diff options
| -rw-r--r-- | drivers/mtd/nand/denali.c | 7 | ||||
| -rw-r--r-- | drivers/mtd/nand/docg4.c | 6 | ||||
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 14 | ||||
| -rw-r--r-- | include/linux/mtd/nand.h | 5 |
4 files changed, 16 insertions, 16 deletions
diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index c07cd573ad3..9f2012a3e76 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -1233,7 +1233,7 @@ static int denali_waitfunc(struct mtd_info *mtd, struct nand_chip *chip) return status; } -static void denali_erase(struct mtd_info *mtd, int page) +static int denali_erase(struct mtd_info *mtd, int page) { struct denali_nand_info *denali = mtd_to_denali(mtd); @@ -1250,8 +1250,7 @@ static void denali_erase(struct mtd_info *mtd, int page) irq_status = wait_for_irq(denali, INTR_STATUS__ERASE_COMP | INTR_STATUS__ERASE_FAIL); - denali->status = (irq_status & INTR_STATUS__ERASE_FAIL) ? - NAND_STATUS_FAIL : PASS; + return (irq_status & INTR_STATUS__ERASE_FAIL) ? NAND_STATUS_FAIL : PASS; } static void denali_cmdfunc(struct mtd_info *mtd, unsigned int cmd, int col, @@ -1584,7 +1583,7 @@ int denali_init(struct denali_nand_info *denali) denali->nand.ecc.write_page_raw = denali_write_page_raw; denali->nand.ecc.read_oob = denali_read_oob; denali->nand.ecc.write_oob = denali_write_oob; - denali->nand.erase_cmd = denali_erase; + denali->nand.erase = denali_erase; if (nand_scan_tail(&denali->mtd)) { ret = -ENXIO; diff --git a/drivers/mtd/nand/docg4.c b/drivers/mtd/nand/docg4.c index 1b0265e85a0..ce24637e14f 100644 --- a/drivers/mtd/nand/docg4.c +++ b/drivers/mtd/nand/docg4.c @@ -872,7 +872,7 @@ static int docg4_read_oob(struct mtd_info *mtd, struct nand_chip *nand, return 0; } -static void docg4_erase_block(struct mtd_info *mtd, int page) +static int docg4_erase_block(struct mtd_info *mtd, int page) { struct nand_chip *nand = mtd->priv; struct docg4_priv *doc = nand->priv; @@ -916,6 +916,8 @@ static void docg4_erase_block(struct mtd_info *mtd, int page) write_nop(docptr); poll_status(doc); write_nop(docptr); + + return nand->waitfunc(mtd, nand); } static int write_page(struct mtd_info *mtd, struct nand_chip *nand, @@ -1236,7 +1238,7 @@ static void __init init_mtd_structs(struct mtd_info *mtd) nand->block_markbad = docg4_block_markbad; nand->read_buf = docg4_read_buf; nand->write_buf = docg4_write_buf16; - nand->erase_cmd = docg4_erase_block; + nand->erase = docg4_erase_block; nand->ecc.read_page = docg4_read_page; nand->ecc.write_page = docg4_write_page; nand->ecc.read_page_raw = docg4_read_page_raw; diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index f6c5685b79a..7853b9b0a05 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2617,18 +2617,20 @@ out: } /** - * single_erase_cmd - [GENERIC] NAND standard block erase command function + * single_erase - [GENERIC] NAND standard block erase command function * @mtd: MTD device structure * @page: the page address of the block which will be erased * - * Standard erase command for NAND chips. + * Standard erase command for NAND chips. Returns NAND status. */ -static void single_erase_cmd(struct mtd_info *mtd, int page) +static int single_erase(struct mtd_info *mtd, int page) { struct nand_chip *chip = mtd->priv; /* Send commands to erase a block */ chip->cmdfunc(mtd, NAND_CMD_ERASE1, -1, page); chip->cmdfunc(mtd, NAND_CMD_ERASE2, -1, -1); + + return chip->waitfunc(mtd, chip); } /** @@ -2709,9 +2711,7 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr, (page + pages_per_block)) chip->pagebuf = -1; - chip->erase_cmd(mtd, page & chip->pagemask); - - status = chip->waitfunc(mtd, chip); + status = chip->erase(mtd, page & chip->pagemask); /* * See if operation failed and additional status checks are @@ -3684,7 +3684,7 @@ ident_done: } chip->badblockbits = 8; - chip->erase_cmd = single_erase_cmd; + chip->erase = single_erase; /* Do not replace user supplied command function! */ if (mtd->writesize > 512 && chip->cmdfunc == nand_command) diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 450d61ec7f0..7a922e6c4e4 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -552,8 +552,7 @@ struct nand_buffers { * @ecc: [BOARDSPECIFIC] ECC control structure * @buffers: buffer structure for read/write * @hwcontrol: platform-specific hardware control structure - * @erase_cmd: [INTERN] erase command write function, selectable due - * to AND support. + * @erase: [REPLACEABLE] erase function * @scan_bbt: [REPLACEABLE] function to scan bad block table * @chip_delay: [BOARDSPECIFIC] chip dependent delay for transferring * data from array to read regs (tR). @@ -637,7 +636,7 @@ struct nand_chip { void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column, int page_addr); int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this); - void (*erase_cmd)(struct mtd_info *mtd, int page); + 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); |