platforms/pseries/iommu.c

543 				 struct device_node *dn,
556 	node = phb->dn;
561 				"missing tce entries !\n", dn);
585 	struct device_node *dn;
592 	dn = pci_bus_to_OF_node(bus);
594 	pr_debug("pci_dma_bus_setup_pSeries: setting up bus %pOF\n", dn);
602 	pci = PCI_DN(dn);
609 	while (isa_dn && isa_dn != dn)
615 	for (children = 0, tmp = dn->child; tmp; tmp = tmp->sibling)
650 	iommu_table_setparms(pci->phb, dn, tbl);
703 static struct device_node *pci_dma_find(struct device_node *dn,
711 	for ( ; dn && PCI_DN(dn); dn = dn->parent) {
712 		default_prop = of_get_property(dn, "ibm,dma-window", NULL);
714 			rdn = dn;
717 		ddw_prop = of_get_property(dn, DIRECT64_PROPNAME, NULL);
719 			rdn = dn;
723 		ddw_prop = of_get_property(dn, DMA64_PROPNAME, NULL);
725 			rdn = dn;
774 	struct device_node *dn, *pdn;
778 	dn = pci_bus_to_OF_node(bus);
781 		 dn);
783 	pdn = pci_dma_find(dn, &prop);
834 	struct device_node *dn;
839 	dn = dev->dev.of_node;
846 		struct pci_controller *phb = PCI_DN(dn)->phb;
849 		PCI_DN(dn)->table_group = iommu_pseries_alloc_group(phb->node);
850 		tbl = PCI_DN(dn)->table_group->tables[0];
851 		iommu_table_setparms(phb, dn, tbl);
864 	while (dn && PCI_DN(dn) && PCI_DN(dn)->table_group == NULL)
865 		dn = dn->parent;
867 	if (dn && PCI_DN(dn))
869 				PCI_DN(dn)->table_group->tables[0]);
1085 	struct device_node *dn;
1108 	dn = pci_device_to_OF_node(dev);
1109 	pdn = PCI_DN(dn);
1144 	struct device_node *dn;
1156 	dn = pci_device_to_OF_node(dev);
1157 	pdn = PCI_DN(dn);
1212 	struct device_node *dn;
1219 	dn = pci_device_to_OF_node(dev);
1220 	pdn = PCI_DN(dn);
1309 	struct device_node *dn;
1319 	dn = of_find_node_by_type(NULL, "ibm,pmemory");
1320 	pmem_present = dn != NULL;
1321 	of_node_put(dn);
1359 	dn = pci_device_to_OF_node(dev);
1448 		  create.liobn, dn);
1478 				 dn, ret);
1575 	struct device_node *pdn, *dn;
1588 	dn = pci_device_to_OF_node(dev);
1589 	pr_debug("  node is %pOF\n", dn);
1591 	pdn = pci_dma_find(dn, &prop);
1594 		       "no DMA window found for pci dev=%s dn=%pOF\n",
1595 				 pci_name(dev), dn);
1633 	struct device_node *dn = pci_device_to_OF_node(pdev), *pdn;
1639 	dev_dbg(&pdev->dev, "node is %pOF\n", dn);
1647 	pdn = pci_dma_find(dn, NULL);
1702 	struct device_node *np = rd->dn;
1786 	struct device_node *pdn, *dn = pdev->dev.of_node;
1790 	pdn = pci_dma_find(dn, NULL);