[U-Boot] [PATCH] mtd: nand: raw: Fix CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT behaviour

[Miquel Raynal <miquel.raynal@bootlin.com>]

Hi Gregory,

Gregory CLEMENT <gregory.clement@bootlin.com> wrote on Wed, 17 Apr 2019
11:09:42 +0200:

> The purpose of "mtd: nand: raw: allow to disable unneeded ECC layouts"
> was to allow disabling the default ECC layouts if a driver is known to
> provide its own ECC layout. However, this commit did the opposite and
> disbaled the default layout whqant it was _not_ selectec.

                              when                 selected

> 
> It breaks all the driver nand that not providing their ecc layout, this

What about "It breaks all the NAND drivers not providing their own ECC
layout".

> patch fix this sitution.

                 situation

> 
> It was tested with the lpc32xx_nand_slc driver.
> 
> Fixes: a38c3af868 ("mtd: nand: raw: allow to disable unneeded ECC layouts")
> Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
> ---

I missed that mistake in my original review. Thanks for fixing it.

With above typos fixed:

Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>

>  drivers/mtd/nand/raw/nand_base.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
> index 6d2ff58d86..dc4576a3a1 100644
> --- a/drivers/mtd/nand/raw/nand_base.c
> +++ b/drivers/mtd/nand/raw/nand_base.c
> @@ -47,7 +47,7 @@
>  #include <linux/errno.h>
>  
>  /* Define default oob placement schemes for large and small page devices */
> -#ifdef CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT
> +#ifndef CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT
>  static struct nand_ecclayout nand_oob_8 = {
>  	.eccbytes = 3,
>  	.eccpos = {0, 1, 2},
> @@ -4341,7 +4341,7 @@ int nand_scan_tail(struct mtd_info *mtd)
>  	 */
>  	if (!ecc->layout && (ecc->mode != NAND_ECC_SOFT_BCH)) {
>  		switch (mtd->oobsize) {
> -#ifdef CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT
> +#ifndef CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT
>  		case 8:
>  			ecc->layout = &nand_oob_8;
>  			break;

Thanks,
Miquèl