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authorFelix Fietkau <nbd@openwrt.org>2014-11-23 12:53:35 +0000
committerFelix Fietkau <nbd@openwrt.org>2014-11-23 12:53:35 +0000
commit6aeb3528a86fa2b4bf5ad3a34a1c15fb3e369414 (patch)
treec2e4c87d971c45a7ea059e4fce4e9e4bb0d357bb /package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch
parent2bab3e27962b39ef966e0612900fbe185b106241 (diff)
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ath9k: fix some ar913x irq handling issues
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 43342
Diffstat (limited to 'package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch')
-rw-r--r--package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch16
1 files changed, 13 insertions, 3 deletions
diff --git a/package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch b/package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch
index 7996725025..2994632b8d 100644
--- a/package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch
+++ b/package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch
@@ -18,7 +18,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
return IRQ_NONE;
- /* shared irq, not for us */
-+ if (test_bit(ATH_OP_HW_RESET, &common->op_flags))
++ if (!AR_SREV_9100(ah) && test_bit(ATH_OP_HW_RESET, &common->op_flags))
+ return IRQ_NONE;
+ /* shared irq, not for us */
@@ -33,7 +33,17 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
/*
* Figure out the reason(s) for the interrupt. Note
* that the hal returns a pseudo-ISR that may include
-@@ -613,6 +610,7 @@ int ath_reset(struct ath_softc *sc, stru
+@@ -532,6 +529,9 @@ irqreturn_t ath_isr(int irq, void *dev)
+ ath9k_debug_sync_cause(sc, sync_cause);
+ status &= ah->imask; /* discard unasked-for bits */
+
++ if (AR_SREV_9100(ah) && test_bit(ATH_OP_HW_RESET, &common->op_flags))
++ return IRQ_HANDLED;
++
+ /*
+ * If there are no status bits set, then this interrupt was not
+ * for me (should have been caught above).
+@@ -613,6 +613,7 @@ int ath_reset(struct ath_softc *sc, stru
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
int r;
@@ -41,7 +51,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
set_bit(ATH_OP_HW_RESET, &common->op_flags);
ath9k_ps_wakeup(sc);
-@@ -633,6 +631,7 @@ void ath9k_queue_reset(struct ath_softc
+@@ -633,6 +634,7 @@ void ath9k_queue_reset(struct ath_softc
#ifdef CPTCFG_ATH9K_DEBUGFS
RESET_STAT_INC(sc, type);
#endif