diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-5.4/linux-yocto-5.4.2/1023-drm-amd-powerplay-implement-interface-to-retrieve-gp.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-5.4/linux-yocto-5.4.2/1023-drm-amd-powerplay-implement-interface-to-retrieve-gp.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-5.4/linux-yocto-5.4.2/1023-drm-amd-powerplay-implement-interface-to-retrieve-gp.patch b/meta-amd-bsp/recipes-kernel/linux-5.4/linux-yocto-5.4.2/1023-drm-amd-powerplay-implement-interface-to-retrieve-gp.patch new file mode 100644 index 00000000..8ba1b9c2 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-5.4/linux-yocto-5.4.2/1023-drm-amd-powerplay-implement-interface-to-retrieve-gp.patch @@ -0,0 +1,58 @@ +From bf0e71a42e20f6b8492e1123c3ed18e93484199c Mon Sep 17 00:00:00 2001 +From: Xiaomeng Hou <Xiaomeng.Hou@amd.com> +Date: Wed, 4 Dec 2019 13:35:18 +0800 +Subject: [PATCH 1023/1453] drm/amd/powerplay: implement interface to retrieve + gpu temperature for renoir + +add sensor interface of get gpu temperature for debugfs. + +Change-Id: I2499b6652fad6d5d776b6ed4cd5157636583ed39 +Signed-off-by: Xiaomeng Hou <Xiaomeng.Hou@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +--- + drivers/gpu/drm/amd/powerplay/renoir_ppt.c | 22 ++++++++++++++++++++++ + 1 file changed, 22 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c +index b076589c79ef..9befa50eafae 100644 +--- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c +@@ -412,6 +412,24 @@ static int renoir_unforce_dpm_levels(struct smu_context *smu) { + return ret; + } + ++static int renoir_get_gpu_temperature(struct smu_context *smu, uint32_t *value) ++{ ++ int ret = 0; ++ SmuMetrics_t metrics; ++ ++ if (!value) ++ return -EINVAL; ++ ++ ret = renoir_get_metrics_table(smu, &metrics); ++ if (ret) ++ return ret; ++ ++ *value = (metrics.GfxTemperature / 100) * ++ SMU_TEMPERATURE_UNITS_PER_CENTIGRADES; ++ ++ return 0; ++} ++ + static int renoir_get_current_activity_percent(struct smu_context *smu, + enum amd_pp_sensors sensor, + uint32_t *value) +@@ -766,6 +784,10 @@ static int renoir_read_sensor(struct smu_context *smu, + ret = renoir_get_current_activity_percent(smu, sensor, (uint32_t *)data); + *size = 4; + break; ++ case AMDGPU_PP_SENSOR_GPU_TEMP: ++ ret = renoir_get_gpu_temperature(smu, (uint32_t *)data); ++ *size = 4; ++ break; + default: + ret = smu_v12_0_read_sensor(smu, sensor, data, size); + } +-- +2.17.1 + |