ath9k_hw: process MCI interrupts only when btcoex is enabled
let us process MCI interrupts only when BTCOEX is enabled to avoid
processing bogus interrupts.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
index d9e0824..78816b8 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
@@ -181,11 +181,14 @@
u32 mask2 = 0;
struct ath9k_hw_capabilities *pCap = &ah->caps;
struct ath_common *common = ath9k_hw_common(ah);
- u32 sync_cause = 0, async_cause;
+ u32 sync_cause = 0, async_cause, async_mask = AR_INTR_MAC_IRQ;
+
+ if (ath9k_hw_mci_is_enabled(ah))
+ async_mask |= AR_INTR_ASYNC_MASK_MCI;
async_cause = REG_READ(ah, AR_INTR_ASYNC_CAUSE);
- if (async_cause & (AR_INTR_MAC_IRQ | AR_INTR_ASYNC_MASK_MCI)) {
+ if (async_cause & async_mask) {
if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M)
== AR_RTC_STATUS_ON)
isr = REG_READ(ah, AR_ISR);