From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: linux1394-devel@lists.sourceforge.net
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] firewire: fw-ohci: blacklist dualbuffer for TSB43AB22A on ASUS boards
Date: Fri, 02 May 2008 20:30:23 +0200 [thread overview]
Message-ID: <481B5DBF.7020604@s5r6.in-berlin.de> (raw)
In-Reply-To: <tkrat.f5c7b5be9496fcdd@s5r6.in-berlin.de>
I wrote:
> According to https://bugzilla.redhat.com/show_bug.cgi?id=435550 the
> TI TSB43AB22A on an ASUSTeK M2NPV-VM motherboard does not work in
> dual-buffer mode with dvgrab, but does so in packet-per-buffer mode.
...
> (subject to retesting by the reporter)
The reporter found that dual-buffer actually works if memory is reduced
to 2GB. So there is a DMA mapping/ IOMMU related problem between kernel
and board somewhere. Patch withdrawn.
--
Stefan Richter
-=====-==--- -=-= ---=-
http://arcgraph.de/sr/
prev parent reply other threads:[~2008-05-02 18:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-01 22:36 Stefan Richter
2008-05-02 18:30 ` Stefan Richter [this message]
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