diff options
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/hda_chmap.h | 76 | ||||
| -rw-r--r-- | include/sound/jack.h | 23 |
2 files changed, 90 insertions, 9 deletions
diff --git a/include/sound/hda_chmap.h b/include/sound/hda_chmap.h new file mode 100644 index 000000000000..e20d219a0304 --- /dev/null +++ b/include/sound/hda_chmap.h @@ -0,0 +1,76 @@ +/* + * For multichannel support + */ + +#ifndef __SOUND_HDA_CHMAP_H +#define __SOUND_HDA_CHMAP_H + +#include <sound/pcm.h> +#include <sound/hdaudio.h> + + +#define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 + +struct hdac_cea_channel_speaker_allocation { + int ca_index; + int speakers[8]; + + /* derived values, just for convenience */ + int channels; + int spk_mask; +}; +struct hdac_chmap; + +struct hdac_chmap_ops { + /* + * Helpers for producing the channel map TLVs. These can be overridden + * for devices that have non-standard mapping requirements. + */ + int (*chmap_cea_alloc_validate_get_type)(struct hdac_chmap *chmap, + struct hdac_cea_channel_speaker_allocation *cap, int channels); + void (*cea_alloc_to_tlv_chmap)(struct hdac_chmap *hchmap, + struct hdac_cea_channel_speaker_allocation *cap, + unsigned int *chmap, int channels); + + /* check that the user-given chmap is supported */ + int (*chmap_validate)(struct hdac_chmap *hchmap, int ca, + int channels, unsigned char *chmap); + + void (*get_chmap)(struct hdac_device *hdac, int pcm_idx, + unsigned char *chmap); + void (*set_chmap)(struct hdac_device *hdac, int pcm_idx, + unsigned char *chmap, int prepared); + bool (*is_pcm_attached)(struct hdac_device *hdac, int pcm_idx); + + /* get and set channel assigned to each HDMI ASP (audio sample packet) slot */ + int (*pin_get_slot_channel)(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot); + int (*pin_set_slot_channel)(struct hdac_device *codec, + hda_nid_t pin_nid, int asp_slot, int channel); + void (*set_channel_count)(struct hdac_device *codec, + hda_nid_t cvt_nid, int chs); +}; + +struct hdac_chmap { + unsigned int channels_max; /* max over all cvts */ + struct hdac_chmap_ops ops; + struct hdac_device *hdac; +}; + +void snd_hdac_register_chmap_ops(struct hdac_device *hdac, + struct hdac_chmap *chmap); +int snd_hdac_channel_allocation(struct hdac_device *hdac, int spk_alloc, + int channels, bool chmap_set, + bool non_pcm, unsigned char *map); +int snd_hdac_get_active_channels(int ca); +void snd_hdac_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_hdac_print_channel_allocation(int spk_alloc, char *buf, int buflen); +struct hdac_cea_channel_speaker_allocation *snd_hdac_get_ch_alloc_from_ca(int ca); +int snd_hdac_chmap_to_spk_mask(unsigned char c); +int snd_hdac_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 */ diff --git a/include/sound/jack.h b/include/sound/jack.h index 23bede121c78..1e84bfb553cf 100644 --- a/include/sound/jack.h +++ b/include/sound/jack.h @@ -72,14 +72,16 @@ enum snd_jack_types { #define SND_JACK_SWITCH_TYPES 6 struct snd_jack { - struct input_dev *input_dev; struct list_head kctl_list; struct snd_card *card; + const char *id; +#ifdef CONFIG_SND_JACK_INPUT_DEV + struct input_dev *input_dev; int registered; int type; - const char *id; char name[100]; unsigned int key[6]; /* Keep in sync with definitions above */ +#endif /* CONFIG_SND_JACK_INPUT_DEV */ void *private_data; void (*private_free)(struct snd_jack *); }; @@ -89,10 +91,11 @@ struct snd_jack { int snd_jack_new(struct snd_card *card, const char *id, int type, struct snd_jack **jack, bool initial_kctl, bool phantom_jack); int snd_jack_add_new_kctl(struct snd_jack *jack, const char * name, int mask); +#ifdef CONFIG_SND_JACK_INPUT_DEV void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, int keytype); - +#endif void snd_jack_report(struct snd_jack *jack, int status); #else @@ -107,6 +110,13 @@ static inline int snd_jack_add_new_kctl(struct snd_jack *jack, const char * name return 0; } +static inline void snd_jack_report(struct snd_jack *jack, int status) +{ +} + +#endif + +#if !defined(CONFIG_SND_JACK) || !defined(CONFIG_SND_JACK_INPUT_DEV) static inline void snd_jack_set_parent(struct snd_jack *jack, struct device *parent) { @@ -118,11 +128,6 @@ static inline int snd_jack_set_key(struct snd_jack *jack, { return 0; } - -static inline void snd_jack_report(struct snd_jack *jack, int status) -{ -} - -#endif +#endif /* !CONFIG_SND_JACK || !CONFIG_SND_JACK_INPUT_DEV */ #endif |