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authorHuang Shijie <b32955@freescale.com>2014-01-03 07:01:40 +0400
committerBrian Norris <computersforpeace@gmail.com>2014-03-11 09:42:30 +0400
commite004debdadf1a661dcd24e2a654e56b0a113e29e (patch)
treead23d133afd05c937cd1f4f2e4b4a02c2e0b3f75 /drivers/mtd
parentbb77082fa2584f0855e614e99b5ffd40b9cf4251 (diff)
downloadlinux-e004debdadf1a661dcd24e2a654e56b0a113e29e.tar.xz
mtd: nand: add "page" argument for read_subpage hook
Add the "page" argument for the read_subpage hook. With this argument, the implementation of this hook could prints out more accurate information for debugging. Signed-off-by: Huang Shijie <b32955@freescale.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/nand_base.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 71c5c7a77053..5826da39216e 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -1162,9 +1162,11 @@ static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
* @data_offs: offset of requested data within the page
* @readlen: data length
* @bufpoi: buffer to store read data
+ * @page: page number to read
*/
static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip,
- uint32_t data_offs, uint32_t readlen, uint8_t *bufpoi)
+ uint32_t data_offs, uint32_t readlen, uint8_t *bufpoi,
+ int page)
{
int start_step, end_step, num_steps;
uint32_t *eccpos = chip->ecc.layout->eccpos;
@@ -1540,7 +1542,8 @@ read_retry:
else if (!aligned && NAND_HAS_SUBPAGE_READ(chip) &&
!oob)
ret = chip->ecc.read_subpage(mtd, chip,
- col, bytes, bufpoi);
+ col, bytes, bufpoi,
+ page);
else
ret = chip->ecc.read_page(mtd, chip, bufpoi,
oob_required, page);