Lines Matching refs:hcd
439 rh_string(int id, struct usb_hcd const *hcd, u8 *data, unsigned len) in rh_string() argument
456 s = hcd->self.bus_name; in rh_string()
460 s = hcd->product_desc; in rh_string()
465 init_utsname()->release, hcd->driver->description); in rh_string()
478 static int rh_call_control (struct usb_hcd *hcd, struct urb *urb) in rh_call_control() argument
494 status = usb_hcd_link_urb_to_ep(hcd, urb); in rh_call_control()
498 urb->hcpriv = hcd; /* Indicate it's queued */ in rh_call_control()
545 tbuf[0] = (device_may_wakeup(&hcd->self.root_hub->dev) in rh_call_control()
553 device_set_wakeup_enable(&hcd->self.root_hub->dev, 0); in rh_call_control()
558 if (device_can_wakeup(&hcd->self.root_hub->dev) in rh_call_control()
560 device_set_wakeup_enable(&hcd->self.root_hub->dev, 1); in rh_call_control()
573 switch (hcd->speed) { in rh_call_control()
594 if (hcd->has_tt) in rh_call_control()
598 switch (hcd->speed) { in rh_call_control()
617 if (device_can_wakeup(&hcd->self.root_hub->dev)) in rh_call_control()
623 hcd, ubuf, wLength); in rh_call_control()
641 dev_dbg (hcd->self.controller, "root hub device address %d\n", in rh_call_control()
657 dev_dbg (hcd->self.controller, "no endpoint features yet\n"); in rh_call_control()
683 status = hcd->driver->hub_control (hcd, in rh_call_control()
688 usb_hub_adjust_deviceremovable(hcd->self.root_hub, in rh_call_control()
699 dev_dbg (hcd->self.controller, in rh_call_control()
737 usb_hcd_unlink_urb_from_ep(hcd, urb); in rh_call_control()
738 usb_hcd_giveback_urb(hcd, urb, status); in rh_call_control()
752 void usb_hcd_poll_rh_status(struct usb_hcd *hcd) in usb_hcd_poll_rh_status() argument
759 if (unlikely(!hcd->rh_pollable)) in usb_hcd_poll_rh_status()
761 if (!hcd->uses_new_polling && !hcd->status_urb) in usb_hcd_poll_rh_status()
764 length = hcd->driver->hub_status_data(hcd, buffer); in usb_hcd_poll_rh_status()
769 urb = hcd->status_urb; in usb_hcd_poll_rh_status()
771 clear_bit(HCD_FLAG_POLL_PENDING, &hcd->flags); in usb_hcd_poll_rh_status()
772 hcd->status_urb = NULL; in usb_hcd_poll_rh_status()
776 usb_hcd_unlink_urb_from_ep(hcd, urb); in usb_hcd_poll_rh_status()
777 usb_hcd_giveback_urb(hcd, urb, 0); in usb_hcd_poll_rh_status()
780 set_bit(HCD_FLAG_POLL_PENDING, &hcd->flags); in usb_hcd_poll_rh_status()
789 if (hcd->uses_new_polling ? HCD_POLL_RH(hcd) : in usb_hcd_poll_rh_status()
790 (length == 0 && hcd->status_urb != NULL)) in usb_hcd_poll_rh_status()
791 mod_timer (&hcd->rh_timer, (jiffies/(HZ/4) + 1) * (HZ/4)); in usb_hcd_poll_rh_status()
805 static int rh_queue_status (struct usb_hcd *hcd, struct urb *urb) in rh_queue_status() argument
812 if (hcd->status_urb || urb->transfer_buffer_length < len) { in rh_queue_status()
813 dev_dbg (hcd->self.controller, "not queuing rh status urb\n"); in rh_queue_status()
818 retval = usb_hcd_link_urb_to_ep(hcd, urb); in rh_queue_status()
822 hcd->status_urb = urb; in rh_queue_status()
823 urb->hcpriv = hcd; /* indicate it's queued */ in rh_queue_status()
824 if (!hcd->uses_new_polling) in rh_queue_status()
825 mod_timer(&hcd->rh_timer, (jiffies/(HZ/4) + 1) * (HZ/4)); in rh_queue_status()
828 else if (HCD_POLL_PENDING(hcd)) in rh_queue_status()
829 mod_timer(&hcd->rh_timer, jiffies); in rh_queue_status()
836 static int rh_urb_enqueue (struct usb_hcd *hcd, struct urb *urb) in rh_urb_enqueue() argument
839 return rh_queue_status (hcd, urb); in rh_urb_enqueue()
841 return rh_call_control (hcd, urb); in rh_urb_enqueue()
850 static int usb_rh_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) in usb_rh_urb_dequeue() argument
856 rc = usb_hcd_check_unlink_urb(hcd, urb, status); in usb_rh_urb_dequeue()
864 if (!hcd->uses_new_polling) in usb_rh_urb_dequeue()
865 del_timer (&hcd->rh_timer); in usb_rh_urb_dequeue()
866 if (urb == hcd->status_urb) { in usb_rh_urb_dequeue()
867 hcd->status_urb = NULL; in usb_rh_urb_dequeue()
868 usb_hcd_unlink_urb_from_ep(hcd, urb); in usb_rh_urb_dequeue()
869 usb_hcd_giveback_urb(hcd, urb, status); in usb_rh_urb_dequeue()
975 static int register_root_hub(struct usb_hcd *hcd) in register_root_hub() argument
977 struct device *parent_dev = hcd->self.controller; in register_root_hub()
978 struct usb_device *usb_dev = hcd->self.root_hub; in register_root_hub()
1016 hcd->rh_registered = 1; in register_root_hub()
1020 if (HCD_DEAD(hcd)) in register_root_hub()
1021 usb_hc_died (hcd); /* This time clean up */ in register_root_hub()
1146 int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb) in usb_hcd_link_urb_to_ep() argument
1172 if (HCD_RH_RUNNING(hcd)) { in usb_hcd_link_urb_to_ep()
1204 int usb_hcd_check_unlink_urb(struct usb_hcd *hcd, struct urb *urb, in usb_hcd_check_unlink_urb() argument
1237 void usb_hcd_unlink_urb_from_ep(struct usb_hcd *hcd, struct urb *urb) in usb_hcd_unlink_urb_from_ep() argument
1324 void usb_hcd_unmap_urb_setup_for_dma(struct usb_hcd *hcd, struct urb *urb) in usb_hcd_unmap_urb_setup_for_dma() argument
1328 dma_unmap_single(hcd->self.sysdev, in usb_hcd_unmap_urb_setup_for_dma()
1344 static void unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb) in unmap_urb_for_dma() argument
1346 if (hcd->driver->unmap_urb_for_dma) in unmap_urb_for_dma()
1347 hcd->driver->unmap_urb_for_dma(hcd, urb); in unmap_urb_for_dma()
1349 usb_hcd_unmap_urb_for_dma(hcd, urb); in unmap_urb_for_dma()
1352 void usb_hcd_unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb) in usb_hcd_unmap_urb_for_dma() argument
1356 usb_hcd_unmap_urb_setup_for_dma(hcd, urb); in usb_hcd_unmap_urb_for_dma()
1361 dma_unmap_sg(hcd->self.sysdev, in usb_hcd_unmap_urb_for_dma()
1367 dma_unmap_page(hcd->self.sysdev, in usb_hcd_unmap_urb_for_dma()
1373 dma_unmap_single(hcd->self.sysdev, in usb_hcd_unmap_urb_for_dma()
1390 static int map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, in map_urb_for_dma() argument
1393 if (hcd->driver->map_urb_for_dma) in map_urb_for_dma()
1394 return hcd->driver->map_urb_for_dma(hcd, urb, mem_flags); in map_urb_for_dma()
1396 return usb_hcd_map_urb_for_dma(hcd, urb, mem_flags); in map_urb_for_dma()
1399 int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, in usb_hcd_map_urb_for_dma() argument
1412 if (hcd->self.uses_pio_for_control) in usb_hcd_map_urb_for_dma()
1414 if (hcd->localmem_pool) { in usb_hcd_map_urb_for_dma()
1424 } else if (hcd_uses_dma(hcd)) { in usb_hcd_map_urb_for_dma()
1431 hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1435 if (dma_mapping_error(hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1445 if (hcd->localmem_pool) { in usb_hcd_map_urb_for_dma()
1454 } else if (hcd_uses_dma(hcd)) { in usb_hcd_map_urb_for_dma()
1465 hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1480 hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1485 if (dma_mapping_error(hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1495 hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1499 if (dma_mapping_error(hcd->self.sysdev, in usb_hcd_map_urb_for_dma()
1508 usb_hcd_unmap_urb_for_dma(hcd, urb); in usb_hcd_map_urb_for_dma()
1524 struct usb_hcd *hcd = bus_to_hcd(urb->dev->bus); in usb_hcd_submit_urb() local
1533 usbmon_urb_submit(&hcd->self, urb); in usb_hcd_submit_urb()
1544 status = rh_urb_enqueue(hcd, urb); in usb_hcd_submit_urb()
1546 status = map_urb_for_dma(hcd, urb, mem_flags); in usb_hcd_submit_urb()
1548 status = hcd->driver->urb_enqueue(hcd, urb, mem_flags); in usb_hcd_submit_urb()
1550 unmap_urb_for_dma(hcd, urb); in usb_hcd_submit_urb()
1555 usbmon_urb_submit_error(&hcd->self, urb, status); in usb_hcd_submit_urb()
1574 static int unlink1(struct usb_hcd *hcd, struct urb *urb, int status) in unlink1() argument
1579 value = usb_rh_urb_dequeue(hcd, urb, status); in unlink1()
1585 value = hcd->driver->urb_dequeue(hcd, urb, status); in unlink1()
1598 struct usb_hcd *hcd; in usb_hcd_unlink_urb() local
1615 hcd = bus_to_hcd(urb->dev->bus); in usb_hcd_unlink_urb()
1616 retval = unlink1(hcd, urb, status); in usb_hcd_unlink_urb()
1631 struct usb_hcd *hcd = bus_to_hcd(urb->dev->bus); in __usb_hcd_giveback_urb() local
1641 unmap_urb_for_dma(hcd, urb); in __usb_hcd_giveback_urb()
1642 usbmon_urb_complete(&hcd->self, urb, status); in __usb_hcd_giveback_urb()
1716 void usb_hcd_giveback_urb(struct usb_hcd *hcd, struct urb *urb, int status) in usb_hcd_giveback_urb() argument
1725 if (!hcd_giveback_urb_in_bh(hcd) && !is_root_hub(urb->dev)) { in usb_hcd_giveback_urb()
1731 bh = &hcd->high_prio_bh; in usb_hcd_giveback_urb()
1734 bh = &hcd->low_prio_bh; in usb_hcd_giveback_urb()
1761 struct usb_hcd *hcd; in usb_hcd_flush_endpoint() local
1767 hcd = bus_to_hcd(udev->bus); in usb_hcd_flush_endpoint()
1782 unlink1(hcd, urb, -ESHUTDOWN); in usb_hcd_flush_endpoint()
1783 dev_dbg (hcd->self.controller, in usb_hcd_flush_endpoint()
1845 struct usb_hcd *hcd; in usb_hcd_alloc_bandwidth() local
1848 hcd = bus_to_hcd(udev->bus); in usb_hcd_alloc_bandwidth()
1849 if (!hcd->driver->check_bandwidth) in usb_hcd_alloc_bandwidth()
1857 hcd->driver->drop_endpoint(hcd, udev, ep); in usb_hcd_alloc_bandwidth()
1860 hcd->driver->drop_endpoint(hcd, udev, ep); in usb_hcd_alloc_bandwidth()
1862 hcd->driver->check_bandwidth(hcd, udev); in usb_hcd_alloc_bandwidth()
1878 ret = hcd->driver->drop_endpoint(hcd, udev, ep); in usb_hcd_alloc_bandwidth()
1884 ret = hcd->driver->drop_endpoint(hcd, udev, ep); in usb_hcd_alloc_bandwidth()
1902 ret = hcd->driver->add_endpoint(hcd, udev, &alt->endpoint[j]); in usb_hcd_alloc_bandwidth()
1931 ret = hcd->driver->drop_endpoint(hcd, udev, in usb_hcd_alloc_bandwidth()
1938 ret = hcd->driver->add_endpoint(hcd, udev, in usb_hcd_alloc_bandwidth()
1944 ret = hcd->driver->check_bandwidth(hcd, udev); in usb_hcd_alloc_bandwidth()
1947 hcd->driver->reset_bandwidth(hcd, udev); in usb_hcd_alloc_bandwidth()
1962 struct usb_hcd *hcd; in usb_hcd_disable_endpoint() local
1965 hcd = bus_to_hcd(udev->bus); in usb_hcd_disable_endpoint()
1966 if (hcd->driver->endpoint_disable) in usb_hcd_disable_endpoint()
1967 hcd->driver->endpoint_disable(hcd, ep); in usb_hcd_disable_endpoint()
1981 struct usb_hcd *hcd = bus_to_hcd(udev->bus); in usb_hcd_reset_endpoint() local
1983 if (hcd->driver->endpoint_reset) in usb_hcd_reset_endpoint()
1984 hcd->driver->endpoint_reset(hcd, ep); in usb_hcd_reset_endpoint()
2015 struct usb_hcd *hcd; in usb_alloc_streams() local
2020 hcd = bus_to_hcd(dev->bus); in usb_alloc_streams()
2021 if (!hcd->driver->alloc_streams || !hcd->driver->free_streams) in usb_alloc_streams()
2037 ret = hcd->driver->alloc_streams(hcd, dev, eps, num_eps, in usb_alloc_streams()
2065 struct usb_hcd *hcd; in usb_free_streams() local
2070 hcd = bus_to_hcd(dev->bus); in usb_free_streams()
2079 ret = hcd->driver->free_streams(hcd, dev, eps, num_eps, mem_flags); in usb_free_streams()
2106 struct usb_hcd *hcd = bus_to_hcd(udev->bus); in usb_hcd_get_frame_number() local
2108 if (!HCD_RH_RUNNING(hcd)) in usb_hcd_get_frame_number()
2110 return hcd->driver->get_frame_number (hcd); in usb_hcd_get_frame_number()
2135 struct usb_hcd *hcd = bus_to_hcd(udev->bus); in request_single_step_set_feature_urb() local
2162 if (map_urb_for_dma(hcd, urb, GFP_KERNEL)) { in request_single_step_set_feature_urb()
2172 int ehset_single_step_set_feature(struct usb_hcd *hcd, int port) in ehset_single_step_set_feature() argument
2182 udev = usb_hub_find_child(hcd->self.root_hub, port); in ehset_single_step_set_feature()
2184 dev_err(hcd->self.controller, "No device attached to the RootHub\n"); in ehset_single_step_set_feature()
2208 retval = hcd->driver->submit_single_step_set_feature(hcd, urb, 1); in ehset_single_step_set_feature()
2214 dev_err(hcd->self.controller, in ehset_single_step_set_feature()
2225 retval = hcd->driver->submit_single_step_set_feature(hcd, urb, 0); in ehset_single_step_set_feature()
2230 dev_err(hcd->self.controller, in ehset_single_step_set_feature()
2249 struct usb_hcd *hcd = bus_to_hcd(rhdev->bus); in hcd_bus_suspend() local
2251 int old_state = hcd->state; in hcd_bus_suspend()
2256 if (HCD_DEAD(hcd)) { in hcd_bus_suspend()
2261 if (!hcd->driver->bus_suspend) { in hcd_bus_suspend()
2264 clear_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in hcd_bus_suspend()
2265 hcd->state = HC_STATE_QUIESCING; in hcd_bus_suspend()
2266 status = hcd->driver->bus_suspend(hcd); in hcd_bus_suspend()
2270 hcd->state = HC_STATE_SUSPENDED; in hcd_bus_suspend()
2273 usb_phy_roothub_suspend(hcd->self.sysdev, in hcd_bus_suspend()
2274 hcd->phy_roothub); in hcd_bus_suspend()
2280 status = hcd->driver->hub_status_data(hcd, buffer); in hcd_bus_suspend()
2289 if (!HCD_DEAD(hcd)) { in hcd_bus_suspend()
2290 set_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in hcd_bus_suspend()
2291 hcd->state = old_state; in hcd_bus_suspend()
2302 struct usb_hcd *hcd = bus_to_hcd(rhdev->bus); in hcd_bus_resume() local
2304 int old_state = hcd->state; in hcd_bus_resume()
2308 if (HCD_DEAD(hcd)) { in hcd_bus_resume()
2314 status = usb_phy_roothub_resume(hcd->self.sysdev, in hcd_bus_resume()
2315 hcd->phy_roothub); in hcd_bus_resume()
2320 if (!hcd->driver->bus_resume) in hcd_bus_resume()
2322 if (HCD_RH_RUNNING(hcd)) in hcd_bus_resume()
2325 hcd->state = HC_STATE_RESUMING; in hcd_bus_resume()
2326 status = hcd->driver->bus_resume(hcd); in hcd_bus_resume()
2327 clear_bit(HCD_FLAG_WAKEUP_PENDING, &hcd->flags); in hcd_bus_resume()
2329 status = usb_phy_roothub_calibrate(hcd->phy_roothub); in hcd_bus_resume()
2336 if (!HCD_DEAD(hcd)) { in hcd_bus_resume()
2340 set_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in hcd_bus_resume()
2341 hcd->state = HC_STATE_RUNNING; in hcd_bus_resume()
2359 hcd->state = old_state; in hcd_bus_resume()
2360 usb_phy_roothub_suspend(hcd->self.sysdev, hcd->phy_roothub); in hcd_bus_resume()
2364 usb_hc_died(hcd); in hcd_bus_resume()
2372 struct usb_hcd *hcd = container_of(work, struct usb_hcd, wakeup_work); in hcd_resume_work() local
2373 struct usb_device *udev = hcd->self.root_hub; in hcd_resume_work()
2387 void usb_hcd_resume_root_hub (struct usb_hcd *hcd) in usb_hcd_resume_root_hub() argument
2392 if (hcd->rh_registered) { in usb_hcd_resume_root_hub()
2393 pm_wakeup_event(&hcd->self.root_hub->dev, 0); in usb_hcd_resume_root_hub()
2394 set_bit(HCD_FLAG_WAKEUP_PENDING, &hcd->flags); in usb_hcd_resume_root_hub()
2395 queue_work(pm_wq, &hcd->wakeup_work); in usb_hcd_resume_root_hub()
2422 struct usb_hcd *hcd; in usb_bus_start_enum() local
2429 hcd = bus_to_hcd(bus); in usb_bus_start_enum()
2430 if (port_num && hcd->driver->start_port_reset) in usb_bus_start_enum()
2431 status = hcd->driver->start_port_reset(hcd, port_num); in usb_bus_start_enum()
2437 mod_timer(&hcd->rh_timer, jiffies + msecs_to_jiffies(10)); in usb_bus_start_enum()
2458 struct usb_hcd *hcd = __hcd; in usb_hcd_irq() local
2461 if (unlikely(HCD_DEAD(hcd) || !HCD_HW_ACCESSIBLE(hcd))) in usb_hcd_irq()
2463 else if (hcd->driver->irq(hcd) == IRQ_NONE) in usb_hcd_irq()
2477 struct usb_hcd *hcd = container_of(work, struct usb_hcd, died_work); in hcd_died_work() local
2484 kobject_uevent_env(&hcd->self.root_hub->dev.kobj, KOBJ_OFFLINE, env); in hcd_died_work()
2497 void usb_hc_died (struct usb_hcd *hcd) in usb_hc_died() argument
2501 dev_err (hcd->self.controller, "HC died; cleaning up\n"); in usb_hc_died()
2504 clear_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in usb_hc_died()
2505 set_bit(HCD_FLAG_DEAD, &hcd->flags); in usb_hc_died()
2506 if (hcd->rh_registered) { in usb_hc_died()
2507 clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); in usb_hc_died()
2510 usb_set_device_state (hcd->self.root_hub, in usb_hc_died()
2512 usb_kick_hub_wq(hcd->self.root_hub); in usb_hc_died()
2514 if (usb_hcd_is_primary_hcd(hcd) && hcd->shared_hcd) { in usb_hc_died()
2515 hcd = hcd->shared_hcd; in usb_hc_died()
2516 clear_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in usb_hc_died()
2517 set_bit(HCD_FLAG_DEAD, &hcd->flags); in usb_hc_died()
2518 if (hcd->rh_registered) { in usb_hc_died()
2519 clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); in usb_hc_died()
2522 usb_set_device_state(hcd->self.root_hub, in usb_hc_died()
2524 usb_kick_hub_wq(hcd->self.root_hub); in usb_hc_died()
2529 if (usb_hcd_is_primary_hcd(hcd)) in usb_hc_died()
2530 schedule_work(&hcd->died_work); in usb_hc_died()
2532 schedule_work(&hcd->primary_hcd->died_work); in usb_hc_died()
2553 struct usb_hcd *hcd; in __usb_create_hcd() local
2555 hcd = kzalloc(sizeof(*hcd) + driver->hcd_priv_size, GFP_KERNEL); in __usb_create_hcd()
2556 if (!hcd) in __usb_create_hcd()
2559 hcd->address0_mutex = kmalloc(sizeof(*hcd->address0_mutex), in __usb_create_hcd()
2561 if (!hcd->address0_mutex) { in __usb_create_hcd()
2562 kfree(hcd); in __usb_create_hcd()
2566 mutex_init(hcd->address0_mutex); in __usb_create_hcd()
2567 hcd->bandwidth_mutex = kmalloc(sizeof(*hcd->bandwidth_mutex), in __usb_create_hcd()
2569 if (!hcd->bandwidth_mutex) { in __usb_create_hcd()
2570 kfree(hcd->address0_mutex); in __usb_create_hcd()
2571 kfree(hcd); in __usb_create_hcd()
2575 mutex_init(hcd->bandwidth_mutex); in __usb_create_hcd()
2576 dev_set_drvdata(dev, hcd); in __usb_create_hcd()
2579 hcd->address0_mutex = primary_hcd->address0_mutex; in __usb_create_hcd()
2580 hcd->bandwidth_mutex = primary_hcd->bandwidth_mutex; in __usb_create_hcd()
2581 hcd->primary_hcd = primary_hcd; in __usb_create_hcd()
2583 hcd->shared_hcd = primary_hcd; in __usb_create_hcd()
2584 primary_hcd->shared_hcd = hcd; in __usb_create_hcd()
2588 kref_init(&hcd->kref); in __usb_create_hcd()
2590 usb_bus_init(&hcd->self); in __usb_create_hcd()
2591 hcd->self.controller = dev; in __usb_create_hcd()
2592 hcd->self.sysdev = sysdev; in __usb_create_hcd()
2593 hcd->self.bus_name = bus_name; in __usb_create_hcd()
2595 timer_setup(&hcd->rh_timer, rh_timer_func, 0); in __usb_create_hcd()
2597 INIT_WORK(&hcd->wakeup_work, hcd_resume_work); in __usb_create_hcd()
2600 INIT_WORK(&hcd->died_work, hcd_died_work); in __usb_create_hcd()
2602 hcd->driver = driver; in __usb_create_hcd()
2603 hcd->speed = driver->flags & HCD_MASK; in __usb_create_hcd()
2604 hcd->product_desc = (driver->product_desc) ? driver->product_desc : in __usb_create_hcd()
2606 return hcd; in __usb_create_hcd()
2668 struct usb_hcd *hcd = container_of (kref, struct usb_hcd, kref); in hcd_release() local
2671 if (hcd->shared_hcd) { in hcd_release()
2672 struct usb_hcd *peer = hcd->shared_hcd; in hcd_release()
2677 kfree(hcd->address0_mutex); in hcd_release()
2678 kfree(hcd->bandwidth_mutex); in hcd_release()
2681 kfree(hcd); in hcd_release()
2684 struct usb_hcd *usb_get_hcd (struct usb_hcd *hcd) in usb_get_hcd() argument
2686 if (hcd) in usb_get_hcd()
2687 kref_get (&hcd->kref); in usb_get_hcd()
2688 return hcd; in usb_get_hcd()
2692 void usb_put_hcd (struct usb_hcd *hcd) in usb_put_hcd() argument
2694 if (hcd) in usb_put_hcd()
2695 kref_put (&hcd->kref, hcd_release); in usb_put_hcd()
2699 int usb_hcd_is_primary_hcd(struct usb_hcd *hcd) in usb_hcd_is_primary_hcd() argument
2701 if (!hcd->primary_hcd) in usb_hcd_is_primary_hcd()
2703 return hcd == hcd->primary_hcd; in usb_hcd_is_primary_hcd()
2707 int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1) in usb_hcd_find_raw_port_number() argument
2709 if (!hcd->driver->find_raw_port_number) in usb_hcd_find_raw_port_number()
2712 return hcd->driver->find_raw_port_number(hcd, port1); in usb_hcd_find_raw_port_number()
2715 static int usb_hcd_request_irqs(struct usb_hcd *hcd, in usb_hcd_request_irqs() argument
2720 if (hcd->driver->irq) { in usb_hcd_request_irqs()
2722 snprintf(hcd->irq_descr, sizeof(hcd->irq_descr), "%s:usb%d", in usb_hcd_request_irqs()
2723 hcd->driver->description, hcd->self.busnum); in usb_hcd_request_irqs()
2725 hcd->irq_descr, hcd); in usb_hcd_request_irqs()
2727 dev_err(hcd->self.controller, in usb_hcd_request_irqs()
2732 hcd->irq = irqnum; in usb_hcd_request_irqs()
2733 dev_info(hcd->self.controller, "irq %d, %s 0x%08llx\n", irqnum, in usb_hcd_request_irqs()
2734 (hcd->driver->flags & HCD_MEMORY) ? in usb_hcd_request_irqs()
2736 (unsigned long long)hcd->rsrc_start); in usb_hcd_request_irqs()
2738 hcd->irq = 0; in usb_hcd_request_irqs()
2739 if (hcd->rsrc_start) in usb_hcd_request_irqs()
2740 dev_info(hcd->self.controller, "%s 0x%08llx\n", in usb_hcd_request_irqs()
2741 (hcd->driver->flags & HCD_MEMORY) ? in usb_hcd_request_irqs()
2743 (unsigned long long)hcd->rsrc_start); in usb_hcd_request_irqs()
2752 static void usb_put_invalidate_rhdev(struct usb_hcd *hcd) in usb_put_invalidate_rhdev() argument
2757 rhdev = hcd->self.root_hub; in usb_put_invalidate_rhdev()
2758 hcd->self.root_hub = NULL; in usb_put_invalidate_rhdev()
2769 static void usb_stop_hcd(struct usb_hcd *hcd) in usb_stop_hcd() argument
2771 hcd->rh_pollable = 0; in usb_stop_hcd()
2772 clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); in usb_stop_hcd()
2773 del_timer_sync(&hcd->rh_timer); in usb_stop_hcd()
2775 hcd->driver->stop(hcd); in usb_stop_hcd()
2776 hcd->state = HC_STATE_HALT; in usb_stop_hcd()
2779 clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); in usb_stop_hcd()
2780 del_timer_sync(&hcd->rh_timer); in usb_stop_hcd()
2793 int usb_add_hcd(struct usb_hcd *hcd, in usb_add_hcd() argument
2799 if (!hcd->skip_phy_initialization && usb_hcd_is_primary_hcd(hcd)) { in usb_add_hcd()
2800 hcd->phy_roothub = usb_phy_roothub_alloc(hcd->self.sysdev); in usb_add_hcd()
2801 if (IS_ERR(hcd->phy_roothub)) in usb_add_hcd()
2802 return PTR_ERR(hcd->phy_roothub); in usb_add_hcd()
2804 retval = usb_phy_roothub_init(hcd->phy_roothub); in usb_add_hcd()
2808 retval = usb_phy_roothub_set_mode(hcd->phy_roothub, in usb_add_hcd()
2811 retval = usb_phy_roothub_set_mode(hcd->phy_roothub, in usb_add_hcd()
2816 retval = usb_phy_roothub_power_on(hcd->phy_roothub); in usb_add_hcd()
2821 dev_info(hcd->self.controller, "%s\n", hcd->product_desc); in usb_add_hcd()
2825 hcd->dev_policy = USB_DEVICE_AUTHORIZE_NONE; in usb_add_hcd()
2829 hcd->dev_policy = USB_DEVICE_AUTHORIZE_ALL; in usb_add_hcd()
2833 hcd->dev_policy = USB_DEVICE_AUTHORIZE_INTERNAL; in usb_add_hcd()
2838 hcd->dev_policy = hcd->wireless ? in usb_add_hcd()
2843 set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); in usb_add_hcd()
2846 set_bit(HCD_FLAG_INTF_AUTHORIZED, &hcd->flags); in usb_add_hcd()
2852 retval = hcd_buffer_create(hcd); in usb_add_hcd()
2854 dev_dbg(hcd->self.sysdev, "pool alloc failed\n"); in usb_add_hcd()
2858 retval = usb_register_bus(&hcd->self); in usb_add_hcd()
2862 rhdev = usb_alloc_dev(NULL, &hcd->self, 0); in usb_add_hcd()
2864 dev_err(hcd->self.sysdev, "unable to allocate root hub\n"); in usb_add_hcd()
2869 hcd->self.root_hub = rhdev; in usb_add_hcd()
2876 switch (hcd->speed) { in usb_add_hcd()
2914 set_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in usb_add_hcd()
2919 if (hcd->driver->reset) { in usb_add_hcd()
2920 retval = hcd->driver->reset(hcd); in usb_add_hcd()
2922 dev_err(hcd->self.controller, "can't setup: %d\n", in usb_add_hcd()
2927 hcd->rh_pollable = 1; in usb_add_hcd()
2929 retval = usb_phy_roothub_calibrate(hcd->phy_roothub); in usb_add_hcd()
2934 if (device_can_wakeup(hcd->self.controller) in usb_add_hcd()
2935 && device_can_wakeup(&hcd->self.root_hub->dev)) in usb_add_hcd()
2936 dev_dbg(hcd->self.controller, "supports USB remote wakeup\n"); in usb_add_hcd()
2939 init_giveback_urb_bh(&hcd->high_prio_bh); in usb_add_hcd()
2940 init_giveback_urb_bh(&hcd->low_prio_bh); in usb_add_hcd()
2945 if (usb_hcd_is_primary_hcd(hcd) && irqnum) { in usb_add_hcd()
2946 retval = usb_hcd_request_irqs(hcd, irqnum, irqflags); in usb_add_hcd()
2951 hcd->state = HC_STATE_RUNNING; in usb_add_hcd()
2952 retval = hcd->driver->start(hcd); in usb_add_hcd()
2954 dev_err(hcd->self.controller, "startup error %d\n", retval); in usb_add_hcd()
2959 retval = register_root_hub(hcd); in usb_add_hcd()
2963 if (hcd->uses_new_polling && HCD_POLL_RH(hcd)) in usb_add_hcd()
2964 usb_hcd_poll_rh_status(hcd); in usb_add_hcd()
2969 usb_stop_hcd(hcd); in usb_add_hcd()
2971 if (usb_hcd_is_primary_hcd(hcd) && hcd->irq > 0) in usb_add_hcd()
2972 free_irq(irqnum, hcd); in usb_add_hcd()
2976 usb_put_invalidate_rhdev(hcd); in usb_add_hcd()
2978 usb_deregister_bus(&hcd->self); in usb_add_hcd()
2980 hcd_buffer_destroy(hcd); in usb_add_hcd()
2982 usb_phy_roothub_power_off(hcd->phy_roothub); in usb_add_hcd()
2984 usb_phy_roothub_exit(hcd->phy_roothub); in usb_add_hcd()
2999 void usb_remove_hcd(struct usb_hcd *hcd) in usb_remove_hcd() argument
3001 struct usb_device *rhdev = hcd->self.root_hub; in usb_remove_hcd()
3003 dev_info(hcd->self.controller, "remove, state %x\n", hcd->state); in usb_remove_hcd()
3006 clear_bit(HCD_FLAG_RH_RUNNING, &hcd->flags); in usb_remove_hcd()
3007 if (HC_IS_RUNNING (hcd->state)) in usb_remove_hcd()
3008 hcd->state = HC_STATE_QUIESCING; in usb_remove_hcd()
3010 dev_dbg(hcd->self.controller, "roothub graceful disconnect\n"); in usb_remove_hcd()
3012 hcd->rh_registered = 0; in usb_remove_hcd()
3016 cancel_work_sync(&hcd->wakeup_work); in usb_remove_hcd()
3018 cancel_work_sync(&hcd->died_work); in usb_remove_hcd()
3039 usb_stop_hcd(hcd); in usb_remove_hcd()
3041 if (usb_hcd_is_primary_hcd(hcd)) { in usb_remove_hcd()
3042 if (hcd->irq > 0) in usb_remove_hcd()
3043 free_irq(hcd->irq, hcd); in usb_remove_hcd()
3046 usb_deregister_bus(&hcd->self); in usb_remove_hcd()
3047 hcd_buffer_destroy(hcd); in usb_remove_hcd()
3049 usb_phy_roothub_power_off(hcd->phy_roothub); in usb_remove_hcd()
3050 usb_phy_roothub_exit(hcd->phy_roothub); in usb_remove_hcd()
3052 usb_put_invalidate_rhdev(hcd); in usb_remove_hcd()
3053 hcd->flags = 0; in usb_remove_hcd()
3060 struct usb_hcd *hcd = platform_get_drvdata(dev); in usb_hcd_platform_shutdown() local
3065 if (hcd->driver->shutdown) in usb_hcd_platform_shutdown()
3066 hcd->driver->shutdown(hcd); in usb_hcd_platform_shutdown()
3070 int usb_hcd_setup_local_mem(struct usb_hcd *hcd, phys_addr_t phys_addr, in usb_hcd_setup_local_mem() argument
3076 hcd->localmem_pool = devm_gen_pool_create(hcd->self.sysdev, 4, in usb_hcd_setup_local_mem()
3077 dev_to_node(hcd->self.sysdev), in usb_hcd_setup_local_mem()
3078 dev_name(hcd->self.sysdev)); in usb_hcd_setup_local_mem()
3079 if (IS_ERR(hcd->localmem_pool)) in usb_hcd_setup_local_mem()
3080 return PTR_ERR(hcd->localmem_pool); in usb_hcd_setup_local_mem()
3082 local_mem = devm_memremap(hcd->self.sysdev, phys_addr, in usb_hcd_setup_local_mem()
3092 err = gen_pool_add_virt(hcd->localmem_pool, (unsigned long)local_mem, in usb_hcd_setup_local_mem()
3093 dma, size, dev_to_node(hcd->self.sysdev)); in usb_hcd_setup_local_mem()
3095 dev_err(hcd->self.sysdev, "gen_pool_add_virt failed with %d\n", in usb_hcd_setup_local_mem()