22 	int pos;  in pci_ats_init()  local
24 	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ATS);  in pci_ats_init()
25 	if (!pos)  in pci_ats_init()
28 	dev->ats_cap = pos;  in pci_ats_init()
154 	int pos;  in pci_enable_pri()  local
156 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_enable_pri()
157 	if (!pos)  in pci_enable_pri()
160 	pci_read_config_word(pdev, pos + PCI_PRI_CTRL, &control);  in pci_enable_pri()
161 	pci_read_config_word(pdev, pos + PCI_PRI_STATUS, &status);  in pci_enable_pri()
166 	pci_read_config_dword(pdev, pos + PCI_PRI_MAX_REQ, &max_requests);  in pci_enable_pri()
168 	pci_write_config_dword(pdev, pos + PCI_PRI_ALLOC_REQ, reqs);  in pci_enable_pri()
171 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_enable_pri()
186 	int pos;  in pci_disable_pri()  local
188 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_disable_pri()
189 	if (!pos)  in pci_disable_pri()
192 	pci_read_config_word(pdev, pos + PCI_PRI_CTRL, &control);  in pci_disable_pri()
194 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_disable_pri()
208 	int pos;  in pci_reset_pri()  local
210 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PRI);  in pci_reset_pri()
211 	if (!pos)  in pci_reset_pri()
214 	pci_read_config_word(pdev, pos + PCI_PRI_CTRL, &control);  in pci_reset_pri()
220 	pci_write_config_word(pdev, pos + PCI_PRI_CTRL, control);  in pci_reset_pri()
240 	int pos;  in pci_enable_pasid()  local
242 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_enable_pasid()
243 	if (!pos)  in pci_enable_pasid()
246 	pci_read_config_word(pdev, pos + PCI_PASID_CTRL, &control);  in pci_enable_pasid()
247 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_enable_pasid()
260 	pci_write_config_word(pdev, pos + PCI_PASID_CTRL, control);  in pci_enable_pasid()
274 	int pos;  in pci_disable_pasid()  local
276 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_disable_pasid()
277 	if (!pos)  in pci_disable_pasid()
280 	pci_write_config_word(pdev, pos + PCI_PASID_CTRL, control);  in pci_disable_pasid()
297 	int pos;  in pci_pasid_features()  local
299 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_pasid_features()
300 	if (!pos)  in pci_pasid_features()
303 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_pasid_features()
323 	int pos;  in pci_max_pasids()  local
325 	pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_PASID);  in pci_max_pasids()
326 	if (!pos)  in pci_max_pasids()
329 	pci_read_config_word(pdev, pos + PCI_PASID_CAP, &supported);  in pci_max_pasids()