linux-kernel - [PATCH 22/23] mtd: nand: kill layout field

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Date:	Mon,  7 Dec 2015 23:26:17 +0100
From:	Boris Brezillon <boris.brezillon@...e-electrons.com>
To:	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	linux-mtd@...ts.infradead.org
Cc:	Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Ralf Baechle <ralf@...ux-mips.org>, linux-mips@...ux-mips.org,
	Josh Wu <josh.wu@...el.com>,
	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Chen-Yu Tsai <wens@...e.org>, linux-sunxi@...glegroups.com,
	Stefan Agner <stefan@...er.ch>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	punnaiah choudary kalluri <punnaia@...inx.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: [PATCH 22/23] mtd: nand: kill layout field

Signed-off-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
---
 drivers/mtd/nand/nand_base.c | 8 --------
 drivers/mtd/nand/nand_bch.c  | 9 ---------
 include/linux/mtd/nand.h     | 1 -
 3 files changed, 18 deletions(-)

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 6440c5d..85deacb 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -4148,13 +4148,6 @@ int nand_scan_tail(struct mtd_info *mtd)
 	chip->oob_poi = chip->buffers->databuf + mtd->writesize;
 
 	/*
-	 * Set the provided ECC layout. If ecc->layout is NULL, the MTD core
-	 * will just leave mtd->ooblayout to NULL, if it's not NULL, it will
-	 * set ->ooblayout to the default ecclayout wrapper.
-	 */
-	mtd_set_ecclayout(mtd, ecc->layout);
-
-	/*
 	 * If no default placement scheme is given, select an appropriate one.
 	 */
 	if (!mtd->ooblayout && (ecc->mode != NAND_ECC_SOFT_BCH)) {
@@ -4401,7 +4394,6 @@ int nand_scan_tail(struct mtd_info *mtd)
 	mtd->writebufsize = mtd->writesize;
 
 	/* propagate ecc info to mtd_info */
-	mtd_set_ecclayout(mtd, ecc->layout);
 	mtd->ecc_strength = ecc->strength;
 	mtd->ecc_step_size = ecc->size;
 	/*
diff --git a/drivers/mtd/nand/nand_bch.c b/drivers/mtd/nand/nand_bch.c
index 2937b49..3b90643 100644
--- a/drivers/mtd/nand/nand_bch.c
+++ b/drivers/mtd/nand/nand_bch.c
@@ -158,15 +158,6 @@ struct nand_bch_control *nand_bch_init(struct mtd_info *mtd)
 
 	eccsteps = mtd->writesize/eccsize;
 
-	/*
-	 * Rely on the default ecclayout to ooblayout wrapper provided by MTD
-	 * core if ecc.layout is not NULL.
-	 * FIXME: this should be removed when all callers have moved to the
-	 * mtd_ooblayout_ops approach.
-	 */
-	if (nand->ecc.layout)
-		mtd_set_ecclayout(mtd, nand->ecc.layout);
-
 	/* if no ecc placement scheme was provided, build one */
 	if (!mtd->ooblayout) {
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 9ba9daba..f4ba147 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -494,7 +494,6 @@ struct nand_ecc_ctrl {
 	int strength;
 	int prepad;
 	int postpad;
-	struct nand_ecclayout	*layout;
 	void *priv;
 	void (*hwctl)(struct mtd_info *mtd, int mode);
 	int (*calculate)(struct mtd_info *mtd, const uint8_t *dat,
-- 
2.1.4

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