Lines Matching full:mtu
14 __releases(mep->mtu->lock) in mtu3_req_complete()
15 __acquires(mep->mtu->lock) in mtu3_req_complete()
18 struct mtu3 *mtu; in mtu3_req_complete() local
26 mtu = mreq->mtu; in mtu3_req_complete()
28 spin_unlock(&mtu->lock); in mtu3_req_complete()
32 usb_gadget_unmap_request(&mtu->g, req, mep->is_in); in mtu3_req_complete()
34 dev_dbg(mtu->dev, "%s complete req: %p, sts %d, %d/%d\n", mep->name, in mtu3_req_complete()
39 spin_lock(&mtu->lock); in mtu3_req_complete()
51 dev_dbg(mep->mtu->dev, "abort %s's req: sts %d\n", mep->name, status); in nuke()
68 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
81 switch (mtu->g.speed) { in mtu3_ep_enable()
107 dev_dbg(mtu->dev, "%s maxp:%d, interval:%d, burst:%d, mult:%d\n", in mtu3_ep_enable()
115 mep->slot = usb_endpoint_xfer_int(desc) ? 0 : mtu->slot; in mtu3_ep_enable()
117 ret = mtu3_config_ep(mtu, mep, interval, burst, mult); in mtu3_ep_enable()
123 mtu3_deconfig_ep(mtu, mep); in mtu3_ep_enable()
134 struct mtu3 *mtu = mep->mtu; in mtu3_ep_disable() local
140 mtu3_deconfig_ep(mtu, mep); in mtu3_ep_disable()
156 struct mtu3 *mtu; in mtu3_gadget_ep_enable() local
170 mtu = mep->mtu; in mtu3_gadget_ep_enable()
179 dev_dbg(mtu->dev, "%s %s\n", __func__, ep->name); in mtu3_gadget_ep_enable()
182 dev_WARN_ONCE(mtu->dev, true, "%s is already enabled\n", in mtu3_gadget_ep_enable()
187 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_ep_enable()
198 mtu->active_ep++; in mtu3_gadget_ep_enable()
201 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_ep_enable()
203 dev_dbg(mtu->dev, "%s active_ep=%d\n", __func__, mtu->active_ep); in mtu3_gadget_ep_enable()
211 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_disable() local
214 dev_dbg(mtu->dev, "%s %s\n", __func__, mep->name); in mtu3_gadget_ep_disable()
217 dev_warn(mtu->dev, "%s is already disabled\n", mep->name); in mtu3_gadget_ep_disable()
221 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_ep_disable()
224 mtu->active_ep--; in mtu3_gadget_ep_disable()
225 spin_unlock_irqrestore(&(mtu->lock), flags); in mtu3_gadget_ep_disable()
227 dev_dbg(mtu->dev, "%s active_ep=%d, mtu3 is_active=%d\n", in mtu3_gadget_ep_disable()
228 __func__, mtu->active_ep, mtu->is_active); in mtu3_gadget_ep_disable()
259 struct mtu3 *mtu; in mtu3_gadget_queue() local
270 mtu = mep->mtu; in mtu3_gadget_queue()
272 mreq->mtu = mtu; in mtu3_gadget_queue()
277 dev_dbg(mtu->dev, "%s %s EP%d(%s), req=%p, maxp=%d, len#%d\n", in mtu3_gadget_queue()
282 dev_warn(mtu->dev, in mtu3_gadget_queue()
290 dev_dbg(mtu->dev, "req=%p queued to %s while it's disabled\n", in mtu3_gadget_queue()
298 ret = usb_gadget_map_request(&mtu->g, req, mep->is_in); in mtu3_gadget_queue()
300 dev_err(mtu->dev, "dma mapping failed\n"); in mtu3_gadget_queue()
304 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_queue()
316 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_queue()
328 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_dequeue() local
333 dev_dbg(mtu->dev, "%s : req=%p\n", __func__, req); in mtu3_gadget_dequeue()
335 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_dequeue()
342 dev_dbg(mtu->dev, "req=%p not queued to %s\n", req, ep->name); in mtu3_gadget_dequeue()
352 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_dequeue()
364 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_set_halt() local
372 dev_dbg(mtu->dev, "%s : %s...", __func__, ep->name); in mtu3_gadget_ep_set_halt()
374 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_ep_set_halt()
389 dev_dbg(mtu->dev, "req in progress, cannot halt %s\n", in mtu3_gadget_ep_set_halt()
398 dev_dbg(mtu->dev, "%s %s stall\n", ep->name, value ? "set" : "clear"); in mtu3_gadget_ep_set_halt()
403 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_ep_set_halt()
434 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_get_frame() local
436 return (int)mtu3_readl(mtu->mac_base, U3D_USB20_FRAME_NUM); in mtu3_gadget_get_frame()
441 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_wakeup() local
444 dev_dbg(mtu->dev, "%s\n", __func__); in mtu3_gadget_wakeup()
447 if (!mtu->may_wakeup) in mtu3_gadget_wakeup()
450 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_wakeup()
451 if (mtu->g.speed >= USB_SPEED_SUPER) { in mtu3_gadget_wakeup()
452 mtu3_setbits(mtu->mac_base, U3D_LINK_POWER_CONTROL, UX_EXIT); in mtu3_gadget_wakeup()
454 mtu3_setbits(mtu->mac_base, U3D_POWER_MANAGEMENT, RESUME); in mtu3_gadget_wakeup()
455 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_wakeup()
457 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_wakeup()
458 mtu3_clrbits(mtu->mac_base, U3D_POWER_MANAGEMENT, RESUME); in mtu3_gadget_wakeup()
460 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_wakeup()
467 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_set_self_powered() local
469 mtu->is_self_powered = !!is_selfpowered; in mtu3_gadget_set_self_powered()
475 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_pullup() local
478 dev_dbg(mtu->dev, "%s (%s) for %sactive device\n", __func__, in mtu3_gadget_pullup()
479 is_on ? "on" : "off", mtu->is_active ? "" : "in"); in mtu3_gadget_pullup()
482 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_pullup()
485 if (!mtu->is_active) { in mtu3_gadget_pullup()
487 mtu->softconnect = is_on; in mtu3_gadget_pullup()
488 } else if (is_on != mtu->softconnect) { in mtu3_gadget_pullup()
489 mtu->softconnect = is_on; in mtu3_gadget_pullup()
490 mtu3_dev_on_off(mtu, is_on); in mtu3_gadget_pullup()
493 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_pullup()
501 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_start() local
504 if (mtu->gadget_driver) { in mtu3_gadget_start()
505 dev_err(mtu->dev, "%s is already bound to %s\n", in mtu3_gadget_start()
506 mtu->g.name, mtu->gadget_driver->driver.name); in mtu3_gadget_start()
510 dev_dbg(mtu->dev, "bind driver %s\n", driver->function); in mtu3_gadget_start()
512 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_start()
514 mtu->softconnect = 0; in mtu3_gadget_start()
515 mtu->gadget_driver = driver; in mtu3_gadget_start()
517 if (mtu->ssusb->dr_mode == USB_DR_MODE_PERIPHERAL) in mtu3_gadget_start()
518 mtu3_start(mtu); in mtu3_gadget_start()
520 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_start()
525 static void stop_activity(struct mtu3 *mtu) in stop_activity() argument
527 struct usb_gadget_driver *driver = mtu->gadget_driver; in stop_activity()
531 if (mtu->g.speed == USB_SPEED_UNKNOWN) in stop_activity()
534 mtu->g.speed = USB_SPEED_UNKNOWN; in stop_activity()
537 if (mtu->softconnect) { in stop_activity()
538 mtu->softconnect = 0; in stop_activity()
539 mtu3_dev_on_off(mtu, 0); in stop_activity()
546 nuke(mtu->ep0, -ESHUTDOWN); in stop_activity()
547 for (i = 1; i < mtu->num_eps; i++) { in stop_activity()
548 nuke(mtu->in_eps + i, -ESHUTDOWN); in stop_activity()
549 nuke(mtu->out_eps + i, -ESHUTDOWN); in stop_activity()
553 spin_unlock(&mtu->lock); in stop_activity()
554 driver->disconnect(&mtu->g); in stop_activity()
555 spin_lock(&mtu->lock); in stop_activity()
561 struct mtu3 *mtu = gadget_to_mtu3(g); in mtu3_gadget_stop() local
564 dev_dbg(mtu->dev, "%s\n", __func__); in mtu3_gadget_stop()
566 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_stop()
568 stop_activity(mtu); in mtu3_gadget_stop()
569 mtu->gadget_driver = NULL; in mtu3_gadget_stop()
571 if (mtu->ssusb->dr_mode == USB_DR_MODE_PERIPHERAL) in mtu3_gadget_stop()
572 mtu3_stop(mtu); in mtu3_gadget_stop()
574 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_stop()
588 static void mtu3_state_reset(struct mtu3 *mtu) in mtu3_state_reset() argument
590 mtu->address = 0; in mtu3_state_reset()
591 mtu->ep0_state = MU3D_EP0_STATE_SETUP; in mtu3_state_reset()
592 mtu->may_wakeup = 0; in mtu3_state_reset()
593 mtu->u1_enable = 0; in mtu3_state_reset()
594 mtu->u2_enable = 0; in mtu3_state_reset()
595 mtu->delayed_status = false; in mtu3_state_reset()
596 mtu->test_mode = false; in mtu3_state_reset()
599 static void init_hw_ep(struct mtu3 *mtu, struct mtu3_ep *mep, in init_hw_ep() argument
603 mep->mtu = mtu; in init_hw_ep()
619 mtu->g.ep0 = &mep->ep; in init_hw_ep()
626 list_add_tail(&mep->ep.ep_list, &mtu->g.ep_list); in init_hw_ep()
629 dev_dbg(mtu->dev, "%s, name=%s, maxp=%d\n", __func__, mep->ep.name, in init_hw_ep()
642 static void mtu3_gadget_init_eps(struct mtu3 *mtu) in mtu3_gadget_init_eps() argument
647 INIT_LIST_HEAD(&(mtu->g.ep_list)); in mtu3_gadget_init_eps()
649 dev_dbg(mtu->dev, "%s num_eps(1 for a pair of tx&rx ep)=%d\n", in mtu3_gadget_init_eps()
650 __func__, mtu->num_eps); in mtu3_gadget_init_eps()
652 init_hw_ep(mtu, mtu->ep0, 0, 0); in mtu3_gadget_init_eps()
653 for (epnum = 1; epnum < mtu->num_eps; epnum++) { in mtu3_gadget_init_eps()
654 init_hw_ep(mtu, mtu->in_eps + epnum, epnum, 1); in mtu3_gadget_init_eps()
655 init_hw_ep(mtu, mtu->out_eps + epnum, epnum, 0); in mtu3_gadget_init_eps()
659 int mtu3_gadget_setup(struct mtu3 *mtu) in mtu3_gadget_setup() argument
663 mtu->g.ops = &mtu3_gadget_ops; in mtu3_gadget_setup()
664 mtu->g.max_speed = mtu->max_speed; in mtu3_gadget_setup()
665 mtu->g.speed = USB_SPEED_UNKNOWN; in mtu3_gadget_setup()
666 mtu->g.sg_supported = 0; in mtu3_gadget_setup()
667 mtu->g.name = MTU3_DRIVER_NAME; in mtu3_gadget_setup()
668 mtu->is_active = 0; in mtu3_gadget_setup()
669 mtu->delayed_status = false; in mtu3_gadget_setup()
671 mtu3_gadget_init_eps(mtu); in mtu3_gadget_setup()
673 ret = usb_add_gadget_udc(mtu->dev, &mtu->g); in mtu3_gadget_setup()
675 dev_err(mtu->dev, "failed to register udc\n"); in mtu3_gadget_setup()
680 void mtu3_gadget_cleanup(struct mtu3 *mtu) in mtu3_gadget_cleanup() argument
682 usb_del_gadget_udc(&mtu->g); in mtu3_gadget_cleanup()
685 void mtu3_gadget_resume(struct mtu3 *mtu) in mtu3_gadget_resume() argument
687 dev_dbg(mtu->dev, "gadget RESUME\n"); in mtu3_gadget_resume()
688 if (mtu->gadget_driver && mtu->gadget_driver->resume) { in mtu3_gadget_resume()
689 spin_unlock(&mtu->lock); in mtu3_gadget_resume()
690 mtu->gadget_driver->resume(&mtu->g); in mtu3_gadget_resume()
691 spin_lock(&mtu->lock); in mtu3_gadget_resume()
696 void mtu3_gadget_suspend(struct mtu3 *mtu) in mtu3_gadget_suspend() argument
698 dev_dbg(mtu->dev, "gadget SUSPEND\n"); in mtu3_gadget_suspend()
699 if (mtu->gadget_driver && mtu->gadget_driver->suspend) { in mtu3_gadget_suspend()
700 spin_unlock(&mtu->lock); in mtu3_gadget_suspend()
701 mtu->gadget_driver->suspend(&mtu->g); in mtu3_gadget_suspend()
702 spin_lock(&mtu->lock); in mtu3_gadget_suspend()
707 void mtu3_gadget_disconnect(struct mtu3 *mtu) in mtu3_gadget_disconnect() argument
709 dev_dbg(mtu->dev, "gadget DISCONNECT\n"); in mtu3_gadget_disconnect()
710 if (mtu->gadget_driver && mtu->gadget_driver->disconnect) { in mtu3_gadget_disconnect()
711 spin_unlock(&mtu->lock); in mtu3_gadget_disconnect()
712 mtu->gadget_driver->disconnect(&mtu->g); in mtu3_gadget_disconnect()
713 spin_lock(&mtu->lock); in mtu3_gadget_disconnect()
716 mtu3_state_reset(mtu); in mtu3_gadget_disconnect()
717 usb_gadget_set_state(&mtu->g, USB_STATE_NOTATTACHED); in mtu3_gadget_disconnect()
720 void mtu3_gadget_reset(struct mtu3 *mtu) in mtu3_gadget_reset() argument
722 dev_dbg(mtu->dev, "gadget RESET\n"); in mtu3_gadget_reset()
725 if (mtu->g.speed != USB_SPEED_UNKNOWN) in mtu3_gadget_reset()
726 mtu3_gadget_disconnect(mtu); in mtu3_gadget_reset()
728 mtu3_state_reset(mtu); in mtu3_gadget_reset()