160 	softmac_upper_t	*sup = buf;  in softmac_upper_constructor()  local
164 	mutex_init(&sup->su_mutex, NULL, MUTEX_DEFAULT, NULL);  in softmac_upper_constructor()
165 	cv_init(&sup->su_cv, NULL, CV_DEFAULT, NULL);  in softmac_upper_constructor()
166 	mutex_init(&sup->su_disp_mutex, NULL, MUTEX_DEFAULT, NULL);  in softmac_upper_constructor()
167 	cv_init(&sup->su_disp_cv, NULL, CV_DEFAULT, NULL);  in softmac_upper_constructor()
168 	list_create(&sup->su_req_list, sizeof (softmac_switch_req_t),  in softmac_upper_constructor()
177 	softmac_upper_t	*sup = buf;  in softmac_upper_destructor()  local
179 	ASSERT(sup->su_slp == NULL);  in softmac_upper_destructor()
180 	ASSERT(sup->su_pending_head == NULL && sup->su_pending_tail == NULL);  in softmac_upper_destructor()
181 	ASSERT(!sup->su_dlpi_pending);  in softmac_upper_destructor()
182 	ASSERT(!sup->su_active);  in softmac_upper_destructor()
183 	ASSERT(!sup->su_closing);  in softmac_upper_destructor()
184 	ASSERT(sup->su_tx_flow_mp == NULL);  in softmac_upper_destructor()
185 	ASSERT(sup->su_tx_inprocess == 0);  in softmac_upper_destructor()
186 	ASSERT(sup->su_mode == SOFTMAC_UNKNOWN);  in softmac_upper_destructor()
187 	ASSERT(!sup->su_tx_busy);  in softmac_upper_destructor()
188 	ASSERT(!sup->su_bound);  in softmac_upper_destructor()
189 	ASSERT(!sup->su_taskq_scheduled);  in softmac_upper_destructor()
190 	ASSERT(sup->su_tx_notify_func == NULL);  in softmac_upper_destructor()
191 	ASSERT(sup->su_tx_notify_arg == NULL);  in softmac_upper_destructor()
192 	ASSERT(list_is_empty(&sup->su_req_list));  in softmac_upper_destructor()
194 	list_destroy(&sup->su_req_list);  in softmac_upper_destructor()
195 	mutex_destroy(&sup->su_mutex);  in softmac_upper_destructor()
196 	cv_destroy(&sup->su_cv);  in softmac_upper_destructor()
197 	mutex_destroy(&sup->su_disp_mutex);  in softmac_upper_destructor()
198 	cv_destroy(&sup->su_disp_cv);  in softmac_upper_destructor()
524 	softmac_upper_t	*sup = NULL;  in softmac_drv_open()  local
535 	sup = kmem_cache_alloc(softmac_upper_cachep, KM_NOSLEEP);  in softmac_drv_open()
536 	if (sup == NULL) {  in softmac_drv_open()
541 	ASSERT(list_is_empty(&sup->su_req_list));  in softmac_drv_open()
543 	if ((sup->su_tx_flow_mp = allocb(1, BPRI_HI)) == NULL) {  in softmac_drv_open()
548 	sup->su_rq = rq;  in softmac_drv_open()
549 	sup->su_wq = WR(rq);  in softmac_drv_open()
550 	sup->su_softmac = softmac;  in softmac_drv_open()
551 	sup->su_mode = SOFTMAC_UNKNOWN;  in softmac_drv_open()
553 	sup->su_rxinfo.slr_arg = sup;  in softmac_drv_open()
554 	sup->su_rxinfo.slr_rx = softmac_dedicated_rx;  in softmac_drv_open()
555 	sup->su_direct_rxinfo.slr_arg = sup;  in softmac_drv_open()
556 	sup->su_direct_rxinfo.slr_rx = softmac_dedicated_rx;  in softmac_drv_open()
558 	if ((err = dld_str_open(rq, devp, sup)) != 0) {  in softmac_drv_open()
559 		freeb(sup->su_tx_flow_mp);  in softmac_drv_open()
560 		sup->su_tx_flow_mp = NULL;  in softmac_drv_open()
567 	if (sup != NULL)  in softmac_drv_open()
568 		kmem_cache_free(softmac_upper_cachep, sup);  in softmac_drv_open()
577 	softmac_upper_t	*sup = dld_str_private(rq);  in softmac_drv_close()  local
578 	softmac_t	*softmac = sup->su_softmac;  in softmac_drv_close()
584 	ASSERT(sup->su_tx_inprocess == 0);  in softmac_drv_close()
589 	mutex_enter(&sup->su_disp_mutex);  in softmac_drv_close()
590 	sup->su_closing = B_TRUE;  in softmac_drv_close()
591 	while (sup->su_dlpi_pending)  in softmac_drv_close()
592 		cv_wait(&sup->su_disp_cv, &sup->su_disp_mutex);  in softmac_drv_close()
593 	mutex_exit(&sup->su_disp_mutex);  in softmac_drv_close()
595 	softmac_upperstream_close(sup);  in softmac_drv_close()
597 	if (sup->su_tx_flow_mp != NULL) {  in softmac_drv_close()
598 		freeb(sup->su_tx_flow_mp);  in softmac_drv_close()
599 		sup->su_tx_flow_mp = NULL;  in softmac_drv_close()
602 	if (sup->su_active) {  in softmac_drv_close()
606 		sup->su_active = B_FALSE;  in softmac_drv_close()
609 	sup->su_bound = B_FALSE;  in softmac_drv_close()
610 	sup->su_softmac = NULL;  in softmac_drv_close()
611 	sup->su_closing = B_FALSE;  in softmac_drv_close()
613 	kmem_cache_free(softmac_upper_cachep, sup);  in softmac_drv_close()
622 	softmac_upper_t	*sup = dld_str_private(wq);  in softmac_drv_wput()  local
629 		softmac_wput_data(sup, mp);  in softmac_drv_wput()
641 			softmac_wput_data(sup, mp);  in softmac_drv_wput()
645 		softmac_wput_nondata(sup, mp);  in softmac_drv_wput()
648 		softmac_wput_nondata(sup, mp);  in softmac_drv_wput()
657 	softmac_upper_t	*sup = dld_str_private(wq);  in softmac_drv_wsrv()  local
661 	mutex_enter(&sup->su_mutex);  in softmac_drv_wsrv()
662 	if (sup->su_mode != SOFTMAC_FASTPATH) {  in softmac_drv_wsrv()
666 		sup->su_tx_inprocess++;  in softmac_drv_wsrv()
667 		mutex_exit(&sup->su_mutex);  in softmac_drv_wsrv()
669 		mutex_enter(&sup->su_mutex);  in softmac_drv_wsrv()
670 		if (--sup->su_tx_inprocess == 0)  in softmac_drv_wsrv()
671 			cv_signal(&sup->su_cv);  in softmac_drv_wsrv()
672 	} else if (sup->su_tx_busy && SOFTMAC_CANPUTNEXT(sup->su_slp->sl_wq)) {  in softmac_drv_wsrv()
680 		if (sup->su_tx_notify_func != NULL) {  in softmac_drv_wsrv()
681 			sup->su_tx_inprocess++;  in softmac_drv_wsrv()
682 			mutex_exit(&sup->su_mutex);  in softmac_drv_wsrv()
683 			sup->su_tx_notify_func(sup->su_tx_notify_arg,  in softmac_drv_wsrv()
684 			    (mac_tx_cookie_t)sup);  in softmac_drv_wsrv()
685 			mutex_enter(&sup->su_mutex);  in softmac_drv_wsrv()
686 			if (--sup->su_tx_inprocess == 0)  in softmac_drv_wsrv()
687 				cv_signal(&sup->su_cv);  in softmac_drv_wsrv()
689 		ASSERT(sup->su_tx_flow_mp == NULL);  in softmac_drv_wsrv()
690 		VERIFY((sup->su_tx_flow_mp = getq(wq)) != NULL);  in softmac_drv_wsrv()
691 		sup->su_tx_busy = B_FALSE;  in softmac_drv_wsrv()
693 	mutex_exit(&sup->su_mutex);  in softmac_drv_wsrv()