snd_tscm_stream_reserve_duplex  104 sound/firewire/tascam/tascam-pcm.c 		err = snd_tscm_stream_reserve_duplex(tscm, rate);
snd_tscm_stream_reserve_duplex  171 sound/firewire/tascam/tascam.h int snd_tscm_stream_reserve_duplex(struct snd_tscm *tscm, unsigned int rate);