-static void edge_interrupt_callback (struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_in_callback (struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_data_callback (struct urb *urb, struct pt_regs *regs);
-static void edge_bulk_out_cmd_callback (struct urb *urb, struct pt_regs *regs);
+static void edge_interrupt_callback (struct urb *urb);
+static void edge_bulk_in_callback (struct urb *urb);
+static void edge_bulk_out_data_callback (struct urb *urb);
+static void edge_bulk_out_cmd_callback (struct urb *urb);