diff --git a/include/linux/compat.h b/include/linux/compat.h
index 6eac17f..6ff3915 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -326,6 +326,7 @@
 
 #define IRQ_NONE 0
 #define IRQ_HANDLED 1
+#define IRQ_WAKE_THREAD 2
 
 #define dev_set_drvdata(dev, data) do {} while (0)