linux-kernel - Re: [RESEND PATCH 0/3] mtd: nand: standardize ECC maximization

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Message-ID: <20160916150849.4a3ca0bb@bbrezillon>
Date:   Fri, 16 Sep 2016 15:08:49 +0200
From:   Boris Brezillon <boris.brezillon@...e-electrons.com>
To:     David Woodhouse <dwmw2@...radead.org>,
        Brian Norris <computersforpeace@...il.com>,
        linux-mtd@...ts.infradead.org,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Richard Weinberger <richard@....at>
Cc:     Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
        Mark Rutland <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH 0/3] mtd: nand: standardize ECC maximization

On Wed,  8 Jun 2016 17:04:21 +0200
Boris Brezillon <boris.brezillon@...e-electrons.com> wrote:

> Hello,
> 
> Sorry for the noise, but I forgot to add DT maintainers in Cc.
> 
> This series aims at standardizing a feature already supported by
> some NAND controller drivers: setting the maximum ECC strength
> based on the OOB area size instead of using the ECC strength/step_size
> information retrieved from the DT or NAND detection code.
> 
> This is particularly useful when the NAND device is used in by a
> FS/wear-leveling layer that is not using the OOB area at all (this is
> the case of UBI).
> 
> Note that drivers already implementing this kind of logic are not
> converted to the new approach (because of backward compatibility
> concern), but new drivers or drivers that do not already implement
> this 'ECC maximization' logic are encouraged to do it.

Applied.

> 
> Regards,
> 
> Boris
> 
> Boris Brezillon (3):
>   mtd: nand: Add an option to maximize the ECC strength
>   mtd: nand: Support maximizing ECC when using software BCH
>   mtd: nand: sunxi: Support ECC maximization
> 
>  Documentation/devicetree/bindings/mtd/nand.txt |  9 ++++++++
>  drivers/mtd/nand/nand_base.c                   | 23 ++++++++++++++++++++
>  drivers/mtd/nand/sunxi_nand.c                  | 29 ++++++++++++++++++++++++++
>  include/linux/mtd/nand.h                       |  1 +
>  4 files changed, 62 insertions(+)
>