[alsa-devel] [PATCH 1/3] ASoC: Add signal generator widget type

[Mark Brown]

On Thu, Dec 01, 2011 at 03:27:00PM +0000, Liam Girdwood wrote:
> On Wed, 2011-11-30 at 20:57 +0000, Mark Brown wrote:
> > A signal generator behaves as an input would but is not considered for
> > any of the special behaviour associated with external input pins. This
> > is especially useful when automatically working out not connected widgets.

> Would this not be an output type ?

It's a signal source - in terms of the DAPM graph and figuring out a
route from an input to an output it's an input.