48 static int acpi_pci_root_add(struct acpi_device *device,
50 static void acpi_pci_root_remove(struct acpi_device *device);
90 	struct acpi_device *device;  in acpi_is_root_bridge()  local
92 	ret = acpi_bus_get_device(handle, &device);  in acpi_is_root_bridge()
96 	ret = acpi_match_device_ids(device, root_device_ids);  in acpi_is_root_bridge()
174 	dev_info(&root->device->dev, "_OSC: %s [%s]\n", msg, buf);  in decode_osc_bits()
230 	status = acpi_pci_run_osc(root->device->handle, capbuf, &result);  in acpi_pci_query_osc()
252 	struct acpi_device *device;  in acpi_pci_find_root()  local
254 	if (acpi_bus_get_device(handle, &device) ||  in acpi_pci_find_root()
255 	    acpi_match_device_ids(device, root_device_ids))  in acpi_pci_find_root()
258 	root = acpi_driver_data(device);  in acpi_pci_find_root()
430 	struct acpi_device *device = root->device;  in negotiate_os_control()  local
431 	acpi_handle handle = device->handle;  in negotiate_os_control()
461 		dev_info(&device->dev, "_OSC failed (%s); disabling ASPM\n",  in negotiate_os_control()
468 		dev_info(&device->dev, "PCIe port services disabled; not requesting _OSC control\n");  in negotiate_os_control()
484 			dev_info(&device->dev,  in negotiate_os_control()
501 			dev_info(&device->dev, "FADT indicates ASPM is unsupported, using BIOS configuration\n");  in negotiate_os_control()
507 		dev_info(&device->dev, "_OSC failed (%s); disabling ASPM\n",  in negotiate_os_control()
521 static int acpi_pci_root_add(struct acpi_device *device,  in acpi_pci_root_add()  argument
528 	acpi_handle handle = device->handle;  in acpi_pci_root_add()
540 		dev_err(&device->dev,  "can't evaluate _SEG\n");  in acpi_pci_root_add()
556 		dev_warn(&device->dev,  in acpi_pci_root_add()
565 			dev_err(&device->dev, "can't evaluate _BBN\n");  in acpi_pci_root_add()
571 	root->device = device;  in acpi_pci_root_add()
573 	strcpy(acpi_device_name(device), ACPI_PCI_ROOT_DEVICE_NAME);  in acpi_pci_root_add()
574 	strcpy(acpi_device_class(device), ACPI_PCI_ROOT_CLASS);  in acpi_pci_root_add()
575 	device->driver_data = root;  in acpi_pci_root_add()
583 	       acpi_device_name(device), acpi_device_bid(device),  in acpi_pci_root_add()
603 		dev_err(&device->dev,  in acpi_pci_root_add()
606 		device->driver_data = NULL;  in acpi_pci_root_add()
614 	pci_acpi_add_bus_pm_notifier(device);  in acpi_pci_root_add()
615 	if (device->wakeup.flags.run_wake)  in acpi_pci_root_add()
637 static void acpi_pci_root_remove(struct acpi_device *device)  in acpi_pci_root_remove()  argument
639 	struct acpi_pci_root *root = acpi_driver_data(device);  in acpi_pci_root_remove()
648 	pci_acpi_remove_bus_pm_notifier(device);  in acpi_pci_root_remove()
652 	dmar_device_remove(device->handle);  in acpi_pci_root_remove()