250 int ubi_leb_read(struct ubi_volume_desc *desc, int lnum, char *buf, int offset,
252 int ubi_leb_read_sg(struct ubi_volume_desc *desc, int lnum, struct ubi_sgl *sgl,
254 int ubi_leb_write(struct ubi_volume_desc *desc, int lnum, const void *buf,
256 int ubi_leb_change(struct ubi_volume_desc *desc, int lnum, const void *buf,
258 int ubi_leb_erase(struct ubi_volume_desc *desc, int lnum);
259 int ubi_leb_unmap(struct ubi_volume_desc *desc, int lnum);
260 int ubi_leb_map(struct ubi_volume_desc *desc, int lnum);
261 int ubi_is_mapped(struct ubi_volume_desc *desc, int lnum);
263 int ubi_flush(int ubi_num, int vol_id, int lnum);
269 static inline int ubi_read(struct ubi_volume_desc *desc, int lnum, char *buf,  in ubi_read()  argument
272 	return ubi_leb_read(desc, lnum, buf, offset, len, 0);  in ubi_read()
279 static inline int ubi_read_sg(struct ubi_volume_desc *desc, int lnum,  in ubi_read_sg()  argument
282 	return ubi_leb_read_sg(desc, lnum, sgl, offset, len, 0);  in ubi_read_sg()