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()
266 error = udriver->probe(udev); in usb_probe_device()
273 struct usb_device *udev = to_usb_device(dev); in usb_unbind_device() local
276 udriver->disconnect(udev); in usb_unbind_device()
278 usb_autosuspend_device(udev); in usb_unbind_device()
287 struct usb_device *udev = interface_to_usbdev(intf); in usb_probe_interface() local
296 if (usb_device_is_owned(udev)) in usb_probe_interface()
299 if (udev->authorized == 0) { in usb_probe_interface()
316 error = usb_autoresume_device(udev); in usb_probe_interface()
343 lpm_disable_error = usb_unlocked_disable_lpm(udev); in usb_probe_interface()
354 error = usb_set_interface(udev, intf->altsetting[0]. in usb_probe_interface()
369 usb_unlocked_enable_lpm(udev); in usb_probe_interface()
371 usb_autosuspend_device(udev); in usb_probe_interface()
381 usb_unlocked_enable_lpm(udev); in usb_probe_interface()
388 usb_autosuspend_device(udev); in usb_probe_interface()
398 struct usb_device *udev; in usb_unbind_interface() local
405 udev = interface_to_usbdev(intf); in usb_unbind_interface()
406 error = usb_autoresume_device(udev); in usb_unbind_interface()
414 lpm_disable_error = usb_unlocked_disable_lpm(udev); in usb_unbind_interface()
420 if (!driver->soft_unbind || udev->state == USB_STATE_NOTATTACHED) in usb_unbind_interface()
421 usb_disable_interface(udev, intf, false); in usb_unbind_interface()
453 usb_enable_interface(udev, intf, false); in usb_unbind_interface()
455 r = usb_set_interface(udev, intf->altsetting[0]. in usb_unbind_interface()
469 usb_unlocked_enable_lpm(udev); in usb_unbind_interface()
477 usb_autosuspend_device(udev); in usb_unbind_interface()
1031 static void unbind_marked_interfaces(struct usb_device *udev) in unbind_marked_interfaces() argument
1037 config = udev->actconfig; in unbind_marked_interfaces()
1078 static void rebind_marked_interfaces(struct usb_device *udev) in rebind_marked_interfaces() argument
1084 config = udev->actconfig; in rebind_marked_interfaces()
1101 void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev) in usb_unbind_and_rebind_marked_interfaces() argument
1103 unbind_marked_interfaces(udev); in usb_unbind_and_rebind_marked_interfaces()
1104 rebind_marked_interfaces(udev); in usb_unbind_and_rebind_marked_interfaces()
1115 static void unbind_no_pm_drivers_interfaces(struct usb_device *udev) in unbind_no_pm_drivers_interfaces() argument
1122 config = udev->actconfig; in unbind_no_pm_drivers_interfaces()
1136 static int usb_suspend_device(struct usb_device *udev, pm_message_t msg) in usb_suspend_device() argument
1141 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_device()
1142 udev->state == USB_STATE_SUSPENDED) in usb_suspend_device()
1146 if (udev->dev.driver) in usb_suspend_device()
1147 udriver = to_usb_device_driver(udev->dev.driver); in usb_suspend_device()
1149 udev->do_remote_wakeup = 0; in usb_suspend_device()
1152 status = udriver->suspend(udev, msg); in usb_suspend_device()
1155 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_suspend_device()
1159 static int usb_resume_device(struct usb_device *udev, pm_message_t msg) in usb_resume_device() argument
1164 if (udev->state == USB_STATE_NOTATTACHED) in usb_resume_device()
1168 if (udev->dev.driver == NULL) { in usb_resume_device()
1176 if (!PMSG_IS_AUTO(msg) && udev->parent && udev->bus->hs_companion) in usb_resume_device()
1177 device_pm_wait_for_dev(&udev->dev, in usb_resume_device()
1178 &udev->bus->hs_companion->root_hub->dev); in usb_resume_device()
1180 if (udev->quirks & USB_QUIRK_RESET_RESUME) in usb_resume_device()
1181 udev->reset_resume = 1; in usb_resume_device()
1183 udriver = to_usb_device_driver(udev->dev.driver); in usb_resume_device()
1184 status = udriver->resume(udev, msg); in usb_resume_device()
1187 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_resume_device()
1191 static int usb_suspend_interface(struct usb_device *udev, in usb_suspend_interface() argument
1197 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_interface()
1212 static int usb_resume_interface(struct usb_device *udev, in usb_resume_interface() argument
1218 if (udev->state == USB_STATE_NOTATTACHED) in usb_resume_interface()
1230 usb_set_interface(udev, intf->altsetting[0]. in usb_resume_interface()
1293 static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) in usb_suspend_both() argument
1299 if (udev->state == USB_STATE_NOTATTACHED || in usb_suspend_both()
1300 udev->state == USB_STATE_SUSPENDED) in usb_suspend_both()
1304 if (udev->actconfig) { in usb_suspend_both()
1305 n = udev->actconfig->desc.bNumInterfaces; in usb_suspend_both()
1307 intf = udev->actconfig->interface[i]; in usb_suspend_both()
1308 status = usb_suspend_interface(udev, intf, msg); in usb_suspend_both()
1318 status = usb_suspend_device(udev, msg); in usb_suspend_both()
1326 if (udev->parent && !PMSG_IS_AUTO(msg)) in usb_suspend_both()
1337 err = usb_get_std_status(udev, USB_RECIP_DEVICE, 0, in usb_suspend_both()
1340 dev_err(&udev->dev, in usb_suspend_both()
1350 if (udev->actconfig) { in usb_suspend_both()
1353 intf = udev->actconfig->interface[i]; in usb_suspend_both()
1354 usb_resume_interface(udev, intf, msg, 0); in usb_suspend_both()
1362 udev->can_submit = 0; in usb_suspend_both()
1364 usb_hcd_flush_endpoint(udev, udev->ep_out[i]); in usb_suspend_both()
1365 usb_hcd_flush_endpoint(udev, udev->ep_in[i]); in usb_suspend_both()
1370 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_suspend_both()
1394 static int usb_resume_both(struct usb_device *udev, pm_message_t msg) in usb_resume_both() argument
1400 if (udev->state == USB_STATE_NOTATTACHED) { in usb_resume_both()
1404 udev->can_submit = 1; in usb_resume_both()
1407 if (udev->state == USB_STATE_SUSPENDED || udev->reset_resume) in usb_resume_both()
1408 status = usb_resume_device(udev, msg); in usb_resume_both()
1411 if (status == 0 && udev->actconfig) { in usb_resume_both()
1412 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { in usb_resume_both()
1413 intf = udev->actconfig->interface[i]; in usb_resume_both()
1414 usb_resume_interface(udev, intf, msg, in usb_resume_both()
1415 udev->reset_resume); in usb_resume_both()
1418 usb_mark_last_busy(udev); in usb_resume_both()
1421 dev_vdbg(&udev->dev, "%s: status %d\n", __func__, status); in usb_resume_both()
1423 udev->reset_resume = 0; in usb_resume_both()
1427 static void choose_wakeup(struct usb_device *udev, pm_message_t msg) in choose_wakeup() argument
1436 if (udev->state != USB_STATE_SUSPENDED) in choose_wakeup()
1437 udev->do_remote_wakeup = 0; in choose_wakeup()
1444 w = device_may_wakeup(&udev->dev); in choose_wakeup()
1449 if (udev->state == USB_STATE_SUSPENDED && w != udev->do_remote_wakeup) in choose_wakeup()
1450 pm_runtime_resume(&udev->dev); in choose_wakeup()
1451 udev->do_remote_wakeup = w; in choose_wakeup()
1457 struct usb_device *udev = to_usb_device(dev); in usb_suspend() local
1460 unbind_no_pm_drivers_interfaces(udev); in usb_suspend()
1466 choose_wakeup(udev, msg); in usb_suspend()
1467 r = usb_suspend_both(udev, msg); in usb_suspend()
1471 if (udev->quirks & USB_QUIRK_DISCONNECT_SUSPEND) in usb_suspend()
1472 usb_port_disable(udev); in usb_suspend()
1480 struct usb_device *udev = to_usb_device(dev); in usb_resume_complete() local
1485 if (udev->state != USB_STATE_NOTATTACHED) in usb_resume_complete()
1486 rebind_marked_interfaces(udev); in usb_resume_complete()
1493 struct usb_device *udev = to_usb_device(dev); in usb_resume() local
1503 status = usb_resume_both(udev, msg); in usb_resume()
1508 unbind_marked_interfaces(udev); in usb_resume()
1529 void usb_enable_autosuspend(struct usb_device *udev) in usb_enable_autosuspend() argument
1531 pm_runtime_allow(&udev->dev); in usb_enable_autosuspend()
1544 void usb_disable_autosuspend(struct usb_device *udev) in usb_disable_autosuspend() argument
1546 pm_runtime_forbid(&udev->dev); in usb_disable_autosuspend()
1566 void usb_autosuspend_device(struct usb_device *udev) in usb_autosuspend_device() argument
1570 usb_mark_last_busy(udev); in usb_autosuspend_device()
1571 status = pm_runtime_put_sync_autosuspend(&udev->dev); in usb_autosuspend_device()
1572 dev_vdbg(&udev->dev, "%s: cnt %d -> %d\n", in usb_autosuspend_device()
1573 __func__, atomic_read(&udev->dev.power.usage_count), in usb_autosuspend_device()
1597 int usb_autoresume_device(struct usb_device *udev) in usb_autoresume_device() argument
1601 status = pm_runtime_get_sync(&udev->dev); in usb_autoresume_device()
1603 pm_runtime_put_sync(&udev->dev); in usb_autoresume_device()
1604 dev_vdbg(&udev->dev, "%s: cnt %d -> %d\n", in usb_autoresume_device()
1605 __func__, atomic_read(&udev->dev.power.usage_count), in usb_autoresume_device()
1629 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface() local
1632 usb_mark_last_busy(udev); in usb_autopm_put_interface()
1657 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface_async() local
1660 usb_mark_last_busy(udev); in usb_autopm_put_interface_async()
1679 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_put_interface_no_suspend() local
1681 usb_mark_last_busy(udev); in usb_autopm_put_interface_no_suspend()
1765 struct usb_device *udev = interface_to_usbdev(intf); in usb_autopm_get_interface_no_resume() local
1767 usb_mark_last_busy(udev); in usb_autopm_get_interface_no_resume()
1773 static int autosuspend_check(struct usb_device *udev) in autosuspend_check() argument
1778 if (udev->state == USB_STATE_NOTATTACHED) in autosuspend_check()
1785 if (udev->actconfig) { in autosuspend_check()
1786 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { in autosuspend_check()
1787 intf = udev->actconfig->interface[i]; in autosuspend_check()
1804 if (udev->quirks & USB_QUIRK_RESET_RESUME) { in autosuspend_check()
1814 if (w && !device_can_wakeup(&udev->dev)) { in autosuspend_check()
1815 dev_dbg(&udev->dev, "remote wakeup needed for autosuspend\n"); in autosuspend_check()
1824 if (w && udev->parent == udev->bus->root_hub && in autosuspend_check()
1825 bus_to_hcd(udev->bus)->cant_recv_wakeups) { in autosuspend_check()
1826 dev_dbg(&udev->dev, "HCD doesn't handle wakeup requests\n"); in autosuspend_check()
1830 udev->do_remote_wakeup = w; in autosuspend_check()
1836 struct usb_device *udev = to_usb_device(dev); in usb_runtime_suspend() local
1843 if (autosuspend_check(udev) != 0) in usb_runtime_suspend()
1846 status = usb_suspend_both(udev, PMSG_AUTO_SUSPEND); in usb_runtime_suspend()
1850 usb_mark_last_busy(udev); in usb_runtime_suspend()
1858 if (status != 0 && udev->parent) in usb_runtime_suspend()
1865 struct usb_device *udev = to_usb_device(dev); in usb_runtime_resume() local
1871 status = usb_resume_both(udev, PMSG_AUTO_RESUME); in usb_runtime_resume()
1877 struct usb_device *udev = to_usb_device(dev); in usb_runtime_idle() local
1882 if (autosuspend_check(udev) == 0) in usb_runtime_idle()
1888 static int usb_set_usb2_hardware_lpm(struct usb_device *udev, int enable) in usb_set_usb2_hardware_lpm() argument
1890 struct usb_hcd *hcd = bus_to_hcd(udev->bus); in usb_set_usb2_hardware_lpm()
1894 ret = hcd->driver->set_usb2_hw_lpm(hcd, udev, enable); in usb_set_usb2_hardware_lpm()
1896 udev->usb2_hw_lpm_enabled = enable; in usb_set_usb2_hardware_lpm()
1902 int usb_enable_usb2_hardware_lpm(struct usb_device *udev) in usb_enable_usb2_hardware_lpm() argument
1904 if (!udev->usb2_hw_lpm_capable || in usb_enable_usb2_hardware_lpm()
1905 !udev->usb2_hw_lpm_allowed || in usb_enable_usb2_hardware_lpm()
1906 udev->usb2_hw_lpm_enabled) in usb_enable_usb2_hardware_lpm()
1909 return usb_set_usb2_hardware_lpm(udev, 1); in usb_enable_usb2_hardware_lpm()
1912 int usb_disable_usb2_hardware_lpm(struct usb_device *udev) in usb_disable_usb2_hardware_lpm() argument
1914 if (!udev->usb2_hw_lpm_enabled) in usb_disable_usb2_hardware_lpm()
1917 return usb_set_usb2_hardware_lpm(udev, 0); in usb_disable_usb2_hardware_lpm()