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drm/amdkfd: change MTYPEs for Aldebaran's HW requirement

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Due to changes of HW memory model, we need to change Aldebaran
MTYPEs to meet HW changes.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Huang 2021-04-06 13:19:40 -04:00 committed by Alex Deucher
parent 36c082378c
commit 6890f4cb9a
1 changed files with 5 additions and 8 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
View file

@ -445,22 +445,19 @@ static uint64_t get_pte_flags(struct amdgpu_device *adev, struct kgd_mem *mem)
mapping_flags |= AMDGPU_VM_MTYPE_UC;
} else if (mem->alloc_flags & KFD_IOC_ALLOC_MEM_FLAGS_VRAM) {
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 ?
AMDGPU_VM_MTYPE_UC : AMDGPU_VM_MTYPE_NC;
mapping_flags |= coherent ?
AMDGPU_VM_MTYPE_UC : AMDGPU_VM_MTYPE_NC;
}
break;
default: