media: venus: venc: Add support for CLL and Mastering display controls

Create CLL and Mastering display colour volume v4l2 controls for
encoder, add handling of HDR10 PQ SEI packet payloads for v4.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/platform/qcom/venus/core.h

@@ -243,6 +243,8 @@ struct venc_controls {
 
 	u32 base_priority_id;
 	u32 ltr_count;
+	struct v4l2_ctrl_hdr10_cll_info cll;
+	struct v4l2_ctrl_hdr10_mastering_display mastering;
 };
 
 struct venus_buffer {

drivers/media/platform/qcom/venus/hfi_cmds.c

@@ -1219,6 +1219,14 @@ pkt_session_set_property_4xx(struct hfi_session_set_property_pkt *pkt,
 		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*cu);
 		break;
 	}
+	case HFI_PROPERTY_PARAM_VENC_HDR10_PQ_SEI: {
+		struct hfi_hdr10_pq_sei *in = pdata, *hdr10 = prop_data;
+
+		memcpy(hdr10, in, sizeof(*hdr10));
+		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*hdr10);
+		break;
+	}
+
 	case HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE:
 	case HFI_PROPERTY_CONFIG_VDEC_POST_LOOP_DEBLOCKER:
 	case HFI_PROPERTY_PARAM_BUFFER_ALLOC_MODE:

drivers/media/platform/qcom/venus/hfi_helper.h

@@ -513,6 +513,7 @@
 #define HFI_PROPERTY_PARAM_VENC_VPX_ERROR_RESILIENCE_MODE	0x2005029
 #define HFI_PROPERTY_PARAM_VENC_HIER_B_MAX_NUM_ENH_LAYER	0x200502c
 #define HFI_PROPERTY_PARAM_VENC_HIER_P_HYBRID_MODE		0x200502f
+#define HFI_PROPERTY_PARAM_VENC_HDR10_PQ_SEI			0x2005036
 
 /*
  * HFI_PROPERTY_CONFIG_VENC_COMMON_START
@@ -819,6 +820,25 @@ struct hfi_ltr_mark {
 	u32 mark_frame;
 };
 
+struct hfi_mastering_display_colour_sei_payload {
+	u32 display_primaries_x[3];
+	u32 display_primaries_y[3];
+	u32 white_point_x;
+	u32 white_point_y;
+	u32 max_display_mastering_luminance;
+	u32 min_display_mastering_luminance;
+};
+
+struct hfi_content_light_level_sei_payload {
+	u32 max_content_light;
+	u32 max_pic_average_light;
+};
+
+struct hfi_hdr10_pq_sei {
+	struct hfi_mastering_display_colour_sei_payload mastering;
+	struct hfi_content_light_level_sei_payload cll;
+};
+
 struct hfi_framesize {
 	u32 buffer_type;
 	u32 width;

drivers/media/platform/qcom/venus/venc.c

@@ -613,6 +613,35 @@ static int venc_set_properties(struct venus_inst *inst)
 			return ret;
 	}
 
+	if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) {
+		struct hfi_hdr10_pq_sei hdr10;
+		unsigned int c;
+
+		ptype = HFI_PROPERTY_PARAM_VENC_HDR10_PQ_SEI;
+
+		for (c = 0; c < 3; c++) {
+			hdr10.mastering.display_primaries_x[c] =
+				ctr->mastering.display_primaries_x[c];
+			hdr10.mastering.display_primaries_y[c] =
+				ctr->mastering.display_primaries_y[c];
+		}
+
+		hdr10.mastering.white_point_x = ctr->mastering.white_point_x;
+		hdr10.mastering.white_point_y = ctr->mastering.white_point_y;
+		hdr10.mastering.max_display_mastering_luminance =
+			ctr->mastering.max_display_mastering_luminance;
+		hdr10.mastering.min_display_mastering_luminance =
+			ctr->mastering.min_display_mastering_luminance;
+
+		hdr10.cll.max_content_light = ctr->cll.max_content_light_level;
+		hdr10.cll.max_pic_average_light =
+			ctr->cll.max_pic_average_light_level;
+
+		ret = hfi_session_set_property(inst, ptype, &hdr10);
+		if (ret)
+			return ret;
+	}
+
 	if (ctr->num_b_frames) {
 		u32 max_num_b_frames = NUM_B_FRAMES_MAX;
 

drivers/media/platform/qcom/venus/venc_ctrls.c

@@ -313,6 +313,12 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
 		}
 		mutex_unlock(&inst->lock);
 		break;
+	case V4L2_CID_COLORIMETRY_HDR10_CLL_INFO:
+		ctr->cll = *ctrl->p_new.p_hdr10_cll;
+		break;
+	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
+		ctr->mastering = *ctrl->p_new.p_hdr10_mastering;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -328,7 +334,7 @@ int venc_ctrl_init(struct venus_inst *inst)
 {
 	int ret;
 
-	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 55);
+	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 57);
 	if (ret)
 		return ret;
 
@@ -550,6 +556,14 @@ int venc_ctrl_init(struct venus_inst *inst)
 			  V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX, 0,
 			  (MAX_LTR_FRAME_COUNT - 1), 1, 0);
 
+	v4l2_ctrl_new_std_compound(&inst->ctrl_handler, &venc_ctrl_ops,
+				   V4L2_CID_COLORIMETRY_HDR10_CLL_INFO,
+				   v4l2_ctrl_ptr_create(NULL));
+
+	v4l2_ctrl_new_std_compound(&inst->ctrl_handler, &venc_ctrl_ops,
+				   V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY,
+				   v4l2_ctrl_ptr_create(NULL));
+
 	ret = inst->ctrl_handler.error;
 	if (ret)
 		goto err;