[PATCH] [MTD] onenand/onenand_base.c:Fix for page addr calculation based on device type

[Rohit Hassan Sathyanarayan]

Hi all

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 at samsung.com>
---
drivers/mtd/onenand/onenand_base.c |    7 +++++--
1 file changed, 3 insertions(+)

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;
---