2 files changed, 63 insertions, 0 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 85e2d7d1f9e3..9fecf902419c 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -157,6 +157,9 @@ enum nl80211_commands {
  *      restriction (at most %NL80211_MAX_SUPP_RATES).
  * @NL80211_ATTR_STA_VLAN: interface index of VLAN interface to move station
  *      to, or the AP interface the station was originally added to to.
+ * @NL80211_ATTR_STA_STATS: statistics for a station, part of station info
+ *      given for %NL80211_CMD_GET_STATION, nested attribute containing
+ *      info as possible, see &enum nl80211_sta_stats.
  *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
@@ -190,6 +193,7 @@ enum nl80211_attrs {
         NL80211_ATTR_STA_LISTEN_INTERVAL,
         NL80211_ATTR_STA_SUPPORTED_RATES,
         NL80211_ATTR_STA_VLAN,
+        NL80211_ATTR_STA_STATS,
 
         /* add attributes here, update the policy in nl80211.c */
 
@@ -252,4 +256,28 @@ enum nl80211_sta_flags {
         NL80211_STA_FLAG_MAX = __NL80211_STA_FLAG_AFTER_LAST - 1
 };
 
+/**
+ * enum nl80211_sta_stats - station statistics
+ *
+ * These attribute types are used with %NL80211_ATTR_STA_STATS
+ * when getting information about a station.
+ *
+ * @__NL80211_STA_STAT_INVALID: attribute number 0 is reserved
+ * @NL80211_STA_STAT_INACTIVE_TIME: time since last activity (u32, msecs)
+ * @NL80211_STA_STAT_RX_BYTES: total received bytes (u32, from this station)
+ * @NL80211_STA_STAT_TX_BYTES: total transmitted bytes (u32, to this station)
+ * @__NL80211_STA_STAT_AFTER_LAST: internal
+ * @NL80211_STA_STAT_MAX: highest possible station stats attribute
+ */
+enum nl80211_sta_stats {
+        __NL80211_STA_STAT_INVALID,
+        NL80211_STA_STAT_INACTIVE_TIME,
+        NL80211_STA_STAT_RX_BYTES,
+        NL80211_STA_STAT_TX_BYTES,
+
+        /* keep last */
+        __NL80211_STA_STAT_AFTER_LAST,
+        NL80211_STA_STAT_MAX = __NL80211_STA_STAT_AFTER_LAST - 1
+};
+
 #endif /* __LINUX_NL80211_H */
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index df650935e268..bcc480b8892a 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -130,6 +130,39 @@ struct station_parameters {
         u8 supported_rates_len;
 };
 
+/**
+ * enum station_stats_flags - station statistics flags
+ *
+ * Used by the driver to indicate which info in &struct station_stats
+ * it has filled in during get_station().
+ *
+ * @STATION_STAT_INACTIVE_TIME: @inactive_time filled
+ * @STATION_STAT_RX_BYTES: @rx_bytes filled
+ * @STATION_STAT_TX_BYTES: @tx_bytes filled
+ */
+enum station_stats_flags {
+        STATION_STAT_INACTIVE_TIME      = 1<<0,
+        STATION_STAT_RX_BYTES           = 1<<1,
+        STATION_STAT_TX_BYTES           = 1<<2,
+};
+
+/**
+ * struct station_stats - station statistics
+ *
+ * Station information filled by driver for get_station().
+ *
+ * @filled: bitflag of flags from &enum station_stats_flags
+ * @inactive_time: time since last station activity (tx/rx) in milliseconds
+ * @rx_bytes: bytes received from this station
+ * @tx_bytes: bytes transmitted to this station
+ */
+struct station_stats {
+        u32 filled;
+        u32 inactive_time;
+        u32 rx_bytes;
+        u32 tx_bytes;
+};
+
 /* from net/wireless.h */
 struct wiphy;
 
@@ -210,6 +243,8 @@ struct cfg80211_ops {
                                u8 *mac);
         int     (*change_station)(struct wiphy *wiphy, struct net_device *dev,
                                   u8 *mac, struct station_parameters *params);
+        int     (*get_station)(struct wiphy *wiphy, struct net_device *dev,
+                               u8 *mac, struct station_stats *stats);
 };
 
 #endif /* __NET_CFG80211_H */