1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 3d87defcc527..2511469a9904 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -148,6 +148,7 @@ struct usb_os_desc_table {
  * @disable: (REQUIRED) Indicates the function should be disabled.  Reasons
  *      include host resetting or reconfiguring the gadget, and disconnection.
  * @setup: Used for interface-specific control requests.
+ * @req_match: Tests if a given class request can be handled by this function.
  * @suspend: Notifies functions when the host stops sending USB traffic.
  * @resume: Notifies functions when the host restarts USB traffic.
  * @get_status: Returns function status as a reply to
@@ -213,6 +214,8 @@ struct usb_function {
         void                    (*disable)(struct usb_function *);
         int                     (*setup)(struct usb_function *,
                                         const struct usb_ctrlrequest *);
+        bool                    (*req_match)(struct usb_function *,
+                                        const struct usb_ctrlrequest *);
         void                    (*suspend)(struct usb_function *);
         void                    (*resume)(struct usb_function *);