diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2011-09-14 23:23:01 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-09-17 00:45:36 +0400 |
| commit | e392700741a4a5f061f3fcc9f5f2ceb0e0b0953e (patch) | |
| tree | 93fa2813c5c182042dc510bf0c4de35d210196e0 /drivers/net/wireless/ath/ath9k/main.c | |
| parent | c5d2593bad0d3440ce3b464d9e3c514d364820f8 (diff) | |
| download | linux-e392700741a4a5f061f3fcc9f5f2ceb0e0b0953e.tar.xz | |
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: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index c8ac2ce61ffe..03b402bb9c4e 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -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); |