diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2359-drm-amd-powerplay-add-function-get_fan_speed_percent.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2359-drm-amd-powerplay-add-function-get_fan_speed_percent.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2359-drm-amd-powerplay-add-function-get_fan_speed_percent.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2359-drm-amd-powerplay-add-function-get_fan_speed_percent.patch new file mode 100644 index 00000000..4329c943 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2359-drm-amd-powerplay-add-function-get_fan_speed_percent.patch @@ -0,0 +1,55 @@ +From a499d71d6d40d61ebece87bfc87729440518bc5d Mon Sep 17 00:00:00 2001 +From: Kevin Wang <kevin1.wang@amd.com> +Date: Tue, 23 Apr 2019 13:14:15 +0800 +Subject: [PATCH 2359/2940] drm/amd/powerplay: add function + get_fan_speed_percent for navi10 + +add callback function get_fan_speed_percent for navi10 asic + +Signed-off-by: Kevin Wang <kevin1.wang@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 19 +++++++++++++++++++ + 1 file changed, 19 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +index fd796322fe35..1219a68e56f2 100644 +--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +@@ -819,6 +819,24 @@ static int navi10_set_thermal_fan_table(struct smu_context *smu) + return ret; + } + ++static int navi10_get_fan_speed_percent(struct smu_context *smu, ++ uint32_t *speed) ++{ ++ int ret = 0; ++ uint32_t percent = 0; ++ uint32_t current_rpm; ++ PPTable_t *pptable = smu->smu_table.driver_pptable; ++ ++ ret = smu_get_current_rpm(smu, ¤t_rpm); ++ if (ret) ++ return ret; ++ ++ percent = current_rpm * 100 / pptable->FanMaximumRpm; ++ *speed = percent > 100 ? 100 : percent; ++ ++ return ret; ++} ++ + static const struct pptable_funcs navi10_ppt_funcs = { + .tables_init = navi10_tables_init, + .alloc_dpm_context = navi10_allocate_dpm_context, +@@ -846,6 +864,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { + .get_current_activity_percent = navi10_get_current_activity_percent, + .is_dpm_running = navi10_is_dpm_running, + .set_thermal_fan_table = navi10_set_thermal_fan_table, ++ .get_fan_speed_percent = navi10_get_fan_speed_percent, + }; + + void navi10_set_ppt_funcs(struct smu_context *smu) +-- +2.17.1 + |