clk: samsung: add pll clock registration helper functions

[karo-tx-linux.git] / net / mac80211 / sta_info.h

diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 37c1889afd3ae02f9d9d5f2573738a28d26c266e..4947341a2a82419bb2e5938fd4d41f46bd821ac0 100644 (file)
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -56,6 +56,8 @@
  * @WLAN_STA_INSERTED: This station is inserted into the hash table.
  * @WLAN_STA_RATE_CONTROL: rate control was initialized for this station.
  * @WLAN_STA_TOFFSET_KNOWN: toffset calculated for this station is valid.
+ * @WLAN_STA_MPSP_OWNER: local STA is owner of a mesh Peer Service Period.
+ * @WLAN_STA_MPSP_RECIPIENT: local STA is recipient of a MPSP.
  */
 enum ieee80211_sta_info_flags {
        WLAN_STA_AUTH,
@@ -78,6 +80,8 @@ enum ieee80211_sta_info_flags {
        WLAN_STA_INSERTED,
        WLAN_STA_RATE_CONTROL,
        WLAN_STA_TOFFSET_KNOWN,
+       WLAN_STA_MPSP_OWNER,
+       WLAN_STA_MPSP_RECIPIENT,
 };
 
 #define ADDBA_RESP_INTERVAL HZ
@@ -92,6 +96,13 @@ enum ieee80211_sta_info_flags {
 #define HT_AGG_STATE_WANT_START                4
 #define HT_AGG_STATE_WANT_STOP         5
 
+enum ieee80211_agg_stop_reason {
+       AGG_STOP_DECLINED,
+       AGG_STOP_LOCAL_REQUEST,
+       AGG_STOP_PEER_REQUEST,
+       AGG_STOP_DESTROY_STA,
+};
+
 /**
  * struct tid_ampdu_tx - TID aggregation information (Tx).
  *
@@ -274,7 +285,9 @@ struct sta_ampdu_mlme {
  * @t_offset: timing offset relative to this host
  * @t_offset_setpoint: reference timing offset of this sta to be used when
  *     calculating clockdrift
- * @ch_width: peer's channel width
+ * @local_pm: local link-specific power save mode
+ * @peer_pm: peer-specific power save mode towards local STA
+ * @nonpeer_pm: STA power save mode towards non-peer neighbors
  * @debugfs: debug filesystem info
  * @dead: set to true when sta is unlinked
  * @uploaded: set to true when sta is uploaded to the driver
@@ -282,8 +295,9 @@ struct sta_ampdu_mlme {
  * @sta: station information we share with the driver
  * @sta_state: duplicates information about station state (for debug)
  * @beacon_loss_count: number of times beacon loss has triggered
- * @supports_40mhz: tracks whether the station advertised 40 MHz support
- *     as we overwrite its HT parameters with the currently used value
+ * @rcu_head: RCU head used for freeing this station struct
+ * @cur_max_bandwidth: maximum bandwidth to use for TX to the station,
+ *     taken from HT/VHT capabilities or VHT operating mode notification
  */
 struct sta_info {
        /* General information, mostly static */
@@ -371,7 +385,10 @@ struct sta_info {
        struct timer_list plink_timer;
        s64 t_offset;
        s64 t_offset_setpoint;
-       enum nl80211_chan_width ch_width;
+       /* mesh power save */
+       enum nl80211_mesh_power_mode local_pm;
+       enum nl80211_mesh_power_mode peer_pm;
+       enum nl80211_mesh_power_mode nonpeer_pm;
 #endif
 
 #ifdef CONFIG_MAC80211_DEBUGFS
@@ -381,11 +398,11 @@ struct sta_info {
        } debugfs;
 #endif
 
+       enum ieee80211_sta_rx_bandwidth cur_max_bandwidth;
+
        unsigned int lost_packets;
        unsigned int beacon_loss_count;
 
-       bool supports_40mhz;
-
        /* keep last! */
        struct ieee80211_sta sta;
 };
@@ -548,8 +565,39 @@ void sta_info_recalc_tim(struct sta_info *sta);
 
 void sta_info_init(struct ieee80211_local *local);
 void sta_info_stop(struct ieee80211_local *local);
-int sta_info_flush(struct ieee80211_local *local,
-                  struct ieee80211_sub_if_data *sdata);
+int sta_info_flush_defer(struct ieee80211_sub_if_data *sdata);
+
+/**
+ * sta_info_flush_cleanup - flush the sta_info cleanup queue
+ * @sdata: the interface
+ *
+ * Flushes the sta_info cleanup queue for a given interface;
+ * this is necessary before the interface is removed or, for
+ * AP/mesh interfaces, before it is deconfigured.
+ *
+ * Note an rcu_barrier() must precede the function, after all
+ * stations have been flushed/removed to ensure the call_rcu()
+ * calls that add stations to the cleanup queue have completed.
+ */
+void sta_info_flush_cleanup(struct ieee80211_sub_if_data *sdata);
+
+/**
+ * sta_info_flush - flush matching STA entries from the STA table
+ *
+ * Returns the number of removed STA entries.
+ *
+ * @sdata: sdata to remove all stations from
+ */
+static inline int sta_info_flush(struct ieee80211_sub_if_data *sdata)
+{
+       int ret = sta_info_flush_defer(sdata);
+
+       rcu_barrier();
+       sta_info_flush_cleanup(sdata);
+
+       return ret;
+}
+
 void sta_set_rate_info_tx(struct sta_info *sta,
                          const struct ieee80211_tx_rate *rate,
                          struct rate_info *rinfo);