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authorRohit Hassan Sathyanarayan <rohit.hs@samsung.com>2010-07-23 12:29:25 +0530
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-08-02 09:10:09 +0100
commit42b0aab1cc30b2fa7e0a99b832bd1b5c9b59757d (patch)
tree1040828100cc2075c8edf8a79ed13e0a7d0d13d3 /drivers/mtd/onenand
parent02ed70bb7b2644936959aee617296022dedb109e (diff)
downloadop-kernel-dev-42b0aab1cc30b2fa7e0a99b832bd1b5c9b59757d.zip
op-kernel-dev-42b0aab1cc30b2fa7e0a99b832bd1b5c9b59757d.tar.gz
mtd: onenand:fix for page addr calculation based on device type
Sending the patch for page address calculation based on device type. This resolves the OneNAND DDP device read problem as pointed by Enric. http://lists.infradead.org/pipermail/linux-mtd/2010-July/030920.html Signed-off-by: Rohit HS <rohit.hs@samsung.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/onenand')
-rw-r--r--drivers/mtd/onenand/onenand_base.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 26caf25..f749935 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -377,8 +377,11 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, size_t le
default:
block = onenand_block(this, addr);
- page = (int) (addr - onenand_addr(this, block)) >> this->page_shift;
-
+ if (FLEXONENAND(this))
+ page = (int) (addr - onenand_addr(this, block))>>\
+ this->page_shift;
+ else
+ page = (int) (addr >> this->page_shift);
if (ONENAND_IS_2PLANE(this)) {
/* Make the even block number */
block &= ~1;
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