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authorBrian Norris <computersforpeace@gmail.com>2014-08-19 11:57:23 -0700
committerBrian Norris <computersforpeace@gmail.com>2014-08-19 11:57:23 -0700
commit5b49ab3e03f68eb49db4bce6290e5707b7f6c6f3 (patch)
tree090c7c069bc6c0f2b368ed8d0af861c275525411 /include/linux/usb/composite.h
parentb25046b1e5e3f1423434da77ccc859f2f779d1ce (diff)
parent54ea17a597b00e46b3720e75dd7595cd5dfa5670 (diff)
Merge l2-mtd/next into l2-mtd/master
Diffstat (limited to 'include/linux/usb/composite.h')
-rw-r--r--include/linux/usb/composite.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 7373203140e7..c330f5ef42cf 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -386,6 +386,21 @@ struct usb_composite_driver {
extern int usb_composite_probe(struct usb_composite_driver *driver);
extern void usb_composite_unregister(struct usb_composite_driver *driver);
+
+/**
+ * module_usb_composite_driver() - Helper macro for registering a USB gadget
+ * composite driver
+ * @__usb_composite_driver: usb_composite_driver struct
+ *
+ * Helper macro for USB gadget composite drivers which do not do anything
+ * special in module init/exit. This eliminates a lot of boilerplate. Each
+ * module may only use this macro once, and calling it replaces module_init()
+ * and module_exit()
+ */
+#define module_usb_composite_driver(__usb_composite_driver) \
+ module_driver(__usb_composite_driver, usb_composite_probe, \
+ usb_composite_unregister)
+
extern void usb_composite_setup_continue(struct usb_composite_dev *cdev);
extern int composite_dev_prepare(struct usb_composite_driver *composite,
struct usb_composite_dev *cdev);