mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-27 19:29:37 +00:00
![Thomas Gleixner](/assets/img/avatar_default.png)
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
39 lines
1 KiB
C
39 lines
1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (C) 2000-2010 Steven J. Hill <sjhill@realitydiluted.com>
|
|
* David Woodhouse <dwmw2@infradead.org>
|
|
* Thomas Gleixner <tglx@linutronix.de>
|
|
*
|
|
* This file is the header for the ECC algorithm.
|
|
*/
|
|
|
|
#ifndef __MTD_NAND_ECC_H__
|
|
#define __MTD_NAND_ECC_H__
|
|
|
|
struct nand_chip;
|
|
|
|
/*
|
|
* Calculate 3 byte ECC code for eccsize byte block
|
|
*/
|
|
void __nand_calculate_ecc(const u_char *dat, unsigned int eccsize,
|
|
u_char *ecc_code, bool sm_order);
|
|
|
|
/*
|
|
* Calculate 3 byte ECC code for 256/512 byte block
|
|
*/
|
|
int nand_calculate_ecc(struct nand_chip *chip, const u_char *dat,
|
|
u_char *ecc_code);
|
|
|
|
/*
|
|
* Detect and correct a 1 bit error for eccsize byte block
|
|
*/
|
|
int __nand_correct_data(u_char *dat, u_char *read_ecc, u_char *calc_ecc,
|
|
unsigned int eccsize, bool sm_order);
|
|
|
|
/*
|
|
* Detect and correct a 1 bit error for 256/512 byte block
|
|
*/
|
|
int nand_correct_data(struct nand_chip *chip, u_char *dat, u_char *read_ecc,
|
|
u_char *calc_ecc);
|
|
|
|
#endif /* __MTD_NAND_ECC_H__ */
|