61 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pseries_pcibios_bus_add_device()  local
68 	pdn->device_id  =  pdev->device;  in pseries_pcibios_bus_add_device()
69 	pdn->vendor_id  =  pdev->vendor;  in pseries_pcibios_bus_add_device()
70 	pdn->class_code =  pdev->class;  in pseries_pcibios_bus_add_device()
76 	pdn->last_allow_rc =  0;  in pseries_pcibios_bus_add_device()
78 	pdn->pe_number  =  physfn_pdn->pe_num_map[pdn->vf_index];  in pseries_pcibios_bus_add_device()
79 	edev = pdn_to_eeh_dev(pdn);  in pseries_pcibios_bus_add_device()
85 	eeh_add_device_early(pdn);  in pseries_pcibios_bus_add_device()
87 	edev->pe_config_addr =  (pdn->busno << 16) | (pdn->devfn << 8);  in pseries_pcibios_bus_add_device()
168 static int pseries_eeh_cap_start(struct pci_dn *pdn)  in pseries_eeh_cap_start()  argument
172 	if (!pdn)  in pseries_eeh_cap_start()
175 	rtas_read_config(pdn, PCI_STATUS, 2, &status);  in pseries_eeh_cap_start()
183 static int pseries_eeh_find_cap(struct pci_dn *pdn, int cap)  in pseries_eeh_find_cap()  argument
185 	int pos = pseries_eeh_cap_start(pdn);  in pseries_eeh_find_cap()
193 		rtas_read_config(pdn, pos, 1, &pos);  in pseries_eeh_find_cap()
197 		rtas_read_config(pdn, pos + PCI_CAP_LIST_ID, 1, &id);  in pseries_eeh_find_cap()
208 static int pseries_eeh_find_ecap(struct pci_dn *pdn, int cap)  in pseries_eeh_find_ecap()  argument
210 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_find_ecap()
217 	if (rtas_read_config(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pseries_eeh_find_ecap()
230 		if (rtas_read_config(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pseries_eeh_find_ecap()
246 static void *pseries_eeh_probe(struct pci_dn *pdn, void *data)  in pseries_eeh_probe()  argument
255 	edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_probe()
260 	if (!pdn->vendor_id || !pdn->device_id || !pdn->class_code)  in pseries_eeh_probe()
264         if ((pdn->class_code >> 8) == PCI_CLASS_BRIDGE_ISA)  in pseries_eeh_probe()
272 	edev->class_code = pdn->class_code;  in pseries_eeh_probe()
273 	edev->pcix_cap = pseries_eeh_find_cap(pdn, PCI_CAP_ID_PCIX);  in pseries_eeh_probe()
274 	edev->pcie_cap = pseries_eeh_find_cap(pdn, PCI_CAP_ID_EXP);  in pseries_eeh_probe()
275 	edev->aer_cap = pseries_eeh_find_ecap(pdn, PCI_EXT_CAP_ID_ERR);  in pseries_eeh_probe()
280 			rtas_read_config(pdn, edev->pcie_cap + PCI_EXP_FLAGS,  in pseries_eeh_probe()
292 	pe.phb = pdn->phb;  in pseries_eeh_probe()
293 	pe.config_addr = (pdn->busno << 16) | (pdn->devfn << 8);  in pseries_eeh_probe()
315 				__func__, pdn->busno, PCI_SLOT(pdn->devfn),  in pseries_eeh_probe()
316 				PCI_FUNC(pdn->devfn), pe.phb->global_number,  in pseries_eeh_probe()
318 		} else if (pdn->parent && pdn_to_eeh_dev(pdn->parent) &&  in pseries_eeh_probe()
319 			   (pdn_to_eeh_dev(pdn->parent))->pe) {  in pseries_eeh_probe()
323 			edev->pe_config_addr = pdn_to_eeh_dev(pdn->parent)->pe_config_addr;  in pseries_eeh_probe()
710 static int pseries_eeh_read_config(struct pci_dn *pdn, int where, int size, u32 *val)  in pseries_eeh_read_config()  argument
712 	return rtas_read_config(pdn, where, size, val);  in pseries_eeh_read_config()
724 static int pseries_eeh_write_config(struct pci_dn *pdn, int where, int size, u32 val)  in pseries_eeh_write_config()  argument
726 	return rtas_write_config(pdn, where, size, val);  in pseries_eeh_write_config()
729 static int pseries_eeh_restore_config(struct pci_dn *pdn)  in pseries_eeh_restore_config()  argument
731 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pseries_eeh_restore_config()
742 		ret = eeh_restore_vf_config(pdn);  in pseries_eeh_restore_config()
754 int pseries_send_allow_unfreeze(struct pci_dn *pdn,  in pseries_send_allow_unfreeze()  argument
761 	addr = rtas_config_addr(pdn->busno, pdn->devfn, 0);  in pseries_send_allow_unfreeze()
762 	buid = pdn->phb->buid;  in pseries_send_allow_unfreeze()
774 			pdn->phb->global_number, addr, rc);  in pseries_send_allow_unfreeze()
780 	struct pci_dn *pdn, *tmp, *parent, *physfn_pdn;  in pseries_call_allow_unfreeze()  local
790 			pdn = eeh_dev_to_pdn(edev);  in pseries_call_allow_unfreeze()
791 			parent = pdn->parent;  in pseries_call_allow_unfreeze()
794 					cpu_to_be16(pdn->pe_num_map[vf_index]);  in pseries_call_allow_unfreeze()
795 			rc = pseries_send_allow_unfreeze(pdn, vf_pe_array,  in pseries_call_allow_unfreeze()
797 			pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
799 				list_for_each_entry_safe(pdn, tmp,  in pseries_call_allow_unfreeze()
806 					if (pdn->busno != bus ||  in pseries_call_allow_unfreeze()
807 					    pdn->devfn != devfn)  in pseries_call_allow_unfreeze()
809 					pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
813 			pdn = pci_get_pdn(edev->pdev);  in pseries_call_allow_unfreeze()
814 			vf_pe_array[0] = cpu_to_be16(pdn->pe_number);  in pseries_call_allow_unfreeze()
818 			pdn->last_allow_rc = rc;  in pseries_call_allow_unfreeze()
826 static int pseries_notify_resume(struct pci_dn *pdn)  in pseries_notify_resume()  argument
828 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pseries_notify_resume()