[PATCH 07/39] mtd: nand: denali: transfer OOB only when oob_required is set

[Masahiro Yamada]

Currently, the denali_read_page_raw() always transfers the OOB and
copy the data to chip->oob_poi, ignoring the oob_required argument.
Respect the oob_required argument.

Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
---

 drivers/mtd/nand/denali.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index b2b050b..cbc7f75 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1182,7 +1182,7 @@ static int denali_read_page_raw(struct mtd_info *mtd, 
struct nand_chip *chip,
                BUG();
        }
 
-       setup_ecc_for_xfer(denali, false, true);
+       setup_ecc_for_xfer(denali, false, oob_required ? true : false);
        denali_enable_dma(denali, true);
 
        dma_sync_single_for_device(denali->dev, addr, size, DMA_FROM_DEVICE);
@@ -1198,7 +1198,9 @@ static int denali_read_page_raw(struct mtd_info *mtd, 
struct nand_chip *chip,
        denali_enable_dma(denali, false);
 
        memcpy(buf, denali->buf.buf, mtd->writesize);
-       memcpy(chip->oob_poi, denali->buf.buf + mtd->writesize, mtd->oobsize);
+       if (oob_required)
+               memcpy(chip->oob_poi, denali->buf.buf + mtd->writesize,
+                      mtd->oobsize);
 
        return 0;
 }
-- 
2.7.4