From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH 13/15] ide: fix UDMA/MWDMA/SWDMA masks
Date: Mon, 22 Jan 2007 21:31:09 +0000
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To: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org

> >>    Ugh, I'm not seeing any *actual* support for MW/SW DMA in this driver... 
> 
> > Thats long been broken. Should be correct in the libata driver
> 
>     Here's a surprise for you. pata_cmd64x copied the SW/MW DMA setup code 
> from the IDE driver.  No way it could be working.  You may check against the 
> PC64x datasheets (if you have them -- if you don't I think I may share) and 
> see for yourself -- it's abolutely idiotic.

Not a suprise to be honest. I fixed some of the ALi stuff when I did it
and I think that was pushed back into drivers/ide. The CMD64x hasn't had
much love really.

Wouldn't mind the older 64x (not 640) data sheets if they are sharable.