[alsa-devel] [RFC][PATCH] ASoC: soc-core: verify Sound Card normality

[Mark Brown]

On Fri, Mar 31, 2017 at 09:48:02AM +0200, Takashi Iwai wrote:
> Mark Brown wrote:

> > flag directly when we see a problem call a function to do it.  That way
> > if we want to improve things in the future we can do that without having
> > to update the callers again.

> BTW, ALSA core has snd_card_disconnect() that does this kind of
> shut-up from user-space.  It was introduced for hot-unplug, but
> basically unbinding is the software hot-unplug.  So, if ASoC won't
> rebind a once-unbound component, you can simply call
> snd_card_disconnect() at the component unbinding time to assure that
> no further user actions can be done.

Ah, that's exactly the sort of improvement I was thinking of!
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