linux-kernel - Re: [alsa-devel] Headphone output doesn't work with 3.0.0-rc* anymore

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Date:	Fri, 10 Jun 2011 10:17:09 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Michal Hocko <mhocko@...e.cz>
Cc:	LKML <linux-kernel@...r.kernel.org>, alsa-devel@...a-project.org
Subject: Re: [alsa-devel] Headphone output doesn't work with 3.0.0-rc* anymore

At Fri, 10 Jun 2011 09:56:40 +0200,
Michal Hocko wrote:
> > 
> > Note that the one-minute thing happens only when you unplug AC cable,
> > supposedly.  
> 
> Hmmm, I was plugged during testing all the time. OK, this looks like a
> separate issue. I will repost it as a separate thread once we are done
> with this. Any idea who to CC?

First off, check /sys/modules/snd_hda_intel/parameters/powersave
value.  If this is set to non-zero, someone must have played with it,
e.g. pm-utils or such.


Takashi
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