linux-kernel - [PATCH v3 09/12] mtd: spinand: micron: prepare for generalizing driver

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Date:   Mon, 3 Jun 2019 12:43:38 +0000
From:   "Shivamurthy Shastri (sshivamurthy)" <sshivamurthy@...ron.com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        Marek Vasut <marek.vasut@...il.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        Yixun Lan <yixun.lan@...ogic.com>,
        Lucas Stach <dev@...xeye.de>,
        Anders Roxell <anders.roxell@...aro.org>,
        Stefan Agner <stefan@...er.ch>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        "Bean Huo (beanhuo)" <beanhuo@...ron.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Chuanhong Guo <gch981213@...il.com>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 09/12] mtd: spinand: micron: prepare for generalizing
 driver

>From 654f8acf5d0724fda54c352cc91b0ab576dff928 Mon Sep 17 00:00:00 2001
From: Shivamurthy Shastri <sshivamurthy@...ron.com>
Date: Tue, 7 May 2019 15:19:22 +0200
Subject: [PATCH 09/12] mtd: spinand: micron: prepare for generalizing driver

Generalize OOB layout structure and function names.

Signed-off-by: Shivamurthy Shastri <sshivamurthy@...ron.com>
---
 drivers/mtd/nand/spi/micron.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/mtd/nand/spi/micron.c b/drivers/mtd/nand/spi/micron.c
index 7d7b1f7fcf71..95bc5264ebc1 100644
--- a/drivers/mtd/nand/spi/micron.c
+++ b/drivers/mtd/nand/spi/micron.c
@@ -34,38 +34,38 @@ static SPINAND_OP_VARIANTS(update_cache_variants,
 		SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
 		SPINAND_PROG_LOAD(false, 0, NULL, 0));
 
-static int mt29f2g01abagd_ooblayout_ecc(struct mtd_info *mtd, int section,
-					struct mtd_oob_region *region)
+static int micron_ooblayout_ecc(struct mtd_info *mtd, int section,
+				struct mtd_oob_region *region)
 {
 	if (section)
 		return -ERANGE;
 
-	region->offset = 64;
-	region->length = 64;
+	region->offset = mtd->oobsize / 2;
+	region->length = mtd->oobsize / 2;
 
 	return 0;
 }
 
-static int mt29f2g01abagd_ooblayout_free(struct mtd_info *mtd, int section,
-					 struct mtd_oob_region *region)
+static int micron_ooblayout_free(struct mtd_info *mtd, int section,
+				 struct mtd_oob_region *region)
 {
 	if (section)
 		return -ERANGE;
 
 	/* Reserve 2 bytes for the BBM. */
 	region->offset = 2;
-	region->length = 62;
+	region->length = (mtd->oobsize / 2) - 2;
 
 	return 0;
 }
 
-static const struct mtd_ooblayout_ops mt29f2g01abagd_ooblayout = {
-	.ecc = mt29f2g01abagd_ooblayout_ecc,
-	.free = mt29f2g01abagd_ooblayout_free,
+static const struct mtd_ooblayout_ops micron_ooblayout_ops = {
+	.ecc = micron_ooblayout_ecc,
+	.free = micron_ooblayout_free,
 };
 
-static int mt29f2g01abagd_ecc_get_status(struct spinand_device *spinand,
-					 u8 status)
+static int micron_ecc_get_status(struct spinand_device *spinand,
+				 u8 status)
 {
 	switch (status & MICRON_STATUS_ECC_MASK) {
 	case STATUS_ECC_NO_BITFLIPS:
@@ -98,8 +98,8 @@ static const struct spinand_info micron_spinand_table[] = {
 					      &write_cache_variants,
 					      &update_cache_variants),
 		     0,
-		     SPINAND_ECCINFO(&mt29f2g01abagd_ooblayout,
-				     mt29f2g01abagd_ecc_get_status)),
+		     SPINAND_ECCINFO(&micron_ooblayout_ops,
+				     micron_ecc_get_status)),
 };
 
 static int micron_spinand_detect(struct spinand_device *spinand)
-- 
2.17.1