list_mix_controls
return list_mix_controls(controller, (multi_mix_control_info*)arg);
status = list_mix_controls(cookie, &info);
case B_MULTI_LIST_MIX_CONTROLS: return list_mix_controls(cookie, arg);
case B_MULTI_LIST_MIX_CONTROLS: return list_mix_controls(cookie, arg);
status = list_mix_controls(fDevice, &fMixControlInfo);
status_t list_mix_controls(int device, multi_mix_control_info* info);