diff options
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 73 |
1 files changed, 48 insertions, 25 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index b5f1bba7ffe..3acb70b73e2 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2375,31 +2375,27 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) switch (mgmt->u.action.u.ht_smps.action) { case WLAN_HT_ACTION_SMPS: { struct ieee80211_supported_band *sband; - u8 smps; + enum ieee80211_smps_mode smps_mode; /* convert to HT capability */ switch (mgmt->u.action.u.ht_smps.smps_control) { case WLAN_HT_SMPS_CONTROL_DISABLED: - smps = WLAN_HT_CAP_SM_PS_DISABLED; + smps_mode = IEEE80211_SMPS_OFF; break; case WLAN_HT_SMPS_CONTROL_STATIC: - smps = WLAN_HT_CAP_SM_PS_STATIC; + smps_mode = IEEE80211_SMPS_STATIC; break; case WLAN_HT_SMPS_CONTROL_DYNAMIC: - smps = WLAN_HT_CAP_SM_PS_DYNAMIC; + smps_mode = IEEE80211_SMPS_DYNAMIC; break; default: goto invalid; } - smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; /* if no change do nothing */ - if ((rx->sta->sta.ht_cap.cap & - IEEE80211_HT_CAP_SM_PS) == smps) + if (rx->sta->sta.smps_mode == smps_mode) goto handled; - - rx->sta->sta.ht_cap.cap &= ~IEEE80211_HT_CAP_SM_PS; - rx->sta->sta.ht_cap.cap |= smps; + rx->sta->sta.smps_mode = smps_mode; sband = rx->local->hw.wiphy->bands[status->band]; @@ -2410,26 +2406,21 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) case WLAN_HT_ACTION_NOTIFY_CHANWIDTH: { struct ieee80211_supported_band *sband; u8 chanwidth = mgmt->u.action.u.ht_notify_cw.chanwidth; - bool old_40mhz, new_40mhz; + enum ieee80211_sta_rx_bandwidth new_bw; /* If it doesn't support 40 MHz it can't change ... */ - if (!rx->sta->supports_40mhz) + if (!(rx->sta->sta.ht_cap.cap & + IEEE80211_HT_CAP_SUP_WIDTH_20_40)) goto handled; - old_40mhz = rx->sta->sta.ht_cap.cap & - IEEE80211_HT_CAP_SUP_WIDTH_20_40; - new_40mhz = chanwidth == IEEE80211_HT_CHANWIDTH_ANY; + if (chanwidth == IEEE80211_HT_CHANWIDTH_20MHZ) + new_bw = IEEE80211_STA_RX_BW_20; + else + new_bw = ieee80211_sta_cur_vht_bw(rx->sta); - if (old_40mhz == new_40mhz) + if (rx->sta->sta.bandwidth == new_bw) goto handled; - if (new_40mhz) - rx->sta->sta.ht_cap.cap |= - IEEE80211_HT_CAP_SUP_WIDTH_20_40; - else - rx->sta->sta.ht_cap.cap &= - ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; - sband = rx->local->hw.wiphy->bands[status->band]; rate_control_rate_update(local, sband, rx->sta, @@ -2441,6 +2432,37 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) } break; + case WLAN_CATEGORY_VHT: + if (sdata->vif.type != NL80211_IFTYPE_STATION && + sdata->vif.type != NL80211_IFTYPE_MESH_POINT && + sdata->vif.type != NL80211_IFTYPE_AP_VLAN && + sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_ADHOC) + break; + + /* verify action code is present */ + if (len < IEEE80211_MIN_ACTION_SIZE + 1) + goto invalid; + + switch (mgmt->u.action.u.vht_opmode_notif.action_code) { + case WLAN_VHT_ACTION_OPMODE_NOTIF: { + u8 opmode; + + /* verify opmode is present */ + if (len < IEEE80211_MIN_ACTION_SIZE + 2) + goto invalid; + + opmode = mgmt->u.action.u.vht_opmode_notif.operating_mode; + + ieee80211_vht_handle_opmode(rx->sdata, rx->sta, + opmode, status->band, + false); + goto handled; + } + default: + break; + } + break; case WLAN_CATEGORY_BACK: if (sdata->vif.type != NL80211_IFTYPE_STATION && sdata->vif.type != NL80211_IFTYPE_MESH_POINT && @@ -2692,8 +2714,9 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx) return RX_DROP_MONITOR; break; case cpu_to_le16(IEEE80211_STYPE_PROBE_REQ): - /* process only for ibss */ - if (sdata->vif.type != NL80211_IFTYPE_ADHOC) + /* process only for ibss and mesh */ + if (sdata->vif.type != NL80211_IFTYPE_ADHOC && + sdata->vif.type != NL80211_IFTYPE_MESH_POINT) return RX_DROP_MONITOR; break; default: |