ALSA: hda - allow codecs to access the i915 pin/ELD callback

[firefly-linux-kernel-4.4.55.git] / include / sound / hda_i915.h

diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h
index adb5ba5cbd9d02622b49369d26036952fa9d7255..a5b5cae03e87f5e97fcc61b7d21946916ee5b196 100644 (file)
--- a/include/sound/hda_i915.h
+++ b/include/sound/hda_i915.h
@@ -4,12 +4,15 @@
 #ifndef __SOUND_HDA_I915_H
 #define __SOUND_HDA_I915_H
 
+#include <drm/i915_component.h>
+
 #ifdef CONFIG_SND_HDA_I915
 int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable);
 int snd_hdac_display_power(struct hdac_bus *bus, bool enable);
 int snd_hdac_get_display_clk(struct hdac_bus *bus);
 int snd_hdac_i915_init(struct hdac_bus *bus);
 int snd_hdac_i915_exit(struct hdac_bus *bus);
+int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *);
 #else
 static int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable)
 {
@@ -31,6 +34,10 @@ static inline int snd_hdac_i915_exit(struct hdac_bus *bus)
 {
        return 0;
 }
+static inline int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *ops)
+{
+       return -ENODEV;
+}
 #endif
 
 #endif /* __SOUND_HDA_I915_H */