/* * 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); int (*get_spk_alloc)(struct hdac_device *hdac, int pcm_idx); 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 */ og msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>tools</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools/perf?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>perf</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools/perf/tests?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>tests</a>/<a href='/cgit.cgi/linux/net-next.git/log/tools/perf/tests/parse-events.c?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2'>parse-events.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/tools/perf/tests/parse-events.c?h=nds-private-remove&id=396bf4cd835e62d70fad4a03a8963e61f19021f2&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>