152 	struct tod_softc *softc;  in tod_getinfo()  local
157 		if ((softc = getsoftc(inst)) == NULL) {  in tod_getinfo()
161 			*result = (void *)softc->dip;  in tod_getinfo()
181 	struct tod_softc *softc = NULL;  in tod_attach()  local
204 		softc = getsoftc(inst);  in tod_attach()
205 		softc->dip = dip;  in tod_attach()
206 		softc->cpr_stage = ~TOD_SUSPENDED;  in tod_attach()
207 		mutex_init(&softc->mutex, NULL, MUTEX_DRIVER, NULL);  in tod_attach()
213 		softc = getsoftc(inst);  in tod_attach()
214 		mutex_enter(&softc->mutex);  in tod_attach()
215 		softc->cpr_stage = ~TOD_SUSPENDED;  in tod_attach()
216 		mutex_exit(&softc->mutex);  in tod_attach()
225 	if (softc)  in tod_attach()
237 	struct tod_softc *softc;  in tod_detach()  local
243 		if ((softc = getsoftc(inst)) == NULL)  in tod_detach()
248 		mutex_destroy(&softc->mutex);  in tod_detach()
255 		softc = getsoftc(inst);  in tod_detach()
256 		mutex_enter(&softc->mutex);  in tod_detach()
257 		softc->cpr_stage = TOD_SUSPENDED;  in tod_detach()
258 		mutex_exit(&softc->mutex);  in tod_detach()
292 	struct tod_softc *softc;  in tod_ioctl()  local
295 	if ((softc = getsoftc(inst)) == NULL)  in tod_ioctl()
298 	mutex_enter(&softc->mutex);  in tod_ioctl()
299 	while (softc->cpr_stage == TOD_SUSPENDED) {  in tod_ioctl()
300 		mutex_exit(&softc->mutex);  in tod_ioctl()
301 		(void) ddi_dev_is_needed(softc->dip, 0, 1);  in tod_ioctl()
302 		mutex_enter(&softc->mutex);  in tod_ioctl()
317 				mutex_exit(&softc->mutex);  in tod_ioctl()
325 				mutex_exit(&softc->mutex);  in tod_ioctl()
345 				mutex_exit(&softc->mutex);  in tod_ioctl()
352 				mutex_exit(&softc->mutex);  in tod_ioctl()
359 				mutex_exit(&softc->mutex);  in tod_ioctl()
366 		mutex_exit(&softc->mutex);  in tod_ioctl()
370 	mutex_exit(&softc->mutex);  in tod_ioctl()