721 	struct device_node *dn, *pdn;  in pci_dma_bus_setup_pSeriesLP()  local
734 	for (pdn = dn; pdn != NULL; pdn = pdn->parent) {  in pci_dma_bus_setup_pSeriesLP()
735 		dma_window = of_get_property(pdn, "ibm,dma-window", NULL);  in pci_dma_bus_setup_pSeriesLP()
745 	ppci = PCI_DN(pdn);  in pci_dma_bus_setup_pSeriesLP()
748 		 pdn, ppci->table_group);  in pci_dma_bus_setup_pSeriesLP()
753 		iommu_table_setparms_lpar(ppci->phb, pdn, tbl,  in pci_dma_bus_setup_pSeriesLP()
894 static bool find_existing_ddw(struct device_node *pdn, u64 *dma_addr, int *window_shift)  in find_existing_ddw()  argument
903 		if (window->device == pdn) {  in find_existing_ddw()
916 static struct dma_win *ddw_list_new_entry(struct device_node *pdn,  in ddw_list_new_entry()  argument
925 	window->device = pdn;  in ddw_list_new_entry()
934 	struct device_node *pdn;  in find_existing_ddw_windows_named()  local
938 	for_each_node_with_property(pdn, name) {  in find_existing_ddw_windows_named()
939 		dma64 = of_get_property(pdn, name, &len);  in find_existing_ddw_windows_named()
941 			remove_ddw(pdn, true, name);  in find_existing_ddw_windows_named()
945 		window = ddw_list_new_entry(pdn, dma64);  in find_existing_ddw_windows_named()
1008 	struct pci_dn *pdn;  in query_ddw()  local
1031 	pdn = PCI_DN(dn);  in query_ddw()
1032 	buid = pdn->phb->buid;  in query_ddw()
1033 	cfg_addr = ((pdn->busno << 16) | (pdn->devfn << 8));  in query_ddw()
1065 	struct pci_dn *pdn;  in create_ddw()  local
1077 	pdn = PCI_DN(dn);  in create_ddw()
1078 	buid = pdn->phb->buid;  in create_ddw()
1079 	cfg_addr = ((pdn->busno << 16) | (pdn->devfn << 8));  in create_ddw()
1098 	struct device_node *pdn;  member
1144 	struct pci_dn *pdn;  in reset_dma_window()  local
1151 	pdn = PCI_DN(dn);  in reset_dma_window()
1152 	buid = pdn->phb->buid;  in reset_dma_window()
1153 	cfg_addr = (pdn->busno << 16) | (pdn->devfn << 8);  in reset_dma_window()
1231 static bool enable_ddw(struct pci_dev *dev, struct device_node *pdn)  in enable_ddw()  argument
1247 	struct pci_dn *pci = PCI_DN(pdn);  in enable_ddw()
1256 	if (find_existing_ddw(pdn, &dev->dev.archdata.dma_offset, &len)) {  in enable_ddw()
1269 		if (fpdn->pdn == pdn)  in enable_ddw()
1281 	ret = of_property_read_u32_array(pdn, "ibm,ddw-applicable",  in enable_ddw()
1293 	ret = query_ddw(dev, ddw_avail, &query, pdn);  in enable_ddw()
1314 		default_win = of_find_property(pdn, "ibm,dma-window", NULL);  in enable_ddw()
1318 		reset_win_ext = ddw_read_ext(pdn, DDW_EXT_RESET_DMA_WIN, NULL);  in enable_ddw()
1322 		remove_dma_window(pdn, ddw_avail, default_win);  in enable_ddw()
1326 		ret = query_ddw(dev, ddw_avail, &query, pdn);  in enable_ddw()
1393 	ret = of_add_property(pdn, win64);  in enable_ddw()
1396 			pdn, ret);  in enable_ddw()
1400 	window = ddw_list_new_entry(pdn, win64->value);  in enable_ddw()
1413 			clean_dma_window(pdn, win64->value);  in enable_ddw()
1466 	of_remove_property(pdn, win64);  in enable_ddw()
1475 	__remove_dma_window(pdn, ddw_avail, create.liobn);  in enable_ddw()
1479 		reset_dma_window(dev, pdn);  in enable_ddw()
1484 	fpdn->pdn = pdn;  in enable_ddw()
1503 	struct device_node *pdn, *dn;  in pci_dma_dev_setup_pSeriesLP()  local
1519 	for (pdn = dn; pdn && PCI_DN(pdn) && !PCI_DN(pdn)->table_group;  in pci_dma_dev_setup_pSeriesLP()
1520 	     pdn = pdn->parent) {  in pci_dma_dev_setup_pSeriesLP()
1521 		dma_window = of_get_property(pdn, "ibm,dma-window", NULL);  in pci_dma_dev_setup_pSeriesLP()
1526 	if (!pdn || !PCI_DN(pdn)) {  in pci_dma_dev_setup_pSeriesLP()
1532 	pr_debug("  parent is %pOF\n", pdn);  in pci_dma_dev_setup_pSeriesLP()
1534 	pci = PCI_DN(pdn);  in pci_dma_dev_setup_pSeriesLP()
1538 		iommu_table_setparms_lpar(pci->phb, pdn, tbl,  in pci_dma_dev_setup_pSeriesLP()
1555 	struct device_node *dn = pci_device_to_OF_node(pdev), *pdn;  in iommu_bypass_supported_pSeriesLP()  local
1570 	for (pdn = dn; pdn && PCI_DN(pdn) && !PCI_DN(pdn)->table_group;  in iommu_bypass_supported_pSeriesLP()
1571 			pdn = pdn->parent) {  in iommu_bypass_supported_pSeriesLP()
1572 		dma_window = of_get_property(pdn, "ibm,dma-window", NULL);  in iommu_bypass_supported_pSeriesLP()
1577 	if (pdn && PCI_DN(pdn))  in iommu_bypass_supported_pSeriesLP()
1578 		return enable_ddw(pdev, pdn);  in iommu_bypass_supported_pSeriesLP()