[alsa-devel] [PATCH v6] ASoC: add RT286 CODEC driver

[Mark Brown]

On Wed, Jun 04, 2014 at 12:08:41PM +0000, Bard Liao wrote:

> > Kind of?  It solves the cache sync case and if it's write only then we won't need to
> > go to the register map for reads anyway (outside of interrupt handling and so on).

> Does "write only regmap" mean read (almost) everything from cache? If so, we
> don't need to care about the asymmetry read/write issue. In that case, can we
> use regmap for mixer/mux controls just like other drivers do?

Yes, exactly - most things should be able to get away with only using
the cache I'd expect.
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