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ath9k: remove ATH_TX_XRETRY and BUF_XRETRY flags

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2011-09-14 21:24:16 +02:00 committed by John W. Linville
parent 3483288caf
commit 55797b1ae5
4 changed files with 13 additions and 29 deletions
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6
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -87,17 +87,14 @@ struct ath_config {
* @BUF_AMPDU: This buffer is an ampdu, as part of an aggregate (during TX)
* @BUF_AGGR: Indicates whether the buffer can be aggregated
* (used in aggregation scheduling)
* @BUF_XRETRY: To denote excessive retries of the buffer
*/
enum buffer_type {
BUF_AMPDU = BIT(0),
BUF_AGGR = BIT(1),
BUF_XRETRY = BIT(2),
};
#define bf_isampdu(bf) (bf->bf_state.bf_type & BUF_AMPDU)
#define bf_isaggr(bf) (bf->bf_state.bf_type & BUF_AGGR)
#define bf_isxretried(bf) (bf->bf_state.bf_type & BUF_XRETRY)
#define ATH_TXSTATUS_RING_SIZE 64
@ -277,8 +274,7 @@ struct ath_tx_control {
};
#define ATH_TX_ERROR 0x01
#define ATH_TX_XRETRY 0x02
#define ATH_TX_BAR 0x04
#define ATH_TX_BAR 0x02
/**
* @txq_map: Index is mac80211 queue number. This is

7
drivers/net/wireless/ath/ath9k/debug.c
View File

@ -826,7 +826,8 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf,
}
void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, struct ath_txq *txq)
struct ath_tx_status *ts, struct ath_txq *txq,
unsigned int flags)
{
#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\
[sc->debug.tsidx].c)
@ -836,12 +837,12 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
if (bf_isampdu(bf)) {
if (bf_isxretried(bf))
if (flags & ATH_TX_BAR)
TX_STAT_INC(qnum, a_xretries);
else
TX_STAT_INC(qnum, a_completed);
} else {
if (bf_isxretried(bf))
if (ts->ts_status & ATH9K_TXERR_XRETRY)
TX_STAT_INC(qnum, xretries);
else
TX_STAT_INC(qnum, completed);

6
drivers/net/wireless/ath/ath9k/debug.h
View File

@ -230,7 +230,8 @@ int ath9k_init_debug(struct ath_hw *ah);
void ath9k_debug_samp_bb_mac(struct ath_softc *sc);
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_status *ts, struct ath_txq *txq);
struct ath_tx_status *ts, struct ath_txq *txq,
unsigned int flags);
void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs);
#else
@ -252,7 +253,8 @@ static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
static inline void ath_debug_stat_tx(struct ath_softc *sc,
struct ath_buf *bf,
struct ath_tx_status *ts,
struct ath_txq *txq)
struct ath_txq *txq,
unsigned int flags)
{
}

23
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -390,7 +390,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
while (bf) {
bf_next = bf->bf_next;
bf->bf_state.bf_type |= BUF_XRETRY;
if (!bf->bf_stale || bf_next != NULL)
list_move_tail(&bf->list, &bf_head);
@ -470,7 +469,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
clear_filter = true;
txpending = 1;
} else {
bf->bf_state.bf_type |= BUF_XRETRY;
txfail = 1;
sendbar = 1;
txfail_cnt++;
@ -523,13 +521,11 @@ 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);
bf->bf_state.bf_type |=
BUF_XRETRY;
ath_tx_rc_status(sc, bf, ts, nframes,
nbad, 0, false);
ath_tx_complete_buf(sc, bf, txq,
&bf_head,
ts, 0, 0);
ts, 0, 1);
break;
}
@ -1953,10 +1949,9 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
if (tx_flags & ATH_TX_BAR)
tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
if (!(tx_flags & (ATH_TX_ERROR | ATH_TX_XRETRY))) {
if (!(tx_flags & ATH_TX_ERROR))
/* Frame was ACKed */
tx_info->flags |= IEEE80211_TX_STAT_ACK;
}
padpos = ath9k_cmn_padpos(hdr->frame_control);
padsize = padpos & 3;
@ -2006,13 +2001,9 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
if (sendbar)
tx_flags = ATH_TX_BAR;
if (!txok) {
if (!txok)
tx_flags |= ATH_TX_ERROR;
if (bf_isxretried(bf))
tx_flags |= ATH_TX_XRETRY;
}
dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);
bf->bf_buf_addr = 0;
@ -2024,7 +2015,7 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
else
complete(&sc->paprd_complete);
} else {
ath_debug_stat_tx(sc, bf, ts, txq);
ath_debug_stat_tx(sc, bf, ts, txq, tx_flags);
ath_tx_complete(sc, skb, tx_flags, txq);
}
/* At this point, skb (bf->bf_mpdu) is consumed...make sure we don't
@ -2115,12 +2106,6 @@ static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq,
spin_unlock_bh(&txq->axq_lock);
if (!bf_isampdu(bf)) {
/*
* This frame is sent out as a single frame.
* Use hardware retry status for this frame.
*/
if (ts->ts_status & ATH9K_TXERR_XRETRY)
bf->bf_state.bf_type |= BUF_XRETRY;
ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok, true);
ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok, 0);
} else