[alsa-devel] [PATCH 2/5] ASoC: Call snd_soc_new_widgets() after registering cards DAPM widgets

[Mark Brown]

On Wed, Apr 13, 2011 at 02:32:35PM +0200, Lars-Peter Clausen wrote:

> But snd_soc_dapm_new_widgets also calls dapm_power_widgets which operates on
> the passed dapm_context, will it be without any effect on the DAPM context,
> when it is called on a newly allocated context?

Yup.

> Otherwise I would say call snd_soc_dapm_new_widgets once for the cards
> dapm_context and snd_soc_dapm_sync for each codec context.

There's no point in repeatedly syncing - it may cause audible issues if
we power things off due to incomplete information.  If the sync isn't
propagating over the entire system we should fix that.