mac80211: share STA information with driver

This patch changes mac80211 to share some more data about
stations with drivers. Should help iwlwifi and ath9k when
 they get around to updating, and might also help with
implementing rate control algorithms without internals.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 14 insertions, 16 deletions

diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index 2a6e089062f3..1ba18006f475 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -1405,7 +1405,7 @@ static void ath9k_configure_filter(struct ieee80211_hw *hw,
 static void ath9k_sta_notify(struct ieee80211_hw *hw,
                              struct ieee80211_vif *vif,
                              enum sta_notify_cmd cmd,
-                             const u8 *addr)
+                             struct ieee80211_sta *sta)
 {
         struct ath_softc *sc = hw->priv;
         struct ath_node *an;
@@ -1413,19 +1413,18 @@ static void ath9k_sta_notify(struct ieee80211_hw *hw,
         DECLARE_MAC_BUF(mac);
 
         spin_lock_irqsave(&sc->node_lock, flags);
-        an = ath_node_find(sc, (u8 *) addr);
+        an = ath_node_find(sc, sta->addr);
         spin_unlock_irqrestore(&sc->node_lock, flags);
 
         switch (cmd) {
         case STA_NOTIFY_ADD:
                 spin_lock_irqsave(&sc->node_lock, flags);
                 if (!an) {
-                        ath_node_attach(sc, (u8 *)addr, 0);
+                        ath_node_attach(sc, sta->addr, 0);
                         DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach a node: %s\n",
-                                __func__,
-                                print_mac(mac, addr));
+                                __func__, print_mac(mac, sta->addr));
                 } else {
-                        ath_node_get(sc, (u8 *)addr);
+                        ath_node_get(sc, sta->addr);
                 }
                 spin_unlock_irqrestore(&sc->node_lock, flags);
                 break;
@@ -1438,7 +1437,7 @@ static void ath9k_sta_notify(struct ieee80211_hw *hw,
                         ath_node_put(sc, an, ATH9K_BH_STATUS_INTACT);
                         DPRINTF(sc, ATH_DBG_CONFIG, "%s: Put a node: %s\n",
                                 __func__,
-                                print_mac(mac, addr));
+                                print_mac(mac, sta->addr));
                 }
                 break;
         default:
@@ -1581,45 +1580,44 @@ static void ath9k_reset_tsf(struct ieee80211_hw *hw)
 
 static int ath9k_ampdu_action(struct ieee80211_hw *hw,
                        enum ieee80211_ampdu_mlme_action action,
-                       const u8 *addr,
-                       u16 tid,
-                       u16 *ssn)
+                       struct ieee80211_sta *sta,
+                       u16 tid, u16 *ssn)
 {
         struct ath_softc *sc = hw->priv;
         int ret = 0;
 
         switch (action) {
         case IEEE80211_AMPDU_RX_START:
-                ret = ath_rx_aggr_start(sc, addr, tid, ssn);
+                ret = ath_rx_aggr_start(sc, sta->addr, tid, ssn);
                 if (ret < 0)
                         DPRINTF(sc, ATH_DBG_FATAL,
                                 "%s: Unable to start RX aggregation\n",
                                 __func__);
                 break;
         case IEEE80211_AMPDU_RX_STOP:
-                ret = ath_rx_aggr_stop(sc, addr, tid);
+                ret = ath_rx_aggr_stop(sc, sta->addr, tid);
                 if (ret < 0)
                         DPRINTF(sc, ATH_DBG_FATAL,
                                 "%s: Unable to stop RX aggregation\n",
                                 __func__);
                 break;
         case IEEE80211_AMPDU_TX_START:
-                ret = ath_tx_aggr_start(sc, addr, tid, ssn);
+                ret = ath_tx_aggr_start(sc, sta->addr, tid, ssn);
                 if (ret < 0)
                         DPRINTF(sc, ATH_DBG_FATAL,
                                 "%s: Unable to start TX aggregation\n",
                                 __func__);
                 else
-                        ieee80211_start_tx_ba_cb_irqsafe(hw, (u8 *)addr, tid);
+                        ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
                 break;
         case IEEE80211_AMPDU_TX_STOP:
-                ret = ath_tx_aggr_stop(sc, addr, tid);
+                ret = ath_tx_aggr_stop(sc, sta->addr, tid);
                 if (ret < 0)
                         DPRINTF(sc, ATH_DBG_FATAL,
                                 "%s: Unable to stop TX aggregation\n",
                                 __func__);
 
-                ieee80211_stop_tx_ba_cb_irqsafe(hw, (u8 *)addr, tid);
+                ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid);
                 break;
         default:
                 DPRINTF(sc, ATH_DBG_FATAL,