On Thu, May 19, 2016 at 09:33:15AM +0300, Peter Ujfalusi wrote:
> Should the ak4642 implement the suspend callback and:
> static int ak4642_suspend(struct snd_soc_codec *codec)
> {
> struct regmap *regmap = dev_get_regmap(codec->dev, NULL);
>
> regcache_cache_only(regmap, true);
> I know it is highly unlikely that anything is going to be written to the chip
> while the board is suspended. Probably the suspend and changing the cache only
> is not needed, but in this way things look a bit more complete?
Yes, that's more idiomatic - it also allows better sharing with runtime
PM.
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