ath9k_hw: take care of enabling MCI interrupts

enable MCI interrupt when ath9k_hw_enable_interrupts is called,
like during the completion of chip_reset before which the interrupts
are disabled

Cc: Wilson Tsao <wtsao@qca.qualcomm.com>
Cc: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 8 insertions, 4 deletions

diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index ecdb6fd29079..9d693201b0b5 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -798,6 +798,7 @@ void ath9k_hw_enable_interrupts(struct ath_hw *ah)
 {
         struct ath_common *common = ath9k_hw_common(ah);
         u32 sync_default = AR_INTR_SYNC_DEFAULT;
+        u32 async_mask;
 
         if (!(ah->imask & ATH9K_INT_GLOBAL))
                 return;
@@ -812,13 +813,16 @@ void ath9k_hw_enable_interrupts(struct ath_hw *ah)
         if (AR_SREV_9340(ah))
                 sync_default &= ~AR_INTR_SYNC_HOST1_FATAL;
 
+        async_mask = AR_INTR_MAC_IRQ;
+
+        if (ah->imask & ATH9K_INT_MCI)
+                async_mask |= AR_INTR_ASYNC_MASK_MCI;
+
         ath_dbg(common, ATH_DBG_INTERRUPT, "enable IER\n");
         REG_WRITE(ah, AR_IER, AR_IER_ENABLE);
         if (!AR_SREV_9100(ah)) {
-                REG_WRITE(ah, AR_INTR_ASYNC_ENABLE,
-                          AR_INTR_MAC_IRQ);
-                REG_WRITE(ah, AR_INTR_ASYNC_MASK, AR_INTR_MAC_IRQ);
-
+                REG_WRITE(ah, AR_INTR_ASYNC_ENABLE, async_mask);
+                REG_WRITE(ah, AR_INTR_ASYNC_MASK, async_mask);
 
                 REG_WRITE(ah, AR_INTR_SYNC_ENABLE, sync_default);
                 REG_WRITE(ah, AR_INTR_SYNC_MASK, sync_default);