2 * drivers/mtd/nand_ecc.h
4 * Copyright (C) 2000-2010 Steven J. Hill <sjhill@realitydiluted.com>
5 * David Woodhouse <dwmw2@infradead.org>
6 * Thomas Gleixner <tglx@linutronix.de>
8 * SPDX-License-Identifier: GPL-2.0
10 * This file is the header for the ECC algorithm.
13 #ifndef __MTD_NAND_ECC_H__
14 #define __MTD_NAND_ECC_H__
19 * Calculate 3 byte ECC code for 256 byte block
21 int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
24 * Detect and correct a 1 bit error for 256 byte block
26 int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
28 #endif /* __MTD_NAND_ECC_H__ */