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authorHans Verkuil <hans.verkuil@cisco.com>2012-09-04 16:46:09 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-09-26 15:48:52 +0200
commit85f5fe3962ca6780e5368feffe32f3b15e953e1f (patch)
treee3a5441ee86e62d3ca8423308f32c7a32ae68677 /include/media/v4l2-event.h
parent[media] v4l2: make vidioc_s_freq_hw_seek const (diff)
downloadlinux-85f5fe3962ca6780e5368feffe32f3b15e953e1f.tar.xz
linux-85f5fe3962ca6780e5368feffe32f3b15e953e1f.zip
[media] v4l2: make vidioc_(un)subscribe_event const
Write-only ioctls should have a const argument in the ioctl op. Do this conversion for vidioc_(un)subscribe_event. Adding const for write-only ioctls was decided during the 2012 Media Workshop. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.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, 2 insertions, 2 deletions
diff --git a/include/media/v4l2-event.h b/include/media/v4l2-event.h
index 2885a810a128..e7c5d170a9cd 100644
--- a/include/media/v4l2-event.h
+++ b/include/media/v4l2-event.h
@@ -124,10 +124,10 @@ void v4l2_event_queue(struct video_device *vdev, const struct v4l2_event *ev);
void v4l2_event_queue_fh(struct v4l2_fh *fh, const struct v4l2_event *ev);
int v4l2_event_pending(struct v4l2_fh *fh);
int v4l2_event_subscribe(struct v4l2_fh *fh,
- struct v4l2_event_subscription *sub, unsigned elems,
+ const struct v4l2_event_subscription *sub, unsigned elems,
const struct v4l2_subscribed_event_ops *ops);
int v4l2_event_unsubscribe(struct v4l2_fh *fh,
- struct v4l2_event_subscription *sub);
+ const struct v4l2_event_subscription *sub);
void v4l2_event_unsubscribe_all(struct v4l2_fh *fh);
#endif /* V4L2_EVENT_H */