21 	int pos;  in pci_ats_init()  local
26 	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ATS);  in pci_ats_init()
27 	if (!pos)  in pci_ats_init()
30 	dev->ats_cap = pos;  in pci_ats_init()
156 	int pos;  in pci_enable_pri()  local
161 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_enable_pri()
162 	if (!pos)  in pci_enable_pri()
165 	pci_read_config_word(pdev, pos + PCI_PRI_STATUS, &status);  in pci_enable_pri()
169 	pci_read_config_dword(pdev, pos + PCI_PRI_MAX_REQ, &max_requests);  in pci_enable_pri()
172 	pci_write_config_dword(pdev, pos + PCI_PRI_ALLOC_REQ, reqs);  in pci_enable_pri()
175 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_enable_pri()
192 	int pos;  in pci_disable_pri()  local
197 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_disable_pri()
198 	if (!pos)  in pci_disable_pri()
201 	pci_read_config_word(pdev, pos + PCI_PRI_CTRL, &control);  in pci_disable_pri()
203 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_disable_pri()
217 	int pos;  in pci_restore_pri_state()  local
222 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_restore_pri_state()
223 	if (!pos)  in pci_restore_pri_state()
226 	pci_write_config_dword(pdev, pos + PCI_PRI_ALLOC_REQ, reqs);  in pci_restore_pri_state()
227 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_restore_pri_state()
241 	int pos;  in pci_reset_pri()  local
246 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_reset_pri()
247 	if (!pos)  in pci_reset_pri()
251 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_reset_pri()
271 	int pos;  in pci_enable_pasid()  local
279 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_enable_pasid()
280 	if (!pos)  in pci_enable_pasid()
283 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_enable_pasid()
293 	pci_write_config_word(pdev, pos + PCI_PASID_CTRL, control);  in pci_enable_pasid()
308 	int pos;  in pci_disable_pasid()  local
313 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_disable_pasid()
314 	if (!pos)  in pci_disable_pasid()
317 	pci_write_config_word(pdev, pos + PCI_PASID_CTRL, control);  in pci_disable_pasid()
330 	int pos;  in pci_restore_pasid_state()  local
335 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_restore_pasid_state()
336 	if (!pos)  in pci_restore_pasid_state()
340 	pci_write_config_word(pdev, pos + PCI_PASID_CTRL, control);  in pci_restore_pasid_state()
357 	int pos;  in pci_pasid_features()  local
359 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_pasid_features()
360 	if (!pos)  in pci_pasid_features()
363 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_pasid_features()
383 	int pos;  in pci_max_pasids()  local
385 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_max_pasids()
386 	if (!pos)  in pci_max_pasids()
389 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_max_pasids()