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authorArik Nemtsov <arik@wizery.com>2014-11-09 18:50:15 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-11-19 18:45:04 +0100
commit9041c1fa5722250025be9a7450622c9108088c5a (patch)
tree0771cbcc4518a708ac58aec7388c06eb926bba39 /net/mac80211/cfg.c
parent78632a17eaa7a5abdc22aac8ca5932d6cad59984 (diff)
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mac80211: track AP and peer STA TDLS chan-switch support
The AP or peer can prohibit TDLS channel switch via a bit in the extended capabilities IE. Parse the IE and track this bit. Set an appropriate STA flag if both the AP and peer STA support TDLS channel-switching. Add the new STA flag and the missing TDLS_INITIATOR to debugfs. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Arik Nemtsov <arik@wizery.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 3ecbf68dadf1..8195e65d8a91 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1042,6 +1042,13 @@ static int sta_apply_parameters(struct ieee80211_local *local,
clear_sta_flag(sta, WLAN_STA_TDLS_PEER);
}
+ /* mark TDLS channel switch support, if the AP allows it */
+ if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) &&
+ !sdata->u.mgd.tdls_chan_switch_prohibited &&
+ params->ext_capab_len >= 4 &&
+ params->ext_capab[3] & WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)
+ set_sta_flag(sta, WLAN_STA_TDLS_CHAN_SWITCH);
+
if (params->sta_modify_mask & STATION_PARAM_APPLY_UAPSD) {
sta->sta.uapsd_queues = params->uapsd_queues;
sta->sta.max_sp = params->max_sp;
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