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authorFelix Fietkau <nbd@openwrt.org>2010-06-12 00:33:49 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-06-14 15:39:30 -0400
commit293f2ba897183872c182a4a3cf1996a1f547d7ee (patch)
treec5b52863e47127c79a8fa1ef69462f1db5277f2d
parent1cc5c4b56ef684b89afa577f70675d9dd025fb0c (diff)
ath9k: fix mac80211 queue lookup for waking up queues
ath_get_mac80211_qnum() expects the queue 'subtype' (internal ID for the WMM AC) as argument when looking up the mac80211 queue, however ath_wake_mac80211_queue provides txq->axq_qnum instead, which contains the hardware queue number. Fix this by keeping track of the WMM class ID in the txq data structure. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Cc: stable@kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/ath9k.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index c00946ddd97..c5c662957b0 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -194,6 +194,7 @@ enum ATH_AGGR_STATUS {
#define ATH_TXFIFO_DEPTH 8
struct ath_txq {
+ int axq_class;
u32 axq_qnum;
u32 *axq_link;
struct list_head axq_q;
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 7547c8f9a58..ec124fbe817 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -941,6 +941,7 @@ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype)
if (!ATH_TXQ_SETUP(sc, qnum)) {
struct ath_txq *txq = &sc->tx.txq[qnum];
+ txq->axq_class = subtype;
txq->axq_qnum = qnum;
txq->axq_link = NULL;
INIT_LIST_HEAD(&txq->axq_q);
@@ -2047,7 +2048,7 @@ static void ath_wake_mac80211_queue(struct ath_softc *sc, struct ath_txq *txq)
spin_lock_bh(&txq->axq_lock);
if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
- qnum = ath_get_mac80211_qnum(txq->axq_qnum, sc);
+ qnum = ath_get_mac80211_qnum(txq->axq_class, sc);
if (qnum != -1) {
ath_mac80211_start_queue(sc, qnum);
txq->stopped = 0;