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>
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 6782783..2cb743e 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -592,7 +592,6 @@
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 b4973a1..5667f4e 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -905,14 +905,6 @@
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 b337d7d..2b023dc 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -145,6 +145,21 @@
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 @@
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 @@
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();