1 files changed, 153 insertions, 145 deletions

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index c7fbe25cc12..fde978665e0 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -54,13 +54,6 @@ static void ath9k_hw_init_mode_regs(struct ath_hw *ah)
 	ath9k_hw_private_ops(ah)->init_mode_regs(ah);
 }
 
-static bool ath9k_hw_macversion_supported(struct ath_hw *ah)
-{
-	struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
-
-	return priv_ops->macversion_supported(ah->hw_version.macVersion);
-}
-
 static u32 ath9k_hw_compute_pll_control(struct ath_hw *ah,
 					struct ath9k_channel *chan)
 {
@@ -129,9 +122,9 @@ bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout)
 		udelay(AH_TIME_QUANTUM);
 	}
 
-	ath_print(ath9k_hw_common(ah), ATH_DBG_ANY,
-		  "timeout (%d us) on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n",
-		  timeout, reg, REG_READ(ah, reg), mask, val);
+	ath_dbg(ath9k_hw_common(ah), ATH_DBG_ANY,
+		"timeout (%d us) on reg 0x%x: 0x%08x & 0x%08x != 0x%08x\n",
+		timeout, reg, REG_READ(ah, reg), mask, val);
 
 	return false;
 }
@@ -211,8 +204,8 @@ u16 ath9k_hw_computetxtime(struct ath_hw *ah,
 		}
 		break;
 	default:
-		ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL,
-			  "Unknown phy %u (rate ix %u)\n", phy, rateix);
+		ath_err(ath9k_hw_common(ah),
+			"Unknown phy %u (rate ix %u)\n", phy, rateix);
 		txTime = 0;
 		break;
 	}
@@ -284,11 +277,9 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
 
 static void ath9k_hw_disablepcie(struct ath_hw *ah)
 {
-	if (AR_SREV_9100(ah))
+	if (!AR_SREV_5416(ah))
 		return;
 
-	ENABLE_REGWRITE_BUFFER(ah);
-
 	REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00);
 	REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
 	REG_WRITE(ah, AR_PCIE_SERDES, 0x28000029);
@@ -300,8 +291,6 @@ static void ath9k_hw_disablepcie(struct ath_hw *ah)
 	REG_WRITE(ah, AR_PCIE_SERDES, 0x000e1007);
 
 	REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
-
-	REGWRITE_BUFFER_FLUSH(ah);
 }
 
 /* This should work for all families including legacy */
@@ -310,10 +299,9 @@ static bool ath9k_hw_chip_test(struct ath_hw *ah)
 	struct ath_common *common = ath9k_hw_common(ah);
 	u32 regAddr[2] = { AR_STA_ID0 };
 	u32 regHold[2];
-	u32 patternData[4] = { 0x55555555,
-			       0xaaaaaaaa,
-			       0x66666666,
-			       0x99999999 };
+	static const u32 patternData[4] = {
+		0x55555555, 0xaaaaaaaa, 0x66666666, 0x99999999
+	};
 	int i, j, loop_max;
 
 	if (!AR_SREV_9300_20_OR_LATER(ah)) {
@@ -332,11 +320,9 @@ static bool ath9k_hw_chip_test(struct ath_hw *ah)
 			REG_WRITE(ah, addr, wrData);
 			rdData = REG_READ(ah, addr);
 			if (rdData != wrData) {
-				ath_print(common, ATH_DBG_FATAL,
-					  "address test failed "
-					  "addr: 0x%08x - wr:0x%08x != "
-					  "rd:0x%08x\n",
-					  addr, wrData, rdData);
+				ath_err(common,
+					"address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
+					addr, wrData, rdData);
 				return false;
 			}
 		}
@@ -345,11 +331,9 @@ static bool ath9k_hw_chip_test(struct ath_hw *ah)
 			REG_WRITE(ah, addr, wrData);
 			rdData = REG_READ(ah, addr);
 			if (wrData != rdData) {
-				ath_print(common, ATH_DBG_FATAL,
-					  "address test failed "
-					  "addr: 0x%08x - wr:0x%08x != "
-					  "rd:0x%08x\n",
-					  addr, wrData, rdData);
+				ath_err(common,
+					"address test failed addr: 0x%08x - wr:0x%08x != rd:0x%08x\n",
+					addr, wrData, rdData);
 				return false;
 			}
 		}
@@ -419,17 +403,12 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
 	ah->hw_version.magic = AR5416_MAGIC;
 	ah->hw_version.subvendorid = 0;
 
-	ah->ah_flags = 0;
-	if (!AR_SREV_9100(ah))
-		ah->ah_flags = AH_USE_EEPROM;
-
 	ah->atim_window = 0;
 	ah->sta_id1_defaults =
 		AR_STA_ID1_CRPT_MIC_ENABLE |
 		AR_STA_ID1_MCAST_KSRCH;
-	ah->beacon_interval = 100;
 	ah->enable_32kHz_clock = DONT_USE_32KHZ;
-	ah->slottime = (u32) -1;
+	ah->slottime = 20;
 	ah->globaltxtimeout = (u32) -1;
 	ah->power_mode = ATH9K_PM_UNDEFINED;
 }
@@ -440,7 +419,7 @@ static int ath9k_hw_init_macaddr(struct ath_hw *ah)
 	u32 sum;
 	int i;
 	u16 eeval;
-	u32 EEP_MAC[] = { EEP_MAC_LSW, EEP_MAC_MID, EEP_MAC_MSW };
+	static const u32 EEP_MAC[] = { EEP_MAC_LSW, EEP_MAC_MID, EEP_MAC_MSW };
 
 	sum = 0;
 	for (i = 0; i < 3; i++) {
@@ -474,16 +453,15 @@ static int ath9k_hw_post_init(struct ath_hw *ah)
 	if (ecode != 0)
 		return ecode;
 
-	ath_print(ath9k_hw_common(ah), ATH_DBG_CONFIG,
-		  "Eeprom VER: %d, REV: %d\n",
-		  ah->eep_ops->get_eeprom_ver(ah),
-		  ah->eep_ops->get_eeprom_rev(ah));
+	ath_dbg(ath9k_hw_common(ah), ATH_DBG_CONFIG,
+		"Eeprom VER: %d, REV: %d\n",
+		ah->eep_ops->get_eeprom_ver(ah),
+		ah->eep_ops->get_eeprom_rev(ah));
 
 	ecode = ath9k_hw_rf_alloc_ext_banks(ah);
 	if (ecode) {
-		ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL,
-			  "Failed allocating banks for "
-			  "external radio\n");
+		ath_err(ath9k_hw_common(ah),
+			"Failed allocating banks for external radio\n");
 		ath9k_hw_rf_free_ext_banks(ah);
 		return ecode;
 	}
@@ -514,8 +492,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 		ah->hw_version.macVersion = AR_SREV_VERSION_9100;
 
 	if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Couldn't reset chip\n");
+		ath_err(common, "Couldn't reset chip\n");
 		return -EIO;
 	}
 
@@ -525,7 +502,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 	ath9k_hw_attach_ops(ah);
 
 	if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) {
-		ath_print(common, ATH_DBG_FATAL, "Couldn't wakeup chip\n");
+		ath_err(common, "Couldn't wakeup chip\n");
 		return -EIO;
 	}
 
@@ -541,7 +518,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 		}
 	}
 
-	ath_print(common, ATH_DBG_RESET, "serialize_regmode is %d\n",
+	ath_dbg(common, ATH_DBG_RESET, "serialize_regmode is %d\n",
 		ah->config.serialize_regmode);
 
 	if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
@@ -549,11 +526,22 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 	else
 		ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD;
 
-	if (!ath9k_hw_macversion_supported(ah)) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Mac Chip Rev 0x%02x.%x is not supported by "
-			  "this driver\n", ah->hw_version.macVersion,
-			  ah->hw_version.macRev);
+	switch (ah->hw_version.macVersion) {
+	case AR_SREV_VERSION_5416_PCI:
+	case AR_SREV_VERSION_5416_PCIE:
+	case AR_SREV_VERSION_9160:
+	case AR_SREV_VERSION_9100:
+	case AR_SREV_VERSION_9280:
+	case AR_SREV_VERSION_9285:
+	case AR_SREV_VERSION_9287:
+	case AR_SREV_VERSION_9271:
+	case AR_SREV_VERSION_9300:
+	case AR_SREV_VERSION_9485:
+		break;
+	default:
+		ath_err(common,
+			"Mac Chip Rev 0x%02x.%x is not supported by this driver\n",
+			ah->hw_version.macVersion, ah->hw_version.macRev);
 		return -EOPNOTSUPP;
 	}
 
@@ -599,8 +587,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 
 	r = ath9k_hw_init_macaddr(ah);
 	if (r) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Failed to initialize MAC address\n");
+		ath_err(common, "Failed to initialize MAC address\n");
 		return r;
 	}
 
@@ -634,21 +621,21 @@ int ath9k_hw_init(struct ath_hw *ah)
 	case AR9287_DEVID_PCIE:
 	case AR2427_DEVID_PCIE:
 	case AR9300_DEVID_PCIE:
+	case AR9300_DEVID_AR9485_PCIE:
 		break;
 	default:
 		if (common->bus_ops->ath_bus_type == ATH_USB)
 			break;
-		ath_print(common, ATH_DBG_FATAL,
-			  "Hardware device ID 0x%04x not supported\n",
-			  ah->hw_version.devid);
+		ath_err(common, "Hardware device ID 0x%04x not supported\n",
+			ah->hw_version.devid);
 		return -EOPNOTSUPP;
 	}
 
 	ret = __ath9k_hw_init(ah);
 	if (ret) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Unable to initialize hardware; "
-			  "initialization status: %d\n", ret);
+		ath_err(common,
+			"Unable to initialize hardware; initialization status: %d\n",
+			ret);
 		return ret;
 	}
 
@@ -680,7 +667,12 @@ static void ath9k_hw_init_qos(struct ath_hw *ah)
 static void ath9k_hw_init_pll(struct ath_hw *ah,
 			      struct ath9k_channel *chan)
 {
-	u32 pll = ath9k_hw_compute_pll_control(ah, chan);
+	u32 pll;
+
+	if (AR_SREV_9485(ah))
+		REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666);
+
+	pll = ath9k_hw_compute_pll_control(ah, chan);
 
 	REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll);
 
@@ -772,8 +764,8 @@ static void ath9k_hw_set_cts_timeout(struct ath_hw *ah, u32 us)
 static bool ath9k_hw_set_global_txtimeout(struct ath_hw *ah, u32 tu)
 {
 	if (tu > 0xFFFF) {
-		ath_print(ath9k_hw_common(ah), ATH_DBG_XMIT,
-			  "bad global tx timeout %u\n", tu);
+		ath_dbg(ath9k_hw_common(ah), ATH_DBG_XMIT,
+			"bad global tx timeout %u\n", tu);
 		ah->globaltxtimeout = (u32) -1;
 		return false;
 	} else {
@@ -790,8 +782,8 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 	int slottime;
 	int sifstime;
 
-	ath_print(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n",
-		  ah->misc_mode);
+	ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n",
+		ah->misc_mode);
 
 	if (ah->misc_mode != 0)
 		REG_WRITE(ah, AR_PCU_MISC,
@@ -816,7 +808,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
 	if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
 		acktimeout += 64 - sifstime - ah->slottime;
 
-	ath9k_hw_setslottime(ah, slottime);
+	ath9k_hw_setslottime(ah, ah->slottime);
 	ath9k_hw_set_ack_timeout(ah, acktimeout);
 	ath9k_hw_set_cts_timeout(ah, acktimeout);
 	if (ah->globaltxtimeout != (u32) -1)
@@ -1034,8 +1026,8 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
 
 	REG_WRITE(ah, AR_RTC_RC, 0);
 	if (!ath9k_hw_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0, AH_WAIT_TIMEOUT)) {
-		ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
-			  "RTC stuck in MAC reset\n");
+		ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET,
+			"RTC stuck in MAC reset\n");
 		return false;
 	}
 
@@ -1081,8 +1073,8 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah)
 			   AR_RTC_STATUS_M,
 			   AR_RTC_STATUS_ON,
 			   AH_WAIT_TIMEOUT)) {
-		ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
-			  "RTC not waking up\n");
+		ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET,
+			"RTC not waking up\n");
 		return false;
 	}
 
@@ -1142,16 +1134,14 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
 
 	for (qnum = 0; qnum < AR_NUM_QCU; qnum++) {
 		if (ath9k_hw_numtxpending(ah, qnum)) {
-			ath_print(common, ATH_DBG_QUEUE,
-				  "Transmit frames pending on "
-				  "queue %d\n", qnum);
+			ath_dbg(common, ATH_DBG_QUEUE,
+				"Transmit frames pending on queue %d\n", qnum);
 			return false;
 		}
 	}
 
 	if (!ath9k_hw_rfbus_req(ah)) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Could not kill baseband RX\n");
+		ath_err(common, "Could not kill baseband RX\n");
 		return false;
 	}
 
@@ -1159,8 +1149,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
 
 	r = ath9k_hw_rf_set_freq(ah, chan);
 	if (r) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "Failed to set channel\n");
+		ath_err(common, "Failed to set channel\n");
 		return false;
 	}
 	ath9k_hw_set_clockrate(ah);
@@ -1170,7 +1159,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
 			     channel->max_antenna_gain * 2,
 			     channel->max_power * 2,
 			     min((u32) MAX_RATE_POWER,
-			     (u32) regulatory->power_limit));
+			     (u32) regulatory->power_limit), false);
 
 	ath9k_hw_rfbus_done(ah);
 
@@ -1227,7 +1216,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	if (!ah->chip_fullsleep) {
 		ath9k_hw_abortpcurecv(ah);
 		if (!ath9k_hw_stopdmarecv(ah)) {
-			ath_print(common, ATH_DBG_XMIT,
+			ath_dbg(common, ATH_DBG_XMIT,
 				"Failed to stop receive dma\n");
 			bChannelChange = false;
 		}
@@ -1283,6 +1272,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 
 	ath9k_hw_mark_phy_inactive(ah);
 
+	ah->paprd_table_write_done = false;
+
 	/* Only required on the first reset */
 	if (AR_SREV_9271(ah) && ah->htc_reset_init) {
 		REG_WRITE(ah,
@@ -1292,7 +1283,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	}
 
 	if (!ath9k_hw_chip_reset(ah, chan)) {
-		ath_print(common, ATH_DBG_FATAL, "Chip reset failed\n");
+		ath_err(common, "Chip reset failed\n");
 		return -EINVAL;
 	}
 
@@ -1394,7 +1385,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	ath9k_hw_init_qos(ah);
 
 	if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
-		ath9k_enable_rfkill(ah);
+		ath9k_hw_cfg_gpio_input(ah, ah->rfkill_gpio);
 
 	ath9k_hw_init_global_settings(ah);
 
@@ -1439,13 +1430,13 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 		u32 mask;
 		mask = REG_READ(ah, AR_CFG);
 		if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) {
-			ath_print(common, ATH_DBG_RESET,
+			ath_dbg(common, ATH_DBG_RESET,
 				"CFG Byte Swap Set 0x%x\n", mask);
 		} else {
 			mask =
 				INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB;
 			REG_WRITE(ah, AR_CFG, mask);
-			ath_print(common, ATH_DBG_RESET,
+			ath_dbg(common, ATH_DBG_RESET,
 				"Setting CFG 0x%x\n", REG_READ(ah, AR_CFG));
 		}
 	} else {
@@ -1573,9 +1564,9 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip)
 				    AR_RTC_FORCE_WAKE_EN);
 		}
 		if (i == 0) {
-			ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL,
-				  "Failed to wakeup in %uus\n",
-				  POWER_UP_TIME / 20);
+			ath_err(ath9k_hw_common(ah),
+				"Failed to wakeup in %uus\n",
+				POWER_UP_TIME / 20);
 			return false;
 		}
 	}
@@ -1599,8 +1590,8 @@ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode)
 	if (ah->power_mode == mode)
 		return status;
 
-	ath_print(common, ATH_DBG_RESET, "%s -> %s\n",
-		  modes[ah->power_mode], modes[mode]);
+	ath_dbg(common, ATH_DBG_RESET, "%s -> %s\n",
+		modes[ah->power_mode], modes[mode]);
 
 	switch (mode) {
 	case ATH9K_PM_AWAKE:
@@ -1614,12 +1605,20 @@ bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode)
 		ath9k_set_power_network_sleep(ah, setChip);
 		break;
 	default:
-		ath_print(common, ATH_DBG_FATAL,
-			  "Unknown power mode %u\n", mode);
+		ath_err(common, "Unknown power mode %u\n", mode);
 		return false;
 	}
 	ah->power_mode = mode;
 
+	/*
+	 * XXX: If this warning never comes up after a while then
+	 * simply keep the ATH_DBG_WARN_ON_ONCE() but make
+	 * ath9k_hw_setpower() return type void.
+	 */
+
+	if (!(ah->ah_flags & AH_UNPLUGGED))
+		ATH_DBG_WARN_ON_ONCE(!status);
+
 	return status;
 }
 EXPORT_SYMBOL(ath9k_hw_setpower);
@@ -1632,17 +1631,9 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period)
 {
 	int flags = 0;
 
-	ah->beacon_interval = beacon_period;
-
 	ENABLE_REGWRITE_BUFFER(ah);
 
 	switch (ah->opmode) {
-	case NL80211_IFTYPE_STATION:
-		REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon));
-		REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff);
-		REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff);
-		flags |= AR_TBTT_TIMER_EN;
-		break;
 	case NL80211_IFTYPE_ADHOC:
 	case NL80211_IFTYPE_MESH_POINT:
 		REG_SET_BIT(ah, AR_TXCFG,
@@ -1666,17 +1657,9 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period)
 			AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN;
 		break;
 	default:
-		if (ah->is_monitoring) {
-			REG_WRITE(ah, AR_NEXT_TBTT_TIMER,
-					TU_TO_USEC(next_beacon));
-			REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff);
-			REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff);
-			flags |= AR_TBTT_TIMER_EN;
-			break;
-		}
-		ath_print(ath9k_hw_common(ah), ATH_DBG_BEACON,
-			  "%s: unsupported opmode: %d\n",
-			  __func__, ah->opmode);
+		ath_dbg(ath9k_hw_common(ah), ATH_DBG_BEACON,
+			"%s: unsupported opmode: %d\n",
+			__func__, ah->opmode);
 		return;
 		break;
 	}
@@ -1732,10 +1715,10 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
 	else
 		nextTbtt = bs->bs_nexttbtt;
 
-	ath_print(common, ATH_DBG_BEACON, "next DTIM %d\n", bs->bs_nextdtim);
-	ath_print(common, ATH_DBG_BEACON, "next beacon %d\n", nextTbtt);
-	ath_print(common, ATH_DBG_BEACON, "beacon period %d\n", beaconintval);
-	ath_print(common, ATH_DBG_BEACON, "DTIM period %d\n", dtimperiod);
+	ath_dbg(common, ATH_DBG_BEACON, "next DTIM %d\n", bs->bs_nextdtim);
+	ath_dbg(common, ATH_DBG_BEACON, "next beacon %d\n", nextTbtt);
+	ath_dbg(common, ATH_DBG_BEACON, "beacon period %d\n", beaconintval);
+	ath_dbg(common, ATH_DBG_BEACON, "DTIM period %d\n", dtimperiod);
 
 	ENABLE_REGWRITE_BUFFER(ah);
 
@@ -1781,7 +1764,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
 
 	u16 capField = 0, eeval;
-	u8 ant_div_ctl1;
+	u8 ant_div_ctl1, tx_chainmask, rx_chainmask;
 
 	eeval = ah->eep_ops->get_eeprom(ah, EEP_REG_0);
 	regulatory->current_rd = eeval;
@@ -1800,14 +1783,14 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 			regulatory->current_rd += 5;
 		else if (regulatory->current_rd == 0x41)
 			regulatory->current_rd = 0x43;
-		ath_print(common, ATH_DBG_REGULATORY,
-			  "regdomain mapped to 0x%x\n", regulatory->current_rd);
+		ath_dbg(common, ATH_DBG_REGULATORY,
+			"regdomain mapped to 0x%x\n", regulatory->current_rd);
 	}
 
 	eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE);
 	if ((eeval & (AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A)) == 0) {
-		ath_print(common, ATH_DBG_FATAL,
-			  "no band has been marked as supported in EEPROM.\n");
+		ath_err(common,
+			"no band has been marked as supported in EEPROM\n");
 		return -EINVAL;
 	}
 
@@ -1833,6 +1816,10 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 
 	ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA;
 
+	/* enable key search for every frame in an aggregate */
+	if (AR_SREV_9300_20_OR_LATER(ah))
+		ah->misc_mode |= AR_PCU_ALWAYS_PERFORM_KEYSEARCH;
+
 	pCap->low_2ghz_chan = 2312;
 	pCap->high_2ghz_chan = 2732;
 
@@ -1921,13 +1908,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	    AR_SREV_5416(ah))
 		pCap->reg_cap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND;
 
-	pCap->num_antcfg_5ghz =
-		ah->eep_ops->get_num_ant_config(ah, ATH9K_HAL_FREQ_BAND_5GHZ);
-	pCap->num_antcfg_2ghz =
-		ah->eep_ops->get_num_ant_config(ah, ATH9K_HAL_FREQ_BAND_2GHZ);
-
-	if (AR_SREV_9280_20_OR_LATER(ah) &&
-	    ath9k_hw_btcoex_supported(ah)) {
+	if (AR_SREV_9280_20_OR_LATER(ah) && common->btcoex_enabled) {
 		btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO;
 		btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO;
 
@@ -1942,8 +1923,10 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	}
 
 	if (AR_SREV_9300_20_OR_LATER(ah)) {
-		pCap->hw_caps |= ATH9K_HW_CAP_EDMA | ATH9K_HW_CAP_LDPC |
-				 ATH9K_HW_CAP_FASTCLOCK;
+		pCap->hw_caps |= ATH9K_HW_CAP_EDMA | ATH9K_HW_CAP_FASTCLOCK;
+		if (!AR_SREV_9485(ah))
+			pCap->hw_caps |= ATH9K_HW_CAP_LDPC;
+
 		pCap->rx_hp_qdepth = ATH9K_HW_RX_HP_QDEPTH;
 		pCap->rx_lp_qdepth = ATH9K_HW_RX_LP_QDEPTH;
 		pCap->rx_status_len = sizeof(struct ar9003_rxs);
@@ -1963,6 +1946,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	if (AR_SREV_9300_20_OR_LATER(ah))
 		pCap->hw_caps |= ATH9K_HW_CAP_RAC_SUPPORTED;
 
+	if (AR_SREV_9300_20_OR_LATER(ah))
+		ah->ent_mode = REG_READ(ah, AR_ENT_OTP);
+
 	if (AR_SREV_9287_11_OR_LATER(ah) || AR_SREV_9271(ah))
 		pCap->hw_caps |= ATH9K_HW_CAP_SGI_20;
 
@@ -1973,6 +1959,29 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 			if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1))
 				pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB;
 		}
+	if (AR_SREV_9300_20_OR_LATER(ah)) {
+		if (ah->eep_ops->get_eeprom(ah, EEP_CHAIN_MASK_REDUCE))
+			pCap->hw_caps |= ATH9K_HW_CAP_APM;
+	}
+
+
+
+	if (AR_SREV_9485_10(ah)) {
+		pCap->pcie_lcr_extsync_en = true;
+		pCap->pcie_lcr_offset = 0x80;
+	}
+
+	tx_chainmask = pCap->tx_chainmask;
+	rx_chainmask = pCap->rx_chainmask;
+	while (tx_chainmask || rx_chainmask) {
+		if (tx_chainmask & BIT(0))
+			pCap->max_txchains++;
+		if (rx_chainmask & BIT(0))
+			pCap->max_rxchains++;
+
+		tx_chainmask >>= 1;
+		rx_chainmask >>= 1;
+	}
 
 	return 0;
 }
@@ -2177,7 +2186,7 @@ bool ath9k_hw_disable(struct ath_hw *ah)
 }
 EXPORT_SYMBOL(ath9k_hw_disable);
 
-void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit)
+void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)
 {
 	struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 	struct ath9k_channel *chan = ah->curchan;
@@ -2190,7 +2199,7 @@ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit)
 				 channel->max_antenna_gain * 2,
 				 channel->max_power * 2,
 				 min((u32) MAX_RATE_POWER,
-				 (u32) regulatory->power_limit));
+				 (u32) regulatory->power_limit), test);
 }
 EXPORT_SYMBOL(ath9k_hw_set_txpowerlimit);
 
@@ -2250,8 +2259,8 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah)
 {
 	if (!ath9k_hw_wait(ah, AR_SLP32_MODE, AR_SLP32_TSF_WRITE_STATUS, 0,
 			   AH_TSF_WRITE_TIMEOUT))
-		ath_print(ath9k_hw_common(ah), ATH_DBG_RESET,
-			  "AR_SLP32_TSF_WRITE_STATUS limit exceeded\n");
+		ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET,
+			"AR_SLP32_TSF_WRITE_STATUS limit exceeded\n");
 
 	REG_WRITE(ah, AR_RESET_TSF, AR_RESET_TSF_ONCE);
 }
@@ -2324,11 +2333,10 @@ static u32 rightmost_index(struct ath_gen_timer_table *timer_table, u32 *mask)
 	return timer_table->gen_timer_index[b];
 }
 
-u32 ath9k_hw_gettsf32(struct ath_hw *ah)
+static u32 ath9k_hw_gettsf32(struct ath_hw *ah)
 {
 	return REG_READ(ah, AR_TSF_L32);
 }
-EXPORT_SYMBOL(ath9k_hw_gettsf32);
 
 struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
 					  void (*trigger)(void *),
@@ -2342,9 +2350,9 @@ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
 	timer = kzalloc(sizeof(struct ath_gen_timer), GFP_KERNEL);
 
 	if (timer == NULL) {
-		ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL,
-			  "Failed to allocate memory"
-			  "for hw timer[%d]\n", timer_index);
+		ath_err(ath9k_hw_common(ah),
+			"Failed to allocate memory for hw timer[%d]\n",
+			timer_index);
 		return NULL;
 	}
 
@@ -2373,9 +2381,9 @@ void ath9k_hw_gen_timer_start(struct ath_hw *ah,
 
 	tsf = ath9k_hw_gettsf32(ah);
 
-	ath_print(ath9k_hw_common(ah), ATH_DBG_HWTIMER,
-		  "curent tsf %x period %x"
-		  "timer_next %x\n", tsf, timer_period, timer_next);
+	ath_dbg(ath9k_hw_common(ah), ATH_DBG_HWTIMER,
+		"current tsf %x period %x timer_next %x\n",
+		tsf, timer_period, timer_next);
 
 	/*
 	 * Pull timer_next forward if the current TSF already passed it
@@ -2455,8 +2463,8 @@ void ath_gen_timer_isr(struct ath_hw *ah)
 		index = rightmost_index(timer_table, &thresh_mask);
 		timer = timer_table->timers[index];
 		BUG_ON(!timer);
-		ath_print(common, ATH_DBG_HWTIMER,
-			  "TSF overflow for Gen timer %d\n", index);
+		ath_dbg(common, ATH_DBG_HWTIMER,
+			"TSF overflow for Gen timer %d\n", index);
 		timer->overflow(timer->arg);
 	}
 
@@ -2464,8 +2472,8 @@ void ath_gen_timer_isr(struct ath_hw *ah)
 		index = rightmost_index(timer_table, &trigger_mask);
 		timer = timer_table->timers[index];
 		BUG_ON(!timer);
-		ath_print(common, ATH_DBG_HWTIMER,
-			  "Gen timer[%d] trigger\n", index);
+		ath_dbg(common, ATH_DBG_HWTIMER,
+			"Gen timer[%d] trigger\n", index);
 		timer->trigger(timer->arg);
 	}
 }