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mtd: rawnand: Deprecate ->{read, write}_{byte, buf}() hooks

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All those hooks have been replaced by ->exec_op(). Move them to the
nand_legacy struct.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Boris Brezillon
2018-09-07 00:38:35 +02:00
committed by Miquel Raynal
parent 82fc509974
commit 716bbbabcc
42 changed files with 200 additions and 200 deletions
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21
include/linux/mtd/rawnand.h
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@@ -1176,6 +1176,10 @@ int nand_op_parser_exec_op(struct nand_chip *chip,
* struct nand_legacy - NAND chip legacy fields/hooks
* @IO_ADDR_R: address to read the 8 I/O lines of the flash device
* @IO_ADDR_W: address to write the 8 I/O lines of the flash device
* @read_byte: read one byte from the chip
* @write_byte: write a single byte to the chip on the low 8 I/O lines
* @write_buf: write data from the buffer to the chip
* @read_buf: read data from the chip into the buffer
*
* If you look at this structure you're already wrong. These fields/hooks are
* all deprecated.
@@ -1183,6 +1187,10 @@ int nand_op_parser_exec_op(struct nand_chip *chip,
struct nand_legacy {
void __iomem *IO_ADDR_R;
void __iomem *IO_ADDR_W;
u8 (*read_byte)(struct nand_chip *chip);
void (*write_byte)(struct nand_chip *chip, u8 byte);
void (*write_buf)(struct nand_chip *chip, const u8 *buf, int len);
void (*read_buf)(struct nand_chip *chip, u8 *buf, int len);
};
/**
@@ -1193,11 +1201,6 @@ struct nand_legacy {
* you're modifying an existing driver that is using those
* fields/hooks, you should consider reworking the driver
* avoid using them.
* @read_byte: [REPLACEABLE] read one byte from the chip
* @write_byte: [REPLACEABLE] write a single byte to the chip on the
* low 8 I/O lines
* @write_buf: [REPLACEABLE] write data from the buffer to the chip
* @read_buf: [REPLACEABLE] read data from the chip into the buffer
* @select_chip: [REPLACEABLE] select chip nr
* @block_bad: [REPLACEABLE] check if a block is bad, using OOB markers
* @block_markbad: [REPLACEABLE] mark a block bad
@@ -1213,8 +1216,8 @@ struct nand_legacy {
* ready.
* @exec_op: controller specific method to execute NAND operations.
* This method replaces ->cmdfunc(),
* ->{read,write}_{buf,byte,word}(), ->dev_ready() and
* ->waifunc().
* ->legacy.{read,write}_{buf,byte,word}(), ->dev_ready()
* and ->waifunc().
* @setup_read_retry: [FLASHSPECIFIC] flash (vendor) specific function for
* setting the read-retry mode. Mostly needed for MLC NAND.
* @ecc: [BOARDSPECIFIC] ECC control structure
@@ -1297,10 +1300,6 @@ struct nand_chip {
struct nand_legacy legacy;
uint8_t (*read_byte)(struct nand_chip *chip);
void (*write_byte)(struct nand_chip *chip, uint8_t byte);
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 nand_chip *chip, loff_t ofs);
int (*block_markbad)(struct nand_chip *chip, loff_t ofs);