[alsa-devel] [PATCH 3/3] ALSA: Build jack detection
Takashi Iwai
tiwai at suse.de
Mon Jul 28 15:05:46 CEST 2008
At Sun, 27 Jul 2008 12:12:25 +0100,
Mark Brown wrote:
>
> Since jack detection requires the input subsystem which may not be
> desired on small systems it is not built unless required by a driver
> that is being built. Drivers using jack detection should use a pattern
> like this:
>
> config SND_FOO
> tristate "..."
> ...
> select SND_JACK if INPUT=y || INPUT=SND
>
> to ensure that the jack detection API is enabled if the input subsystem
> is. If the input subsystem is not enabled then a stub version of the
> API is provided.
Would be nice to put this as a comment in sound/core/Kconfig.
thanks,
Takashi
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