From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: [PATCH 0/4] More aggressive PM for HD-audio Date: Thu, 09 Apr 2015 10:35:55 +0200 Message-ID: References: <1426668658-15911-1-git-send-email-tiwai@suse.de> <550C48EB.1050200@canonical.com> <550D11D3.8000009@canonical.com> <5513FA8B.402@canonical.com> <5514A019.7030604@canonical.com> <5518F2F1.90306@canonical.com> <55262219.6040406@canonical.com> <55262345.3090507@canonical.com> Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mx2.suse.de (cantor2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id 5EDA12651D2 for ; Thu, 9 Apr 2015 10:35:57 +0200 (CEST) In-Reply-To: <55262345.3090507@canonical.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: David Henningsson Cc: hwang4 , alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org At Thu, 09 Apr 2015 08:59:17 +0200, David Henningsson wrote: > > > > On 2015-04-09 08:56, Takashi Iwai wrote: > > Ah, OK. Then we should revert the commit later. > > > > But let's continue debugging a bit. Could you give alsa-info.sh > > outputs on both working and non-working states? > > Just running hda-emu with a realtek codec, e g > codecs/canonical/alc292-dell-latitude-e5440-ccert-201307-13941 turns all > nodes, including the internal speaker, into D3. And running a playback > test does not switch things into D0 - even the DAC node remains in D3 > even though you try to stream to it, which seems a bit strange. > > Could you explain how this is supposed to work? Doh, it was the missing stream_pm ops setup. Also I found a few other minor issues. I'm going to submit a fix patch series now. thanks Takashi