On Wed, Jul 27, 2016 at 08:11:49PM +0200, Takashi Iwai wrote: > I'm wondering whether it's a better option to block the unbind > behavior, either in driver base (allowing to return an error) or in > the sound side (waiting in remove() until the sane point).
That's certainly going to be a lot easier and part of the reason it's never been looked at much is that (unlike USB) there's very little reason why an ASoC sound card would ever be hotplugged - even in development these days the normal development flow involves rebooting.
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