Lines Matching refs:dum_hcd
368 static void set_link_state_by_speed(struct dummy_hcd *dum_hcd) in set_link_state_by_speed() argument
370 struct dummy *dum = dum_hcd->dum; in set_link_state_by_speed()
372 if (dummy_hcd_to_hcd(dum_hcd)->speed == HCD_USB3) { in set_link_state_by_speed()
373 if ((dum_hcd->port_status & USB_SS_PORT_STAT_POWER) == 0) { in set_link_state_by_speed()
374 dum_hcd->port_status = 0; in set_link_state_by_speed()
377 dum_hcd->port_status &= ~(USB_PORT_STAT_CONNECTION | in set_link_state_by_speed()
379 if ((dum_hcd->old_status & in set_link_state_by_speed()
381 dum_hcd->port_status |= in set_link_state_by_speed()
385 dum_hcd->port_status |= (USB_PORT_STAT_CONNECTION | in set_link_state_by_speed()
387 if ((dum_hcd->old_status & in set_link_state_by_speed()
389 dum_hcd->port_status |= in set_link_state_by_speed()
391 if ((dum_hcd->port_status & USB_PORT_STAT_ENABLE) && in set_link_state_by_speed()
392 (dum_hcd->port_status & in set_link_state_by_speed()
394 dum_hcd->rh_state != DUMMY_RH_SUSPENDED) in set_link_state_by_speed()
395 dum_hcd->active = 1; in set_link_state_by_speed()
398 if ((dum_hcd->port_status & USB_PORT_STAT_POWER) == 0) { in set_link_state_by_speed()
399 dum_hcd->port_status = 0; in set_link_state_by_speed()
402 dum_hcd->port_status &= ~(USB_PORT_STAT_CONNECTION | in set_link_state_by_speed()
407 if ((dum_hcd->old_status & in set_link_state_by_speed()
409 dum_hcd->port_status |= in set_link_state_by_speed()
412 dum_hcd->port_status |= USB_PORT_STAT_CONNECTION; in set_link_state_by_speed()
413 if ((dum_hcd->old_status & in set_link_state_by_speed()
415 dum_hcd->port_status |= in set_link_state_by_speed()
417 if ((dum_hcd->port_status & USB_PORT_STAT_ENABLE) == 0) in set_link_state_by_speed()
418 dum_hcd->port_status &= ~USB_PORT_STAT_SUSPEND; in set_link_state_by_speed()
419 else if ((dum_hcd->port_status & in set_link_state_by_speed()
421 dum_hcd->rh_state != DUMMY_RH_SUSPENDED) in set_link_state_by_speed()
422 dum_hcd->active = 1; in set_link_state_by_speed()
428 static void set_link_state(struct dummy_hcd *dum_hcd) in set_link_state() argument
430 struct dummy *dum = dum_hcd->dum; in set_link_state()
433 dum_hcd->active = 0; in set_link_state()
435 if ((dummy_hcd_to_hcd(dum_hcd)->speed == HCD_USB3 && in set_link_state()
437 (dummy_hcd_to_hcd(dum_hcd)->speed != HCD_USB3 && in set_link_state()
441 set_link_state_by_speed(dum_hcd); in set_link_state()
442 power_bit = (dummy_hcd_to_hcd(dum_hcd)->speed == HCD_USB3 ? in set_link_state()
445 if ((dum_hcd->port_status & USB_PORT_STAT_ENABLE) == 0 || in set_link_state()
446 dum_hcd->active) in set_link_state()
447 dum_hcd->resuming = 0; in set_link_state()
450 if ((dum_hcd->port_status & power_bit) == 0 || in set_link_state()
451 (dum_hcd->port_status & USB_PORT_STAT_RESET) != 0) { in set_link_state()
453 dum_hcd->old_status & (~dum_hcd->port_status); in set_link_state()
455 (~dum_hcd->old_status) & dum_hcd->port_status; in set_link_state()
469 } else if (dum_hcd->active != dum_hcd->old_active && in set_link_state()
473 if (dum_hcd->old_active && dum->driver->suspend) in set_link_state()
475 else if (!dum_hcd->old_active && dum->driver->resume) in set_link_state()
481 dum_hcd->old_status = dum_hcd->port_status; in set_link_state()
482 dum_hcd->old_active = dum_hcd->active; in set_link_state()
501 struct dummy_hcd *dum_hcd; in dummy_enable() local
514 dum_hcd = gadget_to_dummy_hcd(&dum->gadget); in dummy_enable()
515 if (!is_enabled(dum_hcd)) in dummy_enable()
706 struct dummy_hcd *dum_hcd; in dummy_queue() local
718 dum_hcd = gadget_to_dummy_hcd(&dum->gadget); in dummy_queue()
719 if (!dum->driver || !is_enabled(dum_hcd)) in dummy_queue()
862 struct dummy_hcd *dum_hcd; in dummy_wakeup() local
864 dum_hcd = gadget_to_dummy_hcd(_gadget); in dummy_wakeup()
865 if (!(dum_hcd->dum->devstatus & ((1 << USB_DEVICE_B_HNP_ENABLE) in dummy_wakeup()
868 if ((dum_hcd->port_status & USB_PORT_STAT_CONNECTION) == 0) in dummy_wakeup()
870 if ((dum_hcd->port_status & USB_PORT_STAT_SUSPEND) == 0 && in dummy_wakeup()
871 dum_hcd->rh_state != DUMMY_RH_SUSPENDED) in dummy_wakeup()
877 dum_hcd->resuming = 1; in dummy_wakeup()
878 dum_hcd->re_timeout = jiffies + msecs_to_jiffies(20); in dummy_wakeup()
879 mod_timer(&dummy_hcd_to_hcd(dum_hcd)->rh_timer, dum_hcd->re_timeout); in dummy_wakeup()
906 struct dummy_hcd *dum_hcd; in dummy_pullup() local
911 dum_hcd = gadget_to_dummy_hcd(_gadget); in dummy_pullup()
915 set_link_state(dum_hcd); in dummy_pullup()
918 usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd)); in dummy_pullup()
979 struct dummy_hcd *dum_hcd = gadget_to_dummy_hcd(g); in dummy_udc_start() local
980 struct dummy *dum = dum_hcd->dum; in dummy_udc_start()
1001 struct dummy_hcd *dum_hcd = gadget_to_dummy_hcd(g); in dummy_udc_stop() local
1002 struct dummy *dum = dum_hcd->dum; in dummy_udc_stop()
1103 static void dummy_udc_pm(struct dummy *dum, struct dummy_hcd *dum_hcd, in dummy_udc_pm() argument
1108 set_link_state(dum_hcd); in dummy_udc_pm()
1115 struct dummy_hcd *dum_hcd = gadget_to_dummy_hcd(&dum->gadget); in dummy_udc_suspend() local
1118 dummy_udc_pm(dum, dum_hcd, 1); in dummy_udc_suspend()
1119 usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd)); in dummy_udc_suspend()
1126 struct dummy_hcd *dum_hcd = gadget_to_dummy_hcd(&dum->gadget); in dummy_udc_resume() local
1129 dummy_udc_pm(dum, dum_hcd, 0); in dummy_udc_resume()
1130 usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd)); in dummy_udc_resume()
1168 static int dummy_ep_stream_en(struct dummy_hcd *dum_hcd, struct urb *urb) in dummy_ep_stream_en() argument
1177 return (1 << index) & dum_hcd->stream_en_ep; in dummy_ep_stream_en()
1187 static int get_max_streams_for_pipe(struct dummy_hcd *dum_hcd, in get_max_streams_for_pipe() argument
1192 max_streams = dum_hcd->num_stream[usb_pipeendpoint(pipe)]; in get_max_streams_for_pipe()
1201 static void set_max_streams_for_pipe(struct dummy_hcd *dum_hcd, in set_max_streams_for_pipe() argument
1207 max_streams = dum_hcd->num_stream[usb_pipeendpoint(pipe)]; in set_max_streams_for_pipe()
1215 dum_hcd->num_stream[usb_pipeendpoint(pipe)] = max_streams; in set_max_streams_for_pipe()
1218 static int dummy_validate_stream(struct dummy_hcd *dum_hcd, struct urb *urb) in dummy_validate_stream() argument
1223 enabled = dummy_ep_stream_en(dum_hcd, urb); in dummy_validate_stream()
1232 max_streams = get_max_streams_for_pipe(dum_hcd, in dummy_validate_stream()
1235 dev_err(dummy_dev(dum_hcd), "Stream id %d is out of range.\n", in dummy_validate_stream()
1248 struct dummy_hcd *dum_hcd; in dummy_urb_enqueue() local
1259 dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_urb_enqueue()
1260 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_urb_enqueue()
1262 rc = dummy_validate_stream(dum_hcd, urb); in dummy_urb_enqueue()
1274 if (!dum_hcd->udev) { in dummy_urb_enqueue()
1275 dum_hcd->udev = urb->dev; in dummy_urb_enqueue()
1276 usb_get_dev(dum_hcd->udev); in dummy_urb_enqueue()
1277 } else if (unlikely(dum_hcd->udev != urb->dev)) in dummy_urb_enqueue()
1278 dev_err(dummy_dev(dum_hcd), "usb_device address has changed!\n"); in dummy_urb_enqueue()
1280 list_add_tail(&urbp->urbp_list, &dum_hcd->urbp_list); in dummy_urb_enqueue()
1282 if (!dum_hcd->next_frame_urbp) in dummy_urb_enqueue()
1283 dum_hcd->next_frame_urbp = urbp; in dummy_urb_enqueue()
1288 if (!timer_pending(&dum_hcd->timer)) in dummy_urb_enqueue()
1289 mod_timer(&dum_hcd->timer, jiffies + 1); in dummy_urb_enqueue()
1292 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_urb_enqueue()
1298 struct dummy_hcd *dum_hcd; in dummy_urb_dequeue() local
1304 dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_urb_dequeue()
1305 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_urb_dequeue()
1308 if (!rc && dum_hcd->rh_state != DUMMY_RH_RUNNING && in dummy_urb_dequeue()
1309 !list_empty(&dum_hcd->urbp_list)) in dummy_urb_dequeue()
1310 mod_timer(&dum_hcd->timer, jiffies); in dummy_urb_dequeue()
1312 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_urb_dequeue()
1383 static int transfer(struct dummy_hcd *dum_hcd, struct urb *urb, in transfer() argument
1386 struct dummy *dum = dum_hcd->dum; in transfer()
1397 if (dummy_ep_stream_en(dum_hcd, urb)) { in transfer()
1547 #define is_active(dum_hcd) ((dum_hcd->port_status & \ argument
1596 static int handle_control_request(struct dummy_hcd *dum_hcd, struct urb *urb, in handle_control_request() argument
1601 struct dummy *dum = dum_hcd->dum; in handle_control_request()
1634 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1641 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1648 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1681 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1688 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1695 if (dummy_hcd_to_hcd(dum_hcd)->speed == in handle_control_request()
1764 struct dummy_hcd *dum_hcd = from_timer(dum_hcd, t, timer); in dummy_timer() local
1765 struct dummy *dum = dum_hcd->dum; in dummy_timer()
1788 dev_err(dummy_dev(dum_hcd), "bogus device speed\n"); in dummy_timer()
1797 if (!dum_hcd->udev) { in dummy_timer()
1798 dev_err(dummy_dev(dum_hcd), in dummy_timer()
1803 dum_hcd->next_frame_urbp = NULL; in dummy_timer()
1812 list_for_each_entry_safe(urbp, tmp, &dum_hcd->urbp_list, urbp_list) { in dummy_timer()
1820 if (urbp == dum_hcd->next_frame_urbp) in dummy_timer()
1826 else if (dum_hcd->rh_state != DUMMY_RH_RUNNING) in dummy_timer()
1840 dev_dbg(dummy_dev(dum_hcd), in dummy_timer()
1856 dev_dbg(dummy_dev(dum_hcd), "ep %s halted, urb %p\n", in dummy_timer()
1891 value = handle_control_request(dum_hcd, urb, &setup, in dummy_timer()
1952 total -= transfer(dum_hcd, urb, ep, limit, &status); in dummy_timer()
1966 usb_hcd_unlink_urb_from_ep(dummy_hcd_to_hcd(dum_hcd), urb); in dummy_timer()
1968 usb_hcd_giveback_urb(dummy_hcd_to_hcd(dum_hcd), urb, status); in dummy_timer()
1974 if (list_empty(&dum_hcd->urbp_list)) { in dummy_timer()
1975 usb_put_dev(dum_hcd->udev); in dummy_timer()
1976 dum_hcd->udev = NULL; in dummy_timer()
1977 } else if (dum_hcd->rh_state == DUMMY_RH_RUNNING) { in dummy_timer()
1979 mod_timer(&dum_hcd->timer, jiffies + msecs_to_jiffies(1)); in dummy_timer()
1996 struct dummy_hcd *dum_hcd; in dummy_hub_status() local
2000 dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_hub_status()
2002 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_hub_status()
2006 if (dum_hcd->resuming && time_after_eq(jiffies, dum_hcd->re_timeout)) { in dummy_hub_status()
2007 dum_hcd->port_status |= (USB_PORT_STAT_C_SUSPEND << 16); in dummy_hub_status()
2008 dum_hcd->port_status &= ~USB_PORT_STAT_SUSPEND; in dummy_hub_status()
2009 set_link_state(dum_hcd); in dummy_hub_status()
2012 if ((dum_hcd->port_status & PORT_C_MASK) != 0) { in dummy_hub_status()
2014 dev_dbg(dummy_dev(dum_hcd), "port status 0x%08x has changes\n", in dummy_hub_status()
2015 dum_hcd->port_status); in dummy_hub_status()
2017 if (dum_hcd->rh_state == DUMMY_RH_SUSPENDED) in dummy_hub_status()
2021 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_hub_status()
2081 struct dummy_hcd *dum_hcd; in dummy_hub_control() local
2088 dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_hub_control()
2090 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_hub_control()
2098 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2103 if (dum_hcd->port_status & USB_PORT_STAT_SUSPEND) { in dummy_hub_control()
2105 dum_hcd->resuming = 1; in dummy_hub_control()
2106 dum_hcd->re_timeout = jiffies + in dummy_hub_control()
2111 dev_dbg(dummy_dev(dum_hcd), "power-off\n"); in dummy_hub_control()
2113 dum_hcd->port_status &= ~USB_SS_PORT_STAT_POWER; in dummy_hub_control()
2115 dum_hcd->port_status &= ~USB_PORT_STAT_POWER; in dummy_hub_control()
2116 set_link_state(dum_hcd); in dummy_hub_control()
2119 dum_hcd->port_status &= ~(1 << wValue); in dummy_hub_control()
2120 set_link_state(dum_hcd); in dummy_hub_control()
2127 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2159 if (dum_hcd->resuming && in dummy_hub_control()
2160 time_after_eq(jiffies, dum_hcd->re_timeout)) { in dummy_hub_control()
2161 dum_hcd->port_status |= (USB_PORT_STAT_C_SUSPEND << 16); in dummy_hub_control()
2162 dum_hcd->port_status &= ~USB_PORT_STAT_SUSPEND; in dummy_hub_control()
2164 if ((dum_hcd->port_status & USB_PORT_STAT_RESET) != 0 && in dummy_hub_control()
2165 time_after_eq(jiffies, dum_hcd->re_timeout)) { in dummy_hub_control()
2166 dum_hcd->port_status |= (USB_PORT_STAT_C_RESET << 16); in dummy_hub_control()
2167 dum_hcd->port_status &= ~USB_PORT_STAT_RESET; in dummy_hub_control()
2168 if (dum_hcd->dum->pullup) { in dummy_hub_control()
2169 dum_hcd->port_status |= USB_PORT_STAT_ENABLE; in dummy_hub_control()
2172 switch (dum_hcd->dum->gadget.speed) { in dummy_hub_control()
2174 dum_hcd->port_status |= in dummy_hub_control()
2178 dum_hcd->dum->gadget.ep0-> in dummy_hub_control()
2180 dum_hcd->port_status |= in dummy_hub_control()
2189 set_link_state(dum_hcd); in dummy_hub_control()
2190 ((__le16 *) buf)[0] = cpu_to_le16(dum_hcd->port_status); in dummy_hub_control()
2191 ((__le16 *) buf)[1] = cpu_to_le16(dum_hcd->port_status >> 16); in dummy_hub_control()
2200 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2214 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2223 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2228 if (dum_hcd->active) { in dummy_hub_control()
2229 dum_hcd->port_status |= USB_PORT_STAT_SUSPEND; in dummy_hub_control()
2234 set_link_state(dum_hcd); in dummy_hub_control()
2236 & dum_hcd->dum->devstatus) != 0) in dummy_hub_control()
2237 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2243 dum_hcd->port_status |= USB_SS_PORT_STAT_POWER; in dummy_hub_control()
2245 dum_hcd->port_status |= USB_PORT_STAT_POWER; in dummy_hub_control()
2246 set_link_state(dum_hcd); in dummy_hub_control()
2251 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2260 dum_hcd->port_status = 0; in dummy_hub_control()
2261 dum_hcd->port_status = in dummy_hub_control()
2266 dum_hcd->port_status &= ~(USB_PORT_STAT_ENABLE in dummy_hub_control()
2273 dum_hcd->dum->devstatus &= in dummy_hub_control()
2279 dum_hcd->re_timeout = jiffies + msecs_to_jiffies(50); in dummy_hub_control()
2283 if ((dum_hcd->port_status & in dummy_hub_control()
2285 dum_hcd->port_status |= (1 << wValue); in dummy_hub_control()
2288 if ((dum_hcd->port_status & in dummy_hub_control()
2290 dum_hcd->port_status |= (1 << wValue); in dummy_hub_control()
2292 set_link_state(dum_hcd); in dummy_hub_control()
2297 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2307 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2314 dev_dbg(dummy_dev(dum_hcd), in dummy_hub_control()
2321 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_hub_control()
2323 if ((dum_hcd->port_status & PORT_C_MASK) != 0) in dummy_hub_control()
2330 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_bus_suspend() local
2334 spin_lock_irq(&dum_hcd->dum->lock); in dummy_bus_suspend()
2335 dum_hcd->rh_state = DUMMY_RH_SUSPENDED; in dummy_bus_suspend()
2336 set_link_state(dum_hcd); in dummy_bus_suspend()
2338 spin_unlock_irq(&dum_hcd->dum->lock); in dummy_bus_suspend()
2344 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_bus_resume() local
2349 spin_lock_irq(&dum_hcd->dum->lock); in dummy_bus_resume()
2353 dum_hcd->rh_state = DUMMY_RH_RUNNING; in dummy_bus_resume()
2354 set_link_state(dum_hcd); in dummy_bus_resume()
2355 if (!list_empty(&dum_hcd->urbp_list)) in dummy_bus_resume()
2356 mod_timer(&dum_hcd->timer, jiffies); in dummy_bus_resume()
2359 spin_unlock_irq(&dum_hcd->dum->lock); in dummy_bus_resume()
2413 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in urbs_show() local
2418 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in urbs_show()
2419 list_for_each_entry(urbp, &dum_hcd->urbp_list, urbp_list) { in urbs_show()
2426 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in urbs_show()
2432 static int dummy_start_ss(struct dummy_hcd *dum_hcd) in dummy_start_ss() argument
2434 timer_setup(&dum_hcd->timer, dummy_timer, 0); in dummy_start_ss()
2435 dum_hcd->rh_state = DUMMY_RH_RUNNING; in dummy_start_ss()
2436 dum_hcd->stream_en_ep = 0; in dummy_start_ss()
2437 INIT_LIST_HEAD(&dum_hcd->urbp_list); in dummy_start_ss()
2438 dummy_hcd_to_hcd(dum_hcd)->power_budget = POWER_BUDGET; in dummy_start_ss()
2439 dummy_hcd_to_hcd(dum_hcd)->state = HC_STATE_RUNNING; in dummy_start_ss()
2440 dummy_hcd_to_hcd(dum_hcd)->uses_new_polling = 1; in dummy_start_ss()
2442 dummy_hcd_to_hcd(dum_hcd)->self.otg_port = 1; in dummy_start_ss()
2447 return device_create_file(dummy_dev(dum_hcd), &dev_attr_urbs); in dummy_start_ss()
2452 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_start() local
2460 return dummy_start_ss(dum_hcd); in dummy_start()
2462 spin_lock_init(&dum_hcd->dum->lock); in dummy_start()
2463 timer_setup(&dum_hcd->timer, dummy_timer, 0); in dummy_start()
2464 dum_hcd->rh_state = DUMMY_RH_RUNNING; in dummy_start()
2466 INIT_LIST_HEAD(&dum_hcd->urbp_list); in dummy_start()
2477 return device_create_file(dummy_dev(dum_hcd), &dev_attr_urbs); in dummy_start()
2523 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_alloc_streams() local
2533 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_alloc_streams()
2536 if ((1 << index) & dum_hcd->stream_en_ep) { in dummy_alloc_streams()
2546 dev_dbg(dummy_dev(dum_hcd), "Ep 0x%x only supports %u " in dummy_alloc_streams()
2556 dum_hcd->stream_en_ep |= 1 << index; in dummy_alloc_streams()
2557 set_max_streams_for_pipe(dum_hcd, in dummy_alloc_streams()
2561 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_alloc_streams()
2570 struct dummy_hcd *dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_free_streams() local
2576 spin_lock_irqsave(&dum_hcd->dum->lock, flags); in dummy_free_streams()
2579 if (!((1 << index) & dum_hcd->stream_en_ep)) { in dummy_free_streams()
2587 dum_hcd->stream_en_ep &= ~(1 << index); in dummy_free_streams()
2588 set_max_streams_for_pipe(dum_hcd, in dummy_free_streams()
2593 spin_unlock_irqrestore(&dum_hcd->dum->lock, flags); in dummy_free_streams()
2692 struct dummy_hcd *dum_hcd; in dummy_hcd_suspend() local
2698 dum_hcd = hcd_to_dummy_hcd(hcd); in dummy_hcd_suspend()
2699 if (dum_hcd->rh_state == DUMMY_RH_RUNNING) { in dummy_hcd_suspend()