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authorAlex Dubov <oakad@yahoo.com>2007-04-12 16:59:13 +1000
committerPierre Ossman <drzeus@drzeus.cx>2007-05-01 13:04:12 +0200
commit8dc4a61eca31dd45a9d45f9bc9c67d959f0f6cbd (patch)
tree7212da38763714f1b26924f3fda55b28b20b6fb8 /drivers
parent4552f0cbd45225f2c1cbadc224505f14f8749569 (diff)
downloadop-kernel-dev-8dc4a61eca31dd45a9d45f9bc9c67d959f0f6cbd.zip
op-kernel-dev-8dc4a61eca31dd45a9d45f9bc9c67d959f0f6cbd.tar.gz
tifm: use bus methods to handle probe/remove instead of driver ones.
Signed-off-by: Alex Dubov <oakad@yahoo.com> Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/misc/tifm_core.c102
1 files changed, 47 insertions, 55 deletions
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index 6799b9c..dcff45a 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -60,14 +60,54 @@ static int tifm_uevent(struct device *dev, char **envp, int num_envp,
return 0;
}
+static int tifm_device_probe(struct device *dev)
+{
+ struct tifm_dev *sock = container_of(dev, struct tifm_dev, dev);
+ struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,
+ driver);
+ int rc = -ENODEV;
+
+ get_device(dev);
+ if (dev->driver && drv->probe) {
+ rc = drv->probe(sock);
+ if (!rc)
+ return 0;
+ }
+ put_device(dev);
+ return rc;
+}
+
+static void tifm_dummy_event(struct tifm_dev *sock)
+{
+ return;
+}
+
+static int tifm_device_remove(struct device *dev)
+{
+ struct tifm_dev *sock = container_of(dev, struct tifm_dev, dev);
+ struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,
+ driver);
+
+ if (dev->driver && drv->remove) {
+ sock->card_event = tifm_dummy_event;
+ sock->data_event = tifm_dummy_event;
+ drv->remove(sock);
+ sock->dev.driver = NULL;
+ }
+
+ put_device(dev);
+ return 0;
+}
+
#ifdef CONFIG_PM
static int tifm_device_suspend(struct device *dev, pm_message_t state)
{
struct tifm_dev *fm_dev = container_of(dev, struct tifm_dev, dev);
- struct tifm_driver *drv = fm_dev->drv;
+ struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,
+ driver);
- if (drv && drv->suspend)
+ if (dev->driver && drv->suspend)
return drv->suspend(fm_dev, state);
return 0;
}
@@ -75,9 +115,10 @@ static int tifm_device_suspend(struct device *dev, pm_message_t state)
static int tifm_device_resume(struct device *dev)
{
struct tifm_dev *fm_dev = container_of(dev, struct tifm_dev, dev);
- struct tifm_driver *drv = fm_dev->drv;
+ struct tifm_driver *drv = container_of(dev->driver, struct tifm_driver,
+ driver);
- if (drv && drv->resume)
+ if (dev->driver && drv->resume)
return drv->resume(fm_dev);
return 0;
}
@@ -93,6 +134,8 @@ static struct bus_type tifm_bus_type = {
.name = "tifm",
.match = tifm_match,
.uevent = tifm_uevent,
+ .probe = tifm_device_probe,
+ .remove = tifm_device_remove,
.suspend = tifm_device_suspend,
.resume = tifm_device_resume
};
@@ -175,11 +218,6 @@ void tifm_free_device(struct device *dev)
}
EXPORT_SYMBOL(tifm_free_device);
-static void tifm_dummy_event(struct tifm_dev *sock)
-{
- return;
-}
-
struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm)
{
struct tifm_dev *dev = kzalloc(sizeof(struct tifm_dev), GFP_KERNEL);
@@ -218,55 +256,9 @@ void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
}
EXPORT_SYMBOL(tifm_unmap_sg);
-static int tifm_device_probe(struct device *dev)
-{
- struct tifm_driver *drv;
- struct tifm_dev *fm_dev;
- int rc = 0;
- const tifm_media_id *id;
-
- drv = container_of(dev->driver, struct tifm_driver, driver);
- fm_dev = container_of(dev, struct tifm_dev, dev);
- get_device(dev);
- if (!fm_dev->drv && drv->probe && drv->id_table) {
- rc = -ENODEV;
- id = tifm_device_match(drv->id_table, fm_dev);
- if (id)
- rc = drv->probe(fm_dev);
- if (rc >= 0) {
- rc = 0;
- fm_dev->drv = drv;
- }
- }
- if (rc)
- put_device(dev);
- return rc;
-}
-
-static int tifm_device_remove(struct device *dev)
-{
- struct tifm_dev *fm_dev = container_of(dev, struct tifm_dev, dev);
- struct tifm_driver *drv = fm_dev->drv;
-
- if (drv) {
- fm_dev->card_event = tifm_dummy_event;
- fm_dev->data_event = tifm_dummy_event;
- if (drv->remove)
- drv->remove(fm_dev);
- fm_dev->drv = NULL;
- }
-
- put_device(dev);
- return 0;
-}
-
int tifm_register_driver(struct tifm_driver *drv)
{
drv->driver.bus = &tifm_bus_type;
- drv->driver.probe = tifm_device_probe;
- drv->driver.remove = tifm_device_remove;
- drv->driver.suspend = tifm_device_suspend;
- drv->driver.resume = tifm_device_resume;
return driver_register(&drv->driver);
}
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