[alsa-devel] [PATCH] ASoC: nau8825: Add Class G function options

[Mark Brown]

On Wed, Dec 14, 2016 at 04:40:15PM +0800, John Hsu wrote:
> On 12/13/2016 2:12 PM, Ben Zhang wrote:

> > +static SOC_ENUM_SINGLE_DECL(
> > +	nau8825_class_g_enum, SND_SOC_NOPM, 0, nau8825_class_g_src);
> > +

> The register SND_SOC_NOPM can't use at the enum put and get function
> in the older kernel. Ex. kernel 3.14. The driver has to modify the
> DAPM in the platform with older kernel.

Older kernels are not relevant upstream.  If you need to backport that
should be handled separately.
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