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[media] em28xx: remove ioctl VIDIOC_CROPCAP 

The em28xx driver doesn't support the VIDIOC_G_CROP and VIDIOC_S_CROP ioctls,
so VIDIOC_CROPCAP is useless and has the potential to confuse applications,
because it can be interpreted as indicator for cropping support.

Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Frank Schaefer 2013-02-07 13:39:15 -03:00 committed by Mauro Carvalho Chehab
parent 1fe184a6ac
commit 430101bd8b
1 changed files with 0 additions and 21 deletions
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21
drivers/media/usb/em28xx/em28xx-video.c
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@ -1364,26 +1364,6 @@ static int vidioc_s_register(struct file *file, void *priv,
#endif
static int vidioc_cropcap(struct file *file, void *priv,
struct v4l2_cropcap *cc)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
cc->bounds.left = 0;
cc->bounds.top = 0;
cc->bounds.width = dev->width;
cc->bounds.height = dev->height;
cc->defrect = cc->bounds;
cc->pixelaspect.numerator = 54; /* 4:3 FIXME: remove magic numbers */
cc->pixelaspect.denominator = 59;
return 0;
}
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
@ -1731,7 +1711,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_enum_framesizes = vidioc_enum_framesizes,
.vidioc_g_audio = vidioc_g_audio,
.vidioc_s_audio = vidioc_s_audio,
.vidioc_cropcap = vidioc_cropcap,
.vidioc_reqbufs = vb2_ioctl_reqbufs,
.vidioc_create_bufs = vb2_ioctl_create_bufs,