linux-kernel - Re: [PATCH v7] MTD: LPC32xx SLC NAND driver

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Message-ID: <CAAAP30HemOV9svhVghLTWfZe95=P3CT-H7UsQ=xY6rC8=AfBsA@mail.gmail.com>
Date:	Wed, 27 Jun 2012 09:26:48 -0300
From:	Alexandre Pereira da Silva <aletes.xgr@...il.com>
To:	Roland Stigge <stigge@...com.de>
Cc:	dedekind1@...il.com, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, dwmw2@...radead.org,
	kevin.wells@....com, srinivas.bakki@....com,
	linux-arm-kernel@...ts.infradead.org, hechtb@...glemail.com,
	lars@...afoo.de, b32955@...escale.com, leiwen@...vell.com,
	linux@....linux.org.uk
Subject: Re: [PATCH v7] MTD: LPC32xx SLC NAND driver

On Wed, Jun 27, 2012 at 9:14 AM, Roland Stigge <stigge@...com.de> wrote:
> On 06/27/2012 12:46 PM, Artem Bityutskiy wrote:
>> On Thu, 2012-06-07 at 12:22 +0200, Roland Stigge wrote:
>>> This patch adds support for the SLC NAND controller inside the
>>> LPC32xx SoC.
>>>
>>> Signed-off-by: Roland Stigge <stigge@...com.de>
>>
>> Now the write_page and write_page_raw functions return an error
>> code, see this commit in the l2 tree:
>>
>> http://git.infradead.org/users/dedekind/l2-mtd.git/commit/49c8d9ab3b70732665249f2d993f734378ebbba9
>>
>>  I've amended your SLC driver, see below the diff. But I think it
>> could return the real return code becuse it can fail - could you
>> please take a look and send an incremental patch?
>>
>> Please, base your work on top of the l2-mtd tree:
>> git://git.infradead.org/users/dedekind/l2-mtd.git
>
> Thanks for the note! I'm sending an incremental patch. There was
> actually only one place in the two functions that could fail (return
> code of lpc32xx_xfer()).

I think it's best in case of *_raw to use nand base default functions,
like in the MLC patch.
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