147 * @from offset to read from
150 int rt_mtd_read(rt_mtd_t *mtd, loff_t from, uint8_t *buf, size_t len)  in rt_mtd_read()  argument
155     if (from < 0 || from >= (loff_t)mtd->size || len > mtd->size - from)  in rt_mtd_read()
162     ret = mtd->ops->read(mtd->master, from + mtd->offset, &desc);  in rt_mtd_read()
172 * @to offset to write from
199 * @from offset to read from
203 int rt_mtd_read_oob(rt_mtd_t *mtd, loff_t from, struct mtd_io_desc *desc)  in rt_mtd_read_oob()  argument
208     if (from < 0 || from >= (loff_t)mtd->size)  in rt_mtd_read_oob()
211     if (desc->datbuf && (desc->datlen > (mtd->size - from)))  in rt_mtd_read_oob()
214     return mtd->ops->read(mtd->master, from + mtd->offset, desc);  in rt_mtd_read_oob()
220 * @to offset to read from