Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

2 files changed, 71 insertions, 2 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 3d134a1fb96b..868cfd3b9724 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1007,6 +1007,7 @@ struct cfg80211_pmksa {
  *	RSN IE. It allows for faster roaming between WPA2 BSSIDs.
  * @del_pmksa: Delete a cached PMKID.
  * @flush_pmksa: Flush all cached PMKIDs.
+ * @set_cqm_rssi_config: Configure connection quality monitor RSSI threshold.
  *
  */
 struct cfg80211_ops {
@@ -1152,6 +1153,10 @@ struct cfg80211_ops {
 
 	int	(*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
 				  bool enabled, int timeout);
+
+	int	(*set_cqm_rssi_config)(struct wiphy *wiphy,
+				       struct net_device *dev,
+				       s32 rssi_thold, u32 rssi_hyst);
 };
 
 /*
@@ -2337,4 +2342,18 @@ bool cfg80211_rx_action(struct net_device *dev, int freq, const u8 *buf,
 void cfg80211_action_tx_status(struct net_device *dev, u64 cookie,
 			       const u8 *buf, size_t len, bool ack, gfp_t gfp);
 
+
+/**
+ * cfg80211_cqm_rssi_notify - connection quality monitoring rssi event
+ * @dev: network device
+ * @rssi_event: the triggered RSSI event
+ * @gfp: context flags
+ *
+ * This function is called when a configured connection quality monitoring
+ * rssi threshold reached event occurs.
+ */
+void cfg80211_cqm_rssi_notify(struct net_device *dev,
+			      enum nl80211_cqm_rssi_threshold_event rssi_event,
+			      gfp_t gfp);
+
 #endif /* __NET_CFG80211_H */
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 936bc410d061..1a8f50af49a0 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -144,6 +144,7 @@ struct ieee80211_low_level_stats {
  *	new beacon (beaconing modes)
  * @BSS_CHANGED_BEACON_ENABLED: Beaconing should be
  *	enabled/disabled (beaconing modes)
+ * @BSS_CHANGED_CQM: Connection quality monitor config changed
  */
 enum ieee80211_bss_change {
 	BSS_CHANGED_ASSOC		= 1<<0,
@@ -156,6 +157,7 @@ enum ieee80211_bss_change {
 	BSS_CHANGED_BSSID		= 1<<7,
 	BSS_CHANGED_BEACON		= 1<<8,
 	BSS_CHANGED_BEACON_ENABLED	= 1<<9,
+	BSS_CHANGED_CQM			= 1<<10,
 };
 
 /**
@@ -185,6 +187,9 @@ enum ieee80211_bss_change {
  * @enable_beacon: whether beaconing should be enabled or not
  * @ht_operation_mode: HT operation mode (like in &struct ieee80211_ht_info).
  *	This field is only valid when the channel type is one of the HT types.
+ * @cqm_rssi_thold: Connection quality monitor RSSI threshold, a zero value
+ *	implies disabled
+ * @cqm_rssi_hyst: Connection quality monitor RSSI hysteresis
  */
 struct ieee80211_bss_conf {
 	const u8 *bssid;
@@ -202,6 +207,8 @@ struct ieee80211_bss_conf {
 	u64 timestamp;
 	u32 basic_rates;
 	u16 ht_operation_mode;
+	s32 cqm_rssi_thold;
+	u32 cqm_rssi_hyst;
 };
 
 /**
@@ -954,6 +961,17 @@ enum ieee80211_tkip_key_type {
  *	Hardware can provide ack status reports of Tx frames to
  *	the stack.
  *
+ * @IEEE80211_HW_CONNECTION_MONITOR:
+ *      The hardware performs its own connection monitoring, including
+ *      periodic keep-alives to the AP and probing the AP on beacon loss.
+ *      When this flag is set, signaling beacon-loss will cause an immediate
+ *      change to disassociated state.
+ *
+ * @IEEE80211_HW_SUPPORTS_CQM_RSSI:
+ *	Hardware can do connection quality monitoring - i.e. it can monitor
+ *	connection quality related parameters, such as the RSSI level and
+ *	provide notifications if configured trigger levels are reached.
+ *
  */
 enum ieee80211_hw_flags {
 	IEEE80211_HW_HAS_RATE_CONTROL			= 1<<0,
@@ -975,6 +993,8 @@ enum ieee80211_hw_flags {
 	IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS		= 1<<16,
 	IEEE80211_HW_SUPPORTS_UAPSD			= 1<<17,
 	IEEE80211_HW_REPORTS_TX_ACK_STATUS		= 1<<18,
+	IEEE80211_HW_CONNECTION_MONITOR			= 1<<19,
+	IEEE80211_HW_SUPPORTS_CQM_RSSI			= 1<<20,
 };
 
 /**
@@ -2364,12 +2384,42 @@ void ieee80211_sta_block_awake(struct ieee80211_hw *hw,
  *
  * @vif: &struct ieee80211_vif pointer from the add_interface callback.
  *
- * When beacon filtering is enabled with IEEE80211_HW_BEACON_FILTERING and
- * IEEE80211_CONF_PS is set, the driver needs to inform whenever the
+ * When beacon filtering is enabled with %IEEE80211_HW_BEACON_FILTERING and
+ * %IEEE80211_CONF_PS is set, the driver needs to inform whenever the
  * hardware is not receiving beacons with this function.
  */
 void ieee80211_beacon_loss(struct ieee80211_vif *vif);
 
+/**
+ * ieee80211_connection_loss - inform hardware has lost connection to the AP
+ *
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ *
+ * When beacon filtering is enabled with %IEEE80211_HW_BEACON_FILTERING, and
+ * %IEEE80211_CONF_PS and %IEEE80211_HW_CONNECTION_MONITOR are set, the driver
+ * needs to inform if the connection to the AP has been lost.
+ *
+ * This function will cause immediate change to disassociated state,
+ * without connection recovery attempts.
+ */
+void ieee80211_connection_loss(struct ieee80211_vif *vif);
+
+/**
+ * ieee80211_cqm_rssi_notify - inform a configured connection quality monitoring
+ *	rssi threshold triggered
+ *
+ * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ * @rssi_event: the RSSI trigger event type
+ * @gfp: context flags
+ *
+ * When the %IEEE80211_HW_SUPPORTS_CQM_RSSI is set, and a connection quality
+ * monitoring is configured with an rssi threshold, the driver will inform
+ * whenever the rssi level reaches the threshold.
+ */
+void ieee80211_cqm_rssi_notify(struct ieee80211_vif *vif,
+			       enum nl80211_cqm_rssi_threshold_event rssi_event,
+			       gfp_t gfp);
+
 /* Rate control API */
 
 /**