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[PATCH v2 47/51] mtd: nand: vf610: switch to mtd_ooblayout_ops

From Boris Brezillon <boris.brezillon@free-electrons.com>
Newsgroups linux.kernel
Subject [PATCH v2 47/51] mtd: nand: vf610: switch to mtd_ooblayout_ops
Date 2016-02-04 11:20 +0100
Message-ID <qYpb5-7ep-33@gated-at.bofh.it> (permalink)
References <qYp1n-7ay-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Implementing the mtd_ooblayout_ops interface is the new way of exposing
ECC/OOB layout to MTD users.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---
 drivers/mtd/nand/vf610_nfc.c | 34 ++++------------------------------
 1 file changed, 4 insertions(+), 30 deletions(-)

diff --git a/drivers/mtd/nand/vf610_nfc.c b/drivers/mtd/nand/vf610_nfc.c
index 293feb1..da34de1 100644
--- a/drivers/mtd/nand/vf610_nfc.c
+++ b/drivers/mtd/nand/vf610_nfc.c
@@ -175,34 +175,6 @@ static inline struct vf610_nfc *mtd_to_nfc(struct mtd_info *mtd)
 	return container_of(mtd_to_nand(mtd), struct vf610_nfc, chip);
 }
 
-static struct nand_ecclayout vf610_nfc_ecc45 = {
-	.eccbytes = 45,
-	.eccpos = {19, 20, 21, 22, 23,
-		   24, 25, 26, 27, 28, 29, 30, 31,
-		   32, 33, 34, 35, 36, 37, 38, 39,
-		   40, 41, 42, 43, 44, 45, 46, 47,
-		   48, 49, 50, 51, 52, 53, 54, 55,
-		   56, 57, 58, 59, 60, 61, 62, 63},
-	.oobfree = {
-		{.offset = 2,
-		 .length = 17} }
-};
-
-static struct nand_ecclayout vf610_nfc_ecc60 = {
-	.eccbytes = 60,
-	.eccpos = { 4,  5,  6,  7,  8,  9, 10, 11,
-		   12, 13, 14, 15, 16, 17, 18, 19,
-		   20, 21, 22, 23, 24, 25, 26, 27,
-		   28, 29, 30, 31, 32, 33, 34, 35,
-		   36, 37, 38, 39, 40, 41, 42, 43,
-		   44, 45, 46, 47, 48, 49, 50, 51,
-		   52, 53, 54, 55, 56, 57, 58, 59,
-		   60, 61, 62, 63 },
-	.oobfree = {
-		{.offset = 2,
-		 .length = 2} }
-};
-
 static inline u32 vf610_nfc_read(struct vf610_nfc *nfc, uint reg)
 {
 	return readl(nfc->regs + reg);
@@ -781,14 +753,16 @@ static int vf610_nfc_probe(struct platform_device *pdev)
 		if (mtd->oobsize > 64)
 			mtd->oobsize = 64;
 
+		/*
+		 * mtd->ecclayout is not specified here because we're using the
+		 * default large page ECC layout defined in NAND core.
+		 */
 		if (chip->ecc.strength == 32) {
 			nfc->ecc_mode = ECC_60_BYTE;
 			chip->ecc.bytes = 60;
-			chip->ecc.layout = &vf610_nfc_ecc60;
 		} else if (chip->ecc.strength == 24) {
 			nfc->ecc_mode = ECC_45_BYTE;
 			chip->ecc.bytes = 45;
-			chip->ecc.layout = &vf610_nfc_ecc45;
 		} else {
 			dev_err(nfc->dev, "Unsupported ECC strength\n");
 			err = -ENXIO;
-- 
2.1.4

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Thread

[PATCH v2 00/51] mtd: rework ECC layout definition Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:10 +0100
  [PATCH v2 17/51] mtd: onenand: use mtd_set_ecclayout() where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:10 +0100
  [PATCH v2 48/51] mtd: onenand: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:10 +0100
  [PATCH v2 49/51] staging: mt29f_spinand: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:10 +0100
  [PATCH v2 34/51] mtd: nand: fsl_ifc: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 29/51] mtd: nand: davinci: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 26/51] mtd: nand: bf5xx: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 31/51] mtd: nand: diskonchip: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 32/51] mtd: nand: docg4: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 24/51] mtd: nand: jz4740: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 38/51] mtd: nand: jz4780: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 40/51] mtd: nand: mxc: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 35/51] mtd: nand: fsmc: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 47/51] mtd: nand: vf610: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 46/51] mtd: nand: sunxi: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 23/51] mtd: nand: sharpsl: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 50/51] mtd: nand: kill the ecc->layout field Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 39/51] mtd: nand: lpc32xx: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 30/51] mtd: nand: denali: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 33/51] mtd: nand: fsl_elbc: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 44/51] mtd: nand: sh_flctl: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 42/51] mtd: nand: pxa3xx: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 36/51] mtd: nand: gpmi: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 41/51] mtd: nand: omap2: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:20 +0100
  [PATCH v2 25/51] mtd: nand: atmel: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 19/51] mtd: create an mtd_ooblayout_ops struct to ease ECC layout definition Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 02/51] mtd: create an mtd_oobavail() helper and make use of it Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 01/51] mtd: kill the ecclayout->oobavail field Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 28/51] mtd: nand: cafe: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 05/51] mtd: add mtd_ooblayout_xxx() helper functions Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
    Re: [PATCH v2 05/51] mtd: add mtd_ooblayout_xxx() helper functions Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-05 08:40 +0100
    Re: [PATCH v2 05/51] mtd: add mtd_ooblayout_xxx() helper functions Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-05 10:30 +0100
  [PATCH v2 15/51] mtd: use mtd_set_ecclayout() where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 08/51] mtd: nand: atmel: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 18/51] mtd: docg3: use mtd_set_ecclayout() where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
    Re: [PATCH v2 18/51] mtd: docg3: use mtd_set_ecclayout() where appropriate Robert Jarzmik <robert.jarzmik@free.fr> - 2016-02-06 23:00 +0100
  [PATCH v2 14/51] mtd: add mtd_set_ecclayout() helper function Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 27/51] mtd: nand: brcm: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 10/51] mtd: nand: gpmi: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 13/51] mtd: onenand: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 16/51] mtd: nand: use mtd_set_ecclayout() where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 21/51] mtd: nand: implement the default mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 12/51] mtd: nand: omap2: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 11/51] mtd: nand: lpc32xx: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 22/51] mtd: nand: bch: switch to mtd_ooblayout_ops Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:30 +0100
  [PATCH v2 04/51] mtd: nand: simplify nand_bch_init() usage Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:40 +0100
  [PATCH v2 03/51] mtd: mtdswap: remove useless if (!mtd->ecclayout) test Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:40 +0100
  [PATCH v2 06/51] mtd: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:40 +0100
  [PATCH v2 07/51] mtd: nand: core: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:40 +0100
    Re: [PATCH v2 07/51] mtd: nand: core: use mtd_ooblayout_xxx()  helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-05 10:40 +0100
  [PATCH v2 09/51] mtd: nand: fsl_ifc: use mtd_ooblayout_xxx() helpers where appropriate Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-02-04 11:40 +0100

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