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authorRon Lee <ron@debian.org>2014-04-25 15:01:35 +0930
committerBrian Norris <computersforpeace@gmail.com>2014-05-20 17:49:03 -0700
commit4007e2d175cc83ea728b757e49155826b32fbff8 (patch)
treed9b42f539710693d5d303aed8f660a18919ebf51 /drivers/mtd
parent96ba9dd65788a0bd2a7d1e57ec78b7642f0ccc25 (diff)
NAND_ECC_SOFT_BCH can support subpage reads too
Signed-off-by: Ron Lee <ron@debian.org> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/nand_base.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 1b844b8c621f..0c1593be69e3 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -4047,8 +4047,16 @@ int nand_scan_tail(struct mtd_info *mtd)
chip->pagebuf = -1;
/* Large page NAND with SOFT_ECC should support subpage reads */
- if ((ecc->mode == NAND_ECC_SOFT) && (chip->page_shift > 9))
- chip->options |= NAND_SUBPAGE_READ;
+ switch (ecc->mode) {
+ case NAND_ECC_SOFT:
+ case NAND_ECC_SOFT_BCH:
+ if (chip->page_shift > 9)
+ chip->options |= NAND_SUBPAGE_READ;
+ break;
+
+ default:
+ break;
+ }
/* Fill in remaining MTD driver data */
mtd->type = nand_is_slc(chip) ? MTD_NANDFLASH : MTD_MLCNANDFLASH;