drm/amdgpu/pm: add VCN activity for SMU 14.0.2

Wire up the query.

Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c

@@ -756,6 +756,10 @@ static int smu_v14_0_2_get_smu_metrics_data(struct smu_context *smu,
 	case METRICS_AVERAGE_MEMACTIVITY:
 		*value = metrics->AverageUclkActivity;
 		break;
+	case METRICS_AVERAGE_VCNACTIVITY:
+		*value = max(metrics->AverageVcn0ActivityPercentage,
+			     metrics->Vcn1ActivityPercentage);
+		break;
 	case METRICS_AVERAGE_SOCKETPOWER:
 		*value = metrics->AverageSocketPower << 8;
 		break;
@@ -882,6 +886,12 @@ static int smu_v14_0_2_read_sensor(struct smu_context *smu,
 						       (uint32_t *)data);
 		*size = 4;
 		break;
+	case AMDGPU_PP_SENSOR_VCN_LOAD:
+		ret = smu_v14_0_2_get_smu_metrics_data(smu,
+						       METRICS_AVERAGE_VCNACTIVITY,
+						       (uint32_t *)data);
+		*size = 4;
+		break;
 	case AMDGPU_PP_SENSOR_GPU_AVG_POWER:
 		ret = smu_v14_0_2_get_smu_metrics_data(smu,
 						       METRICS_AVERAGE_SOCKETPOWER,