Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932129AbWIZPgL (ORCPT ); Tue, 26 Sep 2006 11:36:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932131AbWIZPgK (ORCPT ); Tue, 26 Sep 2006 11:36:10 -0400 Received: from xenotime.net ([66.160.160.81]:12163 "HELO xenotime.net") by vger.kernel.org with SMTP id S932129AbWIZPgJ (ORCPT ); Tue, 26 Sep 2006 11:36:09 -0400 Date: Tue, 26 Sep 2006 08:37:20 -0700 From: Randy Dunlap To: Takashi Iwai Cc: Jeremy Fitzhardinge , Pavel Machek , Linux Kernel Mailing List , alsa-devel@alsa-project.org, Andrew Morton Subject: Re: 2.6.18: hda_intel: azx_get_response timeout, switching to single_cmd mode... Message-Id: <20060926083720.da9dca8e.rdunlap@xenotime.net> In-Reply-To: References: <451834D0.40304@goop.org> Organization: YPO4 X-Mailer: Sylpheed version 2.2.9 (GTK+ 2.8.10; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1418 Lines: 40 On Tue, 26 Sep 2006 12:16:33 +0200 Takashi Iwai wrote: > At Mon, 25 Sep 2006 12:58:08 -0700, > Jeremy Fitzhardinge wrote: > > > > I have a ThinkPad X60 which uses the Intel 82801G HDA audio chip. This > > used to work for me, but lately (sometime during 2.6.18-rcX series) it > > stopped working - programs trying to use it tend to just block forever > > waiting for /dev/dsp. > > > > The only obvious symptom is: > > > > hda_intel: azx_get_response timeout, switching to single_cmd mode... > > > > appearing in the kernel log when booting. > > > > There is no big change relevant to TP X60 during 2.6.18rc, so I don't > think it's a regression in the hd-audio driver code. > > > Details attached. The dmesg output is for the FC6 distro kernel > > 2.6.18-1.2689.fc6PAE, but I see the same symptoms with 2.6.18-mm1. > > You must see difference with mm1 (suppose that mm1 already includes > the latest ALSA patches). When the CORB/RIRB interrupt gets broken, > the driver first switches to poling mode, then single_cmd mode as > fallback. > > Also, try disable_msi=1 option for mm1. MSI seems broken on some > systems. is that "pci=nomsi" ? --- ~Randy - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/