Cross Reference: /illumos-gate/usr/src/uts/sun4u/opl/io/dm2s.c

Lines Matching refs:dm2sp
121 void dm2s_start(queue_t *wq, dm2s_t *dm2sp);
124 void dm2s_receive(dm2s_t *dm2sp);
129 static void dm2s_cleanup(dm2s_t *dm2sp);
130 static int dm2s_mbox_init(dm2s_t *dm2sp);
131 static void dm2s_mbox_fini(dm2s_t *dm2sp);
248 	dm2s_t *dm2sp;
267 	dm2sp = (dm2s_t *)ddi_get_soft_state(dm2s_softstate, instance);
268 	if (dm2sp == NULL) {
273 	dm2sp->ms_dip = dip;
274 	dm2sp->ms_major = ddi_driver_major(dip);
275 	dm2sp->ms_ppa = instance;
286 	    &dm2sp->ms_ibcookie) != DDI_SUCCESS) {
290 	mutex_init(&dm2sp->ms_lock, NULL, MUTEX_DRIVER,
291 	    (void *)dm2sp->ms_ibcookie);
293 	dm2sp->ms_clean |= DM2S_CLEAN_LOCK;
294 	cv_init(&dm2sp->ms_wait, NULL, CV_DRIVER, NULL);
295 	dm2sp->ms_clean |= DM2S_CLEAN_CV;
305 	dm2sp->ms_clean |= DM2S_CLEAN_NODE;
306 	ddi_set_driver_private(dip, (caddr_t)dm2sp);
310 	dm2s_cleanup(dm2sp);
321 	dm2s_t	*dm2sp;
328 		dm2sp = (dm2s_t *)ddi_get_soft_state(dm2s_softstate, minor);
329 		if (dm2sp == NULL) {
332 			*result = dm2sp->ms_dip;
356 	dm2s_t *dm2sp;
363 	dm2sp = (dm2s_t *)ddi_get_soft_state(dm2s_softstate, instance);
364 	if (dm2sp == NULL) {
368 	mutex_enter(&dm2sp->ms_lock);
371 	if (dm2sp->ms_state & DM2S_MB_INITED) {
372 		mutex_exit(&dm2sp->ms_lock);
376 	mutex_exit(&dm2sp->ms_lock);
377 	dm2s_cleanup(dm2sp);
390 	dm2s_t *dm2sp;
406 	if ((dm2sp = ddi_get_soft_state(dm2s_softstate, instance)) == NULL) {
411 	mutex_enter(&dm2sp->ms_lock);
412 	if (dm2sp->ms_state & DM2S_OPENED) {
414 		mutex_exit(&dm2sp->ms_lock);
419 	dm2sp->ms_state |= DM2S_OPENED;
421 	if ((ret = dm2s_mbox_init(dm2sp)) != 0) {
422 		dm2sp->ms_state = 0;
423 		mutex_exit(&dm2sp->ms_lock);
426 	rq->q_ptr = WR(rq)->q_ptr = (void *)dm2sp;
427 	dm2sp->ms_rq = rq;
428 	dm2sp->ms_wq = WR(rq);
429 	mutex_exit(&dm2sp->ms_lock);
445 	dm2s_t *dm2sp = (dm2s_t *)rq->q_ptr;
448 	if (dm2sp == NULL) {
454 	mutex_enter(&dm2sp->ms_lock);
455 	(void) scf_mb_flush(dm2sp->ms_target, dm2sp->ms_key, MB_FLUSH_ALL);
456 	dm2s_mbox_fini(dm2sp);
457 	mutex_exit(&dm2sp->ms_lock);
465 	if (dm2sp->ms_rbufcid != 0) {
466 		qunbufcall(rq, dm2sp->ms_rbufcid);
467 		dm2sp->ms_rbufcid = 0;
469 	if (dm2sp->ms_rq_timeoutid != 0) {
470 		DTRACE_PROBE1(dm2s_rqtimeout__cancel, dm2s_t, dm2sp);
471 		(void) quntimeout(dm2sp->ms_rq, dm2sp->ms_rq_timeoutid);
472 		dm2sp->ms_rq_timeoutid = 0;
474 	if (dm2sp->ms_wq_timeoutid != 0) {
475 		DTRACE_PROBE1(dm2s_wqtimeout__cancel, dm2s_t, dm2sp);
476 		(void) quntimeout(dm2sp->ms_wq, dm2sp->ms_wq_timeoutid);
477 		dm2sp->ms_wq_timeoutid = 0;
482 	mutex_enter(&dm2sp->ms_lock);
483 	dm2sp->ms_rq = dm2sp->ms_wq = NULL;
484 	dm2sp->ms_state &= ~DM2S_OPENED;
485 	mutex_exit(&dm2sp->ms_lock);
503 	dm2s_t *dm2sp = (dm2s_t *)rq->q_ptr;
506 	ASSERT(dm2sp != NULL);
507 	mutex_enter(&dm2sp->ms_lock);
510 	dm2s_receive(dm2sp);
511 	mutex_exit(&dm2sp->ms_lock);
535 	dm2s_t *dm2sp = (dm2s_t *)wq->q_ptr;
538 	ASSERT(dm2sp != NULL);
540 	if (dm2sp->ms_wq_timeoutid != 0) {
541 		DTRACE_PROBE1(dm2s_wqtimeout__cancel, dm2s_t, dm2sp);
542 		(void) quntimeout(dm2sp->ms_wq, dm2sp->ms_wq_timeoutid);
543 		dm2sp->ms_wq_timeoutid = 0;
545 	mutex_enter(&dm2sp->ms_lock);
546 	dm2s_start(wq, dm2sp);
547 	mutex_exit(&dm2sp->ms_lock);
562 	dm2s_t	*dm2sp = (dm2s_t *)wq->q_ptr;
565 	if (dm2sp == NULL) {
626 			(void) scf_mb_flush(dm2sp->ms_target, dm2sp->ms_key,
632 			(void) scf_mb_flush(dm2sp->ms_target, dm2sp->ms_key,
653 dm2s_cleanup(dm2s_t *dm2sp)
658 	ASSERT(dm2sp != NULL);
659 	if (dm2sp->ms_clean & DM2S_CLEAN_NODE) {
660 		(void) sprintf(name, "%s%d", DM2S_MODNAME, dm2sp->ms_ppa);
661 		ddi_remove_minor_node(dm2sp->ms_dip, name);
663 	if (dm2sp->ms_clean & DM2S_CLEAN_LOCK)
664 		mutex_destroy(&dm2sp->ms_lock);
665 	if (dm2sp->ms_clean & DM2S_CLEAN_CV)
666 		cv_destroy(&dm2sp->ms_wait);
667 	ddi_set_driver_private(dm2sp->ms_dip, NULL);
668 	ddi_soft_state_free(dm2s_softstate, dm2sp->ms_ppa);
675 dm2s_mbox_init(dm2s_t *dm2sp)
680 	ASSERT(MUTEX_HELD(&dm2sp->ms_lock));
681 	dm2sp->ms_target = DM2S_TARGET_ID;
682 	dm2sp->ms_key = DSCP_KEY;
683 	dm2sp->ms_state &= ~DM2S_MB_INITED;
686 	while (!(dm2sp->ms_state & DM2S_MB_CONN)) {
688 		ret = scf_mb_init(dm2sp->ms_target, dm2sp->ms_key,
689 		    dm2s_event_handler, (void *)dm2sp);
697 			dm2sp->ms_state |= DM2S_MB_INITED;
700 			while (!(dm2sp->ms_state &
703 				if (cv_wait_sig(&dm2sp->ms_wait,
704 				    &dm2sp->ms_lock) <= 0) {
712 		if ((ret != 0) || (dm2sp->ms_state & DM2S_MB_DISC)) {
714 			if (dm2sp->ms_state & DM2S_MB_INITED) {
715 				(void) scf_mb_fini(dm2sp->ms_target,
716 				    dm2sp->ms_key);
718 			if (dm2sp->ms_state & DM2S_MB_DISC) {
725 			dm2sp->ms_state &= ~(DM2S_MB_INITED | DM2S_MB_DISC |
738 			ret = cv_reltimedwait_sig(&dm2sp->ms_wait,
739 			    &dm2sp->ms_lock, tout, TR_CLOCK_TICK);
755 	ret = scf_mb_ctrl(dm2sp->ms_target, dm2sp->ms_key,
756 	    SCF_MBOP_MAXMSGSIZE, &dm2sp->ms_mtu);
758 	if ((ret == 0) && (dm2sp->ms_mtu < DM2S_DEF_MTU)) {
760 		    "but found %d\n", DM2S_DEF_MTU, dm2sp->ms_mtu);
765 		dm2sp->ms_state &= ~DM2S_MB_INITED;
766 		(void) scf_mb_fini(dm2sp->ms_target, dm2sp->ms_key);
776 dm2s_mbox_fini(dm2s_t *dm2sp)
780 	ASSERT(dm2sp != NULL);
781 	if (dm2sp->ms_state & DM2S_MB_INITED) {
783 		ret =  scf_mb_fini(dm2sp->ms_target, dm2sp->ms_key);
789 		dm2sp->ms_state &= ~(DM2S_MB_INITED |DM2S_MB_CONN |
800 	dm2s_t *dm2sp = (dm2s_t *)arg;
803 	ASSERT(dm2sp != NULL);
804 	mutex_enter(&dm2sp->ms_lock);
805 	if (!(dm2sp->ms_state & DM2S_MB_INITED)) {
810 		mutex_exit(&dm2sp->ms_lock);
821 		dm2sp->ms_state |= DM2S_MB_CONN;
822 		cv_broadcast(&dm2sp->ms_wait);
827 		if (!DM2S_MBOX_READY(dm2sp)) {
837 		if (dm2sp->ms_rq != NULL) {
838 			qenable(dm2sp->ms_rq);
844 		if (!DM2S_MBOX_READY(dm2sp)) {
854 		if (dm2sp->ms_wq != NULL) {
855 			qenable(dm2sp->ms_wq);
860 		dm2sp->ms_state |= DM2S_MB_DISC;
861 		if (dm2sp->ms_state & DM2S_MB_CONN) {
866 			rq = dm2sp->ms_rq;
868 				mutex_exit(&dm2sp->ms_lock);
874 				DTRACE_PROBE1(dm2s_hangup, dm2s_t, dm2sp);
875 				mutex_enter(&dm2sp->ms_lock);
882 			cv_broadcast(&dm2sp->ms_wait);
890 	mutex_exit(&dm2sp->ms_lock);
901 dm2s_start(queue_t *wq, dm2s_t *dm2sp)
907 	ASSERT(dm2sp != NULL);
908 	ASSERT(MUTEX_HELD(&dm2sp->ms_lock));
914 			ret = dm2s_transmit(wq, mp, dm2sp->ms_target,
915 			    dm2sp->ms_key);
922 				if (dm2sp->ms_wq_timeoutid == 0) {
924 					    dm2s_t, dm2sp);
925 					dm2sp->ms_wq_timeoutid = qtimeout(wq,
926 					    dm2s_wq_timeout, (void *)dm2sp,
931 				mutex_exit(&dm2sp->ms_lock);
939 				DTRACE_PROBE1(dm2s_hangup, dm2s_t, dm2sp);
943 				mutex_enter(&dm2sp->ms_lock);
963 dm2s_receive(dm2s_t *dm2sp)
965 	queue_t	*rq = dm2sp->ms_rq;
971 	ASSERT(dm2sp != NULL);
972 	ASSERT(MUTEX_HELD(&dm2sp->ms_lock));
980 	while (DM2S_MBOX_READY(dm2sp) && ((ret = scf_mb_canget(dm2sp->ms_target,
981 	    dm2sp->ms_key, &len)) == 0)) {
993 			dm2sp->ms_rbufcid = qbufcall(rq, len, BPRI_MED,
994 			    dm2s_bufcall_rcv, dm2sp);
995 			if (dm2sp->ms_rbufcid == 0) {
1003 				    dm2s_t, dm2sp);
1004 				dm2sp->ms_rq_timeoutid = qtimeout(rq,
1005 				    dm2s_rq_timeout, (void *)dm2sp,
1014 		dm2sp->ms_sg_rcv.msc_dptr = (caddr_t)mp->b_wptr;
1015 		dm2sp->ms_sg_rcv.msc_len = len;
1017 		ret = scf_mb_getmsg(dm2sp->ms_target, dm2sp->ms_key, len, 1,
1018 		    &dm2sp->ms_sg_rcv, 0);
1024 		DMPBYTES("dm2s: Getmsg: ", len, 1, &dm2sp->ms_sg_rcv);
1033 	if ((!DM2S_MBOX_READY(dm2sp)) || (ret != ENOMSG && ret != EMSGSIZE)) {
1039 		mutex_exit(&dm2sp->ms_lock);
1042 		DTRACE_PROBE1(dm2s_hangup, dm2s_t, dm2sp);
1043 		mutex_enter(&dm2sp->ms_lock);
1055 	dm2s_t *dm2sp = (dm2s_t *)wq->q_ptr;
1061 	ASSERT(dm2sp != NULL);
1062 	ASSERT(MUTEX_HELD(&dm2sp->ms_lock));
1066 	if (!DM2S_MBOX_READY(dm2sp)) {
1073 	if (len > dm2sp->ms_mtu) {
1078 		DTRACE_PROBE2(dm2s_msg_too_big, dm2s_t, dm2sp, uint32_t, len);
1083 	if ((ret = dm2s_prep_scatgath(mp, &numsg, dm2sp->ms_sg_tx,
1091 	ret = scf_mb_putmsg(target, key, len, numsg, dm2sp->ms_sg_tx, 0);
1095 		if (++dm2sp->ms_retries >= DM2S_MAX_RETRIES) {
1102 			DTRACE_PROBE2(dm2s_retry_fail, dm2s_t, dm2sp, int, ret);
1104 			dm2sp->ms_retries = 0;
1107 		DTRACE_PROBE2(dm2s_mb_busy, dm2s_t, dm2sp, int, ret);
1114 	DMPBYTES("dm2s: Putmsg: ", len, numsg, dm2sp->ms_sg_tx);
1115 	dm2sp->ms_retries = 0;
1130 	dm2s_t *dm2sp = (dm2s_t *)arg;
1133 	mutex_enter(&dm2sp->ms_lock);
1134 	dm2sp->ms_rbufcid = 0;
1135 	if (dm2sp->ms_rq != NULL) {
1136 		qenable(dm2sp->ms_rq);
1138 	mutex_exit(&dm2sp->ms_lock);
1150 	dm2s_t *dm2sp = (dm2s_t *)arg;
1153 	mutex_enter(&dm2sp->ms_lock);
1154 	dm2sp->ms_rq_timeoutid = 0;
1155 	if (dm2sp->ms_rq != NULL) {
1156 		qenable(dm2sp->ms_rq);
1158 	mutex_exit(&dm2sp->ms_lock);
1170 	dm2s_t *dm2sp = (dm2s_t *)arg;
1173 	mutex_enter(&dm2sp->ms_lock);
1174 	dm2sp->ms_wq_timeoutid = 0;
1175 	if (dm2sp->ms_wq != NULL) {
1176 		qenable(dm2sp->ms_wq);
1178 	mutex_exit(&dm2sp->ms_lock);