Merge tag 'usb-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB patches from Greg Kroah-Hartman:
 "Here's the big USB merge for 3.9-rc1

  Nothing major, lots of gadget fixes, and of course, xhci stuff.

  All of this has been in linux-next for a while, with the exception of
  the last 3 patches, which were reverts of patches in the tree that
  caused problems, they went in yesterday."

* tag 'usb-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (190 commits)
  Revert "USB: EHCI: make ehci-vt8500 a separate driver"
  Revert "USB: EHCI: make ehci-orion a separate driver"
  Revert "USB: update host controller Kconfig entries"
  USB: update host controller Kconfig entries
  USB: EHCI: make ehci-orion a separate driver
  USB: EHCI: make ehci-vt8500 a separate driver
  USB: usb-storage: unusual_devs update for Super TOP SATA bridge
  USB: ehci-omap: Fix autoloading of module
  USB: ehci-omap: Don't free gpios that we didn't request
  USB: option: add Huawei "ACM" devices using protocol = vendor
  USB: serial: fix null-pointer dereferences on disconnect
  USB: option: add Yota / Megafon M100-1 4g modem
  drivers/usb: add missing GENERIC_HARDIRQS dependencies
  USB: storage: properly handle the endian issues of idProduct
  testusb: remove all mentions of 'usbfs'
  usb: gadget: imx_udc: make it depend on BROKEN
  usb: omap_control_usb: fix compile warning
  ARM: OMAP: USB: Add phy binding information
  ARM: OMAP2: MUSB: Specify omap4 has mailbox
  ARM: OMAP: devices: create device for usb part of control module
  ...

1 files changed, 12 insertions, 1 deletions

diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 268148de9714..8b4ca1cb450a 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -13,6 +13,12 @@
 
 /*-------------------------------------------------------------------------*/
 
+static int override_alt = -1;
+module_param_named(alt, override_alt, int, 0644);
+MODULE_PARM_DESC(alt, ">= 0 to override altsetting selection");
+
+/*-------------------------------------------------------------------------*/
+
 /* FIXME make these public somewhere; usbdevfs.h? */
 struct usbtest_param {
 	/* inputs */
@@ -103,6 +109,10 @@ get_endpoints(struct usbtest_dev *dev, struct usb_interface *intf)
 		iso_in = iso_out = NULL;
 		alt = intf->altsetting + tmp;
 
+		if (override_alt >= 0 &&
+				override_alt != alt->desc.bAlternateSetting)
+			continue;
+
 		/* take the first altsetting with in-bulk + out-bulk;
 		 * ignore other endpoints and altsettings.
 		 */
@@ -144,6 +154,7 @@ try_iso:
 
 found:
 	udev = testdev_to_usbdev(dev);
+	dev->info->alt = alt->desc.bAlternateSetting;
 	if (alt->desc.bAlternateSetting != 0) {
 		tmp = usb_set_interface(udev,
 				alt->desc.bInterfaceNumber,
@@ -2280,7 +2291,7 @@ usbtest_probe(struct usb_interface *intf, const struct usb_device_id *id)
 			wtest = " intr-out";
 		}
 	} else {
-		if (info->autoconf) {
+		if (override_alt >= 0 || info->autoconf) {
 			int status;
 
 			status = get_endpoints(dev, intf);