multi_audio_control
return multi_audio_control(controller, op, arg, length);
status_t multi_audio_control(geode_controller* controller, uint32 op, void* arg, size_t length);
return multi_audio_control(controller->active_codec, op, arg, length);
status_t multi_audio_control(void* cookie, uint32 op, void* arg, size_t length);
return multi_audio_control(cookie, op, arg, len);
status_t multi_audio_control(void* cookie, uint32 op, void* arg, size_t len);
status_t multi_audio_control(void* cookie, uint32 op, void* arg, size_t len);
return multi_audio_control(cookie, op, arg, len);