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-rw-r--r--drivers/misc/Kconfig17
-rw-r--r--drivers/misc/Makefile1
-rw-r--r--drivers/misc/fujitsu-laptop.c358
-rw-r--r--drivers/misc/ibmasm/remote.c8
-rw-r--r--drivers/misc/phantom.c97
-rw-r--r--drivers/misc/sony-laptop.c210
-rw-r--r--drivers/misc/thinkpad_acpi.c207
-rw-r--r--drivers/misc/thinkpad_acpi.h37
8 files changed, 801 insertions, 134 deletions
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 346c44e..cf02ddc 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -111,6 +111,21 @@ config ASUS_LAPTOP
If you have an ACPI-compatible ASUS laptop, say Y or M here.
+config FUJITSU_LAPTOP
+ tristate "Fujitsu Laptop Extras"
+ depends on X86
+ depends on ACPI
+ depends on BACKLIGHT_CLASS_DEVICE
+ ---help---
+ This is a driver for laptops built by Fujitsu:
+
+ * P2xxx/P5xxx/S6xxx/S7xxx series Lifebooks
+ * Possibly other Fujitsu laptop models
+
+ It adds support for LCD brightness control.
+
+ If you have a Fujitsu laptop, say Y or M here.
+
config MSI_LAPTOP
tristate "MSI Laptop Extras"
depends on X86
@@ -134,6 +149,7 @@ config SONY_LAPTOP
tristate "Sony Laptop Extras"
depends on X86 && ACPI
select BACKLIGHT_CLASS_DEVICE
+ depends on INPUT
---help---
This mini-driver drives the SNC and SPIC devices present in the ACPI
BIOS of the Sony Vaio laptops.
@@ -156,6 +172,7 @@ config THINKPAD_ACPI
select BACKLIGHT_CLASS_DEVICE
select HWMON
select NVRAM
+ depends on INPUT
---help---
This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
support for Fn-Fx key combinations, Bluetooth control, video
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index a24c614..87f2685 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -15,4 +15,5 @@ obj-$(CONFIG_PHANTOM) += phantom.o
obj-$(CONFIG_SGI_IOC4) += ioc4.o
obj-$(CONFIG_SONY_LAPTOP) += sony-laptop.o
obj-$(CONFIG_THINKPAD_ACPI) += thinkpad_acpi.o
+obj-$(CONFIG_FUJITSU_LAPTOP) += fujitsu-laptop.o
obj-$(CONFIG_EEPROM_93CX6) += eeprom_93cx6.o
diff --git a/drivers/misc/fujitsu-laptop.c b/drivers/misc/fujitsu-laptop.c
new file mode 100644
index 0000000..d366a6cc
--- /dev/null
+++ b/drivers/misc/fujitsu-laptop.c
@@ -0,0 +1,358 @@
+/*-*-linux-c-*-*/
+
+/*
+ Copyright (C) 2007 Jonathan Woithe <jwoithe@physics.adelaide.edu.au>
+ Based on earlier work:
+ Copyright (C) 2003 Shane Spencer <shane@bogomip.com>
+ Adrian Yee <brewt-fujitsu@brewt.org>
+
+ Templated from msi-laptop.c which is copyright by its respective authors.
+
+ 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., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
+ */
+
+/*
+ * fujitsu-laptop.c - Fujitsu laptop support, providing access to additional
+ * features made available on a range of Fujitsu laptops including the
+ * P2xxx/P5xxx/S6xxx/S7xxx series.
+ *
+ * This driver exports a few files in /sys/devices/platform/fujitsu-laptop/;
+ * others may be added at a later date.
+ *
+ * lcd_level - Screen brightness: contains a single integer in the
+ * range 0..7. (rw)
+ *
+ * In addition to these platform device attributes the driver
+ * registers itself in the Linux backlight control subsystem and is
+ * available to userspace under /sys/class/backlight/fujitsu-laptop/.
+ *
+ * This driver has been tested on a Fujitsu Lifebook S7020. It should
+ * work on most P-series and S-series Lifebooks, but YMMV.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/acpi.h>
+#include <linux/dmi.h>
+#include <linux/backlight.h>
+#include <linux/platform_device.h>
+#include <linux/autoconf.h>
+
+#define FUJITSU_DRIVER_VERSION "0.3"
+
+#define FUJITSU_LCD_N_LEVELS 8
+
+#define ACPI_FUJITSU_CLASS "fujitsu"
+#define ACPI_FUJITSU_HID "FUJ02B1"
+#define ACPI_FUJITSU_DRIVER_NAME "Fujitsu laptop FUJ02B1 ACPI extras driver"
+#define ACPI_FUJITSU_DEVICE_NAME "Fujitsu FUJ02B1"
+
+struct fujitsu_t {
+ acpi_handle acpi_handle;
+ struct backlight_device *bl_device;
+ struct platform_device *pf_device;
+
+ unsigned long fuj02b1_state;
+ unsigned int brightness_changed;
+ unsigned int brightness_level;
+};
+
+static struct fujitsu_t *fujitsu;
+
+/* Hardware access */
+
+static int set_lcd_level(int level)
+{
+ acpi_status status = AE_OK;
+ union acpi_object arg0 = { ACPI_TYPE_INTEGER };
+ struct acpi_object_list arg_list = { 1, &arg0 };
+ acpi_handle handle = NULL;
+
+ if (level < 0 || level >= FUJITSU_LCD_N_LEVELS)
+ return -EINVAL;
+
+ if (!fujitsu)
+ return -EINVAL;
+
+ status = acpi_get_handle(fujitsu->acpi_handle, "SBLL", &handle);
+ if (ACPI_FAILURE(status)) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "SBLL not present\n"));
+ return -ENODEV;
+ }
+
+ arg0.integer.value = level;
+
+ status = acpi_evaluate_object(handle, NULL, &arg_list, NULL);
+ if (ACPI_FAILURE(status))
+ return -ENODEV;
+
+ return 0;
+}
+
+static int get_lcd_level(void)
+{
+ unsigned long state = 0;
+ acpi_status status = AE_OK;
+
+ // Get the Brightness
+ status =
+ acpi_evaluate_integer(fujitsu->acpi_handle, "GBLL", NULL, &state);
+ if (status < 0)
+ return status;
+
+ fujitsu->fuj02b1_state = state;
+ fujitsu->brightness_level = state & 0x0fffffff;
+
+ if (state & 0x80000000)
+ fujitsu->brightness_changed = 1;
+ else
+ fujitsu->brightness_changed = 0;
+
+ if (status < 0)
+ return status;
+
+ return fujitsu->brightness_level;
+}
+
+/* Backlight device stuff */
+
+static int bl_get_brightness(struct backlight_device *b)
+{
+ return get_lcd_level();
+}
+
+static int bl_update_status(struct backlight_device *b)
+{
+ return set_lcd_level(b->props.brightness);
+}
+
+static struct backlight_ops fujitsubl_ops = {
+ .get_brightness = bl_get_brightness,
+ .update_status = bl_update_status,
+};
+
+/* Platform device */
+
+static ssize_t show_lcd_level(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+
+ int ret;
+
+ ret = get_lcd_level();
+ if (ret < 0)
+ return ret;
+
+ return sprintf(buf, "%i\n", ret);
+}
+
+static ssize_t store_lcd_level(struct device *dev,
+ struct device_attribute *attr, const char *buf,
+ size_t count)
+{
+
+ int level, ret;
+
+ if (sscanf(buf, "%i", &level) != 1
+ || (level < 0 || level >= FUJITSU_LCD_N_LEVELS))
+ return -EINVAL;
+
+ ret = set_lcd_level(level);
+ if (ret < 0)
+ return ret;
+
+ return count;
+}
+
+static DEVICE_ATTR(lcd_level, 0644, show_lcd_level, store_lcd_level);
+
+static struct attribute *fujitsupf_attributes[] = {
+ &dev_attr_lcd_level.attr,
+ NULL
+};
+
+static struct attribute_group fujitsupf_attribute_group = {
+ .attrs = fujitsupf_attributes
+};
+
+static struct platform_driver fujitsupf_driver = {
+ .driver = {
+ .name = "fujitsu-laptop",
+ .owner = THIS_MODULE,
+ }
+};
+
+/* ACPI device */
+
+int acpi_fujitsu_add(struct acpi_device *device)
+{
+ int result = 0;
+ int state = 0;
+
+ ACPI_FUNCTION_TRACE("acpi_fujitsu_add");
+
+ if (!device)
+ return -EINVAL;
+
+ fujitsu->acpi_handle = device->handle;
+ sprintf(acpi_device_name(device), "%s", ACPI_FUJITSU_DEVICE_NAME);
+ sprintf(acpi_device_class(device), "%s", ACPI_FUJITSU_CLASS);
+ acpi_driver_data(device) = fujitsu;
+
+ result = acpi_bus_get_power(fujitsu->acpi_handle, &state);
+ if (result) {
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Error reading power state\n"));
+ goto end;
+ }
+
+ printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
+ acpi_device_name(device), acpi_device_bid(device),
+ !device->power.state ? "on" : "off");
+
+ end:
+
+ return result;
+}
+
+int acpi_fujitsu_remove(struct acpi_device *device, int type)
+{
+ ACPI_FUNCTION_TRACE("acpi_fujitsu_remove");
+
+ if (!device || !acpi_driver_data(device))
+ return -EINVAL;
+ fujitsu->acpi_handle = 0;
+
+ return 0;
+}
+
+static const struct acpi_device_id fujitsu_device_ids[] = {
+ {ACPI_FUJITSU_HID, 0},
+ {"", 0},
+};
+
+static struct acpi_driver acpi_fujitsu_driver = {
+ .name = ACPI_FUJITSU_DRIVER_NAME,
+ .class = ACPI_FUJITSU_CLASS,
+ .ids = fujitsu_device_ids,
+ .ops = {
+ .add = acpi_fujitsu_add,
+ .remove = acpi_fujitsu_remove,
+ },
+};
+
+/* Initialization */
+
+static int __init fujitsu_init(void)
+{
+ int ret, result;
+
+ if (acpi_disabled)
+ return -ENODEV;
+
+ fujitsu = kmalloc(sizeof(struct fujitsu_t), GFP_KERNEL);
+ if (!fujitsu)
+ return -ENOMEM;
+ memset(fujitsu, 0, sizeof(struct fujitsu_t));
+
+ result = acpi_bus_register_driver(&acpi_fujitsu_driver);
+ if (result < 0) {
+ ret = -ENODEV;
+ goto fail_acpi;
+ }
+
+ /* Register backlight stuff */
+
+ fujitsu->bl_device =
+ backlight_device_register("fujitsu-laptop", NULL, NULL,
+ &fujitsubl_ops);
+ if (IS_ERR(fujitsu->bl_device))
+ return PTR_ERR(fujitsu->bl_device);
+
+ fujitsu->bl_device->props.max_brightness = FUJITSU_LCD_N_LEVELS - 1;
+ ret = platform_driver_register(&fujitsupf_driver);
+ if (ret)
+ goto fail_backlight;
+
+ /* Register platform stuff */
+
+ fujitsu->pf_device = platform_device_alloc("fujitsu-laptop", -1);
+ if (!fujitsu->pf_device) {
+ ret = -ENOMEM;
+ goto fail_platform_driver;
+ }
+
+ ret = platform_device_add(fujitsu->pf_device);
+ if (ret)
+ goto fail_platform_device1;
+
+ ret =
+ sysfs_create_group(&fujitsu->pf_device->dev.kobj,
+ &fujitsupf_attribute_group);
+ if (ret)
+ goto fail_platform_device2;
+
+ printk(KERN_INFO "fujitsu-laptop: driver " FUJITSU_DRIVER_VERSION
+ " successfully loaded.\n");
+
+ return 0;
+
+ fail_platform_device2:
+
+ platform_device_del(fujitsu->pf_device);
+
+ fail_platform_device1:
+
+ platform_device_put(fujitsu->pf_device);
+
+ fail_platform_driver:
+
+ platform_driver_unregister(&fujitsupf_driver);
+
+ fail_backlight:
+
+ backlight_device_unregister(fujitsu->bl_device);
+
+ fail_acpi:
+
+ kfree(fujitsu);
+
+ return ret;
+}
+
+static void __exit fujitsu_cleanup(void)
+{
+ sysfs_remove_group(&fujitsu->pf_device->dev.kobj,
+ &fujitsupf_attribute_group);
+ platform_device_unregister(fujitsu->pf_device);
+ platform_driver_unregister(&fujitsupf_driver);
+ backlight_device_unregister(fujitsu->bl_device);
+
+ acpi_bus_unregister_driver(&acpi_fujitsu_driver);
+
+ kfree(fujitsu);
+
+ printk(KERN_INFO "fujitsu-laptop: driver unloaded.\n");
+}
+
+module_init(fujitsu_init);
+module_exit(fujitsu_cleanup);
+
+MODULE_AUTHOR("Jonathan Woithe");
+MODULE_DESCRIPTION("Fujitsu laptop extras support");
+MODULE_VERSION(FUJITSU_DRIVER_VERSION);
+MODULE_LICENSE("GPL");
diff --git a/drivers/misc/ibmasm/remote.c b/drivers/misc/ibmasm/remote.c
index 0550ce0..1d9defb 100644
--- a/drivers/misc/ibmasm/remote.c
+++ b/drivers/misc/ibmasm/remote.c
@@ -226,9 +226,9 @@ int ibmasm_init_remote_input_dev(struct service_processor *sp)
mouse_dev->id.product = pdev->device;
mouse_dev->id.version = 1;
mouse_dev->dev.parent = sp->dev;
- mouse_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
- mouse_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) |
- BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
+ mouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
+ mouse_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) |
+ BIT_MASK(BTN_RIGHT) | BIT_MASK(BTN_MIDDLE);
set_bit(BTN_TOUCH, mouse_dev->keybit);
mouse_dev->name = "ibmasm RSA I remote mouse";
input_set_abs_params(mouse_dev, ABS_X, 0, MOUSE_X_MAX, 0, 0);
@@ -239,7 +239,7 @@ int ibmasm_init_remote_input_dev(struct service_processor *sp)
keybd_dev->id.product = pdev->device;
keybd_dev->id.version = 2;
keybd_dev->dev.parent = sp->dev;
- keybd_dev->evbit[0] = BIT(EV_KEY);
+ keybd_dev->evbit[0] = BIT_MASK(EV_KEY);
keybd_dev->name = "ibmasm RSA I remote keyboard";
for (i = 0; i < XLATE_SIZE; i++) {
diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
index 5108b7c..cd221fd 100644
--- a/drivers/misc/phantom.c
+++ b/drivers/misc/phantom.c
@@ -9,6 +9,7 @@
* You need an userspace library to cooperate with this driver. It (and other
* info) may be obtained here:
* http://www.fi.muni.cz/~xslaby/phantom.html
+ * or alternatively, you might use OpenHaptics provided by Sensable.
*/
#include <linux/kernel.h>
@@ -24,13 +25,14 @@
#include <asm/atomic.h>
#include <asm/io.h>
-#define PHANTOM_VERSION "n0.9.5"
+#define PHANTOM_VERSION "n0.9.7"
#define PHANTOM_MAX_MINORS 8
#define PHN_IRQCTL 0x4c /* irq control in caddr space */
#define PHB_RUNNING 1
+#define PHB_NOT_OH 2
static struct class *phantom_class;
static int phantom_major;
@@ -47,7 +49,11 @@ struct phantom_device {
struct cdev cdev;
struct mutex open_lock;
- spinlock_t ioctl_lock;
+ spinlock_t regs_lock;
+
+ /* used in NOT_OH mode */
+ struct phm_regs oregs;
+ u32 ctl_reg;
};
static unsigned char phantom_devices[PHANTOM_MAX_MINORS];
@@ -82,6 +88,7 @@ static long phantom_ioctl(struct file *file, unsigned int cmd,
struct phm_regs rs;
struct phm_reg r;
void __user *argp = (void __user *)arg;
+ unsigned long flags;
unsigned int i;
if (_IOC_TYPE(cmd) != PH_IOC_MAGIC ||
@@ -96,32 +103,45 @@ static long phantom_ioctl(struct file *file, unsigned int cmd,
if (r.reg > 7)
return -EINVAL;
- spin_lock(&dev->ioctl_lock);
+ spin_lock_irqsave(&dev->regs_lock, flags);
if (r.reg == PHN_CONTROL && (r.value & PHN_CTL_IRQ) &&
phantom_status(dev, dev->status | PHB_RUNNING)){
- spin_unlock(&dev->ioctl_lock);
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
return -ENODEV;
}
pr_debug("phantom: writing %x to %u\n", r.value, r.reg);
+
+ /* preserve amp bit (don't allow to change it when in NOT_OH) */
+ if (r.reg == PHN_CONTROL && (dev->status & PHB_NOT_OH)) {
+ r.value &= ~PHN_CTL_AMP;
+ r.value |= dev->ctl_reg & PHN_CTL_AMP;
+ dev->ctl_reg = r.value;
+ }
+
iowrite32(r.value, dev->iaddr + r.reg);
ioread32(dev->iaddr); /* PCI posting */
if (r.reg == PHN_CONTROL && !(r.value & PHN_CTL_IRQ))
phantom_status(dev, dev->status & ~PHB_RUNNING);
- spin_unlock(&dev->ioctl_lock);
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
break;
case PHN_SET_REGS:
if (copy_from_user(&rs, argp, sizeof(rs)))
return -EFAULT;
pr_debug("phantom: SRS %u regs %x\n", rs.count, rs.mask);
- spin_lock(&dev->ioctl_lock);
- for (i = 0; i < min(rs.count, 8U); i++)
- if ((1 << i) & rs.mask)
- iowrite32(rs.values[i], dev->oaddr + i);
- ioread32(dev->iaddr); /* PCI posting */
- spin_unlock(&dev->ioctl_lock);
+ spin_lock_irqsave(&dev->regs_lock, flags);
+ if (dev->status & PHB_NOT_OH)
+ memcpy(&dev->oregs, &rs, sizeof(rs));
+ else {
+ u32 m = min(rs.count, 8U);
+ for (i = 0; i < m; i++)
+ if (rs.mask & BIT(i))
+ iowrite32(rs.values[i], dev->oaddr + i);
+ ioread32(dev->iaddr); /* PCI posting */
+ }
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
break;
case PHN_GET_REG:
if (copy_from_user(&r, argp, sizeof(r)))
@@ -135,20 +155,35 @@ static long phantom_ioctl(struct file *file, unsigned int cmd,
if (copy_to_user(argp, &r, sizeof(r)))
return -EFAULT;
break;
- case PHN_GET_REGS:
+ case PHN_GET_REGS: {
+ u32 m;
+
if (copy_from_user(&rs, argp, sizeof(rs)))
return -EFAULT;
+ m = min(rs.count, 8U);
+
pr_debug("phantom: GRS %u regs %x\n", rs.count, rs.mask);
- spin_lock(&dev->ioctl_lock);
- for (i = 0; i < min(rs.count, 8U); i++)
- if ((1 << i) & rs.mask)
+ spin_lock_irqsave(&dev->regs_lock, flags);
+ for (i = 0; i < m; i++)
+ if (rs.mask & BIT(i))
rs.values[i] = ioread32(dev->iaddr + i);
- spin_unlock(&dev->ioctl_lock);
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
if (copy_to_user(argp, &rs, sizeof(rs)))
return -EFAULT;
break;
+ } case PHN_NOT_OH:
+ spin_lock_irqsave(&dev->regs_lock, flags);
+ if (dev->status & PHB_RUNNING) {
+ printk(KERN_ERR "phantom: you need to set NOT_OH "
+ "before you start the device!\n");
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
+ return -EINVAL;
+ }
+ dev->status |= PHB_NOT_OH;
+ spin_unlock_irqrestore(&dev->regs_lock, flags);
+ break;
default:
return -ENOTTY;
}
@@ -171,8 +206,11 @@ static int phantom_open(struct inode *inode, struct file *file)
return -EINVAL;
}
+ WARN_ON(dev->status & PHB_NOT_OH);
+
file->private_data = dev;
+ atomic_set(&dev->counter, 0);
dev->opened++;
mutex_unlock(&dev->open_lock);
@@ -187,6 +225,7 @@ static int phantom_release(struct inode *inode, struct file *file)
dev->opened = 0;
phantom_status(dev, dev->status & ~PHB_RUNNING);
+ dev->status &= ~PHB_NOT_OH;
mutex_unlock(&dev->open_lock);
@@ -220,12 +259,32 @@ static struct file_operations phantom_file_ops = {
static irqreturn_t phantom_isr(int irq, void *data)
{
struct phantom_device *dev = data;
+ unsigned int i;
+ u32 ctl;
- if (!(ioread32(dev->iaddr + PHN_CONTROL) & PHN_CTL_IRQ))
+ spin_lock(&dev->regs_lock);
+ ctl = ioread32(dev->iaddr + PHN_CONTROL);
+ if (!(ctl & PHN_CTL_IRQ)) {
+ spin_unlock(&dev->regs_lock);
return IRQ_NONE;
+ }
iowrite32(0, dev->iaddr);
iowrite32(0xc0, dev->iaddr);
+
+ if (dev->status & PHB_NOT_OH) {
+ struct phm_regs *r = &dev->oregs;
+ u32 m = min(r->count, 8U);
+
+ for (i = 0; i < m; i++)
+ if (r->mask & BIT(i))
+ iowrite32(r->values[i], dev->oaddr + i);
+
+ dev->ctl_reg ^= PHN_CTL_AMP;
+ iowrite32(dev->ctl_reg, dev->iaddr + PHN_CONTROL);
+ }
+ spin_unlock(&dev->regs_lock);
+
ioread32(dev->iaddr); /* PCI posting */
atomic_inc(&dev->counter);
@@ -297,7 +356,7 @@ static int __devinit phantom_probe(struct pci_dev *pdev,
}
mutex_init(&pht->open_lock);
- spin_lock_init(&pht->ioctl_lock);
+ spin_lock_init(&pht->regs_lock);
init_waitqueue_head(&pht->wait);
cdev_init(&pht->cdev, &phantom_file_ops);
pht->cdev.owner = THIS_MODULE;
@@ -378,6 +437,8 @@ static int phantom_suspend(struct pci_dev *pdev, pm_message_t state)
iowrite32(0, dev->caddr + PHN_IRQCTL);
ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */
+ synchronize_irq(pdev->irq);
+
return 0;
}
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
index e73a71f0..1bfbb87 100644
--- a/drivers/misc/sony-laptop.c
+++ b/drivers/misc/sony-laptop.c
@@ -411,9 +411,9 @@ static int sony_laptop_setup_input(void)
jog_dev->id.bustype = BUS_ISA;
jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
- jog_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
- jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE);
- jog_dev->relbit[0] = BIT(REL_WHEEL);
+ jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
+ jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
+ jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
error = input_register_device(jog_dev);
if (error)
@@ -1173,7 +1173,8 @@ static struct acpi_driver sony_nc_driver = {
#define SONYPI_TYPE3_OFFSET 0x12
struct sony_pic_ioport {
- struct acpi_resource_io io;
+ struct acpi_resource_io io1;
+ struct acpi_resource_io io2;
struct list_head list;
};
@@ -1443,11 +1444,11 @@ static u8 sony_pic_call1(u8 dev)
{
u8 v1, v2;
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
ITERATIONS_LONG);
- outb(dev, spic_dev.cur_ioport->io.minimum + 4);
- v1 = inb_p(spic_dev.cur_ioport->io.minimum + 4);
- v2 = inb_p(spic_dev.cur_ioport->io.minimum);
+ outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
+ v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
+ v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
dprintk("sony_pic_call1: 0x%.4x\n", (v2 << 8) | v1);
return v2;
}
@@ -1456,13 +1457,13 @@ static u8 sony_pic_call2(u8 dev, u8 fn)
{
u8 v1;
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
ITERATIONS_LONG);
- outb(dev, spic_dev.cur_ioport->io.minimum + 4);
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
ITERATIONS_LONG);
- outb(fn, spic_dev.cur_ioport->io.minimum);
- v1 = inb_p(spic_dev.cur_ioport->io.minimum);
+ outb(fn, spic_dev.cur_ioport->io1.minimum);
+ v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
dprintk("sony_pic_call2: 0x%.4x\n", v1);
return v1;
}
@@ -1471,13 +1472,13 @@ static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
{
u8 v1;
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG);
- outb(dev, spic_dev.cur_ioport->io.minimum + 4);
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG);
- outb(fn, spic_dev.cur_ioport->io.minimum);
- wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG);
- outb(v, spic_dev.cur_ioport->io.minimum);
- v1 = inb_p(spic_dev.cur_ioport->io.minimum);
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
+ outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
+ outb(fn, spic_dev.cur_ioport->io1.minimum);
+ wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
+ outb(v, spic_dev.cur_ioport->io1.minimum);
+ v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
dprintk("sony_pic_call3: 0x%.4x\n", v1);
return v1;
}
@@ -2074,7 +2075,18 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
switch (resource->type) {
case ACPI_RESOURCE_TYPE_START_DEPENDENT:
+ {
+ /* start IO enumeration */
+ struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
+ if (!ioport)
+ return AE_ERROR;
+
+ list_add(&ioport->list, &dev->ioports);
+ return AE_OK;
+ }
+
case ACPI_RESOURCE_TYPE_END_DEPENDENT:
+ /* end IO enumeration */
return AE_OK;
case ACPI_RESOURCE_TYPE_IRQ:
@@ -2101,7 +2113,7 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
if (!interrupt)
return AE_ERROR;
- list_add_tail(&interrupt->list, &dev->interrupts);
+ list_add(&interrupt->list, &dev->interrupts);
interrupt->irq.triggering = p->triggering;
interrupt->irq.polarity = p->polarity;
interrupt->irq.sharable = p->sharable;
@@ -2113,18 +2125,27 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
case ACPI_RESOURCE_TYPE_IO:
{
struct acpi_resource_io *io = &resource->data.io;
- struct sony_pic_ioport *ioport = NULL;
+ struct sony_pic_ioport *ioport =
+ list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
if (!io) {
dprintk("Blank IO resource\n");
return AE_OK;
}
- ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
- if (!ioport)
+ if (!ioport->io1.minimum) {
+ memcpy(&ioport->io1, io, sizeof(*io));
+ dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
+ ioport->io1.address_length);
+ }
+ else if (!ioport->io2.minimum) {
+ memcpy(&ioport->io2, io, sizeof(*io));
+ dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
+ ioport->io2.address_length);
+ }
+ else {
+ printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
return AE_ERROR;
-
- list_add_tail(&ioport->list, &dev->ioports);
- memcpy(&ioport->io, io, sizeof(*io));
+ }
return AE_OK;
}
default:
@@ -2199,10 +2220,22 @@ static int sony_pic_enable(struct acpi_device *device,
{
acpi_status status;
int result = 0;
+ /* Type 1 resource layout is:
+ * IO
+ * IO
+ * IRQNoFlags
+ * End
+ *
+ * Type 2 and 3 resource layout is:
+ * IO
+ * IRQNoFlags
+ * End
+ */
struct {
- struct acpi_resource io_res;
- struct acpi_resource irq_res;
- struct acpi_resource end;
+ struct acpi_resource res1;
+ struct acpi_resource res2;
+ struct acpi_resource res3;
+ struct acpi_resource res4;
} *resource;
struct acpi_buffer buffer = { 0, NULL };
@@ -2217,21 +2250,49 @@ static int sony_pic_enable(struct acpi_device *device,
buffer.length = sizeof(*resource) + 1;
buffer.pointer = resource;
- /* setup io resource */
- resource->io_res.type = ACPI_RESOURCE_TYPE_IO;
- resource->io_res.length = sizeof(struct acpi_resource);
- memcpy(&resource->io_res.data.io, &ioport->io,
- sizeof(struct acpi_resource_io));
+ /* setup Type 1 resources */
+ if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
- /* setup irq resource */
- resource->irq_res.type = ACPI_RESOURCE_TYPE_IRQ;
- resource->irq_res.length = sizeof(struct acpi_resource);
- memcpy(&resource->irq_res.data.irq, &irq->irq,
- sizeof(struct acpi_resource_irq));
- /* we requested a shared irq */
- resource->irq_res.data.irq.sharable = ACPI_SHARED;
+ /* setup io resources */
+ resource->res1.type = ACPI_RESOURCE_TYPE_IO;
+ resource->res1.length = sizeof(struct acpi_resource);
+ memcpy(&resource->res1.data.io, &ioport->io1,
+ sizeof(struct acpi_resource_io));
- resource->end.type = ACPI_RESOURCE_TYPE_END_TAG;
+ resource->res2.type = ACPI_RESOURCE_TYPE_IO;
+ resource->res2.length = sizeof(struct acpi_resource);
+ memcpy(&resource->res2.data.io, &ioport->io2,
+ sizeof(struct acpi_resource_io));
+
+ /* setup irq resource */
+ resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
+ resource->res3.length = sizeof(struct acpi_resource);
+ memcpy(&resource->res3.data.irq, &irq->irq,
+ sizeof(struct acpi_resource_irq));
+ /* we requested a shared irq */
+ resource->res3.data.irq.sharable = ACPI_SHARED;
+
+ resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
+
+ }
+ /* setup Type 2/3 resources */
+ else {
+ /* setup io resource */
+ resource->res1.type = ACPI_RESOURCE_TYPE_IO;
+ resource->res1.length = sizeof(struct acpi_resource);
+ memcpy(&resource->res1.data.io, &ioport->io1,
+ sizeof(struct acpi_resource_io));
+
+ /* setup irq resource */
+ resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
+ resource->res2.length = sizeof(struct acpi_resource);
+ memcpy(&resource->res2.data.irq, &irq->irq,
+ sizeof(struct acpi_resource_irq));
+ /* we requested a shared irq */
+ resource->res2.data.irq.sharable = ACPI_SHARED;
+
+ resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
+ }
/* Attempt to set the resource */
dprintk("Evaluating _SRS\n");
@@ -2239,7 +2300,7 @@ static int sony_pic_enable(struct acpi_device *device,
/* check for total failure */
if (ACPI_FAILURE(status)) {
- printk(KERN_ERR DRV_PFX "Error evaluating _SRS");
+ printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
result = -ENODEV;
goto end;
}
@@ -2268,11 +2329,14 @@ static irqreturn_t sony_pic_irq(int irq, void *dev_id)
struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
- ev = inb_p(dev->cur_ioport->io.minimum);
- data_mask = inb_p(dev->cur_ioport->io.minimum + dev->evport_offset);
+ ev = inb_p(dev->cur_ioport->io1.minimum);
+ if (dev->cur_ioport->io2.minimum)
+ data_mask = inb_p(dev->cur_ioport->io2.minimum);
+ else
+ data_mask = inb_p(dev->cur_ioport->io1.minimum + dev->evport_offset);
dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
- ev, data_mask, dev->cur_ioport->io.minimum, dev->evport_offset);
+ ev, data_mask, dev->cur_ioport->io1.minimum, dev->evport_offset);
if (ev == 0x00 || ev == 0xff)
return IRQ_HANDLED;
@@ -2323,8 +2387,11 @@ static int sony_pic_remove(struct acpi_device *device, int type)
}
free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
- release_region(spic_dev.cur_ioport->io.minimum,
- spic_dev.cur_ioport->io.address_length);
+ release_region(spic_dev.cur_ioport->io1.minimum,
+ spic_dev.cur_ioport->io1.address_length);
+ if (spic_dev.cur_ioport->io2.minimum)
+ release_region(spic_dev.cur_ioport->io2.minimum,
+ spic_dev.cur_ioport->io2.address_length);
sonypi_compat_exit();
@@ -2397,14 +2464,36 @@ static int sony_pic_add(struct acpi_device *device)
goto err_remove_input;
/* request io port */
- list_for_each_entry(io, &spic_dev.ioports, list) {
- if (request_region(io->io.minimum, io->io.address_length,
+ list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
+ if (request_region(io->io1.minimum, io->io1.address_length,
"Sony Programable I/O Device")) {
- dprintk("I/O port: 0x%.4x (0x%.4x) + 0x%.2x\n",
- io->io.minimum, io->io.maximum,
- io->io.address_length);
- spic_dev.cur_ioport = io;
- break;
+ dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
+ io->io1.minimum, io->io1.maximum,
+ io->io1.address_length);
+ /* Type 1 have 2 ioports */
+ if (io->io2.minimum) {
+ if (request_region(io->io2.minimum,
+ io->io2.address_length,
+ "Sony Programable I/O Device")) {
+ dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
+ io->io2.minimum, io->io2.maximum,
+ io->io2.address_length);
+ spic_dev.cur_ioport = io;
+ break;
+ }
+ else {
+ dprintk("Unable to get I/O port2: "
+ "0x%.4x (0x%.4x) + 0x%.2x\n",
+ io->io2.minimum, io->io2.maximum,
+ io->io2.address_length);
+ release_region(io->io1.minimum,
+ io->io1.address_length);
+ }
+ }
+ else {
+ spic_dev.cur_ioport = io;
+ break;
+ }
}
}
if (!spic_dev.cur_ioport) {
@@ -2414,7 +2503,7 @@ static int sony_pic_add(struct acpi_device *device)
}
/* request IRQ */
- list_for_each_entry(irq, &spic_dev.interrupts, list) {
+ list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
IRQF_SHARED, "sony-laptop", &spic_dev)) {
dprintk("IRQ: %d - triggering: %d - "
@@ -2462,8 +2551,11 @@ err_free_irq:
free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
err_release_region:
- release_region(spic_dev.cur_ioport->io.minimum,
- spic_dev.cur_ioport->io.address_length);
+ release_region(spic_dev.cur_ioport->io1.minimum,
+ spic_dev.cur_ioport->io1.address_length);
+ if (spic_dev.cur_ioport->io2.minimum)
+ release_region(spic_dev.cur_ioport->io2.minimum,
+ spic_dev.cur_ioport->io2.address_length);
err_remove_compat:
sonypi_compat_exit();
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index 81e068f..e953276 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -22,7 +22,7 @@
*/
#define IBM_VERSION "0.16"
-#define TPACPI_SYSFS_VERSION 0x010000
+#define TPACPI_SYSFS_VERSION 0x020000
/*
* Changelog:
@@ -117,6 +117,12 @@ IBM_BIOS_MODULE_ALIAS("K[U,X-Z]");
#define __unused __attribute__ ((unused))
+static enum {
+ TPACPI_LIFE_INIT = 0,
+ TPACPI_LIFE_RUNNING,
+ TPACPI_LIFE_EXITING,
+} tpacpi_lifecycle;
+
/****************************************************************************
****************************************************************************
*
@@ -342,6 +348,9 @@ static void dispatch_acpi_notify(acpi_handle handle, u32 event, void *data)
{
struct ibm_struct *ibm = data;
+ if (tpacpi_lifecycle != TPACPI_LIFE_RUNNING)
+ return;
+
if (!ibm || !ibm->acpi || !ibm->acpi->notify)
return;
@@ -517,8 +526,10 @@ static char *next_cmd(char **cmds)
****************************************************************************/
static struct platform_device *tpacpi_pdev;
+static struct platform_device *tpacpi_sensors_pdev;
static struct device *tpacpi_hwmon;
static struct input_dev *tpacpi_inputdev;
+static struct mutex tpacpi_inputdev_send_mutex;
static int tpacpi_resume_handler(struct platform_device *pdev)
@@ -543,6 +554,12 @@ static struct platform_driver tpacpi_pdriver = {
.resume = tpacpi_resume_handler,
};
+static struct platform_driver tpacpi_hwmon_pdriver = {
+ .driver = {
+ .name = IBM_HWMON_DRVR_NAME,
+ .owner = THIS_MODULE,
+ },
+};
/*************************************************************************
* thinkpad-acpi driver attributes
@@ -692,6 +709,8 @@ static int parse_strtoul(const char *buf,
{
char *endp;
+ while (*buf && isspace(*buf))
+ buf++;
*value = simple_strtoul(buf, &endp, 0);
while (*endp && isspace(*endp))
endp++;
@@ -989,6 +1008,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
int res, i;
int status;
+ int hkeyv;
vdbg_printk(TPACPI_DBG_INIT, "initializing hotkey subdriver\n");
@@ -1014,18 +1034,35 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
return res;
/* mask not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p,
- A30, R30, R31, T20-22, X20-21, X22-24 */
- tp_features.hotkey_mask =
- acpi_evalf(hkey_handle, NULL, "DHKN", "qv");
+ A30, R30, R31, T20-22, X20-21, X22-24. Detected by checking
+ for HKEY interface version 0x100 */
+ if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) {
+ if ((hkeyv >> 8) != 1) {
+ printk(IBM_ERR "unknown version of the "
+ "HKEY interface: 0x%x\n", hkeyv);
+ printk(IBM_ERR "please report this to %s\n",
+ IBM_MAIL);
+ } else {
+ /*
+ * MHKV 0x100 in A31, R40, R40e,
+ * T4x, X31, and later
+ * */
+ tp_features.hotkey_mask = 1;
+ }
+ }
vdbg_printk(TPACPI_DBG_INIT, "hotkey masks are %s\n",
str_supported(tp_features.hotkey_mask));
if (tp_features.hotkey_mask) {
- /* MHKA available in A31, R40, R40e, T4x, X31, and later */
if (!acpi_evalf(hkey_handle, &hotkey_all_mask,
- "MHKA", "qd"))
+ "MHKA", "qd")) {
+ printk(IBM_ERR
+ "missing MHKA handler, "
+ "please report this to %s\n",
+ IBM_MAIL);
hotkey_all_mask = 0x080cU; /* FN+F12, FN+F4, FN+F3 */
+ }
}
res = hotkey_get(&hotkey_orig_status, &hotkey_orig_mask);
@@ -1131,6 +1168,8 @@ static void tpacpi_input_send_key(unsigned int scancode,
unsigned int keycode)
{
if (keycode != KEY_RESERVED) {
+ mutex_lock(&tpacpi_inputdev_send_mutex);
+
input_report_key(tpacpi_inputdev, keycode, 1);
if (keycode == KEY_UNKNOWN)
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
@@ -1142,6 +1181,8 @@ static void tpacpi_input_send_key(unsigned int scancode,
input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
scancode);
input_sync(tpacpi_inputdev);
+
+ mutex_unlock(&tpacpi_inputdev_send_mutex);
}
}
@@ -1149,18 +1190,47 @@ static void tpacpi_input_send_radiosw(void)
{
int wlsw;
- if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw))
+ mutex_lock(&tpacpi_inputdev_send_mutex);
+
+ if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw)) {
input_report_switch(tpacpi_inputdev,
SW_RADIO, !!wlsw);
+ input_sync(tpacpi_inputdev);
+ }
+
+ mutex_unlock(&tpacpi_inputdev_send_mutex);
}
static void hotkey_notify(struct ibm_struct *ibm, u32 event)
{
u32 hkey;
unsigned int keycode, scancode;
- int send_acpi_ev = 0;
+ int send_acpi_ev;
+ int ignore_acpi_ev;
+
+ if (event != 0x80) {
+ printk(IBM_ERR "unknown HKEY notification event %d\n", event);
+ /* forward it to userspace, maybe it knows how to handle it */
+ acpi_bus_generate_netlink_event(ibm->acpi->device->pnp.device_class,
+ ibm->acpi->device->dev.bus_id,
+ event, 0);
+ return;
+ }
+
+ while (1) {
+ if (!acpi_evalf(hkey_handle, &hkey, "MHKP", "d")) {
+ printk(IBM_ERR "failed to retrieve HKEY event\n");
+ return;
+ }
+
+ if (hkey == 0) {
+ /* queue empty */
+ return;
+ }
+
+ send_acpi_ev = 0;
+ ignore_acpi_ev = 0;
- if (event == 0x80 && acpi_evalf(hkey_handle, &hkey, "MHKP", "d")) {
switch (hkey >> 12) {
case 1:
/* 0x1000-0x1FFF: key presses */
@@ -1182,9 +1252,11 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
* eat up known LID events */
if (hkey != 0x5001 && hkey != 0x5002) {
printk(IBM_ERR
- "unknown LID-related hotkey event: 0x%04x\n",
- hkey);
+ "unknown LID-related HKEY event: 0x%04x\n",
+ hkey);
send_acpi_ev = 1;
+ } else {
+ ignore_acpi_ev = 1;
}
break;
case 7:
@@ -1202,21 +1274,18 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
printk(IBM_NOTICE "unhandled HKEY event 0x%04x\n", hkey);
send_acpi_ev = 1;
}
- } else {
- printk(IBM_ERR "unknown hotkey notification event %d\n", event);
- hkey = 0;
- send_acpi_ev = 1;
- }
- /* Legacy events */
- if (send_acpi_ev || hotkey_report_mode < 2)
- acpi_bus_generate_proc_event(ibm->acpi->device, event, hkey);
+ /* Legacy events */
+ if (!ignore_acpi_ev && (send_acpi_ev || hotkey_report_mode < 2)) {
+ acpi_bus_generate_proc_event(ibm->acpi->device, event, hkey);
+ }
- /* netlink events */
- if (send_acpi_ev) {
- acpi_bus_generate_netlink_event(ibm->acpi->device->pnp.device_class,
- ibm->acpi->device->dev.bus_id,
- event, hkey);
+ /* netlink events */
+ if (!ignore_acpi_ev && send_acpi_ev) {
+ acpi_bus_generate_netlink_event(ibm->acpi->device->pnp.device_class,
+ ibm->acpi->device->dev.bus_id,
+ event, hkey);
+ }
}
}
@@ -2812,7 +2881,7 @@ static int __init thermal_init(struct ibm_init_struct *iibm)
switch(thermal_read_mode) {
case TPACPI_THERMAL_TPEC_16:
- res = sysfs_create_group(&tpacpi_pdev->dev.kobj,
+ res = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj,
&thermal_temp_input16_group);
if (res)
return res;
@@ -2820,7 +2889,7 @@ static int __init thermal_init(struct ibm_init_struct *iibm)
case TPACPI_THERMAL_TPEC_8:
case TPACPI_THERMAL_ACPI_TMP07:
case TPACPI_THERMAL_ACPI_UPDT:
- res = sysfs_create_group(&tpacpi_pdev->dev.kobj,
+ res = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj,
&thermal_temp_input8_group);
if (res)
return res;
@@ -2837,13 +2906,13 @@ static void thermal_exit(void)
{
switch(thermal_read_mode) {
case TPACPI_THERMAL_TPEC_16:
- sysfs_remove_group(&tpacpi_pdev->dev.kobj,
+ sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj,
&thermal_temp_input16_group);
break;
case TPACPI_THERMAL_TPEC_8:
case TPACPI_THERMAL_ACPI_TMP07:
case TPACPI_THERMAL_ACPI_UPDT:
- sysfs_remove_group(&tpacpi_pdev->dev.kobj,
+ sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj,
&thermal_temp_input16_group);
break;
case TPACPI_THERMAL_NONE:
@@ -3626,7 +3695,7 @@ static struct device_attribute dev_attr_fan_fan1_input =
__ATTR(fan1_input, S_IRUGO,
fan_fan1_input_show, NULL);
-/* sysfs fan fan_watchdog (driver) ------------------------------------- */
+/* sysfs fan fan_watchdog (hwmon driver) ------------------------------- */
static ssize_t fan_fan_watchdog_show(struct device_driver *drv,
char *buf)
{
@@ -3768,10 +3837,10 @@ static int __init fan_init(struct ibm_init_struct *iibm)
if (fan_status_access_mode != TPACPI_FAN_NONE ||
fan_control_access_mode != TPACPI_FAN_WR_NONE) {
- rc = sysfs_create_group(&tpacpi_pdev->dev.kobj,
+ rc = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj,
&fan_attr_group);
if (!(rc < 0))
- rc = driver_create_file(&tpacpi_pdriver.driver,
+ rc = driver_create_file(&tpacpi_hwmon_pdriver.driver,
&driver_attr_fan_watchdog);
if (rc < 0)
return rc;
@@ -3854,8 +3923,8 @@ static void fan_exit(void)
vdbg_printk(TPACPI_DBG_EXIT, "cancelling any pending fan watchdog tasks\n");
/* FIXME: can we really do this unconditionally? */
- sysfs_remove_group(&tpacpi_pdev->dev.kobj, &fan_attr_group);
- driver_remove_file(&tpacpi_pdriver.driver, &driver_attr_fan_watchdog);
+ sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj, &fan_attr_group);
+ driver_remove_file(&tpacpi_hwmon_pdriver.driver, &driver_attr_fan_watchdog);
cancel_delayed_work(&fan_watchdog_task);
flush_scheduled_work();
@@ -3888,6 +3957,9 @@ static void fan_watchdog_fire(struct work_struct *ignored)
{
int rc;
+ if (tpacpi_lifecycle != TPACPI_LIFE_RUNNING)
+ return;
+
printk(IBM_NOTICE "fan watchdog: enabling fan\n");
rc = fan_set_enable();
if (rc < 0) {
@@ -3908,7 +3980,8 @@ static void fan_watchdog_reset(void)
if (fan_watchdog_active)
cancel_delayed_work(&fan_watchdog_task);
- if (fan_watchdog_maxinterval > 0) {
+ if (fan_watchdog_maxinterval > 0 &&
+ tpacpi_lifecycle != TPACPI_LIFE_EXITING) {
fan_watchdog_active = 1;
if (!schedule_delayed_work(&fan_watchdog_task,
msecs_to_jiffies(fan_watchdog_maxinterval
@@ -4302,6 +4375,19 @@ static struct ibm_struct fan_driver_data = {
****************************************************************************
****************************************************************************/
+/* sysfs name ---------------------------------------------------------- */
+static ssize_t thinkpad_acpi_pdev_name_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, "%s\n", IBM_NAME);
+}
+
+static struct device_attribute dev_attr_thinkpad_acpi_pdev_name =
+ __ATTR(name, S_IRUGO, thinkpad_acpi_pdev_name_show, NULL);
+
+/* --------------------------------------------------------------------- */
+
/* /proc support */
static struct proc_dir_entry *proc_dir;
@@ -4674,6 +4760,8 @@ static int __init thinkpad_acpi_module_init(void)
{
int ret, i;
+ tpacpi_lifecycle = TPACPI_LIFE_INIT;
+
/* Parameter checking */
if (hotkey_report_mode > 2)
return -EINVAL;
@@ -4702,19 +4790,31 @@ static int __init thinkpad_acpi_module_init(void)
ret = platform_driver_register(&tpacpi_pdriver);
if (ret) {
- printk(IBM_ERR "unable to register platform driver\n");
+ printk(IBM_ERR "unable to register main platform driver\n");
thinkpad_acpi_module_exit();
return ret;
}
tp_features.platform_drv_registered = 1;
+ ret = platform_driver_register(&tpacpi_hwmon_pdriver);
+ if (ret) {
+ printk(IBM_ERR "unable to register hwmon platform driver\n");
+ thinkpad_acpi_module_exit();
+ return ret;
+ }
+ tp_features.sensors_pdrv_registered = 1;
+
ret = tpacpi_create_driver_attributes(&tpacpi_pdriver.driver);
+ if (!ret) {
+ tp_features.platform_drv_attrs_registered = 1;
+ ret = tpacpi_create_driver_attributes(&tpacpi_hwmon_pdriver.driver);
+ }
if (ret) {
printk(IBM_ERR "unable to create sysfs driver attributes\n");
thinkpad_acpi_module_exit();
return ret;
}
- tp_features.platform_drv_attrs_registered = 1;
+ tp_features.sensors_pdrv_attrs_registered = 1;
/* Device initialization */
@@ -4727,7 +4827,26 @@ static int __init thinkpad_acpi_module_init(void)
thinkpad_acpi_module_exit();
return ret;
}
- tpacpi_hwmon = hwmon_device_register(&tpacpi_pdev->dev);
+ tpacpi_sensors_pdev = platform_device_register_simple(
+ IBM_HWMON_DRVR_NAME,
+ -1, NULL, 0);
+ if (IS_ERR(tpacpi_sensors_pdev)) {
+ ret = PTR_ERR(tpacpi_sensors_pdev);
+ tpacpi_sensors_pdev = NULL;
+ printk(IBM_ERR "unable to register hwmon platform device\n");
+ thinkpad_acpi_module_exit();
+ return ret;
+ }
+ ret = device_create_file(&tpacpi_sensors_pdev->dev,
+ &dev_attr_thinkpad_acpi_pdev_name);
+ if (ret) {
+ printk(IBM_ERR
+ "unable to create sysfs hwmon device attributes\n");
+ thinkpad_acpi_module_exit();
+ return ret;
+ }
+ tp_features.sensors_pdev_attrs_registered = 1;
+ tpacpi_hwmon = hwmon_device_register(&tpacpi_sensors_pdev->dev);
if (IS_ERR(tpacpi_hwmon)) {
ret = PTR_ERR(tpacpi_hwmon);
tpacpi_hwmon = NULL;
@@ -4735,6 +4854,7 @@ static int __init thinkpad_acpi_module_init(void)
thinkpad_acpi_module_exit();
return ret;
}
+ mutex_init(&tpacpi_inputdev_send_mutex);
tpacpi_inputdev = input_allocate_device();
if (!tpacpi_inputdev) {
printk(IBM_ERR "unable to allocate input device\n");
@@ -4769,6 +4889,7 @@ static int __init thinkpad_acpi_module_init(void)
tp_features.input_device_registered = 1;
}
+ tpacpi_lifecycle = TPACPI_LIFE_RUNNING;
return 0;
}
@@ -4776,6 +4897,8 @@ static void thinkpad_acpi_module_exit(void)
{
struct ibm_struct *ibm, *itmp;
+ tpacpi_lifecycle = TPACPI_LIFE_EXITING;
+
list_for_each_entry_safe_reverse(ibm, itmp,
&tpacpi_all_drivers,
all_drivers) {
@@ -4794,12 +4917,22 @@ static void thinkpad_acpi_module_exit(void)
if (tpacpi_hwmon)
hwmon_device_unregister(tpacpi_hwmon);
+ if (tp_features.sensors_pdev_attrs_registered)
+ device_remove_file(&tpacpi_sensors_pdev->dev,
+ &dev_attr_thinkpad_acpi_pdev_name);
+ if (tpacpi_sensors_pdev)
+ platform_device_unregister(tpacpi_sensors_pdev);
if (tpacpi_pdev)
platform_device_unregister(tpacpi_pdev);
+ if (tp_features.sensors_pdrv_attrs_registered)
+ tpacpi_remove_driver_attributes(&tpacpi_hwmon_pdriver.driver);
if (tp_features.platform_drv_attrs_registered)
tpacpi_remove_driver_attributes(&tpacpi_pdriver.driver);
+ if (tp_features.sensors_pdrv_registered)
+ platform_driver_unregister(&tpacpi_hwmon_pdriver);
+
if (tp_features.platform_drv_registered)
platform_driver_unregister(&tpacpi_pdriver);
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index acd5835..3abcc81 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -58,13 +58,14 @@
#define IBM_NAME "thinkpad"
#define IBM_DESC "ThinkPad ACPI Extras"
-#define IBM_FILE "thinkpad_acpi"
+#define IBM_FILE IBM_NAME "_acpi"
#define IBM_URL "http://ibm-acpi.sf.net/"
#define IBM_MAIL "ibm-acpi-devel@lists.sourceforge.net"
#define IBM_PROC_DIR "ibm"
#define IBM_ACPI_EVENT_PREFIX "ibm"
#define IBM_DRVR_NAME IBM_FILE
+#define IBM_HWMON_DRVR_NAME IBM_NAME "_hwmon"
#define IBM_LOG IBM_FILE ": "
#define IBM_ERR KERN_ERR IBM_LOG
@@ -171,6 +172,7 @@ static int parse_strtoul(const char *buf, unsigned long max,
/* Device model */
static struct platform_device *tpacpi_pdev;
+static struct platform_device *tpacpi_sensors_pdev;
static struct device *tpacpi_hwmon;
static struct platform_driver tpacpi_pdriver;
static struct input_dev *tpacpi_inputdev;
@@ -233,22 +235,25 @@ struct ibm_init_struct {
static struct {
#ifdef CONFIG_THINKPAD_ACPI_BAY
- u16 bay_status:1;
- u16 bay_eject:1;
- u16 bay_status2:1;
- u16 bay_eject2:1;
+ u32 bay_status:1;
+ u32 bay_eject:1;
+ u32 bay_status2:1;
+ u32 bay_eject2:1;
#endif
- u16 bluetooth:1;
- u16 hotkey:1;
- u16 hotkey_mask:1;
- u16 hotkey_wlsw:1;
- u16 light:1;
- u16 light_status:1;
- u16 wan:1;
- u16 fan_ctrl_status_undef:1;
- u16 input_device_registered:1;
- u16 platform_drv_registered:1;
- u16 platform_drv_attrs_registered:1;
+ u32 bluetooth:1;
+ u32 hotkey:1;
+ u32 hotkey_mask:1;
+ u32 hotkey_wlsw:1;
+ u32 light:1;
+ u32 light_status:1;
+ u32 wan:1;
+ u32 fan_ctrl_status_undef:1;
+ u32 input_device_registered:1;
+ u32 platform_drv_registered:1;
+ u32 platform_drv_attrs_registered:1;
+ u32 sensors_pdrv_registered:1;
+ u32 sensors_pdrv_attrs_registered:1;
+ u32 sensors_pdev_attrs_registered:1;
} tp_features;
struct thinkpad_id_data {
generated by cgit v1.1 at 2025-08-22 08:17:32 +0000