[alsa-devel] Loud pops from Intel HDA onboard sound, may damage speakers (fwd)
tiwai at suse.de
Sat Mar 26 13:22:34 CET 2011
At Sat, 26 Mar 2011 12:12:46 +0000 (GMT),
Chris Wilson wrote:
> Hi Takashi,
> On Sat, 26 Mar 2011, Takashi Iwai wrote:
> > At Fri, 25 Mar 2011 23:40:42 +0000 (GMT),
> >>>> Unfortunately, I can confirm that stock 2.6.38 does NOT resolve the
> >>>> pops on suspend and resume.
> >>> OK, then did you try to set option power_save_controller=0 for
> >>> snd-hda-intel?
> >> I tried this by adding the following line to
> >> /etc/modprobe.d/alsa-base.conf:
> >> options snd-hda-intel power_save_controller=0
> >> and after a reboot, I still get the same pops on suspend and resume. Is
> >> there some way to check dynamically whether the settings of the driver
> >> match what's configured here?
> > The actual value is shown in /sys/module/snd_hda_intel/parameters/*.
> Thanks, it shows the value "N", is that the same as "0"?
Did you already try Kailang's patch?
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