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Date: Sun, 6 May 2018 23:56:47 +0200
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Boris Brezillon <boris.brezillon@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>, linux-mtd@lists.infradead.org,
        David Woodhouse <dwmw2@infradead.org>,
        Brian Norris <computersforpeace@gmail.com>,
        Marek Vasut <marek.vasut@gmail.com>,
        Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
        stable@vger.kernel.org
Subject: Re: [PATCH v2] mtd: rawnand: Make sure we wait tWB before polling
 the STATUS reg
Message-ID: <20180506235647.7ef3c8e3@xps13>
In-Reply-To: <20180504192431.16661-1-boris.brezillon@bootlin.com>
References: <20180504192431.16661-1-boris.brezillon@bootlin.com>
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Hi Boris,

On Fri,  4 May 2018 21:24:31 +0200, Boris Brezillon
<boris.brezillon@bootlin.com> wrote:

> NAND chips require a bit of time to take the NAND operation into
> account and set the BUSY bit in the STATUS reg. Make sure we don't poll
> the STATUS reg too early in nand_soft_waitrdy().
> 
> Fixes: 8878b126df76 ("mtd: nand: add ->exec_op() implementation")
> Cc: <stable@vger.kernel.org>
> Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>

Thanks,
Miquèl

-- 
Miquel Raynal, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com