From e0253d083c5c77fa100cdc89680e5bc667d6ef4d Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Mon, 26 Aug 2019 18:46:28 -0400 Subject: drm/amdgpu: Use optimal mtypes and PTE bits for Arcturus MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit For compute VRAM allocations on Arturus use the new RW mtype for non-coherent local memory, CC mtype for coherent local memory and PTE_SNOOPED bit for invalidating non-dirty cache lines on remote XGMI mappings. Signed-off-by: Felix Kuehling Acked-by: Christian König Tested-by: Amber Lin Reviewed-by: Shaoyun Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index e2fb141ff2e5..4fd245438c77 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1592,6 +1592,10 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, } flags &= ~AMDGPU_PTE_VALID; } + if (adev->asic_type == CHIP_ARCTURUS && + !(flags & AMDGPU_PTE_SYSTEM) && + mapping->bo_va->is_xgmi) + flags |= AMDGPU_PTE_SNOOPED; trace_amdgpu_vm_bo_update(mapping); -- cgit v1.2.3