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Diffstat (limited to 'include/linux/mtd/nand_ecc.h')
-rw-r--r--include/linux/mtd/nand_ecc.h20
1 files changed, 17 insertions, 3 deletions
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index 090da505425d..4d8406c81652 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -1,7 +1,9 @@
/*
* drivers/mtd/nand_ecc.h
*
- * Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
+ * Copyright (C) 2000-2010 Steven J. Hill <sjhill@realitydiluted.com>
+ * David Woodhouse <dwmw2@infradead.org>
+ * Thomas Gleixner <tglx@linutronix.de>
*
* 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
@@ -16,12 +18,24 @@
struct mtd_info;
/*
- * Calculate 3 byte ECC code for 256 byte block
+ * Calculate 3 byte ECC code for eccsize byte block
+ */
+void __nand_calculate_ecc(const u_char *dat, unsigned int eccsize,
+ u_char *ecc_code);
+
+/*
+ * Calculate 3 byte ECC code for 256/512 byte block
*/
int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
/*
- * Detect and correct a 1 bit error for 256 byte block
+ * 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);
+
+/*
+ * 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);