Re: WM8962 crashing on suspend

[Mark Brown <broonie@kernel.org>]

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On Wed, Apr 27, 2022 at 04:48:25PM +0000, Charles Keepax wrote:

> Yeah in my head snd_soc_suspend would have been called which
> would (assuming the DAI doesn't have ignore_suspend set) shut
> down the DAPM graph for the audio route, causing the runtime
> references to all be released and the CODEC to be suspended
> through runtime_pm. Not sure if I missed something there, and

Runtime suspend won't do anything beyond tracking the reference count
when we're in the middle of system suspend IIRC, it won't actually call
the operations.

> that also allows for systems where the CODEC doesn't suspend
> during system suspend. That said guess there probably arn't
> any use-cases for that on wm8962 and I am more than happy to
> use the force_suspend ops if you are happy with it.

The other option would be to move the runtime PM stuff into the bias
level configuration I guess.

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