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ath9k: Move TX completion routine to xmit.c

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Also, use a helper function to setup RC status data
when processing completed TX descriptors.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2008-11-18 09:09:30 +05:30 committed by John W. Linville
parent 2c5a744d43
commit c428839008
3 changed files with 55 additions and 64 deletions
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2
drivers/net/wireless/ath9k/core.h
View File

@ -453,8 +453,6 @@ void ath_tx_tasklet(struct ath_softc *sc);
u32 ath_txq_depth(struct ath_softc *sc, int qnum);
u32 ath_txq_aggr_depth(struct ath_softc *sc, int qnum);
void ath_notify_txq_status(struct ath_softc *sc, u16 queue_depth);
void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
struct ath_xmit_status *tx_status);
void ath_tx_cabq(struct ath_softc *sc, struct sk_buff *skb);
/**********************/

31
drivers/net/wireless/ath9k/main.c
View File

@ -341,37 +341,6 @@ void ath_get_beaconconfig(struct ath_softc *sc,
conf->bmiss_timeout = ATH_DEFAULT_BMISS_LIMIT * conf->listen_interval;
}
void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
struct ath_xmit_status *tx_status)
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
DPRINTF(sc, ATH_DBG_XMIT,
"%s: TX complete: skb: %p\n", __func__, skb);
if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
kfree(tx_info_priv);
tx_info->rate_driver_data[0] = NULL;
}
if (tx_status->flags & ATH_TX_BAR) {
tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
tx_status->flags &= ~ATH_TX_BAR;
}
if (!(tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY))) {
/* Frame was ACKed */
tx_info->flags |= IEEE80211_TX_STAT_ACK;
}
tx_info->status.rates[0].count = tx_status->retries + 1;
ieee80211_tx_status(hw, skb);
}
/********************************/
/* LED functions */
/********************************/

86
drivers/net/wireless/ath9k/xmit.c
View File

@ -102,6 +102,37 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
ath9k_hw_txstart(ah, txq->axq_qnum);
}
static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
struct ath_xmit_status *tx_status)
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
DPRINTF(sc, ATH_DBG_XMIT,
"%s: TX complete: skb: %p\n", __func__, skb);
if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
kfree(tx_info_priv);
tx_info->rate_driver_data[0] = NULL;
}
if (tx_status->flags & ATH_TX_BAR) {
tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
tx_status->flags &= ~ATH_TX_BAR;
}
if (!(tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY))) {
/* Frame was ACKed */
tx_info->flags |= IEEE80211_TX_STAT_ACK;
}
tx_info->status.rates[0].count = tx_status->retries + 1;
ieee80211_tx_status(hw, skb);
}
/* Check if it's okay to send out aggregates */
static int ath_aggr_query(struct ath_softc *sc, struct ath_node *an, u8 tidno)
@ -913,18 +944,35 @@ static void ath_tx_complete_aggr_rifs(struct ath_softc *sc,
return;
}
static void ath_tx_rc_status(struct ath_buf *bf, struct ath_desc *ds, int nbad)
{
struct sk_buff *skb = (struct sk_buff *)bf->bf_mpdu;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ath_tx_info_priv *tx_info_priv = ATH_TX_INFO_PRIV(tx_info);
if (ds->ds_txstat.ts_status & ATH9K_TXERR_FILT)
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
if ((ds->ds_txstat.ts_status & ATH9K_TXERR_FILT) == 0 &&
(bf->bf_flags & ATH9K_TXDESC_NOACK) == 0) {
if (bf_isdata(bf)) {
memcpy(&tx_info_priv->tx, &ds->ds_txstat,
sizeof(tx_info_priv->tx));
tx_info_priv->n_frames = bf->bf_nframes;
tx_info_priv->n_bad_frames = nbad;
}
}
}
/* Process completed xmit descriptors from the specified queue */
static int ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
{
struct ath_hal *ah = sc->sc_ah;
struct ath_buf *bf, *lastbf, *bf_held = NULL;
struct list_head bf_head;
struct ath_desc *ds, *tmp_ds;
struct sk_buff *skb;
struct ieee80211_tx_info *tx_info;
struct ath_tx_info_priv *tx_info_priv;
int nacked, txok, nbad = 0, isrifs = 0;
struct ath_desc *ds;
int txok, nbad = 0;
int status;
DPRINTF(sc, ATH_DBG_QUEUE,
@ -932,7 +980,6 @@ static int ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
txq->axq_qnum, ath9k_hw_gettxbuf(sc->sc_ah, txq->axq_qnum),
txq->axq_link);
nacked = 0;
for (;;) {
spin_lock_bh(&txq->axq_lock);
if (list_empty(&txq->axq_q)) {
@ -1022,30 +1069,8 @@ static int ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
} else {
nbad = ath_tx_num_badfrms(sc, bf, txok);
}
skb = bf->bf_mpdu;
tx_info = IEEE80211_SKB_CB(skb);
tx_info_priv =
(struct ath_tx_info_priv *)tx_info->rate_driver_data[0];
if (ds->ds_txstat.ts_status & ATH9K_TXERR_FILT)
tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
if ((ds->ds_txstat.ts_status & ATH9K_TXERR_FILT) == 0 &&
(bf->bf_flags & ATH9K_TXDESC_NOACK) == 0) {
if (ds->ds_txstat.ts_status == 0)
nacked++;
if (bf_isdata(bf)) {
if (isrifs)
tmp_ds = bf->bf_rifslast->bf_desc;
else
tmp_ds = ds;
memcpy(&tx_info_priv->tx,
&tmp_ds->ds_txstat,
sizeof(tx_info_priv->tx));
tx_info_priv->n_frames = bf->bf_nframes;
tx_info_priv->n_bad_frames = nbad;
}
}
ath_tx_rc_status(bf, ds, nbad);
/*
* Complete this transmit unit
@ -1076,7 +1101,6 @@ static int ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
ath_txq_schedule(sc, txq);
spin_unlock_bh(&txq->axq_lock);
}
return nacked;
}
static void ath_tx_stopdma(struct ath_softc *sc, struct ath_txq *txq)