From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pz0-f43.google.com ([209.85.210.43]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SNwX5-00036o-83 for linux-mtd@lists.infradead.org; Sat, 28 Apr 2012 01:33:08 +0000 Received: by mail-pz0-f43.google.com with SMTP id n15so2142415dad.16 for ; Fri, 27 Apr 2012 18:33:07 -0700 (PDT) From: Brian Norris To: Subject: [PATCH v3 09/10] mtd: nand: utilize oob_required parameter Date: Fri, 27 Apr 2012 18:29:53 -0700 Message-Id: <1335576594-25267-10-git-send-email-computersforpeace@gmail.com> In-Reply-To: <1335576594-25267-1-git-send-email-computersforpeace@gmail.com> References: <1335576594-25267-1-git-send-email-computersforpeace@gmail.com> Cc: Brian Norris , David Woodhouse , Artem Bityutskiy List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Don't read/write OOB if the caller doesn't requre it. Signed-off-by: Brian Norris --- drivers/mtd/nand/nand_base.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 13a6355..5b390ae 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -1075,7 +1075,8 @@ static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page) { chip->read_buf(mtd, buf, mtd->writesize); - chip->read_buf(mtd, chip->oob_poi, mtd->oobsize); + if (oob_required) + chip->read_buf(mtd, chip->oob_poi, mtd->oobsize); return 0; } @@ -1934,7 +1935,8 @@ static void nand_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip, const uint8_t *buf, int oob_required) { chip->write_buf(mtd, buf, mtd->writesize); - chip->write_buf(mtd, chip->oob_poi, mtd->oobsize); + if (oob_required) + chip->write_buf(mtd, chip->oob_poi, mtd->oobsize); } /** -- 1.7.5.4.2.g519b1