diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 3a92c09d4692..eeaeb8475666 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -2714,9 +2714,6 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw,
 
 	iwl_mvm_mac_ctxt_remove(mvm, vif);
 
-	kfree(mvmvif->ap_wep_key);
-	mvmvif->ap_wep_key = NULL;
-
 	mutex_unlock(&mvm->mutex);
 }
 
@@ -3183,24 +3180,7 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
 		ret = iwl_mvm_update_sta(mvm, vif, sta);
 	} else if (old_state == IEEE80211_STA_ASSOC &&
 		   new_state == IEEE80211_STA_AUTHORIZED) {
-		/* if wep is used, need to set the key for the station now */
-		if (vif->type == NL80211_IFTYPE_AP && mvmvif->ap_wep_key) {
-			mvm_sta->wep_key =
-				kmemdup(mvmvif->ap_wep_key,
-					sizeof(*mvmvif->ap_wep_key) +
-					mvmvif->ap_wep_key->keylen,
-					GFP_KERNEL);
-			if (!mvm_sta->wep_key) {
-				ret = -ENOMEM;
-				goto out_unlock;
-			}
-
-			ret = iwl_mvm_set_sta_key(mvm, vif, sta,
-						  mvm_sta->wep_key,
-						  STA_KEY_IDX_INVALID);
-		} else {
-			ret = 0;
-		}
+		ret = 0;
 
 		/* we don't support TDLS during DCM */
 		if (iwl_mvm_phy_ctx_count(mvm) > 1)
@@ -3242,17 +3222,6 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
 						   NL80211_TDLS_DISABLE_LINK);
 		}
 
-		/* Remove STA key if this is an AP using WEP */
-		if (vif->type == NL80211_IFTYPE_AP && mvmvif->ap_wep_key) {
-			int rm_ret = iwl_mvm_remove_sta_key(mvm, vif, sta,
-							    mvm_sta->wep_key);
-
-			if (!ret)
-				ret = rm_ret;
-			kfree(mvm_sta->wep_key);
-			mvm_sta->wep_key = NULL;
-		}
-
 		if (unlikely(ret &&
 			     test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
 				      &mvm->status)))
@@ -3439,20 +3408,12 @@ static int iwl_mvm_mac_set_key(struct ieee80211_hw *hw,
 		break;
 	case WLAN_CIPHER_SUITE_WEP40:
 	case WLAN_CIPHER_SUITE_WEP104:
-		if (vif->type == NL80211_IFTYPE_AP) {
-			struct iwl_mvm_vif *mvmvif =
-				iwl_mvm_vif_from_mac80211(vif);
-
-			mvmvif->ap_wep_key = kmemdup(key,
-						     sizeof(*key) + key->keylen,
-						     GFP_KERNEL);
-			if (!mvmvif->ap_wep_key)
-				return -ENOMEM;
-		}
-
-		if (vif->type != NL80211_IFTYPE_STATION)
-			return 0;
-		break;
+		if (vif->type == NL80211_IFTYPE_STATION)
+			break;
+		if (iwl_mvm_has_new_tx_api(mvm))
+			return -EOPNOTSUPP;
+		/* support HW crypto on TX */
+		return 0;
 	default:
 		/* currently FW supports only one optional cipher scheme */
 		if (hw->n_cipher_schemes &&
@@ -3540,12 +3501,17 @@ static int iwl_mvm_mac_set_key(struct ieee80211_hw *hw,
 		ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, key_offset);
 		if (ret) {
 			IWL_WARN(mvm, "set key failed\n");
+			key->hw_key_idx = STA_KEY_IDX_INVALID;
 			/*
 			 * can't add key for RX, but we don't need it
-			 * in the device for TX so still return 0
+			 * in the device for TX so still return 0,
+			 * unless we have new TX API where we cannot
+			 * put key material into the TX_CMD
 			 */
-			key->hw_key_idx = STA_KEY_IDX_INVALID;
-			ret = 0;
+			if (iwl_mvm_has_new_tx_api(mvm))
+				ret = -EOPNOTSUPP;
+			else
+				ret = 0;
 		}
 
 		break;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index bca6f6b536d9..a50dc53df086 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -498,7 +498,6 @@ struct iwl_mvm_vif {
 	netdev_features_t features;
 
 	struct iwl_probe_resp_data __rcu *probe_resp_data;
-	struct ieee80211_key_conf *ap_wep_key;
 };
 
 static inline struct iwl_mvm_vif *
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 498c315291cf..db26f0041a81 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2015 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2015 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -2333,21 +2333,6 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 		iwl_mvm_enable_txq(mvm, NULL, mvmvif->cab_queue, 0, &cfg,
 				   timeout);
 
-	if (mvmvif->ap_wep_key) {
-		u8 key_offset = iwl_mvm_set_fw_key_idx(mvm);
-
-		__set_bit(key_offset, mvm->fw_key_table);
-
-		if (key_offset == STA_KEY_IDX_INVALID)
-			return -ENOSPC;
-
-		ret = iwl_mvm_send_sta_key(mvm, mvmvif->mcast_sta.sta_id,
-					   mvmvif->ap_wep_key, true, 0, NULL, 0,
-					   key_offset, 0);
-		if (ret)
-			return ret;
-	}
-
 	return 0;
 }
 
@@ -2419,28 +2404,6 @@ int iwl_mvm_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 
 	iwl_mvm_disable_txq(mvm, NULL, mvmvif->cab_queue, 0, 0);
 
-	if (mvmvif->ap_wep_key) {
-		int i;
-
-		if (!__test_and_clear_bit(mvmvif->ap_wep_key->hw_key_idx,
-					  mvm->fw_key_table)) {
-			IWL_ERR(mvm, "offset %d not used in fw key table.\n",
-				mvmvif->ap_wep_key->hw_key_idx);
-			return -ENOENT;
-		}
-
-		/* track which key was deleted last */
-		for (i = 0; i < STA_KEY_MAX_NUM; i++) {
-			if (mvm->fw_key_deleted[i] < U8_MAX)
-				mvm->fw_key_deleted[i]++;
-		}
-		mvm->fw_key_deleted[mvmvif->ap_wep_key->hw_key_idx] = 0;
-		ret = __iwl_mvm_remove_sta_key(mvm, mvmvif->mcast_sta.sta_id,
-					       mvmvif->ap_wep_key, true);
-		if (ret)
-			return ret;
-	}
-
 	ret = iwl_mvm_rm_sta_common(mvm, mvmvif->mcast_sta.sta_id);
 	if (ret)
 		IWL_WARN(mvm, "Failed sending remove station\n");
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
index 79700c7310a1..b4d4071b865d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
@@ -8,7 +8,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -394,7 +394,6 @@ struct iwl_mvm_rxq_dup_data {
  *	the BA window. To be used for UAPSD only.
  * @ptk_pn: per-queue PTK PN data structures
  * @dup_data: per queue duplicate packet detection data
- * @wep_key: used in AP mode. Is a duplicate of the WEP key.
  * @deferred_traffic_tid_map: indication bitmap of deferred traffic per-TID
  * @tx_ant: the index of the antenna to use for data tx to this station. Only
  *	used during connection establishment (e.g. for the 4 way handshake
@@ -426,8 +425,6 @@ struct iwl_mvm_sta {
 	struct iwl_mvm_key_pn __rcu *ptk_pn[4];
 	struct iwl_mvm_rxq_dup_data *dup_data;
 
-	struct ieee80211_key_conf *wep_key;
-
 	u8 reserved_queue;
 
 	/* Temporary, until the new TLC will control the Tx protection */
