newSetting; /* ... and new param settings */ unsigned int ifnum; /* interface number for IO */ - int openCount; /* module use counter */ int diagnostic; /* tablet diagnostic codes */ unsigned long eventCount; /* event count */ int inDelay; /* jitter: in jitter delay? */ @@ -791,7 +790,7 @@ exit: * specific Aiptek model numbers, because there has been overlaps, * use, and reuse of id's in existing models. Certain models have * been known to use more than one ID, indicative perhaps of - * manufacturing revisions. In any event, we consider these + * manufacturing revisions. In any event, we consider these * IDs to not be model-specific nor unique. */ static const struct usb_device_id aiptek_ids[] = { @@ -814,15 +813,9 @@ static int aiptek_open(struct input_dev *inputdev) { struct aiptek *aiptek = inputdev->private; - if (aiptek->openCount++ > 0) { - return 0; - } - aiptek->urb->dev = aiptek->usbdev; - if (usb_submit_urb(aiptek->urb, GFP_KERNEL) != 0) { - aiptek->openCount--; + if (usb_submit_urb(aiptek->urb, GFP_KERNEL) != 0) return -EIO; - } return 0; } @@ -834,13 +827,11 @@ static void aiptek_close(struct input_dev *inputdev) { struct aiptek *aiptek = inputdev->private; - if (--aiptek->openCount == 0) { - usb_kill_urb(aiptek->urb); - } + usb_kill_urb(aiptek->urb); } /*********************************************************************** - * aiptek_set_report and aiptek_get_report() are borrowed from Linux 2.4.x, + * aiptek_set_report and aiptek_get_report() are borrowed from Linux 2.4.x, * where they were known as usb_set_report and usb_get_report. */ static int @@ -2252,7 +2243,6 @@ static void aiptek_disconnect(struct usb_interface *intf) AIPTEK_PACKET_LENGTH, aiptek->data, aiptek->data_dma); kfree(aiptek); - aiptek = NULL; } } diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c index 860df26..654ac45 100644 --- a/drivers/usb/input/ati_remote.c +++ b/drivers/usb/input/ati_remote.c @@ -1,15 +1,15 @@ -/* +/* * USB ATI Remote support * * Version 2.2.0 Copyright (c) 2004 Torrey Hoffman <thoffman@arnor.net> * Version 2.1.1 Copyright (c) 2002 Vladimir Dergachev * * This 2.2.0 version is a rewrite / cleanup of the 2.1.1 driver, including - * porting to the 2.6 kernel interfaces, along with other modification + * porting to the 2.6 kernel interfaces, along with other modification * to better match the style of the existing usb/input drivers. However, the * protocol and hardware handling is essentially unchanged from 2.1.1. - * - * The 2.1.1 driver was derived from the usbati_remote and usbkbd drivers by + * + * The 2.1.1 driver was derived from the usbati_remote and usbkbd drivers by * Vojtech Pavlik. * * Changes: @@ -23,64 +23,64 @@ * Added support for the "Lola" remote contributed by: * Seth Cohn <sethcohn@yahoo.com> * - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Hardware & software notes * - * These remote controls are distributed by ATI as part of their - * "All-In-Wonder" video card packages. The receiver self-identifies as a + * These remote controls are distributed by ATI as part of their + * "All-In-Wonder" video card packages. The receiver self-identifies as a * "USB Receiver" with manufacturer "X10 Wireless Technology Inc". * - * The "Lola" remote is available from X10. See: + * The "Lola" remote is available from X10. See: * http://www.x10.com/products/lola_sg1.htm * The Lola is similar to the ATI remote but has no mouse support, and slightly * different keys. * - * It is possible to use multiple receivers and remotes on multiple computers + * It is possible to use multiple receivers and remotes on multiple computers * simultaneously by configuring them to use specific channels. - * - * The RF protocol used by the remote supports 16 distinct channels, 1 to 16. - * Actually, it may even support more, at least in some revisions of the + * + * The RF protocol used by the remote supports 16 distinct channels, 1 to 16. + * Actually, it may even support more, at least in some revisions of the * hardware. * * Each remote can be configured to transmit on one channel as follows: - * - Press and hold the "hand icon" button. - * - When the red LED starts to blink, let go of the "hand icon" button. - * - When it stops blinking, input the channel code as two digits, from 01 + * - Press and hold the "hand icon" button. + * - When the red LED starts to blink, let go of the "hand icon" button. + * - When it stops blinking, input the channel code as two digits, from 01 * to 16, and press the hand icon again. - * + * * The timing can be a little tricky. Try loading the module with debug=1 * to have the kernel print out messages about the remote control number * and mask. Note: debugging prints remote numbers as zero-based hexadecimal. * * The driver has a "channel_mask" parameter. This bitmask specifies which - * channels will be ignored by the module. To mask out channels, just add + * channels will be ignored by the module. To mask out channels, just add * all the 2^channel_number values together. * * For instance, set channel_mask = 2^4 = 16 (binary 10000) to make ati_remote - * ignore signals coming from remote controls transmitting on channel 4, but + * ignore signals coming from remote controls transmitting on channel 4, but * accept all other channels. * - * Or, set channel_mask = 65533, (0xFFFD), and all channels except 1 will be + * Or, set channel_mask = 65533, (0xFFFD), and all channels except 1 will be * ignored. * - * The default is 0 (respond to all channels). Bit 0 and bits 17-32 of this + * The default is 0 (respond to all channels). Bit 0 and bits 17-32 of this * parameter are unused. * */ @@ -99,13 +99,13 @@ /* * Module and Version Information, Module Parameters */ - -#define ATI_REMOTE_VENDOR_ID 0x0bc7 -#define ATI_REMOTE_PRODUCT_ID 0x004 -#define LOLA_REMOTE_PRODUCT_ID 0x002 + +#define ATI_REMOTE_VENDOR_ID 0x0bc7 +#define ATI_REMOTE_PRODUCT_ID 0x004 +#define LOLA_REMOTE_PRODUCT_ID 0x002 #define MEDION_REMOTE_PRODUCT_ID 0x006 -#define DRIVER_VERSION "2.2.1" +#define DRIVER_VERSION "2.2.1" #define DRIVER_AUTHOR "Torrey Hoffman <thoffman@arnor.net>" #define DRIVER_DESC "ATI/X10 RF USB Remote Control" @@ -113,18 +113,18 @@ #define DATA_BUFSIZE 63 /* size of URB data buffers */ #define ATI_INPUTNUM 1 /* Which input device to register as */ -static unsigned long channel_mask = 0; +static unsigned long channel_mask; module_param(channel_mask, ulong, 0444); MODULE_PARM_DESC(channel_mask, "Bitmask of remote control channels to ignore"); -static int debug = 0; +static int debug; module_param(debug, int, 0444); MODULE_PARM_DESC(debug, "Enable extra debug messages and information"); #define dbginfo(dev, format, arg...) do { if (debug) dev_info(dev , format , ## arg); } while (0) #undef err #define err(format, arg...) printk(KERN_ERR format , ## arg) - + static struct usb_device_id ati_remote_table[] = { { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID) }, { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID) }, @@ -148,7 +148,7 @@ static char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20 }; /* Acceleration curve for directional control pad */ static char accel[] = { 1, 2, 4, 6, 9, 13, 20 }; -/* Duplicate event filtering time. +/* Duplicate event filtering time. * Sequential, identical KIND_FILTERED inputs with less than * FILTER_TIME jiffies between them are considered as repeat * events. The hardware generates 5 events for the first keypress @@ -161,10 +161,10 @@ static char accel[] = { 1, 2, 4, 6, 9, 13, 20 }; static DECLARE_MUTEX(disconnect_sem); struct ati_remote { - struct input_dev idev; + struct input_dev idev; struct usb_device *udev; struct usb_interface *interface; - + struct urb *irq_urb; struct urb *out_urb; struct usb_endpoint_descriptor *endpoint_in; @@ -174,13 +174,11 @@ struct ati_remote { dma_addr_t inbuf_dma; dma_addr_t outbuf_dma; - int open; /* open counter */ - unsigned char old_data[2]; /* Detect duplicate events */ unsigned long old_jiffies; unsigned long acc_jiffies; /* handle acceleration */ unsigned int repeat_count; - + char name[NAME_BUFSIZE]; char phys[NAME_BUFSIZE]; @@ -206,14 +204,14 @@ static struct int type; unsigned int code; int value; -} ati_remote_tbl[] = +} ati_remote_tbl[] = { /* Directional control pad axes */ {KIND_ACCEL, 0x35, 0x70, EV_REL, REL_X, -1}, /* left */ {KIND_ACCEL, 0x36, 0x71, EV_REL, REL_X, 1}, /* right */ {KIND_ACCEL, 0x37, 0x72, EV_REL, REL_Y, -1}, /* up */ {KIND_ACCEL, 0x38, 0x73, EV_REL, REL_Y, 1}, /* down */ - /* Directional control pad diagonals */ + /* Directional control pad diagonals */ {KIND_LU, 0x39, 0x74, EV_REL, 0, 0}, /* left up */ {KIND_RU, 0x3a, 0x75, EV_REL, 0, 0}, /* right up */ {KIND_LD, 0x3c, 0x77, EV_REL, 0, 0}, /* left down */ @@ -225,7 +223,7 @@ static struct {KIND_LITERAL, 0x41, 0x7c, EV_KEY, BTN_RIGHT, 1},/* right btn down */ {KIND_LITERAL, 0x42, 0x7d, EV_KEY, BTN_RIGHT, 0},/* right btn up */ - /* Artificial "doubleclick" events are generated by the hardware. + /* Artificial "doubleclick" events are generated by the hardware. * They are mapped to the "side" and "extra" mouse buttons here. */ {KIND_FILTERED, 0x3f, 0x7a, EV_KEY, BTN_SIDE, 1}, /* left dblclick */ {KIND_FILTERED, 0x43, 0x7e, EV_KEY, BTN_EXTRA, 1},/* right dblclick */ @@ -273,15 +271,15 @@ static struct {KIND_FILTERED, 0xea, 0x25, EV_KEY, KEY_PLAY, 1}, /* ( >) */ {KIND_FILTERED, 0xe9, 0x24, EV_KEY, KEY_REWIND, 1}, /* (<<) */ {KIND_FILTERED, 0xeb, 0x26, EV_KEY, KEY_FORWARD, 1}, /* (>>) */ - {KIND_FILTERED, 0xed, 0x28, EV_KEY, KEY_STOP, 1}, /* ([]) */ + {KIND_FILTERED, 0xed, 0x28, EV_KEY, KEY_STOP, 1}, /* ([]) */ {KIND_FILTERED, 0xee, 0x29, EV_KEY, KEY_PAUSE, 1}, /* ('') */ {KIND_FILTERED, 0xf0, 0x2b, EV_KEY, KEY_PREVIOUS, 1}, /* (<-) */ {KIND_FILTERED, 0xef, 0x2a, EV_KEY, KEY_NEXT, 1}, /* (>+) */ {KIND_FILTERED, 0xf2, 0x2D, EV_KEY, KEY_INFO, 1}, /* PLAYING */ {KIND_FILTERED, 0xf3, 0x2E, EV_KEY, KEY_HOME, 1}, /* TOP */ {KIND_FILTERED, 0xf4, 0x2F, EV_KEY, KEY_END, 1}, /* END */ - {KIND_FILTERED, 0xf5, 0x30, EV_KEY, KEY_SELECT, 1}, /* SELECT */ - + {KIND_FILTERED, 0xf5, 0x30, EV_KEY, KEY_SELECT, 1}, /* SELECT */ + {KIND_END, 0x00, 0x00, EV_MAX + 1, 0, 0} }; @@ -315,7 +313,7 @@ static void ati_remote_dump(unsigned char *data, unsigned int len) if ((len == 1) && (data[0] != (unsigned char)0xff) && (data[0] != 0x00)) warn("Weird byte 0x%02x", data[0]); else if (len == 4) - warn("Weird key %02x %02x %02x %02x", + warn("Weird key %02x %02x %02x %02x", data[0], data[1], data[2], data[3]); else warn("Weird data, len=%d %02x %02x %02x %02x %02x %02x ...", @@ -328,25 +326,16 @@ static void ati_remote_dump(unsigned char *data, unsigned int len) static int ati_remote_open(struct input_dev *inputdev) { struct ati_remote *ati_remote = inputdev->private; - int retval = 0; - - down(&disconnect_sem); - - if (ati_remote->open++) - goto exit; /* On first open, submit the read urb which was set up previously. */ ati_remote->irq_urb->dev = ati_remote->udev; if (usb_submit_urb(ati_remote->irq_urb, GFP_KERNEL)) { - dev_err(&ati_remote->interface->dev, + dev_err(&ati_remote->interface->dev, "%s: usb_submit_urb failed!\n", __FUNCTION__); - ati_remote->open--; - retval = -EIO; + return -EIO; } -exit: - up(&disconnect_sem); - return retval; + return 0; } /* @@ -355,9 +344,8 @@ exit: static void ati_remote_close(struct input_dev *inputdev) { struct ati_remote *ati_remote = inputdev->private; - - if (!--ati_remote->open) - usb_kill_urb(ati_remote->irq_urb); + + usb_kill_urb(ati_remote->irq_urb); } /* @@ -366,13 +354,13 @@ static void ati_remote_close(struct input_dev *inputdev) static void ati_remote_irq_out(struct urb *urb, struct pt_regs *regs) { struct ati_remote *ati_remote = urb->context; - + if (urb->status) { dev_dbg(&ati_remote->interface->dev, "%s: status %d\n", __FUNCTION__, urb->status); return; } - + ati_remote->send_flags |= SEND_FLAG_COMPLETE; wmb(); wake_up(&ati_remote->wait); @@ -380,16 +368,16 @@ static void ati_remote_irq_out(struct urb *urb, struct pt_regs *regs) /* * ati_remote_sendpacket - * + * * Used to send device initialization strings */ static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd, unsigned char *data) { int retval = 0; - + /* Set up out_urb */ memcpy(ati_remote->out_urb->transfer_buffer + 1, data, LO(cmd)); - ((char *) ati_remote->out_urb->transfer_buffer)[0] = HI(cmd); + ((char *) ati_remote->out_urb->transfer_buffer)[0] = HI(cmd); ati_remote->out_urb->transfer_buffer_length = LO(cmd) + 1; ati_remote->out_urb->dev = ati_remote->udev; @@ -397,17 +385,17 @@ static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd, unsigne retval = usb_submit_urb(ati_remote->out_urb, GFP_ATOMIC); if (retval) { - dev_dbg(&ati_remote->interface->dev, + dev_dbg(&ati_remote->interface->dev, "sendpacket: usb_submit_urb failed: %d\n", retval); return retval; } wait_event_timeout(ati_remote->wait, ((ati_remote->out_urb->status != -EINPROGRESS) || - (ati_remote->send_flags & SEND_FLAG_COMPLETE)), + (ati_remote->send_flags & SEND_FLAG_COMPLETE)), HZ); usb_kill_urb(ati_remote->out_urb); - + return retval; } @@ -419,15 +407,15 @@ static int ati_remote_event_lookup(int rem, unsigned char d1, unsigned char d2) int i; for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) { - /* - * Decide if the table entry matches the remote input. + /* + * Decide if the table entry matches the remote input. */ if ((((ati_remote_tbl[i].data1 & 0x0f) == (d1 & 0x0f))) && - ((((ati_remote_tbl[i].data1 >> 4) - - (d1 >> 4) + rem) & 0x0f) == 0x0f) && + ((((ati_remote_tbl[i].data1 >> 4) - + (d1 >> 4) + rem) & 0x0f) == 0x0f) && (ati_remote_tbl[i].data2 == d2)) return i; - + } return -1; } @@ -435,16 +423,16 @@ static int ati_remote_event_lookup(int rem, unsigned char d1, unsigned char d2) /* * ati_remote_report_input */ -static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) +static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) { struct ati_remote *ati_remote = urb->context; unsigned char *data= ati_remote->inbuf; - struct input_dev *dev = &ati_remote->idev; + struct input_dev *dev = &ati_remote->idev; int index, acc; int remote_num; - + /* Deal with strange looking inputs */ - if ( (urb->actual_length != 4) || (data[0] != 0x14) || + if ( (urb->actual_length != 4) || (data[0] != 0x14) || ((data[3] & 0x0f) != 0x00) ) { ati_remote_dump(data, urb->actual_length); return; @@ -453,7 +441,7 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) /* Mask unwanted remote channels. */ /* note: remote_num is 0-based, channel 1 on remote == 0 here */ remote_num = (data[3] >> 4) & 0x0f; - if (channel_mask & (1 << (remote_num + 1))) { + if (channel_mask & (1 << (remote_num + 1))) { dbginfo(&ati_remote->interface->dev, "Masked input from channel 0x%02x: data %02x,%02x, mask= 0x%02lx\n", remote_num, data[1], data[2], channel_mask); @@ -463,37 +451,36 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) /* Look up event code index in translation table */ index = ati_remote_event_lookup(remote_num, data[1], data[2]); if (index < 0) { - dev_warn(&ati_remote->interface->dev, - "Unknown input from channel 0x%02x: data %02x,%02x\n", + dev_warn(&ati_remote->interface->dev, + "Unknown input from channel 0x%02x: data %02x,%02x\n", remote_num, data[1], data[2]); return; - } - dbginfo(&ati_remote->interface->dev, + } + dbginfo(&ati_remote->interface->dev, "channel 0x%02x; data %02x,%02x; index %d; keycode %d\n", remote_num, data[1], data[2], index, ati_remote_tbl[index].code); - + if (ati_remote_tbl[index].kind == KIND_LITERAL) { input_regs(dev, regs); input_event(dev, ati_remote_tbl[index].type, ati_remote_tbl[index].code, ati_remote_tbl[index].value); input_sync(dev); - + ati_remote->old_jiffies = jiffies; return; } - + if (ati_remote_tbl[index].kind == KIND_FILTERED) { /* Filter duplicate events which happen "too close" together. */ - if ((ati_remote->old_data[0] == data[1]) && - (ati_remote->old_data[1] == data[2]) && - ((ati_remote->old_jiffies + FILTER_TIME) > jiffies)) { + if ((ati_remote->old_data[0] == data[1]) && + (ati_remote->old_data[1] == data[2]) && + ((ati_remote->old_jiffies + FILTER_TIME) > jiffies)) { ati_remote->repeat_count++; - } - else { + } else { ati_remote->repeat_count = 0; } - + ati_remote->old_data[0] = data[1]; ati_remote->old_data[1] = data[2]; ati_remote->old_jiffies = jiffies; @@ -501,7 +488,7 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) if ((ati_remote->repeat_count > 0) && (ati_remote->repeat_count < 5)) return; - + input_regs(dev, regs); input_event(dev, ati_remote_tbl[index].type, @@ -511,13 +498,13 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) input_sync(dev); return; - } - - /* + } + + /* * Other event kinds are from the directional control pad, and have an * acceleration factor applied to them. Without this acceleration, the * control pad is mostly unusable. - * + * * If elapsed time since last event is > 1/4 second, user "stopped", * so reset acceleration. Otherwise, user is probably holding the control * pad down, so we increase acceleration, ramping up over two seconds to @@ -559,7 +546,7 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs) input_report_rel(dev, REL_Y, acc); break; default: - dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n", + dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n", ati_remote_tbl[index].kind); } input_sync(dev); @@ -586,12 +573,12 @@ static void ati_remote_irq_in(struct urb *urb, struct pt_regs *regs) case -ESHUTDOWN: dev_dbg(&ati_remote->interface->dev, "%s: urb error status, unlink? \n", __FUNCTION__); - return; + return; default: /* error */ - dev_dbg(&ati_remote->interface->dev, "%s: Nonzero urb status %d\n", + dev_dbg(&ati_remote->interface->dev, "%s: Nonzero urb status %d\n", __FUNCTION__, urb->status); } - + retval = usb_submit_urb(urb, SLAB_ATOMIC); if (retval) dev_err(&ati_remote->interface->dev, "%s: usb_submit_urb()=%d\n", @@ -603,8 +590,6 @@ static void ati_remote_irq_in(struct urb *urb, struct pt_regs *regs) */ static void ati_remote_delete(struct ati_remote *ati_remote) { - if (!ati_remote) return; - if (ati_remote->irq_urb) usb_kill_urb(ati_remote->irq_urb); @@ -614,16 +599,16 @@ static void ati_remote_delete(struct ati_remote *ati_remote) input_unregister_device(&ati_remote->idev); if (ati_remote->inbuf) - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, ati_remote->inbuf, ati_remote->inbuf_dma); - + if (ati_remote->outbuf) - usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, + usb_buffer_free(ati_remote->udev, DATA_BUFSIZE, ati_remote->outbuf, ati_remote->outbuf_dma); - + if (ati_remote->irq_urb) usb_free_urb(ati_remote->irq_urb); - + if (ati_remote->out_urb) usb_free_urb(ati_remote->out_urb); @@ -636,51 +621,52 @@ static void ati_remote_input_init(struct ati_remote *ati_remote) int i; idev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - idev->keybit[LONG(BTN_MOUSE)] = ( BIT(BTN_LEFT) | BIT(BTN_RIGHT) | + idev->keybit[LONG(BTN_MOUSE)] = ( BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_SIDE) | BIT(BTN_EXTRA) ); idev->relbit[0] = BIT(REL_X) | BIT(REL_Y); for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) if (ati_remote_tbl[i].type == EV_KEY) set_bit(ati_remote_tbl[i].code, idev->keybit); - + idev->private = ati_remote; idev->open = ati_remote_open; idev->close = ati_remote_close; - + idev->name = ati_remote->name; idev->phys = ati_remote->phys; - - idev->id.bustype = BUS_USB; + + idev->id.bustype = BUS_USB; idev->id.vendor = le16_to_cpu(ati_remote->udev->descriptor.idVendor); idev->id.product = le16_to_cpu(ati_remote->udev->descriptor.idProduct); idev->id.version = le16_to_cpu(ati_remote->udev->descriptor.bcdDevice); + idev->dev = &(ati_remote->udev->dev); } static int ati_remote_initialize(struct ati_remote *ati_remote) { struct usb_device *udev = ati_remote->udev; int pipe, maxp; - + init_waitqueue_head(&ati_remote->wait); /* Set up irq_urb */ pipe = usb_rcvintpipe(udev, ati_remote->endpoint_in->bEndpointAddress); maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe)); maxp = (maxp > DATA_BUFSIZE) ? DATA_BUFSIZE : maxp; - - usb_fill_int_urb(ati_remote->irq_urb, udev, pipe, ati_remote->inbuf, - maxp, ati_remote_irq_in, ati_remote, + + usb_fill_int_urb(ati_remote->irq_urb, udev, pipe, ati_remote->inbuf, + maxp, ati_remote_irq_in, ati_remote, ati_remote->endpoint_in->bInterval); ati_remote->irq_urb->transfer_dma = ati_remote->inbuf_dma; ati_remote->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - + /* Set up out_urb */ pipe = usb_sndintpipe(udev, ati_remote->endpoint_out->bEndpointAddress); maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe)); maxp = (maxp > DATA_BUFSIZE) ? DATA_BUFSIZE : maxp; - usb_fill_int_urb(ati_remote->out_urb, udev, pipe, ati_remote->outbuf, - maxp, ati_remote_irq_out, ati_remote, + usb_fill_int_urb(ati_remote->out_urb, udev, pipe, ati_remote->outbuf, + maxp, ati_remote_irq_out, ati_remote, ati_remote->endpoint_out->bInterval); ati_remote->out_urb->transfer_dma = ati_remote->outbuf_dma; ati_remote->out_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; @@ -688,11 +674,11 @@ static int ati_remote_initialize(struct ati_remote *ati_remote) /* send initialization strings */ if ((ati_remote_sendpacket(ati_remote, 0x8004, init1)) || (ati_remote_sendpacket(ati_remote, 0x8007, init2))) { - dev_err(&ati_remote->interface->dev, + dev_err(&ati_remote->interface->dev, "Initializing ati_remote hardware failed.\n"); return 1; } - + return 0; } @@ -769,7 +755,7 @@ static int ati_remote_probe(struct usb_interface *interface, const struct usb_de if (!strlen(ati_remote->name)) sprintf(ati_remote->name, DRIVER_DESC "(%04x,%04x)", - le16_to_cpu(ati_remote->udev->descriptor.idVendor), + le16_to_cpu(ati_remote->udev->descriptor.idVendor), le16_to_cpu(ati_remote->udev->descriptor.idProduct)); /* Device Hardware Initialization - fills in ati_remote->idev from udev. */ @@ -781,11 +767,11 @@ static int ati_remote_probe(struct usb_interface *interface, const struct usb_de ati_remote_input_init(ati_remote); input_register_device(&ati_remote->idev); - dev_info(&ati_remote->interface->dev, "Input registered: %s on %s\n", + dev_info(&ati_remote->interface->dev, "Input registered: %s on %s\n", ati_remote->name, path); usb_set_intfdata(interface, ati_remote); - + error: if (retval) ati_remote_delete(ati_remote); @@ -800,18 +786,14 @@ static void ati_remote_disconnect(struct usb_interface *interface) { struct ati_remote *ati_remote; - down(&disconnect_sem); - ati_remote = usb_get_intfdata(interface); usb_set_intfdata(interface, NULL); if (!ati_remote) { warn("%s - null device?\n", __FUNCTION__); return; } - - ati_remote_delete(ati_remote); - up(&disconnect_sem); + ati_remote_delete(ati_remote); } /* @@ -820,7 +802,7 @@ static void ati_remote_disconnect(struct usb_interface *interface) static int __init ati_remote_init(void) { int result; - + result = usb_register(&ati_remote_driver); if (result) err("usb_register error #%d\n", result); @@ -838,8 +820,8 @@ static void __exit ati_remote_exit(void) usb_deregister(&ati_remote_driver); } -/* - * module specification +/* + * module specification */ module_init(ati_remote_init); diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index 740dec1..100b49bd 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -232,7 +232,7 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign report->size += parser->global.report_size * parser->global.report_count; if (!parser->local.usage_index) /* Ignore padding fields */ - return 0; + return 0; usages = max_t(int, parser->local.usage_index, parser->global.report_count); @@ -765,7 +765,7 @@ static __inline__ __u32 s32ton(__s32 value, unsigned n) static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n) { report += (offset >> 5) << 2; offset &= 31; - return (le64_to_cpu(get_unaligned((__le64*)report)) >> offset) & ((1 << n) - 1); + return (le64_to_cpu(get_unaligned((__le64*)report)) >> offset) & ((1ULL << n) - 1); } static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value) @@ -1233,6 +1233,13 @@ int hid_wait_io(struct hid_device *hid) return 0; } +static int hid_set_idle(struct usb_device *dev, int ifnum, int report, int idle) +{ + return usb_control_msg(dev, usb_sndctrlpipe(dev, 0), + HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, (idle << 8) | report, + ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT); +} + static int hid_get_class_descriptor(struct usb_device *dev, int ifnum, unsigned char type, void *buf, int size) { @@ -1301,10 +1308,6 @@ void hid_init_reports(struct hid_device *hid) if (err) warn("timeout initializing reports\n"); - - usb_control_msg(hid->dev, usb_sndctrlpipe(hid->dev, 0), - HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, 0, - hid->ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT); } #define USB_VENDOR_ID_WACOM 0x056a @@ -1318,6 +1321,10 @@ void hid_init_reports(struct hid_device *hid) #define USB_DEVICE_ID_WACOM_INTUOS3 0x00B0 #define USB_DEVICE_ID_WACOM_CINTIQ 0x003F +#define USB_VENDOR_ID_ACECAD 0x0460 +#define USB_DEVICE_ID_ACECAD_FLAIR 0x0004 +#define USB_DEVICE_ID_ACECAD_302 0x0008 + #define USB_VENDOR_ID_KBGEAR 0x084e #define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001 @@ -1502,6 +1509,9 @@ static struct hid_blacklist { { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20, HID_QUIRK_IGNORE }, + { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE }, + { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE }, + { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET }, @@ -1590,6 +1600,8 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) return NULL; } + hid_set_idle(dev, interface->desc.bInterfaceNumber, 0, 0); + if ((n = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, HID_DT_REPORT, rdesc, rsize)) < 0) { dbg("reading report descriptor failed"); kfree(rdesc); @@ -1635,7 +1647,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) /* Change the polling interval of mice. */ if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0) interval = hid_mousepoll_interval; - + if (endpoint->bEndpointAddress & USB_DIR_IN) { if (hid->urbin) continue; diff --git a/drivers/usb/input/hid-debug.h b/drivers/usb/input/hid-debug.h index 2b91705..52437e5 100644 --- a/drivers/usb/input/hid-debug.h +++ b/drivers/usb/input/hid-debug.h @@ -67,7 +67,7 @@ static const struct hid_usage_entry hid_usage_table[] = { {0, 0x44, "Vbry"}, {0, 0x45, "Vbrz"}, {0, 0x46, "Vno"}, - {0, 0x80, "SystemControl"}, + {0, 0x80, "SystemControl"}, {0, 0x81, "SystemPowerDown"}, {0, 0x82, "SystemSleep"}, {0, 0x83, "SystemWakeUp"}, @@ -347,7 +347,7 @@ __inline__ static void tab(int n) { static void hid_dump_field(struct hid_field *field, int n) { int j; - + if (field->physical) { tab(n); printk("Physical("); @@ -408,7 +408,7 @@ static void hid_dump_field(struct hid_field *field, int n) { printk("%s", units[sys][i]); if(nibble != 1) { /* This is a _signed_ nibble(!) */ - + int val = nibble & 0x7; if(nibble & 0x08) val = -((0x7 & ~val) +1); @@ -443,7 +443,7 @@ static void __attribute__((unused)) hid_dump_device(struct hid_device *device) { struct list_head *list; unsigned i,k; static char *table[] = {"INPUT", "OUTPUT", "FEATURE"}; - + for (i = 0; i < HID_REPORT_TYPES; i++) { report_enum = device->report_enum + i; list = report_enum->report_list.next; @@ -664,8 +664,8 @@ static char *keys[KEY_MAX + 1] = { static char *relatives[REL_MAX + 1] = { [REL_X] = "X", [REL_Y] = "Y", [REL_Z] = "Z", [REL_HWHEEL] = "HWheel", - [REL_DIAL] = "Dial", [REL_WHEEL] = "Wheel", - [REL_MISC] = "Misc", + [REL_DIAL] = "Dial", [REL_WHEEL] = "Wheel", + [REL_MISC] = "Misc", }; static char *absolutes[ABS_MAX + 1] = { @@ -690,9 +690,9 @@ static char *misc[MSC_MAX + 1] = { }; static char *leds[LED_MAX + 1] = { - [LED_NUML] = "NumLock", [LED_CAPSL] = "CapsLock", + [LED_NUML] = "NumLock", [LED_CAPSL] = "CapsLock", [LED_SCROLLL] = "ScrollLock", [LED_COMPOSE] = "Compose", - [LED_KANA] = "Kana", [LED_SLEEP] = "Sleep", + [LED_KANA] = "Kana", [LED_SLEEP] = "Sleep", [LED_SUSPEND] = "Suspend", [LED_MUTE] = "Mute", [LED_MISC] = "Misc", }; diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c index 5553c35..9ac1e90 100644 --- a/drivers/usb/input/hid-input.c +++ b/drivers/usb/input/hid-input.c @@ -164,7 +164,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_GD_X: case HID_GD_Y: case HID_GD_Z: case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: - if (field->flags & HID_MAIN_ITEM_RELATIVE) + if (field->flags & HID_MAIN_ITEM_RELATIVE) map_rel(usage->hid & 0xf); else map_abs(usage->hid & 0xf); @@ -297,7 +297,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_UP_MSVENDOR: goto ignore; - + case HID_UP_PID: set_bit(EV_FF, input->evbit); @@ -349,7 +349,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel goto ignore; if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && - (usage->type == EV_REL) && (usage->code == REL_WHEEL)) + (usage->type == EV_REL) && (usage->code == REL_WHEEL)) set_bit(REL_HWHEEL, bit); if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) @@ -365,11 +365,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel a = field->logical_minimum = 0; b = field->logical_maximum = 255; } - + if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); else input_set_abs_params(input, usage->code, a, b, 0, 0); - + } if (usage->hat_min < usage->hat_max || usage->hat_dir) { @@ -420,7 +420,7 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct return; } - if (usage->hat_min < usage->hat_max || usage->hat_dir) { + if (usage->hat_min < usage->hat_max || usage->hat_dir) { int hat_dir = usage->hat_dir; if (!hat_dir) hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; @@ -551,7 +551,7 @@ int hidinput_connect(struct hid_device *hid) for (i = 0; i < hid->maxcollection; i++) if (hid->collection[i].type == HID_COLLECTION_APPLICATION || hid->collection[i].type == HID_COLLECTION_PHYSICAL) - if (IS_INPUT_APPLICATION(hid->collection[i].usage)) + if (IS_INPUT_APPLICATION(hid->collection[i].usage)) break; if (i == hid->maxcollection) @@ -592,7 +592,7 @@ int hidinput_connect(struct hid_device *hid) for (j = 0; j < report->field[i]->maxusage; j++) hidinput_configure_usage(hidinput, report->field[i], report->field[i]->usage + j); - + if (hid->quirks & HID_QUIRK_MULTI_INPUT) { /* This will leave hidinput NULL, so that it * allocates another one if we have more inputs on diff --git a/drivers/usb/input/hid-lgff.c b/drivers/usb/input/hid-lgff.c index 0d7404b..0c4c77a 100644 --- a/drivers/usb/input/hid-lgff.c +++ b/drivers/usb/input/hid-lgff.c @@ -94,7 +94,7 @@ struct lgff_device { isn't really necessary */ unsigned long flags[1]; /* Contains various information about the - state of the driver for this device */ + state of the driver for this device */ struct timer_list timer; }; @@ -234,7 +234,7 @@ static struct hid_report* hid_lgff_duplicate_report(struct hid_report* report) kfree(ret); return NULL; } - memset(ret->field[0]->value, 0, sizeof(s32[8])); + memset(ret->field[0]->value, 0, sizeof(s32[8])); return ret; } @@ -295,11 +295,11 @@ static int hid_lgff_event(struct hid_device *hid, struct input_dev* input, unsigned long flags; if (type != EV_FF) return -EINVAL; - if (!LGFF_CHECK_OWNERSHIP(code, lgff)) return -EACCES; + if (!LGFF_CHECK_OWNERSHIP(code, lgff)) return -EACCES; if (value < 0) return -EINVAL; spin_lock_irqsave(&lgff->lock, flags); - + if (value > 0) { if (test_bit(EFFECT_STARTED, effect->flags)) { spin_unlock_irqrestore(&lgff->lock, flags); @@ -345,7 +345,7 @@ static int hid_lgff_flush(struct input_dev *dev, struct file *file) and perform ioctls on the same fd all at the same time */ if ( current->pid == lgff->effects[i].owner && test_bit(EFFECT_USED, lgff->effects[i].flags)) { - + if (hid_lgff_erase(dev, i)) warn("erase effect %d failed", i); } @@ -378,7 +378,7 @@ static int hid_lgff_upload_effect(struct input_dev* input, struct lgff_effect new; int id; unsigned long flags; - + dbg("ioctl rumble"); if (!test_bit(effect->type, input->ffbit)) return -EINVAL; @@ -441,7 +441,7 @@ static void hid_lgff_timer(unsigned long timer_data) spin_lock_irqsave(&lgff->lock, flags); - for (i=0; i<LGFF_EFFECTS; ++i) { + for (i=0; i<LGFF_EFFECTS; ++i) { struct lgff_effect* effect = lgff->effects +i; if (test_bit(EFFECT_PLAYING, effect->flags)) { @@ -491,7 +491,7 @@ static void hid_lgff_timer(unsigned long timer_data) set_bit(EFFECT_PLAYING, lgff->effects[i].flags); } } - } + } #define CLAMP(x) if (x < 0) x = 0; if (x > 0xff) x = 0xff @@ -524,5 +524,5 @@ static void hid_lgff_timer(unsigned long timer_data) add_timer(&lgff->timer); } - spin_unlock_irqrestore(&lgff->lock, flags); + spin_unlock_irqrestore(&lgff->lock, flags); } diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h index 6d9329c..c1b6b69 100644 --- a/drivers/usb/input/hid.h +++ b/drivers/usb/input/hid.h @@ -118,7 +118,7 @@ struct hid_item { #define HID_MAIN_ITEM_CONSTANT 0x001 #define HID_MAIN_ITEM_VARIABLE 0x002 #define HID_MAIN_ITEM_RELATIVE 0x004 -#define HID_MAIN_ITEM_WRAP 0x008 +#define HID_MAIN_ITEM_WRAP 0x008 #define HID_MAIN_ITEM_NONLINEAR 0x010 #define HID_MAIN_ITEM_NO_PREFERRED 0x020 #define HID_MAIN_ITEM_NULL_STATE 0x040 @@ -172,14 +172,14 @@ struct hid_item { #define HID_USAGE_PAGE 0xffff0000 #define HID_UP_UNDEFINED 0x00000000 -#define HID_UP_GENDESK 0x00010000 -#define HID_UP_KEYBOARD 0x00070000 -#define HID_UP_LED 0x00080000 -#define HID_UP_BUTTON 0x00090000 -#define HID_UP_ORDINAL 0x000a0000 +#define HID_UP_GENDESK 0x00010000 +#define HID_UP_KEYBOARD 0x00070000 +#define HID_UP_LED 0x00080000 +#define HID_UP_BUTTON 0x00090000 +#define HID_UP_ORDINAL 0x000a0000 #define HID_UP_CONSUMER 0x000c0000 -#define HID_UP_DIGITIZER 0x000d0000 -#define HID_UP_PID 0x000f0000 +#define HID_UP_DIGITIZER 0x000d0000 +#define HID_UP_PID 0x000f0000 #define HID_UP_HPVENDOR 0xff7f0000 #define HID_UP_MSVENDOR 0xff000000 @@ -406,7 +406,7 @@ struct hid_device { /* device report descriptor */ dma_addr_t outbuf_dma; /* Output buffer dma */ spinlock_t outlock; /* Output fifo spinlock */ - unsigned claimed; /* Claimed by hidinput, hiddev? */ + unsigned claimed; /* Claimed by hidinput, hiddev? */ unsigned quirks; /* Various quirks the device can pull on us */ struct list_head inputs; /* The list of inputs */ diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c index 96b7c90..4c13331 100644 --- a/drivers/usb/input/hiddev.c +++ b/drivers/usb/input/hiddev.c @@ -95,7 +95,7 @@ hiddev_lookup_report(struct hid_device *hid, struct hiddev_report_info *rinfo) return NULL; rinfo->report_id = ((struct hid_report *) list)->id; break; - + case HID_REPORT_ID_NEXT: list = (struct list_head *) report_enum->report_id_hash[rinfo->report_id & HID_REPORT_ID_MASK]; @@ -106,7 +106,7 @@ hiddev_lookup_report(struct hid_device *hid, struct hiddev_report_info *rinfo) return NULL; rinfo->report_id = ((struct hid_report *) list)->id; break; - + default: return NULL; } @@ -158,7 +158,7 @@ static void hiddev_send_event(struct hid_device *hid, if (uref->field_index != HID_FIELD_INDEX_NONE || (list->flags & HIDDEV_FLAG_REPORT) != 0) { list->buffer[list->head] = *uref; - list->head = (list->head + 1) & + list->head = (list->head + 1) & (HIDDEV_BUFFER_SIZE - 1); kill_fasync(&list->fasync, SIGIO, POLL_IN); } @@ -179,9 +179,9 @@ void hiddev_hid_event(struct hid_device *hid, struct hid_field *field, unsigned type = field->report_type; struct hiddev_usage_ref uref; - uref.report_type = + uref.report_type = (type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT : - ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT : + ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT : ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE:0)); uref.report_id = field->report->id; uref.field_index = field->index; @@ -199,9 +199,9 @@ void hiddev_report_event(struct hid_device *hid, struct hid_report *report) struct hiddev_usage_ref uref; memset(&uref, 0, sizeof(uref)); - uref.report_type = + uref.report_type = (type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT : - ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT : + ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT : ((type == HID_FEATURE_REPORT) ? HID_REPORT_TYPE_FEATURE:0)); uref.report_id = report->id; uref.field_index = HID_FIELD_INDEX_NONE; @@ -236,7 +236,7 @@ static int hiddev_release(struct inode * inode, struct file * file) *listptr = (*listptr)->next; if (!--list->hiddev->open) { - if (list->hiddev->exist) + if (list->hiddev->exist) hid_close(list->hiddev->hid); else kfree(list->hiddev); @@ -303,7 +303,7 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun if (list->head == list->tail) { add_wait_queue(&list->hiddev->wait, &wait); set_current_state(TASK_INTERRUPTIBLE); - + while (list->head == list->tail) { if (file->f_flags & O_NONBLOCK) { retval = -EAGAIN; @@ -317,7 +317,7 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun retval = -EIO; break; } - + schedule(); } @@ -329,7 +329,7 @@ static ssize_t hiddev_read(struct file * file, char __user * buffer, size_t coun return retval; - while (list->head != list->tail && + while (list->head != list->tail && retval + event_size <= count) { if ((list->flags & HIDDEV_FLAG_UREF) == 0) { if (list->buffer[list->tail].field_index != @@ -405,10 +405,10 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd return -EINVAL; for (i = 0; i < hid->maxcollection; i++) - if (hid->collection[i].type == + if (hid->collection[i].type == HID_COLLECTION_APPLICATION && arg-- == 0) break; - + if (i == hid->maxcollection) return -EINVAL; @@ -562,7 +562,7 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd if (!uref_multi) return -ENOMEM; uref = &uref_multi->uref; - if (copy_from_user(uref, user_arg, sizeof(*uref))) + if (copy_from_user(uref, user_arg, sizeof(*uref))) goto fault; rinfo.report_type = uref->report_type; @@ -595,7 +595,7 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd return -ENOMEM; uref = &uref_multi->uref; if (cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) { - if (copy_from_user(uref_multi, user_arg, + if (copy_from_user(uref_multi, user_arg, sizeof(*uref_multi))) goto fault; } else { @@ -603,7 +603,7 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd goto fault; } - if (cmd != HIDIOCGUSAGE && + if (cmd != HIDIOCGUSAGE && cmd != HIDIOCGUSAGES && uref->report_type == HID_REPORT_TYPE_INPUT) goto inval; @@ -651,16 +651,16 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd return field->usage[uref->usage_index].collection_index; case HIDIOCGUSAGES: for (i = 0; i < uref_multi->num_values; i++) - uref_multi->values[i] = + uref_multi->values[i] = field->value[uref->usage_index + i]; - if (copy_to_user(user_arg, uref_multi, + if (copy_to_user(user_arg, uref_multi, sizeof(*uref_multi))) goto fault; goto goodreturn; case HIDIOCSUSAGES: for (i = 0; i < uref_multi->num_values; i++) - field->value[uref->usage_index + i] = - uref_multi->values[i]; + field->value[uref->usage_index + i] = + uref_multi->values[i]; goto goodreturn; } @@ -670,7 +670,7 @@ goodreturn: fault: kfree(uref_multi); return -EFAULT; -inval: +inval: kfree(uref_multi); return -EINVAL; @@ -734,7 +734,7 @@ static struct usb_class_driver hiddev_class = { .name = "usb/hid/hiddev%d", .fops = &hiddev_fops, .mode = S_IFCHR | S_IRUGO | S_IWUSR, - .minor_base = HIDDEV_MINOR_BASE, + .minor_base = HIDDEV_MINOR_BASE, }; /* @@ -747,7 +747,7 @@ int hiddev_connect(struct hid_device *hid) int retval; for (i = 0; i < hid->maxcollection; i++) - if (hid->collection[i].type == + if (hid->collection[i].type == HID_COLLECTION_APPLICATION && !IS_INPUT_APPLICATION(hid->collection[i].usage)) break; @@ -755,11 +755,11 @@ int hiddev_connect(struct hid_device *hid) if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDDEV) == 0) return -1; - if (!(hiddev = kmalloc(sizeof(struct hiddev), GFP_KERNEL))) + if (!(hiddev = kmalloc(sizeof(struct hiddev), GFP_KERNEL))) return -1; memset(hiddev, 0, sizeof(struct hiddev)); - retval = usb_register_dev(hid->intf, &hiddev_class); + retval = usb_register_dev(hid->intf, &hiddev_class); if (retval) { err("Not able to get a minor for this device."); kfree(hiddev); @@ -768,12 +768,12 @@ int hiddev_connect(struct hid_device *hid) init_waitqueue_head(&hiddev->wait); - hiddev_table[hid->intf->minor - HIDDEV_MINOR_BASE] = hiddev; + hiddev_table[hid->intf->minor - HIDDEV_MINOR_BASE] = hiddev; hiddev->hid = hid; hiddev->exist = 1; - hid->minor = hid->intf->minor; + hid->minor = hid->intf->minor; hid->hiddev = hiddev; return 0; @@ -818,7 +818,7 @@ void hiddev_disconnect(struct hid_device *hid) /* We never attach in this manner, and rely on HID to connect us. This * is why there is no disconnect routine defined in the usb_driver either. */ -static int hiddev_usbd_probe(struct usb_interface *intf, +static int hiddev_usbd_probe(struct usb_interface *intf, const struct usb_device_id *hiddev_info) { return -ENODEV; diff --git a/drivers/usb/input/itmtouch.c b/drivers/usb/input/itmtouch.c new file mode 100644 index 0000000..47dec6a --- /dev/null +++ b/drivers/usb/input/itmtouch.c @@ -0,0 +1,268 @@ +/****************************************************************************** + * itmtouch.c -- Driver for ITM touchscreen panel + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Based upon original work by Chris Collins <xfire-itmtouch@xware.cx>. + * + * Kudos to ITM for providing me with the datasheet for the panel, + * even though it was a day later than I had finished writing this + * driver. + * + * It has meant that I've been able to correct my interpretation of the + * protocol packets however. + * + * CC -- 2003/9/29 + * + * History + * 1.0 & 1.1 2003 (CC) vojtech@suse.cz + * Original version for 2.4.x kernels + * + * 1.2 02/03/2005 (HCE) hc@mivu.no + * Complete rewrite to support Linux 2.6.10, thanks to mtouchusb.c for hints. + * Unfortunately no calibration support at this time. + * + * 1.2.1 09/03/2005 (HCE) hc@mivu.no + * Code cleanup and adjusting syntax to start matching kernel standards + * + *****************************************************************************/ + +#include <linux/config.h> + +#ifdef CONFIG_USB_DEBUG + #define DEBUG +#else + #undef DEBUG +#endif + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/usb.h> + +/* only an 8 byte buffer necessary for a single packet */ +#define ITM_BUFSIZE 8 +#define PATH_SIZE 64 + +#define USB_VENDOR_ID_ITMINC 0x0403 +#define USB_PRODUCT_ID_TOUCHPANEL 0xf9e9 + +#define DRIVER_AUTHOR "Hans-Christian Egtvedt <hc@mivu.no>" +#define DRIVER_VERSION "v1.2.1" +#define DRIVER_DESC "USB ITM Inc Touch Panel Driver" +#define DRIVER_LICENSE "GPL" + +MODULE_AUTHOR( DRIVER_AUTHOR ); +MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_LICENSE( DRIVER_LICENSE ); + +struct itmtouch_dev { + struct usb_device *usbdev; /* usb device */ + struct input_dev inputdev; /* input device */ + struct urb *readurb; /* urb */ + char rbuf[ITM_BUFSIZE]; /* data */ + int users; + char name[128]; + char phys[64]; +}; + +static struct usb_device_id itmtouch_ids [] = { + { USB_DEVICE(USB_VENDOR_ID_ITMINC, USB_PRODUCT_ID_TOUCHPANEL) }, + { } +}; + +static void itmtouch_irq(struct urb *urb, struct pt_regs *regs) +{ + struct itmtouch_dev * itmtouch = urb->context; + unsigned char *data = urb->transfer_buffer; + struct input_dev *dev = &itmtouch->inputdev; + int retval; + + switch (urb->status) { + case 0: + /* success */ + break; + case -ETIMEDOUT: + /* this urb is timing out */ + dbg("%s - urb timed out - was the device unplugged?", + __FUNCTION__); + return; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", + __FUNCTION__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", + __FUNCTION__, urb->status); + goto exit; + } + + input_regs(dev, regs); + + /* if pressure has been released, then don't report X/Y */ + if (data[7] & 0x20) { + input_report_abs(dev, ABS_X, (data[0] & 0x1F) << 7 | (data[3] & 0x7F)); + input_report_abs(dev, ABS_Y, (data[1] & 0x1F) << 7 | (data[4] & 0x7F)); + } + + input_report_abs(dev, ABS_PRESSURE, (data[2] & 1) << 7 | (data[5] & 0x7F)); + input_report_key(dev, BTN_TOUCH, ~data[7] & 0x20); + input_sync(dev); + +exit: + retval = usb_submit_urb (urb, GFP_ATOMIC); + if (retval) + printk(KERN_ERR "%s - usb_submit_urb failed with result: %d", + __FUNCTION__, retval); +} + +static int itmtouch_open(struct input_dev *input) +{ + struct itmtouch_dev *itmtouch = input->private; + + itmtouch->readurb->dev = itmtouch->usbdev; + + if (usb_submit_urb(itmtouch->readurb, GFP_KERNEL)) + return -EIO; + + return 0; +} + +static void itmtouch_close(struct input_dev *input) +{ + struct itmtouch_dev *itmtouch = input->private; + + usb_kill_urb(itmtouch->readurb); +} + +static int itmtouch_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct itmtouch_dev *itmtouch; + struct usb_host_interface *interface; + struct usb_endpoint_descriptor *endpoint; + struct usb_device *udev = interface_to_usbdev(intf); + unsigned int pipe; + unsigned int maxp; + char path[PATH_SIZE]; + + interface = intf->cur_altsetting; + endpoint = &interface->endpoint[0].desc; + + if (!(itmtouch = kcalloc(1, sizeof(struct itmtouch_dev), GFP_KERNEL))) { + err("%s - Out of memory.", __FUNCTION__); + return -ENOMEM; + } + + itmtouch->usbdev = udev; + + itmtouch->inputdev.private = itmtouch; + itmtouch->inputdev.open = itmtouch_open; + itmtouch->inputdev.close = itmtouch_close; + + usb_make_path(udev, path, PATH_SIZE); + + itmtouch->inputdev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + itmtouch->inputdev.absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE); + itmtouch->inputdev.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + + itmtouch->inputdev.name = itmtouch->name; + itmtouch->inputdev.phys = itmtouch->phys; + itmtouch->inputdev.id.bustype = BUS_USB; + itmtouch->inputdev.id.vendor = udev->descriptor.idVendor; + itmtouch->inputdev.id.product = udev->descriptor.idProduct; + itmtouch->inputdev.id.version = udev->descriptor.bcdDevice; + itmtouch->inputdev.dev = &intf->dev; + + if (!strlen(itmtouch->name)) + sprintf(itmtouch->name, "USB ITM touchscreen"); + + /* device limits */ + /* as specified by the ITM datasheet, X and Y are 12bit, + * Z (pressure) is 8 bit. However, the fields are defined up + * to 14 bits for future possible expansion. + */ + input_set_abs_params(&itmtouch->inputdev, ABS_X, 0, 0x0FFF, 2, 0); + input_set_abs_params(&itmtouch->inputdev, ABS_Y, 0, 0x0FFF, 2, 0); + input_set_abs_params(&itmtouch->inputdev, ABS_PRESSURE, 0, 0xFF, 2, 0); + + /* initialise the URB so we can read from the transport stream */ + pipe = usb_rcvintpipe(itmtouch->usbdev, endpoint->bEndpointAddress); + maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe)); + + if (maxp > ITM_BUFSIZE) + maxp = ITM_BUFSIZE; + + itmtouch->readurb = usb_alloc_urb(0, GFP_KERNEL); + + if (!itmtouch->readurb) { + dbg("%s - usb_alloc_urb failed: itmtouch->readurb", __FUNCTION__); + kfree(itmtouch); + return -ENOMEM; + } + + usb_fill_int_urb(itmtouch->readurb, itmtouch->usbdev, pipe, itmtouch->rbuf, + maxp, itmtouch_irq, itmtouch, endpoint->bInterval); + + input_register_device(&itmtouch->inputdev); + + printk(KERN_INFO "itmtouch: %s registered on %s\n", itmtouch->name, path); + usb_set_intfdata(intf, itmtouch); + + return 0; +} + +static void itmtouch_disconnect(struct usb_interface *intf) +{ + struct itmtouch_dev *itmtouch = usb_get_intfdata(intf); + + usb_set_intfdata(intf, NULL); + + if (itmtouch) { + input_unregister_device(&itmtouch->inputdev); + usb_kill_urb(itmtouch->readurb); + usb_free_urb(itmtouch->readurb); + kfree(itmtouch); + } +} + +MODULE_DEVICE_TABLE(usb, itmtouch_ids); + +static struct usb_driver itmtouch_driver = { + .owner = THIS_MODULE, + .name = "itmtouch", + .probe = itmtouch_probe, + .disconnect = itmtouch_disconnect, + .id_table = itmtouch_ids, +}; + +static int __init itmtouch_init(void) +{ + info(DRIVER_DESC " " DRIVER_VERSION); + info(DRIVER_AUTHOR); + return usb_register(&itmtouch_driver); +} + +static void __exit itmtouch_exit(void) +{ + usb_deregister(&itmtouch_driver); +} + +module_init(itmtouch_init); +module_exit(itmtouch_exit); diff --git a/drivers/usb/input/kbtab.c b/drivers/usb/input/kbtab.c index a68c5b4..d2f0f90 100644 --- a/drivers/usb/input/kbtab.c +++ b/drivers/usb/input/kbtab.c @@ -36,7 +36,6 @@ struct kbtab { struct input_dev dev; struct usb_device *usbdev; struct urb *irq; - int open; int x, y; int button; int pressure; @@ -79,12 +78,12 @@ static void kbtab_irq(struct urb *urb, struct pt_regs *regs) /*input_report_key(dev, BTN_TOUCH , data[0] & 0x01);*/ input_report_key(dev, BTN_RIGHT, data[0] & 0x02); - if( -1 == kb_pressure_click){ + if (-1 == kb_pressure_click) { input_report_abs(dev, ABS_PRESSURE, kbtab->pressure); } else { input_report_key(dev, BTN_LEFT, (kbtab->pressure > kb_pressure_click) ? 1 : 0); }; - + input_sync(dev); exit: @@ -105,14 +104,9 @@ static int kbtab_open(struct input_dev *dev) { struct kbtab *kbtab = dev->private; - if (kbtab->open++) - return 0; - kbtab->irq->dev = kbtab->usbdev; - if (usb_submit_urb(kbtab->irq, GFP_KERNEL)) { - kbtab->open--; + if (usb_submit_urb(kbtab->irq, GFP_KERNEL)) return -EIO; - } return 0; } @@ -121,8 +115,7 @@ static void kbtab_close(struct input_dev *dev) { struct kbtab *kbtab = dev->private; - if (!--kbtab->open) - usb_kill_urb(kbtab->irq); + usb_kill_urb(kbtab->irq); } static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *id) @@ -161,7 +154,7 @@ static int kbtab_probe(struct usb_interface *intf, const struct usb_device_id *i kbtab->dev.absmax[ABS_X] = 0x2000; kbtab->dev.absmax[ABS_Y] = 0x1750; kbtab->dev.absmax[ABS_PRESSURE] = 0xff; - + kbtab->dev.absfuzz[ABS_X] = 4; kbtab->dev.absfuzz[ABS_Y] = 4; diff --git a/drivers/usb/input/mtouchusb.c b/drivers/usb/input/mtouchusb.c index ab1a2a3..09b5cc7 100644 --- a/drivers/usb/input/mtouchusb.c +++ b/drivers/usb/input/mtouchusb.c @@ -42,9 +42,9 @@ #include <linux/config.h> #ifdef CONFIG_USB_DEBUG - #define DEBUG + #define DEBUG #else - #undef DEBUG + #undef DEBUG #endif #include <linux/kernel.h> @@ -93,275 +93,255 @@ module_param(raw_coordinates, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(raw_coordinates, "report raw coordinate values (y, default) or hardware-calibrated coordinate values (n)"); struct mtouch_usb { - unsigned char *data; - dma_addr_t data_dma; - struct urb *irq; - struct usb_device *udev; - struct input_dev input; - int open; - char name[128]; - char phys[64]; + unsigned char *data; + dma_addr_t data_dma; + struct urb *irq; + struct usb_device *udev; + struct input_dev input; + char name[128]; + char phys[64]; }; -static struct usb_device_id mtouchusb_devices [] = { - { USB_DEVICE(0x0596, 0x0001) }, - { } +static struct usb_device_id mtouchusb_devices[] = { + { USB_DEVICE(0x0596, 0x0001) }, + { } }; static void mtouchusb_irq(struct urb *urb, struct pt_regs *regs) { - struct mtouch_usb *mtouch = urb->context; - int retval; - - switch (urb->status) { - case 0: - /* success */ - break; - case -ETIMEDOUT: - /* this urb is timing out */ - dbg("%s - urb timed out - was the device unplugged?", - __FUNCTION__); - return; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", - __FUNCTION__, urb->status); - return; - default: - dbg("%s - nonzero urb status received: %d", - __FUNCTION__, urb->status); - goto exit; - } - - input_regs(&mtouch->input, regs); - input_report_key(&mtouch->input, BTN_TOUCH, - MTOUCHUSB_GET_TOUCHED(mtouch->data)); - input_report_abs(&mtouch->input, ABS_X, - MTOUCHUSB_GET_XC(mtouch->data)); - input_report_abs(&mtouch->input, ABS_Y, + struct mtouch_usb *mtouch = urb->context; + int retval; + + switch (urb->status) { + case 0: + /* success */ + break; + case -ETIMEDOUT: + /* this urb is timing out */ + dbg("%s - urb timed out - was the device unplugged?", + __FUNCTION__); + return; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* this urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", + __FUNCTION__, urb->status); + return; + default: + dbg("%s - nonzero urb status received: %d", + __FUNCTION__, urb->status); + goto exit; + } + + input_regs(&mtouch->input, regs); + input_report_key(&mtouch->input, BTN_TOUCH, + MTOUCHUSB_GET_TOUCHED(mtouch->data)); + input_report_abs(&mtouch->input, ABS_X, MTOUCHUSB_GET_XC(mtouch->data)); + input_report_abs(&mtouch->input, ABS_Y, (raw_coordinates ? MTOUCHUSB_MAX_RAW_YC : MTOUCHUSB_MAX_CALIB_YC) - - MTOUCHUSB_GET_YC(mtouch->data)); - input_sync(&mtouch->input); + - MTOUCHUSB_GET_YC(mtouch->data)); + input_sync(&mtouch->input); exit: - retval = usb_submit_urb (urb, GFP_ATOMIC); - if (retval) - err ("%s - usb_submit_urb failed with result: %d", - __FUNCTION__, retval); + retval = usb_submit_urb(urb, GFP_ATOMIC); + if (retval) + err("%s - usb_submit_urb failed with result: %d", + __FUNCTION__, retval); } -static int mtouchusb_open (struct input_dev *input) +static int mtouchusb_open(struct input_dev *input) { - struct mtouch_usb *mtouch = input->private; + struct mtouch_usb *mtouch = input->private; - if (mtouch->open++) - return 0; + mtouch->irq->dev = mtouch->udev; - mtouch->irq->dev = mtouch->udev; + if (usb_submit_urb(mtouch->irq, GFP_ATOMIC)) + return -EIO; - if (usb_submit_urb (mtouch->irq, GFP_ATOMIC)) { - mtouch->open--; - return -EIO; - } - - return 0; + return 0; } -static void mtouchusb_close (struct input_dev *input) +static void mtouchusb_close(struct input_dev *input) { - struct mtouch_usb *mtouch = input->private; + struct mtouch_usb *mtouch = input->private; - if (!--mtouch->open) - usb_kill_urb (mtouch->irq); + usb_kill_urb(mtouch->irq); } static int mtouchusb_alloc_buffers(struct usb_device *udev, struct mtouch_usb *mtouch) { - dbg("%s - called", __FUNCTION__); + dbg("%s - called", __FUNCTION__); - mtouch->data = usb_buffer_alloc(udev, MTOUCHUSB_REPORT_DATA_SIZE, - SLAB_ATOMIC, &mtouch->data_dma); + mtouch->data = usb_buffer_alloc(udev, MTOUCHUSB_REPORT_DATA_SIZE, + SLAB_ATOMIC, &mtouch->data_dma); - if (!mtouch->data) - return -1; + if (!mtouch->data) + return -1; - return 0; + return 0; } static void mtouchusb_free_buffers(struct usb_device *udev, struct mtouch_usb *mtouch) { - dbg("%s - called", __FUNCTION__); + dbg("%s - called", __FUNCTION__); - if (mtouch->data) - usb_buffer_free(udev, MTOUCHUSB_REPORT_DATA_SIZE, - mtouch->data, mtouch->data_dma); + if (mtouch->data) + usb_buffer_free(udev, MTOUCHUSB_REPORT_DATA_SIZE, + mtouch->data, mtouch->data_dma); } static int mtouchusb_probe(struct usb_interface *intf, const struct usb_device_id *id) { - struct mtouch_usb *mtouch; - struct usb_host_interface *interface; - struct usb_endpoint_descriptor *endpoint; - struct usb_device *udev = interface_to_usbdev (intf); - char path[64]; - int nRet; - - dbg("%s - called", __FUNCTION__); - - dbg("%s - setting interface", __FUNCTION__); - interface = intf->cur_altsetting; - - dbg("%s - setting endpoint", __FUNCTION__); - endpoint = &interface->endpoint[0].desc; - - if (!(mtouch = kmalloc (sizeof (struct mtouch_usb), GFP_KERNEL))) { - err("%s - Out of memory.", __FUNCTION__); - return -ENOMEM; - } - - memset(mtouch, 0, sizeof(struct mtouch_usb)); - mtouch->udev = udev; - - dbg("%s - allocating buffers", __FUNCTION__); - if (mtouchusb_alloc_buffers(udev, mtouch)) { - mtouchusb_free_buffers(udev, mtouch); - kfree(mtouch); - return -ENOMEM; - } - - mtouch->input.private = mtouch; - mtouch->input.open = mtouchusb_open; - mtouch->input.close = mtouchusb_close; - - usb_make_path(udev, path, 64); - sprintf(mtouch->phys, "%s/input0", path); - - mtouch->input.name = mtouch->name; - mtouch->input.phys = mtouch->phys; - mtouch->input.id.bustype = BUS_USB; - mtouch->input.id.vendor = le16_to_cpu(udev->descriptor.idVendor); - mtouch->input.id.product = le16_to_cpu(udev->descriptor.idProduct); - mtouch->input.id.version = le16_to_cpu(udev->descriptor.bcdDevice); - mtouch->input.dev = &intf->dev; - - mtouch->input.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); - mtouch->input.absbit[0] = BIT(ABS_X) | BIT(ABS_Y); - mtouch->input.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); - - /* Used to Scale Compensated Data and Flip Y */ - mtouch->input.absmin[ABS_X] = MTOUCHUSB_MIN_XC; - mtouch->input.absmax[ABS_X] = raw_coordinates ? \ - MTOUCHUSB_MAX_RAW_XC : MTOUCHUSB_MAX_CALIB_XC; - mtouch->input.absfuzz[ABS_X] = MTOUCHUSB_XC_FUZZ; - mtouch->input.absflat[ABS_X] = MTOUCHUSB_XC_FLAT; - mtouch->input.absmin[ABS_Y] = MTOUCHUSB_MIN_YC; - mtouch->input.absmax[ABS_Y] = raw_coordinates ? \ - MTOUCHUSB_MAX_RAW_YC : MTOUCHUSB_MAX_CALIB_YC; - mtouch->input.absfuzz[ABS_Y] = MTOUCHUSB_YC_FUZZ; - mtouch->input.absflat[ABS_Y] = MTOUCHUSB_YC_FLAT; + struct mtouch_usb *mtouch; + struct usb_host_interface *interface; + struct usb_endpoint_descriptor *endpoint; + struct usb_device *udev = interface_to_usbdev(intf); + char path[64]; + int nRet; + + dbg("%s - called", __FUNCTION__); + + dbg("%s - setting interface", __FUNCTION__); + interface = intf->cur_altsetting; + + dbg("%s - setting endpoint", __FUNCTION__); + endpoint = &interface->endpoint[0].desc; + + if (!(mtouch = kmalloc(sizeof(struct mtouch_usb), GFP_KERNEL))) { + err("%s - Out of memory.", __FUNCTION__); + return -ENOMEM; + } + + memset(mtouch, 0, sizeof(struct mtouch_usb)); + mtouch->udev = udev; + + dbg("%s - allocating buffers", __FUNCTION__); + if (mtouchusb_alloc_buffers(udev, mtouch)) { + mtouchusb_free_buffers(udev, mtouch); + kfree(mtouch); + return -ENOMEM; + } + + mtouch->input.private = mtouch; + mtouch->input.open = mtouchusb_open; + mtouch->input.close = mtouchusb_close; + + usb_make_path(udev, path, 64); + sprintf(mtouch->phys, "%s/input0", path); + + mtouch->input.name = mtouch->name; + mtouch->input.phys = mtouch->phys; + mtouch->input.id.bustype = BUS_USB; + mtouch->input.id.vendor = le16_to_cpu(udev->descriptor.idVendor); + mtouch->input.id.product = le16_to_cpu(udev->descriptor.idProduct); + mtouch->input.id.version = le16_to_cpu(udev->descriptor.bcdDevice); + mtouch->input.dev = &intf->dev; + + mtouch->input.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); + mtouch->input.absbit[0] = BIT(ABS_X) | BIT(ABS_Y); + mtouch->input.keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); + + /* Used to Scale Compensated Data and Flip Y */ + mtouch->input.absmin[ABS_X] = MTOUCHUSB_MIN_XC; + mtouch->input.absmax[ABS_X] = raw_coordinates ? + MTOUCHUSB_MAX_RAW_XC : MTOUCHUSB_MAX_CALIB_XC; + mtouch->input.absfuzz[ABS_X] = MTOUCHUSB_XC_FUZZ; + mtouch->input.absflat[ABS_X] = MTOUCHUSB_XC_FLAT; + mtouch->input.absmin[ABS_Y] = MTOUCHUSB_MIN_YC; + mtouch->input.absmax[ABS_Y] = raw_coordinates ? + MTOUCHUSB_MAX_RAW_YC : MTOUCHUSB_MAX_CALIB_YC; + mtouch->input.absfuzz[ABS_Y] = MTOUCHUSB_YC_FUZZ; + mtouch->input.absflat[ABS_Y] = MTOUCHUSB_YC_FLAT; if (udev->manufacturer) strcat(mtouch->name, udev->manufacturer); if (udev->product) sprintf(mtouch->name, "%s %s", mtouch->name, udev->product); - if (!strlen(mtouch->name)) - sprintf(mtouch->name, "USB Touchscreen %04x:%04x", - mtouch->input.id.vendor, mtouch->input.id.product); - - nRet = usb_control_msg(mtouch->udev, - usb_rcvctrlpipe(udev, 0), - MTOUCHUSB_RESET, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 1, - 0, - NULL, - 0, - USB_CTRL_SET_TIMEOUT); - dbg("%s - usb_control_msg - MTOUCHUSB_RESET - bytes|err: %d", - __FUNCTION__, nRet); - - dbg("%s - usb_alloc_urb: mtouch->irq", __FUNCTION__); - mtouch->irq = usb_alloc_urb(0, GFP_KERNEL); - if (!mtouch->irq) { - dbg("%s - usb_alloc_urb failed: mtouch->irq", __FUNCTION__); - mtouchusb_free_buffers(udev, mtouch); - kfree(mtouch); - return -ENOMEM; - } - - dbg("%s - usb_fill_int_urb", __FUNCTION__); - usb_fill_int_urb(mtouch->irq, - mtouch->udev, - usb_rcvintpipe(mtouch->udev, 0x81), - mtouch->data, - MTOUCHUSB_REPORT_DATA_SIZE, - mtouchusb_irq, - mtouch, - endpoint->bInterval); - - dbg("%s - input_register_device", __FUNCTION__); - input_register_device(&mtouch->input); - - nRet = usb_control_msg(mtouch->udev, - usb_rcvctrlpipe(udev, 0), - MTOUCHUSB_ASYNC_REPORT, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 1, - 1, - NULL, - 0, - USB_CTRL_SET_TIMEOUT); - dbg("%s - usb_control_msg - MTOUCHUSB_ASYNC_REPORT - bytes|err: %d", - __FUNCTION__, nRet); - - printk(KERN_INFO "input: %s on %s\n", mtouch->name, path); - usb_set_intfdata(intf, mtouch); - - return 0; + if (!strlen(mtouch->name)) + sprintf(mtouch->name, "USB Touchscreen %04x:%04x", + mtouch->input.id.vendor, mtouch->input.id.product); + + nRet = usb_control_msg(mtouch->udev, usb_rcvctrlpipe(udev, 0), + MTOUCHUSB_RESET, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 1, 0, NULL, 0, USB_CTRL_SET_TIMEOUT); + dbg("%s - usb_control_msg - MTOUCHUSB_RESET - bytes|err: %d", + __FUNCTION__, nRet); + + dbg("%s - usb_alloc_urb: mtouch->irq", __FUNCTION__); + mtouch->irq = usb_alloc_urb(0, GFP_KERNEL); + if (!mtouch->irq) { + dbg("%s - usb_alloc_urb failed: mtouch->irq", __FUNCTION__); + mtouchusb_free_buffers(udev, mtouch); + kfree(mtouch); + return -ENOMEM; + } + + dbg("%s - usb_fill_int_urb", __FUNCTION__); + usb_fill_int_urb(mtouch->irq, mtouch->udev, + usb_rcvintpipe(mtouch->udev, 0x81), + mtouch->data, MTOUCHUSB_REPORT_DATA_SIZE, + mtouchusb_irq, mtouch, endpoint->bInterval); + + dbg("%s - input_register_device", __FUNCTION__); + input_register_device(&mtouch->input); + + nRet = usb_control_msg(mtouch->udev, usb_rcvctrlpipe(udev, 0), + MTOUCHUSB_ASYNC_REPORT, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 1, 1, NULL, 0, USB_CTRL_SET_TIMEOUT); + dbg("%s - usb_control_msg - MTOUCHUSB_ASYNC_REPORT - bytes|err: %d", + __FUNCTION__, nRet); + + printk(KERN_INFO "input: %s on %s\n", mtouch->name, path); + usb_set_intfdata(intf, mtouch); + + return 0; } static void mtouchusb_disconnect(struct usb_interface *intf) { - struct mtouch_usb *mtouch = usb_get_intfdata (intf); - - dbg("%s - called", __FUNCTION__); - usb_set_intfdata(intf, NULL); - if (mtouch) { - dbg("%s - mtouch is initialized, cleaning up", __FUNCTION__); - usb_kill_urb(mtouch->irq); - input_unregister_device(&mtouch->input); - usb_free_urb(mtouch->irq); - mtouchusb_free_buffers(interface_to_usbdev(intf), mtouch); - kfree(mtouch); - } + struct mtouch_usb *mtouch = usb_get_intfdata(intf); + + dbg("%s - called", __FUNCTION__); + usb_set_intfdata(intf, NULL); + if (mtouch) { + dbg("%s - mtouch is initialized, cleaning up", __FUNCTION__); + usb_kill_urb(mtouch->irq); + input_unregister_device(&mtouch->input); + usb_free_urb(mtouch->irq); + mtouchusb_free_buffers(interface_to_usbdev(intf), mtouch); + kfree(mtouch); + } } -MODULE_DEVICE_TABLE (usb, mtouchusb_devices); +MODULE_DEVICE_TABLE(usb, mtouchusb_devices); static struct usb_driver mtouchusb_driver = { - .owner = THIS_MODULE, - .name = "mtouchusb", - .probe = mtouchusb_probe, - .disconnect = mtouchusb_disconnect, - .id_table = mtouchusb_devices, + .owner = THIS_MODULE, + .name = "mtouchusb", + .probe = mtouchusb_probe, + .disconnect = mtouchusb_disconnect, + .id_table = mtouchusb_devices, }; -static int __init mtouchusb_init(void) { - dbg("%s - called", __FUNCTION__); - return usb_register(&mtouchusb_driver); +static int __init mtouchusb_init(void) +{ + dbg("%s - called", __FUNCTION__); + return usb_register(&mtouchusb_driver); } -static void __exit mtouchusb_cleanup(void) { - dbg("%s - called", __FUNCTION__); - usb_deregister(&mtouchusb_driver); +static void __exit mtouchusb_cleanup(void) +{ + dbg("%s - called", __FUNCTION__); + usb_deregister(&mtouchusb_driver); } module_init(mtouchusb_init); module_exit(mtouchusb_cleanup); -MODULE_AUTHOR( DRIVER_AUTHOR ); -MODULE_DESCRIPTION( DRIVER_DESC ); +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c index 7fa2f9b..3975b30 100644 --- a/drivers/usb/input/powermate.c +++ b/drivers/usb/input/powermate.c @@ -10,7 +10,7 @@ * back to the host when polled by the USB controller. * * Testing with the knob I have has shown that it measures approximately 94 "clicks" - * for one full rotation. Testing with my High Speed Rotation Actuator (ok, it was + * for one full rotation. Testing with my High Speed Rotation Actuator (ok, it was * a variable speed cordless electric drill) has shown that the device can measure * speeds of up to 7 clicks either clockwise or anticlockwise between pollings from * the host. If it counts more than 7 clicks before it is polled, it will wrap back @@ -120,9 +120,9 @@ exit: /* Decide if we need to issue a control message and do so. Must be called with pm->lock taken */ static void powermate_sync_state(struct powermate_device *pm) { - if (pm->requires_update == 0) + if (pm->requires_update == 0) return; /* no updates are required */ - if (pm->config->status == -EINPROGRESS) + if (pm->config->status == -EINPROGRESS) return; /* an update is already in progress; it'll issue this update when it completes */ if (pm->requires_update & UPDATE_PULSE_ASLEEP){ @@ -142,7 +142,7 @@ static void powermate_sync_state(struct powermate_device *pm) 2: multiply the speed the argument only has an effect for operations 0 and 2, and ranges between 1 (least effect) to 255 (maximum effect). - + thus, several states are equivalent and are coalesced into one state. we map this onto a range from 0 to 510, with: @@ -151,7 +151,7 @@ static void powermate_sync_state(struct powermate_device *pm) 256 -- 510 -- use multiple (510 = fastest). Only values of 'arg' quite close to 255 are particularly useful/spectacular. - */ + */ if (pm->pulse_speed < 255){ op = 0; // divide arg = 255 - pm->pulse_speed; @@ -199,14 +199,14 @@ static void powermate_config_complete(struct urb *urb, struct pt_regs *regs) if (urb->status) printk(KERN_ERR "powermate: config urb returned %d\n", urb->status); - + spin_lock_irqsave(&pm->lock, flags); powermate_sync_state(pm); spin_unlock_irqrestore(&pm->lock, flags); } /* Set the LED up as described and begin the sync with the hardware if required */ -static void powermate_pulse_led(struct powermate_device *pm, int static_brightness, int pulse_speed, +static void powermate_pulse_led(struct powermate_device *pm, int static_brightness, int pulse_speed, int pulse_table, int pulse_asleep, int pulse_awake) { unsigned long flags; @@ -229,7 +229,7 @@ static void powermate_pulse_led(struct powermate_device *pm, int static_brightne /* mark state updates which are required */ if (static_brightness != pm->static_brightness){ pm->static_brightness = static_brightness; - pm->requires_update |= UPDATE_STATIC_BRIGHTNESS; + pm->requires_update |= UPDATE_STATIC_BRIGHTNESS; } if (pulse_asleep != pm->pulse_asleep){ pm->pulse_asleep = pulse_asleep; @@ -246,7 +246,7 @@ static void powermate_pulse_led(struct powermate_device *pm, int static_brightne } powermate_sync_state(pm); - + spin_unlock_irqrestore(&pm->lock, flags); } @@ -257,19 +257,19 @@ static int powermate_input_event(struct input_dev *dev, unsigned int type, unsig struct powermate_device *pm = dev->private; if (type == EV_MSC && code == MSC_PULSELED){ - /* + /* bits 0- 7: 8 bits: LED brightness bits 8-16: 9 bits: pulsing speed modifier (0 ... 510); 0-254 = slower, 255 = standard, 256-510 = faster. bits 17-18: 2 bits: pulse table (0, 1, 2 valid) bit 19: 1 bit : pulse whilst asleep? bit 20: 1 bit : pulse constantly? - */ + */ int static_brightness = command & 0xFF; // bits 0-7 int pulse_speed = (command >> 8) & 0x1FF; // bits 8-16 int pulse_table = (command >> 17) & 0x3; // bits 17-18 int pulse_asleep = (command >> 19) & 0x1; // bit 19 int pulse_awake = (command >> 20) & 0x1; // bit 20 - + powermate_pulse_led(pm, static_brightness, pulse_speed, pulse_table, pulse_asleep, pulse_awake); } @@ -378,7 +378,7 @@ static int powermate_probe(struct usb_interface *intf, const struct usb_device_i switch (le16_to_cpu(udev->descriptor.idProduct)) { case POWERMATE_PRODUCT_NEW: pm->input.name = pm_name_powermate; break; case POWERMATE_PRODUCT_OLD: pm->input.name = pm_name_soundknob; break; - default: + default: pm->input.name = pm_name_soundknob; printk(KERN_WARNING "powermate: unknown product id %04x\n", le16_to_cpu(udev->descriptor.idProduct)); @@ -402,11 +402,11 @@ static int powermate_probe(struct usb_interface *intf, const struct usb_device_i usb_make_path(udev, path, 64); snprintf(pm->phys, 64, "%s/input0", path); printk(KERN_INFO "input: %s on %s\n", pm->input.name, pm->input.phys); - + /* force an update of everything */ pm->requires_update = UPDATE_PULSE_ASLEEP | UPDATE_PULSE_AWAKE | UPDATE_PULSE_MODE | UPDATE_STATIC_BRIGHTNESS; powermate_pulse_led(pm, 0x80, 255, 0, 1, 0); // set default pulse parameters - + usb_set_intfdata(intf, pm); return 0; } diff --git a/drivers/usb/input/touchkitusb.c b/drivers/usb/input/touchkitusb.c index a71f1bb..386595e 100644 --- a/drivers/usb/input/touchkitusb.c +++ b/drivers/usb/input/touchkitusb.c @@ -69,7 +69,6 @@ struct touchkit_usb { struct urb *irq; struct usb_device *udev; struct input_dev input; - int open; char name[128]; char phys[64]; }; @@ -134,15 +133,10 @@ static int touchkit_open(struct input_dev *input) { struct touchkit_usb *touchkit = input->private; - if (touchkit->open++) - return 0; - touchkit->irq->dev = touchkit->udev; - if (usb_submit_urb(touchkit->irq, GFP_ATOMIC)) { - touchkit->open--; + if (usb_submit_urb(touchkit->irq, GFP_ATOMIC)) return -EIO; - } return 0; } @@ -151,8 +145,7 @@ static void touchkit_close(struct input_dev *input) { struct touchkit_usb *touchkit = input->private; - if (!--touchkit->open) - usb_kill_urb(touchkit->irq); + usb_kill_urb(touchkit->irq); } static int touchkit_alloc_buffers(struct usb_device *udev, diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c index 7038fb9..f35db19 100644 --- a/drivers/usb/input/usbkbd.c +++ b/drivers/usb/input/usbkbd.c @@ -9,18 +9,18 @@ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic @@ -72,7 +72,6 @@ struct usb_kbd { unsigned char newleds; char name[128]; char phys[64]; - int open; unsigned char *new; struct usb_ctrlrequest *cr; @@ -166,7 +165,7 @@ static void usb_kbd_led(struct urb *urb, struct pt_regs *regs) if (urb->status) warn("led urb status %d received", urb->status); - + if (*(kbd->leds) == kbd->newleds) return; @@ -180,14 +179,9 @@ static int usb_kbd_open(struct input_dev *dev) { struct usb_kbd *kbd = dev->private; - if (kbd->open++) - return 0; - kbd->irq->dev = kbd->usbdev; - if (usb_submit_urb(kbd->irq, GFP_KERNEL)) { - kbd->open--; + if (usb_submit_urb(kbd->irq, GFP_KERNEL)) return -EIO; - } return 0; } @@ -196,8 +190,7 @@ static void usb_kbd_close(struct input_dev *dev) { struct usb_kbd *kbd = dev->private; - if (!--kbd->open) - usb_kill_urb(kbd->irq); + usb_kill_urb(kbd->irq); } static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd) @@ -230,7 +223,7 @@ static void usb_kbd_free_mem(struct usb_device *dev, struct usb_kbd *kbd) usb_buffer_free(dev, 1, kbd->leds, kbd->leds_dma); } -static int usb_kbd_probe(struct usb_interface *iface, +static int usb_kbd_probe(struct usb_interface *iface, const struct usb_device_id *id) { struct usb_device * dev = interface_to_usbdev(iface); @@ -272,7 +265,7 @@ static int usb_kbd_probe(struct usb_interface *iface, for (i = 0; i < 255; i++) set_bit(usb_kbd_keycode[i], kbd->dev.keybit); clear_bit(0, kbd->dev.keybit); - + kbd->dev.private = kbd; kbd->dev.event = usb_kbd_event; kbd->dev.open = usb_kbd_open; @@ -294,7 +287,7 @@ static int usb_kbd_probe(struct usb_interface *iface, sprintf(kbd->phys, "%s/input0", path); kbd->dev.name = kbd->name; - kbd->dev.phys = kbd->phys; + kbd->dev.phys = kbd->phys; kbd->dev.id.bustype = BUS_USB; kbd->dev.id.vendor = le16_to_cpu(dev->descriptor.idVendor); kbd->dev.id.product = le16_to_cpu(dev->descriptor.idProduct); @@ -329,7 +322,7 @@ static int usb_kbd_probe(struct usb_interface *iface, static void usb_kbd_disconnect(struct usb_interface *intf) { struct usb_kbd *kbd = usb_get_intfdata (intf); - + usb_set_intfdata(intf, NULL); if (kbd) { usb_kill_urb(kbd->irq); diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c index 01155bb..1ec41b5 100644 --- a/drivers/usb/input/usbmouse.c +++ b/drivers/usb/input/usbmouse.c @@ -9,18 +9,18 @@ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic @@ -51,7 +51,6 @@ struct usb_mouse { struct usb_device *usbdev; struct input_dev dev; struct urb *irq; - int open; signed char *data; dma_addr_t data_dma; @@ -101,14 +100,9 @@ static int usb_mouse_open(struct input_dev *dev) { struct usb_mouse *mouse = dev->private; - if (mouse->open++) - return 0; - mouse->irq->dev = mouse->usbdev; - if (usb_submit_urb(mouse->irq, GFP_KERNEL)) { - mouse->open--; + if (usb_submit_urb(mouse->irq, GFP_KERNEL)) return -EIO; - } return 0; } @@ -117,8 +111,7 @@ static void usb_mouse_close(struct input_dev *dev) { struct usb_mouse *mouse = dev->private; - if (!--mouse->open) - usb_kill_urb(mouse->irq); + usb_kill_urb(mouse->irq); } static int usb_mouse_probe(struct usb_interface * intf, const struct usb_device_id * id) @@ -132,19 +125,19 @@ static int usb_mouse_probe(struct usb_interface * intf, const struct usb_device_ interface = intf->cur_altsetting; - if (interface->desc.bNumEndpoints != 1) + if (interface->desc.bNumEndpoints != 1) return -ENODEV; endpoint = &interface->endpoint[0].desc; - if (!(endpoint->bEndpointAddress & 0x80)) + if (!(endpoint->bEndpointAddress & 0x80)) return -ENODEV; - if ((endpoint->bmAttributes & 3) != 3) + if ((endpoint->bmAttributes & 3) != 3) return -ENODEV; pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress); maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe)); - if (!(mouse = kmalloc(sizeof(struct usb_mouse), GFP_KERNEL))) + if (!(mouse = kmalloc(sizeof(struct usb_mouse), GFP_KERNEL))) return -ENOMEM; memset(mouse, 0, sizeof(struct usb_mouse)); @@ -209,7 +202,7 @@ static int usb_mouse_probe(struct usb_interface * intf, const struct usb_device_ static void usb_mouse_disconnect(struct usb_interface *intf) { struct usb_mouse *mouse = usb_get_intfdata (intf); - + usb_set_intfdata(intf, NULL); if (mouse) { usb_kill_urb(mouse->irq); @@ -238,7 +231,7 @@ static struct usb_driver usb_mouse_driver = { static int __init usb_mouse_init(void) { int retval = usb_register(&usb_mouse_driver); - if (retval == 0) + if (retval == 0) info(DRIVER_VERSION ":" DRIVER_DESC); return retval; } diff --git a/drivers/usb/input/wacom.c b/drivers/usb/input/wacom.c index fec04dd..f6b34af 100644 --- a/drivers/usb/input/wacom.c +++ b/drivers/usb/input/wacom.c @@ -9,7 +9,7 @@ * Copyright (c) 2000 Daniel Egger <egger@suse.de> * Copyright (c) 2001 Frederic Lepied <flepied@mandrakesoft.com> * Copyright (c) 2004 Panagiotis Issaris <panagiotis.issaris@mech.kuleuven.ac.be> - * Copyright (c) 2002-2004 Ping Cheng <pingc@wacom.com> + * Copyright (c) 2002-2005 Ping Cheng <pingc@wacom.com> * * ChangeLog: * v0.1 (vp) - Initial release @@ -18,7 +18,7 @@ * v0.4 (sm) - Support for more Intuos models, menustrip * relative mode, proximity. * v0.5 (vp) - Big cleanup, nifty features removed, - * they belong in userspace + * they belong in userspace * v1.8 (vp) - Submit URB only when operating, moved to CVS, * use input_report_key instead of report_btn and * other cleanups @@ -51,6 +51,9 @@ * - Cleanups here and there * v1.30.1 (pi) - Added Graphire3 support * v1.40 (pc) - Add support for several new devices, fix eraser reporting, ... + * v1.43 (pc) - Added support for Cintiq 21UX + - Fixed a Graphire bug + - Merged wacom_intuos3_irq into wacom_intuos_irq */ /* @@ -72,7 +75,7 @@ /* * Version Information */ -#define DRIVER_VERSION "v1.40" +#define DRIVER_VERSION "v1.43" #define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>" #define DRIVER_DESC "USB Wacom Graphire and Wacom Intuos tablet driver" #define DRIVER_LICENSE "GPL" @@ -83,6 +86,16 @@ MODULE_LICENSE(DRIVER_LICENSE); #define USB_VENDOR_ID_WACOM 0x056a +enum { + PENPARTNER = 0, + GRAPHIRE, + PL, + INTUOS, + INTUOS3, + CINTIQ, + MAX_TYPE +}; + struct wacom_features { char *name; int pktlen; @@ -102,7 +115,6 @@ struct wacom { struct urb *irq; struct wacom_features *features; int tool[2]; - int open; __u32 serial[2]; char phys[32]; }; @@ -149,7 +161,7 @@ static void wacom_pl_irq(struct urb *urb, struct pt_regs *regs) prox = data[1] & 0x40; input_regs(dev, regs); - + if (prox) { pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1)); @@ -166,8 +178,7 @@ static void wacom_pl_irq(struct urb *urb, struct pt_regs *regs) if (!wacom->tool[0]) { /* Going into proximity select tool */ wacom->tool[1] = (data[4] & 0x20)? BTN_TOOL_RUBBER : BTN_TOOL_PEN; - } - else { + } else { /* was entered with stylus2 pressed */ if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20) ) { /* report out proximity for previous tool */ @@ -182,16 +193,15 @@ static void wacom_pl_irq(struct urb *urb, struct pt_regs *regs) wacom->tool[1] = BTN_TOOL_PEN; } input_report_key(dev, wacom->tool[1], prox); /* report in proximity for tool */ - input_report_abs(dev, ABS_X, data[3] | ((__u32)data[2] << 7) | ((__u32)(data[1] & 0x03) << 14)); - input_report_abs(dev, ABS_Y, data[6] | ((__u32)data[5] << 7) | ((__u32)(data[4] & 0x03) << 14)); + input_report_abs(dev, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14)); + input_report_abs(dev, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14)); input_report_abs(dev, ABS_PRESSURE, pressure); input_report_key(dev, BTN_TOUCH, data[4] & 0x08); input_report_key(dev, BTN_STYLUS, data[4] & 0x10); /* Only allow the stylus2 button to be reported for the pen tool. */ input_report_key(dev, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20)); - } - else { + } else { /* report proximity-out of a (valid) tool */ if (wacom->tool[1] != BTN_TOOL_RUBBER) { /* Unknown tool selected default to pen tool */ @@ -203,7 +213,7 @@ static void wacom_pl_irq(struct urb *urb, struct pt_regs *regs) wacom->tool[0] = prox; /* Save proximity state */ input_sync(dev); -exit: + exit: retval = usb_submit_urb (urb, GFP_ATOMIC); if (retval) err ("%s - usb_submit_urb failed with result %d", @@ -232,20 +242,16 @@ static void wacom_ptu_irq(struct urb *urb, struct pt_regs *regs) goto exit; } - if (data[0] != 2) - { + if (data[0] != 2) { printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]); goto exit; } input_regs(dev, regs); - if (data[1] & 0x04) - { + if (data[1] & 0x04) { input_report_key(dev, BTN_TOOL_RUBBER, data[1] & 0x20); input_report_key(dev, BTN_TOUCH, data[1] & 0x08); - } - else - { + } else { input_report_key(dev, BTN_TOOL_PEN, data[1] & 0x20); input_report_key(dev, BTN_TOUCH, data[1] & 0x01); } @@ -257,7 +263,7 @@ static void wacom_ptu_irq(struct urb *urb, struct pt_regs *regs) input_sync(dev); -exit: + exit: retval = usb_submit_urb (urb, GFP_ATOMIC); if (retval) err ("%s - usb_submit_urb failed with result %d", @@ -300,7 +306,7 @@ static void wacom_penpartner_irq(struct urb *urb, struct pt_regs *regs) input_report_key(dev, BTN_STYLUS, (data[5] & 0x40)); input_sync(dev); -exit: + exit: retval = usb_submit_urb (urb, GFP_ATOMIC); if (retval) err ("%s - usb_submit_urb failed with result %d", @@ -340,47 +346,47 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs) input_regs(dev, regs); - switch ((data[1] >> 5) & 3) { + if (data[1] & 0x10) { /* in prox */ - case 0: /* Pen */ - input_report_key(dev, BTN_TOOL_PEN, data[1] & 0x80); - break; + switch ((data[1] >> 5) & 3) { - case 1: /* Rubber */ - input_report_key(dev, BTN_TOOL_RUBBER, data[1] & 0x80); - break; - - case 2: /* Mouse with wheel */ - input_report_key(dev, BTN_MIDDLE, data[1] & 0x04); - input_report_rel(dev, REL_WHEEL, (signed char) data[6]); - /* fall through */ + case 0: /* Pen */ + wacom->tool[0] = BTN_TOOL_PEN; + break; - case 3: /* Mouse without wheel */ - input_report_key(dev, BTN_TOOL_MOUSE, data[7] > 24); - input_report_key(dev, BTN_LEFT, data[1] & 0x01); - input_report_key(dev, BTN_RIGHT, data[1] & 0x02); - input_report_abs(dev, ABS_DISTANCE, data[7]); + case 1: /* Rubber */ + wacom->tool[0] = BTN_TOOL_RUBBER; + break; - input_report_abs(dev, ABS_X, x); - input_report_abs(dev, ABS_Y, y); + case 2: /* Mouse with wheel */ + input_report_key(dev, BTN_MIDDLE, data[1] & 0x04); + input_report_rel(dev, REL_WHEEL, (signed char) data[6]); + /* fall through */ - input_sync(dev); - goto exit; + case 3: /* Mouse without wheel */ + wacom->tool[0] = BTN_TOOL_MOUSE; + input_report_key(dev, BTN_LEFT, data[1] & 0x01); + input_report_key(dev, BTN_RIGHT, data[1] & 0x02); + input_report_abs(dev, ABS_DISTANCE, data[7]); + break; + } } if (data[1] & 0x80) { input_report_abs(dev, ABS_X, x); input_report_abs(dev, ABS_Y, y); } + if (wacom->tool[0] != BTN_TOOL_MOUSE) { + input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6])); + input_report_key(dev, BTN_TOUCH, data[1] & 0x01); + input_report_key(dev, BTN_STYLUS, data[1] & 0x02); + input_report_key(dev, BTN_STYLUS2, data[1] & 0x04); + } - input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6])); - input_report_key(dev, BTN_TOUCH, data[1] & 0x01); - input_report_key(dev, BTN_STYLUS, data[1] & 0x02); - input_report_key(dev, BTN_STYLUS2, data[1] & 0x04); - + input_report_key(dev, wacom->tool[0], data[1] & 0x10); input_sync(dev); -exit: + exit: retval = usb_submit_urb (urb, GFP_ATOMIC); if (retval) err ("%s - usb_submit_urb failed with result %d", @@ -398,14 +404,13 @@ static int wacom_intuos_inout(struct urb *urb) idx = data[1] & 0x01; /* Enter report */ - if ((data[1] & 0xfc) == 0xc0) - { + if ((data[1] & 0xfc) == 0xc0) { /* serial number of the tool */ - wacom->serial[idx] = ((__u32)(data[3] & 0x0f) << 28) + - ((__u32)data[4] << 20) + ((__u32)data[5] << 12) + - ((__u32)data[6] << 4) + (data[7] >> 4); + wacom->serial[idx] = ((data[3] & 0x0f) << 28) + + (data[4] << 20) + (data[5] << 12) + + (data[6] << 4) + (data[7] >> 4); - switch (((__u32)data[2] << 4) | (data[3] >> 4)) { + switch ((data[2] << 4) | (data[3] >> 4)) { case 0x812: /* Inking pen */ case 0x801: /* Intuos3 Inking pen */ case 0x012: @@ -449,7 +454,7 @@ static int wacom_intuos_inout(struct urb *urb) case 0x112: case 0x913: /* Intuos3 Airbrush */ wacom->tool[idx] = BTN_TOOL_AIRBRUSH; - break; /* Airbrush */ + break; default: /* Unknown tool */ wacom->tool[idx] = BTN_TOOL_PEN; } @@ -478,9 +483,8 @@ static void wacom_intuos_general(struct urb *urb) unsigned int t; /* general pen packet */ - if ((data[1] & 0xb8) == 0xa0) - { - t = ((__u32)data[6] << 2) | ((data[7] >> 6) & 3); + if ((data[1] & 0xb8) == 0xa0) { + t = (data[6] << 2) | ((data[7] >> 6) & 3); input_report_abs(dev, ABS_PRESSURE, t); input_report_abs(dev, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); @@ -491,10 +495,9 @@ static void wacom_intuos_general(struct urb *urb) } /* airbrush second packet */ - if ((data[1] & 0xbc) == 0xb4) - { + if ((data[1] & 0xbc) == 0xb4) { input_report_abs(dev, ABS_WHEEL, - ((__u32)data[6] << 2) | ((data[7] >> 6) & 3)); + (data[6] << 2) | ((data[7] >> 6) & 3)); input_report_abs(dev, ABS_TILT_X, ((data[7] << 1) & 0x7e) | (data[8] >> 7)); input_report_abs(dev, ABS_TILT_Y, data[8] & 0x7f); @@ -526,7 +529,7 @@ static void wacom_intuos_irq(struct urb *urb, struct pt_regs *regs) goto exit; } - if (data[0] != 2 && data[0] != 5 && data[0] != 6) { + if (data[0] != 2 && data[0] != 5 && data[0] != 6 && data[0] != 12) { dbg("wacom_intuos_irq: received unknown report #%d", data[0]); goto exit; } @@ -536,107 +539,10 @@ static void wacom_intuos_irq(struct urb *urb, struct pt_regs *regs) /* tool number */ idx = data[1] & 0x01; - /* process in/out prox events */ - if (wacom_intuos_inout(urb)) goto exit; - - input_report_abs(dev, ABS_X, be16_to_cpu(*(__be16 *) &data[2])); - input_report_abs(dev, ABS_Y, be16_to_cpu(*(__be16 *) &data[4])); - input_report_abs(dev, ABS_DISTANCE, data[9]); - - /* process general packets */ - wacom_intuos_general(urb); - - if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) { /* 4D mouse or Lens cursor packets */ - - if (data[1] & 0x02) { /* Rotation packet */ - - t = ((__u32)data[6] << 3) | ((data[7] >> 5) & 7); - input_report_abs(dev, ABS_RZ, (data[7] & 0x20) ? ((t - 1) / 2) : -t / 2); - - } else { - - if ((data[1] & 0x10) == 0) { /* 4D mouse packets */ - - input_report_key(dev, BTN_LEFT, data[8] & 0x01); - input_report_key(dev, BTN_MIDDLE, data[8] & 0x02); - input_report_key(dev, BTN_RIGHT, data[8] & 0x04); - - input_report_key(dev, BTN_SIDE, data[8] & 0x20); - input_report_key(dev, BTN_EXTRA, data[8] & 0x10); - t = ((__u32)data[6] << 2) | ((data[7] >> 6) & 3); - input_report_abs(dev, ABS_THROTTLE, (data[8] & 0x08) ? -t : t); - - } else { - if (wacom->tool[idx] == BTN_TOOL_MOUSE) { /* 2D mouse packets */ - input_report_key(dev, BTN_LEFT, data[8] & 0x04); - input_report_key(dev, BTN_MIDDLE, data[8] & 0x08); - input_report_key(dev, BTN_RIGHT, data[8] & 0x10); - input_report_rel(dev, REL_WHEEL, - (-(__u32)(data[8] & 0x01) + (__u32)((data[8] & 0x02) >> 1))); - } - else { /* Lens cursor packets */ - input_report_key(dev, BTN_LEFT, data[8] & 0x01); - input_report_key(dev, BTN_MIDDLE, data[8] & 0x02); - input_report_key(dev, BTN_RIGHT, data[8] & 0x04); - input_report_key(dev, BTN_SIDE, data[8] & 0x10); - input_report_key(dev, BTN_EXTRA, data[8] & 0x08); - } - } - } - } - - input_report_key(dev, wacom->tool[idx], 1); - input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]); - input_sync(dev); - -exit: - retval = usb_submit_urb (urb, GFP_ATOMIC); - if (retval) - err ("%s - usb_submit_urb failed with result %d", - __FUNCTION__, retval); -} - -static void wacom_intuos3_irq(struct urb *urb, struct pt_regs *regs) -{ - struct wacom *wacom = urb->context; - unsigned char *data = wacom->data; - struct input_dev *dev = &wacom->dev; - unsigned int t; - int idx, retval; - - switch (urb->status) { - case 0: - /* success */ - break; - case -ECONNRESET: - case -ENOENT: - case -ESHUTDOWN: - /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); - return; - default: - dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); - goto exit; - } - - /* check for valid report */ - if (data[0] != 2 && data[0] != 5 && data[0] != 12) - { - printk(KERN_INFO "wacom_intuos3_irq: received unknown report #%d\n", data[0]); - goto exit; - } - - input_regs(dev, regs); - - /* tool index is always 0 here since there is no dual input tool */ - idx = data[1] & 0x01; - /* pad packets. Works as a second tool and is always in prox */ - if (data[0] == 12) - { + if (data[0] == 12) { /* initiate the pad as a device */ - if (wacom->tool[1] != BTN_TOOL_FINGER) - { + if (wacom->tool[1] != BTN_TOOL_FINGER) { wacom->tool[1] = BTN_TOOL_FINGER; input_report_key(dev, wacom->tool[1], 1); } @@ -656,37 +562,78 @@ static void wacom_intuos3_irq(struct urb *urb, struct pt_regs *regs) } /* process in/out prox events */ - if (wacom_intuos_inout(urb)) goto exit; + if (wacom_intuos_inout(urb)) + goto exit; - input_report_abs(dev, ABS_X, ((__u32)data[2] << 9) | ((__u32)data[3] << 1) | ((data[9] >> 1) & 1)); - input_report_abs(dev, ABS_Y, ((__u32)data[4] << 9) | ((__u32)data[5] << 1) | (data[9] & 1)); - input_report_abs(dev, ABS_DISTANCE, ((data[9] >> 2) & 0x3f)); + /* Cintiq doesn't send data when RDY bit isn't set */ + if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40)) + return; + + if (wacom->features->type >= INTUOS3) { + input_report_abs(dev, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1)); + input_report_abs(dev, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1)); + input_report_abs(dev, ABS_DISTANCE, ((data[9] >> 2) & 0x3f)); + } else { + input_report_abs(dev, ABS_X, be16_to_cpu(*(__be16 *) &data[2])); + input_report_abs(dev, ABS_Y, be16_to_cpu(*(__be16 *) &data[4])); + input_report_abs(dev, ABS_DISTANCE, ((data[9] >> 3) & 0x1f)); + } /* process general packets */ wacom_intuos_general(urb); - if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) - { - /* Marker pen rotation packet. Reported as wheel due to valuator limitation */ - if (data[1] & 0x02) - { - t = ((__u32)data[6] << 3) | ((data[7] >> 5) & 7); - t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) : - ((t-1) / 2 + 450)) : (450 - t / 2) ; - input_report_abs(dev, ABS_WHEEL, t); - } + /* 4D mouse, 2D mouse, marker pen rotation, or Lens cursor packets */ + if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) { + + if (data[1] & 0x02) { + /* Rotation packet */ + if (wacom->features->type >= INTUOS3) { + /* I3 marker pen rotation reported as wheel + * due to valuator limitation + */ + t = (data[6] << 3) | ((data[7] >> 5) & 7); + t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) : + ((t-1) / 2 + 450)) : (450 - t / 2) ; + input_report_abs(dev, ABS_WHEEL, t); + } else { + /* 4D mouse rotation packet */ + t = (data[6] << 3) | ((data[7] >> 5) & 7); + input_report_abs(dev, ABS_RZ, (data[7] & 0x20) ? + ((t - 1) / 2) : -t / 2); + } - /* 2D mouse packets */ - if (wacom->tool[idx] == BTN_TOOL_MOUSE) - { + } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3) { + /* 4D mouse packet */ + input_report_key(dev, BTN_LEFT, data[8] & 0x01); + input_report_key(dev, BTN_MIDDLE, data[8] & 0x02); + input_report_key(dev, BTN_RIGHT, data[8] & 0x04); + + input_report_key(dev, BTN_SIDE, data[8] & 0x20); + input_report_key(dev, BTN_EXTRA, data[8] & 0x10); + t = (data[6] << 2) | ((data[7] >> 6) & 3); + input_report_abs(dev, ABS_THROTTLE, (data[8] & 0x08) ? -t : t); + + } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) { + /* 2D mouse packet */ input_report_key(dev, BTN_LEFT, data[8] & 0x04); input_report_key(dev, BTN_MIDDLE, data[8] & 0x08); input_report_key(dev, BTN_RIGHT, data[8] & 0x10); - input_report_key(dev, BTN_SIDE, data[8] & 0x40); - input_report_key(dev, BTN_EXTRA, data[8] & 0x20); - /* mouse wheel is positive when rolled backwards */ - input_report_rel(dev, REL_WHEEL, ((__u32)((data[8] & 0x02) >> 1) - - (__u32)(data[8] & 0x01))); + input_report_rel(dev, REL_WHEEL, ((data[8] & 0x02) >> 1) + - (data[8] & 0x01)); + + /* I3 2D mouse side buttons */ + if (wacom->features->type == INTUOS3) { + input_report_key(dev, BTN_SIDE, data[8] & 0x40); + input_report_key(dev, BTN_EXTRA, data[8] & 0x20); + } + + } else if (wacom->features->type < INTUOS3) { + /* Lens cursor packets */ + input_report_key(dev, BTN_LEFT, data[8] & 0x01); + input_report_key(dev, BTN_MIDDLE, data[8] & 0x02); + input_report_key(dev, BTN_RIGHT, data[8] & 0x04); + input_report_key(dev, BTN_SIDE, data[8] & 0x10); + input_report_key(dev, BTN_EXTRA, data[8] & 0x08); } } @@ -702,35 +649,36 @@ exit: } static struct wacom_features wacom_features[] = { - { "Wacom Penpartner", 7, 5040, 3780, 255, 32, 0, wacom_penpartner_irq }, - { "Wacom Graphire", 8, 10206, 7422, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Graphire3", 8, 10208, 7424, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom PL400", 8, 5408, 4056, 255, 32, 3, wacom_pl_irq }, - { "Wacom PL500", 8, 6144, 4608, 255, 32, 3, wacom_pl_irq }, - { "Wacom PL600", 8, 6126, 4604, 255, 32, 3, wacom_pl_irq }, - { "Wacom PL600SX", 8, 6260, 5016, 255, 32, 3, wacom_pl_irq }, - { "Wacom PL550", 8, 6144, 4608, 511, 32, 3, wacom_pl_irq }, - { "Wacom PL800", 8, 7220, 5780, 511, 32, 3, wacom_pl_irq }, - { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 15, 2, wacom_intuos_irq }, - { "Wacom Volito", 8, 5104, 3712, 511, 32, 1, wacom_graphire_irq }, - { "Wacom Cintiq Partner",8, 20480, 15360, 511, 32, 3, wacom_ptu_irq }, - { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 15, 4, wacom_intuos3_irq }, - { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 15, 4, wacom_intuos3_irq }, - { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 15, 4, wacom_intuos3_irq }, - { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, 2, wacom_intuos_irq }, - { } + { "Wacom Penpartner", 7, 5040, 3780, 255, 32, PENPARTNER, wacom_penpartner_irq }, + { "Wacom Graphire", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Graphire3", 8, 10208, 7424, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom PL400", 8, 5408, 4056, 255, 32, PL, wacom_pl_irq }, + { "Wacom PL500", 8, 6144, 4608, 255, 32, PL, wacom_pl_irq }, + { "Wacom PL600", 8, 6126, 4604, 255, 32, PL, wacom_pl_irq }, + { "Wacom PL600SX", 8, 6260, 5016, 255, 32, PL, wacom_pl_irq }, + { "Wacom PL550", 8, 6144, 4608, 511, 32, PL, wacom_pl_irq }, + { "Wacom PL800", 8, 7220, 5780, 511, 32, PL, wacom_pl_irq }, + { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_intuos_irq }, + { "Wacom Volito", 8, 5104, 3712, 511, 32, GRAPHIRE, wacom_graphire_irq }, + { "Wacom Cintiq Partner",8, 20480, 15360, 511, 32, PL, wacom_ptu_irq }, + { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 15, INTUOS3, wacom_intuos_irq }, + { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 15, INTUOS3, wacom_intuos_irq }, + { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 15, INTUOS3, wacom_intuos_irq }, + { "Wacom Cintiq 21UX", 10, 87200, 65600, 1023, 15, CINTIQ, wacom_intuos_irq }, + { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq }, + { } }; static struct usb_device_id wacom_ids[] = { @@ -761,6 +709,7 @@ static struct usb_device_id wacom_ids[] = { { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB0) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB1) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB2) }, + { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) }, { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) }, { } }; @@ -771,14 +720,9 @@ static int wacom_open(struct input_dev *dev) { struct wacom *wacom = dev->private; - if (wacom->open++) - return 0; - wacom->irq->dev = wacom->usbdev; - if (usb_submit_urb(wacom->irq, GFP_KERNEL)) { - wacom->open--; + if (usb_submit_urb(wacom->irq, GFP_KERNEL)) return -EIO; - } return 0; } @@ -787,8 +731,7 @@ static void wacom_close(struct input_dev *dev) { struct wacom *wacom = dev->private; - if (!--wacom->open) - usb_kill_urb(wacom->irq); + usb_kill_urb(wacom->irq); } static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id) @@ -823,32 +766,33 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_PEN) | BIT(BTN_TOUCH) | BIT(BTN_STYLUS); switch (wacom->features->type) { - case 1: + case GRAPHIRE: wacom->dev.evbit[0] |= BIT(EV_REL); wacom->dev.relbit[0] |= BIT(REL_WHEEL); wacom->dev.absbit[0] |= BIT(ABS_DISTANCE); wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE); - wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_STYLUS2); + wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_STYLUS2); break; - case 4: /* new functions for Intuos3 */ + case INTUOS3: + case CINTIQ: wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER); wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7); wacom->dev.absbit[0] |= BIT(ABS_RX) | BIT(ABS_RY); /* fall through */ - case 2: + case INTUOS: wacom->dev.evbit[0] |= BIT(EV_MSC) | BIT(EV_REL); wacom->dev.mscbit[0] |= BIT(MSC_SERIAL); wacom->dev.relbit[0] |= BIT(REL_WHEEL); wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE) | BIT(BTN_SIDE) | BIT(BTN_EXTRA); - wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_TOOL_BRUSH) + wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_TOOL_BRUSH) | BIT(BTN_TOOL_PENCIL) | BIT(BTN_TOOL_AIRBRUSH) | BIT(BTN_TOOL_LENS) | BIT(BTN_STYLUS2); wacom->dev.absbit[0] |= BIT(ABS_DISTANCE) | BIT(ABS_WHEEL) | BIT(ABS_TILT_X) | BIT(ABS_TILT_Y) | BIT(ABS_RZ) | BIT(ABS_THROTTLE); break; - case 3: - wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_STYLUS2) | BIT(BTN_TOOL_RUBBER); + case PL: + wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_STYLUS2) | BIT(BTN_TOOL_RUBBER); break; } diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c index d65edb2..a7fa1b1 100644 --- a/drivers/usb/input/xpad.c +++ b/drivers/usb/input/xpad.c @@ -104,13 +104,12 @@ MODULE_DEVICE_TABLE (usb, xpad_table); struct usb_xpad { struct input_dev dev; /* input device interface */ struct usb_device *udev; /* usb device */ - + struct urb *irq_in; /* urb for interrupt in report */ unsigned char *idata; /* input data */ dma_addr_t idata_dma; - + char phys[65]; /* physical device path */ - int open_count; /* reference count */ }; /* @@ -128,35 +127,35 @@ static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *d struct input_dev *dev = &xpad->dev; input_regs(dev, regs); - + /* left stick */ input_report_abs(dev, ABS_X, (__s16) (((__s16)data[13] << 8) | data[12])); input_report_abs(dev, ABS_Y, (__s16) (((__s16)data[15] << 8) | data[14])); - + /* right stick */ input_report_abs(dev, ABS_RX, (__s16) (((__s16)data[17] << 8) | data[16])); input_report_abs(dev, ABS_RY, (__s16) (((__s16)data[19] << 8) | data[18])); - + /* triggers left/right */ input_report_abs(dev, ABS_Z, data[10]); input_report_abs(dev, ABS_RZ, data[11]); - + /* digital pad */ input_report_abs(dev, ABS_HAT0X, !!(data[2] & 0x08) - !!(data[2] & 0x04)); input_report_abs(dev, ABS_HAT0Y, !!(data[2] & 0x02) - !!(data[2] & 0x01)); - + /* start/back buttons and stick press left/right */ input_report_key(dev, BTN_START, (data[2] & 0x10) >> 4); input_report_key(dev, BTN_BACK, (data[2] & 0x20) >> 5); input_report_key(dev, BTN_THUMBL, (data[2] & 0x40) >> 6); input_report_key(dev, BTN_THUMBR, data[2] >> 7); - + /* "analog" buttons A, B, X, Y */ input_report_key(dev, BTN_A, data[4]); input_report_key(dev, BTN_B, data[5]); input_report_key(dev, BTN_X, data[6]); input_report_key(dev, BTN_Y, data[7]); - + /* "analog" buttons black, white */ input_report_key(dev, BTN_C, data[8]); input_report_key(dev, BTN_Z, data[9]); @@ -168,7 +167,7 @@ static void xpad_irq_in(struct urb *urb, struct pt_regs *regs) { struct usb_xpad *xpad = urb->context; int retval; - + switch (urb->status) { case 0: /* success */ @@ -183,7 +182,7 @@ static void xpad_irq_in(struct urb *urb, struct pt_regs *regs) dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); goto exit; } - + xpad_process_packet(xpad, 0, xpad->idata, regs); exit: @@ -196,25 +195,19 @@ exit: static int xpad_open (struct input_dev *dev) { struct usb_xpad *xpad = dev->private; - - if (xpad->open_count++) - return 0; - + xpad->irq_in->dev = xpad->udev; - if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) { - xpad->open_count--; + if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) return -EIO; - } - + return 0; } static void xpad_close (struct input_dev *dev) { struct usb_xpad *xpad = dev->private; - - if (!--xpad->open_count) - usb_kill_urb(xpad->irq_in); + + usb_kill_urb(xpad->irq_in); } static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) @@ -224,19 +217,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id struct usb_endpoint_descriptor *ep_irq_in; char path[64]; int i; - + for (i = 0; xpad_device[i].idVendor; i++) { if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) break; } - + if ((xpad = kmalloc (sizeof(struct usb_xpad), GFP_KERNEL)) == NULL) { err("cannot allocate memory for new pad"); return -ENOMEM; } memset(xpad, 0, sizeof(struct usb_xpad)); - + xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN, SLAB_ATOMIC, &xpad->idata_dma); if (!xpad->idata) { @@ -251,18 +244,18 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id kfree(xpad); return -ENOMEM; } - + ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; - + usb_fill_int_urb(xpad->irq_in, udev, usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), xpad->idata, XPAD_PKT_LEN, xpad_irq_in, xpad, ep_irq_in->bInterval); xpad->irq_in->transfer_dma = xpad->idata_dma; xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - + xpad->udev = udev; - + xpad->dev.id.bustype = BUS_USB; xpad->dev.id.vendor = le16_to_cpu(udev->descriptor.idVendor); xpad->dev.id.product = le16_to_cpu(udev->descriptor.idProduct); @@ -273,21 +266,21 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id xpad->dev.phys = xpad->phys; xpad->dev.open = xpad_open; xpad->dev.close = xpad_close; - + usb_make_path(udev, path, 64); snprintf(xpad->phys, 64, "%s/input0", path); - + xpad->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_ABS); - + for (i = 0; xpad_btn[i] >= 0; i++) set_bit(xpad_btn[i], xpad->dev.keybit); - + for (i = 0; xpad_abs[i] >= 0; i++) { - + signed short t = xpad_abs[i]; - + set_bit(t, xpad->dev.absbit); - + switch (t) { case ABS_X: case ABS_Y: @@ -310,11 +303,11 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id break; } } - + input_register_device(&xpad->dev); - + printk(KERN_INFO "input: %s on %s", xpad->dev.name, path); - + usb_set_intfdata(intf, xpad); return 0; } @@ -322,7 +315,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id static void xpad_disconnect(struct usb_interface *intf) { struct usb_xpad *xpad = usb_get_intfdata (intf); - + usb_set_intfdata(intf, NULL); if (xpad) { usb_kill_urb(xpad->irq_in); diff --git a/drivers/usb/media/stv680.c b/drivers/usb/media/stv680.c index ae455c8..7398a7f 100644 --- a/drivers/usb/media/stv680.c +++ b/drivers/usb/media/stv680.c @@ -1375,9 +1375,13 @@ static int stv680_probe (struct usb_interface *intf, const struct usb_device_id (le16_to_cpu(dev->descriptor.idProduct) == USB_PENCAM_PRODUCT_ID)) { camera_name = "STV0680"; PDEBUG (0, "STV(i): STV0680 camera found."); + } else if ((le16_to_cpu(dev->descriptor.idVendor) == USB_CREATIVEGOMINI_VENDOR_ID) && + (le16_to_cpu(dev->descriptor.idProduct) == USB_CREATIVEGOMINI_PRODUCT_ID)) { + camera_name = "Creative WebCam Go Mini"; + PDEBUG (0, "STV(i): Creative WebCam Go Mini found."); } else { - PDEBUG (0, "STV(e): Vendor/Product ID do not match STV0680 values."); - PDEBUG (0, "STV(e): Check that the STV0680 camera is connected to the computer."); + PDEBUG (0, "STV(e): Vendor/Product ID do not match STV0680 or Creative WebCam Go Mini values."); + PDEBUG (0, "STV(e): Check that the STV0680 or Creative WebCam Go Mini camera is connected to the computer."); retval = -ENODEV; goto error; } diff --git a/drivers/usb/media/stv680.h b/drivers/usb/media/stv680.h index 7e0e314d..4459406 100644 --- a/drivers/usb/media/stv680.h +++ b/drivers/usb/media/stv680.h @@ -41,12 +41,17 @@ #define USB_PENCAM_VENDOR_ID 0x0553 #define USB_PENCAM_PRODUCT_ID 0x0202 + +#define USB_CREATIVEGOMINI_VENDOR_ID 0x041e +#define USB_CREATIVEGOMINI_PRODUCT_ID 0x4007 + #define PENCAM_TIMEOUT 1000 /* fmt 4 */ #define STV_VIDEO_PALETTE VIDEO_PALETTE_RGB24 static struct usb_device_id device_table[] = { {USB_DEVICE (USB_PENCAM_VENDOR_ID, USB_PENCAM_PRODUCT_ID)}, + {USB_DEVICE (USB_CREATIVEGOMINI_VENDOR_ID, USB_CREATIVEGOMINI_PRODUCT_ID)}, {} }; MODULE_DEVICE_TABLE (usb, device_table); diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c index ce030d1..733acc2 100644 --- a/drivers/usb/misc/idmouse.c +++ b/drivers/usb/misc/idmouse.c @@ -1,4 +1,4 @@ -/* Siemens ID Mouse driver v0.5 +/* Siemens ID Mouse driver v0.6 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -11,6 +11,9 @@ Derived from the USB Skeleton driver 1.1, Copyright (C) 2003 Greg Kroah-Hartman (greg@kroah.com) + Additional information provided by Martin Reising + <Martin.Reising@natural-computing.de> + */ #include <linux/config.h> @@ -25,29 +28,44 @@ #include <asm/uaccess.h> #include <linux/usb.h> +/* image constants */ #define WIDTH 225 -#define HEIGHT 288 -#define HEADER "P5 225 288 255 " +#define HEIGHT 289 +#define HEADER "P5 225 289 255 " #define IMGSIZE ((WIDTH * HEIGHT) + sizeof(HEADER)-1) -/* Version Information */ -#define DRIVER_VERSION "0.5" +/* version information */ +#define DRIVER_VERSION "0.6" #define DRIVER_SHORT "idmouse" #define DRIVER_AUTHOR "Florian 'Floe' Echtler <echtler@fs.tum.de>" #define DRIVER_DESC "Siemens ID Mouse FingerTIP Sensor Driver" -/* Siemens ID Mouse */ -#define USB_IDMOUSE_VENDOR_ID 0x0681 -#define USB_IDMOUSE_PRODUCT_ID 0x0005 - -/* we still need a minor number */ +/* minor number for misc USB devices */ #define USB_IDMOUSE_MINOR_BASE 132 +/* vendor and device IDs */ +#define ID_SIEMENS 0x0681 +#define ID_IDMOUSE 0x0005 +#define ID_CHERRY 0x0010 + +/* device ID table */ static struct usb_device_id idmouse_table[] = { - {USB_DEVICE(USB_IDMOUSE_VENDOR_ID, USB_IDMOUSE_PRODUCT_ID)}, - {} /* null entry at the end */ + {USB_DEVICE(ID_SIEMENS, ID_IDMOUSE)}, /* Siemens ID Mouse (Professional) */ + {USB_DEVICE(ID_SIEMENS, ID_CHERRY )}, /* Cherry FingerTIP ID Board */ + {} /* terminating null entry */ }; +/* sensor commands */ +#define FTIP_RESET 0x20 +#define FTIP_ACQUIRE 0x21 +#define FTIP_RELEASE 0x22 +#define FTIP_BLINK 0x23 /* LSB of value = blink pulse width */ +#define FTIP_SCROLL 0x24 + +#define ftip_command(dev, command, value, index) \ + usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), command, \ + USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT, value, index, NULL, 0, 1000) + MODULE_DEVICE_TABLE(usb, idmouse_table); /* structure to hold all of our device specific stuff */ @@ -57,7 +75,8 @@ struct usb_idmouse { struct usb_interface *interface; /* the interface for this device */ unsigned char *bulk_in_buffer; /* the buffer to receive data */ - size_t bulk_in_size; /* the size of the receive buffer */ + size_t bulk_in_size; /* the maximum bulk packet size */ + size_t orig_bi_size; /* same as above, but reported by the device */ __u8 bulk_in_endpointAddr; /* the address of the bulk in endpoint */ int open; /* if the port is open or not */ @@ -103,7 +122,7 @@ static struct usb_driver idmouse_driver = { .id_table = idmouse_table, }; -// prevent races between open() and disconnect() +/* prevent races between open() and disconnect() */ static DECLARE_MUTEX(disconnect_sem); static int idmouse_create_image(struct usb_idmouse *dev) @@ -112,42 +131,34 @@ static int idmouse_create_image(struct usb_idmouse *dev) int bulk_read = 0; int result = 0; - if (dev->bulk_in_size < sizeof(HEADER)) - return -ENOMEM; - - memcpy(dev->bulk_in_buffer,HEADER,sizeof(HEADER)-1); + memcpy(dev->bulk_in_buffer, HEADER, sizeof(HEADER)-1); bytes_read += sizeof(HEADER)-1; - /* Dump the setup packets. Yes, they are uncommented, simply - because they were sniffed under Windows using SnoopyPro. - I _guess_ that 0x22 is a kind of reset command and 0x21 - means init.. - */ - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x21, 0x42, 0x0001, 0x0002, NULL, 0, 1000); - if (result < 0) - return result; - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x20, 0x42, 0x0001, 0x0002, NULL, 0, 1000); + /* reset the device and set a fast blink rate */ + result = ftip_command(dev, FTIP_RELEASE, 0, 0); if (result < 0) - return result; - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x22, 0x42, 0x0000, 0x0002, NULL, 0, 1000); + goto reset; + result = ftip_command(dev, FTIP_BLINK, 1, 0); if (result < 0) - return result; + goto reset; - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x21, 0x42, 0x0001, 0x0002, NULL, 0, 1000); + /* initialize the sensor - sending this command twice */ + /* significantly reduces the rate of failed reads */ + result = ftip_command(dev, FTIP_ACQUIRE, 0, 0); if (result < 0) - return result; - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x20, 0x42, 0x0001, 0x0002, NULL, 0, 1000); + goto reset; + result = ftip_command(dev, FTIP_ACQUIRE, 0, 0); if (result < 0) - return result; - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x20, 0x42, 0x0000, 0x0002, NULL, 0, 1000); + goto reset; + + /* start the readout - sending this command twice */ + /* presumably enables the high dynamic range mode */ + result = ftip_command(dev, FTIP_RESET, 0, 0); if (result < 0) - return result; + goto reset; + result = ftip_command(dev, FTIP_RESET, 0, 0); + if (result < 0) + goto reset; /* loop over a blocking bulk read to get data from the device */ while (bytes_read < IMGSIZE) { @@ -155,22 +166,40 @@ static int idmouse_create_image(struct usb_idmouse *dev) usb_rcvbulkpipe (dev->udev, dev->bulk_in_endpointAddr), dev->bulk_in_buffer + bytes_read, dev->bulk_in_size, &bulk_read, 5000); - if (result < 0) - return result; - if (signal_pending(current)) - return -EINTR; + if (result < 0) { + /* Maybe this error was caused by the increased packet size? */ + /* Reset to the original value and tell userspace to retry. */ + if (dev->bulk_in_size != dev->orig_bi_size) { + dev->bulk_in_size = dev->orig_bi_size; + result = -EAGAIN; + } + break; + } + if (signal_pending(current)) { + result = -EINTR; + break; + } bytes_read += bulk_read; } /* reset the device */ - result = usb_control_msg (dev->udev, usb_sndctrlpipe (dev->udev, 0), - 0x22, 0x42, 0x0000, 0x0002, NULL, 0, 1000); - if (result < 0) - return result; +reset: + ftip_command(dev, FTIP_RELEASE, 0, 0); + + /* check for valid image */ + /* right border should be black (0x00) */ + for (bytes_read = sizeof(HEADER)-1 + WIDTH-1; bytes_read < IMGSIZE; bytes_read += WIDTH) + if (dev->bulk_in_buffer[bytes_read] != 0x00) + return -EAGAIN; - /* should be IMGSIZE == 64815 */ + /* lower border should be white (0xFF) */ + for (bytes_read = IMGSIZE-WIDTH; bytes_read < IMGSIZE-1; bytes_read++) + if (dev->bulk_in_buffer[bytes_read] != 0xFF) + return -EAGAIN; + + /* should be IMGSIZE == 65040 */ dbg("read %d bytes fingerprint data", bytes_read); - return 0; + return result; } static inline void idmouse_delete(struct usb_idmouse *dev) @@ -282,10 +311,10 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count dev = (struct usb_idmouse *) file->private_data; - // lock this object + /* lock this object */ down (&dev->sem); - // verify that the device wasn't unplugged + /* verify that the device wasn't unplugged */ if (!dev->present) { up (&dev->sem); return -ENODEV; @@ -296,8 +325,7 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count return 0; } - if (count > IMGSIZE - *ppos) - count = IMGSIZE - *ppos; + count = min ((loff_t)count, IMGSIZE - (*ppos)); if (copy_to_user (buffer, dev->bulk_in_buffer + *ppos, count)) { result = -EFAULT; @@ -306,7 +334,7 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count *ppos += count; } - // unlock the device + /* unlock the device */ up(&dev->sem); return result; } @@ -318,7 +346,6 @@ static int idmouse_probe(struct usb_interface *interface, struct usb_idmouse *dev = NULL; struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; - size_t buffer_size; int result; /* check if we have gotten the data or the hid interface */ @@ -344,11 +371,11 @@ static int idmouse_probe(struct usb_interface *interface, USB_ENDPOINT_XFER_BULK)) { /* we found a bulk in endpoint */ - buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); - dev->bulk_in_size = buffer_size; + dev->orig_bi_size = le16_to_cpu(endpoint->wMaxPacketSize); + dev->bulk_in_size = 0x200; /* works _much_ faster */ dev->bulk_in_endpointAddr = endpoint->bEndpointAddress; dev->bulk_in_buffer = - kmalloc(IMGSIZE + buffer_size, GFP_KERNEL); + kmalloc(IMGSIZE + dev->bulk_in_size, GFP_KERNEL); if (!dev->bulk_in_buffer) { err("Unable to allocate input buffer."); diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c index 3104f28..cda7249 100644 --- a/drivers/usb/misc/usbtest.c +++ b/drivers/usb/misc/usbtest.c @@ -461,7 +461,7 @@ static int perform_sglist ( static unsigned realworld = 1; module_param (realworld, uint, 0); -MODULE_PARM_DESC (realworld, "clear to demand stricter ch9 compliance"); +MODULE_PARM_DESC (realworld, "clear to demand stricter spec compliance"); static int get_altsetting (struct usbtest_dev *dev) { @@ -604,9 +604,8 @@ static int ch9_postconfig (struct usbtest_dev *dev) USB_DIR_IN | USB_RECIP_DEVICE, 0, 0, dev->buf, 1, USB_CTRL_GET_TIMEOUT); if (retval != 1 || dev->buf [0] != expected) { - dev_dbg (&iface->dev, - "get config --> %d (%d)\n", retval, - expected); + dev_dbg (&iface->dev, "get config --> %d %d (1 %d)\n", + retval, dev->buf[0], expected); return (retval < 0) ? retval : -EDOM; } } @@ -1243,7 +1242,7 @@ static int ctrl_out (struct usbtest_dev *dev, char *what = "?"; struct usb_device *udev; - if (length > 0xffff || vary >= length) + if (length < 1 || length > 0xffff || vary >= length) return -EINVAL; buf = kmalloc(length, SLAB_KERNEL); @@ -1266,6 +1265,11 @@ static int ctrl_out (struct usbtest_dev *dev, 0, 0, buf, len, USB_CTRL_SET_TIMEOUT); if (retval != len) { what = "write"; + if (retval >= 0) { + INFO(dev, "ctrl_out, wlen %d (expected %d)\n", + retval, len); + retval = -EBADMSG; + } break; } @@ -1275,6 +1279,11 @@ static int ctrl_out (struct usbtest_dev *dev, 0, 0, buf, len, USB_CTRL_GET_TIMEOUT); if (retval != len) { what = "read"; + if (retval >= 0) { + INFO(dev, "ctrl_out, rlen %d (expected %d)\n", + retval, len); + retval = -EBADMSG; + } break; } @@ -1293,8 +1302,13 @@ static int ctrl_out (struct usbtest_dev *dev, } len += vary; + + /* [real world] the "zero bytes IN" case isn't really used. + * hardware can easily trip up in this wierd case, since its + * status stage is IN, not OUT like other ep0in transfers. + */ if (len > length) - len = 0; + len = realworld ? 1 : 0; } if (retval < 0) @@ -1519,6 +1533,11 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf) if (down_interruptible (&dev->sem)) return -ERESTARTSYS; + if (intf->dev.power.power_state != PMSG_ON) { + up (&dev->sem); + return -EHOSTUNREACH; + } + /* some devices, like ez-usb default devices, need a non-default * altsetting to have any active endpoints. some tests change * altsettings; force a default so most tests don't need to check. @@ -1762,8 +1781,10 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf) case 14: if (!dev->info->ctrl_out) break; - dev_dbg (&intf->dev, "TEST 14: %d ep0out, 0..%d vary %d\n", - param->iterations, param->length, param->vary); + dev_dbg (&intf->dev, "TEST 14: %d ep0out, %d..%d vary %d\n", + param->iterations, + realworld ? 1 : 0, param->length, + param->vary); retval = ctrl_out (dev, param->iterations, param->length, param->vary); break; @@ -1927,6 +1948,27 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id) return 0; } +static int usbtest_suspend (struct usb_interface *intf, pm_message_t message) +{ + struct usbtest_dev *dev = usb_get_intfdata (intf); + + down (&dev->sem); + intf->dev.power.power_state = PMSG_SUSPEND; + up (&dev->sem); + return 0; +} + +static int usbtest_resume (struct usb_interface *intf) +{ + struct usbtest_dev *dev = usb_get_intfdata (intf); + + down (&dev->sem); + intf->dev.power.power_state = PMSG_ON; + up (&dev->sem); + return 0; +} + + static void usbtest_disconnect (struct usb_interface *intf) { struct usbtest_dev *dev = usb_get_intfdata (intf); @@ -2115,6 +2157,8 @@ static struct usb_driver usbtest_driver = { .probe = usbtest_probe, .ioctl = usbtest_ioctl, .disconnect = usbtest_disconnect, + .suspend = usbtest_suspend, + .resume = usbtest_resume, }; /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c index d976790..5f4496d 100644 --- a/drivers/usb/net/pegasus.c +++ b/drivers/usb/net/pegasus.c @@ -1166,7 +1166,7 @@ static void pegasus_set_multicast(struct net_device *net) pegasus->eth_regs[EthCtrl2] |= RX_PROMISCUOUS; if (netif_msg_link(pegasus)) pr_info("%s: Promiscuous mode enabled.\n", net->name); - } else if ((net->mc_count > multicast_filter_limit) || + } else if (net->mc_count || (net->flags & IFF_ALLMULTI)) { pegasus->eth_regs[EthCtrl0] |= RX_MULTICAST; pegasus->eth_regs[EthCtrl2] &= ~RX_PROMISCUOUS; diff --git a/drivers/usb/net/pegasus.h b/drivers/usb/net/pegasus.h index 13ccede..b98f2a8 100644 --- a/drivers/usb/net/pegasus.h +++ b/drivers/usb/net/pegasus.h @@ -249,6 +249,8 @@ PEGASUS_DEV( "Kingston KNU101TX Ethernet", VENDOR_KINGSTON, 0x000a, DEFAULT_GPIO_RESET) PEGASUS_DEV( "LANEED USB Ethernet LD-USB/TX", VENDOR_LANEED, 0x4002, DEFAULT_GPIO_RESET ) +PEGASUS_DEV( "LANEED USB Ethernet LD-USBL/TX", VENDOR_LANEED, 0x4005, + DEFAULT_GPIO_RESET | PEGASUS_II) PEGASUS_DEV( "LANEED USB Ethernet LD-USB/TX", VENDOR_LANEED, 0x400b, DEFAULT_GPIO_RESET | PEGASUS_II ) PEGASUS_DEV( "LANEED USB Ethernet LD-USB/T", VENDOR_LANEED, 0xabc1, diff --git a/drivers/usb/net/rtl8150.c b/drivers/usb/net/rtl8150.c index 8fb2233..626b016 100644 --- a/drivers/usb/net/rtl8150.c +++ b/drivers/usb/net/rtl8150.c @@ -667,7 +667,7 @@ static void rtl8150_set_multicast(struct net_device *netdev) if (netdev->flags & IFF_PROMISC) { dev->rx_creg |= cpu_to_le16(0x0001); info("%s: promiscuous mode", netdev->name); - } else if ((netdev->mc_count > multicast_filter_limit) || + } else if (netdev->mc_count || (netdev->flags & IFF_ALLMULTI)) { dev->rx_creg &= cpu_to_le16(0xfffe); dev->rx_creg |= cpu_to_le16(0x0002); diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c index 4cbb408..8a945f4 100644 --- a/drivers/usb/net/usbnet.c +++ b/drivers/usb/net/usbnet.c @@ -1429,7 +1429,7 @@ static int generic_cdc_bind (struct usbnet *dev, struct usb_interface *intf) info->ether = (void *) buf; if (info->ether->bLength != sizeof *info->ether) { dev_dbg (&intf->dev, "CDC ether len %u\n", - info->u->bLength); + info->ether->bLength); goto bad_desc; } dev->net->mtu = le16_to_cpup ( diff --git a/drivers/usb/net/zd1201.c b/drivers/usb/net/zd1201.c index 341ae5f..3b387b0 100644 --- a/drivers/usb/net/zd1201.c +++ b/drivers/usb/net/zd1201.c @@ -1884,12 +1884,53 @@ static void zd1201_disconnect(struct usb_interface *interface) kfree(zd); } +#ifdef CONFIG_PM + +static int zd1201_suspend(struct usb_interface *interface, + pm_message_t message) +{ + struct zd1201 *zd = usb_get_intfdata(interface); + + netif_device_detach(zd->dev); + + zd->was_enabled = zd->mac_enabled; + + if (zd->was_enabled) + return zd1201_disable(zd); + else + return 0; +} + +static int zd1201_resume(struct usb_interface *interface) +{ + struct zd1201 *zd = usb_get_intfdata(interface); + + if (!zd || !zd->dev) + return -ENODEV; + + netif_device_attach(zd->dev); + + if (zd->was_enabled) + return zd1201_enable(zd); + else + return 0; +} + +#else + +#define zd1201_suspend NULL +#define zd1201_resume NULL + +#endif + static struct usb_driver zd1201_usb = { .owner = THIS_MODULE, .name = "zd1201", .probe = zd1201_probe, .disconnect = zd1201_disconnect, .id_table = zd1201_table, + .suspend = zd1201_suspend, + .resume = zd1201_resume, }; static int __init zd1201_init(void) diff --git a/drivers/usb/net/zd1201.h b/drivers/usb/net/zd1201.h index 1627c71..235f0ee 100644 --- a/drivers/usb/net/zd1201.h +++ b/drivers/usb/net/zd1201.h @@ -46,6 +46,7 @@ struct zd1201 { char essid[IW_ESSID_MAX_SIZE+1]; int essidlen; int mac_enabled; + int was_enabled; int monitor; int encode_enabled; int encode_restricted; diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 46a204c..b5b4310 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -213,10 +213,14 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b return (0); } - if (port->write_urb->status == -EINPROGRESS) { + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); spin_lock_irqsave(&priv->lock, flags); @@ -224,6 +228,7 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b /* To much data for buffer. Reset buffer. */ priv->wrfilled=0; spin_unlock_irqrestore(&priv->lock, flags); + port->write_urb_busy = 0; return (0); } @@ -268,6 +273,7 @@ static int cyberjack_write (struct usb_serial_port *port, const unsigned char *b priv->wrfilled=0; priv->wrsent=0; spin_unlock_irqrestore(&priv->lock, flags); + port->write_urb_busy = 0; return 0; } @@ -412,7 +418,8 @@ static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs struct cyberjack_private *priv = usb_get_serial_port_data(port); dbg("%s - port %d", __FUNCTION__, port->number); - + + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; @@ -424,12 +431,6 @@ static void cyberjack_write_bulk_callback (struct urb *urb, struct pt_regs *regs if( priv->wrfilled ) { int length, blksize, result; - if (port->write_urb->status == -EINPROGRESS) { - dbg("%s - already writing", __FUNCTION__); - spin_unlock(&priv->lock); - return; - } - dbg("%s - transmitting data (frame n)", __FUNCTION__); length = ((priv->wrfilled - priv->wrsent) > port->bulk_out_size) ? diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 99214aa..ddde5fb 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -174,10 +174,14 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char * /* only do something if we have a bulk out endpoint */ if (serial->num_bulk_out) { - if (port->write_urb->status == -EINPROGRESS) { + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = (count > port->bulk_out_size) ? port->bulk_out_size : count; @@ -195,17 +199,20 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char * usb_serial_generic_write_bulk_callback), port); /* send the data out the bulk port */ + port->write_urb_busy = 1; result = usb_submit_urb(port->write_urb, GFP_ATOMIC); - if (result) + if (result) { dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__, result); - else + /* don't have to grab the lock here, as we will retry if != 0 */ + port->write_urb_busy = 0; + } else result = count; return result; } /* no bulk out, so return 0 bytes written */ - return (0); + return 0; } int usb_serial_generic_write_room (struct usb_serial_port *port) @@ -214,9 +221,9 @@ int usb_serial_generic_write_room (struct usb_serial_port *port) int room = 0; dbg("%s - port %d", __FUNCTION__, port->number); - + if (serial->num_bulk_out) { - if (port->write_urb->status != -EINPROGRESS) + if (port->write_urb_busy) room = port->bulk_out_size; } @@ -232,7 +239,7 @@ int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port) dbg("%s - port %d", __FUNCTION__, port->number); if (serial->num_bulk_out) { - if (port->write_urb->status == -EINPROGRESS) + if (port->write_urb_busy) chars = port->write_urb->transfer_buffer_length; } @@ -291,6 +298,7 @@ void usb_serial_generic_write_bulk_callback (struct urb *urb, struct pt_regs *re dbg("%s - port %d", __FUNCTION__, port->number); + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 3bd69c4..c05c2a2 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -818,11 +818,6 @@ static void ipaq_write_gather(struct usb_serial_port *port) struct ipaq_packet *pkt, *tmp; struct urb *urb = port->write_urb; - if (urb->status == -EINPROGRESS) { - /* Should never happen */ - err("%s - flushing while urb is active !", __FUNCTION__); - return; - } room = URBDATA_SIZE; list_for_each_entry_safe(pkt, tmp, &priv->queue, list) { count = min(room, (int)(pkt->len - pkt->written)); diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index 11105d7..85e2424 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -399,16 +399,21 @@ static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int dbg("%s - write request of 0 bytes", __FUNCTION__); return 0; } - - /* Racy and broken, FIXME properly! */ - if (port->write_urb->status == -EINPROGRESS) + + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); return 0; + } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = min(count, port->bulk_out_size); memcpy(port->bulk_out_buffer, buf, count); dbg("%s count now:%d", __FUNCTION__, count); - + usb_fill_bulk_urb(port->write_urb, dev, usb_sndbulkpipe(dev, port->bulk_out_endpointAddress), port->write_urb->transfer_buffer, @@ -418,6 +423,7 @@ static int ipw_write(struct usb_serial_port *port, const unsigned char *buf, int ret = usb_submit_urb(port->write_urb, GFP_ATOMIC); if (ret != 0) { + port->write_urb_busy = 0; dbg("%s - usb_submit_urb(write bulk) failed with error = %d", __FUNCTION__, ret); return ret; } diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c index 59f234d..937b2fd 100644 --- a/drivers/usb/serial/ir-usb.c +++ b/drivers/usb/serial/ir-usb.c @@ -341,10 +341,14 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int if (count == 0) return 0; - if (port->write_urb->status == -EINPROGRESS) { - dbg ("%s - already writing", __FUNCTION__); + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); transfer_buffer = port->write_urb->transfer_buffer; transfer_size = min(count, port->bulk_out_size - 1); @@ -374,9 +378,10 @@ static int ir_write (struct usb_serial_port *port, const unsigned char *buf, int port->write_urb->transfer_flags = URB_ZERO_PACKET; result = usb_submit_urb (port->write_urb, GFP_ATOMIC); - if (result) + if (result) { + port->write_urb_busy = 0; dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__, result); - else + } else result = transfer_size; return result; @@ -387,7 +392,8 @@ static void ir_write_bulk_callback (struct urb *urb, struct pt_regs *regs) struct usb_serial_port *port = (struct usb_serial_port *)urb->context; dbg("%s - port %d", __FUNCTION__, port->number); - + + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 7fd0aa9..635c384 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -520,9 +520,13 @@ static int keyspan_pda_write(struct usb_serial_port *port, the TX urb is in-flight (wait until it completes) the device is full (wait until it says there is room) */ - if (port->write_urb->status == -EINPROGRESS || priv->tx_throttled ) { - return( 0 ); + spin_lock(&port->lock); + if (port->write_urb_busy || priv->tx_throttled) { + spin_unlock(&port->lock); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); /* At this point the URB is in our control, nobody else can submit it again (the only sudden transition was the one from EINPROGRESS to @@ -570,7 +574,7 @@ static int keyspan_pda_write(struct usb_serial_port *port, memcpy (port->write_urb->transfer_buffer, buf, count); /* send the data out the bulk port */ port->write_urb->transfer_buffer_length = count; - + priv->tx_room -= count; port->write_urb->dev = port->serial->dev; @@ -593,6 +597,8 @@ static int keyspan_pda_write(struct usb_serial_port *port, rc = count; exit: + if (rc < 0) + port->write_urb_busy = 0; return rc; } @@ -602,6 +608,7 @@ static void keyspan_pda_write_bulk_callback (struct urb *urb, struct pt_regs *re struct usb_serial_port *port = (struct usb_serial_port *)urb->context; struct keyspan_pda_private *priv; + port->write_urb_busy = 0; priv = usb_get_serial_port_data(port); /* queue up a wakeup at scheduler time */ @@ -626,12 +633,12 @@ static int keyspan_pda_write_room (struct usb_serial_port *port) static int keyspan_pda_chars_in_buffer (struct usb_serial_port *port) { struct keyspan_pda_private *priv; - + priv = usb_get_serial_port_data(port); - + /* when throttled, return at least WAKEUP_CHARS to tell select() (via n_tty.c:normal_poll() ) that we're not writeable. */ - if( port->write_urb->status == -EINPROGRESS || priv->tx_throttled ) + if (port->write_urb_busy || priv->tx_throttled) return 256; return 0; } diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index b5f2c06..6a99ae1 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -254,10 +254,15 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf dbg("%s - write request of 0 bytes", __FUNCTION__); return (0); } - if (wport->write_urb->status == -EINPROGRESS) { + + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); dbg("%s - already writing", __FUNCTION__); - return (0); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); count = (count > OMNINET_BULKOUTSIZE) ? OMNINET_BULKOUTSIZE : count; @@ -275,9 +280,10 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf wport->write_urb->dev = serial->dev; result = usb_submit_urb(wport->write_urb, GFP_ATOMIC); - if (result) + if (result) { + port->write_urb_busy = 0; err("%s - failed submitting write urb, error %d", __FUNCTION__, result); - else + } else result = count; return result; @@ -291,7 +297,7 @@ static int omninet_write_room (struct usb_serial_port *port) int room = 0; // Default: no room - if (wport->write_urb->status != -EINPROGRESS) + if (wport->write_urb_busy) room = wport->bulk_out_size - OMNINET_HEADERLEN; // dbg("omninet_write_room returns %d", room); @@ -306,6 +312,7 @@ static void omninet_write_bulk_callback (struct urb *urb, struct pt_regs *regs) // dbg("omninet_write_bulk_callback, port %0x\n", port); + port->write_urb_busy = 0; if (urb->status) { dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); return; diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c index 0e85ed6..96a1756 100644 --- a/drivers/usb/serial/safe_serial.c +++ b/drivers/usb/serial/safe_serial.c @@ -299,10 +299,14 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i dbg ("%s - write request of 0 bytes", __FUNCTION__); return (0); } - if (port->write_urb->status == -EINPROGRESS) { - dbg ("%s - already writing", __FUNCTION__); - return (0); + spin_lock(&port->lock); + if (port->write_urb_busy) { + spin_unlock(&port->lock); + dbg("%s - already writing", __FUNCTION__); + return 0; } + port->write_urb_busy = 1; + spin_unlock(&port->lock); packet_length = port->bulk_out_size; // get max packetsize @@ -354,6 +358,7 @@ static int safe_write (struct usb_serial_port *port, const unsigned char *buf, i #endif port->write_urb->dev = port->serial->dev; if ((result = usb_submit_urb (port->write_urb, GFP_KERNEL))) { + port->write_urb_busy = 0; err ("%s - failed submitting write urb, error %d", __FUNCTION__, result); return 0; } @@ -368,7 +373,7 @@ static int safe_write_room (struct usb_serial_port *port) dbg ("%s", __FUNCTION__); - if (port->write_urb->status != -EINPROGRESS) + if (port->write_urb_busy) room = port->bulk_out_size - (safe ? 2 : 0); if (room) { diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 5da76dd..0267b26 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -1047,6 +1047,7 @@ int usb_serial_probe(struct usb_interface *interface, memset(port, 0x00, sizeof(struct usb_serial_port)); port->number = i + serial->minor; port->serial = serial; + spin_lock_init(&port->lock); INIT_WORK(&port->work, usb_serial_port_softint, port); serial->port[i] = port; } diff --git a/drivers/usb/serial/usb-serial.h b/drivers/usb/serial/usb-serial.h index d1f0c40..57f92f0 100644 --- a/drivers/usb/serial/usb-serial.h +++ b/drivers/usb/serial/usb-serial.h @@ -69,6 +69,7 @@ * usb_serial_port: structure for the specific ports of a device. * @serial: pointer back to the struct usb_serial owner of this port. * @tty: pointer to the corresponding tty for this port. + * @lock: spinlock to grab when updating portions of this structure. * @number: the number of the port (the minor number). * @interrupt_in_buffer: pointer to the interrupt in buffer for this port. * @interrupt_in_urb: pointer to the interrupt in struct urb for this port. @@ -98,6 +99,7 @@ struct usb_serial_port { struct usb_serial * serial; struct tty_struct * tty; + spinlock_t lock; unsigned char number; unsigned char * interrupt_in_buffer; @@ -117,6 +119,7 @@ struct usb_serial_port { unsigned char * bulk_out_buffer; int bulk_out_size; struct urb * write_urb; + int write_urb_busy; __u8 bulk_out_endpointAddress; wait_queue_head_t write_wait; diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index e43eddc..af294bb 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -155,6 +155,15 @@ static int slave_configure(struct scsi_device *sdev) * If this device makes that mistake, tell the sd driver. */ if (us->flags & US_FL_FIX_CAPACITY) sdev->fix_capacity = 1; + + /* USB-IDE bridges tend to report SK = 0x04 (Non-recoverable + * Hardware Error) when any low-level error occurs, + * recoverable or not. Setting this flag tells the SCSI + * midlayer to retry such commands, which frequently will + * succeed and fix the error. The worst this can lead to + * is an occasional series of retries that will all fail. */ + sdev->retry_hwerror = 1; + } else { /* Non-disk-type devices don't need to blacklist any pages @@ -255,50 +264,23 @@ static int device_reset(struct scsi_cmnd *srb) /* lock the device pointers and do the reset */ down(&(us->dev_semaphore)); - if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { - result = FAILED; - US_DEBUGP("No reset during disconnect\n"); - } else - result = us->transport_reset(us); + result = us->transport_reset(us); up(&(us->dev_semaphore)); - return result; + return result < 0 ? FAILED : SUCCESS; } -/* This resets the device's USB port. */ -/* It refuses to work if there's more than one interface in - * the device, so that other users are not affected. */ +/* Simulate a SCSI bus reset by resetting the device's USB port. */ /* This is always called with scsi_lock(host) held */ static int bus_reset(struct scsi_cmnd *srb) { struct us_data *us = host_to_us(srb->device->host); - int result, rc; + int result; US_DEBUGP("%s called\n", __FUNCTION__); - /* The USB subsystem doesn't handle synchronisation between - * a device's several drivers. Therefore we reset only devices - * with just one interface, which we of course own. */ - down(&(us->dev_semaphore)); - if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { - result = -EIO; - US_DEBUGP("No reset during disconnect\n"); - } else if (us->pusb_dev->actconfig->desc.bNumInterfaces != 1) { - result = -EBUSY; - US_DEBUGP("Refusing to reset a multi-interface device\n"); - } else { - rc = usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf); - if (rc < 0) { - US_DEBUGP("unable to lock device for reset: %d\n", rc); - result = rc; - } else { - result = usb_reset_device(us->pusb_dev); - if (rc) - usb_unlock_device(us->pusb_dev); - US_DEBUGP("usb_reset_device returns %d\n", result); - } - } + result = usb_stor_port_reset(us); up(&(us->dev_semaphore)); /* lock the host for the return */ @@ -320,6 +302,14 @@ void usb_stor_report_device_reset(struct us_data *us) } } +/* Report a driver-initiated bus reset to the SCSI layer. + * Calling this for a SCSI-initiated reset is unnecessary but harmless. + * The caller must own the SCSI host lock. */ +void usb_stor_report_bus_reset(struct us_data *us) +{ + scsi_report_bus_reset(us_to_host(us), 0); +} + /*********************************************************************** * /proc/scsi/ functions ***********************************************************************/ diff --git a/drivers/usb/storage/scsiglue.h b/drivers/usb/storage/scsiglue.h index d0a49af..737e4fa 100644 --- a/drivers/usb/storage/scsiglue.h +++ b/drivers/usb/storage/scsiglue.h @@ -42,6 +42,7 @@ #define _SCSIGLUE_H_ extern void usb_stor_report_device_reset(struct us_data *us); +extern void usb_stor_report_bus_reset(struct us_data *us); extern unsigned char usb_stor_sense_invalidCDB[18]; extern struct scsi_host_template usb_stor_host_template; diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 9743e28..e6b1c6c 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -266,8 +266,9 @@ int usb_stor_clear_halt(struct us_data *us, unsigned int pipe) NULL, 0, 3*HZ); /* reset the endpoint toggle */ - usb_settoggle(us->pusb_dev, usb_pipeendpoint(pipe), - usb_pipeout(pipe), 0); + if (result >= 0) + usb_settoggle(us->pusb_dev, usb_pipeendpoint(pipe), + usb_pipeout(pipe), 0); US_DEBUGP("%s: result = %d\n", __FUNCTION__, result); return result; @@ -540,15 +541,15 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) */ if (test_bit(US_FLIDX_TIMED_OUT, &us->flags)) { US_DEBUGP("-- command was aborted\n"); - goto Handle_Abort; + srb->result = DID_ABORT << 16; + goto Handle_Errors; } /* if there is a transport error, reset and don't auto-sense */ if (result == USB_STOR_TRANSPORT_ERROR) { US_DEBUGP("-- transport indicates error, resetting\n"); - us->transport_reset(us); srb->result = DID_ERROR << 16; - return; + goto Handle_Errors; } /* if the transport provided its own sense data, don't auto-sense */ @@ -668,7 +669,8 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) if (test_bit(US_FLIDX_TIMED_OUT, &us->flags)) { US_DEBUGP("-- auto-sense aborted\n"); - goto Handle_Abort; + srb->result = DID_ABORT << 16; + goto Handle_Errors; } if (temp_result != USB_STOR_TRANSPORT_GOOD) { US_DEBUGP("-- auto-sense failure\n"); @@ -677,9 +679,9 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) * multi-target device, since failure of an * auto-sense is perfectly valid */ - if (!(us->flags & US_FL_SCM_MULT_TARG)) - us->transport_reset(us); srb->result = DID_ERROR << 16; + if (!(us->flags & US_FL_SCM_MULT_TARG)) + goto Handle_Errors; return; } @@ -720,12 +722,28 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) return; - /* abort processing: the bulk-only transport requires a reset - * following an abort */ - Handle_Abort: - srb->result = DID_ABORT << 16; - if (us->protocol == US_PR_BULK) + /* Error and abort processing: try to resynchronize with the device + * by issuing a port reset. If that fails, try a class-specific + * device reset. */ + Handle_Errors: + + /* Let the SCSI layer know we are doing a reset, set the + * RESETTING bit, and clear the ABORTING bit so that the reset + * may proceed. */ + scsi_lock(us_to_host(us)); + usb_stor_report_bus_reset(us); + set_bit(US_FLIDX_RESETTING, &us->flags); + clear_bit(US_FLIDX_ABORTING, &us->flags); + scsi_unlock(us_to_host(us)); + + result = usb_stor_port_reset(us); + if (result < 0) { + scsi_lock(us_to_host(us)); + usb_stor_report_device_reset(us); + scsi_unlock(us_to_host(us)); us->transport_reset(us); + } + clear_bit(US_FLIDX_RESETTING, &us->flags); } /* Stop the current URB transfer */ @@ -1124,7 +1142,7 @@ int usb_stor_Bulk_transport(struct scsi_cmnd *srb, struct us_data *us) * It's handy that every transport mechanism uses the control endpoint for * resets. * - * Basically, we send a reset with a 20-second timeout, so we don't get + * Basically, we send a reset with a 5-second timeout, so we don't get * jammed attempting to do the reset. */ static int usb_stor_reset_common(struct us_data *us, @@ -1133,28 +1151,18 @@ static int usb_stor_reset_common(struct us_data *us, { int result; int result2; - int rc = FAILED; - /* Let the SCSI layer know we are doing a reset, set the - * RESETTING bit, and clear the ABORTING bit so that the reset - * may proceed. - */ - scsi_lock(us_to_host(us)); - usb_stor_report_device_reset(us); - set_bit(US_FLIDX_RESETTING, &us->flags); - clear_bit(US_FLIDX_ABORTING, &us->flags); - scsi_unlock(us_to_host(us)); + if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { + US_DEBUGP("No reset during disconnect\n"); + return -EIO; + } - /* A 20-second timeout may seem rather long, but a LaCie - * StudioDrive USB2 device takes 16+ seconds to get going - * following a powerup or USB attach event. - */ result = usb_stor_control_msg(us, us->send_ctrl_pipe, request, requesttype, value, index, data, size, - 20*HZ); + 5*HZ); if (result < 0) { US_DEBUGP("Soft reset failed: %d\n", result); - goto Done; + return result; } /* Give the device some time to recover from the reset, @@ -1164,7 +1172,7 @@ static int usb_stor_reset_common(struct us_data *us, HZ*6); if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { US_DEBUGP("Reset interrupted by disconnect\n"); - goto Done; + return -EIO; } US_DEBUGP("Soft reset: clearing bulk-in endpoint halt\n"); @@ -1173,17 +1181,14 @@ static int usb_stor_reset_common(struct us_data *us, US_DEBUGP("Soft reset: clearing bulk-out endpoint halt\n"); result2 = usb_stor_clear_halt(us, us->send_bulk_pipe); - /* return a result code based on the result of the control message */ - if (result < 0 || result2 < 0) { + /* return a result code based on the result of the clear-halts */ + if (result >= 0) + result = result2; + if (result < 0) US_DEBUGP("Soft reset failed\n"); - goto Done; - } - US_DEBUGP("Soft reset done\n"); - rc = SUCCESS; - - Done: - clear_bit(US_FLIDX_RESETTING, &us->flags); - return rc; + else + US_DEBUGP("Soft reset done\n"); + return result; } /* This issues a CB[I] Reset to the device in question @@ -1213,3 +1218,32 @@ int usb_stor_Bulk_reset(struct us_data *us) USB_TYPE_CLASS | USB_RECIP_INTERFACE, 0, us->ifnum, NULL, 0); } + +/* Issue a USB port reset to the device. But don't do anything if + * there's more than one interface in the device, so that other users + * are not affected. */ +int usb_stor_port_reset(struct us_data *us) +{ + int result, rc; + + if (test_bit(US_FLIDX_DISCONNECTING, &us->flags)) { + result = -EIO; + US_DEBUGP("No reset during disconnect\n"); + } else if (us->pusb_dev->actconfig->desc.bNumInterfaces != 1) { + result = -EBUSY; + US_DEBUGP("Refusing to reset a multi-interface device\n"); + } else { + result = rc = + usb_lock_device_for_reset(us->pusb_dev, us->pusb_intf); + if (result < 0) { + US_DEBUGP("unable to lock device for reset: %d\n", + result); + } else { + result = usb_reset_device(us->pusb_dev); + if (rc) + usb_unlock_device(us->pusb_dev); + US_DEBUGP("usb_reset_device returns %d\n", result); + } + } + return result; +} diff --git a/drivers/usb/storage/transport.h b/drivers/usb/storage/transport.h index e25f8d8..8d9e066 100644 --- a/drivers/usb/storage/transport.h +++ b/drivers/usb/storage/transport.h @@ -171,4 +171,5 @@ extern int usb_stor_bulk_transfer_buf(struct us_data *us, unsigned int pipe, extern int usb_stor_bulk_transfer_sg(struct us_data *us, unsigned int pipe, void *buf, unsigned int length, int use_sg, int *residual); +extern int usb_stor_port_reset(struct us_data *us); #endif diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index 9789115..7bc1d44 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -350,10 +350,8 @@ static int default_vmode __initdata = VMODE_1024_768_60; static int default_cmode __initdata = CMODE_8; #endif -#ifdef CONFIG_PMAC_PBOOK static int default_crt_on __initdata = 0; static int default_lcd_on __initdata = 1; -#endif #ifdef CONFIG_MTRR static int mtrr = 1; @@ -1249,7 +1247,6 @@ static int aty128_crtc_to_var(const struct aty128_crtc *crtc, return 0; } -#ifdef CONFIG_PMAC_PBOOK static void aty128_set_crt_enable(struct aty128fb_par *par, int on) { if (on) { @@ -1284,7 +1281,6 @@ static void aty128_set_lcd_enable(struct aty128fb_par *par, int on) aty_st_le32(LVDS_GEN_CNTL, reg); } } -#endif /* CONFIG_PMAC_PBOOK */ static void aty128_set_pll(struct aty128_pll *pll, const struct aty128fb_par *par) { @@ -1491,12 +1487,10 @@ static int aty128fb_set_par(struct fb_info *info) info->fix.visual = par->crtc.bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_DIRECTCOLOR; -#ifdef CONFIG_PMAC_PBOOK if (par->chip_gen == rage_M3) { aty128_set_crt_enable(par, par->crt_on); aty128_set_lcd_enable(par, par->lcd_on); } -#endif if (par->accel_flags & FB_ACCELF_TEXT) aty128_init_engine(par); @@ -1652,7 +1646,6 @@ static int __init aty128fb_setup(char *options) return 0; while ((this_opt = strsep(&options, ",")) != NULL) { -#ifdef CONFIG_PMAC_PBOOK if (!strncmp(this_opt, "lcd:", 4)) { default_lcd_on = simple_strtoul(this_opt+4, NULL, 0); continue; @@ -1660,7 +1653,6 @@ static int __init aty128fb_setup(char *options) default_crt_on = simple_strtoul(this_opt+4, NULL, 0); continue; } -#endif #ifdef CONFIG_MTRR if(!strncmp(this_opt, "nomtrr", 6)) { mtrr = 0; @@ -1752,10 +1744,8 @@ static int __init aty128_init(struct pci_dev *pdev, const struct pci_device_id * info->fbops = &aty128fb_ops; info->flags = FBINFO_FLAG_DEFAULT; -#ifdef CONFIG_PMAC_PBOOK par->lcd_on = default_lcd_on; par->crt_on = default_crt_on; -#endif var = default_var; #ifdef CONFIG_PPC_PMAC @@ -2035,12 +2025,10 @@ static int aty128fb_blank(int blank, struct fb_info *fb) aty_st_8(CRTC_EXT_CNTL+1, state); -#ifdef CONFIG_PMAC_PBOOK if (par->chip_gen == rage_M3) { aty128_set_crt_enable(par, par->crt_on && !blank); aty128_set_lcd_enable(par, par->lcd_on && !blank); } -#endif #ifdef CONFIG_PMAC_BACKLIGHT if ((_machine == _MACH_Pmac) && !blank) set_backlight_enable(1); @@ -2124,7 +2112,6 @@ static int aty128fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd, u_long arg, struct fb_info *info) { -#ifdef CONFIG_PMAC_PBOOK struct aty128fb_par *par = info->par; u32 value; int rc; @@ -2149,7 +2136,6 @@ static int aty128fb_ioctl(struct inode *inode, struct file *file, u_int cmd, value = (par->crt_on << 1) | par->lcd_on; return put_user(value, (__u32 __user *)arg); } -#endif return -EINVAL; } diff --git a/drivers/video/chipsfb.c b/drivers/video/chipsfb.c index 95e7255..e75a965 100644 --- a/drivers/video/chipsfb.c +++ b/drivers/video/chipsfb.c @@ -28,22 +28,17 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/pci.h> +#include <linux/console.h> #include <asm/io.h> #ifdef CONFIG_PMAC_BACKLIGHT #include <asm/backlight.h> #endif -#ifdef CONFIG_PMAC_PBOOK -#include <linux/adb.h> -#include <linux/pmu.h> -#endif /* * Since we access the display with inb/outb to fixed port numbers, * we can only handle one 6555x chip. -- paulus */ -static struct fb_info chipsfb_info; - #define write_ind(num, val, ap, dp) do { \ outb((num), (ap)); outb((val), (dp)); \ } while (0) @@ -74,14 +69,6 @@ static struct fb_info chipsfb_info; inb(0x3da); read_ind(num, var, 0x3c0, 0x3c1); \ } while (0) -#ifdef CONFIG_PMAC_PBOOK -static unsigned char *save_framebuffer; -int chips_sleep_notify(struct pmu_sleep_notifier *self, int when); -static struct pmu_sleep_notifier chips_sleep_notifier = { - chips_sleep_notify, SLEEP_LEVEL_VIDEO, -}; -#endif - /* * Exported functions */ @@ -356,6 +343,8 @@ static struct fb_var_screeninfo chipsfb_var __initdata = { static void __init init_chips(struct fb_info *p, unsigned long addr) { + memset(p->screen_base, 0, 0x100000); + p->fix = chipsfb_fix; p->fix.smem_start = addr; @@ -366,34 +355,41 @@ static void __init init_chips(struct fb_info *p, unsigned long addr) fb_alloc_cmap(&p->cmap, 256, 0); - if (register_framebuffer(p) < 0) { - printk(KERN_ERR "C&T 65550 framebuffer failed to register\n"); - return; - } - - printk(KERN_INFO "fb%d: Chips 65550 frame buffer (%dK RAM detected)\n", - p->node, p->fix.smem_len / 1024); - chips_hw_init(); } static int __devinit chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) { - struct fb_info *p = &chipsfb_info; + struct fb_info *p; unsigned long addr, size; unsigned short cmd; + int rc = -ENODEV; + + if (pci_enable_device(dp) < 0) { + dev_err(&dp->dev, "Cannot enable PCI device\n"); + goto err_out; + } if ((dp->resource[0].flags & IORESOURCE_MEM) == 0) - return -ENODEV; + goto err_disable; addr = pci_resource_start(dp, 0); size = pci_resource_len(dp, 0); if (addr == 0) - return -ENODEV; - if (p->screen_base != 0) - return -EBUSY; - if (!request_mem_region(addr, size, "chipsfb")) - return -EBUSY; + goto err_disable; + + p = framebuffer_alloc(0, &dp->dev); + if (p == NULL) { + dev_err(&dp->dev, "Cannot allocate framebuffer structure\n"); + rc = -ENOMEM; + goto err_disable; + } + + if (pci_request_region(dp, 0, "chipsfb") != 0) { + dev_err(&dp->dev, "Cannot request framebuffer\n"); + rc = -EBUSY; + goto err_release_fb; + } #ifdef __BIG_ENDIAN addr += 0x800000; // Use big-endian aperture @@ -411,37 +407,89 @@ chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) set_backlight_enable(1); #endif /* CONFIG_PMAC_BACKLIGHT */ +#ifdef CONFIG_PPC p->screen_base = __ioremap(addr, 0x200000, _PAGE_NO_CACHE); +#else + p->screen_base = ioremap(addr, 0x200000); +#endif if (p->screen_base == NULL) { - release_mem_region(addr, size); - return -ENOMEM; + dev_err(&dp->dev, "Cannot map framebuffer\n"); + rc = -ENOMEM; + goto err_release_pci; } + + pci_set_drvdata(dp, p); p->device = &dp->dev; + init_chips(p, addr); -#ifdef CONFIG_PMAC_PBOOK - pmu_register_sleep_notifier(&chips_sleep_notifier); -#endif /* CONFIG_PMAC_PBOOK */ + if (register_framebuffer(p) < 0) { + dev_err(&dp->dev,"C&T 65550 framebuffer failed to register\n"); + goto err_unmap; + } + + dev_info(&dp->dev,"fb%d: Chips 65550 frame buffer" + " (%dK RAM detected)\n", + p->node, p->fix.smem_len / 1024); - pci_set_drvdata(dp, p); return 0; + + err_unmap: + iounmap(p->screen_base); + err_release_pci: + pci_release_region(dp, 0); + err_release_fb: + framebuffer_release(p); + err_disable: + err_out: + return rc; } static void __devexit chipsfb_remove(struct pci_dev *dp) { struct fb_info *p = pci_get_drvdata(dp); - if (p != &chipsfb_info || p->screen_base == NULL) + if (p->screen_base == NULL) return; unregister_framebuffer(p); iounmap(p->screen_base); p->screen_base = NULL; - release_mem_region(pci_resource_start(dp, 0), pci_resource_len(dp, 0)); + pci_release_region(dp, 0); +} + +#ifdef CONFIG_PM +static int chipsfb_pci_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct fb_info *p = pci_get_drvdata(pdev); + + if (state == pdev->dev.power.power_state) + return 0; + if (state != PM_SUSPEND_MEM) + goto done; + + acquire_console_sem(); + chipsfb_blank(1, p); + fb_set_suspend(p, 1); + release_console_sem(); + done: + pdev->dev.power.power_state = state; + return 0; +} + +static int chipsfb_pci_resume(struct pci_dev *pdev) +{ + struct fb_info *p = pci_get_drvdata(pdev); -#ifdef CONFIG_PMAC_PBOOK - pmu_unregister_sleep_notifier(&chips_sleep_notifier); -#endif /* CONFIG_PMAC_PBOOK */ + acquire_console_sem(); + fb_set_suspend(p, 0); + chipsfb_blank(0, p); + release_console_sem(); + + pdev->dev.power.power_state = PMSG_ON; + return 0; } +#endif /* CONFIG_PM */ + static struct pci_device_id chipsfb_pci_tbl[] = { { PCI_VENDOR_ID_CT, PCI_DEVICE_ID_CT_65550, PCI_ANY_ID, PCI_ANY_ID }, @@ -455,6 +503,10 @@ static struct pci_driver chipsfb_driver = { .id_table = chipsfb_pci_tbl, .probe = chipsfb_pci_init, .remove = __devexit_p(chipsfb_remove), +#ifdef CONFIG_PM + .suspend = chipsfb_pci_suspend, + .resume = chipsfb_pci_resume, +#endif }; int __init chips_init(void) @@ -472,48 +524,4 @@ static void __exit chipsfb_exit(void) pci_unregister_driver(&chipsfb_driver); } -#ifdef CONFIG_PMAC_PBOOK -/* - * Save the contents of the frame buffer when we go to sleep, - * and restore it when we wake up again. - */ -int -chips_sleep_notify(struct pmu_sleep_notifier *self, int when) -{ - struct fb_info *p = &chipsfb_info; - int nb = p->var.yres * p->fix.line_length; - - if (p->screen_base == NULL) - return PBOOK_SLEEP_OK; - - switch (when) { - case PBOOK_SLEEP_REQUEST: - save_framebuffer = vmalloc(nb); - if (save_framebuffer == NULL) - return PBOOK_SLEEP_REFUSE; - break; - case PBOOK_SLEEP_REJECT: - if (save_framebuffer) { - vfree(save_framebuffer); - save_framebuffer = NULL; - } - break; - case PBOOK_SLEEP_NOW: - chipsfb_blank(1, p); - if (save_framebuffer) - memcpy(save_framebuffer, p->screen_base, nb); - break; - case PBOOK_WAKE: - if (save_framebuffer) { - memcpy(p->screen_base, save_framebuffer, nb); - vfree(save_framebuffer); - save_framebuffer = NULL; - } - chipsfb_blank(0, p); - break; - } - return PBOOK_SLEEP_OK; -} -#endif /* CONFIG_PMAC_PBOOK */ - MODULE_LICENSE("GPL"); diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index b209adb..9dd0fbc 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -142,7 +142,6 @@ static int fbcon_set_origin(struct vc_data *); #define CURSOR_DRAW_DELAY (1) /* # VBL ints between cursor state changes */ -#define ARM_CURSOR_BLINK_RATE (10) #define ATARI_CURSOR_BLINK_RATE (42) #define MAC_CURSOR_BLINK_RATE (32) #define DEFAULT_CURSOR_BLINK_RATE (20) @@ -288,7 +287,7 @@ static void fb_flashcursor(void *private) release_console_sem(); } -#if (defined(__arm__) && defined(IRQ_VSYNCPULSE)) || defined(CONFIG_ATARI) || defined(CONFIG_MAC) +#if defined(CONFIG_ATARI) || defined(CONFIG_MAC) static int cursor_blink_rate; static irqreturn_t fb_vbl_handler(int irq, void *dev_id, struct pt_regs *fp) { @@ -878,11 +877,6 @@ static const char *fbcon_startup(void) } #endif /* CONFIG_MAC */ -#if defined(__arm__) && defined(IRQ_VSYNCPULSE) - cursor_blink_rate = ARM_CURSOR_BLINK_RATE; - irqres = request_irq(IRQ_VSYNCPULSE, fb_vbl_handler, SA_SHIRQ, - "framebuffer vbl", info); -#endif /* Initialize the work queue. If the driver provides its * own work queue this means it will use something besides * default timer to flash the cursor. */ |