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authorSascha Hauer <s.hauer@pengutronix.de>2020-11-10 15:07:38 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2020-11-10 15:07:38 +0100
commit7b1d8b4b3561c043a79d5933a7c1eb9266dc328d (patch)
tree9c398aa20e22763a239d11eecf6fb4c1d06d4c97 /include/linux/mtd/nand_ecc.h
parent0b0eada569b198aa3882cfec5874bc35a8a0fa14 (diff)
parent4db0f1c3dbe6173fdf91cbeb83e250719332c6a3 (diff)
downloadbarebox-7b1d8b4b3561c043a79d5933a7c1eb9266dc328d.tar.gz
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Merge branch 'for-next/mtd-nand'
Diffstat (limited to 'include/linux/mtd/nand_ecc.h')
-rw-r--r--include/linux/mtd/nand_ecc.h37
1 files changed, 23 insertions, 14 deletions
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index 12c5bc342e..d423916b94 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -1,13 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * drivers/mtd/nand_ecc.h
- *
- * Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
- *
- * $Id: nand_ecc.h,v 1.4 2004/06/17 02:35:02 dbrown Exp $
- *
- * 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.
+ * 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.
*/
@@ -15,16 +10,30 @@
#ifndef __MTD_NAND_ECC_H__
#define __MTD_NAND_ECC_H__
-struct mtd_info;
+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);
/*
- * Calculate 3 byte ECC code for 256 byte block
+ * Detect and correct a 1 bit error for eccsize byte block
*/
-int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
+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 byte block
+ * Detect and correct a 1 bit error for 256/512 byte block
*/
-int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
+int nand_correct_data(struct nand_chip *chip, u_char *dat, u_char *read_ecc,
+ u_char *calc_ecc);
#endif /* __MTD_NAND_ECC_H__ */