diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c index 8e35c3aed544..5136df198338 100644 --- a/drivers/media/video/cx18/cx18-controls.c +++ b/drivers/media/video/cx18/cx18-controls.c @@ -61,6 +61,8 @@ int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl) switch (qctrl->id) { /* Standard V4L2 controls */ + case V4L2_CID_USER_CLASS: + return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0); case V4L2_CID_BRIGHTNESS: case V4L2_CID_HUE: case V4L2_CID_SATURATION: diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c index 8ded52946334..4c8e95853fa3 100644 --- a/drivers/media/video/cx2341x.c +++ b/drivers/media/video/cx2341x.c @@ -500,6 +500,8 @@ int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params, int err; switch (qctrl->id) { + case V4L2_CID_MPEG_CLASS: + return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0); case V4L2_CID_MPEG_STREAM_TYPE: return v4l2_ctrl_query_fill(qctrl, V4L2_MPEG_STREAM_TYPE_MPEG2_PS, diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c index 84995bcf4a75..a3b77ed3f089 100644 --- a/drivers/media/video/ivtv/ivtv-controls.c +++ b/drivers/media/video/ivtv/ivtv-controls.c @@ -60,6 +60,8 @@ int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl) switch (qctrl->id) { /* Standard V4L2 controls */ + case V4L2_CID_USER_CLASS: + return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0); case V4L2_CID_BRIGHTNESS: case V4L2_CID_HUE: case V4L2_CID_SATURATION: