[alsa-devel] [PATCH] ASoC: dapm: Replace siggen widget type with mic widgets

[Mark Brown]

On Tue, Dec 01, 2015 at 07:57:11PM +0100, Lars-Peter Clausen wrote:
> On 12/01/2015 06:32 PM, Charles Keepax wrote:

> > The siggen widget type doesn't really require its own special handling.
> > It can be handled identically to a mic widget, ie. it is a source of a
> > signal and causes things to power up when an output is connected.

> > However, as siggen widgets present as always on (the power check always
> > returns 1), this leads to some odd interactions with DAPM.

> Sounds sensible, but I'd keep the siggen type and just change the
> power_check callback. snd_soc_dapm_mic widgets are a bit special in that
> they also influence how input and output widgets behave, we don't want the
> same behavior for siggen widgets, since siggen widgets are internal to CODEC
> while mic widgets are usually external.

Yeah, the siggen widgets were created because mics are funky - best to
just fix the bug.
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