diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 3c25507..7368a04 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -582,6 +582,38 @@ static void ath10k_peer_cleanup_all(struct ath10k *ar)
 	ar->num_stations = 0;
 }
 
+static int ath10k_mac_tdls_peer_update(struct ath10k *ar, u32 vdev_id,
+				       struct ieee80211_sta *sta,
+				       enum wmi_tdls_peer_state state)
+{
+	int ret;
+	struct wmi_tdls_peer_update_cmd_arg arg = {};
+	struct wmi_tdls_peer_capab_arg cap = {};
+	struct wmi_channel_arg chan_arg = {};
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	arg.vdev_id = vdev_id;
+	arg.peer_state = state;
+	ether_addr_copy(arg.addr, sta->addr);
+
+	cap.peer_max_sp = sta->max_sp;
+	cap.peer_uapsd_queues = sta->uapsd_queues;
+
+	if (state == WMI_TDLS_PEER_STATE_CONNECTED &&
+	    !sta->tdls_initiator)
+		cap.is_peer_responder = 1;
+
+	ret = ath10k_wmi_tdls_peer_update(ar, &arg, &cap, &chan_arg);
+	if (ret) {
+		ath10k_warn(ar, "failed to update tdls peer %pM on vdev %i: %i\n",
+			    arg.addr, vdev_id, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
 /************************/
 /* Interface management */
 /************************/
@@ -2523,7 +2555,7 @@ static u8 ath10k_tx_h_get_vdev_id(struct ath10k *ar, struct ieee80211_vif *vif)
 
 static enum ath10k_hw_txrx_mode
 ath10k_tx_h_get_txmode(struct ath10k *ar, struct ieee80211_vif *vif,
-		       struct sk_buff *skb)
+		       struct ieee80211_sta *sta, struct sk_buff *skb)
 {
 	const struct ieee80211_hdr *hdr = (void *)skb->data;
 	__le16 fc = hdr->frame_control;
@@ -2555,6 +2587,15 @@ ath10k_tx_h_get_txmode(struct ath10k *ar, struct ieee80211_vif *vif,
 	    !test_bit(ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX, ar->fw_features))
 		return ATH10K_HW_TXRX_MGMT;
 
+	/* Workaround:
+	 *
+	 * Some wmi-tlv firmwares for qca6174 have broken Tx key selection for
+	 * NativeWifi txmode - it selects AP key instead of peer key. It seems
+	 * to work with Ethernet txmode so use it.
+	 */
+	if (ieee80211_is_data_present(fc) && sta && sta->tdls)
+		return ATH10K_HW_TXRX_ETHERNET;
+
 	return ATH10K_HW_TXRX_NATIVE_WIFI;
 }
 
@@ -2991,6 +3032,7 @@ static void ath10k_tx(struct ieee80211_hw *hw,
 	struct ath10k *ar = hw->priv;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	struct ieee80211_vif *vif = info->control.vif;
+	struct ieee80211_sta *sta = control->sta;
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 	__le16 fc = hdr->frame_control;
 
@@ -3001,7 +3043,7 @@ static void ath10k_tx(struct ieee80211_hw *hw,
 	ATH10K_SKB_CB(skb)->htt.is_offchan = false;
 	ATH10K_SKB_CB(skb)->htt.tid = ath10k_tx_h_get_tid(hdr);
 	ATH10K_SKB_CB(skb)->vdev_id = ath10k_tx_h_get_vdev_id(ar, vif);
-	ATH10K_SKB_CB(skb)->txmode = ath10k_tx_h_get_txmode(ar, vif, skb);
+	ATH10K_SKB_CB(skb)->txmode = ath10k_tx_h_get_txmode(ar, vif, sta, skb);
 	ATH10K_SKB_CB(skb)->is_protected = ieee80211_has_protected(fc);
 
 	switch (ATH10K_SKB_CB(skb)->txmode) {
@@ -4417,6 +4459,59 @@ static void ath10k_mac_dec_num_stations(struct ath10k_vif *arvif,
 	ar->num_stations--;
 }
 
+struct ath10k_mac_tdls_iter_data {
+	u32 num_tdls_stations;
+	struct ieee80211_vif *curr_vif;
+};
+
+static void ath10k_mac_tdls_vif_stations_count_iter(void *data,
+						    struct ieee80211_sta *sta)
+{
+	struct ath10k_mac_tdls_iter_data *iter_data = data;
+	struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+	struct ieee80211_vif *sta_vif = arsta->arvif->vif;
+
+	if (sta->tdls && sta_vif == iter_data->curr_vif)
+		iter_data->num_tdls_stations++;
+}
+
+static int ath10k_mac_tdls_vif_stations_count(struct ieee80211_hw *hw,
+					      struct ieee80211_vif *vif)
+{
+	struct ath10k_mac_tdls_iter_data data = {};
+
+	data.curr_vif = vif;
+
+	ieee80211_iterate_stations_atomic(hw,
+					  ath10k_mac_tdls_vif_stations_count_iter,
+					  &data);
+	return data.num_tdls_stations;
+}
+
+static void ath10k_mac_tdls_vifs_count_iter(void *data, u8 *mac,
+					    struct ieee80211_vif *vif)
+{
+	struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
+	int *num_tdls_vifs = data;
+
+	if (vif->type != NL80211_IFTYPE_STATION)
+		return;
+
+	if (ath10k_mac_tdls_vif_stations_count(arvif->ar->hw, vif) > 0)
+		(*num_tdls_vifs)++;
+}
+
+static int ath10_mac_tdls_vifs_count(struct ieee80211_hw *hw)
+{
+	int num_tdls_vifs = 0;
+
+	ieee80211_iterate_active_interfaces_atomic(hw,
+						   IEEE80211_IFACE_ITER_NORMAL,
+						   ath10k_mac_tdls_vifs_count_iter,
+						   &num_tdls_vifs);
+	return num_tdls_vifs;
+}
+
 static int ath10k_sta_state(struct ieee80211_hw *hw,
 			    struct ieee80211_vif *vif,
 			    struct ieee80211_sta *sta,
@@ -4447,6 +4542,10 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 		/*
 		 * New station addition.
 		 */
+		enum wmi_peer_type peer_type = WMI_PEER_TYPE_DEFAULT;
+		u32 num_tdls_stations;
+		u32 num_tdls_vifs;
+
 		ath10k_dbg(ar, ATH10K_DBG_MAC,
 			   "mac vdev %d peer create %pM (new sta) sta %d / %d peer %d / %d\n",
 			   arvif->vdev_id, sta->addr,
@@ -4460,8 +4559,11 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			goto exit;
 		}
 
+		if (sta->tdls)
+			peer_type = WMI_PEER_TYPE_TDLS;
+
 		ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr,
-					 WMI_PEER_TYPE_DEFAULT);
+					 peer_type);
 		if (ret) {
 			ath10k_warn(ar, "failed to add peer %pM for vdev %d when adding a new sta: %i\n",
 				    sta->addr, arvif->vdev_id, ret);
@@ -4469,7 +4571,8 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			goto exit;
 		}
 
-		if (vif->type == NL80211_IFTYPE_STATION) {
+		if (vif->type == NL80211_IFTYPE_STATION &&
+		    !sta->tdls) {
 			WARN_ON(arvif->is_started);
 
 			ret = ath10k_vdev_start(arvif);
@@ -4484,6 +4587,53 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 
 			arvif->is_started = true;
 		}
+
+		if (!sta->tdls)
+			goto exit;
+
+		num_tdls_stations = ath10k_mac_tdls_vif_stations_count(hw, vif);
+		num_tdls_vifs = ath10_mac_tdls_vifs_count(hw);
+
+		if (num_tdls_vifs >= ar->max_num_tdls_vdevs &&
+		    num_tdls_stations == 0) {
+			ath10k_warn(ar, "vdev %i exceeded maximum number of tdls vdevs %i\n",
+				    arvif->vdev_id, ar->max_num_tdls_vdevs);
+			ath10k_peer_delete(ar, arvif->vdev_id, sta->addr);
+			ath10k_mac_dec_num_stations(arvif, sta);
+			ret = -ENOBUFS;
+			goto exit;
+		}
+
+		if (num_tdls_stations == 0) {
+			/* This is the first tdls peer in current vif */
+			enum wmi_tdls_state state = WMI_TDLS_ENABLE_ACTIVE;
+
+			ret = ath10k_wmi_update_fw_tdls_state(ar, arvif->vdev_id,
+							      state);
+			if (ret) {
+				ath10k_warn(ar, "failed to update fw tdls state on vdev %i: %i\n",
+					    arvif->vdev_id, ret);
+				ath10k_peer_delete(ar, arvif->vdev_id,
+						   sta->addr);
+				ath10k_mac_dec_num_stations(arvif, sta);
+				goto exit;
+			}
+		}
+
+		ret = ath10k_mac_tdls_peer_update(ar, arvif->vdev_id, sta,
+						  WMI_TDLS_PEER_STATE_PEERING);
+		if (ret) {
+			ath10k_warn(ar,
+				    "failed to update tdls peer %pM for vdev %d when adding a new sta: %i\n",
+				    sta->addr, arvif->vdev_id, ret);
+			ath10k_peer_delete(ar, arvif->vdev_id, sta->addr);
+			ath10k_mac_dec_num_stations(arvif, sta);
+
+			if (num_tdls_stations != 0)
+				goto exit;
+			ath10k_wmi_update_fw_tdls_state(ar, arvif->vdev_id,
+							WMI_TDLS_DISABLE);
+		}
 	} else if ((old_state == IEEE80211_STA_NONE &&
 		    new_state == IEEE80211_STA_NOTEXIST)) {
 		/*
@@ -4493,7 +4643,8 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			   "mac vdev %d peer delete %pM (sta gone)\n",
 			   arvif->vdev_id, sta->addr);
 
-		if (vif->type == NL80211_IFTYPE_STATION) {
+		if (vif->type == NL80211_IFTYPE_STATION &&
+		    !sta->tdls) {
 			WARN_ON(!arvif->is_started);
 
 			ret = ath10k_vdev_stop(arvif);
@@ -4510,6 +4661,20 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 				    sta->addr, arvif->vdev_id, ret);
 
 		ath10k_mac_dec_num_stations(arvif, sta);
+
+		if (!sta->tdls)
+			goto exit;
+
+		if (ath10k_mac_tdls_vif_stations_count(hw, vif))
+			goto exit;
+
+		/* This was the last tdls peer in current vif */
+		ret = ath10k_wmi_update_fw_tdls_state(ar, arvif->vdev_id,
+						      WMI_TDLS_DISABLE);
+		if (ret) {
+			ath10k_warn(ar, "failed to update fw tdls state on vdev %i: %i\n",
+				    arvif->vdev_id, ret);
+		}
 	} else if (old_state == IEEE80211_STA_AUTH &&
 		   new_state == IEEE80211_STA_ASSOC &&
 		   (vif->type == NL80211_IFTYPE_AP ||
@@ -4525,9 +4690,30 @@ static int ath10k_sta_state(struct ieee80211_hw *hw,
 			ath10k_warn(ar, "failed to associate station %pM for vdev %i: %i\n",
 				    sta->addr, arvif->vdev_id, ret);
 	} else if (old_state == IEEE80211_STA_ASSOC &&
-		   new_state == IEEE80211_STA_AUTH &&
-		   (vif->type == NL80211_IFTYPE_AP ||
-		    vif->type == NL80211_IFTYPE_ADHOC)) {
+		   new_state == IEEE80211_STA_AUTHORIZED &&
+		   sta->tdls) {
+		/*
+		 * Tdls station authorized.
+		 */
+		ath10k_dbg(ar, ATH10K_DBG_MAC, "mac tdls sta %pM authorized\n",
+			   sta->addr);
+
+		ret = ath10k_station_assoc(ar, vif, sta, false);
+		if (ret) {
+			ath10k_warn(ar, "failed to associate tdls station %pM for vdev %i: %i\n",
+				    sta->addr, arvif->vdev_id, ret);
+			goto exit;
+		}
+
+		ret = ath10k_mac_tdls_peer_update(ar, arvif->vdev_id, sta,
+						  WMI_TDLS_PEER_STATE_CONNECTED);
+		if (ret)
+			ath10k_warn(ar, "failed to update tdls peer %pM for vdev %i: %i\n",
+				    sta->addr, arvif->vdev_id, ret);
+	} else if (old_state == IEEE80211_STA_ASSOC &&
+		    new_state == IEEE80211_STA_AUTH &&
+		    (vif->type == NL80211_IFTYPE_AP ||
+		     vif->type == NL80211_IFTYPE_ADHOC)) {
 		/*
 		 * Disassociation.
 		 */
@@ -5929,6 +6115,9 @@ int ath10k_mac_register(struct ath10k *ar)
 			NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
 	}
 
+	if (test_bit(WMI_SERVICE_TDLS, ar->wmi.svc_map))
+		ar->hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS;
+
 	ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
 	ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
 	ar->hw->wiphy->max_remain_on_channel_duration = 5000;
