diff options
Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_wx.c')
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_wx.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c index 8ffd760dc83..1d3a3aaf96e 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c @@ -47,9 +47,8 @@ #define BCM43xx_WX_VERSION 18 #define MAX_WX_STRING 80 -/* FIXME: the next line is a guess as to what the maximum value of RX power - (in dBm) might be */ -#define RX_POWER_MAX -10 +/* FIXME: the next line is a guess as to what the maximum RSSI value might be */ +#define RX_RSSI_MAX 60 static int bcm43xx_wx_get_name(struct net_device *net_dev, @@ -230,9 +229,8 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev, range->throughput = 27 * 1000 * 1000; range->max_qual.qual = 100; - /* TODO: Real max RSSI */ - range->max_qual.level = 0; - range->max_qual.noise = 0; + 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; @@ -845,6 +843,7 @@ static struct iw_statistics *bcm43xx_get_wireless_stats(struct net_device *net_d struct iw_statistics *wstats; struct ieee80211_network *network = NULL; static int tmp_level = 0; + static int tmp_qual = 0; unsigned long flags; wstats = &bcm->stats.wstats; @@ -863,25 +862,28 @@ static struct iw_statistics *bcm43xx_get_wireless_stats(struct net_device *net_d wstats->qual.level = 0; wstats->qual.noise = 0; wstats->qual.updated = 7; - wstats->qual.updated |= IW_QUAL_ALL_UPDATED; + wstats->qual.updated |= IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; return wstats; } /* fill in the real statistics when iface associated */ spin_lock_irqsave(&mac->ieee->lock, flags); list_for_each_entry(network, &mac->ieee->network_list, list) { if (!memcmp(mac->associnfo.bssid, network->bssid, ETH_ALEN)) { - if (!tmp_level) /* get initial value */ - tmp_level = network->stats.rssi; - else /* smooth results */ - tmp_level = (7 * tmp_level + network->stats.rssi)/8; + if (!tmp_level) { /* get initial values */ + tmp_level = network->stats.signal; + tmp_qual = network->stats.rssi; + } else { /* smooth results */ + tmp_level = (15 * tmp_level + network->stats.signal)/16; + tmp_qual = (15 * tmp_qual + network->stats.rssi)/16; + } break; } } spin_unlock_irqrestore(&mac->ieee->lock, flags); wstats->qual.level = tmp_level; - wstats->qual.qual = 100 + tmp_level - RX_POWER_MAX; // TODO: get the real signal quality + wstats->qual.qual = 100 * tmp_qual / RX_RSSI_MAX; wstats->qual.noise = bcm->stats.noise; - wstats->qual.updated = IW_QUAL_ALL_UPDATED; + wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; wstats->discard.code = bcm->ieee->ieee_stats.rx_discards_undecryptable; wstats->discard.retries = bcm->ieee->ieee_stats.tx_retry_limit_exceeded; wstats->discard.nwid = bcm->ieee->ieee_stats.tx_discards_wrong_sa; |