mac80211: let drivers wake but not start queues

Having drivers start queues is just confusing, their ->start()
callback can block and do whatever is necessary, so let mac80211
start queues and have drivers wake queues when necessary (to get
packets flowing again right away.)

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/util.c

@@ -350,18 +350,6 @@ void ieee80211_stop_queue(struct ieee80211_hw *hw, int queue)
 }
 EXPORT_SYMBOL(ieee80211_stop_queue);
 
-void ieee80211_start_queues(struct ieee80211_hw *hw)
-{
-	struct ieee80211_local *local = hw_to_local(hw);
-	int i;
-
-	for (i = 0; i < hw->queues + hw->ampdu_queues; i++)
-		clear_bit(IEEE80211_LINK_STATE_XOFF, &local->state[i]);
-	if (!ieee80211_qdisc_installed(local->mdev))
-		netif_start_queue(local->mdev);
-}
-EXPORT_SYMBOL(ieee80211_start_queues);
-
 void ieee80211_stop_queues(struct ieee80211_hw *hw)
 {
 	int i;