146 				   u8 pos, int cap, int *ttl)  in __pci_find_next_cap_ttl()  argument
151 	pci_bus_read_config_byte(bus, devfn, pos, &pos);  in __pci_find_next_cap_ttl()
154 		if (pos < 0x40)  in __pci_find_next_cap_ttl()
156 		pos &= ~3;  in __pci_find_next_cap_ttl()
157 		pci_bus_read_config_word(bus, devfn, pos, &ent);  in __pci_find_next_cap_ttl()
163 			return pos;  in __pci_find_next_cap_ttl()
164 		pos = (ent >> 8);  in __pci_find_next_cap_ttl()
170 			       u8 pos, int cap)  in __pci_find_next_cap()  argument
174 	return __pci_find_next_cap_ttl(bus, devfn, pos, cap, &ttl);  in __pci_find_next_cap()
177 int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap)  in pci_find_next_capability()  argument
180 				   pos + PCI_CAP_LIST_NEXT, cap);  in pci_find_next_capability()
227 	int pos;  in pci_find_capability()  local
229 	pos = __pci_bus_find_cap_start(dev->bus, dev->devfn, dev->hdr_type);  in pci_find_capability()
230 	if (pos)  in pci_find_capability()
231 		pos = __pci_find_next_cap(dev->bus, dev->devfn, pos, cap);  in pci_find_capability()
233 	return pos;  in pci_find_capability()
252 	int pos;  in pci_bus_find_capability()  local
257 	pos = __pci_bus_find_cap_start(bus, devfn, hdr_type & 0x7f);  in pci_bus_find_capability()
258 	if (pos)  in pci_bus_find_capability()
259 		pos = __pci_find_next_cap(bus, devfn, pos, cap);  in pci_bus_find_capability()
261 	return pos;  in pci_bus_find_capability()
280 	int pos = PCI_CFG_SPACE_SIZE;  in pci_find_next_ext_capability()  local
289 		pos = start;  in pci_find_next_ext_capability()
291 	if (pci_read_config_dword(dev, pos, &header) != PCIBIOS_SUCCESSFUL)  in pci_find_next_ext_capability()
302 		if (PCI_EXT_CAP_ID(header) == cap && pos != start)  in pci_find_next_ext_capability()
303 			return pos;  in pci_find_next_ext_capability()
305 		pos = PCI_EXT_CAP_NEXT(header);  in pci_find_next_ext_capability()
306 		if (pos < PCI_CFG_SPACE_SIZE)  in pci_find_next_ext_capability()
309 		if (pci_read_config_dword(dev, pos, &header) != PCIBIOS_SUCCESSFUL)  in pci_find_next_ext_capability()
337 static int __pci_find_next_ht_cap(struct pci_dev *dev, int pos, int ht_cap)  in __pci_find_next_ht_cap()  argument
347 	pos = __pci_find_next_cap_ttl(dev->bus, dev->devfn, pos,  in __pci_find_next_ht_cap()
349 	while (pos) {  in __pci_find_next_ht_cap()
350 		rc = pci_read_config_byte(dev, pos + 3, &cap);  in __pci_find_next_ht_cap()
355 			return pos;  in __pci_find_next_ht_cap()
357 		pos = __pci_find_next_cap_ttl(dev->bus, dev->devfn,  in __pci_find_next_ht_cap()
358 					      pos + PCI_CAP_LIST_NEXT,  in __pci_find_next_ht_cap()
377 int pci_find_next_ht_capability(struct pci_dev *dev, int pos, int ht_cap)  in pci_find_next_ht_capability()  argument
379 	return __pci_find_next_ht_cap(dev, pos + PCI_CAP_LIST_NEXT, ht_cap);  in pci_find_next_ht_capability()
396 	int pos;  in pci_find_ht_capability()  local
398 	pos = __pci_bus_find_cap_start(dev->bus, dev->devfn, dev->hdr_type);  in pci_find_ht_capability()
399 	if (pos)  in pci_find_ht_capability()
400 		pos = __pci_find_next_ht_cap(dev, pos, ht_cap);  in pci_find_ht_capability()
402 	return pos;  in pci_find_ht_capability()
457 int pci_wait_for_pending(struct pci_dev *dev, int pos, u16 mask)  in pci_wait_for_pending()  argument
467 		pci_read_config_word(dev, pos, &status);  in pci_wait_for_pending()
971 	int pos;  in pci_save_pcix_state()  local
974 	pos = pci_find_capability(dev, PCI_CAP_ID_PCIX);  in pci_save_pcix_state()
975 	if (pos <= 0)  in pci_save_pcix_state()
984 	pci_read_config_word(dev, pos + PCI_X_CMD,  in pci_save_pcix_state()
992 	int i = 0, pos;  in pci_restore_pcix_state()  local
997 	pos = pci_find_capability(dev, PCI_CAP_ID_PCIX);  in pci_restore_pcix_state()
998 	if (!save_state || pos <= 0)  in pci_restore_pcix_state()
1002 	pci_write_config_word(dev, pos + PCI_X_CMD, cap[i++]);  in pci_restore_pcix_state()
2154 	int pos;  in _pci_add_cap_save_buffer()  local
2158 		pos = pci_find_ext_capability(dev, cap);  in _pci_add_cap_save_buffer()
2160 		pos = pci_find_capability(dev, cap);  in _pci_add_cap_save_buffer()
2162 	if (pos <= 0)  in _pci_add_cap_save_buffer()
2268 	int pos;  in pci_std_enable_acs()  local
2272 	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ACS);  in pci_std_enable_acs()
2273 	if (!pos)  in pci_std_enable_acs()
2276 	pci_read_config_word(dev, pos + PCI_ACS_CAP, &cap);  in pci_std_enable_acs()
2277 	pci_read_config_word(dev, pos + PCI_ACS_CTRL, &ctrl);  in pci_std_enable_acs()
2291 	pci_write_config_word(dev, pos + PCI_ACS_CTRL, ctrl);  in pci_std_enable_acs()
2313 	int pos;  in pci_acs_flags_enabled()  local
2316 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_ACS);  in pci_acs_flags_enabled()
2317 	if (!pos)  in pci_acs_flags_enabled()
2325 	pci_read_config_word(pdev, pos + PCI_ACS_CAP, &cap);  in pci_acs_flags_enabled()
2328 	pci_read_config_word(pdev, pos + PCI_ACS_CTRL, &ctrl);  in pci_acs_flags_enabled()
3114 	int pos;  in pci_msi_off()  local
3122 	pos = pci_find_capability(dev, PCI_CAP_ID_MSI);  in pci_msi_off()
3123 	if (pos) {  in pci_msi_off()
3124 		pci_read_config_word(dev, pos + PCI_MSI_FLAGS, &control);  in pci_msi_off()
3126 		pci_write_config_word(dev, pos + PCI_MSI_FLAGS, control);  in pci_msi_off()
3128 	pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);  in pci_msi_off()
3129 	if (pos) {  in pci_msi_off()
3130 		pci_read_config_word(dev, pos + PCI_MSIX_FLAGS, &control);  in pci_msi_off()
3132 		pci_write_config_word(dev, pos + PCI_MSIX_FLAGS, control);  in pci_msi_off()
3186 	int pos;  in pci_af_flr()  local
3189 	pos = pci_find_capability(dev, PCI_CAP_ID_AF);  in pci_af_flr()
3190 	if (!pos)  in pci_af_flr()
3193 	pci_read_config_byte(dev, pos + PCI_AF_CAP, &cap);  in pci_af_flr()
3205 	if (!pci_wait_for_pending(dev, pos + PCI_AF_CTRL,  in pci_af_flr()
3209 	pci_write_config_byte(dev, pos + PCI_AF_CTRL, PCI_AF_CTRL_FLR);  in pci_af_flr()