From patchwork Fri Aug 9 17:46:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Greear X-Patchwork-Id: 11087423 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B34E313B1 for ; Fri, 9 Aug 2019 17:52:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A89FB205F7 for ; Fri, 9 Aug 2019 17:52:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A70A7208C2; Fri, 9 Aug 2019 17:52:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B451205F7 for ; Fri, 9 Aug 2019 17:52:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436646AbfHIRwG (ORCPT ); Fri, 9 Aug 2019 13:52:06 -0400 Received: from mail2.candelatech.com ([208.74.158.173]:45674 "EHLO mail3.candelatech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726628AbfHIRwG (ORCPT ); Fri, 9 Aug 2019 13:52:06 -0400 X-Greylist: delayed 304 seconds by postgrey-1.27 at vger.kernel.org; Fri, 09 Aug 2019 13:52:06 EDT Received: from ben-dt4.candelatech.com (50-251-239-81-static.hfc.comcastbusiness.net [50.251.239.81]) by mail3.candelatech.com (Postfix) with ESMTP id AD0D3137561; Fri, 9 Aug 2019 10:47:01 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 mail3.candelatech.com AD0D3137561 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=candelatech.com; s=default; t=1565372821; bh=BzgsWAl4vMLDLFs3dHyr1NfgoztUvjPPnhWchABtpJI=; h=From:To:Cc:Subject:Date:From; b=GBznpfr6xq5Q2Mb9M/Csrw960uQWr34jw2MsaOOVOGSuV16nNUhdzKTKz0mGgmfNn SZSplH39pb5vEcr7WYHfBZ58Z/iDwl+yD8H9OSNdTD3+FfxQ/YJjDTK2M9uYX19ha8 TlovqSvgkB07kUeAqQBE8pGqFi/iDp1/jSekJOLA= From: greearb@candelatech.com To: linux-wireless@vger.kernel.org Cc: johannes@sipsolutions.net, Ben Greear Subject: [PATCH 1/2] wireless: Support assoc-at timer in sta-info Date: Fri, 9 Aug 2019 10:46:55 -0700 Message-Id: <20190809174656.20872-1-greearb@candelatech.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ben Greear Report time stamp of when sta became associated. This is the boottime clock, units are nano-seconds. Signed-off-by: Ben Greear --- This attempts to implement the associated-at timestamp reporting with boottime stamp instead of wall-clock, as suggested. 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 ef510c916635..19c200b917eb 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1306,6 +1306,7 @@ 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 + * @assoc_at: bootime (ns) of the last association * @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 @@ -1366,6 +1367,7 @@ struct station_info { u64 filled; u32 connected_time; u32 inactive_time; + u64 assoc_at; u64 rx_bytes; u64 tx_bytes; u16 llid; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 76d5811193be..3796e1e06665 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -3175,6 +3175,7 @@ enum nl80211_sta_bss_param { * sent to the station (u64, usec) * @NL80211_STA_INFO_AIRTIME_WEIGHT: current airtime weight for station (u16) * @NL80211_STA_INFO_AIRTIME_LINK_METRIC: airtime link metric for mesh station + * @NL80211_STA_INFO_ASSOC_AT_BOOTTIME: Timestamp of last association * @__NL80211_STA_INFO_AFTER_LAST: internal * @NL80211_STA_INFO_MAX: highest possible station info attribute */ @@ -3221,6 +3222,7 @@ enum nl80211_sta_info { NL80211_STA_INFO_TX_DURATION, NL80211_STA_INFO_AIRTIME_WEIGHT, NL80211_STA_INFO_AIRTIME_LINK_METRIC, + NL80211_STA_INFO_ASSOC_AT_BOOTTIME, /* keep last */ __NL80211_STA_INFO_AFTER_LAST, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 789cd98f02f5..b61a59b9d78b 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5028,6 +5028,7 @@ 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(ASSOC_AT_BOOTTIME, assoc_at); if (sinfo->filled & (BIT_ULL(NL80211_STA_INFO_RX_BYTES) | BIT_ULL(NL80211_STA_INFO_RX_BYTES64)) &&