diff options
| author |   John Crispin <john@phrozen.org> | 2019-05-28 13:49:47 +0200 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2019-06-14 14:12:13 +0200 |
| commit | c9d3245e03ce20566e373b68dd24a7f2365d8dda (patch) | |
| tree | 4aece12de67fd2c67a1849293d311993b85b3477 /net/mac80211 | |
| parent | nl80211: require and validate vendor command policy (diff) | |
| download | linux-dev-c9d3245e03ce20566e373b68dd24a7f2365d8dda.tar.xz linux-dev-c9d3245e03ce20566e373b68dd24a7f2365d8dda.zip | |
mac80211: dynamically enable the TWT requester support on STA interfaces
Turn TWT for STA interfaces when they associate and/or receive a
beacon where the twt_responder bit has changed.
Signed-off-by: Shashidhar Lakkavalli <slakkavalli@datto.com>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/mlme.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index b7a9fe3d5fcb..281319c826dd 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3148,6 +3148,19 @@ static bool ieee80211_twt_req_supported(const struct sta_info *sta, IEEE80211_HE_MAC_CAP0_TWT_RES; } +static int ieee80211_recalc_twt_req(struct ieee80211_sub_if_data *sdata, + struct sta_info *sta, + struct ieee802_11_elems *elems) +{ + bool twt = ieee80211_twt_req_supported(sta, elems); + + if (sdata->vif.bss_conf.twt_requester != twt) { + sdata->vif.bss_conf.twt_requester = twt; + return BSS_CHANGED_TWT; + } + return 0; +} + static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, struct cfg80211_bss *cbss, struct ieee80211_mgmt *mgmt, size_t len) @@ -3330,8 +3343,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, sta); bss_conf->he_support = sta->sta.he_cap.has_he; - bss_conf->twt_requester = - ieee80211_twt_req_supported(sta, &elems); + changed |= ieee80211_recalc_twt_req(sdata, sta, &elems); } else { bss_conf->he_support = false; bss_conf->twt_requester = false; @@ -3991,6 +4003,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, mutex_lock(&local->sta_mtx); sta = sta_info_get(sdata, bssid); + changed |= ieee80211_recalc_twt_req(sdata, sta, &elems); + if (ieee80211_config_bw(sdata, sta, elems.ht_cap_elem, elems.ht_operation, elems.vht_operation, elems.he_operation, |