Commit e3927007 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
Browse files

ath9k: fix enabling interrupts after a hardware error interrupt 



The interrupt handler increases the interrupt disable refcount, so the
tasklet needs to always call ath9k_hw_enable_interrupts.

Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent c5d2593b

drivers/net/wireless/ath/ath9k/main.c

+5 −4
Original line number Diff line number Diff line
@@ -669,15 +669,15 @@ void ath9k_tasklet(unsigned long data) 
	u32 status = sc->intrstatus;

	u32 rxmask;



	ath9k_ps_wakeup(sc);

	spin_lock(&sc->sc_pcu_lock);



	if ((status & ATH9K_INT_FATAL) ||

	    (status & ATH9K_INT_BB_WATCHDOG)) {

		ieee80211_queue_work(sc->hw, &sc->hw_reset_work);

		return;

		goto out;

	}



	ath9k_ps_wakeup(sc);

	spin_lock(&sc->sc_pcu_lock);



	/*

	 * Only run the baseband hang check if beacons stop working in AP or

	 * IBSS mode, because it has a high false positive rate. For station
@@ -725,6 +725,7 @@ void ath9k_tasklet(unsigned long data) 
		if (status & ATH9K_INT_GENTIMER)

			ath_gen_timer_isr(sc->sc_ah);



out:

	/* re-enable hardware interrupt */

	ath9k_hw_enable_interrupts(ah);