linux-kernel - Re: [PATCH v1 0/5] refactoring and fix for Meson NAND

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Message-ID: <20230412094533.10d4a2a9@xps-13>
Date:   Wed, 12 Apr 2023 09:45:33 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Arseniy Krasnov <AVKrasnov@...rdevices.ru>,
        <linux-amlogic@...ts.infradead.org>
Cc:     Liang Yang <liang.yang@...ogic.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Jianxin Pan <jianxin.pan@...ogic.com>,
        Yixun Lan <yixun.lan@...ogic.com>, <oxffffaa@...il.com>,
        <kernel@...rdevices.ru>, <linux-mtd@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 0/5] refactoring and fix for Meson NAND

Hi Arseniy,

AVKrasnov@...rdevices.ru wrote on Wed, 12 Apr 2023 09:16:54 +0300:

> Hello,
> 
> this patchset adds one fix and several refactoring patches. First patch
> is the most important - it fixes unstable behaviour of Meson driver, for
> example random ECC errors during reads. I've tested this with mount/
> unmount/read/write cases for JFFS2 and nanddump/nandwrite utlities on
> AXG family (A113X SoC). Source of this update is old vendor's driver.
> 
> Other patches are refactoring and extra checks, not critical for this
> driver's reliability.

Thanks for the series, minor comments inside, if you respin before the
end of the week I'll take this for the next merge window.

> 
> Arseniy Krasnov (5):
>   mtd: rawnand: meson: fix NAND access for read/write
>   mtd: rawnand: meson: replace GENMASK() macro with define
>   mtd: rawnand: meson: check buffer length
>   mtd: rawnand: meson: clear OOB buffer before read
>   mtd: rawnand: meson: remove unneeded bitwise OR with zeroes
> 
>  drivers/mtd/nand/raw/meson_nand.c | 147 ++++++++++++++++++++++++++----
>  1 file changed, 127 insertions(+), 20 deletions(-)
> 


Thanks,
Miquèl