1 files changed, 19 insertions, 16 deletions

diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index b4a31a43a62c..22375a754718 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -524,6 +524,7 @@ static void ath9k_beacon_init(struct ath_softc *sc,
 static void ath_beacon_config_ap(struct ath_softc *sc,
                                  struct ath_beacon_config *conf)
 {
+        struct ath_hw *ah = sc->sc_ah;
         u32 nexttbtt, intval;
 
         /* NB: the beacon interval is kept internally in TU's */
@@ -539,15 +540,15 @@ static void ath_beacon_config_ap(struct ath_softc *sc,
          * prepare beacon frames.
          */
         intval |= ATH9K_BEACON_ENA;
-        sc->imask |= ATH9K_INT_SWBA;
+        ah->imask |= ATH9K_INT_SWBA;
         ath_beaconq_config(sc);
 
         /* Set the computed AP beacon timers */
 
-        ath9k_hw_set_interrupts(sc->sc_ah, 0);
+        ath9k_hw_set_interrupts(ah, 0);
         ath9k_beacon_init(sc, nexttbtt, intval);
         sc->beacon.bmisscnt = 0;
-        ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+        ath9k_hw_set_interrupts(ah, ah->imask);
 
         /* Clear the reset TSF flag, so that subsequent beacon updation
            will not reset the HW TSF. */
@@ -566,7 +567,8 @@ static void ath_beacon_config_ap(struct ath_softc *sc,
 static void ath_beacon_config_sta(struct ath_softc *sc,
                                   struct ath_beacon_config *conf)
 {
-        struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+        struct ath_hw *ah = sc->sc_ah;
+        struct ath_common *common = ath9k_hw_common(ah);
         struct ath9k_beacon_state bs;
         int dtimperiod, dtimcount, sleepduration;
         int cfpperiod, cfpcount;
@@ -605,7 +607,7 @@ static void ath_beacon_config_sta(struct ath_softc *sc,
          * Pull nexttbtt forward to reflect the current
          * TSF and calculate dtim+cfp state for the result.
          */
-        tsf = ath9k_hw_gettsf64(sc->sc_ah);
+        tsf = ath9k_hw_gettsf64(ah);
         tsftu = TSF_TO_TU(tsf>>32, tsf) + FUDGE;
 
         num_beacons = tsftu / intval + 1;
@@ -678,17 +680,18 @@ static void ath_beacon_config_sta(struct ath_softc *sc,
 
         /* Set the computed STA beacon timers */
 
-        ath9k_hw_set_interrupts(sc->sc_ah, 0);
-        ath9k_hw_set_sta_beacon_timers(sc->sc_ah, &bs);
-        sc->imask |= ATH9K_INT_BMISS;
-        ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+        ath9k_hw_set_interrupts(ah, 0);
+        ath9k_hw_set_sta_beacon_timers(ah, &bs);
+        ah->imask |= ATH9K_INT_BMISS;
+        ath9k_hw_set_interrupts(ah, ah->imask);
 }
 
 static void ath_beacon_config_adhoc(struct ath_softc *sc,
                                     struct ath_beacon_config *conf,
                                     struct ieee80211_vif *vif)
 {
-        struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+        struct ath_hw *ah = sc->sc_ah;
+        struct ath_common *common = ath9k_hw_common(ah);
         u64 tsf;
         u32 tsftu, intval, nexttbtt;
 
@@ -703,7 +706,7 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc,
         else if (intval)
                 nexttbtt = roundup(nexttbtt, intval);
 
-        tsf = ath9k_hw_gettsf64(sc->sc_ah);
+        tsf = ath9k_hw_gettsf64(ah);
         tsftu = TSF_TO_TU((u32)(tsf>>32), (u32)tsf) + FUDGE;
         do {
                 nexttbtt += intval;
@@ -719,20 +722,20 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc,
          * self-linked tx descriptor and let the hardware deal with things.
          */
         intval |= ATH9K_BEACON_ENA;
-        if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_VEOL))
-                sc->imask |= ATH9K_INT_SWBA;
+        if (!(ah->caps.hw_caps & ATH9K_HW_CAP_VEOL))
+                ah->imask |= ATH9K_INT_SWBA;
 
         ath_beaconq_config(sc);
 
         /* Set the computed ADHOC beacon timers */
 
-        ath9k_hw_set_interrupts(sc->sc_ah, 0);
+        ath9k_hw_set_interrupts(ah, 0);
         ath9k_beacon_init(sc, nexttbtt, intval);
         sc->beacon.bmisscnt = 0;
-        ath9k_hw_set_interrupts(sc->sc_ah, sc->imask);
+        ath9k_hw_set_interrupts(ah, ah->imask);
 
         /* FIXME: Handle properly when vif is NULL */
-        if (vif && sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)
+        if (vif && ah->caps.hw_caps & ATH9K_HW_CAP_VEOL)
                 ath_beacon_start_adhoc(sc, vif);
 }