From 791c103df72a002188129fea16c4ac45b5cb5857 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 3 Jun 2013 14:15:57 +0000 Subject: [PATCH] ath9k: prevent excessive buffered multicast traffic from drowning out regular traffic Signed-off-by: Felix Fietkau SVN-Revision: 36825 --- .../mac80211/patches/300-pending_work.patch | 65 ++++++++++++++----- .../patches/512-ath9k_channelbw_debugfs.patch | 4 +- .../patches/530-ath9k_extra_leds.patch | 6 +- 3 files changed, 52 insertions(+), 23 deletions(-) diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 10da08954f..93a1271b81 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -52,7 +52,15 @@ /********/ /* VIFs */ -@@ -658,11 +661,10 @@ enum sc_op_flags { +@@ -410,6 +413,7 @@ struct ath_beacon { + struct ath_descdma bdma; + struct ath_txq *cabq; + struct list_head bbuf; ++ int cabq_dur; + + bool tx_processed; + bool tx_last; +@@ -658,11 +662,10 @@ enum sc_op_flags { struct ath_rate_table; struct ath9k_vif_iter_data { @@ -4407,7 +4415,7 @@ info.type = get_hw_packet_type(skb); if (bf->bf_next) -@@ -1142,6 +1146,18 @@ static void ath_tx_fill_desc(struct ath_ +@@ -1142,6 +1146,21 @@ static void ath_tx_fill_desc(struct ath_ else info.link = 0; @@ -4421,12 +4429,15 @@ + info.flags |= ATH9K_TXDESC_LDPC; + + ath_buf_set_rate(sc, bf, &info, len); ++ ++ if (txq == sc->beacon.cabq) ++ sc->beacon.cabq_dur += info.rates[0].PktDuration; + } + info.buf_addr[0] = bf->bf_buf_addr; info.buf_len[0] = skb->len; info.pkt_len = fi->framelen; -@@ -1151,7 +1167,7 @@ static void ath_tx_fill_desc(struct ath_ +@@ -1151,7 +1170,7 @@ static void ath_tx_fill_desc(struct ath_ if (aggr) { if (bf == bf_first) info.aggr = AGGR_BUF_FIRST; @@ -4435,7 +4446,7 @@ info.aggr = AGGR_BUF_LAST; else info.aggr = AGGR_BUF_MIDDLE; -@@ -1160,6 +1176,9 @@ static void ath_tx_fill_desc(struct ath_ +@@ -1160,6 +1179,9 @@ static void ath_tx_fill_desc(struct ath_ info.aggr_len = len; } @@ -4445,7 +4456,7 @@ ath9k_hw_set_txdesc(ah, bf->bf_desc, &info); bf = bf->bf_next; } -@@ -1224,9 +1243,6 @@ int ath_tx_aggr_start(struct ath_softc * +@@ -1224,9 +1246,6 @@ int ath_tx_aggr_start(struct ath_softc * an = (struct ath_node *)sta->drv_priv; txtid = ATH_AN_2_TID(an, tid); @@ -4455,7 +4466,7 @@ /* update ampdu factor/density, they may have changed. This may happen * in HT IBSS when a beacon with HT-info is received after the station * has already been added. -@@ -1238,7 +1254,7 @@ int ath_tx_aggr_start(struct ath_softc * +@@ -1238,7 +1257,7 @@ int ath_tx_aggr_start(struct ath_softc * an->mpdudensity = density; } @@ -4464,7 +4475,7 @@ txtid->paused = true; *ssn = txtid->seq_start = txtid->seq_next; txtid->bar_index = -1; -@@ -1255,28 +1271,9 @@ void ath_tx_aggr_stop(struct ath_softc * +@@ -1255,28 +1274,9 @@ void ath_tx_aggr_stop(struct ath_softc * struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid); struct ath_txq *txq = txtid->ac->txq; @@ -4494,7 +4505,7 @@ ath_tx_flush_tid(sc, txtid); ath_txq_unlock_complete(sc, txq); } -@@ -1342,18 +1339,92 @@ void ath_tx_aggr_wakeup(struct ath_softc +@@ -1342,18 +1342,92 @@ void ath_tx_aggr_wakeup(struct ath_softc } } @@ -4594,7 +4605,7 @@ } /********************/ -@@ -1709,8 +1780,9 @@ static void ath_tx_txqaddbuf(struct ath_ +@@ -1709,8 +1783,9 @@ static void ath_tx_txqaddbuf(struct ath_ } } @@ -4606,7 +4617,7 @@ { struct ath_frame_info *fi = get_frame_info(skb); struct list_head bf_head; -@@ -1723,26 +1795,28 @@ static void ath_tx_send_ampdu(struct ath +@@ -1723,26 +1798,28 @@ static void ath_tx_send_ampdu(struct ath * - seqno is not within block-ack window * - h/w queue depth exceeds low water mark */ @@ -4641,7 +4652,7 @@ bf->bf_state.bf_type = BUF_AMPDU; INIT_LIST_HEAD(&bf_head); list_add(&bf->list, &bf_head); -@@ -1751,10 +1825,10 @@ static void ath_tx_send_ampdu(struct ath +@@ -1751,10 +1828,10 @@ static void ath_tx_send_ampdu(struct ath ath_tx_addto_baw(sc, tid, bf->bf_state.seqno); /* Queue to h/w without aggregation */ @@ -4655,7 +4666,7 @@ } static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq, -@@ -1892,49 +1966,6 @@ static struct ath_buf *ath_tx_setup_buff +@@ -1892,49 +1969,6 @@ static struct ath_buf *ath_tx_setup_buff return bf; } @@ -4705,7 +4716,7 @@ /* Upon failure caller should free skb */ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_tx_control *txctl) -@@ -1945,8 +1976,11 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -1945,8 +1979,11 @@ int ath_tx_start(struct ieee80211_hw *hw struct ieee80211_vif *vif = info->control.vif; struct ath_softc *sc = hw->priv; struct ath_txq *txq = txctl->txq; @@ -4717,7 +4728,7 @@ int q; /* NOTE: sta can be NULL according to net/mac80211.h */ -@@ -2002,8 +2036,47 @@ int ath_tx_start(struct ieee80211_hw *hw +@@ -2002,8 +2039,47 @@ int ath_tx_start(struct ieee80211_hw *hw txq->stopped = true; } @@ -4766,7 +4777,7 @@ ath_txq_unlock(sc, txq); return 0; -@@ -2054,7 +2127,12 @@ static void ath_tx_complete(struct ath_s +@@ -2054,7 +2130,12 @@ static void ath_tx_complete(struct ath_s } spin_unlock_irqrestore(&sc->sc_pm_lock, flags); @@ -4779,7 +4790,7 @@ if (txq == sc->tx.txq_map[q]) { if (WARN_ON(--txq->pending_frames < 0)) txq->pending_frames = 0; -@@ -2065,8 +2143,6 @@ static void ath_tx_complete(struct ath_s +@@ -2065,8 +2146,6 @@ static void ath_tx_complete(struct ath_s txq->stopped = false; } } @@ -4788,7 +4799,7 @@ } static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, -@@ -2408,12 +2484,10 @@ void ath_tx_node_init(struct ath_softc * +@@ -2408,12 +2487,10 @@ void ath_tx_node_init(struct ath_softc * tid->baw_head = tid->baw_tail = 0; tid->sched = false; tid->paused = false; @@ -4802,7 +4813,7 @@ } for (acno = 0, ac = &an->ac[acno]; -@@ -2450,9 +2524,9 @@ void ath_tx_node_cleanup(struct ath_soft +@@ -2450,9 +2527,9 @@ void ath_tx_node_cleanup(struct ath_soft } ath_tid_drain(sc, txq, tid); @@ -4970,3 +4981,21 @@ } /* +--- a/drivers/net/wireless/ath/ath9k/beacon.c ++++ b/drivers/net/wireless/ath/ath9k/beacon.c +@@ -204,9 +204,15 @@ static struct ath_buf *ath9k_beacon_gene + } + + ath9k_beacon_setup(sc, vif, bf, info->control.rates[0].idx); ++ sc->beacon.cabq_dur = 0; + + while (skb) { + ath9k_tx_cabq(hw, skb); ++ ++ if (sc->beacon.cabq_dur / 1000 - 1 > ++ sc->cur_beacon_conf.beacon_interval / ATH_BCBUF) ++ break; ++ + skb = ieee80211_get_buffered_bc(hw, vif); + } + diff --git a/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch b/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch index 9edc4074f7..af5723a8b4 100644 --- a/package/mac80211/patches/512-ath9k_channelbw_debugfs.patch +++ b/package/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 -@@ -693,6 +693,7 @@ struct ath_softc { +@@ -694,6 +694,7 @@ 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]; -@@ -897,6 +898,7 @@ struct fft_sample_ht20 { +@@ -898,6 +899,7 @@ struct fft_sample_ht20 { u8 data[SPECTRAL_HT20_NUM_BINS]; } __packed; diff --git a/package/mac80211/patches/530-ath9k_extra_leds.patch b/package/mac80211/patches/530-ath9k_extra_leds.patch index af3759bbd8..36b0cf6557 100644 --- a/package/mac80211/patches/530-ath9k_extra_leds.patch +++ b/package/mac80211/patches/530-ath9k_extra_leds.patch @@ -1,6 +1,6 @@ --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h -@@ -555,6 +555,9 @@ struct ath9k_wow_pattern { +@@ -556,6 +556,9 @@ struct ath9k_wow_pattern { void ath_init_leds(struct ath_softc *sc); void ath_deinit_leds(struct ath_softc *sc); void ath_fill_led_pin(struct ath_softc *sc); @@ -10,7 +10,7 @@ #else static inline void ath_init_leds(struct ath_softc *sc) { -@@ -689,6 +692,13 @@ enum spectral_mode { +@@ -690,6 +693,13 @@ enum spectral_mode { SPECTRAL_CHANSCAN, }; @@ -24,7 +24,7 @@ struct ath_softc { struct ieee80211_hw *hw; struct device *dev; -@@ -730,9 +740,8 @@ struct ath_softc { +@@ -731,9 +741,8 @@ struct ath_softc { struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; #ifdef CONFIG_MAC80211_LEDS -- 2.25.1