230 static int pnv_eeh_find_cap(struct pci_dn *pdn, int cap)  in pnv_eeh_find_cap()  argument
236 	if (!pdn)  in pnv_eeh_find_cap()
240 	pnv_pci_cfg_read(pdn, PCI_STATUS, 2, &status);  in pnv_eeh_find_cap()
245 		pnv_pci_cfg_read(pdn, pos, 1, &pos);  in pnv_eeh_find_cap()
250 		pnv_pci_cfg_read(pdn, pos + PCI_CAP_LIST_ID, 1, &id);  in pnv_eeh_find_cap()
265 static int pnv_eeh_find_ecap(struct pci_dn *pdn, int cap)  in pnv_eeh_find_ecap()  argument
267 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_find_ecap()
273 	if (pnv_pci_cfg_read(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pnv_eeh_find_ecap()
286 		if (pnv_pci_cfg_read(pdn, pos, 4, &header) != PCIBIOS_SUCCESSFUL)  in pnv_eeh_find_ecap()
323 	struct pci_dn *pdn = pci_get_pdn(pdev);  in pnv_eeh_probe()  local
324 	struct pci_controller *hose = pdn->phb;  in pnv_eeh_probe()
326 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_probe()
330 	int config_addr = (pdn->busno << 8) | (pdn->devfn);  in pnv_eeh_probe()
357 	edev->pcix_cap = pnv_eeh_find_cap(pdn, PCI_CAP_ID_PCIX);  in pnv_eeh_probe()
358 	edev->pcie_cap = pnv_eeh_find_cap(pdn, PCI_CAP_ID_EXP);  in pnv_eeh_probe()
359 	edev->af_cap   = pnv_eeh_find_cap(pdn, PCI_CAP_ID_AF);  in pnv_eeh_probe()
360 	edev->aer_cap  = pnv_eeh_find_ecap(pdn, PCI_EXT_CAP_ID_ERR);  in pnv_eeh_probe()
364 			pnv_pci_cfg_read(pdn, edev->pcie_cap + PCI_EXP_FLAGS,  in pnv_eeh_probe()
403 	if ((pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
404 	     pdn->device_id == 0x1656) ||  in pnv_eeh_probe()
405 	    (pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
406 	     pdn->device_id == 0x1657) ||  in pnv_eeh_probe()
407 	    (pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
408 	     pdn->device_id == 0x168a) ||  in pnv_eeh_probe()
409 	    (pdn->vendor_id == PCI_VENDOR_ID_BROADCOM &&  in pnv_eeh_probe()
410 	     pdn->device_id == 0x168e))  in pnv_eeh_probe()
421 					     pdn->busno);  in pnv_eeh_probe()
803 	struct pci_dn *pdn = pci_get_pdn_by_devfn(dev->bus, dev->devfn);  in __pnv_eeh_bridge_reset()  local
804 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in __pnv_eeh_bridge_reset()
907 static void pnv_eeh_wait_for_pending(struct pci_dn *pdn, const char *type,  in pnv_eeh_wait_for_pending()  argument
910 	struct eeh_dev *edev = pdn->edev;  in pnv_eeh_wait_for_pending()
924 		pdn->phb->global_number, pdn->busno,  in pnv_eeh_wait_for_pending()
925 		PCI_SLOT(pdn->devfn), PCI_FUNC(pdn->devfn));  in pnv_eeh_wait_for_pending()
928 static int pnv_eeh_do_flr(struct pci_dn *pdn, int option)  in pnv_eeh_do_flr()  argument
930 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_do_flr()
943 		pnv_eeh_wait_for_pending(pdn, "",  in pnv_eeh_do_flr()
966 static int pnv_eeh_do_af_flr(struct pci_dn *pdn, int option)  in pnv_eeh_do_af_flr()  argument
968 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_do_af_flr()
986 		pnv_eeh_wait_for_pending(pdn, "AF",  in pnv_eeh_do_af_flr()
1005 	struct pci_dn *pdn;  in pnv_eeh_reset_vf_pe()  local
1010 	pdn = eeh_dev_to_pdn(edev);  in pnv_eeh_reset_vf_pe()
1011 	if (!pdn)  in pnv_eeh_reset_vf_pe()
1014 	ret = pnv_eeh_do_flr(pdn, option);  in pnv_eeh_reset_vf_pe()
1018 	return pnv_eeh_do_af_flr(pdn, option);  in pnv_eeh_reset_vf_pe()
1207 static inline bool pnv_eeh_cfg_blocked(struct pci_dn *pdn)  in pnv_eeh_cfg_blocked()  argument
1209 	struct eeh_dev *edev = pdn_to_eeh_dev(pdn);  in pnv_eeh_cfg_blocked()
1231 	struct pci_dn *pdn = eeh_dev_to_pdn(edev);  in pnv_eeh_read_config()  local
1233 	if (!pdn)  in pnv_eeh_read_config()
1236 	if (pnv_eeh_cfg_blocked(pdn)) {  in pnv_eeh_read_config()
1241 	return pnv_pci_cfg_read(pdn, where, size, val);  in pnv_eeh_read_config()
1247 	struct pci_dn *pdn = eeh_dev_to_pdn(edev);  in pnv_eeh_write_config()  local
1249 	if (!pdn)  in pnv_eeh_write_config()
1252 	if (pnv_eeh_cfg_blocked(pdn))  in pnv_eeh_write_config()
1255 	return pnv_pci_cfg_write(pdn, where, size, val);  in pnv_eeh_write_config()