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Diffstat (limited to 'net/mac80211/agg-tx.c')
-rw-r--r--net/mac80211/agg-tx.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index c8ba2e777..ff757181b 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -97,7 +97,8 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
mgmt->u.action.u.addba_req.action_code = WLAN_ACTION_ADDBA_REQ;
mgmt->u.action.u.addba_req.dialog_token = dialog_token;
- capab = (u16)(1 << 1); /* bit 1 aggregation policy */
+ capab = (u16)(1 << 0); /* bit 0 A-MSDU support */
+ capab |= (u16)(1 << 1); /* bit 1 aggregation policy */
capab |= (u16)(tid << 2); /* bit 5:2 TID number */
capab |= (u16)(agg_size << 6); /* bit 15:6 max size of aggergation */
@@ -331,7 +332,7 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
return -EALREADY;
ret = drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_STOP_FLUSH_CONT,
- &sta->sta, tid, NULL, 0);
+ &sta->sta, tid, NULL, 0, false);
WARN_ON_ONCE(ret);
return 0;
}
@@ -381,7 +382,7 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
tid_tx->tx_stop = reason == AGG_STOP_LOCAL_REQUEST;
ret = drv_ampdu_action(local, sta->sdata, action,
- &sta->sta, tid, NULL, 0);
+ &sta->sta, tid, NULL, 0, false);
/* HW shall not deny going back to legacy */
if (WARN_ON(ret)) {
@@ -469,7 +470,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
- &sta->sta, tid, &start_seq_num, 0);
+ &sta->sta, tid, &start_seq_num, 0, false);
if (ret) {
ht_dbg(sdata,
"BA request denied - HW unavailable for %pM tid %d\n",
@@ -499,7 +500,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
/* send AddBA request */
ieee80211_send_addba_request(sdata, sta->sta.addr, tid,
tid_tx->dialog_token, start_seq_num,
- local->hw.max_tx_aggregation_subframes,
+ IEEE80211_MAX_AMPDU_BUF,
tid_tx->timeout);
}
@@ -693,7 +694,8 @@ static void ieee80211_agg_tx_operational(struct ieee80211_local *local,
drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_OPERATIONAL,
- &sta->sta, tid, NULL, tid_tx->buf_size);
+ &sta->sta, tid, NULL, tid_tx->buf_size,
+ tid_tx->amsdu);
/*
* synchronize with TX path, while splicing the TX path
@@ -918,10 +920,13 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
struct tid_ampdu_tx *tid_tx;
u16 capab, tid;
u8 buf_size;
+ bool amsdu;
capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
+ amsdu = capab & IEEE80211_ADDBA_PARAM_AMSDU_MASK;
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
buf_size = (capab & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6;
+ buf_size = min(buf_size, local->hw.max_tx_aggregation_subframes);
mutex_lock(&sta->ampdu_mlme.mtx);
@@ -968,6 +973,7 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
}
tid_tx->buf_size = buf_size;
+ tid_tx->amsdu = amsdu;
if (test_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state))
ieee80211_agg_tx_operational(local, sta, tid);