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Dump the entire TXQ descriptor contents during a reset, rather than only

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completed descriptors.
This commit is contained in:
Adrian Chadd 2013-04-26 21:51:17 +00:00
parent 34d0fed913
commit ed261a611b
1 changed files with 29 additions and 0 deletions
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29
sys/dev/ath/if_ath.c
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@ -4500,6 +4500,30 @@ ath_stoptxdma(struct ath_softc *sc)
return 1;
}
static void
ath_tx_dump(struct ath_softc *sc, struct ath_txq *txq)
{
struct ath_hal *ah = sc->sc_ah;
struct ath_buf *bf;
int i = 0;
if (! (sc->sc_debug & ATH_DEBUG_RESET))
return;
ATH_TX_LOCK_ASSERT(sc);
device_printf(sc->sc_dev, "%s: Q%d: begin\n",
__func__, txq->axq_qnum);
TAILQ_FOREACH(bf, &txq->axq_q, bf_list) {
ath_printtxbuf(sc, bf, txq->axq_qnum, i,
ath_hal_txprocdesc(ah, bf->bf_lastds,
&bf->bf_status.ds_txstat) == HAL_OK);
i++;
}
device_printf(sc->sc_dev, "%s: Q%d: end\n",
__func__, txq->axq_qnum);
}
/*
* Drain the transmit queues and reclaim resources.
*/
@ -4514,12 +4538,17 @@ ath_legacy_tx_drain(struct ath_softc *sc, ATH_RESET_TYPE reset_type)
(void) ath_stoptxdma(sc);
/*
* Dump the queue contents
*/
for (i = 0; i < HAL_NUM_TX_QUEUES; i++) {
/*
* XXX TODO: should we just handle the completed TX frames
* here, whether or not the reset is a full one or not?
*/
if (ATH_TXQ_SETUP(sc, i)) {
if (sc->sc_debug & ATH_DEBUG_RESET)
ath_tx_dump(sc, &sc->sc_txq[i]);
if (reset_type == ATH_RESET_NOLOSS)
ath_tx_processq(sc, &sc->sc_txq[i], 0);
else