/* * HD-Audio helpers to sync with i915 driver */ #ifndef __SOUND_HDA_I915_H #define __SOUND_HDA_I915_H #include #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); void snd_hdac_i915_set_bclk(struct hdac_bus *bus); int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, int dev_id, int rate); int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id, bool *audio_enabled, char *buffer, int max_bytes); 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 inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable) { return 0; } static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable) { return 0; } static inline void snd_hdac_i915_set_bclk(struct hdac_bus *bus) { } static inline int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, int dev_id, int rate) { return 0; } static inline int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id, bool *audio_enabled, char *buffer, int max_bytes) { return -ENODEV; } static inline int snd_hdac_i915_init(struct hdac_bus *bus) { return -ENODEV; } 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 */ 9b2dde4886450b965ccd0a6defe8bc33fcc938'>refslogtreecommitdiff
path: root/include/sound/asound.h
AgeCommit message (Expand)AuthorFilesLines