diff --git a/drivers/net/wireless/d80211/bcm43xx/bcm43xx.h b/drivers/net/wireless/d80211/bcm43xx/bcm43xx.h index a0faeca..75174f9 100644 --- a/drivers/net/wireless/d80211/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/d80211/bcm43xx/bcm43xx.h @@ -27,6 +27,8 @@ #define BCM43xx_IRQWAIT_MAX_RETRIES 50 #define BCM43xx_IO_SIZE 8192 +#define BCM43xx_RX_MAX_SSI 60 + /* Active Core PCI Configuration Register. */ #define BCM43xx_PCICFG_ACTIVE_CORE 0x80 /* SPROM control register. */ @@ -623,7 +625,7 @@ struct bcm43xx_noise_calculation { }; struct bcm43xx_stats { - u8 link_quality; + u8 link_noise; /* Store the last TX/RX times here for updating the leds. */ unsigned long last_tx; unsigned long last_rx; diff --git a/drivers/net/wireless/d80211/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/d80211/bcm43xx/bcm43xx_main.c index 6366020..7f0e0f6 100644 --- a/drivers/net/wireless/d80211/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/d80211/bcm43xx/bcm43xx_main.c @@ -1506,15 +1506,7 @@ static void handle_irq_noise(struct bcm4 else average -= 48; - if (average > -65) - bcm->stats.link_quality = 0; - else if (average > -75) - bcm->stats.link_quality = 1; - else if (average > -85) - bcm->stats.link_quality = 2; - else - bcm->stats.link_quality = 3; -// dprintk(KERN_INFO PFX "Link Quality: %u (avg was %d)\n", bcm->stats.link_quality, average); + bcm->stats.link_noise = average; drop_calculation: bcm->noisecalc.calculation_running = 0; return; diff --git a/drivers/net/wireless/d80211/bcm43xx/bcm43xx_xmit.c b/drivers/net/wireless/d80211/bcm43xx/bcm43xx_xmit.c index 3f86079..90776b2 100644 --- a/drivers/net/wireless/d80211/bcm43xx/bcm43xx_xmit.c +++ b/drivers/net/wireless/d80211/bcm43xx/bcm43xx_xmit.c @@ -475,7 +475,10 @@ void bcm43xx_rx(struct bcm43xx_private * */ memset(&status, 0, sizeof(status)); - status.ssi = bcm43xx_rssi_postprocess(bcm, rxhdr->rssi, is_ofdm, + status.noise = bcm->stats.link_noise; + status.ssi = rxhdr->rssi; + status.maxssi = BCM43xx_RX_MAX_SSI; + status.signal = bcm43xx_rssi_postprocess(bcm, rxhdr->rssi, is_ofdm, !!(rxflags1 & BCM43xx_RXHDR_FLAGS1_2053RSSIADJ), !!(rxflags3 & BCM43xx_RXHDR_FLAGS3_2050RSSIADJ)); if (is_ofdm) diff --git a/include/net/d80211.h b/include/net/d80211.h index ba5cb4c..8479b58 100644 --- a/include/net/d80211.h +++ b/include/net/d80211.h @@ -205,6 +205,9 @@ struct ieee80211_rx_status { int channel; int phymode; int ssi; + int maxssi; + int signal; + int noise; int antenna; int rate; int flag; diff --git a/net/d80211/ieee80211.c b/net/d80211/ieee80211.c index 11804d5..0eef4a3 100644 --- a/net/d80211/ieee80211.c +++ b/net/d80211/ieee80211.c @@ -3174,6 +3174,9 @@ ieee80211_rx_h_sta_process(struct ieee80 sta->rx_fragments++; sta->rx_bytes += rx->skb->len; sta->last_rssi = rx->u.rx.status->ssi; + sta->last_signal = rx->u.rx.status->signal; + sta->last_noise = rx->u.rx.status->noise; + sta->max_rssi = rx->u.rx.status->maxssi; if (!(rx->fc & IEEE80211_FCTL_MOREFRAGS)) { /* Change STA power saving mode only in the end of a frame diff --git a/net/d80211/ieee80211_i.h b/net/d80211/ieee80211_i.h index bdaaf5e..5e0ec45 100644 --- a/net/d80211/ieee80211_i.h +++ b/net/d80211/ieee80211_i.h @@ -337,6 +337,9 @@ struct ieee80211_local { struct net_device *apdev; /* wlan#ap - management frames (hostapd) */ int open_count; int monitors; + int link_quality; + int noise; + struct iw_statistics wstats; struct ieee80211_conf conf; int dev_index; diff --git a/net/d80211/ieee80211_ioctl.c b/net/d80211/ieee80211_ioctl.c index b983716..5352b66 100644 --- a/net/d80211/ieee80211_ioctl.c +++ b/net/d80211/ieee80211_ioctl.c @@ -1580,6 +1580,16 @@ 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; } @@ -3018,6 +3028,39 @@ 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_INVALID; + } 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, @@ -3183,6 +3226,7 @@ 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, }; /* Wireless handlers for master interface */ diff --git a/net/d80211/sta_info.h b/net/d80211/sta_info.h index 70334e5..4d4169e 100644 --- a/net/d80211/sta_info.h +++ b/net/d80211/sta_info.h @@ -82,6 +82,9 @@ struct sta_info { unsigned long rx_dropped; /* number of dropped MPDUs from this STA */ int last_rssi; /* RSSI of last received frame from this STA */ + int last_signal; /* signal of last received frame from this STA */ + int last_noise; /* noise of last received frame from this STA */ + int max_rssi; /* maximum value of RSSI for this STA */ int last_ack_rssi[3]; /* RSSI of last received ACKs from this STA */ unsigned long last_ack; int channel_use;