1 --- a/net/mac80211/agg-rx.c
2 +++ b/net/mac80211/agg-rx.c
3 @@ -204,6 +204,8 @@ static void ieee80211_send_addba_resp(st
4 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
5 else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
6 memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
7 + else if (sdata->vif.type == NL80211_IFTYPE_WDS)
8 + memcpy(mgmt->bssid, da, ETH_ALEN);
10 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
11 IEEE80211_STYPE_ACTION);
12 --- a/net/mac80211/agg-tx.c
13 +++ b/net/mac80211/agg-tx.c
14 @@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
15 memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
16 if (sdata->vif.type == NL80211_IFTYPE_AP ||
17 sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
18 - sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
19 + sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
20 + sdata->vif.type == NL80211_IFTYPE_WDS)
21 memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
22 else if (sdata->vif.type == NL80211_IFTYPE_STATION)
23 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
24 @@ -527,6 +528,7 @@ int ieee80211_start_tx_ba_session(struct
25 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
26 sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
27 sdata->vif.type != NL80211_IFTYPE_AP &&
28 + sdata->vif.type != NL80211_IFTYPE_WDS &&
29 sdata->vif.type != NL80211_IFTYPE_ADHOC)
32 --- a/net/mac80211/debugfs_sta.c
33 +++ b/net/mac80211/debugfs_sta.c
34 @@ -66,11 +66,11 @@ static ssize_t sta_flags_read(struct fil
35 test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
37 int res = scnprintf(buf, sizeof(buf),
38 - "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
39 + "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
40 TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
41 TEST(PS_DRIVER), TEST(AUTHORIZED),
43 - TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
44 + TEST(WME), TEST(CLEAR_PS_FILT),
45 TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
46 TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
47 TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
48 --- a/net/mac80211/iface.c
49 +++ b/net/mac80211/iface.c
50 @@ -463,7 +463,6 @@ int ieee80211_do_open(struct wireless_de
51 struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
52 struct net_device *dev = wdev->netdev;
53 struct ieee80211_local *local = sdata->local;
54 - struct sta_info *sta;
57 u32 hw_reconf_flags = 0;
58 @@ -629,30 +628,8 @@ int ieee80211_do_open(struct wireless_de
60 set_bit(SDATA_STATE_RUNNING, &sdata->state);
62 - if (sdata->vif.type == NL80211_IFTYPE_WDS) {
63 - /* Create STA entry for the WDS peer */
64 - sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
68 - goto err_del_interface;
71 - sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
72 - sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
73 - sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
75 - res = sta_info_insert(sta);
77 - /* STA has been freed */
78 - goto err_del_interface;
81 - rate_control_rate_init(sta);
82 - netif_carrier_on(dev);
83 - } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
84 + if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE)
85 rcu_assign_pointer(local->p2p_sdata, sdata);
89 * set_multicast_list will be invoked by the networking core
90 @@ -1116,6 +1093,74 @@ static void ieee80211_if_setup(struct ne
91 dev->destructor = free_netdev;
94 +static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
95 + struct sk_buff *skb)
97 + struct ieee80211_local *local = sdata->local;
98 + struct ieee80211_rx_status *rx_status;
99 + struct ieee802_11_elems elems;
100 + struct ieee80211_mgmt *mgmt;
101 + struct sta_info *sta;
106 + enum ieee80211_band band;
107 + struct ieee80211_supported_band *sband;
109 + rx_status = IEEE80211_SKB_RXCB(skb);
110 + band = rx_status->band;
111 + sband = local->hw.wiphy->bands[band];
112 + mgmt = (struct ieee80211_mgmt *) skb->data;
113 + stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
115 + if (stype != IEEE80211_STYPE_BEACON)
118 + baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
119 + if (baselen > skb->len)
122 + ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
123 + skb->len - baselen, false, &elems);
125 + rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
129 + sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
133 + sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
141 + sta->last_rx = jiffies;
142 + sta->sta.supp_rates[band] = rates;
144 + if (elems.ht_cap_elem)
145 + ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
146 + elems.ht_cap_elem, sta);
148 + if (elems.wmm_param)
149 + set_sta_flag(sta, WLAN_STA_WME);
152 + sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
153 + sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
154 + sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
155 + rate_control_rate_init(sta);
156 + sta_info_insert_rcu(sta);
162 static void ieee80211_iface_work(struct work_struct *work)
164 struct ieee80211_sub_if_data *sdata =
165 @@ -1220,6 +1265,9 @@ static void ieee80211_iface_work(struct
167 ieee80211_mesh_rx_queued_mgmt(sdata, skb);
169 + case NL80211_IFTYPE_WDS:
170 + ieee80211_wds_rx_queued_mgmt(sdata, skb);
173 WARN(1, "frame for unexpected interface type");
175 --- a/net/mac80211/rc80211_minstrel_ht.c
176 +++ b/net/mac80211/rc80211_minstrel_ht.c
177 @@ -804,10 +804,18 @@ minstrel_ht_get_rate(void *priv, struct
179 sample_group = &minstrel_mcs_groups[sample_idx / MCS_GROUP_RATES];
180 info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
183 + if (sample_idx / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) {
184 + int idx = sample_idx % ARRAY_SIZE(mp->cck_rates);
185 + rate->idx = mp->cck_rates[idx];
190 rate->idx = sample_idx % MCS_GROUP_RATES +
191 (sample_group->streams - 1) * MCS_GROUP_RATES;
192 rate->flags = IEEE80211_TX_RC_MCS | sample_group->flags;
197 @@ -820,6 +828,9 @@ minstrel_ht_update_cck(struct minstrel_p
198 if (sband->band != IEEE80211_BAND_2GHZ)
201 + if (!(mp->hw->flags & IEEE80211_HW_SUPPORTS_HT_CCK_RATES))
204 mi->cck_supported = 0;
205 mi->cck_supported_short = 0;
206 for (i = 0; i < 4; i++) {
207 --- a/net/mac80211/rx.c
208 +++ b/net/mac80211/rx.c
209 @@ -936,8 +936,14 @@ ieee80211_rx_h_check(struct ieee80211_rx
210 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
211 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
213 - /* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */
214 - if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) {
216 + * Drop duplicate 802.11 retransmissions
217 + * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery")
219 + if (rx->skb->len >= 24 && rx->sta &&
220 + !ieee80211_is_ctl(hdr->frame_control) &&
221 + !ieee80211_is_qos_nullfunc(hdr->frame_control) &&
222 + !is_multicast_ether_addr(hdr->addr1)) {
223 if (unlikely(ieee80211_has_retry(hdr->frame_control) &&
224 rx->sta->last_seq_ctrl[rx->seqno_idx] ==
226 @@ -2369,6 +2375,7 @@ ieee80211_rx_h_action(struct ieee80211_r
227 sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
228 sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
229 sdata->vif.type != NL80211_IFTYPE_AP &&
230 + sdata->vif.type != NL80211_IFTYPE_WDS &&
231 sdata->vif.type != NL80211_IFTYPE_ADHOC)
234 @@ -2720,14 +2727,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
236 if (!ieee80211_vif_is_mesh(&sdata->vif) &&
237 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
238 - sdata->vif.type != NL80211_IFTYPE_STATION)
239 + sdata->vif.type != NL80211_IFTYPE_STATION &&
240 + sdata->vif.type != NL80211_IFTYPE_WDS)
241 return RX_DROP_MONITOR;
244 case cpu_to_le16(IEEE80211_STYPE_AUTH):
245 case cpu_to_le16(IEEE80211_STYPE_BEACON):
246 case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
247 - /* process for all: mesh, mlme, ibss */
248 + /* process for all: mesh, mlme, ibss, wds */
250 case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
251 case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
252 @@ -3059,10 +3067,16 @@ static int prepare_for_handlers(struct i
255 case NL80211_IFTYPE_WDS:
256 - if (bssid || !ieee80211_is_data(hdr->frame_control))
258 if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))
261 + if (ieee80211_is_data(hdr->frame_control) ||
262 + ieee80211_is_action(hdr->frame_control)) {
263 + if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
265 + } else if (!ieee80211_is_beacon(hdr->frame_control))
269 case NL80211_IFTYPE_P2P_DEVICE:
270 if (!ieee80211_is_public_action(hdr, skb->len) &&
271 --- a/net/mac80211/sta_info.h
272 +++ b/net/mac80211/sta_info.h
274 * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
276 * @WLAN_STA_WME: Station is a QoS-STA.
277 - * @WLAN_STA_WDS: Station is one of our WDS peers.
278 * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
279 * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
280 * frame to this station is transmitted.
281 @@ -66,7 +65,6 @@ enum ieee80211_sta_info_flags {
283 WLAN_STA_SHORT_PREAMBLE,
286 WLAN_STA_CLEAR_PS_FILT,
289 --- a/drivers/net/wireless/ath/ath9k/xmit.c
290 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
291 @@ -135,6 +135,9 @@ static struct ath_frame_info *get_frame_
293 static void ath_send_bar(struct ath_atx_tid *tid, u16 seqno)
298 ieee80211_send_bar(tid->an->vif, tid->an->sta->addr, tid->tidno,
299 seqno << IEEE80211_SEQ_SEQ_SHIFT);
301 @@ -146,6 +149,93 @@ static void ath_set_rates(struct ieee802
302 ARRAY_SIZE(bf->rates));
305 +static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
306 + struct sk_buff *skb)
310 + q = skb_get_queue_mapping(skb);
311 + if (txq == sc->tx.uapsdq)
312 + txq = sc->tx.txq_map[q];
314 + if (txq != sc->tx.txq_map[q])
317 + if (WARN_ON(--txq->pending_frames < 0))
318 + txq->pending_frames = 0;
320 + if (txq->stopped &&
321 + txq->pending_frames < sc->tx.txq_max_pending[q]) {
322 + ieee80211_wake_queue(sc->hw, q);
323 + txq->stopped = false;
327 +static struct ath_atx_tid *
328 +ath_get_skb_tid(struct ath_softc *sc, struct ath_node *an, struct sk_buff *skb)
330 + struct ieee80211_hdr *hdr;
333 + hdr = (struct ieee80211_hdr *) skb->data;
334 + if (ieee80211_is_data_qos(hdr->frame_control))
335 + tidno = ieee80211_get_qos_ctl(hdr)[0];
337 + tidno &= IEEE80211_QOS_CTL_TID_MASK;
338 + return ATH_AN_2_TID(an, tidno);
341 +static bool ath_tid_has_buffered(struct ath_atx_tid *tid)
343 + return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q);
346 +static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid)
348 + struct sk_buff *skb;
350 + skb = __skb_dequeue(&tid->retry_q);
352 + skb = __skb_dequeue(&tid->buf_q);
358 + * ath_tx_tid_change_state:
359 + * - clears a-mpdu flag of previous session
360 + * - force sequence number allocation to fix next BlockAck Window
363 +ath_tx_tid_change_state(struct ath_softc *sc, struct ath_atx_tid *tid)
365 + struct ath_txq *txq = tid->ac->txq;
366 + struct ieee80211_tx_info *tx_info;
367 + struct sk_buff *skb, *tskb;
368 + struct ath_buf *bf;
369 + struct ath_frame_info *fi;
371 + skb_queue_walk_safe(&tid->buf_q, skb, tskb) {
372 + fi = get_frame_info(skb);
375 + tx_info = IEEE80211_SKB_CB(skb);
376 + tx_info->flags &= ~IEEE80211_TX_CTL_AMPDU;
381 + bf = ath_tx_setup_buffer(sc, txq, tid, skb);
383 + __skb_unlink(skb, &tid->buf_q);
384 + ath_txq_skb_done(sc, txq, skb);
385 + ieee80211_free_txskb(sc->hw, skb);
392 static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
394 struct ath_txq *txq = tid->ac->txq;
395 @@ -160,27 +250,22 @@ static void ath_tx_flush_tid(struct ath_
397 memset(&ts, 0, sizeof(ts));
399 - while ((skb = __skb_dequeue(&tid->buf_q))) {
400 + while ((skb = __skb_dequeue(&tid->retry_q))) {
401 fi = get_frame_info(skb);
405 - bf = ath_tx_setup_buffer(sc, txq, tid, skb);
407 - ieee80211_free_txskb(sc->hw, skb);
410 + ath_txq_skb_done(sc, txq, skb);
411 + ieee80211_free_txskb(sc->hw, skb);
416 - list_add_tail(&bf->list, &bf_head);
417 + if (fi->baw_tracked) {
418 ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
419 - ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
422 - ath_set_rates(tid->an->vif, tid->an->sta, bf);
423 - ath_tx_send_normal(sc, txq, NULL, skb);
426 + list_add_tail(&bf->list, &bf_head);
427 + ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
431 @@ -209,13 +294,16 @@ static void ath_tx_update_baw(struct ath
434 static void ath_tx_addto_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
436 + struct ath_buf *bf)
438 + struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);
439 + u16 seqno = bf->bf_state.seqno;
442 index = ATH_BA_INDEX(tid->seq_start, seqno);
443 cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
444 __set_bit(cindex, tid->tx_buf);
445 + fi->baw_tracked = 1;
447 if (index >= ((tid->baw_tail - tid->baw_head) &
448 (ATH_TID_MAX_BUFS - 1))) {
449 @@ -224,12 +312,6 @@ static void ath_tx_addto_baw(struct ath_
454 - * TODO: For frame(s) that are in the retry state, we will reuse the
455 - * sequence number(s) without setting the retry bit. The
456 - * alternative is to give up on these and BAR the receiver's window
459 static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq,
460 struct ath_atx_tid *tid)
462 @@ -243,7 +325,7 @@ static void ath_tid_drain(struct ath_sof
463 memset(&ts, 0, sizeof(ts));
464 INIT_LIST_HEAD(&bf_head);
466 - while ((skb = __skb_dequeue(&tid->buf_q))) {
467 + while ((skb = ath_tid_dequeue(tid))) {
468 fi = get_frame_info(skb);
471 @@ -253,14 +335,8 @@ static void ath_tid_drain(struct ath_sof
474 list_add_tail(&bf->list, &bf_head);
476 - ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
477 ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
480 - tid->seq_next = tid->seq_start;
481 - tid->baw_tail = tid->baw_head;
482 - tid->bar_index = -1;
485 static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq,
486 @@ -380,7 +456,6 @@ static void ath_tx_complete_aggr(struct
487 struct ieee80211_tx_rate rates[4];
488 struct ath_frame_info *fi;
491 bool flush = !!(ts->ts_status & ATH9K_TX_FLUSH);
494 @@ -406,7 +481,7 @@ static void ath_tx_complete_aggr(struct
496 bf_next = bf->bf_next;
498 - if (!bf->bf_stale || bf_next != NULL)
499 + if (!bf->bf_state.stale || bf_next != NULL)
500 list_move_tail(&bf->list, &bf_head);
502 ath_tx_complete_buf(sc, bf, txq, &bf_head, ts, 0);
503 @@ -417,8 +492,7 @@ static void ath_tx_complete_aggr(struct
506 an = (struct ath_node *)sta->drv_priv;
507 - tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
508 - tid = ATH_AN_2_TID(an, tidno);
509 + tid = ath_get_skb_tid(sc, an, skb);
510 seq_first = tid->seq_start;
511 isba = ts->ts_flags & ATH9K_TX_BA;
513 @@ -430,7 +504,7 @@ static void ath_tx_complete_aggr(struct
514 * Only BlockAcks have a TID and therefore normal Acks cannot be
517 - if (isba && tidno != ts->tid)
518 + if (isba && tid->tidno != ts->tid)
521 isaggr = bf_isaggr(bf);
522 @@ -466,7 +540,8 @@ static void ath_tx_complete_aggr(struct
523 tx_info = IEEE80211_SKB_CB(skb);
524 fi = get_frame_info(skb);
526 - if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) {
527 + if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno) ||
530 * Outside of the current BlockAck window,
531 * maybe part of a previous session
532 @@ -499,7 +574,7 @@ static void ath_tx_complete_aggr(struct
533 * not a holding desc.
535 INIT_LIST_HEAD(&bf_head);
536 - if (bf_next != NULL || !bf_last->bf_stale)
537 + if (bf_next != NULL || !bf_last->bf_state.stale)
538 list_move_tail(&bf->list, &bf_head);
541 @@ -523,7 +598,7 @@ static void ath_tx_complete_aggr(struct
542 ieee80211_sta_eosp(sta);
544 /* retry the un-acked ones */
545 - if (bf->bf_next == NULL && bf_last->bf_stale) {
546 + if (bf->bf_next == NULL && bf_last->bf_state.stale) {
549 tbf = ath_clone_txbuf(sc, bf_last);
550 @@ -560,7 +635,7 @@ static void ath_tx_complete_aggr(struct
552 ieee80211_sta_set_buffered(sta, tid->tidno, true);
554 - skb_queue_splice(&bf_pending, &tid->buf_q);
555 + skb_queue_splice_tail(&bf_pending, &tid->retry_q);
557 ath_tx_queue_tid(txq, tid);
559 @@ -618,7 +693,7 @@ static void ath_tx_process_buffer(struct
561 ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok);
563 - if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && !flush)
565 ath_txq_schedule(sc, txq);
568 @@ -792,15 +867,20 @@ static int ath_compute_num_delims(struct
570 static struct ath_buf *
571 ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
572 - struct ath_atx_tid *tid)
573 + struct ath_atx_tid *tid, struct sk_buff_head **q)
575 + struct ieee80211_tx_info *tx_info;
576 struct ath_frame_info *fi;
582 - skb = skb_peek(&tid->buf_q);
583 + *q = &tid->retry_q;
584 + if (skb_queue_empty(*q))
587 + skb = skb_peek(*q);
591 @@ -808,13 +888,26 @@ ath_tx_get_tid_subframe(struct ath_softc
594 bf = ath_tx_setup_buffer(sc, txq, tid, skb);
596 + bf->bf_state.stale = false;
599 - __skb_unlink(skb, &tid->buf_q);
600 + __skb_unlink(skb, *q);
601 + ath_txq_skb_done(sc, txq, skb);
602 ieee80211_free_txskb(sc->hw, skb);
606 + bf->bf_next = NULL;
607 + bf->bf_lastbf = bf;
609 + tx_info = IEEE80211_SKB_CB(skb);
610 + tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
611 + if (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) {
612 + bf->bf_state.bf_type = 0;
616 bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;
617 seqno = bf->bf_state.seqno;
619 @@ -828,73 +921,52 @@ ath_tx_get_tid_subframe(struct ath_softc
621 INIT_LIST_HEAD(&bf_head);
622 list_add(&bf->list, &bf_head);
623 - __skb_unlink(skb, &tid->buf_q);
624 + __skb_unlink(skb, *q);
625 ath_tx_update_baw(sc, tid, seqno);
626 ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
630 - bf->bf_next = NULL;
631 - bf->bf_lastbf = bf;
638 -static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc,
639 - struct ath_txq *txq,
640 - struct ath_atx_tid *tid,
641 - struct list_head *bf_q,
644 +ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq,
645 + struct ath_atx_tid *tid, struct list_head *bf_q,
646 + struct ath_buf *bf_first, struct sk_buff_head *tid_q,
649 #define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
650 - struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL;
651 - int rl = 0, nframes = 0, ndelim, prev_al = 0;
652 + struct ath_buf *bf = bf_first, *bf_prev = NULL;
653 + int nframes = 0, ndelim;
654 u16 aggr_limit = 0, al = 0, bpad = 0,
655 - al_delta, h_baw = tid->baw_size / 2;
656 - enum ATH_AGGR_STATUS status = ATH_AGGR_DONE;
657 + al_delta, h_baw = tid->baw_size / 2;
658 struct ieee80211_tx_info *tx_info;
659 struct ath_frame_info *fi;
661 + bool closed = false;
664 - bf = ath_tx_get_tid_subframe(sc, txq, tid);
666 - status = ATH_AGGR_BAW_CLOSED;
670 + aggr_limit = ath_lookup_rate(sc, bf, tid);
674 fi = get_frame_info(skb);
680 - ath_set_rates(tid->an->vif, tid->an->sta, bf);
681 - aggr_limit = ath_lookup_rate(sc, bf, tid);
685 /* do not exceed aggregation limit */
686 al_delta = ATH_AGGR_DELIM_SZ + fi->framelen;
688 + if (aggr_limit < al + bpad + al_delta ||
689 + ath_lookup_legacy(bf) || nframes >= h_baw)
693 - ((aggr_limit < (al + bpad + al_delta + prev_al)) ||
694 - ath_lookup_legacy(bf))) {
695 - status = ATH_AGGR_LIMITED;
699 - tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
700 - if (nframes && (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE))
703 - /* do not exceed subframe limit */
704 - if (nframes >= min((int)h_baw, ATH_AMPDU_SUBFRAME_DEFAULT)) {
705 - status = ATH_AGGR_LIMITED;
707 + tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
708 + if ((tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) ||
709 + !(tx_info->flags & IEEE80211_TX_CTL_AMPDU))
713 /* add padding for previous frame to aggregation length */
714 @@ -912,22 +984,37 @@ static enum ATH_AGGR_STATUS ath_tx_form_
717 /* link buffers of this frame to the aggregate */
719 - ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
720 + if (!fi->baw_tracked)
721 + ath_tx_addto_baw(sc, tid, bf);
722 bf->bf_state.ndelim = ndelim;
724 - __skb_unlink(skb, &tid->buf_q);
725 + __skb_unlink(skb, tid_q);
726 list_add_tail(&bf->list, bf_q);
728 bf_prev->bf_next = bf;
732 - } while (!skb_queue_empty(&tid->buf_q));
733 + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
738 + } while (ath_tid_has_buffered(tid));
741 + bf->bf_lastbf = bf_prev;
743 + if (bf == bf_prev) {
744 + al = get_frame_info(bf->bf_mpdu)->framelen;
745 + bf->bf_state.bf_type = BUF_AMPDU;
747 + TX_STAT_INC(txq->axq_qnum, a_aggr);
757 @@ -1188,53 +1275,86 @@ static void ath_tx_fill_desc(struct ath_
761 -static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
762 - struct ath_atx_tid *tid)
764 +ath_tx_form_burst(struct ath_softc *sc, struct ath_txq *txq,
765 + struct ath_atx_tid *tid, struct list_head *bf_q,
766 + struct ath_buf *bf_first, struct sk_buff_head *tid_q)
768 - struct ath_buf *bf;
769 - enum ATH_AGGR_STATUS status;
770 - struct ieee80211_tx_info *tx_info;
771 - struct list_head bf_q;
773 + struct ath_buf *bf = bf_first, *bf_prev = NULL;
774 + struct sk_buff *skb;
778 - if (skb_queue_empty(&tid->buf_q))
780 + struct ieee80211_tx_info *tx_info;
783 - INIT_LIST_HEAD(&bf_q);
785 + __skb_unlink(skb, tid_q);
786 + list_add_tail(&bf->list, bf_q);
788 + bf_prev->bf_next = bf;
791 - status = ath_tx_form_aggr(sc, txq, tid, &bf_q, &aggr_len);
796 - * no frames picked up to be aggregated;
797 - * block-ack window is not open.
799 - if (list_empty(&bf_q))
800 + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
804 - bf = list_first_entry(&bf_q, struct ath_buf, list);
805 - bf->bf_lastbf = list_entry(bf_q.prev, struct ath_buf, list);
806 tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
807 + if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
810 - if (tid->ac->clear_ps_filter) {
811 - tid->ac->clear_ps_filter = false;
812 - tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
814 - tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
816 + ath_set_rates(tid->an->vif, tid->an->sta, bf);
820 - /* if only one frame, send as non-aggregate */
821 - if (bf == bf->bf_lastbf) {
822 - aggr_len = get_frame_info(bf->bf_mpdu)->framelen;
823 - bf->bf_state.bf_type = BUF_AMPDU;
825 - TX_STAT_INC(txq->axq_qnum, a_aggr);
827 +static bool ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
828 + struct ath_atx_tid *tid, bool *stop)
830 + struct ath_buf *bf;
831 + struct ieee80211_tx_info *tx_info;
832 + struct sk_buff_head *tid_q;
833 + struct list_head bf_q;
835 + bool aggr, last = true;
837 + if (!ath_tid_has_buffered(tid))
840 + INIT_LIST_HEAD(&bf_q);
842 + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);
846 + tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
847 + aggr = !!(tx_info->flags & IEEE80211_TX_CTL_AMPDU);
848 + if ((aggr && txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) ||
849 + (!aggr && txq->axq_depth >= ATH_NON_AGGR_MIN_QDEPTH)) {
854 + ath_set_rates(tid->an->vif, tid->an->sta, bf);
856 + last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf,
859 + ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q);
861 - ath_tx_fill_desc(sc, bf, txq, aggr_len);
862 - ath_tx_txqaddbuf(sc, txq, &bf_q, false);
863 - } while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH &&
864 - status != ATH_AGGR_BAW_CLOSED);
865 + if (list_empty(&bf_q))
868 + if (tid->ac->clear_ps_filter || tid->an->no_ps_filter) {
869 + tid->ac->clear_ps_filter = false;
870 + tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
873 + ath_tx_fill_desc(sc, bf, txq, aggr_len);
874 + ath_tx_txqaddbuf(sc, txq, &bf_q, false);
878 int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
879 @@ -1258,6 +1378,9 @@ int ath_tx_aggr_start(struct ath_softc *
880 an->mpdudensity = density;
883 + /* force sequence number allocation for pending frames */
884 + ath_tx_tid_change_state(sc, txtid);
886 txtid->active = true;
887 txtid->paused = true;
888 *ssn = txtid->seq_start = txtid->seq_next;
889 @@ -1277,8 +1400,9 @@ void ath_tx_aggr_stop(struct ath_softc *
891 ath_txq_lock(sc, txq);
892 txtid->active = false;
893 - txtid->paused = true;
894 + txtid->paused = false;
895 ath_tx_flush_tid(sc, txtid);
896 + ath_tx_tid_change_state(sc, txtid);
897 ath_txq_unlock_complete(sc, txq);
900 @@ -1302,7 +1426,7 @@ void ath_tx_aggr_sleep(struct ieee80211_
902 ath_txq_lock(sc, txq);
904 - buffered = !skb_queue_empty(&tid->buf_q);
905 + buffered = ath_tid_has_buffered(tid);
908 list_del(&tid->list);
909 @@ -1334,7 +1458,7 @@ void ath_tx_aggr_wakeup(struct ath_softc
910 ath_txq_lock(sc, txq);
911 ac->clear_ps_filter = true;
913 - if (!skb_queue_empty(&tid->buf_q) && !tid->paused) {
914 + if (!tid->paused && ath_tid_has_buffered(tid)) {
915 ath_tx_queue_tid(txq, tid);
916 ath_txq_schedule(sc, txq);
918 @@ -1359,7 +1483,7 @@ void ath_tx_aggr_resume(struct ath_softc
919 tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor;
922 - if (!skb_queue_empty(&tid->buf_q)) {
923 + if (ath_tid_has_buffered(tid)) {
924 ath_tx_queue_tid(txq, tid);
925 ath_txq_schedule(sc, txq);
927 @@ -1379,6 +1503,7 @@ void ath9k_release_buffered_frames(struc
928 struct ieee80211_tx_info *info;
929 struct list_head bf_q;
930 struct ath_buf *bf_tail = NULL, *bf;
931 + struct sk_buff_head *tid_q;
935 @@ -1394,15 +1519,15 @@ void ath9k_release_buffered_frames(struc
938 ath_txq_lock(sc, tid->ac->txq);
939 - while (!skb_queue_empty(&tid->buf_q) && nframes > 0) {
940 - bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid);
941 + while (nframes > 0) {
942 + bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid, &tid_q);
946 - __skb_unlink(bf->bf_mpdu, &tid->buf_q);
947 + __skb_unlink(bf->bf_mpdu, tid_q);
948 list_add_tail(&bf->list, &bf_q);
949 ath_set_rates(tid->an->vif, tid->an->sta, bf);
950 - ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
951 + ath_tx_addto_baw(sc, tid, bf);
952 bf->bf_state.bf_type &= ~BUF_AGGR;
954 bf_tail->bf_next = bf;
955 @@ -1412,7 +1537,7 @@ void ath9k_release_buffered_frames(struc
957 TX_STAT_INC(txq->axq_qnum, a_queued_hw);
959 - if (skb_queue_empty(&tid->buf_q))
960 + if (an->sta && !ath_tid_has_buffered(tid))
961 ieee80211_sta_set_buffered(an->sta, i, false);
963 ath_txq_unlock_complete(sc, tid->ac->txq);
964 @@ -1571,7 +1696,7 @@ static void ath_drain_txq_list(struct at
965 while (!list_empty(list)) {
966 bf = list_first_entry(list, struct ath_buf, list);
968 - if (bf->bf_stale) {
969 + if (bf->bf_state.stale) {
972 ath_tx_return_buffer(sc, bf);
973 @@ -1665,25 +1790,27 @@ void ath_tx_cleanupq(struct ath_softc *s
975 void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
977 - struct ath_atx_ac *ac, *ac_tmp, *last_ac;
978 + struct ath_atx_ac *ac, *last_ac;
979 struct ath_atx_tid *tid, *last_tid;
982 if (test_bit(SC_OP_HW_RESET, &sc->sc_flags) ||
983 - list_empty(&txq->axq_acq) ||
984 - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
985 + list_empty(&txq->axq_acq))
990 - ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
991 last_ac = list_entry(txq->axq_acq.prev, struct ath_atx_ac, list);
992 + while (!list_empty(&txq->axq_acq)) {
995 - list_for_each_entry_safe(ac, ac_tmp, &txq->axq_acq, list) {
996 + ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
997 last_tid = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
1001 while (!list_empty(&ac->tid_q)) {
1003 tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
1005 list_del(&tid->list);
1006 @@ -1692,17 +1819,17 @@ void ath_txq_schedule(struct ath_softc *
1010 - ath_tx_sched_aggr(sc, txq, tid);
1011 + if (ath_tx_sched_aggr(sc, txq, tid, &stop))
1015 * add tid to round-robin queue if more frames
1016 * are pending for the tid
1018 - if (!skb_queue_empty(&tid->buf_q))
1019 + if (ath_tid_has_buffered(tid))
1020 ath_tx_queue_tid(txq, tid);
1022 - if (tid == last_tid ||
1023 - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
1024 + if (stop || tid == last_tid)
1028 @@ -1711,9 +1838,17 @@ void ath_txq_schedule(struct ath_softc *
1029 list_add_tail(&ac->list, &txq->axq_acq);
1032 - if (ac == last_ac ||
1033 - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
1037 + if (ac == last_ac) {
1042 + last_ac = list_entry(txq->axq_acq.prev,
1043 + struct ath_atx_ac, list);
1048 @@ -1792,57 +1927,6 @@ static void ath_tx_txqaddbuf(struct ath_
1052 -static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_txq *txq,
1053 - struct ath_atx_tid *tid, struct sk_buff *skb,
1054 - struct ath_tx_control *txctl)
1056 - struct ath_frame_info *fi = get_frame_info(skb);
1057 - struct list_head bf_head;
1058 - struct ath_buf *bf;
1061 - * Do not queue to h/w when any of the following conditions is true:
1062 - * - there are pending frames in software queue
1063 - * - the TID is currently paused for ADDBA/BAR request
1064 - * - seqno is not within block-ack window
1065 - * - h/w queue depth exceeds low water mark
1067 - if ((!skb_queue_empty(&tid->buf_q) || tid->paused ||
1068 - !BAW_WITHIN(tid->seq_start, tid->baw_size, tid->seq_next) ||
1069 - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) &&
1070 - txq != sc->tx.uapsdq) {
1072 - * Add this frame to software queue for scheduling later
1073 - * for aggregation.
1075 - TX_STAT_INC(txq->axq_qnum, a_queued_sw);
1076 - __skb_queue_tail(&tid->buf_q, skb);
1077 - if (!txctl->an || !txctl->an->sleeping)
1078 - ath_tx_queue_tid(txq, tid);
1082 - bf = ath_tx_setup_buffer(sc, txq, tid, skb);
1084 - ieee80211_free_txskb(sc->hw, skb);
1088 - ath_set_rates(tid->an->vif, tid->an->sta, bf);
1089 - bf->bf_state.bf_type = BUF_AMPDU;
1090 - INIT_LIST_HEAD(&bf_head);
1091 - list_add(&bf->list, &bf_head);
1093 - /* Add sub-frame to BAW */
1094 - ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
1096 - /* Queue to h/w without aggregation */
1097 - TX_STAT_INC(txq->axq_qnum, a_queued_hw);
1098 - bf->bf_lastbf = bf;
1099 - ath_tx_fill_desc(sc, bf, txq, fi->framelen);
1100 - ath_tx_txqaddbuf(sc, txq, &bf_head, false);
1103 static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
1104 struct ath_atx_tid *tid, struct sk_buff *skb)
1106 @@ -1985,6 +2069,7 @@ static int ath_tx_prepare(struct ieee802
1107 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
1108 struct ieee80211_sta *sta = txctl->sta;
1109 struct ieee80211_vif *vif = info->control.vif;
1110 + struct ath_vif *avp;
1111 struct ath_softc *sc = hw->priv;
1112 int frmlen = skb->len + FCS_LEN;
1113 int padpos, padsize;
1114 @@ -1992,6 +2077,10 @@ static int ath_tx_prepare(struct ieee802
1115 /* NOTE: sta can be NULL according to net/mac80211.h */
1117 txctl->an = (struct ath_node *)sta->drv_priv;
1118 + else if (vif && ieee80211_is_data(hdr->frame_control)) {
1119 + avp = (void *)vif->drv_priv;
1120 + txctl->an = &avp->mcast_node;
1123 if (info->control.hw_key)
1124 frmlen += info->control.hw_key->icv_len;
1125 @@ -2041,7 +2130,6 @@ int ath_tx_start(struct ieee80211_hw *hw
1126 struct ath_txq *txq = txctl->txq;
1127 struct ath_atx_tid *tid = NULL;
1133 @@ -2069,27 +2157,31 @@ int ath_tx_start(struct ieee80211_hw *hw
1134 ath_txq_unlock(sc, txq);
1135 txq = sc->tx.uapsdq;
1136 ath_txq_lock(sc, txq);
1139 - if (txctl->an && ieee80211_is_data_qos(hdr->frame_control)) {
1140 - tidno = ieee80211_get_qos_ctl(hdr)[0] &
1141 - IEEE80211_QOS_CTL_TID_MASK;
1142 - tid = ATH_AN_2_TID(txctl->an, tidno);
1143 + } else if (txctl->an &&
1144 + ieee80211_is_data_present(hdr->frame_control)) {
1145 + tid = ath_get_skb_tid(sc, txctl->an, skb);
1147 WARN_ON(tid->ac->txq != txctl->txq);
1150 - if ((info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
1151 + if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
1152 + tid->ac->clear_ps_filter = true;
1155 - * Try aggregation if it's a unicast data frame
1156 - * and the destination is HT capable.
1157 + * Add this frame to software queue for scheduling later
1158 + * for aggregation.
1160 - ath_tx_send_ampdu(sc, txq, tid, skb, txctl);
1161 + TX_STAT_INC(txq->axq_qnum, a_queued_sw);
1162 + __skb_queue_tail(&tid->buf_q, skb);
1163 + if (!txctl->an->sleeping)
1164 + ath_tx_queue_tid(txq, tid);
1166 + ath_txq_schedule(sc, txq);
1170 bf = ath_tx_setup_buffer(sc, txq, tid, skb);
1172 + ath_txq_skb_done(sc, txq, skb);
1174 dev_kfree_skb_any(skb);
1176 @@ -2189,7 +2281,7 @@ static void ath_tx_complete(struct ath_s
1177 struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
1178 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1179 struct ieee80211_hdr * hdr = (struct ieee80211_hdr *)skb->data;
1180 - int q, padpos, padsize;
1181 + int padpos, padsize;
1182 unsigned long flags;
1184 ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb);
1185 @@ -2225,21 +2317,7 @@ static void ath_tx_complete(struct ath_s
1186 spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
1188 __skb_queue_tail(&txq->complete_q, skb);
1190 - q = skb_get_queue_mapping(skb);
1191 - if (txq == sc->tx.uapsdq)
1192 - txq = sc->tx.txq_map[q];
1194 - if (txq == sc->tx.txq_map[q]) {
1195 - if (WARN_ON(--txq->pending_frames < 0))
1196 - txq->pending_frames = 0;
1198 - if (txq->stopped &&
1199 - txq->pending_frames < sc->tx.txq_max_pending[q]) {
1200 - ieee80211_wake_queue(sc->hw, q);
1201 - txq->stopped = false;
1204 + ath_txq_skb_done(sc, txq, skb);
1207 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
1208 @@ -2360,8 +2438,7 @@ static void ath_tx_processq(struct ath_s
1210 if (list_empty(&txq->axq_q)) {
1211 txq->axq_link = NULL;
1212 - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
1213 - ath_txq_schedule(sc, txq);
1214 + ath_txq_schedule(sc, txq);
1217 bf = list_first_entry(&txq->axq_q, struct ath_buf, list);
1218 @@ -2375,7 +2452,7 @@ static void ath_tx_processq(struct ath_s
1219 * it with the STALE flag.
1222 - if (bf->bf_stale) {
1223 + if (bf->bf_state.stale) {
1225 if (list_is_last(&bf_held->list, &txq->axq_q))
1227 @@ -2399,7 +2476,7 @@ static void ath_tx_processq(struct ath_s
1228 * however leave the last descriptor back as the holding
1229 * descriptor for hw.
1231 - lastbf->bf_stale = true;
1232 + lastbf->bf_state.stale = true;
1233 INIT_LIST_HEAD(&bf_head);
1234 if (!list_is_singular(&lastbf->list))
1235 list_cut_position(&bf_head,
1236 @@ -2470,7 +2547,7 @@ void ath_tx_edma_tasklet(struct ath_soft
1239 bf = list_first_entry(fifo_list, struct ath_buf, list);
1240 - if (bf->bf_stale) {
1241 + if (bf->bf_state.stale) {
1242 list_del(&bf->list);
1243 ath_tx_return_buffer(sc, bf);
1244 bf = list_first_entry(fifo_list, struct ath_buf, list);
1245 @@ -2492,7 +2569,7 @@ void ath_tx_edma_tasklet(struct ath_soft
1246 ath_tx_txqaddbuf(sc, txq, &bf_q, true);
1249 - lastbf->bf_stale = true;
1250 + lastbf->bf_state.stale = true;
1252 list_cut_position(&bf_head, fifo_list,
1254 @@ -2583,6 +2660,7 @@ void ath_tx_node_init(struct ath_softc *
1255 tid->paused = false;
1256 tid->active = false;
1257 __skb_queue_head_init(&tid->buf_q);
1258 + __skb_queue_head_init(&tid->retry_q);
1259 acno = TID_TO_WME_AC(tidno);
1260 tid->ac = &an->ac[acno];
1262 @@ -2590,6 +2668,7 @@ void ath_tx_node_init(struct ath_softc *
1263 for (acno = 0, ac = &an->ac[acno];
1264 acno < IEEE80211_NUM_ACS; acno++, ac++) {
1266 + ac->clear_ps_filter = true;
1267 ac->txq = sc->tx.txq_map[acno];
1268 INIT_LIST_HEAD(&ac->tid_q);
1270 --- a/drivers/net/wireless/ath/ath9k/main.c
1271 +++ b/drivers/net/wireless/ath/ath9k/main.c
1272 @@ -966,6 +966,8 @@ static int ath9k_add_interface(struct ie
1273 struct ath_softc *sc = hw->priv;
1274 struct ath_hw *ah = sc->sc_ah;
1275 struct ath_common *common = ath9k_hw_common(ah);
1276 + struct ath_vif *avp = (void *)vif->drv_priv;
1277 + struct ath_node *an = &avp->mcast_node;
1279 mutex_lock(&sc->mutex);
1281 @@ -979,6 +981,12 @@ static int ath9k_add_interface(struct ie
1282 if (ath9k_uses_beacons(vif->type))
1283 ath9k_beacon_assign_slot(sc, vif);
1288 + an->no_ps_filter = true;
1289 + ath_tx_node_init(sc, an);
1291 mutex_unlock(&sc->mutex);
1294 @@ -1016,6 +1024,7 @@ static void ath9k_remove_interface(struc
1296 struct ath_softc *sc = hw->priv;
1297 struct ath_common *common = ath9k_hw_common(sc->sc_ah);
1298 + struct ath_vif *avp = (void *)vif->drv_priv;
1300 ath_dbg(common, CONFIG, "Detach Interface\n");
1302 @@ -1030,6 +1039,8 @@ static void ath9k_remove_interface(struc
1303 ath9k_calculate_summary_state(hw, NULL);
1304 ath9k_ps_restore(sc);
1306 + ath_tx_node_cleanup(sc, &avp->mcast_node);
1308 mutex_unlock(&sc->mutex);
1311 @@ -1374,9 +1385,6 @@ static void ath9k_sta_notify(struct ieee
1312 struct ath_softc *sc = hw->priv;
1313 struct ath_node *an = (struct ath_node *) sta->drv_priv;
1315 - if (!sta->ht_cap.ht_supported)
1319 case STA_NOTIFY_SLEEP:
1320 an->sleeping = true;
1321 @@ -2094,7 +2102,7 @@ static void ath9k_wow_add_pattern(struct
1323 struct ath_hw *ah = sc->sc_ah;
1324 struct ath9k_wow_pattern *wow_pattern = NULL;
1325 - struct cfg80211_wowlan_trig_pkt_pattern *patterns = wowlan->patterns;
1326 + struct cfg80211_pkt_pattern *patterns = wowlan->patterns;
1330 --- a/drivers/net/wireless/mwifiex/cfg80211.c
1331 +++ b/drivers/net/wireless/mwifiex/cfg80211.c
1332 @@ -2298,8 +2298,7 @@ EXPORT_SYMBOL_GPL(mwifiex_del_virtual_in
1336 -mwifiex_is_pattern_supported(struct cfg80211_wowlan_trig_pkt_pattern *pat,
1338 +mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq)
1340 int j, k, valid_byte_cnt = 0;
1341 bool dont_care_byte = false;
1342 --- a/drivers/net/wireless/ti/wlcore/main.c
1343 +++ b/drivers/net/wireless/ti/wlcore/main.c
1344 @@ -1315,7 +1315,7 @@ static struct sk_buff *wl12xx_alloc_dumm
1348 -wl1271_validate_wowlan_pattern(struct cfg80211_wowlan_trig_pkt_pattern *p)
1349 +wl1271_validate_wowlan_pattern(struct cfg80211_pkt_pattern *p)
1351 int num_fields = 0, in_field = 0, fields_size = 0;
1352 int i, pattern_len = 0;
1353 @@ -1458,9 +1458,9 @@ void wl1271_rx_filter_flatten_fields(str
1354 * Allocates an RX filter returned through f
1355 * which needs to be freed using rx_filter_free()
1357 -static int wl1271_convert_wowlan_pattern_to_rx_filter(
1358 - struct cfg80211_wowlan_trig_pkt_pattern *p,
1359 - struct wl12xx_rx_filter **f)
1361 +wl1271_convert_wowlan_pattern_to_rx_filter(struct cfg80211_pkt_pattern *p,
1362 + struct wl12xx_rx_filter **f)
1365 struct wl12xx_rx_filter *filter;
1366 @@ -1562,7 +1562,7 @@ static int wl1271_configure_wowlan(struc
1368 /* Translate WoWLAN patterns into filters */
1369 for (i = 0; i < wow->n_patterns; i++) {
1370 - struct cfg80211_wowlan_trig_pkt_pattern *p;
1371 + struct cfg80211_pkt_pattern *p;
1372 struct wl12xx_rx_filter *filter = NULL;
1374 p = &wow->patterns[i];
1375 --- a/include/net/cfg80211.h
1376 +++ b/include/net/cfg80211.h
1377 @@ -1698,7 +1698,7 @@ struct cfg80211_pmksa {
1381 - * struct cfg80211_wowlan_trig_pkt_pattern - packet pattern
1382 + * struct cfg80211_pkt_pattern - packet pattern
1383 * @mask: bitmask where to match pattern and where to ignore bytes,
1384 * one bit per byte, in same format as nl80211
1385 * @pattern: bytes to match where bitmask is 1
1386 @@ -1708,7 +1708,7 @@ struct cfg80211_pmksa {
1387 * Internal note: @mask and @pattern are allocated in one chunk of
1388 * memory, free @mask only!
1390 -struct cfg80211_wowlan_trig_pkt_pattern {
1391 +struct cfg80211_pkt_pattern {
1395 @@ -1770,7 +1770,7 @@ struct cfg80211_wowlan {
1396 bool any, disconnect, magic_pkt, gtk_rekey_failure,
1397 eap_identity_req, four_way_handshake,
1399 - struct cfg80211_wowlan_trig_pkt_pattern *patterns;
1400 + struct cfg80211_pkt_pattern *patterns;
1401 struct cfg80211_wowlan_tcp *tcp;
1404 --- a/include/uapi/linux/nl80211.h
1405 +++ b/include/uapi/linux/nl80211.h
1406 @@ -3060,11 +3060,11 @@ enum nl80211_tx_power_setting {
1410 - * enum nl80211_wowlan_packet_pattern_attr - WoWLAN packet pattern attribute
1411 - * @__NL80211_WOWLAN_PKTPAT_INVALID: invalid number for nested attribute
1412 - * @NL80211_WOWLAN_PKTPAT_PATTERN: the pattern, values where the mask has
1413 + * enum nl80211_packet_pattern_attr - packet pattern attribute
1414 + * @__NL80211_PKTPAT_INVALID: invalid number for nested attribute
1415 + * @NL80211_PKTPAT_PATTERN: the pattern, values where the mask has
1416 * a zero bit are ignored
1417 - * @NL80211_WOWLAN_PKTPAT_MASK: pattern mask, must be long enough to have
1418 + * @NL80211_PKTPAT_MASK: pattern mask, must be long enough to have
1419 * a bit for each byte in the pattern. The lowest-order bit corresponds
1420 * to the first byte of the pattern, but the bytes of the pattern are
1421 * in a little-endian-like format, i.e. the 9th byte of the pattern
1422 @@ -3075,23 +3075,23 @@ enum nl80211_tx_power_setting {
1423 * Note that the pattern matching is done as though frames were not
1424 * 802.11 frames but 802.3 frames, i.e. the frame is fully unpacked
1425 * first (including SNAP header unpacking) and then matched.
1426 - * @NL80211_WOWLAN_PKTPAT_OFFSET: packet offset, pattern is matched after
1427 + * @NL80211_PKTPAT_OFFSET: packet offset, pattern is matched after
1428 * these fixed number of bytes of received packet
1429 - * @NUM_NL80211_WOWLAN_PKTPAT: number of attributes
1430 - * @MAX_NL80211_WOWLAN_PKTPAT: max attribute number
1431 + * @NUM_NL80211_PKTPAT: number of attributes
1432 + * @MAX_NL80211_PKTPAT: max attribute number
1434 -enum nl80211_wowlan_packet_pattern_attr {
1435 - __NL80211_WOWLAN_PKTPAT_INVALID,
1436 - NL80211_WOWLAN_PKTPAT_MASK,
1437 - NL80211_WOWLAN_PKTPAT_PATTERN,
1438 - NL80211_WOWLAN_PKTPAT_OFFSET,
1439 +enum nl80211_packet_pattern_attr {
1440 + __NL80211_PKTPAT_INVALID,
1441 + NL80211_PKTPAT_MASK,
1442 + NL80211_PKTPAT_PATTERN,
1443 + NL80211_PKTPAT_OFFSET,
1445 - NUM_NL80211_WOWLAN_PKTPAT,
1446 - MAX_NL80211_WOWLAN_PKTPAT = NUM_NL80211_WOWLAN_PKTPAT - 1,
1447 + NUM_NL80211_PKTPAT,
1448 + MAX_NL80211_PKTPAT = NUM_NL80211_PKTPAT - 1,
1452 - * struct nl80211_wowlan_pattern_support - pattern support information
1453 + * struct nl80211_pattern_support - packet pattern support information
1454 * @max_patterns: maximum number of patterns supported
1455 * @min_pattern_len: minimum length of each pattern
1456 * @max_pattern_len: maximum length of each pattern
1457 @@ -3101,13 +3101,22 @@ enum nl80211_wowlan_packet_pattern_attr
1458 * that is part of %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED in the
1459 * capability information given by the kernel to userspace.
1461 -struct nl80211_wowlan_pattern_support {
1462 +struct nl80211_pattern_support {
1464 __u32 min_pattern_len;
1465 __u32 max_pattern_len;
1466 __u32 max_pkt_offset;
1467 } __attribute__((packed));
1469 +/* only for backward compatibility */
1470 +#define __NL80211_WOWLAN_PKTPAT_INVALID __NL80211_PKTPAT_INVALID
1471 +#define NL80211_WOWLAN_PKTPAT_MASK NL80211_PKTPAT_MASK
1472 +#define NL80211_WOWLAN_PKTPAT_PATTERN NL80211_PKTPAT_PATTERN
1473 +#define NL80211_WOWLAN_PKTPAT_OFFSET NL80211_PKTPAT_OFFSET
1474 +#define NUM_NL80211_WOWLAN_PKTPAT NUM_NL80211_PKTPAT
1475 +#define MAX_NL80211_WOWLAN_PKTPAT MAX_NL80211_PKTPAT
1476 +#define nl80211_wowlan_pattern_support nl80211_pattern_support
1479 * enum nl80211_wowlan_triggers - WoWLAN trigger definitions
1480 * @__NL80211_WOWLAN_TRIG_INVALID: invalid number for nested attributes
1481 @@ -3127,7 +3136,7 @@ struct nl80211_wowlan_pattern_support {
1482 * pattern matching is done after the packet is converted to the MSDU.
1484 * In %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED, it is a binary attribute
1485 - * carrying a &struct nl80211_wowlan_pattern_support.
1486 + * carrying a &struct nl80211_pattern_support.
1488 * When reporting wakeup. it is a u32 attribute containing the 0-based
1489 * index of the pattern that caused the wakeup, in the patterns passed
1490 @@ -3284,7 +3293,7 @@ struct nl80211_wowlan_tcp_data_token_fea
1491 * @NL80211_WOWLAN_TCP_WAKE_PAYLOAD: wake packet payload, for advertising a
1492 * u32 attribute holding the maximum length
1493 * @NL80211_WOWLAN_TCP_WAKE_MASK: Wake packet payload mask, not used for
1494 - * feature advertising. The mask works like @NL80211_WOWLAN_PKTPAT_MASK
1495 + * feature advertising. The mask works like @NL80211_PKTPAT_MASK
1496 * but on the TCP payload only.
1497 * @NUM_NL80211_WOWLAN_TCP: number of TCP attributes
1498 * @MAX_NL80211_WOWLAN_TCP: highest attribute number
1499 --- a/net/mac80211/mesh_ps.c
1500 +++ b/net/mac80211/mesh_ps.c
1501 @@ -229,6 +229,10 @@ void ieee80211_mps_sta_status_update(str
1502 enum nl80211_mesh_power_mode pm;
1505 + /* For non-assoc STA, prevent buffering or frame transmission */
1506 + if (sta->sta_state < IEEE80211_STA_ASSOC)
1510 * use peer-specific power mode if peering is established and the
1511 * peer's power mode is known
1512 --- a/net/wireless/nl80211.c
1513 +++ b/net/wireless/nl80211.c
1514 @@ -441,10 +441,12 @@ static int nl80211_prepare_wdev_dump(str
1517 *rdev = wiphy_to_dev((*wdev)->wiphy);
1518 - cb->args[0] = (*rdev)->wiphy_idx;
1519 + /* 0 is the first index - add 1 to parse only once */
1520 + cb->args[0] = (*rdev)->wiphy_idx + 1;
1521 cb->args[1] = (*wdev)->identifier;
1523 - struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0]);
1524 + /* subtract the 1 again here */
1525 + struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0] - 1);
1526 struct wireless_dev *tmp;
1529 @@ -974,7 +976,7 @@ static int nl80211_send_wowlan(struct sk
1532 if (dev->wiphy.wowlan->n_patterns) {
1533 - struct nl80211_wowlan_pattern_support pat = {
1534 + struct nl80211_pattern_support pat = {
1535 .max_patterns = dev->wiphy.wowlan->n_patterns,
1536 .min_pattern_len = dev->wiphy.wowlan->pattern_min_len,
1537 .max_pattern_len = dev->wiphy.wowlan->pattern_max_len,
1538 @@ -1568,8 +1570,10 @@ static int nl80211_dump_wiphy(struct sk_
1541 state = kzalloc(sizeof(*state), GFP_KERNEL);
1547 state->filter_wiphy = -1;
1548 ret = nl80211_dump_wiphy_parse(skb, cb, state);
1550 @@ -4770,9 +4774,9 @@ do { \
1551 FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshForwarding, 0, 1,
1552 mask, NL80211_MESHCONF_FORWARDING,
1554 - FILL_IN_MESH_PARAM_IF_SET(tb, cfg, rssi_threshold, 1, 255,
1555 + FILL_IN_MESH_PARAM_IF_SET(tb, cfg, rssi_threshold, -255, 0,
1556 mask, NL80211_MESHCONF_RSSI_THRESHOLD,
1559 FILL_IN_MESH_PARAM_IF_SET(tb, cfg, ht_opmode, 0, 16,
1560 mask, NL80211_MESHCONF_HT_OPMODE,
1562 @@ -6615,12 +6619,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_ev
1564 void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp)
1566 + struct cfg80211_registered_device *rdev = ((void **)skb->cb)[0];
1567 void *hdr = ((void **)skb->cb)[1];
1568 struct nlattr *data = ((void **)skb->cb)[2];
1570 nla_nest_end(skb, data);
1571 genlmsg_end(skb, hdr);
1572 - genlmsg_multicast(skb, 0, nl80211_testmode_mcgrp.id, gfp);
1573 + genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), skb, 0,
1574 + nl80211_testmode_mcgrp.id, gfp);
1576 EXPORT_SYMBOL(cfg80211_testmode_event);
1578 @@ -7593,12 +7599,11 @@ static int nl80211_send_wowlan_patterns(
1581 pat_len = wowlan->patterns[i].pattern_len;
1582 - if (nla_put(msg, NL80211_WOWLAN_PKTPAT_MASK,
1583 - DIV_ROUND_UP(pat_len, 8),
1584 + if (nla_put(msg, NL80211_PKTPAT_MASK, DIV_ROUND_UP(pat_len, 8),
1585 wowlan->patterns[i].mask) ||
1586 - nla_put(msg, NL80211_WOWLAN_PKTPAT_PATTERN,
1587 - pat_len, wowlan->patterns[i].pattern) ||
1588 - nla_put_u32(msg, NL80211_WOWLAN_PKTPAT_OFFSET,
1589 + nla_put(msg, NL80211_PKTPAT_PATTERN, pat_len,
1590 + wowlan->patterns[i].pattern) ||
1591 + nla_put_u32(msg, NL80211_PKTPAT_OFFSET,
1592 wowlan->patterns[i].pkt_offset))
1594 nla_nest_end(msg, nl_pat);
1595 @@ -7939,7 +7944,7 @@ static int nl80211_set_wowlan(struct sk_
1598 int rem, pat_len, mask_len, pkt_offset;
1599 - struct nlattr *pat_tb[NUM_NL80211_WOWLAN_PKTPAT];
1600 + struct nlattr *pat_tb[NUM_NL80211_PKTPAT];
1602 nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN],
1604 @@ -7958,26 +7963,25 @@ static int nl80211_set_wowlan(struct sk_
1606 nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN],
1608 - nla_parse(pat_tb, MAX_NL80211_WOWLAN_PKTPAT,
1609 - nla_data(pat), nla_len(pat), NULL);
1610 + nla_parse(pat_tb, MAX_NL80211_PKTPAT, nla_data(pat),
1611 + nla_len(pat), NULL);
1613 - if (!pat_tb[NL80211_WOWLAN_PKTPAT_MASK] ||
1614 - !pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN])
1615 + if (!pat_tb[NL80211_PKTPAT_MASK] ||
1616 + !pat_tb[NL80211_PKTPAT_PATTERN])
1618 - pat_len = nla_len(pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN]);
1619 + pat_len = nla_len(pat_tb[NL80211_PKTPAT_PATTERN]);
1620 mask_len = DIV_ROUND_UP(pat_len, 8);
1621 - if (nla_len(pat_tb[NL80211_WOWLAN_PKTPAT_MASK]) !=
1623 + if (nla_len(pat_tb[NL80211_PKTPAT_MASK]) != mask_len)
1625 if (pat_len > wowlan->pattern_max_len ||
1626 pat_len < wowlan->pattern_min_len)
1629 - if (!pat_tb[NL80211_WOWLAN_PKTPAT_OFFSET])
1630 + if (!pat_tb[NL80211_PKTPAT_OFFSET])
1633 pkt_offset = nla_get_u32(
1634 - pat_tb[NL80211_WOWLAN_PKTPAT_OFFSET]);
1635 + pat_tb[NL80211_PKTPAT_OFFSET]);
1636 if (pkt_offset > wowlan->max_pkt_offset)
1638 new_triggers.patterns[i].pkt_offset = pkt_offset;
1639 @@ -7991,11 +7995,11 @@ static int nl80211_set_wowlan(struct sk_
1640 new_triggers.patterns[i].pattern =
1641 new_triggers.patterns[i].mask + mask_len;
1642 memcpy(new_triggers.patterns[i].mask,
1643 - nla_data(pat_tb[NL80211_WOWLAN_PKTPAT_MASK]),
1644 + nla_data(pat_tb[NL80211_PKTPAT_MASK]),
1646 new_triggers.patterns[i].pattern_len = pat_len;
1647 memcpy(new_triggers.patterns[i].pattern,
1648 - nla_data(pat_tb[NL80211_WOWLAN_PKTPAT_PATTERN]),
1649 + nla_data(pat_tb[NL80211_PKTPAT_PATTERN]),
1653 @@ -10066,7 +10070,8 @@ void cfg80211_mgmt_tx_status(struct wire
1655 genlmsg_end(msg, hdr);
1657 - genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, gfp);
1658 + genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
1659 + nl80211_mlme_mcgrp.id, gfp);
1663 --- a/net/wireless/reg.c
1664 +++ b/net/wireless/reg.c
1665 @@ -2247,10 +2247,13 @@ int reg_device_uevent(struct device *dev
1667 void wiphy_regulatory_register(struct wiphy *wiphy)
1669 + struct regulatory_request *lr;
1671 if (!reg_dev_ignore_cell_hint(wiphy))
1672 reg_num_devs_support_basehint++;
1674 - wiphy_update_regulatory(wiphy, NL80211_REGDOM_SET_BY_CORE);
1675 + lr = get_last_request();
1676 + wiphy_update_regulatory(wiphy, lr->initiator);
1679 void wiphy_regulatory_deregister(struct wiphy *wiphy)
1680 @@ -2279,7 +2282,9 @@ void wiphy_regulatory_deregister(struct
1681 static void reg_timeout_work(struct work_struct *work)
1683 REG_DBG_PRINT("Timeout while waiting for CRDA to reply, restoring regulatory settings\n");
1685 restore_regulatory_settings(true);
1689 int __init regulatory_init(void)
1690 --- a/net/wireless/sme.c
1691 +++ b/net/wireless/sme.c
1692 @@ -34,8 +34,10 @@ struct cfg80211_conn {
1693 CFG80211_CONN_SCAN_AGAIN,
1694 CFG80211_CONN_AUTHENTICATE_NEXT,
1695 CFG80211_CONN_AUTHENTICATING,
1696 + CFG80211_CONN_AUTH_FAILED,
1697 CFG80211_CONN_ASSOCIATE_NEXT,
1698 CFG80211_CONN_ASSOCIATING,
1699 + CFG80211_CONN_ASSOC_FAILED,
1700 CFG80211_CONN_DEAUTH,
1701 CFG80211_CONN_CONNECTED,
1703 @@ -164,6 +166,8 @@ static int cfg80211_conn_do_work(struct
1705 params->key, params->key_len,
1706 params->key_idx, NULL, 0);
1707 + case CFG80211_CONN_AUTH_FAILED:
1709 case CFG80211_CONN_ASSOCIATE_NEXT:
1710 BUG_ON(!rdev->ops->assoc);
1711 wdev->conn->state = CFG80211_CONN_ASSOCIATING;
1712 @@ -188,10 +192,17 @@ static int cfg80211_conn_do_work(struct
1713 WLAN_REASON_DEAUTH_LEAVING,
1716 + case CFG80211_CONN_ASSOC_FAILED:
1717 + cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
1719 + WLAN_REASON_DEAUTH_LEAVING, false);
1721 case CFG80211_CONN_DEAUTH:
1722 cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
1724 WLAN_REASON_DEAUTH_LEAVING, false);
1725 + /* free directly, disconnected event already sent */
1726 + cfg80211_sme_free(wdev);
1730 @@ -371,7 +382,7 @@ bool cfg80211_sme_rx_assoc_resp(struct w
1734 - wdev->conn->state = CFG80211_CONN_DEAUTH;
1735 + wdev->conn->state = CFG80211_CONN_ASSOC_FAILED;
1736 schedule_work(&rdev->conn_work);
1739 @@ -383,7 +394,13 @@ void cfg80211_sme_deauth(struct wireless
1741 void cfg80211_sme_auth_timeout(struct wireless_dev *wdev)
1743 - cfg80211_sme_free(wdev);
1744 + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
1749 + wdev->conn->state = CFG80211_CONN_AUTH_FAILED;
1750 + schedule_work(&rdev->conn_work);
1753 void cfg80211_sme_disassoc(struct wireless_dev *wdev)
1754 @@ -399,7 +416,13 @@ void cfg80211_sme_disassoc(struct wirele
1756 void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev)
1758 - cfg80211_sme_disassoc(wdev);
1759 + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
1764 + wdev->conn->state = CFG80211_CONN_ASSOC_FAILED;
1765 + schedule_work(&rdev->conn_work);
1768 static int cfg80211_sme_connect(struct wireless_dev *wdev,
1769 --- a/net/mac80211/rc80211_minstrel.c
1770 +++ b/net/mac80211/rc80211_minstrel.c
1771 @@ -290,7 +290,7 @@ minstrel_get_rate(void *priv, struct iee
1772 struct minstrel_rate *msr, *mr;
1775 - bool prev_sample = mi->prev_sample;
1780 @@ -314,6 +314,7 @@ minstrel_get_rate(void *priv, struct iee
1781 (mi->sample_count + mi->sample_deferred / 2);
1783 /* delta < 0: no sampling required */
1784 + prev_sample = mi->prev_sample;
1785 mi->prev_sample = false;
1786 if (delta < 0 || (!mrr_capable && prev_sample))
1788 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c
1789 +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
1790 @@ -936,13 +936,8 @@ void rt2x00queue_index_inc(struct queue_
1791 spin_unlock_irqrestore(&queue->index_lock, irqflags);
1794 -void rt2x00queue_pause_queue(struct data_queue *queue)
1795 +void rt2x00queue_pause_queue_nocheck(struct data_queue *queue)
1797 - if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
1798 - !test_bit(QUEUE_STARTED, &queue->flags) ||
1799 - test_and_set_bit(QUEUE_PAUSED, &queue->flags))
1802 switch (queue->qid) {
1805 @@ -958,6 +953,15 @@ void rt2x00queue_pause_queue(struct data
1809 +void rt2x00queue_pause_queue(struct data_queue *queue)
1811 + if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
1812 + !test_bit(QUEUE_STARTED, &queue->flags) ||
1813 + test_and_set_bit(QUEUE_PAUSED, &queue->flags))
1816 + rt2x00queue_pause_queue_nocheck(queue);
1818 EXPORT_SYMBOL_GPL(rt2x00queue_pause_queue);
1820 void rt2x00queue_unpause_queue(struct data_queue *queue)
1821 @@ -1019,7 +1023,7 @@ void rt2x00queue_stop_queue(struct data_
1825 - rt2x00queue_pause_queue(queue);
1826 + rt2x00queue_pause_queue_nocheck(queue);
1828 queue->rt2x00dev->ops->lib->stop_queue(queue);
1830 --- a/net/mac80211/mlme.c
1831 +++ b/net/mac80211/mlme.c
1835 #define IEEE80211_AUTH_TIMEOUT (HZ / 5)
1836 +#define IEEE80211_AUTH_TIMEOUT_LONG (HZ / 2)
1837 #define IEEE80211_AUTH_TIMEOUT_SHORT (HZ / 10)
1838 #define IEEE80211_AUTH_MAX_TRIES 3
1839 #define IEEE80211_AUTH_WAIT_ASSOC (HZ * 5)
1840 #define IEEE80211_ASSOC_TIMEOUT (HZ / 5)
1841 +#define IEEE80211_ASSOC_TIMEOUT_LONG (HZ / 2)
1842 #define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10)
1843 #define IEEE80211_ASSOC_MAX_TRIES 3
1845 @@ -209,8 +211,9 @@ ieee80211_determine_chantype(struct ieee
1846 struct ieee80211_channel *channel,
1847 const struct ieee80211_ht_operation *ht_oper,
1848 const struct ieee80211_vht_operation *vht_oper,
1849 - struct cfg80211_chan_def *chandef, bool verbose)
1850 + struct cfg80211_chan_def *chandef, bool tracking)
1852 + struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
1853 struct cfg80211_chan_def vht_chandef;
1856 @@ -229,7 +232,7 @@ ieee80211_determine_chantype(struct ieee
1857 ht_cfreq = ieee80211_channel_to_frequency(ht_oper->primary_chan,
1859 /* check that channel matches the right operating channel */
1860 - if (channel->center_freq != ht_cfreq) {
1861 + if (!tracking && channel->center_freq != ht_cfreq) {
1863 * It's possible that some APs are confused here;
1864 * Netgear WNDR3700 sometimes reports 4 higher than
1865 @@ -237,11 +240,10 @@ ieee80211_determine_chantype(struct ieee
1866 * since we look at probe response/beacon data here
1871 - "Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
1872 - channel->center_freq, ht_cfreq,
1873 - ht_oper->primary_chan, channel->band);
1875 + "Wrong control channel: center-freq: %d ht-cfreq: %d ht->primary_chan: %d band: %d - Disabling HT\n",
1876 + channel->center_freq, ht_cfreq,
1877 + ht_oper->primary_chan, channel->band);
1878 ret = IEEE80211_STA_DISABLE_HT | IEEE80211_STA_DISABLE_VHT;
1881 @@ -295,7 +297,7 @@ ieee80211_determine_chantype(struct ieee
1886 + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
1888 "AP VHT operation IE has invalid channel width (%d), disable VHT\n",
1889 vht_oper->chan_width);
1890 @@ -304,7 +306,7 @@ ieee80211_determine_chantype(struct ieee
1893 if (!cfg80211_chandef_valid(&vht_chandef)) {
1895 + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
1897 "AP VHT information is invalid, disable VHT\n");
1898 ret = IEEE80211_STA_DISABLE_VHT;
1899 @@ -317,7 +319,7 @@ ieee80211_determine_chantype(struct ieee
1902 if (!cfg80211_chandef_compatible(chandef, &vht_chandef)) {
1904 + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
1906 "AP VHT information doesn't match HT, disable VHT\n");
1907 ret = IEEE80211_STA_DISABLE_VHT;
1908 @@ -333,18 +335,27 @@ out:
1909 if (ret & IEEE80211_STA_DISABLE_VHT)
1910 vht_chandef = *chandef;
1913 + * Ignore the DISABLED flag when we're already connected and only
1914 + * tracking the APs beacon for bandwidth changes - otherwise we
1915 + * might get disconnected here if we connect to an AP, update our
1916 + * regulatory information based on the AP's country IE and the
1917 + * information we have is wrong/outdated and disables the channel
1918 + * that we're actually using for the connection to the AP.
1920 while (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,
1921 - IEEE80211_CHAN_DISABLED)) {
1923 + IEEE80211_CHAN_DISABLED)) {
1924 if (WARN_ON(chandef->width == NL80211_CHAN_WIDTH_20_NOHT)) {
1925 ret = IEEE80211_STA_DISABLE_HT |
1926 IEEE80211_STA_DISABLE_VHT;
1931 ret |= chandef_downgrade(chandef);
1934 - if (chandef->width != vht_chandef.width && verbose)
1935 + if (chandef->width != vht_chandef.width && !tracking)
1937 "capabilities/regulatory prevented using AP HT/VHT configuration, downgraded\n");
1939 @@ -384,7 +395,7 @@ static int ieee80211_config_bw(struct ie
1941 /* calculate new channel (type) based on HT/VHT operation IEs */
1942 flags = ieee80211_determine_chantype(sdata, sband, chan, ht_oper,
1943 - vht_oper, &chandef, false);
1944 + vht_oper, &chandef, true);
1947 * Downgrade the new channel if we associated with restricted
1948 @@ -1043,6 +1054,13 @@ ieee80211_sta_process_chanswitch(struct
1949 if (!ieee80211_operating_class_to_band(
1950 elems->ext_chansw_ie->new_operating_class,
1953 + * Some APs send invalid ECSA IEs in probe response
1954 + * frames, so check for these and ignore them.
1956 + if (beacon && elems->ext_chansw_ie->new_ch_num == 0 &&
1957 + elems->ext_chansw_ie->new_operating_class == 0)
1960 "cannot understand ECSA IE operating class %d, disconnecting\n",
1961 elems->ext_chansw_ie->new_operating_class);
1962 @@ -3394,10 +3412,13 @@ static int ieee80211_probe_auth(struct i
1964 if (tx_flags == 0) {
1965 auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
1966 - ifmgd->auth_data->timeout_started = true;
1967 + auth_data->timeout_started = true;
1968 run_again(sdata, auth_data->timeout);
1970 - auth_data->timeout_started = false;
1971 + auth_data->timeout =
1972 + round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
1973 + auth_data->timeout_started = true;
1974 + run_again(sdata, auth_data->timeout);
1978 @@ -3434,7 +3455,11 @@ static int ieee80211_do_assoc(struct iee
1979 assoc_data->timeout_started = true;
1980 run_again(sdata, assoc_data->timeout);
1982 - assoc_data->timeout_started = false;
1983 + assoc_data->timeout =
1984 + round_jiffies_up(jiffies +
1985 + IEEE80211_ASSOC_TIMEOUT_LONG);
1986 + assoc_data->timeout_started = true;
1987 + run_again(sdata, assoc_data->timeout);
1991 @@ -3829,7 +3854,7 @@ static int ieee80211_prep_channel(struct
1992 ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
1998 sdata->needed_rx_chains = min(ieee80211_ht_vht_rx_chains(sdata, cbss),
2000 --- a/net/wireless/core.c
2001 +++ b/net/wireless/core.c
2002 @@ -772,6 +772,7 @@ void cfg80211_leave(struct cfg80211_regi
2003 cfg80211_leave_mesh(rdev, dev);
2005 case NL80211_IFTYPE_AP:
2006 + case NL80211_IFTYPE_P2P_GO:
2007 cfg80211_stop_ap(rdev, dev);
2010 --- a/drivers/net/wireless/rtlwifi/Kconfig
2011 +++ b/drivers/net/wireless/rtlwifi/Kconfig
2014 - tristate "Realtek wireless card support"
2015 +menuconfig RTL_CARDS
2016 + tristate "Realtek rtlwifi family of devices"
2018 - depends on MAC80211
2019 - select BACKPORT_FW_LOADER
2021 - This is common code for RTL8192CE/RTL8192CU/RTL8192SE/RTL8723AE
2022 - drivers. This module does nothing by itself - the various front-end
2023 - drivers need to be enabled to support any desired devices.
2025 - If you choose to build as a module, it'll be called rtlwifi.
2027 -config RTLWIFI_DEBUG
2028 - bool "Debugging output for rtlwifi driver family"
2029 - depends on RTLWIFI
2030 + depends on MAC80211 && (PCI || USB)
2033 - To use the module option that sets the dynamic-debugging level for,
2034 - the front-end driver, this parameter must be "Y". For memory-limited
2035 - systems, choose "N". If in doubt, choose "Y".
2036 + This option will enable support for the Realtek mac80211-based
2037 + wireless drivers. Drivers rtl8192ce, rtl8192cu, rtl8192se, rtl8192de,
2038 + rtl8723eu, and rtl8188eu share some common code.
2043 tristate "Realtek RTL8192CE/RTL8188CE Wireless Network Adapter"
2045 - depends on RTLWIFI && PCI
2047 select RTL8192C_COMMON
2049 + select RTLWIFI_PCI
2051 This is the driver for Realtek RTL8192CE/RTL8188CE 802.11n PCIe
2052 wireless network adapters.
2053 @@ -33,7 +26,9 @@ config RTL8192CE
2055 tristate "Realtek RTL8192SE/RTL8191SE PCIe Wireless Network Adapter"
2057 - depends on RTLWIFI && PCI
2060 + select RTLWIFI_PCI
2062 This is the driver for Realtek RTL8192SE/RTL8191SE 802.11n PCIe
2063 wireless network adapters.
2064 @@ -43,7 +38,9 @@ config RTL8192SE
2066 tristate "Realtek RTL8192DE/RTL8188DE PCIe Wireless Network Adapter"
2068 - depends on RTLWIFI && PCI
2071 + select RTLWIFI_PCI
2073 This is the driver for Realtek RTL8192DE/RTL8188DE 802.11n PCIe
2074 wireless network adapters.
2075 @@ -53,7 +50,9 @@ config RTL8192DE
2077 tristate "Realtek RTL8723AE PCIe Wireless Network Adapter"
2079 - depends on RTLWIFI && PCI
2082 + select RTLWIFI_PCI
2084 This is the driver for Realtek RTL8723AE 802.11n PCIe
2085 wireless network adapters.
2086 @@ -63,7 +62,9 @@ config RTL8723AE
2088 tristate "Realtek RTL8188EE Wireless Network Adapter"
2090 - depends on RTLWIFI && PCI
2093 + select RTLWIFI_PCI
2095 This is the driver for Realtek RTL8188EE 802.11n PCIe
2096 wireless network adapters.
2097 @@ -73,7 +74,9 @@ config RTL8188EE
2099 tristate "Realtek RTL8192CU/RTL8188CU USB Wireless Network Adapter"
2101 - depends on RTLWIFI && USB
2104 + select RTLWIFI_USB
2105 select RTL8192C_COMMON
2107 This is the driver for Realtek RTL8192CU/RTL8188CU 802.11n USB
2108 @@ -81,8 +84,32 @@ config RTL8192CU
2110 If you choose to build it as a module, it will be called rtl8192cu
2113 + tristate "Realtek common driver part"
2115 + select BACKPORT_FW_LOADER
2125 +config RTLWIFI_DEBUG
2126 + bool "Debugging output for rtlwifi driver family"
2127 + depends on RTLWIFI
2130 + To use the module option that sets the dynamic-debugging level for,
2131 + the front-end driver, this parameter must be "Y". For memory-limited
2132 + systems, choose "N". If in doubt, choose "Y".
2134 config RTL8192C_COMMON
2137 depends on RTL8192CE || RTL8192CU
2141 --- a/drivers/net/wireless/rtlwifi/Makefile
2142 +++ b/drivers/net/wireless/rtlwifi/Makefile
2143 @@ -12,13 +12,11 @@ rtlwifi-objs := \
2145 rtl8192c_common-objs += \
2147 -ifneq ($(CONFIG_PCI),)
2148 -rtlwifi-objs += pci.o
2150 +obj-$(CPTCFG_RTLWIFI_PCI) += rtl_pci.o
2151 +rtl_pci-objs := pci.o
2153 -ifneq ($(CONFIG_USB),)
2154 -rtlwifi-objs += usb.o
2156 +obj-$(CPTCFG_RTLWIFI_USB) += rtl_usb.o
2157 +rtl_usb-objs := usb.o
2159 obj-$(CPTCFG_RTL8192C_COMMON) += rtl8192c/
2160 obj-$(CPTCFG_RTL8192CE) += rtl8192ce/
2161 --- a/drivers/net/wireless/rtlwifi/base.c
2162 +++ b/drivers/net/wireless/rtlwifi/base.c
2163 @@ -173,6 +173,7 @@ u8 rtl_tid_to_ac(u8 tid)
2165 return tid_to_ac[tid];
2167 +EXPORT_SYMBOL_GPL(rtl_tid_to_ac);
2169 static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw,
2170 struct ieee80211_sta_ht_cap *ht_cap)
2171 @@ -407,6 +408,7 @@ void rtl_deinit_deferred_work(struct iee
2172 cancel_delayed_work(&rtlpriv->works.ps_rfon_wq);
2173 cancel_delayed_work(&rtlpriv->works.fwevt_wq);
2175 +EXPORT_SYMBOL_GPL(rtl_deinit_deferred_work);
2177 void rtl_init_rfkill(struct ieee80211_hw *hw)
2179 @@ -440,6 +442,7 @@ void rtl_deinit_rfkill(struct ieee80211_
2181 wiphy_rfkill_stop_polling(hw->wiphy);
2183 +EXPORT_SYMBOL_GPL(rtl_deinit_rfkill);
2185 int rtl_init_core(struct ieee80211_hw *hw)
2187 @@ -490,10 +493,12 @@ int rtl_init_core(struct ieee80211_hw *h
2191 +EXPORT_SYMBOL_GPL(rtl_init_core);
2193 void rtl_deinit_core(struct ieee80211_hw *hw)
2196 +EXPORT_SYMBOL_GPL(rtl_deinit_core);
2198 void rtl_init_rx_config(struct ieee80211_hw *hw)
2200 @@ -502,6 +507,7 @@ void rtl_init_rx_config(struct ieee80211
2202 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf));
2204 +EXPORT_SYMBOL_GPL(rtl_init_rx_config);
2206 /*********************************************************
2208 @@ -880,6 +886,7 @@ bool rtl_tx_mgmt_proc(struct ieee80211_h
2212 +EXPORT_SYMBOL_GPL(rtl_tx_mgmt_proc);
2214 void rtl_get_tcb_desc(struct ieee80211_hw *hw,
2215 struct ieee80211_tx_info *info,
2216 @@ -1053,6 +1060,7 @@ bool rtl_action_proc(struct ieee80211_hw
2220 +EXPORT_SYMBOL_GPL(rtl_action_proc);
2222 /*should call before software enc*/
2223 u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx)
2224 @@ -1126,6 +1134,7 @@ u8 rtl_is_special_data(struct ieee80211_
2228 +EXPORT_SYMBOL_GPL(rtl_is_special_data);
2230 /*********************************************************
2232 @@ -1301,6 +1310,7 @@ void rtl_beacon_statistic(struct ieee802
2234 rtlpriv->link_info.bcn_rx_inperiod++;
2236 +EXPORT_SYMBOL_GPL(rtl_beacon_statistic);
2238 void rtl_watchdog_wq_callback(void *data)
2240 @@ -1794,6 +1804,7 @@ void rtl_recognize_peer(struct ieee80211
2242 mac->vendor = vendor;
2244 +EXPORT_SYMBOL_GPL(rtl_recognize_peer);
2246 /*********************************************************
2248 @@ -1850,6 +1861,7 @@ struct attribute_group rtl_attribute_gro
2250 .attrs = rtl_sysfs_entries,
2252 +EXPORT_SYMBOL_GPL(rtl_attribute_group);
2254 MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>");
2255 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>");
2256 @@ -1857,7 +1869,8 @@ MODULE_AUTHOR("Larry Finger <Larry.FInge
2257 MODULE_LICENSE("GPL");
2258 MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core");
2260 -struct rtl_global_var global_var = {};
2261 +struct rtl_global_var rtl_global_var = {};
2262 +EXPORT_SYMBOL_GPL(rtl_global_var);
2264 static int __init rtl_core_module_init(void)
2266 @@ -1865,8 +1878,8 @@ static int __init rtl_core_module_init(v
2267 pr_err("Unable to register rtl_rc, use default RC !!\n");
2269 /* init some global vars */
2270 - INIT_LIST_HEAD(&global_var.glb_priv_list);
2271 - spin_lock_init(&global_var.glb_list_lock);
2272 + INIT_LIST_HEAD(&rtl_global_var.glb_priv_list);
2273 + spin_lock_init(&rtl_global_var.glb_list_lock);
2277 --- a/drivers/net/wireless/rtlwifi/base.h
2278 +++ b/drivers/net/wireless/rtlwifi/base.h
2279 @@ -147,7 +147,7 @@ void rtl_recognize_peer(struct ieee80211
2280 u8 rtl_tid_to_ac(u8 tid);
2281 extern struct attribute_group rtl_attribute_group;
2282 void rtl_easy_concurrent_retrytimer_callback(unsigned long data);
2283 -extern struct rtl_global_var global_var;
2284 +extern struct rtl_global_var rtl_global_var;
2285 int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
2286 bool isht, u8 desc_rate, bool first_ampdu);
2287 bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb);
2288 --- a/drivers/net/wireless/rtlwifi/core.c
2289 +++ b/drivers/net/wireless/rtlwifi/core.c
2290 @@ -1330,3 +1330,4 @@ const struct ieee80211_ops rtl_ops = {
2291 .rfkill_poll = rtl_op_rfkill_poll,
2292 .flush = rtl_op_flush,
2294 +EXPORT_SYMBOL_GPL(rtl_ops);
2295 --- a/drivers/net/wireless/rtlwifi/debug.c
2296 +++ b/drivers/net/wireless/rtlwifi/debug.c
2297 @@ -51,3 +51,4 @@ void rtl_dbgp_flag_init(struct ieee80211
2299 /*Init Debug flag enable condition */
2301 +EXPORT_SYMBOL_GPL(rtl_dbgp_flag_init);
2302 --- a/drivers/net/wireless/rtlwifi/efuse.c
2303 +++ b/drivers/net/wireless/rtlwifi/efuse.c
2304 @@ -229,6 +229,7 @@ void read_efuse_byte(struct ieee80211_hw
2306 *pbuf = (u8) (value32 & 0xff);
2308 +EXPORT_SYMBOL_GPL(read_efuse_byte);
2310 void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
2312 --- a/drivers/net/wireless/rtlwifi/pci.c
2313 +++ b/drivers/net/wireless/rtlwifi/pci.c
2316 #include <linux/export.h>
2317 #include <linux/kmemleak.h>
2318 +#include <linux/module.h>
2320 +MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>");
2321 +MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>");
2322 +MODULE_AUTHOR("Larry Finger <Larry.FInger@lwfinger.net>");
2323 +MODULE_LICENSE("GPL");
2324 +MODULE_DESCRIPTION("PCI basic driver for rtlwifi");
2326 static const u16 pcibridge_vendors[PCI_BRIDGE_VENDOR_MAX] = {
2327 PCI_VENDOR_ID_INTEL,
2328 @@ -1899,7 +1906,7 @@ int rtl_pci_probe(struct pci_dev *pdev,
2329 rtlpriv->rtlhal.interface = INTF_PCI;
2330 rtlpriv->cfg = (struct rtl_hal_cfg *)(id->driver_data);
2331 rtlpriv->intf_ops = &rtl_pci_ops;
2332 - rtlpriv->glb_var = &global_var;
2333 + rtlpriv->glb_var = &rtl_global_var;
2336 *init dbgp flags before all
2337 --- a/drivers/net/wireless/rtlwifi/ps.c
2338 +++ b/drivers/net/wireless/rtlwifi/ps.c
2339 @@ -269,6 +269,7 @@ void rtl_ips_nic_on(struct ieee80211_hw
2341 spin_unlock_irqrestore(&rtlpriv->locks.ips_lock, flags);
2343 +EXPORT_SYMBOL_GPL(rtl_ips_nic_on);
2347 @@ -518,6 +519,7 @@ void rtl_swlps_beacon(struct ieee80211_h
2348 "u_bufferd: %x, m_buffered: %x\n", u_buffed, m_buffed);
2351 +EXPORT_SYMBOL_GPL(rtl_swlps_beacon);
2353 void rtl_swlps_rf_awake(struct ieee80211_hw *hw)
2355 @@ -922,3 +924,4 @@ void rtl_p2p_info(struct ieee80211_hw *h
2357 rtl_p2p_noa_ie(hw, data, len - FCS_LEN);
2359 +EXPORT_SYMBOL_GPL(rtl_p2p_info);
2360 --- a/drivers/net/wireless/rtlwifi/usb.c
2361 +++ b/drivers/net/wireless/rtlwifi/usb.c
2364 #include "rtl8192c/fw_common.h"
2365 #include <linux/export.h>
2366 +#include <linux/module.h>
2368 +MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>");
2369 +MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>");
2370 +MODULE_AUTHOR("Larry Finger <Larry.FInger@lwfinger.net>");
2371 +MODULE_LICENSE("GPL");
2372 +MODULE_DESCRIPTION("USB basic driver for rtlwifi");
2374 #define REALTEK_USB_VENQT_READ 0xC0
2375 #define REALTEK_USB_VENQT_WRITE 0x40
2376 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
2377 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
2378 @@ -72,17 +72,12 @@ struct ath_config {
2379 /*************************/
2381 #define ATH_TXBUF_RESET(_bf) do { \
2382 - (_bf)->bf_stale = false; \
2383 (_bf)->bf_lastbf = NULL; \
2384 (_bf)->bf_next = NULL; \
2385 memset(&((_bf)->bf_state), 0, \
2386 sizeof(struct ath_buf_state)); \
2389 -#define ATH_RXBUF_RESET(_bf) do { \
2390 - (_bf)->bf_stale = false; \
2394 * enum buffer_type - Buffer type flags
2396 @@ -137,7 +132,8 @@ int ath_descdma_setup(struct ath_softc *
2397 #define ATH_AGGR_ENCRYPTDELIM 10
2398 /* minimum h/w qdepth to be sustained to maximize aggregation */
2399 #define ATH_AGGR_MIN_QDEPTH 2
2400 -#define ATH_AMPDU_SUBFRAME_DEFAULT 32
2401 +/* minimum h/w qdepth for non-aggregated traffic */
2402 +#define ATH_NON_AGGR_MIN_QDEPTH 8
2404 #define IEEE80211_SEQ_SEQ_SHIFT 4
2405 #define IEEE80211_SEQ_MAX 4096
2406 @@ -174,12 +170,6 @@ int ath_descdma_setup(struct ath_softc *
2408 #define ATH_TX_COMPLETE_POLL_INT 1000
2410 -enum ATH_AGGR_STATUS {
2412 - ATH_AGGR_BAW_CLOSED,
2416 #define ATH_TXFIFO_DEPTH 8
2418 int mac80211_qnum; /* mac80211 queue number, -1 means not mac80211 Q */
2419 @@ -201,10 +191,10 @@ struct ath_txq {
2422 struct ath_txq *txq;
2424 struct list_head list;
2425 struct list_head tid_q;
2426 bool clear_ps_filter;
2430 struct ath_frame_info {
2431 @@ -212,14 +202,16 @@ struct ath_frame_info {
2433 enum ath9k_key_type keytype;
2438 + u8 baw_tracked : 1;
2441 struct ath_buf_state {
2447 unsigned long bfs_paprd_timestamp;
2449 @@ -233,7 +225,6 @@ struct ath_buf {
2450 void *bf_desc; /* virtual addr of desc */
2451 dma_addr_t bf_daddr; /* physical addr of desc */
2452 dma_addr_t bf_buf_addr; /* physical addr of data buffer, for DMA */
2454 struct ieee80211_tx_rate rates[4];
2455 struct ath_buf_state bf_state;
2457 @@ -241,16 +232,18 @@ struct ath_buf {
2458 struct ath_atx_tid {
2459 struct list_head list;
2460 struct sk_buff_head buf_q;
2461 + struct sk_buff_head retry_q;
2462 struct ath_node *an;
2463 struct ath_atx_ac *ac;
2464 unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
2471 int baw_head; /* first un-acked tx buffer */
2472 int baw_tail; /* next unused tx buffer slot */
2478 @@ -262,12 +255,13 @@ struct ath_node {
2479 struct ieee80211_vif *vif; /* interface with which we're associated */
2480 struct ath_atx_tid tid[IEEE80211_NUM_TIDS];
2481 struct ath_atx_ac ac[IEEE80211_NUM_ACS];
2489 + bool no_ps_filter;
2491 #if defined(CPTCFG_MAC80211_DEBUGFS) && defined(CPTCFG_ATH9K_DEBUGFS)
2492 struct dentry *node_stat;
2493 @@ -317,6 +311,7 @@ struct ath_rx {
2494 struct ath_descdma rxdma;
2495 struct ath_rx_edma rx_edma[ATH9K_RX_QUEUE_MAX];
2497 + struct ath_buf *buf_hold;
2498 struct sk_buff *frag;
2501 @@ -367,6 +362,7 @@ void ath9k_release_buffered_frames(struc
2505 + struct ath_node mcast_node;
2507 bool primary_sta_vif;
2508 __le64 tsf_adjust; /* TSF adjustment for staggered beacons */
2509 --- a/drivers/net/wireless/ath/ath9k/debug.c
2510 +++ b/drivers/net/wireless/ath/ath9k/debug.c
2511 @@ -607,6 +607,28 @@ static ssize_t read_file_xmit(struct fil
2515 +static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq,
2516 + char *buf, ssize_t size)
2520 + ath_txq_lock(sc, txq);
2522 + len += snprintf(buf + len, size - len, "%s: %d ",
2523 + "qnum", txq->axq_qnum);
2524 + len += snprintf(buf + len, size - len, "%s: %2d ",
2525 + "qdepth", txq->axq_depth);
2526 + len += snprintf(buf + len, size - len, "%s: %2d ",
2527 + "ampdu-depth", txq->axq_ampdu_depth);
2528 + len += snprintf(buf + len, size - len, "%s: %3d ",
2529 + "pending", txq->pending_frames);
2530 + len += snprintf(buf + len, size - len, "%s: %d\n",
2531 + "stopped", txq->stopped);
2533 + ath_txq_unlock(sc, txq);
2537 static ssize_t read_file_queues(struct file *file, char __user *user_buf,
2538 size_t count, loff_t *ppos)
2540 @@ -624,24 +646,13 @@ static ssize_t read_file_queues(struct f
2542 for (i = 0; i < IEEE80211_NUM_ACS; i++) {
2543 txq = sc->tx.txq_map[i];
2544 - len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
2546 - ath_txq_lock(sc, txq);
2548 - len += snprintf(buf + len, size - len, "%s: %d ",
2549 - "qnum", txq->axq_qnum);
2550 - len += snprintf(buf + len, size - len, "%s: %2d ",
2551 - "qdepth", txq->axq_depth);
2552 - len += snprintf(buf + len, size - len, "%s: %2d ",
2553 - "ampdu-depth", txq->axq_ampdu_depth);
2554 - len += snprintf(buf + len, size - len, "%s: %3d ",
2555 - "pending", txq->pending_frames);
2556 - len += snprintf(buf + len, size - len, "%s: %d\n",
2557 - "stopped", txq->stopped);
2559 - ath_txq_unlock(sc, txq);
2560 + len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
2561 + len += print_queue(sc, txq, buf + len, size - len);
2564 + len += snprintf(buf + len, size - len, "(CAB): ");
2565 + len += print_queue(sc, sc->beacon.cabq, buf + len, size - len);
2570 --- a/net/mac80211/ibss.c
2571 +++ b/net/mac80211/ibss.c
2574 static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
2575 const u8 *bssid, const int beacon_int,
2576 - struct ieee80211_channel *chan,
2577 + struct cfg80211_chan_def *req_chandef,
2578 const u32 basic_rates,
2579 const u16 capability, u64 tsf,
2581 @@ -51,6 +51,7 @@ static void __ieee80211_sta_join_ibss(st
2583 u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
2584 struct cfg80211_chan_def chandef;
2585 + struct ieee80211_channel *chan;
2586 struct beacon_data *presp;
2589 @@ -81,7 +82,9 @@ static void __ieee80211_sta_join_ibss(st
2591 sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
2593 - chandef = ifibss->chandef;
2594 + /* make a copy of the chandef, it could be modified below. */
2595 + chandef = *req_chandef;
2596 + chan = chandef.chan;
2597 if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) {
2598 chandef.width = NL80211_CHAN_WIDTH_20;
2599 chandef.center_freq1 = chan->center_freq;
2600 @@ -259,10 +262,12 @@ static void ieee80211_sta_join_ibss(stru
2601 struct cfg80211_bss *cbss =
2602 container_of((void *)bss, struct cfg80211_bss, priv);
2603 struct ieee80211_supported_band *sband;
2604 + struct cfg80211_chan_def chandef;
2607 u16 beacon_int = cbss->beacon_interval;
2608 const struct cfg80211_bss_ies *ies;
2609 + enum nl80211_channel_type chan_type;
2612 sdata_assert_lock(sdata);
2613 @@ -270,6 +275,26 @@ static void ieee80211_sta_join_ibss(stru
2614 if (beacon_int < 10)
2617 + switch (sdata->u.ibss.chandef.width) {
2618 + case NL80211_CHAN_WIDTH_20_NOHT:
2619 + case NL80211_CHAN_WIDTH_20:
2620 + case NL80211_CHAN_WIDTH_40:
2621 + chan_type = cfg80211_get_chandef_type(&sdata->u.ibss.chandef);
2622 + cfg80211_chandef_create(&chandef, cbss->channel, chan_type);
2624 + case NL80211_CHAN_WIDTH_5:
2625 + case NL80211_CHAN_WIDTH_10:
2626 + cfg80211_chandef_create(&chandef, cbss->channel,
2627 + NL80211_CHAN_WIDTH_20_NOHT);
2628 + chandef.width = sdata->u.ibss.chandef.width;
2631 + /* fall back to 20 MHz for unsupported modes */
2632 + cfg80211_chandef_create(&chandef, cbss->channel,
2633 + NL80211_CHAN_WIDTH_20_NOHT);
2637 sband = sdata->local->hw.wiphy->bands[cbss->channel->band];
2640 @@ -294,7 +319,7 @@ static void ieee80211_sta_join_ibss(stru
2642 __ieee80211_sta_join_ibss(sdata, cbss->bssid,
2649 @@ -736,7 +761,7 @@ static void ieee80211_sta_create_ibss(st
2650 sdata->drop_unencrypted = 0;
2652 __ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
2653 - ifibss->chandef.chan, ifibss->basic_rates,
2654 + &ifibss->chandef, ifibss->basic_rates,
2655 capability, 0, true);
2658 @@ -792,6 +817,17 @@ static void ieee80211_sta_find_ibss(stru
2662 + /* if a fixed bssid and a fixed freq have been provided create the IBSS
2663 + * directly and do not waste time scanning
2665 + if (ifibss->fixed_bssid && ifibss->fixed_channel) {
2666 + sdata_info(sdata, "Created IBSS using preconfigured BSSID %pM\n",
2668 + ieee80211_sta_create_ibss(sdata);
2673 ibss_dbg(sdata, "sta_find_ibss: did not try to join ibss\n");
2675 /* Selected IBSS not found in current scan results - try to scan */
2676 @@ -1138,6 +1174,7 @@ int ieee80211_ibss_leave(struct ieee8021
2677 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
2678 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
2680 + ieee80211_vif_release_channel(sdata);
2684 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
2685 +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
2686 @@ -1173,6 +1173,10 @@ skip_ws_det:
2687 * is_on == 0 means MRC CCK is OFF (more noise imm)
2689 bool is_on = param ? 1 : 0;
2691 + if (ah->caps.rx_chainmask == 1)
2694 REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
2695 AR_PHY_MRC_CCK_ENABLE, is_on);
2696 REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
2697 --- a/drivers/net/wireless/ath/ath9k/recv.c
2698 +++ b/drivers/net/wireless/ath/ath9k/recv.c
2699 @@ -42,8 +42,6 @@ static void ath_rx_buf_link(struct ath_s
2700 struct ath_desc *ds;
2701 struct sk_buff *skb;
2703 - ATH_RXBUF_RESET(bf);
2706 ds->ds_link = 0; /* link to null */
2707 ds->ds_data = bf->bf_buf_addr;
2708 @@ -70,6 +68,14 @@ static void ath_rx_buf_link(struct ath_s
2709 sc->rx.rxlink = &ds->ds_link;
2712 +static void ath_rx_buf_relink(struct ath_softc *sc, struct ath_buf *bf)
2714 + if (sc->rx.buf_hold)
2715 + ath_rx_buf_link(sc, sc->rx.buf_hold);
2717 + sc->rx.buf_hold = bf;
2720 static void ath_setdefantenna(struct ath_softc *sc, u32 antenna)
2722 /* XXX block beacon interrupts */
2723 @@ -117,7 +123,6 @@ static bool ath_rx_edma_buf_link(struct
2727 - ATH_RXBUF_RESET(bf);
2728 memset(skb->data, 0, ah->caps.rx_status_len);
2729 dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,
2730 ah->caps.rx_status_len, DMA_TO_DEVICE);
2731 @@ -432,6 +437,7 @@ int ath_startrecv(struct ath_softc *sc)
2732 if (list_empty(&sc->rx.rxbuf))
2735 + sc->rx.buf_hold = NULL;
2736 sc->rx.rxlink = NULL;
2737 list_for_each_entry_safe(bf, tbf, &sc->rx.rxbuf, list) {
2738 ath_rx_buf_link(sc, bf);
2739 @@ -677,6 +683,9 @@ static struct ath_buf *ath_get_next_rx_b
2742 bf = list_first_entry(&sc->rx.rxbuf, struct ath_buf, list);
2743 + if (bf == sc->rx.buf_hold)
2749 @@ -1375,7 +1384,7 @@ requeue:
2751 ath_rx_edma_buf_link(sc, qtype);
2753 - ath_rx_buf_link(sc, bf);
2754 + ath_rx_buf_relink(sc, bf);
2758 --- a/drivers/net/wireless/ath/ath9k/init.c
2759 +++ b/drivers/net/wireless/ath/ath9k/init.c
2760 @@ -802,7 +802,8 @@ void ath9k_set_hw_capab(struct ath_softc
2761 IEEE80211_HW_PS_NULLFUNC_STACK |
2762 IEEE80211_HW_SPECTRUM_MGMT |
2763 IEEE80211_HW_REPORTS_TX_ACK_STATUS |
2764 - IEEE80211_HW_SUPPORTS_RC_TABLE;
2765 + IEEE80211_HW_SUPPORTS_RC_TABLE |
2766 + IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
2768 if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
2769 hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
2770 --- a/drivers/net/wireless/ath/carl9170/main.c
2771 +++ b/drivers/net/wireless/ath/carl9170/main.c
2772 @@ -1878,7 +1878,8 @@ void *carl9170_alloc(size_t priv_size)
2773 IEEE80211_HW_PS_NULLFUNC_STACK |
2774 IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC |
2775 IEEE80211_HW_SUPPORTS_RC_TABLE |
2776 - IEEE80211_HW_SIGNAL_DBM;
2777 + IEEE80211_HW_SIGNAL_DBM |
2778 + IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
2780 if (!modparam_noht) {
2782 --- a/drivers/net/wireless/rt2x00/rt2800lib.c
2783 +++ b/drivers/net/wireless/rt2x00/rt2800lib.c
2784 @@ -6133,7 +6133,8 @@ static int rt2800_probe_hw_mode(struct r
2785 IEEE80211_HW_SUPPORTS_PS |
2786 IEEE80211_HW_PS_NULLFUNC_STACK |
2787 IEEE80211_HW_AMPDU_AGGREGATION |
2788 - IEEE80211_HW_REPORTS_TX_ACK_STATUS;
2789 + IEEE80211_HW_REPORTS_TX_ACK_STATUS |
2790 + IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
2793 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
2794 --- a/include/net/mac80211.h
2795 +++ b/include/net/mac80211.h
2796 @@ -1499,6 +1499,7 @@ enum ieee80211_hw_flags {
2797 IEEE80211_HW_SUPPORTS_RC_TABLE = 1<<24,
2798 IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF = 1<<25,
2799 IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26,
2800 + IEEE80211_HW_SUPPORTS_HT_CCK_RATES = 1<<27,