rtl8188eu/os_dep/ioctl_linux.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2007 - 2012 Realtek Corporation. */

#include "../include/osdep_service.h"
#include "../include/drv_types.h"
#include "../include/wlan_bssdef.h"
#include "../include/rtw_debug.h"
#include "../include/wifi.h"
#include "../include/rtw_mlme.h"
#include "../include/rtw_mlme_ext.h"
#include "../include/rtw_ioctl.h"
#include "../include/rtw_ioctl_set.h"
#include "../include/usb_ops.h"
#include "../include/rtl8188e_hal.h"
#include "../include/rtw_led.h"

#include "../include/rtw_iol.h"

#define RTL_IOCTL_WPA_SUPPLICANT	(SIOCIWFIRSTPRIV + 30)

#define SCAN_ITEM_SIZE 768
#define MAX_CUSTOM_LEN 64
#define RATE_COUNT 4

/*  combo scan */
#define WEXT_CSCAN_AMOUNT 9
#define WEXT_CSCAN_BUF_LEN		360
#define WEXT_CSCAN_HEADER		"CSCAN S\x01\x00\x00S\x00"
#define WEXT_CSCAN_HEADER_SIZE		12
#define WEXT_CSCAN_SSID_SECTION		'S'
#define WEXT_CSCAN_CHANNEL_SECTION	'C'
#define WEXT_CSCAN_NPROBE_SECTION	'N'
#define WEXT_CSCAN_ACTV_DWELL_SECTION	'A'
#define WEXT_CSCAN_PASV_DWELL_SECTION	'P'
#define WEXT_CSCAN_HOME_DWELL_SECTION	'H'
#define WEXT_CSCAN_TYPE_SECTION		'T'

static u32 rtw_rates[] = {1000000, 2000000, 5500000, 11000000,
	6000000, 9000000, 12000000, 18000000, 24000000, 36000000,
	48000000, 54000000};

void indicate_wx_scan_complete_event(struct adapter *padapter)
{
	union iwreq_data wrqu;

	memset(&wrqu, 0, sizeof(union iwreq_data));
	wireless_send_event(padapter->pnetdev, SIOCGIWSCAN, &wrqu, NULL);
}

void rtw_indicate_wx_assoc_event(struct adapter *padapter)
{
	union iwreq_data wrqu;
	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;

	memset(&wrqu, 0, sizeof(union iwreq_data));

	wrqu.ap_addr.sa_family = ARPHRD_ETHER;

	memcpy(wrqu.ap_addr.sa_data, pmlmepriv->cur_network.network.MacAddress, ETH_ALEN);

	wireless_send_event(padapter->pnetdev, SIOCGIWAP, &wrqu, NULL);
}

void rtw_indicate_wx_disassoc_event(struct adapter *padapter)
{
	union iwreq_data wrqu;

	memset(&wrqu, 0, sizeof(union iwreq_data));

	wrqu.ap_addr.sa_family = ARPHRD_ETHER;
	memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);

	wireless_send_event(padapter->pnetdev, SIOCGIWAP, &wrqu, NULL);
}

static char *translate_scan(struct adapter *padapter,
			    struct iw_request_info *info,
			    struct wlan_network *pnetwork,
			    char *start, char *stop)
{
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct iw_event iwe;
	u16 cap;
	__le16 le_tmp;
	u32 ht_ielen = 0;
	char *custom;
	char *p;
	u16 max_rate = 0, rate, ht_cap = false;
	u32 i = 0;
	u8 bw_40MHz = 0, short_GI = 0;
	u16 mcs_rate = 0;
	u8 ss, sq;
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
		u32	blnGotP2PIE = false;

		/*	User is doing the P2P device discovery */
		/*	The prefix of SSID should be "DIRECT-" and the IE should contains the P2P IE. */
		/*	If not, the driver should ignore this AP and go to the next AP. */

		/*	Verifying the SSID */
		if (!memcmp(pnetwork->network.Ssid.Ssid, pwdinfo->p2p_wildcard_ssid, P2P_WILDCARD_SSID_LEN)) {
			u32	p2pielen = 0;

			if (pnetwork->network.Reserved[0] == 2) {/*  Probe Request */
				/*	Verifying the P2P IE */
				if (rtw_get_p2p_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &p2pielen))
					blnGotP2PIE = true;
			} else {/*  Beacon or Probe Respones */
				/*	Verifying the P2P IE */
				if (rtw_get_p2p_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &p2pielen))
					blnGotP2PIE = true;
			}
		}

		if (!blnGotP2PIE)
			return start;
	}

	/*  AP MAC address  */
	iwe.cmd = SIOCGIWAP;
	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;

	memcpy(iwe.u.ap_addr.sa_data, pnetwork->network.MacAddress, ETH_ALEN);
	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN);

	/* Add the ESSID */
	iwe.cmd = SIOCGIWESSID;
	iwe.u.data.flags = 1;
	iwe.u.data.length = min_t(u16, pnetwork->network.Ssid.SsidLength, 32);
	start = iwe_stream_add_point(info, start, stop, &iwe, pnetwork->network.Ssid.Ssid);

	/* parsing HT_CAP_IE */
	p = rtw_get_ie(&pnetwork->network.IEs[12], _HT_CAPABILITY_IE_, &ht_ielen, pnetwork->network.IELength - 12);

	if (p && ht_ielen > 0) {
		struct ieee80211_ht_cap *pht_capie;

		ht_cap = true;
		pht_capie = (struct ieee80211_ht_cap *)(p + 2);
		memcpy(&mcs_rate, pht_capie->mcs.rx_mask, 2);
		bw_40MHz = (le16_to_cpu(pht_capie->cap_info) &
			    IEEE80211_HT_CAP_SUP_WIDTH_20_40) ? 1 : 0;
		short_GI = (le16_to_cpu(pht_capie->cap_info) &
			    (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40)) ? 1 : 0;
	}

	/* Add the protocol name */
	iwe.cmd = SIOCGIWNAME;
	if ((rtw_is_cckratesonly_included((u8 *)&pnetwork->network.SupportedRates))) {
		if (ht_cap)
			snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11bn");
		else
		snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11b");
	} else if ((rtw_is_cckrates_included((u8 *)&pnetwork->network.SupportedRates))) {
		if (ht_cap)
			snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11bgn");
		else
			snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11bg");
	} else {
		if (ht_cap)
			snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11gn");
		else
			snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11g");
	}

	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_CHAR_LEN);

	  /* Add mode */
	iwe.cmd = SIOCGIWMODE;
	memcpy(&le_tmp, rtw_get_capability_from_ie(pnetwork->network.IEs), 2);

	cap = le16_to_cpu(le_tmp);

	if (cap & (WLAN_CAPABILITY_IBSS | WLAN_CAPABILITY_BSS)) {
		if (cap & WLAN_CAPABILITY_BSS)
			iwe.u.mode = IW_MODE_MASTER;
		else
			iwe.u.mode = IW_MODE_ADHOC;

		start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_UINT_LEN);
	}

	if (pnetwork->network.Configuration.DSConfig < 1)
		pnetwork->network.Configuration.DSConfig = 1;

	 /* Add frequency/channel */
	iwe.cmd = SIOCGIWFREQ;
	iwe.u.freq.m = rtw_ch2freq(pnetwork->network.Configuration.DSConfig) * 100000;
	iwe.u.freq.e = 1;
	iwe.u.freq.i = pnetwork->network.Configuration.DSConfig;
	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN);

	/* Add encryption capability */
	iwe.cmd = SIOCGIWENCODE;
	if (cap & WLAN_CAPABILITY_PRIVACY)
		iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
	else
		iwe.u.data.flags = IW_ENCODE_DISABLED;
	iwe.u.data.length = 0;
	start = iwe_stream_add_point(info, start, stop, &iwe, pnetwork->network.Ssid.Ssid);

	/*Add basic and extended rates */
	max_rate = 0;
	custom = kzalloc(MAX_CUSTOM_LEN, GFP_ATOMIC);
	if (!custom)
		return start;
	p = custom;
	p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
	while (pnetwork->network.SupportedRates[i] != 0) {
		rate = pnetwork->network.SupportedRates[i] & 0x7F;
		if (rate > max_rate)
			max_rate = rate;
		p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
			      "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
		i++;
	}

	if (ht_cap) {
		if (mcs_rate & 0x8000)/* MCS15 */
			max_rate = (bw_40MHz) ? ((short_GI) ? 300 : 270) : ((short_GI) ? 144 : 130);
		else if (mcs_rate & 0x0080)/* MCS7 */
			;
		else/* default MCS7 */
			max_rate = (bw_40MHz) ? ((short_GI) ? 150 : 135) : ((short_GI) ? 72 : 65);

		max_rate = max_rate * 2;/* Mbps/2; */
	}

	iwe.cmd = SIOCGIWRATE;
	iwe.u.bitrate.fixed = 0;
	iwe.u.bitrate.disabled = 0;
	iwe.u.bitrate.value = max_rate * 500000;
	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_PARAM_LEN);

	/* parsing WPA/WPA2 IE */
	{
		u8 *buf;
		u8 *wpa_ie, *rsn_ie;
		u16 wpa_len = 0, rsn_len = 0;
		u8 *p;

		buf = kzalloc(MAX_WPA_IE_LEN, GFP_ATOMIC);
		if (!buf)
			goto exit;
		wpa_ie = kzalloc(255, GFP_ATOMIC);
		if (!wpa_ie) {
			kfree(buf);
			goto exit;
		}
		rsn_ie = kzalloc(255, GFP_ATOMIC);
		if (!rsn_ie) {
			kfree(buf);
			kfree(wpa_ie);
			goto exit;
		}
		rtw_get_sec_ie(pnetwork->network.IEs, pnetwork->network.IELength, rsn_ie, &rsn_len, wpa_ie, &wpa_len);

		if (wpa_len > 0) {
			p = buf;
			memset(buf, 0, MAX_WPA_IE_LEN);
			p += sprintf(p, "wpa_ie =");
			for (i = 0; i < wpa_len; i++)
				p += sprintf(p, "%02x", wpa_ie[i]);

			memset(&iwe, 0, sizeof(iwe));
			iwe.cmd = IWEVCUSTOM;
			iwe.u.data.length = strlen(buf);
			start = iwe_stream_add_point(info, start, stop, &iwe, buf);

			memset(&iwe, 0, sizeof(iwe));
			iwe.cmd = IWEVGENIE;
			iwe.u.data.length = wpa_len;
			start = iwe_stream_add_point(info, start, stop, &iwe, wpa_ie);
		}
		if (rsn_len > 0) {
			p = buf;
			memset(buf, 0, MAX_WPA_IE_LEN);
			p += sprintf(p, "rsn_ie =");
			for (i = 0; i < rsn_len; i++)
				p += sprintf(p, "%02x", rsn_ie[i]);
			memset(&iwe, 0, sizeof(iwe));
			iwe.cmd = IWEVCUSTOM;
			iwe.u.data.length = strlen(buf);
			start = iwe_stream_add_point(info, start, stop, &iwe, buf);

			memset(&iwe, 0, sizeof(iwe));
			iwe.cmd = IWEVGENIE;
			iwe.u.data.length = rsn_len;
			start = iwe_stream_add_point(info, start, stop, &iwe, rsn_ie);
		}
		kfree(buf);
		kfree(wpa_ie);
		kfree(rsn_ie);
	}

	{/* parsing WPS IE */
		uint cnt = 0, total_ielen;
		u8 *wpsie_ptr = NULL;
		uint wps_ielen = 0;

		u8 *ie_ptr = pnetwork->network.IEs + _FIXED_IE_LENGTH_;
		total_ielen = pnetwork->network.IELength - _FIXED_IE_LENGTH_;

		while (cnt < total_ielen) {
			if (rtw_is_wps_ie(&ie_ptr[cnt], &wps_ielen) && (wps_ielen > 2)) {
				wpsie_ptr = &ie_ptr[cnt];
				iwe.cmd = IWEVGENIE;
				iwe.u.data.length = (u16)wps_ielen;
				start = iwe_stream_add_point(info, start, stop, &iwe, wpsie_ptr);
			}
			cnt += ie_ptr[cnt + 1] + 2; /* goto next */
		}
	}

	/* Add quality statistics */
	iwe.cmd = IWEVQUAL;
	iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID;

	if (check_fwstate(pmlmepriv, _FW_LINKED) &&
	    is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network)) {
		ss = padapter->recvpriv.signal_strength;
		sq = padapter->recvpriv.signal_qual;
	} else {
		ss = pnetwork->network.PhyInfo.SignalStrength;
		sq = pnetwork->network.PhyInfo.SignalQuality;
	}

	iwe.u.qual.level = (u8)ss;
	iwe.u.qual.qual = (u8)sq;   /*  signal quality */
	iwe.u.qual.noise = 0; /*  noise level */
	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN);
exit:
	kfree(custom);
	return start;
}

static int wpa_set_auth_algs(struct net_device *dev, u32 value)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int ret = 0;

	if ((value & AUTH_ALG_SHARED_KEY) && (value & AUTH_ALG_OPEN_SYSTEM)) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
		padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeAutoSwitch;
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
	} else if (value & AUTH_ALG_SHARED_KEY) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;

		padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeShared;
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
	} else if (value & AUTH_ALG_OPEN_SYSTEM) {
		if (padapter->securitypriv.ndisauthtype < Ndis802_11AuthModeWPAPSK) {
			padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
			padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
		}
	} else if (!(value & AUTH_ALG_LEAP)) {
		ret = -EINVAL;
	}
	return ret;
}

static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
{
	int ret = 0;
	u32 wep_key_idx, wep_key_len, wep_total_len;
	struct ndis_802_11_wep	 *pwep = NULL;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct security_priv *psecuritypriv = &padapter->securitypriv;
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	param->u.crypt.err = 0;
	param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';

	if (param_len < (u32)((u8 *)param->u.crypt.key - (u8 *)param) + param->u.crypt.key_len) {
		ret =  -EINVAL;
		goto exit;
	}

	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
		if (param->u.crypt.idx >= WEP_KEYS) {
			ret = -EINVAL;
			goto exit;
		}
	} else {
		ret = -EINVAL;
		goto exit;
	}

	if (strcmp(param->u.crypt.alg, "WEP") == 0) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
		padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
		padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;

		wep_key_idx = param->u.crypt.idx;
		wep_key_len = param->u.crypt.key_len;

		if (wep_key_idx > WEP_KEYS)
			return -EINVAL;

		if (wep_key_len > 0) {
			wep_key_len = wep_key_len <= 5 ? 5 : 13;
			wep_total_len = wep_key_len + sizeof(*pwep);
			pwep = kzalloc(wep_total_len, GFP_KERNEL);
			if (!pwep)
				goto exit;

			pwep->KeyLength = wep_key_len;
			pwep->Length = wep_total_len;
			if (wep_key_len == 13) {
				padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
				padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
			}
		} else {
			ret = -EINVAL;
			goto exit;
		}
		pwep->KeyIndex = wep_key_idx;
		pwep->KeyIndex |= 0x80000000;
		memcpy(pwep->KeyMaterial,  param->u.crypt.key, pwep->KeyLength);
		if (param->u.crypt.set_tx) {
			if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
				ret = -EOPNOTSUPP;
		} else {
			if (wep_key_idx >= WEP_KEYS) {
				ret = -EOPNOTSUPP;
				goto exit;
			}
			memcpy(&psecuritypriv->dot11DefKey[wep_key_idx].skey[0], pwep->KeyMaterial, pwep->KeyLength);
			psecuritypriv->dot11DefKeylen[wep_key_idx] = pwep->KeyLength;
			rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0);
		}
		goto exit;
	}

	if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { /*  802_1x */
		struct sta_info *psta, *pbcmc_sta;
		struct sta_priv *pstapriv = &padapter->stapriv;

		if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE)) { /* sta mode */
			psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
			if (!psta) {
				;
			} else {
				if (strcmp(param->u.crypt.alg, "none") != 0)
					psta->ieee8021x_blocked = false;

				if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
				    (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
					psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;

				if (param->u.crypt.set_tx == 1) { /* pairwise key */
					memcpy(psta->dot118021x_UncstKey.skey,  param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));

					if (strcmp(param->u.crypt.alg, "TKIP") == 0) { /* set mic key */
						memcpy(psta->dot11tkiptxmickey.skey, &param->u.crypt.key[16], 8);
						memcpy(psta->dot11tkiprxmickey.skey, &param->u.crypt.key[24], 8);
						padapter->securitypriv.busetkipkey = false;
					}

					rtw_setstakey_cmd(padapter, (unsigned char *)psta, true);
				} else { /* group key */
					memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey,  param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
					memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &param->u.crypt.key[16], 8);
					memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &param->u.crypt.key[24], 8);
					padapter->securitypriv.binstallGrpkey = true;

					padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;

					rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1);
					if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_PROVISIONING_ING))
						rtw_p2p_set_state(pwdinfo, P2P_STATE_PROVISIONING_DONE);
				}
			}
			pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
			if (!pbcmc_sta) {
				;
			} else {
				/* Jeff: don't disable ieee8021x_blocked while clearing key */
				if (strcmp(param->u.crypt.alg, "none") != 0)
					pbcmc_sta->ieee8021x_blocked = false;

				if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
				    (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
					pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
			}
		}
	}

exit:

	kfree(pwep);

	return ret;
}

static int rtw_set_wpa_ie(struct adapter *padapter, char *pie, unsigned short ielen)
{
	u8 *buf = NULL;
	int group_cipher = 0, pairwise_cipher = 0;
	int ret = 0;
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	if (ielen > MAX_WPA_IE_LEN || !pie) {
		_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
		if (!pie)
			return ret;
		else
			return -EINVAL;
	}

	if (ielen) {
		buf = kmemdup(pie, ielen, GFP_KERNEL);
		if (!buf) {
			ret =  -ENOMEM;
			goto exit;
		}

		if (ielen < RSN_HEADER_LEN) {
			ret  = -1;
			goto exit;
		}

		if (rtw_parse_wpa_ie(buf, ielen, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
			padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
			padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK;
			memcpy(padapter->securitypriv.supplicant_ie, &buf[0], ielen);
		}

		if (rtw_parse_wpa2_ie(buf, ielen, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
			padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
			padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK;
			memcpy(padapter->securitypriv.supplicant_ie, &buf[0], ielen);
		}

		switch (group_cipher) {
		case WPA_CIPHER_NONE:
			padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
			break;
		case WPA_CIPHER_WEP40:
			padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
			break;
		case WPA_CIPHER_TKIP:
			padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
			break;
		case WPA_CIPHER_CCMP:
			padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
			break;
		case WPA_CIPHER_WEP104:
			padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
			break;
		}

		switch (pairwise_cipher) {
		case WPA_CIPHER_NONE:
			padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
			break;
		case WPA_CIPHER_WEP40:
			padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
			break;
		case WPA_CIPHER_TKIP:
			padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
			break;
		case WPA_CIPHER_CCMP:
			padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
			break;
		case WPA_CIPHER_WEP104:
			padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
			padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
			break;
		}

		_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
		{/* set wps_ie */
			u16 cnt = 0;
			u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};

			while (cnt < ielen) {
				eid = buf[cnt];
				if ((eid == _VENDOR_SPECIFIC_IE_) && (!memcmp(&buf[cnt + 2], wps_oui, 4))) {
					padapter->securitypriv.wps_ie_len = ((buf[cnt + 1] + 2) < (MAX_WPA_IE_LEN << 2)) ? (buf[cnt + 1] + 2) : (MAX_WPA_IE_LEN << 2);

					memcpy(padapter->securitypriv.wps_ie, &buf[cnt], padapter->securitypriv.wps_ie_len);

					set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
					if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_GONEGO_OK))
						rtw_p2p_set_state(pwdinfo, P2P_STATE_PROVISIONING_ING);
					cnt += buf[cnt + 1] + 2;
					break;
				} else {
					cnt += buf[cnt + 1] + 2; /* goto next */
				}
			}
		}
	}

exit:
	kfree(buf);
	return ret;
}

typedef unsigned char   NDIS_802_11_RATES_EX[NDIS_802_11_LENGTH_RATES_EX];

static int rtw_wx_get_name(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u32 ht_ielen = 0;
	char *p;
	u8 ht_cap = false;
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_bssid_ex  *pcur_bss = &pmlmepriv->cur_network.network;
	NDIS_802_11_RATES_EX *prates = NULL;

	if (check_fwstate(pmlmepriv, _FW_LINKED | WIFI_ADHOC_MASTER_STATE)) {
		/* parsing HT_CAP_IE */
		p = rtw_get_ie(&pcur_bss->IEs[12], _HT_CAPABILITY_IE_, &ht_ielen, pcur_bss->IELength - 12);
		if (p && ht_ielen > 0)
			ht_cap = true;

		prates = &pcur_bss->SupportedRates;

		if (rtw_is_cckratesonly_included((u8 *)prates)) {
			if (ht_cap)
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11bn");
			else
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11b");
		} else if (rtw_is_cckrates_included((u8 *)prates)) {
			if (ht_cap)
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11bgn");
			else
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11bg");
		} else {
			if (ht_cap)
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11gn");
			else
				snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11g");
		}
	} else {
		snprintf(wrqu->name, IFNAMSIZ, "unassociated");
	}



	return 0;
}

static int rtw_wx_get_freq(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_bssid_ex  *pcur_bss = &pmlmepriv->cur_network.network;

	if (check_fwstate(pmlmepriv, _FW_LINKED)) {
		/* wrqu->freq.m = ieee80211_wlan_frequencies[pcur_bss->Configuration.DSConfig-1] * 100000; */
		wrqu->freq.m = rtw_ch2freq(pcur_bss->Configuration.DSConfig) * 100000;
		wrqu->freq.e = 1;
		wrqu->freq.i = pcur_bss->Configuration.DSConfig;
	} else {
		wrqu->freq.m = rtw_ch2freq(padapter->mlmeextpriv.cur_channel) * 100000;
		wrqu->freq.e = 1;
		wrqu->freq.i = padapter->mlmeextpriv.cur_channel;
	}

	return 0;
}

static int rtw_wx_set_mode(struct net_device *dev, struct iw_request_info *a,
			     union iwreq_data *wrqu, char *b)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	enum ndis_802_11_network_infra networkType;
	int ret = 0;



	if (_FAIL == rtw_pwr_wakeup(padapter)) {
		ret = -EPERM;
		goto exit;
	}

	if (!padapter->hw_init_completed) {
		ret = -EPERM;
		goto exit;
	}

	switch (wrqu->mode) {
	case IW_MODE_AUTO:
		networkType = Ndis802_11AutoUnknown;
		break;
	case IW_MODE_ADHOC:
		networkType = Ndis802_11IBSS;
		break;
	case IW_MODE_MASTER:
		networkType = Ndis802_11APMode;
		break;
	case IW_MODE_INFRA:
		networkType = Ndis802_11Infrastructure;
		break;
	default:
		ret = -EINVAL;
		goto exit;
	}
	if (!rtw_set_802_11_infrastructure_mode(padapter, networkType)) {
		ret = -EPERM;
		goto exit;
	}
	rtw_setopmode_cmd(padapter, networkType);
exit:

	return ret;
}

static int rtw_wx_get_mode(struct net_device *dev, struct iw_request_info *a,
			     union iwreq_data *wrqu, char *b)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;

	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
		wrqu->mode = IW_MODE_INFRA;
	else if  ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) ||
		  (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)))
		wrqu->mode = IW_MODE_ADHOC;
	else if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
		wrqu->mode = IW_MODE_MASTER;
	else
		wrqu->mode = IW_MODE_AUTO;



	return 0;
}

static int rtw_wx_set_pmkid(struct net_device *dev,
			    struct iw_request_info *a,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8   j, blInserted = false;
	int  ret = false;
	struct security_priv *psecuritypriv = &padapter->securitypriv;
	struct iw_pmksa *pPMK = (struct iw_pmksa *)extra;
	u8     strZeroMacAddress[ETH_ALEN] = {0x00};
	u8     strIssueBssid[ETH_ALEN] = {0x00};

	memcpy(strIssueBssid, pPMK->bssid.sa_data, ETH_ALEN);
	if (pPMK->cmd == IW_PMKSA_ADD) {
		if (!memcmp(strIssueBssid, strZeroMacAddress, ETH_ALEN))
			return ret;
		else
			ret = true;
		blInserted = false;

		/* overwrite PMKID */
		for (j = 0; j < NUM_PMKID_CACHE; j++) {
			if (!memcmp(psecuritypriv->PMKIDList[j].Bssid, strIssueBssid, ETH_ALEN)) {
				/*  BSSID is matched, the same AP => rewrite with new PMKID. */
				memcpy(psecuritypriv->PMKIDList[j].PMKID, pPMK->pmkid, IW_PMKID_LEN);
				psecuritypriv->PMKIDList[j].bUsed = true;
				psecuritypriv->PMKIDIndex = j + 1;
				blInserted = true;
				break;
			}
		}

		if (!blInserted) {
			/*  Find a new entry */
			memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, strIssueBssid, ETH_ALEN);
			memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, pPMK->pmkid, IW_PMKID_LEN);

			psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true;
			psecuritypriv->PMKIDIndex++;
			if (psecuritypriv->PMKIDIndex == 16)
				psecuritypriv->PMKIDIndex = 0;
		}
	} else if (pPMK->cmd == IW_PMKSA_REMOVE) {
		ret = true;
		for (j = 0; j < NUM_PMKID_CACHE; j++) {
			if (!memcmp(psecuritypriv->PMKIDList[j].Bssid, strIssueBssid, ETH_ALEN)) {
				/*  BSSID is matched, the same AP => Remove this PMKID information and reset it. */
				memset(psecuritypriv->PMKIDList[j].Bssid, 0x00, ETH_ALEN);
				psecuritypriv->PMKIDList[j].bUsed = false;
				break;
			}
	       }
	} else if (pPMK->cmd == IW_PMKSA_FLUSH) {
		memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
		psecuritypriv->PMKIDIndex = 0;
		ret = true;
	}
	return ret;
}

static int rtw_wx_get_sens(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	wrqu->sens.value = 0;
	wrqu->sens.fixed = 0;	/* no auto select */
	wrqu->sens.disabled = 1;
	return 0;
}

static int rtw_wx_get_range(struct net_device *dev,
				struct iw_request_info *info,
				union iwreq_data *wrqu, char *extra)
{
	struct iw_range *range = (struct iw_range *)extra;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;

	u16 val;
	int i;

	wrqu->data.length = sizeof(*range);
	memset(range, 0, sizeof(*range));

	/* Let's try to keep this struct in the same order as in
	 * linux/include/wireless.h
	 */

	/* TODO: See what values we can set, and remove the ones we can't
	 * set, or fill them with some default data.
	 */

	/* ~5 Mb/s real (802.11b) */
	range->throughput = 5 * 1000 * 1000;

	/* signal level threshold range */

	/* percent values between 0 and 100. */
	range->max_qual.qual = 100;
	range->max_qual.level = 100;
	range->max_qual.noise = 100;
	range->max_qual.updated = 7; /* Updated all three */

	range->avg_qual.qual = 92; /* > 8% missed beacons is 'bad' */
	/* TODO: Find real 'good' to 'bad' threshol value for RSSI */
	range->avg_qual.level = 178; /* -78 dBm */
	range->avg_qual.noise = 0;
	range->avg_qual.updated = 7; /* Updated all three */

	range->num_bitrates = RATE_COUNT;

	for (i = 0; i < RATE_COUNT && i < IW_MAX_BITRATES; i++)
		range->bitrate[i] = rtw_rates[i];

	range->min_frag = MIN_FRAG_THRESHOLD;
	range->max_frag = MAX_FRAG_THRESHOLD;

	range->pm_capa = 0;

	range->we_version_compiled = WIRELESS_EXT;
	range->we_version_source = 16;

	for (i = 0, val = 0; i < MAX_CHANNEL_NUM; i++) {
		/*  Include only legal frequencies for some countries */
		if (pmlmeext->channel_set[i].ChannelNum != 0) {
			range->freq[val].i = pmlmeext->channel_set[i].ChannelNum;
			range->freq[val].m = rtw_ch2freq(pmlmeext->channel_set[i].ChannelNum) * 100000;
			range->freq[val].e = 1;
			val++;
		}

		if (val == IW_MAX_FREQUENCIES)
			break;
	}

	range->num_channels = val;
	range->num_frequency = val;

/*  The following code will proivde the security capability to network manager. */
/*  If the driver doesn't provide this capability to network manager, */
/*  the WPA/WPA2 routers can't be chosen in the network manager. */

/*
#define IW_SCAN_CAPA_NONE		0x00
#define IW_SCAN_CAPA_ESSID		0x01
#define IW_SCAN_CAPA_BSSID		0x02
#define IW_SCAN_CAPA_CHANNEL		0x04
#define IW_SCAN_CAPA_MODE		0x08
#define IW_SCAN_CAPA_RATE		0x10
#define IW_SCAN_CAPA_TYPE		0x20
#define IW_SCAN_CAPA_TIME		0x40
*/

	range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
			  IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;

	range->scan_capa = IW_SCAN_CAPA_ESSID | IW_SCAN_CAPA_TYPE |
			   IW_SCAN_CAPA_BSSID | IW_SCAN_CAPA_CHANNEL |
			   IW_SCAN_CAPA_MODE | IW_SCAN_CAPA_RATE;


	return 0;
}

/* set bssid flow */
/* s1. rtw_set_802_11_infrastructure_mode() */
/* s2. rtw_set_802_11_authentication_mode() */
/* s3. set_802_11_encryption_mode() */
/* s4. rtw_set_802_11_bssid() */
static int rtw_wx_set_wap(struct net_device *dev,
			 struct iw_request_info *info,
			 union iwreq_data *awrq,
			 char *extra)
{
	uint ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct sockaddr *temp = (struct sockaddr *)awrq;
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct list_head *phead;
	u8 *dst_bssid, *src_bssid;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	enum ndis_802_11_auth_mode	authmode;



	if (_FAIL == rtw_pwr_wakeup(padapter)) {
		ret = -1;
		goto exit;
	}

	if (!padapter->bup) {
		ret = -1;
		goto exit;
	}

	if (temp->sa_family != ARPHRD_ETHER) {
		ret = -EINVAL;
		goto exit;
	}

	authmode = padapter->securitypriv.ndisauthtype;
	spin_lock_bh(&queue->lock);
	phead = get_list_head(queue);
	pmlmepriv->pscanned = phead->next;

	while (phead != pmlmepriv->pscanned) {

		pnetwork = container_of(pmlmepriv->pscanned, struct wlan_network, list);

		pmlmepriv->pscanned = pmlmepriv->pscanned->next;

		dst_bssid = pnetwork->network.MacAddress;

		src_bssid = temp->sa_data;

		if ((!memcmp(dst_bssid, src_bssid, ETH_ALEN))) {
			if (!rtw_set_802_11_infrastructure_mode(padapter, pnetwork->network.InfrastructureMode)) {
				ret = -1;
				spin_unlock_bh(&queue->lock);
				goto exit;
			}

			break;
		}
	}
	spin_unlock_bh(&queue->lock);

	rtw_set_802_11_authentication_mode(padapter, authmode);
	/* set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */
	if (!rtw_set_802_11_bssid(padapter, temp->sa_data)) {
		ret = -1;
		goto exit;
	}

exit:



	return ret;
}

static int rtw_wx_get_wap(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_bssid_ex  *pcur_bss = &pmlmepriv->cur_network.network;

	wrqu->ap_addr.sa_family = ARPHRD_ETHER;

	memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);

	if (check_fwstate(pmlmepriv, _FW_LINKED) ||
	    check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
	    check_fwstate(pmlmepriv, WIFI_AP_STATE))
		memcpy(wrqu->ap_addr.sa_data, pcur_bss->MacAddress, ETH_ALEN);
	else
		memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);



	return 0;
}

static int rtw_wx_set_mlme(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_mlme *mlme = (struct iw_mlme *)extra;

	if (!mlme)
		return -1;

	switch (mlme->cmd) {
	case IW_MLME_DEAUTH:
		if (!rtw_set_802_11_disassociate(padapter))
			ret = -1;
		break;
	case IW_MLME_DISASSOC:
		if (!rtw_set_802_11_disassociate(padapter))
			ret = -1;
		break;
	default:
		return -EOPNOTSUPP;
	}
	return ret;
}

static int rtw_wx_set_scan(struct net_device *dev, struct iw_request_info *a,
			     union iwreq_data *wrqu, char *extra)
{
	u8 _status = false;
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct ndis_802_11_ssid ssid[RTW_SSID_SCAN_AMOUNT];
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	if (_FAIL == rtw_pwr_wakeup(padapter)) {
		ret = -1;
		goto exit;
	}

	if (padapter->bDriverStopped) {
		ret = -1;
		goto exit;
	}

	if (!padapter->bup) {
		ret = -1;
		goto exit;
	}

	if (!padapter->hw_init_completed) {
		ret = -1;
		goto exit;
	}

	/*  When Busy Traffic, driver do not site survey. So driver return success. */
	/*  wpa_supplicant will not issue SIOCSIWSCAN cmd again after scan timeout. */
	/*  modify by thomas 2011-02-22. */
	if (pmlmepriv->LinkDetectInfo.bBusyTraffic) {
		indicate_wx_scan_complete_event(padapter);
		goto exit;
	}

	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING)) {
		indicate_wx_scan_complete_event(padapter);
		goto exit;
	}

/*	For the DMP WiFi Display project, the driver won't to scan because */
/*	the pmlmepriv->scan_interval is always equal to 3. */
/*	So, the wpa_supplicant won't find out the WPS SoftAP. */

	if (pwdinfo->p2p_state != P2P_STATE_NONE) {
		rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
		rtw_p2p_set_state(pwdinfo, P2P_STATE_FIND_PHASE_SEARCH);
		rtw_p2p_findphase_ex_set(pwdinfo, P2P_FINDPHASE_EX_FULL);
		rtw_free_network_queue(padapter, true);
	}

	memset(ssid, 0, sizeof(struct ndis_802_11_ssid) * RTW_SSID_SCAN_AMOUNT);

	if (wrqu->data.length == sizeof(struct iw_scan_req)) {
		struct iw_scan_req *req = (struct iw_scan_req *)extra;

		if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
			int len = min((int)req->essid_len, IW_ESSID_MAX_SIZE);

			memcpy(ssid[0].Ssid, req->essid, len);
			ssid[0].SsidLength = len;

			spin_lock_bh(&pmlmepriv->lock);

			_status = rtw_sitesurvey_cmd(padapter, ssid, 1, NULL, 0);

			spin_unlock_bh(&pmlmepriv->lock);
		}
	} else {
		if (wrqu->data.length >= WEXT_CSCAN_HEADER_SIZE &&
		    !memcmp(extra, WEXT_CSCAN_HEADER, WEXT_CSCAN_HEADER_SIZE)) {
			int len = wrqu->data.length - WEXT_CSCAN_HEADER_SIZE;
			char *pos = extra + WEXT_CSCAN_HEADER_SIZE;
			char section;
			char sec_len;
			int ssid_index = 0;

			while (len >= 1) {
				section = *(pos++);
				len -= 1;

				switch (section) {
				case WEXT_CSCAN_SSID_SECTION:
					if (len < 1) {
						len = 0;
						break;
					}
					sec_len = *(pos++); len -= 1;
					if (sec_len > 0 && sec_len <= len) {
						ssid[ssid_index].SsidLength = sec_len;
						memcpy(ssid[ssid_index].Ssid, pos, ssid[ssid_index].SsidLength);
						ssid_index++;
					}
					pos += sec_len;
					len -= sec_len;
					break;
				case WEXT_CSCAN_TYPE_SECTION:
				case WEXT_CSCAN_CHANNEL_SECTION:
					pos += 1;
					len -= 1;
					break;
				case WEXT_CSCAN_PASV_DWELL_SECTION:
				case WEXT_CSCAN_HOME_DWELL_SECTION:
				case WEXT_CSCAN_ACTV_DWELL_SECTION:
					pos += 2;
					len -= 2;
					break;
				default:
					len = 0; /*  stop parsing */
				}
			}

			/* it has still some scan parameter to parse, we only do this now... */
			_status = rtw_set_802_11_bssid_list_scan(padapter, ssid, RTW_SSID_SCAN_AMOUNT);
		} else {
			_status = rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
		}
	}

	if (!_status)
		ret = -1;

exit:

	return ret;
}

static int rtw_wx_get_scan(struct net_device *dev, struct iw_request_info *a,
			     union iwreq_data *wrqu, char *extra)
{
	struct list_head *plist, *phead;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	char *ev = extra;
	char *stop = ev + wrqu->data.length;
	u32 ret = 0;
	u32 cnt = 0;
	u32 wait_for_surveydone;
	int wait_status;
	struct	wifidirect_info *pwdinfo = &padapter->wdinfo;

	if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
		/*	P2P is enabled */
		wait_for_surveydone = 200;
	} else {
		/*	P2P is disabled */
		wait_for_surveydone = 100;
	}

	wait_status = _FW_UNDER_SURVEY | _FW_UNDER_LINKING;

	while (check_fwstate(pmlmepriv, wait_status)) {
		msleep(30);
		cnt++;
		if (cnt > wait_for_surveydone)
			break;
	}

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		if ((stop - ev) < SCAN_ITEM_SIZE) {
			ret = -E2BIG;
			break;
		}

		pnetwork = container_of(plist, struct wlan_network, list);

		/* report network only if the current channel set contains the channel to which this network belongs */
		if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0)
			ev = translate_scan(padapter, a, pnetwork, ev, stop);

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	wrqu->data.length = ev - extra;
	wrqu->data.flags = 0;

	return ret;
}

/* set ssid flow */
/* s1. rtw_set_802_11_infrastructure_mode() */
/* s2. set_802_11_authenticaion_mode() */
/* s3. set_802_11_encryption_mode() */
/* s4. rtw_set_802_11_ssid() */
static int rtw_wx_set_essid(struct net_device *dev,
			      struct iw_request_info *a,
			      union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct __queue *queue = &pmlmepriv->scanned_queue;
	struct list_head *phead;
	struct wlan_network *pnetwork = NULL;
	enum ndis_802_11_auth_mode authmode;
	struct ndis_802_11_ssid ndis_ssid;
	u8 *dst_ssid, *src_ssid;

	uint ret = 0, len;

	if (_FAIL == rtw_pwr_wakeup(padapter)) {
		ret = -1;
		goto exit;
	}

	if (!padapter->bup) {
		ret = -1;
		goto exit;
	}

	if (wrqu->essid.length > IW_ESSID_MAX_SIZE) {
		ret = -E2BIG;
		goto exit;
	}

	if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
		ret = -1;
		goto exit;
	}

	authmode = padapter->securitypriv.ndisauthtype;
	if (wrqu->essid.flags && wrqu->essid.length) {
		len = (wrqu->essid.length < IW_ESSID_MAX_SIZE) ? wrqu->essid.length : IW_ESSID_MAX_SIZE;

		memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
		ndis_ssid.SsidLength = len;
		memcpy(ndis_ssid.Ssid, extra, len);
		src_ssid = ndis_ssid.Ssid;

		spin_lock_bh(&queue->lock);
		phead = get_list_head(queue);
		pmlmepriv->pscanned = phead->next;

		while (phead != pmlmepriv->pscanned) {
			pnetwork = container_of(pmlmepriv->pscanned, struct wlan_network, list);

			pmlmepriv->pscanned = pmlmepriv->pscanned->next;

			dst_ssid = pnetwork->network.Ssid.Ssid;

			if ((!memcmp(dst_ssid, src_ssid, ndis_ssid.SsidLength)) &&
			    (pnetwork->network.Ssid.SsidLength == ndis_ssid.SsidLength)) {

				if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
					if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
						continue;
				}

				if (!rtw_set_802_11_infrastructure_mode(padapter, pnetwork->network.InfrastructureMode)) {
					ret = -1;
					spin_unlock_bh(&queue->lock);
					goto exit;
				}

				break;
			}
		}
		spin_unlock_bh(&queue->lock);
		rtw_set_802_11_authentication_mode(padapter, authmode);
		if (!rtw_set_802_11_ssid(padapter, &ndis_ssid)) {
			ret = -1;
			goto exit;
		}
	}

exit:
	return ret;
}

static int rtw_wx_get_essid(struct net_device *dev,
			      struct iw_request_info *a,
			      union iwreq_data *wrqu, char *extra)
{
	u32 len;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_bssid_ex  *pcur_bss = &pmlmepriv->cur_network.network;

	if ((check_fwstate(pmlmepriv, _FW_LINKED)) ||
	    (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))) {
		len = pcur_bss->Ssid.SsidLength;
		memcpy(extra, pcur_bss->Ssid.Ssid, len);
	} else {
		len = 0;
		*extra = 0;
	}
	wrqu->essid.length = len;
	wrqu->essid.flags = 1;

	return 0;
}

static int rtw_wx_set_rate(struct net_device *dev,
			      struct iw_request_info *a,
			      union iwreq_data *wrqu, char *extra)
{
	int i, ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 datarates[NumRates];
	u32	target_rate = wrqu->bitrate.value;
	u32	fixed = wrqu->bitrate.fixed;
	u32	ratevalue = 0;
	u8 mpdatarate[NumRates] = {11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 0xff};

	if (target_rate == -1) {
		ratevalue = 11;
		goto set_rate;
	}
	target_rate = target_rate / 100000;

	switch (target_rate) {
	case 10:
		ratevalue = 0;
		break;
	case 20:
		ratevalue = 1;
		break;
	case 55:
		ratevalue = 2;
		break;
	case 60:
		ratevalue = 3;
		break;
	case 90:
		ratevalue = 4;
		break;
	case 110:
		ratevalue = 5;
		break;
	case 120:
		ratevalue = 6;
		break;
	case 180:
		ratevalue = 7;
		break;
	case 240:
		ratevalue = 8;
		break;
	case 360:
		ratevalue = 9;
		break;
	case 480:
		ratevalue = 10;
		break;
	case 540:
		ratevalue = 11;
		break;
	default:
		ratevalue = 11;
		break;
	}

set_rate:

	for (i = 0; i < NumRates; i++) {
		if (ratevalue == mpdatarate[i]) {
			datarates[i] = mpdatarate[i];
			if (fixed == 0)
				break;
		} else {
			datarates[i] = 0xff;
		}
	}

	if (rtw_setdatarate_cmd(padapter, datarates) != _SUCCESS)
		ret = -1;

	return ret;
}

static int rtw_wx_get_rate(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	u16 max_rate = 0;

	max_rate = rtw_get_cur_max_rate((struct adapter *)rtw_netdev_priv(dev));

	if (max_rate == 0)
		return -EPERM;

	wrqu->bitrate.fixed = 0;	/* no auto select */
	wrqu->bitrate.value = max_rate * 100000;

	return 0;
}

static int rtw_wx_set_rts(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);



	if (wrqu->rts.disabled) {
		padapter->registrypriv.rts_thresh = 2347;
	} else {
		if (wrqu->rts.value < 0 ||
		    wrqu->rts.value > 2347)
			return -EINVAL;

		padapter->registrypriv.rts_thresh = wrqu->rts.value;
	}

	return 0;
}

static int rtw_wx_get_rts(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);



	wrqu->rts.value = padapter->registrypriv.rts_thresh;
	wrqu->rts.fixed = 0;	/* no auto select */
	/* wrqu->rts.disabled = (wrqu->rts.value == DEFAULT_RTS_THRESHOLD); */



	return 0;
}

static int rtw_wx_set_frag(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);



	if (wrqu->frag.disabled) {
		padapter->xmitpriv.frag_len = MAX_FRAG_THRESHOLD;
	} else {
		if (wrqu->frag.value < MIN_FRAG_THRESHOLD ||
		    wrqu->frag.value > MAX_FRAG_THRESHOLD)
			return -EINVAL;

		padapter->xmitpriv.frag_len = wrqu->frag.value & ~0x1;
	}

	return 0;
}

static int rtw_wx_get_frag(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);



	wrqu->frag.value = padapter->xmitpriv.frag_len;
	wrqu->frag.fixed = 0;	/* no auto select */



	return 0;
}

static int rtw_wx_get_retry(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	wrqu->retry.value = 7;
	wrqu->retry.fixed = 0;	/* no auto select */
	wrqu->retry.disabled = 1;

	return 0;
}

static int rtw_wx_set_enc(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *keybuf)
{
	u32 key, ret = 0;
	u32 keyindex_provided;
	struct ndis_802_11_wep	 wep;
	enum ndis_802_11_auth_mode authmode;

	struct iw_point *erq = &wrqu->encoding;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;

	memset(&wep, 0, sizeof(struct ndis_802_11_wep));

	key = erq->flags & IW_ENCODE_INDEX;



	if (erq->flags & IW_ENCODE_DISABLED) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
		padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
		padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
		authmode = Ndis802_11AuthModeOpen;
		padapter->securitypriv.ndisauthtype = authmode;

		goto exit;
	}

	if (key) {
		if (key > WEP_KEYS)
			return -EINVAL;
		key--;
		keyindex_provided = 1;
	} else {
		keyindex_provided = 0;
		key = padapter->securitypriv.dot11PrivacyKeyIndex;
	}

	/* set authentication mode */
	if (erq->flags & IW_ENCODE_OPEN) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;/* Ndis802_11EncryptionDisabled; */
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
		padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
		padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
		authmode = Ndis802_11AuthModeOpen;
		padapter->securitypriv.ndisauthtype = authmode;
	} else if (erq->flags & IW_ENCODE_RESTRICTED) {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
		padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
		padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
		authmode = Ndis802_11AuthModeShared;
		padapter->securitypriv.ndisauthtype = authmode;
	} else {
		padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;/* Ndis802_11EncryptionDisabled; */
		padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
		padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
		padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
		authmode = Ndis802_11AuthModeOpen;
		padapter->securitypriv.ndisauthtype = authmode;
	}

	wep.KeyIndex = key;
	if (erq->length > 0) {
		wep.KeyLength = erq->length <= 5 ? 5 : 13;

		wep.Length = wep.KeyLength + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
	} else {
		wep.KeyLength = 0;

		if (keyindex_provided == 1) {
			/*  set key_id only, no given KeyMaterial(erq->length == 0). */
			padapter->securitypriv.dot11PrivacyKeyIndex = key;

			switch (padapter->securitypriv.dot11DefKeylen[key]) {
			case 5:
				padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
				break;
			case 13:
				padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
				break;
			default:
				padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
				break;
			}

			goto exit;
		}
	}

	wep.KeyIndex |= 0x80000000;

	memcpy(wep.KeyMaterial, keybuf, wep.KeyLength);

	if (!rtw_set_802_11_add_wep(padapter, &wep)) {
		if (rf_on == pwrpriv->rf_pwrstate)
			ret = -EOPNOTSUPP;
		goto exit;
	}

exit:



	return ret;
}

static int rtw_wx_get_enc(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *keybuf)
{
	uint key;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_point *erq = &wrqu->encoding;
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;



	if (check_fwstate(pmlmepriv, _FW_LINKED) != true) {
		if (!check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
			erq->length = 0;
			erq->flags |= IW_ENCODE_DISABLED;
			return 0;
		}
	}

	key = erq->flags & IW_ENCODE_INDEX;

	if (key) {
		if (key > WEP_KEYS)
			return -EINVAL;
		key--;
	} else {
		key = padapter->securitypriv.dot11PrivacyKeyIndex;
	}

	erq->flags = key + 1;

	switch (padapter->securitypriv.ndisencryptstatus) {
	case Ndis802_11EncryptionNotSupported:
	case Ndis802_11EncryptionDisabled:
		erq->length = 0;
		erq->flags |= IW_ENCODE_DISABLED;
		break;
	case Ndis802_11Encryption1Enabled:
		erq->length = padapter->securitypriv.dot11DefKeylen[key];
		if (erq->length) {
			memcpy(keybuf, padapter->securitypriv.dot11DefKey[key].skey, padapter->securitypriv.dot11DefKeylen[key]);

			erq->flags |= IW_ENCODE_ENABLED;

			if (padapter->securitypriv.ndisauthtype == Ndis802_11AuthModeOpen)
				erq->flags |= IW_ENCODE_OPEN;
			else if (padapter->securitypriv.ndisauthtype == Ndis802_11AuthModeShared)
				erq->flags |= IW_ENCODE_RESTRICTED;
		} else {
			erq->length = 0;
			erq->flags |= IW_ENCODE_DISABLED;
		}
		break;
	case Ndis802_11Encryption2Enabled:
	case Ndis802_11Encryption3Enabled:
		erq->length = 16;
		erq->flags |= (IW_ENCODE_ENABLED | IW_ENCODE_OPEN | IW_ENCODE_NOKEY);
		break;
	default:
		erq->length = 0;
		erq->flags |= IW_ENCODE_DISABLED;
		break;
	}


	return 0;
}

static int rtw_wx_get_power(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	wrqu->power.value = 0;
	wrqu->power.fixed = 0;	/* no auto select */
	wrqu->power.disabled = 1;

	return 0;
}

static int rtw_wx_set_gen_ie(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	int ret;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);

	ret = rtw_set_wpa_ie(padapter, extra, wrqu->data.length);
	return ret;
}

static int rtw_wx_set_auth(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_param *param = (struct iw_param *)&wrqu->param;
	int ret = 0;

	switch (param->flags & IW_AUTH_INDEX) {
	case IW_AUTH_WPA_VERSION:
		break;
	case IW_AUTH_CIPHER_PAIRWISE:

		break;
	case IW_AUTH_CIPHER_GROUP:

		break;
	case IW_AUTH_KEY_MGMT:
		/*
		 *  ??? does not use these parameters
		 */
		break;
	case IW_AUTH_TKIP_COUNTERMEASURES:
		if (param->value) {
			/*  wpa_supplicant is enabling the tkip countermeasure. */
			padapter->securitypriv.btkip_countermeasure = true;
		} else {
			/*  wpa_supplicant is disabling the tkip countermeasure. */
			padapter->securitypriv.btkip_countermeasure = false;
		}
		break;
	case IW_AUTH_DROP_UNENCRYPTED:
		/* HACK:
		 *
		 * wpa_supplicant calls set_wpa_enabled when the driver
		 * is loaded and unloaded, regardless of if WPA is being
		 * used.  No other calls are made which can be used to
		 * determine if encryption will be used or not prior to
		 * association being expected.  If encryption is not being
		 * used, drop_unencrypted is set to false, else true -- we
		 * can use this to determine if the CAP_PRIVACY_ON bit should
		 * be set.
		 */

		if (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption1Enabled)
			break;/* it means init value, or using wep, ndisencryptstatus = Ndis802_11Encryption1Enabled, */
					/*  then it needn't reset it; */

		if (param->value) {
			padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
			padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
			padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
			padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
			padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
		}

		break;
	case IW_AUTH_80211_AUTH_ALG:
		/*
		 *  It's the starting point of a link layer connection using wpa_supplicant
		*/
		if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
			LeaveAllPowerSaveMode(padapter);
			rtw_disassoc_cmd(padapter, 500, false);
			rtw_indicate_disconnect(padapter);
			rtw_free_assoc_resources(padapter, 1);
		}
		ret = wpa_set_auth_algs(dev, (u32)param->value);
		break;
	case IW_AUTH_WPA_ENABLED:
		break;
	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
		break;
	case IW_AUTH_PRIVACY_INVOKED:
		break;
	default:
		return -EOPNOTSUPP;
	}

	return ret;
}

static int rtw_wx_set_enc_ext(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	char *alg_name;
	u32 param_len;
	struct ieee_param *param = NULL;
	struct iw_point *pencoding = &wrqu->encoding;
	struct iw_encode_ext *pext = (struct iw_encode_ext *)extra;
	int ret = -1;

	param_len = sizeof(struct ieee_param) + pext->key_len;
	param = kzalloc(param_len, GFP_KERNEL);
	if (!param)
		return -ENOMEM;

	param->cmd = IEEE_CMD_SET_ENCRYPTION;
	memset(param->sta_addr, 0xff, ETH_ALEN);

	switch (pext->alg) {
	case IW_ENCODE_ALG_NONE:
		/* todo: remove key */
		/* remove = 1; */
		alg_name = "none";
		break;
	case IW_ENCODE_ALG_WEP:
		alg_name = "WEP";
		break;
	case IW_ENCODE_ALG_TKIP:
		alg_name = "TKIP";
		break;
	case IW_ENCODE_ALG_CCMP:
		alg_name = "CCMP";
		break;
	default:
		goto out;
	}

	strlcpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);

	if (pext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
		param->u.crypt.set_tx = 1;

	/* cliW: WEP does not have group key
	 * just not checking GROUP key setting
	 */
	if ((pext->alg != IW_ENCODE_ALG_WEP) &&
	    (pext->ext_flags & IW_ENCODE_EXT_GROUP_KEY))
		param->u.crypt.set_tx = 0;

	param->u.crypt.idx = (pencoding->flags & 0x00FF) - 1;

	if (pext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID)
		memcpy(param->u.crypt.seq, pext->rx_seq, 8);

	if (pext->key_len) {
		param->u.crypt.key_len = pext->key_len;
		memcpy(param->u.crypt.key, pext + 1, pext->key_len);
	}

	ret =  wpa_set_encryption(dev, param, param_len);

out:
	kfree(param);
	return ret;
}

static int rtw_wx_get_nick(struct net_device *dev,
			   struct iw_request_info *info,
			   union iwreq_data *wrqu, char *extra)
{
	if (extra) {
		wrqu->data.length = 14;
		wrqu->data.flags = 1;
		memcpy(extra, "<WIFI@REALTEK>", 14);
	}

	/* dump debug info here */
	return 0;
}

static int rtw_wx_read32(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter;
	struct iw_point *p;
	u16 len;
	u32 addr;
	u32 data32;
	u32 bytes;
	u8 *ptmp;
	int ret;

	padapter = (struct adapter *)rtw_netdev_priv(dev);
	p = &wrqu->data;
	len = p->length;
	ptmp = memdup_user(p->pointer, len);
	if (IS_ERR(ptmp))
		return PTR_ERR(ptmp);

	bytes = 0;
	addr = 0;
	sscanf(ptmp, "%d,%x", &bytes, &addr);

	switch (bytes) {
	case 1:
		data32 = rtw_read8(padapter, addr);
		sprintf(extra, "0x%02X", data32);
		break;
	case 2:
		data32 = rtw_read16(padapter, addr);
		sprintf(extra, "0x%04X", data32);
		break;
	case 4:
		data32 = rtw_read32(padapter, addr);
		sprintf(extra, "0x%08X", data32);
		break;
	default:
		ret = -EINVAL;
		goto err_free_ptmp;
	}

	kfree(ptmp);
	return 0;

err_free_ptmp:
	kfree(ptmp);
	return ret;
}

static int rtw_wx_write32(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);

	u32 addr;
	u32 data32;
	u32 bytes;

	bytes = 0;
	addr = 0;
	data32 = 0;
	sscanf(extra, "%d,%x,%x", &bytes, &addr, &data32);

	switch (bytes) {
	case 1:
		rtw_write8(padapter, addr, (u8)data32);
		break;
	case 2:
		rtw_write16(padapter, addr, (u16)data32);
		break;
	case 4:
		rtw_write32(padapter, addr, data32);
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

static int rtw_wx_read_rf(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u32 path, addr, data32;

	path = *(u32 *)extra;
	if (path != RF_PATH_A)
		return -EINVAL;

	addr = *((u32 *)extra + 1);
	data32 = rtl8188e_PHY_QueryRFReg(padapter, addr, 0xFFFFF);
	/*
	 * IMPORTANT!!
	 * Only when wireless private ioctl is at odd order,
	 * "extra" would be copied to user space.
	 */
	sprintf(extra, "0x%05x", data32);

	return 0;
}

static int rtw_wx_write_rf(struct net_device *dev,
			    struct iw_request_info *info,
			    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u32 path, addr, data32;

	path = *(u32 *)extra;
	if (path != RF_PATH_A)
		return -EINVAL;

	addr = *((u32 *)extra + 1);
	data32 = *((u32 *)extra + 2);
	rtl8188e_PHY_SetRFReg(padapter, addr, 0xFFFFF, data32);

	return 0;
}

static int rtw_wx_set_channel_plan(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 channel_plan_req = (u8)(*((int *)wrqu));

	if (rtw_set_chplan_cmd(padapter, channel_plan_req) != _SUCCESS)
		return -EPERM;

	return 0;
}

static int rtw_get_ap_info(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	u32 cnt = 0, wpa_ielen;
	struct list_head *plist, *phead;
	unsigned char *pbuf;
	u8 bssid[ETH_ALEN];
	char data[32];
	struct wlan_network *pnetwork = NULL;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct __queue *queue = &pmlmepriv->scanned_queue;
	struct iw_point *pdata = &wrqu->data;

	if (padapter->bDriverStopped || !pdata) {
		ret = -EINVAL;
		goto exit;
	}

	while ((check_fwstate(pmlmepriv, (_FW_UNDER_SURVEY | _FW_UNDER_LINKING)))) {
		msleep(30);
		cnt++;
		if (cnt > 100)
			break;
	}
	pdata->flags = 0;
	if (pdata->length >= 32) {
		if (copy_from_user(data, pdata->pointer, 32)) {
			ret = -EINVAL;
			goto exit;
		}
	} else {
		ret = -EINVAL;
		goto exit;
	}

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);

		if (!mac_pton(data, bssid)) {
			spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
			return -EINVAL;
		}

		if (!memcmp(bssid, pnetwork->network.MacAddress, ETH_ALEN)) {
			/* BSSID match, then check if supporting wpa/wpa2 */
			pbuf = rtw_get_wpa_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength - 12);
			if (pbuf && (wpa_ielen > 0)) {
				pdata->flags = 1;
				break;
			}

			pbuf = rtw_get_wpa2_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength - 12);
			if (pbuf && (wpa_ielen > 0)) {
				pdata->flags = 2;
				break;
			}
		}

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (pdata->length >= 34) {
		if (copy_to_user(pdata->pointer + 32, (u8 *)&pdata->flags, 1)) {
			ret = -EINVAL;
			goto exit;
		}
	}

exit:

	return ret;
}

static int rtw_set_pid(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = rtw_netdev_priv(dev);
	int *pdata = (int *)wrqu;
	int selector;

	if (padapter->bDriverStopped || !pdata) {
		ret = -EINVAL;
		goto exit;
	}

	selector = *pdata;
	if (selector < 3 && selector >= 0) {
		padapter->pid[selector] = *(pdata + 1);
		ui_pid[selector] = *(pdata + 1);
	}
exit:
	return ret;
}

static int rtw_wps_start(struct net_device *dev,
			 struct iw_request_info *info,
			 union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_point *pdata = &wrqu->data;
	u32   u32wps_start = 0;

	if (!pdata)
		return -EINVAL;
	ret = copy_from_user((void *)&u32wps_start, pdata->pointer, 4);
	if (ret) {
		ret = -EINVAL;
		goto exit;
	}

	if (padapter->bDriverStopped) {
		ret = -EINVAL;
		goto exit;
	}

	if (u32wps_start == 0)
		u32wps_start = *extra;

	if (u32wps_start == 1) /*  WPS Start */
		rtw_led_control(padapter, LED_CTL_START_WPS);
	else if (u32wps_start == 2) /*  WPS Stop because of wps success */
		rtw_led_control(padapter, LED_CTL_STOP_WPS);
	else if (u32wps_start == 3) /*  WPS Stop because of wps fail */
		rtw_led_control(padapter, LED_CTL_STOP_WPS_FAIL);

exit:
	return ret;
}

static int rtw_wext_p2p_enable(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
	enum P2P_ROLE init_role = P2P_ROLE_DISABLE;

	if (*extra == '0')
		init_role = P2P_ROLE_DISABLE;
	else if (*extra == '1')
		init_role = P2P_ROLE_DEVICE;
	else if (*extra == '2')
		init_role = P2P_ROLE_CLIENT;
	else if (*extra == '3')
		init_role = P2P_ROLE_GO;

	if (_FAIL == rtw_p2p_enable(padapter, init_role)) {
		ret = -EFAULT;
		goto exit;
	}

	/* set channel/bandwidth */
	if (init_role != P2P_ROLE_DISABLE) {
		u8 channel, ch_offset;
		u16 bwmode;

		if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_LISTEN)) {
			/*	Stay at the listen state and wait for discovery. */
			channel = pwdinfo->listen_channel;
			pwdinfo->operating_channel = pwdinfo->listen_channel;
			ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
			bwmode = HT_CHANNEL_WIDTH_20;
		} else {
			pwdinfo->operating_channel = pmlmeext->cur_channel;

			channel = pwdinfo->operating_channel;
			ch_offset = pmlmeext->cur_ch_offset;
			bwmode = pmlmeext->cur_bwmode;
		}

		set_channel_bwmode(padapter, channel, ch_offset, bwmode);
	}

exit:
	return ret;
}

static void rtw_p2p_set_go_nego_ssid(struct net_device *dev,
				     struct iw_request_info *info,
				     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	memcpy(pwdinfo->nego_ssid, extra, strlen(extra));
	pwdinfo->nego_ssidlen = strlen(extra);
}

static int rtw_p2p_set_intent(struct net_device *dev,
			      struct iw_request_info *info,
			      union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	u8 intent = pwdinfo->intent;

	switch (wrqu->data.length) {
	case 1:
		intent = extra[0] - '0';
		break;
	case 2:
		intent = str_2char2num(extra[0], extra[1]);
		break;
	}
	if (intent <= 15)
		pwdinfo->intent = intent;
	else
		ret = -1;
	return ret;
}

static int rtw_p2p_set_listen_ch(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	u8 listen_ch = pwdinfo->listen_channel;	/*	Listen channel number */

	switch (wrqu->data.length) {
	case 1:
		listen_ch = extra[0] - '0';
		break;
	case 2:
		listen_ch = str_2char2num(extra[0], extra[1]);
		break;
	}

	if ((listen_ch == 1) || (listen_ch == 6) || (listen_ch == 11)) {
		pwdinfo->listen_channel = listen_ch;
		set_channel_bwmode(padapter, pwdinfo->listen_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
	} else {
		ret = -1;
	}

	return ret;
}

static int rtw_p2p_set_op_ch(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
/*	Commented by Albert 20110524 */
/*	This function is used to set the operating channel if the driver will become the group owner */

	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	u8 op_ch = pwdinfo->operating_channel;	/*	Operating channel number */

	switch (wrqu->data.length) {
	case 1:
		op_ch = extra[0] - '0';
		break;
	case 2:
		op_ch = str_2char2num(extra[0], extra[1]);
		break;
	}

	if (op_ch > 0)
		pwdinfo->operating_channel = op_ch;
	else
		ret = -1;

	return ret;
}

static int rtw_p2p_profilefound(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	/*	Comment by Albert 2010/10/13 */
	/*	Input data format: */
	/*	Ex:  0 */
	/*	Ex:  1XX:XX:XX:XX:XX:XXYYSSID */
	/*	0 => Reflush the profile record list. */
	/*	1 => Add the profile list */
	/*	XX:XX:XX:XX:XX:XX => peer's MAC Address (ex: 00:E0:4C:00:00:01) */
	/*	YY => SSID Length */
	/*	SSID => SSID for persistence group */

	/*	The upper application should pass the SSID to driver by using this rtw_p2p_profilefound function. */
	if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
		if (extra[0] == '0') {
			/*	Remove all the profile information of wifidirect_info structure. */
			memset(&pwdinfo->profileinfo[0], 0x00, sizeof(struct profile_info) * P2P_MAX_PERSISTENT_GROUP_NUM);
			pwdinfo->profileindex = 0;
		} else {
			if (pwdinfo->profileindex >= P2P_MAX_PERSISTENT_GROUP_NUM) {
				ret = -1;
			} else {
				int jj, kk;

				/*	Add this profile information into pwdinfo->profileinfo */
				/*	Ex:  1XX:XX:XX:XX:XX:XXYYSSID */
				for (jj = 0, kk = 1; jj < ETH_ALEN; jj++, kk += 3)
					pwdinfo->profileinfo[pwdinfo->profileindex].peermac[jj] = key_2char2num(extra[kk], extra[kk + 1]);

				pwdinfo->profileinfo[pwdinfo->profileindex].ssidlen = (extra[18] - '0') * 10 + (extra[19] - '0');
				memcpy(pwdinfo->profileinfo[pwdinfo->profileindex].ssid, &extra[20], pwdinfo->profileinfo[pwdinfo->profileindex].ssidlen);
				pwdinfo->profileindex++;
			}
		}
	}

	return ret;
}

static void rtw_p2p_setDN(struct net_device *dev,
			  struct iw_request_info *info,
			  union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	memset(pwdinfo->device_name, 0x00, WPS_MAX_DEVICE_NAME_LEN);
	memcpy(pwdinfo->device_name, extra, wrqu->data.length - 1);
	pwdinfo->device_name_len = wrqu->data.length - 1;
}

static void rtw_p2p_get_status(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	/*	Commented by Albert 2010/10/12 */
	/*	Because of the output size limitation, I had removed the "Role" information. */
	/*	About the "Role" information, we will use the new private IOCTL to get the "Role" information. */
	sprintf(extra, "\n\nStatus =%.2d\n", rtw_p2p_state(pwdinfo));
	wrqu->data.length = strlen(extra);
}

/*	Commented by Albert 20110520 */
/*	This function will return the config method description */
/*	This config method description will show us which config method the remote P2P device is intended to use */
/*	by sending the provisioning discovery request frame. */

static void rtw_p2p_get_req_cm(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\n\nCM =%s\n", pwdinfo->rx_prov_disc_info.strconfig_method_desc_of_prov_disc_req);
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_role(struct net_device *dev,
			     struct iw_request_info *info,
			     union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\n\nRole =%.2d\n", rtw_p2p_role(pwdinfo));
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_peer_ifaddr(struct net_device *dev,
				    struct iw_request_info *info,
				    union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\nMAC %pM",
		pwdinfo->p2p_peer_interface_addr);
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_peer_devaddr(struct net_device *dev,
				     struct iw_request_info *info,
				     union iwreq_data *wrqu, char *extra)

{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\n%pM",
		pwdinfo->rx_prov_disc_info.peerDevAddr);
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_peer_devaddr_by_invitation(struct net_device *dev,
						   struct iw_request_info *info,
						   union iwreq_data *wrqu,
						   char *extra)

{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\nMAC %pM",
		pwdinfo->p2p_peer_device_addr);
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_groupid(struct net_device *dev,
				struct iw_request_info *info,
				union iwreq_data *wrqu, char *extra)

{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\n%.2X:%.2X:%.2X:%.2X:%.2X:%.2X %s",
		pwdinfo->groupid_info.go_device_addr[0], pwdinfo->groupid_info.go_device_addr[1],
		pwdinfo->groupid_info.go_device_addr[2], pwdinfo->groupid_info.go_device_addr[3],
		pwdinfo->groupid_info.go_device_addr[4], pwdinfo->groupid_info.go_device_addr[5],
		pwdinfo->groupid_info.ssid);
	wrqu->data.length = strlen(extra);
}

static void rtw_p2p_get_op_ch(struct net_device *dev,
			      struct iw_request_info *info,
			      union iwreq_data *wrqu, char *extra)

{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	sprintf(extra, "\n\nOp_ch =%.2d\n", pwdinfo->operating_channel);
	wrqu->data.length = strlen(extra);
}

static int rtw_p2p_get_wps_configmethod(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	u8 peerMACStr[17] = {0x00};
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u8 blnMatch = 0;
	u16	attr_content = 0;
	uint attr_contentlen = 0;
	/* 6 is the string "wpsCM =", 17 is the MAC addr, we have to clear it at wrqu->data.pointer */
	u8 attr_content_str[6 + 17] = {0x00};

	/*	Commented by Albert 20110727 */
	/*	The input data is the MAC address which the application wants to know its WPS config method. */
	/*	After knowing its WPS config method, the application can decide the config method for provisioning discovery. */
	/*	Format: iwpriv wlanx p2p_get_wpsCM 00:E0:4C:00:00:05 */

	if (copy_from_user(peerMACStr, wrqu->data.pointer + 6, 17))
		return -EFAULT;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(peerMACStr[kk], peerMACStr[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			u8 *wpsie;
			uint wpsie_len = 0;
			__be16 be_tmp;

			/*  The mac address is matched. */
			wpsie = rtw_get_wps_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &wpsie_len);
			if (wpsie) {
				rtw_get_wps_attr_content(wpsie, wpsie_len, WPS_ATTR_CONF_METHOD, (u8 *)&be_tmp, &attr_contentlen);
				if (attr_contentlen) {
					attr_content = be16_to_cpu(be_tmp);
					sprintf(attr_content_str, "\n\nM =%.4d", attr_content);
					blnMatch = 1;
				}
			}
			break;
		}
		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (!blnMatch)
		sprintf(attr_content_str, "\n\nM = 0000");

	if (copy_to_user(wrqu->data.pointer, attr_content_str, 6 + 17))
		return -EFAULT;
	return 0;
}

static int rtw_p2p_get_go_device_address(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	u8 peerMACStr[17] = {0x00};
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u8 blnMatch = 0;
	u8 *p2pie;
	uint p2pielen = 0, attr_contentlen = 0;
	u8 attr_content[100] = {0x00};

	u8 go_devadd_str[100 + 10] = {0x00};
	/*  +10 is for the str "go_devadd =", we have to clear it at wrqu->data.pointer */

	/*	Commented by Albert 20121209 */
	/*	The input data is the GO's interface address which the application wants to know its device address. */
	/*	Format: iwpriv wlanx p2p_get2 go_devadd = 00:E0:4C:00:00:05 */

	if (copy_from_user(peerMACStr, wrqu->data.pointer + 10, 17))
		return -EFAULT;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(peerMACStr[kk], peerMACStr[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			/*	Commented by Albert 2011/05/18 */
			/*	Match the device address located in the P2P IE */
			/*	This is for the case that the P2P device address is not the same as the P2P interface address. */

			p2pie = rtw_get_p2p_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &p2pielen);
			if (p2pie) {
				while (p2pie) {
					/*	The P2P Device ID attribute is included in the Beacon frame. */
					/*	The P2P Device Info attribute is included in the probe response frame. */

					memset(attr_content, 0x00, 100);
					if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_ID, attr_content, &attr_contentlen)) {
						/*	Handle the P2P Device ID attribute of Beacon first */
						blnMatch = 1;
						break;
					} else if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_INFO, attr_content, &attr_contentlen)) {
						/*	Handle the P2P Device Info attribute of probe response */
						blnMatch = 1;
						break;
					}

					/* Get the next P2P IE */
					p2pie = rtw_get_p2p_ie(p2pie + p2pielen, pnetwork->network.IELength - 12 - (p2pie - &pnetwork->network.IEs[12] + p2pielen), NULL, &p2pielen);
				}
			}
	     }

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (!blnMatch)
		sprintf(go_devadd_str, "\n\ndev_add = NULL");
	else
		sprintf(go_devadd_str, "\ndev_add =%.2X:%.2X:%.2X:%.2X:%.2X:%.2X",
			attr_content[0], attr_content[1], attr_content[2], attr_content[3], attr_content[4], attr_content[5]);

	if (copy_to_user(wrqu->data.pointer, go_devadd_str, 10 + 17))
		return -EFAULT;
	return 0;
}

static int rtw_p2p_get_device_type(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	u8 peerMACStr[17] = {0x00};
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u8 blnMatch = 0;
	u8 dev_type[8] = {0x00};
	uint dev_type_len = 0;
	u8 dev_type_str[17 + 9] = {0x00};	/*  +9 is for the str "dev_type =", we have to clear it at wrqu->data.pointer */

	/*	Commented by Albert 20121209 */
	/*	The input data is the MAC address which the application wants to know its device type. */
	/*	Such user interface could know the device type. */
	/*	Format: iwpriv wlanx p2p_get2 dev_type = 00:E0:4C:00:00:05 */

	if (copy_from_user(peerMACStr, wrqu->data.pointer + 9, 17))
		return -EFAULT;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(peerMACStr[kk], peerMACStr[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			u8 *wpsie;
			uint wpsie_len = 0;

		/*	The mac address is matched. */

			wpsie = rtw_get_wps_ie(&pnetwork->network.IEs[12],
					       pnetwork->network.IELength - 12,
					       NULL, &wpsie_len);
			if (wpsie) {
				rtw_get_wps_attr_content(wpsie, wpsie_len, WPS_ATTR_PRIMARY_DEV_TYPE, dev_type, &dev_type_len);
				if (dev_type_len) {
					u16	type = 0;
					__be16 be_tmp;

					memcpy(&be_tmp, dev_type, 2);
					type = be16_to_cpu(be_tmp);
					sprintf(dev_type_str, "\n\nN =%.2d", type);
					blnMatch = 1;
				}
			}
			break;
	     }

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (!blnMatch)
		sprintf(dev_type_str, "\n\nN = 00");

	if (copy_to_user(wrqu->data.pointer, dev_type_str, 9 + 17)) {
		return -EFAULT;
	}

	return 0;
}

static int rtw_p2p_get_device_name(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	u8 peerMACStr[17] = {0x00};
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u8 blnMatch = 0;
	u8 dev_name[WPS_MAX_DEVICE_NAME_LEN] = {0x00};
	uint dev_len = 0;
	u8 dev_name_str[WPS_MAX_DEVICE_NAME_LEN + 5] = {0x00};	/*  +5 is for the str "devN =", we have to clear it at wrqu->data.pointer */

	/*	Commented by Albert 20121225 */
	/*	The input data is the MAC address which the application wants to know its device name. */
	/*	Such user interface could show peer device's device name instead of ssid. */
	/*	Format: iwpriv wlanx p2p_get2 devN = 00:E0:4C:00:00:05 */

	if (copy_from_user(peerMACStr, wrqu->data.pointer + 5, 17))
		return -EFAULT;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(peerMACStr[kk], peerMACStr[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			u8 *wpsie;
			uint wpsie_len = 0;

			/*	The mac address is matched. */
			wpsie = rtw_get_wps_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &wpsie_len);
			if (wpsie) {
				rtw_get_wps_attr_content(wpsie, wpsie_len, WPS_ATTR_DEVICE_NAME, dev_name, &dev_len);
				if (dev_len) {
					sprintf(dev_name_str, "\n\nN =%s", dev_name);
					blnMatch = 1;
				}
			}
			break;
		}

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (!blnMatch)
		sprintf(dev_name_str, "\n\nN = 0000");

	if (copy_to_user(wrqu->data.pointer, dev_name_str, 5 + ((dev_len > 17) ? dev_len : 17)))
		return -EFAULT;
	return 0;
}

static int rtw_p2p_get_invitation_procedure(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	u8 peerMACStr[17] = {0x00};
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u8 blnMatch = 0;
	u8 *p2pie;
	uint p2pielen = 0, attr_contentlen = 0;
	u8 attr_content[2] = {0x00};

	u8 inv_proc_str[17 + 8] = {0x00};
	/*  +8 is for the str "InvProc =", we have to clear it at wrqu->data.pointer */

	/*	Commented by Ouden 20121226 */
	/*	The application wants to know P2P initiation procedure is supported or not. */
	/*	Format: iwpriv wlanx p2p_get2 InvProc = 00:E0:4C:00:00:05 */

	if (copy_from_user(peerMACStr, wrqu->data.pointer + 8, 17))
		return -EFAULT;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(peerMACStr[kk], peerMACStr[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			/*	Commented by Albert 20121226 */
			/*	Match the device address located in the P2P IE */
			/*	This is for the case that the P2P device address is not the same as the P2P interface address. */

			p2pie = rtw_get_p2p_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &p2pielen);
			if (p2pie) {
				while (p2pie) {
					if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_CAPABILITY, attr_content, &attr_contentlen)) {
						/*	Handle the P2P capability attribute */
						blnMatch = 1;
						break;
					}

					/* Get the next P2P IE */
					p2pie = rtw_get_p2p_ie(p2pie + p2pielen, pnetwork->network.IELength - 12 - (p2pie - &pnetwork->network.IEs[12] + p2pielen), NULL, &p2pielen);
				}
			}
		}
		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (!blnMatch) {
		sprintf(inv_proc_str, "\nIP =-1");
	} else {
		if (attr_content[0] & 0x20)
			sprintf(inv_proc_str, "\nIP = 1");
		else
			sprintf(inv_proc_str, "\nIP = 0");
	}
	if (copy_to_user(wrqu->data.pointer, inv_proc_str, 8 + 17))
		return -EFAULT;
	return 0;
}

static int rtw_p2p_connect(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	u32 peer_channel = 0;

	/*	Commented by Albert 20110304 */
	/*	The input data contains two informations. */
	/*	1. First information is the MAC address which wants to formate with */
	/*	2. Second information is the WPS PINCode or "pbc" string for push button method */
	/*	Format: 00:E0:4C:00:00:05 */
	/*	Format: 00:E0:4C:00:00:05 */

	if (pwdinfo->p2p_state == P2P_STATE_NONE)
		return ret;

	if (pwdinfo->ui_got_wps_info == P2P_NO_WPSINFO)
		return -1;

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(extra[kk], extra[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);
		if (!memcmp(pnetwork->network.MacAddress, peerMAC, ETH_ALEN)) {
			peer_channel = pnetwork->network.Configuration.DSConfig;
			break;
		}

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (peer_channel) {
		memset(&pwdinfo->nego_req_info, 0x00, sizeof(struct tx_nego_req_info));
		memset(&pwdinfo->groupid_info, 0x00, sizeof(struct group_id_info));

		pwdinfo->nego_req_info.peer_channel_num[0] = peer_channel;
		memcpy(pwdinfo->nego_req_info.peerDevAddr, pnetwork->network.MacAddress, ETH_ALEN);
		pwdinfo->nego_req_info.benable = true;

		_cancel_timer_ex(&pwdinfo->restore_p2p_state_timer);
		if (rtw_p2p_state(pwdinfo) != P2P_STATE_GONEGO_OK) {
			/*	Restore to the listen state if the current p2p state is not nego OK */
			rtw_p2p_set_state(pwdinfo, P2P_STATE_LISTEN);
		}

		rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
		rtw_p2p_set_state(pwdinfo, P2P_STATE_GONEGO_ING);

		_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);
		_set_timer(&pwdinfo->restore_p2p_state_timer, P2P_GO_NEGO_TIMEOUT);
	} else {
		ret = -1;
	}
	return ret;
}

static void rtw_p2p_invite_req(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	int jj, kk;
	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	uint peer_channel = 0;
	u8 attr_content[50] = {0x00};
	u8 *p2pie;
	uint p2pielen = 0, attr_contentlen = 0;
	struct tx_invite_req_info *pinvite_req_info = &pwdinfo->invitereq_info;

	/*	The input data contains two informations. */
	/*	1. First information is the P2P device address which you want to send to. */
	/*	2. Second information is the group id which combines with GO's mac address, space and GO's ssid. */
	/*	Command line sample: iwpriv wlan0 p2p_set invite ="00:11:22:33:44:55 00:E0:4C:00:00:05 DIRECT-xy" */
	/*	Format: 00:11:22:33:44:55 00:E0:4C:00:00:05 DIRECT-xy */

	if (wrqu->data.length <=  37)
		return;

	if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
		return;
	} else {
		/*	Reset the content of struct tx_invite_req_info */
		pinvite_req_info->benable = false;
		memset(pinvite_req_info->go_bssid, 0x00, ETH_ALEN);
		memset(pinvite_req_info->go_ssid, 0x00, WLAN_SSID_MAXLEN);
		pinvite_req_info->ssidlen = 0x00;
		pinvite_req_info->operating_ch = pwdinfo->operating_channel;
		memset(pinvite_req_info->peer_macaddr, 0x00, ETH_ALEN);
		pinvite_req_info->token = 3;
	}

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		pinvite_req_info->peer_macaddr[jj] = key_2char2num(extra[kk], extra[kk + 1]);

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		pnetwork = container_of(plist, struct wlan_network, list);

		/*	Commented by Albert 2011/05/18 */
		/*	Match the device address located in the P2P IE */
		/*	This is for the case that the P2P device address is not the same as the P2P interface address. */

		p2pie = rtw_get_p2p_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &p2pielen);
		if (p2pie) {
			/*	The P2P Device ID attribute is included in the Beacon frame. */
			/*	The P2P Device Info attribute is included in the probe response frame. */

			if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_ID, attr_content, &attr_contentlen)) {
				/*	Handle the P2P Device ID attribute of Beacon first */
				if (!memcmp(attr_content, pinvite_req_info->peer_macaddr, ETH_ALEN)) {
					peer_channel = pnetwork->network.Configuration.DSConfig;
					break;
				}
			} else if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_INFO, attr_content, &attr_contentlen)) {
				/*	Handle the P2P Device Info attribute of probe response */
				if (!memcmp(attr_content, pinvite_req_info->peer_macaddr, ETH_ALEN)) {
					peer_channel = pnetwork->network.Configuration.DSConfig;
					break;
				}
			}
		}
		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (peer_channel) {
		/*	Store the GO's bssid */
		for (jj = 0, kk = 18; jj < ETH_ALEN; jj++, kk += 3)
			pinvite_req_info->go_bssid[jj] = key_2char2num(extra[kk], extra[kk + 1]);

		/*	Store the GO's ssid */
		pinvite_req_info->ssidlen = wrqu->data.length - 36;
		memcpy(pinvite_req_info->go_ssid, &extra[36], (u32)pinvite_req_info->ssidlen);
		pinvite_req_info->benable = true;
		pinvite_req_info->peer_ch = peer_channel;

		rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
		rtw_p2p_set_state(pwdinfo, P2P_STATE_TX_INVITE_REQ);

		set_channel_bwmode(padapter, peer_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);

		_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);

		_set_timer(&pwdinfo->restore_p2p_state_timer, P2P_INVITE_TIMEOUT);
	}
}

static void rtw_p2p_set_persistent(struct net_device *dev,
				   struct iw_request_info *info,
				   union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	/*	The input data is 0 or 1 */
	/*	0: disable persistent group functionality */
	/*	1: enable persistent group founctionality */

	if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
		return;
	} else {
		if (extra[0] == '0')	/*	Disable the persistent group function. */
			pwdinfo->persistent_supported = false;
		else if (extra[0] == '1')	/*	Enable the persistent group function. */
			pwdinfo->persistent_supported = true;
		else
			pwdinfo->persistent_supported = false;
	}
	pr_info("[%s] persistent_supported = %d\n", __func__, pwdinfo->persistent_supported);
}

static void rtw_p2p_prov_disc(struct net_device *dev,
			      struct iw_request_info *info,
			      union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;
	u8 peerMAC[ETH_ALEN] = {0x00};
	int jj, kk;
	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
	struct list_head *plist, *phead;
	struct __queue *queue	= &pmlmepriv->scanned_queue;
	struct	wlan_network	*pnetwork = NULL;
	uint peer_channel = 0;
	u8 attr_content[100] = {0x00};
	u8 *p2pie;
	uint p2pielen = 0, attr_contentlen = 0;

	/*	The input data contains two informations. */
	/*	1. First information is the MAC address which wants to issue the provisioning discovery request frame. */
	/*	2. Second information is the WPS configuration method which wants to discovery */
	/*	Format: 00:E0:4C:00:00:05_display */
	/*	Format: 00:E0:4C:00:00:05_keypad */
	/*	Format: 00:E0:4C:00:00:05_pbc */
	/*	Format: 00:E0:4C:00:00:05_label */

	if (pwdinfo->p2p_state == P2P_STATE_NONE) {
		return;
	} else {
		/*	Reset the content of struct tx_provdisc_req_info excluded the wps_config_method_request. */
		memset(pwdinfo->tx_prov_disc_info.peerDevAddr, 0x00, ETH_ALEN);
		memset(pwdinfo->tx_prov_disc_info.peerIFAddr, 0x00, ETH_ALEN);
		memset(&pwdinfo->tx_prov_disc_info.ssid, 0x00, sizeof(struct ndis_802_11_ssid));
		pwdinfo->tx_prov_disc_info.peer_channel_num[0] = 0;
		pwdinfo->tx_prov_disc_info.peer_channel_num[1] = 0;
		pwdinfo->tx_prov_disc_info.benable = false;
	}

	for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
		peerMAC[jj] = key_2char2num(extra[kk], extra[kk + 1]);

	if (!memcmp(&extra[18], "display", 7))
		pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_DISPLYA;
	else if (!memcmp(&extra[18], "keypad", 7))
		pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_KEYPAD;
	else if (!memcmp(&extra[18], "pbc", 3))
		pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_PUSH_BUTTON;
	else if (!memcmp(&extra[18], "label", 5))
		pwdinfo->tx_prov_disc_info.wps_config_method_request = WPS_CM_LABEL;
	else
		return;

	spin_lock_bh(&pmlmepriv->scanned_queue.lock);

	phead = get_list_head(queue);
	plist = phead->next;

	while (phead != plist) {
		if (peer_channel != 0)
			break;

		pnetwork = container_of(plist, struct wlan_network, list);

		/*	Commented by Albert 2011/05/18 */
		/*	Match the device address located in the P2P IE */
		/*	This is for the case that the P2P device address is not the same as the P2P interface address. */

		p2pie = rtw_get_p2p_ie(&pnetwork->network.IEs[12], pnetwork->network.IELength - 12, NULL, &p2pielen);
		if (p2pie) {
			while (p2pie) {
				/*	The P2P Device ID attribute is included in the Beacon frame. */
				/*	The P2P Device Info attribute is included in the probe response frame. */

				if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_ID, attr_content, &attr_contentlen)) {
					/*	Handle the P2P Device ID attribute of Beacon first */
					if (!memcmp(attr_content, peerMAC, ETH_ALEN)) {
						peer_channel = pnetwork->network.Configuration.DSConfig;
						break;
					}
				} else if (rtw_get_p2p_attr_content(p2pie, p2pielen, P2P_ATTR_DEVICE_INFO, attr_content, &attr_contentlen)) {
					/*	Handle the P2P Device Info attribute of probe response */
					if (!memcmp(attr_content, peerMAC, ETH_ALEN)) {
						peer_channel = pnetwork->network.Configuration.DSConfig;
						break;
					}
				}

				/* Get the next P2P IE */
				p2pie = rtw_get_p2p_ie(p2pie + p2pielen, pnetwork->network.IELength - 12 - (p2pie - &pnetwork->network.IEs[12] + p2pielen), NULL, &p2pielen);
			}
		}

		plist = plist->next;
	}

	spin_unlock_bh(&pmlmepriv->scanned_queue.lock);

	if (peer_channel) {
		memcpy(pwdinfo->tx_prov_disc_info.peerIFAddr, pnetwork->network.MacAddress, ETH_ALEN);
		memcpy(pwdinfo->tx_prov_disc_info.peerDevAddr, peerMAC, ETH_ALEN);
		pwdinfo->tx_prov_disc_info.peer_channel_num[0] = (u16)peer_channel;
		pwdinfo->tx_prov_disc_info.benable = true;
		rtw_p2p_set_pre_state(pwdinfo, rtw_p2p_state(pwdinfo));
		rtw_p2p_set_state(pwdinfo, P2P_STATE_TX_PROVISION_DIS_REQ);

		if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT)) {
			memcpy(&pwdinfo->tx_prov_disc_info.ssid, &pnetwork->network.Ssid, sizeof(struct ndis_802_11_ssid));
		} else if (rtw_p2p_chk_role(pwdinfo, P2P_ROLE_DEVICE) || rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO)) {
			memcpy(pwdinfo->tx_prov_disc_info.ssid.Ssid, pwdinfo->p2p_wildcard_ssid, P2P_WILDCARD_SSID_LEN);
			pwdinfo->tx_prov_disc_info.ssid.SsidLength = P2P_WILDCARD_SSID_LEN;
		}

		set_channel_bwmode(padapter, peer_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);

		_set_timer(&pwdinfo->pre_tx_scan_timer, P2P_TX_PRESCAN_TIMEOUT);

		_set_timer(&pwdinfo->restore_p2p_state_timer, P2P_PROVISION_TIMEOUT);
	}
}

/*	This function is used to inform the driver the user had specified the pin code value or pbc */
/*	to application. */

static void rtw_p2p_got_wpsinfo(struct net_device *dev,
				struct iw_request_info *info,
				union iwreq_data *wrqu, char *extra)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct wifidirect_info *pwdinfo = &padapter->wdinfo;

	/*	Added by Albert 20110328 */
	/*	if the input data is P2P_NO_WPSINFO -> reset the wpsinfo */
	/*	if the input data is P2P_GOT_WPSINFO_PEER_DISPLAY_PIN -> the utility just input the PIN code got from the peer P2P device. */
	/*	if the input data is P2P_GOT_WPSINFO_SELF_DISPLAY_PIN -> the utility just got the PIN code from itself. */
	/*	if the input data is P2P_GOT_WPSINFO_PBC -> the utility just determine to use the PBC */

	if (*extra == '0')
		pwdinfo->ui_got_wps_info = P2P_NO_WPSINFO;
	else if (*extra == '1')
		pwdinfo->ui_got_wps_info = P2P_GOT_WPSINFO_PEER_DISPLAY_PIN;
	else if (*extra == '2')
		pwdinfo->ui_got_wps_info = P2P_GOT_WPSINFO_SELF_DISPLAY_PIN;
	else if (*extra == '3')
		pwdinfo->ui_got_wps_info = P2P_GOT_WPSINFO_PBC;
	else
		pwdinfo->ui_got_wps_info = P2P_NO_WPSINFO;
}

static int rtw_p2p_set(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;

	if (!memcmp(extra, "enable =", 7)) {
		rtw_wext_p2p_enable(dev, info, wrqu, &extra[7]);
	} else if (!memcmp(extra, "setDN =", 6)) {
		wrqu->data.length -= 6;
		rtw_p2p_setDN(dev, info, wrqu, &extra[6]);
	} else if (!memcmp(extra, "profilefound =", 13)) {
		wrqu->data.length -= 13;
		rtw_p2p_profilefound(dev, info, wrqu, &extra[13]);
	} else if (!memcmp(extra, "prov_disc =", 10)) {
		wrqu->data.length -= 10;
		rtw_p2p_prov_disc(dev, info, wrqu, &extra[10]);
	} else if (!memcmp(extra, "nego =", 5)) {
		wrqu->data.length -= 5;
		rtw_p2p_connect(dev, info, wrqu, &extra[5]);
	} else if (!memcmp(extra, "intent =", 7)) {
		/*	Commented by Albert 2011/03/23 */
		/*	The wrqu->data.length will include the null character */
		/*	So, we will decrease 7 + 1 */
		wrqu->data.length -= 8;
		rtw_p2p_set_intent(dev, info, wrqu, &extra[7]);
	} else if (!memcmp(extra, "ssid =", 5)) {
		wrqu->data.length -= 5;
		rtw_p2p_set_go_nego_ssid(dev, info, wrqu, &extra[5]);
	} else if (!memcmp(extra, "got_wpsinfo =", 12)) {
		wrqu->data.length -= 12;
		rtw_p2p_got_wpsinfo(dev, info, wrqu, &extra[12]);
	} else if (!memcmp(extra, "listen_ch =", 10)) {
		/*	Commented by Albert 2011/05/24 */
		/*	The wrqu->data.length will include the null character */
		/*	So, we will decrease (10 + 1) */
		wrqu->data.length -= 11;
		rtw_p2p_set_listen_ch(dev, info, wrqu, &extra[10]);
	} else if (!memcmp(extra, "op_ch =", 6)) {
		/*	Commented by Albert 2011/05/24 */
		/*	The wrqu->data.length will include the null character */
		/*	So, we will decrease (6 + 1) */
		wrqu->data.length -= 7;
		rtw_p2p_set_op_ch(dev, info, wrqu, &extra[6]);
	} else if (!memcmp(extra, "invite =", 7)) {
		wrqu->data.length -= 8;
		rtw_p2p_invite_req(dev, info, wrqu, &extra[7]);
	} else if (!memcmp(extra, "persistent =", 11)) {
		wrqu->data.length -= 11;
		rtw_p2p_set_persistent(dev, info, wrqu, &extra[11]);
	}

	return ret;
}

static int rtw_p2p_get(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	if (!memcmp(wrqu->data.pointer, "status", 6)) {
		rtw_p2p_get_status(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "role", 4)) {
		rtw_p2p_get_role(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "peer_ifa", 8)) {
		rtw_p2p_get_peer_ifaddr(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "req_cm", 6)) {
		rtw_p2p_get_req_cm(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "peer_deva", 9)) {
		/*	Get the P2P device address when receiving the provision discovery request frame. */
		rtw_p2p_get_peer_devaddr(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "group_id", 8)) {
		rtw_p2p_get_groupid(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "peer_deva_inv", 9)) {
		/*	Get the P2P device address when receiving the P2P Invitation request frame. */
		rtw_p2p_get_peer_devaddr_by_invitation(dev, info, wrqu, extra);
	} else if (!memcmp(wrqu->data.pointer, "op_ch", 5)) {
		rtw_p2p_get_op_ch(dev, info, wrqu, extra);
	}
	return 0;
}

static int rtw_p2p_get2(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;

	if (!memcmp(extra, "wpsCM =", 6)) {
		wrqu->data.length -= 6;
		ret = rtw_p2p_get_wps_configmethod(dev, info, wrqu,  &extra[6]);
	} else if (!memcmp(extra, "devN =", 5)) {
		wrqu->data.length -= 5;
		ret = rtw_p2p_get_device_name(dev, info, wrqu, &extra[5]);
	} else if (!memcmp(extra, "dev_type =", 9)) {
		wrqu->data.length -= 9;
		ret = rtw_p2p_get_device_type(dev, info, wrqu, &extra[9]);
	} else if (!memcmp(extra, "go_devadd =", 10)) {
		wrqu->data.length -= 10;
		ret = rtw_p2p_get_go_device_address(dev, info, wrqu, &extra[10]);
	} else if (!memcmp(extra, "InvProc =", 8)) {
		wrqu->data.length -= 8;
		ret = rtw_p2p_get_invitation_procedure(dev, info, wrqu, &extra[8]);
	}

	return ret;
}

static int rtw_rereg_nd_name(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	struct adapter *padapter = rtw_netdev_priv(dev);
	struct rereg_nd_name_data *rereg_priv = &padapter->rereg_nd_name_priv;
	char new_ifname[IFNAMSIZ];

	if (rereg_priv->old_ifname[0] == 0) {
		char *reg_ifname;
		reg_ifname = padapter->registrypriv.if2name;

		strncpy(rereg_priv->old_ifname, reg_ifname, IFNAMSIZ);
		rereg_priv->old_ifname[IFNAMSIZ - 1] = 0;
	}

	if (wrqu->data.length > IFNAMSIZ)
		return -EFAULT;

	if (copy_from_user(new_ifname, wrqu->data.pointer, IFNAMSIZ))
		return -EFAULT;

	if (0 == strcmp(rereg_priv->old_ifname, new_ifname))
		return ret;

	ret = rtw_change_ifname(padapter, new_ifname);
	if (0 != ret)
		goto exit;

	if (!memcmp(rereg_priv->old_ifname, "disable%d", 9)) {
		padapter->ledpriv.bRegUseLed = rereg_priv->old_bRegUseLed;
		rtl8188eu_InitSwLeds(padapter);
		rtw_ips_mode_req(&padapter->pwrctrlpriv, rereg_priv->old_ips_mode);
	}

	strncpy(rereg_priv->old_ifname, new_ifname, IFNAMSIZ);
	rereg_priv->old_ifname[IFNAMSIZ - 1] = 0;

	if (!memcmp(new_ifname, "disable%d", 9)) {
		/*  free network queue for Android's timming issue */
		rtw_free_network_queue(padapter, true);

		/*  close led */
		rtw_led_control(padapter, LED_CTL_POWER_OFF);
		rereg_priv->old_bRegUseLed = padapter->ledpriv.bRegUseLed;
		padapter->ledpriv.bRegUseLed = false;
		rtl8188eu_DeInitSwLeds(padapter);

		/*  the interface is being "disabled", we can do deeper IPS */
		rereg_priv->old_ips_mode = rtw_get_ips_mode_req(&padapter->pwrctrlpriv);
		rtw_ips_mode_req(&padapter->pwrctrlpriv, IPS_NORMAL);
	}
exit:
	return ret;
}

static void mac_reg_dump(struct adapter *padapter)
{
	int i, j = 1;
	pr_info("\n ======= MAC REG =======\n");
	for (i = 0x0; i < 0x300; i += 4) {
		if (j % 4 == 1)
			pr_info("0x%02x", i);
		pr_info(" 0x%08x ", rtw_read32(padapter, i));
		if ((j++) % 4 == 0)
			pr_info("\n");
	}
	for (i = 0x400; i < 0x800; i += 4) {
		if (j % 4 == 1)
			pr_info("0x%02x", i);
		pr_info(" 0x%08x ", rtw_read32(padapter, i));
		if ((j++) % 4 == 0)
			pr_info("\n");
	}
}

static void bb_reg_dump(struct adapter *padapter)
{
	int i, j = 1;
	pr_info("\n ======= BB REG =======\n");
	for (i = 0x800; i < 0x1000; i += 4) {
		if (j % 4 == 1)
			pr_info("0x%02x", i);

		pr_info(" 0x%08x ", rtw_read32(padapter, i));
		if ((j++) % 4 == 0)
			pr_info("\n");
	}
}

static void rf_reg_dump(struct adapter *padapter)
{
	int i, j = 1;
	u32 value;

	pr_info("\n ======= RF REG =======\n");
	pr_info("\nRF_Path(%x)\n", RF_PATH_A);
	for (i = 0; i < 0x100; i++) {
		value = rtl8188e_PHY_QueryRFReg(padapter, i, 0xffffffff);
		if (j % 4 == 1)
			pr_info("0x%02x ", i);
		pr_info(" 0x%08x ", value);
		if ((j++) % 4 == 0)
			pr_info("\n");
	}
}

static int rtw_dbg_port(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	u8 major_cmd, minor_cmd;
	u16 arg;
	s32 extra_arg;
	u32 *pdata, val32;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
	struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
	struct wlan_network *cur_network = &pmlmepriv->cur_network;
	struct sta_priv *pstapriv = &padapter->stapriv;

	pdata = (u32 *)&wrqu->data;

	val32 = *pdata;
	arg = (u16)(val32 & 0x0000ffff);
	major_cmd = (u8)(val32 >> 24);
	minor_cmd = (u8)((val32 >> 16) & 0x00ff);

	extra_arg = *(pdata + 1);

	switch (major_cmd) {
	case 0x70:/* read_reg */
		switch (minor_cmd) {
		case 1:
			break;
		case 2:
			break;
		case 4:
			break;
		}
		break;
	case 0x71:/* write_reg */
		switch (minor_cmd) {
		case 1:
			rtw_write8(padapter, arg, extra_arg);
			break;
		case 2:
			rtw_write16(padapter, arg, extra_arg);
			break;
		case 4:
			rtw_write32(padapter, arg, extra_arg);
			break;
		}
		break;
	case 0x72:/* read_bb */
		break;
	case 0x73:/* write_bb */
		rtl8188e_PHY_SetBBReg(padapter, arg, 0xffffffff, extra_arg);
		break;
	case 0x74:/* read_rf */
		if (minor_cmd != RF_PATH_A) {
			ret = -EINVAL;
			break;
		}
		break;
	case 0x75:/* write_rf */
		if (minor_cmd != RF_PATH_A) {
			ret = -EINVAL;
			break;
		}
		rtl8188e_PHY_SetRFReg(padapter, arg, 0xffffffff, extra_arg);
		break;

	case 0x76:
		switch (minor_cmd) {
		case 0x00: /* normal mode, */
			padapter->recvpriv.is_signal_dbg = 0;
			break;
		case 0x01: /* dbg mode */
			padapter->recvpriv.is_signal_dbg = 1;
			extra_arg = extra_arg > 100 ? 100 : extra_arg;
			extra_arg = extra_arg < 0 ? 0 : extra_arg;
			padapter->recvpriv.signal_strength_dbg = extra_arg;
			break;
		}
		break;
	case 0x78: /* IOL test */
		switch (minor_cmd) {
		case 0x04: /* LLT table initialization test */
		{
			struct xmit_frame	*xmit_frame;

			xmit_frame = rtw_IOL_accquire_xmit_frame(padapter);
			if (!xmit_frame) {
				ret = -ENOMEM;
				break;
			}

			if (rtl8188e_IOL_exec_cmds_sync(padapter, xmit_frame, 500, 0) != _SUCCESS)
				ret = -EPERM;
		}
			break;
		case 0x05: /* blink LED test */
		{
			u16 reg = 0x4c;
			u32 blink_num = 50;
			u32 blink_delay_ms = 200;
			int i;
			struct xmit_frame	*xmit_frame;

			xmit_frame = rtw_IOL_accquire_xmit_frame(padapter);
			if (!xmit_frame) {
				ret = -ENOMEM;
				break;
			}

			for (i = 0; i < blink_num; i++) {
				rtw_IOL_append_WB_cmd(xmit_frame, reg, 0x00, 0xff);
				rtw_IOL_append_DELAY_MS_cmd(xmit_frame, blink_delay_ms);
				rtw_IOL_append_WB_cmd(xmit_frame, reg, 0x08, 0xff);
				rtw_IOL_append_DELAY_MS_cmd(xmit_frame, blink_delay_ms);
			}
			if (rtl8188e_IOL_exec_cmds_sync(padapter, xmit_frame, (blink_delay_ms * blink_num * 2) + 200, 0) != _SUCCESS)
				ret = -EPERM;
		}
			break;

		case 0x06: /* continuous write byte test */
		{
			u16 reg = arg;
			u16 start_value = 0;
			u32 write_num = extra_arg;
			int i;
			struct xmit_frame	*xmit_frame;

			xmit_frame = rtw_IOL_accquire_xmit_frame(padapter);
			if (!xmit_frame) {
				ret = -ENOMEM;
				break;
			}

			for (i = 0; i < write_num; i++)
				rtw_IOL_append_WB_cmd(xmit_frame, reg, i + start_value, 0xFF);
			if (rtl8188e_IOL_exec_cmds_sync(padapter, xmit_frame, 5000, 0) != _SUCCESS)
				ret = -EPERM;

			rtw_read8(padapter, reg);
		}
			break;

		case 0x07: /* continuous write word test */
		{
			u16 reg = arg;
			u16 start_value = 200;
			u32 write_num = extra_arg;

			int i;
			struct xmit_frame	*xmit_frame;

			xmit_frame = rtw_IOL_accquire_xmit_frame(padapter);
			if (!xmit_frame) {
				ret = -ENOMEM;
				break;
			}

			for (i = 0; i < write_num; i++)
				rtw_IOL_append_WW_cmd(xmit_frame, reg, i + start_value, 0xFFFF);
			if (rtl8188e_IOL_exec_cmds_sync(padapter, xmit_frame, 5000, 0) != _SUCCESS)
				ret = -EPERM;

			rtw_read16(padapter, reg);
		}
			break;
		case 0x08: /* continuous write dword test */
		{
			u16 reg = arg;
			u32 start_value = 0x110000c7;
			u32 write_num = extra_arg;

			int i;
			struct xmit_frame	*xmit_frame;

			xmit_frame = rtw_IOL_accquire_xmit_frame(padapter);
			if (!xmit_frame) {
				ret = -ENOMEM;
				break;
			}

			for (i = 0; i < write_num; i++)
				rtw_IOL_append_WD_cmd(xmit_frame, reg, i + start_value, 0xFFFFFFFF);
			if (rtl8188e_IOL_exec_cmds_sync(padapter, xmit_frame, 5000, 0) != _SUCCESS)
				ret = -EPERM;

			rtw_read32(padapter, reg);
		}
			break;
		}
		break;
	case 0x79:
		{
			/*
			* dbg 0x79000000 [value], set RESP_TXAGC to + value, value:0~15
			* dbg 0x79010000 [value], set RESP_TXAGC to - value, value:0~15
			*/
			u8 value =  extra_arg & 0x0f;
			u8 sign = minor_cmd;
			u16 write_value = 0;

			if (sign)
				value = value | 0x10;

			write_value = value | (value << 5);
			rtw_write16(padapter, 0x6d9, write_value);
		}
		break;
	case 0x7a:
		receive_disconnect(padapter, pmlmeinfo->network.MacAddress
			, WLAN_REASON_EXPIRATION_CHK);
		break;
	case 0x7F:
		switch (minor_cmd) {
		case 0x0:
			break;
		case 0x01:
			break;
		case 0x02:
			break;
		case 0x03:
			break;
		case 0x04:
			break;
		case 0x05:
			rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
			break;
		case 0x06:
			{
				u32	ODMFlag;
				GetHwReg8188EU(padapter, HW_VAR_DM_FLAG, (u8 *)(&ODMFlag));
				ODMFlag = (u32)(0x0f & arg);
				SetHwReg8188EU(padapter, HW_VAR_DM_FLAG, (u8 *)(&ODMFlag));
			}
			break;
		case 0x07:
			break;
		case 0x08:
			break;
		case 0x09:
			break;
		case 0x0c:/* dump rx/tx packet */
			if (arg == 0) {
				SetHalDefVar8188EUsb(padapter, HAL_DEF_DBG_DUMP_RXPKT, &extra_arg);
			} else if (arg == 1) {
				SetHalDefVar8188EUsb(padapter, HAL_DEF_DBG_DUMP_TXPKT, &extra_arg);
			}
			break;
		case 0x15:
			break;
		case 0x10:/*  driver version display */
			break;
		case 0x11:
			padapter->bRxRSSIDisplay = extra_arg;
			break;
		case 0x12: /* set rx_stbc */
		{
			struct registry_priv	*pregpriv = &padapter->registrypriv;
			/*  0: disable, bit(0):enable 2.4g, bit(1):enable 5g, 0x3: enable both 2.4g and 5g */
			/* default is set to enable 2.4GHZ for IOT issue with bufflao's AP at 5GHZ */
			if (extra_arg == 0 ||
			    extra_arg == 1 ||
			    extra_arg == 2 ||
			    extra_arg == 3)
				pregpriv->rx_stbc = extra_arg;
		}
			break;
		case 0x13: /* set ampdu_enable */
		{
			struct registry_priv	*pregpriv = &padapter->registrypriv;
			/*  0: disable, 0x1:enable (but wifi_spec should be 0), 0x2: force enable (don't care wifi_spec) */
			if (extra_arg >= 0 && extra_arg < 3)
				pregpriv->ampdu_enable = extra_arg;
		}
			break;
		case 0x14: /* get wifi_spec */
			break;
		case 0x23:
			padapter->bNotifyChannelChange = extra_arg;
			break;
		case 0x24:
			padapter->bShowGetP2PState = extra_arg;
			break;
		case 0xdd:/* registers dump, 0 for mac reg, 1 for bb reg, 2 for rf reg */
			if (extra_arg == 0)
				mac_reg_dump(padapter);
			else if (extra_arg == 1)
				bb_reg_dump(padapter);
			else if (extra_arg == 2)
				rf_reg_dump(padapter);
			break;
		case 0xee:/* turn on/off dynamic funcs */
			{
				u32 odm_flag;

				if (0xf == extra_arg) {
					GetHalDefVar8188EUsb(padapter, HAL_DEF_DBG_DM_FUNC, &odm_flag);
				} else {
					/*	extra_arg = 0  - disable all dynamic func
						extra_arg = 1  - disable DIG
						extra_arg = 2  - disable tx power tracking
						extra_arg = 3  - turn on all dynamic func
					*/
					SetHalDefVar8188EUsb(padapter, HAL_DEF_DBG_DM_FUNC, &extra_arg);
					GetHalDefVar8188EUsb(padapter, HAL_DEF_DBG_DM_FUNC, &odm_flag);
				}
			}
			break;

		case 0xfd:
			rtw_write8(padapter, 0xc50, arg);
			rtw_write8(padapter, 0xc58, arg);
			break;
		case 0xfe:
			break;
		case 0xff:
			break;
		}
		break;
	default:
		break;
	}
	return ret;
}

static int rtw_wx_set_priv(struct net_device *dev,
				struct iw_request_info *info,
				union iwreq_data *awrq,
				char *extra)
{
	int ret = 0;
	int len = 0;
	char *ext;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_point *dwrq = (struct iw_point *)awrq;

	if (dwrq->length == 0)
		return -EFAULT;

	len = dwrq->length;
	ext = vmalloc(len);
	if (!ext)
		return -ENOMEM;

	if (copy_from_user(ext, dwrq->pointer, len)) {
		vfree(ext);
		return -EFAULT;
	}

	/* added for wps2.0 @20110524 */
	if (dwrq->flags == 0x8766 && len > 8) {
		u32 cp_sz;
		struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
		u8 *probereq_wpsie = ext;
		int probereq_wpsie_len = len;
		u8 wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};

		if ((_VENDOR_SPECIFIC_IE_ == probereq_wpsie[0]) &&
		    (!memcmp(&probereq_wpsie[2], wps_oui, 4))) {
			cp_sz = probereq_wpsie_len > MAX_WPS_IE_LEN ? MAX_WPS_IE_LEN : probereq_wpsie_len;

			pmlmepriv->wps_probe_req_ie_len = 0;
			kfree(pmlmepriv->wps_probe_req_ie);
			pmlmepriv->wps_probe_req_ie = NULL;

			pmlmepriv->wps_probe_req_ie = kmemdup(probereq_wpsie, cp_sz, GFP_KERNEL);
			if (!pmlmepriv->wps_probe_req_ie) {
				ret =  -EINVAL;
				goto FREE_EXT;
			}
			pmlmepriv->wps_probe_req_ie_len = cp_sz;
		}
		goto FREE_EXT;
	}

	if (len >= WEXT_CSCAN_HEADER_SIZE &&
	    !memcmp(ext, WEXT_CSCAN_HEADER, WEXT_CSCAN_HEADER_SIZE)) {
		ret = rtw_wx_set_scan(dev, info, awrq, ext);
		goto FREE_EXT;
	}

FREE_EXT:

	vfree(ext);

	return ret;
}

static int rtw_pm_set(struct net_device *dev,
			       struct iw_request_info *info,
			       union iwreq_data *wrqu, char *extra)
{
	int ret = 0;
	unsigned	mode = 0;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);

	if (!memcmp(extra, "lps =", 4)) {
		sscanf(extra + 4, "%u", &mode);
		ret = rtw_pm_set_lps(padapter, mode);
	} else if (!memcmp(extra, "ips =", 4)) {
		sscanf(extra + 4, "%u", &mode);
		ret = rtw_pm_set_ips(padapter, mode);
	} else {
		ret = -EINVAL;
	}

	return ret;
}

static iw_handler rtw_handlers[] = {
	IW_HANDLER(SIOCGIWNAME, rtw_wx_get_name),
	IW_HANDLER(SIOCGIWFREQ, rtw_wx_get_freq),
	IW_HANDLER(SIOCSIWMODE, rtw_wx_set_mode),
	IW_HANDLER(SIOCGIWMODE, rtw_wx_get_mode),
	IW_HANDLER(SIOCGIWSENS, rtw_wx_get_sens),
	IW_HANDLER(SIOCGIWRANGE, rtw_wx_get_range),
	IW_HANDLER(SIOCSIWPRIV, rtw_wx_set_priv),
	IW_HANDLER(SIOCSIWAP, rtw_wx_set_wap),
	IW_HANDLER(SIOCGIWAP, rtw_wx_get_wap),
	IW_HANDLER(SIOCSIWMLME, rtw_wx_set_mlme),
	IW_HANDLER(SIOCSIWSCAN, rtw_wx_set_scan),
	IW_HANDLER(SIOCGIWSCAN, rtw_wx_get_scan),
	IW_HANDLER(SIOCSIWESSID, rtw_wx_set_essid),
	IW_HANDLER(SIOCGIWESSID, rtw_wx_get_essid),
	IW_HANDLER(SIOCGIWNICKN, rtw_wx_get_nick),
	IW_HANDLER(SIOCSIWRATE, rtw_wx_set_rate),
	IW_HANDLER(SIOCGIWRATE, rtw_wx_get_rate),
	IW_HANDLER(SIOCSIWRTS, rtw_wx_set_rts),
	IW_HANDLER(SIOCGIWRTS, rtw_wx_get_rts),
	IW_HANDLER(SIOCSIWFRAG, rtw_wx_set_frag),
	IW_HANDLER(SIOCGIWFRAG, rtw_wx_get_frag),
	IW_HANDLER(SIOCGIWRETRY, rtw_wx_get_retry),
	IW_HANDLER(SIOCSIWENCODE, rtw_wx_set_enc),
	IW_HANDLER(SIOCGIWENCODE, rtw_wx_get_enc),
	IW_HANDLER(SIOCGIWPOWER, rtw_wx_get_power),
	IW_HANDLER(SIOCSIWGENIE, rtw_wx_set_gen_ie),
	IW_HANDLER(SIOCSIWAUTH, rtw_wx_set_auth),
	IW_HANDLER(SIOCSIWENCODEEXT, rtw_wx_set_enc_ext),
	IW_HANDLER(SIOCSIWPMKSA, rtw_wx_set_pmkid),
};

static const struct iw_priv_args rtw_private_args[] = {
	{
		SIOCIWFIRSTPRIV + 0x0,
		IW_PRIV_TYPE_CHAR | 0x7FF, 0, "write"
	},
	{
		SIOCIWFIRSTPRIV + 0x1,
		IW_PRIV_TYPE_CHAR | 0x7FF,
		IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | IFNAMSIZ, "read"
	},
	{
		SIOCIWFIRSTPRIV + 0x2, 0, 0, "driver_ext"
	},
	{
		SIOCIWFIRSTPRIV + 0x4,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "apinfo"
	},
	{
		SIOCIWFIRSTPRIV + 0x5,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "setpid"
	},
	{
		SIOCIWFIRSTPRIV + 0x6,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wps_start"
	},
	{
		SIOCIWFIRSTPRIV + 0xA,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "channel_plan"
	},

	{
		SIOCIWFIRSTPRIV + 0xB,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "dbg"
	},
	{
		SIOCIWFIRSTPRIV + 0xC,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3, 0, "rfw"
	},
	{
		SIOCIWFIRSTPRIV + 0xD,
		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | IFNAMSIZ, "rfr"
	},
	{
		SIOCIWFIRSTPRIV + 0x10,
		IW_PRIV_TYPE_CHAR | P2P_PRIVATE_IOCTL_SET_LEN, 0, "p2p_set"
	},
	{
		SIOCIWFIRSTPRIV + 0x11,
		IW_PRIV_TYPE_CHAR | P2P_PRIVATE_IOCTL_SET_LEN, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | P2P_PRIVATE_IOCTL_SET_LEN, "p2p_get"
	},
	{
		SIOCIWFIRSTPRIV + 0x12,
		IW_PRIV_TYPE_CHAR | P2P_PRIVATE_IOCTL_SET_LEN, IW_PRIV_TYPE_CHAR | IFNAMSIZ, "p2p_get2"
	},
	{
		SIOCIWFIRSTPRIV + 0x16,
		IW_PRIV_TYPE_CHAR | 64, 0, "pm_set"
	},

	{SIOCIWFIRSTPRIV + 0x18, IW_PRIV_TYPE_CHAR | IFNAMSIZ, 0, "rereg_nd_name"},
};

static iw_handler rtw_private_handler[] = {
rtw_wx_write32,				/* 0x00 */
rtw_wx_read32,				/* 0x01 */
	NULL,				/* 0x02 */
NULL,					/* 0x03 */
/*  for MM DTV platform */
	rtw_get_ap_info,		/* 0x04 */

	rtw_set_pid,			/* 0x05 */
	rtw_wps_start,			/* 0x06 */

	NULL,				/* 0x07 */
	NULL,				/* 0x08 */
	NULL,				/* 0x09 */

/*  Set Channel depend on the country code */
	rtw_wx_set_channel_plan,	/* 0x0A */

	rtw_dbg_port,			/* 0x0B */
	rtw_wx_write_rf,		/* 0x0C */
	rtw_wx_read_rf,			/* 0x0D */
	NULL,				/* 0x0E */
	NULL,				/* 0x0F */

	rtw_p2p_set,			/* 0x10 */
	rtw_p2p_get,			/* 0x11 */
	rtw_p2p_get2,			/* 0x12 */

	NULL,				/* 0x13 */
	NULL,				/* 0x14 */
	NULL,				/* 0x15 */

	rtw_pm_set,			/* 0x16 */
	NULL,				/* 0x17 */
	rtw_rereg_nd_name,		/* 0x18 */
};

static struct iw_statistics *rtw_get_wireless_stats(struct net_device *dev)
{
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct iw_statistics *piwstats = &padapter->iwstats;
	int tmp_noise = 0;
	int tmp;

	if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
		piwstats->qual.qual = 0;
		piwstats->qual.level = 0;
		piwstats->qual.noise = 0;
	} else {
		tmp_noise = padapter->recvpriv.noise;

		piwstats->qual.level = padapter->signal_strength;
		tmp = 219 + 3 * padapter->signal_strength;
		tmp = min(100, tmp);
		tmp = max(0, tmp);
		piwstats->qual.qual = tmp;
		piwstats->qual.noise = tmp_noise;
	}
	piwstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
	return &padapter->iwstats;
}

struct iw_handler_def rtw_handlers_def = {
	.standard = rtw_handlers,
	.num_standard = sizeof(rtw_handlers) / sizeof(iw_handler),
	.private = rtw_private_handler,
	.private_args = (struct iw_priv_args *)rtw_private_args,
	.num_private = sizeof(rtw_private_handler) / sizeof(iw_handler),
	.num_private_args = sizeof(rtw_private_args) / sizeof(struct iw_priv_args),
	.get_wireless_stats = rtw_get_wireless_stats,
};