From 72fb851e971a416f47ad0a3ffca7342a424af37a Mon Sep 17 00:00:00 2001 From: Michael Buesch Date: Wed, 22 Mar 2006 18:10:19 +0100 Subject: [PATCH] [PATCH] bcm43xx: add useless and broken statistics stuff. People seem to want it. well... Signed-off-by: Michael Buesch Signed-off-by: John W. Linville --- drivers/net/wireless/bcm43xx/bcm43xx.h | 2 ++ drivers/net/wireless/bcm43xx/bcm43xx_main.c | 3 ++ drivers/net/wireless/bcm43xx/bcm43xx_wx.c | 52 ++++++++++++++++++++++++++--- 3 files changed, 53 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index 57fcaaf..ae0fe5c 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -621,6 +621,8 @@ struct bcm43xx_noise_calculation { struct bcm43xx_stats { u8 link_quality; + u8 noise; + struct iw_statistics wstats; /* 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/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index e680d2a..15deaa5 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -1539,6 +1539,7 @@ static void handle_irq_noise(struct bcm43xx_private *bcm) average *= 125; average += 64; average /= 128; + tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x40C); tmp = (tmp / 128) & 0x1F; if (tmp >= 8) @@ -1550,6 +1551,8 @@ static void handle_irq_noise(struct bcm43xx_private *bcm) else average -= 48; +/* FIXME: This is wrong, but people want fancy stats. well... */ +bcm->stats.noise = average; if (average > -65) bcm->stats.link_quality = 0; else if (average > -75) diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c index 651ba60..e929634 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c @@ -244,13 +244,13 @@ static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev, range->max_qual.qual = 100; /* TODO: Real max RSSI */ - range->max_qual.level = 0; - range->max_qual.noise = 0; + range->max_qual.level = 3; + range->max_qual.noise = 100; range->max_qual.updated = 7; range->avg_qual.qual = 70; - range->avg_qual.level = 0; - range->avg_qual.noise = 0; + range->avg_qual.level = 2; + range->avg_qual.noise = 40; range->avg_qual.updated = 7; range->min_rts = BCM43xx_MIN_RTS_THRESHOLD; @@ -875,6 +875,49 @@ out: return err; } +/* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ + +static struct iw_statistics *bcm43xx_get_wireless_stats(struct net_device *net_dev) +{ + struct bcm43xx_private *bcm = bcm43xx_priv(net_dev); + struct ieee80211softmac_device *mac = ieee80211_priv(net_dev); + struct iw_statistics *wstats; + + wstats = &bcm->stats.wstats; + if (!mac->associated) { + wstats->miss.beacon = 0; +// bcm->ieee->ieee_stats.tx_retry_limit_exceeded = 0; // FIXME: should this be cleared here? + wstats->discard.retries = 0; +// bcm->ieee->ieee_stats.tx_discards_wrong_sa = 0; // FIXME: same question + wstats->discard.nwid = 0; +// bcm->ieee->ieee_stats.rx_discards_undecryptable = 0; // FIXME: ditto + wstats->discard.code = 0; +// bcm->ieee->ieee_stats.rx_fragments = 0; // FIXME: same here + wstats->discard.fragment = 0; + wstats->discard.misc = 0; + wstats->qual.qual = 0; + wstats->qual.level = 0; + wstats->qual.noise = 0; + wstats->qual.updated = 7; + wstats->qual.updated |= IW_QUAL_NOISE_INVALID | + IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID; + return wstats; + } + /* fill in the real statistics when iface associated */ + wstats->qual.qual = 100; // TODO: get the real signal quality + wstats->qual.level = 3 - bcm->stats.link_quality; + wstats->qual.noise = bcm->stats.noise; + wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | + IW_QUAL_NOISE_UPDATED; + 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; + wstats->discard.fragment = bcm->ieee->ieee_stats.rx_fragments; + wstats->discard.misc = 0; // FIXME + wstats->miss.beacon = 0; // FIXME + return wstats; +} + #ifdef WX # undef WX @@ -1010,6 +1053,7 @@ const struct iw_handler_def bcm43xx_wx_handlers_def = { .num_private_args = ARRAY_SIZE(bcm43xx_priv_wx_args), .private = bcm43xx_priv_wx_handlers, .private_args = bcm43xx_priv_wx_args, + .get_wireless_stats = bcm43xx_get_wireless_stats, }; /* vim: set ts=8 sw=8 sts=8: */ -- 2.7.4