snd_pcm_chmap 425 include/sound/ac97_codec.h struct snd_pcm_chmap; snd_pcm_chmap 533 include/sound/ac97_codec.h struct snd_pcm_chmap *chmaps[2]; /* channel-maps (optional) */ snd_pcm_chmap 1100 include/sound/pcm.h snd_pcm_chmap_substream(struct snd_pcm_chmap *info, unsigned int idx) snd_pcm_chmap 1123 include/sound/pcm.h struct snd_pcm_chmap **info_ret);