linux-kernel - Re: [PATCH 02/15] ATA : vortex86 : fix vortex86dx/sx hardware CRC bug.

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Message-ID: <20111101010242.003738e9@lxorguk.ukuu.org.uk>
Date:	Tue, 1 Nov 2011 01:02:42 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Paul Schilling <paul.s.schilling@...il.com>
Cc:	Jeff Garzik <jgarzik@...ox.com>,
	"David S. Miller" <davem@...emloft.net>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH 02/15] ATA : vortex86 : fix vortex86dx/sx hardware CRC
 bug.

On Mon, 31 Oct 2011 14:07:45 -0500
Paul Schilling <paul.s.schilling@...il.com> wrote:

> Hi,
> 
> When I developed this patch for the Vortex86dx.  I recall trying many
> combinations of udma and mwdma.  At the time I developed it, I came
> to the conclusion that both udma and mwdma both failed with CRC
> errors being reported.

MWDMA does not have a CRC so that seems unlikely. If you can re-test and
we can figure out what is going on that would be useful.

Alan
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