diff options
| -rw-r--r-- | drivers/mtd/nand/atmel_nand.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 4ce181a35bcd..4f5348fd409c 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -861,12 +861,11 @@ static int pmecc_correction(struct mtd_info *mtd, u32 pmecc_stat, uint8_t *buf, { struct nand_chip *nand_chip = mtd->priv; struct atmel_nand_host *host = nand_chip->priv; - int i, err_nbr, eccbytes; + int i, err_nbr; uint8_t *buf_pos; int total_err = 0; - eccbytes = nand_chip->ecc.bytes; - for (i = 0; i < eccbytes; i++) + for (i = 0; i < nand_chip->ecc.total; i++) if (ecc[i] != 0xff) goto normal_check; /* Erased page, return OK */ @@ -928,7 +927,7 @@ static int atmel_nand_pmecc_read_page(struct mtd_info *mtd, struct nand_chip *chip, uint8_t *buf, int oob_required, int page) { struct atmel_nand_host *host = chip->priv; - int eccsize = chip->ecc.size; + int eccsize = chip->ecc.size * chip->ecc.steps; uint8_t *oob = chip->oob_poi; uint32_t *eccpos = chip->ecc.layout->eccpos; uint32_t stat; @@ -1169,8 +1168,7 @@ static int atmel_pmecc_nand_init_params(struct platform_device *pdev, goto err; } - /* ECC is calculated for the whole page (1 step) */ - nand_chip->ecc.size = mtd->writesize; + nand_chip->ecc.size = sector_size; /* set ECC page size and oob layout */ switch (mtd->writesize) { @@ -1185,18 +1183,20 @@ static int atmel_pmecc_nand_init_params(struct platform_device *pdev, host->pmecc_index_of = host->pmecc_rom_base + host->pmecc_lookup_table_offset; - nand_chip->ecc.steps = 1; + nand_chip->ecc.steps = host->pmecc_sector_number; nand_chip->ecc.strength = cap; - nand_chip->ecc.bytes = host->pmecc_bytes_per_sector * + nand_chip->ecc.bytes = host->pmecc_bytes_per_sector; + nand_chip->ecc.total = host->pmecc_bytes_per_sector * host->pmecc_sector_number; - if (nand_chip->ecc.bytes > mtd->oobsize - 2) { + if (nand_chip->ecc.total > mtd->oobsize - 2) { dev_err(host->dev, "No room for ECC bytes\n"); err_no = -EINVAL; goto err; } pmecc_config_ecc_layout(&atmel_pmecc_oobinfo, mtd->oobsize, - nand_chip->ecc.bytes); + nand_chip->ecc.total); + nand_chip->ecc.layout = &atmel_pmecc_oobinfo; break; case 512: |