[alsa-devel] [PATCH 2/3] ALSA: hda - Move in_pm accessors to HDA core

[Takashi Iwai]

On Wed, 27 Jun 2018 11:38:40 +0200,
Chris Wilson wrote:
> 
> Quoting Takashi Iwai (2018-06-27 10:10:33)
> > The in_pm atomic in hdac_device is an important field used as a flag
> > as well as a refcount for PM.  The existing snd_hdac_power_up/down
> > helpers already refer to it in the HD-audio core code, while the code
> > to actually setting the value (atomic_inc() / _dec()) is open-coded in
> > HDA legacy side, which is hard to find.
> > 
> > This patch adds the helper functions to set/reset the in_pm counter to
> > HDA core and use them in HDA legacy side, for making it clearer who /
> > where the PM is managed.
> > 
> > There is no functional changes, just code refactoring.
> > 
> > Signed-off-by: Takashi Iwai <tiwai at suse.de>
> 
> Mechanical code change that helps explain what it is doing,
> Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

This patch still seems OK, so merged to for-next branch alone.


Takashi