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Convert the EDMA multicast queue code over to use the HAL method to set

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the descriptor link pointer, rather than directly.

This is needed on AR9380 and later (ie, EDMA) NICs so the multicast queue
has a chance in hell of being put together right.

Tested:

* AR9380, AR9580 in hostap mode, CABQ traffic (but with other patches..)
This commit is contained in:
Adrian Chadd 2013-03-26 04:48:58 +00:00
parent 0891354cd2
commit 9e7259a2a3
1 changed files with 5 additions and 3 deletions
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8
sys/dev/ath/if_ath_tx_edma.c
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@ -249,7 +249,7 @@ ath_edma_xmit_handoff_mcast(struct ath_softc *sc, struct ath_txq *txq,
struct ath_buf *bf)
{
ATH_TXQ_LOCK_ASSERT(txq);
ATH_TX_LOCK_ASSERT(sc);
KASSERT((bf->bf_flags & ATH_BUF_BUSY) == 0,
("%s: busy status 0x%x", __func__, bf->bf_flags));
@ -257,7 +257,7 @@ ath_edma_xmit_handoff_mcast(struct ath_softc *sc, struct ath_txq *txq,
/*
* XXX this is mostly duplicated in ath_tx_handoff_mcast().
*/
if (ATH_TXQ_FIRST(txq) != NULL) {
if (ATH_TXQ_LAST(txq, axq_q_s) != NULL) {
struct ath_buf *bf_last = ATH_TXQ_LAST(txq, axq_q_s);
struct ieee80211_frame *wh;
@ -270,7 +270,9 @@ ath_edma_xmit_handoff_mcast(struct ath_softc *sc, struct ath_txq *txq,
BUS_DMASYNC_PREWRITE);
/* link descriptor */
*txq->axq_link = bf->bf_daddr;
ath_hal_settxdesclink(sc->sc_ah,
bf_last->bf_lastds,
bf->bf_daddr);
}
#ifdef ATH_DEBUG_ALQ