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author | Felix Fietkau <nbd@openwrt.org> | 2015-03-11 15:02:47 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2015-03-11 15:02:47 +0000 |
commit | 1e5b7c17b031359a37ed7772b92cc98aaaeac727 (patch) | |
tree | 5e2a88ef16da6f5c7c3b74ef607e5ba892252d5b /package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch | |
parent | ee1e8c2f2df3b03ef89e5a8b31ae9e2f9907ade1 (diff) | |
download | mtk-20170518-1e5b7c17b031359a37ed7772b92cc98aaaeac727.zip mtk-20170518-1e5b7c17b031359a37ed7772b92cc98aaaeac727.tar.gz mtk-20170518-1e5b7c17b031359a37ed7772b92cc98aaaeac727.tar.bz2 |
mac80211: update to wireless-testing 2015-03-09
Based on patch by Bryan Forbes <bryan@reigndropsfall.net>
Also update mt76 to update for API changes
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 44655
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.patch | 61 |
1 files changed, 0 insertions, 61 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 deleted file mode 100644 index 2994632..0000000 --- a/package/kernel/mac80211/patches/311-ath9k-do-not-access-hardware-on-IRQs-during-reset.patch +++ /dev/null @@ -1,61 +0,0 @@ -From: Felix Fietkau <nbd@openwrt.org> -Date: Thu, 13 Nov 2014 18:29:26 +0100 -Subject: [PATCH] ath9k: do not access hardware on IRQs during reset - -Instead of killing interrupts during reset when the first one happens, -kill them before issuing the reset. -This fixes an easy to reproduce crash with multiple cards sharing the -same IRQ. - -Cc: stable@vger.kernel.org -Signed-off-by: Felix Fietkau <nbd@openwrt.org> ---- - ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -512,16 +512,13 @@ irqreturn_t ath_isr(int irq, void *dev) - if (!ah || test_bit(ATH_OP_INVALID, &common->op_flags)) - return IRQ_NONE; - -- /* shared irq, not for us */ -+ if (!AR_SREV_9100(ah) && test_bit(ATH_OP_HW_RESET, &common->op_flags)) -+ return IRQ_NONE; - -+ /* shared irq, not for us */ - if (!ath9k_hw_intrpend(ah)) - return IRQ_NONE; - -- if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) { -- ath9k_hw_kill_interrupts(ah); -- return IRQ_HANDLED; -- } -- - /* - * Figure out the reason(s) for the interrupt. Note - * that the hal returns a pseudo-ISR that may include -@@ -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; - -+ ath9k_hw_kill_interrupts(sc->sc_ah); - set_bit(ATH_OP_HW_RESET, &common->op_flags); - - ath9k_ps_wakeup(sc); -@@ -633,6 +634,7 @@ void ath9k_queue_reset(struct ath_softc - #ifdef CPTCFG_ATH9K_DEBUGFS - RESET_STAT_INC(sc, type); - #endif -+ ath9k_hw_kill_interrupts(sc->sc_ah); - set_bit(ATH_OP_HW_RESET, &common->op_flags); - ieee80211_queue_work(sc->hw, &sc->hw_reset_work); - } |