Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758579AbYAHHYa (ORCPT ); Tue, 8 Jan 2008 02:24:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755053AbYAHHYT (ORCPT ); Tue, 8 Jan 2008 02:24:19 -0500 Received: from mx1.suse.de ([195.135.220.2]:45270 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752399AbYAHHYR (ORCPT ); Tue, 8 Jan 2008 02:24:17 -0500 Date: Tue, 08 Jan 2008 08:24:15 +0100 Message-ID: From: Takashi Iwai To: Harald Dunkel Cc: linux-kernel@vger.kernel.org Subject: Re: 2.6.24-rc7, intel audio: alsa doesn't say a beep In-Reply-To: <4782833D.3010600@t-online.de> References: <4782833D.3010600@t-online.de> User-Agent: Wanderlust/2.15.5 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 MULE XEmacs/21.5 (beta28) (fuki) (+CVS-20070806) (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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1939 Lines: 63 At Mon, 07 Jan 2008 20:53:33 +0100, Harald Dunkel wrote: > > Hi folks, > > Upgrading from 2.6.24-rc6 to rc7 Alsa stopped working for me. I still > can access /dev/dsp, change the volume and so on, but the speakers > are quiet. Moving back to rc6 there is no such problem. > > Of course the config files are the same (except for some new > CONFIG_SLABINFO variable). > > > lspci says: > > 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 02) > 00:1b.0 0403: 8086:284b (rev 02) > > % aplay -l > **** List of PLAYBACK Hardware Devices **** > card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog] > Subdevices: 1/1 > Subdevice #0: subdevice #0 > card 0: Intel [HDA Intel], device 1: STAC92xx Digital [STAC92xx Digital] > Subdevices: 1/1 > Subdevice #0: subdevice #0 > > > > The only difference between rc6 and rc7 in sound/pci/hda/hda_intel.c is > this: > > diff -ur linux-2.6.24-rc6/sound/pci/hda/hda_intel.c linux-2.6.24-rc7/sound/pci/hda/hda_intel.c > --- linux-2.6.24-rc6/sound/pci/hda/hda_intel.c 2007-12-21 02:25:48.000000000 +0100 > +++ linux-2.6.24-rc7/sound/pci/hda/hda_intel.c 2008-01-06 22:45:38.000000000 +0100 > @@ -555,7 +555,8 @@ > } > if (!chip->rirb.cmds) > return chip->rirb.res; /* the last value */ > - schedule_timeout_uninterruptible(1); > + udelay(10); > + cond_resched(); > } while (time_after_eq(timeout, jiffies)); > > if (chip->msi) { > > > Do you think this could be related to the problem? Could you revert it and check whether the problem still exists? I hardly believe it's the culprit, but if this is the only change in the sound subsystem... thanks, Takashi -- 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/