1 /* 2 * HD-Audio helpers to sync with i915 driver 3 */ 4 #ifndef __SOUND_HDA_I915_H 5 #define __SOUND_HDA_I915_H 6 7 #include <drm/i915_component.h> 8 9 #ifdef CONFIG_SND_HDA_I915 10 int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable); 11 int snd_hdac_display_power(struct hdac_bus *bus, bool enable); 12 int snd_hdac_get_display_clk(struct hdac_bus *bus); 13 int snd_hdac_i915_init(struct hdac_bus *bus); 14 int snd_hdac_i915_exit(struct hdac_bus *bus); 15 int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *); 16 #else 17 static inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable) 18 { 19 return 0; 20 } 21 static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable) 22 { 23 return 0; 24 } 25 static inline int snd_hdac_get_display_clk(struct hdac_bus *bus) 26 { 27 return 0; 28 } 29 static inline int snd_hdac_i915_init(struct hdac_bus *bus) 30 { 31 return -ENODEV; 32 } 33 static inline int snd_hdac_i915_exit(struct hdac_bus *bus) 34 { 35 return 0; 36 } 37 static inline int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *ops) 38 { 39 return -ENODEV; 40 } 41 #endif 42 43 #endif /* __SOUND_HDA_I915_H */ 44