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[PATCH] ieee80211: Add spectrum management information 

Add spectrum management information and use stat.signal to provide
signal level information.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Zhu Yi 2006-01-19 16:21:54 +08:00 committed by John W. Linville
parent d128f6c176
commit 7bd6436604
1 changed files with 29 additions and 2 deletions
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31
net/ieee80211/ieee80211_wx.c
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@ -149,9 +149,7 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID |
IW_QUAL_LEVEL_INVALID;
iwe.u.qual.qual = 0;
iwe.u.qual.level = 0;
} else {
iwe.u.qual.level = network->stats.rssi;
if (ieee->perfect_rssi == ieee->worst_rssi)
iwe.u.qual.qual = 100;
else
@ -179,6 +177,13 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
iwe.u.qual.noise = network->stats.noise;
}
if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL)) {
iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
iwe.u.qual.level = 0;
} else {
iwe.u.qual.level = network->stats.signal;
}
start = iwe_stream_add_event(start, stop, &iwe, IW_EV_QUAL_LEN);
iwe.cmd = IWEVCUSTOM;
@ -229,6 +234,28 @@ static char *ipw2100_translate_scan(struct ieee80211_device *ieee,
if (iwe.u.data.length)
start = iwe_stream_add_point(start, stop, &iwe, custom);
/* Add spectrum management information */
iwe.cmd = -1;
p = custom;
p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Channel flags: ");
if (ieee80211_get_channel_flags(ieee, network->channel) &
IEEE80211_CH_INVALID) {
iwe.cmd = IWEVCUSTOM;
p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "INVALID ");
}
if (ieee80211_get_channel_flags(ieee, network->channel) &
IEEE80211_CH_RADAR_DETECT) {
iwe.cmd = IWEVCUSTOM;
p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "DFS ");
}
if (iwe.cmd == IWEVCUSTOM) {
iwe.u.data.length = p - custom;
start = iwe_stream_add_point(start, stop, &iwe, custom);
}
return start;
}