diff options
| author | Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de> | 2013-06-28 10:39:59 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-07-16 09:57:57 +0300 |
| commit | 822854b0b1d8f893279ca717f3d084aa5fcd9ff5 (patch) | |
| tree | e1966e30e509c4bce35845d07284928100a24773 /net/mac80211/ibss.c | |
| parent | 803768f54ef84cb4aaac0b51274b11b31885588c (diff) | |
| download | op-kernel-dev-822854b0b1d8f893279ca717f3d084aa5fcd9ff5.zip op-kernel-dev-822854b0b1d8f893279ca717f3d084aa5fcd9ff5.tar.gz | |
mac80211: enable HT overrides for ibss
Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Diffstat (limited to 'net/mac80211/ibss.c')
| -rw-r--r-- | net/mac80211/ibss.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index ea7b9c2..7f290a8 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -179,8 +179,12 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, chandef.width != NL80211_CHAN_WIDTH_5 && chandef.width != NL80211_CHAN_WIDTH_10 && sband->ht_cap.ht_supported) { - pos = ieee80211_ie_build_ht_cap(pos, &sband->ht_cap, - sband->ht_cap.cap); + struct ieee80211_sta_ht_cap ht_cap; + + memcpy(&ht_cap, &sband->ht_cap, sizeof(ht_cap)); + ieee80211_apply_htcap_overrides(sdata, &ht_cap); + + pos = ieee80211_ie_build_ht_cap(pos, &ht_cap, ht_cap.cap); /* * Note: According to 802.11n-2009 9.13.3.1, HT Protection * field and RIFS Mode are reserved in IBSS mode, therefore @@ -1051,6 +1055,11 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, memcpy(sdata->u.ibss.ssid, params->ssid, params->ssid_len); sdata->u.ibss.ssid_len = params->ssid_len; + memcpy(&sdata->u.ibss.ht_capa, ¶ms->ht_capa, + sizeof(sdata->u.ibss.ht_capa)); + memcpy(&sdata->u.ibss.ht_capa_mask, ¶ms->ht_capa_mask, + sizeof(sdata->u.ibss.ht_capa_mask)); + /* * 802.11n-2009 9.13.3.1: In an IBSS, the HT Protection field is * reserved, but an HT STA shall protect HT transmissions as though @@ -1131,6 +1140,11 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata) presp = rcu_dereference_protected(ifibss->presp, lockdep_is_held(&sdata->wdev.mtx)); RCU_INIT_POINTER(sdata->u.ibss.presp, NULL); + + /* on the next join, re-program HT parameters */ + memset(&ifibss->ht_capa, 0, sizeof(ifibss->ht_capa)); + memset(&ifibss->ht_capa_mask, 0, sizeof(ifibss->ht_capa_mask)); + sdata->vif.bss_conf.ibss_joined = false; sdata->vif.bss_conf.ibss_creator = false; sdata->vif.bss_conf.enable_beacon = false; |
