216 	gpib_handle_t hdl;  in gpibintr()  local
220 	hdl = TAILQ_FIRST(&sc->sc_queue);  in gpibintr()
221 	(hdl->hq_callback)(hdl->hq_softc, GPIBCBF_INTR);  in gpibintr()
230     void *arg, gpib_handle_t *hdl)  in _gpibregister()  argument
233 	*hdl = malloc(sizeof(struct gpibqueue), M_DEVBUF, M_WAITOK);  in _gpibregister()
234 	(*hdl)->hq_slave = slave;  in _gpibregister()
235 	(*hdl)->hq_callback = callback;  in _gpibregister()
236 	(*hdl)->hq_softc = arg;  in _gpibregister()
245 _gpibrequest(struct gpib_softc *sc, gpib_handle_t hdl)  in _gpibrequest()  argument
248 	DPRINTF(DBG_FOLLOW, ("_gpibrequest: sc=%p hdl=%p\n", sc, hdl));  in _gpibrequest()
250 	TAILQ_INSERT_TAIL(&sc->sc_queue, hdl, hq_list);  in _gpibrequest()
251 	if (TAILQ_FIRST(&sc->sc_queue) == hdl)  in _gpibrequest()
261 _gpibrelease(struct gpib_softc *sc, gpib_handle_t hdl)  in _gpibrelease()  argument
264 	DPRINTF(DBG_FOLLOW, ("_gpibrelease: sc=%p hdl=%p\n", sc, hdl));  in _gpibrelease()
266 	TAILQ_REMOVE(&sc->sc_queue, hdl, hq_list);  in _gpibrelease()
267 	if ((hdl = TAILQ_FIRST(&sc->sc_queue)) != NULL)  in _gpibrelease()
268 		(*hdl->hq_callback)(hdl->hq_softc, GPIBCBF_START);  in _gpibrelease()