usb stack code police, fix some warnings and set svn keywords correctly

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14761 a1c6a512-1295-4272-9138-f99709370657

firmware/usbstack/controller.h

@@ -20,6 +20,26 @@
 #ifndef _USBSTACK_CONTROLLER_H_
 #define _USBSTACK_CONTROLLER_H_
 
+/*
+ * stack datatypes
+ */
+struct usb_response {
+    void* buf;
+    uint32_t length;
+};
+
+struct usb_ep {
+    const char name[15];
+    uint8_t type;
+    uint32_t ep_num;    /* which endpoint? */
+    uint32_t pipe_num;  /* which pipe? */
+    uint32_t maxpacket;
+    bool claimed;
+
+    struct usb_endpoint_descriptor *desc;
+    struct list_head list;
+};
+
 struct usb_controller {
     const char* name;
     enum usb_controller_type type;