6 files changed, 68 insertions, 37 deletions

diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h
index 234ea939d316..f595204f493d 100644
--- a/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1395,10 +1395,6 @@ struct ath5k_hw {
 	u32			ah_txq_imr_nofrm;
 
 	u32			ah_txq_isr_txok_all;
-	u32			ah_txq_isr_txurn;
-	u32			ah_txq_isr_qcborn;
-	u32			ah_txq_isr_qcburn;
-	u32			ah_txq_isr_qtrig;
 
 	u32			*ah_rf_banks;
 	size_t			ah_rf_banks_size;
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index cef17f33c69e..c59c14483177 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -727,6 +727,43 @@ ath5k_get_rate_hw_value(const struct ieee80211_hw *hw,
 	return hw_rate;
 }
 
+static bool ath5k_merge_ratetbl(struct ieee80211_sta *sta,
+				struct ath5k_buf *bf,
+				struct ieee80211_tx_info *tx_info)
+{
+	struct ieee80211_sta_rates *ratetbl;
+	u8 i;
+
+	if (!sta)
+		return false;
+
+	ratetbl = rcu_dereference(sta->rates);
+	if (!ratetbl)
+		return false;
+
+	if (tx_info->control.rates[0].idx < 0 ||
+	    tx_info->control.rates[0].count == 0)
+	{
+		i = 0;
+	} else {
+		bf->rates[0] = tx_info->control.rates[0];
+		i = 1;
+	}
+
+	for ( ; i < IEEE80211_TX_MAX_RATES; i++) {
+		bf->rates[i].idx = ratetbl->rate[i].idx;
+		bf->rates[i].flags = ratetbl->rate[i].flags;
+		if (tx_info->control.use_rts)
+			bf->rates[i].count = ratetbl->rate[i].count_rts;
+		else if (tx_info->control.use_cts_prot)
+			bf->rates[i].count = ratetbl->rate[i].count_cts;
+		else
+			bf->rates[i].count = ratetbl->rate[i].count;
+	}
+
+	return true;
+}
+
 static int
 ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf,
 		  struct ath5k_txq *txq, int padsize,
@@ -737,6 +774,7 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf,
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	unsigned int pktlen, flags, keyidx = AR5K_TXKEYIX_INVALID;
 	struct ieee80211_rate *rate;
+	struct ieee80211_sta *sta;
 	unsigned int mrr_rate[3], mrr_tries[3];
 	int i, ret;
 	u16 hw_rate;
@@ -753,8 +791,16 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf,
 	if (dma_mapping_error(ah->dev, bf->skbaddr))
 		return -ENOSPC;
 
-	ieee80211_get_tx_rates(info->control.vif, (control) ? control->sta : NULL, skb, bf->rates,
-			       ARRAY_SIZE(bf->rates));
+	if (control)
+		sta = control->sta;
+	else
+		sta = NULL;
+
+	if (!ath5k_merge_ratetbl(sta, bf, info)) {
+		ieee80211_get_tx_rates(info->control.vif,
+				       sta, skb, bf->rates,
+				       ARRAY_SIZE(bf->rates));
+	}
 
 	rate = ath5k_get_rate(ah->hw, info, bf, 0);
 
@@ -1900,7 +1946,7 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 		goto out;
 	}
 
-	skb = ieee80211_beacon_get(hw, vif);
+	skb = ieee80211_beacon_get(hw, vif, 0);
 
 	if (!skb) {
 		ret = -ENOMEM;
@@ -1936,7 +1982,7 @@ ath5k_beacon_send(struct ath5k_hw *ah)
 
 	/*
 	 * Check if the previous beacon has gone out.  If
-	 * not, don't don't try to post another: skip this
+	 * not, don't try to post another: skip this
 	 * period and wait for the next.  Missed beacons
 	 * indicate a problem and should not occur.  If we
 	 * miss too many consecutive beacons reset the device.
diff --git a/drivers/net/wireless/ath/ath5k/dma.c b/drivers/net/wireless/ath/ath5k/dma.c
index e6c52f7c26e7..d9e376eb040e 100644
--- a/drivers/net/wireless/ath/ath5k/dma.c
+++ b/drivers/net/wireless/ath/ath5k/dma.c
@@ -650,6 +650,7 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask)
 		 */
 		*interrupt_mask = (pisr & AR5K_INT_COMMON) & ah->ah_imr;
 
+		ah->ah_txq_isr_txok_all = 0;
 
 		/* We treat TXOK,TXDESC, TXERR and TXEOL
 		 * the same way (schedule the tx tasklet)
@@ -670,13 +671,6 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask)
 			ah->ah_txq_isr_txok_all |= AR5K_REG_MS(sisr1,
 						AR5K_SISR1_QCU_TXEOL);
 
-		/* Currently this is not much useful since we treat
-		 * all queues the same way if we get a TXURN (update
-		 * tx trigger level) but we might need it later on*/
-		if (pisr & AR5K_ISR_TXURN)
-			ah->ah_txq_isr_txurn |= AR5K_REG_MS(sisr2,
-						AR5K_SISR2_QCU_TXURN);
-
 		/* Misc Beacon related interrupts */
 
 		/* For AR5211 */
@@ -709,25 +703,16 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask)
 			*interrupt_mask |= AR5K_INT_BNR;
 
 		/* A queue got CBR overrun */
-		if (unlikely(pisr & (AR5K_ISR_QCBRORN))) {
+		if (unlikely(pisr & (AR5K_ISR_QCBRORN)))
 			*interrupt_mask |= AR5K_INT_QCBRORN;
-			ah->ah_txq_isr_qcborn |= AR5K_REG_MS(sisr3,
-						AR5K_SISR3_QCBRORN);
-		}
 
 		/* A queue got CBR underrun */
-		if (unlikely(pisr & (AR5K_ISR_QCBRURN))) {
+		if (unlikely(pisr & (AR5K_ISR_QCBRURN)))
 			*interrupt_mask |= AR5K_INT_QCBRURN;
-			ah->ah_txq_isr_qcburn |= AR5K_REG_MS(sisr3,
-						AR5K_SISR3_QCBRURN);
-		}
 
 		/* A queue got triggered */
-		if (unlikely(pisr & (AR5K_ISR_QTRIG))) {
+		if (unlikely(pisr & (AR5K_ISR_QTRIG)))
 			*interrupt_mask |= AR5K_INT_QTRIG;
-			ah->ah_txq_isr_qtrig |= AR5K_REG_MS(sisr4,
-						AR5K_SISR4_QTRIG);
-		}
 
 		data = pisr;
 	}
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index 1fbc2c19848f..d444b3d70ba2 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -746,6 +746,9 @@ ath5k_eeprom_convert_pcal_info_5111(struct ath5k_hw *ah, int mode,
 			}
 		}
 
+		if (idx == AR5K_EEPROM_N_PD_CURVES)
+			goto err_out;
+
 		ee->ee_pd_gains[mode] = 1;
 
 		pd = &chinfo[pier].pd_curves[idx];
diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
index 532eeac9e83e..ed5d2160a72a 100644
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -250,7 +250,7 @@ unlock:
 
 static void
 ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
-		       struct ieee80211_bss_conf *bss_conf, u32 changes)
+		       struct ieee80211_bss_conf *bss_conf, u64 changes)
 {
 	struct ath5k_vif *avf = (void *)vif->drv_priv;
 	struct ath5k_hw *ah = hw->priv;
@@ -278,9 +278,9 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	}
 
 	if (changes & BSS_CHANGED_ASSOC) {
-		avf->assoc = bss_conf->assoc;
-		if (bss_conf->assoc)
-			ah->assoc = bss_conf->assoc;
+		avf->assoc = vif->cfg.assoc;
+		if (vif->cfg.assoc)
+			ah->assoc = vif->cfg.assoc;
 		else
 			ah->assoc = ath5k_any_vif_assoc(ah);
 
@@ -288,11 +288,11 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			ath5k_set_beacon_filter(hw, ah->assoc);
 		ath5k_hw_set_ledstate(ah, ah->assoc ?
 			AR5K_LED_ASSOC : AR5K_LED_INIT);
-		if (bss_conf->assoc) {
+		if (vif->cfg.assoc) {
 			ATH5K_DBG(ah, ATH5K_DEBUG_ANY,
 				  "Bss Info ASSOC %d, bssid: %pM\n",
-				  bss_conf->aid, common->curbssid);
-			common->curaid = bss_conf->aid;
+				  vif->cfg.aid, common->curbssid);
+			common->curaid = vif->cfg.aid;
 			ath5k_hw_set_bssid(ah);
 			/* Once ANI is available you would start it here */
 		}
@@ -410,7 +410,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
 	/* FIF_CONTROL doc says we should only pass on control frames for this
 	 * station. This needs testing. I believe right now this
 	 * enables *all* control frames, which is OK.. but
-	 * but we should see if we can improve on granularity */
+	 * we should see if we can improve on granularity */
 	if (*new_flags & FIF_CONTROL)
 		rfilt |= AR5K_RX_FILTER_CONTROL;
 
@@ -572,7 +572,8 @@ ath5k_get_stats(struct ieee80211_hw *hw,
 
 
 static int
-ath5k_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
+ath5k_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+	      unsigned int link_id, u16 queue,
 	      const struct ieee80211_tx_queue_params *params)
 {
 	struct ath5k_hw *ah = hw->priv;
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 00f9e347d414..5797ef9c73d7 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -3136,7 +3136,7 @@ ath5k_combine_pwr_to_pdadc_curves(struct ath5k_hw *ah,
 		pdadc_n = gain_boundaries[pdg] + pd_gain_overlap - pwr_min[pdg];
 		/* Limit it to be inside pwr range */
 		table_size = pwr_max[pdg] - pwr_min[pdg];
-		max_idx = (pdadc_n < table_size) ? pdadc_n : table_size;
+		max_idx = min(pdadc_n, table_size);
 
 		/* Fill pdadc_out table */
 		while (pdadc_0 < max_idx && pdadc_i < 128)