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Migrate the multicast queue assembly code to not use the axq_link pointer

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and instead use the HAL method to set the link pointer.

Tested:

* AR9280, hostap mode, CABQ frames being queued and transmitted
This commit is contained in:
Adrian Chadd 2013-03-26 04:47:40 +00:00
parent 31932fae1e
commit 0891354cd2
1 changed files with 7 additions and 5 deletions
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12
sys/dev/ath/if_ath_tx.c
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@ -704,18 +704,20 @@ ath_tx_handoff_mcast(struct ath_softc *sc, struct ath_txq *txq,
("%s: busy status 0x%x", __func__, bf->bf_flags));
ATH_TXQ_LOCK(txq);
if (txq->axq_link != NULL) {
struct ath_buf *last = ATH_TXQ_LAST(txq, axq_q_s);
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;
/* mark previous frame */
wh = mtod(last->bf_m, struct ieee80211_frame *);
wh = mtod(bf_last->bf_m, struct ieee80211_frame *);
wh->i_fc[1] |= IEEE80211_FC1_MORE_DATA;
bus_dmamap_sync(sc->sc_dmat, last->bf_dmamap,
bus_dmamap_sync(sc->sc_dmat, bf_last->bf_dmamap,
BUS_DMASYNC_PREWRITE);
/* link descriptor */
*txq->axq_link = bf->bf_daddr;
ath_hal_settxdesclink(sc->sc_ah,
bf_last->bf_lastds,
bf->bf_daddr);
}
ATH_TXQ_INSERT_TAIL(txq, bf, bf_list);
ath_hal_gettxdesclinkptr(sc->sc_ah, bf->bf_lastds, &txq->axq_link);