snd_usb_mixer_elem_init_std
snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
snd_usb_mixer_elem_init_std(&cval->head, mixer, term->id);
snd_usb_mixer_elem_init_std(&cval->head, state->mixer, hdr->bClockID);
snd_usb_mixer_elem_init_std(&cval->head, state->mixer, unitid);
snd_usb_mixer_elem_init_std(&cval->head, state->mixer, unitid);
snd_usb_mixer_elem_init_std(&cval->head, state->mixer, unitid);
void snd_usb_mixer_elem_init_std(struct usb_mixer_elem_list *list,
snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);
snd_usb_mixer_elem_init_std(&mei->info.head, mixer,
snd_usb_mixer_elem_init_std(&cval->head, mixer, unitid);