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| author |   Hans Verkuil <hans.verkuil@cisco.com> | 2012-09-04 11:46:09 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-26 10:48:52 -0300 |
| commit | 85f5fe3962ca6780e5368feffe32f3b15e953e1f (patch) | |
| tree | e3a5441ee86e62d3ca8423308f32c7a32ae68677 /include/media/v4l2-ctrls.h | |
| parent | [media] v4l2: make vidioc_s_freq_hw_seek const (diff) | |
| download | wireguard-linux-85f5fe3962ca6780e5368feffe32f3b15e953e1f.tar.xz wireguard-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-ctrls.h')
| -rw-r--r-- | include/media/v4l2-ctrls.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 7ef6b27d450f..6890f5e11ad0 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -546,7 +546,7 @@ int v4l2_ctrl_log_status(struct file *file, void *fh); /* Can be used as a vidioc_subscribe_event function that just subscribes control events. */ int v4l2_ctrl_subscribe_event(struct v4l2_fh *fh, - struct v4l2_event_subscription *sub); + const struct v4l2_event_subscription *sub); /* Can be used as a poll function that just polls for control events. */ unsigned int v4l2_ctrl_poll(struct file *file, struct poll_table_struct *wait); |