Re: [PATCH V2 0/4] mtd: nand: add enum nand_ecc_algo

Boris Brezillon
2016-03-30T13:58:32Z

Hi Rafal,

On Wed, 23 Mar 2016 11:18:59 +0100
Rafał Miłecki <zajec5@gmail.com> wrote:

> Some time ago I started working on a new "nand-ecc-algo" property to allow
> specifying ECC algorithm for hardware ECC mode as well.
> Boris pointed out it's becoming a bit messy that way as we already have value
> NAND_ECC_SOFT_BCH.
> I suggested deprecating "soft_bch" value from nand-ecc-mode property and got
> Boris agreed and no objections from others. So there is how I want to implement
> this.
> If you agree on this way & apply my patches, I'll start modifying NAND drivers
> (similarly to the nandsim) and then will try to drop NAND_ECC_SOFT_BCH except
> for handling backward compatibility.
> Then finally we should be able to add "nand-ecc-algo" property support properly.
>
> V2: Add of_get_nand_ecc_algo helper (in 2/4) instead of this slightly hacky code
> in nand_dt_init that would be replaced anyway.

Whole series applied to nand/next [1]. I just added a comment for the
ecc->algo field in patch 1.
You can continue your rework (patch existing NAND_ECC_SOFT_BCH and
NAND_ECC_SOFT users to use ecc->algo).

Thanks,

Boris

[1]https://github.com/linux-nand/linux/tree/nand/next

--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering