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

[linux-stable] / drivers / gpu / drm / amd / pm / swsmu / smu11 / sienna_cichlid_ppt.c

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index 32bb6b1d95261173df46eaca793d5e34d33d8e53..d13e455c8827ea43f8e6c0c48d2b3d3454a864cb 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -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;
+
        }
 }