diff options
Diffstat (limited to 'include/media')
-rw-r--r-- | include/media/v4l2-common.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index e0d95a7c5d48..f3aa1d728c0b 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -341,4 +341,30 @@ v4l2_find_nearest_format(const struct v4l2_frmsize_discrete *sizes, */ void v4l2_get_timestamp(struct timeval *tv); +/** + * v4l2_g_parm_cap - helper routine for vidioc_g_parm to fill this in by + * calling the g_frame_interval op of the given subdev. It only works + * for V4L2_BUF_TYPE_VIDEO_CAPTURE(_MPLANE), hence the _cap in the + * function name. + * + * @vdev: the struct video_device pointer. Used to determine the device caps. + * @sd: the sub-device pointer. + * @a: the VIDIOC_G_PARM argument. + */ +int v4l2_g_parm_cap(struct video_device *vdev, + struct v4l2_subdev *sd, struct v4l2_streamparm *a); + +/** + * v4l2_s_parm_cap - helper routine for vidioc_s_parm to fill this in by + * calling the s_frame_interval op of the given subdev. It only works + * for V4L2_BUF_TYPE_VIDEO_CAPTURE(_MPLANE), hence the _cap in the + * function name. + * + * @vdev: the struct video_device pointer. Used to determine the device caps. + * @sd: the sub-device pointer. + * @a: the VIDIOC_S_PARM argument. + */ +int v4l2_s_parm_cap(struct video_device *vdev, + struct v4l2_subdev *sd, struct v4l2_streamparm *a); + #endif /* V4L2_COMMON_H_ */ |