diff options
| author | Christian König <christian.koenig@amd.com> | 2018-08-22 16:44:56 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-08-27 15:19:49 -0500 |
| commit | 284dec4317c8e76f45d3ce922f673c80331812f1 (patch) | |
| tree | 52fb2d23d36a9ee30c47142d4e1a4d2c0820fca4 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | 24a8d289d532003a167b8f52f97c50430db76ca3 (diff) | |
drm/amdgpu: enable GTT PD/PT for raven v3
Should work on Vega10 as well, but with an obvious performance hit.
Older APUs can be enabled as well, but will probably be more work.
v2: fix error checking
v3: use more general check
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f17fb3c63f43..25b390dc8636 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -342,6 +342,9 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, list_move(&bo_base->vm_status, &vm->moved); spin_unlock(&vm->moved_lock); } else { + r = amdgpu_ttm_alloc_gart(&bo->tbo); + if (r) + break; list_move(&bo_base->vm_status, &vm->relocated); } } @@ -417,6 +420,10 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, if (r) goto error; + r = amdgpu_ttm_alloc_gart(&bo->tbo); + if (r) + return r; + r = amdgpu_job_alloc_with_ib(adev, 64, &job); if (r) goto error; @@ -482,7 +489,12 @@ 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; - bp->flags = AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; + 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; if (vm->use_cpu_for_update) bp->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; else |