drm/amdgpu/swsmu: implement voltage metrics for RENOIR (61426114) · Commits · 戴 / test

drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c

+29 −0

Original line number	Diff line number	Diff line
		@@ -616,6 +616,27 @@ static int renoir_get_current_activity_percent(struct smu_context *smu,
		return 0;
		}

		static int renoir_get_vddc(struct smu_context smu, uint32_t value,
		unsigned int index)
		{
		int ret = 0;
		SmuMetrics_t metrics;

		if (index >= 2)
		return -EINVAL;

		if (!value)
		return -EINVAL;

		ret = smu_cmn_get_metrics_table(smu, &metrics, false);
		if (ret)
		return ret;

		*value = metrics.Voltage[index];

		return 0;
		}

		/**
		* This interface get dpm clock table for dc
		*/
		@@ -952,6 +973,14 @@ static int renoir_read_sensor(struct smu_context *smu,
		(uint32_t )data *= 100;
		*size = 4;
		break;
		case AMDGPU_PP_SENSOR_VDDGFX:
		ret = renoir_get_vddc(smu, (uint32_t *)data, 0);
		*size = 4;
		break;
		case AMDGPU_PP_SENSOR_VDDNB:
		ret = renoir_get_vddc(smu, (uint32_t *)data, 1);
		*size = 4;
		break;
		default:
		ret = -EOPNOTSUPP;
		break;