diff --git a/sys/dev/rtwn/if_rtwn.c b/sys/dev/rtwn/if_rtwn.c
--- a/sys/dev/rtwn/if_rtwn.c
+++ b/sys/dev/rtwn/if_rtwn.c
@@ -1724,6 +1724,7 @@
 
 	un->id = RTWN_MACID_UNDEFINED;
 	un->avg_pwdb = -1;
+	un->current_ra_level = RTWN_RA_LEVEL_OFF;
 
 	return &un->ni;
 }
diff --git a/sys/dev/rtwn/if_rtwnvar.h b/sys/dev/rtwn/if_rtwnvar.h
--- a/sys/dev/rtwn/if_rtwnvar.h
+++ b/sys/dev/rtwn/if_rtwnvar.h
@@ -95,12 +95,22 @@
 };
 #define RTWN_CMDQ_SIZE		16
 
+enum rtwn_ra_level {
+	RTWN_RA_LEVEL_OFF = 0,
+	RTWN_RA_LEVEL_LOW = 1,
+	RTWN_RA_LEVEL_MED = 2,
+	RTWN_RA_LEVEL_HI = 3,
+};
+
 struct rtwn_node {
 	struct ieee80211_node	ni;	/* must be the first */
 	int			id;
 
 	struct rtwn_tx_phystat	last_physt;
 	int			avg_pwdb;
+	enum rtwn_ra_level	current_ra_level;
+	uint32_t		rate_mask;
+	uint32_t		ht_rate_mask;
 };
 #define RTWN_NODE(ni)		((struct rtwn_node *)(ni))