diff options
Diffstat (limited to 'include/sound/hda_chmap.h')
| -rw-r--r-- | include/sound/hda_chmap.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/sound/hda_chmap.h b/include/sound/hda_chmap.h index f7fd752fc817..5a85b319439a 100644 --- a/include/sound/hda_chmap.h +++ b/include/sound/hda_chmap.h @@ -5,6 +5,7 @@ #ifndef __SOUND_HDA_CHMAP_H #define __SOUND_HDA_CHMAP_H +#include <sound/pcm.h> #include <sound/hdaudio.h> @@ -58,4 +59,18 @@ struct hdac_chmap { void snd_hdac_register_chmap_ops(struct hdac_device *hdac, struct hdac_chmap *chmap); +int hdmi_channel_allocation(struct hdac_device *hdac, int spk_alloc, + int channels, bool chmap_set, + bool non_pcm, unsigned char *map); +int hdmi_get_active_channels(int ca); +void hdmi_setup_channel_mapping(struct hdac_chmap *chmap, + hda_nid_t pin_nid, bool non_pcm, int ca, + int channels, unsigned char *map, + bool chmap_set); +void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); +struct hdac_cea_channel_speaker_allocation *hdmi_get_ch_alloc_from_ca(int ca); +int to_spk_mask(unsigned char c); +int spk_to_chmap(int spk); +int snd_hdac_add_chmap_ctls(struct snd_pcm *pcm, int pcm_idx, + struct hdac_chmap *chmap); #endif /* __SOUND_HDA_CHMAP_H */ |