[alsa-devel] Add documentation for codec specific mixer controls of Analog codec
tiwai at suse.de
Tue Oct 4 07:27:41 CEST 2011
At Tue, 4 Oct 2011 10:09:37 +0800,
Raymond Yau wrote:
> Analog codecs
> * Channel Mode
> This is an enum control to change the surround-channel setup,
> appears only when the surround channels are available.
> It gives the number of channels to be used, "2ch", "4ch" and "6ch".
> According to the configuration, this also controls the
> jack-retasking of multi-I/O jacks.
> * Independent HP
> When this enum control is enabled, the headphone output is routed
> from an individual stream (the third PCM such as hw:0,2) instead of
> the primary stream.
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