diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1476-drm-amd-powerplay-add-fan-rpm-limit-interface-for-hw.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1476-drm-amd-powerplay-add-fan-rpm-limit-interface-for-hw.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1476-drm-amd-powerplay-add-fan-rpm-limit-interface-for-hw.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1476-drm-amd-powerplay-add-fan-rpm-limit-interface-for-hw.patch new file mode 100644 index 00000000..61896268 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1476-drm-amd-powerplay-add-fan-rpm-limit-interface-for-hw.patch @@ -0,0 +1,47 @@ +From 37bfa53bffda20d78102af0b0a8f369de4eb26e7 Mon Sep 17 00:00:00 2001 +From: Likun Gao <Likun.Gao@amd.com> +Date: Fri, 25 Jan 2019 18:29:31 +0800 +Subject: [PATCH 1476/2940] drm/amd/powerplay: add fan rpm limit interface for + hwmon + +Add fan1_min and fan2_max function for hwmon. + +Signed-off-by: Likun Gao <Likun.Gao@amd.com> +Reviewed-by: Kevin Wang <kevin1.wang@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 10 ++++++++++ + 1 file changed, 10 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +index 48174df19105..8d2531845fd8 100644 +--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c ++++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +@@ -1092,6 +1092,8 @@ static int smu_v11_0_read_sensor(struct smu_context *smu, + enum amd_pp_sensors sensor, + void *data, uint32_t *size) + { ++ struct smu_table_context *table_context = &smu->smu_table; ++ PPTable_t *pptable = table_context->driver_pptable; + int ret = 0; + switch (sensor) { + case AMDGPU_PP_SENSOR_GPU_LOAD: +@@ -1127,6 +1129,14 @@ static int smu_v11_0_read_sensor(struct smu_context *smu, + *(uint32_t *)data = smu_feature_is_enabled(smu, FEATURE_DPM_VCE_BIT) ? 1 : 0; + *size = 4; + break; ++ case AMDGPU_PP_SENSOR_MIN_FAN_RPM: ++ *(uint32_t *)data = 0; ++ *size = 4; ++ break; ++ case AMDGPU_PP_SENSOR_MAX_FAN_RPM: ++ *(uint32_t *)data = pptable->FanMaximumRpm; ++ *size = 4; ++ break; + default: + ret = smu_common_read_sensor(smu, sensor, data, size); + break; +-- +2.17.1 + |