Re: [3.6.9 -> 3.7.1 regression] sound: snd_hda_intel codec probing issue?
From: Maurizio Avogadro
Date: Mon Jan 07 2013 - 19:09:37 EST
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).
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
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