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Date:   Wed, 12 Apr 2023 09:45:33 +0200
From:   Miquel Raynal <miquel.raynal@bootlin.com>
To:     Arseniy Krasnov <AVKrasnov@sberdevices.ru>,
        <linux-amlogic@lists.infradead.org>
Cc:     Liang Yang <liang.yang@amlogic.com>,
        Richard Weinberger <richard@nod.at>,
        Vignesh Raghavendra <vigneshr@ti.com>,
        Neil Armstrong <neil.armstrong@linaro.org>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Jianxin Pan <jianxin.pan@amlogic.com>,
        Yixun Lan <yixun.lan@amlogic.com>, <oxffffaa@gmail.com>,
        <kernel@sberdevices.ru>, <linux-mtd@lists.infradead.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v1 0/5] refactoring and fix for Meson NAND
Message-ID: <20230412094533.10d4a2a9@xps-13>
In-Reply-To: <20230412061700.1492474-1-AVKrasnov@sberdevices.ru>
References: <20230412061700.1492474-1-AVKrasnov@sberdevices.ru>
Organization: Bootlin
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Hi Arseniy,

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

> Hello,
>=20
> 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.
>=20
> 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.

>=20
> 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
>=20
>  drivers/mtd/nand/raw/meson_nand.c | 147 ++++++++++++++++++++++++++----
>  1 file changed, 127 insertions(+), 20 deletions(-)
>=20


Thanks,
Miqu=C3=A8l