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mtd: nand: Drop the ->errstat() hook

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The ->errstat() hook is no longer implemented NAND controller drivers.
Get rid of it before someone starts abusing it.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Boris Brezillon 2017-05-06 18:03:33 +02:00
parent 0b4773fd16
commit 7d135bcced
2 changed files with 0 additions and 21 deletions
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16
drivers/mtd/nand/nand_base.c
View File

@ -2753,14 +2753,6 @@ static int nand_write_page(struct mtd_info *mtd, struct nand_chip *chip,
if (nand_standard_page_accessors(&chip->ecc))
chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);
status = chip->waitfunc(mtd, chip);
/*
* See if operation failed and additional status checks are
* available.
*/
if ((status & NAND_STATUS_FAIL) && (chip->errstat))
status = chip->errstat(mtd, chip, FL_WRITING, status,
page);
if (status & NAND_STATUS_FAIL)
return -EIO;
@ -3220,14 +3212,6 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
status = chip->erase(mtd, page & chip->pagemask);
/*
* See if operation failed and additional status checks are
* available
*/
if ((status & NAND_STATUS_FAIL) && (chip->errstat))
status = chip->errstat(mtd, chip, FL_ERASING,
status, page);
/* See if block erase succeeded */
if (status & NAND_STATUS_FAIL) {
pr_debug("%s: failed erase, page 0x%08x\n",

5
include/linux/mtd/nand.h
View File

@ -834,9 +834,6 @@ struct nand_manufacturer_ops {
* structure which is shared among multiple independent
* devices.
* @priv: [OPTIONAL] pointer to private chip data
* @errstat: [OPTIONAL] hardware specific function to perform
* additional error status checks (determine if errors are
* correctable).
* @manufacturer: [INTERN] Contains manufacturer information
*/
@ -860,8 +857,6 @@ struct nand_chip {
int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this);
int (*erase)(struct mtd_info *mtd, int page);
int (*scan_bbt)(struct mtd_info *mtd);
int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state,
int status, int page);
int (*onfi_set_features)(struct mtd_info *mtd, struct nand_chip *chip,
int feature_addr, uint8_t *subfeature_para);
int (*onfi_get_features)(struct mtd_info *mtd, struct nand_chip *chip,