linux-kernel - Re: VIA VT6330 PCI-E Combo Controller not fully supported

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Message-ID: <4AC2A300.1040001@gmail.com>
Date:	Tue, 29 Sep 2009 18:14:56 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	Chris M <chrisfu@...dc0re.org.uk>
CC:	linux-kernel@...r.kernel.org
Subject: Re: VIA VT6330 PCI-E Combo Controller not fully supported

On 09/29/2009 01:30 PM, Chris M wrote:
> Hi everyone!  I'll quickly introduce myself before I get to the crux of
> my reason for posting to the mailing list. My name is Chris Merrett and
> although I'm not a subscriber to the list (my mail server would likely
> cry), I check a well-known archive quite regularly just to try and keep
> on top of developments in the community.
>
> The reason I'm mailing is due to a partially-supported VIA chip present
> on a small handful of motherboards currently on sale. I mailed the
> maintainer (Jeff Garzik) to bring this to his attention quite some time
> ago, but I'd imagine he's not found the time to reply to me yet which is
> understandable. I figured that it'd be a good idea to make a post here
> with the info I've gathered, so that people affected by this same issue
> are aware that this particular chip isn't yet fully supported in the
> kernel.
>
> The VT6330 is a combo controller chip that handles both Firewire and
> PATA, and is present on my Asrock N7AD-SLI. I'm also aware of it being
> present on other Asrock boards, and presumably other boards from
> different manufacturers. The Firewire functionality is supported
> perfectly and without issue, but unfortunately the PATA support is
> lacking at the moment. VIA have some information on this at the
> following URL: http://www.via.com.tw/en/products/peripherals/1394/vt6330/
>
>  From the info on the URL above, it appears that the PATA functionality
> is identical to that of the VT6415 PATA controller, support for which
> was added in 2.6.28. The mailing list post made regarding the patch that
> was submitted can be found here:
> http://lkml.indiana.edu/hypermail/linux/kernel/0902.2/01428.html

If it is similar enough to the existing controllers then you may be able 
to just add the device ID into pata_via in a similar fashion..
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