openwrt-xburst/package/mac80211/patches/310-ath9k_pending_work.patch

--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -961,18 +961,6 @@ static void ar5008_hw_rfbus_done(struct 
 	REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
 }
 
-static void ar5008_hw_enable_rfkill(struct ath_hw *ah)
-{
-	REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL,
-		    AR_GPIO_INPUT_EN_VAL_RFSILENT_BB);
-
-	REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2,
-		    AR_GPIO_INPUT_MUX2_RFSILENT);
-
-	ath9k_hw_cfg_gpio_input(ah, ah->rfkill_gpio);
-	REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB);
-}
-
 static void ar5008_restore_chainmask(struct ath_hw *ah)
 {
 	int rx_chainmask = ah->rxchainmask;
@@ -1629,7 +1617,6 @@ void ar5008_hw_attach_phy_ops(struct ath
 	priv_ops->set_delta_slope = ar5008_hw_set_delta_slope;
 	priv_ops->rfbus_req = ar5008_hw_rfbus_req;
 	priv_ops->rfbus_done = ar5008_hw_rfbus_done;
-	priv_ops->enable_rfkill = ar5008_hw_enable_rfkill;
 	priv_ops->restore_chainmask = ar5008_restore_chainmask;
 	priv_ops->set_diversity = ar5008_set_diversity;
 	priv_ops->do_getnf = ar5008_hw_do_getnf;
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -745,28 +745,6 @@ static void ar9003_hw_rfbus_done(struct 
 	REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
 }
 
-/*
- * Set the interrupt and GPIO values so the ISR can disable RF
- * on a switch signal.  Assumes GPIO port and interrupt polarity
- * are set prior to call.
- */
-static void ar9003_hw_enable_rfkill(struct ath_hw *ah)
-{
-	/* Connect rfsilent_bb_l to baseband */
-	REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL,
-		    AR_GPIO_INPUT_EN_VAL_RFSILENT_BB);
-	/* Set input mux for rfsilent_bb_l to GPIO #0 */
-	REG_CLR_BIT(ah, AR_GPIO_INPUT_MUX2,
-		    AR_GPIO_INPUT_MUX2_RFSILENT);
-
-	/*
-	 * Configure the desired GPIO port for input and
-	 * enable baseband rf silence.
-	 */
-	ath9k_hw_cfg_gpio_input(ah, ah->rfkill_gpio);
-	REG_SET_BIT(ah, AR_PHY_TEST, RFSILENT_BB);
-}
-
 static void ar9003_hw_set_diversity(struct ath_hw *ah, bool value)
 {
 	u32 v = REG_READ(ah, AR_PHY_CCK_DETECT);
@@ -1203,7 +1181,6 @@ void ar9003_hw_attach_phy_ops(struct ath
 	priv_ops->set_delta_slope = ar9003_hw_set_delta_slope;
 	priv_ops->rfbus_req = ar9003_hw_rfbus_req;
 	priv_ops->rfbus_done = ar9003_hw_rfbus_done;
-	priv_ops->enable_rfkill = ar9003_hw_enable_rfkill;
 	priv_ops->set_diversity = ar9003_hw_set_diversity;
 	priv_ops->ani_control = ar9003_hw_ani_control;
 	priv_ops->do_getnf = ar9003_hw_do_getnf;
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -189,6 +189,7 @@ struct ath_txq {
 	struct list_head axq_q;
 	spinlock_t axq_lock;
 	u32 axq_depth;
+	u32 axq_ampdu_depth;
 	bool stopped;
 	bool axq_tx_inprogress;
 	struct list_head axq_acq;
--- a/drivers/net/wireless/ath/ath9k/hw-ops.h
+++ b/drivers/net/wireless/ath/ath9k/hw-ops.h
@@ -223,11 +223,6 @@ static inline void ath9k_hw_rfbus_done(s
 	return ath9k_hw_private_ops(ah)->rfbus_done(ah);
 }
 
-static inline void ath9k_enable_rfkill(struct ath_hw *ah)
-{
-	return ath9k_hw_private_ops(ah)->enable_rfkill(ah);
-}
-
 static inline void ath9k_hw_restore_chainmask(struct ath_hw *ah)
 {
 	if (!ath9k_hw_private_ops(ah)->restore_chainmask)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -491,6 +491,17 @@ static int __ath9k_hw_init(struct ath_hw
 	if (ah->hw_version.devid == AR5416_AR9100_DEVID)
 		ah->hw_version.macVersion = AR_SREV_VERSION_9100;
 
+	ath9k_hw_read_revisions(ah);
+
+	/*
+	 * Read back AR_WA into a permanent copy and set bits 14 and 17.
+	 * We need to do this to avoid RMW of this register. We cannot
+	 * read the reg when chip is asleep.
+	 */
+	ah->WARegVal = REG_READ(ah, AR_WA);
+	ah->WARegVal |= (AR_WA_D3_L1_DISABLE |
+			 AR_WA_ASPM_TIMER_BASED_DISABLE);
+
 	if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
 		ath_err(common, "Couldn't reset chip\n");
 		return -EIO;
@@ -559,14 +570,6 @@ static int __ath9k_hw_init(struct ath_hw
 
 	ath9k_hw_init_mode_regs(ah);
 
-	/*
-	 * Read back AR_WA into a permanent copy and set bits 14 and 17.
-	 * We need to do this to avoid RMW of this register. We cannot
-	 * read the reg when chip is asleep.
-	 */
-	ah->WARegVal = REG_READ(ah, AR_WA);
-	ah->WARegVal |= (AR_WA_D3_L1_DISABLE |
-			 AR_WA_ASPM_TIMER_BASED_DISABLE);
 
 	if (ah->is_pciexpress)
 		ath9k_hw_configpcipowersave(ah, 0, 0);
@@ -1078,8 +1081,6 @@ static bool ath9k_hw_set_reset_power_on(
 		return false;
 	}
 
-	ath9k_hw_read_revisions(ah);
-
 	return ath9k_hw_set_reset(ah, ATH9K_RESET_WARM);
 }
 
@@ -1399,7 +1400,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
 	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);
 
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -576,7 +576,6 @@ struct ath_hw_private_ops {
 	void (*set_delta_slope)(struct ath_hw *ah, struct ath9k_channel *chan);
 	bool (*rfbus_req)(struct ath_hw *ah);
 	void (*rfbus_done)(struct ath_hw *ah);
-	void (*enable_rfkill)(struct ath_hw *ah);
 	void (*restore_chainmask)(struct ath_hw *ah);
 	void (*set_diversity)(struct ath_hw *ah, bool value);
 	u32 (*compute_pll_control)(struct ath_hw *ah,
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -838,7 +838,7 @@ static void ath_tx_sched_aggr(struct ath
 		ath_tx_txqaddbuf(sc, txq, &bf_q);
 		TX_STAT_INC(txq->axq_qnum, a_aggr);
 
-	} while (txq->axq_depth < ATH_AGGR_MIN_QDEPTH &&
+	} while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH &&
 		 status != ATH_AGGR_BAW_CLOSED);
 }
 
@@ -999,6 +999,7 @@ struct ath_txq *ath_txq_setup(struct ath
 		INIT_LIST_HEAD(&txq->axq_acq);
 		spin_lock_init(&txq->axq_lock);
 		txq->axq_depth = 0;
+		txq->axq_ampdu_depth = 0;
 		txq->axq_tx_inprogress = false;
 		sc->tx.txqsetup |= 1<<qnum;
 
@@ -1068,6 +1069,12 @@ int ath_cabq_update(struct ath_softc *sc
 	return 0;
 }
 
+static bool bf_is_ampdu_not_probing(struct ath_buf *bf)
+{
+    struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu);
+    return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE);
+}
+
 /*
  * Drain a given TX queue (could be Beacon or Data)
  *
@@ -1126,7 +1133,8 @@ void ath_draintxq(struct ath_softc *sc, 
 		}
 
 		txq->axq_depth--;
-
+		if (bf_is_ampdu_not_probing(bf))
+			txq->axq_ampdu_depth--;
 		spin_unlock_bh(&txq->axq_lock);
 
 		if (bf_isampdu(bf))
@@ -1316,6 +1324,8 @@ static void ath_tx_txqaddbuf(struct ath_
 		ath9k_hw_txstart(ah, txq->axq_qnum);
 	}
 	txq->axq_depth++;
+	if (bf_is_ampdu_not_probing(bf))
+		txq->axq_ampdu_depth++;
 }
 
 static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_atx_tid *tid,
@@ -1336,7 +1346,7 @@ static void ath_tx_send_ampdu(struct ath
 	 */
 	if (!list_empty(&tid->buf_q) || tid->paused ||
 	    !BAW_WITHIN(tid->seq_start, tid->baw_size, fi->seqno) ||
-	    txctl->txq->axq_depth >= ATH_AGGR_MIN_QDEPTH) {
+	    txctl->txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) {
 		/*
 		 * Add this frame to software queue for scheduling later
 		 * for aggregation.
@@ -2040,6 +2050,9 @@ static void ath_tx_processq(struct ath_s
 		txq->axq_tx_inprogress = false;
 		if (bf_held)
 			list_del(&bf_held->list);
+
+		if (bf_is_ampdu_not_probing(bf))
+			txq->axq_ampdu_depth--;
 		spin_unlock_bh(&txq->axq_lock);
 
 		if (bf_held)
@@ -2168,6 +2181,8 @@ void ath_tx_edma_tasklet(struct ath_soft
 		INCR(txq->txq_tailidx, ATH_TXFIFO_DEPTH);
 		txq->axq_depth--;
 		txq->axq_tx_inprogress = false;
+		if (bf_is_ampdu_not_probing(bf))
+			txq->axq_ampdu_depth--;
 		spin_unlock_bh(&txq->axq_lock);
 
 		txok = !(txs.ts_status & ATH9K_TXERR_MASK);