On Wed, May 22, 2019 at 10:52:04PM +0800, Jiaxin Yu wrote: > System suspend will power off audio, so we need regcache sync when > system resume. > > Remove pm_runtime_get_sync in dev probe and pm_runtime_put_sync in > dev remove.So that audio dev can triggle runitme suspend and resume. While allowing runtime PM to run is good it'd be better to have a standard system power management resume function as well that ensures everything is restored after suspend to avoid unfortunate interactions with user configuration of runtime PM.
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