[alsa-devel] asihpi: Control naming

Clemens Ladisch clemens at ladisch.de
Fri Oct 1 09:05:58 CEST 2010

Sebastian H. wrote:
> In alsamixer-qt4 I've just stumbled over enum elements for which both
> snd_mixer_selem_is_enum_playback and
> snd_mixer_selem_is_enum_capture
> return 0/false (2.6.32 kernel emu10k1 chip).
> May I drop the question in if this state can be considered valid


> and besides *playback* and *capture* elements there's a third group of
> *neutral* elements?

Those are elements where the simple mixer code doesn't know the
direction (because the driver author didn't put "Playback" or "Capture"
into the name).


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