nl80211: Add signal strength and bandwith to nl80211station info

This patch adds signal strength and transmission bitrate
to the station_info of nl80211.

Signed-off-by: Henning Rogge <rogge@fgan.de>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 24 insertions, 1 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 7912eb14eca..23b5eeaf7bc 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -310,12 +310,35 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
 
         sinfo->filled = STATION_INFO_INACTIVE_TIME |
                         STATION_INFO_RX_BYTES |
-                        STATION_INFO_TX_BYTES;
+                        STATION_INFO_TX_BYTES |
+                        STATION_INFO_TX_BITRATE;
 
         sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx);
         sinfo->rx_bytes = sta->rx_bytes;
         sinfo->tx_bytes = sta->tx_bytes;
 
+        if (sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
+                sinfo->filled |= STATION_INFO_SIGNAL;
+                sinfo->signal = (s8)sta->last_signal;
+        }
+
+        sinfo->txrate.flags = 0;
+        if (sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)
+                sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS;
+        if (sta->last_tx_rate.flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
+                sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH;
+        if (sta->last_tx_rate.flags & IEEE80211_TX_RC_SHORT_GI)
+                sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
+
+        if (!(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) {
+                struct ieee80211_supported_band *sband;
+                sband = sta->local->hw.wiphy->bands[
+                                sta->local->hw.conf.channel->band];
+                sinfo->txrate.legacy =
+                        sband->bitrates[sta->last_tx_rate.idx].bitrate;
+        } else
+                sinfo->txrate.mcs = sta->last_tx_rate.idx;
+
         if (ieee80211_vif_is_mesh(&sdata->vif)) {
 #ifdef CONFIG_MAC80211_MESH
                 sinfo->filled |= STATION_INFO_LLID |