diff options
Diffstat (limited to 'package/kernel/mac80211')
26 files changed, 5091 insertions, 203 deletions
diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch index 9e1a55432f..ca232a0e53 100644 --- a/package/kernel/mac80211/patches/300-pending_work.patch +++ b/package/kernel/mac80211/patches/300-pending_work.patch @@ -45,9 +45,38 @@ TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL), TEST(UAPSD), TEST(SP), TEST(TDLS_PEER), TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT), +@@ -455,6 +455,15 @@ void ieee80211_sta_debugfs_add(struct st + DEBUGFS_ADD_COUNTER(tx_retry_count, tx_retry_count); + DEBUGFS_ADD_COUNTER(wep_weak_iv_count, wep_weak_iv_count); + ++ if (sizeof(sta->driver_buffered_tids) == sizeof(u32)) ++ debugfs_create_x32("driver_buffered_tids", 0400, ++ sta->debugfs.dir, ++ (u32 *)&sta->driver_buffered_tids); ++ else ++ debugfs_create_x64("driver_buffered_tids", 0400, ++ sta->debugfs.dir, ++ (u64 *)&sta->driver_buffered_tids); ++ + drv_sta_add_debugfs(local, sdata, &sta->sta, sta->debugfs.dir); + } + --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c -@@ -463,7 +463,6 @@ int ieee80211_do_open(struct wireless_de +@@ -274,6 +274,12 @@ static int ieee80211_check_concurrent_if + if (iftype == NL80211_IFTYPE_ADHOC && + nsdata->vif.type == NL80211_IFTYPE_ADHOC) + return -EBUSY; ++ /* ++ * will not add another interface while any channel ++ * switch is active. ++ */ ++ if (nsdata->vif.csa_active) ++ return -EBUSY; + + /* + * The remaining checks are only performed for interfaces +@@ -463,7 +469,6 @@ int ieee80211_do_open(struct wireless_de struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); struct net_device *dev = wdev->netdev; struct ieee80211_local *local = sdata->local; @@ -55,7 +84,7 @@ u32 changed = 0; int res; u32 hw_reconf_flags = 0; -@@ -629,30 +628,8 @@ int ieee80211_do_open(struct wireless_de +@@ -629,30 +634,8 @@ int ieee80211_do_open(struct wireless_de set_bit(SDATA_STATE_RUNNING, &sdata->state); @@ -87,7 +116,16 @@ /* * set_multicast_list will be invoked by the networking core -@@ -1116,6 +1093,74 @@ static void ieee80211_if_setup(struct ne +@@ -809,6 +792,8 @@ static void ieee80211_do_stop(struct iee + cancel_work_sync(&local->dynamic_ps_enable_work); + + cancel_work_sync(&sdata->recalc_smps); ++ sdata->vif.csa_active = false; ++ cancel_work_sync(&sdata->csa_finalize_work); + + cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); + +@@ -1116,6 +1101,74 @@ static void ieee80211_if_setup(struct ne dev->destructor = free_netdev; } @@ -162,7 +200,7 @@ static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = -@@ -1220,6 +1265,9 @@ static void ieee80211_iface_work(struct +@@ -1220,6 +1273,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; @@ -172,9 +210,61 @@ default: WARN(1, "frame for unexpected interface type"); break; +@@ -1282,6 +1338,7 @@ static void ieee80211_setup_sdata(struct + skb_queue_head_init(&sdata->skb_queue); + INIT_WORK(&sdata->work, ieee80211_iface_work); + INIT_WORK(&sdata->recalc_smps, ieee80211_recalc_smps_work); ++ INIT_WORK(&sdata->csa_finalize_work, ieee80211_csa_finalize_work); + + switch (type) { + case NL80211_IFTYPE_P2P_GO: --- a/net/mac80211/rc80211_minstrel_ht.c +++ b/net/mac80211/rc80211_minstrel_ht.c -@@ -804,10 +804,18 @@ minstrel_ht_get_rate(void *priv, struct +@@ -365,6 +365,14 @@ minstrel_ht_update_stats(struct minstrel + } + } + ++#ifdef CPTCFG_MAC80211_DEBUGFS ++ /* use fixed index if set */ ++ if (mp->fixed_rate_idx != -1) { ++ mi->max_tp_rate = mp->fixed_rate_idx; ++ mi->max_tp_rate2 = mp->fixed_rate_idx; ++ mi->max_prob_rate = mp->fixed_rate_idx; ++ } ++#endif + + mi->stats_update = jiffies; + } +@@ -774,6 +782,11 @@ minstrel_ht_get_rate(void *priv, struct + info->flags |= mi->tx_flags; + minstrel_ht_check_cck_shortpreamble(mp, mi, txrc->short_preamble); + ++#ifdef CPTCFG_MAC80211_DEBUGFS ++ if (mp->fixed_rate_idx != -1) ++ return; ++#endif ++ + /* Don't use EAPOL frames for sampling on non-mrr hw */ + if (mp->hw->max_rates == 1 && + txrc->skb->protocol == cpu_to_be16(ETH_P_PAE)) +@@ -781,16 +794,6 @@ minstrel_ht_get_rate(void *priv, struct + else + sample_idx = minstrel_get_sample_rate(mp, mi); + +-#ifdef CPTCFG_MAC80211_DEBUGFS +- /* use fixed index if set */ +- if (mp->fixed_rate_idx != -1) { +- mi->max_tp_rate = mp->fixed_rate_idx; +- mi->max_tp_rate2 = mp->fixed_rate_idx; +- mi->max_prob_rate = mp->fixed_rate_idx; +- sample_idx = -1; +- } +-#endif +- + mi->total_packets++; + + /* wraparound */ +@@ -804,10 +807,18 @@ minstrel_ht_get_rate(void *priv, struct sample_group = &minstrel_mcs_groups[sample_idx / MCS_GROUP_RATES]; info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE; @@ -194,7 +284,7 @@ } static void -@@ -820,6 +828,9 @@ minstrel_ht_update_cck(struct minstrel_p +@@ -820,6 +831,9 @@ minstrel_ht_update_cck(struct minstrel_p if (sband->band != IEEE80211_BAND_2GHZ) return; @@ -754,7 +844,76 @@ #undef PADBYTES } -@@ -1188,53 +1275,86 @@ static void ath_tx_fill_desc(struct ath_ +@@ -999,7 +1086,7 @@ void ath_update_max_aggr_framelen(struct + } + + static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, +- struct ath_tx_info *info, int len) ++ struct ath_tx_info *info, int len, bool rts) + { + struct ath_hw *ah = sc->sc_ah; + struct sk_buff *skb; +@@ -1008,6 +1095,7 @@ static void ath_buf_set_rate(struct ath_ + const struct ieee80211_rate *rate; + struct ieee80211_hdr *hdr; + struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu); ++ u32 rts_thresh = sc->hw->wiphy->rts_threshold; + int i; + u8 rix = 0; + +@@ -1030,7 +1118,17 @@ static void ath_buf_set_rate(struct ath_ + rix = rates[i].idx; + info->rates[i].Tries = rates[i].count; + +- if (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) { ++ /* ++ * Handle RTS threshold for unaggregated HT frames. ++ */ ++ if (bf_isampdu(bf) && !bf_isaggr(bf) && ++ (rates[i].flags & IEEE80211_TX_RC_MCS) && ++ unlikely(rts_thresh != (u32) -1)) { ++ if (!rts_thresh || (len > rts_thresh)) ++ rts = true; ++ } ++ ++ if (rts || rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) { + info->rates[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS; + info->flags |= ATH9K_TXDESC_RTSENA; + } else if (rates[i].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { +@@ -1123,6 +1221,8 @@ static void ath_tx_fill_desc(struct ath_ + struct ath_hw *ah = sc->sc_ah; + struct ath_buf *bf_first = NULL; + struct ath_tx_info info; ++ u32 rts_thresh = sc->hw->wiphy->rts_threshold; ++ bool rts = false; + + memset(&info, 0, sizeof(info)); + info.is_first = true; +@@ -1159,7 +1259,22 @@ static void ath_tx_fill_desc(struct ath_ + info.flags |= (u32) bf->bf_state.bfs_paprd << + ATH9K_TXDESC_PAPRD_S; + +- ath_buf_set_rate(sc, bf, &info, len); ++ /* ++ * mac80211 doesn't handle RTS threshold for HT because ++ * the decision has to be taken based on AMPDU length ++ * and aggregation is done entirely inside ath9k. ++ * Set the RTS/CTS flag for the first subframe based ++ * on the threshold. ++ */ ++ if (aggr && (bf == bf_first) && ++ unlikely(rts_thresh != (u32) -1)) { ++ /* ++ * "len" is the size of the entire AMPDU. ++ */ ++ if (!rts_thresh || (len > rts_thresh)) ++ rts = true; ++ } ++ ath_buf_set_rate(sc, bf, &info, len, rts); + } + + info.buf_addr[0] = bf->bf_buf_addr; +@@ -1188,53 +1303,86 @@ static void ath_tx_fill_desc(struct ath_ } } @@ -850,18 +1009,18 @@ + *stop = true; + return false; + } -+ + +- ath_tx_fill_desc(sc, bf, txq, aggr_len); +- ath_tx_txqaddbuf(sc, txq, &bf_q, false); +- } while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH && +- status != ATH_AGGR_BAW_CLOSED); + ath_set_rates(tid->an->vif, tid->an->sta, bf); + if (aggr) + last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf, + tid_q, &aggr_len); + else + ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q); - -- ath_tx_fill_desc(sc, bf, txq, aggr_len); -- ath_tx_txqaddbuf(sc, txq, &bf_q, false); -- } while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH && -- status != ATH_AGGR_BAW_CLOSED); ++ + if (list_empty(&bf_q)) + return false; + @@ -876,7 +1035,7 @@ } int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, -@@ -1258,6 +1378,9 @@ int ath_tx_aggr_start(struct ath_softc * +@@ -1258,6 +1406,9 @@ int ath_tx_aggr_start(struct ath_softc * an->mpdudensity = density; } @@ -886,7 +1045,7 @@ txtid->active = true; txtid->paused = true; *ssn = txtid->seq_start = txtid->seq_next; -@@ -1277,8 +1400,9 @@ void ath_tx_aggr_stop(struct ath_softc * +@@ -1277,8 +1428,9 @@ void ath_tx_aggr_stop(struct ath_softc * ath_txq_lock(sc, txq); txtid->active = false; @@ -897,7 +1056,7 @@ ath_txq_unlock_complete(sc, txq); } -@@ -1302,7 +1426,7 @@ void ath_tx_aggr_sleep(struct ieee80211_ +@@ -1302,7 +1454,7 @@ void ath_tx_aggr_sleep(struct ieee80211_ ath_txq_lock(sc, txq); @@ -906,7 +1065,7 @@ tid->sched = false; list_del(&tid->list); -@@ -1334,7 +1458,7 @@ void ath_tx_aggr_wakeup(struct ath_softc +@@ -1334,7 +1486,7 @@ void ath_tx_aggr_wakeup(struct ath_softc ath_txq_lock(sc, txq); ac->clear_ps_filter = true; @@ -915,7 +1074,7 @@ ath_tx_queue_tid(txq, tid); ath_txq_schedule(sc, txq); } -@@ -1359,7 +1483,7 @@ void ath_tx_aggr_resume(struct ath_softc +@@ -1359,7 +1511,7 @@ void ath_tx_aggr_resume(struct ath_softc tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor; tid->paused = false; @@ -924,7 +1083,7 @@ ath_tx_queue_tid(txq, tid); ath_txq_schedule(sc, txq); } -@@ -1379,6 +1503,7 @@ void ath9k_release_buffered_frames(struc +@@ -1379,6 +1531,7 @@ void ath9k_release_buffered_frames(struc struct ieee80211_tx_info *info; struct list_head bf_q; struct ath_buf *bf_tail = NULL, *bf; @@ -932,7 +1091,7 @@ int sent = 0; int i; -@@ -1394,15 +1519,15 @@ void ath9k_release_buffered_frames(struc +@@ -1394,15 +1547,15 @@ void ath9k_release_buffered_frames(struc continue; ath_txq_lock(sc, tid->ac->txq); @@ -952,7 +1111,7 @@ bf->bf_state.bf_type &= ~BUF_AGGR; if (bf_tail) bf_tail->bf_next = bf; -@@ -1412,7 +1537,7 @@ void ath9k_release_buffered_frames(struc +@@ -1412,7 +1565,7 @@ void ath9k_release_buffered_frames(struc sent++; TX_STAT_INC(txq->axq_qnum, a_queued_hw); @@ -961,7 +1120,7 @@ ieee80211_sta_set_buffered(an->sta, i, false); } ath_txq_unlock_complete(sc, tid->ac->txq); -@@ -1571,7 +1696,7 @@ static void ath_drain_txq_list(struct at +@@ -1571,7 +1724,7 @@ static void ath_drain_txq_list(struct at while (!list_empty(list)) { bf = list_first_entry(list, struct ath_buf, list); @@ -970,7 +1129,7 @@ list_del(&bf->list); ath_tx_return_buffer(sc, bf); -@@ -1665,25 +1790,27 @@ void ath_tx_cleanupq(struct ath_softc *s +@@ -1665,25 +1818,27 @@ void ath_tx_cleanupq(struct ath_softc *s */ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq) { @@ -1003,7 +1162,7 @@ tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, list); list_del(&tid->list); -@@ -1692,17 +1819,17 @@ void ath_txq_schedule(struct ath_softc * +@@ -1692,17 +1847,17 @@ void ath_txq_schedule(struct ath_softc * if (tid->paused) continue; @@ -1025,7 +1184,7 @@ break; } -@@ -1711,9 +1838,17 @@ void ath_txq_schedule(struct ath_softc * +@@ -1711,9 +1866,17 @@ void ath_txq_schedule(struct ath_softc * list_add_tail(&ac->list, &txq->axq_acq); } @@ -1045,7 +1204,7 @@ } rcu_read_unlock(); -@@ -1792,57 +1927,6 @@ static void ath_tx_txqaddbuf(struct ath_ +@@ -1792,57 +1955,6 @@ static void ath_tx_txqaddbuf(struct ath_ } } @@ -1103,7 +1262,7 @@ static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq, struct ath_atx_tid *tid, struct sk_buff *skb) { -@@ -1985,6 +2069,7 @@ static int ath_tx_prepare(struct ieee802 +@@ -1985,6 +2097,7 @@ static int ath_tx_prepare(struct ieee802 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_sta *sta = txctl->sta; struct ieee80211_vif *vif = info->control.vif; @@ -1111,7 +1270,7 @@ struct ath_softc *sc = hw->priv; int frmlen = skb->len + FCS_LEN; int padpos, padsize; -@@ -1992,6 +2077,10 @@ static int ath_tx_prepare(struct ieee802 +@@ -1992,6 +2105,10 @@ static int ath_tx_prepare(struct ieee802 /* NOTE: sta can be NULL according to net/mac80211.h */ if (sta) txctl->an = (struct ath_node *)sta->drv_priv; @@ -1122,7 +1281,7 @@ if (info->control.hw_key) frmlen += info->control.hw_key->icv_len; -@@ -2041,7 +2130,6 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -2041,7 +2158,6 @@ int ath_tx_start(struct ieee80211_hw *hw struct ath_txq *txq = txctl->txq; struct ath_atx_tid *tid = NULL; struct ath_buf *bf; @@ -1130,7 +1289,7 @@ int q; int ret; -@@ -2069,27 +2157,31 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -2069,27 +2185,31 @@ int ath_tx_start(struct ieee80211_hw *hw ath_txq_unlock(sc, txq); txq = sc->tx.uapsdq; ath_txq_lock(sc, txq); @@ -1173,7 +1332,16 @@ if (txctl->paprd) dev_kfree_skb_any(skb); else -@@ -2189,7 +2281,7 @@ static void ath_tx_complete(struct ath_s +@@ -2142,7 +2262,7 @@ void ath_tx_cabq(struct ieee80211_hw *hw + + bf->bf_lastbf = bf; + ath_set_rates(vif, NULL, bf); +- ath_buf_set_rate(sc, bf, &info, fi->framelen); ++ ath_buf_set_rate(sc, bf, &info, fi->framelen, false); + duration += info.rates[0].PktDuration; + if (bf_tail) + bf_tail->bf_next = bf; +@@ -2189,7 +2309,7 @@ static void ath_tx_complete(struct ath_s struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ieee80211_hdr * hdr = (struct ieee80211_hdr *)skb->data; @@ -1182,7 +1350,7 @@ unsigned long flags; ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb); -@@ -2225,21 +2317,7 @@ static void ath_tx_complete(struct ath_s +@@ -2225,21 +2345,7 @@ static void ath_tx_complete(struct ath_s spin_unlock_irqrestore(&sc->sc_pm_lock, flags); __skb_queue_tail(&txq->complete_q, skb); @@ -1205,7 +1373,7 @@ } static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, -@@ -2360,8 +2438,7 @@ static void ath_tx_processq(struct ath_s +@@ -2360,8 +2466,7 @@ static void ath_tx_processq(struct ath_s if (list_empty(&txq->axq_q)) { txq->axq_link = NULL; @@ -1215,7 +1383,7 @@ break; } bf = list_first_entry(&txq->axq_q, struct ath_buf, list); -@@ -2375,7 +2452,7 @@ static void ath_tx_processq(struct ath_s +@@ -2375,7 +2480,7 @@ static void ath_tx_processq(struct ath_s * it with the STALE flag. */ bf_held = NULL; @@ -1224,7 +1392,7 @@ bf_held = bf; if (list_is_last(&bf_held->list, &txq->axq_q)) break; -@@ -2399,7 +2476,7 @@ static void ath_tx_processq(struct ath_s +@@ -2399,7 +2504,7 @@ static void ath_tx_processq(struct ath_s * however leave the last descriptor back as the holding * descriptor for hw. */ @@ -1233,7 +1401,7 @@ INIT_LIST_HEAD(&bf_head); if (!list_is_singular(&lastbf->list)) list_cut_position(&bf_head, -@@ -2470,7 +2547,7 @@ void ath_tx_edma_tasklet(struct ath_soft +@@ -2470,7 +2575,7 @@ void ath_tx_edma_tasklet(struct ath_soft } bf = list_first_entry(fifo_list, struct ath_buf, list); @@ -1242,7 +1410,7 @@ list_del(&bf->list); ath_tx_return_buffer(sc, bf); bf = list_first_entry(fifo_list, struct ath_buf, list); -@@ -2492,7 +2569,7 @@ void ath_tx_edma_tasklet(struct ath_soft +@@ -2492,7 +2597,7 @@ void ath_tx_edma_tasklet(struct ath_soft ath_tx_txqaddbuf(sc, txq, &bf_q, true); } } else { @@ -1251,7 +1419,7 @@ if (bf != lastbf) list_cut_position(&bf_head, fifo_list, lastbf->list.prev); -@@ -2583,6 +2660,7 @@ void ath_tx_node_init(struct ath_softc * +@@ -2583,6 +2688,7 @@ void ath_tx_node_init(struct ath_softc * tid->paused = false; tid->active = false; __skb_queue_head_init(&tid->buf_q); @@ -1259,7 +1427,7 @@ acno = TID_TO_WME_AC(tidno); tid->ac = &an->ac[acno]; } -@@ -2590,6 +2668,7 @@ void ath_tx_node_init(struct ath_softc * +@@ -2590,6 +2696,7 @@ void ath_tx_node_init(struct ath_softc * for (acno = 0, ac = &an->ac[acno]; acno < IEEE80211_NUM_ACS; acno++, ac++) { ac->sched = false; @@ -1269,7 +1437,27 @@ } --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -966,6 +966,8 @@ static int ath9k_add_interface(struct ie +@@ -173,8 +173,7 @@ static void ath_restart_work(struct ath_ + { + ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0); + +- if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9485(sc->sc_ah) || +- AR_SREV_9550(sc->sc_ah)) ++ if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah)) + ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, + msecs_to_jiffies(ATH_PLL_WORK_INTERVAL)); + +@@ -238,9 +237,6 @@ static bool ath_complete_reset(struct at + ath_restart_work(sc); + } + +- if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3) +- ath_ant_comb_update(sc); +- + ieee80211_wake_queues(sc->hw); + + return true; +@@ -966,6 +962,8 @@ static int ath9k_add_interface(struct ie struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); @@ -1278,7 +1466,7 @@ mutex_lock(&sc->mutex); -@@ -979,6 +981,12 @@ static int ath9k_add_interface(struct ie +@@ -979,6 +977,12 @@ static int ath9k_add_interface(struct ie if (ath9k_uses_beacons(vif->type)) ath9k_beacon_assign_slot(sc, vif); @@ -1291,7 +1479,7 @@ mutex_unlock(&sc->mutex); return 0; } -@@ -1016,6 +1024,7 @@ static void ath9k_remove_interface(struc +@@ -1016,6 +1020,7 @@ static void ath9k_remove_interface(struc { struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -1299,7 +1487,7 @@ ath_dbg(common, CONFIG, "Detach Interface\n"); -@@ -1030,6 +1039,8 @@ static void ath9k_remove_interface(struc +@@ -1030,6 +1035,8 @@ static void ath9k_remove_interface(struc ath9k_calculate_summary_state(hw, NULL); ath9k_ps_restore(sc); @@ -1308,7 +1496,36 @@ mutex_unlock(&sc->mutex); } -@@ -1374,9 +1385,6 @@ static void ath9k_sta_notify(struct ieee +@@ -1193,8 +1200,6 @@ static int ath9k_config(struct ieee80211 + + if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) { + struct ieee80211_channel *curchan = hw->conf.chandef.chan; +- enum nl80211_channel_type channel_type = +- cfg80211_get_chandef_type(&conf->chandef); + int pos = curchan->hw_value; + int old_pos = -1; + unsigned long flags; +@@ -1202,8 +1207,8 @@ static int ath9k_config(struct ieee80211 + if (ah->curchan) + old_pos = ah->curchan - &ah->channels[0]; + +- ath_dbg(common, CONFIG, "Set channel: %d MHz type: %d\n", +- curchan->center_freq, channel_type); ++ ath_dbg(common, CONFIG, "Set channel: %d MHz width: %d\n", ++ curchan->center_freq, hw->conf.chandef.width); + + /* update survey stats for the old channel before switching */ + spin_lock_irqsave(&common->cc_lock, flags); +@@ -1211,7 +1216,7 @@ static int ath9k_config(struct ieee80211 + spin_unlock_irqrestore(&common->cc_lock, flags); + + ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos], +- curchan, channel_type); ++ &conf->chandef); + + /* + * If the operating channel changes, change the survey in-use flags +@@ -1374,9 +1379,6 @@ static void ath9k_sta_notify(struct ieee struct ath_softc *sc = hw->priv; struct ath_node *an = (struct ath_node *) sta->drv_priv; @@ -1318,7 +1535,7 @@ switch (cmd) { case STA_NOTIFY_SLEEP: an->sleeping = true; -@@ -2094,7 +2102,7 @@ static void ath9k_wow_add_pattern(struct +@@ -2094,7 +2096,7 @@ static void ath9k_wow_add_pattern(struct { struct ath_hw *ah = sc->sc_ah; struct ath9k_wow_pattern *wow_pattern = NULL; @@ -1374,7 +1591,38 @@ p = &wow->patterns[i]; --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h -@@ -1698,7 +1698,7 @@ struct cfg80211_pmksa { +@@ -639,6 +639,30 @@ struct cfg80211_ap_settings { + }; + + /** ++ * struct cfg80211_csa_settings - channel switch settings ++ * ++ * Used for channel switch ++ * ++ * @chandef: defines the channel to use after the switch ++ * @beacon_csa: beacon data while performing the switch ++ * @counter_offset_beacon: offset for the counter within the beacon (tail) ++ * @counter_offset_presp: offset for the counter within the probe response ++ * @beacon_after: beacon data to be used on the new channel ++ * @radar_required: whether radar detection is required on the new channel ++ * @block_tx: whether transmissions should be blocked while changing ++ * @count: number of beacons until switch ++ */ ++struct cfg80211_csa_settings { ++ struct cfg80211_chan_def chandef; ++ struct cfg80211_beacon_data beacon_csa; ++ u16 counter_offset_beacon, counter_offset_presp; ++ struct cfg80211_beacon_data beacon_after; ++ bool radar_required; ++ bool block_tx; ++ u8 count; ++}; ++ ++/** + * enum station_parameters_apply_mask - station parameter values to apply + * @STATION_PARAM_APPLY_UAPSD: apply new uAPSD parameters (uapsd_queues, max_sp) + * @STATION_PARAM_APPLY_CAPABILITY: apply new capability +@@ -1698,7 +1722,7 @@ struct cfg80211_pmksa { }; /** @@ -1383,7 +1631,7 @@ * @mask: bitmask where to match pattern and where to ignore bytes, * one bit per byte, in same format as nl80211 * @pattern: bytes to match where bitmask is 1 -@@ -1708,7 +1708,7 @@ struct cfg80211_pmksa { +@@ -1708,7 +1732,7 @@ struct cfg80211_pmksa { * Internal note: @mask and @pattern are allocated in one chunk of * memory, free @mask only! */ @@ -1392,7 +1640,7 @@ u8 *mask, *pattern; int pattern_len; int pkt_offset; -@@ -1770,7 +1770,7 @@ struct cfg80211_wowlan { +@@ -1770,7 +1794,7 @@ struct cfg80211_wowlan { bool any, disconnect, magic_pkt, gtk_rekey_failure, eap_identity_req, four_way_handshake, rfkill_release; @@ -1401,9 +1649,104 @@ struct cfg80211_wowlan_tcp *tcp; int n_patterns; }; +@@ -2071,6 +2095,8 @@ struct cfg80211_update_ft_ies_params { + * driver can take the most appropriate actions. + * @crit_proto_stop: Indicates critical protocol no longer needs increased link + * reliability. This operation can not fail. ++ * ++ * @channel_switch: initiate channel-switch procedure (with CSA) + */ + struct cfg80211_ops { + int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow); +@@ -2306,6 +2332,10 @@ struct cfg80211_ops { + u16 duration); + void (*crit_proto_stop)(struct wiphy *wiphy, + struct wireless_dev *wdev); ++ ++ int (*channel_switch)(struct wiphy *wiphy, ++ struct net_device *dev, ++ struct cfg80211_csa_settings *params); + }; + + /* +@@ -2371,6 +2401,8 @@ struct cfg80211_ops { + * @WIPHY_FLAG_OFFCHAN_TX: Device supports direct off-channel TX. + * @WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL: Device supports remain-on-channel call. + * @WIPHY_FLAG_SUPPORTS_5_10_MHZ: Device supports 5 MHz and 10 MHz channels. ++ * @WIPHY_FLAG_HAS_CHANNEL_SWITCH: Device supports channel switch in ++ * beaconing mode (AP, IBSS, Mesh, ...). + */ + enum wiphy_flags { + WIPHY_FLAG_CUSTOM_REGULATORY = BIT(0), +@@ -2395,6 +2427,7 @@ enum wiphy_flags { + WIPHY_FLAG_OFFCHAN_TX = BIT(20), + WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL = BIT(21), + WIPHY_FLAG_SUPPORTS_5_10_MHZ = BIT(22), ++ WIPHY_FLAG_HAS_CHANNEL_SWITCH = BIT(23), + }; + + /** --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h -@@ -3060,11 +3060,11 @@ enum nl80211_tx_power_setting { +@@ -648,6 +648,16 @@ + * @NL80211_CMD_CRIT_PROTOCOL_STOP: Indicates the connection reliability can + * return back to normal. + * ++ * @NL80211_CMD_CHANNEL_SWITCH: Perform a channel switch by announcing the ++ * the new channel information (Channel Switch Announcement - CSA) ++ * in the beacon for some time (as defined in the ++ * %NL80211_ATTR_CH_SWITCH_COUNT parameter) and then change to the ++ * new channel. Userspace provides the new channel information (using ++ * %NL80211_ATTR_WIPHY_FREQ and the attributes determining channel ++ * width). %NL80211_ATTR_CH_SWITCH_BLOCK_TX may be supplied to inform ++ * other station that transmission must be blocked until the channel ++ * switch is complete. ++ * + * @NL80211_CMD_MAX: highest used command number + * @__NL80211_CMD_AFTER_LAST: internal use + */ +@@ -810,6 +820,8 @@ enum nl80211_commands { + NL80211_CMD_CRIT_PROTOCOL_START, + NL80211_CMD_CRIT_PROTOCOL_STOP, + ++ NL80211_CMD_CHANNEL_SWITCH, ++ + /* add new commands above here */ + + /* used to define NL80211_CMD_MAX below */ +@@ -1436,6 +1448,18 @@ enum nl80211_commands { + * allowed to be used with the first @NL80211_CMD_SET_STATION command to + * update a TDLS peer STA entry. + * ++ * @NL80211_ATTR_CH_SWITCH_COUNT: u32 attribute specifying the number of TBTT's ++ * until the channel switch event. ++ * @NL80211_ATTR_CH_SWITCH_BLOCK_TX: flag attribute specifying that transmission ++ * must be blocked on the current channel (before the channel switch ++ * operation). ++ * @NL80211_ATTR_CSA_IES: Nested set of attributes containing the IE information ++ * for the time while performing a channel switch. ++ * @NL80211_ATTR_CSA_C_OFF_BEACON: Offset of the channel switch counter ++ * field in the beacons tail (%NL80211_ATTR_BEACON_TAIL). ++ * @NL80211_ATTR_CSA_C_OFF_PRESP: Offset of the channel switch counter ++ * field in the probe response (%NL80211_ATTR_PROBE_RESP). ++ * + * @NL80211_ATTR_MAX: highest attribute number currently defined + * @__NL80211_ATTR_AFTER_LAST: internal use + */ +@@ -1736,6 +1760,12 @@ enum nl80211_attrs { + + NL80211_ATTR_PEER_AID, + ++ NL80211_ATTR_CH_SWITCH_COUNT, ++ NL80211_ATTR_CH_SWITCH_BLOCK_TX, ++ NL80211_ATTR_CSA_IES, ++ NL80211_ATTR_CSA_C_OFF_BEACON, ++ NL80211_ATTR_CSA_C_OFF_PRESP, ++ + /* add attributes here, update the policy in nl80211.c */ + + __NL80211_ATTR_AFTER_LAST, +@@ -3060,11 +3090,11 @@ enum nl80211_tx_power_setting { }; /** @@ -1419,7 +1762,7 @@ * a bit for each byte in the pattern. The lowest-order bit corresponds * to the first byte of the pattern, but the bytes of the pattern are * in a little-endian-like format, i.e. the 9th byte of the pattern -@@ -3075,23 +3075,23 @@ enum nl80211_tx_power_setting { +@@ -3075,23 +3105,23 @@ enum nl80211_tx_power_setting { * Note that the pattern matching is done as though frames were not * 802.11 frames but 802.3 frames, i.e. the frame is fully unpacked * first (including SNAP header unpacking) and then matched. @@ -1454,7 +1797,7 @@ * @max_patterns: maximum number of patterns supported * @min_pattern_len: minimum length of each pattern * @max_pattern_len: maximum length of each pattern -@@ -3101,13 +3101,22 @@ enum nl80211_wowlan_packet_pattern_attr +@@ -3101,13 +3131,22 @@ enum nl80211_wowlan_packet_pattern_attr * that is part of %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED in the * capability information given by the kernel to userspace. */ @@ -1478,7 +1821,7 @@ /** * enum nl80211_wowlan_triggers - WoWLAN trigger definitions * @__NL80211_WOWLAN_TRIG_INVALID: invalid number for nested attributes -@@ -3127,7 +3136,7 @@ struct nl80211_wowlan_pattern_support { +@@ -3127,7 +3166,7 @@ struct nl80211_wowlan_pattern_support { * pattern matching is done after the packet is converted to the MSDU. * * In %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED, it is a binary attribute @@ -1487,7 +1830,7 @@ * * When reporting wakeup. it is a u32 attribute containing the 0-based * index of the pattern that caused the wakeup, in the patterns passed -@@ -3284,7 +3293,7 @@ struct nl80211_wowlan_tcp_data_token_fea +@@ -3284,7 +3323,7 @@ struct nl80211_wowlan_tcp_data_token_fea * @NL80211_WOWLAN_TCP_WAKE_PAYLOAD: wake packet payload, for advertising a * u32 attribute holding the maximum length * @NL80211_WOWLAN_TCP_WAKE_MASK: Wake packet payload mask, not used for @@ -1511,7 +1854,19 @@ * peer's power mode is known --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c -@@ -441,10 +441,12 @@ static int nl80211_prepare_wdev_dump(str +@@ -349,6 +349,11 @@ static const struct nla_policy nl80211_p + [NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY, + .len = IEEE80211_MAX_DATA_LEN }, + [NL80211_ATTR_PEER_AID] = { .type = NLA_U16 }, ++ [NL80211_ATTR_CH_SWITCH_COUNT] = { .type = NLA_U32 }, ++ [NL80211_ATTR_CH_SWITCH_BLOCK_TX] = { .type = NLA_FLAG }, ++ [NL80211_ATTR_CSA_IES] = { .type = NLA_NESTED }, ++ [NL80211_ATTR_CSA_C_OFF_BEACON] = { .type = NLA_U16 }, ++ [NL80211_ATTR_CSA_C_OFF_PRESP] = { .type = NLA_U16 }, + }; + + /* policy for the key attributes */ +@@ -441,10 +446,12 @@ static int nl80211_prepare_wdev_dump(str goto out_unlock; } *rdev = wiphy_to_dev((*wdev)->wiphy); @@ -1526,7 +1881,7 @@ struct wireless_dev *tmp; if (!wiphy) { -@@ -974,7 +976,7 @@ static int nl80211_send_wowlan(struct sk +@@ -974,7 +981,7 @@ static int nl80211_send_wowlan(struct sk return -ENOBUFS; if (dev->wiphy.wowlan->n_patterns) { @@ -1535,7 +1890,16 @@ .max_patterns = dev->wiphy.wowlan->n_patterns, .min_pattern_len = dev->wiphy.wowlan->pattern_min_len, .max_pattern_len = dev->wiphy.wowlan->pattern_max_len, -@@ -1568,8 +1570,10 @@ static int nl80211_dump_wiphy(struct sk_ +@@ -1393,6 +1400,8 @@ static int nl80211_send_wiphy(struct cfg + if (state->split) { + CMD(crit_proto_start, CRIT_PROTOCOL_START); + CMD(crit_proto_stop, CRIT_PROTOCOL_STOP); ++ if (dev->wiphy.flags & WIPHY_FLAG_HAS_CHANNEL_SWITCH) ++ CMD(channel_switch, CHANNEL_SWITCH); + } + + #ifdef CPTCFG_NL80211_TESTMODE +@@ -1568,8 +1577,10 @@ static int nl80211_dump_wiphy(struct sk_ rtnl_lock(); if (!state) { state = kzalloc(sizeof(*state), GFP_KERNEL); @@ -1547,7 +1911,18 @@ state->filter_wiphy = -1; ret = nl80211_dump_wiphy_parse(skb, cb, state); if (ret) { -@@ -4770,9 +4774,9 @@ do { \ +@@ -2620,8 +2631,8 @@ static int nl80211_get_key(struct sk_buf + + hdr = nl80211hdr_put(msg, genl_info_snd_portid(info), info->snd_seq, 0, + NL80211_CMD_NEW_KEY); +- if (IS_ERR(hdr)) +- return PTR_ERR(hdr); ++ if (!hdr) ++ return -ENOBUFS; + + cookie.msg = msg; + cookie.idx = key_idx; +@@ -4770,9 +4781,9 @@ do { \ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshForwarding, 0, 1, mask, NL80211_MESHCONF_FORWARDING, nla_get_u8); @@ -1559,7 +1934,129 @@ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, ht_opmode, 0, 16, mask, NL80211_MESHCONF_HT_OPMODE, nla_get_u16); -@@ -6615,12 +6619,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_ev +@@ -5578,6 +5589,111 @@ static int nl80211_start_radar_detection + return err; + } + ++static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info) ++{ ++ struct cfg80211_registered_device *rdev = info->user_ptr[0]; ++ struct net_device *dev = info->user_ptr[1]; ++ struct wireless_dev *wdev = dev->ieee80211_ptr; ++ struct cfg80211_csa_settings params; ++ /* csa_attrs is defined static to avoid waste of stack size - this ++ * function is called under RTNL lock, so this should not be a problem. ++ */ ++ static struct nlattr *csa_attrs[NL80211_ATTR_MAX+1]; ++ u8 radar_detect_width = 0; ++ int err; ++ ++ if (!rdev->ops->channel_switch || ++ !(rdev->wiphy.flags & WIPHY_FLAG_HAS_CHANNEL_SWITCH)) ++ return -EOPNOTSUPP; ++ ++ /* may add IBSS support later */ ++ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP && ++ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) ++ return -EOPNOTSUPP; ++ ++ memset(¶ms, 0, sizeof(params)); ++ ++ if (!info->attrs[NL80211_ATTR_WIPHY_FREQ] || ++ !info->attrs[NL80211_ATTR_CH_SWITCH_COUNT]) ++ return -EINVAL; ++ ++ /* only important for AP, IBSS and mesh create IEs internally */ ++ if (!info->attrs[NL80211_ATTR_CSA_IES]) ++ return -EINVAL; ++ ++ /* useless if AP is not running */ ++ if (!wdev->beacon_interval) ++ return -EINVAL; ++ ++ params.count = nla_get_u32(info->attrs[NL80211_ATTR_CH_SWITCH_COUNT]); ++ ++ err = nl80211_parse_beacon(info->attrs, ¶ms.beacon_after); ++ if (err) ++ return err; ++ ++ err = nla_parse_nested(csa_attrs, NL80211_ATTR_MAX, ++ info->attrs[NL80211_ATTR_CSA_IES], ++ nl80211_policy); ++ if (err) ++ return err; ++ ++ err = nl80211_parse_beacon(csa_attrs, ¶ms.beacon_csa); ++ if (err) ++ return err; ++ ++ if (!csa_attrs[NL80211_ATTR_CSA_C_OFF_BEACON]) ++ return -EINVAL; ++ ++ params.counter_offset_beacon = ++ nla_get_u16(csa_attrs[NL80211_ATTR_CSA_C_OFF_BEACON]); ++ if (params.counter_offset_beacon >= params.beacon_csa.tail_len) ++ return -EINVAL; ++ ++ /* sanity check - counters should be the same */ ++ if (params.beacon_csa.tail[params.counter_offset_beacon] != ++ params.count) ++ return -EINVAL; ++ ++ if (csa_attrs[NL80211_ATTR_CSA_C_OFF_PRESP]) { ++ params.counter_offset_presp = ++ nla_get_u16(csa_attrs[NL80211_ATTR_CSA_C_OFF_PRESP]); ++ if (params.counter_offset_presp >= ++ params.beacon_csa.probe_resp_len) ++ return -EINVAL; ++ ++ if (params.beacon_csa.probe_resp[params.counter_offset_presp] != ++ params.count) ++ return -EINVAL; ++ } ++ ++ err = nl80211_parse_chandef(rdev, info, ¶ms.chandef); ++ if (err) ++ return err; ++ ++ if (!cfg80211_reg_can_beacon(&rdev->wiphy, ¶ms.chandef)) ++ return -EINVAL; ++ ++ err = cfg80211_chandef_dfs_required(wdev->wiphy, ¶ms.chandef); ++ if (err < 0) { ++ return err; ++ } else if (err) { ++ radar_detect_width = BIT(params.chandef.width); ++ params.radar_required = true; ++ } ++ ++ err = cfg80211_can_use_iftype_chan(rdev, wdev, wdev->iftype, ++ params.chandef.chan, ++ CHAN_MODE_SHARED, ++ radar_detect_width); ++ if (err) ++ return err; ++ ++ if (info->attrs[NL80211_ATTR_CH_SWITCH_BLOCK_TX]) ++ params.block_tx = true; ++ ++ return rdev_channel_switch(rdev, dev, ¶ms); ++} ++ + static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb, + u32 seq, int flags, + struct cfg80211_registered_device *rdev, +@@ -6507,6 +6623,9 @@ static int nl80211_testmode_dump(struct + NL80211_CMD_TESTMODE); + struct nlattr *tmdata; + ++ if (!hdr) ++ break; ++ + if (nla_put_u32(skb, NL80211_ATTR_WIPHY, phy_idx)) { + genlmsg_cancel(skb, hdr); + break; +@@ -6615,12 +6734,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_ev void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp) { @@ -1575,7 +2072,31 @@ } EXPORT_SYMBOL(cfg80211_testmode_event); #endif -@@ -7593,12 +7599,11 @@ static int nl80211_send_wowlan_patterns( +@@ -6949,9 +7070,8 @@ static int nl80211_remain_on_channel(str + + hdr = nl80211hdr_put(msg, genl_info_snd_portid(info), info->snd_seq, 0, + NL80211_CMD_REMAIN_ON_CHANNEL); +- +- if (IS_ERR(hdr)) { +- err = PTR_ERR(hdr); ++ if (!hdr) { ++ err = -ENOBUFS; + goto free_msg; + } + +@@ -7249,9 +7369,8 @@ static int nl80211_tx_mgmt(struct sk_buf + + hdr = nl80211hdr_put(msg, genl_info_snd_portid(info), info->snd_seq, 0, + NL80211_CMD_FRAME); +- +- if (IS_ERR(hdr)) { +- err = PTR_ERR(hdr); ++ if (!hdr) { ++ err = -ENOBUFS; + goto free_msg; + } + } +@@ -7593,12 +7712,11 @@ static int nl80211_send_wowlan_patterns( if (!nl_pat) return -ENOBUFS; pat_len = wowlan->patterns[i].pattern_len; @@ -1592,7 +2113,7 @@ wowlan->patterns[i].pkt_offset)) return -ENOBUFS; nla_nest_end(msg, nl_pat); -@@ -7939,7 +7944,7 @@ static int nl80211_set_wowlan(struct sk_ +@@ -7939,7 +8057,7 @@ static int nl80211_set_wowlan(struct sk_ struct nlattr *pat; int n_patterns = 0; int rem, pat_len, mask_len, pkt_offset; @@ -1601,7 +2122,7 @@ nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN], rem) -@@ -7958,26 +7963,25 @@ static int nl80211_set_wowlan(struct sk_ +@@ -7958,26 +8076,25 @@ static int nl80211_set_wowlan(struct sk_ nla_for_each_nested(pat, tb[NL80211_WOWLAN_TRIG_PKT_PATTERN], rem) { @@ -1636,7 +2157,7 @@ if (pkt_offset > wowlan->max_pkt_offset) goto error; new_triggers.patterns[i].pkt_offset = pkt_offset; -@@ -7991,11 +7995,11 @@ static int nl80211_set_wowlan(struct sk_ +@@ -7991,11 +8108,11 @@ static int nl80211_set_wowlan(struct sk_ new_triggers.patterns[i].pattern = new_triggers.patterns[i].mask + mask_len; memcpy(new_triggers.patterns[i].mask, @@ -1650,7 +2171,36 @@ pat_len); i++; } -@@ -10066,7 +10070,8 @@ void cfg80211_mgmt_tx_status(struct wire +@@ -8130,9 +8247,8 @@ static int nl80211_probe_client(struct s + + hdr = nl80211hdr_put(msg, genl_info_snd_portid(info), info->snd_seq, 0, + NL80211_CMD_PROBE_CLIENT); +- +- if (IS_ERR(hdr)) { +- err = PTR_ERR(hdr); ++ if (!hdr) { ++ err = -ENOBUFS; + goto free_msg; + } + +@@ -9041,7 +9157,15 @@ static struct genl_ops nl80211_ops[] = { + .flags = GENL_ADMIN_PERM, + .internal_flags = NL80211_FLAG_NEED_WDEV_UP | + NL80211_FLAG_NEED_RTNL, +- } ++ }, ++ { ++ .cmd = NL80211_CMD_CHANNEL_SWITCH, ++ .doit = nl80211_channel_switch, ++ .policy = nl80211_policy, ++ .flags = GENL_ADMIN_PERM, ++ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP | ++ NL80211_FLAG_NEED_RTNL, ++ }, + }; + + static struct genl_multicast_group nl80211_mlme_mcgrp = { +@@ -10066,7 +10190,8 @@ void cfg80211_mgmt_tx_status(struct wire genlmsg_end(msg, hdr); @@ -1766,9 +2316,51 @@ } static int cfg80211_sme_connect(struct wireless_dev *wdev, +@@ -953,21 +976,19 @@ int cfg80211_disconnect(struct cfg80211_ + struct net_device *dev, u16 reason, bool wextev) + { + struct wireless_dev *wdev = dev->ieee80211_ptr; +- int err; ++ int err = 0; + + ASSERT_WDEV_LOCK(wdev); + + kfree(wdev->connect_keys); + wdev->connect_keys = NULL; + +- if (wdev->conn) { ++ if (wdev->conn) + err = cfg80211_sme_disconnect(wdev, reason); +- } else if (!rdev->ops->disconnect) { ++ else if (!rdev->ops->disconnect) + cfg80211_mlme_down(rdev, dev); +- err = 0; +- } else { ++ else if (wdev->current_bss) + err = rdev_disconnect(rdev, dev, reason); +- } + + return err; + } --- a/net/mac80211/rc80211_minstrel.c +++ b/net/mac80211/rc80211_minstrel.c -@@ -290,7 +290,7 @@ minstrel_get_rate(void *priv, struct iee +@@ -203,6 +203,15 @@ minstrel_update_stats(struct minstrel_pr + memcpy(mi->max_tp_rate, tmp_tp_rate, sizeof(mi->max_tp_rate)); + mi->max_prob_rate = tmp_prob_rate; + ++#ifdef CPTCFG_MAC80211_DEBUGFS ++ /* use fixed index if set */ ++ if (mp->fixed_rate_idx != -1) { ++ mi->max_tp_rate[0] = mp->fixed_rate_idx; ++ mi->max_tp_rate[1] = mp->fixed_rate_idx; ++ mi->max_prob_rate = mp->fixed_rate_idx; ++ } ++#endif ++ + /* Reset update timer */ + mi->stats_update = jiffies; + +@@ -290,7 +299,7 @@ minstrel_get_rate(void *priv, struct iee struct minstrel_rate *msr, *mr; unsigned int ndx; bool mrr_capable; @@ -1777,7 +2369,16 @@ int delta; int sampling_ratio; -@@ -314,6 +314,7 @@ minstrel_get_rate(void *priv, struct iee +@@ -310,10 +319,16 @@ minstrel_get_rate(void *priv, struct iee + /* increase sum packet counter */ + mi->packet_count++; + ++#ifdef CPTCFG_MAC80211_DEBUGFS ++ if (mp->fixed_rate_idx != -1) ++ return; ++#endif ++ + delta = (mi->packet_count * sampling_ratio / 100) - (mi->sample_count + mi->sample_deferred / 2); /* delta < 0: no sampling required */ @@ -1959,7 +2560,23 @@ sdata_info(sdata, "cannot understand ECSA IE operating class %d, disconnecting\n", elems->ext_chansw_ie->new_operating_class); -@@ -3394,10 +3412,13 @@ static int ieee80211_probe_auth(struct i +@@ -1110,6 +1128,15 @@ ieee80211_sta_process_chanswitch(struct + case -1: + cfg80211_chandef_create(&new_chandef, new_chan, + NL80211_CHAN_NO_HT); ++ /* keep width for 5/10 MHz channels */ ++ switch (sdata->vif.bss_conf.chandef.width) { ++ case NL80211_CHAN_WIDTH_5: ++ case NL80211_CHAN_WIDTH_10: ++ new_chandef.width = sdata->vif.bss_conf.chandef.width; ++ break; ++ default: ++ break; ++ } + break; + } + +@@ -3394,10 +3421,13 @@ static int ieee80211_probe_auth(struct i if (tx_flags == 0) { auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT; @@ -1975,7 +2592,7 @@ } return 0; -@@ -3434,7 +3455,11 @@ static int ieee80211_do_assoc(struct iee +@@ -3434,7 +3464,11 @@ static int ieee80211_do_assoc(struct iee assoc_data->timeout_started = true; run_again(sdata, assoc_data->timeout); } else { @@ -1988,7 +2605,7 @@ } return 0; -@@ -3829,7 +3854,7 @@ static int ieee80211_prep_channel(struct +@@ -3829,7 +3863,7 @@ static int ieee80211_prep_channel(struct ifmgd->flags |= ieee80211_determine_chantype(sdata, sband, cbss->channel, ht_oper, vht_oper, @@ -2565,9 +3182,268 @@ int av_bslot; bool primary_sta_vif; __le64 tsf_adjust; /* TSF adjustment for staggered beacons */ +@@ -585,19 +581,14 @@ static inline void ath_fill_led_pin(stru + #define ATH_ANT_DIV_COMB_MAX_COUNT 100 + #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO 30 + #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2 20 ++#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO_LOW_RSSI 50 ++#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2_LOW_RSSI 50 + + #define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1 + #define ATH_ANT_DIV_COMB_LNA1_DELTA_HI -4 + #define ATH_ANT_DIV_COMB_LNA1_DELTA_MID -2 + #define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW 2 + +-enum ath9k_ant_div_comb_lna_conf { +- ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2, +- ATH_ANT_DIV_COMB_LNA2, +- ATH_ANT_DIV_COMB_LNA1, +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2, +-}; +- + struct ath_ant_comb { + u16 count; + u16 total_pkt_count; +@@ -614,27 +605,36 @@ struct ath_ant_comb { + int rssi_first; + int rssi_second; + int rssi_third; ++ int ant_ratio; ++ int ant_ratio2; + bool alt_good; + int quick_scan_cnt; +- int main_conf; ++ enum ath9k_ant_div_comb_lna_conf main_conf; + enum ath9k_ant_div_comb_lna_conf first_quick_scan_conf; + enum ath9k_ant_div_comb_lna_conf second_quick_scan_conf; + bool first_ratio; + bool second_ratio; + unsigned long scan_start_time; ++ ++ /* ++ * Card-specific config values. ++ */ ++ int low_rssi_thresh; ++ int fast_div_bias; + }; + + void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs); +-void ath_ant_comb_update(struct ath_softc *sc); + + /********************/ + /* Main driver core */ + /********************/ + +-#define ATH9K_PCI_CUS198 0x0001 +-#define ATH9K_PCI_CUS230 0x0002 +-#define ATH9K_PCI_CUS217 0x0004 +-#define ATH9K_PCI_WOW 0x0008 ++#define ATH9K_PCI_CUS198 0x0001 ++#define ATH9K_PCI_CUS230 0x0002 ++#define ATH9K_PCI_CUS217 0x0004 ++#define ATH9K_PCI_WOW 0x0008 ++#define ATH9K_PCI_BT_ANT_DIV 0x0010 ++#define ATH9K_PCI_D3_L1_WAR 0x0020 + + /* + * Default cache line size, in bytes. --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -607,6 +607,28 @@ static ssize_t read_file_xmit(struct fil +@@ -270,25 +270,29 @@ static const struct file_operations fops + .llseek = default_llseek, + }; + +-static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf, +- size_t count, loff_t *ppos) ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ++static ssize_t read_file_bt_ant_diversity(struct file *file, ++ char __user *user_buf, ++ size_t count, loff_t *ppos) + { + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + unsigned int len; + +- len = sprintf(buf, "%d\n", common->antenna_diversity); ++ len = sprintf(buf, "%d\n", common->bt_ant_diversity); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); + } + +-static ssize_t write_file_ant_diversity(struct file *file, +- const char __user *user_buf, +- size_t count, loff_t *ppos) ++static ssize_t write_file_bt_ant_diversity(struct file *file, ++ const char __user *user_buf, ++ size_t count, loff_t *ppos) + { + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); +- unsigned long antenna_diversity; ++ struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; ++ unsigned long bt_ant_diversity; + char buf[32]; + ssize_t len; + +@@ -296,26 +300,147 @@ static ssize_t write_file_ant_diversity( + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + +- if (!AR_SREV_9565(sc->sc_ah)) ++ if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) + goto exit; + + buf[len] = '\0'; +- if (strict_strtoul(buf, 0, &antenna_diversity)) ++ if (kstrtoul(buf, 0, &bt_ant_diversity)) + return -EINVAL; + +- common->antenna_diversity = !!antenna_diversity; ++ common->bt_ant_diversity = !!bt_ant_diversity; + ath9k_ps_wakeup(sc); +- ath_ant_comb_update(sc); +- ath_dbg(common, CONFIG, "Antenna diversity: %d\n", +- common->antenna_diversity); ++ ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); ++ ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", ++ common->bt_ant_diversity); + ath9k_ps_restore(sc); + exit: + return count; + } + +-static const struct file_operations fops_ant_diversity = { +- .read = read_file_ant_diversity, +- .write = write_file_ant_diversity, ++static const struct file_operations fops_bt_ant_diversity = { ++ .read = read_file_bt_ant_diversity, ++ .write = write_file_bt_ant_diversity, ++ .open = simple_open, ++ .owner = THIS_MODULE, ++ .llseek = default_llseek, ++}; ++ ++#endif ++ ++void ath9k_debug_stat_ant(struct ath_softc *sc, ++ struct ath_hw_antcomb_conf *div_ant_conf, ++ int main_rssi_avg, int alt_rssi_avg) ++{ ++ struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; ++ struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; ++ ++ as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; ++ as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; ++ ++ as_main->rssi_avg = main_rssi_avg; ++ as_alt->rssi_avg = alt_rssi_avg; ++} ++ ++static ssize_t read_file_antenna_diversity(struct file *file, ++ char __user *user_buf, ++ size_t count, loff_t *ppos) ++{ ++ struct ath_softc *sc = file->private_data; ++ struct ath_hw *ah = sc->sc_ah; ++ struct ath9k_hw_capabilities *pCap = &ah->caps; ++ struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; ++ struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; ++ struct ath_hw_antcomb_conf div_ant_conf; ++ unsigned int len = 0, size = 1024; ++ ssize_t retval = 0; ++ char *buf; ++ char *lna_conf_str[4] = {"LNA1_MINUS_LNA2", ++ "LNA2", ++ "LNA1", ++ "LNA1_PLUS_LNA2"}; ++ ++ buf = kzalloc(size, GFP_KERNEL); ++ if (buf == NULL) ++ return -ENOMEM; ++ ++ if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { ++ len += snprintf(buf + len, size - len, "%s\n", ++ "Antenna Diversity Combining is disabled"); ++ goto exit; ++ } ++ ++ ath9k_ps_wakeup(sc); ++ ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); ++ len += snprintf(buf + len, size - len, "Current MAIN config : %s\n", ++ lna_conf_str[div_ant_conf.main_lna_conf]); ++ len += snprintf(buf + len, size - len, "Current ALT config : %s\n", ++ lna_conf_str[div_ant_conf.alt_lna_conf]); ++ len += snprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", ++ as_main->rssi_avg); ++ len += snprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", ++ as_alt->rssi_avg); ++ ath9k_ps_restore(sc); ++ ++ len += snprintf(buf + len, size - len, "Packet Receive Cnt:\n"); ++ len += snprintf(buf + len, size - len, "-------------------\n"); ++ ++ len += snprintf(buf + len, size - len, "%30s%15s\n", ++ "MAIN", "ALT"); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "TOTAL COUNT", ++ as_main->recv_cnt, ++ as_alt->recv_cnt); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1", ++ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], ++ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA2", ++ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], ++ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1 + LNA2", ++ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], ++ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1 - LNA2", ++ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], ++ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); ++ ++ len += snprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); ++ len += snprintf(buf + len, size - len, "--------------------\n"); ++ ++ len += snprintf(buf + len, size - len, "%30s%15s\n", ++ "MAIN", "ALT"); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1", ++ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], ++ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA2", ++ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], ++ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1 + LNA2", ++ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], ++ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); ++ len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", ++ "LNA1 - LNA2", ++ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], ++ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); ++ ++exit: ++ if (len > size) ++ len = size; ++ ++ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); ++ kfree(buf); ++ ++ return retval; ++} ++ ++static const struct file_operations fops_antenna_diversity = { ++ .read = read_file_antenna_diversity, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +@@ -607,6 +732,28 @@ static ssize_t read_file_xmit(struct fil return retval; } @@ -2596,7 +3472,7 @@ static ssize_t read_file_queues(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { -@@ -624,24 +646,13 @@ static ssize_t read_file_queues(struct f +@@ -624,24 +771,13 @@ static ssize_t read_file_queues(struct f for (i = 0; i < IEEE80211_NUM_ACS; i++) { txq = sc->tx.txq_map[i]; @@ -2626,9 +3502,30 @@ if (len > size) len = size; +@@ -1818,9 +1954,11 @@ int ath9k_init_debug(struct ath_hw *ah) + sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); + debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); +- debugfs_create_file("diversity", S_IRUSR | S_IWUSR, +- sc->debug.debugfs_phy, sc, &fops_ant_diversity); ++ debugfs_create_file("antenna_diversity", S_IRUSR, ++ sc->debug.debugfs_phy, sc, &fops_antenna_diversity); + #ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, ++ sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); + debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, + &fops_btcoex); + #endif --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c -@@ -36,7 +36,7 @@ +@@ -30,13 +30,14 @@ + + #define IEEE80211_IBSS_MERGE_INTERVAL (30 * HZ) + #define IEEE80211_IBSS_INACTIVITY_LIMIT (60 * HZ) ++#define IEEE80211_IBSS_RSN_INACTIVITY_LIMIT (10 * HZ) + + #define IEEE80211_IBSS_MAX_STA_ENTRIES 128 + static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, const u8 *bssid, const int beacon_int, @@ -2637,7 +3534,7 @@ const u32 basic_rates, const u16 capability, u64 tsf, bool creator) -@@ -51,6 +51,7 @@ static void __ieee80211_sta_join_ibss(st +@@ -51,6 +52,7 @@ static void __ieee80211_sta_join_ibss(st u32 bss_change; u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; struct cfg80211_chan_def chandef; @@ -2645,7 +3542,7 @@ struct beacon_data *presp; int frame_len; -@@ -81,7 +82,9 @@ static void __ieee80211_sta_join_ibss(st +@@ -81,7 +83,9 @@ static void __ieee80211_sta_join_ibss(st sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0; @@ -2656,7 +3553,7 @@ if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) { chandef.width = NL80211_CHAN_WIDTH_20; chandef.center_freq1 = chan->center_freq; -@@ -259,10 +262,12 @@ static void ieee80211_sta_join_ibss(stru +@@ -259,10 +263,12 @@ static void ieee80211_sta_join_ibss(stru struct cfg80211_bss *cbss = container_of((void *)bss, struct cfg80211_bss, priv); struct ieee80211_supported_band *sband; @@ -2669,7 +3566,7 @@ u64 tsf; sdata_assert_lock(sdata); -@@ -270,6 +275,26 @@ static void ieee80211_sta_join_ibss(stru +@@ -270,6 +276,26 @@ static void ieee80211_sta_join_ibss(stru if (beacon_int < 10) beacon_int = 10; @@ -2696,7 +3593,7 @@ sband = sdata->local->hw.wiphy->bands[cbss->channel->band]; basic_rates = 0; -@@ -294,7 +319,7 @@ static void ieee80211_sta_join_ibss(stru +@@ -294,7 +320,7 @@ static void ieee80211_sta_join_ibss(stru __ieee80211_sta_join_ibss(sdata, cbss->bssid, beacon_int, @@ -2705,7 +3602,50 @@ basic_rates, cbss->capability, tsf, false); -@@ -736,7 +761,7 @@ static void ieee80211_sta_create_ibss(st +@@ -672,6 +698,33 @@ static int ieee80211_sta_active_ibss(str + return active; + } + ++static void ieee80211_ibss_sta_expire(struct ieee80211_sub_if_data *sdata) ++{ ++ struct ieee80211_local *local = sdata->local; ++ struct sta_info *sta, *tmp; ++ unsigned long exp_time = IEEE80211_IBSS_INACTIVITY_LIMIT; ++ unsigned long exp_rsn_time = IEEE80211_IBSS_RSN_INACTIVITY_LIMIT; ++ ++ mutex_lock(&local->sta_mtx); ++ ++ list_for_each_entry_safe(sta, tmp, &local->sta_list, list) { ++ if (sdata != sta->sdata) ++ continue; ++ ++ if (time_after(jiffies, sta->last_rx + exp_time) || ++ (time_after(jiffies, sta->last_rx + exp_rsn_time) && ++ sta->sta_state != IEEE80211_STA_AUTHORIZED)) { ++ sta_dbg(sta->sdata, "expiring inactive %sSTA %pM\n", ++ sta->sta_state != IEEE80211_STA_AUTHORIZED ? ++ "not authorized " : "", sta->sta.addr); ++ ++ WARN_ON(__sta_info_destroy(sta)); ++ } ++ } ++ ++ mutex_unlock(&local->sta_mtx); ++} ++ + /* + * This function is called with state == IEEE80211_IBSS_MLME_JOINED + */ +@@ -685,7 +738,7 @@ static void ieee80211_sta_merge_ibss(str + mod_timer(&ifibss->timer, + round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL)); + +- ieee80211_sta_expire(sdata, IEEE80211_IBSS_INACTIVITY_LIMIT); ++ ieee80211_ibss_sta_expire(sdata); + + if (time_before(jiffies, ifibss->last_scan_completed + + IEEE80211_IBSS_MERGE_INTERVAL)) +@@ -736,7 +789,7 @@ static void ieee80211_sta_create_ibss(st sdata->drop_unencrypted = 0; __ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int, @@ -2714,7 +3654,7 @@ capability, 0, true); } -@@ -792,6 +817,17 @@ static void ieee80211_sta_find_ibss(stru +@@ -792,6 +845,17 @@ static void ieee80211_sta_find_ibss(stru return; } @@ -2732,7 +3672,7 @@ ibss_dbg(sdata, "sta_find_ibss: did not try to join ibss\n"); /* Selected IBSS not found in current scan results - try to scan */ -@@ -1138,6 +1174,7 @@ int ieee80211_ibss_leave(struct ieee8021 +@@ -1138,6 +1202,7 @@ int ieee80211_ibss_leave(struct ieee8021 clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_IBSS); @@ -2742,7 +3682,60 @@ --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c -@@ -1173,6 +1173,10 @@ skip_ws_det: +@@ -632,6 +632,22 @@ static void ar9003_hw_override_ini(struc + + REG_SET_BIT(ah, AR_PHY_CCK_DETECT, + AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); ++ ++ if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { ++ REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE, ++ AR_GLB_SWREG_DISCONT_EN_BT_WLAN); ++ ++ if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, ++ AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) ++ ah->enabled_cals |= TX_IQ_CAL; ++ else ++ ah->enabled_cals &= ~TX_IQ_CAL; ++ ++ if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) ++ ah->enabled_cals |= TX_CL_CAL; ++ else ++ ah->enabled_cals &= ~TX_CL_CAL; ++ } + } + + static void ar9003_hw_prog_ini(struct ath_hw *ah, +@@ -814,29 +830,12 @@ static int ar9003_hw_process_ini(struct + if (chan->channel == 2484) + ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1); + +- if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) +- REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE, +- AR_GLB_SWREG_DISCONT_EN_BT_WLAN); +- + ah->modes_index = modesIndex; + ar9003_hw_override_ini(ah); + ar9003_hw_set_channel_regs(ah, chan); + ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); + ath9k_hw_apply_txpower(ah, chan, false); + +- if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { +- if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, +- AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) +- ah->enabled_cals |= TX_IQ_CAL; +- else +- ah->enabled_cals &= ~TX_IQ_CAL; +- +- if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) +- ah->enabled_cals |= TX_CL_CAL; +- else +- ah->enabled_cals &= ~TX_CL_CAL; +- } +- + return 0; + } + +@@ -1173,6 +1172,10 @@ skip_ws_det: * is_on == 0 means MRC CCK is OFF (more noise imm) */ bool is_on = param ? 1 : 0; @@ -2753,6 +3746,207 @@ REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL, AR_PHY_MRC_CCK_ENABLE, is_on); REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL, +@@ -1413,65 +1416,111 @@ static void ar9003_hw_antdiv_comb_conf_s + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + } + +-static void ar9003_hw_antctrl_shared_chain_lnadiv(struct ath_hw *ah, +- bool enable) ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ++static void ar9003_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) + { ++ struct ath9k_hw_capabilities *pCap = &ah->caps; + u8 ant_div_ctl1; + u32 regval; + +- if (!AR_SREV_9565(ah)) ++ if (!AR_SREV_9485(ah) && !AR_SREV_9565(ah)) + return; + +- ah->shared_chain_lnadiv = enable; ++ if (AR_SREV_9485(ah)) { ++ regval = ar9003_hw_ant_ctrl_common_2_get(ah, ++ IS_CHAN_2GHZ(ah->curchan)); ++ if (enable) { ++ regval &= ~AR_SWITCH_TABLE_COM2_ALL; ++ regval |= ah->config.ant_ctrl_comm2g_switch_enable; ++ } ++ REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, ++ AR_SWITCH_TABLE_COM2_ALL, regval); ++ } ++ + ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); + ++ /* ++ * Set MAIN/ALT LNA conf. ++ * Set MAIN/ALT gain_tb. ++ */ + regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); + regval &= (~AR_ANT_DIV_CTRL_ALL); + regval |= (ant_div_ctl1 & 0x3f) << AR_ANT_DIV_CTRL_ALL_S; +- regval &= ~AR_PHY_ANT_DIV_LNADIV; +- regval |= ((ant_div_ctl1 >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; +- +- if (enable) +- regval |= AR_ANT_DIV_ENABLE; +- + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + +- regval = REG_READ(ah, AR_PHY_CCK_DETECT); +- regval &= ~AR_FAST_DIV_ENABLE; +- regval |= ((ant_div_ctl1 >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; +- +- if (enable) +- regval |= AR_FAST_DIV_ENABLE; +- +- REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); +- +- if (enable) { +- REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, +- (1 << AR_PHY_ANT_SW_RX_PROT_S)); +- if (ah->curchan && IS_CHAN_2GHZ(ah->curchan)) +- REG_SET_BIT(ah, AR_PHY_RESTART, +- AR_PHY_RESTART_ENABLE_DIV_M2FLAG); +- REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, +- AR_BTCOEX_WL_LNADIV_FORCE_ON); +- } else { +- REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, AR_ANT_DIV_ENABLE); +- REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, +- (1 << AR_PHY_ANT_SW_RX_PROT_S)); +- REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, AR_FAST_DIV_ENABLE); +- REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, +- AR_BTCOEX_WL_LNADIV_FORCE_ON); +- ++ if (AR_SREV_9485_11_OR_LATER(ah)) { ++ /* ++ * Enable LNA diversity. ++ */ + regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); +- regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF | +- AR_PHY_ANT_DIV_ALT_LNACONF | +- AR_PHY_ANT_DIV_MAIN_GAINTB | +- AR_PHY_ANT_DIV_ALT_GAINTB); +- regval |= (AR_PHY_ANT_DIV_LNA1 << AR_PHY_ANT_DIV_MAIN_LNACONF_S); +- regval |= (AR_PHY_ANT_DIV_LNA2 << AR_PHY_ANT_DIV_ALT_LNACONF_S); ++ regval &= ~AR_PHY_ANT_DIV_LNADIV; ++ regval |= ((ant_div_ctl1 >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; ++ if (enable) ++ regval |= AR_ANT_DIV_ENABLE; ++ + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); ++ ++ /* ++ * Enable fast antenna diversity. ++ */ ++ regval = REG_READ(ah, AR_PHY_CCK_DETECT); ++ regval &= ~AR_FAST_DIV_ENABLE; ++ regval |= ((ant_div_ctl1 >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; ++ if (enable) ++ regval |= AR_FAST_DIV_ENABLE; ++ ++ REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); ++ ++ if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { ++ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); ++ regval &= (~(AR_PHY_ANT_DIV_MAIN_LNACONF | ++ AR_PHY_ANT_DIV_ALT_LNACONF | ++ AR_PHY_ANT_DIV_ALT_GAINTB | ++ AR_PHY_ANT_DIV_MAIN_GAINTB)); ++ /* ++ * Set MAIN to LNA1 and ALT to LNA2 at the ++ * beginning. ++ */ ++ regval |= (ATH_ANT_DIV_COMB_LNA1 << ++ AR_PHY_ANT_DIV_MAIN_LNACONF_S); ++ regval |= (ATH_ANT_DIV_COMB_LNA2 << ++ AR_PHY_ANT_DIV_ALT_LNACONF_S); ++ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); ++ } ++ } else if (AR_SREV_9565(ah)) { ++ if (enable) { ++ REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, ++ (1 << AR_PHY_ANT_SW_RX_PROT_S)); ++ if (ah->curchan && IS_CHAN_2GHZ(ah->curchan)) ++ REG_SET_BIT(ah, AR_PHY_RESTART, ++ AR_PHY_RESTART_ENABLE_DIV_M2FLAG); ++ REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, ++ AR_BTCOEX_WL_LNADIV_FORCE_ON); ++ } else { ++ REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, AR_ANT_DIV_ENABLE); ++ REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, ++ (1 << AR_PHY_ANT_SW_RX_PROT_S)); ++ REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, AR_FAST_DIV_ENABLE); ++ REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, ++ AR_BTCOEX_WL_LNADIV_FORCE_ON); ++ ++ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); ++ regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF | ++ AR_PHY_ANT_DIV_ALT_LNACONF | ++ AR_PHY_ANT_DIV_MAIN_GAINTB | ++ AR_PHY_ANT_DIV_ALT_GAINTB); ++ regval |= (ATH_ANT_DIV_COMB_LNA1 << ++ AR_PHY_ANT_DIV_MAIN_LNACONF_S); ++ regval |= (ATH_ANT_DIV_COMB_LNA2 << ++ AR_PHY_ANT_DIV_ALT_LNACONF_S); ++ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); ++ } + } + } + ++#endif ++ + static int ar9003_hw_fast_chan_change(struct ath_hw *ah, + struct ath9k_channel *chan, + u8 *ini_reloaded) +@@ -1518,6 +1567,18 @@ static int ar9003_hw_fast_chan_change(st + + REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites); + ++ if (AR_SREV_9462_20_OR_LATER(ah)) { ++ /* ++ * CUS217 mix LNA mode. ++ */ ++ if (ar9003_hw_get_rx_gain_idx(ah) == 2) { ++ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_core, ++ 1, regWrites); ++ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_postamble, ++ modesIndex, regWrites); ++ } ++ } ++ + /* + * For 5GHz channels requiring Fast Clock, apply + * different modal values. +@@ -1528,7 +1589,11 @@ static int ar9003_hw_fast_chan_change(st + if (AR_SREV_9565(ah)) + REG_WRITE_ARRAY(&ah->iniModesFastClock, 1, regWrites); + +- REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites); ++ /* ++ * JAPAN regulatory. ++ */ ++ if (chan->channel == 2484) ++ ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1); + + ah->modes_index = modesIndex; + *ini_reloaded = true; +@@ -1631,11 +1696,14 @@ void ar9003_hw_attach_phy_ops(struct ath + + ops->antdiv_comb_conf_get = ar9003_hw_antdiv_comb_conf_get; + ops->antdiv_comb_conf_set = ar9003_hw_antdiv_comb_conf_set; +- ops->antctrl_shared_chain_lnadiv = ar9003_hw_antctrl_shared_chain_lnadiv; + ops->spectral_scan_config = ar9003_hw_spectral_scan_config; + ops->spectral_scan_trigger = ar9003_hw_spectral_scan_trigger; + ops->spectral_scan_wait = ar9003_hw_spectral_scan_wait; + ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ops->set_bt_ant_diversity = ar9003_hw_set_bt_ant_diversity; ++#endif ++ + ar9003_hw_set_nf_limits(ah); + ar9003_hw_set_radar_conf(ah); + memcpy(ah->nf_regs, ar9300_cca_regs, sizeof(ah->nf_regs)); --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -42,8 +42,6 @@ static void ath_rx_buf_link(struct ath_s @@ -2787,6 +3981,15 @@ memset(skb->data, 0, ah->caps.rx_status_len); dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, ah->caps.rx_status_len, DMA_TO_DEVICE); +@@ -185,7 +190,7 @@ static void ath_rx_edma_cleanup(struct a + + static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size) + { +- skb_queue_head_init(&rx_edma->rx_fifo); ++ __skb_queue_head_init(&rx_edma->rx_fifo); + rx_edma->rx_fifo_hwsize = size; + } + @@ -432,6 +437,7 @@ int ath_startrecv(struct ath_softc *sc) if (list_empty(&sc->rx.rxbuf)) goto start_recv; @@ -2805,7 +4008,579 @@ ds = bf->bf_desc; /* -@@ -1375,7 +1384,7 @@ requeue: +@@ -755,7 +764,6 @@ static bool ath9k_rx_accept(struct ath_c + bool is_mc, is_valid_tkip, strip_mic, mic_error; + struct ath_hw *ah = common->ah; + __le16 fc; +- u8 rx_status_len = ah->caps.rx_status_len; + + fc = hdr->frame_control; + +@@ -777,25 +785,6 @@ static bool ath9k_rx_accept(struct ath_c + !test_bit(rx_stats->rs_keyix, common->ccmp_keymap)) + rx_stats->rs_status &= ~ATH9K_RXERR_KEYMISS; + +- if (!rx_stats->rs_datalen) { +- RX_STAT_INC(rx_len_err); +- return false; +- } +- +- /* +- * rs_status follows rs_datalen so if rs_datalen is too large +- * we can take a hint that hardware corrupted it, so ignore +- * those frames. +- */ +- if (rx_stats->rs_datalen > (common->rx_bufsize - rx_status_len)) { +- RX_STAT_INC(rx_len_err); +- return false; +- } +- +- /* Only use error bits from the last fragment */ +- if (rx_stats->rs_more) +- return true; +- + mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && + !ieee80211_has_morefrags(fc) && + !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && +@@ -814,8 +803,6 @@ static bool ath9k_rx_accept(struct ath_c + rxs->flag |= RX_FLAG_FAILED_FCS_CRC; + mic_error = false; + } +- if (rx_stats->rs_status & ATH9K_RXERR_PHY) +- return false; + + if ((rx_stats->rs_status & ATH9K_RXERR_DECRYPT) || + (!is_mc && (rx_stats->rs_status & ATH9K_RXERR_KEYMISS))) { +@@ -898,129 +885,65 @@ static int ath9k_process_rate(struct ath + + static void ath9k_process_rssi(struct ath_common *common, + struct ieee80211_hw *hw, +- struct ieee80211_hdr *hdr, +- struct ath_rx_status *rx_stats) ++ struct ath_rx_status *rx_stats, ++ struct ieee80211_rx_status *rxs) + { + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = common->ah; + int last_rssi; + int rssi = rx_stats->rs_rssi; + +- if (!rx_stats->is_mybeacon || +- ((ah->opmode != NL80211_IFTYPE_STATION) && +- (ah->opmode != NL80211_IFTYPE_ADHOC))) ++ /* ++ * RSSI is not available for subframes in an A-MPDU. ++ */ ++ if (rx_stats->rs_moreaggr) { ++ rxs->flag |= RX_FLAG_NO_SIGNAL_VAL; + return; +- +- if (rx_stats->rs_rssi != ATH9K_RSSI_BAD && !rx_stats->rs_moreaggr) +- ATH_RSSI_LPF(sc->last_rssi, rx_stats->rs_rssi); +- +- last_rssi = sc->last_rssi; +- if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) +- rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); +- if (rssi < 0) +- rssi = 0; +- +- /* Update Beacon RSSI, this is used by ANI. */ +- ah->stats.avgbrssi = rssi; +-} +- +-/* +- * For Decrypt or Demic errors, we only mark packet status here and always push +- * up the frame up to let mac80211 handle the actual error case, be it no +- * decryption key or real decryption error. This let us keep statistics there. +- */ +-static int ath9k_rx_skb_preprocess(struct ath_softc *sc, +- struct ieee80211_hdr *hdr, +- struct ath_rx_status *rx_stats, +- struct ieee80211_rx_status *rx_status, +- bool *decrypt_error) +-{ +- struct ieee80211_hw *hw = sc->hw; +- struct ath_hw *ah = sc->sc_ah; +- struct ath_common *common = ath9k_hw_common(ah); +- bool discard_current = sc->rx.discard_next; +- +- sc->rx.discard_next = rx_stats->rs_more; +- if (discard_current) +- return -EINVAL; ++ } + + /* +- * everything but the rate is checked here, the rate check is done +- * separately to avoid doing two lookups for a rate for each frame. ++ * Check if the RSSI for the last subframe in an A-MPDU ++ * or an unaggregated frame is valid. + */ +- if (!ath9k_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error)) +- return -EINVAL; +- +- /* Only use status info from the last fragment */ +- if (rx_stats->rs_more) +- return 0; ++ if (rx_stats->rs_rssi == ATH9K_RSSI_BAD) { ++ rxs->flag |= RX_FLAG_NO_SIGNAL_VAL; ++ return; ++ } + +- if (ath9k_process_rate(common, hw, rx_stats, rx_status)) +- return -EINVAL; ++ /* ++ * Update Beacon RSSI, this is used by ANI. ++ */ ++ if (rx_stats->is_mybeacon && ++ ((ah->opmode == NL80211_IFTYPE_STATION) || ++ (ah->opmode == NL80211_IFTYPE_ADHOC))) { ++ ATH_RSSI_LPF(sc->last_rssi, rx_stats->rs_rssi); ++ last_rssi = sc->last_rssi; + +- ath9k_process_rssi(common, hw, hdr, rx_stats); ++ if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) ++ rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); ++ if (rssi < 0) ++ rssi = 0; + +- rx_status->band = hw->conf.chandef.chan->band; +- rx_status->freq = hw->conf.chandef.chan->center_freq; +- rx_status->signal = ah->noise + rx_stats->rs_rssi; +- rx_status->antenna = rx_stats->rs_antenna; +- rx_status->flag |= RX_FLAG_MACTIME_END; +- if (rx_stats->rs_moreaggr) +- rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; ++ ah->stats.avgbrssi = rssi; ++ } + +- sc->rx.discard_next = false; +- return 0; ++ rxs->signal = ah->noise + rx_stats->rs_rssi; + } + +-static void ath9k_rx_skb_postprocess(struct ath_common *common, +- struct sk_buff *skb, +- struct ath_rx_status *rx_stats, +- struct ieee80211_rx_status *rxs, +- bool decrypt_error) ++static void ath9k_process_tsf(struct ath_rx_status *rs, ++ struct ieee80211_rx_status *rxs, ++ u64 tsf) + { +- struct ath_hw *ah = common->ah; +- struct ieee80211_hdr *hdr; +- int hdrlen, padpos, padsize; +- u8 keyix; +- __le16 fc; ++ u32 tsf_lower = tsf & 0xffffffff; + +- /* see if any padding is done by the hw and remove it */ +- hdr = (struct ieee80211_hdr *) skb->data; +- hdrlen = ieee80211_get_hdrlen_from_skb(skb); +- fc = hdr->frame_control; +- padpos = ieee80211_hdrlen(fc); ++ rxs->mactime = (tsf & ~0xffffffffULL) | rs->rs_tstamp; ++ if (rs->rs_tstamp > tsf_lower && ++ unlikely(rs->rs_tstamp - tsf_lower > 0x10000000)) ++ rxs->mactime -= 0x100000000ULL; + +- /* The MAC header is padded to have 32-bit boundary if the +- * packet payload is non-zero. The general calculation for +- * padsize would take into account odd header lengths: +- * padsize = (4 - padpos % 4) % 4; However, since only +- * even-length headers are used, padding can only be 0 or 2 +- * bytes and we can optimize this a bit. In addition, we must +- * not try to remove padding from short control frames that do +- * not have payload. */ +- padsize = padpos & 3; +- if (padsize && skb->len>=padpos+padsize+FCS_LEN) { +- memmove(skb->data + padsize, skb->data, padpos); +- skb_pull(skb, padsize); +- } +- +- keyix = rx_stats->rs_keyix; +- +- if (!(keyix == ATH9K_RXKEYIX_INVALID) && !decrypt_error && +- ieee80211_has_protected(fc)) { +- rxs->flag |= RX_FLAG_DECRYPTED; +- } else if (ieee80211_has_protected(fc) +- && !decrypt_error && skb->len >= hdrlen + 4) { +- keyix = skb->data[hdrlen + 3] >> 6; +- +- if (test_bit(keyix, common->keymap)) +- rxs->flag |= RX_FLAG_DECRYPTED; +- } +- if (ah->sw_mgmt_crypto && +- (rxs->flag & RX_FLAG_DECRYPTED) && +- ieee80211_is_mgmt(fc)) +- /* Use software decrypt for management frames. */ +- rxs->flag &= ~RX_FLAG_DECRYPTED; ++ if (rs->rs_tstamp < tsf_lower && ++ unlikely(tsf_lower - rs->rs_tstamp > 0x10000000)) ++ rxs->mactime += 0x100000000ULL; + } + + #ifdef CPTCFG_ATH9K_DEBUGFS +@@ -1133,6 +1056,234 @@ static int ath_process_fft(struct ath_so + #endif + } + ++static bool ath9k_is_mybeacon(struct ath_softc *sc, struct ieee80211_hdr *hdr) ++{ ++ struct ath_hw *ah = sc->sc_ah; ++ struct ath_common *common = ath9k_hw_common(ah); ++ ++ if (ieee80211_is_beacon(hdr->frame_control)) { ++ RX_STAT_INC(rx_beacons); ++ if (!is_zero_ether_addr(common->curbssid) && ++ ether_addr_equal(hdr->addr3, common->curbssid)) ++ return true; ++ } ++ ++ return false; ++} ++ ++/* ++ * For Decrypt or Demic errors, we only mark packet status here and always push ++ * up the frame up to let mac80211 handle the actual error case, be it no ++ * decryption key or real decryption error. This let us keep statistics there. ++ */ ++static int ath9k_rx_skb_preprocess(struct ath_softc *sc, ++ struct sk_buff *skb, ++ struct ath_rx_status *rx_stats, ++ struct ieee80211_rx_status *rx_status, ++ bool *decrypt_error, u64 tsf) ++{ ++ struct ieee80211_hw *hw = sc->hw; ++ struct ath_hw *ah = sc->sc_ah; ++ struct ath_common *common = ath9k_hw_common(ah); ++ struct ieee80211_hdr *hdr; ++ bool discard_current = sc->rx.discard_next; ++ int ret = 0; ++ ++ /* ++ * Discard corrupt descriptors which are marked in ++ * ath_get_next_rx_buf(). ++ */ ++ sc->rx.discard_next = rx_stats->rs_more; ++ if (discard_current) ++ return -EINVAL; ++ ++ /* ++ * Discard zero-length packets. ++ */ ++ if (!rx_stats->rs_datalen) { ++ RX_STAT_INC(rx_len_err); ++ return -EINVAL; ++ } ++ ++ /* ++ * rs_status follows rs_datalen so if rs_datalen is too large ++ * we can take a hint that hardware corrupted it, so ignore ++ * those frames. ++ */ ++ if (rx_stats->rs_datalen > (common->rx_bufsize - ah->caps.rx_status_len)) { ++ RX_STAT_INC(rx_len_err); ++ return -EINVAL; ++ } ++ ++ /* Only use status info from the last fragment */ ++ if (rx_stats->rs_more) ++ return 0; ++ ++ /* ++ * Return immediately if the RX descriptor has been marked ++ * as corrupt based on the various error bits. ++ * ++ * This is different from the other corrupt descriptor ++ * condition handled above. ++ */ ++ if (rx_stats->rs_status & ATH9K_RXERR_CORRUPT_DESC) { ++ ret = -EINVAL; ++ goto exit; ++ } ++ ++ hdr = (struct ieee80211_hdr *) (skb->data + ah->caps.rx_status_len); ++ ++ ath9k_process_tsf(rx_stats, rx_status, tsf); ++ ath_debug_stat_rx(sc, rx_stats); ++ ++ /* ++ * Process PHY errors and return so that the packet ++ * can be dropped. ++ */ ++ if (rx_stats->rs_status & ATH9K_RXERR_PHY) { ++ ath9k_dfs_process_phyerr(sc, hdr, rx_stats, rx_status->mactime); ++ if (ath_process_fft(sc, hdr, rx_stats, rx_status->mactime)) ++ RX_STAT_INC(rx_spectral); ++ ++ ret = -EINVAL; ++ goto exit; ++ } ++ ++ /* ++ * everything but the rate is checked here, the rate check is done ++ * separately to avoid doing two lookups for a rate for each frame. ++ */ ++ if (!ath9k_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error)) { ++ ret = -EINVAL; ++ goto exit; ++ } ++ ++ rx_stats->is_mybeacon = ath9k_is_mybeacon(sc, hdr); ++ if (rx_stats->is_mybeacon) { ++ sc->hw_busy_count = 0; ++ ath_start_rx_poll(sc, 3); ++ } ++ ++ if (ath9k_process_rate(common, hw, rx_stats, rx_status)) { ++ ret =-EINVAL; ++ goto exit; ++ } ++ ++ ath9k_process_rssi(common, hw, rx_stats, rx_status); ++ ++ rx_status->band = hw->conf.chandef.chan->band; ++ rx_status->freq = hw->conf.chandef.chan->center_freq; ++ rx_status->antenna = rx_stats->rs_antenna; ++ rx_status->flag |= RX_FLAG_MACTIME_END; ++ ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ if (ieee80211_is_data_present(hdr->frame_control) && ++ !ieee80211_is_qos_nullfunc(hdr->frame_control)) ++ sc->rx.num_pkts++; ++#endif ++ ++exit: ++ sc->rx.discard_next = false; ++ return ret; ++} ++ ++static void ath9k_rx_skb_postprocess(struct ath_common *common, ++ struct sk_buff *skb, ++ struct ath_rx_status *rx_stats, ++ struct ieee80211_rx_status *rxs, ++ bool decrypt_error) ++{ ++ struct ath_hw *ah = common->ah; ++ struct ieee80211_hdr *hdr; ++ int hdrlen, padpos, padsize; ++ u8 keyix; ++ __le16 fc; ++ ++ /* see if any padding is done by the hw and remove it */ ++ hdr = (struct ieee80211_hdr *) skb->data; ++ hdrlen = ieee80211_get_hdrlen_from_skb(skb); ++ fc = hdr->frame_control; ++ padpos = ieee80211_hdrlen(fc); ++ ++ /* The MAC header is padded to have 32-bit boundary if the ++ * packet payload is non-zero. The general calculation for ++ * padsize would take into account odd header lengths: ++ * padsize = (4 - padpos % 4) % 4; However, since only ++ * even-length headers are used, padding can only be 0 or 2 ++ * bytes and we can optimize this a bit. In addition, we must ++ * not try to remove padding from short control frames that do ++ * not have payload. */ ++ padsize = padpos & 3; ++ if (padsize && skb->len>=padpos+padsize+FCS_LEN) { ++ memmove(skb->data + padsize, skb->data, padpos); ++ skb_pull(skb, padsize); ++ } ++ ++ keyix = rx_stats->rs_keyix; ++ ++ if (!(keyix == ATH9K_RXKEYIX_INVALID) && !decrypt_error && ++ ieee80211_has_protected(fc)) { ++ rxs->flag |= RX_FLAG_DECRYPTED; ++ } else if (ieee80211_has_protected(fc) ++ && !decrypt_error && skb->len >= hdrlen + 4) { ++ keyix = skb->data[hdrlen + 3] >> 6; ++ ++ if (test_bit(keyix, common->keymap)) ++ rxs->flag |= RX_FLAG_DECRYPTED; ++ } ++ if (ah->sw_mgmt_crypto && ++ (rxs->flag & RX_FLAG_DECRYPTED) && ++ ieee80211_is_mgmt(fc)) ++ /* Use software decrypt for management frames. */ ++ rxs->flag &= ~RX_FLAG_DECRYPTED; ++} ++ ++/* ++ * Run the LNA combining algorithm only in these cases: ++ * ++ * Standalone WLAN cards with both LNA/Antenna diversity ++ * enabled in the EEPROM. ++ * ++ * WLAN+BT cards which are in the supported card list ++ * in ath_pci_id_table and the user has loaded the ++ * driver with "bt_ant_diversity" set to true. ++ */ ++static void ath9k_antenna_check(struct ath_softc *sc, ++ struct ath_rx_status *rs) ++{ ++ struct ath_hw *ah = sc->sc_ah; ++ struct ath9k_hw_capabilities *pCap = &ah->caps; ++ struct ath_common *common = ath9k_hw_common(ah); ++ ++ if (!(ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) ++ return; ++ ++ /* ++ * All MPDUs in an aggregate will use the same LNA ++ * as the first MPDU. ++ */ ++ if (rs->rs_isaggr && !rs->rs_firstaggr) ++ return; ++ ++ /* ++ * Change the default rx antenna if rx diversity ++ * chooses the other antenna 3 times in a row. ++ */ ++ if (sc->rx.defant != rs->rs_antenna) { ++ if (++sc->rx.rxotherant >= 3) ++ ath_setdefantenna(sc, rs->rs_antenna); ++ } else { ++ sc->rx.rxotherant = 0; ++ } ++ ++ if (pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV) { ++ if (common->bt_ant_diversity) ++ ath_ant_comb_scan(sc, rs); ++ } else { ++ ath_ant_comb_scan(sc, rs); ++ } ++} ++ + static void ath9k_apply_ampdu_details(struct ath_softc *sc, + struct ath_rx_status *rs, struct ieee80211_rx_status *rxs) + { +@@ -1159,15 +1310,12 @@ int ath_rx_tasklet(struct ath_softc *sc, + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_hw *hw = sc->hw; +- struct ieee80211_hdr *hdr; + int retval; + struct ath_rx_status rs; + enum ath9k_rx_qtype qtype; + bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); + int dma_type; +- u8 rx_status_len = ah->caps.rx_status_len; + u64 tsf = 0; +- u32 tsf_lower = 0; + unsigned long flags; + dma_addr_t new_buf_addr; + +@@ -1179,7 +1327,6 @@ int ath_rx_tasklet(struct ath_softc *sc, + qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP; + + tsf = ath9k_hw_gettsf64(ah); +- tsf_lower = tsf & 0xffffffff; + + do { + bool decrypt_error = false; +@@ -1206,55 +1353,14 @@ int ath_rx_tasklet(struct ath_softc *sc, + else + hdr_skb = skb; + +- hdr = (struct ieee80211_hdr *) (hdr_skb->data + rx_status_len); + rxs = IEEE80211_SKB_RXCB(hdr_skb); +- if (ieee80211_is_beacon(hdr->frame_control)) { +- RX_STAT_INC(rx_beacons); +- if (!is_zero_ether_addr(common->curbssid) && +- ether_addr_equal(hdr->addr3, common->curbssid)) +- rs.is_mybeacon = true; +- else +- rs.is_mybeacon = false; +- } +- else +- rs.is_mybeacon = false; +- +- if (ieee80211_is_data_present(hdr->frame_control) && +- !ieee80211_is_qos_nullfunc(hdr->frame_control)) +- sc->rx.num_pkts++; +- +- ath_debug_stat_rx(sc, &rs); +- + memset(rxs, 0, sizeof(struct ieee80211_rx_status)); + +- rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp; +- if (rs.rs_tstamp > tsf_lower && +- unlikely(rs.rs_tstamp - tsf_lower > 0x10000000)) +- rxs->mactime -= 0x100000000ULL; +- +- if (rs.rs_tstamp < tsf_lower && +- unlikely(tsf_lower - rs.rs_tstamp > 0x10000000)) +- rxs->mactime += 0x100000000ULL; +- +- if (rs.rs_phyerr == ATH9K_PHYERR_RADAR) +- ath9k_dfs_process_phyerr(sc, hdr, &rs, rxs->mactime); +- +- if (rs.rs_status & ATH9K_RXERR_PHY) { +- if (ath_process_fft(sc, hdr, &rs, rxs->mactime)) { +- RX_STAT_INC(rx_spectral); +- goto requeue_drop_frag; +- } +- } +- +- retval = ath9k_rx_skb_preprocess(sc, hdr, &rs, rxs, +- &decrypt_error); ++ retval = ath9k_rx_skb_preprocess(sc, hdr_skb, &rs, rxs, ++ &decrypt_error, tsf); + if (retval) + goto requeue_drop_frag; + +- if (rs.is_mybeacon) { +- sc->hw_busy_count = 0; +- ath_start_rx_poll(sc, 3); +- } + /* Ensure we always have an skb to requeue once we are done + * processing the current buffer's skb */ + requeue_skb = ath_rxbuf_alloc(common, common->rx_bufsize, GFP_ATOMIC); +@@ -1308,8 +1414,6 @@ int ath_rx_tasklet(struct ath_softc *sc, + sc->rx.frag = skb; + goto requeue; + } +- if (rs.rs_status & ATH9K_RXERR_CORRUPT_DESC) +- goto requeue_drop_frag; + + if (sc->rx.frag) { + int space = skb->len - skb_tailroom(hdr_skb); +@@ -1328,22 +1432,6 @@ int ath_rx_tasklet(struct ath_softc *sc, + skb = hdr_skb; + } + +- +- if (ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { +- +- /* +- * change the default rx antenna if rx diversity +- * chooses the other antenna 3 times in a row. +- */ +- if (sc->rx.defant != rs.rs_antenna) { +- if (++sc->rx.rxotherant >= 3) +- ath_setdefantenna(sc, rs.rs_antenna); +- } else { +- sc->rx.rxotherant = 0; +- } +- +- } +- + if (rxs->flag & RX_FLAG_MMIC_STRIPPED) + skb_trim(skb, skb->len - 8); + +@@ -1355,8 +1443,7 @@ int ath_rx_tasklet(struct ath_softc *sc, + ath_rx_ps(sc, skb, rs.is_mybeacon); + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + +- if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx == 3) +- ath_ant_comb_scan(sc, &rs); ++ ath9k_antenna_check(sc, &rs); + + ath9k_apply_ampdu_details(sc, &rs, rxs); + +@@ -1375,7 +1462,7 @@ requeue: if (edma) { ath_rx_edma_buf_link(sc, qtype); } else { @@ -2816,7 +4591,110 @@ } while (1); --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -802,7 +802,8 @@ void ath9k_set_hw_capab(struct ath_softc +@@ -53,9 +53,9 @@ static int ath9k_btcoex_enable; + module_param_named(btcoex_enable, ath9k_btcoex_enable, int, 0444); + MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence"); + +-static int ath9k_enable_diversity; +-module_param_named(enable_diversity, ath9k_enable_diversity, int, 0444); +-MODULE_PARM_DESC(enable_diversity, "Enable Antenna diversity for AR9565"); ++static int ath9k_bt_ant_diversity; ++module_param_named(bt_ant_diversity, ath9k_bt_ant_diversity, int, 0444); ++MODULE_PARM_DESC(bt_ant_diversity, "Enable WLAN/BT RX antenna diversity"); + + bool is_ath9k_unloaded; + /* We use the hw_value as an index into our private channel structure */ +@@ -516,6 +516,7 @@ static void ath9k_init_misc(struct ath_s + static void ath9k_init_platform(struct ath_softc *sc) + { + struct ath_hw *ah = sc->sc_ah; ++ struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_common *common = ath9k_hw_common(ah); + + if (common->bus_ops->ath_bus_type != ATH_PCI) +@@ -525,12 +526,27 @@ static void ath9k_init_platform(struct a + ATH9K_PCI_CUS230)) { + ah->config.xlna_gpio = 9; + ah->config.xatten_margin_cfg = true; ++ ah->config.alt_mingainidx = true; ++ ah->config.ant_ctrl_comm2g_switch_enable = 0x000BBB88; ++ sc->ant_comb.low_rssi_thresh = 20; ++ sc->ant_comb.fast_div_bias = 3; + + ath_info(common, "Set parameters for %s\n", + (sc->driver_data & ATH9K_PCI_CUS198) ? + "CUS198" : "CUS230"); +- } else if (sc->driver_data & ATH9K_PCI_CUS217) { ++ } ++ ++ if (sc->driver_data & ATH9K_PCI_CUS217) + ath_info(common, "CUS217 card detected\n"); ++ ++ if (sc->driver_data & ATH9K_PCI_BT_ANT_DIV) { ++ pCap->hw_caps |= ATH9K_HW_CAP_BT_ANT_DIV; ++ ath_info(common, "Set BT/WLAN RX diversity capability\n"); ++ } ++ ++ if (sc->driver_data & ATH9K_PCI_D3_L1_WAR) { ++ ah->config.pcie_waen = 0x0040473b; ++ ath_info(common, "Enable WAR for ASPM D3/L1\n"); + } + } + +@@ -584,6 +600,7 @@ static int ath9k_init_softc(u16 devid, s + { + struct ath9k_platform_data *pdata = sc->dev->platform_data; + struct ath_hw *ah = NULL; ++ struct ath9k_hw_capabilities *pCap; + struct ath_common *common; + int ret = 0, i; + int csz = 0; +@@ -600,6 +617,7 @@ static int ath9k_init_softc(u16 devid, s + ah->reg_ops.rmw = ath9k_reg_rmw; + atomic_set(&ah->intr_ref_cnt, -1); + sc->sc_ah = ah; ++ pCap = &ah->caps; + + sc->dfs_detector = dfs_pattern_detector_init(ah, NL80211_DFS_UNSET); + +@@ -631,11 +649,15 @@ static int ath9k_init_softc(u16 devid, s + ath9k_init_platform(sc); + + /* +- * Enable Antenna diversity only when BTCOEX is disabled +- * and the user manually requests the feature. ++ * Enable WLAN/BT RX Antenna diversity only when: ++ * ++ * - BTCOEX is disabled. ++ * - the user manually requests the feature. ++ * - the HW cap is set using the platform data. + */ +- if (!common->btcoex_enabled && ath9k_enable_diversity) +- common->antenna_diversity = 1; ++ if (!common->btcoex_enabled && ath9k_bt_ant_diversity && ++ (pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) ++ common->bt_ant_diversity = 1; + + spin_lock_init(&common->cc_lock); + +@@ -710,13 +732,15 @@ static void ath9k_init_band_txpower(stru + struct ieee80211_supported_band *sband; + struct ieee80211_channel *chan; + struct ath_hw *ah = sc->sc_ah; ++ struct cfg80211_chan_def chandef; + int i; + + sband = &sc->sbands[band]; + for (i = 0; i < sband->n_channels; i++) { + chan = &sband->channels[i]; + ah->curchan = &ah->channels[chan->hw_value]; +- ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20); ++ cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_HT20); ++ ath9k_cmn_update_ichannel(ah->curchan, &chandef); + ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true); + } + } +@@ -802,7 +826,8 @@ void ath9k_set_hw_capab(struct ath_softc IEEE80211_HW_PS_NULLFUNC_STACK | IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_REPORTS_TX_ACK_STATUS | @@ -2852,7 +4730,38 @@ * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices --- a/include/net/mac80211.h +++ b/include/net/mac80211.h -@@ -1499,6 +1499,7 @@ enum ieee80211_hw_flags { +@@ -152,11 +152,14 @@ struct ieee80211_low_level_stats { + * @IEEE80211_CHANCTX_CHANGE_WIDTH: The channel width changed + * @IEEE80211_CHANCTX_CHANGE_RX_CHAINS: The number of RX chains changed + * @IEEE80211_CHANCTX_CHANGE_RADAR: radar detection flag changed ++ * @IEEE80211_CHANCTX_CHANGE_CHANNEL: switched to another operating channel, ++ * this is used only with channel switching with CSA + */ + enum ieee80211_chanctx_change { + IEEE80211_CHANCTX_CHANGE_WIDTH = BIT(0), + IEEE80211_CHANCTX_CHANGE_RX_CHAINS = BIT(1), + IEEE80211_CHANCTX_CHANGE_RADAR = BIT(2), ++ IEEE80211_CHANCTX_CHANGE_CHANNEL = BIT(3), + }; + + /** +@@ -1080,6 +1083,7 @@ enum ieee80211_vif_flags { + * @addr: address of this interface + * @p2p: indicates whether this AP or STA interface is a p2p + * interface, i.e. a GO or p2p-sta respectively ++ * @csa_active: marks whether a channel switch is going on + * @driver_flags: flags/capabilities the driver has for this interface, + * these need to be set (or cleared) when the interface is added + * or, if supported by the driver, the interface type is changed +@@ -1102,6 +1106,7 @@ struct ieee80211_vif { + struct ieee80211_bss_conf bss_conf; + u8 addr[ETH_ALEN]; + bool p2p; ++ bool csa_active; + + u8 cab_queue; + u8 hw_queue[IEEE80211_NUM_ACS]; +@@ -1499,6 +1504,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_SUPPORTS_RC_TABLE = 1<<24, IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF = 1<<25, IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26, @@ -2860,3 +4769,2984 @@ }; /** +@@ -2633,6 +2639,16 @@ enum ieee80211_roc_type { + * @ipv6_addr_change: IPv6 address assignment on the given interface changed. + * Currently, this is only called for managed or P2P client interfaces. + * This callback is optional; it must not sleep. ++ * ++ * @channel_switch_beacon: Starts a channel switch to a new channel. ++ * Beacons are modified to include CSA or ECSA IEs before calling this ++ * function. The corresponding count fields in these IEs must be ++ * decremented, and when they reach zero the driver must call ++ * ieee80211_csa_finish(). Drivers which use ieee80211_beacon_get() ++ * get the csa counter decremented by mac80211, but must check if it is ++ * zero using ieee80211_csa_is_complete() after the beacon has been ++ * transmitted and then call ieee80211_csa_finish(). ++ * + */ + struct ieee80211_ops { + void (*tx)(struct ieee80211_hw *hw, +@@ -2830,6 +2846,9 @@ struct ieee80211_ops { + struct ieee80211_vif *vif, + struct inet6_dev *idev); + #endif ++ void (*channel_switch_beacon)(struct ieee80211_hw *hw, ++ struct ieee80211_vif *vif, ++ struct cfg80211_chan_def *chandef); + }; + + /** +@@ -3325,6 +3344,25 @@ static inline struct sk_buff *ieee80211_ + } + + /** ++ * ieee80211_csa_finish - notify mac80211 about channel switch ++ * @vif: &struct ieee80211_vif pointer from the add_interface callback. ++ * ++ * After a channel switch announcement was scheduled and the counter in this ++ * announcement hit zero, this function must be called by the driver to ++ * notify mac80211 that the channel can be changed. ++ */ ++void ieee80211_csa_finish(struct ieee80211_vif *vif); ++ ++/** ++ * ieee80211_csa_is_complete - find out if counters reached zero ++ * @vif: &struct ieee80211_vif pointer from the add_interface callback. ++ * ++ * This function returns whether the channel switch counters reached zero. ++ */ ++bool ieee80211_csa_is_complete(struct ieee80211_vif *vif); ++ ++ ++/** + * ieee80211_proberesp_get - retrieve a Probe Response template + * @hw: pointer obtained from ieee80211_alloc_hw(). + * @vif: &struct ieee80211_vif pointer from the add_interface callback. +--- a/net/mac80211/cfg.c ++++ b/net/mac80211/cfg.c +@@ -854,8 +854,8 @@ static int ieee80211_set_probe_resp(stru + return 0; + } + +-static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, +- struct cfg80211_beacon_data *params) ++int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, ++ struct cfg80211_beacon_data *params) + { + struct beacon_data *new, *old; + int new_head_len, new_tail_len; +@@ -1018,6 +1018,12 @@ static int ieee80211_change_beacon(struc + + sdata = IEEE80211_DEV_TO_SUB_IF(dev); + ++ /* don't allow changing the beacon while CSA is in place - offset ++ * of channel switch counter may change ++ */ ++ if (sdata->vif.csa_active) ++ return -EBUSY; ++ + old = rtnl_dereference(sdata->u.ap.beacon); + if (!old) + return -ENOENT; +@@ -1042,6 +1048,10 @@ static int ieee80211_stop_ap(struct wiph + return -ENOENT; + old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp); + ++ /* abort any running channel switch */ ++ sdata->vif.csa_active = false; ++ cancel_work_sync(&sdata->csa_finalize_work); ++ + /* turn off carrier for this interface and dependent VLANs */ + list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) + netif_carrier_off(vlan->dev); +@@ -2784,6 +2794,178 @@ static int ieee80211_start_radar_detecti + return 0; + } + ++static struct cfg80211_beacon_data * ++cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) ++{ ++ struct cfg80211_beacon_data *new_beacon; ++ u8 *pos; ++ int len; ++ ++ len = beacon->head_len + beacon->tail_len + beacon->beacon_ies_len + ++ beacon->proberesp_ies_len + beacon->assocresp_ies_len + ++ beacon->probe_resp_len; ++ ++ new_beacon = kzalloc(sizeof(*new_beacon) + len, GFP_KERNEL); ++ if (!new_beacon) ++ return NULL; ++ ++ pos = (u8 *)(new_beacon + 1); ++ if (beacon->head_len) { ++ new_beacon->head_len = beacon->head_len; ++ new_beacon->head = pos; ++ memcpy(pos, beacon->head, beacon->head_len); ++ pos += beacon->head_len; ++ } ++ if (beacon->tail_len) { ++ new_beacon->tail_len = beacon->tail_len; ++ new_beacon->tail = pos; ++ memcpy(pos, beacon->tail, beacon->tail_len); ++ pos += beacon->tail_len; ++ } ++ if (beacon->beacon_ies_len) { ++ new_beacon->beacon_ies_len = beacon->beacon_ies_len; ++ new_beacon->beacon_ies = pos; ++ memcpy(pos, beacon->beacon_ies, beacon->beacon_ies_len); ++ pos += beacon->beacon_ies_len; ++ } ++ if (beacon->proberesp_ies_len) { ++ new_beacon->proberesp_ies_len = beacon->proberesp_ies_len; ++ new_beacon->proberesp_ies = pos; ++ memcpy(pos, beacon->proberesp_ies, beacon->proberesp_ies_len); ++ pos += beacon->proberesp_ies_len; ++ } ++ if (beacon->assocresp_ies_len) { ++ new_beacon->assocresp_ies_len = beacon->assocresp_ies_len; ++ new_beacon->assocresp_ies = pos; ++ memcpy(pos, beacon->assocresp_ies, beacon->assocresp_ies_len); ++ pos += beacon->assocresp_ies_len; ++ } ++ if (beacon->probe_resp_len) { ++ new_beacon->probe_resp_len = beacon->probe_resp_len; ++ beacon->probe_resp = pos; ++ memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); ++ pos += beacon->probe_resp_len; ++ } ++ ++ return new_beacon; ++} ++ ++void ieee80211_csa_finalize_work(struct work_struct *work) ++{ ++ struct ieee80211_sub_if_data *sdata = ++ container_of(work, struct ieee80211_sub_if_data, ++ csa_finalize_work); ++ struct ieee80211_local *local = sdata->local; ++ int err, changed; ++ ++ if (!ieee80211_sdata_running(sdata)) ++ return; ++ ++ if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP)) ++ return; ++ ++ sdata->radar_required = sdata->csa_radar_required; ++ err = ieee80211_vif_change_channel(sdata, &local->csa_chandef, ++ &changed); ++ if (WARN_ON(err < 0)) ++ return; ++ ++ err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon); ++ if (err < 0) ++ return; ++ ++ changed |= err; ++ kfree(sdata->u.ap.next_beacon); ++ sdata->u.ap.next_beacon = NULL; ++ sdata->vif.csa_active = false; ++ ++ ieee80211_wake_queues_by_reason(&sdata->local->hw, ++ IEEE80211_MAX_QUEUE_MAP, ++ IEEE80211_QUEUE_STOP_REASON_CSA); ++ ++ ieee80211_bss_info_change_notify(sdata, changed); ++ ++ cfg80211_ch_switch_notify(sdata->dev, &local->csa_chandef); ++} ++ ++static int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, ++ struct cfg80211_csa_settings *params) ++{ ++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); ++ struct ieee80211_local *local = sdata->local; ++ struct ieee80211_chanctx_conf *chanctx_conf; ++ struct ieee80211_chanctx *chanctx; ++ int err, num_chanctx; ++ ++ if (!list_empty(&local->roc_list) || local->scanning) ++ return -EBUSY; ++ ++ if (sdata->wdev.cac_started) ++ return -EBUSY; ++ ++ if (cfg80211_chandef_identical(¶ms->chandef, ++ &sdata->vif.bss_conf.chandef)) ++ return -EINVAL; ++ ++ rcu_read_lock(); ++ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); ++ if (!chanctx_conf) { ++ rcu_read_unlock(); ++ return -EBUSY; ++ } ++ ++ /* don't handle for multi-VIF cases */ ++ chanctx = container_of(chanctx_conf, struct ieee80211_chanctx, conf); ++ if (chanctx->refcount > 1) { ++ rcu_read_unlock(); ++ return -EBUSY; ++ } ++ num_chanctx = 0; ++ list_for_each_entry_rcu(chanctx, &local->chanctx_list, list) ++ num_chanctx++; ++ rcu_read_unlock(); ++ ++ if (num_chanctx > 1) ++ return -EBUSY; ++ ++ /* don't allow another channel switch if one is already active. */ ++ if (sdata->vif.csa_active) ++ return -EBUSY; ++ ++ /* only handle AP for now. */ ++ switch (sdata->vif.type) { ++ case NL80211_IFTYPE_AP: ++ break; ++ default: ++ return -EOPNOTSUPP; ++ } ++ ++ sdata->u.ap.next_beacon = cfg80211_beacon_dup(¶ms->beacon_after); ++ if (!sdata->u.ap.next_beacon) ++ return -ENOMEM; ++ ++ sdata->csa_counter_offset_beacon = params->counter_offset_beacon; ++ sdata->csa_counter_offset_presp = params->counter_offset_presp; ++ sdata->csa_radar_required = params->radar_required; ++ ++ if (params->block_tx) ++ ieee80211_stop_queues_by_reason(&local->hw, ++ IEEE80211_MAX_QUEUE_MAP, ++ IEEE80211_QUEUE_STOP_REASON_CSA); ++ ++ err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa); ++ if (err < 0) ++ return err; ++ ++ local->csa_chandef = params->chandef; ++ sdata->vif.csa_active = true; ++ ++ ieee80211_bss_info_change_notify(sdata, err); ++ drv_channel_switch_beacon(sdata, ¶ms->chandef); ++ ++ return 0; ++} ++ + static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, + struct ieee80211_channel *chan, bool offchan, + unsigned int wait, const u8 *buf, size_t len, +@@ -3501,4 +3683,5 @@ struct cfg80211_ops mac80211_config_ops + .get_et_strings = ieee80211_get_et_strings, + .get_channel = ieee80211_cfg_get_channel, + .start_radar_detection = ieee80211_start_radar_detection, ++ .channel_switch = ieee80211_channel_switch, + }; +--- a/net/mac80211/chan.c ++++ b/net/mac80211/chan.c +@@ -410,6 +410,64 @@ int ieee80211_vif_use_channel(struct iee + return ret; + } + ++int ieee80211_vif_change_channel(struct ieee80211_sub_if_data *sdata, ++ const struct cfg80211_chan_def *chandef, ++ u32 *changed) ++{ ++ struct ieee80211_local *local = sdata->local; ++ struct ieee80211_chanctx_conf *conf; ++ struct ieee80211_chanctx *ctx; ++ int ret; ++ u32 chanctx_changed = 0; ++ ++ /* should never be called if not performing a channel switch. */ ++ if (WARN_ON(!sdata->vif.csa_active)) ++ return -EINVAL; ++ ++ if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef, ++ IEEE80211_CHAN_DISABLED)) ++ return -EINVAL; ++ ++ mutex_lock(&local->chanctx_mtx); ++ conf = rcu_dereference_protected(sdata->vif.chanctx_conf, ++ lockdep_is_held(&local->chanctx_mtx)); ++ if (!conf) { ++ ret = -EINVAL; ++ goto out; ++ } ++ ++ ctx = container_of(conf, struct ieee80211_chanctx, conf); ++ if (ctx->refcount != 1) { ++ ret = -EINVAL; ++ goto out; ++ } ++ ++ if (sdata->vif.bss_conf.chandef.width != chandef->width) { ++ chanctx_changed = IEEE80211_CHANCTX_CHANGE_WIDTH; ++ *changed |= BSS_CHANGED_BANDWIDTH; ++ } ++ ++ sdata->vif.bss_conf.chandef = *chandef; ++ ctx->conf.def = *chandef; ++ ++ chanctx_changed |= IEEE80211_CHANCTX_CHANGE_CHANNEL; ++ drv_change_chanctx(local, ctx, chanctx_changed); ++ ++ if (!local->use_chanctx) { ++ local->_oper_chandef = *chandef; ++ ieee80211_hw_config(local, 0); ++ } ++ ++ ieee80211_recalc_chanctx_chantype(local, ctx); ++ ieee80211_recalc_smps_chanctx(local, ctx); ++ ieee80211_recalc_radar_chanctx(local, ctx); ++ ++ ret = 0; ++ out: ++ mutex_unlock(&local->chanctx_mtx); ++ return ret; ++} ++ + int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, + const struct cfg80211_chan_def *chandef, + u32 *changed) +--- a/net/mac80211/driver-ops.h ++++ b/net/mac80211/driver-ops.h +@@ -1104,4 +1104,17 @@ static inline void drv_ipv6_addr_change( + } + #endif + ++static inline void ++drv_channel_switch_beacon(struct ieee80211_sub_if_data *sdata, ++ struct cfg80211_chan_def *chandef) ++{ ++ struct ieee80211_local *local = sdata->local; ++ ++ if (local->ops->channel_switch_beacon) { ++ trace_drv_channel_switch_beacon(local, sdata, chandef); ++ local->ops->channel_switch_beacon(&local->hw, &sdata->vif, ++ chandef); ++ } ++} ++ + #endif /* __MAC80211_DRIVER_OPS */ +--- a/net/mac80211/ieee80211_i.h ++++ b/net/mac80211/ieee80211_i.h +@@ -53,9 +53,6 @@ struct ieee80211_local; + * increased memory use (about 2 kB of RAM per entry). */ + #define IEEE80211_FRAGMENT_MAX 4 + +-#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) +-#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) +- + /* power level hasn't been configured (or set to automatic) */ + #define IEEE80211_UNSET_POWER_LEVEL INT_MIN + +@@ -259,6 +256,8 @@ struct ieee80211_if_ap { + struct beacon_data __rcu *beacon; + struct probe_resp __rcu *probe_resp; + ++ /* to be used after channel switch. */ ++ struct cfg80211_beacon_data *next_beacon; + struct list_head vlans; + + struct ps_data ps; +@@ -713,6 +712,11 @@ struct ieee80211_sub_if_data { + + struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; + ++ struct work_struct csa_finalize_work; ++ int csa_counter_offset_beacon; ++ int csa_counter_offset_presp; ++ bool csa_radar_required; ++ + /* used to reconfigure hardware SM PS */ + struct work_struct recalc_smps; + +@@ -1346,6 +1350,9 @@ void ieee80211_roc_notify_destroy(struct + void ieee80211_sw_roc_work(struct work_struct *work); + void ieee80211_handle_roc_started(struct ieee80211_roc_work *roc); + ++/* channel switch handling */ ++void ieee80211_csa_finalize_work(struct work_struct *work); ++ + /* interface handling */ + int ieee80211_iface_init(void); + void ieee80211_iface_exit(void); +@@ -1367,6 +1374,8 @@ void ieee80211_del_virtual_monitor(struc + + bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); + void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); ++int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, ++ struct cfg80211_beacon_data *params); + + static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) + { +@@ -1627,6 +1636,11 @@ int __must_check + ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, + const struct cfg80211_chan_def *chandef, + u32 *changed); ++/* NOTE: only use ieee80211_vif_change_channel() for channel switch */ ++int __must_check ++ieee80211_vif_change_channel(struct ieee80211_sub_if_data *sdata, ++ const struct cfg80211_chan_def *chandef, ++ u32 *changed); + void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); + void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata); + void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, +--- a/net/mac80211/trace.h ++++ b/net/mac80211/trace.h +@@ -1906,6 +1906,32 @@ TRACE_EVENT(api_radar_detected, + ) + ); + ++TRACE_EVENT(drv_channel_switch_beacon, ++ TP_PROTO(struct ieee80211_local *local, ++ struct ieee80211_sub_if_data *sdata, ++ struct cfg80211_chan_def *chandef), ++ ++ TP_ARGS(local, sdata, chandef), ++ ++ TP_STRUCT__entry( ++ LOCAL_ENTRY ++ VIF_ENTRY ++ CHANDEF_ENTRY ++ ), ++ ++ TP_fast_assign( ++ LOCAL_ASSIGN; ++ VIF_ASSIGN; ++ CHANDEF_ASSIGN(chandef); ++ ), ++ ++ TP_printk( ++ LOCAL_PR_FMT VIF_PR_FMT " channel switch to " CHANDEF_PR_FMT, ++ LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG ++ ) ++); ++ ++ + #ifdef CPTCFG_MAC80211_MESSAGE_TRACING + #undef TRACE_SYSTEM + #define TRACE_SYSTEM mac80211_msg +--- a/net/mac80211/tx.c ++++ b/net/mac80211/tx.c +@@ -2326,6 +2326,81 @@ static int ieee80211_beacon_add_tim(stru + return 0; + } + ++void ieee80211_csa_finish(struct ieee80211_vif *vif) ++{ ++ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); ++ ++ ieee80211_queue_work(&sdata->local->hw, ++ &sdata->csa_finalize_work); ++} ++EXPORT_SYMBOL(ieee80211_csa_finish); ++ ++static void ieee80211_update_csa(struct ieee80211_sub_if_data *sdata, ++ struct beacon_data *beacon) ++{ ++ struct probe_resp *resp; ++ int counter_offset_beacon = sdata->csa_counter_offset_beacon; ++ int counter_offset_presp = sdata->csa_counter_offset_presp; ++ ++ /* warn if the driver did not check for/react to csa completeness */ ++ if (WARN_ON(((u8 *)beacon->tail)[counter_offset_beacon] == 0)) ++ return; ++ ++ ((u8 *)beacon->tail)[counter_offset_beacon]--; ++ ++ if (sdata->vif.type == NL80211_IFTYPE_AP && ++ counter_offset_presp) { ++ rcu_read_lock(); ++ resp = rcu_dereference(sdata->u.ap.probe_resp); ++ ++ /* if nl80211 accepted the offset, this should not happen. */ ++ if (WARN_ON(!resp)) { ++ rcu_read_unlock(); ++ return; ++ } ++ resp->data[counter_offset_presp]--; ++ rcu_read_unlock(); ++ } ++} ++ ++bool ieee80211_csa_is_complete(struct ieee80211_vif *vif) ++{ ++ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); ++ struct beacon_data *beacon = NULL; ++ u8 *beacon_data; ++ size_t beacon_data_len; ++ int counter_beacon = sdata->csa_counter_offset_beacon; ++ int ret = false; ++ ++ if (!ieee80211_sdata_running(sdata)) ++ return false; ++ ++ rcu_read_lock(); ++ if (vif->type == NL80211_IFTYPE_AP) { ++ struct ieee80211_if_ap *ap = &sdata->u.ap; ++ ++ beacon = rcu_dereference(ap->beacon); ++ if (WARN_ON(!beacon || !beacon->tail)) ++ goto out; ++ beacon_data = beacon->tail; ++ beacon_data_len = beacon->tail_len; ++ } else { ++ WARN_ON(1); ++ goto out; ++ } ++ ++ if (WARN_ON(counter_beacon > beacon_data_len)) ++ goto out; ++ ++ if (beacon_data[counter_beacon] == 0) ++ ret = true; ++ out: ++ rcu_read_unlock(); ++ ++ return ret; ++} ++EXPORT_SYMBOL(ieee80211_csa_is_complete); ++ + struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u16 *tim_offset, u16 *tim_length) +@@ -2356,6 +2431,9 @@ struct sk_buff *ieee80211_beacon_get_tim + struct beacon_data *beacon = rcu_dereference(ap->beacon); + + if (beacon) { ++ if (sdata->vif.csa_active) ++ ieee80211_update_csa(sdata, beacon); ++ + /* + * headroom, head length, + * tail length and maximum TIM length +--- a/net/wireless/rdev-ops.h ++++ b/net/wireless/rdev-ops.h +@@ -923,4 +923,16 @@ static inline void rdev_crit_proto_stop( + trace_rdev_return_void(&rdev->wiphy); + } + ++static inline int rdev_channel_switch(struct cfg80211_registered_device *rdev, ++ struct net_device *dev, ++ struct cfg80211_csa_settings *params) ++{ ++ int ret; ++ ++ trace_rdev_channel_switch(&rdev->wiphy, dev, params); ++ ret = rdev->ops->channel_switch(&rdev->wiphy, dev, params); ++ trace_rdev_return_int(&rdev->wiphy, ret); ++ return ret; ++} ++ + #endif /* __CFG80211_RDEV_OPS */ +--- a/net/wireless/trace.h ++++ b/net/wireless/trace.h +@@ -1841,6 +1841,39 @@ TRACE_EVENT(rdev_crit_proto_stop, + WIPHY_PR_ARG, WDEV_PR_ARG) + ); + ++TRACE_EVENT(rdev_channel_switch, ++ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, ++ struct cfg80211_csa_settings *params), ++ TP_ARGS(wiphy, netdev, params), ++ TP_STRUCT__entry( ++ WIPHY_ENTRY ++ NETDEV_ENTRY ++ CHAN_DEF_ENTRY ++ __field(u16, counter_offset_beacon) ++ __field(u16, counter_offset_presp) ++ __field(bool, radar_required) ++ __field(bool, block_tx) ++ __field(u8, count) ++ ), ++ TP_fast_assign( ++ WIPHY_ASSIGN; ++ NETDEV_ASSIGN; ++ CHAN_DEF_ASSIGN(¶ms->chandef); ++ __entry->counter_offset_beacon = params->counter_offset_beacon; ++ __entry->counter_offset_presp = params->counter_offset_presp; ++ __entry->radar_required = params->radar_required; ++ __entry->block_tx = params->block_tx; ++ __entry->count = params->count; ++ ), ++ TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ++ ", block_tx: %d, count: %u, radar_required: %d" ++ ", counter offsets (beacon/presp): %u/%u", ++ WIPHY_PR_ARG, NETDEV_PR_ARG, CHAN_DEF_PR_ARG, ++ __entry->block_tx, __entry->count, __entry->radar_required, ++ __entry->counter_offset_beacon, ++ __entry->counter_offset_presp) ++); ++ + /************************************************************* + * cfg80211 exported functions traces * + *************************************************************/ +--- a/drivers/net/wireless/ath/ath.h ++++ b/drivers/net/wireless/ath/ath.h +@@ -159,7 +159,7 @@ struct ath_common { + + bool btcoex_enabled; + bool disable_ani; +- bool antenna_diversity; ++ bool bt_ant_diversity; + }; + + struct sk_buff *ath_rxbuf_alloc(struct ath_common *common, +--- a/drivers/net/wireless/ath/ath9k/antenna.c ++++ b/drivers/net/wireless/ath/ath9k/antenna.c +@@ -16,37 +16,119 @@ + + #include "ath9k.h" + +-static inline bool ath_is_alt_ant_ratio_better(int alt_ratio, int maxdelta, ++/* ++ * AR9285 ++ * ====== ++ * ++ * EEPROM has 2 4-bit fields containing the card configuration. ++ * ++ * antdiv_ctl1: ++ * ------------ ++ * bb_enable_ant_div_lnadiv : 1 ++ * bb_ant_div_alt_gaintb : 1 ++ * bb_ant_div_main_gaintb : 1 ++ * bb_enable_ant_fast_div : 1 ++ * ++ * antdiv_ctl2: ++ * ----------- ++ * bb_ant_div_alt_lnaconf : 2 ++ * bb_ant_div_main_lnaconf : 2 ++ * ++ * The EEPROM bits are used as follows: ++ * ------------------------------------ ++ * ++ * bb_enable_ant_div_lnadiv - Enable LNA path rx antenna diversity/combining. ++ * Set in AR_PHY_MULTICHAIN_GAIN_CTL. ++ * ++ * bb_ant_div_[alt/main]_gaintb - 0 -> Antenna config Alt/Main uses gaintable 0 ++ * 1 -> Antenna config Alt/Main uses gaintable 1 ++ * Set in AR_PHY_MULTICHAIN_GAIN_CTL. ++ * ++ * bb_enable_ant_fast_div - Enable fast antenna diversity. ++ * Set in AR_PHY_CCK_DETECT. ++ * ++ * bb_ant_div_[alt/main]_lnaconf - Alt/Main LNA diversity/combining input config. ++ * Set in AR_PHY_MULTICHAIN_GAIN_CTL. ++ * 10=LNA1 ++ * 01=LNA2 ++ * 11=LNA1+LNA2 ++ * 00=LNA1-LNA2 ++ * ++ * AR9485 / AR9565 / AR9331 ++ * ======================== ++ * ++ * The same bits are present in the EEPROM, but the location in the ++ * EEPROM is different (ant_div_control in ar9300_BaseExtension_1). ++ * ++ * ant_div_alt_lnaconf ==> bit 0~1 ++ * ant_div_main_lnaconf ==> bit 2~3 ++ * ant_div_alt_gaintb ==> bit 4 ++ * ant_div_main_gaintb ==> bit 5 ++ * enable_ant_div_lnadiv ==> bit 6 ++ * enable_ant_fast_div ==> bit 7 ++ */ ++ ++static inline bool ath_is_alt_ant_ratio_better(struct ath_ant_comb *antcomb, ++ int alt_ratio, int maxdelta, + int mindelta, int main_rssi_avg, + int alt_rssi_avg, int pkt_count) + { +- return (((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && +- (alt_rssi_avg > main_rssi_avg + maxdelta)) || +- (alt_rssi_avg > main_rssi_avg + mindelta)) && (pkt_count > 50); ++ if (pkt_count <= 50) ++ return false; ++ ++ if (alt_rssi_avg > main_rssi_avg + mindelta) ++ return true; ++ ++ if (alt_ratio >= antcomb->ant_ratio2 && ++ alt_rssi_avg >= antcomb->low_rssi_thresh && ++ (alt_rssi_avg > main_rssi_avg + maxdelta)) ++ return true; ++ ++ return false; + } + +-static inline bool ath_ant_div_comb_alt_check(u8 div_group, int alt_ratio, +- int curr_main_set, int curr_alt_set, +- int alt_rssi_avg, int main_rssi_avg) ++static inline bool ath_ant_div_comb_alt_check(struct ath_hw_antcomb_conf *conf, ++ struct ath_ant_comb *antcomb, ++ int alt_ratio, int alt_rssi_avg, ++ int main_rssi_avg) + { +- bool result = false; +- switch (div_group) { ++ bool result, set1, set2; ++ ++ result = set1 = set2 = false; ++ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2 && ++ conf->alt_lna_conf == ATH_ANT_DIV_COMB_LNA1) ++ set1 = true; ++ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA1 && ++ conf->alt_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ set2 = true; ++ ++ switch (conf->div_group) { + case 0: + if (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO) + result = true; + break; + case 1: + case 2: +- if ((((curr_main_set == ATH_ANT_DIV_COMB_LNA2) && +- (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) && +- (alt_rssi_avg >= (main_rssi_avg - 5))) || +- ((curr_main_set == ATH_ANT_DIV_COMB_LNA1) && +- (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) && +- (alt_rssi_avg >= (main_rssi_avg - 2)))) && +- (alt_rssi_avg >= 4)) ++ if (alt_rssi_avg < 4 || alt_rssi_avg < antcomb->low_rssi_thresh) ++ break; ++ ++ if ((set1 && (alt_rssi_avg >= (main_rssi_avg - 5))) || ++ (set2 && (alt_rssi_avg >= (main_rssi_avg - 2))) || ++ (alt_ratio > antcomb->ant_ratio)) + result = true; +- else +- result = false; ++ ++ break; ++ case 3: ++ if (alt_rssi_avg < 4 || alt_rssi_avg < antcomb->low_rssi_thresh) ++ break; ++ ++ if ((set1 && (alt_rssi_avg >= (main_rssi_avg - 3))) || ++ (set2 && (alt_rssi_avg >= (main_rssi_avg + 3))) || ++ (alt_ratio > antcomb->ant_ratio)) ++ result = true; ++ + break; + } + +@@ -108,6 +190,74 @@ static void ath_lnaconf_alt_good_scan(st + } + } + ++static void ath_ant_set_alt_ratio(struct ath_ant_comb *antcomb, ++ struct ath_hw_antcomb_conf *conf) ++{ ++ /* set alt to the conf with maximun ratio */ ++ if (antcomb->first_ratio && antcomb->second_ratio) { ++ if (antcomb->rssi_second > antcomb->rssi_third) { ++ /* first alt*/ ++ if ((antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || ++ (antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) ++ /* Set alt LNA1 or LNA2*/ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ else ++ /* Set alt to A+B or A-B */ ++ conf->alt_lna_conf = ++ antcomb->first_quick_scan_conf; ++ } else if ((antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || ++ (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) { ++ /* Set alt LNA1 or LNA2 */ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ } else { ++ /* Set alt to A+B or A-B */ ++ conf->alt_lna_conf = antcomb->second_quick_scan_conf; ++ } ++ } else if (antcomb->first_ratio) { ++ /* first alt */ ++ if ((antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || ++ (antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) ++ /* Set alt LNA1 or LNA2 */ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ else ++ /* Set alt to A+B or A-B */ ++ conf->alt_lna_conf = antcomb->first_quick_scan_conf; ++ } else if (antcomb->second_ratio) { ++ /* second alt */ ++ if ((antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || ++ (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) ++ /* Set alt LNA1 or LNA2 */ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ else ++ /* Set alt to A+B or A-B */ ++ conf->alt_lna_conf = antcomb->second_quick_scan_conf; ++ } else { ++ /* main is largest */ ++ if ((antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) || ++ (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2)) ++ /* Set alt LNA1 or LNA2 */ ++ if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ else ++ /* Set alt to A+B or A-B */ ++ conf->alt_lna_conf = antcomb->main_conf; ++ } ++} ++ + static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, + struct ath_hw_antcomb_conf *div_ant_conf, + int main_rssi_avg, int alt_rssi_avg, +@@ -129,7 +279,7 @@ static void ath_select_ant_div_from_quic + + if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) { + /* main is LNA1 */ +- if (ath_is_alt_ant_ratio_better(alt_ratio, ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_HI, + ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, + main_rssi_avg, alt_rssi_avg, +@@ -138,7 +288,7 @@ static void ath_select_ant_div_from_quic + else + antcomb->first_ratio = false; + } else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) { +- if (ath_is_alt_ant_ratio_better(alt_ratio, ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_MID, + ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, + main_rssi_avg, alt_rssi_avg, +@@ -147,11 +297,11 @@ static void ath_select_ant_div_from_quic + else + antcomb->first_ratio = false; + } else { +- if ((((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && +- (alt_rssi_avg > main_rssi_avg + +- ATH_ANT_DIV_COMB_LNA1_DELTA_HI)) || +- (alt_rssi_avg > main_rssi_avg)) && +- (antcomb->total_pkt_count > 50)) ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ++ ATH_ANT_DIV_COMB_LNA1_DELTA_HI, ++ 0, ++ main_rssi_avg, alt_rssi_avg, ++ antcomb->total_pkt_count)) + antcomb->first_ratio = true; + else + antcomb->first_ratio = false; +@@ -164,17 +314,21 @@ static void ath_select_ant_div_from_quic + antcomb->rssi_first = main_rssi_avg; + antcomb->rssi_third = alt_rssi_avg; + +- if (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) ++ switch(antcomb->second_quick_scan_conf) { ++ case ATH_ANT_DIV_COMB_LNA1: + antcomb->rssi_lna1 = alt_rssi_avg; +- else if (antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA2) ++ break; ++ case ATH_ANT_DIV_COMB_LNA2: + antcomb->rssi_lna2 = alt_rssi_avg; +- else if (antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2) { ++ break; ++ case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: + if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) + antcomb->rssi_lna2 = main_rssi_avg; + else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) + antcomb->rssi_lna1 = main_rssi_avg; ++ break; ++ default: ++ break; + } + + if (antcomb->rssi_lna2 > antcomb->rssi_lna1 + +@@ -184,7 +338,7 @@ static void ath_select_ant_div_from_quic + div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + + if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) { +- if (ath_is_alt_ant_ratio_better(alt_ratio, ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_HI, + ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, + main_rssi_avg, alt_rssi_avg, +@@ -193,7 +347,7 @@ static void ath_select_ant_div_from_quic + else + antcomb->second_ratio = false; + } else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) { +- if (ath_is_alt_ant_ratio_better(alt_ratio, ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_MID, + ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, + main_rssi_avg, alt_rssi_avg, +@@ -202,105 +356,18 @@ static void ath_select_ant_div_from_quic + else + antcomb->second_ratio = false; + } else { +- if ((((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && +- (alt_rssi_avg > main_rssi_avg + +- ATH_ANT_DIV_COMB_LNA1_DELTA_HI)) || +- (alt_rssi_avg > main_rssi_avg)) && +- (antcomb->total_pkt_count > 50)) ++ if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ++ ATH_ANT_DIV_COMB_LNA1_DELTA_HI, ++ 0, ++ main_rssi_avg, alt_rssi_avg, ++ antcomb->total_pkt_count)) + antcomb->second_ratio = true; + else + antcomb->second_ratio = false; + } + +- /* set alt to the conf with maximun ratio */ +- if (antcomb->first_ratio && antcomb->second_ratio) { +- if (antcomb->rssi_second > antcomb->rssi_third) { +- /* first alt*/ +- if ((antcomb->first_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA1) || +- (antcomb->first_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA2)) +- /* Set alt LNA1 or LNA2*/ +- if (div_ant_conf->main_lna_conf == +- ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- else +- /* Set alt to A+B or A-B */ +- div_ant_conf->alt_lna_conf = +- antcomb->first_quick_scan_conf; +- } else if ((antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA1) || +- (antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA2)) { +- /* Set alt LNA1 or LNA2 */ +- if (div_ant_conf->main_lna_conf == +- ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- } else { +- /* Set alt to A+B or A-B */ +- div_ant_conf->alt_lna_conf = +- antcomb->second_quick_scan_conf; +- } +- } else if (antcomb->first_ratio) { +- /* first alt */ +- if ((antcomb->first_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA1) || +- (antcomb->first_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA2)) +- /* Set alt LNA1 or LNA2 */ +- if (div_ant_conf->main_lna_conf == +- ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- else +- /* Set alt to A+B or A-B */ +- div_ant_conf->alt_lna_conf = +- antcomb->first_quick_scan_conf; +- } else if (antcomb->second_ratio) { +- /* second alt */ +- if ((antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA1) || +- (antcomb->second_quick_scan_conf == +- ATH_ANT_DIV_COMB_LNA2)) +- /* Set alt LNA1 or LNA2 */ +- if (div_ant_conf->main_lna_conf == +- ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- else +- /* Set alt to A+B or A-B */ +- div_ant_conf->alt_lna_conf = +- antcomb->second_quick_scan_conf; +- } else { +- /* main is largest */ +- if ((antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) || +- (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2)) +- /* Set alt LNA1 or LNA2 */ +- if (div_ant_conf->main_lna_conf == +- ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else +- div_ant_conf->alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- else +- /* Set alt to A+B or A-B */ +- div_ant_conf->alt_lna_conf = antcomb->main_conf; +- } ++ ath_ant_set_alt_ratio(antcomb, div_ant_conf); ++ + break; + default: + break; +@@ -430,8 +497,7 @@ static void ath_ant_div_conf_fast_divbia + ant_conf->fast_div_bias = 0x1; + break; + case 0x10: /* LNA2 A-B */ +- if (!(antcomb->scan) && +- (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) ++ if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) + ant_conf->fast_div_bias = 0x1; + else + ant_conf->fast_div_bias = 0x2; +@@ -440,15 +506,13 @@ static void ath_ant_div_conf_fast_divbia + ant_conf->fast_div_bias = 0x1; + break; + case 0x13: /* LNA2 A+B */ +- if (!(antcomb->scan) && +- (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) ++ if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) + ant_conf->fast_div_bias = 0x1; + else + ant_conf->fast_div_bias = 0x2; + break; + case 0x20: /* LNA1 A-B */ +- if (!(antcomb->scan) && +- (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) ++ if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) + ant_conf->fast_div_bias = 0x1; + else + ant_conf->fast_div_bias = 0x2; +@@ -457,8 +521,7 @@ static void ath_ant_div_conf_fast_divbia + ant_conf->fast_div_bias = 0x1; + break; + case 0x23: /* LNA1 A+B */ +- if (!(antcomb->scan) && +- (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) ++ if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) + ant_conf->fast_div_bias = 0x1; + else + ant_conf->fast_div_bias = 0x2; +@@ -475,6 +538,9 @@ static void ath_ant_div_conf_fast_divbia + default: + break; + } ++ ++ if (antcomb->fast_div_bias) ++ ant_conf->fast_div_bias = antcomb->fast_div_bias; + } else if (ant_conf->div_group == 3) { + switch ((ant_conf->main_lna_conf << 4) | + ant_conf->alt_lna_conf) { +@@ -540,6 +606,138 @@ static void ath_ant_div_conf_fast_divbia + } + } + ++static void ath_ant_try_scan(struct ath_ant_comb *antcomb, ++ struct ath_hw_antcomb_conf *conf, ++ int curr_alt_set, int alt_rssi_avg, ++ int main_rssi_avg) ++{ ++ switch (curr_alt_set) { ++ case ATH_ANT_DIV_COMB_LNA2: ++ antcomb->rssi_lna2 = alt_rssi_avg; ++ antcomb->rssi_lna1 = main_rssi_avg; ++ antcomb->scan = true; ++ /* set to A+B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; ++ break; ++ case ATH_ANT_DIV_COMB_LNA1: ++ antcomb->rssi_lna1 = alt_rssi_avg; ++ antcomb->rssi_lna2 = main_rssi_avg; ++ antcomb->scan = true; ++ /* set to A+B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; ++ break; ++ case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: ++ antcomb->rssi_add = alt_rssi_avg; ++ antcomb->scan = true; ++ /* set to A-B */ ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; ++ break; ++ case ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2: ++ antcomb->rssi_sub = alt_rssi_avg; ++ antcomb->scan = false; ++ if (antcomb->rssi_lna2 > ++ (antcomb->rssi_lna1 + ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA)) { ++ /* use LNA2 as main LNA */ ++ if ((antcomb->rssi_add > antcomb->rssi_lna1) && ++ (antcomb->rssi_add > antcomb->rssi_sub)) { ++ /* set to A+B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; ++ } else if (antcomb->rssi_sub > ++ antcomb->rssi_lna1) { ++ /* set to A-B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; ++ } else { ++ /* set to LNA1 */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ } ++ } else { ++ /* use LNA1 as main LNA */ ++ if ((antcomb->rssi_add > antcomb->rssi_lna2) && ++ (antcomb->rssi_add > antcomb->rssi_sub)) { ++ /* set to A+B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; ++ } else if (antcomb->rssi_sub > ++ antcomb->rssi_lna1) { ++ /* set to A-B */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; ++ } else { ++ /* set to LNA2 */ ++ conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ } ++ } ++ break; ++ default: ++ break; ++ } ++} ++ ++static bool ath_ant_try_switch(struct ath_hw_antcomb_conf *div_ant_conf, ++ struct ath_ant_comb *antcomb, ++ int alt_ratio, int alt_rssi_avg, ++ int main_rssi_avg, int curr_main_set, ++ int curr_alt_set) ++{ ++ bool ret = false; ++ ++ if (ath_ant_div_comb_alt_check(div_ant_conf, antcomb, alt_ratio, ++ alt_rssi_avg, main_rssi_avg)) { ++ if (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) { ++ /* ++ * Switch main and alt LNA. ++ */ ++ div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ } else if (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) { ++ div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ } ++ ++ ret = true; ++ } else if ((curr_alt_set != ATH_ANT_DIV_COMB_LNA1) && ++ (curr_alt_set != ATH_ANT_DIV_COMB_LNA2)) { ++ /* ++ Set alt to another LNA. ++ */ ++ if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) ++ div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; ++ else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) ++ div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; ++ ++ ret = true; ++ } ++ ++ return ret; ++} ++ ++static bool ath_ant_short_scan_check(struct ath_ant_comb *antcomb) ++{ ++ int alt_ratio; ++ ++ if (!antcomb->scan || !antcomb->alt_good) ++ return false; ++ ++ if (time_after(jiffies, antcomb->scan_start_time + ++ msecs_to_jiffies(ATH_ANT_DIV_COMB_SHORT_SCAN_INTR))) ++ return true; ++ ++ if (antcomb->total_pkt_count == ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT) { ++ alt_ratio = ((antcomb->alt_recv_cnt * 100) / ++ antcomb->total_pkt_count); ++ if (alt_ratio < antcomb->ant_ratio) ++ return true; ++ } ++ ++ return false; ++} ++ + void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs) + { + struct ath_hw_antcomb_conf div_ant_conf; +@@ -549,41 +747,46 @@ void ath_ant_comb_scan(struct ath_softc + int main_rssi = rs->rs_rssi_ctl0; + int alt_rssi = rs->rs_rssi_ctl1; + int rx_ant_conf, main_ant_conf; +- bool short_scan = false; ++ bool short_scan = false, ret; + + rx_ant_conf = (rs->rs_rssi_ctl2 >> ATH_ANT_RX_CURRENT_SHIFT) & + ATH_ANT_RX_MASK; + main_ant_conf = (rs->rs_rssi_ctl2 >> ATH_ANT_RX_MAIN_SHIFT) & + ATH_ANT_RX_MASK; + ++ if (alt_rssi >= antcomb->low_rssi_thresh) { ++ antcomb->ant_ratio = ATH_ANT_DIV_COMB_ALT_ANT_RATIO; ++ antcomb->ant_ratio2 = ATH_ANT_DIV_COMB_ALT_ANT_RATIO2; ++ } else { ++ antcomb->ant_ratio = ATH_ANT_DIV_COMB_ALT_ANT_RATIO_LOW_RSSI; ++ antcomb->ant_ratio2 = ATH_ANT_DIV_COMB_ALT_ANT_RATIO2_LOW_RSSI; ++ } ++ + /* Record packet only when both main_rssi and alt_rssi is positive */ + if (main_rssi > 0 && alt_rssi > 0) { + antcomb->total_pkt_count++; + antcomb->main_total_rssi += main_rssi; + antcomb->alt_total_rssi += alt_rssi; ++ + if (main_ant_conf == rx_ant_conf) + antcomb->main_recv_cnt++; + else + antcomb->alt_recv_cnt++; + } + +- /* Short scan check */ +- if (antcomb->scan && antcomb->alt_good) { +- if (time_after(jiffies, antcomb->scan_start_time + +- msecs_to_jiffies(ATH_ANT_DIV_COMB_SHORT_SCAN_INTR))) +- short_scan = true; +- else +- if (antcomb->total_pkt_count == +- ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT) { +- alt_ratio = ((antcomb->alt_recv_cnt * 100) / +- antcomb->total_pkt_count); +- if (alt_ratio < ATH_ANT_DIV_COMB_ALT_ANT_RATIO) +- short_scan = true; +- } ++ if (main_ant_conf == rx_ant_conf) { ++ ANT_STAT_INC(ANT_MAIN, recv_cnt); ++ ANT_LNA_INC(ANT_MAIN, rx_ant_conf); ++ } else { ++ ANT_STAT_INC(ANT_ALT, recv_cnt); ++ ANT_LNA_INC(ANT_ALT, rx_ant_conf); + } + ++ /* Short scan check */ ++ short_scan = ath_ant_short_scan_check(antcomb); ++ + if (((antcomb->total_pkt_count < ATH_ANT_DIV_COMB_MAX_PKTCOUNT) || +- rs->rs_moreaggr) && !short_scan) ++ rs->rs_moreaggr) && !short_scan) + return; + + if (antcomb->total_pkt_count) { +@@ -595,15 +798,13 @@ void ath_ant_comb_scan(struct ath_softc + antcomb->total_pkt_count); + } + +- + ath9k_hw_antdiv_comb_conf_get(sc->sc_ah, &div_ant_conf); + curr_alt_set = div_ant_conf.alt_lna_conf; + curr_main_set = div_ant_conf.main_lna_conf; +- + antcomb->count++; + + if (antcomb->count == ATH_ANT_DIV_COMB_MAX_COUNT) { +- if (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO) { ++ if (alt_ratio > antcomb->ant_ratio) { + ath_lnaconf_alt_good_scan(antcomb, div_ant_conf, + main_rssi_avg); + antcomb->alt_good = true; +@@ -617,153 +818,47 @@ void ath_ant_comb_scan(struct ath_softc + } + + if (!antcomb->scan) { +- if (ath_ant_div_comb_alt_check(div_ant_conf.div_group, +- alt_ratio, curr_main_set, curr_alt_set, +- alt_rssi_avg, main_rssi_avg)) { +- if (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) { +- /* Switch main and alt LNA */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- } else if (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) { +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- } +- +- goto div_comb_done; +- } else if ((curr_alt_set != ATH_ANT_DIV_COMB_LNA1) && +- (curr_alt_set != ATH_ANT_DIV_COMB_LNA2)) { +- /* Set alt to another LNA */ +- if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- +- goto div_comb_done; +- } +- +- if ((alt_rssi_avg < (main_rssi_avg + +- div_ant_conf.lna1_lna2_delta))) ++ ret = ath_ant_try_switch(&div_ant_conf, antcomb, alt_ratio, ++ alt_rssi_avg, main_rssi_avg, ++ curr_main_set, curr_alt_set); ++ if (ret) + goto div_comb_done; + } + ++ if (!antcomb->scan && ++ (alt_rssi_avg < (main_rssi_avg + div_ant_conf.lna1_lna2_delta))) ++ goto div_comb_done; ++ + if (!antcomb->scan_not_start) { +- switch (curr_alt_set) { +- case ATH_ANT_DIV_COMB_LNA2: +- antcomb->rssi_lna2 = alt_rssi_avg; +- antcomb->rssi_lna1 = main_rssi_avg; +- antcomb->scan = true; +- /* set to A+B */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; +- break; +- case ATH_ANT_DIV_COMB_LNA1: +- antcomb->rssi_lna1 = alt_rssi_avg; +- antcomb->rssi_lna2 = main_rssi_avg; +- antcomb->scan = true; +- /* set to A+B */ +- div_ant_conf.main_lna_conf = ATH_ANT_DIV_COMB_LNA2; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; +- break; +- case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: +- antcomb->rssi_add = alt_rssi_avg; +- antcomb->scan = true; +- /* set to A-B */ +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; +- break; +- case ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2: +- antcomb->rssi_sub = alt_rssi_avg; +- antcomb->scan = false; +- if (antcomb->rssi_lna2 > +- (antcomb->rssi_lna1 + +- ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA)) { +- /* use LNA2 as main LNA */ +- if ((antcomb->rssi_add > antcomb->rssi_lna1) && +- (antcomb->rssi_add > antcomb->rssi_sub)) { +- /* set to A+B */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; +- } else if (antcomb->rssi_sub > +- antcomb->rssi_lna1) { +- /* set to A-B */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; +- } else { +- /* set to LNA1 */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- } +- } else { +- /* use LNA1 as main LNA */ +- if ((antcomb->rssi_add > antcomb->rssi_lna2) && +- (antcomb->rssi_add > antcomb->rssi_sub)) { +- /* set to A+B */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; +- } else if (antcomb->rssi_sub > +- antcomb->rssi_lna1) { +- /* set to A-B */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; +- } else { +- /* set to LNA2 */ +- div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; +- div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; +- } +- } +- break; +- default: +- break; +- } ++ ath_ant_try_scan(antcomb, &div_ant_conf, curr_alt_set, ++ alt_rssi_avg, main_rssi_avg); + } else { + if (!antcomb->alt_good) { + antcomb->scan_not_start = false; + /* Set alt to another LNA */ + if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) { + div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; ++ ATH_ANT_DIV_COMB_LNA2; + div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; ++ ATH_ANT_DIV_COMB_LNA1; + } else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) { + div_ant_conf.main_lna_conf = +- ATH_ANT_DIV_COMB_LNA1; ++ ATH_ANT_DIV_COMB_LNA1; + div_ant_conf.alt_lna_conf = +- ATH_ANT_DIV_COMB_LNA2; ++ ATH_ANT_DIV_COMB_LNA2; + } + goto div_comb_done; + } ++ ath_select_ant_div_from_quick_scan(antcomb, &div_ant_conf, ++ main_rssi_avg, alt_rssi_avg, ++ alt_ratio); ++ antcomb->quick_scan_cnt++; + } + +- ath_select_ant_div_from_quick_scan(antcomb, &div_ant_conf, +- main_rssi_avg, alt_rssi_avg, +- alt_ratio); +- +- antcomb->quick_scan_cnt++; +- + div_comb_done: + ath_ant_div_conf_fast_divbias(&div_ant_conf, antcomb, alt_ratio); + ath9k_hw_antdiv_comb_conf_set(sc->sc_ah, &div_ant_conf); ++ ath9k_debug_stat_ant(sc, &div_ant_conf, main_rssi_avg, alt_rssi_avg); + + antcomb->scan_start_time = jiffies; + antcomb->total_pkt_count = 0; +@@ -772,26 +867,3 @@ div_comb_done: + antcomb->main_recv_cnt = 0; + antcomb->alt_recv_cnt = 0; + } +- +-void ath_ant_comb_update(struct ath_softc *sc) +-{ +- struct ath_hw *ah = sc->sc_ah; +- struct ath_common *common = ath9k_hw_common(ah); +- struct ath_hw_antcomb_conf div_ant_conf; +- u8 lna_conf; +- +- ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); +- +- if (sc->ant_rx == 1) +- lna_conf = ATH_ANT_DIV_COMB_LNA1; +- else +- lna_conf = ATH_ANT_DIV_COMB_LNA2; +- +- div_ant_conf.main_lna_conf = lna_conf; +- div_ant_conf.alt_lna_conf = lna_conf; +- +- ath9k_hw_antdiv_comb_conf_set(ah, &div_ant_conf); +- +- if (common->antenna_diversity) +- ath9k_hw_antctrl_shared_chain_lnadiv(ah, true); +-} +--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c +@@ -610,7 +610,15 @@ static void ar5008_hw_override_ini(struc + REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); + + if (AR_SREV_9280_20_OR_LATER(ah)) { +- val = REG_READ(ah, AR_PCU_MISC_MODE2); ++ /* ++ * For AR9280 and above, there is a new feature that allows ++ * Multicast search based on both MAC Address and Key ID. ++ * By default, this feature is enabled. But since the driver ++ * is not using this feature, we switch it off; otherwise ++ * multicast search based on MAC addr only will fail. ++ */ ++ val = REG_READ(ah, AR_PCU_MISC_MODE2) & ++ (~AR_ADHOC_MCAST_KEYID_ENABLE); + + if (!AR_SREV_9271(ah)) + val &= ~AR_PCU_MISC_MODE2_HWWAR1; +--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c +@@ -555,6 +555,69 @@ static void ar9002_hw_antdiv_comb_conf_s + REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regval); + } + ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ++static void ar9002_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) ++{ ++ struct ath_btcoex_hw *btcoex = &ah->btcoex_hw; ++ u8 antdiv_ctrl1, antdiv_ctrl2; ++ u32 regval; ++ ++ if (enable) { ++ antdiv_ctrl1 = ATH_BT_COEX_ANTDIV_CONTROL1_ENABLE; ++ antdiv_ctrl2 = ATH_BT_COEX_ANTDIV_CONTROL2_ENABLE; ++ ++ /* ++ * Don't disable BT ant to allow BB to control SWCOM. ++ */ ++ btcoex->bt_coex_mode2 &= (~(AR_BT_DISABLE_BT_ANT)); ++ REG_WRITE(ah, AR_BT_COEX_MODE2, btcoex->bt_coex_mode2); ++ ++ REG_WRITE(ah, AR_PHY_SWITCH_COM, ATH_BT_COEX_ANT_DIV_SWITCH_COM); ++ REG_RMW(ah, AR_PHY_SWITCH_CHAIN_0, 0, 0xf0000000); ++ } else { ++ /* ++ * Disable antenna diversity, use LNA1 only. ++ */ ++ antdiv_ctrl1 = ATH_BT_COEX_ANTDIV_CONTROL1_FIXED_A; ++ antdiv_ctrl2 = ATH_BT_COEX_ANTDIV_CONTROL2_FIXED_A; ++ ++ /* ++ * Disable BT Ant. to allow concurrent BT and WLAN receive. ++ */ ++ btcoex->bt_coex_mode2 |= AR_BT_DISABLE_BT_ANT; ++ REG_WRITE(ah, AR_BT_COEX_MODE2, btcoex->bt_coex_mode2); ++ ++ /* ++ * Program SWCOM table to make sure RF switch always parks ++ * at BT side. ++ */ ++ REG_WRITE(ah, AR_PHY_SWITCH_COM, 0); ++ REG_RMW(ah, AR_PHY_SWITCH_CHAIN_0, 0, 0xf0000000); ++ } ++ ++ regval = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL); ++ regval &= (~(AR_PHY_9285_ANT_DIV_CTL_ALL)); ++ /* ++ * Clear ant_fast_div_bias [14:9] since for WB195, ++ * the main LNA is always LNA1. ++ */ ++ regval &= (~(AR_PHY_9285_FAST_DIV_BIAS)); ++ regval |= SM(antdiv_ctrl1, AR_PHY_9285_ANT_DIV_CTL); ++ regval |= SM(antdiv_ctrl2, AR_PHY_9285_ANT_DIV_ALT_LNACONF); ++ regval |= SM((antdiv_ctrl2 >> 2), AR_PHY_9285_ANT_DIV_MAIN_LNACONF); ++ regval |= SM((antdiv_ctrl1 >> 1), AR_PHY_9285_ANT_DIV_ALT_GAINTB); ++ regval |= SM((antdiv_ctrl1 >> 2), AR_PHY_9285_ANT_DIV_MAIN_GAINTB); ++ REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regval); ++ ++ regval = REG_READ(ah, AR_PHY_CCK_DETECT); ++ regval &= (~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); ++ regval |= SM((antdiv_ctrl1 >> 3), AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); ++ REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); ++} ++ ++#endif ++ + static void ar9002_hw_spectral_scan_config(struct ath_hw *ah, + struct ath_spec_scan *param) + { +@@ -634,5 +697,9 @@ void ar9002_hw_attach_phy_ops(struct ath + ops->spectral_scan_trigger = ar9002_hw_spectral_scan_trigger; + ops->spectral_scan_wait = ar9002_hw_spectral_scan_wait; + ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ops->set_bt_ant_diversity = ar9002_hw_set_bt_ant_diversity; ++#endif ++ + ar9002_hw_set_nf_limits(ah); + } +--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.h ++++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.h +@@ -317,13 +317,15 @@ + #define AR_PHY_9285_ANT_DIV_ALT_GAINTB_S 29 + #define AR_PHY_9285_ANT_DIV_MAIN_GAINTB 0x40000000 + #define AR_PHY_9285_ANT_DIV_MAIN_GAINTB_S 30 +-#define AR_PHY_9285_ANT_DIV_LNA1 2 +-#define AR_PHY_9285_ANT_DIV_LNA2 1 +-#define AR_PHY_9285_ANT_DIV_LNA1_PLUS_LNA2 3 +-#define AR_PHY_9285_ANT_DIV_LNA1_MINUS_LNA2 0 + #define AR_PHY_9285_ANT_DIV_GAINTB_0 0 + #define AR_PHY_9285_ANT_DIV_GAINTB_1 1 + ++#define ATH_BT_COEX_ANTDIV_CONTROL1_ENABLE 0x0b ++#define ATH_BT_COEX_ANTDIV_CONTROL2_ENABLE 0x09 ++#define ATH_BT_COEX_ANTDIV_CONTROL1_FIXED_A 0x04 ++#define ATH_BT_COEX_ANTDIV_CONTROL2_FIXED_A 0x09 ++#define ATH_BT_COEX_ANT_DIV_SWITCH_COM 0x66666666 ++ + #define AR_PHY_EXT_CCA0 0x99b8 + #define AR_PHY_EXT_CCA0_THRESH62 0x000000FF + #define AR_PHY_EXT_CCA0_THRESH62_S 0 +--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +@@ -3541,13 +3541,12 @@ static u16 ar9003_switch_com_spdt_get(st + return le16_to_cpu(ar9003_modal_header(ah, is2ghz)->switchcomspdt); + } + +- +-static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz) ++u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz) + { + return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon); + } + +-static u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz) ++u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz) + { + return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon2); + } +@@ -3561,6 +3560,7 @@ static u16 ar9003_hw_ant_ctrl_chain_get( + + static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) + { ++ struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_capabilities *pCap = &ah->caps; + int chain; + u32 regval, value, gpio; +@@ -3614,6 +3614,11 @@ static void ar9003_hw_ant_ctrl_apply(str + } + + value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz); ++ if (AR_SREV_9485(ah) && common->bt_ant_diversity) { ++ regval &= ~AR_SWITCH_TABLE_COM2_ALL; ++ regval |= ah->config.ant_ctrl_comm2g_switch_enable; ++ ++ } + REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value); + + if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) { +@@ -3645,8 +3650,11 @@ static void ar9003_hw_ant_ctrl_apply(str + regval &= (~AR_PHY_ANT_DIV_LNADIV); + regval |= ((value >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; + ++ if (AR_SREV_9485(ah) && common->bt_ant_diversity) ++ regval |= AR_ANT_DIV_ENABLE; ++ + if (AR_SREV_9565(ah)) { +- if (ah->shared_chain_lnadiv) { ++ if (common->bt_ant_diversity) { + regval |= (1 << AR_PHY_ANT_SW_RX_PROT_S); + } else { + regval &= ~(1 << AR_PHY_ANT_DIV_LNADIV_S); +@@ -3656,10 +3664,14 @@ static void ar9003_hw_ant_ctrl_apply(str + + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + +- /*enable fast_div */ ++ /* enable fast_div */ + regval = REG_READ(ah, AR_PHY_CCK_DETECT); + regval &= (~AR_FAST_DIV_ENABLE); + regval |= ((value >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; ++ ++ if (AR_SREV_9485(ah) && common->bt_ant_diversity) ++ regval |= AR_FAST_DIV_ENABLE; ++ + REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); + + if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { +@@ -3673,9 +3685,9 @@ static void ar9003_hw_ant_ctrl_apply(str + AR_PHY_ANT_DIV_ALT_GAINTB | + AR_PHY_ANT_DIV_MAIN_GAINTB)); + /* by default use LNA1 for the main antenna */ +- regval |= (AR_PHY_ANT_DIV_LNA1 << ++ regval |= (ATH_ANT_DIV_COMB_LNA1 << + AR_PHY_ANT_DIV_MAIN_LNACONF_S); +- regval |= (AR_PHY_ANT_DIV_LNA2 << ++ regval |= (ATH_ANT_DIV_COMB_LNA2 << + AR_PHY_ANT_DIV_ALT_LNACONF_S); + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + } +@@ -3813,6 +3825,11 @@ static void ar9003_hw_atten_apply(struct + else + value = ar9003_hw_atten_chain_get_margin(ah, i, chan); + ++ if (ah->config.alt_mingainidx) ++ REG_RMW_FIELD(ah, AR_PHY_EXT_ATTEN_CTL_0, ++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, ++ value); ++ + REG_RMW_FIELD(ah, ext_atten_reg[i], + AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, + value); +--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h ++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +@@ -334,6 +334,8 @@ struct ar9300_eeprom { + + s32 ar9003_hw_get_tx_gain_idx(struct ath_hw *ah); + s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah); ++u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz); ++u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz); + + u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz); + +--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h ++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h +@@ -148,6 +148,8 @@ + #define AR_PHY_SFCORR_SPUR_SUBCHNL_SD_S 28 + #define AR_PHY_EXT_CCA_THRESH62 0x007F0000 + #define AR_PHY_EXT_CCA_THRESH62_S 16 ++#define AR_PHY_EXTCHN_PWRTHR1_ANT_DIV_ALT_ANT_MINGAINIDX 0x0000FF00 ++#define AR_PHY_EXTCHN_PWRTHR1_ANT_DIV_ALT_ANT_MINGAINIDX_S 8 + #define AR_PHY_EXT_MINCCA_PWR 0x01FF0000 + #define AR_PHY_EXT_MINCCA_PWR_S 16 + #define AR_PHY_EXT_CYCPWR_THR1 0x0000FE00L +@@ -296,11 +298,6 @@ + #define AR_PHY_ANT_DIV_MAIN_GAINTB 0x40000000 + #define AR_PHY_ANT_DIV_MAIN_GAINTB_S 30 + +-#define AR_PHY_ANT_DIV_LNA1_MINUS_LNA2 0x0 +-#define AR_PHY_ANT_DIV_LNA2 0x1 +-#define AR_PHY_ANT_DIV_LNA1 0x2 +-#define AR_PHY_ANT_DIV_LNA1_PLUS_LNA2 0x3 +- + #define AR_PHY_EXTCHN_PWRTHR1 (AR_AGC_BASE + 0x2c) + #define AR_PHY_EXT_CHN_WIN (AR_AGC_BASE + 0x30) + #define AR_PHY_20_40_DET_THR (AR_AGC_BASE + 0x34) +--- a/drivers/net/wireless/ath/ath9k/debug.h ++++ b/drivers/net/wireless/ath/ath9k/debug.h +@@ -28,9 +28,13 @@ struct fft_sample_tlv; + #ifdef CPTCFG_ATH9K_DEBUGFS + #define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++ + #define RESET_STAT_INC(sc, type) sc->debug.stats.reset[type]++ ++#define ANT_STAT_INC(i, c) sc->debug.stats.ant_stats[i].c++ ++#define ANT_LNA_INC(i, c) sc->debug.stats.ant_stats[i].lna_recv_cnt[c]++; + #else + #define TX_STAT_INC(q, c) do { } while (0) + #define RESET_STAT_INC(sc, type) do { } while (0) ++#define ANT_STAT_INC(i, c) do { } while (0) ++#define ANT_LNA_INC(i, c) do { } while (0) + #endif + + enum ath_reset_type { +@@ -243,11 +247,22 @@ struct ath_rx_stats { + u32 rx_spectral; + }; + ++#define ANT_MAIN 0 ++#define ANT_ALT 1 ++ ++struct ath_antenna_stats { ++ u32 recv_cnt; ++ u32 rssi_avg; ++ u32 lna_recv_cnt[4]; ++ u32 lna_attempt_cnt[4]; ++}; ++ + struct ath_stats { + struct ath_interrupt_stats istats; + struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; + struct ath_rx_stats rxstats; + struct ath_dfs_stats dfs_stats; ++ struct ath_antenna_stats ant_stats[2]; + u32 reset[__RESET_TYPE_MAX]; + }; + +@@ -281,10 +296,11 @@ void ath9k_sta_remove_debugfs(struct iee + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct dentry *dir); +- + void ath_debug_send_fft_sample(struct ath_softc *sc, + struct fft_sample_tlv *fft_sample); +- ++void ath9k_debug_stat_ant(struct ath_softc *sc, ++ struct ath_hw_antcomb_conf *div_ant_conf, ++ int main_rssi_avg, int alt_rssi_avg); + #else + + #define RX_STAT_INC(c) /* NOP */ +@@ -297,12 +313,10 @@ static inline int ath9k_init_debug(struc + static inline void ath9k_deinit_debug(struct ath_softc *sc) + { + } +- + static inline void ath_debug_stat_interrupt(struct ath_softc *sc, + enum ath9k_int status) + { + } +- + static inline void ath_debug_stat_tx(struct ath_softc *sc, + struct ath_buf *bf, + struct ath_tx_status *ts, +@@ -310,11 +324,16 @@ static inline void ath_debug_stat_tx(str + unsigned int flags) + { + } +- + static inline void ath_debug_stat_rx(struct ath_softc *sc, + struct ath_rx_status *rs) + { + } ++static inline void ath9k_debug_stat_ant(struct ath_softc *sc, ++ struct ath_hw_antcomb_conf *div_ant_conf, ++ int main_rssi_avg, int alt_rssi_avg) ++{ ++ ++} + + #endif /* CPTCFG_ATH9K_DEBUGFS */ + +--- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c ++++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c +@@ -812,6 +812,7 @@ static void ath9k_hw_4k_set_gain(struct + static void ath9k_hw_4k_set_board_values(struct ath_hw *ah, + struct ath9k_channel *chan) + { ++ struct ath9k_hw_capabilities *pCap = &ah->caps; + struct modal_eep_4k_header *pModal; + struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k; + struct base_eep_header_4k *pBase = &eep->baseEepHeader; +@@ -858,6 +859,24 @@ static void ath9k_hw_4k_set_board_values + + REG_WRITE(ah, AR_PHY_CCK_DETECT, regVal); + regVal = REG_READ(ah, AR_PHY_CCK_DETECT); ++ ++ if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { ++ /* ++ * If diversity combining is enabled, ++ * set MAIN to LNA1 and ALT to LNA2 initially. ++ */ ++ regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL); ++ regVal &= (~(AR_PHY_9285_ANT_DIV_MAIN_LNACONF | ++ AR_PHY_9285_ANT_DIV_ALT_LNACONF)); ++ ++ regVal |= (ATH_ANT_DIV_COMB_LNA1 << ++ AR_PHY_9285_ANT_DIV_MAIN_LNACONF_S); ++ regVal |= (ATH_ANT_DIV_COMB_LNA2 << ++ AR_PHY_9285_ANT_DIV_ALT_LNACONF_S); ++ regVal &= (~(AR_PHY_9285_FAST_DIV_BIAS)); ++ regVal |= (0 << AR_PHY_9285_FAST_DIV_BIAS_S); ++ REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regVal); ++ } + } + + if (pModal->version >= 2) { +--- a/drivers/net/wireless/ath/ath9k/hw-ops.h ++++ b/drivers/net/wireless/ath/ath9k/hw-ops.h +@@ -78,13 +78,16 @@ static inline void ath9k_hw_antdiv_comb_ + ath9k_hw_ops(ah)->antdiv_comb_conf_set(ah, antconf); + } + +-static inline void ath9k_hw_antctrl_shared_chain_lnadiv(struct ath_hw *ah, +- bool enable) ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ ++static inline void ath9k_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) + { +- if (ath9k_hw_ops(ah)->antctrl_shared_chain_lnadiv) +- ath9k_hw_ops(ah)->antctrl_shared_chain_lnadiv(ah, enable); ++ if (ath9k_hw_ops(ah)->set_bt_ant_diversity) ++ ath9k_hw_ops(ah)->set_bt_ant_diversity(ah, enable); + } + ++#endif ++ + /* Private hardware call ops */ + + /* PHY ops */ +--- a/drivers/net/wireless/ath/ath9k/hw.c ++++ b/drivers/net/wireless/ath/ath9k/hw.c +@@ -450,7 +450,6 @@ static void ath9k_hw_init_config(struct + ah->config.ack_6mb = 0x0; + ah->config.cwm_ignore_extcca = 0; + ah->config.pcie_clock_req = 0; +- ah->config.pcie_waen = 0; + ah->config.analog_shiftreg = 1; + + for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { +@@ -1069,7 +1068,7 @@ void ath9k_hw_init_global_settings(struc + if (IS_CHAN_A_FAST_CLOCK(ah, chan)) + tx_lat += 11; + +- sifstime *= 2; ++ sifstime = 32; + ack_offset = 16; + slottime = 13; + } else if (IS_CHAN_QUARTER_RATE(chan)) { +@@ -1079,7 +1078,7 @@ void ath9k_hw_init_global_settings(struc + if (IS_CHAN_A_FAST_CLOCK(ah, chan)) + tx_lat += 22; + +- sifstime *= 4; ++ sifstime = 64; + ack_offset = 32; + slottime = 21; + } else { +@@ -1116,7 +1115,6 @@ void ath9k_hw_init_global_settings(struc + ctstimeout += 48 - sifstime - ah->slottime; + } + +- + ath9k_hw_set_sifs_time(ah, sifstime); + ath9k_hw_setslottime(ah, slottime); + ath9k_hw_set_ack_timeout(ah, acktimeout); +@@ -1496,16 +1494,18 @@ static bool ath9k_hw_channel_change(stru + struct ath9k_channel *chan) + { + struct ath_common *common = ath9k_hw_common(ah); ++ struct ath9k_hw_capabilities *pCap = &ah->caps; ++ bool band_switch = false, mode_diff = false; ++ u8 ini_reloaded = 0; + u32 qnum; + int r; +- bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); +- bool band_switch, mode_diff; +- u8 ini_reloaded; +- +- band_switch = (chan->channelFlags & (CHANNEL_2GHZ | CHANNEL_5GHZ)) != +- (ah->curchan->channelFlags & (CHANNEL_2GHZ | +- CHANNEL_5GHZ)); +- mode_diff = (chan->chanmode != ah->curchan->chanmode); ++ ++ if (pCap->hw_caps & ATH9K_HW_CAP_FCC_BAND_SWITCH) { ++ u32 cur = ah->curchan->channelFlags & (CHANNEL_2GHZ | CHANNEL_5GHZ); ++ u32 new = chan->channelFlags & (CHANNEL_2GHZ | CHANNEL_5GHZ); ++ band_switch = (cur != new); ++ mode_diff = (chan->chanmode != ah->curchan->chanmode); ++ } + + for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { + if (ath9k_hw_numtxpending(ah, qnum)) { +@@ -1520,11 +1520,12 @@ static bool ath9k_hw_channel_change(stru + return false; + } + +- if (edma && (band_switch || mode_diff)) { ++ if (band_switch || mode_diff) { + ath9k_hw_mark_phy_inactive(ah); + udelay(5); + +- ath9k_hw_init_pll(ah, NULL); ++ if (band_switch) ++ ath9k_hw_init_pll(ah, chan); + + if (ath9k_hw_fast_chan_change(ah, chan, &ini_reloaded)) { + ath_err(common, "Failed to do fast channel change\n"); +@@ -1541,22 +1542,21 @@ static bool ath9k_hw_channel_change(stru + } + ath9k_hw_set_clockrate(ah); + ath9k_hw_apply_txpower(ah, chan, false); +- ath9k_hw_rfbus_done(ah); + + if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) + ath9k_hw_set_delta_slope(ah, chan); + + ath9k_hw_spur_mitigate_freq(ah, chan); + +- if (edma && (band_switch || mode_diff)) { +- ah->ah_flags |= AH_FASTCC; +- if (band_switch || ini_reloaded) +- ah->eep_ops->set_board_values(ah, chan); ++ if (band_switch || ini_reloaded) ++ ah->eep_ops->set_board_values(ah, chan); + +- ath9k_hw_init_bb(ah, chan); ++ ath9k_hw_init_bb(ah, chan); ++ ath9k_hw_rfbus_done(ah); + +- if (band_switch || ini_reloaded) +- ath9k_hw_init_cal(ah, chan); ++ if (band_switch || ini_reloaded) { ++ ah->ah_flags |= AH_FASTCC; ++ ath9k_hw_init_cal(ah, chan); + ah->ah_flags &= ~AH_FASTCC; + } + +@@ -1778,16 +1778,11 @@ static void ath9k_hw_init_desc(struct at + /* + * Fast channel change: + * (Change synthesizer based on channel freq without resetting chip) +- * +- * Don't do FCC when +- * - Flag is not set +- * - Chip is just coming out of full sleep +- * - Channel to be set is same as current channel +- * - Channel flags are different, (eg.,moving from 2GHz to 5GHz channel) + */ + static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) + { + struct ath_common *common = ath9k_hw_common(ah); ++ struct ath9k_hw_capabilities *pCap = &ah->caps; + int ret; + + if (AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI) +@@ -1806,9 +1801,21 @@ static int ath9k_hw_do_fastcc(struct ath + (CHANNEL_HALF | CHANNEL_QUARTER)) + goto fail; + +- if ((chan->channelFlags & CHANNEL_ALL) != +- (ah->curchan->channelFlags & CHANNEL_ALL)) +- goto fail; ++ /* ++ * If cross-band fcc is not supoprted, bail out if ++ * either channelFlags or chanmode differ. ++ * ++ * chanmode will be different if the HT operating mode ++ * changes because of CSA. ++ */ ++ if (!(pCap->hw_caps & ATH9K_HW_CAP_FCC_BAND_SWITCH)) { ++ if ((chan->channelFlags & CHANNEL_ALL) != ++ (ah->curchan->channelFlags & CHANNEL_ALL)) ++ goto fail; ++ ++ if (chan->chanmode != ah->curchan->chanmode) ++ goto fail; ++ } + + if (!ath9k_hw_check_alive(ah)) + goto fail; +@@ -2047,7 +2054,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st + + ath9k_hw_apply_gpio_override(ah); + +- if (AR_SREV_9565(ah) && ah->shared_chain_lnadiv) ++ if (AR_SREV_9565(ah) && common->bt_ant_diversity) + REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); + + return 0; +@@ -2550,34 +2557,28 @@ int ath9k_hw_fill_cap_info(struct ath_hw + if (AR_SREV_9287_11_OR_LATER(ah) || AR_SREV_9271(ah)) + pCap->hw_caps |= ATH9K_HW_CAP_SGI_20; + +- if (AR_SREV_9285(ah)) ++ if (AR_SREV_9285(ah)) { + if (ah->eep_ops->get_eeprom(ah, EEP_MODAL_VER) >= 3) { + ant_div_ctl1 = + ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); +- if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1)) ++ if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1)) { + pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB; ++ ath_info(common, "Enable LNA combining\n"); ++ } + } ++ } ++ + if (AR_SREV_9300_20_OR_LATER(ah)) { + if (ah->eep_ops->get_eeprom(ah, EEP_CHAIN_MASK_REDUCE)) + pCap->hw_caps |= ATH9K_HW_CAP_APM; + } + +- + if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah)) { + ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); +- /* +- * enable the diversity-combining algorithm only when +- * both enable_lna_div and enable_fast_div are set +- * Table for Diversity +- * ant_div_alt_lnaconf bit 0-1 +- * ant_div_main_lnaconf bit 2-3 +- * ant_div_alt_gaintb bit 4 +- * ant_div_main_gaintb bit 5 +- * enable_ant_div_lnadiv bit 6 +- * enable_ant_fast_div bit 7 +- */ +- if ((ant_div_ctl1 >> 0x6) == 0x3) ++ if ((ant_div_ctl1 >> 0x6) == 0x3) { + pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB; ++ ath_info(common, "Enable LNA combining\n"); ++ } + } + + if (ath9k_hw_dfs_tested(ah)) +@@ -2610,6 +2611,13 @@ int ath9k_hw_fill_cap_info(struct ath_hw + ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) + pCap->hw_caps |= ATH9K_HW_CAP_PAPRD; + ++ /* ++ * Fast channel change across bands is available ++ * only for AR9462 and AR9565. ++ */ ++ if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) ++ pCap->hw_caps |= ATH9K_HW_CAP_FCC_BAND_SWITCH; ++ + return 0; + } + +--- a/drivers/net/wireless/ath/ath9k/hw.h ++++ b/drivers/net/wireless/ath/ath9k/hw.h +@@ -247,6 +247,8 @@ enum ath9k_hw_caps { + ATH9K_HW_CAP_DFS = BIT(16), + ATH9K_HW_WOW_DEVICE_CAPABLE = BIT(17), + ATH9K_HW_CAP_PAPRD = BIT(18), ++ ATH9K_HW_CAP_FCC_BAND_SWITCH = BIT(19), ++ ATH9K_HW_CAP_BT_ANT_DIV = BIT(20), + }; + + /* +@@ -309,8 +311,11 @@ struct ath9k_ops_config { + u16 ani_poll_interval; /* ANI poll interval in ms */ + + /* Platform specific config */ ++ u32 aspm_l1_fix; + u32 xlna_gpio; ++ u32 ant_ctrl_comm2g_switch_enable; + bool xatten_margin_cfg; ++ bool alt_mingainidx; + }; + + enum ath9k_int { +@@ -716,11 +721,14 @@ struct ath_hw_ops { + struct ath_hw_antcomb_conf *antconf); + void (*antdiv_comb_conf_set)(struct ath_hw *ah, + struct ath_hw_antcomb_conf *antconf); +- void (*antctrl_shared_chain_lnadiv)(struct ath_hw *hw, bool enable); + void (*spectral_scan_config)(struct ath_hw *ah, + struct ath_spec_scan *param); + void (*spectral_scan_trigger)(struct ath_hw *ah); + void (*spectral_scan_wait)(struct ath_hw *ah); ++ ++#ifdef CPTCFG_ATH9K_BTCOEX_SUPPORT ++ void (*set_bt_ant_diversity)(struct ath_hw *hw, bool enable); ++#endif + }; + + struct ath_nf_limits { +@@ -765,7 +773,6 @@ struct ath_hw { + bool aspm_enabled; + bool is_monitoring; + bool need_an_top2_fixup; +- bool shared_chain_lnadiv; + u16 tx_trig_level; + + u32 nf_regs[6]; +--- a/drivers/net/wireless/ath/ath9k/pci.c ++++ b/drivers/net/wireless/ath/ath9k/pci.c +@@ -29,6 +29,60 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_i + { PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */ + { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */ + { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */ ++ ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ PCI_VENDOR_ID_AZWAVE, ++ 0x1C71), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ PCI_VENDOR_ID_FOXCONN, ++ 0xE01F), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x11AD, /* LITEON */ ++ 0x6632), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x11AD, /* LITEON */ ++ 0x6642), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ PCI_VENDOR_ID_QMI, ++ 0x0306), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x185F, /* WNC */ ++ 0x309D), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x10CF, /* Fujitsu */ ++ 0x147C), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x10CF, /* Fujitsu */ ++ 0x147D), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002A, ++ 0x10CF, /* Fujitsu */ ++ 0x1536), ++ .driver_data = ATH9K_PCI_D3_L1_WAR }, ++ ++ /* AR9285 card for Asus */ ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x002B, ++ PCI_VENDOR_ID_AZWAVE, ++ 0x2C37), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ + { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */ + { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */ + { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */ +@@ -40,29 +94,106 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_i + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2086), +- .driver_data = ATH9K_PCI_CUS198 }, ++ .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1237), +- .driver_data = ATH9K_PCI_CUS198 }, ++ .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2126), +- .driver_data = ATH9K_PCI_CUS198 }, ++ .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_AZWAVE, ++ 0x126A), ++ .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + + /* PCI-E CUS230 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2152), +- .driver_data = ATH9K_PCI_CUS230 }, ++ .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_FOXCONN, + 0xE075), +- .driver_data = ATH9K_PCI_CUS230 }, ++ .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV }, ++ ++ /* WB225 */ ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_ATHEROS, ++ 0x3119), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_ATHEROS, ++ 0x3122), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ 0x185F, /* WNC */ ++ 0x3119), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ 0x185F, /* WNC */ ++ 0x3027), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0x4105), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0x4106), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0x410D), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0x410E), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0x410F), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0xC706), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0xC680), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_SAMSUNG, ++ 0xC708), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_LENOVO, ++ 0x3218), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, ++ { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, ++ 0x0032, ++ PCI_VENDOR_ID_LENOVO, ++ 0x3219), ++ .driver_data = ATH9K_PCI_BT_ANT_DIV }, + + { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */ + { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */ +@@ -229,6 +360,22 @@ static void ath_pci_aspm_init(struct ath + return; + } + ++ /* ++ * 0x70c - Ack Frequency Register. ++ * ++ * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY. ++ * ++ * 000 : 1 us ++ * 001 : 2 us ++ * 010 : 4 us ++ * 011 : 8 us ++ * 100 : 16 us ++ * 101 : 32 us ++ * 110/111 : 64 us ++ */ ++ if (AR_SREV_9462(ah)) ++ pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix); ++ + pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm); + if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) { + ah->aspm_enabled = true; +--- a/drivers/net/wireless/ath/ath9k/phy.h ++++ b/drivers/net/wireless/ath/ath9k/phy.h +@@ -48,4 +48,11 @@ + #define AR_PHY_PLL_CONTROL 0x16180 + #define AR_PHY_PLL_MODE 0x16184 + ++enum ath9k_ant_div_comb_lna_conf { ++ ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2, ++ ATH_ANT_DIV_COMB_LNA2, ++ ATH_ANT_DIV_COMB_LNA1, ++ ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2, ++}; ++ + #endif +--- a/drivers/net/wireless/iwlwifi/mvm/time-event.c ++++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c +@@ -73,7 +73,6 @@ + #include "iwl-prph.h" + + /* A TimeUnit is 1024 microsecond */ +-#define TU_TO_JIFFIES(_tu) (usecs_to_jiffies((_tu) * 1024)) + #define MSEC_TO_TU(_msec) (_msec*1000/1024) + + /* +@@ -191,8 +190,7 @@ static void iwl_mvm_te_handle_notif(stru + iwl_mvm_te_clear_data(mvm, te_data); + } else if (le32_to_cpu(notif->action) & TE_NOTIF_HOST_EVENT_START) { + te_data->running = true; +- te_data->end_jiffies = jiffies + +- TU_TO_JIFFIES(te_data->duration); ++ te_data->end_jiffies = TU_TO_EXP_TIME(te_data->duration); + + if (te_data->vif->type == NL80211_IFTYPE_P2P_DEVICE) { + set_bit(IWL_MVM_STATUS_ROC_RUNNING, &mvm->status); +@@ -329,8 +327,7 @@ void iwl_mvm_protect_session(struct iwl_ + lockdep_assert_held(&mvm->mutex); + + if (te_data->running && +- time_after(te_data->end_jiffies, +- jiffies + TU_TO_JIFFIES(min_duration))) { ++ time_after(te_data->end_jiffies, TU_TO_EXP_TIME(min_duration))) { + IWL_DEBUG_TE(mvm, "We have enough time in the current TE: %u\n", + jiffies_to_msecs(te_data->end_jiffies - jiffies)); + return; +--- a/include/linux/ieee80211.h ++++ b/include/linux/ieee80211.h +@@ -2279,4 +2279,8 @@ static inline bool ieee80211_check_tim(c + return !!(tim->virtual_map[index] & mask); + } + ++/* convert time units */ ++#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024)) ++#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x)) ++ + #endif /* LINUX_IEEE80211_H */ +--- a/net/mac80211/rate.c ++++ b/net/mac80211/rate.c +@@ -210,7 +210,7 @@ static bool rc_no_data_or_no_ack_use_min + !ieee80211_is_data(fc); + } + +-static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, ++static void rc_send_low_basicrate(s8 *idx, u32 basic_rates, + struct ieee80211_supported_band *sband) + { + u8 i; +@@ -272,28 +272,37 @@ static void __rate_control_send_low(stru + } + + +-bool rate_control_send_low(struct ieee80211_sta *sta, ++bool rate_control_send_low(struct ieee80211_sta *pubsta, + void *priv_sta, + struct ieee80211_tx_rate_control *txrc) + { + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(txrc->skb); + struct ieee80211_supported_band *sband = txrc->sband; ++ struct sta_info *sta; + int mcast_rate; ++ bool use_basicrate = false; + +- if (!sta || !priv_sta || rc_no_data_or_no_ack_use_min(txrc)) { +- __rate_control_send_low(txrc->hw, sband, sta, info); ++ if (!pubsta || !priv_sta || rc_no_data_or_no_ack_use_min(txrc)) { ++ __rate_control_send_low(txrc->hw, sband, pubsta, info); + +- if (!sta && txrc->bss) { ++ if (!pubsta && txrc->bss) { + mcast_rate = txrc->bss_conf->mcast_rate[sband->band]; + if (mcast_rate > 0) { + info->control.rates[0].idx = mcast_rate - 1; + return true; + } ++ use_basicrate = true; ++ } else if (pubsta) { ++ sta = container_of(pubsta, struct sta_info, sta); ++ if (ieee80211_vif_is_mesh(&sta->sdata->vif)) ++ use_basicrate = true; ++ } + +- rc_send_low_broadcast(&info->control.rates[0].idx, ++ if (use_basicrate) ++ rc_send_low_basicrate(&info->control.rates[0].idx, + txrc->bss_conf->basic_rates, + sband); +- } ++ + return true; + } + return false; +--- a/drivers/net/wireless/ath/ath9k/Kconfig ++++ b/drivers/net/wireless/ath/ath9k/Kconfig +@@ -60,7 +60,7 @@ config ATH9K_AHB + + config ATH9K_DEBUGFS + bool "Atheros ath9k debugging" +- depends on ATH9K ++ depends on ATH9K && DEBUG_FS + select MAC80211_DEBUGFS + depends on RELAY + ---help--- +--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c +@@ -269,13 +269,12 @@ static void ar9002_hw_configpcipowersave + if (ah->config.pcie_waen & AR_WA_D3_L1_DISABLE) + val |= AR_WA_D3_L1_DISABLE; + } else { +- if (((AR_SREV_9285(ah) || +- AR_SREV_9271(ah) || +- AR_SREV_9287(ah)) && +- (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE)) || +- (AR_SREV_9280(ah) && +- (AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE))) { +- val |= AR_WA_D3_L1_DISABLE; ++ if (AR_SREV_9285(ah) || AR_SREV_9271(ah) || AR_SREV_9287(ah)) { ++ if (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE) ++ val |= AR_WA_D3_L1_DISABLE; ++ } else if (AR_SREV_9280(ah)) { ++ if (AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE) ++ val |= AR_WA_D3_L1_DISABLE; + } + } + +@@ -297,24 +296,18 @@ static void ar9002_hw_configpcipowersave + } else { + if (ah->config.pcie_waen) { + val = ah->config.pcie_waen; +- if (!power_off) +- val &= (~AR_WA_D3_L1_DISABLE); ++ val &= (~AR_WA_D3_L1_DISABLE); + } else { +- if (AR_SREV_9285(ah) || +- AR_SREV_9271(ah) || +- AR_SREV_9287(ah)) { ++ if (AR_SREV_9285(ah) || AR_SREV_9271(ah) || AR_SREV_9287(ah)) { + val = AR9285_WA_DEFAULT; +- if (!power_off) +- val &= (~AR_WA_D3_L1_DISABLE); +- } +- else if (AR_SREV_9280(ah)) { ++ val &= (~AR_WA_D3_L1_DISABLE); ++ } else if (AR_SREV_9280(ah)) { + /* + * For AR9280 chips, bit 22 of 0x4004 + * needs to be set. + */ + val = AR9280_WA_DEFAULT; +- if (!power_off) +- val &= (~AR_WA_D3_L1_DISABLE); ++ val &= (~AR_WA_D3_L1_DISABLE); + } else { + val = AR_WA_DEFAULT; + } +--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c +@@ -153,7 +153,7 @@ static void ar9003_hw_init_mode_regs(str + if (!ah->is_clk_25mhz) + INIT_INI_ARRAY(&ah->iniAdditional, + ar9340_1p0_radio_core_40M); +- } else if (AR_SREV_9485_11(ah)) { ++ } else if (AR_SREV_9485_11_OR_LATER(ah)) { + /* mac */ + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], + ar9485_1_1_mac_core); +@@ -424,7 +424,7 @@ static void ar9003_tx_gain_table_mode0(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_lowest_ob_db_tx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485_modes_lowest_ob_db_tx_gain_1_1); + else if (AR_SREV_9550(ah)) +@@ -458,7 +458,7 @@ static void ar9003_tx_gain_table_mode1(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_high_ob_db_tx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_high_ob_db_tx_gain_1_1); + else if (AR_SREV_9580(ah)) +@@ -492,7 +492,7 @@ static void ar9003_tx_gain_table_mode2(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_low_ob_db_tx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_low_ob_db_tx_gain_1_1); + else if (AR_SREV_9580(ah)) +@@ -517,7 +517,7 @@ static void ar9003_tx_gain_table_mode3(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_high_power_tx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_high_power_tx_gain_1_1); + else if (AR_SREV_9580(ah)) +@@ -552,7 +552,7 @@ static void ar9003_tx_gain_table_mode4(s + + static void ar9003_tx_gain_table_mode5(struct ath_hw *ah) + { +- if (AR_SREV_9485_11(ah)) ++ if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_green_ob_db_tx_gain_1_1); + else if (AR_SREV_9340(ah)) +@@ -571,7 +571,7 @@ static void ar9003_tx_gain_table_mode6(s + if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_low_ob_db_and_spur_tx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_green_spur_ob_db_tx_gain_1_1); + else if (AR_SREV_9580(ah)) +@@ -611,7 +611,7 @@ static void ar9003_rx_gain_table_mode0(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9340Common_rx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9485_common_rx_gain_1_1); + else if (AR_SREV_9550(ah)) { +@@ -644,7 +644,7 @@ static void ar9003_rx_gain_table_mode1(s + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9340Common_wo_xlna_rx_gain_table_1p0); +- else if (AR_SREV_9485_11(ah)) ++ else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9485Common_wo_xlna_rx_gain_1_1); + else if (AR_SREV_9462_21(ah)) +@@ -745,16 +745,25 @@ static void ar9003_hw_init_mode_gain_reg + static void ar9003_hw_configpcipowersave(struct ath_hw *ah, + bool power_off) + { ++ /* ++ * Increase L1 Entry Latency. Some WB222 boards don't have ++ * this change in eeprom/OTP. ++ * ++ */ ++ if (AR_SREV_9462(ah)) { ++ u32 val = ah->config.aspm_l1_fix; ++ if ((val & 0xff000000) == 0x17000000) { ++ val &= 0x00ffffff; ++ val |= 0x27000000; ++ REG_WRITE(ah, 0x570c, val); ++ } ++ } ++ + /* Nothing to do on restore for 11N */ + if (!power_off /* !restore */) { + /* set bit 19 to allow forcing of pcie core into L1 state */ + REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); +- +- /* Several PCIe massages to ensure proper behaviour */ +- if (ah->config.pcie_waen) +- REG_WRITE(ah, AR_WA, ah->config.pcie_waen); +- else +- REG_WRITE(ah, AR_WA, ah->WARegVal); ++ REG_WRITE(ah, AR_WA, ah->WARegVal); + } + + /* +--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c +@@ -491,6 +491,7 @@ int ath9k_hw_process_rxdesc_edma(struct + rxs->rs_rate = MS(rxsp->status1, AR_RxRate); + rxs->rs_more = (rxsp->status2 & AR_RxMore) ? 1 : 0; + ++ rxs->rs_firstaggr = (rxsp->status11 & AR_RxFirstAggr) ? 1 : 0; + rxs->rs_isaggr = (rxsp->status11 & AR_RxAggr) ? 1 : 0; + rxs->rs_moreaggr = (rxsp->status11 & AR_RxMoreAggr) ? 1 : 0; + rxs->rs_antenna = (MS(rxsp->status4, AR_RxAntenna) & 0x7); +--- a/drivers/net/wireless/ath/ath9k/common.c ++++ b/drivers/net/wireless/ath/ath9k/common.c +@@ -49,37 +49,40 @@ int ath9k_cmn_get_hw_crypto_keytype(stru + } + EXPORT_SYMBOL(ath9k_cmn_get_hw_crypto_keytype); + +-static u32 ath9k_get_extchanmode(struct ieee80211_channel *chan, +- enum nl80211_channel_type channel_type) ++static u32 ath9k_get_extchanmode(struct cfg80211_chan_def *chandef) + { + u32 chanmode = 0; + +- switch (chan->band) { ++ switch (chandef->chan->band) { + case IEEE80211_BAND_2GHZ: +- switch (channel_type) { +- case NL80211_CHAN_NO_HT: +- case NL80211_CHAN_HT20: ++ switch (chandef->width) { ++ case NL80211_CHAN_WIDTH_20_NOHT: ++ case NL80211_CHAN_WIDTH_20: + chanmode = CHANNEL_G_HT20; + break; +- case NL80211_CHAN_HT40PLUS: +- chanmode = CHANNEL_G_HT40PLUS; ++ case NL80211_CHAN_WIDTH_40: ++ if (chandef->center_freq1 > chandef->chan->center_freq) ++ chanmode = CHANNEL_G_HT40PLUS; ++ else ++ chanmode = CHANNEL_G_HT40MINUS; + break; +- case NL80211_CHAN_HT40MINUS: +- chanmode = CHANNEL_G_HT40MINUS; ++ default: + break; + } + break; + case IEEE80211_BAND_5GHZ: +- switch (channel_type) { +- case NL80211_CHAN_NO_HT: +- case NL80211_CHAN_HT20: ++ switch (chandef->width) { ++ case NL80211_CHAN_WIDTH_20_NOHT: ++ case NL80211_CHAN_WIDTH_20: + chanmode = CHANNEL_A_HT20; + break; +- case NL80211_CHAN_HT40PLUS: +- chanmode = CHANNEL_A_HT40PLUS; ++ case NL80211_CHAN_WIDTH_40: ++ if (chandef->center_freq1 > chandef->chan->center_freq) ++ chanmode = CHANNEL_A_HT40PLUS; ++ else ++ chanmode = CHANNEL_A_HT40MINUS; + break; +- case NL80211_CHAN_HT40MINUS: +- chanmode = CHANNEL_A_HT40MINUS; ++ default: + break; + } + break; +@@ -94,13 +97,12 @@ static u32 ath9k_get_extchanmode(struct + * Update internal channel flags. + */ + void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, +- struct ieee80211_channel *chan, +- enum nl80211_channel_type channel_type) ++ struct cfg80211_chan_def *chandef) + { +- ichan->channel = chan->center_freq; +- ichan->chan = chan; ++ ichan->channel = chandef->chan->center_freq; ++ ichan->chan = chandef->chan; + +- if (chan->band == IEEE80211_BAND_2GHZ) { ++ if (chandef->chan->band == IEEE80211_BAND_2GHZ) { + ichan->chanmode = CHANNEL_G; + ichan->channelFlags = CHANNEL_2GHZ | CHANNEL_OFDM; + } else { +@@ -108,8 +110,22 @@ void ath9k_cmn_update_ichannel(struct at + ichan->channelFlags = CHANNEL_5GHZ | CHANNEL_OFDM; + } + +- if (channel_type != NL80211_CHAN_NO_HT) +- ichan->chanmode = ath9k_get_extchanmode(chan, channel_type); ++ switch (chandef->width) { ++ case NL80211_CHAN_WIDTH_5: ++ ichan->channelFlags |= CHANNEL_QUARTER; ++ break; ++ case NL80211_CHAN_WIDTH_10: ++ ichan->channelFlags |= CHANNEL_HALF; ++ break; ++ case NL80211_CHAN_WIDTH_20_NOHT: ++ break; ++ case NL80211_CHAN_WIDTH_20: ++ case NL80211_CHAN_WIDTH_40: ++ ichan->chanmode = ath9k_get_extchanmode(chandef); ++ break; ++ default: ++ WARN_ON(1); ++ } + } + EXPORT_SYMBOL(ath9k_cmn_update_ichannel); + +@@ -125,8 +141,7 @@ struct ath9k_channel *ath9k_cmn_get_curc + + chan_idx = curchan->hw_value; + channel = &ah->channels[chan_idx]; +- ath9k_cmn_update_ichannel(channel, curchan, +- cfg80211_get_chandef_type(&hw->conf.chandef)); ++ ath9k_cmn_update_ichannel(channel, &hw->conf.chandef); + + return channel; + } +--- a/drivers/net/wireless/ath/ath9k/common.h ++++ b/drivers/net/wireless/ath/ath9k/common.h +@@ -44,8 +44,7 @@ + + int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb); + void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, +- struct ieee80211_channel *chan, +- enum nl80211_channel_type channel_type); ++ struct cfg80211_chan_def *chandef); + struct ath9k_channel *ath9k_cmn_get_curchannel(struct ieee80211_hw *hw, + struct ath_hw *ah); + int ath9k_cmn_count_streams(unsigned int chainmask, int max); +--- a/drivers/net/wireless/ath/ath9k/hif_usb.c ++++ b/drivers/net/wireless/ath/ath9k/hif_usb.c +@@ -115,10 +115,10 @@ static int hif_usb_send_regout(struct hi + cmd->skb = skb; + cmd->hif_dev = hif_dev; + +- usb_fill_bulk_urb(urb, hif_dev->udev, +- usb_sndbulkpipe(hif_dev->udev, USB_REG_OUT_PIPE), ++ usb_fill_int_urb(urb, hif_dev->udev, ++ usb_sndintpipe(hif_dev->udev, USB_REG_OUT_PIPE), + skb->data, skb->len, +- hif_usb_regout_cb, cmd); ++ hif_usb_regout_cb, cmd, 1); + + usb_anchor_urb(urb, &hif_dev->regout_submitted); + ret = usb_submit_urb(urb, GFP_KERNEL); +@@ -723,11 +723,11 @@ static void ath9k_hif_usb_reg_in_cb(stru + return; + } + +- usb_fill_bulk_urb(urb, hif_dev->udev, +- usb_rcvbulkpipe(hif_dev->udev, ++ usb_fill_int_urb(urb, hif_dev->udev, ++ usb_rcvintpipe(hif_dev->udev, + USB_REG_IN_PIPE), + nskb->data, MAX_REG_IN_BUF_SIZE, +- ath9k_hif_usb_reg_in_cb, nskb); ++ ath9k_hif_usb_reg_in_cb, nskb, 1); + } + + resubmit: +@@ -909,11 +909,11 @@ static int ath9k_hif_usb_alloc_reg_in_ur + goto err_skb; + } + +- usb_fill_bulk_urb(urb, hif_dev->udev, +- usb_rcvbulkpipe(hif_dev->udev, ++ usb_fill_int_urb(urb, hif_dev->udev, ++ usb_rcvintpipe(hif_dev->udev, + USB_REG_IN_PIPE), + skb->data, MAX_REG_IN_BUF_SIZE, +- ath9k_hif_usb_reg_in_cb, skb); ++ ath9k_hif_usb_reg_in_cb, skb, 1); + + /* Anchor URB */ + usb_anchor_urb(urb, &hif_dev->reg_in_submitted); +@@ -1031,9 +1031,7 @@ static int ath9k_hif_usb_download_fw(str + + static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev) + { +- struct usb_host_interface *alt = &hif_dev->interface->altsetting[0]; +- struct usb_endpoint_descriptor *endp; +- int ret, idx; ++ int ret; + + ret = ath9k_hif_usb_download_fw(hif_dev); + if (ret) { +@@ -1043,20 +1041,6 @@ static int ath9k_hif_usb_dev_init(struct + return ret; + } + +- /* On downloading the firmware to the target, the USB descriptor of EP4 +- * is 'patched' to change the type of the endpoint to Bulk. This will +- * bring down CPU usage during the scan period. +- */ +- for (idx = 0; idx < alt->desc.bNumEndpoints; idx++) { +- endp = &alt->endpoint[idx].desc; +- if ((endp->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) +- == USB_ENDPOINT_XFER_INT) { +- endp->bmAttributes &= ~USB_ENDPOINT_XFERTYPE_MASK; +- endp->bmAttributes |= USB_ENDPOINT_XFER_BULK; +- endp->bInterval = 0; +- } +- } +- + /* Alloc URBs */ + ret = ath9k_hif_usb_alloc_urbs(hif_dev); + if (ret) { +@@ -1268,7 +1252,7 @@ static void ath9k_hif_usb_reboot(struct + if (!buf) + return; + +- ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, USB_REG_OUT_PIPE), ++ ret = usb_interrupt_msg(udev, usb_sndintpipe(udev, USB_REG_OUT_PIPE), + buf, 4, NULL, HZ); + if (ret) + dev_err(&udev->dev, "ath9k_htc: USB reboot failed\n"); +--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c ++++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c +@@ -1203,16 +1203,13 @@ static int ath9k_htc_config(struct ieee8 + + if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || chip_reset) { + struct ieee80211_channel *curchan = hw->conf.chandef.chan; +- enum nl80211_channel_type channel_type = +- cfg80211_get_chandef_type(&hw->conf.chandef); + int pos = curchan->hw_value; + + ath_dbg(common, CONFIG, "Set channel: %d MHz\n", + curchan->center_freq); + + ath9k_cmn_update_ichannel(&priv->ah->channels[pos], +- hw->conf.chandef.chan, +- channel_type); ++ &hw->conf.chandef); + + if (ath9k_htc_set_channel(priv, hw, &priv->ah->channels[pos]) < 0) { + ath_err(common, "Unable to set channel\n"); +--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c ++++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +@@ -448,6 +448,7 @@ static void ath9k_htc_tx_process(struct + struct ieee80211_conf *cur_conf = &priv->hw->conf; + bool txok; + int slot; ++ int hdrlen, padsize; + + slot = strip_drv_header(priv, skb); + if (slot < 0) { +@@ -504,6 +505,15 @@ send_mac80211: + + ath9k_htc_tx_clear_slot(priv, slot); + ++ /* Remove padding before handing frame back to mac80211 */ ++ hdrlen = ieee80211_get_hdrlen_from_skb(skb); ++ ++ padsize = hdrlen & 3; ++ if (padsize && skb->len > hdrlen + padsize) { ++ memmove(skb->data + padsize, skb->data, hdrlen); ++ skb_pull(skb, padsize); ++ } ++ + /* Send status to mac80211 */ + ieee80211_tx_status(priv->hw, skb); + } +--- a/drivers/net/wireless/ath/ath9k/link.c ++++ b/drivers/net/wireless/ath/ath9k/link.c +@@ -41,7 +41,7 @@ void ath_tx_complete_poll_work(struct wo + txq->axq_tx_inprogress = true; + } + } +- ath_txq_unlock_complete(sc, txq); ++ ath_txq_unlock(sc, txq); + } + + if (needreset) { +--- a/drivers/net/wireless/ath/ath9k/mac.c ++++ b/drivers/net/wireless/ath/ath9k/mac.c +@@ -583,9 +583,9 @@ int ath9k_hw_rxprocdesc(struct ath_hw *a + rs->rs_rate = MS(ads.ds_rxstatus0, AR_RxRate); + rs->rs_more = (ads.ds_rxstatus1 & AR_RxMore) ? 1 : 0; + ++ rs->rs_firstaggr = (ads.ds_rxstatus8 & AR_RxFirstAggr) ? 1 : 0; + rs->rs_isaggr = (ads.ds_rxstatus8 & AR_RxAggr) ? 1 : 0; +- rs->rs_moreaggr = +- (ads.ds_rxstatus8 & AR_RxMoreAggr) ? 1 : 0; ++ rs->rs_moreaggr = (ads.ds_rxstatus8 & AR_RxMoreAggr) ? 1 : 0; + rs->rs_antenna = MS(ads.ds_rxstatus3, AR_RxAntenna); + + /* directly mapped flags for ieee80211_rx_status */ +--- a/drivers/net/wireless/ath/ath9k/mac.h ++++ b/drivers/net/wireless/ath/ath9k/mac.h +@@ -140,6 +140,7 @@ struct ath_rx_status { + int8_t rs_rssi_ext1; + int8_t rs_rssi_ext2; + u8 rs_isaggr; ++ u8 rs_firstaggr; + u8 rs_moreaggr; + u8 rs_num_delims; + u8 rs_flags; +@@ -569,6 +570,7 @@ struct ar5416_desc { + #define AR_RxAggr 0x00020000 + #define AR_PostDelimCRCErr 0x00040000 + #define AR_RxStatusRsvd71 0x3ff80000 ++#define AR_RxFirstAggr 0x20000000 + #define AR_DecryptBusyErr 0x40000000 + #define AR_KeyMiss 0x80000000 + +--- a/drivers/net/wireless/ath/ath9k/rc.c ++++ b/drivers/net/wireless/ath/ath9k/rc.c +@@ -1324,8 +1324,8 @@ static void ath_rate_update(void *priv, + ath_rc_init(sc, priv_sta); + + ath_dbg(ath9k_hw_common(sc->sc_ah), CONFIG, +- "Operating HT Bandwidth changed to: %d\n", +- cfg80211_get_chandef_type(&sc->hw->conf.chandef)); ++ "Operating Bandwidth changed to: %d\n", ++ sc->hw->conf.chandef.width); + } + } + +--- a/drivers/net/wireless/ath/ath9k/reg.h ++++ b/drivers/net/wireless/ath/ath9k/reg.h +@@ -893,9 +893,9 @@ + + #define AR_SREV_9485(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485)) +-#define AR_SREV_9485_11(_ah) \ +- (AR_SREV_9485(_ah) && \ +- ((_ah)->hw_version.macRev == AR_SREV_REVISION_9485_11)) ++#define AR_SREV_9485_11_OR_LATER(_ah) \ ++ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485) && \ ++ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9485_11)) + #define AR_SREV_9485_OR_LATER(_ah) \ + (((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9485)) + diff --git a/package/kernel/mac80211/patches/301-pending_work-rt2x00.patch b/package/kernel/mac80211/patches/301-pending_work-rt2x00.patch index b4c0225686..0d8039185c 100644 --- a/package/kernel/mac80211/patches/301-pending_work-rt2x00.patch +++ b/package/kernel/mac80211/patches/301-pending_work-rt2x00.patch @@ -2354,7 +2354,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: case RF3290: case RF5360: case RF5370: -@@ -3442,17 +4487,25 @@ static int rt2800_init_registers(struct +@@ -3442,17 +4487,25 @@ static int rt2800_init_registers(struct return ret; rt2800_register_read(rt2x00dev, BCN_OFFSET0, ®); @@ -2388,7 +2388,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: rt2800_register_write(rt2x00dev, BCN_OFFSET1, reg); rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, 0x0000013f); -@@ -3528,7 +4581,8 @@ static int rt2800_init_registers(struct +@@ -3528,7 +4581,8 @@ static int rt2800_init_registers(struct if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) || rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) || rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) { @@ -2398,7 +2398,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_DAC_TEST)) rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000002c); -@@ -3559,6 +4613,23 @@ static int rt2800_init_registers(struct +@@ -3559,6 +4613,23 @@ static int rt2800_init_registers(struct } else if (rt2x00_rt(rt2x00dev, RT3572)) { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); @@ -2422,7 +2422,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: } else if (rt2x00_rt(rt2x00dev, RT5390) || rt2x00_rt(rt2x00dev, RT5392) || rt2x00_rt(rt2x00dev, RT5592)) { -@@ -3786,14 +4857,8 @@ static int rt2800_init_registers(struct +@@ -3786,14 +4857,8 @@ static int rt2800_init_registers(struct /* * Clear all beacons */ @@ -2448,7 +2448,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_TXPATH) == 1) value |= 0x20; if (rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RXPATH) == 1) -@@ -4332,6 +5397,22 @@ static void rt2800_init_bbp_3572(struct +@@ -4332,6 +5397,22 @@ static void rt2800_init_bbp_3572(struct rt2800_disable_unused_dac_adc(rt2x00dev); } @@ -2471,7 +2471,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: static void rt2800_init_bbp_53xx(struct rt2x00_dev *rt2x00dev) { int ant, div_mode; -@@ -4402,7 +5483,7 @@ static void rt2800_init_bbp_53xx(struct +@@ -4402,7 +5483,7 @@ static void rt2800_init_bbp_53xx(struct rt2800_disable_unused_dac_adc(rt2x00dev); @@ -2480,7 +2480,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: div_mode = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF1_ANT_DIVERSITY); ant = (div_mode == 3) ? 1 : 0; -@@ -4488,7 +5569,7 @@ static void rt2800_init_bbp_5592(struct +@@ -4488,7 +5569,7 @@ static void rt2800_init_bbp_5592(struct rt2800_bbp4_mac_if_ctrl(rt2x00dev); @@ -3212,7 +3212,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: queue->priv_size = sizeof(struct queue_entry_priv_mmio); break; -@@ -1205,7 +1214,7 @@ static void rt2800pci_queue_init(struct +@@ -1205,7 +1214,7 @@ static void rt2800pci_queue_init(struct queue->limit = 64; queue->data_size = AGGREGATION_SIZE; queue->desc_size = TXD_DESC_SIZE; @@ -3221,7 +3221,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: queue->priv_size = sizeof(struct queue_entry_priv_mmio); break; -@@ -1213,7 +1222,7 @@ static void rt2800pci_queue_init(struct +@@ -1213,7 +1222,7 @@ static void rt2800pci_queue_init(struct queue->limit = 8; queue->data_size = 0; /* No DMA required for beacons */ queue->desc_size = TXD_DESC_SIZE; @@ -3232,7 +3232,7 @@ Contains the following changes from wireless-testing/master-2013-08-26: --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c -@@ -854,13 +854,7 @@ static void rt2800usb_queue_init(struct +@@ -854,13 +854,7 @@ static void rt2800usb_queue_init(struct struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; unsigned short txwi_size, rxwi_size; diff --git a/package/kernel/mac80211/patches/310-ap_scan.patch b/package/kernel/mac80211/patches/310-ap_scan.patch index d7479f2965..e81dfc98ca 100644 --- a/package/kernel/mac80211/patches/310-ap_scan.patch +++ b/package/kernel/mac80211/patches/310-ap_scan.patch @@ -1,6 +1,6 @@ --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c -@@ -2092,7 +2092,7 @@ static int ieee80211_scan(struct wiphy * +@@ -2102,7 +2102,7 @@ static int ieee80211_scan(struct wiphy * * the frames sent while scanning on other channel will be * lost) */ diff --git a/package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch b/package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch index b2a7073307..8ca791fcfa 100644 --- a/package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch +++ b/package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch @@ -8,7 +8,7 @@ #include <asm/unaligned.h> #include "hw.h" -@@ -518,8 +519,16 @@ static int ath9k_hw_init_macaddr(struct +@@ -517,8 +518,16 @@ static int ath9k_hw_init_macaddr(struct common->macaddr[2 * i] = eeval >> 8; common->macaddr[2 * i + 1] = eeval & 0xff; } diff --git a/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch b/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch index f6182dd31b..e5da942d08 100644 --- a/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch +++ b/package/kernel/mac80211/patches/410-ath9k_allow_adhoc_and_ap.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -755,6 +755,7 @@ static const struct ieee80211_iface_limi +@@ -779,6 +779,7 @@ static const struct ieee80211_iface_limi #endif BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_GO) }, diff --git a/package/kernel/mac80211/patches/500-ath9k_eeprom_debugfs.patch b/package/kernel/mac80211/patches/500-ath9k_eeprom_debugfs.patch index f3a76ecea4..e50429f733 100644 --- a/package/kernel/mac80211/patches/500-ath9k_eeprom_debugfs.patch +++ b/package/kernel/mac80211/patches/500-ath9k_eeprom_debugfs.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1746,6 +1746,53 @@ void ath9k_deinit_debug(struct ath_softc +@@ -1871,6 +1871,53 @@ void ath9k_deinit_debug(struct ath_softc } } @@ -54,7 +54,7 @@ int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); -@@ -1763,6 +1810,8 @@ int ath9k_init_debug(struct ath_hw *ah) +@@ -1888,6 +1935,8 @@ int ath9k_init_debug(struct ath_hw *ah) ath9k_dfs_init_debug(sc); diff --git a/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch b/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch index b98e8f50f0..5779444578 100644 --- a/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch +++ b/package/kernel/mac80211/patches/501-ath9k-eeprom_endianess.patch @@ -71,7 +71,7 @@ --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h -@@ -739,6 +739,7 @@ enum ath_cal_list { +@@ -747,6 +747,7 @@ enum ath_cal_list { #define AH_USE_EEPROM 0x1 #define AH_UNPLUGGED 0x2 /* The card has been physically removed. */ #define AH_FASTCC 0x4 @@ -81,7 +81,7 @@ struct ath_ops reg_ops; --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -613,6 +613,8 @@ static int ath9k_init_softc(u16 devid, s +@@ -631,6 +631,8 @@ static int ath9k_init_softc(u16 devid, s ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; diff --git a/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch b/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch index 25df3f952f..15a40b282c 100644 --- a/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch +++ b/package/kernel/mac80211/patches/502-ath9k_ahb_init.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -1012,23 +1012,23 @@ static int __init ath9k_init(void) +@@ -1036,23 +1036,23 @@ static int __init ath9k_init(void) goto err_out; } diff --git a/package/kernel/mac80211/patches/510-ath9k_intr_mitigation_tweak.patch b/package/kernel/mac80211/patches/510-ath9k_intr_mitigation_tweak.patch index 647bde2ca0..55a44b185b 100644 --- a/package/kernel/mac80211/patches/510-ath9k_intr_mitigation_tweak.patch +++ b/package/kernel/mac80211/patches/510-ath9k_intr_mitigation_tweak.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -2010,8 +2010,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st +@@ -2017,8 +2017,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st REG_WRITE(ah, AR_OBS, 8); if (ah->config.rx_intr_mitigation) { diff --git a/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch index 87aaf3061c..a0bea054a6 100644 --- a/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch +++ b/package/kernel/mac80211/patches/512-ath9k_channelbw_debugfs.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h -@@ -697,6 +697,7 @@ struct ath_softc { +@@ -701,6 +701,7 @@ struct ath_softc { struct ieee80211_hw *hw; struct device *dev; @@ -8,7 +8,7 @@ struct survey_info *cur_survey; struct survey_info survey[ATH9K_NUM_CHANNELS]; -@@ -901,6 +902,7 @@ struct fft_sample_ht20 { +@@ -905,6 +906,7 @@ struct fft_sample_ht20 { u8 data[SPECTRAL_HT20_NUM_BINS]; } __packed; @@ -18,7 +18,7 @@ --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1793,6 +1793,50 @@ static const struct file_operations fops +@@ -1918,6 +1918,50 @@ static const struct file_operations fops .owner = THIS_MODULE }; @@ -69,7 +69,7 @@ int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); -@@ -1812,6 +1856,8 @@ int ath9k_init_debug(struct ath_hw *ah) +@@ -1937,6 +1981,8 @@ int ath9k_init_debug(struct ath_hw *ah) debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_eeprom); @@ -80,7 +80,7 @@ debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -1150,7 +1150,7 @@ int ath9k_spectral_scan_config(struct ie +@@ -1146,7 +1146,7 @@ int ath9k_spectral_scan_config(struct ie return 0; } @@ -89,19 +89,18 @@ { struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; -@@ -1206,9 +1206,11 @@ static int ath9k_config(struct ieee80211 +@@ -1200,8 +1200,10 @@ static int ath9k_config(struct ieee80211 + + if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) { struct ieee80211_channel *curchan = hw->conf.chandef.chan; - enum nl80211_channel_type channel_type = - cfg80211_get_chandef_type(&conf->chandef); + struct ath9k_channel *hchan; int pos = curchan->hw_value; int old_pos = -1; - unsigned long flags; + u32 oldflags; + unsigned long flags; if (ah->curchan) - old_pos = ah->curchan - &ah->channels[0]; -@@ -1244,7 +1246,23 @@ static int ath9k_config(struct ieee80211 +@@ -1238,7 +1240,23 @@ static int ath9k_config(struct ieee80211 memset(&sc->survey[pos], 0, sizeof(struct survey_info)); } diff --git a/package/kernel/mac80211/patches/513-ath9k_add_pci_ids.patch b/package/kernel/mac80211/patches/513-ath9k_add_pci_ids.patch index 120fc4c1fc..074c3d8ebb 100644 --- a/package/kernel/mac80211/patches/513-ath9k_add_pci_ids.patch +++ b/package/kernel/mac80211/patches/513-ath9k_add_pci_ids.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -729,6 +729,7 @@ int ath9k_hw_init(struct ath_hw *ah) +@@ -728,6 +728,7 @@ int ath9k_hw_init(struct ath_hw *ah) case AR9300_DEVID_AR9462: case AR9485_DEVID_AR1111: case AR9300_DEVID_AR9565: @@ -20,7 +20,7 @@ --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c -@@ -139,6 +139,7 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_i +@@ -270,6 +270,7 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_i { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */ { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */ { PCI_VDEVICE(ATHEROS, 0x0036) }, /* PCI-E AR9565 */ diff --git a/package/kernel/mac80211/patches/520-mac80211_cur_txpower.patch b/package/kernel/mac80211/patches/520-mac80211_cur_txpower.patch index 56e956ae66..dc848774d4 100644 --- a/package/kernel/mac80211/patches/520-mac80211_cur_txpower.patch +++ b/package/kernel/mac80211/patches/520-mac80211_cur_txpower.patch @@ -1,6 +1,6 @@ --- a/include/net/mac80211.h +++ b/include/net/mac80211.h -@@ -1617,6 +1617,7 @@ struct ieee80211_hw { +@@ -1622,6 +1622,7 @@ struct ieee80211_hw { u8 max_tx_aggregation_subframes; u8 offchannel_tx_hw_queue; u8 radiotap_mcs_details; @@ -10,7 +10,7 @@ u8 uapsd_queues; --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c -@@ -2273,7 +2273,9 @@ static int ieee80211_get_tx_power(struct +@@ -2283,7 +2283,9 @@ static int ieee80211_get_tx_power(struct struct ieee80211_local *local = wiphy_priv(wiphy); struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); diff --git a/package/kernel/mac80211/patches/521-ath9k_cur_txpower.patch b/package/kernel/mac80211/patches/521-ath9k_cur_txpower.patch index 9167903f1c..2aaee2f393 100644 --- a/package/kernel/mac80211/patches/521-ath9k_cur_txpower.patch +++ b/package/kernel/mac80211/patches/521-ath9k_cur_txpower.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -1269,6 +1269,8 @@ int ath9k_config(struct ieee80211_hw *hw +@@ -1263,6 +1263,8 @@ int ath9k_config(struct ieee80211_hw *hw return -EINVAL; } @@ -9,7 +9,7 @@ /* * The most recent snapshot of channel->noisefloor for the old * channel is only available after the hardware reset. Copy it to -@@ -1305,6 +1307,7 @@ int ath9k_config(struct ieee80211_hw *hw +@@ -1299,6 +1301,7 @@ int ath9k_config(struct ieee80211_hw *hw sc->config.txpowlimit = 2 * conf->power_level; ath9k_cmn_update_txpow(ah, sc->curtxpow, sc->config.txpowlimit, &sc->curtxpow); diff --git a/package/kernel/mac80211/patches/522-ath9k_per_chain_signal_strength.patch b/package/kernel/mac80211/patches/522-ath9k_per_chain_signal_strength.patch index b6075a8144..53d2be260c 100644 --- a/package/kernel/mac80211/patches/522-ath9k_per_chain_signal_strength.patch +++ b/package/kernel/mac80211/patches/522-ath9k_per_chain_signal_strength.patch @@ -13,21 +13,21 @@ + int8_t rs_rssi_ctl[3]; + int8_t rs_rssi_ext[3]; u8 rs_isaggr; + u8 rs_firstaggr; u8 rs_moreaggr; - u8 rs_num_delims; --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c -@@ -948,6 +948,7 @@ static int ath9k_rx_skb_preprocess(struc - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - bool discard_current = sc->rx.discard_next; +@@ -892,6 +892,7 @@ static void ath9k_process_rssi(struct at + struct ath_hw *ah = common->ah; + int last_rssi; + int rssi = rx_stats->rs_rssi; + int i, j; - sc->rx.discard_next = rx_stats->rs_more; - if (discard_current) -@@ -977,6 +978,21 @@ static int ath9k_rx_skb_preprocess(struc - if (rx_stats->rs_moreaggr) - rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; + /* + * RSSI is not available for subframes in an A-MPDU. +@@ -910,6 +911,20 @@ static void ath9k_process_rssi(struct at + return; + } + for (i = 0, j = 0; i < ARRAY_SIZE(rx_stats->rs_rssi_ctl); i++) { + s8 rssi; @@ -37,17 +37,16 @@ + + rssi = rx_stats->rs_rssi_ctl[i]; + if (rssi != ATH9K_RSSI_BAD) { -+ rx_status->chains |= BIT(j); -+ rx_status->chain_signal[j] = ah->noise + rssi; ++ rxs->chains |= BIT(j); ++ rxs->chain_signal[j] = ah->noise + rssi; + } + j++; + } + -+ - sc->rx.discard_next = false; - return 0; - } -@@ -1086,7 +1102,7 @@ static int ath_process_fft(struct ath_so + /* + * Update Beacon RSSI, this is used by ANI. + */ +@@ -1000,7 +1015,7 @@ static int ath_process_fft(struct ath_so fft_sample.tlv.length = __cpu_to_be16(length); fft_sample.freq = __cpu_to_be16(ah->curchan->chan->center_freq); @@ -132,7 +131,7 @@ * hardware stores this as 8 bit signed value. --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c -@@ -546,14 +546,14 @@ void ath_ant_comb_scan(struct ath_softc +@@ -744,14 +744,14 @@ void ath_ant_comb_scan(struct ath_softc struct ath_ant_comb *antcomb = &sc->ant_comb; int alt_ratio = 0, alt_rssi_avg = 0, main_rssi_avg = 0, curr_alt_set; int curr_main_set; @@ -141,7 +140,7 @@ + int main_rssi = rs->rs_rssi_ctl[0]; + int alt_rssi = rs->rs_rssi_ctl[1]; int rx_ant_conf, main_ant_conf; - bool short_scan = false; + bool short_scan = false, ret; - rx_ant_conf = (rs->rs_rssi_ctl2 >> ATH_ANT_RX_CURRENT_SHIFT) & + rx_ant_conf = (rs->rs_rssi_ctl[2] >> ATH_ANT_RX_CURRENT_SHIFT) & @@ -150,4 +149,4 @@ + main_ant_conf = (rs->rs_rssi_ctl[2] >> ATH_ANT_RX_MAIN_SHIFT) & ATH_ANT_RX_MASK; - /* Record packet only when both main_rssi and alt_rssi is positive */ + if (alt_rssi >= antcomb->low_rssi_thresh) { diff --git a/package/kernel/mac80211/patches/523-mac80211_configure_antenna_gain.patch b/package/kernel/mac80211/patches/523-mac80211_configure_antenna_gain.patch index 1e53de4ba0..0e2baf95d5 100644 --- a/package/kernel/mac80211/patches/523-mac80211_configure_antenna_gain.patch +++ b/package/kernel/mac80211/patches/523-mac80211_configure_antenna_gain.patch @@ -1,6 +1,6 @@ --- a/include/net/mac80211.h +++ b/include/net/mac80211.h -@@ -999,6 +999,7 @@ enum ieee80211_smps_mode { +@@ -1002,6 +1002,7 @@ enum ieee80211_smps_mode { * * @power_level: requested transmit power (in dBm), backward compatibility * value only that is set to the minimum of all interfaces @@ -8,7 +8,7 @@ * * @chandef: the channel definition to tune to * @radar_enabled: whether radar detection is enabled -@@ -1020,6 +1021,7 @@ struct ieee80211_conf { +@@ -1023,6 +1024,7 @@ struct ieee80211_conf { u32 flags; int power_level, dynamic_ps_timeout; int max_sleep_period; @@ -18,7 +18,7 @@ u8 ps_dtim_period; --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h -@@ -1126,6 +1126,7 @@ struct ieee80211_local { +@@ -1130,6 +1130,7 @@ struct ieee80211_local { int dynamic_ps_forced_timeout; int user_power_level; /* in dBm, for all interfaces */ @@ -28,9 +28,9 @@ --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h -@@ -1736,6 +1736,8 @@ enum nl80211_attrs { - - NL80211_ATTR_PEER_AID, +@@ -1766,6 +1766,8 @@ enum nl80211_attrs { + NL80211_ATTR_CSA_C_OFF_BEACON, + NL80211_ATTR_CSA_C_OFF_PRESP, + NL80211_ATTR_WIPHY_ANTENNA_GAIN, + @@ -39,15 +39,15 @@ __NL80211_ATTR_AFTER_LAST, --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c -@@ -349,6 +349,7 @@ static const struct nla_policy nl80211_p - [NL80211_ATTR_IE_RIC] = { .type = NLA_BINARY, - .len = IEEE80211_MAX_DATA_LEN }, - [NL80211_ATTR_PEER_AID] = { .type = NLA_U16 }, +@@ -354,6 +354,7 @@ static const struct nla_policy nl80211_p + [NL80211_ATTR_CSA_IES] = { .type = NLA_NESTED }, + [NL80211_ATTR_CSA_C_OFF_BEACON] = { .type = NLA_U16 }, + [NL80211_ATTR_CSA_C_OFF_PRESP] = { .type = NLA_U16 }, + [NL80211_ATTR_WIPHY_ANTENNA_GAIN] = { .type = NLA_U32 }, }; /* policy for the key attributes */ -@@ -1993,6 +1994,22 @@ static int nl80211_set_wiphy(struct sk_b +@@ -2000,6 +2001,22 @@ static int nl80211_set_wiphy(struct sk_b goto bad_res; } @@ -72,7 +72,7 @@ u32 tx_ant, rx_ant; --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c -@@ -2283,6 +2283,19 @@ static int ieee80211_get_tx_power(struct +@@ -2293,6 +2293,19 @@ static int ieee80211_get_tx_power(struct return 0; } @@ -92,7 +92,7 @@ static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev, const u8 *addr) { -@@ -3474,6 +3487,7 @@ struct cfg80211_ops mac80211_config_ops +@@ -3656,6 +3669,7 @@ struct cfg80211_ops mac80211_config_ops .set_wiphy_params = ieee80211_set_wiphy_params, .set_tx_power = ieee80211_set_tx_power, .get_tx_power = ieee80211_get_tx_power, @@ -102,7 +102,7 @@ CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h -@@ -1970,6 +1970,7 @@ struct cfg80211_update_ft_ies_params { +@@ -1994,6 +1994,7 @@ struct cfg80211_update_ft_ies_params { * (as advertised by the nl80211 feature flag.) * @get_tx_power: store the current TX power into the dbm variable; * return 0 if successful @@ -110,7 +110,7 @@ * * @set_wds_peer: set the WDS peer for a WDS interface * -@@ -2189,6 +2190,7 @@ struct cfg80211_ops { +@@ -2215,6 +2216,7 @@ struct cfg80211_ops { enum nl80211_tx_power_setting type, int mbm); int (*get_tx_power)(struct wiphy *wiphy, struct wireless_dev *wdev, int *dbm); diff --git a/package/kernel/mac80211/patches/524-ath9k_use_configured_antenna_gain.patch b/package/kernel/mac80211/patches/524-ath9k_use_configured_antenna_gain.patch index ea28fa4bb1..dd1fec7ee1 100644 --- a/package/kernel/mac80211/patches/524-ath9k_use_configured_antenna_gain.patch +++ b/package/kernel/mac80211/patches/524-ath9k_use_configured_antenna_gain.patch @@ -10,7 +10,7 @@ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -2848,7 +2848,7 @@ void ath9k_hw_apply_txpower(struct ath_h +@@ -2856,7 +2856,7 @@ void ath9k_hw_apply_txpower(struct ath_h channel = chan->chan; chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER); new_pwr = min_t(int, chan_pwr, reg->power_limit); @@ -21,7 +21,7 @@ if (ant_gain > max_gain) --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -1303,7 +1303,10 @@ int ath9k_config(struct ieee80211_hw *hw +@@ -1297,7 +1297,10 @@ int ath9k_config(struct ieee80211_hw *hw } if (changed & IEEE80211_CONF_CHANGE_POWER) { diff --git a/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch b/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch index 0257756f4d..a7cded7025 100644 --- a/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch +++ b/package/kernel/mac80211/patches/530-ath9k_extra_leds.patch @@ -10,7 +10,7 @@ #else static inline void ath_init_leds(struct ath_softc *sc) { -@@ -693,6 +696,13 @@ enum spectral_mode { +@@ -697,6 +700,13 @@ enum spectral_mode { SPECTRAL_CHANSCAN, }; @@ -24,7 +24,7 @@ struct ath_softc { struct ieee80211_hw *hw; struct device *dev; -@@ -735,9 +745,8 @@ struct ath_softc { +@@ -739,9 +749,8 @@ struct ath_softc { struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; #ifdef CPTCFG_MAC80211_LEDS @@ -162,7 +162,7 @@ void ath_fill_led_pin(struct ath_softc *sc) --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -919,7 +919,7 @@ int ath9k_init_device(u16 devid, struct +@@ -943,7 +943,7 @@ int ath9k_init_device(u16 devid, struct #ifdef CPTCFG_MAC80211_LEDS /* must be initialized before ieee80211_register_hw */ @@ -173,7 +173,7 @@ #endif --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1836,6 +1836,61 @@ static const struct file_operations fops +@@ -1961,6 +1961,61 @@ static const struct file_operations fops .llseek = default_llseek, }; @@ -235,7 +235,7 @@ int ath9k_init_debug(struct ath_hw *ah) { -@@ -1858,6 +1913,10 @@ int ath9k_init_debug(struct ath_hw *ah) +@@ -1983,6 +2038,10 @@ int ath9k_init_debug(struct ath_hw *ah) &fops_eeprom); debugfs_create_file("chanbw", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, sc, &fops_chanbw); diff --git a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch index b069cb2cdb..3409b69b95 100644 --- a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch +++ b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c -@@ -1892,6 +1892,50 @@ static const struct file_operations fops +@@ -2017,6 +2017,50 @@ static const struct file_operations fops #endif @@ -51,7 +51,7 @@ int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); -@@ -1917,6 +1961,8 @@ int ath9k_init_debug(struct ath_hw *ah) +@@ -2042,6 +2086,8 @@ int ath9k_init_debug(struct ath_hw *ah) debugfs_create_file("gpio_led", S_IWUSR, sc->debug.debugfs_phy, sc, &fops_gpio_led); #endif @@ -62,7 +62,7 @@ debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h -@@ -500,6 +500,12 @@ enum { +@@ -505,6 +505,12 @@ enum { ATH9K_RESET_COLD, }; @@ -75,7 +75,7 @@ struct ath9k_hw_version { u32 magic; u16 devid; -@@ -778,6 +784,8 @@ struct ath_hw { +@@ -785,6 +791,8 @@ struct ath_hw { u32 rfkill_polarity; u32 ah_flags; @@ -84,7 +84,7 @@ bool reset_power_on; bool htc_reset_init; -@@ -1028,6 +1036,7 @@ void ath9k_hw_set_sta_beacon_timers(stru +@@ -1035,6 +1043,7 @@ void ath9k_hw_set_sta_beacon_timers(stru bool ath9k_hw_check_alive(struct ath_hw *ah); bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode); @@ -94,7 +94,7 @@ void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause); --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1854,6 +1854,20 @@ fail: +@@ -1861,6 +1861,20 @@ fail: return -EINVAL; } @@ -115,17 +115,17 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, struct ath9k_hw_cal_data *caldata, bool fastcc) { -@@ -2056,6 +2070,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st +@@ -2063,6 +2077,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st } ath9k_hw_apply_gpio_override(ah); + ath9k_hw_update_diag(ah); - if (AR_SREV_9565(ah) && ah->shared_chain_lnadiv) + if (AR_SREV_9565(ah) && common->bt_ant_diversity) REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -462,6 +462,11 @@ irqreturn_t ath_isr(int irq, void *dev) +@@ -458,6 +458,11 @@ irqreturn_t ath_isr(int irq, void *dev) ath9k_hw_getisr(ah, &status); /* NB: clears ISR too */ status &= ah->imask; /* discard unasked-for bits */ diff --git a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch index c5b90af68c..e59627c3d8 100644 --- a/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch +++ b/package/kernel/mac80211/patches/543-ath9k-allow-to-disable-bands-via-platform-data.patch @@ -12,7 +12,7 @@ --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -2449,17 +2449,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw +@@ -2456,17 +2456,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw } eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE); @@ -48,7 +48,7 @@ AR_SREV_9285(ah) || --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h -@@ -948,6 +948,8 @@ struct ath_hw { +@@ -955,6 +955,8 @@ struct ath_hw { bool is_clk_25mhz; int (*get_mac_revision)(void); int (*external_reset)(void); @@ -59,7 +59,7 @@ }; --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c -@@ -613,6 +613,8 @@ static int ath9k_init_softc(u16 devid, s +@@ -631,6 +631,8 @@ static int ath9k_init_softc(u16 devid, s ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; diff --git a/package/kernel/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch b/package/kernel/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch index b86724153a..be95fae8a0 100644 --- a/package/kernel/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch +++ b/package/kernel/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch @@ -186,7 +186,7 @@ obj-$(CPTCFG_RT2X00_LIB_MMIO) += rt2x00mmio.o --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c -@@ -90,25 +90,11 @@ static void rt2800pci_mcu_status(struct +@@ -90,25 +90,11 @@ static void rt2800pci_mcu_status(struct rt2x00mmio_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } diff --git a/package/kernel/mac80211/patches/605-rt2x00-pci-eeprom.patch b/package/kernel/mac80211/patches/605-rt2x00-pci-eeprom.patch index 5e187c7e77..325dba97c6 100644 --- a/package/kernel/mac80211/patches/605-rt2x00-pci-eeprom.patch +++ b/package/kernel/mac80211/patches/605-rt2x00-pci-eeprom.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c -@@ -90,7 +90,7 @@ static void rt2800pci_mcu_status(struct +@@ -90,7 +90,7 @@ static void rt2800pci_mcu_status(struct rt2x00mmio_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } @@ -9,7 +9,7 @@ { memcpy(rt2x00dev->eeprom, rt2x00dev->eeprom_file->data, EEPROM_SIZE); return 0; -@@ -1097,8 +1097,9 @@ static int rt2800pci_read_eeprom(struct +@@ -1097,8 +1097,9 @@ static int rt2800pci_read_eeprom(struct { int retval; diff --git a/package/kernel/mac80211/patches/610-rt2x00-fix-rt3352-ext-pa.patch b/package/kernel/mac80211/patches/610-rt2x00-fix-rt3352-ext-pa.patch index 122cd11932..e2cd4d0198 100644 --- a/package/kernel/mac80211/patches/610-rt2x00-fix-rt3352-ext-pa.patch +++ b/package/kernel/mac80211/patches/610-rt2x00-fix-rt3352-ext-pa.patch @@ -33,7 +33,7 @@ rt2800_bbp_write(rt2x00dev, 86, 0); } -@@ -6086,6 +6086,12 @@ static void rt2800_init_rfcsr_3290(struc +@@ -6093,6 +6093,12 @@ static void rt2800_init_rfcsr_3290(struc static void rt2800_init_rfcsr_3352(struct rt2x00_dev *rt2x00dev) { @@ -46,7 +46,7 @@ rt2800_rf_init_calibration(rt2x00dev, 30); rt2800_rfcsr_write(rt2x00dev, 0, 0xf0); -@@ -6121,15 +6127,30 @@ static void rt2800_init_rfcsr_3352(struc +@@ -6128,15 +6134,30 @@ static void rt2800_init_rfcsr_3352(struc rt2800_rfcsr_write(rt2x00dev, 31, 0x80); rt2800_rfcsr_write(rt2x00dev, 32, 0x80); rt2800_rfcsr_write(rt2x00dev, 33, 0x00); @@ -80,7 +80,7 @@ rt2800_rfcsr_write(rt2x00dev, 43, 0xdb); rt2800_rfcsr_write(rt2x00dev, 44, 0xdb); rt2800_rfcsr_write(rt2x00dev, 45, 0xdb); -@@ -6137,15 +6158,20 @@ static void rt2800_init_rfcsr_3352(struc +@@ -6144,15 +6165,20 @@ static void rt2800_init_rfcsr_3352(struc rt2800_rfcsr_write(rt2x00dev, 47, 0x0d); rt2800_rfcsr_write(rt2x00dev, 48, 0x14); rt2800_rfcsr_write(rt2x00dev, 49, 0x00); @@ -110,7 +110,7 @@ rt2800_rfcsr_write(rt2x00dev, 59, 0x00); rt2800_rfcsr_write(rt2x00dev, 60, 0x00); rt2800_rfcsr_write(rt2x00dev, 61, 0x00); -@@ -6996,6 +7022,7 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7003,6 +7029,7 @@ static int rt2800_init_eeprom(struct rt2 * RT53xx: defined in "EEPROM_CHIP_ID" field */ if (rt2x00_rt(rt2x00dev, RT3290) || @@ -118,7 +118,7 @@ rt2x00_rt(rt2x00dev, RT5390) || rt2x00_rt(rt2x00dev, RT5392)) rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &rf); -@@ -7086,7 +7113,8 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7093,7 +7120,8 @@ static int rt2800_init_eeprom(struct rt2 /* * Detect if this device has Bluetooth co-existence. */ @@ -128,7 +128,7 @@ __set_bit(CAPABILITY_BT_COEXIST, &rt2x00dev->cap_flags); /* -@@ -7115,6 +7143,22 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7122,6 +7150,22 @@ static int rt2800_init_eeprom(struct rt2 EIRP_MAX_TX_POWER_LIMIT) __set_bit(CAPABILITY_POWER_LIMIT, &rt2x00dev->cap_flags); diff --git a/package/kernel/mac80211/patches/611-rt2x00-rf_vals-rt3352-xtal20.patch b/package/kernel/mac80211/patches/611-rt2x00-rf_vals-rt3352-xtal20.patch index d3a7c96d8e..4fc1e0a01b 100644 --- a/package/kernel/mac80211/patches/611-rt2x00-rf_vals-rt3352-xtal20.patch +++ b/package/kernel/mac80211/patches/611-rt2x00-rf_vals-rt3352-xtal20.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c -@@ -7501,6 +7501,27 @@ static const struct rf_channel rf_vals_3 +@@ -7508,6 +7508,27 @@ static const struct rf_channel rf_vals_3 {173, 0x61, 0, 9}, }; @@ -28,7 +28,7 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) { struct hw_mode_spec *spec = &rt2x00dev->spec; -@@ -7581,7 +7602,6 @@ static int rt2800_probe_hw_mode(struct r +@@ -7588,7 +7609,6 @@ static int rt2800_probe_hw_mode(struct r rt2x00_rf(rt2x00dev, RF3022) || rt2x00_rf(rt2x00dev, RF3290) || rt2x00_rf(rt2x00dev, RF3320) || @@ -36,7 +36,7 @@ rt2x00_rf(rt2x00dev, RF5360) || rt2x00_rf(rt2x00dev, RF5370) || rt2x00_rf(rt2x00dev, RF5372) || -@@ -7589,6 +7609,12 @@ static int rt2800_probe_hw_mode(struct r +@@ -7596,6 +7616,12 @@ static int rt2800_probe_hw_mode(struct r rt2x00_rf(rt2x00dev, RF5392)) { spec->num_channels = 14; spec->channels = rf_vals_3x; @@ -49,7 +49,7 @@ } else if (rt2x00_rf(rt2x00dev, RF3052)) { spec->supported_bands |= SUPPORT_BAND_5GHZ; spec->num_channels = ARRAY_SIZE(rf_vals_3x); -@@ -7761,6 +7787,19 @@ static int rt2800_probe_rt(struct rt2x00 +@@ -7768,6 +7794,19 @@ static int rt2800_probe_rt(struct rt2x00 return 0; } @@ -69,7 +69,7 @@ int rt2800_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; -@@ -7790,6 +7829,15 @@ int rt2800_probe_hw(struct rt2x00_dev *r +@@ -7797,6 +7836,15 @@ int rt2800_probe_hw(struct rt2x00_dev *r rt2800_register_write(rt2x00dev, GPIO_CTRL, reg); /* diff --git a/package/kernel/mac80211/patches/615-rt2x00-fix_20mhz_clk.patch b/package/kernel/mac80211/patches/615-rt2x00-fix_20mhz_clk.patch index 48093516d5..1110394e8c 100644 --- a/package/kernel/mac80211/patches/615-rt2x00-fix_20mhz_clk.patch +++ b/package/kernel/mac80211/patches/615-rt2x00-fix_20mhz_clk.patch @@ -8,7 +8,7 @@ #include "rt2x00.h" #include "rt2800lib.h" -@@ -7789,13 +7790,14 @@ static int rt2800_probe_rt(struct rt2x00 +@@ -7796,13 +7797,14 @@ static int rt2800_probe_rt(struct rt2x00 int rt2800_probe_clk(struct rt2x00_dev *rt2x00dev) { diff --git a/package/kernel/mac80211/patches/616-rt2x00-support-rt5350.patch b/package/kernel/mac80211/patches/616-rt2x00-support-rt5350.patch index 0ee98df5db..223d46a8e3 100644 --- a/package/kernel/mac80211/patches/616-rt2x00-support-rt5350.patch +++ b/package/kernel/mac80211/patches/616-rt2x00-support-rt5350.patch @@ -52,7 +52,7 @@ rt2800_bbp_read(rt2x00dev, 49, &bbp); rt2x00_set_field8(&bbp, BBP49_UPDATE_FLAG, 0); rt2800_bbp_write(rt2x00dev, 49, bbp); -@@ -4259,6 +4271,7 @@ void rt2800_vco_calibration(struct rt2x0 +@@ -4266,6 +4278,7 @@ void rt2800_vco_calibration(struct rt2x0 break; case RF3053: case RF3290: @@ -60,7 +60,7 @@ case RF5360: case RF5370: case RF5372: -@@ -4630,6 +4643,8 @@ static int rt2800_init_registers(struct +@@ -4637,6 +4650,8 @@ static int rt2800_init_registers(struct rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); @@ -69,7 +69,7 @@ } else { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000); rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606); -@@ -5271,9 +5286,13 @@ static void rt2800_init_bbp_3352(struct +@@ -5278,9 +5293,13 @@ static void rt2800_init_bbp_3352(struct rt2800_bbp_write(rt2x00dev, 82, 0x62); @@ -86,7 +86,7 @@ rt2800_bbp_write(rt2x00dev, 86, 0x38); -@@ -5287,9 +5306,13 @@ static void rt2800_init_bbp_3352(struct +@@ -5294,9 +5313,13 @@ static void rt2800_init_bbp_3352(struct rt2800_bbp_write(rt2x00dev, 104, 0x92); @@ -103,7 +103,7 @@ rt2800_bbp_write(rt2x00dev, 120, 0x50); -@@ -5314,6 +5337,13 @@ static void rt2800_init_bbp_3352(struct +@@ -5321,6 +5344,13 @@ static void rt2800_init_bbp_3352(struct rt2800_bbp_write(rt2x00dev, 143, 0xa2); rt2800_bbp_write(rt2x00dev, 148, 0xc8); @@ -117,7 +117,7 @@ } static void rt2800_init_bbp_3390(struct rt2x00_dev *rt2x00dev) -@@ -5614,6 +5644,7 @@ static void rt2800_init_bbp(struct rt2x0 +@@ -5621,6 +5651,7 @@ static void rt2800_init_bbp(struct rt2x0 rt2800_init_bbp_3290(rt2x00dev); break; case RT3352: @@ -125,7 +125,7 @@ rt2800_init_bbp_3352(rt2x00dev); break; case RT3390: -@@ -6424,6 +6455,76 @@ static void rt2800_init_rfcsr_3593(struc +@@ -6431,6 +6462,76 @@ static void rt2800_init_rfcsr_3593(struc /* TODO: enable stream mode support */ } @@ -202,7 +202,7 @@ static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev) { rt2800_rf_init_calibration(rt2x00dev, 2); -@@ -6655,6 +6756,9 @@ static void rt2800_init_rfcsr(struct rt2 +@@ -6662,6 +6763,9 @@ static void rt2800_init_rfcsr(struct rt2 case RT3593: rt2800_init_rfcsr_3593(rt2x00dev); break; @@ -212,7 +212,7 @@ case RT5390: rt2800_init_rfcsr_5390(rt2x00dev); break; -@@ -6894,6 +6998,12 @@ static int rt2800_validate_eeprom(struct +@@ -6901,6 +7005,12 @@ static int rt2800_validate_eeprom(struct rt2x00_set_field16(&word, EEPROM_NIC_CONF0_RF_TYPE, RF2820); rt2800_eeprom_write(rt2x00dev, EEPROM_NIC_CONF0, word); rt2x00_eeprom_dbg(rt2x00dev, "Antenna: 0x%04x\n", word); @@ -225,7 +225,7 @@ } else if (rt2x00_rt(rt2x00dev, RT2860) || rt2x00_rt(rt2x00dev, RT2872)) { /* -@@ -7027,6 +7137,8 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7034,6 +7144,8 @@ static int rt2800_init_eeprom(struct rt2 rt2x00_rt(rt2x00dev, RT5390) || rt2x00_rt(rt2x00dev, RT5392)) rt2800_eeprom_read(rt2x00dev, EEPROM_CHIP_ID, &rf); @@ -234,7 +234,7 @@ else rf = rt2x00_get_field16(eeprom, EEPROM_NIC_CONF0_RF_TYPE); -@@ -7044,6 +7156,7 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7051,6 +7163,7 @@ static int rt2800_init_eeprom(struct rt2 case RF3290: case RF3320: case RF3322: @@ -242,7 +242,7 @@ case RF5360: case RF5370: case RF5372: -@@ -7610,7 +7723,8 @@ static int rt2800_probe_hw_mode(struct r +@@ -7617,7 +7730,8 @@ static int rt2800_probe_hw_mode(struct r rt2x00_rf(rt2x00dev, RF5392)) { spec->num_channels = 14; spec->channels = rf_vals_3x; @@ -252,7 +252,7 @@ spec->num_channels = 14; if (spec->clk_is_20mhz) spec->channels = rf_vals_xtal20mhz_3x; -@@ -7735,6 +7849,7 @@ static int rt2800_probe_hw_mode(struct r +@@ -7742,6 +7856,7 @@ static int rt2800_probe_hw_mode(struct r case RF3052: case RF3053: case RF3290: @@ -260,7 +260,7 @@ case RF5360: case RF5370: case RF5372: -@@ -7773,6 +7888,7 @@ static int rt2800_probe_rt(struct rt2x00 +@@ -7780,6 +7895,7 @@ static int rt2800_probe_rt(struct rt2x00 case RT3390: case RT3572: case RT3593: diff --git a/package/kernel/mac80211/patches/619-rt2x00-change-led-polarity-from-OF.patch b/package/kernel/mac80211/patches/619-rt2x00-change-led-polarity-from-OF.patch index 0787cc352f..05d5f119a8 100644 --- a/package/kernel/mac80211/patches/619-rt2x00-change-led-polarity-from-OF.patch +++ b/package/kernel/mac80211/patches/619-rt2x00-change-led-polarity-from-OF.patch @@ -8,7 +8,7 @@ #include "rt2x00.h" #include "rt2800lib.h" -@@ -7245,6 +7246,17 @@ static int rt2800_init_eeprom(struct rt2 +@@ -7252,6 +7253,17 @@ static int rt2800_init_eeprom(struct rt2 rt2800_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC); rt2800_init_led(rt2x00dev, &rt2x00dev->led_qual, LED_TYPE_QUALITY); |