leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mac80211: calculate wstats_flags on the fly

Browse Source 
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>
This commit is contained in:
Johannes Berg 2009-02-10 21:26:01 +01:00 committed by John W. Linville
parent 00d3f14cf9
commit 9a03d6d7a8
3 changed files with 18 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
net/mac80211/ieee80211_i.h
View File

@ -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 */

8
net/mac80211/main.c
View File

@ -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;

21
net/mac80211/wext.c
View File

@ -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();