diff options
| author | Hans Verkuil | 2012-09-04 16:46:09 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab | 2012-09-26 15:48:52 +0200 |
| commit | 85f5fe3962ca6780e5368feffe32f3b15e953e1f (patch) | |
| tree | e3a5441ee86e62d3ca8423308f32c7a32ae68677 /drivers/media/platform | |
| parent | [media] v4l2: make vidioc_s_freq_hw_seek const (diff) | |
| download | kernel-qcow2-linux-85f5fe3962ca6780e5368feffe32f3b15e953e1f.tar.gz kernel-qcow2-linux-85f5fe3962ca6780e5368feffe32f3b15e953e1f.tar.xz kernel-qcow2-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 'drivers/media/platform')
| -rw-r--r-- | drivers/media/platform/omap3isp/ispccdc.c | 4 | ||||
| -rw-r--r-- | drivers/media/platform/omap3isp/ispstat.c | 4 | ||||
| -rw-r--r-- | drivers/media/platform/omap3isp/ispstat.h | 4 |
3 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c index aa9df9d71a7b..60181ab96063 100644 --- a/drivers/media/platform/omap3isp/ispccdc.c +++ b/drivers/media/platform/omap3isp/ispccdc.c @@ -1706,7 +1706,7 @@ static long ccdc_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) } static int ccdc_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub) + const struct v4l2_event_subscription *sub) { if (sub->type != V4L2_EVENT_FRAME_SYNC) return -EINVAL; @@ -1719,7 +1719,7 @@ static int ccdc_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh, } static int ccdc_unsubscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub) + const struct v4l2_event_subscription *sub) { return v4l2_event_unsubscribe(fh, sub); } diff --git a/drivers/media/platform/omap3isp/ispstat.c b/drivers/media/platform/omap3isp/ispstat.c index b8640be692f1..d7ac76b5c2ae 100644 --- a/drivers/media/platform/omap3isp/ispstat.c +++ b/drivers/media/platform/omap3isp/ispstat.c @@ -1025,7 +1025,7 @@ void omap3isp_stat_dma_isr(struct ispstat *stat) int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub) + const struct v4l2_event_subscription *sub) { struct ispstat *stat = v4l2_get_subdevdata(subdev); @@ -1037,7 +1037,7 @@ int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev, int omap3isp_stat_unsubscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub) + const struct v4l2_event_subscription *sub) { return v4l2_event_unsubscribe(fh, sub); } diff --git a/drivers/media/platform/omap3isp/ispstat.h b/drivers/media/platform/omap3isp/ispstat.h index 9b7c8654dc8a..a6fe653eb237 100644 --- a/drivers/media/platform/omap3isp/ispstat.h +++ b/drivers/media/platform/omap3isp/ispstat.h @@ -147,10 +147,10 @@ int omap3isp_stat_init(struct ispstat *stat, const char *name, void omap3isp_stat_cleanup(struct ispstat *stat); int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub); + const struct v4l2_event_subscription *sub); int omap3isp_stat_unsubscribe_event(struct v4l2_subdev *subdev, struct v4l2_fh *fh, - struct v4l2_event_subscription *sub); + const struct v4l2_event_subscription *sub); int omap3isp_stat_s_stream(struct v4l2_subdev *subdev, int enable); int omap3isp_stat_busy(struct ispstat *stat); |