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authorRussell King <rmk@arm.linux.org.uk>2006-01-06 11:42:03 +0000
committerGreg Kroah-Hartman <gregkh@suse.de>2006-01-13 11:26:11 -0800
commit348290a4ae143a692124330942b464ccdb0d0365 (patch)
tree1fae9909d4d4519c9548b5940be2dca7e31935c2 /drivers/media/video
parentd78967fb035aeb839a047ae69ce5f1ff39288a8d (diff)
[PATCH] Add bttv sub bus_type probe and remove methods
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/bttv-gpio.c24
-rw-r--r--drivers/media/video/bttv.h2
2 files changed, 24 insertions, 2 deletions
diff --git a/drivers/media/video/bttv-gpio.c b/drivers/media/video/bttv-gpio.c
index d64accc17b0..c4d5e2b70c2 100644
--- a/drivers/media/video/bttv-gpio.c
+++ b/drivers/media/video/bttv-gpio.c
@@ -47,9 +47,29 @@ static int bttv_sub_bus_match(struct device *dev, struct device_driver *drv)
return 0;
}
+static int bttv_sub_probe(struct device *dev)
+{
+ struct bttv_sub_device *sdev = to_bttv_sub_dev(dev);
+ struct bttv_sub_driver *sub = to_bttv_sub_drv(dev->driver);
+
+ return sub->probe ? sub->probe(sdev) : -ENODEV;
+}
+
+static int bttv_sub_remove(struct device *dev)
+{
+ struct bttv_sub_device *sdev = to_bttv_sub_dev(dev);
+ struct bttv_sub_driver *sub = to_bttv_sub_drv(dev->driver);
+
+ if (sub->remove)
+ sub->remove(sdev);
+ return 0;
+}
+
struct bus_type bttv_sub_bus_type = {
- .name = "bttv-sub",
- .match = &bttv_sub_bus_match,
+ .name = "bttv-sub",
+ .match = &bttv_sub_bus_match,
+ .probe = bttv_sub_probe,
+ .remove = bttv_sub_remove,
};
EXPORT_SYMBOL(bttv_sub_bus_type);
diff --git a/drivers/media/video/bttv.h b/drivers/media/video/bttv.h
index e370d74f2a1..9908c8e0c95 100644
--- a/drivers/media/video/bttv.h
+++ b/drivers/media/video/bttv.h
@@ -365,6 +365,8 @@ struct bttv_sub_device {
struct bttv_sub_driver {
struct device_driver drv;
char wanted[BUS_ID_SIZE];
+ int (*probe)(struct bttv_sub_device *sub);
+ void (*remove)(struct bttv_sub_device *sub);
void (*gpio_irq)(struct bttv_sub_device *sub);
};
#define to_bttv_sub_drv(x) container_of((x), struct bttv_sub_driver, drv)