drm/amd/powerplay: expose Vega20 realtime memory utilization (1846e3f9) · Commits · 戴 / test

drivers/gpu/drm/amd/include/kgd_pp_interface.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -109,6 +109,7 @@ enum amd_pp_sensors {
		AMDGPU_PP_SENSOR_UVD_DCLK,
		AMDGPU_PP_SENSOR_VCE_ECCLK,
		AMDGPU_PP_SENSOR_GPU_LOAD,
		AMDGPU_PP_SENSOR_MEM_LOAD,
		AMDGPU_PP_SENSOR_GFX_MCLK,
		AMDGPU_PP_SENSOR_GPU_TEMP,
		AMDGPU_PP_SENSOR_EDGE_TEMP = AMDGPU_PP_SENSOR_GPU_TEMP,

+14 −2

Original line number	Diff line number	Diff line
		@@ -2094,6 +2094,7 @@ static int vega20_get_current_clk_freq(struct pp_hwmgr *hwmgr,
		}

		static int vega20_get_current_activity_percent(struct pp_hwmgr *hwmgr,
		int idx,
		uint32_t *activity_percent)
		{
		int ret = 0;
		@@ -2103,7 +2104,17 @@ static int vega20_get_current_activity_percent(struct pp_hwmgr *hwmgr,
		if (ret)
		return ret;

		switch (idx) {
		case AMDGPU_PP_SENSOR_GPU_LOAD:
		*activity_percent = metrics_table.AverageGfxActivity;
		break;
		case AMDGPU_PP_SENSOR_MEM_LOAD:
		*activity_percent = metrics_table.AverageUclkActivity;
		break;
		default:
		pr_err("Invalid index for retrieving clock activity\n");
		return -EINVAL;
		}

		return ret;
		}
		@@ -2134,7 +2145,8 @@ static int vega20_read_sensor(struct pp_hwmgr *hwmgr, int idx,
		*size = 4;
		break;
		case AMDGPU_PP_SENSOR_GPU_LOAD:
		ret = vega20_get_current_activity_percent(hwmgr, (uint32_t *)value);
		case AMDGPU_PP_SENSOR_MEM_LOAD:
		ret = vega20_get_current_activity_percent(hwmgr, idx, (uint32_t *)value);
		if (!ret)
		*size = 4;
		break;