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Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/at91_cf.c69
-rw-r--r--drivers/pcmcia/cs.c1
-rw-r--r--drivers/pcmcia/cs_internal.h2
-rw-r--r--drivers/pcmcia/ds.c274
-rw-r--r--drivers/pcmcia/m32r_cfc.c2
-rw-r--r--drivers/pcmcia/pcmcia_ioctl.c7
-rw-r--r--drivers/pcmcia/pd6729.c8
-rw-r--r--drivers/pcmcia/socket_sysfs.c4
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);
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 03:17:24 +0000