mac80211: add ieee80211_queue_stopped)

This patch adds ieee80211_queue_stopped that let drivers to query
queue status

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index ff137fd7714f..25cc192cbe4c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1608,6 +1608,16 @@ void ieee80211_wake_queue(struct ieee80211_hw *hw, int queue);
 void ieee80211_stop_queue(struct ieee80211_hw *hw, int queue);
 
 /**
+ * ieee80211_queue_stopped - test status of the queue
+ * @hw: pointer as obtained from ieee80211_alloc_hw().
+ * @queue: queue number (counted from zero).
+ *
+ * Drivers should use this function instead of netif_stop_queue.
+ */
+
+int ieee80211_queue_stopped(struct ieee80211_hw *hw, int queue);
+
+/**
  * ieee80211_stop_queues - stop all queues
  * @hw: pointer as obtained from ieee80211_alloc_hw().
  *