drm/amdgpu: disable system memory page tables for now

[ Upstream commit 1c1eba86339c8517814863bc7dd21e2661a84e77 ]

We hit a problem with IOMMU with that. Disable until we have time to
debug further.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 0877ff9a959445ad77a263f2ba1105ec5e795822..8c9abaa7601a7c7aaa9e0b39ebf75ef7e7297c15 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -850,9 +850,6 @@ static void amdgpu_vm_bo_param(struct amdgpu_device *adev, struct amdgpu_vm *vm,
        bp->size = amdgpu_vm_bo_size(adev, level);
        bp->byte_align = AMDGPU_GPU_PAGE_SIZE;
        bp->domain = AMDGPU_GEM_DOMAIN_VRAM;
-       if (bp->size <= PAGE_SIZE && adev->asic_type >= CHIP_VEGA10 &&
-           adev->flags & AMD_IS_APU)
-               bp->domain |= AMDGPU_GEM_DOMAIN_GTT;
        bp->domain = amdgpu_bo_get_preferred_pin_domain(adev, bp->domain);
        bp->flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS |
                AMDGPU_GEM_CREATE_CPU_GTT_USWC;