diff options
Diffstat (limited to 'net/mac80211/agg-rx.c')
| -rw-r--r-- | net/mac80211/agg-rx.c | 58 |
1 files changed, 37 insertions, 21 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index 4d1c335e06e5..9414d3bbd65f 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -9,7 +9,7 @@ * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2007-2010, Intel Corporation * Copyright(c) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ /** @@ -180,7 +180,8 @@ static void sta_rx_agg_reorder_timer_expired(struct timer_list *t) static void ieee80211_add_addbaext(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, - const struct ieee80211_addba_ext_ie *req) + const struct ieee80211_addba_ext_ie *req, + u16 buf_size) { struct ieee80211_supported_band *sband; struct ieee80211_addba_ext_ie *resp; @@ -191,7 +192,8 @@ static void ieee80211_add_addbaext(struct ieee80211_sub_if_data *sdata, sband = ieee80211_get_sband(sdata); if (!sband) return; - he_cap = ieee80211_get_he_iftype_cap(sband, sdata->vif.type); + he_cap = ieee80211_get_he_iftype_cap(sband, + ieee80211_vif_type_p2p(&sdata->vif)); if (!he_cap) return; @@ -209,6 +211,8 @@ static void ieee80211_add_addbaext(struct ieee80211_sub_if_data *sdata, frag_level = cap_frag_level; resp->data |= u8_encode_bits(frag_level, IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK); + resp->data |= u8_encode_bits(buf_size >> IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT, + IEEE80211_ADDBA_EXT_BUF_SIZE_MASK); } static void ieee80211_send_addba_resp(struct sta_info *sta, u8 *da, u16 tid, @@ -238,7 +242,7 @@ static void ieee80211_send_addba_resp(struct sta_info *sta, u8 *da, u16 tid, sdata->vif.type == NL80211_IFTYPE_MESH_POINT) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) - memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(mgmt->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); @@ -250,17 +254,17 @@ static void ieee80211_send_addba_resp(struct sta_info *sta, u8 *da, u16 tid, mgmt->u.action.u.addba_resp.action_code = WLAN_ACTION_ADDBA_RESP; mgmt->u.action.u.addba_resp.dialog_token = dialog_token; - capab = (u16)(amsdu << 0); /* bit 0 A-MSDU support */ - capab |= (u16)(policy << 1); /* bit 1 aggregation policy */ - capab |= (u16)(tid << 2); /* bit 5:2 TID number */ - capab |= (u16)(buf_size << 6); /* bit 15:6 max size of aggregation */ + capab = u16_encode_bits(amsdu, IEEE80211_ADDBA_PARAM_AMSDU_MASK); + capab |= u16_encode_bits(policy, IEEE80211_ADDBA_PARAM_POLICY_MASK); + capab |= u16_encode_bits(tid, IEEE80211_ADDBA_PARAM_TID_MASK); + capab |= u16_encode_bits(buf_size, IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK); mgmt->u.action.u.addba_resp.capab = cpu_to_le16(capab); mgmt->u.action.u.addba_resp.timeout = cpu_to_le16(timeout); mgmt->u.action.u.addba_resp.status = cpu_to_le16(status); - if (sta->sta.he_cap.has_he && addbaext) - ieee80211_add_addbaext(sdata, skb, addbaext); + if (sta->sta.deflink.he_cap.has_he && addbaext) + ieee80211_add_addbaext(sdata, skb, addbaext, buf_size); ieee80211_tx_skb(sdata, skb); } @@ -292,7 +296,8 @@ void ___ieee80211_start_rx_ba_session(struct sta_info *sta, goto end; } - if (!sta->sta.ht_cap.ht_supported) { + if (!sta->sta.deflink.ht_cap.ht_supported && + sta->sdata->vif.bss_conf.chandef.chan->band != NL80211_BAND_6GHZ) { ht_dbg(sta->sdata, "STA %pM erroneously requests BA session on tid %d w/o QoS\n", sta->sta.addr, tid); @@ -307,8 +312,10 @@ void ___ieee80211_start_rx_ba_session(struct sta_info *sta, goto end; } - if (sta->sta.he_cap.has_he) - max_buf_size = IEEE80211_MAX_AMPDU_BUF; + if (sta->sta.deflink.eht_cap.has_eht) + max_buf_size = IEEE80211_MAX_AMPDU_BUF_EHT; + else if (sta->sta.deflink.he_cap.has_he) + max_buf_size = IEEE80211_MAX_AMPDU_BUF_HE; else max_buf_size = IEEE80211_MAX_AMPDU_BUF_HT; @@ -317,7 +324,7 @@ void ___ieee80211_start_rx_ba_session(struct sta_info *sta, * and if buffer size does not exceeds max value */ /* XXX: check own ht delayed BA capability?? */ if (((ba_policy != 1) && - (!(sta->sta.ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA))) || + (!(sta->sta.deflink.ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA))) || (buf_size > max_buf_size)) { status = WLAN_STATUS_INVALID_QOS_PARAM; ht_dbg_ratelimited(sta->sdata, @@ -349,7 +356,7 @@ void ___ieee80211_start_rx_ba_session(struct sta_info *sta, sta->sta.addr, tid); /* We have no API to update the timeout value in the * driver so reject the timeout update if the timeout - * changed. If if did not change, i.e., no real update, + * changed. If it did not change, i.e., no real update, * just reply with success. */ rcu_read_lock(); @@ -476,7 +483,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, size_t len) { u16 capab, tid, timeout, ba_policy, buf_size, start_seq_num; - struct ieee802_11_elems elems = { 0 }; + struct ieee802_11_elems *elems = NULL; u8 dialog_token; int ies_len; @@ -494,16 +501,25 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, ies_len = len - offsetof(struct ieee80211_mgmt, u.action.u.addba_req.variable); if (ies_len) { - ieee802_11_parse_elems(mgmt->u.action.u.addba_req.variable, - ies_len, true, &elems, mgmt->bssid, NULL); - if (elems.parse_error) - return; + elems = ieee802_11_parse_elems(mgmt->u.action.u.addba_req.variable, + ies_len, true, NULL); + if (!elems || elems->parse_error) + goto free; + } + + if (sta->sta.deflink.eht_cap.has_eht && elems && elems->addba_ext_ie) { + u8 buf_size_1k = u8_get_bits(elems->addba_ext_ie->data, + IEEE80211_ADDBA_EXT_BUF_SIZE_MASK); + + buf_size |= buf_size_1k << IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT; } __ieee80211_start_rx_ba_session(sta, dialog_token, timeout, start_seq_num, ba_policy, tid, buf_size, true, false, - elems.addba_ext_ie); + elems ? elems->addba_ext_ie : NULL); +free: + kfree(elems); } void ieee80211_manage_rx_ba_offl(struct ieee80211_vif *vif, |