353 	const int chain = unit % SOUND_STEP;  in register_sound_special_device()  local
358 	switch (chain) {  in register_sound_special_device()
404 			sprintf(_name, "unknown%d", chain);  in register_sound_special_device()
411 	return sound_insert_unit(&chains[chain], fops, -1, unit, max_unit,  in register_sound_special_device()
522 static struct sound_unit *__look_for_unit(int chain, int unit)  in __look_for_unit()  argument
526 	s=chains[chain];  in __look_for_unit()
538 	int chain;  in soundcore_open()  local
543 	chain=unit&0x0F;  in soundcore_open()
544 	if(chain==4 || chain==5)	/* dsp/audio/dsp16 */  in soundcore_open()
548 		chain=3;  in soundcore_open()
552 	s = __look_for_unit(chain, unit);  in soundcore_open()
566 		request_module("sound-service-%i-%i", unit>>4, chain);  in soundcore_open()
579 		s = __look_for_unit(chain, unit);  in soundcore_open()