From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753072Ab2EDHV1 (ORCPT ); Fri, 4 May 2012 03:21:27 -0400 Received: from mail-lb0-f174.google.com ([209.85.217.174]:51770 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752701Ab2EDHVZ (ORCPT ); Fri, 4 May 2012 03:21:25 -0400 Message-ID: <4FA38371.9020205@openvz.org> Date: Fri, 04 May 2012 11:21:21 +0400 From: Konstantin Khlebnikov User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.2) Gecko/20120217 Firefox/10.0.2 Iceape/2.7.2 MIME-Version: 1.0 To: Takashi Iwai , alsa-devel@alsa-project.org CC: "linux-kernel@vger.kernel.org" Subject: [ALSA hda 3.4-rc] suspend2ram regression in snd_hda_intel Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Mainline commit 785f857d1cb0856b612b46a0545b74aa2596e44a ("ALSA: hda - Set codec to D3 forcibly even if not used") breaks sound for my notebook (thinkpad x220), looks like codec cannot wake from power-save state after resume. After reverting looks like all works fine. how to reproduce: * unplug the power cord (to enable hda power safe mode) * play something and stop * wait until the background noise disappears (codec went into power-save mode) * suspend * resume * play something again and hear the silence