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-rw-r--r--drivers/char/pcmcia/cm4000_cs.c162
-rw-r--r--drivers/char/pcmcia/cm4040_cs.c151
-rw-r--r--drivers/char/pcmcia/synclink_cs.c132
3 files changed, 135 insertions, 310 deletions
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index 61681c9f3f7..649677b5dc3 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -66,7 +66,6 @@ static char *version = "cm4000_cs.c v2.4.0gm5 - All bugs added by Harald Welte";
#define T_100MSEC msecs_to_jiffies(100)
#define T_500MSEC msecs_to_jiffies(500)
-static void cm4000_detach(dev_link_t *link);
static void cm4000_release(dev_link_t *link);
static int major; /* major number we get from the kernel */
@@ -156,7 +155,6 @@ struct cm4000_dev {
/*sbuf*/ 512*sizeof(char) - \
/*queue*/ 4*sizeof(wait_queue_head_t))
-static dev_info_t dev_info = MODULE_NAME;
static dev_link_t *dev_table[CM4000_MAX_DEV];
/* This table doesn't use spaces after the comma between fields and thus
@@ -1864,68 +1862,36 @@ cs_release:
link->state &= ~DEV_CONFIG_PENDING;
}
-static int cm4000_event(event_t event, int priority,
- event_callback_args_t *args)
+static int cm4000_suspend(struct pcmcia_device *p_dev)
{
- dev_link_t *link;
+ dev_link_t *link = dev_to_instance(p_dev);
struct cm4000_dev *dev;
- int devno;
- link = args->client_data;
dev = link->priv;
- DEBUGP(3, dev, "-> cm4000_event\n");
- for (devno = 0; devno < CM4000_MAX_DEV; devno++)
- if (dev_table[devno] == link)
- break;
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+ stop_monitor(dev);
- if (devno == CM4000_MAX_DEV)
- return CS_BAD_ADAPTER;
+ return 0;
+}
- switch (event) {
- case CS_EVENT_CARD_INSERTION:
- DEBUGP(5, dev, "CS_EVENT_CARD_INSERTION\n");
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- cm4000_config(link, devno);
- break;
- case CS_EVENT_CARD_REMOVAL:
- DEBUGP(5, dev, "CS_EVENT_CARD_REMOVAL\n");
- link->state &= ~DEV_PRESENT;
- stop_monitor(dev);
- break;
- case CS_EVENT_PM_SUSPEND:
- DEBUGP(5, dev, "CS_EVENT_PM_SUSPEND "
- "(fall-through to CS_EVENT_RESET_PHYSICAL)\n");
- link->state |= DEV_SUSPEND;
- /* fall-through */
- case CS_EVENT_RESET_PHYSICAL:
- DEBUGP(5, dev, "CS_EVENT_RESET_PHYSICAL\n");
- if (link->state & DEV_CONFIG) {
- DEBUGP(5, dev, "ReleaseConfiguration\n");
- pcmcia_release_configuration(link->handle);
- }
- stop_monitor(dev);
- break;
- case CS_EVENT_PM_RESUME:
- DEBUGP(5, dev, "CS_EVENT_PM_RESUME "
- "(fall-through to CS_EVENT_CARD_RESET)\n");
- link->state &= ~DEV_SUSPEND;
- /* fall-through */
- case CS_EVENT_CARD_RESET:
- DEBUGP(5, dev, "CS_EVENT_CARD_RESET\n");
- if ((link->state & DEV_CONFIG)) {
- DEBUGP(5, dev, "RequestConfiguration\n");
- pcmcia_request_configuration(link->handle, &link->conf);
- }
- if (link->open)
- start_monitor(dev);
- break;
- default:
- DEBUGP(5, dev, "unknown event %.2x\n", event);
- break;
- }
- DEBUGP(3, dev, "<- cm4000_event\n");
- return CS_SUCCESS;
+static int cm4000_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct cm4000_dev *dev;
+
+ dev = link->priv;
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ if (link->open)
+ start_monitor(dev);
+
+ return 0;
}
static void cm4000_release(dev_link_t *link)
@@ -1935,11 +1901,10 @@ static void cm4000_release(dev_link_t *link)
pcmcia_release_io(link->handle, &link->io);
}
-static dev_link_t *cm4000_attach(void)
+static int cm4000_attach(struct pcmcia_device *p_dev)
{
struct cm4000_dev *dev;
dev_link_t *link;
- client_reg_t client_reg;
int i;
for (i = 0; i < CM4000_MAX_DEV; i++)
@@ -1948,76 +1913,55 @@ static dev_link_t *cm4000_attach(void)
if (i == CM4000_MAX_DEV) {
printk(KERN_NOTICE MODULE_NAME ": all devices in use\n");
- return NULL;
+ return -ENODEV;
}
/* create a new cm4000_cs device */
dev = kzalloc(sizeof(struct cm4000_dev), GFP_KERNEL);
if (dev == NULL)
- return NULL;
+ return -ENOMEM;
link = &dev->link;
link->priv = dev;
link->conf.IntType = INT_MEMORY_AND_IO;
dev_table[i] = link;
- /* register with card services */
- client_reg.dev_info = &dev_info;
- client_reg.EventMask =
- CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |
- CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |
- CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
-
- i = pcmcia_register_client(&link->handle, &client_reg);
- if (i) {
- cs_error(link->handle, RegisterClient, i);
- cm4000_detach(link);
- return NULL;
- }
-
init_waitqueue_head(&dev->devq);
init_waitqueue_head(&dev->ioq);
init_waitqueue_head(&dev->atrq);
init_waitqueue_head(&dev->readq);
- return link;
-}
-
-static void cm4000_detach_by_devno(int devno, dev_link_t * link)
-{
- struct cm4000_dev *dev = link->priv;
-
- DEBUGP(3, dev, "-> detach_by_devno(devno=%d)\n", devno);
-
- if (link->state & DEV_CONFIG) {
- DEBUGP(5, dev, "device still configured (try to release it)\n");
- cm4000_release(link);
- }
+ link->handle = p_dev;
+ p_dev->instance = link;
- if (link->handle) {
- pcmcia_deregister_client(link->handle);
- }
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ cm4000_config(link, i);
- dev_table[devno] = NULL;
- kfree(dev);
- return;
+ return 0;
}
-static void cm4000_detach(dev_link_t * link)
+static void cm4000_detach(struct pcmcia_device *p_dev)
{
- int i;
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct cm4000_dev *dev = link->priv;
+ int devno;
/* find device */
- for (i = 0; i < CM4000_MAX_DEV; i++)
- if (dev_table[i] == link)
+ for (devno = 0; devno < CM4000_MAX_DEV; devno++)
+ if (dev_table[devno] == link)
break;
-
- if (i == CM4000_MAX_DEV)
+ if (devno == CM4000_MAX_DEV)
return;
- cm4000_detach_by_devno(i, link);
+ link->state &= ~DEV_PRESENT;
+ stop_monitor(dev);
+
+ if (link->state & DEV_CONFIG)
+ cm4000_release(link);
+
+ dev_table[devno] = NULL;
+ kfree(dev);
+
return;
}
@@ -2042,9 +1986,10 @@ static struct pcmcia_driver cm4000_driver = {
.drv = {
.name = "cm4000_cs",
},
- .attach = cm4000_attach,
- .detach = cm4000_detach,
- .event = cm4000_event,
+ .probe = cm4000_attach,
+ .remove = cm4000_detach,
+ .suspend = cm4000_suspend,
+ .resume = cm4000_resume,
.id_table = cm4000_ids,
};
@@ -2064,13 +2009,8 @@ static int __init cmm_init(void)
static void __exit cmm_exit(void)
{
- int i;
-
printk(KERN_INFO MODULE_NAME ": unloading\n");
pcmcia_unregister_driver(&cm4000_driver);
- for (i = 0; i < CM4000_MAX_DEV; i++)
- if (dev_table[i])
- cm4000_detach_by_devno(i, dev_table[i]);
unregister_chrdev(major, DEVICE_NAME);
};
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index 4c698d908ff..46eb371bf17 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -65,7 +65,6 @@ static char *version =
#define POLL_PERIOD msecs_to_jiffies(10)
static void reader_release(dev_link_t *link);
-static void reader_detach(dev_link_t *link);
static int major;
@@ -86,7 +85,6 @@ struct reader_dev {
struct timer_list poll_timer;
};
-static dev_info_t dev_info = MODULE_NAME;
static dev_link_t *dev_table[CM_MAX_DEV];
#ifndef PCMCIA_DEBUG
@@ -629,65 +627,26 @@ cs_release:
link->state &= ~DEV_CONFIG_PENDING;
}
-static int reader_event(event_t event, int priority,
- event_callback_args_t *args)
+static int reader_suspend(struct pcmcia_device *p_dev)
{
- dev_link_t *link;
- struct reader_dev *dev;
- int devno;
+ dev_link_t *link = dev_to_instance(p_dev);
- link = args->client_data;
- dev = link->priv;
- DEBUGP(3, dev, "-> reader_event\n");
- for (devno = 0; devno < CM_MAX_DEV; devno++) {
- if (dev_table[devno] == link)
- break;
- }
- if (devno == CM_MAX_DEV)
- return CS_BAD_ADAPTER;
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
- switch (event) {
- case CS_EVENT_CARD_INSERTION:
- DEBUGP(5, dev, "CS_EVENT_CARD_INSERTION\n");
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- reader_config(link, devno);
- break;
- case CS_EVENT_CARD_REMOVAL:
- DEBUGP(5, dev, "CS_EVENT_CARD_REMOVAL\n");
- link->state &= ~DEV_PRESENT;
- break;
- case CS_EVENT_PM_SUSPEND:
- DEBUGP(5, dev, "CS_EVENT_PM_SUSPEND "
- "(fall-through to CS_EVENT_RESET_PHYSICAL)\n");
- link->state |= DEV_SUSPEND;
-
- case CS_EVENT_RESET_PHYSICAL:
- DEBUGP(5, dev, "CS_EVENT_RESET_PHYSICAL\n");
- if (link->state & DEV_CONFIG) {
- DEBUGP(5, dev, "ReleaseConfiguration\n");
- pcmcia_release_configuration(link->handle);
- }
- break;
- case CS_EVENT_PM_RESUME:
- DEBUGP(5, dev, "CS_EVENT_PM_RESUME "
- "(fall-through to CS_EVENT_CARD_RESET)\n");
- link->state &= ~DEV_SUSPEND;
-
- case CS_EVENT_CARD_RESET:
- DEBUGP(5, dev, "CS_EVENT_CARD_RESET\n");
- if ((link->state & DEV_CONFIG)) {
- DEBUGP(5, dev, "RequestConfiguration\n");
- pcmcia_request_configuration(link->handle,
- &link->conf);
- }
- break;
- default:
- DEBUGP(5, dev, "reader_event: unknown event %.2x\n",
- event);
- break;
- }
- DEBUGP(3, dev, "<- reader_event\n");
- return CS_SUCCESS;
+ return 0;
+}
+
+static int reader_resume(struct pcmcia_device *p_dev)
+{
+ dev_link_t *link = dev_to_instance(p_dev);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ return 0;
}
static void reader_release(dev_link_t *link)
@@ -697,11 +656,10 @@ static void reader_release(dev_link_t *link)
pcmcia_release_io(link->handle, &link->io);
}
-static dev_link_t *reader_attach(void)
+static int reader_attach(struct pcmcia_device *p_dev)
{
struct reader_dev *dev;
dev_link_t *link;
- client_reg_t client_reg;
int i;
for (i = 0; i < CM_MAX_DEV; i++) {
@@ -710,11 +668,11 @@ static dev_link_t *reader_attach(void)
}
if (i == CM_MAX_DEV)
- return NULL;
+ return -ENODEV;
dev = kzalloc(sizeof(struct reader_dev), GFP_KERNEL);
if (dev == NULL)
- return NULL;
+ return -ENOMEM;
dev->timeout = CCID_DRIVER_MINIMUM_TIMEOUT;
dev->buffer_status = 0;
@@ -725,20 +683,6 @@ static dev_link_t *reader_attach(void)
link->conf.IntType = INT_MEMORY_AND_IO;
dev_table[i] = link;
- client_reg.dev_info = &dev_info;
- client_reg.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;
- client_reg.EventMask=
- CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |
- CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |
- CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- i = pcmcia_register_client(&link->handle, &client_reg);
- if (i) {
- cs_error(link->handle, RegisterClient, i);
- reader_detach(link);
- return NULL;
- }
init_waitqueue_head(&dev->devq);
init_waitqueue_head(&dev->poll_wait);
init_waitqueue_head(&dev->read_wait);
@@ -746,39 +690,37 @@ static dev_link_t *reader_attach(void)
init_timer(&dev->poll_timer);
dev->poll_timer.function = &cm4040_do_poll;
- return link;
-}
-
-static void reader_detach_by_devno(int devno, dev_link_t *link)
-{
- struct reader_dev *dev = link->priv;
+ link->handle = p_dev;
+ p_dev->instance = link;
- if (link->state & DEV_CONFIG) {
- DEBUGP(5, dev, "device still configured (try to release it)\n");
- reader_release(link);
- }
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ reader_config(link, i);
- pcmcia_deregister_client(link->handle);
- dev_table[devno] = NULL;
- DEBUGP(5, dev, "freeing dev=%p\n", dev);
- cm4040_stop_poll(dev);
- kfree(dev);
- return;
+ return 0;
}
-static void reader_detach(dev_link_t *link)
+static void reader_detach(struct pcmcia_device *p_dev)
{
- int i;
+ dev_link_t *link = dev_to_instance(p_dev);
+ struct reader_dev *dev = link->priv;
+ int devno;
/* find device */
- for (i = 0; i < CM_MAX_DEV; i++) {
- if (dev_table[i] == link)
+ for (devno = 0; devno < CM_MAX_DEV; devno++) {
+ if (dev_table[devno] == link)
break;
}
- if (i == CM_MAX_DEV)
+ if (devno == CM_MAX_DEV)
return;
- reader_detach_by_devno(i, link);
+ link->state &= ~DEV_PRESENT;
+
+ if (link->state & DEV_CONFIG)
+ reader_release(link);
+
+ dev_table[devno] = NULL;
+ kfree(dev);
+
return;
}
@@ -804,9 +746,10 @@ static struct pcmcia_driver reader_driver = {
.drv = {
.name = "cm4040_cs",
},
- .attach = reader_attach,
- .detach = reader_detach,
- .event = reader_event,
+ .probe = reader_attach,
+ .remove = reader_detach,
+ .suspend = reader_suspend,
+ .resume = reader_resume,
.id_table = cm4040_ids,
};
@@ -825,14 +768,8 @@ static int __init cm4040_init(void)
static void __exit cm4040_exit(void)
{
- int i;
-
printk(KERN_INFO MODULE_NAME ": unloading\n");
pcmcia_unregister_driver(&reader_driver);
- for (i = 0; i < CM_MAX_DEV; i++) {
- if (dev_table[i])
- reader_detach_by_devno(i, dev_table[i]);
- }
unregister_chrdev(major, DEVICE_NAME);
}
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index 2c326ea5342..cf45b100eff 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -486,13 +486,7 @@ static void mgslpc_wait_until_sent(struct tty_struct *tty, int timeout);
static void mgslpc_config(dev_link_t *link);
static void mgslpc_release(u_long arg);
-static int mgslpc_event(event_t event, int priority,
- event_callback_args_t *args);
-static dev_link_t *mgslpc_attach(void);
-static void mgslpc_detach(dev_link_t *);
-
-static dev_info_t dev_info = "synclink_cs";
-static dev_link_t *dev_list = NULL;
+static void mgslpc_detach(struct pcmcia_device *p_dev);
/*
* 1st function defined in .text section. Calling this function in
@@ -539,12 +533,10 @@ static void ldisc_receive_buf(struct tty_struct *tty,
}
}
-static dev_link_t *mgslpc_attach(void)
+static int mgslpc_attach(struct pcmcia_device *p_dev)
{
MGSLPC_INFO *info;
dev_link_t *link;
- client_reg_t client_reg;
- int ret;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("mgslpc_attach\n");
@@ -552,7 +544,7 @@ static dev_link_t *mgslpc_attach(void)
info = (MGSLPC_INFO *)kmalloc(sizeof(MGSLPC_INFO), GFP_KERNEL);
if (!info) {
printk("Error can't allocate device instance data\n");
- return NULL;
+ return -ENOMEM;
}
memset(info, 0, sizeof(MGSLPC_INFO));
@@ -587,24 +579,15 @@ static dev_link_t *mgslpc_attach(void)
link->conf.Vcc = 50;
link->conf.IntType = INT_MEMORY_AND_IO;
- /* Register with Card Services */
- link->next = dev_list;
- dev_list = link;
-
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
+ link->handle = p_dev;
+ p_dev->instance = link;
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != CS_SUCCESS) {
- cs_error(link->handle, RegisterClient, ret);
- mgslpc_detach(link);
- return NULL;
- }
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ mgslpc_config(link);
mgslpc_add_device(info);
- return link;
+ return 0;
}
/* Card has been inserted.
@@ -736,85 +719,50 @@ static void mgslpc_release(u_long arg)
pcmcia_release_io(link->handle, &link->io);
if (link->irq.AssignedIRQ)
pcmcia_release_irq(link->handle, &link->irq);
- if (link->state & DEV_STALE_LINK)
- mgslpc_detach(link);
}
-static void mgslpc_detach(dev_link_t *link)
+static void mgslpc_detach(struct pcmcia_device *p_dev)
{
- dev_link_t **linkp;
+ dev_link_t *link = dev_to_instance(p_dev);
if (debug_level >= DEBUG_LEVEL_INFO)
printk("mgslpc_detach(0x%p)\n", link);
-
- /* find device */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
if (link->state & DEV_CONFIG) {
- /* device is configured/active, mark it so when
- * release() is called a proper detach() occurs.
- */
- if (debug_level >= DEBUG_LEVEL_INFO)
- printk(KERN_DEBUG "synclinkpc: detach postponed, '%s' "
- "still locked\n", link->dev->dev_name);
- link->state |= DEV_STALE_LINK;
- return;
+ ((MGSLPC_INFO *)link->priv)->stop = 1;
+ mgslpc_release((u_long)link);
}
- /* Break the link with Card Services */
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
- /* Unlink device structure, and free it */
- *linkp = link->next;
mgslpc_remove_device((MGSLPC_INFO *)link->priv);
}
-static int mgslpc_event(event_t event, int priority,
- event_callback_args_t *args)
+static int mgslpc_suspend(struct pcmcia_device *dev)
{
- dev_link_t *link = args->client_data;
- MGSLPC_INFO *info = link->priv;
-
- if (debug_level >= DEBUG_LEVEL_INFO)
- printk("mgslpc_event(0x%06x)\n", event);
-
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
- ((MGSLPC_INFO *)link->priv)->stop = 1;
- mgslpc_release((u_long)link);
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- mgslpc_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- /* Mark the device as stopped, to block IO until later */
- info->stop = 1;
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG)
- pcmcia_request_configuration(link->handle, &link->conf);
- info->stop = 0;
- break;
- }
- return 0;
+ dev_link_t *link = dev_to_instance(dev);
+ MGSLPC_INFO *info = link->priv;
+
+ link->state |= DEV_SUSPEND;
+ info->stop = 1;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
}
+static int mgslpc_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ MGSLPC_INFO *info = link->priv;
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_request_configuration(link->handle, &link->conf);
+ info->stop = 0;
+
+ return 0;
+}
+
+
static inline int mgslpc_paranoia_check(MGSLPC_INFO *info,
char *name, const char *routine)
{
@@ -3091,10 +3039,11 @@ static struct pcmcia_driver mgslpc_driver = {
.drv = {
.name = "synclink_cs",
},
- .attach = mgslpc_attach,
- .event = mgslpc_event,
- .detach = mgslpc_detach,
+ .probe = mgslpc_attach,
+ .remove = mgslpc_detach,
.id_table = mgslpc_ids,
+ .suspend = mgslpc_suspend,
+ .resume = mgslpc_resume,
};
static struct tty_operations mgslpc_ops = {
@@ -3138,7 +3087,6 @@ static void synclink_cs_cleanup(void)
}
pcmcia_unregister_driver(&mgslpc_driver);
- BUG_ON(dev_list != NULL);
}
static int __init synclink_cs_init(void)