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drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table 

[ Upstream commit 53dbc27ad5a93932ff1892a8e4ef266827d74a0f ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alex Deucher 2019-11-07 09:50:18 -05:00 committed by Kaixu Xia
parent 3ec34398e3
commit ca9043520f
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
View File

@ -3691,6 +3691,13 @@ 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);
/*