284 static int pnv_eeh_find_cap(struct pci_dn *pdn, int cap)  in pnv_eeh_find_cap()  argument
290 	if (!pdn)  in pnv_eeh_find_cap()
294 	pnv_pci_cfg_read(pdn, PCI_STATUS, 2, &status);  in pnv_eeh_find_cap()
299 		pnv_pci_cfg_read(pdn, pos, 1, &pos);  in pnv_eeh_find_cap()
304 		pnv_pci_cfg_read(pdn, pos + PCI_CAP_LIST_ID, 1, &id);  in pnv_eeh_find_cap()
319 static int pnv_eeh_find_ecap(struct pci_dn *pdn, int cap)  in pnv_eeh_find_ecap()  argument
321 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_find_ecap()
327 	if (pnv_pci_cfg_read(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pnv_eeh_find_ecap()
340 		if (pnv_pci_cfg_read(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pnv_eeh_find_ecap()
364 static void *pnv_eeh_probe(struct pci_dn *pdn, void *data)  in pnv_eeh_probe()  argument
366 	struct pci_controller *hose = pdn->phb;  in pnv_eeh_probe()
368 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_probe()
382 	if ((pdn->class_code >> 8) == PCI_CLASS_BRIDGE_ISA)  in pnv_eeh_probe()
386 	edev->class_code = pdn->class_code;  in pnv_eeh_probe()
388 	edev->pcix_cap = pnv_eeh_find_cap(pdn, PCI_CAP_ID_PCIX);  in pnv_eeh_probe()
389 	edev->pcie_cap = pnv_eeh_find_cap(pdn, PCI_CAP_ID_EXP);  in pnv_eeh_probe()
390 	edev->aer_cap  = pnv_eeh_find_ecap(pdn, PCI_EXT_CAP_ID_ERR);  in pnv_eeh_probe()
394 			pnv_pci_cfg_read(pdn, edev->pcie_cap + PCI_EXP_FLAGS,  in pnv_eeh_probe()
404 	edev->config_addr    = (pdn->busno << 8) | (pdn->devfn);  in pnv_eeh_probe()
411 			__func__, hose->global_number, pdn->busno,  in pnv_eeh_probe()
412 			PCI_SLOT(pdn->devfn), PCI_FUNC(pdn->devfn), ret);  in pnv_eeh_probe()
433 	if ((pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
434 	     pdn->device_id == 0x1657) ||  in pnv_eeh_probe()
435 	    (pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
436 	     pdn->device_id == 0x168a) ||  in pnv_eeh_probe()
437 	    (pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
438 	     pdn->device_id == 0x168e))  in pnv_eeh_probe()
449 					     pdn->busno);  in pnv_eeh_probe()
835 	struct pci_dn *pdn = pci_get_pdn_by_devfn(dev->bus, dev->devfn);  in pnv_eeh_bridge_reset()  local
836 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_bridge_reset()
849 			eeh_ops->read_config(pdn, aer + PCI_ERR_UNCOR_MASK,  in pnv_eeh_bridge_reset()
852 			eeh_ops->write_config(pdn, aer + PCI_ERR_UNCOR_MASK,  in pnv_eeh_bridge_reset()
856 		eeh_ops->read_config(pdn, PCI_BRIDGE_CONTROL, 2, &ctrl);  in pnv_eeh_bridge_reset()
858 		eeh_ops->write_config(pdn, PCI_BRIDGE_CONTROL, 2, ctrl);  in pnv_eeh_bridge_reset()
863 		eeh_ops->read_config(pdn, PCI_BRIDGE_CONTROL, 2, &ctrl);  in pnv_eeh_bridge_reset()
865 		eeh_ops->write_config(pdn, PCI_BRIDGE_CONTROL, 2, ctrl);  in pnv_eeh_bridge_reset()
871 			eeh_ops->read_config(pdn, aer + PCI_ERR_UNCOR_MASK,  in pnv_eeh_bridge_reset()
874 			eeh_ops->write_config(pdn, aer + PCI_ERR_UNCOR_MASK,  in pnv_eeh_bridge_reset()
1091 static inline bool pnv_eeh_cfg_blocked(struct pci_dn *pdn)  in pnv_eeh_cfg_blocked()  argument
1093 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_cfg_blocked()
1104 static int pnv_eeh_read_config(struct pci_dn *pdn,  in pnv_eeh_read_config()  argument
1107 	if (!pdn)  in pnv_eeh_read_config()
1110 	if (pnv_eeh_cfg_blocked(pdn)) {  in pnv_eeh_read_config()
1115 	return pnv_pci_cfg_read(pdn, where, size, val);  in pnv_eeh_read_config()
1118 static int pnv_eeh_write_config(struct pci_dn *pdn,  in pnv_eeh_write_config()  argument
1121 	if (!pdn)  in pnv_eeh_write_config()
1124 	if (pnv_eeh_cfg_blocked(pdn))  in pnv_eeh_write_config()
1127 	return pnv_pci_cfg_write(pdn, where, size, val);  in pnv_eeh_write_config()
1482 static int pnv_eeh_restore_config(struct pci_dn *pdn)  in pnv_eeh_restore_config()  argument
1484 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_restore_config()