From 9cf02338880dfc5928e98e3a1200d5aacfa6d1c6 Mon Sep 17 00:00:00 2001 From: Ben Greear Date: Fri, 9 Aug 2019 11:00:01 -0700 Subject: [PATCH] mac80211: add assoc-at support Report timestamp for when sta becomes associated. Signed-off-by: Ben Greear Link: https://lore.kernel.org/r/20190809180001.26393-2-greearb@candelatech.com [fix ktime_get_boot_ns() to ktime_get_boottime_ns(), assoc_at type to u64] Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 3 +++ net/mac80211/sta_info.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index fb6614f57cbc..df553070206c 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1961,6 +1961,7 @@ int sta_info_move_state(struct sta_info *sta, case IEEE80211_STA_ASSOC: if (sta->sta_state == IEEE80211_STA_AUTH) { set_bit(WLAN_STA_ASSOC, &sta->_flags); + sta->assoc_at = ktime_get_boottime_ns(); ieee80211_recalc_min_chandef(sta->sdata); if (!sta->sta.support_p2p_ps) ieee80211_recalc_p2p_go_ps_allowed(sta->sdata); @@ -2190,6 +2191,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, BIT_ULL(NL80211_STA_INFO_STA_FLAGS) | BIT_ULL(NL80211_STA_INFO_BSS_PARAM) | BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME) | + BIT_ULL(NL80211_STA_INFO_ASSOC_AT_BOOTTIME) | BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC); if (sdata->vif.type == NL80211_IFTYPE_STATION) { @@ -2198,6 +2200,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, } sinfo->connected_time = ktime_get_seconds() - sta->last_connected; + sinfo->assoc_at = sta->assoc_at; sinfo->inactive_time = jiffies_to_msecs(jiffies - ieee80211_sta_last_active(sta)); diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 3260d4234920..369c2dddce52 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -466,6 +466,7 @@ struct ieee80211_sta_rx_stats { * the station when it leaves powersave or polls for frames * @driver_buffered_tids: bitmap of TIDs the driver has data buffered on * @txq_buffered_tids: bitmap of TIDs that mac80211 has txq data buffered on + * @assoc_at: clock boottime (in ns) of last association * @last_connected: time (in seconds) when a station got connected * @last_seq_ctrl: last received seq/frag number from this STA (per TID * plus one for non-QoS frames) @@ -562,6 +563,7 @@ struct sta_info { unsigned long driver_buffered_tids; unsigned long txq_buffered_tids; + u64 assoc_at; long last_connected; /* Updated from RX path only, no locking requirements */