From:   greearb@candelatech.com
To:     linux-wireless@vger.kernel.org
Cc:     Ben Greear <greearb@candelatech.com>
Subject: [PATCH 1/2] wireless:  Support auth-at-ms timer in sta-info
Date:   Fri, 12 Apr 2019 14:37:09 -0700
Message-Id: <20190412213710.17292-1-greearb@candelatech.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-wireless-owner@vger.kernel.org
Precedence: bulk

From: Ben Greear <greearb@candelatech.com>

Report time stamp of when sta became authenticated.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 include/net/cfg80211.h       | 2 ++
 include/uapi/linux/nl80211.h | 2 ++
 net/wireless/nl80211.c       | 1 +
 3 files changed, 5 insertions(+)

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f49eb1464b7a..430501c09c01 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1268,6 +1268,7 @@ struct cfg80211_tid_stats {
  *	indicate the relevant values in this struct for them
  * @connected_time: time(in secs) since a station is last connected
  * @inactive_time: time since last station activity (tx/rx) in milliseconds
+ * @auth_at_ms: time in ms of the last assoc -> auth transition.
  * @rx_bytes: bytes (size of MPDUs) received from this station
  * @tx_bytes: bytes (size of MPDUs) transmitted to this station
  * @llid: mesh local link id
@@ -1324,6 +1325,7 @@ struct station_info {
 	u64 filled;
 	u32 connected_time;
 	u32 inactive_time;
+	u64 auth_at_ms;
 	u64 rx_bytes;
 	u64 tx_bytes;
 	u16 llid;
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 0f03cfcda965..8d0b7a88877c 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -3079,6 +3079,7 @@ enum nl80211_sta_bss_param {
  * @NL80211_STA_INFO_TX_DURATION: aggregate PPDU duration for all frames
  *	sent to the station (u64, usec)
  * @NL80211_STA_INFO_AIRTIME_WEIGHT: current airtime weight for station (u16)
+ * @NL80211_STA_INFO_AUTH_AT_MS: Timestamp of last assoc -> auth transition, in ms
  * @__NL80211_STA_INFO_AFTER_LAST: internal
  * @NL80211_STA_INFO_MAX: highest possible station info attribute
  */
@@ -3124,6 +3125,7 @@ enum nl80211_sta_info {
 	NL80211_STA_INFO_CONNECTED_TO_GATE,
 	NL80211_STA_INFO_TX_DURATION,
 	NL80211_STA_INFO_AIRTIME_WEIGHT,
+	NL80211_STA_INFO_AUTH_AT_MS,
 
 	/* keep last */
 	__NL80211_STA_INFO_AFTER_LAST,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index bcb432815c64..74be48c1ae02 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4763,6 +4763,7 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
 
 	PUT_SINFO(CONNECTED_TIME, connected_time, u32);
 	PUT_SINFO(INACTIVE_TIME, inactive_time, u32);
+	PUT_SINFO_U64(AUTH_AT_MS, auth_at_ms);
 
 	if (sinfo->filled & (BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
 			     BIT_ULL(NL80211_STA_INFO_RX_BYTES64)) &&
-- 
2.20.1