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authorFelix Fietkau <nbd@openwrt.org>2013-03-15 15:22:06 +0000
committerFelix Fietkau <nbd@openwrt.org>2013-03-15 15:22:06 +0000
commit3fa31714b95c1b8ba7019647a874e2800819b6ae (patch)
tree9e70bcec654f061d5ee14420bde367f1008d3064 /package/mac80211/patches
parent07532dca7f40b2e81df67eadb84f9f18c8be1ef1 (diff)
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ath9k: add a fix to reduce the number of spurious tx hang detections
SVN-Revision: 36040
Diffstat (limited to 'package/mac80211/patches')
-rw-r--r--package/mac80211/patches/300-pending_work.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index e711ccf0b5..3d4e85ddd7 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -859,3 +859,40 @@
/* Test value. if 0 then attenuation is unused. Don't load anything. */
for (i = 0; i < 3; i++) {
if (ah->txchainmask & BIT(i)) {
+--- a/drivers/net/wireless/ath/ath9k/link.c
++++ b/drivers/net/wireless/ath/ath9k/link.c
+@@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct wo
+ int i;
+ bool needreset = false;
+
+- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+- if (ATH_TXQ_SETUP(sc, i)) {
+- txq = &sc->tx.txq[i];
+- ath_txq_lock(sc, txq);
+- if (txq->axq_depth) {
+- if (txq->axq_tx_inprogress) {
+- needreset = true;
+- ath_txq_unlock(sc, txq);
+- break;
+- } else {
+- txq->axq_tx_inprogress = true;
+- }
++ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
++ txq = sc->tx.txq_map[i];
++
++ ath_txq_lock(sc, txq);
++ if (txq->axq_depth) {
++ if (txq->axq_tx_inprogress) {
++ needreset = true;
++ ath_txq_unlock(sc, txq);
++ break;
++ } else {
++ txq->axq_tx_inprogress = true;
+ }
+- ath_txq_unlock_complete(sc, txq);
+ }
++ ath_txq_unlock_complete(sc, txq);
++ }
+
+ if (needreset) {
+ ath_dbg(ath9k_hw_common(sc->sc_ah), RESET,