Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]:52586 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935275AbeFMK7j (ORCPT ); Wed, 13 Jun 2018 06:59:39 -0400 From: Tamizh chelvam To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Tamizh chelvam Subject: [PATCH 2/4] mac80211: Add api to configure low and high txrate threshold Date: Wed, 13 Jun 2018 16:28:57 +0530 Message-Id: <1528887539-26821-3-git-send-email-tamizhr@codeaurora.org> (sfid-20180613_125952_917007_88328018) In-Reply-To: <1528887539-26821-1-git-send-email-tamizhr@codeaurora.org> References: <1528887539-26821-1-git-send-email-tamizhr@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: Add set_sta_mon_txrate_config api to configure low and high txrate threshold for a connected station. The configuration will be represented in 100kbps. Signed-off-by: Tamizh chelvam --- net/mac80211/cfg.c | 35 +++++++++++++++++++++++++++++++++++ net/mac80211/sta_info.h | 7 +++++++ 2 files changed, 42 insertions(+) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 5cdd8a3..649f5c7 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -3876,6 +3876,40 @@ static int ieee80211_set_sta_mon_rssi_range_cfg(struct wiphy *wiphy, return 0; } +static int ieee80211_set_sta_mon_txrate_config(struct wiphy *wiphy, + struct net_device *dev, + const u8 *peer, + u32 low_txrate_thold, + u32 high_txrate_thold) +{ + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct sta_info *sta; + + if (sdata->vif.type == NL80211_IFTYPE_AP && + !wiphy_ext_feature_isset(sdata->local->hw.wiphy, + NL80211_EXT_FEATURE_STA_MON_TXRATE_CONFIG)) + return -EOPNOTSUPP; + + mutex_lock(&sdata->local->sta_mtx); + + sta = sta_info_get_bss(sdata, peer); + if (!sta) { + mutex_unlock(&sdata->local->sta_mtx); + return -ENOENT; + } + + if (sta->txrate_low == low_txrate_thold && + sta->txrate_high == high_txrate_thold) + goto unlock; + + sta->txrate_low = low_txrate_thold; + sta->txrate_high = high_txrate_thold; + +unlock: + mutex_unlock(&sdata->local->sta_mtx); + return 0; +} + const struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -3972,4 +4006,5 @@ static int ieee80211_set_sta_mon_rssi_range_cfg(struct wiphy *wiphy, .get_txq_stats = ieee80211_get_txq_stats, .set_sta_mon_rssi_config = ieee80211_set_sta_mon_rssi_config, .set_sta_mon_rssi_range_config = ieee80211_set_sta_mon_rssi_range_cfg, + .set_sta_mon_txrate_config = ieee80211_set_sta_mon_txrate_config, }; diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 05d68f8..a71f50c 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -497,6 +497,10 @@ struct ieee80211_sta_rx_stats { * @count_rx_signal: Number of data frames used in averaging station signal. * This can be used to avoid generating less reliable station rssi cross * events that would be based only on couple of received frames + * @txrate_low: TXRATE lower threshold for a station to monitor, this will be + * in 100Kbps + * @txrate_high: TXRATE upper threshold for a station to monitor, this will be + * in 100Kbps */ struct sta_info { /* General information, mostly static */ @@ -605,6 +609,9 @@ struct sta_info { int last_sta_mon_event_signal; unsigned int count_rx_signal; + u32 txrate_low; + u32 txrate_high; + /* keep last! */ struct ieee80211_sta sta; }; -- 1.7.9.5