if (npend)
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -143,6 +143,33 @@ bool ath9k_hw_updatetxtriglevel(struct a
+@@ -143,6 +143,34 @@ bool ath9k_hw_updatetxtriglevel(struct a
}
EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel);
+ REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF);
+
+ for (q = 0; q < AR_NUM_QCU; q++) {
-+ for (i = 1000; i > 0; i--) {
++ for (i = 0; i < 1000; i++) {
++ if (i)
++ udelay(5);
++
+ if (!ath9k_hw_numtxpending(ah, q))
+ break;
-+
-+ udelay(5);
+ }
+ }
+
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -2149,56 +2149,40 @@ static void ath9k_set_coverage_class(str
+@@ -2149,56 +2149,42 @@ static void ath9k_set_coverage_class(str
static void ath9k_flush(struct ieee80211_hw *hw, bool drop)
{
- }
+ if (drop)
+ timeout = 1;
++
++ for (j = 0; j < timeout; j++) {
++ int npend = 0;
++
++ if (j)
++ usleep_range(1000, 2000);
- if (drop || ath9k_has_pending_frames(sc, txq)) {
- ath_dbg(common, ATH_DBG_QUEUE, "Drop frames from hw queue:%d\n",
- ath9k_ps_restore(sc);
- if (npend)
- break;
-+ for (j = 0; j < timeout; j++) {
-+ int npend = 0;
+ for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
+ if (!ATH_TXQ_SETUP(sc, i))
+ continue;
+
+ if (!npend)
+ goto out;
-+
-+ usleep_range(1000, 2000);
}
- if (npend) {
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -170,84 +170,30 @@ void ath9k_hw_abort_tx_dma(struct ath_hw
+@@ -171,84 +171,31 @@ void ath9k_hw_abort_tx_dma(struct ath_hw
}
EXPORT_SYMBOL(ath9k_hw_abort_tx_dma);
REG_WRITE(ah, AR_Q_TXD, 1 << q);
for (wait = wait_time; wait != 0; wait--) {
- if (ath9k_hw_numtxpending(ah, q) == 0)
- break;
+- if (ath9k_hw_numtxpending(ah, q) == 0)
+- break;
- udelay(ATH9K_TIME_QUANTUM);
- }
-
+-
- if (ath9k_hw_numtxpending(ah, q)) {
- ath_dbg(common, ATH_DBG_QUEUE,
- "%s: Num of pending TX Frames %d on Q %d\n",
- "Failed to stop TX DMA in 100 msec after killing last frame\n");
- break;
- }
-- udelay(ATH9K_TIME_QUANTUM);
++ if (wait != wait_time)
+ udelay(ATH9K_TIME_QUANTUM);
- }
--
+
- REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_FORCE_CH_IDLE_HIGH);
-+ udelay(ATH9K_TIME_QUANTUM);
++ if (ath9k_hw_numtxpending(ah, q) == 0)
++ break;
}
REG_WRITE(ah, AR_Q_TXD, 0);
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
-@@ -76,6 +76,7 @@ bool ieee80211_set_channel_type(struct i
-
+@@ -77,6 +77,9 @@ bool ieee80211_set_channel_type(struct i
switch (tmp->vif.bss_conf.channel_type) {
case NL80211_CHAN_NO_HT:
-+ break;
case NL80211_CHAN_HT20:
++ if (superchan > tmp->vif.bss_conf.channel_type)
++ break;
++
superchan = tmp->vif.bss_conf.channel_type;
break;
+ case NL80211_CHAN_HT40PLUS: