/*
- * $Id: pcmciamtd.c,v 1.51 2004/07/12 22:38:29 dwmw2 Exp $
+ * $Id: pcmciamtd.c,v 1.55 2005/11/07 11:14:28 gleixner Exp $
*
* pcmciamtd.c - MTD driver for PCMCIA flash memory cards
*
#define DRIVER_DESC "PCMCIA Flash memory card driver"
-#define DRIVER_VERSION "$Revision: 1.51 $"
+#define DRIVER_VERSION "$Revision: 1.55 $"
/* Size of the PCMCIA address space: 26 bits = 64 MB */
#define MAX_PCMCIA_ADDR 0x4000000
};
-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 */
if(toread > len)
toread = len;
-
+
addr = remap_window(map, from);
if(!addr)
return;
cs_error(link->handle, ParseTuple, rc);
break;
}
-
+
switch(tuple.TupleCode) {
case CISTPL_FORMAT: {
cistpl_format_t *t = &parse.format;
DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u",
t->type, t->edc, t->offset, t->length);
break;
-
+
}
-
+
case CISTPL_DEVICE: {
cistpl_device_t *t = &parse.device;
int i;
}
break;
}
-
+
case CISTPL_VERS_1: {
cistpl_vers_1_t *t = &parse.version_1;
int i;
DEBUG(2, "Found name: %s", dev->mtd_name);
break;
}
-
+
case CISTPL_JEDEC_C: {
cistpl_jedec_t *t = &parse.jedec;
int i;
}
break;
}
-
+
case CISTPL_DEVICE_GEO: {
cistpl_device_geo_t *t = &parse.device_geo;
int i;
}
break;
}
-
+
default:
DEBUG(2, "Unknown tuple code %d", tuple.TupleCode);
}
-
+
rc = pcmcia_get_next_tuple(link->handle, &tuple);
}
if(!dev->pcmcia_map.size)
if(bankwidth) {
dev->pcmcia_map.bankwidth = bankwidth;
DEBUG(2, "bankwidth forced to %d", bankwidth);
- }
+ }
dev->pcmcia_map.name = dev->mtd_name;
if(!dev->mtd_name[0]) {
return;
}
DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);
-
+
/* Get write protect status */
CS_CHECK(GetStatus, pcmcia_get_status(link->handle, &status));
DEBUG(2, "status value: 0x%x window handle = 0x%8.8lx",
mtd = do_map_probe(probes[i], &dev->pcmcia_map);
if(mtd)
break;
-
+
DEBUG(1, "FAILED: %s", probes[i]);
}
}
-
+
if(!mtd) {
DEBUG(1, "Cant find an MTD");
pcmciamtd_release(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); */
-static int pcmciamtd_event(event_t event, int priority,
- event_callback_args_t *args)
+ return 0;
+}
+
+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;
}
* 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;
}
* 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));
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[] = {
.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,
};
{
DEBUG(1, DRIVER_DESC " unloading");
pcmcia_unregister_driver(&pcmciamtd_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_pcmciamtd);
projects / powerpc.git / blobdiff