From bf01e06b32c6cb4b1a08d03434b4559974656669 Mon Sep 17 00:00:00 2001 From: Boris Brezillon Date: Wed, 3 Feb 2016 20:03:30 +0100 Subject: [PATCH] mtd: nand: s3c2410: switch to mtd_ooblayout_ops Implementing the mtd_ooblayout_ops interface is the new way of exposing ECC/OOB layout to MTD users. Signed-off-by: Boris Brezillon --- drivers/mtd/nand/s3c2410.c | 32 +++++++++++++++++++++++++++----- 1 file changed, 27 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c index 86ffb73e1085..4c043db55131 100644 --- a/drivers/mtd/nand/s3c2410.c +++ b/drivers/mtd/nand/s3c2410.c @@ -84,11 +84,33 @@ /* new oob placement block for use with hardware ecc generation */ +static int s3c2410_ooblayout_ecc(struct mtd_info *mtd, int section, + struct mtd_oob_region *oobregion) +{ + if (section) + return -ERANGE; + + oobregion->offset = 0; + oobregion->length = 3; + + return 0; +} + +static int s3c2410_ooblayout_free(struct mtd_info *mtd, int section, + struct mtd_oob_region *oobregion) +{ + if (section) + return -ERANGE; + + oobregion->offset = 8; + oobregion->length = 8; + + return 0; +} -static struct nand_ecclayout nand_hw_eccoob = { - .eccbytes = 3, - .eccpos = {0, 1, 2}, - .oobfree = {{8, 8}} +static const struct mtd_ooblayout_ops s3c2410_ooblayout_ops = { + .ecc = s3c2410_ooblayout_ecc, + .free = s3c2410_ooblayout_free, }; /* controller and mtd information */ @@ -920,7 +942,7 @@ static void s3c2410_nand_update_chip(struct s3c2410_nand_info *info, } else { chip->ecc.size = 512; chip->ecc.bytes = 3; - chip->ecc.layout = &nand_hw_eccoob; + mtd_set_ooblayout(nand_to_mtd(chip), &s3c2410_ooblayout_ops); } } -- 2.20.1