diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 9efa02f59b08..a821e2e37bc6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -576,10 +576,10 @@ out: * * Called by ttm_mem_io_reserve() ultimately via ttm_bo_vm_fault() */ -static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource *mem) +static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, + struct ttm_resource *mem) { struct amdgpu_device *adev = amdgpu_ttm_adev(bdev); - struct drm_mm_node *mm_node = mem->mm_node; size_t bus_size = (size_t)mem->num_pages << PAGE_SHIFT; switch (mem->mem_type) { @@ -593,12 +593,9 @@ static int amdgpu_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resourc /* check if it's visible */ if ((mem->bus.offset + bus_size) > adev->gmc.visible_vram_size) return -EINVAL; - /* Only physically contiguous buffers apply. In a contiguous - * buffer, size of the first mm_node would match the number of - * pages in ttm_resource. - */ + if (adev->mman.aper_base_kaddr && - (mm_node->size == mem->num_pages)) + mem->placement & TTM_PL_FLAG_CONTIGUOUS) mem->bus.addr = (u8 *)adev->mman.aper_base_kaddr + mem->bus.offset; |