From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Case Subject: Alsa Problems - O2 Joggler Date: Thu, 8 Apr 2010 21:23:51 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wy0-f179.google.com (mail-wy0-f179.google.com [74.125.82.179]) by alsa0.perex.cz (Postfix) with ESMTP id 6CE9A103979 for ; Thu, 8 Apr 2010 22:24:13 +0200 (CEST) Received: by wyf19 with SMTP id 19so156102wyf.38 for ; Thu, 08 Apr 2010 13:24:11 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org Hi All, I have an O2 Joggler with the alsa-info output file located here: http://alsa-project.org/db/?f=4012bb42964e3c87ae7ff4e0561d9ee9d3eb5e2c The sound does not work unless I remove the following line from /etc/modprobe.d/alsa-base.conf # Power down HDA controllers after 10 idle seconds options snd-hda-intel power_save=10 power_save_controller=N I believe this means that the chipset is not able to wake up from power saving, and what I get is crackling sound. What can be done so that this issue is fixed (the device works with power saving)? The device came with a special version of Ubuntu Linux 8.04, and the source code (included Alsa) is available at http://lists.gpl-violations.org/pipermail/legal/2009-December/001755.html Thanks! -- ~Daniel