[PATCH] pcmcia: unify detach, REMOVAL_EVENT handlers into one remove callback
Unify the "detach" and REMOVAL_EVENT handlers to one "remove" function.
Old functionality is preserved, for the moment.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index 05e9305..8a064f2 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -66,7 +66,7 @@
#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_detach(struct pcmcia_device *p_dev);
static void cm4000_release(dev_link_t *link);
static int major; /* major number we get from the kernel */
@@ -1888,11 +1888,6 @@
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;
default:
DEBUGP(5, dev, "unknown event %.2x\n", event);
break;
@@ -1978,7 +1973,7 @@
i = pcmcia_register_client(&link->handle, &client_reg);
if (i) {
cs_error(link->handle, RegisterClient, i);
- cm4000_detach(link);
+ cm4000_detach(link->handle);
return NULL;
}
@@ -1990,39 +1985,28 @@
return link;
}
-static void cm4000_detach_by_devno(int devno, dev_link_t * link)
+static void cm4000_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
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);
- }
-
- if (link->handle) {
- pcmcia_deregister_client(link->handle);
- }
-
- dev_table[devno] = NULL;
- kfree(dev);
- return;
-}
-
-static void cm4000_detach(dev_link_t * link)
-{
- int i;
+ 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;
}
@@ -2048,7 +2032,7 @@
.name = "cm4000_cs",
},
.attach = cm4000_attach,
- .detach = cm4000_detach,
+ .remove = cm4000_detach,
.suspend = cm4000_suspend,
.resume = cm4000_resume,
.event = cm4000_event,
@@ -2071,13 +2055,8 @@
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);
};