linux-kernel - Re: [PATCH] mtd: increase max page/OOB size to support 16K pagesize NAND

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Message-ID: <20131213080444.GD24650@norris-Latitude-E6410>
Date:	Fri, 13 Dec 2013 00:04:44 -0800
From:	Brian Norris <computersforpeace@...il.com>
To:	Huang Shijie <b32955@...escale.com>
Cc:	Caizhiyong <caizhiyong@...ilicon.com>,
	David Woodhouse <David.Woodhouse@...el.com>,
	Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
	Quyaxin <quyaxin@...ilicon.com>,
	"Wanglin (Albert)" <albert.wanglin@...ilicon.com>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: [PATCH] mtd: increase max page/OOB size to support 16K pagesize
 NAND

On Fri, Dec 13, 2013 at 03:27:12PM +0800, Huang Shijie wrote:
> On Fri, Dec 13, 2013 at 05:03:49AM +0000, Caizhiyong wrote:
> > --- a/include/linux/mtd/nand.h
> > +++ b/include/linux/mtd/nand.h
> > @@ -56,8 +56,8 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
> >   * is supported now. If you add a chip with bigger oobsize/page
> >   * adjust this accordingly.
> >   */
> > -#define NAND_MAX_OOBSIZE	744
> > -#define NAND_MAX_PAGESIZE	8192
> > +#define NAND_MAX_OOBSIZE	1280
> > +#define NAND_MAX_PAGESIZE	16384
> maybe it is time to remove these two macros.

It's like you read my mind :)

Brian
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