From: Evan Quan <evan.quan@amd.com>
Date: Fri, 13 Aug 2021 07:09:00 +0000 (+0800)
Subject: drm/amdgpu: disable BACO support for 699F:C7 polaris12 SKU temporarily
X-Git-Tag: v5.15~303^2~10^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=42447deb883903b1b760e71448023fe4cc4415c3;p=platform%2Fkernel%2Flinux-starfive.git

drm/amdgpu: disable BACO support for 699F:C7 polaris12 SKU temporarily

We have a S3 issue on that SKU with BACO enabled. Will bring back this
when that root caused.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index fe9a7cc..42a35d95 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -904,7 +904,14 @@ static bool vi_asic_supports_baco(struct amdgpu_device *adev)
 	case CHIP_POLARIS11:
 	case CHIP_POLARIS12:
 	case CHIP_TOPAZ:
-		return amdgpu_dpm_is_baco_supported(adev);
+		/* Disable BACO support for the specific polaris12 SKU temporarily */
+		if ((adev->pdev->device == 0x699F) &&
+		     (adev->pdev->revision == 0xC7) &&
+		     (adev->pdev->subsystem_vendor == 0x1028) &&
+		     (adev->pdev->subsystem_device == 0x0039))
+			return false;
+		else
+			return amdgpu_dpm_is_baco_supported(adev);
 	default:
 		return false;
 	}