From: Ron <ron@debian.org>
To: David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
linux-mtd@lists.infradead.org
Subject: [PATCH] NAND_ECC_SOFT_BCH can support subpage reads too
Date: Fri, 25 Apr 2014 15:01:35 +0930 [thread overview]
Message-ID: <1398403895-5176-1-git-send-email-ron@debian.org> (raw)
Signed-off-by: Ron Lee <ron@debian.org>
---
drivers/mtd/nand/nand_base.c | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 9d01c4d..7f5b814 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -4023,8 +4023,16 @@ 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;
--
1.7.2.5
next reply other threads:[~2014-04-25 5:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-25 5:31 Ron [this message]
2014-05-21 0:51 ` [PATCH] NAND_ECC_SOFT_BCH can support subpage reads too Brian Norris
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