diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-09-17 04:05:25 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-26 09:43:04 -0400 |
commit | d88aab53bd267c9fb0b0451e9acae68091703eab (patch) | |
tree | 5da9b54e8fe4173a0a25b87bc350884d277f9bac /drivers/media/usb/cpia2 | |
parent | e6eb28c2207b9397d0ab56e238865a4ee95b7ef9 (diff) |
[media] v4l2: make vidioc_s_jpegcomp const
Write-only ioctls should have a const argument in the ioctl op.
Do this conversion for vidioc_s_jpegcomp.
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/usb/cpia2')
-rw-r--r-- | drivers/media/usb/cpia2/cpia2_v4l.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/usb/cpia2/cpia2_v4l.c b/drivers/media/usb/cpia2/cpia2_v4l.c index 5ca6f44b4c63..aeb9d2275725 100644 --- a/drivers/media/usb/cpia2/cpia2_v4l.c +++ b/drivers/media/usb/cpia2/cpia2_v4l.c | |||
@@ -734,7 +734,8 @@ static int cpia2_g_jpegcomp(struct file *file, void *fh, struct v4l2_jpegcompres | |||
734 | * | 734 | * |
735 | *****************************************************************************/ | 735 | *****************************************************************************/ |
736 | 736 | ||
737 | static int cpia2_s_jpegcomp(struct file *file, void *fh, struct v4l2_jpegcompression *parms) | 737 | static int cpia2_s_jpegcomp(struct file *file, void *fh, |
738 | const struct v4l2_jpegcompression *parms) | ||
738 | { | 739 | { |
739 | struct camera_data *cam = video_drvdata(file); | 740 | struct camera_data *cam = video_drvdata(file); |
740 | 741 | ||
@@ -743,8 +744,6 @@ static int cpia2_s_jpegcomp(struct file *file, void *fh, struct v4l2_jpegcompres | |||
743 | 744 | ||
744 | cam->params.compression.inhibit_htables = | 745 | cam->params.compression.inhibit_htables = |
745 | !(parms->jpeg_markers & V4L2_JPEG_MARKER_DHT); | 746 | !(parms->jpeg_markers & V4L2_JPEG_MARKER_DHT); |
746 | parms->jpeg_markers &= V4L2_JPEG_MARKER_DQT | V4L2_JPEG_MARKER_DRI | | ||
747 | V4L2_JPEG_MARKER_DHT; | ||
748 | 747 | ||
749 | if(parms->APP_len != 0) { | 748 | if(parms->APP_len != 0) { |
750 | if(parms->APP_len > 0 && | 749 | if(parms->APP_len > 0 && |