diff options
Diffstat (limited to 'drivers/pcmcia')
32 files changed, 456 insertions, 418 deletions
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index d189e4743e69..a44733d44ca1 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 381b031d9d75..4dae3613c458 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/at91_cf.c b/drivers/pcmcia/at91_cf.c index 5d228071ec69..fb33fa42d249 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -15,6 +15,7 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/slab.h> #include <pcmcia/ss.h> @@ -361,7 +362,6 @@ static int at91_cf_suspend(struct platform_device *pdev, pm_message_t mesg) struct at91_cf_socket *cf = platform_get_drvdata(pdev); struct at91_cf_data *board = cf->board; - pcmcia_socket_dev_suspend(&pdev->dev); if (device_may_wakeup(&pdev->dev)) { enable_irq_wake(board->det_pin); if (board->irq_pin) @@ -381,7 +381,6 @@ static int at91_cf_resume(struct platform_device *pdev) disable_irq_wake(board->irq_pin); } - pcmcia_socket_dev_resume(&pdev->dev); return 0; } diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c index 171c8a654887..88c4c4098789 100644 --- a/drivers/pcmcia/au1000_generic.c +++ b/drivers/pcmcia/au1000_generic.c @@ -43,6 +43,7 @@ #include <linux/spinlock.h> #include <linux/mutex.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <asm/io.h> #include <asm/irq.h> @@ -510,17 +511,6 @@ static int au1x00_drv_pcmcia_probe(struct platform_device *dev) return ret; } -static int au1x00_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int au1x00_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} - static struct platform_driver au1x00_pcmcia_driver = { .driver = { .name = "au1x00-pcmcia", @@ -528,8 +518,6 @@ static struct platform_driver au1x00_pcmcia_driver = { }, .probe = au1x00_drv_pcmcia_probe, .remove = au1x00_drv_pcmcia_remove, - .suspend = au1x00_drv_pcmcia_suspend, - .resume = au1x00_drv_pcmcia_resume, }; diff --git a/drivers/pcmcia/bcm63xx_pcmcia.c b/drivers/pcmcia/bcm63xx_pcmcia.c index bc88a3b19bb3..693577e0fefc 100644 --- a/drivers/pcmcia/bcm63xx_pcmcia.c +++ b/drivers/pcmcia/bcm63xx_pcmcia.c @@ -11,6 +11,7 @@ #include <linux/ioport.h> #include <linux/timer.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <linux/delay.h> #include <linux/pci.h> #include <linux/gpio.h> diff --git a/drivers/pcmcia/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c index 2482ce7ac6dc..9e84d039de41 100644 --- a/drivers/pcmcia/bfin_cf_pcmcia.c +++ b/drivers/pcmcia/bfin_cf_pcmcia.c @@ -31,6 +31,7 @@ #include <linux/platform_device.h> #include <linux/errno.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/irq.h> @@ -300,16 +301,6 @@ static int __devexit bfin_cf_remove(struct platform_device *pdev) return 0; } -static int bfin_cf_suspend(struct platform_device *pdev, pm_message_t mesg) -{ - return pcmcia_socket_dev_suspend(&pdev->dev); -} - -static int bfin_cf_resume(struct platform_device *pdev) -{ - return pcmcia_socket_dev_resume(&pdev->dev); -} - static struct platform_driver bfin_cf_driver = { .driver = { .name = (char *)driver_name, @@ -317,8 +308,6 @@ static struct platform_driver bfin_cf_driver = { }, .probe = bfin_cf_probe, .remove = __devexit_p(bfin_cf_remove), - .suspend = bfin_cf_suspend, - .resume = bfin_cf_resume, }; static int __init bfin_cf_init(void) diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index f230f6543bff..854959cada3a 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 e679e708db63..c3383750e333 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -76,65 +76,6 @@ DECLARE_RWSEM(pcmcia_socket_list_rwsem); EXPORT_SYMBOL(pcmcia_socket_list_rwsem); -/* - * 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 - * These functions check for the appropriate struct pcmcia_soket arrays, - * and pass them to the low-level functions pcmcia_{suspend,resume}_socket - */ -static int socket_early_resume(struct pcmcia_socket *skt); -static int socket_late_resume(struct pcmcia_socket *skt); -static int socket_resume(struct pcmcia_socket *skt); -static int socket_suspend(struct pcmcia_socket *skt); - -static void pcmcia_socket_dev_run(struct device *dev, - int (*cb)(struct pcmcia_socket *)) -{ - struct pcmcia_socket *socket; - - down_read(&pcmcia_socket_list_rwsem); - list_for_each_entry(socket, &pcmcia_socket_list, socket_list) { - if (socket->dev.parent != dev) - continue; - mutex_lock(&socket->skt_mutex); - cb(socket); - mutex_unlock(&socket->skt_mutex); - } - up_read(&pcmcia_socket_list_rwsem); -} - -int pcmcia_socket_dev_suspend(struct device *dev) -{ - pcmcia_socket_dev_run(dev, socket_suspend); - return 0; -} -EXPORT_SYMBOL(pcmcia_socket_dev_suspend); - -void pcmcia_socket_dev_early_resume(struct device *dev) -{ - pcmcia_socket_dev_run(dev, socket_early_resume); -} -EXPORT_SYMBOL(pcmcia_socket_dev_early_resume); - -void pcmcia_socket_dev_late_resume(struct device *dev) -{ - pcmcia_socket_dev_run(dev, socket_late_resume); -} -EXPORT_SYMBOL(pcmcia_socket_dev_late_resume); - -int pcmcia_socket_dev_resume(struct device *dev) -{ - pcmcia_socket_dev_run(dev, socket_resume); - return 0; -} -EXPORT_SYMBOL(pcmcia_socket_dev_resume); - - struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt) { struct device *dev = get_device(&skt->dev); @@ -578,12 +519,18 @@ static int socket_early_resume(struct pcmcia_socket *skt) static int socket_late_resume(struct pcmcia_socket *skt) { + int ret; + mutex_lock(&skt->ops_mutex); skt->state &= ~SOCKET_SUSPEND; mutex_unlock(&skt->ops_mutex); - if (!(skt->state & SOCKET_PRESENT)) - return socket_insert(skt); + if (!(skt->state & SOCKET_PRESENT)) { + ret = socket_insert(skt); + if (ret == -ENODEV) + ret = 0; + return ret; + } if (skt->resume_status) { socket_shutdown(skt); @@ -724,20 +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)) { @@ -919,11 +868,66 @@ static void pcmcia_release_socket_class(struct class *data) } +#ifdef CONFIG_PM + +static int __pcmcia_pm_op(struct device *dev, + int (*callback) (struct pcmcia_socket *skt)) +{ + struct pcmcia_socket *s = container_of(dev, struct pcmcia_socket, dev); + int ret; + + mutex_lock(&s->skt_mutex); + ret = callback(s); + mutex_unlock(&s->skt_mutex); + + return ret; +} + +static int pcmcia_socket_dev_suspend_noirq(struct device *dev) +{ + return __pcmcia_pm_op(dev, socket_suspend); +} + +static int pcmcia_socket_dev_resume_noirq(struct device *dev) +{ + return __pcmcia_pm_op(dev, socket_early_resume); +} + +static int pcmcia_socket_dev_resume(struct device *dev) +{ + return __pcmcia_pm_op(dev, socket_late_resume); +} + +static const struct dev_pm_ops pcmcia_socket_pm_ops = { + /* dev_resume may be called with IRQs enabled */ + SET_SYSTEM_SLEEP_PM_OPS(NULL, + pcmcia_socket_dev_resume) + + /* late suspend must be called with IRQs disabled */ + .suspend_noirq = pcmcia_socket_dev_suspend_noirq, + .freeze_noirq = pcmcia_socket_dev_suspend_noirq, + .poweroff_noirq = pcmcia_socket_dev_suspend_noirq, + + /* early resume must be called with IRQs disabled */ + .resume_noirq = pcmcia_socket_dev_resume_noirq, + .thaw_noirq = pcmcia_socket_dev_resume_noirq, + .restore_noirq = pcmcia_socket_dev_resume_noirq, +}; + +#define PCMCIA_SOCKET_CLASS_PM_OPS (&pcmcia_socket_pm_ops) + +#else /* CONFIG_PM */ + +#define PCMCIA_SOCKET_CLASS_PM_OPS NULL + +#endif /* CONFIG_PM */ + struct class pcmcia_socket_class = { .name = "pcmcia_socket", .dev_uevent = pcmcia_socket_uevent, .dev_release = pcmcia_release_socket, .class_release = pcmcia_release_socket_class, + .pm = PCMCIA_SOCKET_CLASS_PM_OPS, }; EXPORT_SYMBOL(pcmcia_socket_class); diff --git a/drivers/pcmcia/db1xxx_ss.c b/drivers/pcmcia/db1xxx_ss.c index 9254ab0b29b1..0f4cc3f00028 100644 --- a/drivers/pcmcia/db1xxx_ss.c +++ b/drivers/pcmcia/db1xxx_ss.c @@ -26,6 +26,7 @@ #include <linux/pm.h> #include <linux/platform_device.h> #include <linux/resource.h> +#include <linux/slab.h> #include <linux/spinlock.h> #include <pcmcia/cs_types.h> @@ -145,7 +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, @@ -161,8 +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) @@ -172,17 +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. @@ -558,37 +553,10 @@ static int __devexit db1x_pcmcia_socket_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM -static int db1x_pcmcia_suspend(struct device *dev) -{ - return pcmcia_socket_dev_suspend(dev); -} - -static int db1x_pcmcia_resume(struct device *dev) -{ - return pcmcia_socket_dev_resume(dev); -} - -static struct dev_pm_ops db1x_pcmcia_pmops = { - .resume = db1x_pcmcia_resume, - .suspend = db1x_pcmcia_suspend, - .thaw = db1x_pcmcia_resume, - .freeze = db1x_pcmcia_suspend, -}; - -#define DB1XXX_SS_PMOPS &db1x_pcmcia_pmops - -#else - -#define DB1XXX_SS_PMOPS NULL - -#endif - static struct platform_driver db1x_pcmcia_socket_driver = { .driver = { .name = "db1xxx_pcmcia", .owner = THIS_MODULE, - .pm = DB1XXX_SS_PMOPS }, .probe = db1x_pcmcia_socket_probe, .remove = __devexit_p(db1x_pcmcia_socket_remove), diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index ad93ebd7b2a2..041eee43fd8d 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -24,6 +24,7 @@ #include <linux/firmware.h> #include <linux/kref.h> #include <linux/dma-mapping.h> +#include <linux/slab.h> #include <pcmcia/cs_types.h> #include <pcmcia/cs.h> @@ -334,7 +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"); @@ -509,8 +509,12 @@ struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s, unsigned int fu p_dev->device_no = (s->device_count++); mutex_unlock(&s->ops_mutex); - /* max of 2 devices per card */ - if (p_dev->device_no >= 2) + /* max of 2 PFC devices */ + if ((p_dev->device_no >= 2) && (function == 0)) + goto err_free; + + /* max of 4 devices overall */ + if (p_dev->device_no >= 4) goto err_free; p_dev->socket = s; @@ -649,14 +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); @@ -682,12 +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); } } @@ -723,6 +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; @@ -745,6 +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); @@ -815,11 +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) { @@ -830,7 +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; @@ -853,10 +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) { @@ -1249,9 +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); @@ -1260,9 +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); @@ -1281,6 +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, @@ -1302,7 +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; @@ -1312,22 +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 (atomic_read(&p_dev->socket->present) != 0) + ret = p_dev; - if (p_dev->_removed) - goto out; - - if (p_dev->suspended) - goto out; - - ret = p_dev; - out: - mutex_unlock(&p_dev->socket->ops_mutex); pcmcia_put_dev(p_dev); return ret; } @@ -1377,6 +1373,8 @@ static int __devinit pcmcia_bus_add_socket(struct device *dev, return ret; } + atomic_set(&socket->present, 0); + return 0; } @@ -1388,10 +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/electra_cf.c b/drivers/pcmcia/electra_cf.c index 89cfddca089a..2e59fe947d28 100644 --- a/drivers/pcmcia/electra_cf.c +++ b/drivers/pcmcia/electra_cf.c @@ -31,6 +31,7 @@ #include <linux/mm.h> #include <linux/vmalloc.h> #include <linux/of_platform.h> +#include <linux/slab.h> #include <pcmcia/ss.h> diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c index f5da62653313..3003bb3dfcc0 100644 --- a/drivers/pcmcia/i82092.c +++ b/drivers/pcmcia/i82092.c @@ -39,27 +39,11 @@ static struct pci_device_id i82092aa_pci_ids[] = { }; MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids); -#ifdef CONFIG_PM -static int i82092aa_socket_suspend (struct pci_dev *dev, pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int i82092aa_socket_resume (struct pci_dev *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} -#endif - static struct pci_driver i82092aa_pci_driver = { .name = "i82092aa", .id_table = i82092aa_pci_ids, .probe = i82092aa_pci_probe, .remove = __devexit_p(i82092aa_pci_remove), -#ifdef CONFIG_PM - .suspend = i82092aa_socket_suspend, - .resume = i82092aa_socket_resume, -#endif }; diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index c13fd9360511..9e2a15628de5 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -40,7 +40,6 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/timer.h> -#include <linux/slab.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/workqueue.h> @@ -1223,16 +1222,7 @@ static int pcic_init(struct pcmcia_socket *s) return 0; } -static int i82365_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} -static int i82365_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} static struct pccard_operations pcic_operations = { .init = pcic_init, .get_status = pcic_get_status, @@ -1248,8 +1238,6 @@ static struct platform_driver i82365_driver = { .name = "i82365", .owner = THIS_MODULE, }, - .suspend = i82365_drv_pcmcia_suspend, - .resume = i82365_drv_pcmcia_resume, }; static struct platform_device *i82365_device; diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index 0ece2cd4a85e..7e16ed8eb0a4 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -16,7 +16,6 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/timer.h> -#include <linux/slab.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/workqueue.h> @@ -685,16 +684,7 @@ static struct pccard_operations pcc_operations = { .set_mem_map = pcc_set_mem_map, }; -static int cfc_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} -static int cfc_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} /*====================================================================*/ static struct platform_driver pcc_driver = { @@ -702,8 +692,6 @@ static struct platform_driver pcc_driver = { .name = "cfc", .owner = THIS_MODULE, }, - .suspend = cfc_drv_pcmcia_suspend, - .resume = cfc_drv_pcmcia_resume, }; static struct platform_device pcc_device = { diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c index 72844c5a6d05..6c5c3f910d71 100644 --- a/drivers/pcmcia/m32r_pcc.c +++ b/drivers/pcmcia/m32r_pcc.c @@ -16,7 +16,6 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/timer.h> -#include <linux/slab.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/workqueue.h> @@ -663,16 +662,6 @@ static struct pccard_operations pcc_operations = { .set_mem_map = pcc_set_mem_map, }; -static int pcc_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int pcc_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} /*====================================================================*/ static struct platform_driver pcc_driver = { @@ -680,8 +669,6 @@ static struct platform_driver pcc_driver = { .name = "pcc", .owner = THIS_MODULE, }, - .suspend = pcc_drv_pcmcia_suspend, - .resume = pcc_drv_pcmcia_resume, }; static struct platform_device pcc_device = { diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index 61c215918128..41cc954a5ffe 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -42,7 +42,6 @@ #include <linux/kernel.h> #include <linux/errno.h> -#include <linux/slab.h> #include <linux/timer.h> #include <linux/ioport.h> #include <linux/delay.h> @@ -1288,21 +1287,6 @@ static int m8xx_remove(struct of_device *ofdev) return 0; } -#ifdef CONFIG_PM -static int m8xx_suspend(struct platform_device *pdev, pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&pdev->dev); -} - -static int m8xx_resume(struct platform_device *pdev) -{ - return pcmcia_socket_dev_resume(&pdev->dev); -} -#else -#define m8xx_suspend NULL -#define m8xx_resume NULL -#endif - static const struct of_device_id m8xx_pcmcia_match[] = { { .type = "pcmcia", @@ -1318,8 +1302,6 @@ static struct of_platform_driver m8xx_pcmcia_driver = { .match_table = m8xx_pcmcia_match, .probe = m8xx_probe, .remove = m8xx_remove, - .suspend = m8xx_suspend, - .resume = m8xx_resume, }; static int __init m8xx_init(void) diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index 3ef991552398..a7cfc7964c7c 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -16,6 +16,7 @@ #include <linux/init.h> #include <linux/delay.h> #include <linux/interrupt.h> +#include <linux/slab.h> #include <pcmcia/ss.h> @@ -330,24 +331,12 @@ static int __exit omap_cf_remove(struct platform_device *pdev) return 0; } -static int omap_cf_suspend(struct platform_device *pdev, pm_message_t mesg) -{ - return pcmcia_socket_dev_suspend(&pdev->dev); -} - -static int omap_cf_resume(struct platform_device *pdev) -{ - return pcmcia_socket_dev_resume(&pdev->dev); -} - static struct platform_driver omap_cf_driver = { .driver = { .name = (char *) driver_name, .owner = THIS_MODULE, }, .remove = __exit_p(omap_cf_remove), - .suspend = omap_cf_suspend, - .resume = omap_cf_resume, }; static int __init omap_cf_init(void) diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 13a7132cf688..7631faa0cadd 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -27,6 +27,7 @@ #include <linux/proc_fs.h> #include <linux/poll.h> #include <linux/pci.h> +#include <linux/slab.h> #include <linux/seq_file.h> #include <linux/smp_lock.h> #include <linux/workqueue.h> @@ -710,7 +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(); @@ -769,9 +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; @@ -837,8 +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 c4612c52e4cb..7c3d03bb4f30 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -21,6 +21,7 @@ #include <linux/pci.h> #include <linux/device.h> #include <linux/netdevice.h> +#include <linux/slab.h> #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> @@ -754,12 +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/pd6729.c b/drivers/pcmcia/pd6729.c index 7ba57a565cd7..b61a13663a0a 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -9,18 +9,19 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/slab.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/workqueue.h> #include <linux/interrupt.h> #include <linux/device.h> +#include <linux/io.h> #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> #include <pcmcia/cs.h> #include <asm/system.h> -#include <asm/io.h> #include "pd6729.h" #include "i82365.h" @@ -222,9 +223,9 @@ static irqreturn_t pd6729_interrupt(int irq, void *dev) ? SS_READY : 0; } - if (events) { + if (events) pcmcia_parse_events(&socket[i].socket, events); - } + active |= events; } @@ -256,9 +257,8 @@ static int pd6729_get_status(struct pcmcia_socket *sock, u_int *value) status = indirect_read(socket, I365_STATUS); *value = 0; - if ((status & I365_CS_DETECT) == I365_CS_DETECT) { + if ((status & I365_CS_DETECT) == I365_CS_DETECT) *value |= SS_DETECT; - } /* * IO cards have a different meaning of bits 0,1 @@ -308,7 +308,7 @@ static int pd6729_set_socket(struct pcmcia_socket *sock, socket_state_t *state) socket->card_irq = state->io_irq; reg = 0; - /* The reset bit has "inverse" logic */ + /* The reset bit has "inverse" logic */ if (!(state->flags & SS_RESET)) reg |= I365_PC_RESET; if (state->flags & SS_IOCARD) @@ -380,7 +380,7 @@ static int pd6729_set_socket(struct pcmcia_socket *sock, socket_state_t *state) indirect_write(socket, I365_POWER, reg); if (irq_mode == 1) { - /* all interrupts are to be done as PCI interrupts */ + /* all interrupts are to be done as PCI interrupts */ data = PD67_EC1_INV_MGMT_IRQ | PD67_EC1_INV_CARD_IRQ; } else data = 0; @@ -391,9 +391,9 @@ static int pd6729_set_socket(struct pcmcia_socket *sock, socket_state_t *state) /* Enable specific interrupt events */ reg = 0x00; - if (state->csc_mask & SS_DETECT) { + if (state->csc_mask & SS_DETECT) reg |= I365_CSC_DETECT; - } + if (state->flags & SS_IOCARD) { if (state->csc_mask & SS_STSCHG) reg |= I365_CSC_STSCHG; @@ -450,9 +450,12 @@ static int pd6729_set_io_map(struct pcmcia_socket *sock, ioctl = indirect_read(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map); - if (io->flags & MAP_0WS) ioctl |= I365_IOCTL_0WS(map); - if (io->flags & MAP_16BIT) ioctl |= I365_IOCTL_16BIT(map); - if (io->flags & MAP_AUTOSZ) ioctl |= I365_IOCTL_IOCS16(map); + if (io->flags & MAP_0WS) + ioctl |= I365_IOCTL_0WS(map); + if (io->flags & MAP_16BIT) + ioctl |= I365_IOCTL_16BIT(map); + if (io->flags & MAP_AUTOSZ) + ioctl |= I365_IOCTL_IOCS16(map); indirect_write(socket, I365_IOCTL, ioctl); @@ -497,7 +500,7 @@ static int pd6729_set_mem_map(struct pcmcia_socket *sock, /* write the stop address */ - i= (mem->res->end >> 12) & 0x0fff; + i = (mem->res->end >> 12) & 0x0fff; switch (to_cycles(mem->speed)) { case 0: break; @@ -563,7 +566,7 @@ static int pd6729_init(struct pcmcia_socket *sock) /* the pccard structure and its functions */ static struct pccard_operations pd6729_operations = { - .init = pd6729_init, + .init = pd6729_init, .get_status = pd6729_get_status, .set_socket = pd6729_set_socket, .set_io_map = pd6729_set_io_map, @@ -578,8 +581,13 @@ static irqreturn_t pd6729_test(int irq, void *dev) static int pd6729_check_irq(int irq) { - if (request_irq(irq, pd6729_test, IRQF_PROBE_SHARED, "x", pd6729_test) - != 0) return -1; + int ret; + + ret = request_irq(irq, pd6729_test, IRQF_PROBE_SHARED, "x", + pd6729_test); + if (ret) + return -1; + free_irq(irq, pd6729_test); return 0; } @@ -591,7 +599,7 @@ static u_int __devinit pd6729_isa_scan(void) if (irq_mode == 1) { printk(KERN_INFO "pd6729: PCI card interrupts, " - "PCI status changes\n"); + "PCI status changes\n"); return 0; } @@ -607,9 +615,10 @@ static u_int __devinit pd6729_isa_scan(void) if (mask & (1<<i)) printk("%s%d", ((mask & ((1<<i)-1)) ? "," : ""), i); - if (mask == 0) printk("none!"); - - printk(" polling status changes.\n"); + if (mask == 0) + printk("none!"); + else + printk(" polling status changes.\n"); return mask; } @@ -624,11 +633,16 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, socket = kzalloc(sizeof(struct pd6729_socket) * MAX_SOCKETS, GFP_KERNEL); - if (!socket) + if (!socket) { + dev_warn(&dev->dev, "failed to kzalloc socket.\n"); return -ENOMEM; + } - if ((ret = pci_enable_device(dev))) + ret = pci_enable_device(dev); + if (ret) { + dev_warn(&dev->dev, "failed to enable pci_device.\n"); goto err_out_free_mem; + } if (!pci_resource_start(dev, 0)) { dev_warn(&dev->dev, "refusing to load the driver as the " @@ -639,7 +653,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, dev_info(&dev->dev, "Cirrus PD6729 PCI to PCMCIA Bridge at 0x%llx " "on irq %d\n", (unsigned long long)pci_resource_start(dev, 0), dev->irq); - /* + /* * Since we have no memory BARs some firmware may not * have had PCI_COMMAND_MEMORY enabled, yet the device needs it. */ @@ -685,8 +699,9 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, pci_set_drvdata(dev, socket); if (irq_mode == 1) { /* Register the interrupt handler */ - if ((ret = request_irq(dev->irq, pd6729_interrupt, IRQF_SHARED, - "pd6729", socket))) { + ret = request_irq(dev->irq, pd6729_interrupt, IRQF_SHARED, + "pd6729", socket); + if (ret) { dev_err(&dev->dev, "Failed to register irq %d\n", dev->irq); goto err_out_free_res; @@ -750,18 +765,6 @@ static void __devexit pd6729_pci_remove(struct pci_dev *dev) kfree(socket); } -#ifdef CONFIG_PM -static int pd6729_socket_suspend(struct pci_dev *dev, pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int pd6729_socket_resume(struct pci_dev *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} -#endif - static struct pci_device_id pd6729_pci_ids[] = { { .vendor = PCI_VENDOR_ID_CIRRUS, @@ -778,10 +781,6 @@ static struct pci_driver pd6729_pci_driver = { .id_table = pd6729_pci_ids, .probe = pd6729_pci_probe, .remove = __devexit_p(pd6729_pci_remove), -#ifdef CONFIG_PM - .suspend = pd6729_socket_suspend, - .resume = pd6729_socket_resume, -#endif }; static int pd6729_module_init(void) diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 76e640bccde8..df4532e91b1a 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -17,6 +17,7 @@ ======================================================================*/ #include <linux/module.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/cpufreq.h> #include <linux/ioport.h> @@ -325,19 +326,13 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev) return 0; } -static int pxa2xx_drv_pcmcia_suspend(struct device *dev) -{ - return pcmcia_socket_dev_suspend(dev); -} - static int pxa2xx_drv_pcmcia_resume(struct device *dev) { pxa2xx_configure_sockets(dev); - return pcmcia_socket_dev_resume(dev); + return 0; } static const struct dev_pm_ops pxa2xx_drv_pcmcia_pm_ops = { - .suspend = pxa2xx_drv_pcmcia_suspend, .resume = pxa2xx_drv_pcmcia_resume, }; diff --git a/drivers/pcmcia/pxa2xx_vpac270.c b/drivers/pcmcia/pxa2xx_vpac270.c new file mode 100644 index 000000000000..55627eccee8e --- /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_mgr.c b/drivers/pcmcia/rsrc_mgr.c index 452c83b512c4..ffa5f3cae57b 100644 --- a/drivers/pcmcia/rsrc_mgr.c +++ b/drivers/pcmcia/rsrc_mgr.c @@ -12,6 +12,7 @@ * (C) 1999 David A. Hinds */ +#include <linux/slab.h> #include <linux/module.h> #include <linux/kernel.h> diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 4663b3fa9f96..a6eb7b59ba9f 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 { @@ -596,19 +602,17 @@ struct pcmcia_align_data { struct resource_map *map; }; -static resource_size_t -pcmcia_common_align(void *align_data, const struct resource *res, - resource_size_t size, resource_size_t align) +static resource_size_t pcmcia_common_align(struct pcmcia_align_data *align_data, + resource_size_t start) { - struct pcmcia_align_data *data = align_data; - resource_size_t start; + resource_size_t ret; /* * Ensure that we have the correct start address */ - start = (res->start & ~data->mask) + data->offset; - if (start < res->start) - start += data->mask + 1; - return start; + ret = (start & ~align_data->mask) + align_data->offset; + if (ret < start) + ret += align_data->mask + 1; + return ret; } static resource_size_t @@ -619,29 +623,28 @@ pcmcia_align(void *align_data, const struct resource *res, struct resource_map *m; resource_size_t start; - start = pcmcia_common_align(data, res, size, align); + start = pcmcia_common_align(data, res->start); for (m = data->map->next; m != data->map; m = m->next) { - unsigned long start = m->base; - unsigned long end = m->base + m->num - 1; + unsigned long map_start = m->base; + unsigned long map_end = m->base + m->num - 1; /* * If the lower resources are not available, try aligning * to this entry of the resource database to see if it'll * fit here. */ - if (res->start < start) { - start = pcmcia_common_align(data, res, size, align); - } + if (start < map_start) + start = pcmcia_common_align(data, map_start); /* * If we're above the area which was passed in, there's * no point proceeding. */ - if (res->start >= res->end) + if (start >= res->end) break; - if ((res->start + size - 1) <= end) + if ((start + size - 1) <= map_end) break; } @@ -807,9 +810,18 @@ 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) + /* on x86, avoid anything < 0x100 for it is often used for + * legacy platform devices */ + if (start < 0x100) + start = 0x100; +#endif + + size = end - start + 1; + if (end < start) return -EINVAL; @@ -867,10 +879,8 @@ static int nonstatic_autoadd_resources(struct pcmcia_socket *s) if (res == &ioport_resource) continue; dev_printk(KERN_INFO, &s->cb_dev->dev, - "pcmcia: parent PCI bridge I/O " - "window: 0x%llx - 0x%llx\n", - (unsigned long long)res->start, - (unsigned long long)res->end); + "pcmcia: parent PCI bridge window: %pR\n", + res); if (!adjust_io(s, ADD_MANAGED_RESOURCE, res->start, res->end)) done |= IORESOURCE_IO; @@ -880,10 +890,8 @@ static int nonstatic_autoadd_resources(struct pcmcia_socket *s) if (res == &iomem_resource) continue; dev_printk(KERN_INFO, &s->cb_dev->dev, - "pcmcia: parent PCI bridge Memory " - "window: 0x%llx - 0x%llx\n", - (unsigned long long)res->start, - (unsigned long long)res->end); + "pcmcia: parent PCI bridge window: %pR\n", + res); if (!adjust_memory(s, ADD_MANAGED_RESOURCE, res->start, res->end)) done |= IORESOURCE_MEM; } diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 8db86b90c200..edbd8c472628 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -32,6 +32,7 @@ #include <linux/module.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/platform_device.h> #include <pcmcia/cs_types.h> @@ -95,17 +96,6 @@ static int sa11x0_drv_pcmcia_remove(struct platform_device *dev) return 0; } -static int sa11x0_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int sa11x0_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} - static struct platform_driver sa11x0_pcmcia_driver = { .driver = { .name = "sa11x0-pcmcia", @@ -113,8 +103,6 @@ static struct platform_driver sa11x0_pcmcia_driver = { }, .probe = sa11x0_drv_pcmcia_probe, .remove = sa11x0_drv_pcmcia_remove, - .suspend = sa11x0_drv_pcmcia_suspend, - .resume = sa11x0_drv_pcmcia_resume, }; /* sa11x0_pcmcia_init() diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index db79ca61cf96..59866905ea37 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -12,6 +12,7 @@ #include <linux/interrupt.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/slab.h> #include <pcmcia/ss.h> @@ -213,16 +214,6 @@ static int __devexit pcmcia_remove(struct sa1111_dev *dev) return 0; } -static int pcmcia_suspend(struct sa1111_dev *dev, pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int pcmcia_resume(struct sa1111_dev *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} - static struct sa1111_driver pcmcia_driver = { .drv = { .name = "sa1111-pcmcia", @@ -230,8 +221,6 @@ static struct sa1111_driver pcmcia_driver = { .devid = SA1111_DEVID_PCMCIA, .probe = pcmcia_probe, .remove = __devexit_p(pcmcia_remove), - .suspend = pcmcia_suspend, - .resume = pcmcia_resume, }; static int __init sa1111_drv_pcmcia_init(void) diff --git a/drivers/pcmcia/sa11xx_base.c b/drivers/pcmcia/sa11xx_base.c index fc9a6527019b..fa28d8911b00 100644 --- a/drivers/pcmcia/sa11xx_base.c +++ b/drivers/pcmcia/sa11xx_base.c @@ -37,6 +37,7 @@ #include <linux/kernel.h> #include <linux/spinlock.h> #include <linux/io.h> +#include <linux/slab.h> #include <mach/hardware.h> #include <asm/irq.h> diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index 08278016e58d..80e36bc407da 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -15,7 +15,6 @@ #include <linux/string.h> #include <linux/major.h> #include <linux/errno.h> -#include <linux/slab.h> #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/timer.h> diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c index 12c49ee135e1..56004a1b5bba 100644 --- a/drivers/pcmcia/tcic.c +++ b/drivers/pcmcia/tcic.c @@ -39,7 +39,6 @@ #include <linux/string.h> #include <linux/errno.h> #include <linux/interrupt.h> -#include <linux/slab.h> #include <linux/timer.h> #include <linux/ioport.h> #include <linux/delay.h> @@ -348,16 +347,6 @@ static int __init get_tcic_id(void) return id; } -static int tcic_drv_pcmcia_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int tcic_drv_pcmcia_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} /*====================================================================*/ static struct platform_driver tcic_driver = { @@ -365,8 +354,6 @@ static struct platform_driver tcic_driver = { .name = "tcic-pcmcia", .owner = THIS_MODULE, }, - .suspend = tcic_drv_pcmcia_suspend, - .resume = tcic_drv_pcmcia_resume, }; static struct platform_device tcic_device = { diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c index aaccdb9f4ba1..86e4a1a3c642 100644 --- a/drivers/pcmcia/vrc4171_card.c +++ b/drivers/pcmcia/vrc4171_card.c @@ -705,24 +705,11 @@ static int __devinit vrc4171_card_setup(char *options) __setup("vrc4171_card=", vrc4171_card_setup); -static int vrc4171_card_suspend(struct platform_device *dev, - pm_message_t state) -{ - return pcmcia_socket_dev_suspend(&dev->dev); -} - -static int vrc4171_card_resume(struct platform_device *dev) -{ - return pcmcia_socket_dev_resume(&dev->dev); -} - static struct platform_driver vrc4171_card_driver = { .driver = { .name = vrc4171_card_name, .owner = THIS_MODULE, }, - .suspend = vrc4171_card_suspend, - .resume = vrc4171_card_resume, }; static int __devinit vrc4171_card_init(void) diff --git a/drivers/pcmcia/xxs1500_ss.c b/drivers/pcmcia/xxs1500_ss.c index f9009d34254b..201ccfa1e97b 100644 --- a/drivers/pcmcia/xxs1500_ss.c +++ b/drivers/pcmcia/xxs1500_ss.c @@ -14,6 +14,7 @@ #include <linux/platform_device.h> #include <linux/pm.h> #include <linux/resource.h> +#include <linux/slab.h> #include <linux/spinlock.h> #include <pcmcia/cs_types.h> diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index 418988ab6edf..83ace277426c 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -17,6 +17,7 @@ #include <linux/delay.h> #include <linux/module.h> #include <linux/io.h> +#include <linux/slab.h> #include <pcmcia/cs_types.h> #include <pcmcia/ss.h> @@ -1290,12 +1291,9 @@ static int yenta_dev_suspend_noirq(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); struct yenta_socket *socket = pci_get_drvdata(pdev); - int ret; - - ret = pcmcia_socket_dev_suspend(dev); if (!socket) - return ret; + return 0; if (socket->type && socket->type->save_state) socket->type->save_state(socket); @@ -1312,7 +1310,7 @@ static int yenta_dev_suspend_noirq(struct device *dev) */ /* pci_set_power_state(dev, 3); */ - return ret; + return 0; } static int yenta_dev_resume_noirq(struct device *dev) @@ -1336,26 +1334,16 @@ static int yenta_dev_resume_noirq(struct device *dev) if (socket->type && socket->type->restore_state) socket->type->restore_state(socket); - pcmcia_socket_dev_early_resume(dev); - return 0; -} - -static int yenta_dev_resume(struct device *dev) -{ - pcmcia_socket_dev_late_resume(dev); return 0; } static const struct dev_pm_ops yenta_pm_ops = { .suspend_noirq = yenta_dev_suspend_noirq, .resume_noirq = yenta_dev_resume_noirq, - .resume = yenta_dev_resume, .freeze_noirq = yenta_dev_suspend_noirq, .thaw_noirq = yenta_dev_resume_noirq, - .thaw = yenta_dev_resume, .poweroff_noirq = yenta_dev_suspend_noirq, .restore_noirq = yenta_dev_resume_noirq, - .restore = yenta_dev_resume, }; #define YENTA_PM_OPS (¥ta_pm_ops) |