190  * pci_enable_pri - Enable PRI capability
200 	int pri = pdev->pri_cap;  in pci_enable_pri()  local
203 	 * VFs must not implement the PRI Capability.  If their PF  in pci_enable_pri()
204 	 * implements PRI, it is shared by the VFs, so if the PF PRI is  in pci_enable_pri()
216 	if (!pri)  in pci_enable_pri()
219 	pci_read_config_word(pdev, pri + PCI_PRI_STATUS, &status);  in pci_enable_pri()
223 	pci_read_config_dword(pdev, pri + PCI_PRI_MAX_REQ, &max_requests);  in pci_enable_pri()
226 	pci_write_config_dword(pdev, pri + PCI_PRI_ALLOC_REQ, reqs);  in pci_enable_pri()
229 	pci_write_config_word(pdev, pri + PCI_PRI_CTRL, control);  in pci_enable_pri()
237  * pci_disable_pri - Disable PRI capability
245 	int pri = pdev->pri_cap;  in pci_disable_pri()  local
247 	/* VFs share the PF PRI */  in pci_disable_pri()
254 	if (!pri)  in pci_disable_pri()
257 	pci_read_config_word(pdev, pri + PCI_PRI_CTRL, &control);  in pci_disable_pri()
259 	pci_write_config_word(pdev, pri + PCI_PRI_CTRL, control);  in pci_disable_pri()
266  * pci_restore_pri_state - Restore PRI
273 	int pri = pdev->pri_cap;  in pci_restore_pri_state()  local
281 	if (!pri)  in pci_restore_pri_state()
284 	pci_write_config_dword(pdev, pri + PCI_PRI_ALLOC_REQ, reqs);  in pci_restore_pri_state()
285 	pci_write_config_word(pdev, pri + PCI_PRI_CTRL, control);  in pci_restore_pri_state()
289  * pci_reset_pri - Resets device's PRI state
292  * The PRI capability must be disabled before this function is called.
298 	int pri = pdev->pri_cap;  in pci_reset_pri()  local
306 	if (!pri)  in pci_reset_pri()
310 	pci_write_config_word(pdev, pri + PCI_PRI_CTRL, control);  in pci_reset_pri()
331  * pci_pri_supported - Check if PRI is supported.
334  * Returns true if PRI capability is present, false otherwise.
338 	/* VFs share the PF PRI */  in pci_pri_supported()