Merge tag 'wireless-drivers-next-2019-11-22' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
wireless-drivers-next patches for v5.5

Last set of patches for v5.5. Major features here 802.11ax support for
qtnfmac and airtime fairness support to mt76. And naturally smaller
fixes and improvements all over.

Major changes:

qtnfmac

* add 802.11ax support in AP mode

* enable offload bridging support

iwlwifi

* support TX/RX antennas reporting

mt76

* mt7615 smart carrier sense support

* aggregation statistics via debugfs

* airtime fairness (ATF) support

* mt76x0 OF mac address support
====================

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>

1 files changed, 22 insertions, 3 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
index 4b3217b43a04..962e2822d19f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c
@@ -13,6 +13,7 @@ mt7603_start(struct ieee80211_hw *hw)
 {
 	struct mt7603_dev *dev = hw->priv;
 
+	mt7603_mac_reset_counters(dev);
 	mt7603_mac_start(dev);
 	dev->mt76.survey_time = ktime_get_boottime();
 	set_bit(MT76_STATE_RUNNING, &dev->mt76.state);
@@ -65,6 +66,7 @@ mt7603_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 
 	idx = MT7603_WTBL_RESERVED - 1 - mvif->idx;
 	dev->vif_mask |= BIT(mvif->idx);
+	INIT_LIST_HEAD(&mvif->sta.poll_list);
 	mvif->sta.wcid.idx = idx;
 	mvif->sta.wcid.hw_key_idx = -1;
 
@@ -86,8 +88,9 @@ static void
 mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
 	struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv;
+	struct mt7603_sta *msta = &mvif->sta;
 	struct mt7603_dev *dev = hw->priv;
-	int idx = mvif->sta.wcid.idx;
+	int idx = msta->wcid.idx;
 
 	mt76_wr(dev, MT_MAC_ADDR0(mvif->idx), 0);
 	mt76_wr(dev, MT_MAC_ADDR1(mvif->idx), 0);
@@ -98,6 +101,11 @@ mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
 	mt76_txq_remove(&dev->mt76, vif->txq);
 
+	spin_lock_bh(&dev->sta_poll_lock);
+	if (!list_empty(&msta->poll_list))
+		list_del_init(&msta->poll_list);
+	spin_unlock_bh(&dev->sta_poll_lock);
+
 	mutex_lock(&dev->mt76.mutex);
 	dev->vif_mask &= ~BIT(mvif->idx);
 	mutex_unlock(&dev->mt76.mutex);
@@ -324,6 +332,7 @@ mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 	if (idx < 0)
 		return -ENOSPC;
 
+	INIT_LIST_HEAD(&msta->poll_list);
 	__skb_queue_head_init(&msta->psq);
 	msta->ps = ~0;
 	msta->smps = ~0;
@@ -360,6 +369,11 @@ mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 	mt7603_filter_tx(dev, wcid->idx, true);
 	spin_unlock_bh(&dev->ps_lock);
 
+	spin_lock_bh(&dev->sta_poll_lock);
+	if (!list_empty(&msta->poll_list))
+		list_del_init(&msta->poll_list);
+	spin_unlock_bh(&dev->sta_poll_lock);
+
 	mt7603_wtbl_clear(dev, wcid->idx);
 }
 
@@ -555,12 +569,14 @@ mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	u16 ssn = params->ssn;
 	u8 ba_size = params->buf_size;
 	struct mt76_txq *mtxq;
+	int ret = 0;
 
 	if (!txq)
 		return -EINVAL;
 
 	mtxq = (struct mt76_txq *)txq->drv_priv;
 
+	mutex_lock(&dev->mt76.mutex);
 	switch (action) {
 	case IEEE80211_AMPDU_RX_START:
 		mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn,
@@ -582,15 +598,17 @@ mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		break;
 	case IEEE80211_AMPDU_TX_START:
 		mtxq->agg_ssn = IEEE80211_SN_TO_SEQ(ssn);
-		return IEEE80211_AMPDU_TX_START_IMMEDIATE;
+		ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
+		break;
 	case IEEE80211_AMPDU_TX_STOP_CONT:
 		mtxq->aggr = false;
 		mt7603_mac_tx_ba_reset(dev, msta->wcid.idx, tid, -1);
 		ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
 		break;
 	}
+	mutex_unlock(&dev->mt76.mutex);
 
-	return 0;
+	return ret;
 }
 
 static void
@@ -675,6 +693,7 @@ const struct ieee80211_ops mt7603_ops = {
 	.set_coverage_class = mt7603_set_coverage_class,
 	.set_tim = mt76_set_tim,
 	.get_survey = mt76_get_survey,
+	.get_antenna = mt76_get_antenna,
 };
 
 MODULE_LICENSE("Dual BSD/GPL");