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authorSylwester Nawrocki <sylvester.nawrocki@gmail.com>2013-01-22 18:58:57 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-02-05 15:04:55 -0200
commit4f4d14b70a29c679dd53e367b0d9b007a7117ee3 (patch)
tree3d2acb71e2ea19fe4ee73e4b8c436d68f7aeea88 /include/media/v4l2-event.h
parent2ccbe779bcdee130ea7f1525670dc9d60318a981 (diff)
downloadvexpress-lsk-4f4d14b70a29c679dd53e367b0d9b007a7117ee3.tar.gz
[media] V4L: Add v4l2_event_subdev_unsubscribe() helper function
Add a v4l2 core helper function that can be used as the subdev .unsubscribe_event handler. This allows to eliminate some boilerplate from drivers that are only handling the control events. Signed-off-by: Sylwester Nawrocki <sylvester.nawrocki@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media/v4l2-event.h')
-rw-r--r--include/media/v4l2-event.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/media/v4l2-event.h b/include/media/v4l2-event.h
index eff85f934b2..be05d019de2 100644
--- a/include/media/v4l2-event.h
+++ b/include/media/v4l2-event.h
@@ -64,6 +64,7 @@
*/
struct v4l2_fh;
+struct v4l2_subdev;
struct v4l2_subscribed_event;
struct video_device;
@@ -129,5 +130,6 @@ int v4l2_event_subscribe(struct v4l2_fh *fh,
int v4l2_event_unsubscribe(struct v4l2_fh *fh,
const struct v4l2_event_subscription *sub);
void v4l2_event_unsubscribe_all(struct v4l2_fh *fh);
-
+int v4l2_event_subdev_unsubscribe(struct v4l2_subdev *sd, struct v4l2_fh *fh,
+ struct v4l2_event_subscription *sub);
#endif /* V4L2_EVENT_H */