[alsa-devel] [PATCH v2 05/11] ASoC: Add a set_bias_level() callback to the DAPM context struct

[Mark Brown]

On Sun, Jun 22, 2014 at 10:56:00AM +0530, Vinod Koul wrote:

> Even on DSPs loading firmware and power sequencing the DSP can get some help
> using these functions

> I think I might find some use of this for my work!

Please be more specific about this - what do they offer that runtime PM
and widgets don't offer?
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