Lines Matching refs:musb
57 struct musb *musb, struct musb_ep *musb_ep) in map_dma_buffer() argument
60 struct dma_controller *dma = musb->dma_controller; in map_dma_buffer()
80 musb->controller, in map_dma_buffer()
88 dma_sync_single_for_device(musb->controller, in map_dma_buffer()
100 struct musb *musb) in unmap_dma_buffer() argument
108 dev_vdbg(musb->controller, in unmap_dma_buffer()
113 dma_unmap_single(musb->controller, in unmap_dma_buffer()
121 dma_sync_single_for_cpu(musb->controller, in unmap_dma_buffer()
142 __releases(ep->musb->lock) in musb_g_giveback()
143 __acquires(ep->musb->lock) in musb_g_giveback()
146 struct musb *musb; in musb_g_giveback() local
154 musb = req->musb; in musb_g_giveback()
157 spin_unlock(&musb->lock); in musb_g_giveback()
159 if (!dma_mapping_error(&musb->g.dev, request->dma)) in musb_g_giveback()
160 unmap_dma_buffer(req, musb); in musb_g_giveback()
163 dev_dbg(musb->controller, "%s done request %p, %d/%d\n", in musb_g_giveback()
167 dev_dbg(musb->controller, "%s request %p, %d/%d fault %d\n", in musb_g_giveback()
172 spin_lock(&musb->lock); in musb_g_giveback()
184 struct musb *musb = ep->musb; in nuke() local
186 void __iomem *epio = ep->musb->endpoints[ep->current_epnum].regs; in nuke()
191 struct dma_controller *c = ep->musb->dma_controller; in nuke()
212 dev_dbg(musb->controller, "%s: abort DMA --> %d\n", in nuke()
233 static inline int max_ep_writesize(struct musb *musb, struct musb_ep *ep) in max_ep_writesize() argument
235 if (can_bulk_split(musb, ep->type)) in max_ep_writesize()
248 static void txstate(struct musb *musb, struct musb_request *req) in txstate() argument
252 void __iomem *epio = musb->endpoints[epnum].regs; in txstate()
261 dev_dbg(musb->controller, "ep:%s disabled - ignore request\n", in txstate()
268 dev_dbg(musb->controller, "dma pending...\n"); in txstate()
276 fifo_count = min(max_ep_writesize(musb, musb_ep), in txstate()
280 dev_dbg(musb->controller, "%s old packet still ready , txcsr %03x\n", in txstate()
286 dev_dbg(musb->controller, "%s stalling, txcsr %03x\n", in txstate()
291 dev_dbg(musb->controller, "hw_ep%d, maxpacket %d, fifo count %d, txcsr %03x\n", in txstate()
297 struct dma_controller *c = musb->dma_controller; in txstate()
350 can_bulk_split(musb, in txstate()
409 unmap_dma_buffer(req, musb); in txstate()
420 dev_dbg(musb->controller, "%s TX/IN %s len %d/%d, txcsr %04x, fifo %d/%d\n", in txstate()
432 void musb_g_tx(struct musb *musb, u8 epnum) in musb_g_tx() argument
437 u8 __iomem *mbase = musb->mregs; in musb_g_tx()
438 struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_in; in musb_g_tx()
439 void __iomem *epio = musb->endpoints[epnum].regs; in musb_g_tx()
447 dev_dbg(musb->controller, "<== %s, txcsr %04x\n", musb_ep->end_point.name, csr); in musb_g_tx()
467 dev_vdbg(musb->controller, "underrun on ep%d, req %p\n", in musb_g_tx()
476 dev_dbg(musb->controller, "%s dma still busy?\n", musb_ep->end_point.name); in musb_g_tx()
492 dev_dbg(musb->controller, "TXCSR%d %04x, DMA off, len %zu, req %p\n", in musb_g_tx()
516 dev_dbg(musb->controller, "sending zero pkt\n"); in musb_g_tx()
535 dev_dbg(musb->controller, "%s idle now\n", in musb_g_tx()
541 txstate(musb, req); in musb_g_tx()
550 static void rxstate(struct musb *musb, struct musb_request *req) in rxstate() argument
555 void __iomem *epio = musb->endpoints[epnum].regs; in rxstate()
559 struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; in rxstate()
571 dev_dbg(musb->controller, "ep:%s disabled - ignore request\n", in rxstate()
578 dev_dbg(musb->controller, "DMA pending...\n"); in rxstate()
583 dev_dbg(musb->controller, "%s stalling, RXCSR %04x\n", in rxstate()
589 struct dma_controller *c = musb->dma_controller; in rxstate()
637 c = musb->dma_controller; in rxstate()
713 c = musb->dma_controller; in rxstate()
757 dev_dbg(musb->controller, "%s OUT/RX pio fifo %d/%d, maxpacket %d\n", in rxstate()
766 struct dma_controller *c = musb->dma_controller; in rxstate()
786 unmap_dma_buffer(req, musb); in rxstate()
820 void musb_g_rx(struct musb *musb, u8 epnum) in musb_g_rx() argument
825 void __iomem *mbase = musb->mregs; in musb_g_rx()
827 void __iomem *epio = musb->endpoints[epnum].regs; in musb_g_rx()
829 struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; in musb_g_rx()
847 dev_dbg(musb->controller, "<== %s, rxcsr %04x%s %p\n", musb_ep->end_point.name, in musb_g_rx()
862 dev_dbg(musb->controller, "%s iso overrun on %p\n", musb_ep->name, request); in musb_g_rx()
868 dev_dbg(musb->controller, "%s, incomprx\n", musb_ep->end_point.name); in musb_g_rx()
873 dev_dbg(musb->controller, "%s busy, csr %04x\n", in musb_g_rx()
887 dev_dbg(musb->controller, "RXCSR%d %04x, dma off, %04x, len %zu, req %p\n", in musb_g_rx()
937 rxstate(musb, req); in musb_g_rx()
949 struct musb *musb; in musb_gadget_enable() local
962 musb = musb_ep->musb; in musb_gadget_enable()
963 mbase = musb->mregs; in musb_gadget_enable()
966 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_enable()
984 ok = musb->hb_iso_tx; in musb_gadget_enable()
986 ok = musb->hb_iso_rx; in musb_gadget_enable()
989 dev_dbg(musb->controller, "no support for high bandwidth ISO\n"); in musb_gadget_enable()
1012 dev_dbg(musb->controller, "packet size beyond hardware FIFO size\n"); in musb_gadget_enable()
1016 musb->intrtxe |= (1 << epnum); in musb_gadget_enable()
1017 musb_writew(mbase, MUSB_INTRTXE, musb->intrtxe); in musb_gadget_enable()
1025 if (musb->double_buffer_not_ok) { in musb_gadget_enable()
1028 if (can_bulk_split(musb, musb_ep->type)) in musb_gadget_enable()
1055 dev_dbg(musb->controller, "packet size beyond hardware FIFO size\n"); in musb_gadget_enable()
1059 musb->intrrxe |= (1 << epnum); in musb_gadget_enable()
1060 musb_writew(mbase, MUSB_INTRRXE, musb->intrrxe); in musb_gadget_enable()
1068 if (musb->double_buffer_not_ok) in musb_gadget_enable()
1095 if (is_dma_capable() && musb->dma_controller) { in musb_gadget_enable()
1096 struct dma_controller *c = musb->dma_controller; in musb_gadget_enable()
1119 schedule_work(&musb->irq_work); in musb_gadget_enable()
1122 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_enable()
1132 struct musb *musb; in musb_gadget_disable() local
1139 musb = musb_ep->musb; in musb_gadget_disable()
1141 epio = musb->endpoints[epnum].regs; in musb_gadget_disable()
1143 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_disable()
1144 musb_ep_select(musb->mregs, epnum); in musb_gadget_disable()
1148 musb->intrtxe &= ~(1 << epnum); in musb_gadget_disable()
1149 musb_writew(musb->mregs, MUSB_INTRTXE, musb->intrtxe); in musb_gadget_disable()
1152 musb->intrrxe &= ~(1 << epnum); in musb_gadget_disable()
1153 musb_writew(musb->mregs, MUSB_INTRRXE, musb->intrrxe); in musb_gadget_disable()
1163 schedule_work(&musb->irq_work); in musb_gadget_disable()
1165 spin_unlock_irqrestore(&(musb->lock), flags); in musb_gadget_disable()
1167 dev_dbg(musb->controller, "%s\n", musb_ep->end_point.name); in musb_gadget_disable()
1179 struct musb *musb = musb_ep->musb; in musb_alloc_request() local
1184 dev_dbg(musb->controller, "not enough memory\n"); in musb_alloc_request()
1216 void musb_ep_restart(struct musb *musb, struct musb_request *req) in musb_ep_restart() argument
1218 dev_dbg(musb->controller, "<== %s request %p len %u on hw_ep%d\n", in musb_ep_restart()
1222 musb_ep_select(musb->mregs, req->epnum); in musb_ep_restart()
1224 txstate(musb, req); in musb_ep_restart()
1226 rxstate(musb, req); in musb_ep_restart()
1234 struct musb *musb; in musb_gadget_queue() local
1244 musb = musb_ep->musb; in musb_gadget_queue()
1247 request->musb = musb; in musb_gadget_queue()
1252 dev_dbg(musb->controller, "<== to %s request=%p\n", ep->name, req); in musb_gadget_queue()
1260 map_dma_buffer(request, musb, musb_ep); in musb_gadget_queue()
1262 spin_lock_irqsave(&musb->lock, lockflags); in musb_gadget_queue()
1266 dev_dbg(musb->controller, "req %p queued to %s while ep %s\n", in musb_gadget_queue()
1277 musb_ep_restart(musb, request); in musb_gadget_queue()
1280 spin_unlock_irqrestore(&musb->lock, lockflags); in musb_gadget_queue()
1291 struct musb *musb = musb_ep->musb; in musb_gadget_dequeue() local
1296 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_dequeue()
1303 dev_dbg(musb->controller, "request %p not queued to %s\n", request, ep->name); in musb_gadget_dequeue()
1314 struct dma_controller *c = musb->dma_controller; in musb_gadget_dequeue()
1316 musb_ep_select(musb->mregs, musb_ep->current_epnum); in musb_gadget_dequeue()
1331 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_dequeue()
1345 struct musb *musb = musb_ep->musb; in musb_gadget_set_halt() local
1346 void __iomem *epio = musb->endpoints[epnum].regs; in musb_gadget_set_halt()
1355 mbase = musb->mregs; in musb_gadget_set_halt()
1357 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_set_halt()
1369 dev_dbg(musb->controller, "request in progress, cannot halt %s\n", in musb_gadget_set_halt()
1378 dev_dbg(musb->controller, "FIFO busy, cannot halt %s\n", ep->name); in musb_gadget_set_halt()
1387 dev_dbg(musb->controller, "%s: %s stall\n", ep->name, value ? "set" : "clear"); in musb_gadget_set_halt()
1414 dev_dbg(musb->controller, "restarting the request\n"); in musb_gadget_set_halt()
1415 musb_ep_restart(musb, request); in musb_gadget_set_halt()
1419 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_set_halt()
1445 struct musb *musb = musb_ep->musb; in musb_gadget_fifo_status() local
1447 void __iomem *mbase = musb->mregs; in musb_gadget_fifo_status()
1450 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_fifo_status()
1456 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_fifo_status()
1464 struct musb *musb = musb_ep->musb; in musb_gadget_fifo_flush() local
1466 void __iomem *epio = musb->endpoints[epnum].regs; in musb_gadget_fifo_flush()
1471 mbase = musb->mregs; in musb_gadget_fifo_flush()
1473 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_fifo_flush()
1477 musb_writew(mbase, MUSB_INTRTXE, musb->intrtxe & ~(1 << epnum)); in musb_gadget_fifo_flush()
1501 musb_writew(mbase, MUSB_INTRTXE, musb->intrtxe); in musb_gadget_fifo_flush()
1502 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_fifo_flush()
1522 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_get_frame() local
1524 return (int)musb_readw(musb->mregs, MUSB_FRAME); in musb_gadget_get_frame()
1529 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_wakeup() local
1530 void __iomem *mregs = musb->mregs; in musb_gadget_wakeup()
1536 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_wakeup()
1538 switch (musb->xceiv->state) { in musb_gadget_wakeup()
1544 if (musb->may_wakeup && musb->is_suspended) in musb_gadget_wakeup()
1550 dev_dbg(musb->controller, "Sending SRP: devctl: %02x\n", devctl); in musb_gadget_wakeup()
1567 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_wakeup()
1568 otg_start_srp(musb->xceiv->otg); in musb_gadget_wakeup()
1569 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_wakeup()
1572 musb_platform_try_idle(musb, in musb_gadget_wakeup()
1578 dev_dbg(musb->controller, "Unhandled wake: %s\n", in musb_gadget_wakeup()
1579 usb_otg_state_string(musb->xceiv->state)); in musb_gadget_wakeup()
1588 dev_dbg(musb->controller, "issue wakeup\n"); in musb_gadget_wakeup()
1597 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_wakeup()
1604 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_set_self_powered() local
1606 musb->is_self_powered = !!is_selfpowered; in musb_gadget_set_self_powered()
1610 static void musb_pullup(struct musb *musb, int is_on) in musb_pullup() argument
1614 power = musb_readb(musb->mregs, MUSB_POWER); in musb_pullup()
1622 dev_dbg(musb->controller, "gadget D+ pullup %s\n", in musb_pullup()
1624 musb_writeb(musb->mregs, MUSB_POWER, power); in musb_pullup()
1630 dev_dbg(musb->controller, "<= %s =>\n", __func__);
1643 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_vbus_draw() local
1645 if (!musb->xceiv->set_power) in musb_gadget_vbus_draw()
1647 return usb_phy_set_power(musb->xceiv, mA); in musb_gadget_vbus_draw()
1652 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_pullup() local
1657 pm_runtime_get_sync(musb->controller); in musb_gadget_pullup()
1662 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_pullup()
1663 if (is_on != musb->softconnect) { in musb_gadget_pullup()
1664 musb->softconnect = is_on; in musb_gadget_pullup()
1665 musb_pullup(musb, is_on); in musb_gadget_pullup()
1667 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_pullup()
1669 pm_runtime_put(musb->controller); in musb_gadget_pullup()
1700 init_peripheral_ep(struct musb *musb, struct musb_ep *ep, u8 epnum, int is_in) in init_peripheral_ep() argument
1702 struct musb_hw_ep *hw_ep = musb->endpoints + epnum; in init_peripheral_ep()
1707 ep->musb = musb; in init_peripheral_ep()
1721 musb->g.ep0 = &ep->end_point; in init_peripheral_ep()
1728 list_add_tail(&ep->end_point.ep_list, &musb->g.ep_list); in init_peripheral_ep()
1736 static inline void musb_g_init_endpoints(struct musb *musb) in musb_g_init_endpoints() argument
1743 INIT_LIST_HEAD(&(musb->g.ep_list)); in musb_g_init_endpoints()
1745 for (epnum = 0, hw_ep = musb->endpoints; in musb_g_init_endpoints()
1746 epnum < musb->nr_endpoints; in musb_g_init_endpoints()
1749 init_peripheral_ep(musb, &hw_ep->ep_in, epnum, 0); in musb_g_init_endpoints()
1753 init_peripheral_ep(musb, &hw_ep->ep_in, in musb_g_init_endpoints()
1758 init_peripheral_ep(musb, &hw_ep->ep_out, in musb_g_init_endpoints()
1769 int musb_gadget_setup(struct musb *musb) in musb_gadget_setup() argument
1778 musb->g.ops = &musb_gadget_operations; in musb_gadget_setup()
1779 musb->g.max_speed = USB_SPEED_HIGH; in musb_gadget_setup()
1780 musb->g.speed = USB_SPEED_UNKNOWN; in musb_gadget_setup()
1783 musb->g.name = musb_driver_name; in musb_gadget_setup()
1784 musb->g.is_otg = 1; in musb_gadget_setup()
1786 musb_g_init_endpoints(musb); in musb_gadget_setup()
1788 musb->is_active = 0; in musb_gadget_setup()
1789 musb_platform_try_idle(musb, 0); in musb_gadget_setup()
1791 status = usb_add_gadget_udc(musb->controller, &musb->g); in musb_gadget_setup()
1797 musb->g.dev.parent = NULL; in musb_gadget_setup()
1798 device_unregister(&musb->g.dev); in musb_gadget_setup()
1802 void musb_gadget_cleanup(struct musb *musb) in musb_gadget_cleanup() argument
1804 usb_del_gadget_udc(&musb->g); in musb_gadget_cleanup()
1821 struct musb *musb = gadget_to_musb(g); in musb_gadget_start() local
1822 struct usb_otg *otg = musb->xceiv->otg; in musb_gadget_start()
1823 struct usb_hcd *hcd = musb_to_hcd(musb); in musb_gadget_start()
1832 pm_runtime_get_sync(musb->controller); in musb_gadget_start()
1834 dev_dbg(musb->controller, "registering driver %s\n", driver->function); in musb_gadget_start()
1836 musb->softconnect = 0; in musb_gadget_start()
1837 musb->gadget_driver = driver; in musb_gadget_start()
1839 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_start()
1840 musb->is_active = 1; in musb_gadget_start()
1842 otg_set_peripheral(otg, &musb->g); in musb_gadget_start()
1843 musb->xceiv->state = OTG_STATE_B_IDLE; in musb_gadget_start()
1844 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_start()
1852 dev_dbg(musb->controller, "add_hcd failed, %d\n", retval); in musb_gadget_start()
1856 if (musb->xceiv->last_event == USB_EVENT_ID) in musb_gadget_start()
1857 musb_platform_set_vbus(musb, 1); in musb_gadget_start()
1861 if (musb->xceiv->last_event == USB_EVENT_NONE) in musb_gadget_start()
1862 pm_runtime_put(musb->controller); in musb_gadget_start()
1870 static void stop_activity(struct musb *musb, struct usb_gadget_driver *driver) in stop_activity() argument
1876 if (musb->g.speed == USB_SPEED_UNKNOWN) in stop_activity()
1879 musb->g.speed = USB_SPEED_UNKNOWN; in stop_activity()
1882 if (musb->softconnect) { in stop_activity()
1883 musb->softconnect = 0; in stop_activity()
1884 musb_pullup(musb, 0); in stop_activity()
1886 musb_stop(musb); in stop_activity()
1892 for (i = 0, hw_ep = musb->endpoints; in stop_activity()
1893 i < musb->nr_endpoints; in stop_activity()
1895 musb_ep_select(musb->mregs, i); in stop_activity()
1917 struct musb *musb = gadget_to_musb(g); in musb_gadget_stop() local
1920 if (musb->xceiv->last_event == USB_EVENT_NONE) in musb_gadget_stop()
1921 pm_runtime_get_sync(musb->controller); in musb_gadget_stop()
1928 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_stop()
1930 musb_hnp_stop(musb); in musb_gadget_stop()
1932 (void) musb_gadget_vbus_draw(&musb->g, 0); in musb_gadget_stop()
1934 musb->xceiv->state = OTG_STATE_UNDEFINED; in musb_gadget_stop()
1935 stop_activity(musb, driver); in musb_gadget_stop()
1936 otg_set_peripheral(musb->xceiv->otg, NULL); in musb_gadget_stop()
1938 dev_dbg(musb->controller, "unregistering driver %s\n", driver->function); in musb_gadget_stop()
1940 musb->is_active = 0; in musb_gadget_stop()
1941 musb->gadget_driver = NULL; in musb_gadget_stop()
1942 musb_platform_try_idle(musb, 0); in musb_gadget_stop()
1943 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_stop()
1945 usb_remove_hcd(musb_to_hcd(musb)); in musb_gadget_stop()
1952 pm_runtime_put(musb->controller); in musb_gadget_stop()
1961 void musb_g_resume(struct musb *musb) in musb_g_resume() argument
1963 musb->is_suspended = 0; in musb_g_resume()
1964 switch (musb->xceiv->state) { in musb_g_resume()
1969 musb->is_active = 1; in musb_g_resume()
1970 if (musb->gadget_driver && musb->gadget_driver->resume) { in musb_g_resume()
1971 spin_unlock(&musb->lock); in musb_g_resume()
1972 musb->gadget_driver->resume(&musb->g); in musb_g_resume()
1973 spin_lock(&musb->lock); in musb_g_resume()
1978 usb_otg_state_string(musb->xceiv->state)); in musb_g_resume()
1983 void musb_g_suspend(struct musb *musb) in musb_g_suspend() argument
1987 devctl = musb_readb(musb->mregs, MUSB_DEVCTL); in musb_g_suspend()
1988 dev_dbg(musb->controller, "devctl %02x\n", devctl); in musb_g_suspend()
1990 switch (musb->xceiv->state) { in musb_g_suspend()
1993 musb->xceiv->state = OTG_STATE_B_PERIPHERAL; in musb_g_suspend()
1996 musb->is_suspended = 1; in musb_g_suspend()
1997 if (musb->gadget_driver && musb->gadget_driver->suspend) { in musb_g_suspend()
1998 spin_unlock(&musb->lock); in musb_g_suspend()
1999 musb->gadget_driver->suspend(&musb->g); in musb_g_suspend()
2000 spin_lock(&musb->lock); in musb_g_suspend()
2008 usb_otg_state_string(musb->xceiv->state)); in musb_g_suspend()
2013 void musb_g_wakeup(struct musb *musb) in musb_g_wakeup() argument
2015 musb_gadget_wakeup(&musb->g); in musb_g_wakeup()
2019 void musb_g_disconnect(struct musb *musb) in musb_g_disconnect() argument
2021 void __iomem *mregs = musb->mregs; in musb_g_disconnect()
2024 dev_dbg(musb->controller, "devctl %02x\n", devctl); in musb_g_disconnect()
2030 (void) musb_gadget_vbus_draw(&musb->g, 0); in musb_g_disconnect()
2032 musb->g.speed = USB_SPEED_UNKNOWN; in musb_g_disconnect()
2033 if (musb->gadget_driver && musb->gadget_driver->disconnect) { in musb_g_disconnect()
2034 spin_unlock(&musb->lock); in musb_g_disconnect()
2035 musb->gadget_driver->disconnect(&musb->g); in musb_g_disconnect()
2036 spin_lock(&musb->lock); in musb_g_disconnect()
2039 switch (musb->xceiv->state) { in musb_g_disconnect()
2041 dev_dbg(musb->controller, "Unhandled disconnect %s, setting a_idle\n", in musb_g_disconnect()
2042 usb_otg_state_string(musb->xceiv->state)); in musb_g_disconnect()
2043 musb->xceiv->state = OTG_STATE_A_IDLE; in musb_g_disconnect()
2044 MUSB_HST_MODE(musb); in musb_g_disconnect()
2047 musb->xceiv->state = OTG_STATE_A_WAIT_BCON; in musb_g_disconnect()
2048 MUSB_HST_MODE(musb); in musb_g_disconnect()
2054 musb->xceiv->state = OTG_STATE_B_IDLE; in musb_g_disconnect()
2060 musb->is_active = 0; in musb_g_disconnect()
2063 void musb_g_reset(struct musb *musb) in musb_g_reset() argument
2064 __releases(musb->lock) in musb_g_reset()
2065 __acquires(musb->lock) in musb_g_reset()
2067 void __iomem *mbase = musb->mregs; in musb_g_reset()
2071 dev_dbg(musb->controller, "<== %s driver '%s'\n", in musb_g_reset()
2074 musb->gadget_driver in musb_g_reset()
2075 ? musb->gadget_driver->driver.name in musb_g_reset()
2080 if (musb->g.speed != USB_SPEED_UNKNOWN) in musb_g_reset()
2081 musb_g_disconnect(musb); in musb_g_reset()
2090 musb->g.speed = (power & MUSB_POWER_HSMODE) in musb_g_reset()
2094 musb->is_active = 1; in musb_g_reset()
2095 musb->is_suspended = 0; in musb_g_reset()
2096 MUSB_DEV_MODE(musb); in musb_g_reset()
2097 musb->address = 0; in musb_g_reset()
2098 musb->ep0_state = MUSB_EP0_STAGE_SETUP; in musb_g_reset()
2100 musb->may_wakeup = 0; in musb_g_reset()
2101 musb->g.b_hnp_enable = 0; in musb_g_reset()
2102 musb->g.a_alt_hnp_support = 0; in musb_g_reset()
2103 musb->g.a_hnp_support = 0; in musb_g_reset()
2109 musb->xceiv->state = OTG_STATE_B_PERIPHERAL; in musb_g_reset()
2110 musb->g.is_a_peripheral = 0; in musb_g_reset()
2112 musb->xceiv->state = OTG_STATE_A_PERIPHERAL; in musb_g_reset()
2113 musb->g.is_a_peripheral = 1; in musb_g_reset()
2117 (void) musb_gadget_vbus_draw(&musb->g, 8); in musb_g_reset()