Quoting Chris Wilson (2018-08-02 17:04:16)
> The LPE audio is a child device of i915, it is powered up and down
> alongside the igfx and presents no independent runtime interface. This
> aptly fulfils the description of a "No-Callback" Device, so mark it
> thus.
>
> Fixes: 183c00350ccd ("drm/i915: Fix runtime PM for LPE audio")
> Testcase: igt/pm_rpm/basic-pci-d3-state
> Testcase: igt/pm_rpm/basic-rte
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Takashi Iwai <tiwai@xxxxxxx>
> Cc: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
Checks out with the documentation.
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Regards, Joonas
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