[PATCH] USB: usbtest, talk to user mode "firmware"

Supports some user-mode testing "firmware".

drivers/usb/misc/usbtest.c

@@ -1349,6 +1349,13 @@ static struct usbtest_info fw_info = {
 	.alt		= 0,
 };
 
+static struct usbtest_info um_info = {
+	.name		= "user mode test driver",
+	.ep_in		= 7,
+	.ep_out		= 3,
+	.alt		= -1,
+};
+
 #ifdef IBOT2
 /* this is a nice source of high speed bulk data;
  * uses an FX2, with firmware provided in the device
@@ -1414,6 +1421,11 @@ static struct usb_device_id id_table [] = {
 		.driver_info = (unsigned long) &fw_info,
 		},
 
+	/* so does a user-mode variant */
+	{ USB_DEVICE (0x0525, 0xa4a4),
+		.driver_info = (unsigned long) &um_info,
+		},
+
 #ifdef KEYSPAN_19Qi
 	/* Keyspan 19qi uses an21xx (original EZ-USB) */
 	// this does not coexist with the real Keyspan 19qi driver!