From: Philip Yang <philip.y...@amd.com>
Due to changes of HW memory model, we need to change Aldebaran MTYPEs to
meet HW changes.
Change-Id: I0b566ccd1d406abe93ee84da91216794fc650ed4
Signed-off-by: Philip Yang <philip.y...@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehl...@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index e8a21ed3a361..a66d0a9dbd7d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -1066,21 +1066,18 @@ svm_range_get_pte_flags(struct amdgpu_device *adev,
struct svm_range *prange)
case CHIP_ALDEBARAN:
if (prange->svm_bo && prange->mm_nodes) {
if (bo_adev == adev) {
- mapping_flags |= AMDGPU_VM_MTYPE_RW;
+ mapping_flags |= coherent ?
+ AMDGPU_VM_MTYPE_CC : AMDGPU_VM_MTYPE_RW;
if (adev->gmc.xgmi.connected_to_cpu)
snoop = true;
} else {
- mapping_flags |= AMDGPU_VM_MTYPE_NC;
+ mapping_flags |= AMDGPU_VM_MTYPE_UC;
if (amdgpu_xgmi_same_hive(adev, bo_adev))
snoop = true;
}
} else {
snoop = true;
- if (adev->gmc.xgmi.connected_to_cpu)
- /* system memory uses NC on A+A */
- mapping_flags |= AMDGPU_VM_MTYPE_NC;
- else
- mapping_flags |= coherent ?
+ mapping_flags |= coherent ?
AMDGPU_VM_MTYPE_UC : AMDGPU_VM_MTYPE_NC;
}
break;
--
2.17.1
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