[alsa-devel] hda intel - power save - need more help
tiwai at suse.de
Mon Jun 2 11:41:42 CEST 2008
At Mon, 2 Jun 2008 15:07:49 +0530,
Harsha priya gupta wrote:
> I verified the value of /sys/modules/snd_hda_intel/parameters/power_save to be
> How can i ensure that the analog switches are off? Through Kmix?
Any sane mixer apps you like. But note that some mixer apps are buggy
and don't show all mixer components.
> On Mon, Jun 2, 2008 at 1:01 PM, Takashi Iwai <tiwai at suse.de> wrote:
> At Mon, 2 Jun 2008 12:15:06 +0530,
> Harsha priya gupta wrote:
> > I checked on these articles on powertop...i manually set it the value to
> > for *POWER_SAVE_DEFAULT but still don't see any power saving...
> Check whether it's really set to 10 in
> Also, the power-save is turned on only when all analog loopback
> switches are off, e.g. Mic Playback Switch or Beep Playback Switch
> must be off. Otherwise the analog part must be powered on.
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