[alsa-devel] Strange control interactions on Tegra Harmony

Stephen Warren swarren at nvidia.com
Thu Jan 27 23:55:07 CET 2011

Stephen Warren wrote at Thursday, January 27, 2011 3:00 PM:
> I found the issue, and sent patch "ASoC: Use card as parameter to exported
> PM functions". I was nearly there the last time I looked at this a couple
> days back.
> The issue with both the headphone and speaker mute controls muting both
> outputs is something else though.

Hmm. This issue happens when I run:

aplay foo.wav

But not when I run:

aplay -D hw:0,0 foo.wav

I deleted /etc/asound.conf (which set the default sink to pulse), and the
problem went away. I guess I won't bother investigating this anymore right


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