diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4409-drm-amdgpu-powerplay-smu7-fix-AVFS-handling-with-cus.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4409-drm-amdgpu-powerplay-smu7-fix-AVFS-handling-with-cus.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4409-drm-amdgpu-powerplay-smu7-fix-AVFS-handling-with-cus.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4409-drm-amdgpu-powerplay-smu7-fix-AVFS-handling-with-cus.patch new file mode 100644 index 00000000..193572a9 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4409-drm-amdgpu-powerplay-smu7-fix-AVFS-handling-with-cus.patch @@ -0,0 +1,37 @@ +From ae65cef2826c909d5652a4afe102a5075a2f97c8 Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Fri, 8 Nov 2019 11:15:17 -0500 +Subject: [PATCH 4409/4736] drm/amdgpu/powerplay/smu7: 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/smu7_hwmgr.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +index 80bfdf178892..570625efce9d 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +@@ -3968,6 +3968,13 @@ static int smu7_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input) + "Failed to populate and upload SCLK MCLK DPM levels!", + result = tmp_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_smu7_dpm_table |= DPMTABLE_OD_UPDATE_VDDC; ++ + tmp_result = smu7_update_avfs(hwmgr); + PP_ASSERT_WITH_CODE((0 == tmp_result), + "Failed to update avfs voltages!", +-- +2.17.1 + |