[alsa-devel] [3.6.9 -> 3.7.1 regression] sound: snd_hda_intel codec probing issue?

Maurizio Avogadro mavoga at gmail.com
Tue Jan 8 09:23:14 CET 2013

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

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