diff options
Diffstat (limited to 'kernel/include/sound/hda_i915.h')
| -rw-r--r-- | kernel/include/sound/hda_i915.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/kernel/include/sound/hda_i915.h b/kernel/include/sound/hda_i915.h new file mode 100644 index 000000000..930b41e5a --- /dev/null +++ b/kernel/include/sound/hda_i915.h @@ -0,0 +1,43 @@ +/* + * HD-Audio helpers to sync with i915 driver + */ +#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 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 int snd_hdac_get_display_clk(struct hdac_bus *bus) +{ + return 0; +} +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 */ |