Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758404AbYGANob (ORCPT ); Tue, 1 Jul 2008 09:44:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757739AbYGANn6 (ORCPT ); Tue, 1 Jul 2008 09:43:58 -0400 Received: from cantor.suse.de ([195.135.220.2]:33354 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757664AbYGANn5 (ORCPT ); Tue, 1 Jul 2008 09:43:57 -0400 Date: Tue, 01 Jul 2008 15:43:56 +0200 Message-ID: From: Takashi Iwai To: Mathieu Chouquet-Stringer Cc: hannes@saeurebad.de (Johannes Weiner), Jaroslav Kysela , linux-kernel@vger.kernel.org Subject: Re: Longstanding bug in ac97/intel8x0 resume/init In-Reply-To: References: <87hcca3xkx.fsf@saeurebad.de> <8763rsa5qk.fsf@skyscraper.fehenstaub.lan> 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 Emacs/22.2 (x86_64-suse-linux-gnu) MULE/5.0 (SAKAKI) 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: 1104 Lines: 31 At 30 Jun 2008 20:58:03 +0200, Mathieu Chouquet-Stringer wrote: > > Hey there, > > hannes@saeurebad.de (Johannes Weiner) writes: > > Johannes Weiner writes: > > > my laptop has muted sound after resuming the soundcard (by > > > s2ram/hibernation). The problem seems to be that the cached register > > > values are not written back to the device properly. > > I've got the same exact issue on a Thinkpad T30: > > 0 [I82801CAICH3 ]: ICH - Intel 82801CA-ICH3 > Intel 82801CA-ICH3 with AD1881A at irq 5 > > 00:1f.5 Multimedia audio controller: Intel Corporation 82801CA/CAM AC'97 Audio Controller (rev 02) Does this happen for both hibernation and S2RAM? And, resetting the mixer repairs the mute state, right? If yes, the problem appears independently from the codec chip. Hmm... 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/