[PATCH v3 07/10] mtd: IFC NAND: utilize oob_required parameter

[Brian Norris]

Don't read/write OOB if the caller doesn't requre it.

Signed-off-by: Brian Norris <computersforpeace at gmail.com>
---
 drivers/mtd/nand/fsl_ifc_nand.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index a8d1e87..2bbb9d5 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -699,7 +699,8 @@ static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
 	struct fsl_ifc_ctrl *ctrl = priv->ctrl;
 
 	fsl_ifc_read_buf(mtd, buf, mtd->writesize);
-	fsl_ifc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
+	if (oob_required)
+		fsl_ifc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
 
 	if (ctrl->nand_stat & IFC_NAND_EVTER_STAT_ECCER)
 		dev_err(priv->dev, "NAND Flash ECC Uncorrectable Error\n");
@@ -717,7 +718,8 @@ static void fsl_ifc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
 			       const uint8_t *buf, int oob_required)
 {
 	fsl_ifc_write_buf(mtd, buf, mtd->writesize);
-	fsl_ifc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
+	if (oob_required)
+		fsl_ifc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
 }
 
 static int fsl_ifc_chip_init_tail(struct mtd_info *mtd)
-- 
1.7.5.4.2.g519b1