Commit a4b7d3bb authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6:
  usb: Increase timeout value for device reset
  USB: put claimed interfaces in the "suspended" state
  USB: EHCI: defer reclamation of siTDs
  USB: fix remote wakeup settings during system sleep
  USB: pl2303: add AdLink ND-6530 USB IDs
  USB: Add id for HP ev2210 a.k.a Sierra MC5725 miniPCI-e Cell Modem.
  USB: OHCI: DA8xx/OMAP-L1x: fix up macro rename
  USB: qcaux: add LG Rumor and Sanyo Katana LX device IDs
  usb: wusb: don't overflow the Keep Alive IE buffer
  USB: ehci: omap: fix kernel panic with rmmod
  USB: fixed bug in usbsevseg using USB autosuspend incorrectly
  USB: ti_usb_3410_5052: adding multitech dialup fax/modem devices
parents a2340be0 6307e096

drivers/usb/core/driver.c

+42 −7
Original line number Diff line number Diff line
@@ -301,7 +301,7 @@ static int usb_probe_interface(struct device *dev) 


	intf->condition = USB_INTERFACE_BINDING;



	/* Bound interfaces are initially active.  They are

	/* Probed interfaces are initially active.  They are

	 * runtime-PM-enabled only if the driver has autosuspend support.

	 * They are sensitive to their children's power states.

	 */
@@ -437,11 +437,11 @@ int usb_driver_claim_interface(struct usb_driver *driver, 


	iface->condition = USB_INTERFACE_BOUND;



	/* Bound interfaces are initially active.  They are

	/* Claimed interfaces are initially inactive (suspended).  They are

	 * runtime-PM-enabled only if the driver has autosuspend support.

	 * They are sensitive to their children's power states.

	 */

	pm_runtime_set_active(dev);

	pm_runtime_set_suspended(dev);

	pm_suspend_ignore_children(dev, false);

	if (driver->supports_autosuspend)

		pm_runtime_enable(dev);
@@ -1170,7 +1170,7 @@ done: 
static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)

{

	int			status = 0;

	int			i = 0;

	int			i = 0, n = 0;

	struct usb_interface	*intf;



	if (udev->state == USB_STATE_NOTATTACHED ||
@@ -1179,7 +1179,8 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) 


	/* Suspend all the interfaces and then udev itself */

	if (udev->actconfig) {

		for (; i < udev->actconfig->desc.bNumInterfaces; i++) {

		n = udev->actconfig->desc.bNumInterfaces;

		for (i = n - 1; i >= 0; --i) {

			intf = udev->actconfig->interface[i];

			status = usb_suspend_interface(udev, intf, msg);

			if (status != 0)
@@ -1192,7 +1193,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) 
	/* If the suspend failed, resume interfaces that did get suspended */

	if (status != 0) {

		msg.event ^= (PM_EVENT_SUSPEND | PM_EVENT_RESUME);

		while (--i >= 0) {

		while (++i < n) {

			intf = udev->actconfig->interface[i];

			usb_resume_interface(udev, intf, msg, 0);

		}
@@ -1263,13 +1264,47 @@ static int usb_resume_both(struct usb_device *udev, pm_message_t msg) 
	return status;

}



static void choose_wakeup(struct usb_device *udev, pm_message_t msg)

{

	int			w, i;

	struct usb_interface	*intf;



	/* Remote wakeup is needed only when we actually go to sleep.

	 * For things like FREEZE and QUIESCE, if the device is already

	 * autosuspended then its current wakeup setting is okay.

	 */

	if (msg.event == PM_EVENT_FREEZE || msg.event == PM_EVENT_QUIESCE) {

		if (udev->state != USB_STATE_SUSPENDED)

			udev->do_remote_wakeup = 0;

		return;

	}



	/* If remote wakeup is permitted, see whether any interface drivers

	 * actually want it.

	 */

	w = 0;

	if (device_may_wakeup(&udev->dev) && udev->actconfig) {

		for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {

			intf = udev->actconfig->interface[i];

			w |= intf->needs_remote_wakeup;

		}

	}



	/* If the device is autosuspended with the wrong wakeup setting,

	 * autoresume now so the setting can be changed.

	 */

	if (udev->state == USB_STATE_SUSPENDED && w != udev->do_remote_wakeup)

		pm_runtime_resume(&udev->dev);

	udev->do_remote_wakeup = w;

}



/* The device lock is held by the PM core */

int usb_suspend(struct device *dev, pm_message_t msg)

{

	struct usb_device	*udev = to_usb_device(dev);



	do_unbind_rebind(udev, DO_UNBIND);

	udev->do_remote_wakeup = device_may_wakeup(&udev->dev);

	choose_wakeup(udev, msg);

	return usb_suspend_both(udev, msg);

}

drivers/usb/host/ehci-hcd.c

+1 −0
Original line number Diff line number Diff line
@@ -543,6 +543,7 @@ static int ehci_init(struct usb_hcd *hcd) 
	 */

	ehci->periodic_size = DEFAULT_I_TDPS;

	INIT_LIST_HEAD(&ehci->cached_itd_list);

	INIT_LIST_HEAD(&ehci->cached_sitd_list);

	if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0)

		return retval;

drivers/usb/host/ehci-hub.c

+1 −1
Original line number Diff line number Diff line
@@ -801,7 +801,7 @@ static int ehci_hub_control ( 
			 * this bit; seems too long to spin routinely...

			 */

			retval = handshake(ehci, status_reg,

					PORT_RESET, 0, 750);

					PORT_RESET, 0, 1000);

			if (retval != 0) {

				ehci_err (ehci, "port %d reset error %d\n",

					wIndex + 1, retval);

drivers/usb/host/ehci-mem.c

+1 −1
Original line number Diff line number Diff line
@@ -136,7 +136,7 @@ static inline void qh_put (struct ehci_qh *qh) 


static void ehci_mem_cleanup (struct ehci_hcd *ehci)

{

	free_cached_itd_list(ehci);

	free_cached_lists(ehci);

	if (ehci->async)

		qh_put (ehci->async);

	ehci->async = NULL;

drivers/usb/host/ehci-omap.c

+4 −2
Original line number Diff line number Diff line
@@ -629,12 +629,14 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev) 
		}

		snprintf(supply, sizeof(supply), "hsusb%d", i);

		omap->regulator[i] = regulator_get(omap->dev, supply);

		if (IS_ERR(omap->regulator[i]))

		if (IS_ERR(omap->regulator[i])) {

			omap->regulator[i] = NULL;

			dev_dbg(&pdev->dev,

			"failed to get ehci port%d regulator\n", i);

		else

		} else {

			regulator_enable(omap->regulator[i]);

		}

	}



	ret = omap_start_ehc(omap, hcd);

	if (ret) {

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