From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752344Ab1FOGWy (ORCPT ); Wed, 15 Jun 2011 02:22:54 -0400 Received: from cantor.suse.de ([195.135.220.2]:47570 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751410Ab1FOGWw (ORCPT ); Wed, 15 Jun 2011 02:22:52 -0400 Date: Wed, 15 Jun 2011 08:22:46 +0200 Message-ID: From: Takashi Iwai To: Pavel Machek Cc: Michal Hocko , LKML , alsa-devel@alsa-project.org Subject: Re: Powersave doesn't work for snd_hda_intel with 3.0.0-rc2 In-Reply-To: <20110615060818.GA21679@localhost.ucw.cz> References: <20110609085616.GA4207@tiehlicka.suse.cz> <20110609090607.GB4207@tiehlicka.suse.cz> <20110609092826.GC4207@tiehlicka.suse.cz> <20110609111401.GA3994@tiehlicka.suse.cz> <20110610075640.GA4832@tiehlicka.suse.cz> <20110610083956.GE4832@tiehlicka.suse.cz> <20110615060818.GA21679@localhost.ucw.cz> 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/23.2 (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 Wed, 15 Jun 2011 06:08:18 +0000, Pavel Machek wrote: > > On Fri 2011-06-10 10:39:56, Michal Hocko wrote: > > [changed subject] > > > > As a summary: > > I am loosing sound after powe_save timeout expires if there is no device > > activity. The only way how to get sound back is to unload the module and > > load it again. > > Hmm, today my x60 with 3.0-rc was strangely quiet. Coincidence? quiet = no sound at all, or softer volume? If it's about a mixer or an EAPD issue, you should be able to see differences by comparing alsa-info.sh outputs at working and non-working states. This is the most cases of powersave-mode bugs. thanks, Takashi