Re: [PATCH v1 2/3] ASoC: codecs: wm_adsp: Allow wm_adsp to hibernate without stopping DSP

From: Richard Fitzgerald

Date: Mon Feb 23 2026 - 11:58:27 EST


On 23/02/2026 4:05 pm, Stefan Binding wrote:
Some parts do not stop the DSP core before runtime suspend, however,
this leaves the DSP controls enabled and accessible whilst the part is
suspended and the regmap is cache_only.

Add new APIs to allow for the DSP to hibernate when the part is
suspended, and the DSP is not shut down.

Signed-off-by: Stefan Binding <sbinding@xxxxxxxxxxxxxxxxxxxxx>
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Reviewed-by: Richard Fitzgerald <rf@xxxxxxxxxxxxxxxxxxxxx>