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Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/maps/pcmciamtd.c121
1 files changed, 36 insertions, 85 deletions
diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index af24216a0626..f0f8916da7ad 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -66,9 +66,6 @@ struct pcmciamtd_dev {
};
-static dev_info_t dev_info = "pcmciamtd";
-static dev_link_t *dev_list;
-
/* Module parameters */
/* 2 = do 16-bit transfers, 1 = do 8-bit transfers */
@@ -691,55 +688,21 @@ static void pcmciamtd_config(dev_link_t *link)
}
-/* The card status event handler. Mostly, this schedules other
- * stuff to run after an event is received. A CARD_REMOVAL event
- * also sets some flags to discourage the driver from trying
- * to talk to the card any more.
- */
+static int pcmciamtd_suspend(struct pcmcia_device *dev)
+{
+ DEBUG(2, "EVENT_PM_RESUME");
+
+ /* get_lock(link); */
+
+ return 0;
+}
-static int pcmciamtd_event(event_t event, int priority,
- event_callback_args_t *args)
+static int pcmciamtd_resume(struct pcmcia_device *dev)
{
- dev_link_t *link = args->client_data;
-
- DEBUG(1, "event=0x%06x", event);
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- DEBUG(2, "EVENT_CARD_REMOVAL");
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
- struct pcmciamtd_dev *dev = link->priv;
- if(dev->mtd_info) {
- del_mtd_device(dev->mtd_info);
- info("mtd%d: Removed", dev->mtd_info->index);
- }
- pcmciamtd_release(link);
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- DEBUG(2, "EVENT_CARD_INSERTION");
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- pcmciamtd_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- DEBUG(2, "EVENT_PM_SUSPEND");
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- DEBUG(2, "EVENT_RESET_PHYSICAL");
- /* get_lock(link); */
- break;
- case CS_EVENT_PM_RESUME:
- DEBUG(2, "EVENT_PM_RESUME");
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- DEBUG(2, "EVENT_CARD_RESET");
- /* free_lock(link); */
- break;
- default:
- DEBUG(2, "Unknown event %d", event);
- }
+ DEBUG(2, "EVENT_PM_SUSPEND");
+
+ /* free_lock(link); */
+
return 0;
}
@@ -750,23 +713,21 @@ static int pcmciamtd_event(event_t event, int priority,
* when the device is released.
*/
-static void pcmciamtd_detach(dev_link_t *link)
+static void pcmciamtd_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
+
DEBUG(3, "link=0x%p", link);
if(link->state & DEV_CONFIG) {
- pcmciamtd_release(link);
- }
+ struct pcmciamtd_dev *dev = link->priv;
+ if(dev->mtd_info) {
+ del_mtd_device(dev->mtd_info);
+ info("mtd%d: Removed", dev->mtd_info->index);
+ }
- if (link->handle) {
- int ret;
- DEBUG(2, "Deregistering with card services");
- ret = pcmcia_deregister_client(link->handle);
- if (ret != CS_SUCCESS)
- cs_error(link->handle, DeregisterClient, ret);
+ pcmciamtd_release(link);
}
-
- link->state |= DEV_STALE_LINK;
}
@@ -775,16 +736,14 @@ static void pcmciamtd_detach(dev_link_t *link)
* with Card Services.
*/
-static dev_link_t *pcmciamtd_attach(void)
+static int pcmciamtd_attach(struct pcmcia_device *p_dev)
{
struct pcmciamtd_dev *dev;
dev_link_t *link;
- client_reg_t client_reg;
- int ret;
/* Create new memory card device */
dev = kmalloc(sizeof(*dev), GFP_KERNEL);
- if (!dev) return NULL;
+ if (!dev) return -ENOMEM;
DEBUG(1, "dev=0x%p", dev);
memset(dev, 0, sizeof(*dev));
@@ -794,22 +753,14 @@ static dev_link_t *pcmciamtd_attach(void)
link->conf.Attributes = 0;
link->conf.IntType = INT_MEMORY;
- link->next = dev_list;
- dev_list = link;
-
- /* Register with Card Services */
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- DEBUG(2, "Calling RegisterClient");
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != 0) {
- cs_error(link->handle, RegisterClient, ret);
- pcmciamtd_detach(link);
- return NULL;
- }
- DEBUG(2, "link = %p", link);
- return link;
+ link->next = NULL;
+ link->handle = p_dev;
+ p_dev->instance = link;
+
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ pcmciamtd_config(link);
+
+ return 0;
}
static struct pcmcia_device_id pcmciamtd_ids[] = {
@@ -843,11 +794,12 @@ static struct pcmcia_driver pcmciamtd_driver = {
.drv = {
.name = "pcmciamtd"
},
- .attach = pcmciamtd_attach,
- .event = pcmciamtd_event,
- .detach = pcmciamtd_detach,
+ .probe = pcmciamtd_attach,
+ .remove = pcmciamtd_detach,
.owner = THIS_MODULE,
.id_table = pcmciamtd_ids,
+ .suspend = pcmciamtd_suspend,
+ .resume = pcmciamtd_resume,
};
@@ -875,7 +827,6 @@ static void __exit exit_pcmciamtd(void)
{
DEBUG(1, DRIVER_DESC " unloading");
pcmcia_unregister_driver(&pcmciamtd_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_pcmciamtd);