[alsa-devel] [PATCH 1/2] PCI: Add a helper to check Power Resource Requirements _PR3 existence

[Takashi Iwai]

On Tue, 27 Aug 2019 15:47:55 +0200,
Kai-Heng Feng wrote:
> 
> A driver may want to know the existence of _PR3, to choose different
> runtime suspend behavior. A user will be add in next patch.
> 
> This is mostly the same as nouveau_pr3_present().

Then it'd be nice to clean up the nouveau part, too?


thanks,

Takashi