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ath9k: fix interrupt storms on AR913x

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 39062
This commit is contained in:
Felix Fietkau 2013-12-15 20:23:00 +00:00
parent e49d67f192
commit 4b03d33e31
1 changed files with 13 additions and 7 deletions
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20
package/kernel/mac80211/patches/300-pending_work.patch
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@ -11856,7 +11856,18 @@
ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR); ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR);
ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL); ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL);
} }
@@ -120,7 +139,12 @@ static bool ar9002_hw_get_isr(struct ath @@ -114,13 +133,23 @@ static bool ar9002_hw_get_isr(struct ath
*masked |= mask2;
}
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {
+ REG_WRITE(ah, AR_ISR, isr);
+ REG_READ(ah, AR_ISR);
+ }
+
if (AR_SREV_9100(ah))
return true;
if (isr & AR_ISR_GENTMR) { if (isr & AR_ISR_GENTMR) {
u32 s5_s; u32 s5_s;
@ -11870,7 +11881,7 @@
ah->intr_gen_timer_trigger = ah->intr_gen_timer_trigger =
MS(s5_s, AR_ISR_S5_GENTIMER_TRIG); MS(s5_s, AR_ISR_S5_GENTIMER_TRIG);
@@ -133,6 +157,16 @@ static bool ar9002_hw_get_isr(struct ath @@ -133,6 +162,11 @@ static bool ar9002_hw_get_isr(struct ath
if ((s5_s & AR_ISR_S5_TIM_TIMER) && if ((s5_s & AR_ISR_S5_TIM_TIMER) &&
!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) !(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
*masked |= ATH9K_INT_TIM_TIMER; *masked |= ATH9K_INT_TIM_TIMER;
@ -11879,11 +11890,6 @@
+ REG_WRITE(ah, AR_ISR_S5, s5_s); + REG_WRITE(ah, AR_ISR_S5, s5_s);
+ isr &= ~AR_ISR_GENTMR; + isr &= ~AR_ISR_GENTMR;
+ } + }
+ }
+
+ if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) {
+ REG_WRITE(ah, AR_ISR, isr);
+ REG_READ(ah, AR_ISR);
} }
if (sync_cause) { if (sync_cause) {