[PATCH] [MTD] [NAND] nand_base.c: Allowing core driver to choose ECC block size for SW ECC scheme.

[vimal singh]

Is this patch was missed? This will add flexibility to generic nand driver to
choose ecc size. As, nand driver supports 256 and 512 byte software ecc's.

---
vimal

> This patch allows core driver to choose ECC block size in sw ecc case.
>
> Signed-off-by: Vimal Singh <vimalsingh at ti.com>
> ---
> Current nand driver supports 256 and 512 byte software ecc.
> This patch provides driver the flexibility to choose ecc size.
> '256' bytes will be used by default if not provided by core driver.
>
> --- a/drivers/mtd/nand/nand_base.c	2008-12-12 14:26:30.050002000 +0530
> +++ b/drivers/mtd/nand/nand_base.c	2008-12-12 14:27:05.330000000 +0530
> @@ -2622,7 +2622,8 @@ int nand_scan_tail(struct mtd_info *mtd)
>  		chip->ecc.write_page = nand_write_page_swecc;
>  		chip->ecc.read_oob = nand_read_oob_std;
>  		chip->ecc.write_oob = nand_write_oob_std;
> -		chip->ecc.size = 256;
> +		if (!chip->ecc.size)
> +			chip->ecc.size = 256;
>  		chip->ecc.bytes = 3;
>  		break;
>
>
>