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drm/amd/powerplay: unload mp1 for Arcturus RAS baco reset

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This sequence is recommended by PMFW team for the baco reset
with PMFW reloaded. And it seems able to address the random
failure seen on Arcturus.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: John Clements <John.Clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-03-24 16:22:19 +08:00 committed by Alex Deucher
parent ad36d71b3f
commit 5aaa8fff3a
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@ -1718,6 +1718,12 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
if (ret)
goto out;
if (ras && ras->supported) {
ret = smu_send_smc_msg(smu, SMU_MSG_PrepareMp1ForUnload, NULL);
if (ret)
goto out;
}
/* clear vbios scratch 6 and 7 for coming asic reinit */
WREG32(adev->bios_scratch_reg_offset + 6, 0);
WREG32(adev->bios_scratch_reg_offset + 7, 0);