diff options
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/Kconfig | 1 | ||||
-rw-r--r-- | drivers/usb/core/hcd.c | 19 | ||||
-rw-r--r-- | drivers/usb/core/hub.c | 10 | ||||
-rw-r--r-- | drivers/usb/core/phy.c | 93 | ||||
-rw-r--r-- | drivers/usb/core/phy.h | 22 | ||||
-rw-r--r-- | drivers/usb/core/quirks.c | 3 | ||||
-rw-r--r-- | drivers/usb/host/xhci-dbgtty.c | 8 | ||||
-rw-r--r-- | drivers/usb/host/xhci-pci.c | 5 | ||||
-rw-r--r-- | drivers/usb/host/xhci-plat.c | 32 | ||||
-rw-r--r-- | drivers/usb/host/xhci.h | 3 | ||||
-rw-r--r-- | drivers/usb/musb/musb_dsps.c | 2 | ||||
-rw-r--r-- | drivers/usb/musb/musb_host.c | 1 | ||||
-rw-r--r-- | drivers/usb/serial/Kconfig | 1 | ||||
-rw-r--r-- | drivers/usb/serial/cp210x.c | 1 | ||||
-rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 3 | ||||
-rw-r--r-- | drivers/usb/serial/usb-serial-simple.c | 7 | ||||
-rw-r--r-- | drivers/usb/typec/ucsi/Makefile | 2 | ||||
-rw-r--r-- | drivers/usb/typec/ucsi/ucsi.c | 2 | ||||
-rw-r--r-- | drivers/usb/usbip/stub_main.c | 5 | ||||
-rw-r--r-- | drivers/usb/usbip/usbip_common.h | 2 | ||||
-rw-r--r-- | drivers/usb/usbip/usbip_event.c | 4 | ||||
-rw-r--r-- | drivers/usb/usbip/vhci_hcd.c | 13 |
22 files changed, 180 insertions, 59 deletions
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig index 75f7fb151f71..987fc5ba6321 100644 --- a/drivers/usb/Kconfig +++ b/drivers/usb/Kconfig @@ -207,5 +207,6 @@ config USB_ULPI_BUS config USB_ROLE_SWITCH tristate + select USB_COMMON endif # USB_SUPPORT diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 777036ae6367..0a42c5df3c0f 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -2262,7 +2262,8 @@ int hcd_bus_suspend(struct usb_device *rhdev, pm_message_t msg) hcd->state = HC_STATE_SUSPENDED; if (!PMSG_IS_AUTO(msg)) - usb_phy_roothub_power_off(hcd->phy_roothub); + usb_phy_roothub_suspend(hcd->self.sysdev, + hcd->phy_roothub); /* Did we race with a root-hub wakeup event? */ if (rhdev->do_remote_wakeup) { @@ -2302,7 +2303,8 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg) } if (!PMSG_IS_AUTO(msg)) { - status = usb_phy_roothub_power_on(hcd->phy_roothub); + status = usb_phy_roothub_resume(hcd->self.sysdev, + hcd->phy_roothub); if (status) return status; } @@ -2344,7 +2346,7 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg) } } else { hcd->state = old_state; - usb_phy_roothub_power_off(hcd->phy_roothub); + usb_phy_roothub_suspend(hcd->self.sysdev, hcd->phy_roothub); dev_dbg(&rhdev->dev, "bus %s fail, err %d\n", "resume", status); if (status != -ESHUTDOWN) @@ -2377,6 +2379,7 @@ void usb_hcd_resume_root_hub (struct usb_hcd *hcd) spin_lock_irqsave (&hcd_root_hub_lock, flags); if (hcd->rh_registered) { + pm_wakeup_event(&hcd->self.root_hub->dev, 0); set_bit(HCD_FLAG_WAKEUP_PENDING, &hcd->flags); queue_work(pm_wq, &hcd->wakeup_work); } @@ -2758,12 +2761,16 @@ int usb_add_hcd(struct usb_hcd *hcd, } if (!hcd->skip_phy_initialization && usb_hcd_is_primary_hcd(hcd)) { - hcd->phy_roothub = usb_phy_roothub_init(hcd->self.sysdev); + hcd->phy_roothub = usb_phy_roothub_alloc(hcd->self.sysdev); if (IS_ERR(hcd->phy_roothub)) { retval = PTR_ERR(hcd->phy_roothub); - goto err_phy_roothub_init; + goto err_phy_roothub_alloc; } + retval = usb_phy_roothub_init(hcd->phy_roothub); + if (retval) + goto err_phy_roothub_alloc; + retval = usb_phy_roothub_power_on(hcd->phy_roothub); if (retval) goto err_usb_phy_roothub_power_on; @@ -2936,7 +2943,7 @@ err_create_buf: usb_phy_roothub_power_off(hcd->phy_roothub); err_usb_phy_roothub_power_on: usb_phy_roothub_exit(hcd->phy_roothub); -err_phy_roothub_init: +err_phy_roothub_alloc: if (hcd->remove_phy && hcd->usb_phy) { usb_phy_shutdown(hcd->usb_phy); usb_put_phy(hcd->usb_phy); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index f6ea16e9f6bb..aa9968d90a48 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -653,12 +653,17 @@ void usb_wakeup_notification(struct usb_device *hdev, unsigned int portnum) { struct usb_hub *hub; + struct usb_port *port_dev; if (!hdev) return; hub = usb_hub_to_struct_hub(hdev); if (hub) { + port_dev = hub->ports[portnum - 1]; + if (port_dev && port_dev->child) + pm_wakeup_event(&port_dev->child->dev, 0); + set_bit(portnum, hub->wakeup_bits); kick_hub_wq(hub); } @@ -3434,8 +3439,11 @@ int usb_port_resume(struct usb_device *udev, pm_message_t msg) /* Skip the initial Clear-Suspend step for a remote wakeup */ status = hub_port_status(hub, port1, &portstatus, &portchange); - if (status == 0 && !port_is_suspended(hub, portstatus)) + if (status == 0 && !port_is_suspended(hub, portstatus)) { + if (portchange & USB_PORT_STAT_C_SUSPEND) + pm_wakeup_event(&udev->dev, 0); goto SuspendCleared; + } /* see 7.1.7.7; affects power usage, but not budgeting */ if (hub_is_superspeed(hub->hdev)) diff --git a/drivers/usb/core/phy.c b/drivers/usb/core/phy.c index 09b7c43c0ea4..9879767452a2 100644 --- a/drivers/usb/core/phy.c +++ b/drivers/usb/core/phy.c @@ -19,19 +19,6 @@ struct usb_phy_roothub { struct list_head list; }; -static struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev) -{ - struct usb_phy_roothub *roothub_entry; - - roothub_entry = devm_kzalloc(dev, sizeof(*roothub_entry), GFP_KERNEL); - if (!roothub_entry) - return ERR_PTR(-ENOMEM); - - INIT_LIST_HEAD(&roothub_entry->list); - - return roothub_entry; -} - static int usb_phy_roothub_add_phy(struct device *dev, int index, struct list_head *list) { @@ -45,9 +32,11 @@ static int usb_phy_roothub_add_phy(struct device *dev, int index, return PTR_ERR(phy); } - roothub_entry = usb_phy_roothub_alloc(dev); - if (IS_ERR(roothub_entry)) - return PTR_ERR(roothub_entry); + roothub_entry = devm_kzalloc(dev, sizeof(*roothub_entry), GFP_KERNEL); + if (!roothub_entry) + return -ENOMEM; + + INIT_LIST_HEAD(&roothub_entry->list); roothub_entry->phy = phy; @@ -56,28 +45,44 @@ static int usb_phy_roothub_add_phy(struct device *dev, int index, return 0; } -struct usb_phy_roothub *usb_phy_roothub_init(struct device *dev) +struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev) { struct usb_phy_roothub *phy_roothub; - struct usb_phy_roothub *roothub_entry; - struct list_head *head; int i, num_phys, err; + if (!IS_ENABLED(CONFIG_GENERIC_PHY)) + return NULL; + num_phys = of_count_phandle_with_args(dev->of_node, "phys", "#phy-cells"); if (num_phys <= 0) return NULL; - phy_roothub = usb_phy_roothub_alloc(dev); - if (IS_ERR(phy_roothub)) - return phy_roothub; + phy_roothub = devm_kzalloc(dev, sizeof(*phy_roothub), GFP_KERNEL); + if (!phy_roothub) + return ERR_PTR(-ENOMEM); + + INIT_LIST_HEAD(&phy_roothub->list); for (i = 0; i < num_phys; i++) { err = usb_phy_roothub_add_phy(dev, i, &phy_roothub->list); if (err) - goto err_out; + return ERR_PTR(err); } + return phy_roothub; +} +EXPORT_SYMBOL_GPL(usb_phy_roothub_alloc); + +int usb_phy_roothub_init(struct usb_phy_roothub *phy_roothub) +{ + struct usb_phy_roothub *roothub_entry; + struct list_head *head; + int err; + + if (!phy_roothub) + return 0; + head = &phy_roothub->list; list_for_each_entry(roothub_entry, head, list) { @@ -86,14 +91,13 @@ struct usb_phy_roothub *usb_phy_roothub_init(struct device *dev) goto err_exit_phys; } - return phy_roothub; + return 0; err_exit_phys: list_for_each_entry_continue_reverse(roothub_entry, head, list) phy_exit(roothub_entry->phy); -err_out: - return ERR_PTR(err); + return err; } EXPORT_SYMBOL_GPL(usb_phy_roothub_init); @@ -111,7 +115,7 @@ int usb_phy_roothub_exit(struct usb_phy_roothub *phy_roothub) list_for_each_entry(roothub_entry, head, list) { err = phy_exit(roothub_entry->phy); if (err) - ret = ret; + ret = err; } return ret; @@ -156,3 +160,38 @@ void usb_phy_roothub_power_off(struct usb_phy_roothub *phy_roothub) phy_power_off(roothub_entry->phy); } EXPORT_SYMBOL_GPL(usb_phy_roothub_power_off); + +int usb_phy_roothub_suspend(struct device *controller_dev, + struct usb_phy_roothub *phy_roothub) +{ + usb_phy_roothub_power_off(phy_roothub); + + /* keep the PHYs initialized so the device can wake up the system */ + if (device_may_wakeup(controller_dev)) + return 0; + + return usb_phy_roothub_exit(phy_roothub); +} +EXPORT_SYMBOL_GPL(usb_phy_roothub_suspend); + +int usb_phy_roothub_resume(struct device *controller_dev, + struct usb_phy_roothub *phy_roothub) +{ + int err; + + /* if the device can't wake up the system _exit was called */ + if (!device_may_wakeup(controller_dev)) { + err = usb_phy_roothub_init(phy_roothub); + if (err) + return err; + } + + err = usb_phy_roothub_power_on(phy_roothub); + + /* undo _init if _power_on failed */ + if (err && !device_may_wakeup(controller_dev)) + usb_phy_roothub_exit(phy_roothub); + + return err; +} +EXPORT_SYMBOL_GPL(usb_phy_roothub_resume); diff --git a/drivers/usb/core/phy.h b/drivers/usb/core/phy.h index 6fde59bfbff8..88a3c037e9df 100644 --- a/drivers/usb/core/phy.h +++ b/drivers/usb/core/phy.h @@ -1,7 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * USB roothub wrapper + * + * Copyright (C) 2018 Martin Blumenstingl <martin.blumenstingl@googlemail.com> + */ + +#ifndef __USB_CORE_PHY_H_ +#define __USB_CORE_PHY_H_ + +struct device; struct usb_phy_roothub; -struct usb_phy_roothub *usb_phy_roothub_init(struct device *dev); +struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev); + +int usb_phy_roothub_init(struct usb_phy_roothub *phy_roothub); int usb_phy_roothub_exit(struct usb_phy_roothub *phy_roothub); int usb_phy_roothub_power_on(struct usb_phy_roothub *phy_roothub); void usb_phy_roothub_power_off(struct usb_phy_roothub *phy_roothub); + +int usb_phy_roothub_suspend(struct device *controller_dev, + struct usb_phy_roothub *phy_roothub); +int usb_phy_roothub_resume(struct device *controller_dev, + struct usb_phy_roothub *phy_roothub); + +#endif /* __USB_CORE_PHY_H_ */ diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 920f48a49a87..c55def2f1320 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -186,6 +186,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x03f0, 0x0701), .driver_info = USB_QUIRK_STRING_FETCH_255 }, + /* HP v222w 16GB Mini USB Drive */ + { USB_DEVICE(0x03f0, 0x3f40), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Creative SB Audigy 2 NX */ { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME }, diff --git a/drivers/usb/host/xhci-dbgtty.c b/drivers/usb/host/xhci-dbgtty.c index 48779c44c361..eb494ec547e8 100644 --- a/drivers/usb/host/xhci-dbgtty.c +++ b/drivers/usb/host/xhci-dbgtty.c @@ -320,9 +320,11 @@ int xhci_dbc_tty_register_driver(struct xhci_hcd *xhci) void xhci_dbc_tty_unregister_driver(void) { - tty_unregister_driver(dbc_tty_driver); - put_tty_driver(dbc_tty_driver); - dbc_tty_driver = NULL; + if (dbc_tty_driver) { + tty_unregister_driver(dbc_tty_driver); + put_tty_driver(dbc_tty_driver); + dbc_tty_driver = NULL; + } } static void dbc_rx_push(unsigned long _port) diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index f17b7eab66cf..85ffda85f8ab 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -126,7 +126,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->vendor == PCI_VENDOR_ID_AMD && usb_amd_find_chipset_info()) xhci->quirks |= XHCI_AMD_PLL_FIX; - if (pdev->vendor == PCI_VENDOR_ID_AMD && pdev->device == 0x43bb) + if (pdev->vendor == PCI_VENDOR_ID_AMD && + (pdev->device == 0x15e0 || + pdev->device == 0x15e1 || + pdev->device == 0x43bb)) xhci->quirks |= XHCI_SUSPEND_DELAY; if (pdev->vendor == PCI_VENDOR_ID_AMD) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index df327dcc2bac..c1b22fc64e38 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -157,6 +157,7 @@ static int xhci_plat_probe(struct platform_device *pdev) struct resource *res; struct usb_hcd *hcd; struct clk *clk; + struct clk *reg_clk; int ret; int irq; @@ -226,17 +227,27 @@ static int xhci_plat_probe(struct platform_device *pdev) hcd->rsrc_len = resource_size(res); /* - * Not all platforms have a clk so it is not an error if the - * clock does not exists. + * Not all platforms have clks so it is not an error if the + * clock do not exist. */ + reg_clk = devm_clk_get(&pdev->dev, "reg"); + if (!IS_ERR(reg_clk)) { + ret = clk_prepare_enable(reg_clk); + if (ret) + goto put_hcd; + } else if (PTR_ERR(reg_clk) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto put_hcd; + } + clk = devm_clk_get(&pdev->dev, NULL); if (!IS_ERR(clk)) { ret = clk_prepare_enable(clk); if (ret) - goto put_hcd; + goto disable_reg_clk; } else if (PTR_ERR(clk) == -EPROBE_DEFER) { ret = -EPROBE_DEFER; - goto put_hcd; + goto disable_reg_clk; } xhci = hcd_to_xhci(hcd); @@ -252,6 +263,7 @@ static int xhci_plat_probe(struct platform_device *pdev) device_wakeup_enable(hcd->self.controller); xhci->clk = clk; + xhci->reg_clk = reg_clk; xhci->main_hcd = hcd; xhci->shared_hcd = __usb_create_hcd(driver, sysdev, &pdev->dev, dev_name(&pdev->dev), hcd); @@ -320,8 +332,10 @@ put_usb3_hcd: usb_put_hcd(xhci->shared_hcd); disable_clk: - if (!IS_ERR(clk)) - clk_disable_unprepare(clk); + clk_disable_unprepare(clk); + +disable_reg_clk: + clk_disable_unprepare(reg_clk); put_hcd: usb_put_hcd(hcd); @@ -338,6 +352,7 @@ static int xhci_plat_remove(struct platform_device *dev) struct usb_hcd *hcd = platform_get_drvdata(dev); struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct clk *clk = xhci->clk; + struct clk *reg_clk = xhci->reg_clk; xhci->xhc_state |= XHCI_STATE_REMOVING; @@ -347,8 +362,8 @@ static int xhci_plat_remove(struct platform_device *dev) usb_remove_hcd(hcd); usb_put_hcd(xhci->shared_hcd); - if (!IS_ERR(clk)) - clk_disable_unprepare(clk); + clk_disable_unprepare(clk); + clk_disable_unprepare(reg_clk); usb_put_hcd(hcd); pm_runtime_set_suspended(&dev->dev); @@ -420,7 +435,6 @@ MODULE_DEVICE_TABLE(acpi, usb_xhci_acpi_match); static struct platform_driver usb_xhci_driver = { .probe = xhci_plat_probe, .remove = xhci_plat_remove, - .shutdown = usb_hcd_platform_shutdown, .driver = { .name = "xhci-hcd", .pm = &xhci_plat_pm_ops, diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 05c909b04f14..6dfc4867dbcf 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1729,8 +1729,9 @@ struct xhci_hcd { int page_shift; /* msi-x vectors */ int msix_count; - /* optional clock */ + /* optional clocks */ struct clk *clk; + struct clk *reg_clk; /* data structures */ struct xhci_device_context_array *dcbaa; struct xhci_ring *cmd_ring; diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index 05a679d5e3a2..6a60bc0490c5 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -451,7 +451,6 @@ static int dsps_musb_init(struct musb *musb) if (!rev) return -ENODEV; - usb_phy_init(musb->xceiv); if (IS_ERR(musb->phy)) { musb->phy = NULL; } else { @@ -501,7 +500,6 @@ static int dsps_musb_exit(struct musb *musb) struct dsps_glue *glue = dev_get_drvdata(dev->parent); del_timer_sync(&musb->dev_timer); - usb_phy_shutdown(musb->xceiv); phy_power_off(musb->phy); phy_exit(musb->phy); debugfs_remove_recursive(glue->dbgfs_root); diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 3a8451a15f7f..4fa372c845e1 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -2754,6 +2754,7 @@ int musb_host_setup(struct musb *musb, int power_budget) hcd->self.otg_port = 1; musb->xceiv->otg->host = &hcd->self; hcd->power_budget = 2 * (power_budget ? : 250); + hcd->skip_phy_initialization = 1; ret = usb_add_hcd(hcd, 0, 0); if (ret < 0) diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig index a646820f5a78..533f127c30ad 100644 --- a/drivers/usb/serial/Kconfig +++ b/drivers/usb/serial/Kconfig @@ -62,6 +62,7 @@ config USB_SERIAL_SIMPLE - Fundamental Software dongle. - Google USB serial devices - HP4x calculators + - Libtransistor USB console - a number of Motorola phones - Motorola Tetra devices - Novatel Wireless GPS receivers diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index de1e759dd512..eb6c26cbe579 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -214,6 +214,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */ { USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */ { USB_DEVICE(0x3195, 0xF281) }, /* Link Instruments MSO-28 */ + { USB_DEVICE(0x3923, 0x7A0B) }, /* National Instruments USB Serial Console */ { USB_DEVICE(0x413C, 0x9500) }, /* DW700 GPS USB interface */ { } /* Terminating Entry */ }; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 87202ad5a50d..7ea221d42dba 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1898,7 +1898,8 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial) return ftdi_jtag_probe(serial); if (udev->product && - (!strcmp(udev->product, "BeagleBone/XDS100V2") || + (!strcmp(udev->product, "Arrow USB Blaster") || + !strcmp(udev->product, "BeagleBone/XDS100V2") || !strcmp(udev->product, "SNAP Connect E10"))) return ftdi_jtag_probe(serial); diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index 4ef79e29cb26..40864c2bd9dc 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -63,6 +63,11 @@ DEVICE(flashloader, FLASHLOADER_IDS); 0x01) } DEVICE(google, GOOGLE_IDS); +/* Libtransistor USB console */ +#define LIBTRANSISTOR_IDS() \ + { USB_DEVICE(0x1209, 0x8b00) } +DEVICE(libtransistor, LIBTRANSISTOR_IDS); + /* ViVOpay USB Serial Driver */ #define VIVOPAY_IDS() \ { USB_DEVICE(0x1d5f, 0x1004) } /* ViVOpay 8800 */ @@ -110,6 +115,7 @@ static struct usb_serial_driver * const serial_drivers[] = { &funsoft_device, &flashloader_device, &google_device, + &libtransistor_device, &vivopay_device, &moto_modem_device, &motorola_tetra_device, @@ -126,6 +132,7 @@ static const struct usb_device_id id_table[] = { FUNSOFT_IDS(), FLASHLOADER_IDS(), GOOGLE_IDS(), + LIBTRANSISTOR_IDS(), VIVOPAY_IDS(), MOTO_IDS(), MOTOROLA_TETRA_IDS(), diff --git a/drivers/usb/typec/ucsi/Makefile b/drivers/usb/typec/ucsi/Makefile index b57891c1fd31..7afbea512207 100644 --- a/drivers/usb/typec/ucsi/Makefile +++ b/drivers/usb/typec/ucsi/Makefile @@ -5,6 +5,6 @@ obj-$(CONFIG_TYPEC_UCSI) += typec_ucsi.o typec_ucsi-y := ucsi.o -typec_ucsi-$(CONFIG_FTRACE) += trace.o +typec_ucsi-$(CONFIG_TRACING) += trace.o obj-$(CONFIG_UCSI_ACPI) += ucsi_acpi.o diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index bf0977fbd100..bd5cca5632b3 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -28,7 +28,7 @@ * difficult to estimate the time it takes for the system to process the command * before it is actually passed to the PPM. */ -#define UCSI_TIMEOUT_MS 1000 +#define UCSI_TIMEOUT_MS 5000 /* * UCSI_SWAP_TIMEOUT_MS - Timeout for role swap requests diff --git a/drivers/usb/usbip/stub_main.c b/drivers/usb/usbip/stub_main.c index c31c8402a0c5..d41d0cdeec0f 100644 --- a/drivers/usb/usbip/stub_main.c +++ b/drivers/usb/usbip/stub_main.c @@ -186,7 +186,12 @@ static ssize_t rebind_store(struct device_driver *dev, const char *buf, if (!bid) return -ENODEV; + /* device_attach() callers should hold parent lock for USB */ + if (bid->udev->dev.parent) + device_lock(bid->udev->dev.parent); ret = device_attach(&bid->udev->dev); + if (bid->udev->dev.parent) + device_unlock(bid->udev->dev.parent); if (ret < 0) { dev_err(&bid->udev->dev, "rebind failed\n"); return ret; diff --git a/drivers/usb/usbip/usbip_common.h b/drivers/usb/usbip/usbip_common.h index 473fb8a87289..bf8afe9b5883 100644 --- a/drivers/usb/usbip/usbip_common.h +++ b/drivers/usb/usbip/usbip_common.h @@ -243,7 +243,7 @@ enum usbip_side { #define VUDC_EVENT_ERROR_USB (USBIP_EH_SHUTDOWN | USBIP_EH_UNUSABLE) #define VUDC_EVENT_ERROR_MALLOC (USBIP_EH_SHUTDOWN | USBIP_EH_UNUSABLE) -#define VDEV_EVENT_REMOVED (USBIP_EH_SHUTDOWN | USBIP_EH_BYE) +#define VDEV_EVENT_REMOVED (USBIP_EH_SHUTDOWN | USBIP_EH_RESET | USBIP_EH_BYE) #define VDEV_EVENT_DOWN (USBIP_EH_SHUTDOWN | USBIP_EH_RESET) #define VDEV_EVENT_ERROR_TCP (USBIP_EH_SHUTDOWN | USBIP_EH_RESET) #define VDEV_EVENT_ERROR_MALLOC (USBIP_EH_SHUTDOWN | USBIP_EH_UNUSABLE) diff --git a/drivers/usb/usbip/usbip_event.c b/drivers/usb/usbip/usbip_event.c index 5b4c0864ad92..5d88917c9631 100644 --- a/drivers/usb/usbip/usbip_event.c +++ b/drivers/usb/usbip/usbip_event.c @@ -91,10 +91,6 @@ static void event_handler(struct work_struct *work) unset_event(ud, USBIP_EH_UNUSABLE); } - /* Stop the error handler. */ - if (ud->event & USBIP_EH_BYE) - usbip_dbg_eh("removed %p\n", ud); - wake_up(&ud->eh_waitq); } } diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c index 20e3d4609583..d11f3f8dad40 100644 --- a/drivers/usb/usbip/vhci_hcd.c +++ b/drivers/usb/usbip/vhci_hcd.c @@ -354,6 +354,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, usbip_dbg_vhci_rh(" ClearHubFeature\n"); break; case ClearPortFeature: + if (rhport < 0) + goto error; switch (wValue) { case USB_PORT_FEAT_SUSPEND: if (hcd->speed == HCD_USB3) { @@ -511,11 +513,16 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, goto error; } + if (rhport < 0) + goto error; + vhci_hcd->port_status[rhport] |= USB_PORT_STAT_SUSPEND; break; case USB_PORT_FEAT_POWER: usbip_dbg_vhci_rh( " SetPortFeature: USB_PORT_FEAT_POWER\n"); + if (rhport < 0) + goto error; if (hcd->speed == HCD_USB3) vhci_hcd->port_status[rhport] |= USB_SS_PORT_STAT_POWER; else @@ -524,6 +531,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, case USB_PORT_FEAT_BH_PORT_RESET: usbip_dbg_vhci_rh( " SetPortFeature: USB_PORT_FEAT_BH_PORT_RESET\n"); + if (rhport < 0) + goto error; /* Applicable only for USB3.0 hub */ if (hcd->speed != HCD_USB3) { pr_err("USB_PORT_FEAT_BH_PORT_RESET req not " @@ -534,6 +543,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, case USB_PORT_FEAT_RESET: usbip_dbg_vhci_rh( " SetPortFeature: USB_PORT_FEAT_RESET\n"); + if (rhport < 0) + goto error; /* if it's already enabled, disable */ if (hcd->speed == HCD_USB3) { vhci_hcd->port_status[rhport] = 0; @@ -554,6 +565,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, default: usbip_dbg_vhci_rh(" SetPortFeature: default %d\n", wValue); + if (rhport < 0) + goto error; if (hcd->speed == HCD_USB3) { if ((vhci_hcd->port_status[rhport] & USB_SS_PORT_STAT_POWER) != 0) { |