From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753874AbXCTQI5 (ORCPT ); Tue, 20 Mar 2007 12:08:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753877AbXCTQI4 (ORCPT ); Tue, 20 Mar 2007 12:08:56 -0400 Received: from mail.suse.de ([195.135.220.2]:37823 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753874AbXCTQIz (ORCPT ); Tue, 20 Mar 2007 12:08:55 -0400 Date: Tue, 20 Mar 2007 17:08:48 +0100 Message-ID: From: Takashi Iwai To: Chuck Ebbert Cc: Pavel Machek , kernel list , Ingo Molnar Subject: Re: BUG: soft lockup during suspend In-Reply-To: <46000633.5000900@redhat.com> References: <20070320123253.GB19019@elf.ucw.cz> <46000633.5000900@redhat.com> User-Agent: Wanderlust/2.12.0 (Your Wildest Dreams) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 MULE XEmacs/21.5 (beta27) (fiddleheads) (+CVS-20060704) (i386-suse-linux) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org At Tue, 20 Mar 2007 12:05:07 -0400, Chuck Ebbert wrote: > > Takashi Iwai wrote: > > > > X60/T60 is known to be often broken regarding the communication > > between the controller and the codec chip. When this kind of thing > > happens, the driver tries to switch to a single-shot I/O without using > > ring-buffers and IRQs, and even in such a mode, the communication gets > > broken. FWIW, it doesn't happen on other machines with HD-audio, so > > it's fairly specific to X60/T60. No idea why. > > What about Acer Aspire 5102? > > http://lkml.org/lkml/2006/12/3/9 This is a different problem. A known workaround is to provide probe_mask=1 module option. Takashi