Lines Matching refs:udev
252 struct usb_device *udev = to_usb_device(dev); in usb_probe_device() local
263 error = usb_autoresume_device(udev); in usb_probe_device()
268 error = usb_generic_driver_probe(udev); in usb_probe_device()
293 error = udriver->probe(udev); in usb_probe_device()
296 udev->use_generic_driver = 1; in usb_probe_device()
305 struct usb_device *udev = to_usb_device(dev); in usb_unbind_device() local
309 udriver->disconnect(udev); in usb_unbind_device()
311 usb_generic_driver_disconnect(udev); in usb_unbind_device()
313 usb_autosuspend_device(udev); in usb_unbind_device()
322 struct usb_device *udev = interface_to_usbdev(intf); in usb_probe_interface() local
331 if (usb_device_is_owned(udev)) in usb_probe_interface()
334 if (udev->authorized == 0) { in usb_probe_interface()
351 error = usb_autoresume_device(udev); in usb_probe_interface()
378 lpm_disable_error = usb_unlocked_disable_lpm(udev); in usb_probe_interface()
389 error = usb_set_interface(udev, intf->altsetting[0]. in usb_probe_interface()
404 usb_unlocked_enable_lpm(udev); in usb_probe_interface()
406 usb_autosuspend_device(udev); in usb_probe_interface()
416 usb_unlocked_enable_lpm(udev); in usb_probe_interface()
423 usb_autosuspend_device(udev); in usb_probe_interface()
433 struct usb_device *udev; in usb_unbind_interface() local
440 udev = interface_to_usbdev(intf); in usb_unbind_interface()
441 error = usb_autoresume_device(udev); in usb_unbind_interface()
449 lpm_disable_error = usb_unlocked_disable_lpm(udev); in usb_unbind_interface()
455 if (!driver->soft_unbind || udev->state == USB_STATE_NOTATTACHED) in usb_unbind_interface()
456 usb_disable_interface(udev, intf, false); in usb_unbind_interface()
488 usb_enable_interface(udev, intf, false); in usb_unbind_interface()
490 r = usb_set_interface(udev, intf->altsetting[0]. in usb_unbind_interface()
504 usb_unlocked_enable_lpm(udev); in usb_unbind_interface()
512 usb_autosuspend_device(udev); in usb_unbind_interface()
824 const struct usb_device_id *usb_device_match_id(struct usb_device *udev, in usb_device_match_id() argument
831 if (usb_match_device(udev, id)) in usb_device_match_id()
839 bool usb_driver_applicable(struct usb_device *udev, in usb_driver_applicable() argument
843 return usb_device_match_id(udev, udrv->id_table) != NULL && in usb_driver_applicable()
844 udrv->match(udev); in usb_driver_applicable()
847 return usb_device_match_id(udev, udrv->id_table) != NULL; in usb_driver_applicable()
850 return udrv->match(udev); in usb_driver_applicable()
859 struct usb_device *udev; in usb_device_match() local
866 udev = to_usb_device(dev); in usb_device_match()
876 return usb_driver_applicable(udev, udrv); in usb_device_match()
946 struct usb_device *udev; in __usb_bus_reprobe_drivers() local
953 udev = to_usb_device(dev); in __usb_bus_reprobe_drivers()
954 if (!usb_driver_applicable(udev, new_udriver)) in __usb_bus_reprobe_drivers()
1130 static void unbind_marked_interfaces(struct usb_device *udev) in unbind_marked_interfaces() argument
1136 config = udev->actconfig; in unbind_marked_interfaces()
1177 static void rebind_marked_interfaces(struct usb_device *udev) in rebind_marked_interfaces() argument
1183 config = udev->actconfig; in rebind_marked_interfaces()
1200 void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev) in usb_unbind_and_rebind_marked_interfaces() argument
1202 unbind_marked_interfaces(udev); in usb_unbind_and_rebind_marked_interfaces()
1203 rebind_marked_interfaces(udev); in usb_unbind_and_rebind_marked_interfaces()
1214 static void unbind_no_pm_drivers_interfaces(struct usb_device *udev) in unbind_no_pm_drivers_interfaces() argument
1221 config = udev->actconfig; in unbind_no_pm_drivers_interfaces()
1235 static int usb_suspend_device(struct usb_device *udev, pm_message_t msg) in usb_suspend_device() argument
1240 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_device()
1241 udev->state == USB_STATE_SUSPENDED) in usb_suspend_device()
1245 if (udev->dev.driver) in usb_suspend_device()
1246 udriver = to_usb_device_driver(udev->dev.driver); in usb_suspend_device()
1248 udev->do_remote_wakeup = 0; in usb_suspend_device()
1252 status = udriver->suspend(udev, msg); in usb_suspend_device()
1254 status = usb_generic_driver_suspend(udev, msg); in usb_suspend_device()
1257 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_suspend_device()
1261 static int usb_resume_device(struct usb_device *udev, pm_message_t msg) in usb_resume_device() argument
1266 if (udev->state == USB_STATE_NOTATTACHED) in usb_resume_device()
1270 if (udev->dev.driver == NULL) { in usb_resume_device()
1278 if (!PMSG_IS_AUTO(msg) && udev->parent && udev->bus->hs_companion) in usb_resume_device()
1279 device_pm_wait_for_dev(&udev->dev, in usb_resume_device()
1280 &udev->bus->hs_companion->root_hub->dev); in usb_resume_device()
1282 if (udev->quirks & USB_QUIRK_RESET_RESUME) in usb_resume_device()
1283 udev->reset_resume = 1; in usb_resume_device()
1285 udriver = to_usb_device_driver(udev->dev.driver); in usb_resume_device()
1287 status = usb_generic_driver_resume(udev, msg); in usb_resume_device()
1289 status = udriver->resume(udev, msg); in usb_resume_device()
1292 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_resume_device()
1296 static int usb_suspend_interface(struct usb_device *udev, in usb_suspend_interface() argument
1302 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_interface()
1317 static int usb_resume_interface(struct usb_device *udev, in usb_resume_interface() argument
1323 if (udev->state == USB_STATE_NOTATTACHED) in usb_resume_interface()
1335 usb_set_interface(udev, intf->altsetting[0]. in usb_resume_interface()
1398 static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) in usb_suspend_both() argument
1404 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_both()
1405 udev->state == USB_STATE_SUSPENDED) in usb_suspend_both()
1409 if (udev->actconfig) { in usb_suspend_both()
1410 n = udev->actconfig->desc.bNumInterfaces; in usb_suspend_both()
1412 intf = udev->actconfig->interface[i]; in usb_suspend_both()
1413 status = usb_suspend_interface(udev, intf, msg); in usb_suspend_both()
1423 status = usb_suspend_device(udev, msg); in usb_suspend_both()
1431 if (udev->parent && !PMSG_IS_AUTO(msg)) in usb_suspend_both()
1442 err = usb_get_std_status(udev, USB_RECIP_DEVICE, 0, in usb_suspend_both()
1445 dev_err(&udev->dev, in usb_suspend_both()
1455 if (udev->actconfig) { in usb_suspend_both()
1458 intf = udev->actconfig->interface[i]; in usb_suspend_both()
1459 usb_resume_interface(udev, intf, msg, 0); in usb_suspend_both()
1467 udev->can_submit = 0; in usb_suspend_both()
1469 usb_hcd_flush_endpoint(udev, udev->ep_out[i]); in usb_suspend_both()
1470 usb_hcd_flush_endpoint(udev, udev->ep_in[i]); in usb_suspend_both()
1475 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_suspend_both()
1499 static int usb_resume_both(struct usb_device *udev, pm_message_t msg) in usb_resume_both() argument
1505 if (udev->state == USB_STATE_NOTATTACHED) { in usb_resume_both()
1509 udev->can_submit = 1; in usb_resume_both()
1512 if (udev->state == USB_STATE_SUSPENDED || udev->reset_resume) in usb_resume_both()
1513 status = usb_resume_device(udev, msg); in usb_resume_both()
1516 if (status == 0 && udev->actconfig) { in usb_resume_both()
1517 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { in usb_resume_both()
1518 intf = udev->actconfig->interface[i]; in usb_resume_both()
1519 usb_resume_interface(udev, intf, msg, in usb_resume_both()
1520 udev->reset_resume); in usb_resume_both()
1523 usb_mark_last_busy(udev); in usb_resume_both()
1526 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_resume_both()
1528 udev->reset_resume = 0; in usb_resume_both()
1532 static void choose_wakeup(struct usb_device *udev, pm_message_t msg) in choose_wakeup() argument
1548 w = device_may_wakeup(&udev->dev); in choose_wakeup()
1555 if (udev->state == USB_STATE_SUSPENDED && w != udev->do_remote_wakeup) in choose_wakeup()
1556 pm_runtime_resume(&udev->dev); in choose_wakeup()
1557 udev->do_remote_wakeup = w; in choose_wakeup()
1563 struct usb_device *udev = to_usb_device(dev); in usb_suspend() local
1566 unbind_no_pm_drivers_interfaces(udev); in usb_suspend()
1572 choose_wakeup(udev, msg); in usb_suspend()
1573 r = usb_suspend_both(udev, msg); in usb_suspend()
1577 if (udev->quirks & USB_QUIRK_DISCONNECT_SUSPEND) in usb_suspend()
1578 usb_port_disable(udev); in usb_suspend()
1586 struct usb_device *udev = to_usb_device(dev); in usb_resume_complete() local
1591 if (udev->state != USB_STATE_NOTATTACHED) in usb_resume_complete()
1592 rebind_marked_interfaces(udev); in usb_resume_complete()
1599 struct usb_device *udev = to_usb_device(dev); in usb_resume() local
1609 status = usb_resume_both(udev, msg); in usb_resume()
1614 unbind_marked_interfaces(udev); in usb_resume()
1635 void usb_enable_autosuspend(struct usb_device *udev) in usb_enable_autosuspend() argument
1637 pm_runtime_allow(&udev->dev); in usb_enable_autosuspend()
1650 void usb_disable_autosuspend(struct usb_device *udev) in usb_disable_autosuspend() argument
1652 pm_runtime_forbid(&udev->dev); in usb_disable_autosuspend()
1672 void usb_autosuspend_device(struct usb_device *udev) in usb_autosuspend_device() argument
1676 usb_mark_last_busy(udev); in usb_autosuspend_device()
1677 status = pm_runtime_put_sync_autosuspend(&udev->dev); in usb_autosuspend_device()
1678 dev_vdbg(&udev->dev, "%s: cnt %d -> %d\n", in usb_autosuspend_device()
1679 __func__, atomic_read(&udev->dev.power.usage_count), in usb_autosuspend_device()
1703 int usb_autoresume_device(struct usb_device *udev) in usb_autoresume_device() argument
1707 status = pm_runtime_get_sync(&udev->dev); in usb_autoresume_device()
1709 pm_runtime_put_sync(&udev->dev); in usb_autoresume_device()
1710 dev_vdbg(&udev->dev, "%s: cnt %d -> %d\n", in usb_autoresume_device()
1711 __func__, atomic_read(&udev->dev.power.usage_count), in usb_autoresume_device()
1735 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface() local
1738 usb_mark_last_busy(udev); in usb_autopm_put_interface()
1763 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface_async() local
1766 usb_mark_last_busy(udev); in usb_autopm_put_interface_async()
1785 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface_no_suspend() local
1787 usb_mark_last_busy(udev); in usb_autopm_put_interface_no_suspend()
1871 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_get_interface_no_resume() local
1873 usb_mark_last_busy(udev); in usb_autopm_get_interface_no_resume()
1879 static int autosuspend_check(struct usb_device *udev) in autosuspend_check() argument
1884 if (udev->state == USB_STATE_NOTATTACHED) in autosuspend_check()
1891 if (udev->actconfig) { in autosuspend_check()
1892 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { in autosuspend_check()
1893 intf = udev->actconfig->interface[i]; in autosuspend_check()
1910 if (udev->quirks & USB_QUIRK_RESET_RESUME) { in autosuspend_check()
1920 if (w && !device_can_wakeup(&udev->dev)) { in autosuspend_check()
1921 dev_dbg(&udev->dev, "remote wakeup needed for autosuspend\n"); in autosuspend_check()
1930 if (w && udev->parent == udev->bus->root_hub && in autosuspend_check()
1931 bus_to_hcd(udev->bus)->cant_recv_wakeups) { in autosuspend_check()
1932 dev_dbg(&udev->dev, "HCD doesn't handle wakeup requests\n"); in autosuspend_check()
1936 udev->do_remote_wakeup = w; in autosuspend_check()
1942 struct usb_device *udev = to_usb_device(dev); in usb_runtime_suspend() local
1949 if (autosuspend_check(udev) != 0) in usb_runtime_suspend()
1952 status = usb_suspend_both(udev, PMSG_AUTO_SUSPEND); in usb_runtime_suspend()
1956 usb_mark_last_busy(udev); in usb_runtime_suspend()
1964 if (status != 0 && udev->parent) in usb_runtime_suspend()
1971 struct usb_device *udev = to_usb_device(dev); in usb_runtime_resume() local
1977 status = usb_resume_both(udev, PMSG_AUTO_RESUME); in usb_runtime_resume()
1983 struct usb_device *udev = to_usb_device(dev); in usb_runtime_idle() local
1988 if (autosuspend_check(udev) == 0) in usb_runtime_idle()
1994 static int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) in usb_set_usb2_hardware_lpm() argument
1996 struct usb_hcd *hcd = bus_to_hcd(udev->bus); in usb_set_usb2_hardware_lpm()
2000 ret = hcd->driver->set_usb2_hw_lpm(hcd, udev, enable); in usb_set_usb2_hardware_lpm()
2002 udev->usb2_hw_lpm_enabled = enable; in usb_set_usb2_hardware_lpm()
2008 int usb_enable_usb2_hardware_lpm(struct usb_device *udev) in usb_enable_usb2_hardware_lpm() argument
2010 if (!udev->usb2_hw_lpm_capable || in usb_enable_usb2_hardware_lpm()
2011 !udev->usb2_hw_lpm_allowed || in usb_enable_usb2_hardware_lpm()
2012 udev->usb2_hw_lpm_enabled) in usb_enable_usb2_hardware_lpm()
2015 return usb_set_usb2_hardware_lpm(udev, 1); in usb_enable_usb2_hardware_lpm()
2018 int usb_disable_usb2_hardware_lpm(struct usb_device *udev) in usb_disable_usb2_hardware_lpm() argument
2020 if (!udev->usb2_hw_lpm_enabled) in usb_disable_usb2_hardware_lpm()
2023 return usb_set_usb2_hardware_lpm(udev, 0); in usb_disable_usb2_hardware_lpm()