--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -750,6 +750,14 @@ enum rt2x00_capability_flags {
 };
 
 /*
+ * Interface combinations
+ */
+enum {
+	IF_COMB_AP = 0,
+	NUM_IF_COMB,
+};
+
+/*
  * rt2x00 device structure.
  */
 struct rt2x00_dev {
@@ -876,6 +884,12 @@ struct rt2x00_dev {
 	unsigned int intf_beaconing;
 
 	/*
+	 * Interface combinations
+	 */
+	struct ieee80211_iface_limit if_limits_ap;
+	struct ieee80211_iface_combination if_combinations[NUM_IF_COMB];
+
+	/*
 	 * Link quality
 	 */
 	struct link link;
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -1146,6 +1146,34 @@ void rt2x00lib_stop(struct rt2x00_dev *r
 	rt2x00dev->intf_associated = 0;
 }
 
+static inline void rt2x00lib_set_if_combinations(struct rt2x00_dev *rt2x00dev)
+{
+	struct ieee80211_iface_limit *if_limit;
+	struct ieee80211_iface_combination *if_combination;
+
+	/*
+	 * Build up AP interface limits structure.
+	 */
+	if_limit = &rt2x00dev->if_limits_ap;
+	if_limit->max = rt2x00dev->ops->max_ap_intf;
+	if_limit->types = BIT(NL80211_IFTYPE_AP);
+
+	/*
+	 * Build up AP interface combinations structure.
+	 */
+	if_combination = &rt2x00dev->if_combinations[IF_COMB_AP];
+	if_combination->limits = if_limit;
+	if_combination->n_limits = 1;
+	if_combination->max_interfaces = if_limit->max;
+	if_combination->num_different_channels = 1;
+
+	/*
+	 * Finally, specify the possible combinations to mac80211.
+	 */
+	rt2x00dev->hw->wiphy->iface_combinations = rt2x00dev->if_combinations;
+	rt2x00dev->hw->wiphy->n_iface_combinations = 1;
+}
+
 /*
  * driver allocation handlers.
  */
@@ -1165,6 +1193,11 @@ int rt2x00lib_probe_dev(struct rt2x00_de
 		}
 	}
 
+	/*
+	 * Set possible interface combinations.
+	 */
+	rt2x00lib_set_if_combinations(rt2x00dev);
+
 	spin_lock_init(&rt2x00dev->irqmask_lock);
 	mutex_init(&rt2x00dev->csr_mutex);
 
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -243,10 +243,9 @@ int rt2x00mac_add_interface(struct ieee8
 			return -ENOBUFS;
 
 		/*
-		 * Check if we exceeded the maximum amount
-		 * of supported interfaces.
+		 * We don't support multiple STA interfaces.
 		 */
-		if (rt2x00dev->intf_sta_count >= rt2x00dev->ops->max_sta_intf)
+		if (rt2x00dev->intf_sta_count)
 			return -ENOBUFS;
 
 		break;