[PATCH] drm/amdgpu: disable RAS bad page feature for specific APU

[Tao Zhou]

The feature is unsupported on specific APU.

Signed-off-by: Tao Zhou <tao.zhou1 at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index dbfc41ddc3c7..d46f216a33b1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -3679,6 +3679,12 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
 
 	amdgpu_ras_init_reserved_vram_size(adev);
 
+	/* bad page feature is unspported on specific APU */
+	if ((adev->gmc.xgmi.connected_to_cpu ||
+	    adev->gmc.is_app_apu) &&
+	    amdgpu_ip_version(adev, UMC_HWIP, 0) == IP_VERSION(12, 0, 0))
+		amdgpu_bad_page_threshold = 0;
+
 	if (amdgpu_ras_fs_init(adev)) {
 		r = -EINVAL;
 		goto release_con;
-- 
2.34.1