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path: root/package/mac80211/patches/570-ath9k_config_qlen.patch
blob: fcdcec665c81e22e0161030a71176d5012105b5d (plain)
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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -297,6 +297,7 @@ struct ath_tx {
 	struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
 	struct ath_descdma txdma;
 	struct ath_txq *txq_map[WME_NUM_AC];
+	u32 txq_max_pending[WME_NUM_AC];
 };
 
 struct ath_rx_edma {
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -436,6 +436,7 @@ static int ath9k_init_queues(struct ath_
 	for (i = 0; i < WME_NUM_AC; i++) {
 		sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i);
 		sc->tx.txq_map[i]->mac80211_qnum = i;
+		sc->tx.txq_max_pending[i] = ATH_MAX_QDEPTH;
 	}
 	return 0;
 }
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1987,7 +1987,8 @@ int ath_tx_start(struct ieee80211_hw *hw
 
 	ath_txq_lock(sc, txq);
 	if (txq == sc->tx.txq_map[q] &&
-	    ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
+	    ++txq->pending_frames > sc->tx.txq_max_pending[q] &&
+	    !txq->stopped) {
 		ieee80211_stop_queue(sc->hw, q);
 		txq->stopped = true;
 	}
@@ -2046,7 +2047,8 @@ static void ath_tx_complete(struct ath_s
 		if (WARN_ON(--txq->pending_frames < 0))
 			txq->pending_frames = 0;
 
-		if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
+		if (txq->stopped &&
+		    txq->pending_frames < sc->tx.txq_max_pending[q]) {
 			ieee80211_wake_queue(sc->hw, q);
 			txq->stopped = false;
 		}
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1701,6 +1701,14 @@ int ath9k_init_debug(struct ath_hw *ah)
 			    &fops_interrupt);
 	debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
 			    &fops_xmit);
+	debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+			   &sc->tx.txq_max_pending[WME_AC_BK]);
+	debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+			   &sc->tx.txq_max_pending[WME_AC_BE]);
+	debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+			   &sc->tx.txq_max_pending[WME_AC_VI]);
+	debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+			   &sc->tx.txq_max_pending[WME_AC_VO]);
 	debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
 			    &fops_stations);
 	debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,