Part 8 of 8 to add wireless statistics to the bcm43xx-d80211 system.
This patch adds the appropriate range parameters and routine
ieee80211_get_wireless_stats to ieee80211_ioctl.c.

The patch is for the August 8 version of Linville's wireless-dev tree.

Signed-Off-By: Larry Finger <[EMAIL PROTECTED]>


diff --git a/net/d80211/ieee80211_ioctl.c b/net/d80211/ieee80211_ioctl.c
index dd52555..3a1b97f 100644
--- a/net/d80211/ieee80211_ioctl.c
+++ b/net/d80211/ieee80211_ioctl.c
@@ -1525,6 +1525,16 @@ static int ieee80211_ioctl_giwrange(stru
        range->min_frag = 256;
        range->max_frag = 2346;

+       range->max_qual.qual = 100;
+       range->max_qual.level = 152;  /* set floor at -104 dBm (152 - 256) */
+       range->max_qual.noise = 152;
+       range->max_qual.updated = IW_QUAL_ALL_UPDATED;
+
+       range->avg_qual.qual = 50;
+       range->avg_qual.level = 0;
+       range->avg_qual.noise = 0;
+       range->avg_qual.updated = IW_QUAL_ALL_UPDATED;
+
        return 0;
 }

@@ -2963,6 +2973,39 @@ static int ieee80211_ioctl_giwauth(struc
        return ret;
 }

+/* Get wireless statistics.  Called by /proc/net/wireless and by SIOCGIWSTATS 
*/
+static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device 
*net_dev)
+{
+       struct ieee80211_local *local = net_dev->ieee80211_ptr;
+       struct iw_statistics * wstats = &local->wstats;
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(net_dev);
+       struct sta_info *sta;
+       static int tmp_level = 0;
+       static int tmp_qual = 0;
+
+       sta = sta_info_get(local, sdata->u.wds.remote_addr);
+       if (!sta) {
+               wstats->discard.fragment = 0;
+               wstats->discard.misc = 0;
+               wstats->qual.qual = 0;
+               wstats->qual.level = 0;
+               wstats->qual.noise = 0;
+               wstats->qual.updated |= IW_QUAL_ALL_UPDATED;
+       } else {
+               if (!tmp_level) {       /* get initial values */
+                       tmp_level = sta->last_signal;
+                       tmp_qual = sta->last_rssi;
+               } else {                        /* smooth results */
+                       tmp_level = (15 * tmp_level + sta->last_signal)/16;
+                       tmp_qual = (15 * tmp_qual + sta->last_rssi)/16;
+               }
+               wstats->qual.level = tmp_level;
+               wstats->qual.qual = 100*tmp_qual/sta->max_rssi;
+               wstats->qual.noise = sta->last_noise;
+               wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
+       }
+       return wstats;
+}

 static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
                                        struct iw_request_info *info,
@@ -3128,4 +3171,5 @@ const struct iw_handler_def ieee80211_iw
        .standard       = (iw_handler *) ieee80211_handler,
        .private        = (iw_handler *) ieee80211_private_handler,
        .private_args   = (struct iw_priv_args *) ieee80211_ioctl_priv,
+       .get_wireless_stats = ieee80211_get_wireless_stats,
 };




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