diff options
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/at91_cf.c | 69 | ||||
| -rw-r--r-- | drivers/pcmcia/cs.c | 1 | ||||
| -rw-r--r-- | drivers/pcmcia/cs_internal.h | 2 | ||||
| -rw-r--r-- | drivers/pcmcia/ds.c | 274 | ||||
| -rw-r--r-- | drivers/pcmcia/m32r_cfc.c | 2 | ||||
| -rw-r--r-- | drivers/pcmcia/pcmcia_ioctl.c | 7 | ||||
| -rw-r--r-- | drivers/pcmcia/pd6729.c | 8 | ||||
| -rw-r--r-- | drivers/pcmcia/socket_sysfs.c | 4 |
8 files changed, 227 insertions, 140 deletions
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index 697966703512..52d4a38b3667 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -32,10 +32,11 @@ * A0..A10 work in each range; A23 indicates I/O space; A25 is CFRNW; * some other bit in {A24,A22..A11} is nREG to flag memory access * (vs attributes). So more than 2KB/region would just be waste. + * Note: These are offsets from the physical base address. */ -#define CF_ATTR_PHYS (AT91_CF_BASE) -#define CF_IO_PHYS (AT91_CF_BASE + (1 << 23)) -#define CF_MEM_PHYS (AT91_CF_BASE + 0x017ff800) +#define CF_ATTR_PHYS (0) +#define CF_IO_PHYS (1 << 23) +#define CF_MEM_PHYS (0x017ff800) /*--------------------------------------------------------------------------*/ @@ -48,6 +49,8 @@ struct at91_cf_socket { struct platform_device *pdev; struct at91_cf_data *board; + + unsigned long phys_baseaddr; }; #define SZ_2K (2 * SZ_1K) @@ -154,9 +157,8 @@ static int at91_cf_set_io_map(struct pcmcia_socket *s, struct pccard_io_map *io) /* * Use 16 bit accesses unless/until we need 8-bit i/o space. - * Always set CSR4 ... PCMCIA won't always unmap things. */ - csr = at91_sys_read(AT91_SMC_CSR(4)) & ~AT91_SMC_DBW; + csr = at91_sys_read(AT91_SMC_CSR(cf->board->chipselect)) & ~AT91_SMC_DBW; /* * NOTE: this CF controller ignores IOIS16, so we can't really do @@ -168,14 +170,14 @@ static int at91_cf_set_io_map(struct pcmcia_socket *s, struct pccard_io_map *io) * some cards only like that way to get at the odd byte, despite * CF 3.0 spec table 35 also giving the D8-D15 option. */ - if (!(io->flags & (MAP_16BIT|MAP_AUTOSZ))) { + if (!(io->flags & (MAP_16BIT | MAP_AUTOSZ))) { csr |= AT91_SMC_DBW_8; pr_debug("%s: 8bit i/o bus\n", driver_name); } else { csr |= AT91_SMC_DBW_16; pr_debug("%s: 16bit i/o bus\n", driver_name); } - at91_sys_write(AT91_SMC_CSR(4), csr); + at91_sys_write(AT91_SMC_CSR(cf->board->chipselect), csr); io->start = cf->socket.io_offset; io->stop = io->start + SZ_2K - 1; @@ -194,11 +196,11 @@ at91_cf_set_mem_map(struct pcmcia_socket *s, struct pccard_mem_map *map) cf = container_of(s, struct at91_cf_socket, socket); - map->flags &= MAP_ACTIVE|MAP_ATTRIB|MAP_16BIT; + map->flags &= (MAP_ACTIVE | MAP_ATTRIB | MAP_16BIT); if (map->flags & MAP_ATTRIB) - map->static_start = CF_ATTR_PHYS; + map->static_start = cf->phys_baseaddr + CF_ATTR_PHYS; else - map->static_start = CF_MEM_PHYS; + map->static_start = cf->phys_baseaddr + CF_MEM_PHYS; return 0; } @@ -219,7 +221,6 @@ static int __init at91_cf_probe(struct platform_device *pdev) struct at91_cf_socket *cf; struct at91_cf_data *board = pdev->dev.platform_data; struct resource *io; - unsigned int csa; int status; if (!board || !board->det_pin || !board->rst_pin) @@ -235,33 +236,11 @@ static int __init at91_cf_probe(struct platform_device *pdev) cf->board = board; cf->pdev = pdev; + cf->phys_baseaddr = io->start; platform_set_drvdata(pdev, cf); - /* CF takes over CS4, CS5, CS6 */ - csa = at91_sys_read(AT91_EBI_CSA); - at91_sys_write(AT91_EBI_CSA, csa | AT91_EBI_CS4A_SMC_COMPACTFLASH); - - /* nWAIT is _not_ a default setting */ - (void) at91_set_A_periph(AT91_PIN_PC6, 1); /* nWAIT */ - - /* - * Static memory controller timing adjustments. - * REVISIT: these timings are in terms of MCK cycles, so - * when MCK changes (cpufreq etc) so must these values... - */ - at91_sys_write(AT91_SMC_CSR(4), - AT91_SMC_ACSS_STD - | AT91_SMC_DBW_16 - | AT91_SMC_BAT - | AT91_SMC_WSEN - | AT91_SMC_NWS_(32) /* wait states */ - | AT91_SMC_RWSETUP_(6) /* setup time */ - | AT91_SMC_RWHOLD_(4) /* hold time */ - ); - /* must be a GPIO; ergo must trigger on both edges */ - status = request_irq(board->det_pin, at91_cf_irq, - IRQF_SAMPLE_RANDOM, driver_name, cf); + status = request_irq(board->det_pin, at91_cf_irq, 0, driver_name, cf); if (status < 0) goto fail0; device_init_wakeup(&pdev->dev, 1); @@ -282,14 +261,18 @@ static int __init at91_cf_probe(struct platform_device *pdev) cf->socket.pci_irq = NR_IRQS + 1; /* pcmcia layer only remaps "real" memory not iospace */ - cf->socket.io_offset = (unsigned long) ioremap(CF_IO_PHYS, SZ_2K); - if (!cf->socket.io_offset) + cf->socket.io_offset = (unsigned long) ioremap(cf->phys_baseaddr + CF_IO_PHYS, SZ_2K); + if (!cf->socket.io_offset) { + status = -ENXIO; goto fail1; + } - /* reserve CS4, CS5, and CS6 regions; but use just CS4 */ + /* reserve chip-select regions */ if (!request_mem_region(io->start, io->end + 1 - io->start, - driver_name)) + driver_name)) { + status = -ENXIO; goto fail1; + } pr_info("%s: irqs det #%d, io #%d\n", driver_name, board->det_pin, board->irq_pin); @@ -319,9 +302,7 @@ fail1: fail0a: device_init_wakeup(&pdev->dev, 0); free_irq(board->det_pin, cf); - device_init_wakeup(&pdev->dev, 0); fail0: - at91_sys_write(AT91_EBI_CSA, csa); kfree(cf); return status; } @@ -331,19 +312,15 @@ static int __exit at91_cf_remove(struct platform_device *pdev) struct at91_cf_socket *cf = platform_get_drvdata(pdev); struct at91_cf_data *board = cf->board; struct resource *io = cf->socket.io[0].res; - unsigned int csa; pcmcia_unregister_socket(&cf->socket); if (board->irq_pin) free_irq(board->irq_pin, cf); - free_irq(board->det_pin, cf); device_init_wakeup(&pdev->dev, 0); + free_irq(board->det_pin, cf); iounmap((void __iomem *) cf->socket.io_offset); release_mem_region(io->start, io->end + 1 - io->start); - csa = at91_sys_read(AT91_EBI_CSA); - at91_sys_write(AT91_EBI_CSA, csa & ~AT91_EBI_CS4A); - kfree(cf); return 0; } diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index f9cd831a3f31..606a46740338 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -29,6 +29,7 @@ #include <linux/pci.h> #include <linux/device.h> #include <linux/kthread.h> +#include <linux/freezer.h> #include <asm/system.h> #include <asm/irq.h> diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index d6164cd583fd..f573ea04db6f 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -135,7 +135,7 @@ int pccard_get_status(struct pcmcia_socket *s, struct pcmcia_device *p_dev, cs_s struct pcmcia_callback{ struct module *owner; int (*event) (struct pcmcia_socket *s, event_t event, int priority); - void (*requery) (struct pcmcia_socket *s); + void (*requery) (struct pcmcia_socket *s, int new_cis); int (*suspend) (struct pcmcia_socket *s); int (*resume) (struct pcmcia_socket *s); }; diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 21d83a895b21..7355eb455a88 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -231,65 +231,6 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv) } -#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/ - * - * 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/ in userspace. - */ -static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) -{ - 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 = kzalloc(sizeof(cisdump_t), GFP_KERNEL); - if (!cis) - goto release; - - 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); -} - -#else /* !CONFIG_PCMCIA_LOAD_CIS */ - -static inline int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) -{ - return -ENODEV; -} - -#endif - - /*======================================================================*/ @@ -309,6 +250,8 @@ int pcmcia_register_driver(struct pcmcia_driver *driver) driver->drv.bus = &pcmcia_bus_type; driver->drv.owner = driver->owner; + ds_dbg(3, "registering driver %s\n", driver->drv.name); + return driver_register(&driver->drv); } EXPORT_SYMBOL(pcmcia_register_driver); @@ -318,6 +261,7 @@ EXPORT_SYMBOL(pcmcia_register_driver); */ void pcmcia_unregister_driver(struct pcmcia_driver *driver) { + ds_dbg(3, "unregistering driver %s\n", driver->drv.name); driver_unregister(&driver->drv); } EXPORT_SYMBOL(pcmcia_unregister_driver); @@ -343,23 +287,27 @@ void pcmcia_put_dev(struct pcmcia_device *p_dev) static void pcmcia_release_function(struct kref *ref) { struct config_t *c = container_of(ref, struct config_t, ref); + ds_dbg(1, "releasing config_t\n"); kfree(c); } 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); + ds_dbg(1, "releasing device %s\n", p_dev->dev.bus_id); pcmcia_put_socket(p_dev->socket); kfree(p_dev->devname); kref_put(&p_dev->function_config->ref, pcmcia_release_function); kfree(p_dev); } -static void pcmcia_add_pseudo_device(struct pcmcia_socket *s) +static void pcmcia_add_device_later(struct pcmcia_socket *s, int mfc) { if (!s->pcmcia_state.device_add_pending) { + ds_dbg(1, "scheduling to add %s secondary" + " device to %d\n", mfc ? "mfc" : "pfc", s->sock); s->pcmcia_state.device_add_pending = 1; + s->pcmcia_state.mfc_pfc = mfc; schedule_work(&s->device_add); } return; @@ -371,6 +319,7 @@ static int pcmcia_device_probe(struct device * dev) struct pcmcia_driver *p_drv; struct pcmcia_device_id *did; struct pcmcia_socket *s; + cistpl_config_t cis_config; int ret = 0; dev = get_device(dev); @@ -381,15 +330,33 @@ static int pcmcia_device_probe(struct device * dev) p_drv = to_pcmcia_drv(dev->driver); s = p_dev->socket; + ds_dbg(1, "trying to bind %s to %s\n", p_dev->dev.bus_id, + p_drv->drv.name); + if ((!p_drv->probe) || (!p_dev->function_config) || (!try_module_get(p_drv->owner))) { ret = -EINVAL; goto put_dev; } + /* set up some more device information */ + ret = pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_CONFIG, + &cis_config); + if (!ret) { + p_dev->conf.ConfigBase = cis_config.base; + p_dev->conf.Present = cis_config.rmask[0]; + } else { + printk(KERN_INFO "pcmcia: could not parse base and rmask0 of CIS\n"); + p_dev->conf.ConfigBase = 0; + p_dev->conf.Present = 0; + } + ret = p_drv->probe(p_dev); - if (ret) + if (ret) { + ds_dbg(1, "binding %s to %s failed with %d\n", + p_dev->dev.bus_id, p_drv->drv.name, ret); goto put_module; + } /* handle pseudo multifunction devices: * there are at most two pseudo multifunction devices. @@ -400,7 +367,7 @@ static int pcmcia_device_probe(struct device * dev) did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) - pcmcia_add_pseudo_device(p_dev->socket); + pcmcia_add_device_later(p_dev->socket, 0); put_module: if (ret) @@ -421,8 +388,8 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le struct pcmcia_device *tmp; unsigned long flags; - ds_dbg(2, "unbind_request(%d)\n", s->sock); - + ds_dbg(2, "pcmcia_card_remove(%d) %s\n", s->sock, + leftover ? leftover->devname : ""); if (!leftover) s->device_count = 0; @@ -439,6 +406,7 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le p_dev->_removed=1; spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + ds_dbg(2, "unregistering device %s\n", p_dev->dev.bus_id); device_unregister(&p_dev->dev); } @@ -455,6 +423,8 @@ static int pcmcia_device_remove(struct device * dev) p_dev = to_pcmcia_dev(dev); p_drv = to_pcmcia_drv(dev->driver); + ds_dbg(1, "removing device %s\n", p_dev->dev.bus_id); + /* If we're removing the primary module driving a * pseudo multi-function card, we need to unbind * all devices @@ -587,8 +557,10 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f mutex_lock(&device_add_lock); - /* max of 2 devices per card */ - if (s->device_count == 2) + ds_dbg(3, "adding device to %d, function %d\n", s->sock, function); + + /* max of 4 devices per card */ + if (s->device_count == 4) goto err_put; p_dev = kzalloc(sizeof(struct pcmcia_device), GFP_KERNEL); @@ -598,8 +570,6 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f p_dev->socket = s; p_dev->device_no = (s->device_count++); p_dev->func = function; - if (s->functions <= function) - s->functions = function + 1; p_dev->dev.bus = &pcmcia_bus_type; p_dev->dev.parent = s->dev.dev; @@ -610,8 +580,8 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f if (!p_dev->devname) goto err_free; sprintf (p_dev->devname, "pcmcia%s", p_dev->dev.bus_id); + ds_dbg(3, "devname is %s\n", p_dev->devname); - /* compat */ spin_lock_irqsave(&pcmcia_dev_list_lock, flags); /* @@ -631,6 +601,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); if (!p_dev->function_config) { + ds_dbg(3, "creating config_t for %s\n", p_dev->dev.bus_id); p_dev->function_config = kzalloc(sizeof(struct config_t), GFP_KERNEL); if (!p_dev->function_config) @@ -674,11 +645,16 @@ static int pcmcia_card_add(struct pcmcia_socket *s) unsigned int no_funcs, i; int ret = 0; - if (!(s->resource_setup_done)) + if (!(s->resource_setup_done)) { + ds_dbg(3, "no resources available, delaying card_add\n"); return -EAGAIN; /* try again, but later... */ + } - if (pcmcia_validate_mem(s)) + if (pcmcia_validate_mem(s)) { + ds_dbg(3, "validating mem resources failed, " + "delaying card_add\n"); return -EAGAIN; /* try again, but later... */ + } ret = pccard_validate_cis(s, BIND_FN_ALL, &cisinfo); if (ret || !cisinfo.Chains) { @@ -690,6 +666,7 @@ static int pcmcia_card_add(struct pcmcia_socket *s) no_funcs = mfc.nfn; else no_funcs = 1; + s->functions = no_funcs; for (i=0; i < no_funcs; i++) pcmcia_device_add(s, i); @@ -698,38 +675,50 @@ static int pcmcia_card_add(struct pcmcia_socket *s) } -static void pcmcia_delayed_add_pseudo_device(void *data) +static void pcmcia_delayed_add_device(struct work_struct *work) { - struct pcmcia_socket *s = data; - pcmcia_device_add(s, 0); + struct pcmcia_socket *s = + container_of(work, struct pcmcia_socket, device_add); + ds_dbg(1, "adding additional device to %d\n", s->sock); + pcmcia_device_add(s, s->pcmcia_state.mfc_pfc); s->pcmcia_state.device_add_pending = 0; + s->pcmcia_state.mfc_pfc = 0; } static int pcmcia_requery(struct device *dev, void * _data) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); - if (!p_dev->dev.driver) + if (!p_dev->dev.driver) { + ds_dbg(1, "update device information for %s\n", + p_dev->dev.bus_id); pcmcia_device_query(p_dev); + } return 0; } -static void pcmcia_bus_rescan(struct pcmcia_socket *skt) +static void pcmcia_bus_rescan(struct pcmcia_socket *skt, int new_cis) { - int no_devices=0; + int no_devices = 0; int ret = 0; unsigned long flags; /* must be called with skt_mutex held */ + ds_dbg(0, "re-scanning socket %d\n", skt->sock); + spin_lock_irqsave(&pcmcia_dev_list_lock, flags); if (list_empty(&skt->devices_list)) - no_devices=1; + no_devices = 1; spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); + /* If this is because of a CIS override, start over */ + if (new_cis && !no_devices) + pcmcia_card_remove(skt, NULL); + /* 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) { + if (no_devices || new_cis) { ret = pcmcia_card_add(skt); if (ret) return; @@ -747,6 +736,97 @@ static void pcmcia_bus_rescan(struct pcmcia_socket *skt) printk(KERN_INFO "pcmcia: bus_rescan_devices failed\n"); } +#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/ + * + * 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/ in userspace. + */ +static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) +{ + struct pcmcia_socket *s = dev->socket; + const struct firmware *fw; + char path[20]; + int ret = -ENOMEM; + int no_funcs; + int old_funcs; + cisdump_t *cis; + cistpl_longlink_mfc_t mfc; + + if (!filename) + return -EINVAL; + + ds_dbg(1, "trying to load CIS file %s\n", filename); + + if (strlen(filename) > 14) { + printk(KERN_WARNING "pcmcia: CIS filename is too long\n"); + return -EINVAL; + } + + snprintf(path, 20, "%s", filename); + + if (request_firmware(&fw, path, &dev->dev) == 0) { + if (fw->size >= CISTPL_MAX_CIS_SIZE) { + ret = -EINVAL; + printk(KERN_ERR "pcmcia: CIS override is too big\n"); + goto release; + } + + cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL); + if (!cis) { + ret = -ENOMEM; + goto release; + } + + cis->Length = fw->size + 1; + memcpy(cis->Data, fw->data, fw->size); + + if (!pcmcia_replace_cis(s, cis)) + ret = 0; + else { + printk(KERN_ERR "pcmcia: CIS override failed\n"); + goto release; + } + + + /* update information */ + pcmcia_device_query(dev); + + /* does this cis override add or remove functions? */ + old_funcs = s->functions; + + if (!pccard_read_tuple(s, BIND_FN_ALL, CISTPL_LONGLINK_MFC, &mfc)) + no_funcs = mfc.nfn; + else + no_funcs = 1; + s->functions = no_funcs; + + if (old_funcs > no_funcs) + pcmcia_card_remove(s, dev); + else if (no_funcs > old_funcs) + pcmcia_add_device_later(s, 1); + } + release: + release_firmware(fw); + + return (ret); +} + +#else /* !CONFIG_PCMCIA_LOAD_CIS */ + +static inline int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) +{ + return -ENODEV; +} + +#endif + + static inline int pcmcia_devmatch(struct pcmcia_device *dev, struct pcmcia_device_id *did) { @@ -813,11 +893,14 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, * after it has re-checked that there is no possible module * with a prod_id/manf_id/card_id match. */ + ds_dbg(0, "skipping FUNC_ID match for %s until userspace " + "interaction\n", dev->dev.bus_id); if (!dev->allow_func_id_match) return 0; } if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) { + ds_dbg(0, "device %s needs a fake CIS\n", dev->dev.bus_id); if (!dev->socket->fake_cis) pcmcia_load_firmware(dev, did->cisfile); @@ -847,13 +930,21 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { #ifdef CONFIG_PCMCIA_IOCTL /* matching by cardmgr */ - if (p_dev->cardmgr == p_drv) + if (p_dev->cardmgr == p_drv) { + ds_dbg(0, "cardmgr matched %s to %s\n", dev->bus_id, + drv->name); return 1; + } #endif while (did && did->match_flags) { - if (pcmcia_devmatch(p_dev, did)) + ds_dbg(3, "trying to match %s to %s\n", dev->bus_id, + drv->name); + if (pcmcia_devmatch(p_dev, did)) { + ds_dbg(0, "matched %s to %s\n", dev->bus_id, + drv->name); return 1; + } did++; } @@ -1044,6 +1135,8 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) struct pcmcia_driver *p_drv = NULL; int ret = 0; + ds_dbg(2, "suspending %s\n", dev->bus_id); + if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1052,12 +1145,18 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) if (p_drv->suspend) { ret = p_drv->suspend(p_dev); - if (ret) + if (ret) { + printk(KERN_ERR "pcmcia: device %s (driver %s) did " + "not want to go to sleep (%d)\n", + p_dev->devname, p_drv->drv.name, ret); goto out; + } } - if (p_dev->device_no == p_dev->func) + if (p_dev->device_no == p_dev->func) { + ds_dbg(2, "releasing configuration for %s\n", dev->bus_id); pcmcia_release_configuration(p_dev); + } out: if (!ret) @@ -1072,6 +1171,8 @@ static int pcmcia_dev_resume(struct device * dev) struct pcmcia_driver *p_drv = NULL; int ret = 0; + ds_dbg(2, "resuming %s\n", dev->bus_id); + if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1079,6 +1180,7 @@ static int pcmcia_dev_resume(struct device * dev) goto out; if (p_dev->device_no == p_dev->func) { + ds_dbg(2, "requesting configuration for %s\n", dev->bus_id); ret = pcmcia_request_configuration(p_dev, &p_dev->conf); if (ret) goto out; @@ -1120,12 +1222,14 @@ static int pcmcia_bus_resume_callback(struct device *dev, void * _data) static int pcmcia_bus_resume(struct pcmcia_socket *skt) { + ds_dbg(2, "resuming socket %d\n", skt->sock); bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_resume_callback); return 0; } static int pcmcia_bus_suspend(struct pcmcia_socket *skt) { + ds_dbg(2, "suspending socket %d\n", skt->sock); if (bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_suspend_callback)) { pcmcia_bus_resume(skt); @@ -1246,7 +1350,7 @@ static int __devinit pcmcia_bus_add_socket(struct class_device *class_dev, init_waitqueue_head(&socket->queue); #endif INIT_LIST_HEAD(&socket->devices_list); - INIT_WORK(&socket->device_add, pcmcia_delayed_add_pseudo_device, socket); + INIT_WORK(&socket->device_add, pcmcia_delayed_add_device); memset(&socket->pcmcia_state, 0, sizeof(u8)); socket->device_count = 0; diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index 36fdaa58458c..3c22ac4625c2 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -398,7 +398,7 @@ static irqreturn_t pcc_interrupt(int irq, void *dev) static void pcc_interrupt_wrapper(u_long data) { debug(3, "m32r_cfc: pcc_interrupt_wrapper:\n"); - pcc_interrupt(0, NULL, NULL); + pcc_interrupt(0, NULL); init_timer(&poll_timer); poll_timer.expires = jiffies + poll_interval; add_timer(&poll_timer); diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 310ede575caa..d077870c6731 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -594,7 +594,12 @@ static int ds_ioctl(struct inode * inode, struct file * file, err = ret = 0; - if (cmd & IOC_IN) __copy_from_user((char *)buf, uarg, size); + if (cmd & IOC_IN) { + if (__copy_from_user((char *)buf, uarg, size)) { + err = -EFAULT; + goto free_out; + } + } switch (cmd) { case DS_ADJUST_RESOURCE_INFO: diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index a70f97fdbbdd..360c24896548 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -581,10 +581,10 @@ static irqreturn_t pd6729_test(int irq, void *dev) return IRQ_HANDLED; } -static int pd6729_check_irq(int irq, int flags) +static int pd6729_check_irq(int irq) { - if (request_irq(irq, pd6729_test, flags, "x", pd6729_test) != 0) - return -1; + if (request_irq(irq, pd6729_test, IRQF_PROBE_SHARED, "x", pd6729_test) + != 0) return -1; free_irq(irq, pd6729_test); return 0; } @@ -610,7 +610,7 @@ static u_int __devinit pd6729_isa_scan(void) /* just find interrupts that aren't in use */ for (i = 0; i < 16; i++) - if ((mask0 & (1 << i)) && (pd6729_check_irq(i, 0) == 0)) + if ((mask0 & (1 << i)) && (pd6729_check_irq(i) == 0)) mask |= (1 << i); printk(KERN_INFO "pd6729: ISA irqs = "); diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index 933cd864a5c9..b005602d6b53 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -188,7 +188,7 @@ static ssize_t pccard_store_resource(struct class_device *dev, const char *buf, (s->state & SOCKET_PRESENT) && !(s->state & SOCKET_CARDBUS)) { if (try_module_get(s->callback->owner)) { - s->callback->requery(s); + s->callback->requery(s, 0); module_put(s->callback->owner); } } @@ -325,7 +325,7 @@ static ssize_t pccard_store_cis(struct kobject *kobj, char *buf, loff_t off, siz if ((s->callback) && (s->state & SOCKET_PRESENT) && !(s->state & SOCKET_CARDBUS)) { if (try_module_get(s->callback->owner)) { - s->callback->requery(s); + s->callback->requery(s, 1); module_put(s->callback->owner); } } |
