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ath9k: Remove a few unused variables

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axq_linkbuf, axq_aggr_depth, axq_lastdsWithCTS and
axq_gatingds are unused.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2009-11-16 11:40:51 +05:30 committed by John W. Linville
parent c6089ccc22
commit 7c82a186b4
2 changed files with 0 additions and 23 deletions
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10
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -198,18 +198,8 @@ struct ath_txq {
struct list_head axq_q;
spinlock_t axq_lock;
u32 axq_depth;
u8 axq_aggr_depth;
bool stopped;
bool axq_tx_inprogress;
struct ath_buf *axq_linkbuf;
/* first desc of the last descriptor that contains CTS */
struct ath_desc *axq_lastdsWithCTS;
/* final desc of the gating desc that determines whether
lastdsWithCTS has been DMA'ed or not */
struct ath_desc *axq_gatingds;
struct list_head axq_acq;
};

13
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -699,7 +699,6 @@ static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq,
/* anchor last desc of aggregate */
ath9k_hw_set11n_aggr_last(sc->sc_ah, bf->bf_lastbf->bf_desc);
txq->axq_aggr_depth++;
ath_tx_txqaddbuf(sc, txq, &bf_q);
TX_STAT_INC(txq->axq_qnum, a_aggr);
@ -875,8 +874,6 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
INIT_LIST_HEAD(&txq->axq_acq);
spin_lock_init(&txq->axq_lock);
txq->axq_depth = 0;
txq->axq_aggr_depth = 0;
txq->axq_linkbuf = NULL;
txq->axq_tx_inprogress = false;
sc->tx.txqsetup |= 1<<qnum;
}
@ -1011,7 +1008,6 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx)
if (list_empty(&txq->axq_q)) {
txq->axq_link = NULL;
txq->axq_linkbuf = NULL;
spin_unlock_bh(&txq->axq_lock);
break;
}
@ -1196,7 +1192,6 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
list_splice_tail_init(head, &txq->axq_q);
txq->axq_depth++;
txq->axq_linkbuf = list_entry(txq->axq_q.prev, struct ath_buf, list);
ath_print(common, ATH_DBG_QUEUE,
"qnum: %d, txq depth: %d\n", txq->axq_qnum, txq->axq_depth);
@ -1965,7 +1960,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
spin_lock_bh(&txq->axq_lock);
if (list_empty(&txq->axq_q)) {
txq->axq_link = NULL;
txq->axq_linkbuf = NULL;
spin_unlock_bh(&txq->axq_lock);
break;
}
@ -1999,10 +1993,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
spin_unlock_bh(&txq->axq_lock);
break;
}
if (bf->bf_desc == txq->axq_lastdsWithCTS)
txq->axq_lastdsWithCTS = NULL;
if (ds == txq->axq_gatingds)
txq->axq_gatingds = NULL;
/*
* Remove ath_buf's of the same transmit unit from txq,
@ -2016,9 +2006,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
&txq->axq_q, lastbf->list.prev);
txq->axq_depth--;
if (bf_isaggr(bf))
txq->axq_aggr_depth--;
txok = (ds->ds_txstat.ts_status == 0);
txq->axq_tx_inprogress = false;
spin_unlock_bh(&txq->axq_lock);