ath9k: add a patch that prevents excessive retry of single frames during an aggregation session
SVN-Revision: 33989
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47f3be57d0
commit
c63de0e888
5 changed files with 41 additions and 11 deletions
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@ -1,6 +1,6 @@
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--- a/net/mac80211/mesh_pathtbl.c
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+++ b/net/mac80211/mesh_pathtbl.c
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@@ -813,7 +813,6 @@ static void table_flush_by_iface(struct
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@@ -813,7 +813,6 @@ static void table_flush_by_iface(struct
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struct hlist_node *p;
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int i;
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@ -649,3 +649,33 @@
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return rdev->ops->deauth(&rdev->wiphy, dev, &req);
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}
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--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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@@ -386,7 +386,7 @@ static void ath_tx_complete_aggr(struct
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u16 seq_st = 0, acked_cnt = 0, txfail_cnt = 0, seq_first;
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u32 ba[WME_BA_BMP_SIZE >> 5];
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int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0;
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- bool rc_update = true;
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+ bool rc_update = true, isba;
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struct ieee80211_tx_rate rates[4];
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struct ath_frame_info *fi;
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int nframes;
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@@ -430,13 +430,17 @@ static void ath_tx_complete_aggr(struct
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tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
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tid = ATH_AN_2_TID(an, tidno);
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seq_first = tid->seq_start;
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+ isba = ts->ts_flags & ATH9K_TX_BA;
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/*
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* The hardware occasionally sends a tx status for the wrong TID.
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* In this case, the BA status cannot be considered valid and all
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* subframes need to be retransmitted
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+ *
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+ * Only BlockAcks have a TID and therefore normal Acks cannot be
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+ * checked
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*/
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- if (tidno != ts->tid)
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+ if (isba && tidno != ts->tid)
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txok = false;
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isaggr = bf_isaggr(bf);
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@ -27,7 +27,7 @@
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list_add_tail(&bf->list, &bf_head);
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ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
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ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0);
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@@ -785,10 +792,13 @@ static enum ATH_AGGR_STATUS ath_tx_form_
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@@ -789,10 +796,13 @@ static enum ATH_AGGR_STATUS ath_tx_form_
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fi = get_frame_info(skb);
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bf = fi->bf;
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if (!fi->bf)
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@ -43,7 +43,7 @@
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bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;
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seqno = bf->bf_state.seqno;
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@@ -1731,9 +1741,11 @@ static void ath_tx_send_ampdu(struct ath
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@@ -1735,9 +1745,11 @@ static void ath_tx_send_ampdu(struct ath
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return;
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}
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@ -57,7 +57,7 @@
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bf->bf_state.bf_type = BUF_AMPDU;
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INIT_LIST_HEAD(&bf_head);
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@@ -1757,11 +1769,6 @@ static void ath_tx_send_normal(struct at
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@@ -1761,11 +1773,6 @@ static void ath_tx_send_normal(struct at
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struct ath_buf *bf;
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bf = fi->bf;
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@ -69,7 +69,7 @@
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INIT_LIST_HEAD(&bf_head);
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list_add_tail(&bf->list, &bf_head);
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@@ -1835,8 +1842,7 @@ u8 ath_txchainmask_reduction(struct ath_
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@@ -1839,8 +1846,7 @@ u8 ath_txchainmask_reduction(struct ath_
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static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
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struct ath_txq *txq,
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struct ath_atx_tid *tid,
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@ -79,7 +79,7 @@
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{
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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struct ath_frame_info *fi = get_frame_info(skb);
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@@ -1848,7 +1854,7 @@ static struct ath_buf *ath_tx_setup_buff
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@@ -1852,7 +1858,7 @@ static struct ath_buf *ath_tx_setup_buff
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bf = ath_tx_get_buffer(sc);
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if (!bf) {
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ath_dbg(common, XMIT, "TX buffers are full\n");
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@ -88,7 +88,7 @@
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}
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ATH_TXBUF_RESET(bf);
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@@ -1877,18 +1883,12 @@ static struct ath_buf *ath_tx_setup_buff
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@@ -1881,18 +1887,12 @@ static struct ath_buf *ath_tx_setup_buff
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ath_err(ath9k_hw_common(sc->sc_ah),
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"dma_mapping_error() on TX\n");
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ath_tx_return_buffer(sc, bf);
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@ -108,7 +108,7 @@
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}
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/* FIXME: tx power */
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@@ -1917,9 +1917,14 @@ static void ath_tx_start_dma(struct ath_
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@@ -1921,9 +1921,14 @@ static void ath_tx_start_dma(struct ath_
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*/
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ath_tx_send_ampdu(sc, tid, skb, txctl);
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} else {
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@ -8,7 +8,7 @@
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list_del(&bf->list);
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spin_unlock_bh(&sc->tx.txbuflock);
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@@ -1774,6 +1775,7 @@ static void ath_tx_send_normal(struct at
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@@ -1778,6 +1779,7 @@ static void ath_tx_send_normal(struct at
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list_add_tail(&bf->list, &bf_head);
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bf->bf_state.bf_type = 0;
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@ -12,7 +12,7 @@
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -2395,17 +2395,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw
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@@ -2413,17 +2413,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw
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}
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eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE);
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@ -48,7 +48,7 @@
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chip_chainmask = 1;
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--- a/drivers/net/wireless/ath/ath9k/hw.h
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+++ b/drivers/net/wireless/ath/ath9k/hw.h
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@@ -918,6 +918,8 @@ struct ath_hw {
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@@ -927,6 +927,8 @@ struct ath_hw {
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bool is_clk_25mhz;
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int (*get_mac_revision)(void);
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int (*external_reset)(void);
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