drm/amdgpu: Set VM_L2_CNTL.PDE_FAULT_CLASSIFICATION to 0 for MMHUB 9.4

Should be set to 0 for mmhub 9.4.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
index 7f79fa4..6b7cdaa 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -195,7 +195,7 @@ static void mmhub_v9_4_init_cache_regs(struct amdgpu_device *adev, int hubid)
        tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
                            L2_PDE0_CACHE_TAG_GENERATION_MODE, 0);
        tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
-                           PDE_FAULT_CLASSIFICATION, 1);
+                           PDE_FAULT_CLASSIFICATION, 0);
        tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,
                            CONTEXT1_IDENTITY_ACCESS_MODE, 1);
        tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_CNTL,