--- a/include/uapi/linux/atm.h
+++ b/include/uapi/linux/atm.h
@@ -154,6 +154,9 @@
 	unsigned int adtf      :10;     /* ACR Decrease Time Factor (10-bit) */
 	unsigned int cdf       :3;      /* Cutoff Decrease Factor (3-bit) */
         unsigned int spare     :9;      /* spare bits */ 
+	int		scr;		/* sustained rate in cells per second */
+	int		mbs;		/* maximum burst size (MBS) in cells */
+	int		cdv;		/* Cell delay varition */
 };
 
 struct atm_qos {