From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264709AbUFGOo5 (ORCPT ); Mon, 7 Jun 2004 10:44:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264727AbUFGOo4 (ORCPT ); Mon, 7 Jun 2004 10:44:56 -0400 Received: from gprs214-178.eurotel.cz ([160.218.214.178]:42368 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S264709AbUFGOoz (ORCPT ); Mon, 7 Jun 2004 10:44:55 -0400 Date: Mon, 7 Jun 2004 16:44:46 +0200 From: Pavel Machek To: Keith Duthie Cc: Sebastian Kloska , linux-kernel@vger.kernel.org Subject: Re: APM realy sucks on 2.6.x Message-ID: <20040607144446.GC1467@elf.ucw.cz> References: <40C0E91D.9070900@scienion.de> <20040607123839.GC11860@elf.ucw.cz> <40C46F7F.7060703@scienion.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > So if anybody out there could give me guidance on how the apm code > > might interact with the ALSA sound system it would be highly > > appreciated.... > > In a word, badly. For at least one chipset, suspending while outputting > to the pcm device causes the program outputting to the pcm device to enter > the uninterruptible sleep state. A reboot is then required for the pcm > device to be usable again... > > (I attempted to report this back in February, but my bug report and > workaround patch apparently didn't get through the alsa-devel spam > filters.) Submit a patch.. alsa developers are very unlikely to use APM. Pavel -- 934a471f20d6580d5aad759bf0d97ddc