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To: linux-kernel@vger.kernel.org
From: Maurizio Avogadro <mavoga@gmail.com>
Subject: Re: [3.6.9 -> 3.7.1 regression] sound: =?utf-8?b?c25kX2hkYV9pbnRlbA==?= codec probing issue?
Date: Tue, 8 Jan 2013 00:04:25 +0000 (UTC)
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References: <1356704740.3953.26.camel@lamella> <s5hvcber5cz.wl%tiwai@suse.de>
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Takashi Iwai <tiwai <at> suse.de> writes:

> 
> [...]
> 
> If it's new in 3.7, this could be a regression by runtime D3.
> Try to pass power_save_controller=0 option to snd-hda-intel module
> (or change it via sysfs dynamically).
> 
> thanks,
> 
> Takashi


Hi Takashi

same codec here (ALC269VB on a Clevo W150HRM), same kernel, same issue.
Disabling power_save_controller solves the issue, but I could achieve the same
result by setting enable_msi=0, which I chose in the hope to preserve power
saving capabilities.

thanks, Maurizio