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mtd: onenand:fix for page addr calculation based on device type

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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>
This commit is contained in:
Rohit Hassan Sathyanarayan 2010-07-23 12:29:25 +05:30 • committed by David Woodhouse
parent 02ed70bb7b
commit 42b0aab1cc
1 changed files with 5 additions and 2 deletions

7
drivers/mtd/onenand/onenand_base.c
View file

@ -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;