From 751f567959d4d34a0739c7ea04e62827814b33f7 Mon Sep 17 00:00:00 2001
From: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Date: Wed, 30 Nov 2011 10:41:24 +0530
Subject: [PATCH] --- yaml --- r: 278474 b: refs/heads/master c:
 1010911ec389fe7a342b9962877fdb88d7f04247 h: refs/heads/master v: v3

---
 [refs]                                     |  2 +-
 trunk/drivers/net/wireless/ath/ath9k/hw.c  | 24 ++++++++++++++++++++++
 trunk/drivers/net/wireless/ath/ath9k/reg.h |  2 ++
 3 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 6915b258451c..863d09cb4456 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9e25365ffaa98626bdf7e1bb5fdddf73a1c131fb
+refs/heads/master: 1010911ec389fe7a342b9962877fdb88d7f04247
diff --git a/trunk/drivers/net/wireless/ath/ath9k/hw.c b/trunk/drivers/net/wireless/ath/ath9k/hw.c
index 662ab7e9a0f0..ba5734aa46c4 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/hw.c
+++ b/trunk/drivers/net/wireless/ath/ath9k/hw.c
@@ -1933,6 +1933,7 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip)
 bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode)
 {
 	struct ath_common *common = ath9k_hw_common(ah);
+	struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci;
 	int status = true, setChip = true;
 	static const char *modes[] = {
 		"AWAKE",
@@ -1950,12 +1951,35 @@ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode)
 	switch (mode) {
 	case ATH9K_PM_AWAKE:
 		status = ath9k_hw_set_power_awake(ah, setChip);
+
+		if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI)
+			REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2);
+
 		break;
 	case ATH9K_PM_FULL_SLEEP:
+
+		if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI) {
+			if (ar9003_mci_state(ah, MCI_STATE_ENABLE, NULL) &&
+				(mci->bt_state != MCI_BT_SLEEP) &&
+				!mci->halted_bt_gpm) {
+				ath_dbg(common, ATH_DBG_MCI, "MCI halt BT GPM"
+						"(full_sleep)");
+				ar9003_mci_send_coex_halt_bt_gpm(ah,
+								 true, true);
+			}
+
+			mci->ready = false;
+			REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2);
+		}
+
 		ath9k_set_power_sleep(ah, setChip);
 		ah->chip_fullsleep = true;
 		break;
 	case ATH9K_PM_NETWORK_SLEEP:
+
+		if (ah->caps.hw_caps & ATH9K_HW_CAP_MCI)
+			REG_WRITE(ah, AR_RTC_KEEP_AWAKE, 0x2);
+
 		ath9k_set_power_network_sleep(ah, setChip);
 		break;
 	default:
diff --git a/trunk/drivers/net/wireless/ath/ath9k/reg.h b/trunk/drivers/net/wireless/ath/ath9k/reg.h
index ba3672f45a20..6e2f18861f5d 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/reg.h
+++ b/trunk/drivers/net/wireless/ath/ath9k/reg.h
@@ -1279,6 +1279,8 @@ enum {
 #define AR_RTC_INTR_MASK \
 	((AR_SREV_9100(ah)) ? (AR_RTC_BASE + 0x0058) : 0x7058)
 
+#define AR_RTC_KEEP_AWAKE	0x7034
+
 /* RTC_DERIVED_* - only for AR9100 */
 
 #define AR_RTC_DERIVED_CLK \