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V4L/DVB (11870): gspca - main: VIDIOC_ENUM_FRAMESIZES ioctl added.

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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans de Goede 2009-05-25 15:04:22 -03:00 committed by Mauro Carvalho Chehab
parent 9fd6418a6a
commit 11c635a25b
1 changed files with 27 additions and 0 deletions
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27
drivers/media/video/gspca/gspca.c
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@ -863,6 +863,32 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
return ret;
}
static int vidioc_enum_framesizes(struct file *file, void *priv,
struct v4l2_frmsizeenum *fsize)
{
struct gspca_dev *gspca_dev = priv;
int i;
__u32 index = 0;
for (i = 0; i < gspca_dev->cam.nmodes; i++) {
if (fsize->pixel_format !=
gspca_dev->cam.cam_mode[i].pixelformat)
continue;
if (fsize->index == index) {
fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;
fsize->discrete.width =
gspca_dev->cam.cam_mode[i].width;
fsize->discrete.height =
gspca_dev->cam.cam_mode[i].height;
return 0;
}
index++;
}
return -EINVAL;
}
static void gspca_release(struct video_device *vfd)
{
struct gspca_dev *gspca_dev = container_of(vfd, struct gspca_dev, vdev);
@ -1858,6 +1884,7 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = {
.vidioc_g_parm = vidioc_g_parm,
.vidioc_s_parm = vidioc_s_parm,
.vidioc_s_std = vidioc_s_std,
.vidioc_enum_framesizes = vidioc_enum_framesizes,
#ifdef CONFIG_VIDEO_V4L1_COMPAT
.vidiocgmbuf = vidiocgmbuf,
#endif