diff options
Diffstat (limited to 'drivers/usb')
39 files changed, 329 insertions, 161 deletions
diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index 1f3b4a142212..f9af7ebe003d 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -337,19 +337,6 @@ static void cdns3_ep_inc_deq(struct cdns3_endpoint *priv_ep) cdns3_ep_inc_trb(&priv_ep->dequeue, &priv_ep->ccs, priv_ep->num_trbs); } -static void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req) -{ - struct cdns3_endpoint *priv_ep = priv_req->priv_ep; - int current_trb = priv_req->start_trb; - - while (current_trb != priv_req->end_trb) { - cdns3_ep_inc_deq(priv_ep); - current_trb = priv_ep->dequeue; - } - - cdns3_ep_inc_deq(priv_ep); -} - /** * cdns3_allow_enable_l1 - enable/disable permits to transition to L1. * @priv_dev: Extended gadget object @@ -1517,10 +1504,11 @@ static void cdns3_transfer_completed(struct cdns3_device *priv_dev, trb = priv_ep->trb_pool + priv_ep->dequeue; - /* Request was dequeued and TRB was changed to TRB_LINK. */ - if (TRB_FIELD_TO_TYPE(le32_to_cpu(trb->control)) == TRB_LINK) { + /* The TRB was changed as link TRB, and the request was handled at ep_dequeue */ + while (TRB_FIELD_TO_TYPE(le32_to_cpu(trb->control)) == TRB_LINK) { trace_cdns3_complete_trb(priv_ep, trb); - cdns3_move_deq_to_next_trb(priv_req); + cdns3_ep_inc_deq(priv_ep); + trb = priv_ep->trb_pool + priv_ep->dequeue; } if (!request->stream_id) { diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c index 27df0c697897..e85bf768c66d 100644 --- a/drivers/usb/cdns3/cdnsp-gadget.c +++ b/drivers/usb/cdns3/cdnsp-gadget.c @@ -1541,15 +1541,27 @@ static int cdnsp_gadget_pullup(struct usb_gadget *gadget, int is_on) { struct cdnsp_device *pdev = gadget_to_cdnsp(gadget); struct cdns *cdns = dev_get_drvdata(pdev->dev); + unsigned long flags; trace_cdnsp_pullup(is_on); + /* + * Disable events handling while controller is being + * enabled/disabled. + */ + disable_irq(cdns->dev_irq); + spin_lock_irqsave(&pdev->lock, flags); + if (!is_on) { cdnsp_reset_device(pdev); cdns_clear_vbus(cdns); } else { cdns_set_vbus(cdns); } + + spin_unlock_irqrestore(&pdev->lock, flags); + enable_irq(cdns->dev_irq); + return 0; } diff --git a/drivers/usb/cdns3/cdnsp-mem.c b/drivers/usb/cdns3/cdnsp-mem.c index ad9aee3f1e39..97866bfb2da9 100644 --- a/drivers/usb/cdns3/cdnsp-mem.c +++ b/drivers/usb/cdns3/cdnsp-mem.c @@ -987,6 +987,9 @@ int cdnsp_endpoint_init(struct cdnsp_device *pdev, /* Set up the endpoint ring. */ pep->ring = cdnsp_ring_alloc(pdev, 2, ring_type, max_packet, mem_flags); + if (!pep->ring) + return -ENOMEM; + pep->skip = false; /* Fill the endpoint context */ diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c index 1b1438457fb0..e45c3d6e1536 100644 --- a/drivers/usb/cdns3/cdnsp-ring.c +++ b/drivers/usb/cdns3/cdnsp-ring.c @@ -1029,6 +1029,8 @@ static void cdnsp_process_ctrl_td(struct cdnsp_device *pdev, return; } + *status = 0; + cdnsp_finish_td(pdev, td, event, pep, status); } @@ -1523,7 +1525,14 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data) spin_lock_irqsave(&pdev->lock, flags); if (pdev->cdnsp_state & (CDNSP_STATE_HALTED | CDNSP_STATE_DYING)) { - cdnsp_died(pdev); + /* + * While removing or stopping driver there may still be deferred + * not handled interrupt which should not be treated as error. + * Driver should simply ignore it. + */ + if (pdev->gadget_driver) + cdnsp_died(pdev); + spin_unlock_irqrestore(&pdev->lock, flags); return IRQ_HANDLED; } diff --git a/drivers/usb/cdns3/cdnsp-trace.h b/drivers/usb/cdns3/cdnsp-trace.h index 6a2571c6aa9e..5983dfb99653 100644 --- a/drivers/usb/cdns3/cdnsp-trace.h +++ b/drivers/usb/cdns3/cdnsp-trace.h @@ -57,9 +57,9 @@ DECLARE_EVENT_CLASS(cdnsp_log_ep, __entry->first_prime_det = pep->stream_info.first_prime_det; __entry->drbls_count = pep->stream_info.drbls_count; ), - TP_printk("%s: SID: %08x ep state: %x stream: enabled: %d num %d " + TP_printk("%s: SID: %08x, ep state: %x, stream: enabled: %d num %d " "tds %d, first prime: %d drbls %d", - __get_str(name), __entry->state, __entry->stream_id, + __get_str(name), __entry->stream_id, __entry->state, __entry->enabled, __entry->num_streams, __entry->td_count, __entry->first_prime_det, __entry->drbls_count) ); diff --git a/drivers/usb/cdns3/host.c b/drivers/usb/cdns3/host.c index 84dadfa726aa..9643b905e2d8 100644 --- a/drivers/usb/cdns3/host.c +++ b/drivers/usb/cdns3/host.c @@ -10,6 +10,7 @@ */ #include <linux/platform_device.h> +#include <linux/slab.h> #include "core.h" #include "drd.h" #include "host-export.h" diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index f1d100671ee6..097142ffb184 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -420,15 +420,15 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) data->phy = devm_usb_get_phy_by_phandle(dev, "fsl,usbphy", 0); if (IS_ERR(data->phy)) { ret = PTR_ERR(data->phy); - if (ret == -ENODEV) { - data->phy = devm_usb_get_phy_by_phandle(dev, "phys", 0); - if (IS_ERR(data->phy)) { - ret = PTR_ERR(data->phy); - if (ret == -ENODEV) - data->phy = NULL; - else - goto err_clk; - } + if (ret != -ENODEV) + goto err_clk; + data->phy = devm_usb_get_phy_by_phandle(dev, "phys", 0); + if (IS_ERR(data->phy)) { + ret = PTR_ERR(data->phy); + if (ret == -ENODEV) + data->phy = NULL; + else + goto err_clk; } } diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 16b1fd9dc60c..48bc8a4814ac 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -406,7 +406,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, * the USB-2 spec requires such endpoints to have wMaxPacketSize = 0 * (see the end of section 5.6.3), so don't warn about them. */ - maxp = usb_endpoint_maxp(&endpoint->desc); + maxp = le16_to_cpu(endpoint->desc.wMaxPacketSize); if (maxp == 0 && !(usb_endpoint_xfer_isoc(d) && asnum == 0)) { dev_warn(ddev, "config %d interface %d altsetting %d endpoint 0x%X has invalid wMaxPacketSize 0\n", cfgno, inum, asnum, d->bEndpointAddress); @@ -422,9 +422,9 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, maxpacket_maxes = full_speed_maxpacket_maxes; break; case USB_SPEED_HIGH: - /* Bits 12..11 are allowed only for HS periodic endpoints */ + /* Multiple-transactions bits are allowed only for HS periodic endpoints */ if (usb_endpoint_xfer_int(d) || usb_endpoint_xfer_isoc(d)) { - i = maxp & (BIT(12) | BIT(11)); + i = maxp & USB_EP_MAXP_MULT_MASK; maxp &= ~i; } fallthrough; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 86658a81d284..00070a8a6507 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -4700,8 +4700,6 @@ hub_port_init(struct usb_hub *hub, struct usb_device *udev, int port1, if (oldspeed == USB_SPEED_LOW) delay = HUB_LONG_RESET_TIME; - mutex_lock(hcd->address0_mutex); - /* Reset the device; full speed may morph to high speed */ /* FIXME a USB 2.0 device may morph into SuperSpeed on reset. */ retval = hub_port_reset(hub, port1, udev, delay, false); @@ -5016,7 +5014,6 @@ fail: hub_port_disable(hub, port1, 0); update_devnum(udev, devnum); /* for disconnect processing */ } - mutex_unlock(hcd->address0_mutex); return retval; } @@ -5191,6 +5188,7 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, struct usb_port *port_dev = hub->ports[port1 - 1]; struct usb_device *udev = port_dev->child; static int unreliable_port = -1; + bool retry_locked; /* Disconnect any existing devices under this port */ if (udev) { @@ -5246,8 +5244,11 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, unit_load = 100; status = 0; - for (i = 0; i < PORT_INIT_TRIES; i++) { + for (i = 0; i < PORT_INIT_TRIES; i++) { + usb_lock_port(port_dev); + mutex_lock(hcd->address0_mutex); + retry_locked = true; /* reallocate for each attempt, since references * to the previous one can escape in various ways */ @@ -5255,6 +5256,8 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, if (!udev) { dev_err(&port_dev->dev, "couldn't allocate usb_device\n"); + mutex_unlock(hcd->address0_mutex); + usb_unlock_port(port_dev); goto done; } @@ -5276,12 +5279,14 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus, } /* reset (non-USB 3.0 devices) and get descriptor */ - usb_lock_port(port_dev); status = hub_port_init(hub, udev, port1, i); - usb_unlock_port(port_dev); if (status < 0) goto loop; + mutex_unlock(hcd->address0_mutex); + usb_unlock_port(port_dev); + retry_locked = false; + if (udev->quirks & USB_QUIRK_DELAY_INIT) msleep(2000); @@ -5374,6 +5379,10 @@ loop: usb_ep0_reinit(udev); release_devnum(udev); hub_free_dev(udev); + if (retry_locked) { + mutex_unlock(hcd->address0_mutex); + usb_unlock_port(port_dev); + } usb_put_dev(udev); if ((status == -ENOTCONN) || (status == -ENOTSUPP)) break; @@ -5915,6 +5924,8 @@ static int usb_reset_and_verify_device(struct usb_device *udev) bos = udev->bos; udev->bos = NULL; + mutex_lock(hcd->address0_mutex); + for (i = 0; i < PORT_INIT_TRIES; ++i) { /* ep0 maxpacket size may change; let the HCD know about it. @@ -5924,6 +5935,7 @@ static int usb_reset_and_verify_device(struct usb_device *udev) if (ret >= 0 || ret == -ENOTCONN || ret == -ENODEV) break; } + mutex_unlock(hcd->address0_mutex); if (ret < 0) goto re_enumerate; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 8239fe7129dd..d3c14b5ed4a1 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -434,6 +434,12 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1532, 0x0116), .driver_info = USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL }, + /* Lenovo USB-C to Ethernet Adapter RTL8153-04 */ + { USB_DEVICE(0x17ef, 0x720c), .driver_info = USB_QUIRK_NO_LPM }, + + /* Lenovo Powered USB-C Travel Hub (4X90S92381, RTL8153 GigE) */ + { USB_DEVICE(0x17ef, 0x721e), .driver_info = USB_QUIRK_NO_LPM }, + /* Lenovo ThinkCenter A630Z TI024Gen3 usb-audio */ { USB_DEVICE(0x17ef, 0xa012), .driver_info = USB_QUIRK_DISCONNECT_SUSPEND }, diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 4ab4a1d5062b..ab8d7dad9f56 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -1198,6 +1198,8 @@ static void dwc2_hsotg_start_req(struct dwc2_hsotg *hsotg, } ctrl |= DXEPCTL_CNAK; } else { + hs_req->req.frame_number = hs_ep->target_frame; + hs_req->req.actual = 0; dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, -ENODATA); return; } @@ -2857,9 +2859,12 @@ static void dwc2_gadget_handle_ep_disabled(struct dwc2_hsotg_ep *hs_ep) do { hs_req = get_ep_head(hs_ep); - if (hs_req) + if (hs_req) { + hs_req->req.frame_number = hs_ep->target_frame; + hs_req->req.actual = 0; dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, -ENODATA); + } dwc2_gadget_incr_frame_num(hs_ep); /* Update current frame number value. */ hsotg->frame_number = dwc2_hsotg_read_frameno(hsotg); @@ -2912,8 +2917,11 @@ static void dwc2_gadget_handle_out_token_ep_disabled(struct dwc2_hsotg_ep *ep) while (dwc2_gadget_target_frame_elapsed(ep)) { hs_req = get_ep_head(ep); - if (hs_req) + if (hs_req) { + hs_req->req.frame_number = ep->target_frame; + hs_req->req.actual = 0; dwc2_hsotg_complete_request(hsotg, ep, hs_req, -ENODATA); + } dwc2_gadget_incr_frame_num(ep); /* Update current frame number value. */ @@ -3002,8 +3010,11 @@ static void dwc2_gadget_handle_nak(struct dwc2_hsotg_ep *hs_ep) while (dwc2_gadget_target_frame_elapsed(hs_ep)) { hs_req = get_ep_head(hs_ep); - if (hs_req) + if (hs_req) { + hs_req->req.frame_number = hs_ep->target_frame; + hs_req->req.actual = 0; dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, -ENODATA); + } dwc2_gadget_incr_frame_num(hs_ep); /* Update current frame number value. */ diff --git a/drivers/usb/dwc2/hcd_queue.c b/drivers/usb/dwc2/hcd_queue.c index 89a788326c56..24beff610cf2 100644 --- a/drivers/usb/dwc2/hcd_queue.c +++ b/drivers/usb/dwc2/hcd_queue.c @@ -59,7 +59,7 @@ #define DWC2_UNRESERVE_DELAY (msecs_to_jiffies(5)) /* If we get a NAK, wait this long before retrying */ -#define DWC2_RETRY_WAIT_DELAY (1 * 1E6L) +#define DWC2_RETRY_WAIT_DELAY (1 * NSEC_PER_MSEC) /** * dwc2_periodic_channel_available() - Checks that a channel is available for a diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index c8f18f3ba9e3..c331a5128c2c 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -575,6 +575,9 @@ static int dwc2_driver_probe(struct platform_device *dev) ggpio |= GGPIO_STM32_OTG_GCCFG_IDEN; ggpio |= GGPIO_STM32_OTG_GCCFG_VBDEN; dwc2_writel(hsotg, ggpio, GGPIO); + + /* ID/VBUS detection startup time */ + usleep_range(5000, 7000); } retval = dwc2_drd_init(hsotg); diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 643239d7d370..f4c09951b517 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1594,9 +1594,11 @@ static int dwc3_probe(struct platform_device *pdev) dwc3_get_properties(dwc); - ret = dma_set_mask_and_coherent(dwc->sysdev, DMA_BIT_MASK(64)); - if (ret) - return ret; + if (!dwc->sysdev_is_parent) { + ret = dma_set_mask_and_coherent(dwc->sysdev, DMA_BIT_MASK(64)); + if (ret) + return ret; + } dwc->reset = devm_reset_control_array_get_optional_shared(dev); if (IS_ERR(dwc->reset)) diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 620c8d3914d7..5c491d0a19d7 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -143,7 +143,7 @@ #define DWC3_GHWPARAMS8 0xc600 #define DWC3_GUCTL3 0xc60c #define DWC3_GFLADJ 0xc630 -#define DWC3_GHWPARAMS9 0xc680 +#define DWC3_GHWPARAMS9 0xc6e0 /* Device Registers */ #define DWC3_DCFG 0xc700 diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index 9abbd01028c5..3cb01cdd02c2 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -649,7 +649,6 @@ static int dwc3_qcom_of_register_core(struct platform_device *pdev) struct dwc3_qcom *qcom = platform_get_drvdata(pdev); struct device_node *np = pdev->dev.of_node, *dwc3_np; struct device *dev = &pdev->dev; - struct property *prop; int ret; dwc3_np = of_get_compatible_child(np, "snps,dwc3"); @@ -658,20 +657,6 @@ static int dwc3_qcom_of_register_core(struct platform_device *pdev) return -ENODEV; } - prop = devm_kzalloc(dev, sizeof(*prop), GFP_KERNEL); - if (!prop) { - ret = -ENOMEM; - dev_err(dev, "unable to allocate memory for property\n"); - goto node_put; - } - - prop->name = "tx-fifo-resize"; - ret = of_add_property(dwc3_np, prop); - if (ret) { - dev_err(dev, "unable to add property\n"); - goto node_put; - } - ret = of_platform_populate(np, NULL, NULL, dev); if (ret) { dev_err(dev, "failed to register dwc3 core - %d\n", ret); diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 23de2a5a40d6..7e3db00e9759 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -310,13 +310,24 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned int cmd, if (DWC3_DEPCMD_CMD(cmd) == DWC3_DEPCMD_STARTTRANSFER) { int link_state; + /* + * Initiate remote wakeup if the link state is in U3 when + * operating in SS/SSP or L1/L2 when operating in HS/FS. If the + * link state is in U1/U2, no remote wakeup is needed. The Start + * Transfer command will initiate the link recovery. + */ link_state = dwc3_gadget_get_link_state(dwc); - if (link_state == DWC3_LINK_STATE_U1 || - link_state == DWC3_LINK_STATE_U2 || - link_state == DWC3_LINK_STATE_U3) { + switch (link_state) { + case DWC3_LINK_STATE_U2: + if (dwc->gadget->speed >= USB_SPEED_SUPER) + break; + + fallthrough; + case DWC3_LINK_STATE_U3: ret = __dwc3_gadget_wakeup(dwc); dev_WARN_ONCE(dwc->dev, ret, "wakeup failed --> %d\n", ret); + break; } } @@ -3252,6 +3263,9 @@ static bool dwc3_gadget_endpoint_trbs_complete(struct dwc3_ep *dep, struct dwc3 *dwc = dep->dwc; bool no_started_trb = true; + if (!dep->endpoint.desc) + return no_started_trb; + dwc3_gadget_ep_cleanup_completed_requests(dep, event, status); if (dep->flags & DWC3_EP_END_TRANSFER_PENDING) @@ -3299,6 +3313,9 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep, { int status = 0; + if (!dep->endpoint.desc) + return; + if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) dwc3_gadget_endpoint_frame_from_event(dep, event); @@ -3352,6 +3369,14 @@ static void dwc3_gadget_endpoint_command_complete(struct dwc3_ep *dep, if (cmd != DWC3_DEPCMD_ENDTRANSFER) return; + /* + * The END_TRANSFER command will cause the controller to generate a + * NoStream Event, and it's not due to the host DP NoStream rejection. + * Ignore the next NoStream event. + */ + if (dep->stream_capable) + dep->flags |= DWC3_EP_IGNORE_NEXT_NOSTREAM; + dep->flags &= ~DWC3_EP_END_TRANSFER_PENDING; dep->flags &= ~DWC3_EP_TRANSFER_STARTED; dwc3_gadget_ep_cleanup_cancelled_requests(dep); @@ -3574,14 +3599,6 @@ static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, WARN_ON_ONCE(ret); dep->resource_index = 0; - /* - * The END_TRANSFER command will cause the controller to generate a - * NoStream Event, and it's not due to the host DP NoStream rejection. - * Ignore the next NoStream event. - */ - if (dep->stream_capable) - dep->flags |= DWC3_EP_IGNORE_NEXT_NOSTREAM; - if (!interrupt) dep->flags &= ~DWC3_EP_TRANSFER_STARTED; else diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c index 933d77ad0a64..4502108069cd 100644 --- a/drivers/usb/early/xhci-dbc.c +++ b/drivers/usb/early/xhci-dbc.c @@ -14,7 +14,6 @@ #include <linux/pci_ids.h> #include <linux/memblock.h> #include <linux/io.h> -#include <linux/iopoll.h> #include <asm/pci-direct.h> #include <asm/fixmap.h> #include <linux/bcd.h> @@ -136,9 +135,17 @@ static int handshake(void __iomem *ptr, u32 mask, u32 done, int wait, int delay) { u32 result; - return readl_poll_timeout_atomic(ptr, result, - ((result & mask) == done), - delay, wait); + /* Can not use readl_poll_timeout_atomic() for early boot things */ + do { + result = readl(ptr); + result &= mask; + if (result == done) + return 0; + udelay(delay); + wait -= delay; + } while (wait > 0); + + return -ETIMEDOUT; } static void __init xdbc_bios_handoff(void) diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 504c1cbc255d..3789c329183c 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1679,6 +1679,18 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) struct usb_function *f = NULL; u8 endp; + if (w_length > USB_COMP_EP0_BUFSIZ) { + if (ctrl->bRequestType & USB_DIR_IN) { + /* Cast away the const, we are going to overwrite on purpose. */ + __le16 *temp = (__le16 *)&ctrl->wLength; + + *temp = cpu_to_le16(USB_COMP_EP0_BUFSIZ); + w_length = USB_COMP_EP0_BUFSIZ; + } else { + goto done; + } + } + /* partial re-init of the response message; the function or the * gadget might need to intercept e.g. a control-OUT completion * when we delegate to it. @@ -2209,7 +2221,7 @@ int composite_dev_prepare(struct usb_composite_driver *composite, if (!cdev->req) return -ENOMEM; - cdev->req->buf = kmalloc(USB_COMP_EP0_BUFSIZ, GFP_KERNEL); + cdev->req->buf = kzalloc(USB_COMP_EP0_BUFSIZ, GFP_KERNEL); if (!cdev->req->buf) goto fail; diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index e20c19a0f106..a7e069b18544 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1773,11 +1773,15 @@ static void ffs_data_clear(struct ffs_data *ffs) BUG_ON(ffs->gadget); - if (ffs->epfiles) + if (ffs->epfiles) { ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count); + ffs->epfiles = NULL; + } - if (ffs->ffs_eventfd) + if (ffs->ffs_eventfd) { eventfd_ctx_put(ffs->ffs_eventfd); + ffs->ffs_eventfd = NULL; + } kfree(ffs->raw_descs_data); kfree(ffs->raw_strings); @@ -1790,7 +1794,6 @@ static void ffs_data_reset(struct ffs_data *ffs) ffs_data_clear(ffs); - ffs->epfiles = NULL; ffs->raw_descs_data = NULL; ffs->raw_descs = NULL; ffs->raw_strings = NULL; diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c index e0ad5aed6ac9..6f5d45ef2e39 100644 --- a/drivers/usb/gadget/function/u_ether.c +++ b/drivers/usb/gadget/function/u_ether.c @@ -17,6 +17,7 @@ #include <linux/etherdevice.h> #include <linux/ethtool.h> #include <linux/if_vlan.h> +#include <linux/etherdevice.h> #include "u_ether.h" @@ -863,19 +864,23 @@ int gether_register_netdev(struct net_device *net) { struct eth_dev *dev; struct usb_gadget *g; - struct sockaddr sa; int status; if (!net->dev.parent) return -EINVAL; dev = netdev_priv(net); g = dev->gadget; + + net->addr_assign_type = NET_ADDR_RANDOM; + eth_hw_addr_set(net, dev->dev_mac); + status = register_netdev(net); if (status < 0) { dev_dbg(&g->dev, "register_netdev failed, %d\n", status); return status; } else { INFO(dev, "HOST MAC %pM\n", dev->host_mac); + INFO(dev, "MAC %pM\n", dev->dev_mac); /* two kinds of host-initiated state changes: * - iff DATA transfer is active, carrier is "on" @@ -883,15 +888,6 @@ int gether_register_netdev(struct net_device *net) */ netif_carrier_off(net); } - sa.sa_family = net->type; - memcpy(sa.sa_data, dev->dev_mac, ETH_ALEN); - rtnl_lock(); - status = dev_set_mac_address(net, &sa, NULL); - rtnl_unlock(); - if (status) - pr_warn("cannot set self ethernet address: %d\n", status); - else - INFO(dev, "MAC %pM\n", dev->dev_mac); return status; } diff --git a/drivers/usb/gadget/legacy/dbgp.c b/drivers/usb/gadget/legacy/dbgp.c index e1d566c9918a..6bcbad382580 100644 --- a/drivers/usb/gadget/legacy/dbgp.c +++ b/drivers/usb/gadget/legacy/dbgp.c @@ -137,7 +137,7 @@ static int dbgp_enable_ep_req(struct usb_ep *ep) goto fail_1; } - req->buf = kmalloc(DBGP_REQ_LEN, GFP_KERNEL); + req->buf = kzalloc(DBGP_REQ_LEN, GFP_KERNEL); if (!req->buf) { err = -ENOMEM; stp = 2; @@ -345,6 +345,19 @@ static int dbgp_setup(struct usb_gadget *gadget, void *data = NULL; u16 len = 0; + if (length > DBGP_REQ_LEN) { + if (ctrl->bRequestType & USB_DIR_IN) { + /* Cast away the const, we are going to overwrite on purpose. */ + __le16 *temp = (__le16 *)&ctrl->wLength; + + *temp = cpu_to_le16(DBGP_REQ_LEN); + length = DBGP_REQ_LEN; + } else { + return err; + } + } + + if (request == USB_REQ_GET_DESCRIPTOR) { switch (value>>8) { case USB_DT_DEVICE: diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index 78be94750232..3b58f4fc0a80 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -110,6 +110,8 @@ enum ep0_state { /* enough for the whole queue: most events invalidate others */ #define N_EVENT 5 +#define RBUF_SIZE 256 + struct dev_data { spinlock_t lock; refcount_t count; @@ -144,7 +146,7 @@ struct dev_data { struct dentry *dentry; /* except this scratch i/o buffer for ep0 */ - u8 rbuf [256]; + u8 rbuf[RBUF_SIZE]; }; static inline void get_dev (struct dev_data *data) @@ -1331,6 +1333,18 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) u16 w_value = le16_to_cpu(ctrl->wValue); u16 w_length = le16_to_cpu(ctrl->wLength); + if (w_length > RBUF_SIZE) { + if (ctrl->bRequestType & USB_DIR_IN) { + /* Cast away the const, we are going to overwrite on purpose. */ + __le16 *temp = (__le16 *)&ctrl->wLength; + + *temp = cpu_to_le16(RBUF_SIZE); + w_length = RBUF_SIZE; + } else { + return value; + } + } + spin_lock (&dev->lock); dev->setup_abort = 0; if (dev->state == STATE_DEV_UNCONNECTED) { diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index f5ca670776a3..857159dd5ae0 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -2136,7 +2136,7 @@ static int xudc_probe(struct platform_device *pdev) ret = usb_add_gadget_udc(&pdev->dev, &udc->gadget); if (ret) - goto fail; + goto err_disable_unprepare_clk; udc->dev = &udc->gadget.dev; @@ -2155,6 +2155,9 @@ static int xudc_probe(struct platform_device *pdev) udc->dma_enabled ? "with DMA" : "without DMA"); return 0; + +err_disable_unprepare_clk: + clk_disable_unprepare(udc->clk); fail: dev_err(&pdev->dev, "probe failed, %d\n", ret); return ret; diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index af946c42b6f0..df3522dab31b 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -717,6 +717,7 @@ static int xhci_enter_test_mode(struct xhci_hcd *xhci, continue; retval = xhci_disable_slot(xhci, i); + xhci_free_virt_device(xhci, i); if (retval) xhci_err(xhci, "Failed to disable slot %d, %d. Enter test mode anyway\n", i, retval); diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c index 1edef7527c11..edbfa82c6565 100644 --- a/drivers/usb/host/xhci-mtk-sch.c +++ b/drivers/usb/host/xhci-mtk-sch.c @@ -781,7 +781,7 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) ret = xhci_check_bandwidth(hcd, udev); if (!ret) - INIT_LIST_HEAD(&mtk->bw_ep_chk_list); + list_del_init(&mtk->bw_ep_chk_list); return ret; } diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 92adf6107864..5c351970cdf1 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -71,6 +71,8 @@ #define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 0x161e #define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 0x15d6 #define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 0x15d7 +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_7 0x161c +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_8 0x161f #define PCI_DEVICE_ID_ASMEDIA_1042_XHCI 0x1042 #define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI 0x1142 @@ -121,7 +123,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) /* Look for vendor-specific quirks */ if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC && (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK || - pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100 || pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1400)) { if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK && pdev->revision == 0x0) { @@ -156,6 +157,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1009) xhci->quirks |= XHCI_BROKEN_STREAMS; + if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC && + pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100) + xhci->quirks |= XHCI_TRUST_TX_LENGTH; + if (pdev->vendor == PCI_VENDOR_ID_NEC) xhci->quirks |= XHCI_NEC_HOST; @@ -330,7 +335,9 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 || pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 || pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 || - pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6)) + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_7 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_8)) xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; if (xhci->quirks & XHCI_RESET_ON_RESUME) diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 311597bba80e..d0b6806275e0 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -366,7 +366,9 @@ static void xhci_handle_stopped_cmd_ring(struct xhci_hcd *xhci, /* Must be called with xhci->lock held, releases and aquires lock back */ static int xhci_abort_cmd_ring(struct xhci_hcd *xhci, unsigned long flags) { - u32 temp_32; + struct xhci_segment *new_seg = xhci->cmd_ring->deq_seg; + union xhci_trb *new_deq = xhci->cmd_ring->dequeue; + u64 crcr; int ret; xhci_dbg(xhci, "Abort command ring\n"); @@ -375,13 +377,18 @@ static int xhci_abort_cmd_ring(struct xhci_hcd *xhci, unsigned long flags) /* * The control bits like command stop, abort are located in lower - * dword of the command ring control register. Limit the write - * to the lower dword to avoid corrupting the command ring pointer - * in case if the command ring is stopped by the time upper dword - * is written. + * dword of the command ring control register. + * Some controllers require all 64 bits to be written to abort the ring. + * Make sure the upper dword is valid, pointing to the next command, + * avoiding corrupting the command ring pointer in case the command ring + * is stopped by the time the upper dword is written. */ - temp_32 = readl(&xhci->op_regs->cmd_ring); - writel(temp_32 | CMD_RING_ABORT, &xhci->op_regs->cmd_ring); + next_trb(xhci, NULL, &new_seg, &new_deq); + if (trb_is_link(new_deq)) + next_trb(xhci, NULL, &new_seg, &new_deq); + + crcr = xhci_trb_virt_to_dma(new_seg, new_deq); + xhci_write_64(xhci, crcr | CMD_RING_ABORT, &xhci->op_regs->cmd_ring); /* Section 4.6.1.2 of xHCI 1.0 spec says software should also time the * completion of the Command Abort operation. If CRR is not negated in 5 @@ -1518,7 +1525,6 @@ static void xhci_handle_cmd_disable_slot(struct xhci_hcd *xhci, int slot_id) if (xhci->quirks & XHCI_EP_LIMIT_QUIRK) /* Delete default control endpoint resources */ xhci_free_device_endpoint_resources(xhci, virt_dev, true); - xhci_free_virt_device(xhci, slot_id); } static void xhci_handle_cmd_config_ep(struct xhci_hcd *xhci, int slot_id, diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 1bf494b649bd..c8af2cd2216d 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1400,6 +1400,7 @@ static void tegra_xusb_deinit_usb_phy(struct tegra_xusb *tegra) static int tegra_xusb_probe(struct platform_device *pdev) { + struct of_phandle_args args; struct tegra_xusb *tegra; struct device_node *np; struct resource *regs; @@ -1454,10 +1455,17 @@ static int tegra_xusb_probe(struct platform_device *pdev) goto put_padctl; } - tegra->padctl_irq = of_irq_get(np, 0); - if (tegra->padctl_irq <= 0) { - err = (tegra->padctl_irq == 0) ? -ENODEV : tegra->padctl_irq; - goto put_padctl; + /* Older device-trees don't have padctrl interrupt */ + err = of_irq_parse_one(np, 0, &args); + if (!err) { + tegra->padctl_irq = of_irq_get(np, 0); + if (tegra->padctl_irq <= 0) { + err = (tegra->padctl_irq == 0) ? -ENODEV : tegra->padctl_irq; + goto put_padctl; + } + } else { + dev_dbg(&pdev->dev, + "%pOF is missing an interrupt, disabling PM support\n", np); } tegra->host_clk = devm_clk_get(&pdev->dev, "xusb_host"); @@ -1696,11 +1704,15 @@ static int tegra_xusb_probe(struct platform_device *pdev) goto remove_usb3; } - err = devm_request_threaded_irq(&pdev->dev, tegra->padctl_irq, NULL, tegra_xusb_padctl_irq, - IRQF_ONESHOT, dev_name(&pdev->dev), tegra); - if (err < 0) { - dev_err(&pdev->dev, "failed to request padctl IRQ: %d\n", err); - goto remove_usb3; + if (tegra->padctl_irq) { + err = devm_request_threaded_irq(&pdev->dev, tegra->padctl_irq, + NULL, tegra_xusb_padctl_irq, + IRQF_ONESHOT, dev_name(&pdev->dev), + tegra); + if (err < 0) { + dev_err(&pdev->dev, "failed to request padctl IRQ: %d\n", err); + goto remove_usb3; + } } err = tegra_xusb_enable_firmware_messages(tegra); @@ -1718,13 +1730,16 @@ static int tegra_xusb_probe(struct platform_device *pdev) /* Enable wake for both USB 2.0 and USB 3.0 roothubs */ device_init_wakeup(&tegra->hcd->self.root_hub->dev, true); device_init_wakeup(&xhci->shared_hcd->self.root_hub->dev, true); - device_init_wakeup(tegra->dev, true); pm_runtime_use_autosuspend(tegra->dev); pm_runtime_set_autosuspend_delay(tegra->dev, 2000); pm_runtime_mark_last_busy(tegra->dev); pm_runtime_set_active(tegra->dev); - pm_runtime_enable(tegra->dev); + + if (tegra->padctl_irq) { + device_init_wakeup(tegra->dev, true); + pm_runtime_enable(tegra->dev); + } return 0; @@ -1772,7 +1787,9 @@ static int tegra_xusb_remove(struct platform_device *pdev) dma_free_coherent(&pdev->dev, tegra->fw.size, tegra->fw.virt, tegra->fw.phys); - pm_runtime_disable(&pdev->dev); + if (tegra->padctl_irq) + pm_runtime_disable(&pdev->dev); + pm_runtime_put(&pdev->dev); tegra_xusb_powergate_partitions(tegra); diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 902f410874e8..f5b1bcc875de 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3934,7 +3934,6 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev) struct xhci_slot_ctx *slot_ctx; int i, ret; -#ifndef CONFIG_USB_DEFAULT_PERSIST /* * We called pm_runtime_get_noresume when the device was attached. * Decrement the counter here to allow controller to runtime suspend @@ -3942,7 +3941,6 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev) */ if (xhci->quirks & XHCI_RESET_ON_RESUME) pm_runtime_put_noidle(hcd->self.controller); -#endif ret = xhci_check_args(hcd, udev, NULL, 0, true, __func__); /* If the host is halted due to driver unload, we still need to free the @@ -3961,9 +3959,8 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev) del_timer_sync(&virt_dev->eps[i].stop_cmd_timer); } virt_dev->udev = NULL; - ret = xhci_disable_slot(xhci, udev->slot_id); - if (ret) - xhci_free_virt_device(xhci, udev->slot_id); + xhci_disable_slot(xhci, udev->slot_id); + xhci_free_virt_device(xhci, udev->slot_id); } int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id) @@ -3973,7 +3970,7 @@ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id) u32 state; int ret = 0; - command = xhci_alloc_command(xhci, false, GFP_KERNEL); + command = xhci_alloc_command(xhci, true, GFP_KERNEL); if (!command) return -ENOMEM; @@ -3998,6 +3995,15 @@ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id) } xhci_ring_cmd_db(xhci); spin_unlock_irqrestore(&xhci->lock, flags); + + wait_for_completion(command->completion); + + if (command->status != COMP_SUCCESS) + xhci_warn(xhci, "Unsuccessful disable slot %u command, status %d\n", + slot_id, command->status); + + xhci_free_command(xhci, command); + return ret; } @@ -4094,23 +4100,20 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev) xhci_debugfs_create_slot(xhci, slot_id); -#ifndef CONFIG_USB_DEFAULT_PERSIST /* * If resetting upon resume, we can't put the controller into runtime * suspend if there is a device attached. */ if (xhci->quirks & XHCI_RESET_ON_RESUME) pm_runtime_get_noresume(hcd->self.controller); -#endif /* Is this a LS or FS device under a HS hub? */ /* Hub or peripherial? */ return 1; disable_slot: - ret = xhci_disable_slot(xhci, udev->slot_id); - if (ret) - xhci_free_virt_device(xhci, udev->slot_id); + xhci_disable_slot(xhci, udev->slot_id); + xhci_free_virt_device(xhci, udev->slot_id); return 0; } @@ -4240,6 +4243,7 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev, mutex_unlock(&xhci->mutex); ret = xhci_disable_slot(xhci, udev->slot_id); + xhci_free_virt_device(xhci, udev->slot_id); if (!ret) xhci_alloc_dev(hcd, udev); kfree(command->completion); diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c index a9a65b4bbfed..9977600616d7 100644 --- a/drivers/usb/mtu3/mtu3_gadget.c +++ b/drivers/usb/mtu3/mtu3_gadget.c @@ -77,7 +77,7 @@ static int mtu3_ep_enable(struct mtu3_ep *mep) if (usb_endpoint_xfer_int(desc) || usb_endpoint_xfer_isoc(desc)) { interval = desc->bInterval; - interval = clamp_val(interval, 1, 16) - 1; + interval = clamp_val(interval, 1, 16); if (usb_endpoint_xfer_isoc(desc) && comp_desc) mult = comp_desc->bmAttributes; } @@ -89,10 +89,17 @@ static int mtu3_ep_enable(struct mtu3_ep *mep) if (usb_endpoint_xfer_isoc(desc) || usb_endpoint_xfer_int(desc)) { interval = desc->bInterval; - interval = clamp_val(interval, 1, 16) - 1; + interval = clamp_val(interval, 1, 16); mult = usb_endpoint_maxp_mult(desc) - 1; } break; + case USB_SPEED_FULL: + if (usb_endpoint_xfer_isoc(desc)) + interval = clamp_val(desc->bInterval, 1, 16); + else if (usb_endpoint_xfer_int(desc)) + interval = clamp_val(desc->bInterval, 1, 255); + + break; default: break; /*others are ignored */ } @@ -235,6 +242,7 @@ struct usb_request *mtu3_alloc_request(struct usb_ep *ep, gfp_t gfp_flags) mreq->request.dma = DMA_ADDR_INVALID; mreq->epnum = mep->epnum; mreq->mep = mep; + INIT_LIST_HEAD(&mreq->list); trace_mtu3_alloc_request(mreq); return &mreq->request; diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c index 3f414f91b589..2ea3157ddb6e 100644 --- a/drivers/usb/mtu3/mtu3_qmu.c +++ b/drivers/usb/mtu3/mtu3_qmu.c @@ -273,6 +273,8 @@ static int mtu3_prepare_tx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq) gpd->dw3_info |= cpu_to_le32(GPD_EXT_FLAG_ZLP); } + /* prevent reorder, make sure GPD's HWO is set last */ + mb(); gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO); mreq->gpd = gpd; @@ -306,6 +308,8 @@ static int mtu3_prepare_rx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq) gpd->next_gpd = cpu_to_le32(lower_32_bits(enq_dma)); ext_addr |= GPD_EXT_NGP(mtu, upper_32_bits(enq_dma)); gpd->dw3_info = cpu_to_le32(ext_addr); + /* prevent reorder, make sure GPD's HWO is set last */ + mb(); gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO); mreq->gpd = gpd; @@ -445,7 +449,8 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum) return; } mtu3_setbits(mbase, MU3D_EP_TXCR0(mep->epnum), TX_TXPKTRDY); - + /* prevent reorder, make sure GPD's HWO is set last */ + mb(); /* by pass the current GDP */ gpd_current->dw0_info |= cpu_to_le32(GPD_FLAGS_BPS | GPD_FLAGS_HWO); diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 7705328034ca..8a60c0d56863 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -1635,6 +1635,8 @@ static int cp2105_gpioconf_init(struct usb_serial *serial) /* 2 banks of GPIO - One for the pins taken from each serial port */ if (intf_num == 0) { + priv->gc.ngpio = 2; + if (mode.eci == CP210X_PIN_MODE_MODEM) { /* mark all GPIOs of this interface as reserved */ priv->gpio_altfunc = 0xff; @@ -1645,8 +1647,9 @@ static int cp2105_gpioconf_init(struct usb_serial *serial) priv->gpio_pushpull = (u8)((le16_to_cpu(config.gpio_mode) & CP210X_ECI_GPIO_MODE_MASK) >> CP210X_ECI_GPIO_MODE_OFFSET); - priv->gc.ngpio = 2; } else if (intf_num == 1) { + priv->gc.ngpio = 3; + if (mode.sci == CP210X_PIN_MODE_MODEM) { /* mark all GPIOs of this interface as reserved */ priv->gpio_altfunc = 0xff; @@ -1657,7 +1660,6 @@ static int cp2105_gpioconf_init(struct usb_serial *serial) priv->gpio_pushpull = (u8)((le16_to_cpu(config.gpio_mode) & CP210X_SCI_GPIO_MODE_MASK) >> CP210X_SCI_GPIO_MODE_OFFSET); - priv->gc.ngpio = 3; } else { return -ENODEV; } diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index a484ff5e4ebf..42420bfc983c 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1219,6 +1219,14 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(2) | RSVD(3) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1063, 0xff), /* Telit LN920 (ECM) */ .driver_info = NCTRL(0) | RSVD(1) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1070, 0xff), /* Telit FN990 (rmnet) */ + .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1071, 0xff), /* Telit FN990 (MBIM) */ + .driver_info = NCTRL(0) | RSVD(1) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1072, 0xff), /* Telit FN990 (RNDIS) */ + .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1073, 0xff), /* Telit FN990 (ECM) */ + .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910), .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM), @@ -1267,6 +1275,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(2) }, { USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */ .driver_info = NCTRL(0) | ZLP }, + { USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */ + .driver_info = NCTRL(0) | ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff), .driver_info = RSVD(1) }, @@ -2094,6 +2104,9 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */ { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a2, 0xff) }, /* Fibocom FM101-GL (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a4, 0xff), /* Fibocom FM101-GL (laptop MBIM) */ + .driver_info = RSVD(4) }, { USB_DEVICE_INTERFACE_CLASS(0x2df3, 0x9d03, 0xff) }, /* LongSung M5710 */ { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1404, 0xff) }, /* GosunCn GM500 RNDIS */ { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) }, /* GosunCn GM500 MBIM */ diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index f45ca7ddf78e..a70fd86f735c 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -432,6 +432,7 @@ static int pl2303_detect_type(struct usb_serial *serial) case 0x200: switch (bcdDevice) { case 0x100: + case 0x105: case 0x305: case 0x405: /* diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c index 7a2a17866a82..72f9001b0792 100644 --- a/drivers/usb/typec/tcpm/fusb302.c +++ b/drivers/usb/typec/tcpm/fusb302.c @@ -669,25 +669,27 @@ static int tcpm_set_cc(struct tcpc_dev *dev, enum typec_cc_status cc) ret = fusb302_i2c_mask_write(chip, FUSB_REG_MASK, FUSB_REG_MASK_BC_LVL | FUSB_REG_MASK_COMP_CHNG, - FUSB_REG_MASK_COMP_CHNG); + FUSB_REG_MASK_BC_LVL); if (ret < 0) { fusb302_log(chip, "cannot set SRC interrupt, ret=%d", ret); goto done; } chip->intr_comp_chng = true; + chip->intr_bc_lvl = false; break; case TYPEC_CC_RD: ret = fusb302_i2c_mask_write(chip, FUSB_REG_MASK, FUSB_REG_MASK_BC_LVL | FUSB_REG_MASK_COMP_CHNG, - FUSB_REG_MASK_BC_LVL); + FUSB_REG_MASK_COMP_CHNG); if (ret < 0) { fusb302_log(chip, "cannot set SRC interrupt, ret=%d", ret); goto done; } chip->intr_bc_lvl = true; + chip->intr_comp_chng = false; break; default: break; diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 7f2f3ff1b391..59d4fa2443f2 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -324,6 +324,7 @@ struct tcpm_port { bool attached; bool connected; + bool registered; bool pd_supported; enum typec_port_type port_type; @@ -4110,11 +4111,7 @@ static void run_state_machine(struct tcpm_port *port) tcpm_try_src(port) ? SRC_TRY : SNK_ATTACHED, 0); - else - /* Wait for VBUS, but not forever */ - tcpm_set_state(port, PORT_RESET, PD_T_PS_SOURCE_ON); break; - case SRC_TRY: port->try_src_count++; tcpm_set_cc(port, tcpm_rp_cc(port)); @@ -6295,7 +6292,8 @@ static enum hrtimer_restart state_machine_timer_handler(struct hrtimer *timer) { struct tcpm_port *port = container_of(timer, struct tcpm_port, state_machine_timer); - kthread_queue_work(port->wq, &port->state_machine); + if (port->registered) + kthread_queue_work(port->wq, &port->state_machine); return HRTIMER_NORESTART; } @@ -6303,7 +6301,8 @@ static enum hrtimer_restart vdm_state_machine_timer_handler(struct hrtimer *time { struct tcpm_port *port = container_of(timer, struct tcpm_port, vdm_state_machine_timer); - kthread_queue_work(port->wq, &port->vdm_state_machine); + if (port->registered) + kthread_queue_work(port->wq, &port->vdm_state_machine); return HRTIMER_NORESTART; } @@ -6311,7 +6310,8 @@ static enum hrtimer_restart enable_frs_timer_handler(struct hrtimer *timer) { struct tcpm_port *port = container_of(timer, struct tcpm_port, enable_frs_timer); - kthread_queue_work(port->wq, &port->enable_frs); + if (port->registered) + kthread_queue_work(port->wq, &port->enable_frs); return HRTIMER_NORESTART; } @@ -6319,7 +6319,8 @@ static enum hrtimer_restart send_discover_timer_handler(struct hrtimer *timer) { struct tcpm_port *port = container_of(timer, struct tcpm_port, send_discover_timer); - kthread_queue_work(port->wq, &port->send_discover_work); + if (port->registered) + kthread_queue_work(port->wq, &port->send_discover_work); return HRTIMER_NORESTART; } @@ -6407,6 +6408,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc) typec_port_register_altmodes(port->typec_port, &tcpm_altmode_ops, port, port->port_altmode, ALTMODE_DISCOVERY_MAX); + port->registered = true; mutex_lock(&port->lock); tcpm_init(port); @@ -6428,6 +6430,9 @@ void tcpm_unregister_port(struct tcpm_port *port) { int i; + port->registered = false; + kthread_destroy_worker(port->wq); + hrtimer_cancel(&port->send_discover_timer); hrtimer_cancel(&port->enable_frs_timer); hrtimer_cancel(&port->vdm_state_machine_timer); @@ -6439,7 +6444,6 @@ void tcpm_unregister_port(struct tcpm_port *port) typec_unregister_port(port->typec_port); usb_role_switch_put(port->role_sw); tcpm_debugfs_exit(port); - kthread_destroy_worker(port->wq); } EXPORT_SYMBOL_GPL(tcpm_unregister_port); diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index fb8ef12bbe9c..6d27a5b5e3ca 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -653,7 +653,7 @@ static int cd321x_switch_power_state(struct tps6598x *tps, u8 target_state) if (state == target_state) return 0; - ret = tps6598x_exec_cmd(tps, "SPSS", sizeof(u8), &target_state, 0, NULL); + ret = tps6598x_exec_cmd(tps, "SSPS", sizeof(u8), &target_state, 0, NULL); if (ret) return ret; @@ -707,6 +707,7 @@ static int tps6598x_probe(struct i2c_client *client) u32 conf; u32 vid; int ret; + u64 mask1; tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); if (!tps) @@ -730,11 +731,6 @@ static int tps6598x_probe(struct i2c_client *client) if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) tps->i2c_protocol = true; - /* Make sure the controller has application firmware running */ - ret = tps6598x_check_mode(tps); - if (ret) - return ret; - if (np && of_device_is_compatible(np, "apple,cd321x")) { /* Switch CD321X chips to the correct system power state */ ret = cd321x_switch_power_state(tps, TPS_SYSTEM_POWER_STATE_S0); @@ -742,24 +738,27 @@ static int tps6598x_probe(struct i2c_client *client) return ret; /* CD321X chips have all interrupts masked initially */ - ret = tps6598x_write64(tps, TPS_REG_INT_MASK1, - APPLE_CD_REG_INT_POWER_STATUS_UPDATE | - APPLE_CD_REG_INT_DATA_STATUS_UPDATE | - APPLE_CD_REG_INT_PLUG_EVENT); - if (ret) - return ret; + mask1 = APPLE_CD_REG_INT_POWER_STATUS_UPDATE | + APPLE_CD_REG_INT_DATA_STATUS_UPDATE | + APPLE_CD_REG_INT_PLUG_EVENT; irq_handler = cd321x_interrupt; } else { /* Enable power status, data status and plug event interrupts */ - ret = tps6598x_write64(tps, TPS_REG_INT_MASK1, - TPS_REG_INT_POWER_STATUS_UPDATE | - TPS_REG_INT_DATA_STATUS_UPDATE | - TPS_REG_INT_PLUG_EVENT); - if (ret) - return ret; + mask1 = TPS_REG_INT_POWER_STATUS_UPDATE | + TPS_REG_INT_DATA_STATUS_UPDATE | + TPS_REG_INT_PLUG_EVENT; } + /* Make sure the controller has application firmware running */ + ret = tps6598x_check_mode(tps); + if (ret) + return ret; + + ret = tps6598x_write64(tps, TPS_REG_INT_MASK1, mask1); + if (ret) + return ret; + ret = tps6598x_read32(tps, TPS_REG_STATUS, &status); if (ret < 0) return ret; diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index 6aa28384f77f..08561bf7c40c 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -1150,7 +1150,9 @@ static int ucsi_register_port(struct ucsi *ucsi, int index) ret = 0; } - if (UCSI_CONSTAT_PWR_OPMODE(con->status.flags) == UCSI_CONSTAT_PWR_OPMODE_PD) { + if (con->partner && + UCSI_CONSTAT_PWR_OPMODE(con->status.flags) == + UCSI_CONSTAT_PWR_OPMODE_PD) { ucsi_get_src_pdos(con); ucsi_check_altmodes(con); } |