Downgrade mac80211 to LEDE 6c2651566cce8f5b3a3d3b976439dee2bac5e07e

In addition, the temperature compensation support patch is reverted.

It seems that newer mac80211 version are less stable, so we downgrade it
for now.

patches/openwrt/0074-ath9k-revert-temperature-compensation-support-patch-FS-111.patch

+From: Matthias Schiffer <mschiffer@universe-factory.net>
+Date: Tue, 11 Oct 2016 02:54:27 +0200
+Subject: ath9k: revert temperature compensation support patch (FS#111)
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+
+Backport of LEDE 3e4d0e3e77dcf9b2116e5ed53f30e2bf53b1c6b7
+
+diff --git a/package/kernel/mac80211/patches/328-ath9k_hw-implement-temperature-compensation-support-.patch b/package/kernel/mac80211/patches/328-ath9k_hw-implement-temperature-compensation-support-.patch
+deleted file mode 100644
+index cff32ad..0000000
+--- a/package/kernel/mac80211/patches/328-ath9k_hw-implement-temperature-compensation-support-.patch
++++ /dev/null
+@@ -1,97 +0,0 @@
+-From: Felix Fietkau <nbd@nbd.name>
+-Date: Mon, 11 Jul 2016 11:35:55 +0200
+-Subject: [PATCH] ath9k_hw: implement temperature compensation support for
+- AR9003+
+-
+-Signed-off-by: Felix Fietkau <nbd@nbd.name>
+----
+-
+---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+-@@ -33,6 +33,7 @@ struct coeff {
+- 
+- enum ar9003_cal_types {
+- 	IQ_MISMATCH_CAL = BIT(0),
+-+	TEMP_COMP_CAL = BIT(1),
+- };
+- 
+- static void ar9003_hw_setup_calibration(struct ath_hw *ah,
+-@@ -58,6 +59,12 @@ static void ar9003_hw_setup_calibration(
+- 		/* Kick-off cal */
+- 		REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL);
+- 		break;
+-+	case TEMP_COMP_CAL:
+-+		ath_dbg(common, CALIBRATE,
+-+			"starting Temperature Compensation Calibration\n");
+-+		REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_LOCAL);
+-+		REG_SET_BIT(ah, AR_CH0_THERM, AR_CH0_THERM_START);
+-+		break;
+- 	default:
+- 		ath_err(common, "Invalid calibration type\n");
+- 		break;
+-@@ -86,7 +93,8 @@ static bool ar9003_hw_per_calibration(st
+- 		/*
+- 		* Accumulate cal measures for active chains
+- 		*/
+--		cur_caldata->calCollect(ah);
+-+		if (cur_caldata->calCollect)
+-+			cur_caldata->calCollect(ah);
+- 		ah->cal_samples++;
+- 
+- 		if (ah->cal_samples >= cur_caldata->calNumSamples) {
+-@@ -99,7 +107,8 @@ static bool ar9003_hw_per_calibration(st
+- 			/*
+- 			* Process accumulated data
+- 			*/
+--			cur_caldata->calPostProc(ah, numChains);
+-+			if (cur_caldata->calPostProc)
+-+				cur_caldata->calPostProc(ah, numChains);
+- 
+- 			/* Calibration has finished. */
+- 			caldata->CalValid |= cur_caldata->calType;
+-@@ -314,9 +323,16 @@ static const struct ath9k_percal_data iq
+- 	ar9003_hw_iqcalibrate
+- };
+- 
+-+static const struct ath9k_percal_data temp_cal_single_sample = {
+-+	TEMP_COMP_CAL,
+-+	MIN_CAL_SAMPLES,
+-+	PER_MAX_LOG_COUNT,
+-+};
+-+
+- static void ar9003_hw_init_cal_settings(struct ath_hw *ah)
+- {
+- 	ah->iq_caldata.calData = &iq_cal_single_sample;
+-+	ah->temp_caldata.calData = &temp_cal_single_sample;
+- 
+- 	if (AR_SREV_9300_20_OR_LATER(ah)) {
+- 		ah->enabled_cals |= TX_IQ_CAL;
+-@@ -324,7 +340,7 @@ static void ar9003_hw_init_cal_settings(
+- 			ah->enabled_cals |= TX_IQ_ON_AGC_CAL;
+- 	}
+- 
+--	ah->supp_cals = IQ_MISMATCH_CAL;
+-+	ah->supp_cals = IQ_MISMATCH_CAL | TEMP_COMP_CAL;
+- }
+- 
+- #define OFF_UPPER_LT 24
+-@@ -1383,6 +1399,9 @@ static void ar9003_hw_init_cal_common(st
+- 	INIT_CAL(&ah->iq_caldata);
+- 	INSERT_CAL(ah, &ah->iq_caldata);
+- 
+-+	INIT_CAL(&ah->temp_caldata);
+-+	INSERT_CAL(ah, &ah->temp_caldata);
+-+
+- 	/* Initialize current pointer to first element in list */
+- 	ah->cal_list_curr = ah->cal_list;
+- 
+---- a/drivers/net/wireless/ath/ath9k/hw.h
+-+++ b/drivers/net/wireless/ath/ath9k/hw.h
+-@@ -830,6 +830,7 @@ struct ath_hw {
+- 	/* Calibration */
+- 	u32 supp_cals;
+- 	struct ath9k_cal_list iq_caldata;
+-+	struct ath9k_cal_list temp_caldata;
+- 	struct ath9k_cal_list adcgain_caldata;
+- 	struct ath9k_cal_list adcdc_caldata;
+- 	struct ath9k_cal_list *cal_list;
+diff --git a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch
+index 4615643..6edef09 100644
+--- a/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch
++++ b/package/kernel/mac80211/patches/542-ath9k_debugfs_diag.patch
+@@ -84,7 +84,7 @@
+  	bool reset_power_on;
+  	bool htc_reset_init;
+  
+-@@ -1068,6 +1076,7 @@ void ath9k_hw_check_nav(struct ath_hw *a
++@@ -1067,6 +1075,7 @@ void ath9k_hw_check_nav(struct ath_hw *a
+  bool ath9k_hw_check_alive(struct ath_hw *ah);
+  
+  bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode);

patches/openwrt/0074-mac80211-fix-tx-issue-with-CCMP-PN-generated-in-hardware.patch

-From: Matthias Schiffer <mschiffer@universe-factory.net>
-Date: Fri, 30 Sep 2016 16:57:57 +0200
-Subject: mac80211: fix tx issue with CCMP PN generated in hardware
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
-
-Backport of LEDE f3747020e202883a43729fc245986f9e36289d6c
-
-diff --git a/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch b/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
-index 8ceed51..aba1ff4 100644
---- a/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
-+++ b/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
-@@ -404,7 +404,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
-  	sta->tx_stats.packets[skb_get_queue_mapping(skb)]++;
-  
- -	if (fast_tx->pn_offs) {
--+	if (pn_offs) {
-++	if (pn_offs && (key_conf->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
-  		u64 pn;
- -		u8 *crypto_hdr = skb->data + fast_tx->pn_offs;
- +		u8 *crypto_hdr = skb->data + pn_offs;