Lines Matching refs:mtu
15 __releases(mep->mtu->lock) in mtu3_req_complete()
16 __acquires(mep->mtu->lock) in mtu3_req_complete()
19 struct mtu3 *mtu = mreq->mtu; in mtu3_req_complete() local
26 spin_unlock(&mtu->lock); in mtu3_req_complete()
30 usb_gadget_unmap_request(&mtu->g, req, mep->is_in); in mtu3_req_complete()
32 dev_dbg(mtu->dev, "%s complete req: %p, sts %d, %d/%d\n", in mtu3_req_complete()
36 spin_lock(&mtu->lock); in mtu3_req_complete()
46 dev_dbg(mep->mtu->dev, "abort %s's req: sts %d\n", mep->name, status); in nuke()
63 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
74 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()
196 mtu->active_ep++; in mtu3_gadget_ep_enable()
199 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_ep_enable()
201 dev_dbg(mtu->dev, "%s active_ep=%d\n", __func__, mtu->active_ep); in mtu3_gadget_ep_enable()
210 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_disable() local
213 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()
264 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_queue() local
274 dev_dbg(mtu->dev, "%s %s EP%d(%s), req=%p, maxp=%d, len#%d\n", in mtu3_gadget_queue()
279 (mtu->gen2cp && req->length > GPD_BUF_SIZE_EL)) { in mtu3_gadget_queue()
280 dev_warn(mtu->dev, in mtu3_gadget_queue()
282 mtu->gen2cp ? GPD_BUF_SIZE_EL : GPD_BUF_SIZE, in mtu3_gadget_queue()
289 dev_dbg(mtu->dev, "req=%p queued to %s while it's disabled\n", in mtu3_gadget_queue()
294 mreq->mtu = mtu; 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()
327 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_dequeue() local
334 dev_dbg(mtu->dev, "%s : req=%p\n", __func__, req); in mtu3_gadget_dequeue()
337 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_dequeue()
344 dev_dbg(mtu->dev, "req=%p not queued to %s\n", req, ep->name); in mtu3_gadget_dequeue()
354 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_dequeue()
366 struct mtu3 *mtu = mep->mtu; in mtu3_gadget_ep_set_halt() local
371 dev_dbg(mtu->dev, "%s : %s...", __func__, ep->name); in mtu3_gadget_ep_set_halt()
373 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_ep_set_halt()
388 dev_dbg(mtu->dev, "req in progress, cannot halt %s\n", in mtu3_gadget_ep_set_halt()
397 dev_dbg(mtu->dev, "%s %s stall\n", ep->name, value ? "set" : "clear"); in mtu3_gadget_ep_set_halt()
402 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_ep_set_halt()
431 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_get_frame() local
433 return (int)mtu3_readl(mtu->mac_base, U3D_USB20_FRAME_NUM); in mtu3_gadget_get_frame()
438 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_wakeup() local
441 dev_dbg(mtu->dev, "%s\n", __func__); in mtu3_gadget_wakeup()
444 if (!mtu->may_wakeup) in mtu3_gadget_wakeup()
447 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_wakeup()
448 if (mtu->g.speed >= USB_SPEED_SUPER) { in mtu3_gadget_wakeup()
449 mtu3_setbits(mtu->mac_base, U3D_LINK_POWER_CONTROL, UX_EXIT); in mtu3_gadget_wakeup()
451 mtu3_setbits(mtu->mac_base, U3D_POWER_MANAGEMENT, RESUME); in mtu3_gadget_wakeup()
452 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_wakeup()
454 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_wakeup()
455 mtu3_clrbits(mtu->mac_base, U3D_POWER_MANAGEMENT, RESUME); in mtu3_gadget_wakeup()
457 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_wakeup()
464 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_set_self_powered() local
466 mtu->is_self_powered = !!is_selfpowered; in mtu3_gadget_set_self_powered()
472 struct mtu3 *mtu = gadget_to_mtu3(gadget); in mtu3_gadget_pullup() local
475 dev_dbg(mtu->dev, "%s (%s) for %sactive device\n", __func__, in mtu3_gadget_pullup()
476 is_on ? "on" : "off", mtu->is_active ? "" : "in"); in mtu3_gadget_pullup()
478 pm_runtime_get_sync(mtu->dev); in mtu3_gadget_pullup()
481 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_pullup()
484 if (!mtu->is_active) { in mtu3_gadget_pullup()
486 mtu->softconnect = is_on; in mtu3_gadget_pullup()
487 } else if (is_on != mtu->softconnect) { in mtu3_gadget_pullup()
488 mtu->softconnect = is_on; in mtu3_gadget_pullup()
489 mtu3_dev_on_off(mtu, is_on); in mtu3_gadget_pullup()
492 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_pullup()
493 pm_runtime_put(mtu->dev); 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()
511 pm_runtime_get_sync(mtu->dev); in mtu3_gadget_start()
513 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_start()
515 mtu->softconnect = 0; in mtu3_gadget_start()
516 mtu->gadget_driver = driver; in mtu3_gadget_start()
518 if (mtu->ssusb->dr_mode == USB_DR_MODE_PERIPHERAL) in mtu3_gadget_start()
519 mtu3_start(mtu); in mtu3_gadget_start()
521 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_start()
522 pm_runtime_put(mtu->dev); in mtu3_gadget_start()
527 static void stop_activity(struct mtu3 *mtu) in stop_activity() argument
529 struct usb_gadget_driver *driver = mtu->gadget_driver; in stop_activity()
533 if (mtu->g.speed == USB_SPEED_UNKNOWN) in stop_activity()
536 mtu->g.speed = USB_SPEED_UNKNOWN; in stop_activity()
539 if (mtu->softconnect) { in stop_activity()
540 mtu->softconnect = 0; in stop_activity()
541 mtu3_dev_on_off(mtu, 0); in stop_activity()
548 nuke(mtu->ep0, -ESHUTDOWN); in stop_activity()
549 for (i = 1; i < mtu->num_eps; i++) { in stop_activity()
550 nuke(mtu->in_eps + i, -ESHUTDOWN); in stop_activity()
551 nuke(mtu->out_eps + i, -ESHUTDOWN); in stop_activity()
555 spin_unlock(&mtu->lock); in stop_activity()
556 driver->disconnect(&mtu->g); in stop_activity()
557 spin_lock(&mtu->lock); in stop_activity()
563 struct mtu3 *mtu = gadget_to_mtu3(g); in mtu3_gadget_stop() local
566 dev_dbg(mtu->dev, "%s\n", __func__); in mtu3_gadget_stop()
568 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_stop()
570 stop_activity(mtu); in mtu3_gadget_stop()
571 mtu->gadget_driver = NULL; in mtu3_gadget_stop()
573 if (mtu->ssusb->dr_mode == USB_DR_MODE_PERIPHERAL) in mtu3_gadget_stop()
574 mtu3_stop(mtu); in mtu3_gadget_stop()
576 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_stop()
578 synchronize_irq(mtu->irq); in mtu3_gadget_stop()
585 struct mtu3 *mtu = gadget_to_mtu3(g); in mtu3_gadget_set_speed() local
588 dev_dbg(mtu->dev, "%s %s\n", __func__, usb_speed_string(speed)); in mtu3_gadget_set_speed()
590 spin_lock_irqsave(&mtu->lock, flags); in mtu3_gadget_set_speed()
591 mtu->speed = speed; in mtu3_gadget_set_speed()
592 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_gadget_set_speed()
605 static void mtu3_state_reset(struct mtu3 *mtu) in mtu3_state_reset() argument
607 mtu->address = 0; in mtu3_state_reset()
608 mtu->ep0_state = MU3D_EP0_STATE_SETUP; in mtu3_state_reset()
609 mtu->may_wakeup = 0; in mtu3_state_reset()
610 mtu->u1_enable = 0; in mtu3_state_reset()
611 mtu->u2_enable = 0; in mtu3_state_reset()
612 mtu->delayed_status = false; in mtu3_state_reset()
613 mtu->test_mode = false; in mtu3_state_reset()
616 static void init_hw_ep(struct mtu3 *mtu, struct mtu3_ep *mep, in init_hw_ep() argument
620 mep->mtu = mtu; in init_hw_ep()
636 mtu->g.ep0 = &mep->ep; in init_hw_ep()
643 list_add_tail(&mep->ep.ep_list, &mtu->g.ep_list); in init_hw_ep()
646 dev_dbg(mtu->dev, "%s, name=%s, maxp=%d\n", __func__, mep->ep.name, in init_hw_ep()
659 static void mtu3_gadget_init_eps(struct mtu3 *mtu) in mtu3_gadget_init_eps() argument
664 INIT_LIST_HEAD(&(mtu->g.ep_list)); in mtu3_gadget_init_eps()
666 dev_dbg(mtu->dev, "%s num_eps(1 for a pair of tx&rx ep)=%d\n", in mtu3_gadget_init_eps()
667 __func__, mtu->num_eps); in mtu3_gadget_init_eps()
669 init_hw_ep(mtu, mtu->ep0, 0, 0); in mtu3_gadget_init_eps()
670 for (epnum = 1; epnum < mtu->num_eps; epnum++) { in mtu3_gadget_init_eps()
671 init_hw_ep(mtu, mtu->in_eps + epnum, epnum, 1); in mtu3_gadget_init_eps()
672 init_hw_ep(mtu, mtu->out_eps + epnum, epnum, 0); in mtu3_gadget_init_eps()
676 int mtu3_gadget_setup(struct mtu3 *mtu) in mtu3_gadget_setup() argument
678 mtu->g.ops = &mtu3_gadget_ops; in mtu3_gadget_setup()
679 mtu->g.max_speed = mtu->max_speed; in mtu3_gadget_setup()
680 mtu->g.speed = USB_SPEED_UNKNOWN; in mtu3_gadget_setup()
681 mtu->g.sg_supported = 0; in mtu3_gadget_setup()
682 mtu->g.name = MTU3_DRIVER_NAME; in mtu3_gadget_setup()
683 mtu->is_active = 0; in mtu3_gadget_setup()
684 mtu->delayed_status = false; in mtu3_gadget_setup()
686 mtu3_gadget_init_eps(mtu); in mtu3_gadget_setup()
688 return usb_add_gadget_udc(mtu->dev, &mtu->g); in mtu3_gadget_setup()
691 void mtu3_gadget_cleanup(struct mtu3 *mtu) in mtu3_gadget_cleanup() argument
693 usb_del_gadget_udc(&mtu->g); in mtu3_gadget_cleanup()
696 void mtu3_gadget_resume(struct mtu3 *mtu) in mtu3_gadget_resume() argument
698 dev_dbg(mtu->dev, "gadget RESUME\n"); in mtu3_gadget_resume()
699 if (mtu->gadget_driver && mtu->gadget_driver->resume) { in mtu3_gadget_resume()
700 spin_unlock(&mtu->lock); in mtu3_gadget_resume()
701 mtu->gadget_driver->resume(&mtu->g); in mtu3_gadget_resume()
702 spin_lock(&mtu->lock); in mtu3_gadget_resume()
707 void mtu3_gadget_suspend(struct mtu3 *mtu) in mtu3_gadget_suspend() argument
709 dev_dbg(mtu->dev, "gadget SUSPEND\n"); in mtu3_gadget_suspend()
710 if (mtu->gadget_driver && mtu->gadget_driver->suspend) { in mtu3_gadget_suspend()
711 spin_unlock(&mtu->lock); in mtu3_gadget_suspend()
712 mtu->gadget_driver->suspend(&mtu->g); in mtu3_gadget_suspend()
713 spin_lock(&mtu->lock); in mtu3_gadget_suspend()
718 void mtu3_gadget_disconnect(struct mtu3 *mtu) in mtu3_gadget_disconnect() argument
720 dev_dbg(mtu->dev, "gadget DISCONNECT\n"); in mtu3_gadget_disconnect()
721 if (mtu->gadget_driver && mtu->gadget_driver->disconnect) { in mtu3_gadget_disconnect()
722 spin_unlock(&mtu->lock); in mtu3_gadget_disconnect()
723 mtu->gadget_driver->disconnect(&mtu->g); in mtu3_gadget_disconnect()
724 spin_lock(&mtu->lock); in mtu3_gadget_disconnect()
727 mtu3_state_reset(mtu); in mtu3_gadget_disconnect()
728 usb_gadget_set_state(&mtu->g, USB_STATE_NOTATTACHED); in mtu3_gadget_disconnect()
731 void mtu3_gadget_reset(struct mtu3 *mtu) in mtu3_gadget_reset() argument
733 dev_dbg(mtu->dev, "gadget RESET\n"); in mtu3_gadget_reset()
736 if (mtu->g.speed != USB_SPEED_UNKNOWN) in mtu3_gadget_reset()
737 mtu3_gadget_disconnect(mtu); in mtu3_gadget_reset()
739 mtu3_state_reset(mtu); in mtu3_gadget_reset()