Lines Matching refs:musb
81 struct musb *musb, struct musb_ep *musb_ep) in map_dma_buffer() argument
84 struct dma_controller *dma = musb->dma_controller; in map_dma_buffer()
104 musb->controller, in map_dma_buffer()
112 dma_sync_single_for_device(musb->controller, in map_dma_buffer()
124 struct musb *musb) in unmap_dma_buffer() argument
130 dev_vdbg(musb->controller, in unmap_dma_buffer()
135 dma_unmap_single(musb->controller, in unmap_dma_buffer()
143 dma_sync_single_for_cpu(musb->controller, in unmap_dma_buffer()
154 struct musb *musb, struct musb_ep *musb_ep) in map_dma_buffer() argument
159 struct musb *musb) in unmap_dma_buffer() argument
175 __releases(ep->musb->lock) in musb_g_giveback()
176 __acquires(ep->musb->lock) in musb_g_giveback()
179 struct musb *musb; in musb_g_giveback() local
187 musb = req->musb; in musb_g_giveback()
190 spin_unlock(&musb->lock); in musb_g_giveback()
191 unmap_dma_buffer(req, musb); in musb_g_giveback()
193 dev_dbg(musb->controller, "%s done request %p, %d/%d\n", in musb_g_giveback()
197 dev_dbg(musb->controller, "%s request %p, %d/%d fault %d\n", in musb_g_giveback()
202 spin_lock(&musb->lock); in musb_g_giveback()
214 struct musb *musb = ep->musb; in nuke() local
216 void __iomem *epio = ep->musb->endpoints[ep->current_epnum].regs; in nuke()
221 struct dma_controller *c = ep->musb->dma_controller; in nuke()
242 dev_dbg(musb->controller, "%s: abort DMA --> %d\n", in nuke()
263 static inline int max_ep_writesize(struct musb *musb, struct musb_ep *ep) in max_ep_writesize() argument
265 if (can_bulk_split(musb, ep->type)) in max_ep_writesize()
313 static void txstate(struct musb *musb, struct musb_request *req) in txstate() argument
317 void __iomem *epio = musb->endpoints[epnum].regs; in txstate()
326 dev_dbg(musb->controller, "ep:%s disabled - ignore request\n", in txstate()
333 dev_dbg(musb->controller, "dma pending...\n"); in txstate()
341 fifo_count = min(max_ep_writesize(musb, musb_ep), in txstate()
345 dev_dbg(musb->controller, "%s old packet still ready , txcsr %03x\n", in txstate()
351 dev_dbg(musb->controller, "%s stalling, txcsr %03x\n", in txstate()
356 dev_dbg(musb->controller, "hw_ep%d, maxpacket %d, fifo count %d, txcsr %03x\n", in txstate()
362 struct dma_controller *c = musb->dma_controller; in txstate()
462 unmap_dma_buffer(req, musb); in txstate()
473 dev_dbg(musb->controller, "%s TX/IN %s len %d/%d, txcsr %04x, fifo %d/%d\n", in txstate()
485 void musb_g_tx(struct musb *musb, u8 epnum) in musb_g_tx() argument
490 u8 __iomem *mbase = musb->mregs; in musb_g_tx()
491 struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_in; in musb_g_tx()
492 void __iomem *epio = musb->endpoints[epnum].regs; in musb_g_tx()
500 dev_dbg(musb->controller, "<== %s, txcsr %04x\n", musb_ep->end_point.name, csr); in musb_g_tx()
520 dev_vdbg(musb->controller, "underrun on ep%d, req %p\n", in musb_g_tx()
529 dev_dbg(musb->controller, "%s dma still busy?\n", musb_ep->end_point.name); in musb_g_tx()
545 dev_dbg(musb->controller, "TXCSR%d %04x, DMA off, len %zu, req %p\n", in musb_g_tx()
569 dev_dbg(musb->controller, "sending zero pkt\n"); in musb_g_tx()
588 dev_dbg(musb->controller, "%s idle now\n", in musb_g_tx()
594 txstate(musb, req); in musb_g_tx()
634 static void rxstate(struct musb *musb, struct musb_request *req) in rxstate() argument
639 void __iomem *epio = musb->endpoints[epnum].regs; in rxstate()
643 struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; in rxstate()
655 dev_dbg(musb->controller, "ep:%s disabled - ignore request\n", in rxstate()
662 dev_dbg(musb->controller, "DMA pending...\n"); in rxstate()
667 dev_dbg(musb->controller, "%s stalling, RXCSR %04x\n", in rxstate()
673 struct dma_controller *c = musb->dma_controller; in rxstate()
720 c = musb->dma_controller; in rxstate()
800 c = musb->dma_controller; in rxstate()
842 dev_dbg(musb->controller, "%s OUT/RX pio fifo %d/%d, maxpacket %d\n", in rxstate()
851 struct dma_controller *c = musb->dma_controller; in rxstate()
871 unmap_dma_buffer(req, musb); in rxstate()
904 void musb_g_rx(struct musb *musb, u8 epnum) in musb_g_rx() argument
909 void __iomem *mbase = musb->mregs; in musb_g_rx()
911 void __iomem *epio = musb->endpoints[epnum].regs; in musb_g_rx()
913 struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; in musb_g_rx()
931 dev_dbg(musb->controller, "<== %s, rxcsr %04x%s %p\n", musb_ep->end_point.name, in musb_g_rx()
946 dev_dbg(musb->controller, "%s iso overrun on %p\n", musb_ep->name, request); in musb_g_rx()
952 dev_dbg(musb->controller, "%s, incomprx\n", musb_ep->end_point.name); in musb_g_rx()
957 dev_dbg(musb->controller, "%s busy, csr %04x\n", in musb_g_rx()
971 dev_dbg(musb->controller, "RXCSR%d %04x, dma off, %04x, len %zu, req %p\n", in musb_g_rx()
1021 rxstate(musb, req); in musb_g_rx()
1033 struct musb *musb; in musb_gadget_enable() local
1046 musb = musb_ep->musb; in musb_gadget_enable()
1047 mbase = musb->mregs; in musb_gadget_enable()
1050 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_enable()
1068 ok = musb->hb_iso_tx; in musb_gadget_enable()
1070 ok = musb->hb_iso_rx; in musb_gadget_enable()
1073 dev_dbg(musb->controller, "no support for high bandwidth ISO\n"); in musb_gadget_enable()
1097 dev_dbg(musb->controller, "packet size beyond hardware FIFO size\n"); in musb_gadget_enable()
1110 if (musb->double_buffer_not_ok) in musb_gadget_enable()
1137 dev_dbg(musb->controller, "packet size beyond hardware FIFO size\n"); in musb_gadget_enable()
1150 if (musb->double_buffer_not_ok) in musb_gadget_enable()
1177 if (is_dma_capable() && musb->dma_controller) { in musb_gadget_enable()
1178 struct dma_controller *c = musb->dma_controller; in musb_gadget_enable()
1201 schedule_work(&musb->irq_work); in musb_gadget_enable()
1204 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_enable()
1214 struct musb *musb; in musb_gadget_disable() local
1221 musb = musb_ep->musb; in musb_gadget_disable()
1223 epio = musb->endpoints[epnum].regs; in musb_gadget_disable()
1225 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_disable()
1226 musb_ep_select(musb->mregs, epnum); in musb_gadget_disable()
1230 u16 int_txe = musb_readw(musb->mregs, MUSB_INTRTXE); in musb_gadget_disable()
1232 musb_writew(musb->mregs, MUSB_INTRTXE, int_txe); in musb_gadget_disable()
1235 u16 int_rxe = musb_readw(musb->mregs, MUSB_INTRRXE); in musb_gadget_disable()
1237 musb_writew(musb->mregs, MUSB_INTRRXE, int_rxe); in musb_gadget_disable()
1249 schedule_work(&musb->irq_work); in musb_gadget_disable()
1251 spin_unlock_irqrestore(&(musb->lock), flags); in musb_gadget_disable()
1253 dev_dbg(musb->controller, "%s\n", musb_ep->end_point.name); in musb_gadget_disable()
1265 struct musb *musb = musb_ep->musb; in musb_alloc_request() local
1270 dev_dbg(musb->controller, "not enough memory\n"); in musb_alloc_request()
1302 void musb_ep_restart(struct musb *musb, struct musb_request *req) in musb_ep_restart() argument
1304 dev_dbg(musb->controller, "<== %s request %p len %u on hw_ep%d\n", in musb_ep_restart()
1308 musb_ep_select(musb->mregs, req->epnum); in musb_ep_restart()
1310 txstate(musb, req); in musb_ep_restart()
1312 rxstate(musb, req); in musb_ep_restart()
1320 struct musb *musb; in musb_gadget_queue() local
1330 musb = musb_ep->musb; in musb_gadget_queue()
1333 request->musb = musb; in musb_gadget_queue()
1338 dev_dbg(musb->controller, "<== to %s request=%p\n", ep->name, req); in musb_gadget_queue()
1346 map_dma_buffer(request, musb, musb_ep); in musb_gadget_queue()
1348 spin_lock_irqsave(&musb->lock, lockflags); in musb_gadget_queue()
1352 dev_dbg(musb->controller, "req %p queued to %s while ep %s\n", in musb_gadget_queue()
1363 musb_ep_restart(musb, request); in musb_gadget_queue()
1366 spin_unlock_irqrestore(&musb->lock, lockflags); in musb_gadget_queue()
1377 struct musb *musb = musb_ep->musb; in musb_gadget_dequeue() local
1382 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_dequeue()
1389 dev_dbg(musb->controller, "request %p not queued to %s\n", request, ep->name); in musb_gadget_dequeue()
1400 struct dma_controller *c = musb->dma_controller; in musb_gadget_dequeue()
1402 musb_ep_select(musb->mregs, musb_ep->current_epnum); in musb_gadget_dequeue()
1417 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_dequeue()
1431 struct musb *musb = musb_ep->musb; in musb_gadget_set_halt() local
1432 void __iomem *epio = musb->endpoints[epnum].regs; in musb_gadget_set_halt()
1441 mbase = musb->mregs; in musb_gadget_set_halt()
1443 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_set_halt()
1455 dev_dbg(musb->controller, "request in progress, cannot halt %s\n", in musb_gadget_set_halt()
1464 dev_dbg(musb->controller, "FIFO busy, cannot halt %s\n", ep->name); in musb_gadget_set_halt()
1473 dev_dbg(musb->controller, "%s: %s stall\n", ep->name, value ? "set" : "clear"); in musb_gadget_set_halt()
1500 dev_dbg(musb->controller, "restarting the request\n"); in musb_gadget_set_halt()
1501 musb_ep_restart(musb, request); in musb_gadget_set_halt()
1505 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_set_halt()
1533 struct musb *musb = musb_ep->musb; in musb_gadget_fifo_status() local
1535 void __iomem *mbase = musb->mregs; in musb_gadget_fifo_status()
1538 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_fifo_status()
1544 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_fifo_status()
1552 struct musb *musb = musb_ep->musb; in musb_gadget_fifo_flush() local
1554 void __iomem *epio = musb->endpoints[epnum].regs; in musb_gadget_fifo_flush()
1559 mbase = musb->mregs; in musb_gadget_fifo_flush()
1561 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_fifo_flush()
1591 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_fifo_flush()
1613 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_get_frame() local
1615 return (int)musb_readw(musb->mregs, MUSB_FRAME); in musb_gadget_get_frame()
1621 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_wakeup() local
1622 void __iomem *mregs = musb->mregs; in musb_gadget_wakeup()
1628 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_wakeup()
1630 switch (musb->xceiv->state) { in musb_gadget_wakeup()
1636 if (musb->may_wakeup && musb->is_suspended) in musb_gadget_wakeup()
1642 dev_dbg(musb->controller, "Sending SRP: devctl: %02x\n", devctl); in musb_gadget_wakeup()
1659 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_wakeup()
1660 otg_start_srp(musb->xceiv->otg); in musb_gadget_wakeup()
1661 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_wakeup()
1664 musb_platform_try_idle(musb, in musb_gadget_wakeup()
1670 dev_dbg(musb->controller, "Unhandled wake: %s\n", in musb_gadget_wakeup()
1671 otg_state_string(musb->xceiv->state)); in musb_gadget_wakeup()
1680 dev_dbg(musb->controller, "issue wakeup\n"); in musb_gadget_wakeup()
1689 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_wakeup()
1699 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_set_self_powered() local
1701 musb->is_self_powered = !!is_selfpowered; in musb_gadget_set_self_powered()
1705 static void musb_pullup(struct musb *musb, int is_on) in musb_pullup() argument
1709 power = musb_readb(musb->mregs, MUSB_POWER); in musb_pullup()
1717 dev_dbg(musb->controller, "gadget D+ pullup %s\n", in musb_pullup()
1719 musb_writeb(musb->mregs, MUSB_POWER, power); in musb_pullup()
1725 dev_dbg(musb->controller, "<= %s =>\n", __func__);
1739 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_vbus_draw() local
1741 if (!musb->xceiv->set_power) in musb_gadget_vbus_draw()
1743 return usb_phy_set_power(musb->xceiv, mA); in musb_gadget_vbus_draw()
1751 struct musb *musb = gadget_to_musb(gadget); in musb_gadget_pullup() local
1756 pm_runtime_get_sync(musb->controller); in musb_gadget_pullup()
1761 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_pullup()
1762 if (is_on != musb->softconnect) { in musb_gadget_pullup()
1763 musb->softconnect = is_on; in musb_gadget_pullup()
1764 musb_pullup(musb, is_on); in musb_gadget_pullup()
1766 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_pullup()
1768 pm_runtime_put(musb->controller); in musb_gadget_pullup()
1812 init_peripheral_ep(struct musb *musb, struct musb_ep *ep, u8 epnum, int is_in) in init_peripheral_ep() argument
1814 struct musb_hw_ep *hw_ep = musb->endpoints + epnum; in init_peripheral_ep()
1819 ep->musb = musb; in init_peripheral_ep()
1833 musb->g.ep0 = &ep->end_point; in init_peripheral_ep()
1840 list_add_tail(&ep->end_point.ep_list, &musb->g.ep_list); in init_peripheral_ep()
1848 static inline void __devinit musb_g_init_endpoints(struct musb *musb) in musb_g_init_endpoints() argument
1855 INIT_LIST_HEAD(&(musb->g.ep_list)); in musb_g_init_endpoints()
1857 for (epnum = 0, hw_ep = musb->endpoints; in musb_g_init_endpoints()
1858 epnum < musb->nr_endpoints; in musb_g_init_endpoints()
1861 init_peripheral_ep(musb, &hw_ep->ep_in, epnum, 0); in musb_g_init_endpoints()
1865 init_peripheral_ep(musb, &hw_ep->ep_in, in musb_g_init_endpoints()
1870 init_peripheral_ep(musb, &hw_ep->ep_out, in musb_g_init_endpoints()
1881 int __devinit musb_gadget_setup(struct musb *musb) in musb_gadget_setup() argument
1890 musb->g.ops = &musb_gadget_operations; in musb_gadget_setup()
1892 musb->g.max_speed = USB_SPEED_HIGH; in musb_gadget_setup()
1894 musb->g.speed = USB_SPEED_UNKNOWN; in musb_gadget_setup()
1898 dev_set_name(&musb->g.dev, "gadget"); in musb_gadget_setup()
1899 musb->g.dev.parent = musb->controller; in musb_gadget_setup()
1900 musb->g.dev.dma_mask = musb->controller->dma_mask; in musb_gadget_setup()
1901 musb->g.dev.release = musb_gadget_release; in musb_gadget_setup()
1903 musb->g.name = musb_driver_name; in musb_gadget_setup()
1906 if (is_otg_enabled(musb)) in musb_gadget_setup()
1907 musb->g.is_otg = 1; in musb_gadget_setup()
1910 musb_g_init_endpoints(musb); in musb_gadget_setup()
1912 musb->is_active = 0; in musb_gadget_setup()
1913 musb_platform_try_idle(musb, 0); in musb_gadget_setup()
1916 status = device_register(&musb->g.dev); in musb_gadget_setup()
1918 put_device(&musb->g.dev); in musb_gadget_setup()
1921 status = usb_add_gadget_udc(musb->controller, &musb->g); in musb_gadget_setup()
1929 musb->g.dev.parent = NULL; in musb_gadget_setup()
1930 device_unregister(&musb->g.dev); in musb_gadget_setup()
1935 void musb_gadget_cleanup(struct musb *musb) in musb_gadget_cleanup() argument
1938 usb_del_gadget_udc(&musb->g); in musb_gadget_cleanup()
1939 if (musb->g.dev.parent) in musb_gadget_cleanup()
1940 device_unregister(&musb->g.dev); in musb_gadget_cleanup()
1963 struct musb *musb = gadget_to_musb(g); in musb_gadget_start() local
1965 struct usb_otg *otg = musb->xceiv->otg; in musb_gadget_start()
1975 pm_runtime_get_sync(musb->controller); in musb_gadget_start()
1978 dev_dbg(musb->controller, "registering driver %s\n", driver->function); in musb_gadget_start()
1981 musb->softconnect = 0; in musb_gadget_start()
1982 musb->gadget_driver = driver; in musb_gadget_start()
1984 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_start()
1985 musb->is_active = 1; in musb_gadget_start()
1988 otg_set_peripheral(otg, &musb->g); in musb_gadget_start()
1989 musb->xceiv->state = OTG_STATE_B_IDLE; in musb_gadget_start()
1998 if (!is_otg_enabled(musb)) in musb_gadget_start()
2000 musb_start(musb); in musb_gadget_start()
2002 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_start()
2005 if (is_otg_enabled(musb)) { in musb_gadget_start()
2006 struct usb_hcd *hcd = musb_to_hcd(musb); in musb_gadget_start()
2008 dev_dbg(musb->controller, "OTG startup...\n"); in musb_gadget_start()
2014 retval = usb_add_hcd(musb_to_hcd(musb), 0, 0); in musb_gadget_start()
2016 dev_dbg(musb->controller, "add_hcd failed, %d\n", retval); in musb_gadget_start()
2020 if ((musb->xceiv->last_event == USB_EVENT_ID) in musb_gadget_start()
2026 if (musb->xceiv->last_event == USB_EVENT_NONE) in musb_gadget_start()
2027 pm_runtime_put(musb->controller); in musb_gadget_start()
2034 if (!is_otg_enabled(musb)) in musb_gadget_start()
2035 musb_stop(musb); in musb_gadget_start()
2042 static void stop_activity(struct musb *musb, struct usb_gadget_driver *driver) in stop_activity() argument
2048 if (musb->g.speed == USB_SPEED_UNKNOWN) in stop_activity()
2051 musb->g.speed = USB_SPEED_UNKNOWN; in stop_activity()
2054 if (musb->softconnect) { in stop_activity()
2055 musb->softconnect = 0; in stop_activity()
2056 musb_pullup(musb, 0); in stop_activity()
2058 musb_stop(musb); in stop_activity()
2064 for (i = 0, hw_ep = musb->endpoints; in stop_activity()
2065 i < musb->nr_endpoints; in stop_activity()
2067 musb_ep_select(musb->mregs, i); in stop_activity()
2089 struct musb *musb = gadget_to_musb(g); in musb_gadget_stop() local
2092 if (musb->xceiv->last_event == USB_EVENT_NONE) in musb_gadget_stop()
2093 pm_runtime_get_sync(musb->controller); in musb_gadget_stop()
2100 spin_lock_irqsave(&musb->lock, flags); in musb_gadget_stop()
2102 musb_hnp_stop(musb); in musb_gadget_stop()
2104 (void) musb_gadget_vbus_draw(&musb->g, 0); in musb_gadget_stop()
2106 musb->xceiv->state = OTG_STATE_UNDEFINED; in musb_gadget_stop()
2107 stop_activity(musb, driver); in musb_gadget_stop()
2108 otg_set_peripheral(musb->xceiv->otg, NULL); in musb_gadget_stop()
2110 dev_dbg(musb->controller, "unregistering driver %s\n", driver->function); in musb_gadget_stop()
2112 musb->is_active = 0; in musb_gadget_stop()
2113 musb_platform_try_idle(musb, 0); in musb_gadget_stop()
2114 spin_unlock_irqrestore(&musb->lock, flags); in musb_gadget_stop()
2116 if (is_otg_enabled(musb)) { in musb_gadget_stop()
2117 usb_remove_hcd(musb_to_hcd(musb)); in musb_gadget_stop()
2124 if (!is_otg_enabled(musb)) in musb_gadget_stop()
2125 musb_stop(musb); in musb_gadget_stop()
2127 pm_runtime_put(musb->controller); in musb_gadget_stop()
2137 void musb_g_resume(struct musb *musb) in musb_g_resume() argument
2140 musb->is_suspended = 0; in musb_g_resume()
2141 switch (musb->xceiv->state) { in musb_g_resume()
2146 musb->is_active = 1; in musb_g_resume()
2147 if (musb->gadget_driver && musb->gadget_driver->resume) { in musb_g_resume()
2148 spin_unlock(&musb->lock); in musb_g_resume()
2149 musb->gadget_driver->resume(&musb->g); in musb_g_resume()
2150 spin_lock(&musb->lock); in musb_g_resume()
2155 otg_state_string(musb->xceiv->state)); in musb_g_resume()
2161 void musb_g_suspend(struct musb *musb) in musb_g_suspend() argument
2166 devctl = musb_readb(musb->mregs, MUSB_DEVCTL); in musb_g_suspend()
2167 dev_dbg(musb->controller, "devctl %02x\n", devctl); in musb_g_suspend()
2169 switch (musb->xceiv->state) { in musb_g_suspend()
2172 musb->xceiv->state = OTG_STATE_B_PERIPHERAL; in musb_g_suspend()
2175 musb->is_suspended = 1; in musb_g_suspend()
2176 if (musb->gadget_driver && musb->gadget_driver->suspend) { in musb_g_suspend()
2177 spin_unlock(&musb->lock); in musb_g_suspend()
2178 musb->gadget_driver->suspend(&musb->g); in musb_g_suspend()
2179 spin_lock(&musb->lock); in musb_g_suspend()
2187 otg_state_string(musb->xceiv->state)); in musb_g_suspend()
2193 void musb_g_wakeup(struct musb *musb) in musb_g_wakeup() argument
2195 musb_gadget_wakeup(&musb->g); in musb_g_wakeup()
2199 void musb_g_disconnect(struct musb *musb) in musb_g_disconnect() argument
2201 void __iomem *mregs = musb->mregs; in musb_g_disconnect()
2204 dev_dbg(musb->controller, "devctl %02x\n", devctl); in musb_g_disconnect()
2210 (void) musb_gadget_vbus_draw(&musb->g, 0); in musb_g_disconnect()
2212 musb->g.speed = USB_SPEED_UNKNOWN; in musb_g_disconnect()
2213 if (musb->gadget_driver && musb->gadget_driver->disconnect) { in musb_g_disconnect()
2214 spin_unlock(&musb->lock); in musb_g_disconnect()
2215 musb->gadget_driver->disconnect(&musb->g); in musb_g_disconnect()
2216 spin_lock(&musb->lock); in musb_g_disconnect()
2220 switch (musb->xceiv->state) { in musb_g_disconnect()
2222 dev_dbg(musb->controller, "Unhandled disconnect %s, setting a_idle\n", in musb_g_disconnect()
2223 otg_state_string(musb->xceiv->state)); in musb_g_disconnect()
2224 musb->xceiv->state = OTG_STATE_A_IDLE; in musb_g_disconnect()
2225 MUSB_HST_MODE(musb); in musb_g_disconnect()
2228 musb->xceiv->state = OTG_STATE_A_WAIT_BCON; in musb_g_disconnect()
2229 MUSB_HST_MODE(musb); in musb_g_disconnect()
2235 musb->xceiv->state = OTG_STATE_B_IDLE; in musb_g_disconnect()
2242 musb->is_active = 0; in musb_g_disconnect()
2245 void musb_g_reset(struct musb *musb) in musb_g_reset() argument
2246 __releases(musb->lock) in musb_g_reset()
2247 __acquires(musb->lock) in musb_g_reset()
2249 void __iomem *mbase = musb->mregs; in musb_g_reset()
2254 dev_dbg(musb->controller, "<== %s addr=%x driver '%s'\n", in musb_g_reset()
2258 musb->gadget_driver in musb_g_reset()
2259 ? musb->gadget_driver->driver.name in musb_g_reset()
2265 if (musb->g.speed != USB_SPEED_UNKNOWN) in musb_g_reset()
2266 musb_g_disconnect(musb); in musb_g_reset()
2275 musb->g.speed = (power & MUSB_POWER_HSMODE) in musb_g_reset()
2279 musb->is_active = 1; in musb_g_reset()
2280 musb->is_suspended = 0; in musb_g_reset()
2281 MUSB_DEV_MODE(musb); in musb_g_reset()
2282 musb->address = 0; in musb_g_reset()
2283 musb->ep0_state = MUSB_EP0_STAGE_SETUP; in musb_g_reset()
2285 musb->may_wakeup = 0; in musb_g_reset()
2286 musb->g.b_hnp_enable = 0; in musb_g_reset()
2287 musb->g.a_alt_hnp_support = 0; in musb_g_reset()
2288 musb->g.a_hnp_support = 0; in musb_g_reset()
2295 musb->xceiv->state = OTG_STATE_B_PERIPHERAL; in musb_g_reset()
2296 musb->g.is_a_peripheral = 0; in musb_g_reset()
2297 } else if (is_otg_enabled(musb)) { in musb_g_reset()
2298 musb->xceiv->state = OTG_STATE_A_PERIPHERAL; in musb_g_reset()
2299 musb->g.is_a_peripheral = 1; in musb_g_reset()
2304 (void) musb_gadget_vbus_draw(&musb->g, in musb_g_reset()
2305 is_otg_enabled(musb) ? 8 : 100); in musb_g_reset()