Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem

11 files changed, 175 insertions, 588 deletions

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index c7a177c62625..fe42137384da 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -48,10 +48,9 @@ static const struct ieee80211_iface_combination mwifiex_iface_comb_ap_sta = {
  *      Others                 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
  */
 static u8
-mwifiex_cfg80211_channel_type_to_sec_chan_offset(enum nl80211_channel_type
-						 channel_type)
+mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
 {
-	switch (channel_type) {
+	switch (chan_type) {
 	case NL80211_CHAN_NO_HT:
 	case NL80211_CHAN_HT20:
 		return IEEE80211_HT_PARAM_CHA_SEC_NONE;
@@ -339,79 +338,6 @@ static int mwifiex_reg_notifier(struct wiphy *wiphy,
 }
 
 /*
- * This function sets the RF channel.
- *
- * This function creates multiple IOCTL requests, populates them accordingly
- * and issues them to set the band/channel and frequency.
- */
-static int
-mwifiex_set_rf_channel(struct mwifiex_private *priv,
-		       struct ieee80211_channel *chan,
-		       enum nl80211_channel_type channel_type)
-{
-	struct mwifiex_chan_freq_power cfp;
-	u32 config_bands = 0;
-	struct wiphy *wiphy = priv->wdev->wiphy;
-	struct mwifiex_adapter *adapter = priv->adapter;
-
-	if (chan) {
-		/* Set appropriate bands */
-		if (chan->band == IEEE80211_BAND_2GHZ) {
-			if (channel_type == NL80211_CHAN_NO_HT)
-				if (priv->adapter->config_bands == BAND_B ||
-				    priv->adapter->config_bands == BAND_G)
-					config_bands =
-						priv->adapter->config_bands;
-				else
-					config_bands = BAND_B | BAND_G;
-			else
-				config_bands = BAND_B | BAND_G | BAND_GN;
-		} else {
-			if (channel_type == NL80211_CHAN_NO_HT)
-				config_bands = BAND_A;
-			else
-				config_bands = BAND_AN | BAND_A;
-		}
-
-		if (!((config_bands | adapter->fw_bands) &
-						~adapter->fw_bands)) {
-			adapter->config_bands = config_bands;
-			if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
-				adapter->adhoc_start_band = config_bands;
-				if ((config_bands & BAND_GN) ||
-				    (config_bands & BAND_AN))
-					adapter->adhoc_11n_enabled = true;
-				else
-					adapter->adhoc_11n_enabled = false;
-			}
-		}
-		adapter->sec_chan_offset =
-			mwifiex_cfg80211_channel_type_to_sec_chan_offset
-			(channel_type);
-		adapter->channel_type = channel_type;
-
-		mwifiex_send_domain_info_cmd_fw(wiphy);
-	}
-
-	wiphy_dbg(wiphy, "info: setting band %d, chan offset %d, mode %d\n",
-		  config_bands, adapter->sec_chan_offset, priv->bss_mode);
-	if (!chan)
-		return 0;
-
-	memset(&cfp, 0, sizeof(cfp));
-	cfp.freq = chan->center_freq;
-	cfp.channel = ieee80211_frequency_to_channel(chan->center_freq);
-
-	if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) {
-		if (mwifiex_bss_set_channel(priv, &cfp))
-			return -EFAULT;
-		return mwifiex_drv_change_adhoc_chan(priv, cfp.channel);
-	}
-
-	return 0;
-}
-
-/*
  * This function sets the fragmentation threshold.
  *
  * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
@@ -626,7 +552,7 @@ static int
 mwifiex_dump_station_info(struct mwifiex_private *priv,
 			  struct station_info *sinfo)
 {
-	struct mwifiex_rate_cfg rate;
+	u32 rate;
 
 	sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES |
 			STATION_INFO_RX_PACKETS | STATION_INFO_TX_PACKETS |
@@ -652,9 +578,9 @@ mwifiex_dump_station_info(struct mwifiex_private *priv,
 
 	/*
 	 * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid
-	 * MCS index values for us are 0 to 7.
+	 * MCS index values for us are 0 to 15.
 	 */
-	if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 8)) {
+	if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) {
 		sinfo->txrate.mcs = priv->tx_rate;
 		sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS;
 		/* 40MHz rate */
@@ -672,7 +598,7 @@ mwifiex_dump_station_info(struct mwifiex_private *priv,
 	sinfo->tx_packets = priv->stats.tx_packets;
 	sinfo->signal = priv->bcn_rssi_avg;
 	/* bit rate is in 500 kb/s units. Convert it to 100kb/s units */
-	sinfo->txrate.legacy = rate.rate * 5;
+	sinfo->txrate.legacy = rate * 5;
 
 	if (priv->bss_mode == NL80211_IFTYPE_STATION) {
 		sinfo->filled |= STATION_INFO_BSS_PARAM;
@@ -827,8 +753,8 @@ static const u32 mwifiex_cipher_suites[] = {
 /*
  * CFG802.11 operation handler for setting bit rates.
  *
- * Function selects legacy bang B/G/BG from corresponding bitrates selection.
- * Currently only 2.4GHz band is supported.
+ * Function configures data rates to firmware using bitrate mask
+ * provided by cfg80211.
  */
 static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
 				struct net_device *dev,
@@ -836,43 +762,36 @@ static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
 				const struct cfg80211_bitrate_mask *mask)
 {
 	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
-	int index = 0, mode = 0, i;
-	struct mwifiex_adapter *adapter = priv->adapter;
+	u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
+	enum ieee80211_band band;
 
-	/* Currently only 2.4GHz is supported */
-	for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
-		/*
-		 * Rates below 6 Mbps in the table are CCK rates; 802.11b
-		 * and from 6 they are OFDM; 802.11G
-		 */
-		if (mwifiex_rates[i].bitrate == 60) {
-			index = 1 << i;
-			break;
-		}
+	if (!priv->media_connected) {
+		dev_err(priv->adapter->dev,
+			"Can not set Tx data rate in disconnected state\n");
+		return -EINVAL;
 	}
 
-	if (mask->control[IEEE80211_BAND_2GHZ].legacy < index) {
-		mode = BAND_B;
-	} else {
-		mode = BAND_G;
-		if (mask->control[IEEE80211_BAND_2GHZ].legacy % index)
-			mode |=  BAND_B;
-	}
+	band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
 
-	if (!((mode | adapter->fw_bands) & ~adapter->fw_bands)) {
-		adapter->config_bands = mode;
-		if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
-			adapter->adhoc_start_band = mode;
-			adapter->adhoc_11n_enabled = false;
-		}
-	}
-	adapter->sec_chan_offset = IEEE80211_HT_PARAM_CHA_SEC_NONE;
-	adapter->channel_type = NL80211_CHAN_NO_HT;
+	memset(bitmap_rates, 0, sizeof(bitmap_rates));
 
-	wiphy_debug(wiphy, "info: device configured in 802.11%s%s mode\n",
-		    (mode & BAND_B) ? "b" : "", (mode & BAND_G) ? "g" : "");
+	/* Fill HR/DSSS rates. */
+	if (band == IEEE80211_BAND_2GHZ)
+		bitmap_rates[0] = mask->control[band].legacy & 0x000f;
 
-	return 0;
+	/* Fill OFDM rates */
+	if (band == IEEE80211_BAND_2GHZ)
+		bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4;
+	else
+		bitmap_rates[1] = mask->control[band].legacy;
+
+	/* Fill MCS rates */
+	bitmap_rates[2] = mask->control[band].mcs[0];
+	if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2)
+		bitmap_rates[2] |= mask->control[band].mcs[1] << 8;
+
+	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG,
+				     HostCmd_ACT_GEN_SET, 0, bitmap_rates);
 }
 
 /*
@@ -1007,6 +926,7 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
 {
 	struct mwifiex_uap_bss_param *bss_cfg;
 	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
+	u8 config_bands = 0;
 
 	if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP)
 		return -1;
@@ -1047,13 +967,25 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
 	    (u8)ieee80211_frequency_to_channel(params->channel->center_freq);
 	bss_cfg->band_cfg = BAND_CONFIG_MANUAL;
 
-	if (mwifiex_set_rf_channel(priv, params->channel,
-				   params->channel_type)) {
-		kfree(bss_cfg);
-		wiphy_err(wiphy, "Failed to set band config information!\n");
-		return -1;
+	/* Set appropriate bands */
+	if (params->channel->band == IEEE80211_BAND_2GHZ) {
+		if (params->channel_type == NL80211_CHAN_NO_HT)
+			config_bands = BAND_B | BAND_G;
+		else
+			config_bands = BAND_B | BAND_G | BAND_GN;
+	} else {
+		if (params->channel_type == NL80211_CHAN_NO_HT)
+			config_bands = BAND_A;
+		else
+			config_bands = BAND_AN | BAND_A;
 	}
 
+	if (!((config_bands | priv->adapter->fw_bands) &
+	      ~priv->adapter->fw_bands))
+		priv->adapter->config_bands = config_bands;
+
+	mwifiex_send_domain_info_cmd_fw(wiphy);
+
 	if (mwifiex_set_secure_params(priv, bss_cfg, params)) {
 		kfree(bss_cfg);
 		wiphy_err(wiphy, "Failed to parse secuirty parameters!\n");
@@ -1187,7 +1119,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
 	struct cfg80211_ssid req_ssid;
 	int ret, auth_type = 0;
 	struct cfg80211_bss *bss = NULL;
-	u8 is_scanning_required = 0;
+	u8 is_scanning_required = 0, config_bands = 0;
 
 	memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
 
@@ -1206,9 +1138,19 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
 	/* disconnect before try to associate */
 	mwifiex_deauthenticate(priv, NULL);
 
-	if (channel)
-		ret = mwifiex_set_rf_channel(priv, channel,
-						priv->adapter->channel_type);
+	if (channel) {
+		if (mode == NL80211_IFTYPE_STATION) {
+			if (channel->band == IEEE80211_BAND_2GHZ)
+				config_bands = BAND_B | BAND_G | BAND_GN;
+			else
+				config_bands = BAND_A | BAND_AN;
+
+			if (!((config_bands | priv->adapter->fw_bands) &
+			      ~priv->adapter->fw_bands))
+				priv->adapter->config_bands = config_bands;
+		}
+		mwifiex_send_domain_info_cmd_fw(priv->wdev->wiphy);
+	}
 
 	/* As this is new association, clear locally stored
 	 * keys and security related flags */
@@ -1373,6 +1315,76 @@ done:
 }
 
 /*
+ * This function sets following parameters for ibss network.
+ *  -  channel
+ *  -  start band
+ *  -  11n flag
+ *  -  secondary channel offset
+ */
+static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
+				   struct cfg80211_ibss_params *params)
+{
+	struct wiphy *wiphy = priv->wdev->wiphy;
+	struct mwifiex_adapter *adapter = priv->adapter;
+	int index = 0, i;
+	u8 config_bands = 0;
+
+	if (params->channel->band == IEEE80211_BAND_2GHZ) {
+		if (!params->basic_rates) {
+			config_bands = BAND_B | BAND_G;
+		} else {
+			for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) {
+				/*
+				 * Rates below 6 Mbps in the table are CCK
+				 * rates; 802.11b and from 6 they are OFDM;
+				 * 802.11G
+				 */
+				if (mwifiex_rates[i].bitrate == 60) {
+					index = 1 << i;
+					break;
+				}
+			}
+
+			if (params->basic_rates < index) {
+				config_bands = BAND_B;
+			} else {
+				config_bands = BAND_G;
+				if (params->basic_rates % index)
+					config_bands |= BAND_B;
+			}
+		}
+
+		if (params->channel_type != NL80211_CHAN_NO_HT)
+			config_bands |= BAND_GN;
+	} else {
+		if (params->channel_type == NL80211_CHAN_NO_HT)
+			config_bands = BAND_A;
+		else
+			config_bands = BAND_AN | BAND_A;
+	}
+
+	if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) {
+		adapter->config_bands = config_bands;
+		adapter->adhoc_start_band = config_bands;
+
+		if ((config_bands & BAND_GN) || (config_bands & BAND_AN))
+			adapter->adhoc_11n_enabled = true;
+		else
+			adapter->adhoc_11n_enabled = false;
+	}
+
+	adapter->sec_chan_offset =
+		mwifiex_chan_type_to_sec_chan_offset(params->channel_type);
+	priv->adhoc_channel =
+		ieee80211_frequency_to_channel(params->channel->center_freq);
+
+	wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n",
+		  config_bands, priv->adhoc_channel, adapter->sec_chan_offset);
+
+	return 0;
+}
+
+/*
  * CFG802.11 operation handler to join an IBSS.
  *
  * This function does not work in any mode other than Ad-Hoc, or if
@@ -1394,6 +1406,8 @@ mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
 	wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n",
 		  (char *) params->ssid, params->bssid);
 
+	mwifiex_set_ibss_params(priv, params);
+
 	ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
 				     params->bssid, priv->bss_mode,
 				     params->channel, NULL, params->privacy);
@@ -1440,9 +1454,10 @@ mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
  * it also informs the results.
  */
 static int
-mwifiex_cfg80211_scan(struct wiphy *wiphy, struct net_device *dev,
+mwifiex_cfg80211_scan(struct wiphy *wiphy,
 		      struct cfg80211_scan_request *request)
 {
+	struct net_device *dev = request->wdev->netdev;
 	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
 	int i;
 	struct ieee80211_channel *chan;
@@ -1576,11 +1591,11 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
 /*
  *  create a new virtual interface with the given name
  */
-struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy,
-					    char *name,
-					    enum nl80211_iftype type,
-					    u32 *flags,
-					    struct vif_params *params)
+struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
+					      char *name,
+					      enum nl80211_iftype type,
+					      u32 *flags,
+					      struct vif_params *params)
 {
 	struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy);
 	struct mwifiex_private *priv;
@@ -1701,16 +1716,16 @@ struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy,
 #ifdef CONFIG_DEBUG_FS
 	mwifiex_dev_debugfs_init(priv);
 #endif
-	return dev;
+	return wdev;
 }
 EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
 
 /*
  * del_virtual_intf: remove the virtual interface determined by dev
  */
-int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev)
+int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
 {
-	struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
+	struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
 
 #ifdef CONFIG_DEBUG_FS
 	mwifiex_dev_debugfs_remove(priv);
@@ -1722,11 +1737,11 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev)
 	if (netif_carrier_ok(priv->netdev))
 		netif_carrier_off(priv->netdev);
 
-	if (dev->reg_state == NETREG_REGISTERED)
-		unregister_netdevice(dev);
+	if (wdev->netdev->reg_state == NETREG_REGISTERED)
+		unregister_netdevice(wdev->netdev);
 
-	if (dev->reg_state == NETREG_UNREGISTERED)
-		free_netdev(dev);
+	if (wdev->netdev->reg_state == NETREG_UNREGISTERED)
+		free_netdev(wdev->netdev);
 
 	/* Clear the priv in adapter */
 	priv->netdev = NULL;
@@ -1818,6 +1833,8 @@ int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter)
 	wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1;
 	wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1;
 
+	wiphy->features = NL80211_FEATURE_HT_IBSS;
+
 	/* Reserve space for mwifiex specific private data for BSS */
 	wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv);
 
diff --git a/drivers/net/wireless/mwifiex/cfp.c b/drivers/net/wireless/mwifiex/cfp.c
index 560871b0e236..f69300f93f42 100644
--- a/drivers/net/wireless/mwifiex/cfp.c
+++ b/drivers/net/wireless/mwifiex/cfp.c
@@ -167,23 +167,6 @@ u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, u8 index,
 }
 
 /*
- * This function maps a data rate value into corresponding index in supported
- * rates table.
- */
-u8 mwifiex_data_rate_to_index(u32 rate)
-{
-	u16 *ptr;
-
-	if (rate) {
-		ptr = memchr(mwifiex_data_rates, rate,
-				sizeof(mwifiex_data_rates));
-		if (ptr)
-			return (u8) (ptr - mwifiex_data_rates);
-	}
-	return 0;
-}
-
-/*
  * This function returns the current active data rates.
  *
  * The result may vary depending upon connection status.
@@ -277,20 +260,6 @@ mwifiex_is_rate_auto(struct mwifiex_private *priv)
 }
 
 /*
- * This function converts rate bitmap into rate index.
- */
-int mwifiex_get_rate_index(u16 *rate_bitmap, int size)
-{
-	int i;
-
-	for (i = 0; i < size * 8; i++)
-		if (rate_bitmap[i / 16] & (1 << (i % 16)))
-			return i;
-
-	return 0;
-}
-
-/*
  * This function gets the supported data rates.
  *
  * The function works in both Ad-Hoc and infra mode by printing the
diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h
index f918f66e5e27..070ef25f5186 100644
--- a/drivers/net/wireless/mwifiex/decl.h
+++ b/drivers/net/wireless/mwifiex/decl.h
@@ -41,16 +41,7 @@
 #define MWIFIEX_AMPDU_DEF_RXWINSIZE        16
 #define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT  0xffff
 
-#define MWIFIEX_RATE_INDEX_HRDSSS0 0
-#define MWIFIEX_RATE_INDEX_HRDSSS3 3
-#define MWIFIEX_RATE_INDEX_OFDM0   4
-#define MWIFIEX_RATE_INDEX_OFDM7   11
-#define MWIFIEX_RATE_INDEX_MCS0    12
-
-#define MWIFIEX_RATE_BITMAP_OFDM0  16
-#define MWIFIEX_RATE_BITMAP_OFDM7  23
 #define MWIFIEX_RATE_BITMAP_MCS0   32
-#define MWIFIEX_RATE_BITMAP_MCS127 159
 
 #define MWIFIEX_RX_DATA_BUF_SIZE     (4 * 1024)
 #define MWIFIEX_RX_CMD_BUF_SIZE	     (2 * 1024)
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 14e985d01dee..e831b440a24a 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -225,7 +225,6 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define HostCmd_CMD_BBP_REG_ACCESS                    0x001a
 #define HostCmd_CMD_RF_REG_ACCESS                     0x001b
 #define HostCmd_CMD_PMIC_REG_ACCESS                   0x00ad
-#define HostCmd_CMD_802_11_RF_CHANNEL                 0x001d
 #define HostCmd_CMD_RF_TX_PWR                         0x001e
 #define HostCmd_CMD_RF_ANTENNA                        0x0020
 #define HostCmd_CMD_802_11_DEAUTHENTICATE             0x0024
@@ -1292,14 +1291,6 @@ struct host_cmd_tlv_channel_band {
 	u8 channel;
 } __packed;
 
-struct host_cmd_ds_802_11_rf_channel {
-	__le16 action;
-	__le16 current_channel;
-	__le16 rf_type;
-	__le16 reserved;
-	u8 reserved_1[32];
-} __packed;
-
 struct host_cmd_ds_version_ext {
 	u8 version_str_sel;
 	char version_str[128];
@@ -1384,7 +1375,6 @@ struct host_cmd_ds_command {
 		struct host_cmd_ds_802_11_rssi_info rssi_info;
 		struct host_cmd_ds_802_11_rssi_info_rsp rssi_info_rsp;
 		struct host_cmd_ds_802_11_snmp_mib smib;
-		struct host_cmd_ds_802_11_rf_channel rf_channel;
 		struct host_cmd_ds_tx_rate_query tx_rate;
 		struct host_cmd_ds_tx_rate_cfg tx_rate_cfg;
 		struct host_cmd_ds_txpwr_cfg txp_cfg;
diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c
index b543a4d82ff3..21fdc6c02775 100644
--- a/drivers/net/wireless/mwifiex/init.c
+++ b/drivers/net/wireless/mwifiex/init.c
@@ -344,7 +344,6 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter)
 	adapter->adhoc_awake_period = 0;
 	memset(&adapter->arp_filter, 0, sizeof(adapter->arp_filter));
 	adapter->arp_filter_size = 0;
-	adapter->channel_type = NL80211_CHAN_HT20;
 	adapter->max_mgmt_ie_index = MAX_MGMT_IE_INDEX;
 }
 
diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h
index e121294cc1ac..50191539bb32 100644
--- a/drivers/net/wireless/mwifiex/ioctl.h
+++ b/drivers/net/wireless/mwifiex/ioctl.h
@@ -225,12 +225,6 @@ struct mwifiex_ds_encrypt_key {
 	u8 wapi_rxpn[WAPI_RXPN_LEN];
 };
 
-struct mwifiex_rate_cfg {
-	u32 action;
-	u32 is_rate_auto;
-	u32 rate;
-};
-
 struct mwifiex_power_cfg {
 	u32 is_power_auto;
 	u32 power_level;
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index f0219efc8953..46803621d015 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -377,7 +377,7 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
 	goto done;
 
 err_add_intf:
-	mwifiex_del_virtual_intf(adapter->wiphy, priv->netdev);
+	mwifiex_del_virtual_intf(adapter->wiphy, priv->wdev);
 	rtnl_unlock();
 err_init_fw:
 	pr_debug("info: %s: unregister device\n", __func__);
@@ -844,7 +844,7 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
 
 		rtnl_lock();
 		if (priv->wdev && priv->netdev)
-			mwifiex_del_virtual_intf(adapter->wiphy, priv->netdev);
+			mwifiex_del_virtual_intf(adapter->wiphy, priv->wdev);
 		rtnl_unlock();
 	}
 
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 9e636535cbf6..e7c2a82fd610 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -678,7 +678,6 @@ struct mwifiex_adapter {
 	u8 hw_dev_mcs_support;
 	u8 adhoc_11n_enabled;
 	u8 sec_chan_offset;
-	enum nl80211_channel_type channel_type;
 	struct mwifiex_dbg dbg;
 	u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE];
 	u32 arp_filter_size;
@@ -824,9 +823,7 @@ int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask,
 u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv,
 				    u8 *rates);
 u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates);
-u8 mwifiex_data_rate_to_index(u32 rate);
 u8 mwifiex_is_rate_auto(struct mwifiex_private *priv);
-int mwifiex_get_rate_index(u16 *rateBitmap, int size);
 extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE];
 void mwifiex_save_curr_bcn(struct mwifiex_private *priv);
 void mwifiex_free_curr_bcn(struct mwifiex_private *priv);
@@ -945,16 +942,13 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
 int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type);
 int mwifiex_enable_hs(struct mwifiex_adapter *adapter);
 int mwifiex_disable_auto_ds(struct mwifiex_private *priv);
-int mwifiex_drv_get_data_rate(struct mwifiex_private *priv,
-			      struct mwifiex_rate_cfg *rate);
+int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate);
 int mwifiex_request_scan(struct mwifiex_private *priv,
 			 struct cfg80211_ssid *req_ssid);
 int mwifiex_scan_networks(struct mwifiex_private *priv,
 			  const struct mwifiex_user_scan_cfg *user_scan_in);
 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
 
-int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel);
-
 int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key,
 		       int key_len, u8 key_index, const u8 *mac_addr,
 		       int disable);
@@ -993,8 +987,6 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv,
 
 int mwifiex_main_process(struct mwifiex_adapter *);
 
-int mwifiex_bss_set_channel(struct mwifiex_private *,
-			    struct mwifiex_chan_freq_power *cfp);
 int mwifiex_get_bss_info(struct mwifiex_private *,
 			 struct mwifiex_bss_info *);
 int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
@@ -1005,10 +997,12 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter,
 int mwifiex_check_network_compatibility(struct mwifiex_private *priv,
 					struct mwifiex_bssdescriptor *bss_desc);
 
-struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy,
-					char *name, enum nl80211_iftype type,
-					u32 *flags, struct vif_params *params);
-int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev);
+struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
+					      char *name,
+					      enum nl80211_iftype type,
+					      u32 *flags,
+					      struct vif_params *params);
+int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev);
 
 void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config);
 
diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c
index 225d4c776177..df3a33c530cf 100644
--- a/drivers/net/wireless/mwifiex/sta_cmd.c
+++ b/drivers/net/wireless/mwifiex/sta_cmd.c
@@ -745,40 +745,6 @@ static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv,
 }
 
 /*
- * This function prepares command to set/get RF channel.
- *
- * Preparation includes -
- *      - Setting command ID, action and proper size
- *      - Setting RF type and current RF channel (for SET only)
- *      - Ensuring correct endian-ness
- */
-static int mwifiex_cmd_802_11_rf_channel(struct mwifiex_private *priv,
-					 struct host_cmd_ds_command *cmd,
-					 u16 cmd_action, u16 *channel)
-{
-	struct host_cmd_ds_802_11_rf_channel *rf_chan =
-		&cmd->params.rf_channel;
-	uint16_t rf_type = le16_to_cpu(rf_chan->rf_type);
-
-	cmd->command = cpu_to_le16(HostCmd_CMD_802_11_RF_CHANNEL);
-	cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rf_channel)
-				+ S_DS_GEN);
-
-	if (cmd_action == HostCmd_ACT_GEN_SET) {
-		if ((priv->adapter->adhoc_start_band & BAND_A) ||
-		    (priv->adapter->adhoc_start_band & BAND_AN))
-			rf_chan->rf_type =
-				cpu_to_le16(HostCmd_SCAN_RADIO_TYPE_A);
-
-		rf_type = le16_to_cpu(rf_chan->rf_type);
-		SET_SECONDARYCHAN(rf_type, priv->adapter->sec_chan_offset);
-		rf_chan->current_channel = cpu_to_le16(*channel);
-	}
-	rf_chan->action = cpu_to_le16(cmd_action);
-	return 0;
-}
-
-/*
  * This function prepares command to set/get IBSS coalescing status.
  *
  * Preparation includes -
@@ -1169,10 +1135,6 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
 				    S_DS_GEN);
 		ret = 0;
 		break;
-	case HostCmd_CMD_802_11_RF_CHANNEL:
-		ret = mwifiex_cmd_802_11_rf_channel(priv, cmd_ptr, cmd_action,
-						    data_buf);
-		break;
 	case HostCmd_CMD_FUNC_INIT:
 		if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET)
 			priv->adapter->hw_status = MWIFIEX_HW_STATUS_READY;
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index 97715dfbdf58..0b09004ebb25 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -267,12 +267,10 @@ static int mwifiex_ret_get_log(struct mwifiex_private *priv,
  *
  * Based on the new rate bitmaps, the function re-evaluates if
  * auto data rate has been activated. If not, it sends another
- * query to the firmware to get the current Tx data rate and updates
- * the driver value.
+ * query to the firmware to get the current Tx data rate.
  */
 static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
-				   struct host_cmd_ds_command *resp,
-				   struct mwifiex_rate_cfg *ds_rate)
+				   struct host_cmd_ds_command *resp)
 {
 	struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg;
 	struct mwifiex_rate_scope *rate_scope;
@@ -280,7 +278,6 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
 	u16 tlv, tlv_buf_len;
 	u8 *tlv_buf;
 	u32 i;
-	int ret = 0;
 
 	tlv_buf = ((u8 *)rate_cfg) +
 			sizeof(struct host_cmd_ds_tx_rate_cfg);
@@ -318,33 +315,11 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
 	if (priv->is_data_rate_auto)
 		priv->data_rate = 0;
 	else
-		ret = mwifiex_send_cmd_async(priv,
-					  HostCmd_CMD_802_11_TX_RATE_QUERY,
-					  HostCmd_ACT_GEN_GET, 0, NULL);
-
-	if (!ds_rate)
-		return ret;
-
-	if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
-		if (priv->is_data_rate_auto) {
-			ds_rate->is_rate_auto = 1;
-		return ret;
-	}
-	ds_rate->rate = mwifiex_get_rate_index(priv->bitmap_rates,
-					       sizeof(priv->bitmap_rates));
-
-	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_OFDM0 &&
-	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_OFDM7)
-		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_OFDM0 -
-				  MWIFIEX_RATE_INDEX_OFDM0);
-
-	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_MCS0 &&
-	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_MCS127)
-		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_MCS0 -
-				  MWIFIEX_RATE_INDEX_MCS0);
-	}
+		return mwifiex_send_cmd_async(priv,
+					      HostCmd_CMD_802_11_TX_RATE_QUERY,
+					      HostCmd_ACT_GEN_GET, 0, NULL);
 
-	return ret;
+	return 0;
 }
 
 /*
@@ -656,34 +631,6 @@ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv,
 }
 
 /*
- * This function handles the command response of get RF channel.
- *
- * Handling includes changing the header fields into CPU format
- * and saving the new channel in driver.
- */
-static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv,
-					 struct host_cmd_ds_command *resp,
-					 u16 *data_buf)
-{
-	struct host_cmd_ds_802_11_rf_channel *rf_channel =
-		&resp->params.rf_channel;
-	u16 new_channel = le16_to_cpu(rf_channel->current_channel);
-
-	if (priv->curr_bss_params.bss_descriptor.channel != new_channel) {
-		dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n",
-			priv->curr_bss_params.bss_descriptor.channel,
-			new_channel);
-		/* Update the channel again */
-		priv->curr_bss_params.bss_descriptor.channel = new_channel;
-	}
-
-	if (data_buf)
-		*data_buf = new_channel;
-
-	return 0;
-}
-
-/*
  * This function handles the command response of get extended version.
  *
  * Handling includes forming the extended version string and sending it
@@ -878,7 +825,7 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
 		ret = mwifiex_ret_mac_multicast_adr(priv, resp);
 		break;
 	case HostCmd_CMD_TX_RATE_CFG:
-		ret = mwifiex_ret_tx_rate_cfg(priv, resp, data_buf);
+		ret = mwifiex_ret_tx_rate_cfg(priv, resp);
 		break;
 	case HostCmd_CMD_802_11_SCAN:
 		ret = mwifiex_ret_802_11_scan(priv, resp);
@@ -929,9 +876,6 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
 	case HostCmd_CMD_802_11_TX_RATE_QUERY:
 		ret = mwifiex_ret_802_11_tx_rate_query(priv, resp);
 		break;
-	case HostCmd_CMD_802_11_RF_CHANNEL:
-		ret = mwifiex_ret_802_11_rf_channel(priv, resp, data_buf);
-		break;
 	case HostCmd_CMD_VERSION_EXT:
 		ret = mwifiex_ret_ver_ext(priv, resp, data_buf);
 		break;
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index f2fd2423214f..fb2136089a22 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -497,297 +497,24 @@ int mwifiex_disable_auto_ds(struct mwifiex_private *priv)
 EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds);
 
 /*
- * IOCTL request handler to set/get active channel.
- *
- * This function performs validity checking on channel/frequency
- * compatibility and returns failure if not valid.
- */
-int mwifiex_bss_set_channel(struct mwifiex_private *priv,
-			    struct mwifiex_chan_freq_power *chan)
-{
-	struct mwifiex_adapter *adapter = priv->adapter;
-	struct mwifiex_chan_freq_power *cfp = NULL;
-
-	if (!chan)
-		return -1;
-
-	if (!chan->channel && !chan->freq)
-		return -1;
-	if (adapter->adhoc_start_band & BAND_AN)
-		adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN;
-	else if (adapter->adhoc_start_band & BAND_A)
-		adapter->adhoc_start_band = BAND_G | BAND_B;
-	if (chan->channel) {
-		if (chan->channel <= MAX_CHANNEL_BAND_BG)
-			cfp = mwifiex_get_cfp(priv, 0, (u16) chan->channel, 0);
-		if (!cfp) {
-			cfp = mwifiex_get_cfp(priv, BAND_A,
-					      (u16) chan->channel, 0);
-			if (cfp) {
-				if (adapter->adhoc_11n_enabled)
-					adapter->adhoc_start_band = BAND_A
-								    | BAND_AN;
-				else
-					adapter->adhoc_start_band = BAND_A;
-			}
-		}
-	} else {
-		if (chan->freq <= MAX_FREQUENCY_BAND_BG)
-			cfp = mwifiex_get_cfp(priv, 0, 0, chan->freq);
-		if (!cfp) {
-			cfp = mwifiex_get_cfp(priv, BAND_A, 0, chan->freq);
-			if (cfp) {
-				if (adapter->adhoc_11n_enabled)
-					adapter->adhoc_start_band = BAND_A
-								    | BAND_AN;
-				else
-					adapter->adhoc_start_band = BAND_A;
-			}
-		}
-	}
-	if (!cfp || !cfp->channel) {
-		dev_err(adapter->dev, "invalid channel/freq\n");
-		return -1;
-	}
-	priv->adhoc_channel = (u8) cfp->channel;
-	chan->channel = cfp->channel;
-	chan->freq = cfp->freq;
-
-	return 0;
-}
-
-/*
- * IOCTL request handler to set/get Ad-Hoc channel.
- *
- * This function prepares the correct firmware command and
- * issues it to set or get the ad-hoc channel.
- */
-static int mwifiex_bss_ioctl_ibss_channel(struct mwifiex_private *priv,
-					  u16 action, u16 *channel)
-{
-	if (action == HostCmd_ACT_GEN_GET) {
-		if (!priv->media_connected) {
-			*channel = priv->adhoc_channel;
-			return 0;
-		}
-	} else {
-		priv->adhoc_channel = (u8) *channel;
-	}
-
-	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_RF_CHANNEL,
-				     action, 0, channel);
-}
-
-/*
- * IOCTL request handler to change Ad-Hoc channel.
- *
- * This function allocates the IOCTL request buffer, fills it
- * with requisite parameters and calls the IOCTL handler.
- *
- * The function follows the following steps to perform the change -
- *      - Get current IBSS information
- *      - Get current channel
- *      - If no change is required, return
- *      - If not connected, change channel and return
- *      - If connected,
- *          - Disconnect
- *          - Change channel
- *          - Perform specific SSID scan with same SSID
- *          - Start/Join the IBSS
- */
-int
-mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, u16 channel)
-{
-	int ret;
-	struct mwifiex_bss_info bss_info;
-	struct mwifiex_ssid_bssid ssid_bssid;
-	u16 curr_chan = 0;
-	struct cfg80211_bss *bss = NULL;
-	struct ieee80211_channel *chan;
-	enum ieee80211_band band;
-
-	memset(&bss_info, 0, sizeof(bss_info));
-
-	/* Get BSS information */
-	if (mwifiex_get_bss_info(priv, &bss_info))
-		return -1;
-
-	/* Get current channel */
-	ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_GET,
-					     &curr_chan);
-
-	if (curr_chan == channel) {
-		ret = 0;
-		goto done;
-	}
-	dev_dbg(priv->adapter->dev, "cmd: updating channel from %d to %d\n",
-		curr_chan, channel);
-
-	if (!bss_info.media_connected) {
-		ret = 0;
-		goto done;
-	}
-
-	/* Do disonnect */
-	memset(&ssid_bssid, 0, ETH_ALEN);
-	ret = mwifiex_deauthenticate(priv, ssid_bssid.bssid);
-
-	ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_SET,
-					     &channel);
-
-	/* Do specific SSID scanning */
-	if (mwifiex_request_scan(priv, &bss_info.ssid)) {
-		ret = -1;
-		goto done;
-	}
-
-	band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
-	chan = __ieee80211_get_channel(priv->wdev->wiphy,
-				       ieee80211_channel_to_frequency(channel,
-								      band));
-
-	/* Find the BSS we want using available scan results */
-	bss = cfg80211_get_bss(priv->wdev->wiphy, chan, bss_info.bssid,
-			       bss_info.ssid.ssid, bss_info.ssid.ssid_len,
-			       WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
-	if (!bss)
-		wiphy_warn(priv->wdev->wiphy, "assoc: bss %pM not in scan results\n",
-			   bss_info.bssid);
-
-	ret = mwifiex_bss_start(priv, bss, &bss_info.ssid);
-done:
-	return ret;
-}
-
-/*
- * IOCTL request handler to get rate.
- *
- * This function prepares the correct firmware command and
- * issues it to get the current rate if it is connected,
- * otherwise, the function returns the lowest supported rate
- * for the band.
- */
-static int mwifiex_rate_ioctl_get_rate_value(struct mwifiex_private *priv,
-					     struct mwifiex_rate_cfg *rate_cfg)
-{
-	rate_cfg->is_rate_auto = priv->is_data_rate_auto;
-	return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
-				     HostCmd_ACT_GEN_GET, 0, NULL);
-}
-
-/*
- * IOCTL request handler to set rate.
- *
- * This function prepares the correct firmware command and
- * issues it to set the current rate.
- *
- * The function also performs validation checking on the supplied value.
- */
-static int mwifiex_rate_ioctl_set_rate_value(struct mwifiex_private *priv,
-					     struct mwifiex_rate_cfg *rate_cfg)
-{
-	u8 rates[MWIFIEX_SUPPORTED_RATES];
-	u8 *rate;
-	int rate_index, ret;
-	u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
-	u32 i;
-	struct mwifiex_adapter *adapter = priv->adapter;
-
-	if (rate_cfg->is_rate_auto) {
-		memset(bitmap_rates, 0, sizeof(bitmap_rates));
-		/* Support all HR/DSSS rates */
-		bitmap_rates[0] = 0x000F;
-		/* Support all OFDM rates */
-		bitmap_rates[1] = 0x00FF;
-		/* Support all HT-MCSs rate */
-		for (i = 0; i < ARRAY_SIZE(priv->bitmap_rates) - 3; i++)
-			bitmap_rates[i + 2] = 0xFFFF;
-		bitmap_rates[9] = 0x3FFF;
-	} else {
-		memset(rates, 0, sizeof(rates));
-		mwifiex_get_active_data_rates(priv, rates);
-		rate = rates;
-		for (i = 0; (rate[i] && i < MWIFIEX_SUPPORTED_RATES); i++) {
-			dev_dbg(adapter->dev, "info: rate=%#x wanted=%#x\n",
-				rate[i], rate_cfg->rate);
-			if ((rate[i] & 0x7f) == (rate_cfg->rate & 0x7f))
-				break;
-		}
-		if ((i == MWIFIEX_SUPPORTED_RATES) || !rate[i]) {
-			dev_err(adapter->dev, "fixed data rate %#x is out "
-			       "of range\n", rate_cfg->rate);
-			return -1;
-		}
-		memset(bitmap_rates, 0, sizeof(bitmap_rates));
-
-		rate_index = mwifiex_data_rate_to_index(rate_cfg->rate);
-
-		/* Only allow b/g rates to be set */
-		if (rate_index >= MWIFIEX_RATE_INDEX_HRDSSS0 &&
-		    rate_index <= MWIFIEX_RATE_INDEX_HRDSSS3) {
-			bitmap_rates[0] = 1 << rate_index;
-		} else {
-			rate_index -= 1; /* There is a 0x00 in the table */
-			if (rate_index >= MWIFIEX_RATE_INDEX_OFDM0 &&
-			    rate_index <= MWIFIEX_RATE_INDEX_OFDM7)
-				bitmap_rates[1] = 1 << (rate_index -
-						   MWIFIEX_RATE_INDEX_OFDM0);
-		}
-	}
-
-	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG,
-				    HostCmd_ACT_GEN_SET, 0, bitmap_rates);
-
-	return ret;
-}
-
-/*
- * IOCTL request handler to set/get rate.
- *
- * This function can be used to set/get either the rate value or the
- * rate index.
- */
-static int mwifiex_rate_ioctl_cfg(struct mwifiex_private *priv,
-				  struct mwifiex_rate_cfg *rate_cfg)
-{
-	int status;
-
-	if (!rate_cfg)
-		return -1;
-
-	if (rate_cfg->action == HostCmd_ACT_GEN_GET)
-		status = mwifiex_rate_ioctl_get_rate_value(priv, rate_cfg);
-	else
-		status = mwifiex_rate_ioctl_set_rate_value(priv, rate_cfg);
-
-	return status;
-}
-
-/*
  * Sends IOCTL request to get the data rate.
  *
  * This function allocates the IOCTL request buffer, fills it
  * with requisite parameters and calls the IOCTL handler.
  */
-int mwifiex_drv_get_data_rate(struct mwifiex_private *priv,
-			      struct mwifiex_rate_cfg *rate)
+int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate)
 {
 	int ret;
 
-	memset(rate, 0, sizeof(struct mwifiex_rate_cfg));
-	rate->action = HostCmd_ACT_GEN_GET;
-	ret = mwifiex_rate_ioctl_cfg(priv, rate);
+	ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
+				    HostCmd_ACT_GEN_GET, 0, NULL);
 
 	if (!ret) {
-		if (rate->is_rate_auto)
-			rate->rate = mwifiex_index_to_data_rate(priv,
-								priv->tx_rate,
-								priv->tx_htinfo
-								);
+		if (priv->is_data_rate_auto)
+			*rate = mwifiex_index_to_data_rate(priv, priv->tx_rate,
+							   priv->tx_htinfo);
 		else
-			rate->rate = priv->data_rate;
-	} else {
-		ret = -1;
+			*rate = priv->data_rate;
 	}
 
 	return ret;