ttm_bo_kmap
r = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages, &bo->kmap);
ret = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages,
int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long start_page,
r = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages, &bo->kmap);
ret = ttm_bo_kmap(&bo->tbo, 0, bo->tbo.num_pages,
EXPORT_SYMBOL(ttm_bo_kmap);
ret = ttm_bo_kmap(bo, page, 1, &map);