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-rw-r--r--include/g_dnl.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/g_dnl.h b/include/g_dnl.h
index 8f813c2..1b1b35e 100644
--- a/include/g_dnl.h
+++ b/include/g_dnl.h
@@ -10,7 +10,31 @@
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
+#include <linux/usb/composite.h>
+#include <linker_lists.h>
+
+/*
+ * @usb_fname: unescaped USB function name
+ * @callback_ptr: bind callback, one per function name
+ */
+#define DECLARE_GADGET_BIND_CALLBACK(usb_fname, callback_ptr) \
+ ll_entry_declare(struct g_dnl_bind_callback, \
+ __usb_function_name_##usb_fname, \
+ g_dnl_bind_callbacks) = { \
+ .usb_function_name = #usb_fname, \
+ .fptr = callback_ptr \
+ }
+
+typedef int (*g_dnl_bind_callback_f)(struct usb_configuration *);
+
+/* used in Gadget downloader callback linker list */
+struct g_dnl_bind_callback {
+ const char *usb_function_name;
+ g_dnl_bind_callback_f fptr;
+};
+
int g_dnl_bind_fixup(struct usb_device_descriptor *, const char *);
+int g_dnl_board_usb_cable_connected(void);
int g_dnl_register(const char *s);
void g_dnl_unregister(void);
void g_dnl_set_serialnumber(char *);