Lines Matching refs:dwc
41 int dwc3_gadget_set_test_mode(struct dwc3 *dwc, int mode) in dwc3_gadget_set_test_mode() argument
45 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_set_test_mode()
60 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_set_test_mode()
72 int dwc3_gadget_get_link_state(struct dwc3 *dwc) in dwc3_gadget_get_link_state() argument
76 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in dwc3_gadget_get_link_state()
89 int dwc3_gadget_set_link_state(struct dwc3 *dwc, enum dwc3_link_state state) in dwc3_gadget_set_link_state() argument
100 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in dwc3_gadget_set_link_state()
111 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_set_link_state()
115 dwc3_writel(dwc->regs, DWC3_DCTL, reg); in dwc3_gadget_set_link_state()
119 dwc3_writel(dwc->regs, DWC3_DCTL, reg); in dwc3_gadget_set_link_state()
131 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in dwc3_gadget_set_link_state()
178 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_del_and_unmap_request() local
188 usb_gadget_unmap_request_by_dev(dwc->sysdev, in dwc3_gadget_del_and_unmap_request()
195 pm_runtime_put(dwc->dev); in dwc3_gadget_del_and_unmap_request()
211 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_giveback() local
216 spin_unlock(&dwc->lock); in dwc3_gadget_giveback()
218 spin_lock(&dwc->lock); in dwc3_gadget_giveback()
230 int dwc3_send_gadget_generic_command(struct dwc3 *dwc, unsigned int cmd, in dwc3_send_gadget_generic_command() argument
238 dwc3_writel(dwc->regs, DWC3_DGCMDPAR, param); in dwc3_send_gadget_generic_command()
239 dwc3_writel(dwc->regs, DWC3_DGCMD, cmd | DWC3_DGCMD_CMDACT); in dwc3_send_gadget_generic_command()
242 reg = dwc3_readl(dwc->regs, DWC3_DGCMD); in dwc3_send_gadget_generic_command()
261 static int __dwc3_gadget_wakeup(struct dwc3 *dwc);
276 struct dwc3 *dwc = dep->dwc; in dwc3_send_gadget_ep_cmd() local
294 if (dwc->gadget->speed <= USB_SPEED_HIGH) { in dwc3_send_gadget_ep_cmd()
295 reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); in dwc3_send_gadget_ep_cmd()
307 dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); in dwc3_send_gadget_ep_cmd()
313 link_state = dwc3_gadget_get_link_state(dwc); in dwc3_send_gadget_ep_cmd()
317 ret = __dwc3_gadget_wakeup(dwc); in dwc3_send_gadget_ep_cmd()
318 dev_WARN_ONCE(dwc->dev, ret, "wakeup failed --> %d\n", in dwc3_send_gadget_ep_cmd()
359 dev_WARN(dwc->dev, "No resource for %s\n", in dwc3_send_gadget_ep_cmd()
378 dev_WARN(dwc->dev, "UNKNOWN cmd status\n"); in dwc3_send_gadget_ep_cmd()
401 reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); in dwc3_send_gadget_ep_cmd()
403 dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); in dwc3_send_gadget_ep_cmd()
411 struct dwc3 *dwc = dep->dwc; in dwc3_send_clear_stall_ep_cmd() local
425 (dwc->gadget->speed >= USB_SPEED_SUPER)) in dwc3_send_clear_stall_ep_cmd()
443 struct dwc3 *dwc = dep->dwc; in dwc3_alloc_trb_pool() local
448 dep->trb_pool = dma_alloc_coherent(dwc->sysdev, in dwc3_alloc_trb_pool()
452 dev_err(dep->dwc->dev, "failed to allocate trb pool for %s\n", in dwc3_alloc_trb_pool()
462 struct dwc3 *dwc = dep->dwc; in dwc3_free_trb_pool() local
464 dma_free_coherent(dwc->sysdev, sizeof(struct dwc3_trb) * DWC3_TRB_NUM, in dwc3_free_trb_pool()
519 struct dwc3 *dwc; in dwc3_gadget_start_config() local
529 dwc = dep->dwc; in dwc3_gadget_start_config()
536 struct dwc3_ep *dep = dwc->eps[i]; in dwc3_gadget_start_config()
554 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_set_ep_config() local
565 if (dwc->gadget->speed >= USB_SPEED_SUPER) { in dwc3_gadget_set_ep_config()
620 dwc->gadget->speed == USB_SPEED_FULL) in dwc3_gadget_set_ep_config()
651 static int dwc3_gadget_calc_tx_fifo_size(struct dwc3 *dwc, int mult) in dwc3_gadget_calc_tx_fifo_size() argument
657 mdwidth = dwc3_mdwidth(dwc); in dwc3_gadget_calc_tx_fifo_size()
676 void dwc3_gadget_clear_tx_fifos(struct dwc3 *dwc) in dwc3_gadget_clear_tx_fifos() argument
683 if (!dwc->do_fifo_resize) in dwc3_gadget_clear_tx_fifos()
687 dep = dwc->eps[1]; in dwc3_gadget_clear_tx_fifos()
688 size = dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(0)); in dwc3_gadget_clear_tx_fifos()
694 dwc->last_fifo_depth = fifo_depth; in dwc3_gadget_clear_tx_fifos()
696 for (num = 3; num < min_t(int, dwc->num_eps, DWC3_ENDPOINTS_NUM); in dwc3_gadget_clear_tx_fifos()
698 dep = dwc->eps[num]; in dwc3_gadget_clear_tx_fifos()
701 dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(num >> 1)) & in dwc3_gadget_clear_tx_fifos()
704 dwc3_writel(dwc->regs, DWC3_GTXFIFOSIZ(num >> 1), size); in dwc3_gadget_clear_tx_fifos()
706 dwc->num_ep_resized = 0; in dwc3_gadget_clear_tx_fifos()
732 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_resize_tx_fifos() local
743 if (!dwc->do_fifo_resize) in dwc3_gadget_resize_tx_fifos()
750 ram1_depth = DWC3_RAM1_DEPTH(dwc->hwparams.hwparams7); in dwc3_gadget_resize_tx_fifos()
759 num_fifos = dwc->tx_fifo_resize_max_num; in dwc3_gadget_resize_tx_fifos()
762 fifo = dwc3_gadget_calc_tx_fifo_size(dwc, 1); in dwc3_gadget_resize_tx_fifos()
765 num_in_ep = dwc->max_cfg_eps; in dwc3_gadget_resize_tx_fifos()
766 num_in_ep -= dwc->num_ep_resized; in dwc3_gadget_resize_tx_fifos()
770 remaining = ram1_depth - min_depth - dwc->last_fifo_depth; in dwc3_gadget_resize_tx_fifos()
786 tmp = dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(0)); in dwc3_gadget_resize_tx_fifos()
789 fifo_size |= (fifo_0_start + (dwc->last_fifo_depth << 16)); in dwc3_gadget_resize_tx_fifos()
791 dwc->last_fifo_depth += DWC3_GTXFIFOSIZ_TXFDEP(fifo_size); in dwc3_gadget_resize_tx_fifos()
793 dwc->last_fifo_depth += DWC31_GTXFIFOSIZ_TXFDEP(fifo_size); in dwc3_gadget_resize_tx_fifos()
796 if (dwc->last_fifo_depth >= ram1_depth) { in dwc3_gadget_resize_tx_fifos()
797 dev_err(dwc->dev, "Fifosize(%d) > RAM size(%d) %s depth:%d\n", in dwc3_gadget_resize_tx_fifos()
798 dwc->last_fifo_depth, ram1_depth, in dwc3_gadget_resize_tx_fifos()
805 dwc->last_fifo_depth -= fifo_size; in dwc3_gadget_resize_tx_fifos()
809 dwc3_writel(dwc->regs, DWC3_GTXFIFOSIZ(dep->number >> 1), fifo_size); in dwc3_gadget_resize_tx_fifos()
810 dwc->num_ep_resized++; in dwc3_gadget_resize_tx_fifos()
826 struct dwc3 *dwc = dep->dwc; in __dwc3_gadget_ep_enable() local
852 reg = dwc3_readl(dwc->regs, DWC3_DALEPENA); in __dwc3_gadget_ep_enable()
854 dwc3_writel(dwc->regs, DWC3_DALEPENA, reg); in __dwc3_gadget_ep_enable()
925 !(dwc->hwparams.hwparams9 & in __dwc3_gadget_ep_enable()
937 static void dwc3_remove_requests(struct dwc3 *dwc, struct dwc3_ep *dep) in dwc3_remove_requests() argument
975 struct dwc3 *dwc = dep->dwc; in __dwc3_gadget_ep_disable() local
984 reg = dwc3_readl(dwc->regs, DWC3_DALEPENA); in __dwc3_gadget_ep_disable()
986 dwc3_writel(dwc->regs, DWC3_DALEPENA, reg); in __dwc3_gadget_ep_disable()
994 dwc3_remove_requests(dwc, dep); in __dwc3_gadget_ep_disable()
1022 struct dwc3 *dwc; in dwc3_gadget_ep_enable() local
1037 dwc = dep->dwc; in dwc3_gadget_ep_enable()
1039 if (dev_WARN_ONCE(dwc->dev, dep->flags & DWC3_EP_ENABLED, in dwc3_gadget_ep_enable()
1044 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_enable()
1046 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_enable()
1054 struct dwc3 *dwc; in dwc3_gadget_ep_disable() local
1064 dwc = dep->dwc; in dwc3_gadget_ep_disable()
1066 if (dev_WARN_ONCE(dwc->dev, !(dep->flags & DWC3_EP_ENABLED), in dwc3_gadget_ep_disable()
1071 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_disable()
1073 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_disable()
1161 struct dwc3 *dwc = dep->dwc; in __dwc3_prepare_one_trb() local
1162 struct usb_gadget *gadget = dwc->gadget; in __dwc3_prepare_one_trb()
1230 dev_WARN(dwc->dev, "Unknown endpoint type %d\n", in __dwc3_prepare_one_trb()
1287 dma = dep->dwc->bounce_addr; in dwc3_prepare_one_trb()
1504 struct dwc3 *dwc = dep->dwc; in dwc3_prepare_trbs() local
1506 ret = usb_gadget_map_request_by_dev(dwc->sysdev, &req->request, in dwc3_prepare_trbs()
1615 static int __dwc3_gadget_get_frame(struct dwc3 *dwc) in __dwc3_gadget_get_frame() argument
1619 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in __dwc3_gadget_get_frame()
1684 params.param0 = upper_32_bits(dep->dwc->bounce_addr); in dwc3_gadget_start_isoc_quirk()
1685 params.param1 = lower_32_bits(dep->dwc->bounce_addr); in dwc3_gadget_start_isoc_quirk()
1741 struct dwc3 *dwc = dep->dwc; in __dwc3_gadget_start_isoc() local
1751 if (!dwc->dis_start_transfer_quirk && in __dwc3_gadget_start_isoc()
1754 if (dwc->gadget->speed <= USB_SPEED_HIGH && dep->direction) in __dwc3_gadget_start_isoc()
1759 dwc->gadget->speed >= USB_SPEED_HIGH) { in __dwc3_gadget_start_isoc()
1760 u32 frame = __dwc3_gadget_get_frame(dwc); in __dwc3_gadget_start_isoc()
1813 struct dwc3 *dwc = dep->dwc; in __dwc3_gadget_ep_queue() local
1815 if (!dep->endpoint.desc || !dwc->pullups_connected || !dwc->connected) { in __dwc3_gadget_ep_queue()
1816 dev_err(dwc->dev, "%s: can't queue to disabled endpoint\n", in __dwc3_gadget_ep_queue()
1830 pm_runtime_get(dwc->dev); in __dwc3_gadget_ep_queue()
1883 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_queue() local
1889 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_queue()
1891 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_queue()
1929 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_cleanup_cancelled_requests() local
1944 dev_err(dwc->dev, "request cancelled with wrong reason:%d\n", req->status); in dwc3_gadget_ep_cleanup_cancelled_requests()
1958 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_dequeue() local
1965 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_dequeue()
2000 dev_err(dwc->dev, "request %pK was not queued to %s\n", in dwc3_gadget_ep_dequeue()
2004 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_dequeue()
2012 struct dwc3 *dwc = dep->dwc; in __dwc3_gadget_ep_set_halt() local
2018 dev_err(dwc->dev, "%s is of Isochronous type\n", dep->name); in __dwc3_gadget_ep_set_halt()
2033 trb = &dwc->ep0_trb[dep->trb_enqueue]; in __dwc3_gadget_ep_set_halt()
2046 dev_err(dwc->dev, "failed to set STALL on %s\n", in __dwc3_gadget_ep_set_halt()
2075 dev_err(dwc->dev, "failed to clear STALL on %s\n", in __dwc3_gadget_ep_set_halt()
2095 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_set_halt() local
2101 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_set_halt()
2103 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_set_halt()
2111 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_set_wedge() local
2115 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_ep_set_wedge()
2122 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_ep_set_wedge()
2161 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_get_frame() local
2163 return __dwc3_gadget_get_frame(dwc); in dwc3_gadget_get_frame()
2166 static int __dwc3_gadget_wakeup(struct dwc3 *dwc) in __dwc3_gadget_wakeup() argument
2181 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in __dwc3_gadget_wakeup()
2197 ret = dwc3_gadget_set_link_state(dwc, DWC3_LINK_STATE_RECOV); in __dwc3_gadget_wakeup()
2199 dev_err(dwc->dev, "failed to put link in Recovery\n"); in __dwc3_gadget_wakeup()
2206 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in __dwc3_gadget_wakeup()
2208 dwc3_writel(dwc->regs, DWC3_DCTL, reg); in __dwc3_gadget_wakeup()
2215 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in __dwc3_gadget_wakeup()
2223 dev_err(dwc->dev, "failed to send remote wakeup\n"); in __dwc3_gadget_wakeup()
2232 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_wakeup() local
2236 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_wakeup()
2237 ret = __dwc3_gadget_wakeup(dwc); in dwc3_gadget_wakeup()
2238 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_wakeup()
2246 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_set_selfpowered() local
2249 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_set_selfpowered()
2251 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_set_selfpowered()
2256 static void dwc3_stop_active_transfers(struct dwc3 *dwc) in dwc3_stop_active_transfers() argument
2260 for (epnum = 2; epnum < dwc->num_eps; epnum++) { in dwc3_stop_active_transfers()
2263 dep = dwc->eps[epnum]; in dwc3_stop_active_transfers()
2267 dwc3_remove_requests(dwc, dep); in dwc3_stop_active_transfers()
2271 static void __dwc3_gadget_set_ssp_rate(struct dwc3 *dwc) in __dwc3_gadget_set_ssp_rate() argument
2273 enum usb_ssp_rate ssp_rate = dwc->gadget_ssp_rate; in __dwc3_gadget_set_ssp_rate()
2277 ssp_rate = dwc->max_ssp_rate; in __dwc3_gadget_set_ssp_rate()
2279 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in __dwc3_gadget_set_ssp_rate()
2285 else if (dwc->max_ssp_rate != USB_SSP_GEN_1x2) in __dwc3_gadget_set_ssp_rate()
2289 dwc->max_ssp_rate != USB_SSP_GEN_2x1) in __dwc3_gadget_set_ssp_rate()
2292 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in __dwc3_gadget_set_ssp_rate()
2295 static void __dwc3_gadget_set_speed(struct dwc3 *dwc) in __dwc3_gadget_set_speed() argument
2300 speed = dwc->gadget_max_speed; in __dwc3_gadget_set_speed()
2301 if (speed == USB_SPEED_UNKNOWN || speed > dwc->maximum_speed) in __dwc3_gadget_set_speed()
2302 speed = dwc->maximum_speed; in __dwc3_gadget_set_speed()
2306 __dwc3_gadget_set_ssp_rate(dwc); in __dwc3_gadget_set_speed()
2310 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in __dwc3_gadget_set_speed()
2327 !dwc->dis_metastability_quirk) { in __dwc3_gadget_set_speed()
2347 dev_err(dwc->dev, "invalid speed (%d)\n", speed); in __dwc3_gadget_set_speed()
2361 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in __dwc3_gadget_set_speed()
2364 static int dwc3_gadget_run_stop(struct dwc3 *dwc, int is_on, int suspend) in dwc3_gadget_run_stop() argument
2369 if (pm_runtime_suspended(dwc->dev)) in dwc3_gadget_run_stop()
2372 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_run_stop()
2383 if (dwc->has_hibernation) in dwc3_gadget_run_stop()
2386 __dwc3_gadget_set_speed(dwc); in dwc3_gadget_run_stop()
2387 dwc->pullups_connected = true; in dwc3_gadget_run_stop()
2391 if (dwc->has_hibernation && !suspend) in dwc3_gadget_run_stop()
2394 dwc->pullups_connected = false; in dwc3_gadget_run_stop()
2397 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_run_stop()
2400 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in dwc3_gadget_run_stop()
2410 static void dwc3_gadget_disable_irq(struct dwc3 *dwc);
2411 static void __dwc3_gadget_stop(struct dwc3 *dwc);
2412 static int __dwc3_gadget_start(struct dwc3 *dwc);
2416 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_pullup() local
2426 if (!is_on && dwc->ep0state != EP0_SETUP_PHASE) { in dwc3_gadget_pullup()
2427 reinit_completion(&dwc->ep0_in_setup); in dwc3_gadget_pullup()
2429 ret = wait_for_completion_timeout(&dwc->ep0_in_setup, in dwc3_gadget_pullup()
2432 dev_warn(dwc->dev, "timed out waiting for SETUP phase\n"); in dwc3_gadget_pullup()
2441 pm_runtime_barrier(dwc->dev); in dwc3_gadget_pullup()
2442 if (pm_runtime_suspended(dwc->dev)) in dwc3_gadget_pullup()
2451 ret = pm_runtime_get_sync(dwc->dev); in dwc3_gadget_pullup()
2453 pm_runtime_put(dwc->dev); in dwc3_gadget_pullup()
2461 disable_irq(dwc->irq_gadget); in dwc3_gadget_pullup()
2463 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_pullup()
2468 dwc->connected = false; in dwc3_gadget_pullup()
2476 dwc3_stop_active_transfers(dwc); in dwc3_gadget_pullup()
2477 __dwc3_gadget_stop(dwc); in dwc3_gadget_pullup()
2486 count = dwc3_readl(dwc->regs, DWC3_GEVNTCOUNT(0)); in dwc3_gadget_pullup()
2489 dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), count); in dwc3_gadget_pullup()
2490 dwc->ev_buf->lpos = (dwc->ev_buf->lpos + count) % in dwc3_gadget_pullup()
2491 dwc->ev_buf->length; in dwc3_gadget_pullup()
2494 __dwc3_gadget_start(dwc); in dwc3_gadget_pullup()
2497 ret = dwc3_gadget_run_stop(dwc, is_on, false); in dwc3_gadget_pullup()
2498 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_pullup()
2499 enable_irq(dwc->irq_gadget); in dwc3_gadget_pullup()
2501 pm_runtime_put(dwc->dev); in dwc3_gadget_pullup()
2506 static void dwc3_gadget_enable_irq(struct dwc3 *dwc) in dwc3_gadget_enable_irq() argument
2526 dwc3_writel(dwc->regs, DWC3_DEVTEN, reg); in dwc3_gadget_enable_irq()
2529 static void dwc3_gadget_disable_irq(struct dwc3 *dwc) in dwc3_gadget_disable_irq() argument
2532 dwc3_writel(dwc->regs, DWC3_DEVTEN, 0x00); in dwc3_gadget_disable_irq()
2559 static void dwc3_gadget_setup_nump(struct dwc3 *dwc) in dwc3_gadget_setup_nump() argument
2566 ram2_depth = DWC3_GHWPARAMS7_RAM2_DEPTH(dwc->hwparams.hwparams7); in dwc3_gadget_setup_nump()
2567 mdwidth = dwc3_mdwidth(dwc); in dwc3_gadget_setup_nump()
2573 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in dwc3_gadget_setup_nump()
2576 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in dwc3_gadget_setup_nump()
2579 static int __dwc3_gadget_start(struct dwc3 *dwc) in __dwc3_gadget_start() argument
2589 if (dwc->imod_interval) { in __dwc3_gadget_start()
2590 dwc3_writel(dwc->regs, DWC3_DEV_IMOD(0), dwc->imod_interval); in __dwc3_gadget_start()
2591 dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), DWC3_GEVNTCOUNT_EHB); in __dwc3_gadget_start()
2592 } else if (dwc3_has_imod(dwc)) { in __dwc3_gadget_start()
2593 dwc3_writel(dwc->regs, DWC3_DEV_IMOD(0), 0); in __dwc3_gadget_start()
2603 reg = dwc3_readl(dwc->regs, DWC3_GRXTHRCFG); in __dwc3_gadget_start()
2609 dwc3_writel(dwc->regs, DWC3_GRXTHRCFG, reg); in __dwc3_gadget_start()
2611 dwc3_gadget_setup_nump(dwc); in __dwc3_gadget_start()
2620 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in __dwc3_gadget_start()
2622 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in __dwc3_gadget_start()
2627 dep = dwc->eps[0]; in __dwc3_gadget_start()
2630 dev_err(dwc->dev, "failed to enable %s\n", dep->name); in __dwc3_gadget_start()
2634 dep = dwc->eps[1]; in __dwc3_gadget_start()
2637 dev_err(dwc->dev, "failed to enable %s\n", dep->name); in __dwc3_gadget_start()
2642 dwc->ep0state = EP0_SETUP_PHASE; in __dwc3_gadget_start()
2643 dwc->link_state = DWC3_LINK_STATE_SS_DIS; in __dwc3_gadget_start()
2644 dwc->delayed_status = false; in __dwc3_gadget_start()
2645 dwc3_ep0_out_start(dwc); in __dwc3_gadget_start()
2647 dwc3_gadget_enable_irq(dwc); in __dwc3_gadget_start()
2652 __dwc3_gadget_ep_disable(dwc->eps[0]); in __dwc3_gadget_start()
2661 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_start() local
2666 irq = dwc->irq_gadget; in dwc3_gadget_start()
2668 IRQF_SHARED, "dwc3", dwc->ev_buf); in dwc3_gadget_start()
2670 dev_err(dwc->dev, "failed to request irq #%d --> %d\n", in dwc3_gadget_start()
2675 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_start()
2676 dwc->gadget_driver = driver; in dwc3_gadget_start()
2677 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_start()
2682 static void __dwc3_gadget_stop(struct dwc3 *dwc) in __dwc3_gadget_stop() argument
2684 dwc3_gadget_disable_irq(dwc); in __dwc3_gadget_stop()
2685 __dwc3_gadget_ep_disable(dwc->eps[0]); in __dwc3_gadget_stop()
2686 __dwc3_gadget_ep_disable(dwc->eps[1]); in __dwc3_gadget_stop()
2691 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_stop() local
2694 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_stop()
2695 dwc->gadget_driver = NULL; in dwc3_gadget_stop()
2696 dwc->max_cfg_eps = 0; in dwc3_gadget_stop()
2697 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_stop()
2699 free_irq(dwc->irq_gadget, dwc->ev_buf); in dwc3_gadget_stop()
2707 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_config_params() local
2713 if (!dwc->dis_enblslpm_quirk) { in dwc3_gadget_config_params()
2724 if (dwc->is_utmi_l1_suspend) in dwc3_gadget_config_params()
2726 clamp_t(u8, dwc->hird_threshold, 2, 15); in dwc3_gadget_config_params()
2730 if (dwc->dis_u1_entry_quirk) in dwc3_gadget_config_params()
2736 if (dwc->dis_u2_entry_quirk) in dwc3_gadget_config_params()
2746 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_set_speed() local
2749 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_set_speed()
2750 dwc->gadget_max_speed = speed; in dwc3_gadget_set_speed()
2751 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_set_speed()
2757 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_set_ssp_rate() local
2760 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_set_ssp_rate()
2761 dwc->gadget_max_speed = USB_SPEED_SUPER_PLUS; in dwc3_gadget_set_ssp_rate()
2762 dwc->gadget_ssp_rate = rate; in dwc3_gadget_set_ssp_rate()
2763 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_set_ssp_rate()
2768 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_vbus_draw() local
2772 if (dwc->usb2_phy) in dwc3_gadget_vbus_draw()
2773 return usb_phy_set_power(dwc->usb2_phy, mA); in dwc3_gadget_vbus_draw()
2775 if (!dwc->usb_psy) in dwc3_gadget_vbus_draw()
2779 ret = power_supply_set_property(dwc->usb_psy, POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val); in dwc3_gadget_vbus_draw()
2796 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_check_config() local
2802 if (!dwc->do_fifo_resize) in dwc3_gadget_check_config()
2811 if (ep_num <= dwc->max_cfg_eps) in dwc3_gadget_check_config()
2815 dwc->max_cfg_eps = ep_num; in dwc3_gadget_check_config()
2817 fifo_size = dwc3_gadget_calc_tx_fifo_size(dwc, dwc->max_cfg_eps); in dwc3_gadget_check_config()
2819 fifo_size += dwc->max_cfg_eps; in dwc3_gadget_check_config()
2822 ram1_depth = DWC3_RAM1_DEPTH(dwc->hwparams.hwparams7); in dwc3_gadget_check_config()
2831 struct dwc3 *dwc = gadget_to_dwc(g); in dwc3_gadget_async_callbacks() local
2834 spin_lock_irqsave(&dwc->lock, flags); in dwc3_gadget_async_callbacks()
2835 dwc->async_callbacks = enable; in dwc3_gadget_async_callbacks()
2836 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_gadget_async_callbacks()
2858 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_init_control_endpoint() local
2864 dwc->gadget->ep0 = &dep->endpoint; in dwc3_gadget_init_control_endpoint()
2873 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_init_in_endpoint() local
2877 mdwidth = dwc3_mdwidth(dwc); in dwc3_gadget_init_in_endpoint()
2882 size = dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(dep->number >> 1)); in dwc3_gadget_init_in_endpoint()
2898 if (dwc->maximum_speed >= USB_SPEED_SUPER) in dwc3_gadget_init_in_endpoint()
2908 &dwc->gadget->ep_list); in dwc3_gadget_init_in_endpoint()
2918 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_init_out_endpoint() local
2922 mdwidth = dwc3_mdwidth(dwc); in dwc3_gadget_init_out_endpoint()
2928 size = dwc3_readl(dwc->regs, DWC3_GRXFIFOSIZ(0)); in dwc3_gadget_init_out_endpoint()
2955 &dwc->gadget->ep_list); in dwc3_gadget_init_out_endpoint()
2963 static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 epnum) in dwc3_gadget_init_endpoint() argument
2974 dep->dwc = dwc; in dwc3_gadget_init_endpoint()
2977 dep->regs = dwc->regs + DWC3_DEP_BASE(epnum); in dwc3_gadget_init_endpoint()
2978 dwc->eps[epnum] = dep; in dwc3_gadget_init_endpoint()
3014 static int dwc3_gadget_init_endpoints(struct dwc3 *dwc, u8 total) in dwc3_gadget_init_endpoints() argument
3018 INIT_LIST_HEAD(&dwc->gadget->ep_list); in dwc3_gadget_init_endpoints()
3023 ret = dwc3_gadget_init_endpoint(dwc, epnum); in dwc3_gadget_init_endpoints()
3031 static void dwc3_gadget_free_endpoints(struct dwc3 *dwc) in dwc3_gadget_free_endpoints() argument
3037 dep = dwc->eps[epnum]; in dwc3_gadget_free_endpoints()
3055 debugfs_lookup(dev_name(dep->dwc->dev), in dwc3_gadget_free_endpoints()
3105 if (trb->bpl == lower_32_bits(dep->dwc->bounce_addr) && in dwc3_gadget_ep_reclaim_completed_trb()
3106 trb->bph == upper_32_bits(dep->dwc->bounce_addr)) { in dwc3_gadget_ep_reclaim_completed_trb()
3217 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_ep_should_continue() local
3219 if (!dep->endpoint.desc || !dwc->pullups_connected || in dwc3_gadget_ep_should_continue()
3220 !dwc->connected) in dwc3_gadget_ep_should_continue()
3246 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_endpoint_trbs_complete() local
3272 dep = dwc->eps[i]; in dwc3_gadget_endpoint_trbs_complete()
3281 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_endpoint_trbs_complete()
3282 reg |= dwc->u1u2; in dwc3_gadget_endpoint_trbs_complete()
3283 dwc3_writel(dwc->regs, DWC3_DCTL, reg); in dwc3_gadget_endpoint_trbs_complete()
3285 dwc->u1u2 = 0; in dwc3_gadget_endpoint_trbs_complete()
3354 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_endpoint_command_complete() local
3358 struct usb_ep *ep0 = &dwc->eps[0]->endpoint; in dwc3_gadget_endpoint_command_complete()
3360 dev_err(dwc->dev, "failed to clear STALL on %s\n", dep->name); in dwc3_gadget_endpoint_command_complete()
3361 if (dwc->delayed_status) in dwc3_gadget_endpoint_command_complete()
3367 if (dwc->delayed_status) in dwc3_gadget_endpoint_command_complete()
3368 dwc3_ep0_send_delayed_status(dwc); in dwc3_gadget_endpoint_command_complete()
3381 struct dwc3 *dwc = dep->dwc; in dwc3_gadget_endpoint_stream_event() local
3429 dwc3_send_gadget_generic_command(dwc, cmd, dep->number); in dwc3_gadget_endpoint_stream_event()
3442 static void dwc3_endpoint_interrupt(struct dwc3 *dwc, in dwc3_endpoint_interrupt() argument
3448 dep = dwc->eps[epnum]; in dwc3_endpoint_interrupt()
3460 dwc3_ep0_interrupt(dwc, event); in dwc3_endpoint_interrupt()
3485 static void dwc3_disconnect_gadget(struct dwc3 *dwc) in dwc3_disconnect_gadget() argument
3487 if (dwc->async_callbacks && dwc->gadget_driver->disconnect) { in dwc3_disconnect_gadget()
3488 spin_unlock(&dwc->lock); in dwc3_disconnect_gadget()
3489 dwc->gadget_driver->disconnect(dwc->gadget); in dwc3_disconnect_gadget()
3490 spin_lock(&dwc->lock); in dwc3_disconnect_gadget()
3494 static void dwc3_suspend_gadget(struct dwc3 *dwc) in dwc3_suspend_gadget() argument
3496 if (dwc->async_callbacks && dwc->gadget_driver->suspend) { in dwc3_suspend_gadget()
3497 spin_unlock(&dwc->lock); in dwc3_suspend_gadget()
3498 dwc->gadget_driver->suspend(dwc->gadget); in dwc3_suspend_gadget()
3499 spin_lock(&dwc->lock); in dwc3_suspend_gadget()
3503 static void dwc3_resume_gadget(struct dwc3 *dwc) in dwc3_resume_gadget() argument
3505 if (dwc->async_callbacks && dwc->gadget_driver->resume) { in dwc3_resume_gadget()
3506 spin_unlock(&dwc->lock); in dwc3_resume_gadget()
3507 dwc->gadget_driver->resume(dwc->gadget); in dwc3_resume_gadget()
3508 spin_lock(&dwc->lock); in dwc3_resume_gadget()
3512 static void dwc3_reset_gadget(struct dwc3 *dwc) in dwc3_reset_gadget() argument
3514 if (!dwc->gadget_driver) in dwc3_reset_gadget()
3517 if (dwc->async_callbacks && dwc->gadget->speed != USB_SPEED_UNKNOWN) { in dwc3_reset_gadget()
3518 spin_unlock(&dwc->lock); in dwc3_reset_gadget()
3519 usb_gadget_udc_reset(dwc->gadget, dwc->gadget_driver); in dwc3_reset_gadget()
3520 spin_lock(&dwc->lock); in dwc3_reset_gadget()
3585 static void dwc3_clear_stall_all_ep(struct dwc3 *dwc) in dwc3_clear_stall_all_ep() argument
3593 dep = dwc->eps[epnum]; in dwc3_clear_stall_all_ep()
3607 static void dwc3_gadget_disconnect_interrupt(struct dwc3 *dwc) in dwc3_gadget_disconnect_interrupt() argument
3611 dwc3_gadget_set_link_state(dwc, DWC3_LINK_STATE_RX_DET); in dwc3_gadget_disconnect_interrupt()
3613 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_disconnect_interrupt()
3616 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_disconnect_interrupt()
3618 dwc3_disconnect_gadget(dwc); in dwc3_gadget_disconnect_interrupt()
3620 dwc->gadget->speed = USB_SPEED_UNKNOWN; in dwc3_gadget_disconnect_interrupt()
3621 dwc->setup_packet_pending = false; in dwc3_gadget_disconnect_interrupt()
3622 usb_gadget_set_state(dwc->gadget, USB_STATE_NOTATTACHED); in dwc3_gadget_disconnect_interrupt()
3624 dwc->connected = false; in dwc3_gadget_disconnect_interrupt()
3627 static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc) in dwc3_gadget_reset_interrupt() argument
3638 dwc->connected = false; in dwc3_gadget_reset_interrupt()
3667 if (dwc->setup_packet_pending) in dwc3_gadget_reset_interrupt()
3668 dwc3_gadget_disconnect_interrupt(dwc); in dwc3_gadget_reset_interrupt()
3671 dwc3_reset_gadget(dwc); in dwc3_gadget_reset_interrupt()
3678 dwc3_stop_active_transfers(dwc); in dwc3_gadget_reset_interrupt()
3679 dwc->connected = true; in dwc3_gadget_reset_interrupt()
3681 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_reset_interrupt()
3683 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_reset_interrupt()
3684 dwc->test_mode = false; in dwc3_gadget_reset_interrupt()
3685 dwc3_clear_stall_all_ep(dwc); in dwc3_gadget_reset_interrupt()
3688 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in dwc3_gadget_reset_interrupt()
3690 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in dwc3_gadget_reset_interrupt()
3693 static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) in dwc3_gadget_conndone_interrupt() argument
3701 reg = dwc3_readl(dwc->regs, DWC3_DSTS); in dwc3_gadget_conndone_interrupt()
3703 dwc->speed = speed; in dwc3_gadget_conndone_interrupt()
3708 dwc->gadget->ssp_rate = USB_SSP_GEN_UNKNOWN; in dwc3_gadget_conndone_interrupt()
3722 dwc->gadget->ep0->maxpacket = 512; in dwc3_gadget_conndone_interrupt()
3723 dwc->gadget->speed = USB_SPEED_SUPER_PLUS; in dwc3_gadget_conndone_interrupt()
3726 dwc->gadget->ssp_rate = USB_SSP_GEN_2x2; in dwc3_gadget_conndone_interrupt()
3728 dwc->gadget->ssp_rate = USB_SSP_GEN_2x1; in dwc3_gadget_conndone_interrupt()
3745 dwc3_gadget_reset_interrupt(dwc); in dwc3_gadget_conndone_interrupt()
3748 dwc->gadget->ep0->maxpacket = 512; in dwc3_gadget_conndone_interrupt()
3749 dwc->gadget->speed = USB_SPEED_SUPER; in dwc3_gadget_conndone_interrupt()
3752 dwc->gadget->speed = USB_SPEED_SUPER_PLUS; in dwc3_gadget_conndone_interrupt()
3753 dwc->gadget->ssp_rate = USB_SSP_GEN_1x2; in dwc3_gadget_conndone_interrupt()
3758 dwc->gadget->ep0->maxpacket = 64; in dwc3_gadget_conndone_interrupt()
3759 dwc->gadget->speed = USB_SPEED_HIGH; in dwc3_gadget_conndone_interrupt()
3763 dwc->gadget->ep0->maxpacket = 64; in dwc3_gadget_conndone_interrupt()
3764 dwc->gadget->speed = USB_SPEED_FULL; in dwc3_gadget_conndone_interrupt()
3768 dwc->eps[1]->endpoint.maxpacket = dwc->gadget->ep0->maxpacket; in dwc3_gadget_conndone_interrupt()
3773 !dwc->usb2_gadget_lpm_disable && in dwc3_gadget_conndone_interrupt()
3776 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in dwc3_gadget_conndone_interrupt()
3778 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in dwc3_gadget_conndone_interrupt()
3780 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_conndone_interrupt()
3783 reg |= DWC3_DCTL_HIRD_THRES(dwc->hird_threshold | in dwc3_gadget_conndone_interrupt()
3784 (dwc->is_utmi_l1_suspend << 4)); in dwc3_gadget_conndone_interrupt()
3792 WARN_ONCE(DWC3_VER_IS_PRIOR(DWC3, 240A) && dwc->has_lpm_erratum, in dwc3_gadget_conndone_interrupt()
3795 if (dwc->has_lpm_erratum && !DWC3_VER_IS_PRIOR(DWC3, 240A)) in dwc3_gadget_conndone_interrupt()
3796 reg |= DWC3_DCTL_NYET_THRES(dwc->lpm_nyet_threshold); in dwc3_gadget_conndone_interrupt()
3798 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_conndone_interrupt()
3800 if (dwc->usb2_gadget_lpm_disable) { in dwc3_gadget_conndone_interrupt()
3801 reg = dwc3_readl(dwc->regs, DWC3_DCFG); in dwc3_gadget_conndone_interrupt()
3803 dwc3_writel(dwc->regs, DWC3_DCFG, reg); in dwc3_gadget_conndone_interrupt()
3806 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_conndone_interrupt()
3808 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_conndone_interrupt()
3811 dep = dwc->eps[0]; in dwc3_gadget_conndone_interrupt()
3814 dev_err(dwc->dev, "failed to enable %s\n", dep->name); in dwc3_gadget_conndone_interrupt()
3818 dep = dwc->eps[1]; in dwc3_gadget_conndone_interrupt()
3821 dev_err(dwc->dev, "failed to enable %s\n", dep->name); in dwc3_gadget_conndone_interrupt()
3834 static void dwc3_gadget_wakeup_interrupt(struct dwc3 *dwc) in dwc3_gadget_wakeup_interrupt() argument
3841 if (dwc->async_callbacks && dwc->gadget_driver->resume) { in dwc3_gadget_wakeup_interrupt()
3842 spin_unlock(&dwc->lock); in dwc3_gadget_wakeup_interrupt()
3843 dwc->gadget_driver->resume(dwc->gadget); in dwc3_gadget_wakeup_interrupt()
3844 spin_lock(&dwc->lock); in dwc3_gadget_wakeup_interrupt()
3848 static void dwc3_gadget_linksts_change_interrupt(struct dwc3 *dwc, in dwc3_gadget_linksts_change_interrupt() argument
3871 pwropt = DWC3_GHWPARAMS1_EN_PWROPT(dwc->hwparams.hwparams1); in dwc3_gadget_linksts_change_interrupt()
3874 if ((dwc->link_state == DWC3_LINK_STATE_U3) && in dwc3_gadget_linksts_change_interrupt()
3903 switch (dwc->link_state) { in dwc3_gadget_linksts_change_interrupt()
3906 reg = dwc3_readl(dwc->regs, DWC3_DCTL); in dwc3_gadget_linksts_change_interrupt()
3912 if (!dwc->u1u2) in dwc3_gadget_linksts_change_interrupt()
3913 dwc->u1u2 = reg & u1u2; in dwc3_gadget_linksts_change_interrupt()
3917 dwc3_gadget_dctl_write_safe(dwc, reg); in dwc3_gadget_linksts_change_interrupt()
3928 if (dwc->speed == USB_SPEED_SUPER) in dwc3_gadget_linksts_change_interrupt()
3929 dwc3_suspend_gadget(dwc); in dwc3_gadget_linksts_change_interrupt()
3933 dwc3_suspend_gadget(dwc); in dwc3_gadget_linksts_change_interrupt()
3936 dwc3_resume_gadget(dwc); in dwc3_gadget_linksts_change_interrupt()
3943 dwc->link_state = next; in dwc3_gadget_linksts_change_interrupt()
3946 static void dwc3_gadget_suspend_interrupt(struct dwc3 *dwc, in dwc3_gadget_suspend_interrupt() argument
3951 if (dwc->link_state != next && next == DWC3_LINK_STATE_U3) in dwc3_gadget_suspend_interrupt()
3952 dwc3_suspend_gadget(dwc); in dwc3_gadget_suspend_interrupt()
3954 dwc->link_state = next; in dwc3_gadget_suspend_interrupt()
3957 static void dwc3_gadget_hibernation_interrupt(struct dwc3 *dwc, in dwc3_gadget_hibernation_interrupt() argument
3975 if (is_ss ^ (dwc->speed == USB_SPEED_SUPER)) in dwc3_gadget_hibernation_interrupt()
3981 static void dwc3_gadget_interrupt(struct dwc3 *dwc, in dwc3_gadget_interrupt() argument
3986 dwc3_gadget_disconnect_interrupt(dwc); in dwc3_gadget_interrupt()
3989 dwc3_gadget_reset_interrupt(dwc); in dwc3_gadget_interrupt()
3992 dwc3_gadget_conndone_interrupt(dwc); in dwc3_gadget_interrupt()
3995 dwc3_gadget_wakeup_interrupt(dwc); in dwc3_gadget_interrupt()
3998 if (dev_WARN_ONCE(dwc->dev, !dwc->has_hibernation, in dwc3_gadget_interrupt()
4002 dwc3_gadget_hibernation_interrupt(dwc, event->event_info); in dwc3_gadget_interrupt()
4005 dwc3_gadget_linksts_change_interrupt(dwc, event->event_info); in dwc3_gadget_interrupt()
4014 if (dwc->gadget->state >= USB_STATE_CONFIGURED) in dwc3_gadget_interrupt()
4015 dwc3_gadget_suspend_interrupt(dwc, in dwc3_gadget_interrupt()
4025 dev_WARN(dwc->dev, "UNKNOWN IRQ %d\n", event->type); in dwc3_gadget_interrupt()
4029 static void dwc3_process_event_entry(struct dwc3 *dwc, in dwc3_process_event_entry() argument
4032 trace_dwc3_event(event->raw, dwc); in dwc3_process_event_entry()
4035 dwc3_endpoint_interrupt(dwc, &event->depevt); in dwc3_process_event_entry()
4037 dwc3_gadget_interrupt(dwc, &event->devt); in dwc3_process_event_entry()
4039 dev_err(dwc->dev, "UNKNOWN IRQ type %d\n", event->raw); in dwc3_process_event_entry()
4044 struct dwc3 *dwc = evt->dwc; in dwc3_process_event_buf() local
4059 dwc3_process_event_entry(dwc, &event); in dwc3_process_event_buf()
4079 reg = dwc3_readl(dwc->regs, DWC3_GEVNTSIZ(0)); in dwc3_process_event_buf()
4081 dwc3_writel(dwc->regs, DWC3_GEVNTSIZ(0), reg); in dwc3_process_event_buf()
4083 if (dwc->imod_interval) { in dwc3_process_event_buf()
4084 dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), DWC3_GEVNTCOUNT_EHB); in dwc3_process_event_buf()
4085 dwc3_writel(dwc->regs, DWC3_DEV_IMOD(0), dwc->imod_interval); in dwc3_process_event_buf()
4094 struct dwc3 *dwc = evt->dwc; in dwc3_thread_interrupt() local
4098 spin_lock_irqsave(&dwc->lock, flags); in dwc3_thread_interrupt()
4100 spin_unlock_irqrestore(&dwc->lock, flags); in dwc3_thread_interrupt()
4107 struct dwc3 *dwc = evt->dwc; in dwc3_check_event_buf() local
4112 if (pm_runtime_suspended(dwc->dev)) { in dwc3_check_event_buf()
4113 pm_runtime_get(dwc->dev); in dwc3_check_event_buf()
4114 disable_irq_nosync(dwc->irq_gadget); in dwc3_check_event_buf()
4115 dwc->pending_events = true; in dwc3_check_event_buf()
4128 count = dwc3_readl(dwc->regs, DWC3_GEVNTCOUNT(0)); in dwc3_check_event_buf()
4137 reg = dwc3_readl(dwc->regs, DWC3_GEVNTSIZ(0)); in dwc3_check_event_buf()
4139 dwc3_writel(dwc->regs, DWC3_GEVNTSIZ(0), reg); in dwc3_check_event_buf()
4147 dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), count); in dwc3_check_event_buf()
4159 static int dwc3_gadget_get_irq(struct dwc3 *dwc) in dwc3_gadget_get_irq() argument
4161 struct platform_device *dwc3_pdev = to_platform_device(dwc->dev); in dwc3_gadget_get_irq()
4202 int dwc3_gadget_init(struct dwc3 *dwc) in dwc3_gadget_init() argument
4208 irq = dwc3_gadget_get_irq(dwc); in dwc3_gadget_init()
4214 dwc->irq_gadget = irq; in dwc3_gadget_init()
4216 dwc->ep0_trb = dma_alloc_coherent(dwc->sysdev, in dwc3_gadget_init()
4217 sizeof(*dwc->ep0_trb) * 2, in dwc3_gadget_init()
4218 &dwc->ep0_trb_addr, GFP_KERNEL); in dwc3_gadget_init()
4219 if (!dwc->ep0_trb) { in dwc3_gadget_init()
4220 dev_err(dwc->dev, "failed to allocate ep0 trb\n"); in dwc3_gadget_init()
4225 dwc->setup_buf = kzalloc(DWC3_EP0_SETUP_SIZE, GFP_KERNEL); in dwc3_gadget_init()
4226 if (!dwc->setup_buf) { in dwc3_gadget_init()
4231 dwc->bounce = dma_alloc_coherent(dwc->sysdev, DWC3_BOUNCE_SIZE, in dwc3_gadget_init()
4232 &dwc->bounce_addr, GFP_KERNEL); in dwc3_gadget_init()
4233 if (!dwc->bounce) { in dwc3_gadget_init()
4238 init_completion(&dwc->ep0_in_setup); in dwc3_gadget_init()
4239 dwc->gadget = kzalloc(sizeof(struct usb_gadget), GFP_KERNEL); in dwc3_gadget_init()
4240 if (!dwc->gadget) { in dwc3_gadget_init()
4246 usb_initialize_gadget(dwc->dev, dwc->gadget, dwc_gadget_release); in dwc3_gadget_init()
4247 dev = &dwc->gadget->dev; in dwc3_gadget_init()
4248 dev->platform_data = dwc; in dwc3_gadget_init()
4249 dwc->gadget->ops = &dwc3_gadget_ops; in dwc3_gadget_init()
4250 dwc->gadget->speed = USB_SPEED_UNKNOWN; in dwc3_gadget_init()
4251 dwc->gadget->ssp_rate = USB_SSP_GEN_UNKNOWN; in dwc3_gadget_init()
4252 dwc->gadget->sg_supported = true; in dwc3_gadget_init()
4253 dwc->gadget->name = "dwc3-gadget"; in dwc3_gadget_init()
4254 dwc->gadget->lpm_capable = !dwc->usb2_gadget_lpm_disable; in dwc3_gadget_init()
4273 !dwc->dis_metastability_quirk) in dwc3_gadget_init()
4274 dev_info(dwc->dev, "changing max_speed on rev %08x\n", in dwc3_gadget_init()
4275 dwc->revision); in dwc3_gadget_init()
4277 dwc->gadget->max_speed = dwc->maximum_speed; in dwc3_gadget_init()
4278 dwc->gadget->max_ssp_rate = dwc->max_ssp_rate; in dwc3_gadget_init()
4285 ret = dwc3_gadget_init_endpoints(dwc, dwc->num_eps); in dwc3_gadget_init()
4289 ret = usb_add_gadget(dwc->gadget); in dwc3_gadget_init()
4291 dev_err(dwc->dev, "failed to add gadget\n"); in dwc3_gadget_init()
4295 if (DWC3_IP_IS(DWC32) && dwc->maximum_speed == USB_SPEED_SUPER_PLUS) in dwc3_gadget_init()
4296 dwc3_gadget_set_ssp_rate(dwc->gadget, dwc->max_ssp_rate); in dwc3_gadget_init()
4298 dwc3_gadget_set_speed(dwc->gadget, dwc->maximum_speed); in dwc3_gadget_init()
4303 dwc3_gadget_free_endpoints(dwc); in dwc3_gadget_init()
4305 usb_put_gadget(dwc->gadget); in dwc3_gadget_init()
4306 dwc->gadget = NULL; in dwc3_gadget_init()
4308 dma_free_coherent(dwc->sysdev, DWC3_BOUNCE_SIZE, dwc->bounce, in dwc3_gadget_init()
4309 dwc->bounce_addr); in dwc3_gadget_init()
4312 kfree(dwc->setup_buf); in dwc3_gadget_init()
4315 dma_free_coherent(dwc->sysdev, sizeof(*dwc->ep0_trb) * 2, in dwc3_gadget_init()
4316 dwc->ep0_trb, dwc->ep0_trb_addr); in dwc3_gadget_init()
4324 void dwc3_gadget_exit(struct dwc3 *dwc) in dwc3_gadget_exit() argument
4326 if (!dwc->gadget) in dwc3_gadget_exit()
4329 usb_del_gadget(dwc->gadget); in dwc3_gadget_exit()
4330 dwc3_gadget_free_endpoints(dwc); in dwc3_gadget_exit()
4331 usb_put_gadget(dwc->gadget); in dwc3_gadget_exit()
4332 dma_free_coherent(dwc->sysdev, DWC3_BOUNCE_SIZE, dwc->bounce, in dwc3_gadget_exit()
4333 dwc->bounce_addr); in dwc3_gadget_exit()
4334 kfree(dwc->setup_buf); in dwc3_gadget_exit()
4335 dma_free_coherent(dwc->sysdev, sizeof(*dwc->ep0_trb) * 2, in dwc3_gadget_exit()
4336 dwc->ep0_trb, dwc->ep0_trb_addr); in dwc3_gadget_exit()
4339 int dwc3_gadget_suspend(struct dwc3 *dwc) in dwc3_gadget_suspend() argument
4341 if (!dwc->gadget_driver) in dwc3_gadget_suspend()
4344 dwc3_gadget_run_stop(dwc, false, false); in dwc3_gadget_suspend()
4345 dwc3_disconnect_gadget(dwc); in dwc3_gadget_suspend()
4346 __dwc3_gadget_stop(dwc); in dwc3_gadget_suspend()
4351 int dwc3_gadget_resume(struct dwc3 *dwc) in dwc3_gadget_resume() argument
4355 if (!dwc->gadget_driver) in dwc3_gadget_resume()
4358 ret = __dwc3_gadget_start(dwc); in dwc3_gadget_resume()
4362 ret = dwc3_gadget_run_stop(dwc, true, false); in dwc3_gadget_resume()
4369 __dwc3_gadget_stop(dwc); in dwc3_gadget_resume()
4375 void dwc3_gadget_process_pending_events(struct dwc3 *dwc) in dwc3_gadget_process_pending_events() argument
4377 if (dwc->pending_events) { in dwc3_gadget_process_pending_events()
4378 dwc3_interrupt(dwc->irq_gadget, dwc->ev_buf); in dwc3_gadget_process_pending_events()
4379 dwc->pending_events = false; in dwc3_gadget_process_pending_events()
4380 enable_irq(dwc->irq_gadget); in dwc3_gadget_process_pending_events()