linux-kernel - Re: [PATCH 1/2] drivers: pata_octeon_cf : Switch IO mode depending on model number

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Message-ID: <20160108153049.GN1898@mtj.duckdns.org>
Date:	Fri, 8 Jan 2016 10:30:49 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Daniel Walker <danielwa@...co.com>
Cc:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Anil Veliyankara Madam <aveliyan@...co.com>,
	xe-kernel@...ernal.cisco.com, Shikha Jain <shikjain@...co.com>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] drivers: pata_octeon_cf : Switch IO mode depending
 on model number

Hello, Daniel.

On Thu, Jan 07, 2016 at 09:18:51PM -0800, Daniel Walker wrote:
> From: Anil Veliyankara Madam <aveliyan@...co.com>
> 
> Since viking flash has a problem in the MWDMA mode which causes data
> corruption, this patch allows the driver to detect the model number
> and switch the IO mode to PIO6 if it's a viking flash.

Hmmm... is this specific to pata_octeon_cf or should it apply to the
device regardless of the controller in use?

Thanks.

-- 
tejun