[alsa-devel] [PATCH 17/31] ASoC: tegra: call pm_runtime APIs around register accesses

[Mark Brown]

On Mon, Nov 18, 2013 at 10:25:46AM -0700, Stephen Warren wrote:
> On 11/16/2013 03:02 AM, Mark Brown wrote:

> > Or alternatively should the driver be making the device
> > cache only when runtime PM is disabled?

> The regmap is already cache-only when runtime-suspended. However the
> registers don't get flushed during resume. I suppose that would require
> only adding one extra call to the PM resume function?

Yup, should probably do that anyway since that's going to bite someone
otherwise.  We probably want a single operation to flush and enable
writes now I think about it, it's the common case.

> For some reason, my gut prefers this current solution, but I could be
> persuaded.

I'm not dead set against doing it this way, it's just that it feels like
if it's required something's not working as well as it should.
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