drm/ttm/ttm_bo_util.c

78  * @dst_iter: A struct ttm_kmap_iter representing the destination resource.
86 		     struct ttm_kmap_iter *dst_iter,
89 	const struct ttm_kmap_iter_ops *dst_ops = dst_iter->ops;
101 			dst_ops->map_local(dst_iter, &dst_map, i);
107 				dst_ops->unmap_local(dst_iter, &dst_map);
113 		dst_ops->map_local(dst_iter, &dst_map, i);
121 			dst_ops->unmap_local(dst_iter, &dst_map);
156 	struct ttm_kmap_iter *dst_iter, *src_iter;
171 	dst_iter = ttm_kmap_iter_linear_io_init(&_dst_iter.io, bdev, dst_mem);
172 	if (PTR_ERR(dst_iter) == -EINVAL && dst_man->use_tt)
173 		dst_iter = ttm_kmap_iter_tt_init(&_dst_iter.tt, bo->ttm);
174 	if (IS_ERR(dst_iter))
175 		return PTR_ERR(dst_iter);
187 		ttm_move_memcpy(clear, PFN_UP(dst_mem->size), dst_iter, src_iter);
194 	if (!dst_iter->ops->maps_tt)