diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 85682d9..8e8c392 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1107,6 +1107,8 @@
 	/** \name Context support */
 	/*@{ */
 	bool irq_enabled;		/**< True if irq handler is enabled */
+	int irq;
+
 	__volatile__ long context_flag;	/**< Context swapping flag */
 	int last_context;		/**< Last current context */
 	/*@} */