From 9a03d6d7a8698f26f8ef02dd3c91f8f68c4edcc7 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 10 Feb 2009 21:26:01 +0100 Subject: [PATCH] mac80211: calculate wstats_flags on the fly Just to make wext.c more self-contained. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- net/mac80211/ieee80211_i.h | 1 - net/mac80211/main.c | 8 -------- net/mac80211/wext.c | 21 ++++++++++++++++++--- 3 files changed, 18 insertions(+), 12 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 678278344d79..2cb743ed9f9c 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -592,7 +592,6 @@ struct ieee80211_local { int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; unsigned int filter_flags; /* FIF_* */ struct iw_statistics wstats; - u8 wstats_flags; bool tim_in_locked_section; /* see ieee80211_beacon_get() */ int tx_headroom; /* required headroom for hardware/radiotap */ diff --git a/net/mac80211/main.c b/net/mac80211/main.c index b4973a1b6595..5667f4e8067f 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -905,14 +905,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) local->hw.conf.listen_interval = local->hw.max_listen_interval; - local->wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC | - IEEE80211_HW_SIGNAL_DBM) ? - IW_QUAL_QUAL_UPDATED : IW_QUAL_QUAL_INVALID; - local->wstats_flags |= local->hw.flags & IEEE80211_HW_NOISE_DBM ? - IW_QUAL_NOISE_UPDATED : IW_QUAL_NOISE_INVALID; - if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) - local->wstats_flags |= IW_QUAL_DBM; - result = sta_info_start(local); if (result < 0) goto fail_sta_info; diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c index b337d7d5edb3..2b023dce8b24 100644 --- a/net/mac80211/wext.c +++ b/net/mac80211/wext.c @@ -145,6 +145,21 @@ static int ieee80211_ioctl_siwgenie(struct net_device *dev, return -EOPNOTSUPP; } +static u8 ieee80211_get_wstats_flags(struct ieee80211_local *local) +{ + u8 wstats_flags = 0; + + wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC | + IEEE80211_HW_SIGNAL_DBM) ? + IW_QUAL_QUAL_UPDATED : IW_QUAL_QUAL_INVALID; + wstats_flags |= local->hw.flags & IEEE80211_HW_NOISE_DBM ? + IW_QUAL_NOISE_UPDATED : IW_QUAL_NOISE_INVALID; + if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) + wstats_flags |= IW_QUAL_DBM; + + return wstats_flags; +} + static int ieee80211_ioctl_giwrange(struct net_device *dev, struct iw_request_info *info, struct iw_point *data, char *extra) @@ -187,13 +202,13 @@ static int ieee80211_ioctl_giwrange(struct net_device *dev, range->max_qual.noise = 0; range->max_qual.qual = 100; - range->max_qual.updated = local->wstats_flags; + range->max_qual.updated = ieee80211_get_wstats_flags(local); range->avg_qual.qual = 50; /* not always true but better than nothing */ range->avg_qual.level = range->max_qual.level / 2; range->avg_qual.noise = range->max_qual.noise / 2; - range->avg_qual.updated = local->wstats_flags; + range->avg_qual.updated = ieee80211_get_wstats_flags(local); range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; @@ -979,7 +994,7 @@ static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev wstats->qual.level = sta->last_signal; wstats->qual.qual = sta->last_qual; wstats->qual.noise = sta->last_noise; - wstats->qual.updated = local->wstats_flags; + wstats->qual.updated = ieee80211_get_wstats_flags(local); } rcu_read_unlock(); -- 2.20.1