snd_tscm_stream_lock_try   50 sound/firewire/tascam/tascam-pcm.c 	err = snd_tscm_stream_lock_try(tscm);
snd_tscm_stream_lock_try  176 sound/firewire/tascam/tascam.h int snd_tscm_stream_lock_try(struct snd_tscm *tscm);