Merge pull request 'picture: no-op codec_set_controls case for VAProfileAV1Profile0' (#10) from noether/picture-av1-noop into master

Reviewed-on: marfrit/libva-v4l2-request-fourier#10

src/picture.c

@@ -318,6 +318,30 @@ static VAStatus codec_set_controls(struct request_data *driver_data,
 			return VA_STATUS_ERROR_OPERATION_FAILED;
 		break;
 
+	case VAProfileAV1Profile0:
+		/*
+		 * AV1 has no codec-specific V4L2 control dispatch wired up
+		 * yet on this branch (see config.c VAProfileAV1Profile0
+		 * comment).  For the daedalus_v4l2 daemon path that's fine:
+		 * AV1 frames are self-describing per-frame (OBU sequence +
+		 * frame headers carry everything libavcodec needs), so the
+		 * bitstream in the V4L2 OUTPUT buffer is sufficient — no
+		 * V4L2_CID_STATELESS_AV1_* controls have to be populated.
+		 *
+		 * Per-codec dispatch in request_switch_device_for_profile
+		 * has already retargeted (video_fd, media_fd) to
+		 * video_fd_daedalus (or video_fd_vpu981 on RK3588 if
+		 * present) by the time we get here; the OUTPUT buffer will
+		 * be queued via that fd and the kernel forwards bytes to
+		 * the daemon as a regular REQ_DECODE.  No-op is the
+		 * correct shape.
+		 *
+		 * When the vpu981-targeted V4L2_CID_STATELESS_AV1_* dispatch
+		 * lands from the av1-iter1 operator branch, replace this
+		 * with av1_set_controls(...).
+		 */
+		break;
+
 	default:
 		return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
 	}