mac80211: add driver RSSI threshold events

[pandora-kernel.git] / include / net / mac80211.h

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index b29456a..8ff3d8a 100644 (file)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -193,6 +193,17 @@ enum ieee80211_bss_change {
  */
 #define IEEE80211_BSS_ARP_ADDR_LIST_LEN 4
 
+/**
+ * enum ieee80211_rssi_event - RSSI threshold event
+ * An indicator for when RSSI goes below/above a certain threshold.
+ * @RSSI_EVENT_HIGH: AP's rssi crossed the high threshold set by the driver.
+ * @RSSI_EVENT_LOW: AP's rssi crossed the low threshold set by the driver.
+ */
+enum ieee80211_rssi_event {
+       RSSI_EVENT_HIGH,
+       RSSI_EVENT_LOW,
+};
+
 /**
  * struct ieee80211_bss_conf - holds the BSS's changing parameters
  *
@@ -1867,6 +1878,8 @@ enum ieee80211_ampdu_mlme_action {
  * @set_bitrate_mask: Set a mask of rates to be used for rate control selection
  *     when transmitting a frame. Currently only legacy rates are handled.
  *     The callback can sleep.
+ * @rssi_callback: Notify driver when the average RSSI goes above/below
+ *     thresholds that were registered previously. The callback can sleep.
  */
 struct ieee80211_ops {
        void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);
@@ -1975,6 +1988,8 @@ struct ieee80211_ops {
        bool (*tx_frames_pending)(struct ieee80211_hw *hw);
        int (*set_bitrate_mask)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
                                const struct cfg80211_bitrate_mask *mask);
+       void (*rssi_callback)(struct ieee80211_hw *hw,
+                             enum ieee80211_rssi_event rssi_event);
 };
 
 /**
@@ -3316,4 +3331,9 @@ ieee80211_vif_type_p2p(struct ieee80211_vif *vif)
        return ieee80211_iftype_p2p(vif->type, vif->p2p);
 }
 
+void ieee80211_enable_rssi_reports(struct ieee80211_vif *vif,
+                                  int rssi_min_thold,
+                                  int rssi_max_thold);
+
+void ieee80211_disable_rssi_reports(struct ieee80211_vif *vif);
 #endif /* MAC80211_H */