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authorHans Verkuil <hans.verkuil@cisco.com>2013-03-19 04:09:26 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-24 06:25:34 -0300
commitb530a447bb588fdf43fdf4eb909e4ee1921d47ac (patch)
tree8c9f6abb0f0c07ceea984a87fd80e9e65e7d483b /drivers/media/pci/cx25821
parent69aa6f4ec669b9121057cc9e32cb10b5f744f6d6 (diff)
downloadlinux-linaro-stable-b530a447bb588fdf43fdf4eb909e4ee1921d47ac.tar.gz
[media] v4l2: add const to argument of write-only s_frequency ioctl
This ioctl is defined as IOW, so pass the argument as const. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/pci/cx25821')
-rw-r--r--drivers/media/pci/cx25821/cx25821-video.c4
-rw-r--r--drivers/media/pci/cx25821/cx25821-video.h4
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index d4de021dc844..1219d60cdd79 100644
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -1312,7 +1312,7 @@ int cx25821_vidioc_g_frequency(struct file *file, void *priv,
return 0;
}
-int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f)
+int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f)
{
mutex_lock(&dev->lock);
dev->freq = f->frequency;
@@ -1328,7 +1328,7 @@ int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f)
}
int cx25821_vidioc_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
+ const struct v4l2_frequency *f)
{
struct cx25821_fh *fh = priv;
struct cx25821_dev *dev;
diff --git a/drivers/media/pci/cx25821/cx25821-video.h b/drivers/media/pci/cx25821/cx25821-video.h
index c265e35b37c3..969340c2dcfa 100644
--- a/drivers/media/pci/cx25821/cx25821-video.h
+++ b/drivers/media/pci/cx25821/cx25821-video.h
@@ -149,9 +149,9 @@ extern int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f);
extern int cx25821_vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f);
-extern int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f);
+extern int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f);
extern int cx25821_vidioc_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f);
+ const struct v4l2_frequency *f);
extern int cx25821_vidioc_g_register(struct file *file, void *fh,
struct v4l2_dbg_register *reg);
extern int cx25821_vidioc_s_register(struct file *file, void *fh,