mac80211: clean up get_tx_stats callback

The callback takes a ieee80211_tx_queue_stats with a contained
array of ieee80211_tx_queue_stats_data, remove the former, rename
the latter to ieee80211_tx_queue_stats and make tx_stats() take
the array directly.

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

1 files changed, 4 insertions, 9 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 740c11ca066c..346a7563ef02 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -117,13 +117,13 @@ struct ieee80211_tx_queue_params {
 };
 
 /**
- * struct ieee80211_tx_queue_stats_data - transmit queue statistics
+ * struct ieee80211_tx_queue_stats - transmit queue statistics
  *
  * @len: number of packets in queue
  * @limit: queue length limit
  * @count: number of frames sent
  */
-struct ieee80211_tx_queue_stats_data {
+struct ieee80211_tx_queue_stats {
         unsigned int len;
         unsigned int limit;
         unsigned int count;
@@ -165,10 +165,6 @@ enum ieee80211_tx_queue {
         NUM_TX_DATA_QUEUES_AMPDU = 16
 };
 
-struct ieee80211_tx_queue_stats {
-        struct ieee80211_tx_queue_stats_data data[NUM_TX_DATA_QUEUES_AMPDU];
-};
-
 struct ieee80211_low_level_stats {
         unsigned int dot11ACKFailureCount;
         unsigned int dot11RTSFailureCount;
@@ -1083,9 +1079,8 @@ enum ieee80211_ampdu_mlme_action {
  * @get_tx_stats: Get statistics of the current TX queue status. This is used
  *      to get number of currently queued packets (queue length), maximum queue
  *      size (limit), and total number of packets sent using each TX queue
- *      (count). This information is used for WMM to find out which TX
- *      queues have room for more packets and by hostapd to provide
- *      statistics about the current queueing state to external programs.
+ *      (count). The 'stats' pointer points to an array that has hw->queues +
+ *      hw->ampdu_queues items.
  *
  * @get_tsf: Get the current TSF timer value from firmware/hardware. Currently,
  *      this is only used for IBSS mode debugging and, as such, is not a