static void
ld_twa_adjqparam(device_t self, int openings)
{
struct ld_twa_softc *sc = device_private(self);
struct ld_softc *ld = &sc->sc_ld;
ldadjqparam(ld, openings);
}
int
ldbegindetach(struct ld_softc *sc, int flags)
{
int s, rv;
if ((sc->sc_flags & LDF_ENABLED) == 0)
return (0);
if ((flags & DETACH_FORCE) == 0 && sc->sc_dk.dk_openmask != 0)
return (EBUSY);
s = splbio();
sc->sc_flags |= LDF_DETACH;
rv = ldadjqparam(sc, 0);
splx(s);
return (rv);
}