This callback will be called by the i915 driver to notify the hda driver that its HDMI information needs to be refreshed, i e, that audio output is now available (or unavailable) - usually as a result of a monitor being plugged in (or unplugged).
Reviewed-by: Jani Nikula jani.nikula@intel.com Signed-off-by: David Henningsson david.henningsson@canonical.com --- include/drm/i915_component.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index c9a8b64..c0f4d45 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -34,6 +34,22 @@ struct i915_audio_component { void (*codec_wake_override)(struct device *, bool enable); int (*get_cdclk_freq)(struct device *); } *ops; + + const struct i915_audio_component_audio_ops { + /** + * @audio_ptr: + * + * Pointer to pass when calling pin_eld_notify. + */ + void *audio_ptr; + /** + * @pin_eld_notify: + * + * Called from i915 driver, notifying the HDA driver that + * pin sense and/or ELD information has changed. + */ + void (*pin_eld_notify)(void *audio_ptr, int port); + } *audio_ops; };
#endif /* _I915_COMPONENT_H_ */