linux-kernel - Re: [PATCH 3/3] mtd/nand : workaround for Freescale FCM to support large-page Nand chip

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Message-ID: <4EEF858C.1070600@freescale.com>
Date:	Mon, 19 Dec 2011 12:42:20 -0600
From:	Scott Wood <scottwood@...escale.com>
To:	<dedekind1@...il.com>
CC:	<Artem.Bityutskiy@...ia.com>, <linuxppc-dev@...ts.ozlabs.org>,
	<linux-kernel@...r.kernel.org>, <shuo.liu@...escale.com>,
	<linux-mtd@...ts.infradead.org>, <akpm@...ux-foundation.org>,
	<dwmw2@...radead.org>
Subject: Re: [PATCH 3/3] mtd/nand : workaround for Freescale FCM to support
 large-page Nand chip

On 12/19/2011 12:38 PM, Scott Wood wrote:
> On 12/17/2011 08:35 AM, Artem Bityutskiy wrote:
>> It looks like currently you can re-define chip->read_page, so I guess
>> you should rework MTD and make chip->write_page re-definable?
> 
> Unless something has changed very recently, there is no chip->read_page
> or chip->write_page.  There is chip->ecc.read_page and
> chip->ecc.write_page, but they are too low-level.  What we'd need to
> replace is a portion of nand_do_read_ops()/nand_do_write_ops().

Sorry, chip->write_page does exist -- it's chip->read_page that would
need to be made similarly redefinable.

-Scott


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