1 files changed, 218 insertions, 153 deletions

diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 0c9f70b2cbe..536c14aa71f 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -54,30 +54,19 @@ int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
  * This function waits on a cmd wait queue. It also cancels the pending
  * request after waking up, in case of errors.
  */
-int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter)
+int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
+				struct cmd_ctrl_node *cmd_queued)
 {
-	bool cancel_flag = false;
 	int status;
-	struct cmd_ctrl_node *cmd_queued;
-
-	if (!adapter->cmd_queued)
-		return 0;
-
-	cmd_queued = adapter->cmd_queued;
-	adapter->cmd_queued = NULL;
-
-	dev_dbg(adapter->dev, "cmd pending\n");
-	atomic_inc(&adapter->cmd_pending);
 
 	/* Wait for completion */
-	wait_event_interruptible(adapter->cmd_wait_q.wait,
-				 *(cmd_queued->condition));
-	if (!*(cmd_queued->condition))
-		cancel_flag = true;
-
-	if (cancel_flag) {
-		mwifiex_cancel_pending_ioctl(adapter);
-		dev_dbg(adapter->dev, "cmd cancel\n");
+	status = wait_event_interruptible_timeout(adapter->cmd_wait_q.wait,
+						  *(cmd_queued->condition),
+						  (12 * HZ));
+	if (status <= 0) {
+		dev_err(adapter->dev, "cmd_wait_q terminated: %d\n", status);
+		mwifiex_cancel_all_pending_cmd(adapter);
+		return status;
 	}
 
 	status = adapter->cmd_wait_q.status;
@@ -109,7 +98,7 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
 	} else {
 		/* Multicast */
 		priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE;
-		if (mcast_list->mode == MWIFIEX_MULTICAST_MODE) {
+		if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) {
 			dev_dbg(priv->adapter->dev,
 				"info: Enabling All Multicast!\n");
 			priv->curr_pkt_filter |=
@@ -117,34 +106,23 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
 		} else {
 			priv->curr_pkt_filter &=
 				~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
-			if (mcast_list->num_multicast_addr) {
-				dev_dbg(priv->adapter->dev,
-					"info: Set multicast list=%d\n",
-				       mcast_list->num_multicast_addr);
-				/* Set multicast addresses to firmware */
-				if (old_pkt_filter == priv->curr_pkt_filter) {
-					/* Send request to firmware */
-					ret = mwifiex_send_cmd_async(priv,
-						HostCmd_CMD_MAC_MULTICAST_ADR,
-						HostCmd_ACT_GEN_SET, 0,
-						mcast_list);
-				} else {
-					/* Send request to firmware */
-					ret = mwifiex_send_cmd_async(priv,
-						HostCmd_CMD_MAC_MULTICAST_ADR,
-						HostCmd_ACT_GEN_SET, 0,
-						mcast_list);
-				}
-			}
+			dev_dbg(priv->adapter->dev,
+				"info: Set multicast list=%d\n",
+				mcast_list->num_multicast_addr);
+			/* Send multicast addresses to firmware */
+			ret = mwifiex_send_cmd(priv,
+					       HostCmd_CMD_MAC_MULTICAST_ADR,
+					       HostCmd_ACT_GEN_SET, 0,
+					       mcast_list, false);
 		}
 	}
 	dev_dbg(priv->adapter->dev,
 		"info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n",
 	       old_pkt_filter, priv->curr_pkt_filter);
 	if (old_pkt_filter != priv->curr_pkt_filter) {
-		ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL,
-					     HostCmd_ACT_GEN_SET,
-					     0, &priv->curr_pkt_filter);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
+				       HostCmd_ACT_GEN_SET,
+				       0, &priv->curr_pkt_filter, false);
 	}
 
 	return ret;
@@ -153,17 +131,25 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
 /*
  * This function fills bss descriptor structure using provided
  * information.
+ * beacon_ie buffer is allocated in this function. It is caller's
+ * responsibility to free the memory.
  */
 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
 			      struct cfg80211_bss *bss,
 			      struct mwifiex_bssdescriptor *bss_desc)
 {
-	int ret;
 	u8 *beacon_ie;
+	size_t beacon_ie_len;
 	struct mwifiex_bss_priv *bss_priv = (void *)bss->priv;
+	const struct cfg80211_bss_ies *ies;
+
+	rcu_read_lock();
+	ies = rcu_dereference(bss->ies);
+	beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC);
+	beacon_ie_len = ies->len;
+	bss_desc->timestamp = ies->tsf;
+	rcu_read_unlock();
 
-	beacon_ie = kmemdup(bss->information_elements, bss->len_beacon_ies,
-			    GFP_KERNEL);
 	if (!beacon_ie) {
 		dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
 		return -ENOMEM;
@@ -171,13 +157,13 @@ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
 
 	memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN);
 	bss_desc->rssi = bss->signal;
+	/* The caller of this function will free beacon_ie */
 	bss_desc->beacon_buf = beacon_ie;
-	bss_desc->beacon_buf_size = bss->len_beacon_ies;
+	bss_desc->beacon_buf_size = beacon_ie_len;
 	bss_desc->beacon_period = bss->beacon_interval;
 	bss_desc->cap_info_bitmap = bss->capability;
 	bss_desc->bss_band = bss_priv->band;
 	bss_desc->fw_tsf = bss_priv->fw_tsf;
-	bss_desc->timestamp = bss->tsf;
 	if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) {
 		dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n");
 		bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP;
@@ -189,27 +175,55 @@ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
 	else
 		bss_desc->bss_mode = NL80211_IFTYPE_STATION;
 
-	ret = mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc);
+	/* Disable 11ac by default. Enable it only where there
+	 * exist VHT_CAP IE in AP beacon
+	 */
+	bss_desc->disable_11ac = true;
 
-	kfree(beacon_ie);
-	return ret;
+	if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT)
+		bss_desc->sensed_11h = true;
+
+	return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc);
+}
+
+void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv)
+{
+	if (priv->adapter->dt_node) {
+		char txpwr[] = {"marvell,00_txpwrlimit"};
+
+		memcpy(&txpwr[8], priv->adapter->country_code, 2);
+		mwifiex_dnld_dt_cfgdata(priv, priv->adapter->dt_node, txpwr);
+	}
 }
 
 static int mwifiex_process_country_ie(struct mwifiex_private *priv,
 				      struct cfg80211_bss *bss)
 {
-	u8 *country_ie, country_ie_len;
+	const u8 *country_ie;
+	u8 country_ie_len;
 	struct mwifiex_802_11d_domain_reg *domain_info =
 					&priv->adapter->domain_reg;
 
-	country_ie = (u8 *)ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY);
-
-	if (!country_ie)
+	rcu_read_lock();
+	country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY);
+	if (!country_ie) {
+		rcu_read_unlock();
 		return 0;
+	}
 
 	country_ie_len = country_ie[1];
-	if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN)
+	if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) {
+		rcu_read_unlock();
+		return 0;
+	}
+
+	if (!strncmp(priv->adapter->country_code, &country_ie[2], 2)) {
+		rcu_read_unlock();
+		wiphy_dbg(priv->wdev->wiphy,
+			  "11D: skip setting domain info in FW\n");
 		return 0;
+	}
+	memcpy(priv->adapter->country_code, &country_ie[2], 2);
 
 	domain_info->country_code[0] = country_ie[2];
 	domain_info->country_code[1] = country_ie[3];
@@ -223,13 +237,17 @@ static int mwifiex_process_country_ie(struct mwifiex_private *priv,
 	memcpy((u8 *)domain_info->triplet,
 	       &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len);
 
-	if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
-				   HostCmd_ACT_GEN_SET, 0, NULL)) {
+	rcu_read_unlock();
+
+	if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
+			     HostCmd_ACT_GEN_SET, 0, NULL, false)) {
 		wiphy_err(priv->adapter->wiphy,
 			  "11D: setting domain info in FW\n");
 		return -1;
 	}
 
+	mwifiex_dnld_txpwr_table(priv);
+
 	return 0;
 }
 
@@ -252,32 +270,51 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 
 		/* Allocate and fill new bss descriptor */
 		bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor),
-				GFP_KERNEL);
-		if (!bss_desc) {
-			dev_err(priv->adapter->dev, " failed to alloc bss_desc\n");
+				   GFP_KERNEL);
+		if (!bss_desc)
 			return -ENOMEM;
-		}
 
 		ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc);
 		if (ret)
 			goto done;
 	}
 
-	if (priv->bss_mode == NL80211_IFTYPE_STATION) {
-		/* Infra mode */
+	if (priv->bss_mode == NL80211_IFTYPE_STATION ||
+	    priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) {
+		u8 config_bands;
+
 		ret = mwifiex_deauthenticate(priv, NULL);
 		if (ret)
 			goto done;
 
+		if (!bss_desc)
+			return -1;
+
+		if (mwifiex_band_to_radio_type(bss_desc->bss_band) ==
+						HostCmd_SCAN_RADIO_TYPE_BG)
+			config_bands = BAND_B | BAND_G | BAND_GN;
+		else
+			config_bands = BAND_A | BAND_AN | BAND_AAC;
+
+		if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands))
+			adapter->config_bands = config_bands;
+
 		ret = mwifiex_check_network_compatibility(priv, bss_desc);
 		if (ret)
 			goto done;
 
+		if (mwifiex_11h_get_csa_closed_channel(priv) ==
+							(u8)bss_desc->channel) {
+			dev_err(adapter->dev,
+				"Attempt to reconnect on csa closed chan(%d)\n",
+				bss_desc->channel);
+			goto done;
+		}
+
 		dev_dbg(adapter->dev, "info: SSID found in scan list ... "
 				      "associating...\n");
 
-		if (!netif_queue_stopped(priv->netdev))
-			mwifiex_stop_net_dev_queue(priv->netdev, adapter);
+		mwifiex_stop_net_dev_queue(priv->netdev, adapter);
 		if (netif_carrier_ok(priv->netdev))
 			netif_carrier_off(priv->netdev);
 
@@ -297,15 +334,15 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 		}
 
 		if (bss)
-			cfg80211_put_bss(bss);
+			cfg80211_put_bss(priv->adapter->wiphy, bss);
 	} else {
 		/* Adhoc mode */
 		/* If the requested SSID matches current SSID, return */
 		if (bss_desc && bss_desc->ssid.ssid_len &&
 		    (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor.
 				       ssid, &bss_desc->ssid))) {
-			kfree(bss_desc);
-			return 0;
+			ret = 0;
+			goto done;
 		}
 
 		/* Exit Adhoc mode first */
@@ -318,8 +355,7 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 
 		ret = mwifiex_check_network_compatibility(priv, bss_desc);
 
-		if (!netif_queue_stopped(priv->netdev))
-			mwifiex_stop_net_dev_queue(priv->netdev, adapter);
+		mwifiex_stop_net_dev_queue(priv->netdev, adapter);
 		if (netif_carrier_ok(priv->netdev))
 			netif_carrier_off(priv->netdev);
 
@@ -328,7 +364,7 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 							" list. Joining...\n");
 			ret = mwifiex_adhoc_join(priv, bss_desc);
 			if (bss)
-				cfg80211_put_bss(bss);
+				cfg80211_put_bss(priv->adapter->wiphy, bss);
 		} else {
 			dev_dbg(adapter->dev, "info: Network not found in "
 				"the list, creating adhoc with ssid = %s\n",
@@ -338,6 +374,11 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 	}
 
 done:
+	/* beacon_ie buffer was allocated in function
+	 * mwifiex_fill_new_bss_desc(). Free it now.
+	 */
+	if (bss_desc)
+		kfree(bss_desc->beacon_buf);
 	kfree(bss_desc);
 	return ret;
 }
@@ -368,7 +409,7 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 			break;
 		}
 		if (hs_cfg->is_invoke_hostcmd) {
-			if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL) {
+			if (hs_cfg->conditions == HS_CFG_CANCEL) {
 				if (!adapter->is_hs_configured)
 					/* Already cancelled */
 					break;
@@ -383,24 +424,21 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
 				adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
 				if (hs_cfg->gap)
 					adapter->hs_cfg.gap = (u8)hs_cfg->gap;
-			} else if (adapter->hs_cfg.conditions
-				   == cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) {
+			} else if (adapter->hs_cfg.conditions ==
+				   cpu_to_le32(HS_CFG_CANCEL)) {
 				/* Return failure if no parameters for HS
 				   enable */
 				status = -1;
 				break;
 			}
-			if (cmd_type == MWIFIEX_SYNC_CMD)
-				status = mwifiex_send_cmd_sync(priv,
-						HostCmd_CMD_802_11_HS_CFG_ENH,
-						HostCmd_ACT_GEN_SET, 0,
-						&adapter->hs_cfg);
-			else
-				status = mwifiex_send_cmd_async(priv,
-						HostCmd_CMD_802_11_HS_CFG_ENH,
-						HostCmd_ACT_GEN_SET, 0,
-						&adapter->hs_cfg);
-			if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL)
+
+			status = mwifiex_send_cmd(priv,
+						  HostCmd_CMD_802_11_HS_CFG_ENH,
+						  HostCmd_ACT_GEN_SET, 0,
+						  &adapter->hs_cfg,
+						  cmd_type == MWIFIEX_SYNC_CMD);
+
+			if (hs_cfg->conditions == HS_CFG_CANCEL)
 				/* Restore previous condition */
 				adapter->hs_cfg.conditions =
 						cpu_to_le32(prev_cond);
@@ -434,7 +472,7 @@ int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type)
 {
 	struct mwifiex_ds_hs_cfg hscfg;
 
-	hscfg.conditions = HOST_SLEEP_CFG_CANCEL;
+	hscfg.conditions = HS_CFG_CANCEL;
 	hscfg.is_invoke_hostcmd = true;
 
 	return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
@@ -463,7 +501,7 @@ int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
 	}
 
 	if (adapter->hs_activated) {
-		dev_dbg(adapter->dev, "cmd: HS Already actived\n");
+		dev_dbg(adapter->dev, "cmd: HS Already activated\n");
 		return true;
 	}
 
@@ -472,6 +510,9 @@ int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
 	memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg));
 	hscfg.is_invoke_hostcmd = true;
 
+	adapter->hs_enabling = true;
+	mwifiex_cancel_all_pending_cmd(adapter);
+
 	if (mwifiex_set_hs_params(mwifiex_get_priv(adapter,
 						   MWIFIEX_BSS_ROLE_STA),
 				  HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD,
@@ -480,8 +521,12 @@ int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
 		return false;
 	}
 
-	wait_event_interruptible(adapter->hs_activate_wait_q,
-				 adapter->hs_activate_wait_q_woken);
+	if (wait_event_interruptible_timeout(adapter->hs_activate_wait_q,
+					     adapter->hs_activate_wait_q_woken,
+					     (10 * HZ)) <= 0) {
+		dev_err(adapter->dev, "hs_activate_wait_q terminated\n");
+		return false;
+	}
 
 	return true;
 }
@@ -544,8 +589,8 @@ int mwifiex_disable_auto_ds(struct mwifiex_private *priv)
 
 	auto_ds.auto_ds = DEEP_SLEEP_OFF;
 
-	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
-				     DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds);
+	return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
+				DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true);
 }
 EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds);
 
@@ -559,8 +604,8 @@ int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate)
 {
 	int ret;
 
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
-				    HostCmd_ACT_GEN_GET, 0, NULL);
+	ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
+			       HostCmd_ACT_GEN_GET, 0, NULL, true);
 
 	if (!ret) {
 		if (priv->is_data_rate_auto)
@@ -607,11 +652,8 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv,
 		}
 	}
 	buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL);
-	if (!buf) {
-		dev_err(priv->adapter->dev, "%s: failed to alloc cmd buffer\n",
-			__func__);
+	if (!buf)
 		return -ENOMEM;
-	}
 
 	txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf;
 	txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
@@ -619,8 +661,9 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv,
 		txp_cfg->mode = cpu_to_le32(1);
 		pg_tlv = (struct mwifiex_types_power_group *)
 			 (buf + sizeof(struct host_cmd_ds_txpwr_cfg));
-		pg_tlv->type = TLV_TYPE_POWER_GROUP;
-		pg_tlv->length = 4 * sizeof(struct mwifiex_power_group);
+		pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP);
+		pg_tlv->length =
+			cpu_to_le16(4 * sizeof(struct mwifiex_power_group));
 		pg = (struct mwifiex_power_group *)
 		     (buf + sizeof(struct host_cmd_ds_txpwr_cfg)
 		      + sizeof(struct mwifiex_types_power_group));
@@ -658,8 +701,8 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv,
 		pg->power_max = (s8) dbm;
 		pg->ht_bandwidth = HT_BW_40;
 	}
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG,
-				    HostCmd_ACT_GEN_SET, 0, buf);
+	ret = mwifiex_send_cmd(priv, HostCmd_CMD_TXPWR_CFG,
+			       HostCmd_ACT_GEN_SET, 0, buf, true);
 
 	kfree(buf);
 	return ret;
@@ -682,12 +725,11 @@ int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode)
 	else
 		adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
 	sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS;
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
-				    sub_cmd, BITMAP_STA_PS, NULL);
+	ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
+			       sub_cmd, BITMAP_STA_PS, NULL, true);
 	if ((!ret) && (sub_cmd == DIS_AUTO_PS))
-		ret = mwifiex_send_cmd_async(priv,
-					     HostCmd_CMD_802_11_PS_MODE_ENH,
-					     GET_PS, 0, NULL);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
+				       GET_PS, 0, NULL, false);
 
 	return ret;
 }
@@ -713,7 +755,7 @@ static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv,
 		dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n",
 			priv->wpa_ie_len, priv->wpa_ie[0]);
 
-		if (priv->wpa_ie[0] == WLAN_EID_WPA) {
+		if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) {
 			priv->sec_info.wpa_enabled = true;
 		} else if (priv->wpa_ie[0] == WLAN_EID_RSN) {
 			priv->sec_info.wpa2_enabled = true;
@@ -778,15 +820,16 @@ static int mwifiex_set_wps_ie(struct mwifiex_private *priv,
 			       u8 *ie_data_ptr, u16 ie_len)
 {
 	if (ie_len) {
-		priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL);
-		if (!priv->wps_ie)
-			return -ENOMEM;
-		if (ie_len > sizeof(priv->wps_ie)) {
+		if (ie_len > MWIFIEX_MAX_VSIE_LEN) {
 			dev_dbg(priv->adapter->dev,
 				"info: failed to copy WPS IE, too big\n");
-			kfree(priv->wps_ie);
 			return -1;
 		}
+
+		priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL);
+		if (!priv->wps_ie)
+			return -ENOMEM;
+
 		memcpy(priv->wps_ie, ie_data_ptr, ie_len);
 		priv->wps_ie_len = ie_len;
 		dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n",
@@ -810,9 +853,9 @@ static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv,
 			       struct mwifiex_ds_encrypt_key *encrypt_key)
 {
 
-	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
-				     HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED,
-				     encrypt_key);
+	return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
+				HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED,
+				encrypt_key, true);
 }
 
 /*
@@ -824,6 +867,7 @@ static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv,
 static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv,
 			      struct mwifiex_ds_encrypt_key *encrypt_key)
 {
+	struct mwifiex_adapter *adapter = priv->adapter;
 	int ret;
 	struct mwifiex_wep_key *wep_key;
 	int index;
@@ -838,10 +882,17 @@ static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv,
 		/* Copy the required key as the current key */
 		wep_key = &priv->wep_key[index];
 		if (!wep_key->key_length) {
-			dev_err(priv->adapter->dev,
+			dev_err(adapter->dev,
 				"key not set, so cannot enable it\n");
 			return -1;
 		}
+
+		if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) {
+			memcpy(encrypt_key->key_material,
+			       wep_key->key_material, wep_key->key_length);
+			encrypt_key->key_len = wep_key->key_length;
+		}
+
 		priv->wep_key_curr_index = (u16) index;
 		priv->sec_info.wep_enabled = 1;
 	} else {
@@ -856,21 +907,32 @@ static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv,
 		priv->sec_info.wep_enabled = 1;
 	}
 	if (wep_key->key_length) {
+		void *enc_key;
+
+		if (encrypt_key->key_disable)
+			memset(&priv->wep_key[index], 0,
+			       sizeof(struct mwifiex_wep_key));
+
+		if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2)
+			enc_key = encrypt_key;
+		else
+			enc_key = NULL;
+
 		/* Send request to firmware */
-		ret = mwifiex_send_cmd_async(priv,
-					     HostCmd_CMD_802_11_KEY_MATERIAL,
-					     HostCmd_ACT_GEN_SET, 0, NULL);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
+				       HostCmd_ACT_GEN_SET, 0, enc_key, false);
 		if (ret)
 			return ret;
 	}
+
 	if (priv->sec_info.wep_enabled)
 		priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE;
 	else
 		priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE;
 
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL,
-				    HostCmd_ACT_GEN_SET, 0,
-				    &priv->curr_pkt_filter);
+	ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL,
+			       HostCmd_ACT_GEN_SET, 0,
+			       &priv->curr_pkt_filter, true);
 
 	return ret;
 }
@@ -905,10 +967,9 @@ static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv,
 		 */
 		/* Send the key as PTK to firmware */
 		encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
-		ret = mwifiex_send_cmd_async(priv,
-					     HostCmd_CMD_802_11_KEY_MATERIAL,
-					     HostCmd_ACT_GEN_SET,
-					     KEY_INFO_ENABLED, encrypt_key);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
+				       HostCmd_ACT_GEN_SET,
+				       KEY_INFO_ENABLED, encrypt_key, false);
 		if (ret)
 			return ret;
 
@@ -932,15 +993,13 @@ static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv,
 		encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
 
 	if (remove_key)
-		ret = mwifiex_send_cmd_sync(priv,
-					    HostCmd_CMD_802_11_KEY_MATERIAL,
-					    HostCmd_ACT_GEN_SET,
-					    !KEY_INFO_ENABLED, encrypt_key);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
+				       HostCmd_ACT_GEN_SET,
+				       !KEY_INFO_ENABLED, encrypt_key, true);
 	else
-		ret = mwifiex_send_cmd_sync(priv,
-					    HostCmd_CMD_802_11_KEY_MATERIAL,
-					    HostCmd_ACT_GEN_SET,
-					    KEY_INFO_ENABLED, encrypt_key);
+		ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
+				       HostCmd_ACT_GEN_SET,
+				       KEY_INFO_ENABLED, encrypt_key, true);
 
 	return ret;
 }
@@ -1003,19 +1062,27 @@ int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
 
 	memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key));
 	encrypt_key.key_len = key_len;
+	encrypt_key.key_index = key_index;
 
 	if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC)
 		encrypt_key.is_igtk_key = true;
 
 	if (!disable) {
-		encrypt_key.key_index = key_index;
 		if (key_len)
 			memcpy(encrypt_key.key_material, key, key_len);
+		else
+			encrypt_key.is_current_wep_key = true;
+
 		if (mac_addr)
 			memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN);
-		if (kp && kp->seq && kp->seq_len)
+		if (kp && kp->seq && kp->seq_len) {
 			memcpy(encrypt_key.pn, kp->seq, kp->seq_len);
+			encrypt_key.pn_len = kp->seq_len;
+			encrypt_key.is_rx_seq_valid = true;
+		}
 	} else {
+		if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP)
+			return 0;
 		encrypt_key.key_disable = true;
 		if (mac_addr)
 			memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN);
@@ -1036,8 +1103,8 @@ mwifiex_get_ver_ext(struct mwifiex_private *priv)
 	struct mwifiex_ver_ext ver_ext;
 
 	memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext));
-	if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT,
-				  HostCmd_ACT_GEN_GET, 0, &ver_ext))
+	if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT,
+			     HostCmd_ACT_GEN_GET, 0, &ver_ext, true))
 		return -1;
 
 	return 0;
@@ -1046,7 +1113,6 @@ mwifiex_get_ver_ext(struct mwifiex_private *priv)
 int
 mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
 			   struct ieee80211_channel *chan,
-			   enum nl80211_channel_type *ct,
 			   unsigned int duration)
 {
 	struct host_cmd_ds_remain_on_chan roc_cfg;
@@ -1056,15 +1122,15 @@ mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
 	roc_cfg.action = cpu_to_le16(action);
 	if (action == HostCmd_ACT_GEN_SET) {
 		roc_cfg.band_cfg = chan->band;
-		sc = mwifiex_chan_type_to_sec_chan_offset(*ct);
+		sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT);
 		roc_cfg.band_cfg |= (sc << 2);
 
 		roc_cfg.channel =
 			ieee80211_frequency_to_channel(chan->center_freq);
 		roc_cfg.duration = cpu_to_le32(duration);
 	}
-	if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_REMAIN_ON_CHAN,
-				  action, 0, &roc_cfg)) {
+	if (mwifiex_send_cmd(priv, HostCmd_CMD_REMAIN_ON_CHAN,
+			     action, 0, &roc_cfg, true)) {
 		dev_err(priv->adapter->dev, "failed to remain on channel\n");
 		return -1;
 	}
@@ -1096,8 +1162,8 @@ mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role)
 		break;
 	}
 
-	mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE,
-			      HostCmd_ACT_GEN_SET, 0, NULL);
+	mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
+			 HostCmd_ACT_GEN_SET, 0, NULL, true);
 
 	return mwifiex_sta_init_cmd(priv, false);
 }
@@ -1112,8 +1178,8 @@ int
 mwifiex_get_stats_info(struct mwifiex_private *priv,
 		       struct mwifiex_ds_get_stats *log)
 {
-	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG,
-				     HostCmd_ACT_GEN_GET, 0, log);
+	return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_GET_LOG,
+				HostCmd_ACT_GEN_GET, 0, log, true);
 }
 
 /*
@@ -1155,8 +1221,7 @@ static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv,
 		return -1;
 	}
 
-	return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw);
-
+	return mwifiex_send_cmd(priv, cmd_no, action, 0, reg_rw, true);
 }
 
 /*
@@ -1221,8 +1286,8 @@ mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
 	rd_eeprom.byte_count = cpu_to_le16((u16) bytes);
 
 	/* Send request to firmware */
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS,
-				    HostCmd_ACT_GEN_GET, 0, &rd_eeprom);
+	ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS,
+			       HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true);
 
 	if (!ret)
 		memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA);
@@ -1253,7 +1318,7 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr,
 	}
 	pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr;
 	/* Test to see if it is a WPA IE, if not, then it is a gen IE */
-	if (((pvendor_ie->element_id == WLAN_EID_WPA) &&
+	if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) &&
 	     (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) ||
 	    (pvendor_ie->element_id == WLAN_EID_RSN)) {
 
@@ -1351,7 +1416,7 @@ static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv,
  * with requisite parameters and calls the IOCTL handler.
  */
 int
-mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len)
+mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len)
 {
 	struct mwifiex_ds_misc_gen_ie gen_ie;