diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2009-10-22 16:53:32 +0900 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-11-30 09:32:19 +0000 |
| commit | 1c63aca32903efc219fb9df72bae5344f3e54ed5 (patch) | |
| tree | f3731478a5b163344e55bdf03eef25895d03cdab /include/linux/mtd | |
| parent | 3cf602532c535ec655725e9833378e04c9fd7783 (diff) | |
mtd: Add __nand_calculate_ecc() to NAND ECC functions
Add __nand_calculate_ecc() which does not take struct mtd_info.
The built-in 256/512 software ECC calculation and correction tester
will use it.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Vimal Singh <vimalsingh@ti.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/nand_ecc.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h index 052ea8ca2434..41bc013571d0 100644 --- a/include/linux/mtd/nand_ecc.h +++ b/include/linux/mtd/nand_ecc.h @@ -16,7 +16,13 @@ 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); @@ -27,7 +33,7 @@ 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 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); |