From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757815Ab0JFFu5 (ORCPT ); Wed, 6 Oct 2010 01:50:57 -0400 Received: from cantor2.suse.de ([195.135.220.15]:41406 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756764Ab0JFFu4 (ORCPT ); Wed, 6 Oct 2010 01:50:56 -0400 Date: Wed, 06 Oct 2010 07:50:55 +0200 Message-ID: From: Takashi Iwai To: Miklos Szeredi Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org Subject: Re: [REGRESSION] no sound on T60 laptop (HDA Intel) In-Reply-To: References: User-Agent: Wanderlust/2.15.6 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.7 Emacs/23.1 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) 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 At Tue, 05 Oct 2010 22:35:28 +0200, Miklos Szeredi wrote: > > On Tue, 05 Oct 2010, Takashi Iwai wrote: > > In anyway, if this is reproducible, get alsa-info.sh output before and > > after suspend. It'll give more information of HD-audio and sound > > driver status. > > No significant difference before and after the suspend The important thing is to get the alsa-info output at the moment you don't get sound and you get sound. Just after the suspend is still in the power-saving mode, thus all the setup might be inactive. Anyway, could you attach alsa-info.sh output so that I can analyze? > ... > > Bisected it to commit 3f50ac6a0e "ALSA: hda - Fix stream and > channel-ids codec-bus wide" > > Reverting this on latest git fixes the sound. Could you get alsa-info.sh output before and after reverting this, too? (i.e. non-working and working states) thanks, Takashi