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drm/amd/pm: disable BACO entry/exit completely on several sienna cichlid cards

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To avoid hardware intermittent failures.

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Guchun Chen 2022-09-07 20:31:36 +08:00 committed by Alex Deucher
parent 2edb79a5fb
commit 7c6fb61a40
1 changed files with 11 additions and 0 deletions
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11
drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
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@ -368,6 +368,17 @@ static void sienna_cichlid_check_bxco_support(struct smu_context *smu)
smu_baco->platform_support =
(val & RCC_BIF_STRAP0__STRAP_PX_CAPABLE_MASK) ? true :
false;
/*
* Disable BACO entry/exit completely on below SKUs to
* avoid hardware intermittent failures.
*/
if (((adev->pdev->device == 0x73A1) &&
(adev->pdev->revision == 0x00)) ||
((adev->pdev->device == 0x73BF) &&
(adev->pdev->revision == 0xCF)))
smu_baco->platform_support = false;
}
}