Let's make the raw NAND API consistent by patching all helpers and
hooks to take a nand_chip object instead of an mtd_info one or
remove the mtd_info object when both are passed.
Let's tackle all chip->block_xxx() hooks at once.
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
---
drivers/mtd/nand/raw/cafe_nand.c | 2 +-
drivers/mtd/nand/raw/diskonchip.c | 2 +-
drivers/mtd/nand/raw/docg4.c | 6 +++---
drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 6 +++---
drivers/mtd/nand/raw/nand_base.c | 16 ++++++++--------
drivers/mtd/nand/raw/nand_bbt.c | 3 +--
drivers/mtd/nand/raw/qcom_nandc.c | 7 +++----
drivers/mtd/nand/raw/sm_common.c | 3 ++-
include/linux/mtd/rawnand.h | 4 ++--
9 files changed, 24 insertions(+), 25 deletions(-)
diff --git a/drivers/mtd/nand/raw/cafe_nand.c b/drivers/mtd/nand/raw/cafe_nand.c
index e70a47aad538..af6870269f9c 100644
--- a/drivers/mtd/nand/raw/cafe_nand.c
+++ b/drivers/mtd/nand/raw/cafe_nand.c
@@ -546,7 +546,7 @@ static int cafe_nand_write_page_lowlevel(struct nand_chip *chip,
return nand_prog_page_end_op(chip);
}
-static int cafe_nand_block_bad(struct mtd_info *mtd, loff_t ofs)
+static int cafe_nand_block_bad(struct nand_chip *chip, loff_t ofs)
{
return 0;
}
diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c
index 4d7b00d066fe..9cbcf020cabe 100644
--- a/drivers/mtd/nand/raw/diskonchip.c
+++ b/drivers/mtd/nand/raw/diskonchip.c
@@ -777,7 +777,7 @@ static int doc200x_dev_ready(struct mtd_info *mtd)
}
}
-static int doc200x_block_bad(struct mtd_info *mtd, loff_t ofs)
+static int doc200x_block_bad(struct nand_chip *this, loff_t ofs)
{
/* This is our last resort if we couldn't find or create a BBT. Just
pretend all blocks are good. */
diff --git a/drivers/mtd/nand/raw/docg4.c b/drivers/mtd/nand/raw/docg4.c
index 78c1d6fd42b2..9e6255408d49 100644
--- a/drivers/mtd/nand/raw/docg4.c
+++ b/drivers/mtd/nand/raw/docg4.c
@@ -1102,7 +1102,7 @@ static int __init read_factory_bbt(struct mtd_info *mtd)
return 0;
}
-static int docg4_block_markbad(struct mtd_info *mtd, loff_t ofs)
+static int docg4_block_markbad(struct nand_chip *nand, loff_t ofs)
{
/*
* Mark a block as bad. Bad blocks are marked in the oob area of the
@@ -1115,7 +1115,7 @@ static int docg4_block_markbad(struct mtd_info *mtd, loff_t ofs)
int ret, i;
uint8_t *buf;
- struct nand_chip *nand = mtd_to_nand(mtd);
+ struct mtd_info *mtd = nand_to_mtd(nand);
struct docg4_priv *doc = nand_get_controller_data(nand);
struct nand_bbt_descr *bbtd = nand->badblock_pattern;
int page = (int)(ofs >> nand->page_shift);
@@ -1147,7 +1147,7 @@ static int docg4_block_markbad(struct mtd_info *mtd, loff_t ofs)
return ret;
}
-static int docg4_block_neverbad(struct mtd_info *mtd, loff_t ofs)
+static int docg4_block_neverbad(struct nand_chip *nand, loff_t ofs)
{
/* only called when module_param ignore_badblocks is set */
return 0;
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index f5f1aebf0d64..2dce9b62ebe7 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -1542,9 +1542,9 @@ static int gpmi_ecc_write_oob_raw(struct nand_chip *chip, int page)
return gpmi_ecc_write_page_raw(chip, NULL, 1, page);
}
-static int gpmi_block_markbad(struct mtd_info *mtd, loff_t ofs)
+static int gpmi_block_markbad(struct nand_chip *chip, loff_t ofs)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
+ struct mtd_info *mtd = nand_to_mtd(chip);
struct gpmi_nand_data *this = nand_get_controller_data(chip);
int ret = 0;
uint8_t *block_mark;
@@ -1776,7 +1776,7 @@ static int mx23_boot_init(struct gpmi_nand_data *this)
*/
if (block_mark != 0xff) {
dev_dbg(dev, "Transcribing mark in block %u\n", block);
- ret = chip->block_markbad(mtd, byte);
+ ret = chip->block_markbad(chip, byte);
if (ret)
dev_err(dev,
"Failed to mark block bad with ret %d\n",
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 3d3e3c704a5a..add85235497e 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -398,15 +398,15 @@ static void nand_read_buf16(struct nand_chip *chip, uint8_t *buf, int len)
/**
* nand_block_bad - [DEFAULT] Read bad block marker from the chip
- * @mtd: MTD device structure
+ * @chip: NAND chip object
* @ofs: offset from device start
*
* Check, if the block is bad.
*/
-static int nand_block_bad(struct mtd_info *mtd, loff_t ofs)
+static int nand_block_bad(struct nand_chip *chip, loff_t ofs)
{
+ struct mtd_info *mtd = nand_to_mtd(chip);
int page, page_end, res;
- struct nand_chip *chip = mtd_to_nand(mtd);
u8 bad;
if (chip->bbt_options & NAND_BBT_SCANLASTPAGE)
@@ -435,16 +435,16 @@ static int nand_block_bad(struct mtd_info *mtd, loff_t ofs)
/**
* nand_default_block_markbad - [DEFAULT] mark a block bad via bad block marker
- * @mtd: MTD device structure
+ * @chip: NAND chip object
* @ofs: offset from device start
*
* This is the default implementation, which can be overridden by a hardware
* specific driver. It provides the details for writing a bad block marker to a
* block.
*/
-static int nand_default_block_markbad(struct mtd_info *mtd, loff_t ofs)
+static int nand_default_block_markbad(struct nand_chip *chip, loff_t ofs)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
+ struct mtd_info *mtd = nand_to_mtd(chip);
struct mtd_oob_ops ops;
uint8_t buf[2] = { 0, 0 };
int ret = 0, res, i = 0;
@@ -510,7 +510,7 @@ static int nand_block_markbad_lowlevel(struct mtd_info *mtd, loff_t ofs)
/* Write bad block marker to OOB */
nand_get_device(mtd, FL_WRITING);
- ret = chip->block_markbad(mtd, ofs);
+ ret = chip->block_markbad(chip, ofs);
nand_release_device(mtd);
}
@@ -583,7 +583,7 @@ static int nand_block_checkbad(struct mtd_info *mtd, loff_t ofs, int allowbbt)
struct nand_chip *chip = mtd_to_nand(mtd);
if (!chip->bbt)
- return chip->block_bad(mtd, ofs);
+ return chip->block_bad(chip, ofs);
/* Return info from the table */
return nand_isbad_bbt(mtd, ofs, allowbbt);
diff --git a/drivers/mtd/nand/raw/nand_bbt.c b/drivers/mtd/nand/raw/nand_bbt.c
index 39db352f8757..76849a441518 100644
--- a/drivers/mtd/nand/raw/nand_bbt.c
+++ b/drivers/mtd/nand/raw/nand_bbt.c
@@ -683,14 +683,13 @@ static void mark_bbt_block_bad(struct nand_chip *this,
struct nand_bbt_descr *td,
int chip, int block)
{
- struct mtd_info *mtd = nand_to_mtd(this);
loff_t to;
int res;
bbt_mark_entry(this, block, BBT_BLOCK_WORN);
to = (loff_t)block << this->bbt_erase_shift;
- res = this->block_markbad(mtd, to);
+ res = this->block_markbad(this, to);
if (res)
pr_warn("nand_bbt: error %d while marking block %d bad\n",
res, block);
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 626c9ab8c8db..c6eb205e0f76 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -2196,9 +2196,9 @@ static int qcom_nandc_write_oob(struct nand_chip *chip, int page)
return nand_prog_page_end_op(chip);
}
-static int qcom_nandc_block_bad(struct mtd_info *mtd, loff_t ofs)
+static int qcom_nandc_block_bad(struct nand_chip *chip, loff_t ofs)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
+ struct mtd_info *mtd = nand_to_mtd(chip);
struct qcom_nand_host *host = to_qcom_nand_host(chip);
struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
struct nand_ecc_ctrl *ecc = &chip->ecc;
@@ -2234,9 +2234,8 @@ static int qcom_nandc_block_bad(struct mtd_info *mtd, loff_t ofs)
return bad;
}
-static int qcom_nandc_block_markbad(struct mtd_info *mtd, loff_t ofs)
+static int qcom_nandc_block_markbad(struct nand_chip *chip, loff_t ofs)
{
- struct nand_chip *chip = mtd_to_nand(mtd);
struct qcom_nand_host *host = to_qcom_nand_host(chip);
struct qcom_nand_controller *nandc = get_qcom_nand_controller(chip);
struct nand_ecc_ctrl *ecc = &chip->ecc;
diff --git a/drivers/mtd/nand/raw/sm_common.c b/drivers/mtd/nand/raw/sm_common.c
index 02ac6e9b2d16..bf143e0db787 100644
--- a/drivers/mtd/nand/raw/sm_common.c
+++ b/drivers/mtd/nand/raw/sm_common.c
@@ -99,8 +99,9 @@ static const struct mtd_ooblayout_ops oob_sm_small_ops = {
.free = oob_sm_small_ooblayout_free,
};
-static int sm_block_markbad(struct mtd_info *mtd, loff_t ofs)
+static int sm_block_markbad(struct nand_chip *chip, loff_t ofs)
{
+ struct mtd_info *mtd = nand_to_mtd(chip);
struct mtd_oob_ops ops;
struct sm_oob oob;
int ret;
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index 65a25e89b426..0d8e2708e125 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -1288,8 +1288,8 @@ struct nand_chip {
void (*write_buf)(struct nand_chip *chip, const uint8_t *buf, int len);
void (*read_buf)(struct nand_chip *chip, uint8_t *buf, int len);
void (*select_chip)(struct nand_chip *chip, int cs);
- int (*block_bad)(struct mtd_info *mtd, loff_t ofs);
- int (*block_markbad)(struct mtd_info *mtd, loff_t ofs);
+ int (*block_bad)(struct nand_chip *chip, loff_t ofs);
+ int (*block_markbad)(struct nand_chip *chip, loff_t ofs);
void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl);
int (*dev_ready)(struct mtd_info *mtd);
void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column,
--
2.14.1
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[PATCH v2 13/23] mtd: rawnand: Pass a nand_chip object to chip->block_xxx() hooks
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- Subject: [PATCH v2 13/23] mtd: rawnand: Pass a nand_chip object to chip->block_xxx() hooks
- From: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
- Date: Thu, 6 Sep 2018 14:05:25 +0200
- Cc: Andrew Lunn <andrew@xxxxxxx>, Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>, Rich Felker <dalias@xxxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, Tony Lindgren <tony@xxxxxxxxxxx>, linux-mips@xxxxxxxxxxxxxx, Stefan Agner <stefan@xxxxxxxx>, Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>, Mans Rullgard <mans@xxxxxxxxx>, Robert Jarzmik <robert.jarzmik@xxxxxxx>, Jason Cooper <jason@xxxxxxxxxxxxxx>, devel@xxxxxxxxxxxxxxxxxxxx, Maxime Ripard <maxime.ripard@xxxxxxxxxxx>, Maxim Levitsky <maximlevitsky@xxxxxxxxx>, Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>, Aaro Koskinen <aaro.koskinen@xxxxxx>, Gregory Clement <gregory.clement@xxxxxxxxxxx>, linux-sh@xxxxxxxxxxxxxxx, Lukasz Majewski <lukma@xxxxxxx>, Neil Armstrong <narmstrong@xxxxxxxxxxxx>, Marek Vasut <marek.vasut@xxxxxxxxx>, Chen-Yu Tsai <wens@xxxxxxxx>, NXP Linux Team <linux-imx@xxxxxxx>, Sylvain Lemieux <slemieux.tyco@xxxxxxxxx>, Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>, Alexander Clouter <alex@xxxxxxxxxxxxx>, Wan ZongShun <mcuos.com@xxxxxxxxx>, Marc Gonzalez <marc.w.gonzalez@xxxxxxx>, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>, Haojian Zhuang <haojian.zhuang@xxxxxxxxx>, Vladimir Zapolskiy <vz@xxxxxxxxx>, Harvey Hunt <harveyhuntnexus@xxxxxxxxx>, Krzysztof Halasa <khalasa@xxxxxxx>, Kamal Dasu <kdasu.kdev@xxxxxxxxx>, Matthias Brugger <matthias.bgg@xxxxxxxxx>, Han Xu <han.xu@xxxxxxx>, Xiaolei Li <xiaolei.li@xxxxxxxxxxxx>, linux-omap@xxxxxxxxxxxxxxx, Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Brian Norris <computersforpeace@xxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>, Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Fabio Estevam <fabio.estevam@xxxxxxx>, linux-mediatek@xxxxxxxxxxxxxxxxxxx, Imre Kaloz <kaloz@xxxxxxxxxxx>, Shawn Guo <shawnguo@xxxxxxxxxx>, Daniel Mack <daniel@xxxxxxxxxx>
- In-reply-to: <20180906120535.21255-1-boris.brezillon@bootlin.com>
- References: <20180906120535.21255-1-boris.brezillon@bootlin.com>
- References:
- [PATCH v2 00/23] mtd: rawnand: Stop passing mtd_info to drivers
- From: Boris Brezillon
- [PATCH v2 00/23] mtd: rawnand: Stop passing mtd_info to drivers
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