excalibur/io/xcalppm.c

514 	ppm_domain_t *domp;
526 	domp = ppmd->domp;
527 	mutex_enter(&domp->lock);
528 	if (domp == &xcppm_fet) {
529 		for (ppmd = domp->devlist; ppmd; ppmd = ppmd->next) {
540 			domp->pwr_cnt++;
543 	for (ppmd = domp->devlist; ppmd; ppmd = ppmd->next) {
547 	mutex_exit(&domp->lock);
930 	ASSERT(MUTEX_HELD(&ppmd->domp->lock));
1070 	PPM_LOCK_DOMAIN(ppmd->domp);
1076 		if (ppmd->domp->pwr_cnt == 0)
1079 			ppmd->domp->pwr_cnt++;
1082 			    str, ppmd->domp->pwr_cnt));
1086 	PPM_UNLOCK_DOMAIN(ppmd->domp);
1088 	ASSERT(ppmd->domp->pwr_cnt > 0);
1095 	PPM_LOCK_DOMAIN(ppmd->domp);
1105 		ASSERT(ppmd->domp->pwr_cnt > 0);
1106 		ppmd->domp->pwr_cnt--;
1107 		DPRINTF(D_FET, ("%s: DN cnt = %d\n", str, ppmd->domp->pwr_cnt));
1108 		if (ppmd->domp->pwr_cnt == 0)
1112 	PPM_UNLOCK_DOMAIN(ppmd->domp);
1113 	ASSERT(ppmd->domp->pwr_cnt >= 0);
1187 	for (codev = ppmd->domp->devlist; codev; codev = codev->next)
1369 xcppm_lock_all(ppm_domain_t *domp, power_req_t *reqp, int *iresp)
1379 		if (!MUTEX_HELD(&domp->lock))
1380 			mutex_enter(&domp->lock);
1381 		domp->refcnt++;
1382 		ASSERT(domp->devlist != NULL);
1383 		pm_lock_power_single(domp->devlist->dip,
1388 		ASSERT(MUTEX_HELD(&domp->lock));
1389 		ASSERT(domp->devlist != NULL);
1390 		pm_unlock_power_single(domp->devlist->dip,
1392 		if (--domp->refcnt == 0)
1393 			mutex_exit(&domp->lock);
1398 	if (!MUTEX_HELD(&domp->lock))
1399 		if (!mutex_tryenter(&domp->lock)) {
1403 	*iresp = pm_try_locking_power_single(domp->devlist->dip,
1406 		domp->refcnt++;
1408 		mutex_exit(&domp->lock);
1426 	ppm_domain_t *domp;
1490 			domp = ppm_lookup_dev(rdip);
1491 			ASSERT(domp);
1492 			(void) ppm_get_dev(rdip, domp);
1510 			domp = ppmd->domp;
1512 			domp = ppm_lookup_dev(rdip);
1513 			ASSERT(domp);
1514 			ppmd = ppm_get_dev(rdip, domp);
1517 		ASSERT(domp->dflags == PPMD_LOCK_ALL ||
1518 		    domp->dflags == PPMD_LOCK_ONE);
1520 		    (domp->dflags == PPMD_LOCK_ALL) ? "all" : "one",
1523 		if (domp->dflags == PPMD_LOCK_ALL)
1524 			xcppm_lock_all(domp, reqp, result);
1533 			domp = ppmd->domp;
1535 			domp = ppm_lookup_dev(rdip);
1536 			ASSERT(domp);
1537 			ppmd = ppm_get_dev(rdip, domp);
1545 		if (domp->dflags & PPMD_LOCK_ALL)
1547 			    mutex_owner(&domp->lock);
1557 			domp = ppm_lookup_dev(rdip);
1558 			ASSERT(domp);
1559 			ppmd = ppm_get_dev(rdip, domp);
1570 		if (ppmd->domp == &xcppm_cpu)
1572 		else if (ppmd->domp == &xcppm_fet)
1574 		else if (ppmd->domp == &xcppm_upa)
1577 			ASSERT(ppmd->domp == &xcppm_1394);
1597 	ASSERT(MUTEX_HELD(&ppmd->domp->lock));
1624 	if (ppmd->domp == &xcppm_fet) {
1629 		ppmd->domp->pwr_cnt++;
1631 		    ppmd->domp->pwr_cnt));
1632 	} else if (ppmd->domp == &xcppm_upa) {
1651 	ASSERT(MUTEX_HELD(&ppmd->domp->lock));
1652 	if (ppmd->domp == &xcppm_fet) {
1654 			ppmd->domp->pwr_cnt--;
1656 			    ppmd->domp->pwr_cnt));