From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Lord <liml@rtr.ca>
Subject: Re: sata_mv: basic PIO-only ATAPI support?
Date: Fri, 23 Jan 2009 13:37:25 -0500
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To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Tejun Heo <htejun@gmail.com>, Jeff Garzik <jgarzik@pobox.com>, IDE/ATA development list <linux-ide@vger.kernel.org>

Alan Cox wrote:
..
> If you want to just force some types of command into using PIO (eg by
> direction, length etc) then use ->check_atapi_dma(qc) - see pata_it821x
> for a worked example.
..

Perfect.  That hook will let me add things very gradually.

Thanks!