ath9k_hw: Cleanup power mode API

The 'setChip' variable is unused, remove it and
simplify the functions.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/hw.c

@@ -2004,15 +2004,15 @@ EXPORT_SYMBOL(ath9k_hw_reset);
  * Notify Power Mgt is disabled in self-generated frames.
  * If requested, force chip to sleep.
  */
-static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip)
+static void ath9k_set_power_sleep(struct ath_hw *ah)
 {
 	REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
-	if (setChip) {
+
 	if (AR_SREV_9462(ah)) {
 		REG_WRITE(ah, AR_TIMER_MODE,
 			  REG_READ(ah, AR_TIMER_MODE) & 0xFFFFFF00);
-			REG_WRITE(ah, AR_NDP2_TIMER_MODE, REG_READ(ah,
-				  AR_NDP2_TIMER_MODE) & 0xFFFFFF00);
+		REG_WRITE(ah, AR_NDP2_TIMER_MODE,
+			  REG_READ(ah, AR_NDP2_TIMER_MODE) & 0xFFFFFF00);
 		REG_WRITE(ah, AR_SLP32_INC,
 			  REG_READ(ah, AR_SLP32_INC) & 0xFFF00000);
 		/* xxx Required for WLAN only case ? */
@@ -2037,7 +2037,6 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip)
 		REG_CLR_BIT(ah, AR_RTC_RESET, AR_RTC_RESET_EN);
 		udelay(2);
 	}
-	}
 
 	/* Clear Bit 14 of AR_WA after putting chip into Full Sleep mode. */
 	if (AR_SREV_9300_20_OR_LATER(ah))
@@ -2049,13 +2048,12 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip)
  * frames. If request, set power mode of chip to
  * auto/normal.  Duration in units of 128us (1/8 TU).
  */
-static void ath9k_set_power_network_sleep(struct ath_hw *ah, int setChip)
+static void ath9k_set_power_network_sleep(struct ath_hw *ah)
 {
+	struct ath9k_hw_capabilities *pCap = &ah->caps;
 	u32 val;
 
 	REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
-	if (setChip) {
-		struct ath9k_hw_capabilities *pCap = &ah->caps;
 
 	if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
 		/* Set WakeOnInterrupt bit; clear ForceWake bit */
@@ -2087,14 +2085,13 @@ static void ath9k_set_power_network_sleep(struct ath_hw *ah, int setChip)
 		if (AR_SREV_9462(ah))
 			udelay(30);
 	}
-	}
 
 	/* Clear Bit 14 of AR_WA after putting chip into Net Sleep mode. */
 	if (AR_SREV_9300_20_OR_LATER(ah))
 		REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE);
 }
 
-static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip)
+static bool ath9k_hw_set_power_awake(struct ath_hw *ah)
 {
 	u32 val;
 	int i;
@@ -2105,7 +2102,6 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip)
 		udelay(10);
 	}
 
-	if (setChip) {
 	if ((REG_READ(ah, AR_RTC_STATUS) &
 	     AR_RTC_STATUS_M) == AR_RTC_STATUS_SHUTDOWN) {
 		if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
@@ -2136,7 +2132,6 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip)
 			POWER_UP_TIME / 20);
 		return false;
 	}
-	}
 
 	REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
 
@@ -2146,7 +2141,7 @@ 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);
-	int status = true, setChip = true;
+	int status = true;
 	static const char *modes[] = {
 		"AWAKE",
 		"FULL-SLEEP",
@@ -2162,17 +2157,17 @@ 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);
+		status = ath9k_hw_set_power_awake(ah);
 		break;
 	case ATH9K_PM_FULL_SLEEP:
 		if (ath9k_hw_mci_is_enabled(ah))
 			ar9003_mci_set_full_sleep(ah);
 
-		ath9k_set_power_sleep(ah, setChip);
+		ath9k_set_power_sleep(ah);
 		ah->chip_fullsleep = true;
 		break;
 	case ATH9K_PM_NETWORK_SLEEP:
-		ath9k_set_power_network_sleep(ah, setChip);
+		ath9k_set_power_network_sleep(ah);
 		break;
 	default:
 		ath_err(common, "Unknown power mode %u\n", mode);