From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935652AbYEBSar (ORCPT ); Fri, 2 May 2008 14:30:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762533AbYEBSaj (ORCPT ); Fri, 2 May 2008 14:30:39 -0400 Received: from einhorn.in-berlin.de ([192.109.42.8]:46414 "EHLO einhorn.in-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756617AbYEBSaj (ORCPT ); Fri, 2 May 2008 14:30:39 -0400 X-Envelope-From: stefanr@s5r6.in-berlin.de Message-ID: <481B5DBF.7020604@s5r6.in-berlin.de> Date: Fri, 02 May 2008 20:30:23 +0200 From: Stefan Richter User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.13) Gecko/20080419 SeaMonkey/1.1.9 MIME-Version: 1.0 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 References: In-Reply-To: X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Patch withdrawn.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/