62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
// HD-Audio helpers to sync with DRM driver
|
|
|
|
#ifndef __SOUND_HDA_COMPONENT_H
|
|
#define __SOUND_HDA_COMPONENT_H
|
|
|
|
#include <drm/drm_audio_component.h>
|
|
|
|
#ifdef CONFIG_SND_HDA_COMPONENT
|
|
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_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_acomp_init(struct hdac_bus *bus,
|
|
const struct drm_audio_component_audio_ops *aops,
|
|
int (*match_master)(struct device *, void *),
|
|
size_t extra_size);
|
|
int snd_hdac_acomp_exit(struct hdac_bus *bus);
|
|
int snd_hdac_acomp_register_notifier(struct hdac_bus *bus,
|
|
const struct drm_audio_component_audio_ops *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_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_acomp_init(struct hdac_bus *bus,
|
|
const struct drm_audio_component_audio_ops *aops,
|
|
int (*match_master)(struct device *, void *),
|
|
size_t extra_size)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
static inline int snd_hdac_acomp_exit(struct hdac_bus *bus)
|
|
{
|
|
return 0;
|
|
}
|
|
static inline int snd_hdac_acomp_register_notifier(struct hdac_bus *bus,
|
|
const struct drm_audio_component_audio_ops *ops)
|
|
{
|
|
return -ENODEV;
|
|
}
|
|
#endif
|
|
|
|
#endif /* __SOUND_HDA_COMPONENT_H */
|