return -ERANGE;
}
-static int mxr_enum_dv_presets(struct file *file, void *fh,
- struct v4l2_dv_enum_preset *preset)
-{
- struct mxr_layer *layer = video_drvdata(file);
- struct mxr_device *mdev = layer->mdev;
- int ret;
-
- /* lock protects from changing sd_out */
- mutex_lock(&mdev->mutex);
- ret = v4l2_subdev_call(to_outsd(mdev), video, enum_dv_presets, preset);
- mutex_unlock(&mdev->mutex);
-
- return ret ? -EINVAL : 0;
-}
-
-static int mxr_s_dv_preset(struct file *file, void *fh,
- struct v4l2_dv_preset *preset)
-{
- struct mxr_layer *layer = video_drvdata(file);
- struct mxr_device *mdev = layer->mdev;
- int ret;
-
- /* lock protects from changing sd_out */
- mutex_lock(&mdev->mutex);
-
- /* preset change cannot be done while there is an entity
- * dependant on output configuration
- */
- if (mdev->n_output > 0) {
- mutex_unlock(&mdev->mutex);
- return -EBUSY;
- }
-
- ret = v4l2_subdev_call(to_outsd(mdev), video, s_dv_preset, preset);
-
- mutex_unlock(&mdev->mutex);
-
- mxr_layer_update_output(layer);
-
- /* any failure should return EINVAL according to V4L2 doc */
- return ret ? -EINVAL : 0;
-}
-
-static int mxr_g_dv_preset(struct file *file, void *fh,
- struct v4l2_dv_preset *preset)
-{
- struct mxr_layer *layer = video_drvdata(file);
- struct mxr_device *mdev = layer->mdev;
- int ret;
-
- /* lock protects from changing sd_out */
- mutex_lock(&mdev->mutex);
- ret = v4l2_subdev_call(to_outsd(mdev), video, g_dv_preset, preset);
- mutex_unlock(&mdev->mutex);
-
- return ret ? -EINVAL : 0;
-}
-
static int mxr_enum_dv_timings(struct file *file, void *fh,
struct v4l2_enum_dv_timings *timings)
{
/* try to obtain supported tv norms */
v4l2_subdev_call(sd, video, g_tvnorms_output, &a->std);
a->capabilities = 0;
- if (sd->ops->video && sd->ops->video->s_dv_preset)
- a->capabilities |= V4L2_OUT_CAP_PRESETS;
if (sd->ops->video && sd->ops->video->s_dv_timings)
a->capabilities |= V4L2_OUT_CAP_DV_TIMINGS;
if (sd->ops->video && sd->ops->video->s_std_output)
/* Streaming control */
.vidioc_streamon = mxr_streamon,
.vidioc_streamoff = mxr_streamoff,
- /* Preset functions */
- .vidioc_enum_dv_presets = mxr_enum_dv_presets,
- .vidioc_s_dv_preset = mxr_s_dv_preset,
- .vidioc_g_dv_preset = mxr_g_dv_preset,
/* DV Timings functions */
.vidioc_enum_dv_timings = mxr_enum_dv_timings,
.vidioc_s_dv_timings = mxr_s_dv_timings,