snd_mtxcreate
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_als4000 softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_atiixp softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_cmi softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_emu10k1 softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_emu10kx pcm softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_envy24 softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev),
es->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_es137x softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "HDA driver mutex");
sc->lock = snd_mtxcreate(device_get_nameunit(dev),
sc->ich_lock = snd_mtxcreate(device_get_nameunit(dev), "snd_ich softc");
sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_solo softc");
codec->lock = snd_mtxcreate(codec->name, codec->name);
tr->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_t4dwave softc");
via->lock = snd_mtxcreate(device_get_nameunit(dev),
via->lock = snd_mtxcreate(device_get_nameunit(dev),
codec->lock = snd_mtxcreate(codec->name, "ac97 codec");
c->lock = snd_mtxcreate(c->name, "pcm play channel");
c->lock = snd_mtxcreate(c->name, "pcm virtual play channel");
c->lock = snd_mtxcreate(c->name, "pcm record channel");
c->lock = snd_mtxcreate(c->name, "pcm virtual record channel");
m->lock = snd_mtxcreate(m->name, (type == MIXER_TYPE_PRIMARY) ?
d->lock = snd_mtxcreate(device_get_nameunit(dev), "sound cdev");
void *snd_mtxcreate(const char *desc, const char *type);