596 	struct pci_dn *pdn = pci_get_pdn(dev);  in pnv_ioda_get_pe()  local
598 	if (!pdn)  in pnv_ioda_get_pe()
600 	if (pdn->pe_number == IODA_INVALID_PE)  in pnv_ioda_get_pe()
602 	return &phb->ioda.pe_array[pdn->pe_number];  in pnv_ioda_get_pe()
693 		struct pci_dn *pdn = pci_get_pdn(pdev);  in pnv_ioda_set_peltv()  local
696 		if (pdn && pdn->pe_number != IODA_INVALID_PE) {  in pnv_ioda_set_peltv()
697 			parent = &phb->ioda.pe_array[pdn->pe_number];  in pnv_ioda_set_peltv()
716 		struct pci_dn *pdn = pci_get_pdn(parent);  in pnv_ioda_unset_peltv()  local
718 		if (pdn && pdn->pe_number != IODA_INVALID_PE) {  in pnv_ioda_unset_peltv()
719 			rc = opal_pci_set_peltv(phb->opal_id, pdn->pe_number,  in pnv_ioda_unset_peltv()
877 	struct pci_dn *pdn = pci_get_pdn(dev);  in pnv_ioda_setup_dev_PE()  local
880 	if (!pdn) {  in pnv_ioda_setup_dev_PE()
885 	if (pdn->pe_number != IODA_INVALID_PE)  in pnv_ioda_setup_dev_PE()
899 	 * At some point we want to remove the PDN completely anyways  in pnv_ioda_setup_dev_PE()
901 	pdn->pe_number = pe->pe_number;  in pnv_ioda_setup_dev_PE()
906 	pe->rid = dev->bus->number << 8 | pdn->devfn;  in pnv_ioda_setup_dev_PE()
914 		pdn->pe_number = IODA_INVALID_PE;  in pnv_ioda_setup_dev_PE()
996 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pnv_pci_ioda_dma_dev_setup()  local
1036 	if (pdn)  in pnv_pci_ioda_dma_dev_setup()
1037 		pdn->pe_number = pe->pe_number;  in pnv_pci_ioda_dma_dev_setup()
1122 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pnv_pci_ioda_iommu_bypass_supported()  local
1125 	if (WARN_ON(!pdn || pdn->pe_number == IODA_INVALID_PE))  in pnv_pci_ioda_iommu_bypass_supported()
1128 	pe = &phb->ioda.pe_array[pdn->pe_number];  in pnv_pci_ioda_iommu_bypass_supported()
2329 	struct pci_dn *pdn;  in pnv_pci_enable_device_hook()  local
2331 	pdn = pci_get_pdn(dev);  in pnv_pci_enable_device_hook()
2332 	if (!pdn || pdn->pe_number == IODA_INVALID_PE) {  in pnv_pci_enable_device_hook()
2342 	struct pci_dn *pdn;  in pnv_ocapi_enable_device_hook()  local
2345 	pdn = pci_get_pdn(dev);  in pnv_ocapi_enable_device_hook()
2346 	if (!pdn)  in pnv_ocapi_enable_device_hook()
2349 	if (pdn->pe_number == IODA_INVALID_PE) {  in pnv_ocapi_enable_device_hook()
2458 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pnv_pci_release_device()  local
2465 	if (!pdn || pdn->pe_number == IODA_INVALID_PE)  in pnv_pci_release_device()
2479 	 * PCI hotplug can happen as part of EEH error recovery. The @pdn  in pnv_pci_release_device()
2481 	 * set the PE number in @pdn to an invalid one. Otherwise, the PE's  in pnv_pci_release_device()
2486 	pe = &phb->ioda.pe_array[pdn->pe_number];  in pnv_pci_release_device()
2487 	pdn->pe_number = IODA_INVALID_PE;  in pnv_pci_release_device()