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authorJohannes Berg <johannes@sipsolutions.net>2009-02-10 21:26:01 +0100
committerJohn W. Linville <linville@tuxdriver.com>2009-02-13 13:45:59 -0500
commit9a03d6d7a8698f26f8ef02dd3c91f8f68c4edcc7 (patch)
treee146c165c361b208e8ba41452acff0c75b84d68a
parent00d3f14cf9f12c21428121026a5e1d5f65926447 (diff)
mac80211: calculate wstats_flags on the fly
Just to make wext.c more self-contained. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--net/mac80211/ieee80211_i.h1
-rw-r--r--net/mac80211/main.c8
-rw-r--r--net/mac80211/wext.c21
3 files changed, 18 insertions, 12 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 678278344d7..2cb743ed9f9 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 b4973a1b659..5667f4e8067 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 b337d7d5edb..2b023dce8b2 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();