Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac802...
[~shefty/rdma-dev.git] / drivers / net / wireless / ath / ath9k / main.c
index 06c628e85a436cf9a01d572a37e644173686659a..31ab82e3ba85fdee932f1c8b2037c262037b1f24 100644 (file)
@@ -462,8 +462,10 @@ irqreturn_t ath_isr(int irq, void *dev)
        if (!ath9k_hw_intrpend(ah))
                return IRQ_NONE;
 
-       if(test_bit(SC_OP_HW_RESET, &sc->sc_flags))
+       if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) {
+               ath9k_hw_kill_interrupts(ah);
                return IRQ_HANDLED;
+       }
 
        /*
         * Figure out the reason(s) for the interrupt.  Note
@@ -984,47 +986,21 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
        struct ath_softc *sc = hw->priv;
        struct ath_hw *ah = sc->sc_ah;
        struct ath_common *common = ath9k_hw_common(ah);
-       int ret = 0;
 
-       ath9k_ps_wakeup(sc);
        mutex_lock(&sc->mutex);
 
-       switch (vif->type) {
-       case NL80211_IFTYPE_STATION:
-       case NL80211_IFTYPE_WDS:
-       case NL80211_IFTYPE_ADHOC:
-       case NL80211_IFTYPE_AP:
-       case NL80211_IFTYPE_MESH_POINT:
-               break;
-       default:
-               ath_err(common, "Interface type %d not yet supported\n",
-                       vif->type);
-               ret = -EOPNOTSUPP;
-               goto out;
-       }
-
-       if (ath9k_uses_beacons(vif->type)) {
-               if (sc->nbcnvifs >= ATH_BCBUF) {
-                       ath_err(common, "Not enough beacon buffers when adding"
-                               " new interface of type: %i\n",
-                               vif->type);
-                       ret = -ENOBUFS;
-                       goto out;
-               }
-       }
-
        ath_dbg(common, CONFIG, "Attach a VIF of type: %d\n", vif->type);
-
        sc->nvifs++;
 
+       ath9k_ps_wakeup(sc);
        ath9k_calculate_summary_state(hw, vif);
+       ath9k_ps_restore(sc);
+
        if (ath9k_uses_beacons(vif->type))
                ath9k_beacon_assign_slot(sc, vif);
 
-out:
        mutex_unlock(&sc->mutex);
-       ath9k_ps_restore(sc);
-       return ret;
+       return 0;
 }
 
 static int ath9k_change_interface(struct ieee80211_hw *hw,
@@ -1034,21 +1010,9 @@ static int ath9k_change_interface(struct ieee80211_hw *hw,
 {
        struct ath_softc *sc = hw->priv;
        struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-       int ret = 0;
 
        ath_dbg(common, CONFIG, "Change Interface\n");
-
        mutex_lock(&sc->mutex);
-       ath9k_ps_wakeup(sc);
-
-       if (ath9k_uses_beacons(new_type) &&
-           !ath9k_uses_beacons(vif->type)) {
-               if (sc->nbcnvifs >= ATH_BCBUF) {
-                       ath_err(common, "No beacon slot available\n");
-                       ret = -ENOBUFS;
-                       goto out;
-               }
-       }
 
        if (ath9k_uses_beacons(vif->type))
                ath9k_beacon_remove_slot(sc, vif);
@@ -1056,14 +1020,15 @@ static int ath9k_change_interface(struct ieee80211_hw *hw,
        vif->type = new_type;
        vif->p2p = p2p;
 
+       ath9k_ps_wakeup(sc);
        ath9k_calculate_summary_state(hw, vif);
+       ath9k_ps_restore(sc);
+
        if (ath9k_uses_beacons(vif->type))
                ath9k_beacon_assign_slot(sc, vif);
 
-out:
-       ath9k_ps_restore(sc);
        mutex_unlock(&sc->mutex);
-       return ret;
+       return 0;
 }
 
 static void ath9k_remove_interface(struct ieee80211_hw *hw,
@@ -1074,7 +1039,6 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
 
        ath_dbg(common, CONFIG, "Detach Interface\n");
 
-       ath9k_ps_wakeup(sc);
        mutex_lock(&sc->mutex);
 
        sc->nvifs--;
@@ -1082,10 +1046,11 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
        if (ath9k_uses_beacons(vif->type))
                ath9k_beacon_remove_slot(sc, vif);
 
+       ath9k_ps_wakeup(sc);
        ath9k_calculate_summary_state(hw, NULL);
+       ath9k_ps_restore(sc);
 
        mutex_unlock(&sc->mutex);
-       ath9k_ps_restore(sc);
 }
 
 static void ath9k_enable_ps(struct ath_softc *sc)
@@ -2258,7 +2223,7 @@ static int ath9k_suspend(struct ieee80211_hw *hw,
        mutex_lock(&sc->mutex);
 
        ath_cancel_work(sc);
-       del_timer_sync(&common->ani.timer);
+       ath_stop_ani(sc);
        del_timer_sync(&sc->rx_poll_timer);
 
        if (test_bit(SC_OP_INVALID, &sc->sc_flags)) {