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[PATCH 2/7] ath9k: Set keep awake timer

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From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>

When MCI is enabled and WoW sleep is enabled,
make sure that the RTC keep awake timer is set
with the required value. This is also required
when the AR_WA is programmed.

Signed-off-by: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
---
 drivers/net/wireless/ath/ath9k/ar9003_wow.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_wow.c b/drivers/net/wireless/ath/ath9k/ar9003_wow.c
index 5e707c8..721caf3 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_wow.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_wow.c
@@ -44,6 +44,9 @@ static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah)
 			REG_CLR_BIT(ah, AR_DIRECT_CONNECT, AR_DC_TSF2_ENABLE);
 	}
 
+	if (ath9k_hw_mci_is_enabled(ah))
+		REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2);
+
 	REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_ON_INT);
 }
 
@@ -407,6 +410,9 @@ void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable)
 
 	ath9k_hw_wow_set_arwr_reg(ah);
 
+	if (ath9k_hw_mci_is_enabled(ah))
+		REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2);
+
 	/* HW WoW */
 	REG_CLR_BIT(ah, AR_PCU_MISC_MODE3, BIT(5));
 
-- 
2.2.2

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