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Commit 7e55f81e authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'usb-3.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb 

Pull USB fixes from Greg KH:
 "Here are a number of tiny USB fixes and new device ids for 3.15-rc2.
  Nothing major, just issues some people have reported.

  All of these have been in linux-next"

* tag 'usb-3.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  uas: fix deadlocky memory allocations
  uas: fix error handling during scsi_scan()
  uas: fix GFP_NOIO under spinlock
  uwb: adds missing error handling
  USB: cdc-acm: Remove Motorola/Telit H24 serial interfaces from ACM driver
  USB: ohci-jz4740: FEAT_POWER is a port feature, not a hub feature
  USB: ohci-jz4740: Fix uninitialized variable warning
  USB: EHCI: tegra: set txfill_tuning
  usb: ehci-platform: Return immediately from suspend if ehci_suspend fails
  usb: ehci-exynos: Return immediately from suspend if ehci_suspend fails
  USB: fix crash during hotplug of PCI USB controller card
  USB: cdc-acm: fix double usb_autopm_put_interface() in acm_port_activate()
  usb: usb-common: fix typo for usb_state_string
  USB: usb_wwan: fix handling of missing bulk endpoints
  USB: pl2303: add ids for Hewlett-Packard HP POS pole displays
  USB: cp210x: Add 8281 (Nanotec Plug & Drive)
  usb: option driver, add support for Telit UE910v2
  Revert "USB: serial: add usbid for dell wwan card to sierra.c"
  USB: serial: ftdi_sio: add id for Brainboxes serial cards
parents ea2388f2 94d72f00

drivers/usb/class/cdc-acm.c

+25 −9
Original line number Diff line number Diff line
@@ -518,13 +518,16 @@ static int acm_port_activate(struct tty_port *port, struct tty_struct *tty) 
	if (usb_submit_urb(acm->ctrlurb, GFP_KERNEL)) {

		dev_err(&acm->control->dev,

			"%s - usb_submit_urb(ctrl irq) failed\n", __func__);

		usb_autopm_put_interface(acm->control);

		goto error_submit_urb;

	}



	acm->ctrlout = ACM_CTRL_DTR | ACM_CTRL_RTS;

	if (acm_set_control(acm, acm->ctrlout) < 0 &&

	    (acm->ctrl_caps & USB_CDC_CAP_LINE))

	    (acm->ctrl_caps & USB_CDC_CAP_LINE)) {

		usb_autopm_put_interface(acm->control);

		goto error_set_control;

	}



	usb_autopm_put_interface(acm->control);
@@ -549,7 +552,6 @@ error_submit_read_urbs: 
error_set_control:

	usb_kill_urb(acm->ctrlurb);

error_submit_urb:

	usb_autopm_put_interface(acm->control);

error_get_interface:

disconnected:

	mutex_unlock(&acm->mutex);
@@ -1652,13 +1654,27 @@ static const struct usb_device_id acm_ids[] = { 
	},

	/* Motorola H24 HSPA module: */

	{ USB_DEVICE(0x22b8, 0x2d91) }, /* modem                                */

	{ USB_DEVICE(0x22b8, 0x2d92) }, /* modem           + diagnostics        */

	{ USB_DEVICE(0x22b8, 0x2d93) }, /* modem + AT port                      */

	{ USB_DEVICE(0x22b8, 0x2d95) }, /* modem + AT port + diagnostics        */

	{ USB_DEVICE(0x22b8, 0x2d96) }, /* modem                         + NMEA */

	{ USB_DEVICE(0x22b8, 0x2d97) }, /* modem           + diagnostics + NMEA */

	{ USB_DEVICE(0x22b8, 0x2d99) }, /* modem + AT port               + NMEA */

	{ USB_DEVICE(0x22b8, 0x2d9a) }, /* modem + AT port + diagnostics + NMEA */

	{ USB_DEVICE(0x22b8, 0x2d92),   /* modem           + diagnostics        */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d93),   /* modem + AT port                      */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d95),   /* modem + AT port + diagnostics        */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d96),   /* modem                         + NMEA */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d97),   /* modem           + diagnostics + NMEA */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d99),   /* modem + AT port               + NMEA */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},

	{ USB_DEVICE(0x22b8, 0x2d9a),   /* modem + AT port + diagnostics + NMEA */

	.driver_info = NO_UNION_NORMAL, /* handle only modem interface          */

	},



	{ USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */

	.driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on

drivers/usb/core/hcd-pci.c

+1 −1
Original line number Diff line number Diff line
@@ -75,7 +75,7 @@ static void for_each_companion(struct pci_dev *pdev, struct usb_hcd *hcd, 
				PCI_SLOT(companion->devfn) != slot)

			continue;

		companion_hcd = pci_get_drvdata(companion);

		if (!companion_hcd)

		if (!companion_hcd || !companion_hcd->self.root_hub)

			continue;

		fn(pdev, hcd, companion, companion_hcd);

	}

drivers/usb/host/ehci-exynos.c

+2 −0
Original line number Diff line number Diff line
@@ -212,6 +212,8 @@ static int exynos_ehci_suspend(struct device *dev) 
	int rc;



	rc = ehci_suspend(hcd, do_wakeup);

	if (rc)

		return rc;



	if (exynos_ehci->otg)

		exynos_ehci->otg->set_host(exynos_ehci->otg, &hcd->self);

drivers/usb/host/ehci-platform.c

+2 −0
Original line number Diff line number Diff line
@@ -303,6 +303,8 @@ static int ehci_platform_suspend(struct device *dev) 
	int ret;



	ret = ehci_suspend(hcd, do_wakeup);

	if (ret)

		return ret;



	if (pdata->power_suspend)

		pdata->power_suspend(pdev);

drivers/usb/host/ehci-tegra.c

+23 −0
Original line number Diff line number Diff line
@@ -509,8 +509,31 @@ static struct platform_driver tegra_ehci_driver = { 
	}

};



static int tegra_ehci_reset(struct usb_hcd *hcd)

{

	struct ehci_hcd *ehci = hcd_to_ehci(hcd);

	int retval;

	int txfifothresh;



	retval = ehci_setup(hcd);

	if (retval)

		return retval;



	/*

	 * We should really pull this value out of tegra_ehci_soc_config, but

	 * to avoid needing access to it, make use of the fact that Tegra20 is

	 * the only one so far that needs a value of 10, and Tegra20 is the

	 * only one which doesn't set has_hostpc.

	 */

	txfifothresh = ehci->has_hostpc ? 0x10 : 10;

	ehci_writel(ehci, txfifothresh << 16, &ehci->regs->txfill_tuning);



	return 0;

}



static const struct ehci_driver_overrides tegra_overrides __initconst = {

	.extra_priv_size	= sizeof(struct tegra_ehci_hcd),

	.reset			= tegra_ehci_reset,

};



static int __init ehci_tegra_init(void)