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).
Signed-off-by: David Henningsson <david.henningsson@xxxxxxxxxxxxx>
---
include/drm/i915_component.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h
index c9a8b64..ab5bde37 100644
--- a/include/drm/i915_component.h
+++ b/include/drm/i915_component.h
@@ -34,6 +34,18 @@ 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 {
+ void *audio_ptr;
+ /**
+ * Call from i915 driver, notifying the HDA driver that
+ * pin sense and/or ELD information has changed.
+ * @audio_ptr: HDA driver object
+ * @port: Which port has changed (PORTA / PORTB / PORTC etc)
+ * @port_mst_index: Index within that port, for DisplayPort multistreaming
+ */
+ void (*pin_eld_notify)(void *audio_ptr, int port, int port_mst_index);
+ } *audio_ops;
};
#endif /* _I915_COMPONENT_H_ */
--
1.9.1
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