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mac80211: add a few tx related fixes

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25054 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2011-01-20 23:35:26 +00:00
parent cf7cf41639
commit 44c11a9bf7
3 changed files with 222 additions and 0 deletions
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90
package/mac80211/patches/310-ath9k_pending_work.patch Normal file
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@@ -0,0 +1,90 @@
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1221,49 +1221,59 @@ void ath_tx_cleanupq(struct ath_softc *s
sc->tx.txqsetup &= ~(1<<txq->axq_qnum);
}
+/* For each axq_acq entry, for each tid, try to schedule packets
+ * for transmit until ampdu_depth has reached min Q depth.
+ */
void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
{
- struct ath_atx_ac *ac;
- struct ath_atx_tid *tid, *last;
+ struct ath_atx_ac *ac, *ac_tmp, *last_ac;
+ struct ath_atx_tid *tid, *last_tid;
if (list_empty(&txq->axq_acq) ||
txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
return;
ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
- last = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
- list_del(&ac->list);
- ac->sched = false;
+ last_ac = list_entry(txq->axq_acq.prev, struct ath_atx_ac, list);
- do {
- if (list_empty(&ac->tid_q))
- return;
-
- tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, list);
- list_del(&tid->list);
- tid->sched = false;
+ list_for_each_entry_safe(ac, ac_tmp, &txq->axq_acq, list) {
+ last_tid = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
+ list_del(&ac->list);
+ ac->sched = false;
+
+ while (!list_empty(&ac->tid_q)) {
+ tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
+ list);
+ list_del(&tid->list);
+ tid->sched = false;
- if (tid->paused)
- continue;
+ if (tid->paused)
+ continue;
- ath_tx_sched_aggr(sc, txq, tid);
+ ath_tx_sched_aggr(sc, txq, tid);
- /*
- * add tid to round-robin queue if more frames
- * are pending for the tid
- */
- if (!list_empty(&tid->buf_q))
- ath_tx_queue_tid(txq, tid);
+ /*
+ * add tid to round-robin queue if more frames
+ * are pending for the tid
+ */
+ if (!list_empty(&tid->buf_q))
+ ath_tx_queue_tid(txq, tid);
- if (tid == last || txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
- break;
- } while (!list_empty(&ac->tid_q));
+ if (tid == last_tid ||
+ txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+ break;
+ }
- if (!list_empty(&ac->tid_q)) {
- if (!ac->sched) {
- ac->sched = true;
- list_add_tail(&ac->list, &txq->axq_acq);
+ if (!list_empty(&ac->tid_q)) {
+ if (!ac->sched) {
+ ac->sched = true;
+ list_add_tail(&ac->list, &txq->axq_acq);
+ }
}
+
+ if (ac == last_ac ||
+ txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+ return;
}
}