mac80211: Framework to get wifi-driver stats via ethtool.

This adds hooks to call into the driver to get additional
stats for the ethtool API.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index da3658177997..4d6e6c6818d0 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2223,6 +2223,14 @@ enum ieee80211_rate_control_changed {
  *      The @tids parameter is a bitmap and tells the driver which TIDs the
  *      frames will be on; it will at most have two bits set.
  *      This callback must be atomic.
+ *
+ * @get_et_sset_count:  Ethtool API to get string-set count.
+ *
+ * @get_et_stats:  Ethtool API to get a set of u64 stats.
+ *
+ * @get_et_strings:  Ethtool API to get a set of strings to describe stats
+ *      and perhaps other supported types of ethtool data-sets.
+ *
  */
 struct ieee80211_ops {
         void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);
@@ -2353,6 +2361,15 @@ struct ieee80211_ops {
                                         u16 tids, int num_frames,
                                         enum ieee80211_frame_release_type reason,
                                         bool more_data);
+
+        int     (*get_et_sset_count)(struct ieee80211_hw *hw,
+                                     struct ieee80211_vif *vif, int sset);
+        void    (*get_et_stats)(struct ieee80211_hw *hw,
+                                struct ieee80211_vif *vif,
+                                struct ethtool_stats *stats, u64 *data);
+        void    (*get_et_strings)(struct ieee80211_hw *hw,
+                                  struct ieee80211_vif *vif,
+                                  u32 sset, u8 *data);
 };
 
 /**