XVIP_PAD_SINK
xcsi2rxss_get_remote_subdev(&state->pads[XVIP_PAD_SINK]);
XVIP_PAD_SINK, 0,
xcsi2rxss->pads[XVIP_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
if (fse->pad == XVIP_PAD_SINK) {