media: venus: vdec: Add support for conceal control

Adds support for decoder conceal color control.
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

@@ -174,6 +174,7 @@ struct vdec_controls {
 	u32 level;
 	u32 display_delay;
 	u32 display_delay_enable;
+	u64 conceal_color;
 };
 
 struct venc_controls {

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

@@ -760,7 +760,9 @@ static int pkt_session_set_property_1x(struct hfi_session_set_property_pkt *pkt,
 		struct hfi_conceal_color *color = prop_data;
 		u32 *in = pdata;
 
-		color->conceal_color = *in;
+		color->conceal_color = *in & 0xff;
+		color->conceal_color |= ((*in >> 10) & 0xff) << 8;
+		color->conceal_color |= ((*in >> 20) & 0xff) << 16;
 		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*color);
 		break;
 	}
@@ -1255,7 +1257,19 @@ pkt_session_set_property_6xx(struct hfi_session_set_property_pkt *pkt,
 		cq->frame_quality = in->frame_quality;
 		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*cq);
 		break;
-	} default:
+	}
+	case HFI_PROPERTY_PARAM_VDEC_CONCEAL_COLOR: {
+		struct hfi_conceal_color_v4 *color = prop_data;
+		u32 *in = pdata;
+
+		color->conceal_color_8bit = *in & 0xff;
+		color->conceal_color_8bit |= ((*in >> 10) & 0xff) << 8;
+		color->conceal_color_8bit |= ((*in >> 20) & 0xff) << 16;
+		color->conceal_color_10bit = *in;
+		pkt->shdr.hdr.size += sizeof(u32) + sizeof(*color);
+		break;
+	}
+	default:
 		return pkt_session_set_property_4xx(pkt, cookie, ptype, pdata);
 	}
 

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

@@ -685,10 +685,20 @@ struct hfi_vc1e_perf_cfg_type {
 	u32 search_range_y_subsampled[3];
 };
 
+/*
+ * 0 - 7bit -> Luma (def: 16)
+ * 8 - 15bit -> Chroma (def: 128)
+ * format is valid up to v4
+ */
 struct hfi_conceal_color {
 	u32 conceal_color;
 };
 
+struct hfi_conceal_color_v4 {
+	u32 conceal_color_8bit;
+	u32 conceal_color_10bit;
+};
+
 struct hfi_intra_period {
 	u32 pframes;
 	u32 bframes;

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

@@ -620,7 +620,7 @@ static int vdec_set_properties(struct venus_inst *inst)
 {
 	struct vdec_controls *ctr = &inst->controls.dec;
 	struct hfi_enable en = { .enable = 1 };
-	u32 ptype, decode_order;
+	u32 ptype, decode_order, conceal;
 	int ret;
 
 	if (ctr->post_loop_deb_mode) {
@@ -638,6 +638,15 @@ static int vdec_set_properties(struct venus_inst *inst)
 			return ret;
 	}
 
+	ptype = HFI_PROPERTY_PARAM_VDEC_CONCEAL_COLOR;
+	conceal = ctr->conceal_color & 0xffff;
+	conceal |= ((ctr->conceal_color >> 16) & 0xffff) << 10;
+	conceal |= ((ctr->conceal_color >> 32) & 0xffff) << 20;
+
+	ret = hfi_session_set_property(inst, ptype, &conceal);
+	if (ret)
+		return ret;
+
 	return 0;
 }
 

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

@@ -36,6 +36,9 @@ static int vdec_op_s_ctrl(struct v4l2_ctrl *ctrl)
 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE:
 		ctr->display_delay_enable = ctrl->val;
 		break;
+	case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR:
+		ctr->conceal_color = *ctrl->p_new.p_s64;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -95,7 +98,7 @@ int vdec_ctrl_init(struct venus_inst *inst)
 	struct v4l2_ctrl *ctrl;
 	int ret;
 
-	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 11);
+	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 12);
 	if (ret)
 		return ret;
 
@@ -172,6 +175,10 @@ int vdec_ctrl_init(struct venus_inst *inst)
 			  V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE,
 			  0, 1, 1, 0);
 
+	v4l2_ctrl_new_std(&inst->ctrl_handler, &vdec_ctrl_ops,
+			  V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR, 0,
+			  0xffffffffffffLL, 1, 0x8000800010LL);
+
 	ret = inst->ctrl_handler.error;
 	if (ret) {
 		v4l2_ctrl_handler_free(&inst->ctrl_handler);