struct amdgpu_ttm_tt {
struct ttm_dma_tt ttm;
- struct amdgpu_device *adev;
u64 offset;
uint64_t userptr;
struct mm_struct *usermm;
static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
struct ttm_mem_reg *bo_mem)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev);
struct amdgpu_ttm_tt *gtt = (void*)ttm;
uint64_t flags;
int r = 0;
return 0;
}
- flags = amdgpu_ttm_tt_pte_flags(gtt->adev, ttm, bo_mem);
+ flags = amdgpu_ttm_tt_pte_flags(adev, ttm, bo_mem);
gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;
- r = amdgpu_gart_bind(gtt->adev, gtt->offset, ttm->num_pages,
+ r = amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,
ttm->pages, gtt->ttm.dma_address, flags);
if (r)
static int amdgpu_ttm_backend_unbind(struct ttm_tt *ttm)
{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev);
struct amdgpu_ttm_tt *gtt = (void *)ttm;
int r;
return 0;
/* unbind shouldn't be done for GDS/GWS/OA in ttm_bo_clean_mm */
- r = amdgpu_gart_unbind(gtt->adev, gtt->offset, ttm->num_pages);
+ r = amdgpu_gart_unbind(adev, gtt->offset, ttm->num_pages);
if (r)
DRM_ERROR("failed to unbind %lu pages at 0x%08llX\n",
gtt->ttm.ttm.num_pages, gtt->offset);
return NULL;
}
gtt->ttm.ttm.func = &amdgpu_backend_func;
- gtt->adev = adev;
if (ttm_dma_tt_init(>t->ttm, bdev, size, page_flags)) {
kfree(gtt);
return NULL;