No ack() calback in component driver

[Kuninori Morimoto]

Hi Sameer, Mark

> > With your commit e2cb4a14541d ("ASoC: soc-core: merge snd_pcm_ops member to
> > component driver") snd_pcm_ops is replaced with callback functions in
> > component driver. In doing so, ack() callback was not retained in component
> > driver.
> 
> > Was this intentional because there were no users of ack() or if there were
> > other reasons?
> 
> I can't see any reason not to allow components to have an ack()
> operation so I'd guess it was just lack of use.

I think I replaced existing callback only.
Thus, I think I did nothing to it if there was no users.

Thank you for your help !!

Best regards
---
Kuninori Morimoto