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yaml
---
r: 266080
b: refs/heads/master
c: 3afd21e
h: refs/heads/master
v: v3
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Felix Fietkau authored and John W. Linville committed Sep 16, 2011
1 parent b712b77 commit 42eb10b
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Showing 2 changed files with 14 additions and 17 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: bdf2dbfb084f421dc6dc2f2234194ddb6ec2ea8d
refs/heads/master: 3afd21e7c5b3b6312193fbee628b000dce82ecf5
29 changes: 13 additions & 16 deletions trunk/drivers/net/wireless/ath/ath9k/xmit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
struct list_head *head, bool internal);
static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, int nframes, int nbad,
int txok, bool update_rc);
int txok);
static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
int seqno);
static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
Expand Down Expand Up @@ -392,7 +392,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
if (!bf->bf_stale || bf_next != NULL)
list_move_tail(&bf->list, &bf_head);

ath_tx_rc_status(sc, bf, ts, 1, 1, 0, false);
ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
0, 0);

Expand Down Expand Up @@ -494,10 +493,8 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,

if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) {
memcpy(tx_info->control.rates, rates, sizeof(rates));
ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok, true);
ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok);
rc_update = false;
} else {
ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok, false);
}

ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
Expand All @@ -519,8 +516,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
ath_tx_update_baw(sc, tid, seqno);
spin_unlock_bh(&txq->axq_lock);

ath_tx_rc_status(sc, bf, ts, nframes,
nbad, 0, false);
ath_tx_complete_buf(sc, bf, txq,
&bf_head,
ts, 0, 1);
Expand Down Expand Up @@ -1983,6 +1978,7 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, int txok, int sendbar)
{
struct sk_buff *skb = bf->bf_mpdu;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
unsigned long flags;
int tx_flags = 0;

Expand All @@ -1992,6 +1988,9 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
if (!txok)
tx_flags |= ATH_TX_ERROR;

if (ts->ts_status & ATH9K_TXERR_FILT)
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;

dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);
bf->bf_buf_addr = 0;

Expand Down Expand Up @@ -2021,7 +2020,7 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,

static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, int nframes, int nbad,
int txok, bool update_rc)
int txok)
{
struct sk_buff *skb = bf->bf_mpdu;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
Expand All @@ -2036,9 +2035,7 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
tx_rateindex = ts->ts_rateindex;
WARN_ON(tx_rateindex >= hw->max_rates);

if (ts->ts_status & ATH9K_TXERR_FILT)
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && update_rc) {
if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
tx_info->flags |= IEEE80211_TX_STAT_AMPDU;

BUG_ON(nbad > nframes);
Expand All @@ -2048,7 +2045,7 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
}

if ((ts->ts_status & ATH9K_TXERR_FILT) == 0 &&
(tx_info->flags & IEEE80211_TX_CTL_NO_ACK) == 0 && update_rc) {
(tx_info->flags & IEEE80211_TX_CTL_NO_ACK) == 0) {
/*
* If an underrun error is seen assume it as an excessive
* retry only if max frame trigger level has been reached
Expand All @@ -2061,9 +2058,9 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
* successfully by eventually preferring slower rates.
* This itself should also alleviate congestion on the bus.
*/
if (ieee80211_is_data(hdr->frame_control) &&
(ts->ts_flags & (ATH9K_TX_DATA_UNDERRUN |
ATH9K_TX_DELIM_UNDERRUN)) &&
if (unlikely(ts->ts_flags & (ATH9K_TX_DATA_UNDERRUN |
ATH9K_TX_DELIM_UNDERRUN)) &&
ieee80211_is_data(hdr->frame_control) &&
ah->tx_trig_level >= sc->sc_ah->config.max_txtrig_level)
tx_info->status.rates[tx_rateindex].count =
hw->max_rate_tries;
Expand Down Expand Up @@ -2094,7 +2091,7 @@ static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq,
spin_unlock_bh(&txq->axq_lock);

if (!bf_isampdu(bf)) {
ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok, true);
ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);
ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok, 0);
} else
ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok, true);
Expand Down

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