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| author | Felix Fietkau <nbd@openwrt.org> | 2010-10-09 02:39:29 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-10-11 15:04:20 -0400 |
| commit | 8610c29a2c9f273886b1c31ae4d92c69d4326262 (patch) | |
| tree | c0424e55a67e0a2a1c7f1d72a9d807c442da5a9c /net/wireless/nl80211.c | |
| parent | 15943a72c7d2031c9150917ca9161a9f891d455a (diff) | |
| download | kernel_samsung_smdk4412-8610c29a2c9f273886b1c31ae4d92c69d4326262.tar.gz kernel_samsung_smdk4412-8610c29a2c9f273886b1c31ae4d92c69d4326262.tar.bz2 kernel_samsung_smdk4412-8610c29a2c9f273886b1c31ae4d92c69d4326262.zip | |
cfg80211: add channel utilization stats to the survey command
Using these, user space can calculate a relative channel utilization
with arbitrary intervals by regularly taking snapshots of the survey
results.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 882dc921103..c506241f863 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3153,6 +3153,21 @@ static int nl80211_send_survey(struct sk_buff *msg, u32 pid, u32 seq, survey->noise); if (survey->filled & SURVEY_INFO_IN_USE) NLA_PUT_FLAG(msg, NL80211_SURVEY_INFO_IN_USE); + if (survey->filled & SURVEY_INFO_CHANNEL_TIME) + NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME, + survey->channel_time); + if (survey->filled & SURVEY_INFO_CHANNEL_TIME_BUSY) + NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY, + survey->channel_time_busy); + if (survey->filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY) + NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_EXT_BUSY, + survey->channel_time_ext_busy); + if (survey->filled & SURVEY_INFO_CHANNEL_TIME_RX) + NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_RX, + survey->channel_time_rx); + if (survey->filled & SURVEY_INFO_CHANNEL_TIME_TX) + NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_TX, + survey->channel_time_tx); nla_nest_end(msg, infoattr); |