diff options
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/Kconfig | 3 | ||||
| -rw-r--r-- | drivers/pcmcia/Makefile | 1 | ||||
| -rw-r--r-- | drivers/pcmcia/cistpl.c | 9 | ||||
| -rw-r--r-- | drivers/pcmcia/cs.c | 16 | ||||
| -rw-r--r-- | drivers/pcmcia/db1xxx_ss.c | 12 | ||||
| -rw-r--r-- | drivers/pcmcia/ds.c | 77 | ||||
| -rw-r--r-- | drivers/pcmcia/pcmcia_ioctl.c | 7 | ||||
| -rw-r--r-- | drivers/pcmcia/pcmcia_resource.c | 10 | ||||
| -rw-r--r-- | drivers/pcmcia/pxa2xx_vpac270.c | 229 | ||||
| -rw-r--r-- | drivers/pcmcia/rsrc_nonstatic.c | 16 |
10 files changed, 302 insertions, 78 deletions
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index d189e47..a44733d 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -234,7 +234,8 @@ config PCMCIA_PXA2XX depends on ARM && ARCH_PXA && PCMCIA depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \ || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \ - || ARCOM_PCMCIA || ARCH_PXA_ESERIES || MACH_STARGATE2) + || ARCOM_PCMCIA || ARCH_PXA_ESERIES || MACH_STARGATE2 \ + || MACH_VPAC270) select PCMCIA_SOC_COMMON help Say Y here to include support for the PXA2xx PCMCIA controller diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 381b031..4dae361 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -66,6 +66,7 @@ pxa2xx-obj-$(CONFIG_MACH_PALMTC) += pxa2xx_palmtc.o pxa2xx-obj-$(CONFIG_MACH_PALMLD) += pxa2xx_palmld.o pxa2xx-obj-$(CONFIG_MACH_E740) += pxa2xx_e740.o pxa2xx-obj-$(CONFIG_MACH_STARGATE2) += pxa2xx_stargate2.o +pxa2xx-obj-$(CONFIG_MACH_VPAC270) += pxa2xx_vpac270.o obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_base.o $(pxa2xx-obj-y) diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index f230f65..854959c 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -1484,6 +1484,11 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *info) if (!s) return -EINVAL; + if (s->functions) { + WARN_ON(1); + return -EINVAL; + } + /* We do not want to validate the CIS cache... */ mutex_lock(&s->ops_mutex); destroy_cis_cache(s); @@ -1639,7 +1644,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj, count = 0; else { struct pcmcia_socket *s; - unsigned int chains; + unsigned int chains = 1; if (off + count > size) count = size - off; @@ -1648,7 +1653,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj, if (!(s->state & SOCKET_PRESENT)) return -ENODEV; - if (pccard_validate_cis(s, &chains)) + if (!s->functions && pccard_validate_cis(s, &chains)) return -EIO; if (!chains) return -ENODATA; diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 75ed866..c338375 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -671,20 +671,22 @@ static int pccardd(void *__skt) socket_remove(skt); if (sysfs_events & PCMCIA_UEVENT_INSERT) socket_insert(skt); - if ((sysfs_events & PCMCIA_UEVENT_RESUME) && - !(skt->state & SOCKET_CARDBUS)) { - ret = socket_resume(skt); - if (!ret && skt->callback) - skt->callback->resume(skt); - } if ((sysfs_events & PCMCIA_UEVENT_SUSPEND) && !(skt->state & SOCKET_CARDBUS)) { if (skt->callback) ret = skt->callback->suspend(skt); else ret = 0; - if (!ret) + if (!ret) { socket_suspend(skt); + msleep(100); + } + } + if ((sysfs_events & PCMCIA_UEVENT_RESUME) && + !(skt->state & SOCKET_CARDBUS)) { + ret = socket_resume(skt); + if (!ret && skt->callback) + skt->callback->resume(skt); } if ((sysfs_events & PCMCIA_UEVENT_REQUERY) && !(skt->state & SOCKET_CARDBUS)) { diff --git a/drivers/pcmcia/db1xxx_ss.c b/drivers/pcmcia/db1xxx_ss.c index 6206408..0f4cc3f 100644 --- a/drivers/pcmcia/db1xxx_ss.c +++ b/drivers/pcmcia/db1xxx_ss.c @@ -146,7 +146,6 @@ static irqreturn_t db1200_pcmcia_cdirq(int irq, void *data) static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock) { int ret; - unsigned long flags; if (sock->stschg_irq != -1) { ret = request_irq(sock->stschg_irq, db1000_pcmcia_stschgirq, @@ -162,8 +161,6 @@ static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock) * active one disabled. */ if (sock->board_type == BOARD_TYPE_DB1200) { - local_irq_save(flags); - ret = request_irq(sock->insert_irq, db1200_pcmcia_cdirq, IRQF_DISABLED, "pcmcia_insert", sock); if (ret) @@ -173,17 +170,14 @@ static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock) IRQF_DISABLED, "pcmcia_eject", sock); if (ret) { free_irq(sock->insert_irq, sock); - local_irq_restore(flags); goto out1; } - /* disable the currently active one */ + /* enable the currently silent one */ if (db1200_card_inserted(sock)) - disable_irq_nosync(sock->insert_irq); + enable_irq(sock->eject_irq); else - disable_irq_nosync(sock->eject_irq); - - local_irq_restore(flags); + enable_irq(sock->insert_irq); } else { /* all other (older) Db1x00 boards use a GPIO to show * card detection status: use both-edge triggers. diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index cb6036d..041eee4 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -335,7 +335,6 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le mutex_lock(&s->ops_mutex); list_del(&p_dev->socket_device_list); - p_dev->_removed = 1; mutex_unlock(&s->ops_mutex); dev_dbg(&p_dev->dev, "unregistering device\n"); @@ -654,14 +653,7 @@ static int pcmcia_requery_callback(struct device *dev, void * _data) static void pcmcia_requery(struct pcmcia_socket *s) { - int present, has_pfc; - - mutex_lock(&s->ops_mutex); - present = s->pcmcia_state.present; - mutex_unlock(&s->ops_mutex); - - if (!present) - return; + int has_pfc; if (s->functions == 0) { pcmcia_card_add(s); @@ -687,12 +679,10 @@ static void pcmcia_requery(struct pcmcia_socket *s) new_funcs = mfc.nfn; else new_funcs = 1; - if (old_funcs > new_funcs) { + if (old_funcs != new_funcs) { + /* we need to re-start */ pcmcia_card_remove(s, NULL); pcmcia_card_add(s); - } else if (new_funcs > old_funcs) { - s->functions = new_funcs; - pcmcia_device_add(s, 1); } } @@ -728,6 +718,8 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) struct pcmcia_socket *s = dev->socket; const struct firmware *fw; int ret = -ENOMEM; + cistpl_longlink_mfc_t mfc; + int old_funcs, new_funcs = 1; if (!filename) return -EINVAL; @@ -750,6 +742,14 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) goto release; } + /* we need to re-start if the number of functions changed */ + old_funcs = s->functions; + if (!pccard_read_tuple(s, BIND_FN_ALL, CISTPL_LONGLINK_MFC, + &mfc)) + new_funcs = mfc.nfn; + + if (old_funcs != new_funcs) + ret = -EBUSY; /* update information */ pcmcia_device_query(dev); @@ -820,11 +820,12 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, } if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) { - if (dev->device_no != did->device_no) - return 0; + dev_dbg(&dev->dev, "this is a pseudo-multi-function device\n"); mutex_lock(&dev->socket->ops_mutex); dev->socket->pcmcia_state.has_pfc = 1; mutex_unlock(&dev->socket->ops_mutex); + if (dev->device_no != did->device_no) + return 0; } if (did->match_flags & PCMCIA_DEV_ID_MATCH_FUNC_ID) { @@ -835,7 +836,7 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, /* if this is a pseudo-multi-function device, * we need explicit matches */ - if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) + if (dev->socket->pcmcia_state.has_pfc) return 0; if (dev->device_no) return 0; @@ -858,10 +859,8 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) { dev_dbg(&dev->dev, "device needs a fake CIS\n"); if (!dev->socket->fake_cis) - pcmcia_load_firmware(dev, did->cisfile); - - if (!dev->socket->fake_cis) - return 0; + if (pcmcia_load_firmware(dev, did->cisfile)) + return 0; } if (did->match_flags & PCMCIA_DEV_ID_MATCH_ANONYMOUS) { @@ -1254,9 +1253,7 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) switch (event) { case CS_EVENT_CARD_REMOVAL: - mutex_lock(&s->ops_mutex); - s->pcmcia_state.present = 0; - mutex_unlock(&s->ops_mutex); + atomic_set(&skt->present, 0); pcmcia_card_remove(skt, NULL); handle_event(skt, event); mutex_lock(&s->ops_mutex); @@ -1265,9 +1262,9 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) break; case CS_EVENT_CARD_INSERTION: + atomic_set(&skt->present, 1); mutex_lock(&s->ops_mutex); s->pcmcia_state.has_pfc = 0; - s->pcmcia_state.present = 1; destroy_cis_cache(s); /* to be on the safe side... */ mutex_unlock(&s->ops_mutex); pcmcia_card_add(skt); @@ -1286,6 +1283,7 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) destroy_cis_cache(skt); kfree(skt->fake_cis); skt->fake_cis = NULL; + s->functions = 0; mutex_unlock(&s->ops_mutex); /* now, add the new card */ ds_event(skt, CS_EVENT_CARD_INSERTION, @@ -1307,7 +1305,13 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) return 0; } /* ds_event */ - +/* + * NOTE: This is racy. There's no guarantee the card will still be + * physically present, even if the call to this function returns + * non-NULL. Furthermore, the device driver most likely is unbound + * almost immediately, so the timeframe where pcmcia_dev_present + * returns NULL is probably really really small. + */ struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *_p_dev) { struct pcmcia_device *p_dev; @@ -1317,22 +1321,9 @@ struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *_p_dev) if (!p_dev) return NULL; - mutex_lock(&p_dev->socket->ops_mutex); - if (!p_dev->socket->pcmcia_state.present) - goto out; - - if (p_dev->socket->pcmcia_state.dead) - goto out; - - if (p_dev->_removed) - goto out; - - if (p_dev->suspended) - goto out; + if (atomic_read(&p_dev->socket->present) != 0) + ret = p_dev; - ret = p_dev; - out: - mutex_unlock(&p_dev->socket->ops_mutex); pcmcia_put_dev(p_dev); return ret; } @@ -1382,6 +1373,8 @@ static int __devinit pcmcia_bus_add_socket(struct device *dev, return ret; } + atomic_set(&socket->present, 0); + return 0; } @@ -1393,10 +1386,6 @@ static void pcmcia_bus_remove_socket(struct device *dev, if (!socket) return; - mutex_lock(&socket->ops_mutex); - socket->pcmcia_state.dead = 1; - mutex_unlock(&socket->ops_mutex); - pccard_register_pcmcia(socket, NULL); /* unregister any unbound devices */ diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 104e73d..7631faa 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -711,7 +711,7 @@ static int ds_open(struct inode *inode, struct file *file) warning_printed = 1; } - if (s->pcmcia_state.present) + if (atomic_read(&s->present)) queue_event(user, CS_EVENT_CARD_INSERTION); out: unlock_kernel(); @@ -770,9 +770,6 @@ static ssize_t ds_read(struct file *file, char __user *buf, 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; @@ -838,8 +835,6 @@ static int ds_ioctl(struct inode *inode, struct file *file, 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)) diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index caec1de..7c3d03b 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -755,12 +755,12 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) else printk(KERN_WARNING "pcmcia: Driver needs updating to support IRQ sharing.\n"); -#ifdef CONFIG_PCMCIA_PROBE - - if (s->irq.AssignedIRQ != 0) { - /* If the interrupt is already assigned, it must be the same */ + /* If the interrupt is already assigned, it must be the same */ + if (s->irq.AssignedIRQ != 0) irq = s->irq.AssignedIRQ; - } else { + +#ifdef CONFIG_PCMCIA_PROBE + if (!irq) { int try; u32 mask = s->irq_mask; void *data = p_dev; /* something unique to this device */ diff --git a/drivers/pcmcia/pxa2xx_vpac270.c b/drivers/pcmcia/pxa2xx_vpac270.c new file mode 100644 index 0000000..55627ec --- /dev/null +++ b/drivers/pcmcia/pxa2xx_vpac270.c @@ -0,0 +1,229 @@ +/* + * linux/drivers/pcmcia/pxa2xx_vpac270.c + * + * Driver for Voipac PXA270 PCMCIA and CF sockets + * + * Copyright (C) 2010 + * Marek Vasut <marek.vasut@gmail.com> + * + * 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/platform_device.h> + +#include <asm/mach-types.h> + +#include <mach/gpio.h> +#include <mach/vpac270.h> + +#include "soc_common.h" + +static struct pcmcia_irqs cd_irqs[] = { + { + .sock = 0, + .irq = IRQ_GPIO(GPIO84_VPAC270_PCMCIA_CD), + .str = "PCMCIA CD" + }, + { + .sock = 1, + .irq = IRQ_GPIO(GPIO17_VPAC270_CF_CD), + .str = "CF CD" + }, +}; + +static int vpac270_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + int ret; + + if (skt->nr == 0) { + ret = gpio_request(GPIO84_VPAC270_PCMCIA_CD, "PCMCIA CD"); + if (ret) + goto err1; + ret = gpio_direction_input(GPIO84_VPAC270_PCMCIA_CD); + if (ret) + goto err2; + + ret = gpio_request(GPIO35_VPAC270_PCMCIA_RDY, "PCMCIA RDY"); + if (ret) + goto err2; + ret = gpio_direction_input(GPIO35_VPAC270_PCMCIA_RDY); + if (ret) + goto err3; + + ret = gpio_request(GPIO107_VPAC270_PCMCIA_PPEN, "PCMCIA PPEN"); + if (ret) + goto err3; + ret = gpio_direction_output(GPIO107_VPAC270_PCMCIA_PPEN, 0); + if (ret) + goto err4; + + ret = gpio_request(GPIO11_VPAC270_PCMCIA_RESET, "PCMCIA RESET"); + if (ret) + goto err4; + ret = gpio_direction_output(GPIO11_VPAC270_PCMCIA_RESET, 0); + if (ret) + goto err5; + + skt->socket.pci_irq = gpio_to_irq(GPIO35_VPAC270_PCMCIA_RDY); + + return soc_pcmcia_request_irqs(skt, &cd_irqs[0], 1); + +err5: + gpio_free(GPIO11_VPAC270_PCMCIA_RESET); +err4: + gpio_free(GPIO107_VPAC270_PCMCIA_PPEN); +err3: + gpio_free(GPIO35_VPAC270_PCMCIA_RDY); +err2: + gpio_free(GPIO84_VPAC270_PCMCIA_CD); +err1: + return ret; + + } else { + ret = gpio_request(GPIO17_VPAC270_CF_CD, "CF CD"); + if (ret) + goto err6; + ret = gpio_direction_input(GPIO17_VPAC270_CF_CD); + if (ret) + goto err7; + + ret = gpio_request(GPIO12_VPAC270_CF_RDY, "CF RDY"); + if (ret) + goto err7; + ret = gpio_direction_input(GPIO12_VPAC270_CF_RDY); + if (ret) + goto err8; + + ret = gpio_request(GPIO16_VPAC270_CF_RESET, "CF RESET"); + if (ret) + goto err8; + ret = gpio_direction_output(GPIO16_VPAC270_CF_RESET, 0); + if (ret) + goto err9; + + skt->socket.pci_irq = gpio_to_irq(GPIO12_VPAC270_CF_RDY); + + return soc_pcmcia_request_irqs(skt, &cd_irqs[1], 1); + +err9: + gpio_free(GPIO16_VPAC270_CF_RESET); +err8: + gpio_free(GPIO12_VPAC270_CF_RDY); +err7: + gpio_free(GPIO17_VPAC270_CF_CD); +err6: + return ret; + + } +} + +static void vpac270_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +{ + gpio_free(GPIO11_VPAC270_PCMCIA_RESET); + gpio_free(GPIO107_VPAC270_PCMCIA_PPEN); + gpio_free(GPIO35_VPAC270_PCMCIA_RDY); + gpio_free(GPIO84_VPAC270_PCMCIA_CD); + gpio_free(GPIO16_VPAC270_CF_RESET); + gpio_free(GPIO12_VPAC270_CF_RDY); + gpio_free(GPIO17_VPAC270_CF_CD); +} + +static void vpac270_pcmcia_socket_state(struct soc_pcmcia_socket *skt, + struct pcmcia_state *state) +{ + if (skt->nr == 0) { + state->detect = !gpio_get_value(GPIO84_VPAC270_PCMCIA_CD); + state->ready = !!gpio_get_value(GPIO35_VPAC270_PCMCIA_RDY); + } else { + state->detect = !gpio_get_value(GPIO17_VPAC270_CF_CD); + state->ready = !!gpio_get_value(GPIO12_VPAC270_CF_RDY); + } + state->bvd1 = 1; + state->bvd2 = 1; + state->wrprot = 0; + state->vs_3v = 1; + state->vs_Xv = 0; +} + +static int +vpac270_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, + const socket_state_t *state) +{ + if (skt->nr == 0) { + gpio_set_value(GPIO11_VPAC270_PCMCIA_RESET, + (state->flags & SS_RESET)); + gpio_set_value(GPIO107_VPAC270_PCMCIA_PPEN, + !(state->Vcc == 33 || state->Vcc == 50)); + } else { + gpio_set_value(GPIO16_VPAC270_CF_RESET, + (state->flags & SS_RESET)); + } + + return 0; +} + +static void vpac270_pcmcia_socket_init(struct soc_pcmcia_socket *skt) +{ +} + +static void vpac270_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +{ +} + +static struct pcmcia_low_level vpac270_pcmcia_ops = { + .owner = THIS_MODULE, + + .first = 0, + .nr = 2, + + .hw_init = vpac270_pcmcia_hw_init, + .hw_shutdown = vpac270_pcmcia_hw_shutdown, + + .socket_state = vpac270_pcmcia_socket_state, + .configure_socket = vpac270_pcmcia_configure_socket, + + .socket_init = vpac270_pcmcia_socket_init, + .socket_suspend = vpac270_pcmcia_socket_suspend, +}; + +static struct platform_device *vpac270_pcmcia_device; + +static int __init vpac270_pcmcia_init(void) +{ + int ret; + + if (!machine_is_vpac270()) + return -ENODEV; + + vpac270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); + if (!vpac270_pcmcia_device) + return -ENOMEM; + + ret = platform_device_add_data(vpac270_pcmcia_device, + &vpac270_pcmcia_ops, sizeof(vpac270_pcmcia_ops)); + + if (!ret) + ret = platform_device_add(vpac270_pcmcia_device); + + if (ret) + platform_device_put(vpac270_pcmcia_device); + + return ret; +} + +static void __exit vpac270_pcmcia_exit(void) +{ + platform_device_unregister(vpac270_pcmcia_device); +} + +module_init(vpac270_pcmcia_init); +module_exit(vpac270_pcmcia_exit); + +MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); +MODULE_DESCRIPTION("PCMCIA support for Voipac PXA270"); +MODULE_ALIAS("platform:pxa2xx-pcmcia"); +MODULE_LICENSE("GPL"); diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 559069a..a6eb7b5 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -214,7 +214,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, return; } for (i = base, most = 0; i < base+num; i += 8) { - res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); + res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); if (!res) continue; hole = inb(i); @@ -231,9 +231,14 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, bad = any = 0; for (i = base; i < base+num; i += 8) { - res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); - if (!res) + res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe"); + if (!res) { + if (!any) + printk(" excluding"); + if (!bad) + bad = any = i; continue; + } for (j = 0; j < 8; j++) if (inb(i+j) != most) break; @@ -253,6 +258,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, } if (bad) { if ((num > 16) && (bad == base) && (i == base+num)) { + sub_interval(&s_data->io_db, bad, i-bad); printk(" nothing: probe failed.\n"); return; } else { @@ -804,7 +810,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end) { struct socket_data *data = s->resource_data; - unsigned long size = end - start + 1; + unsigned long size; int ret = 0; #if defined(CONFIG_X86) @@ -814,6 +820,8 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start = 0x100; #endif + size = end - start + 1; + if (end < start) return -EINVAL; |