335 	zc_state_t *zcs;  in zc_attach()  local
357 	VERIFY((zcs = ddi_get_soft_state(zc_soft_state, instance)) != NULL);  in zc_attach()
358 	zcs->zc_devinfo = dip;  in zc_attach()
365 	zc_state_t *zcs;  in zc_detach()  local
372 	if ((zcs = ddi_get_soft_state(zc_soft_state, instance)) == NULL)  in zc_detach()
375 	if ((zcs->zc_state & ZC_STATE_MOPEN) ||  in zc_detach()
376 	    (zcs->zc_state & ZC_STATE_SOPEN)) {  in zc_detach()
395 	zc_state_t *zcs;  in zc_getinfo()  local
400 		if ((zcs = ddi_get_soft_state(zc_soft_state, instance)) == NULL)  in zc_getinfo()
402 		*result = zcs->zc_devinfo;  in zc_getinfo()
418 	zc_state_t *zcs = qp->q_ptr;  in zc_switch()  local
419 	ASSERT(zcs != NULL);  in zc_switch()
421 	if (qp == zcs->zc_master_rdq)  in zc_switch()
422 		return (zcs->zc_slave_rdq);  in zc_switch()
423 	else if (OTHERQ(qp) == zcs->zc_master_rdq && zcs->zc_slave_rdq != NULL)  in zc_switch()
424 		return (OTHERQ(zcs->zc_slave_rdq));  in zc_switch()
425 	else if (qp == zcs->zc_slave_rdq)  in zc_switch()
426 		return (zcs->zc_master_rdq);  in zc_switch()
427 	else if (OTHERQ(qp) == zcs->zc_slave_rdq && zcs->zc_master_rdq != NULL)  in zc_switch()
428 		return (OTHERQ(zcs->zc_master_rdq));  in zc_switch()
440 	zc_state_t *zcs = qp->q_ptr;  in zc_side()  local
441 	ASSERT(zcs != NULL);  in zc_side()
443 	if (qp == zcs->zc_master_rdq ||  in zc_side()
444 	    OTHERQ(qp) == zcs->zc_master_rdq) {  in zc_side()
447 	ASSERT(qp == zcs->zc_slave_rdq || OTHERQ(qp) == zcs->zc_slave_rdq);  in zc_side()
453 zc_master_open(zc_state_t *zcs,  in zc_master_open()  argument
467 	if ((zcs->zc_state & ZC_STATE_MOPEN) != 0)  in zc_master_open()
475 	zcs->zc_state |= ZC_STATE_MOPEN;  in zc_master_open()
481 	WR(rqp)->q_ptr = rqp->q_ptr = zcs;  in zc_master_open()
491 	zcs->zc_master_rdq = rqp;  in zc_master_open()
513 zc_slave_open(zc_state_t *zcs,  in zc_slave_open()  argument
530 	if ((zcs->zc_state & ZC_STATE_SOPEN) != 0) {  in zc_slave_open()
531 		ASSERT((rqp != NULL) && (WR(rqp)->q_ptr == zcs));  in zc_slave_open()
541 	minor = ddi_get_instance(zcs->zc_devinfo) << 1 | ZC_SLAVE_MINOR;  in zc_slave_open()
542 	major = ddi_driver_major(zcs->zc_devinfo);  in zc_slave_open()
556 	zcs->zc_state |= ZC_STATE_SOPEN;  in zc_slave_open()
562 	WR(rqp)->q_ptr = rqp->q_ptr = zcs;  in zc_slave_open()
569 	zcs->zc_slave_rdq = rqp;  in zc_slave_open()
598 	zc_state_t *zcs;  in zc_open()  local
603 	if ((zcs = ddi_get_soft_state(zc_soft_state, instance)) == NULL)  in zc_open()
608 		ret = zc_master_open(zcs, rqp, devp, oflag, sflag, credp);  in zc_open()
611 		ret = zc_slave_open(zcs, rqp, devp, oflag, sflag, credp);  in zc_open()
630 	zc_state_t *zcs;  in zc_close()  local
634 	zcs = (zc_state_t *)rqp->q_ptr;  in zc_close()
636 	if (rqp == zcs->zc_master_rdq) {  in zc_close()
639 		zcs->zc_master_rdq = NULL;  in zc_close()
640 		zcs->zc_state &= ~ZC_STATE_MOPEN;  in zc_close()
646 		if (zcs->zc_slave_rdq != NULL) {  in zc_close()
647 			qenable(WR(zcs->zc_slave_rdq));  in zc_close()
653 	} else if (rqp == zcs->zc_slave_rdq) {  in zc_close()
656 		zcs->zc_state &= ~ZC_STATE_SOPEN;  in zc_close()
657 		zcs->zc_slave_rdq = NULL;  in zc_close()
661 			if (zcs->zc_master_rdq != NULL)  in zc_close()
662 				putnext(zcs->zc_master_rdq, bp);  in zc_close()
673 		if (zcs->zc_master_rdq != NULL)  in zc_close()
674 			qenable(WR(zcs->zc_master_rdq));  in zc_close()
683 		major = ddi_driver_major(zcs->zc_devinfo);  in zc_close()
684 		minor = ddi_get_instance(zcs->zc_devinfo) << 1 | ZC_SLAVE_MINOR;  in zc_close()
747 	zc_state_t *zcs;  in zc_wput()  local
761 	zcs = (zc_state_t *)qp->q_ptr;  in zc_wput()
762 	if (zcs->zc_master_rdq != NULL && qp == WR(zcs->zc_master_rdq) &&  in zc_wput()
776 			if (zcs->zc_slave_vnode != NULL) {  in zc_wput()
802 			if (ZC_STATE_TO_SLAVEDEV(zcs) !=  in zc_wput()
815 			zcs->zc_slave_vnode = slave_filep->f_vnode;  in zc_wput()
816 			VN_HOLD(zcs->zc_slave_vnode);  in zc_wput()
817 			slave_snodep = VTOCS(zcs->zc_slave_vnode);  in zc_wput()
834 			if (zcs->zc_slave_vnode == NULL) {  in zc_wput()
861 			if (zcs->zc_slave_vnode->v_rdev !=  in zc_wput()
874 			slave_snodep = VTOCS(zcs->zc_slave_vnode);  in zc_wput()
878 			VN_RELE(zcs->zc_slave_vnode);  in zc_wput()
879 			zcs->zc_slave_vnode = NULL;  in zc_wput()
950 	zc_state_t *zcs;  in zc_rsrv()  local
951 	zcs = (zc_state_t *)qp->q_ptr;  in zc_rsrv()
957 	ASSERT(qp == zcs->zc_master_rdq || qp == zcs->zc_slave_rdq);  in zc_rsrv()