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drm/amdgpu/powerplay/smu7: fix AVFS handling with custom powerplay table

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[ Upstream commit 901245624c7812b6c95d67177bae850e783b5212 ]

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 2019-11-08 11:15:17 -05:00 • committed by Greg Kroah-Hartman
commit b3a1fb675e
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
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@ -3987,6 +3987,13 @@ 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!",