diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4405-drm-amdgpu-powerplay-fix-AVFS-handling-with-custom-p.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4405-drm-amdgpu-powerplay-fix-AVFS-handling-with-custom-p.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4405-drm-amdgpu-powerplay-fix-AVFS-handling-with-custom-p.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4405-drm-amdgpu-powerplay-fix-AVFS-handling-with-custom-p.patch new file mode 100644 index 00000000..eda0baf2 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4405-drm-amdgpu-powerplay-fix-AVFS-handling-with-custom-p.patch @@ -0,0 +1,37 @@ +From 4c9392cb5170440181dddc15d057ef54dd416735 Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Thu, 7 Nov 2019 09:50:18 -0500 +Subject: [PATCH 4405/4736] drm/amdgpu/powerplay: fix AVFS handling with custom + powerplay table + +When a custom powerplay table is provided, we need to update +the OD VDDC flag to avoid AVFS being enabled when it shouldn't be. + +Bug: https://bugzilla.kernel.org/show_bug.cgi?id=205393 +Reviewed-by: Evan Quan <evan.quan@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +index 8d933cb7e451..1f82c1f91247 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +@@ -3688,6 +3688,13 @@ static int vega10_set_power_state_tasks(struct pp_hwmgr *hwmgr, + PP_ASSERT_WITH_CODE(!result, + "Failed to upload PPtable!", return result); + ++ /* ++ * If a custom pp table is loaded, set DPMTABLE_OD_UPDATE_VDDC flag. ++ * That effectively disables AVFS feature. ++ */ ++ if(hwmgr->hardcode_pp_table != NULL) ++ data->need_update_dpm_table |= DPMTABLE_OD_UPDATE_VDDC; ++ + vega10_update_avfs(hwmgr); + + /* +-- +2.17.1 + |