ath9k_hw: Fix AR9462 power consumption on idle associated

The HW statemachine is sometimes found stuck in the state
WL_LNA_CTRL_DISABLE when BT is in sleep, which will cause
TX_HOLD always asserted and resmgr stuck in PENDING_TX state

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 45e670087e1c..6d893335f42b 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2111,6 +2111,9 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah)
                     AR_RTC_FORCE_WAKE_EN);
         udelay(50);
 
+        if (ath9k_hw_mci_is_enabled(ah))
+                ar9003_mci_set_power_awake(ah);
+
         for (i = POWER_UP_TIME / 50; i > 0; i--) {
                 val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M;
                 if (val == AR_RTC_STATUS_ON)