From ff84e7bfe1763982e1ada390386dbe4739cee1e2 Mon Sep 17 00:00:00 2001 From: "tamizhr@codeaurora.org" Date: Wed, 31 Jan 2018 16:24:50 +0530 Subject: mac80211: Add support to notify ht/vht opmode modification. This will add support to send an event to a userspace application whenever station advertise its ht/vht opmode modification through an action frame. Signed-off-by: Tamizh chelvam Signed-off-by: Johannes Berg --- net/mac80211/vht.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'net/mac80211/vht.c') diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index b9276ac849fa..5714dee76b12 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -447,6 +447,7 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, enum nl80211_band band) { enum ieee80211_sta_rx_bandwidth new_bw; + struct sta_opmode_info sta_opmode = {}; u32 changed = 0; u8 nss; @@ -460,7 +461,9 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, if (sta->sta.rx_nss != nss) { sta->sta.rx_nss = nss; + sta_opmode.rx_nss = nss; changed |= IEEE80211_RC_NSS_CHANGED; + sta_opmode.changed |= STA_OPMODE_N_SS_CHANGED; } switch (opmode & IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK) { @@ -481,9 +484,15 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, new_bw = ieee80211_sta_cur_vht_bw(sta); if (new_bw != sta->sta.bandwidth) { sta->sta.bandwidth = new_bw; + sta_opmode.bw = new_bw; changed |= IEEE80211_RC_BW_CHANGED; + sta_opmode.changed |= STA_OPMODE_MAX_BW_CHANGED; } + if (sta_opmode.changed) + cfg80211_sta_opmode_change_notify(sdata->dev, sta->addr, + &sta_opmode, GFP_KERNEL); + return changed; } -- cgit v1.2.3