48 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pseries_pcibios_bus_add_device()  local
56 		pdn->device_id  =  pdev->device;  in pseries_pcibios_bus_add_device()
57 		pdn->vendor_id  =  pdev->vendor;  in pseries_pcibios_bus_add_device()
58 		pdn->class_code =  pdev->class;  in pseries_pcibios_bus_add_device()
64 		pdn->last_allow_rc =  0;  in pseries_pcibios_bus_add_device()
67 	pseries_eeh_init_edev(pdn);  in pseries_pcibios_bus_add_device()
75 		struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pseries_pcibios_bus_add_device()
77 		edev->pe_config_addr =  (pdn->busno << 16) | (pdn->devfn << 8);  in pseries_pcibios_bus_add_device()
99 static int pseries_eeh_get_pe_config_addr(struct pci_dn *pdn)  in pseries_eeh_get_pe_config_addr()  argument
101 	int config_addr = rtas_config_addr(pdn->busno, pdn->devfn, 0);  in pseries_eeh_get_pe_config_addr()
102 	struct pci_controller *phb = pdn->phb;  in pseries_eeh_get_pe_config_addr()
246 static int pseries_eeh_cap_start(struct pci_dn *pdn)  in pseries_eeh_cap_start()  argument
250 	if (!pdn)  in pseries_eeh_cap_start()
253 	rtas_read_config(pdn, PCI_STATUS, 2, &status);  in pseries_eeh_cap_start()
261 static int pseries_eeh_find_cap(struct pci_dn *pdn, int cap)  in pseries_eeh_find_cap()  argument
263 	int pos = pseries_eeh_cap_start(pdn);  in pseries_eeh_find_cap()
271 		rtas_read_config(pdn, pos, 1, &pos);  in pseries_eeh_find_cap()
275 		rtas_read_config(pdn, pos + PCI_CAP_LIST_ID, 1, &id);  in pseries_eeh_find_cap()
286 static int pseries_eeh_find_ecap(struct pci_dn *pdn, int cap)  in pseries_eeh_find_ecap()  argument
288 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_find_ecap()
295 	if (rtas_read_config(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pseries_eeh_find_ecap()
308 		if (rtas_read_config(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pseries_eeh_find_ecap()
326 	struct pci_dn *pdn = eeh_dev_to_pdn(edev);  in pseries_eeh_pe_get_parent()  local
334 		pdn = pci_get_pdn(edev->physfn);  in pseries_eeh_pe_get_parent()
336 		pdn = pdn ? pdn->parent : NULL;  in pseries_eeh_pe_get_parent()
337 	while (pdn) {  in pseries_eeh_pe_get_parent()
339 		parent = pdn_to_eeh_dev(pdn);  in pseries_eeh_pe_get_parent()
346 		pdn = pdn->parent;  in pseries_eeh_pe_get_parent()
362 void pseries_eeh_init_edev(struct pci_dn *pdn)  in pseries_eeh_init_edev()  argument
378 	edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_init_edev()
392 	if (!pdn->vendor_id || !pdn->device_id || !pdn->class_code)  in pseries_eeh_init_edev()
396         if ((pdn->class_code >> 8) == PCI_CLASS_BRIDGE_ISA)  in pseries_eeh_init_edev()
406 	edev->pcix_cap = pseries_eeh_find_cap(pdn, PCI_CAP_ID_PCIX);  in pseries_eeh_init_edev()
407 	edev->pcie_cap = pseries_eeh_find_cap(pdn, PCI_CAP_ID_EXP);  in pseries_eeh_init_edev()
408 	edev->aer_cap = pseries_eeh_find_ecap(pdn, PCI_EXT_CAP_ID_ERR);  in pseries_eeh_init_edev()
410 	if ((pdn->class_code >> 8) == PCI_CLASS_BRIDGE_PCI) {  in pseries_eeh_init_edev()
413 			rtas_read_config(pdn, edev->pcie_cap + PCI_EXP_FLAGS,  in pseries_eeh_init_edev()
424 	ret = pseries_eeh_get_pe_config_addr(pdn);  in pseries_eeh_init_edev()
432 	pe.phb = pdn->phb;  in pseries_eeh_init_edev()
460 	struct pci_dn *pdn;  in pseries_eeh_probe()  local
462 	pdn = pci_get_pdn_by_devfn(pdev->bus, pdev->devfn);  in pseries_eeh_probe()
463 	if (!pdn)  in pseries_eeh_probe()
470 	edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_probe()
485 void pseries_eeh_init_edev_recursive(struct pci_dn *pdn)  in pseries_eeh_init_edev_recursive()  argument
489 	if (!pdn)  in pseries_eeh_init_edev_recursive()
492 	list_for_each_entry(n, &pdn->child_list, list)  in pseries_eeh_init_edev_recursive()
495 	pseries_eeh_init_edev(pdn);  in pseries_eeh_init_edev_recursive()
675 	struct pci_dn *pdn = eeh_dev_to_pdn(edev);  in pseries_eeh_read_config()  local
677 	return rtas_read_config(pdn, where, size, val);  in pseries_eeh_read_config()
691 	struct pci_dn *pdn = eeh_dev_to_pdn(edev);  in pseries_eeh_write_config()  local
693 	return rtas_write_config(pdn, where, size, val);  in pseries_eeh_write_config()
697 static int pseries_send_allow_unfreeze(struct pci_dn *pdn, u16 *vf_pe_array, int cur_vfs)  in pseries_send_allow_unfreeze()  argument
703 	addr = rtas_config_addr(pdn->busno, pdn->devfn, 0);  in pseries_send_allow_unfreeze()
704 	buid = pdn->phb->buid;  in pseries_send_allow_unfreeze()
716 			pdn->phb->global_number, addr, rc);  in pseries_send_allow_unfreeze()
723 	struct pci_dn *pdn, *tmp, *parent, *physfn_pdn;  in pseries_call_allow_unfreeze()  local
732 			pdn = eeh_dev_to_pdn(edev);  in pseries_call_allow_unfreeze()
733 			parent = pdn->parent;  in pseries_call_allow_unfreeze()
736 					cpu_to_be16(pdn->pe_num_map[vf_index]);  in pseries_call_allow_unfreeze()
737 			rc = pseries_send_allow_unfreeze(pdn, vf_pe_array,  in pseries_call_allow_unfreeze()
739 			pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
741 				list_for_each_entry_safe(pdn, tmp,  in pseries_call_allow_unfreeze()
748 					if (pdn->busno != bus ||  in pseries_call_allow_unfreeze()
749 					    pdn->devfn != devfn)  in pseries_call_allow_unfreeze()
751 					pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
755 			pdn = pci_get_pdn(edev->pdev);  in pseries_call_allow_unfreeze()
762 			pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
812 	struct pci_dn *pdn;  in eeh_pseries_init()  local
864 			pdn = list_first_entry(&PCI_DN(phb->dn)->child_list, struct pci_dn, list);  in eeh_pseries_init()
865 			config_addr = pseries_eeh_get_pe_config_addr(pdn);  in eeh_pseries_init()