drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /******************************************************************************
   3  *
   4  * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
   5  *
   6  ******************************************************************************/
   7
   8 #include <linux/etherdevice.h>
   9 #include <drv_types.h>
  10 #include <rtw_debug.h>
  11 #include <linux/jiffies.h>
  12
  13 #include <rtw_wifi_regd.h>
  14
  15 #define RTW_MAX_MGMT_TX_CNT (8)
  16
  17 #define RTW_SCAN_IE_LEN_MAX      2304
  18 #define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* ms */
  19 #define RTW_MAX_NUM_PMKIDS 4
  20
  21 static const u32 rtw_cipher_suites[] = {
  22         WLAN_CIPHER_SUITE_WEP40,
  23         WLAN_CIPHER_SUITE_WEP104,
  24         WLAN_CIPHER_SUITE_TKIP,
  25         WLAN_CIPHER_SUITE_CCMP,
  26         WLAN_CIPHER_SUITE_AES_CMAC,
  27 };
  28
  29 #define RATETAB_ENT(_rate, _rateid, _flags) \
  30         {                                                               \
  31                 .bitrate        = (_rate),                              \
  32                 .hw_value       = (_rateid),                            \
  33                 .flags          = (_flags),                             \
  34         }
  35
  36 #define CHAN2G(_channel, _freq, _flags) {                       \
  37         .band                   = NL80211_BAND_2GHZ,            \
  38         .center_freq            = (_freq),                      \
  39         .hw_value               = (_channel),                   \
  40         .flags                  = (_flags),                     \
  41         .max_antenna_gain       = 0,                            \
  42         .max_power              = 30,                           \
  43 }
  44
  45 /* if wowlan is not supported, kernel generate a disconnect at each suspend
  46  * cf: /net/wireless/sysfs.c, so register a stub wowlan.
  47  * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback.
  48  * (from user space, e.g. iw phy0 wowlan enable)
  49  */
  50 static const struct wiphy_wowlan_support wowlan_stub = {
  51         .flags = WIPHY_WOWLAN_ANY,
  52         .n_patterns = 0,
  53         .pattern_max_len = 0,
  54         .pattern_min_len = 0,
  55         .max_pkt_offset = 0,
  56 };
  57
  58 static struct ieee80211_rate rtw_rates[] = {
  59         RATETAB_ENT(10,  0x1,   0),
  60         RATETAB_ENT(20,  0x2,   0),
  61         RATETAB_ENT(55,  0x4,   0),
  62         RATETAB_ENT(110, 0x8,   0),
  63         RATETAB_ENT(60,  0x10,  0),
  64         RATETAB_ENT(90,  0x20,  0),
  65         RATETAB_ENT(120, 0x40,  0),
  66         RATETAB_ENT(180, 0x80,  0),
  67         RATETAB_ENT(240, 0x100, 0),
  68         RATETAB_ENT(360, 0x200, 0),
  69         RATETAB_ENT(480, 0x400, 0),
  70         RATETAB_ENT(540, 0x800, 0),
  71 };
  72
  73 #define rtw_g_rates             (rtw_rates + 0)
  74 #define RTW_G_RATES_NUM 12
  75
  76 #define RTW_2G_CHANNELS_NUM 14
  77
  78 static struct ieee80211_channel rtw_2ghz_channels[] = {
  79         CHAN2G(1, 2412, 0),
  80         CHAN2G(2, 2417, 0),
  81         CHAN2G(3, 2422, 0),
  82         CHAN2G(4, 2427, 0),
  83         CHAN2G(5, 2432, 0),
  84         CHAN2G(6, 2437, 0),
  85         CHAN2G(7, 2442, 0),
  86         CHAN2G(8, 2447, 0),
  87         CHAN2G(9, 2452, 0),
  88         CHAN2G(10, 2457, 0),
  89         CHAN2G(11, 2462, 0),
  90         CHAN2G(12, 2467, 0),
  91         CHAN2G(13, 2472, 0),
  92         CHAN2G(14, 2484, 0),
  93 };
  94
  95 static void rtw_2g_channels_init(struct ieee80211_channel *channels)
  96 {
  97         memcpy((void *)channels, (void *)rtw_2ghz_channels,
  98                 sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
  99         );
 100 }
 101
 102 static void rtw_2g_rates_init(struct ieee80211_rate *rates)
 103 {
 104         memcpy(rates, rtw_g_rates,
 105                 sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM
 106         );
 107 }
 108
 109 static struct ieee80211_supported_band *rtw_spt_band_alloc(
 110         enum nl80211_band band
 111         )
 112 {
 113         struct ieee80211_supported_band *spt_band = NULL;
 114         int n_channels, n_bitrates;
 115
 116         if (band == NL80211_BAND_2GHZ)
 117         {
 118                 n_channels = RTW_2G_CHANNELS_NUM;
 119                 n_bitrates = RTW_G_RATES_NUM;
 120         }
 121         else
 122         {
 123                 goto exit;
 124         }
 125
 126         spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) +
 127                                sizeof(struct ieee80211_channel) * n_channels +
 128                                sizeof(struct ieee80211_rate) * n_bitrates);
 129         if (!spt_band)
 130                 goto exit;
 131
 132         spt_band->channels = (struct ieee80211_channel *)(((u8 *)spt_band)+sizeof(struct ieee80211_supported_band));
 133         spt_band->bitrates = (struct ieee80211_rate *)(((u8 *)spt_band->channels)+sizeof(struct ieee80211_channel)*n_channels);
 134         spt_band->band = band;
 135         spt_band->n_channels = n_channels;
 136         spt_band->n_bitrates = n_bitrates;
 137
 138         if (band == NL80211_BAND_2GHZ)
 139         {
 140                 rtw_2g_channels_init(spt_band->channels);
 141                 rtw_2g_rates_init(spt_band->bitrates);
 142         }
 143
 144         /* spt_band.ht_cap */
 145
 146 exit:
 147
 148         return spt_band;
 149 }
 150
 151 static const struct ieee80211_txrx_stypes
 152 rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
 153         [NL80211_IFTYPE_ADHOC] = {
 154                 .tx = 0xffff,
 155                 .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
 156         },
 157         [NL80211_IFTYPE_STATION] = {
 158                 .tx = 0xffff,
 159                 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
 160                 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
 161         },
 162         [NL80211_IFTYPE_AP] = {
 163                 .tx = 0xffff,
 164                 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
 165                 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
 166                 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
 167                 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
 168                 BIT(IEEE80211_STYPE_AUTH >> 4) |
 169                 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
 170                 BIT(IEEE80211_STYPE_ACTION >> 4)
 171         },
 172         [NL80211_IFTYPE_AP_VLAN] = {
 173                 /* copy AP */
 174                 .tx = 0xffff,
 175                 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
 176                 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
 177                 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
 178                 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
 179                 BIT(IEEE80211_STYPE_AUTH >> 4) |
 180                 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
 181                 BIT(IEEE80211_STYPE_ACTION >> 4)
 182         },
 183         [NL80211_IFTYPE_P2P_CLIENT] = {
 184                 .tx = 0xffff,
 185                 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
 186                 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
 187         },
 188         [NL80211_IFTYPE_P2P_GO] = {
 189                 .tx = 0xffff,
 190                 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
 191                 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
 192                 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
 193                 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
 194                 BIT(IEEE80211_STYPE_AUTH >> 4) |
 195                 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
 196                 BIT(IEEE80211_STYPE_ACTION >> 4)
 197         },
 198 };
 199
 200 static int rtw_ieee80211_channel_to_frequency(int chan, int band)
 201 {
 202         if (band == NL80211_BAND_2GHZ) {
 203                 if (chan == 14)
 204                         return 2484;
 205              else if (chan < 14)
 206                         return 2407 + chan * 5;
 207         }
 208
 209         return 0; /* not supported */
 210 }
 211
 212 #define MAX_BSSINFO_LEN 1000
 213 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork)
 214 {
 215         struct ieee80211_channel *notify_channel;
 216         struct cfg80211_bss *bss = NULL;
 217         /* struct ieee80211_supported_band *band; */
 218         u16 channel;
 219         u32 freq;
 220         u64 notify_timestamp;
 221         s32 notify_signal;
 222         u8 *buf = NULL, *pbuf;
 223         size_t len, bssinf_len = 0;
 224         struct ieee80211_hdr *pwlanhdr;
 225         __le16 *fctrl;
 226
 227         struct wireless_dev *wdev = padapter->rtw_wdev;
 228         struct wiphy *wiphy = wdev->wiphy;
 229         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
 230
 231         bssinf_len = pnetwork->network.ie_length + sizeof(struct ieee80211_hdr_3addr);
 232         if (bssinf_len > MAX_BSSINFO_LEN)
 233                 goto exit;
 234
 235         {
 236                 u16 wapi_len = 0;
 237
 238                 if (rtw_get_wapi_ie(pnetwork->network.ies, pnetwork->network.ie_length, NULL, &wapi_len) > 0)
 239                 {
 240                         if (wapi_len > 0)
 241                                 goto exit;
 242                 }
 243         }
 244
 245         /* To reduce PBC Overlap rate */
 246         /* spin_lock_bh(&pwdev_priv->scan_req_lock); */
 247         if (adapter_wdev_data(padapter)->scan_request)
 248         {
 249                 u8 *psr = NULL, sr = 0;
 250                 struct ndis_802_11_ssid *pssid = &pnetwork->network.ssid;
 251                 struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request;
 252                 struct cfg80211_ssid *ssids = request->ssids;
 253                 u32 wpsielen = 0;
 254                 u8 *wpsie = NULL;
 255
 256                 wpsie = rtw_get_wps_ie(pnetwork->network.ies+_FIXED_IE_LENGTH_, pnetwork->network.ie_length-_FIXED_IE_LENGTH_, NULL, &wpsielen);
 257
 258                 if (wpsie && wpsielen > 0)
 259                         psr = rtw_get_wps_attr_content(wpsie,  wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
 260
 261                 if (sr != 0)
 262                 {
 263                         if (request->n_ssids == 1 && request->n_channels == 1) /*  it means under processing WPS */
 264                         {
 265                                 if (ssids[0].ssid_len != 0 &&
 266                                     (pssid->ssid_length != ssids[0].ssid_len ||
 267                                      memcmp(pssid->ssid, ssids[0].ssid, ssids[0].ssid_len)))
 268                                 {
 269                                         if (psr)
 270                                                 *psr = 0; /* clear sr */
 271                                 }
 272                         }
 273                 }
 274         }
 275         /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */
 276
 277
 278         channel = pnetwork->network.configuration.ds_config;
 279         freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
 280
 281         notify_channel = ieee80211_get_channel(wiphy, freq);
 282
 283         notify_timestamp = ktime_to_us(ktime_get_boottime());
 284
 285         /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
 286         if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
 287                 is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
 288                 notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */
 289         } else {
 290                 notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.phy_info.signal_strength);/* dbm */
 291         }
 292
 293         buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC);
 294         if (!buf)
 295                 goto exit;
 296         pbuf = buf;
 297
 298         pwlanhdr = (struct ieee80211_hdr *)pbuf;
 299         fctrl = &(pwlanhdr->frame_control);
 300         *(fctrl) = 0;
 301
 302         SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
 303         /* pmlmeext->mgnt_seq++; */
 304
 305         if (pnetwork->network.reserved[0] == 1) { /*  WIFI_BEACON */
 306                 eth_broadcast_addr(pwlanhdr->addr1);
 307                 SetFrameSubType(pbuf, WIFI_BEACON);
 308         } else {
 309                 memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN);
 310                 SetFrameSubType(pbuf, WIFI_PROBERSP);
 311         }
 312
 313         memcpy(pwlanhdr->addr2, pnetwork->network.mac_address, ETH_ALEN);
 314         memcpy(pwlanhdr->addr3, pnetwork->network.mac_address, ETH_ALEN);
 315
 316
 317         pbuf += sizeof(struct ieee80211_hdr_3addr);
 318         len = sizeof(struct ieee80211_hdr_3addr);
 319
 320         memcpy(pbuf, pnetwork->network.ies, pnetwork->network.ie_length);
 321         len += pnetwork->network.ie_length;
 322
 323         *((__le64 *)pbuf) = cpu_to_le64(notify_timestamp);
 324
 325         bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf,
 326                 len, notify_signal, GFP_ATOMIC);
 327
 328         if (unlikely(!bss))
 329                 goto exit;
 330
 331         cfg80211_put_bss(wiphy, bss);
 332         kfree(buf);
 333
 334 exit:
 335         return bss;
 336
 337 }
 338
 339 /*
 340         Check the given bss is valid by kernel API cfg80211_get_bss()
 341         @padapter : the given adapter
 342
 343         return true if bss is valid,  false for not found.
 344 */
 345 int rtw_cfg80211_check_bss(struct adapter *padapter)
 346 {
 347         struct wlan_bssid_ex  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
 348         struct cfg80211_bss *bss = NULL;
 349         struct ieee80211_channel *notify_channel = NULL;
 350         u32 freq;
 351
 352         if (!(pnetwork) || !(padapter->rtw_wdev))
 353                 return false;
 354
 355         freq = rtw_ieee80211_channel_to_frequency(pnetwork->configuration.ds_config, NL80211_BAND_2GHZ);
 356
 357         notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq);
 358         bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel,
 359                         pnetwork->mac_address, pnetwork->ssid.ssid,
 360                         pnetwork->ssid.ssid_length,
 361                         WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
 362
 363         cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
 364
 365         return  (bss != NULL);
 366 }
 367
 368 void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter)
 369 {
 370         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 371         struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
 372         struct wireless_dev *pwdev = padapter->rtw_wdev;
 373         struct wiphy *wiphy = pwdev->wiphy;
 374         int freq = (int)cur_network->network.configuration.ds_config;
 375         struct ieee80211_channel *chan;
 376
 377         if (pwdev->iftype != NL80211_IFTYPE_ADHOC)
 378         {
 379                 return;
 380         }
 381
 382         if (!rtw_cfg80211_check_bss(padapter)) {
 383                 struct wlan_bssid_ex  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
 384                 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
 385
 386                 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
 387                 {
 388
 389                         memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex));
 390                         rtw_cfg80211_inform_bss(padapter, cur_network);
 391                 }
 392                 else
 393                 {
 394                         if (scanned == NULL) {
 395                                 rtw_warn_on(1);
 396                                 return;
 397                         }
 398                         if (!memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid))
 399                                 && !memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS))
 400                         )
 401                                 rtw_cfg80211_inform_bss(padapter, scanned);
 402                         else
 403                                 rtw_warn_on(1);
 404                 }
 405
 406                 if (!rtw_cfg80211_check_bss(padapter))
 407                         netdev_dbg(padapter->pnetdev,
 408                                    FUNC_ADPT_FMT " BSS not found !!\n",
 409                                    FUNC_ADPT_ARG(padapter));
 410         }
 411         /* notify cfg80211 that device joined an IBSS */
 412         chan = ieee80211_get_channel(wiphy, freq);
 413         cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.mac_address, chan, GFP_ATOMIC);
 414 }
 415
 416 void rtw_cfg80211_indicate_connect(struct adapter *padapter)
 417 {
 418         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 419         struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
 420         struct wireless_dev *pwdev = padapter->rtw_wdev;
 421
 422         if (pwdev->iftype != NL80211_IFTYPE_STATION
 423                 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
 424         ) {
 425                 return;
 426         }
 427
 428         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
 429                 return;
 430
 431         {
 432                 struct wlan_bssid_ex  *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
 433                 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
 434
 435                 if (scanned == NULL) {
 436                         rtw_warn_on(1);
 437                         goto check_bss;
 438                 }
 439
 440                 if (!memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS))
 441                         && !memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid))
 442                 )
 443                         rtw_cfg80211_inform_bss(padapter, scanned);
 444                 else
 445                         rtw_warn_on(1);
 446         }
 447
 448 check_bss:
 449         if (!rtw_cfg80211_check_bss(padapter))
 450                 netdev_dbg(padapter->pnetdev,
 451                            FUNC_ADPT_FMT " BSS not found !!\n",
 452                            FUNC_ADPT_ARG(padapter));
 453
 454         if (rtw_to_roam(padapter) > 0) {
 455                 struct wiphy *wiphy = pwdev->wiphy;
 456                 struct ieee80211_channel *notify_channel;
 457                 u32 freq;
 458                 u16 channel = cur_network->network.configuration.ds_config;
 459                 struct cfg80211_roam_info roam_info = {};
 460
 461                 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
 462
 463                 notify_channel = ieee80211_get_channel(wiphy, freq);
 464
 465                 roam_info.channel = notify_channel;
 466                 roam_info.bssid = cur_network->network.mac_address;
 467                 roam_info.req_ie =
 468                         pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2;
 469                 roam_info.req_ie_len =
 470                         pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2;
 471                 roam_info.resp_ie =
 472                         pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6;
 473                 roam_info.resp_ie_len =
 474                         pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6;
 475                 cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC);
 476         }
 477         else
 478         {
 479                 cfg80211_connect_result(padapter->pnetdev, cur_network->network.mac_address
 480                         , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2
 481                         , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2
 482                         , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6
 483                         , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6
 484                         , WLAN_STATUS_SUCCESS, GFP_ATOMIC);
 485         }
 486 }
 487
 488 void rtw_cfg80211_indicate_disconnect(struct adapter *padapter)
 489 {
 490         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 491         struct wireless_dev *pwdev = padapter->rtw_wdev;
 492
 493         if (pwdev->iftype != NL80211_IFTYPE_STATION
 494                 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
 495         ) {
 496                 return;
 497         }
 498
 499         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
 500                 return;
 501
 502         if (!padapter->mlmepriv.not_indic_disco) {
 503                 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
 504                         cfg80211_disconnected(padapter->pnetdev, 0,
 505                                               NULL, 0, true, GFP_ATOMIC);
 506                 } else {
 507                         cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0,
 508                                 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/);
 509                 }
 510         }
 511 }
 512
 513
 514 static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
 515 {
 516         int ret = 0;
 517         u32 wep_key_idx, wep_key_len;
 518         struct sta_info *psta = NULL, *pbcmc_sta = NULL;
 519         struct adapter *padapter = rtw_netdev_priv(dev);
 520         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 521         struct security_priv *psecuritypriv =  &(padapter->securitypriv);
 522         struct sta_priv *pstapriv = &padapter->stapriv;
 523         char *grpkey = padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey;
 524         char *txkey = padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey;
 525         char *rxkey = padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey;
 526
 527         param->u.crypt.err = 0;
 528         param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
 529
 530         if (param_len !=  sizeof(struct ieee_param) + param->u.crypt.key_len)
 531         {
 532                 ret =  -EINVAL;
 533                 goto exit;
 534         }
 535
 536         if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
 537             param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
 538             param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
 539         {
 540                 if (param->u.crypt.idx >= WEP_KEYS)
 541                 {
 542                         ret = -EINVAL;
 543                         goto exit;
 544                 }
 545         }
 546         else
 547         {
 548                 psta = rtw_get_stainfo(pstapriv, param->sta_addr);
 549                 if (!psta)
 550                         /* ret = -EINVAL; */
 551                         goto exit;
 552         }
 553
 554         if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL))
 555                 goto exit;
 556
 557         if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL))
 558         {
 559                 wep_key_idx = param->u.crypt.idx;
 560                 wep_key_len = param->u.crypt.key_len;
 561
 562                 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0))
 563                 {
 564                         ret = -EINVAL;
 565                         goto exit;
 566                 }
 567
 568                 if (wep_key_len > 0)
 569                 {
 570                         wep_key_len = wep_key_len <= 5 ? 5 : 13;
 571                 }
 572
 573                 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
 574                 {
 575                         /* wep default key has not been set, so use this key index as default key. */
 576
 577                         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
 578                         psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
 579                         psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
 580                         psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
 581
 582                         if (wep_key_len == 13)
 583                         {
 584                                 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
 585                                 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
 586                         }
 587
 588                         psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
 589                 }
 590
 591                 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
 592
 593                 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
 594
 595                 rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1);
 596
 597                 goto exit;
 598
 599         }
 600
 601
 602         if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) /* group key */
 603         {
 604                 if (param->u.crypt.set_tx == 0) /* group key */
 605                 {
 606                         if (strcmp(param->u.crypt.alg, "WEP") == 0)
 607                         {
 608                                 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 609
 610                                 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
 611                                 if (param->u.crypt.key_len == 13)
 612                                 {
 613                                                 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
 614                                 }
 615
 616                         }
 617                         else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
 618                         {
 619                                 psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
 620
 621                                 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 622
 623                                 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
 624                                 /* set mic key */
 625                                 memcpy(txkey, &(param->u.crypt.key[16]), 8);
 626                                 memcpy(rxkey, &(param->u.crypt.key[24]), 8);
 627
 628                                 psecuritypriv->busetkipkey = true;
 629
 630                         }
 631                         else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
 632                         {
 633                                 psecuritypriv->dot118021XGrpPrivacy = _AES_;
 634
 635                                 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 636                         }
 637                         else
 638                         {
 639                                 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
 640                         }
 641
 642                         psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
 643
 644                         psecuritypriv->binstallGrpkey = true;
 645
 646                         psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/*  */
 647
 648                         rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
 649
 650                         pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
 651                         if (pbcmc_sta)
 652                         {
 653                                 pbcmc_sta->ieee8021x_blocked = false;
 654                                 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
 655                         }
 656
 657                 }
 658
 659                 goto exit;
 660
 661         }
 662
 663         if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) /*  psk/802_1x */
 664         {
 665                 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
 666                 {
 667                         if (param->u.crypt.set_tx == 1) /* pairwise key */
 668                         {
 669                                 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 670
 671                                 if (strcmp(param->u.crypt.alg, "WEP") == 0)
 672                                 {
 673                                         psta->dot118021XPrivacy = _WEP40_;
 674                                         if (param->u.crypt.key_len == 13)
 675                                         {
 676                                                 psta->dot118021XPrivacy = _WEP104_;
 677                                         }
 678                                 }
 679                                 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
 680                                 {
 681                                         psta->dot118021XPrivacy = _TKIP_;
 682
 683                                         /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
 684                                         /* set mic key */
 685                                         memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
 686                                         memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
 687
 688                                         psecuritypriv->busetkipkey = true;
 689
 690                                 }
 691                                 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
 692                                 {
 693
 694                                         psta->dot118021XPrivacy = _AES_;
 695                                 }
 696                                 else
 697                                 {
 698                                         psta->dot118021XPrivacy = _NO_PRIVACY_;
 699                                 }
 700
 701                                 rtw_ap_set_pairwise_key(padapter, psta);
 702
 703                                 psta->ieee8021x_blocked = false;
 704
 705                                 psta->bpairwise_key_installed = true;
 706
 707                         }
 708                         else/* group key??? */
 709                         {
 710                                 if (strcmp(param->u.crypt.alg, "WEP") == 0)
 711                                 {
 712                                         memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 713
 714                                         psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
 715                                         if (param->u.crypt.key_len == 13)
 716                                         {
 717                                                 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
 718                                         }
 719                                 }
 720                                 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
 721                                 {
 722                                         psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
 723
 724                                         memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 725
 726                                         /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
 727                                         /* set mic key */
 728                                         memcpy(txkey, &(param->u.crypt.key[16]), 8);
 729                                         memcpy(rxkey, &(param->u.crypt.key[24]), 8);
 730
 731                                         psecuritypriv->busetkipkey = true;
 732
 733                                 }
 734                                 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
 735                                 {
 736                                         psecuritypriv->dot118021XGrpPrivacy = _AES_;
 737
 738                                         memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 739                                 }
 740                                 else
 741                                 {
 742                                         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
 743                                 }
 744
 745                                 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
 746
 747                                 psecuritypriv->binstallGrpkey = true;
 748
 749                                 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/*  */
 750
 751                                 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
 752
 753                                 pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
 754                                 if (pbcmc_sta)
 755                                 {
 756                                         pbcmc_sta->ieee8021x_blocked = false;
 757                                         pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
 758                                 }
 759
 760                         }
 761
 762                 }
 763
 764         }
 765
 766 exit:
 767
 768         return ret;
 769
 770 }
 771
 772 static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
 773 {
 774         int ret = 0;
 775         u32 wep_key_idx, wep_key_len;
 776         struct adapter *padapter = rtw_netdev_priv(dev);
 777         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 778         struct security_priv *psecuritypriv = &padapter->securitypriv;
 779
 780         param->u.crypt.err = 0;
 781         param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
 782
 783         if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len)
 784         {
 785                 ret =  -EINVAL;
 786                 goto exit;
 787         }
 788
 789         if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
 790             param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
 791             param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
 792         {
 793                 if (param->u.crypt.idx >= WEP_KEYS
 794                         || param->u.crypt.idx >= BIP_MAX_KEYID
 795                 )
 796                 {
 797                         ret = -EINVAL;
 798                         goto exit;
 799                 }
 800         } else {
 801                 {
 802                 ret = -EINVAL;
 803                 goto exit;
 804         }
 805         }
 806
 807         if (strcmp(param->u.crypt.alg, "WEP") == 0)
 808         {
 809                 wep_key_idx = param->u.crypt.idx;
 810                 wep_key_len = param->u.crypt.key_len;
 811
 812                 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0))
 813                 {
 814                         ret = -EINVAL;
 815                         goto exit;
 816                 }
 817
 818                 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
 819                 {
 820                         /* wep default key has not been set, so use this key index as default key. */
 821
 822                         wep_key_len = wep_key_len <= 5 ? 5 : 13;
 823
 824                         psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
 825                         psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
 826                         psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
 827
 828                         if (wep_key_len == 13)
 829                         {
 830                                 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
 831                                 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
 832                         }
 833
 834                         psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
 835                 }
 836
 837                 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
 838
 839                 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
 840
 841                 rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true);
 842
 843                 goto exit;
 844         }
 845
 846         if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) /*  802_1x */
 847         {
 848                 struct sta_info *psta, *pbcmc_sta;
 849                 struct sta_priv *pstapriv = &padapter->stapriv;
 850
 851                 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) /* sta mode */
 852                 {
 853                         psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
 854                         if (psta) {
 855                                 /* Jeff: don't disable ieee8021x_blocked while clearing key */
 856                                 if (strcmp(param->u.crypt.alg, "none") != 0)
 857                                         psta->ieee8021x_blocked = false;
 858
 859
 860                                 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
 861                                                 (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
 862                                 {
 863                                         psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
 864                                 }
 865
 866                                 if (param->u.crypt.set_tx == 1)/* pairwise key */
 867                                 {
 868
 869                                         memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 870
 871                                         if (strcmp(param->u.crypt.alg, "TKIP") == 0)/* set mic key */
 872                                         {
 873                                                 /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
 874                                                 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
 875                                                 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
 876
 877                                                 padapter->securitypriv.busetkipkey = false;
 878                                                 /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */
 879                                         }
 880
 881                                         rtw_setstakey_cmd(padapter, psta, true, true);
 882                                 }
 883                                 else/* group key */
 884                                 {
 885                                         if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0)
 886                                         {
 887                                                 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));
 888                                                 memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
 889                                                 memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
 890                                                 padapter->securitypriv.binstallGrpkey = true;
 891
 892                                                 padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
 893                                                 rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, true);
 894                                         }
 895                                         else if (strcmp(param->u.crypt.alg, "BIP") == 0)
 896                                         {
 897                                                 /* save the IGTK key, length 16 bytes */
 898                                                 memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len));
 899                                                 /*
 900                                                 for (no = 0;no<16;no++)
 901                                                         printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]);
 902                                                 */
 903                                                 padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
 904                                                 padapter->securitypriv.binstallBIPkey = true;
 905                                         }
 906                                 }
 907                         }
 908
 909                         pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
 910                         if (pbcmc_sta == NULL)
 911                         {
 912                                 /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
 913                         }
 914                         else
 915                         {
 916                                 /* Jeff: don't disable ieee8021x_blocked while clearing key */
 917                                 if (strcmp(param->u.crypt.alg, "none") != 0)
 918                                         pbcmc_sta->ieee8021x_blocked = false;
 919
 920                                 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) ||
 921                                                 (padapter->securitypriv.ndisencryptstatus ==  Ndis802_11Encryption3Enabled))
 922                                 {
 923                                         pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
 924                                 }
 925                         }
 926                 }
 927                 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) /* adhoc mode */
 928                 {
 929                 }
 930         }
 931
 932 exit:
 933
 934         return ret;
 935 }
 936
 937 static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev,
 938                                 u8 key_index, bool pairwise, const u8 *mac_addr,
 939                                 struct key_params *params)
 940 {
 941         char *alg_name;
 942         u32 param_len;
 943         struct ieee_param *param = NULL;
 944         int ret = 0;
 945         struct adapter *padapter = rtw_netdev_priv(ndev);
 946         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 947
 948         param_len = sizeof(struct ieee_param) + params->key_len;
 949         param = rtw_malloc(param_len);
 950         if (param == NULL)
 951                 return -1;
 952
 953         memset(param, 0, param_len);
 954
 955         param->cmd = IEEE_CMD_SET_ENCRYPTION;
 956         eth_broadcast_addr(param->sta_addr);
 957
 958         switch (params->cipher) {
 959         case IW_AUTH_CIPHER_NONE:
 960                 /* todo: remove key */
 961                 /* remove = 1; */
 962                 alg_name = "none";
 963                 break;
 964         case WLAN_CIPHER_SUITE_WEP40:
 965         case WLAN_CIPHER_SUITE_WEP104:
 966                 alg_name = "WEP";
 967                 break;
 968         case WLAN_CIPHER_SUITE_TKIP:
 969                 alg_name = "TKIP";
 970                 break;
 971         case WLAN_CIPHER_SUITE_CCMP:
 972                 alg_name = "CCMP";
 973                 break;
 974         case WLAN_CIPHER_SUITE_AES_CMAC:
 975                 alg_name = "BIP";
 976                 break;
 977         default:
 978                 ret = -ENOTSUPP;
 979                 goto addkey_end;
 980         }
 981
 982         strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);
 983
 984
 985         if (!mac_addr || is_broadcast_ether_addr(mac_addr))
 986         {
 987                 param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */
 988         } else {
 989                 param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */
 990         }
 991
 992         param->u.crypt.idx = key_index;
 993
 994         if (params->seq_len && params->seq)
 995         {
 996                 memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len);
 997         }
 998
 999         if (params->key_len && params->key)
1000         {
1001                 param->u.crypt.key_len = params->key_len;
1002                 memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len);
1003         }
1004
1005         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)
1006         {
1007                 ret =  rtw_cfg80211_set_encryption(ndev, param, param_len);
1008         }
1009         else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1010         {
1011                 if (mac_addr)
1012                         memcpy(param->sta_addr, (void *)mac_addr, ETH_ALEN);
1013
1014                 ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len);
1015         }
1016         else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true
1017                 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
1018         {
1019                 ret =  rtw_cfg80211_set_encryption(ndev, param, param_len);
1020         }
1021
1022 addkey_end:
1023         kfree(param);
1024
1025         return ret;
1026
1027 }
1028
1029 static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev,
1030                                 u8 key_index, bool pairwise, const u8 *mac_addr,
1031                                 void *cookie,
1032                                 void (*callback)(void *cookie,
1033                                                  struct key_params*))
1034 {
1035         return 0;
1036 }
1037
1038 static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
1039                                 u8 key_index, bool pairwise, const u8 *mac_addr)
1040 {
1041         struct adapter *padapter = rtw_netdev_priv(ndev);
1042         struct security_priv *psecuritypriv = &padapter->securitypriv;
1043
1044         if (key_index == psecuritypriv->dot11PrivacyKeyIndex)
1045         {
1046                 /* clear the flag of wep default key set. */
1047                 psecuritypriv->bWepDefaultKeyIdxSet = 0;
1048         }
1049
1050         return 0;
1051 }
1052
1053 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
1054         struct net_device *ndev, u8 key_index
1055         , bool unicast, bool multicast
1056         )
1057 {
1058         struct adapter *padapter = rtw_netdev_priv(ndev);
1059         struct security_priv *psecuritypriv = &padapter->securitypriv;
1060
1061         if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) /* set wep default key */
1062         {
1063                 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1064
1065                 psecuritypriv->dot11PrivacyKeyIndex = key_index;
1066
1067                 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
1068                 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
1069                 if (psecuritypriv->dot11DefKeylen[key_index] == 13)
1070                 {
1071                         psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
1072                         psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
1073                 }
1074
1075                 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */
1076         }
1077
1078         return 0;
1079
1080 }
1081
1082 static int cfg80211_rtw_get_station(struct wiphy *wiphy,
1083                                     struct net_device *ndev,
1084                                 const u8 *mac,
1085                                 struct station_info *sinfo)
1086 {
1087         int ret = 0;
1088         struct adapter *padapter = rtw_netdev_priv(ndev);
1089         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1090         struct sta_info *psta = NULL;
1091         struct sta_priv *pstapriv = &padapter->stapriv;
1092
1093         sinfo->filled = 0;
1094
1095         if (!mac) {
1096                 ret = -ENOENT;
1097                 goto exit;
1098         }
1099
1100         psta = rtw_get_stainfo(pstapriv, (u8 *)mac);
1101         if (psta == NULL) {
1102                 ret = -ENOENT;
1103                 goto exit;
1104         }
1105
1106         /* for infra./P2PClient mode */
1107         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1108                 && check_fwstate(pmlmepriv, _FW_LINKED)
1109         )
1110         {
1111                 struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
1112
1113                 if (memcmp((u8 *)mac, cur_network->network.mac_address, ETH_ALEN)) {
1114                         ret = -ENOENT;
1115                         goto exit;
1116                 }
1117
1118                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
1119                 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);
1120
1121                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1122                 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
1123
1124                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
1125                 sinfo->rx_packets = sta_rx_data_pkts(psta);
1126
1127                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
1128                 sinfo->tx_packets = psta->sta_stats.tx_pkts;
1129                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
1130         }
1131
1132         /* for Ad-Hoc/AP mode */
1133         if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)
1134  || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)
1135  || check_fwstate(pmlmepriv, WIFI_AP_STATE))
1136                 && check_fwstate(pmlmepriv, _FW_LINKED)
1137         )
1138         {
1139                 /* TODO: should acquire station info... */
1140         }
1141
1142 exit:
1143         return ret;
1144 }
1145
1146 static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
1147                                      struct net_device *ndev,
1148                                      enum nl80211_iftype type,
1149                                      struct vif_params *params)
1150 {
1151         enum nl80211_iftype old_type;
1152         enum ndis_802_11_network_infrastructure networkType;
1153         struct adapter *padapter = rtw_netdev_priv(ndev);
1154         struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
1155         struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1156         int ret = 0;
1157
1158         if (adapter_to_dvobj(padapter)->processing_dev_remove == true)
1159         {
1160                 ret = -EPERM;
1161                 goto exit;
1162         }
1163
1164         {
1165                 if (netdev_open(ndev) != 0) {
1166                         ret = -EPERM;
1167                         goto exit;
1168                 }
1169         }
1170
1171         if (_FAIL == rtw_pwr_wakeup(padapter)) {
1172                 ret = -EPERM;
1173                 goto exit;
1174         }
1175
1176         old_type = rtw_wdev->iftype;
1177
1178         if (old_type != type)
1179         {
1180                 pmlmeext->action_public_rxseq = 0xffff;
1181                 pmlmeext->action_public_dialog_token = 0xff;
1182         }
1183
1184         switch (type) {
1185         case NL80211_IFTYPE_ADHOC:
1186                 networkType = Ndis802_11IBSS;
1187                 break;
1188         case NL80211_IFTYPE_STATION:
1189                 networkType = Ndis802_11Infrastructure;
1190                 break;
1191         case NL80211_IFTYPE_AP:
1192                 networkType = Ndis802_11APMode;
1193                 break;
1194         default:
1195                 ret = -EOPNOTSUPP;
1196                 goto exit;
1197         }
1198
1199         rtw_wdev->iftype = type;
1200
1201         if (rtw_set_802_11_infrastructure_mode(padapter, networkType) == false)
1202         {
1203                 rtw_wdev->iftype = old_type;
1204                 ret = -EPERM;
1205                 goto exit;
1206         }
1207
1208         rtw_setopmode_cmd(padapter, networkType, true);
1209
1210 exit:
1211
1212         return ret;
1213 }
1214
1215 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted)
1216 {
1217         struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
1218         struct cfg80211_scan_info info = {
1219                 .aborted = aborted
1220         };
1221
1222         spin_lock_bh(&pwdev_priv->scan_req_lock);
1223         if (pwdev_priv->scan_request) {
1224                 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */
1225                 if (pwdev_priv->scan_request->wiphy == pwdev_priv->rtw_wdev->wiphy)
1226                         cfg80211_scan_done(pwdev_priv->scan_request, &info);
1227
1228                 pwdev_priv->scan_request = NULL;
1229         }
1230         spin_unlock_bh(&pwdev_priv->scan_req_lock);
1231 }
1232
1233 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork)
1234 {
1235         struct wireless_dev *pwdev = padapter->rtw_wdev;
1236         struct wiphy *wiphy = pwdev->wiphy;
1237         struct cfg80211_bss *bss = NULL;
1238         struct wlan_bssid_ex *select_network = &pnetwork->network;
1239
1240         bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/,
1241                 select_network->mac_address, select_network->ssid.ssid,
1242                 select_network->ssid.ssid_length, 0/*WLAN_CAPABILITY_ESS*/,
1243                 0/*WLAN_CAPABILITY_ESS*/);
1244
1245         if (bss) {
1246                 cfg80211_unlink_bss(wiphy, bss);
1247                 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
1248         }
1249 }
1250
1251 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter)
1252 {
1253         struct list_head                                        *plist, *phead;
1254         struct  mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1255         struct __queue *queue   = &(pmlmepriv->scanned_queue);
1256         struct  wlan_network    *pnetwork = NULL;
1257
1258         spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1259
1260         phead = get_list_head(queue);
1261         list_for_each(plist, phead)
1262         {
1263                 pnetwork = list_entry(plist, struct wlan_network, list);
1264
1265                 /* report network only if the current channel set contains the channel to which this network belongs */
1266                 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.configuration.ds_config) >= 0
1267                         && true == rtw_validate_ssid(&(pnetwork->network.ssid))
1268                 )
1269                 {
1270                         /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */
1271                         rtw_cfg80211_inform_bss(padapter, pnetwork);
1272                 }
1273
1274         }
1275
1276         spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1277 }
1278
1279 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len)
1280 {
1281         int ret = 0;
1282         uint wps_ielen = 0;
1283         u8 *wps_ie;
1284         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1285
1286         if (len > 0)
1287         {
1288                 wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen);
1289                 if (wps_ie)
1290                 {
1291                         if (pmlmepriv->wps_probe_req_ie)
1292                         {
1293                                 pmlmepriv->wps_probe_req_ie_len = 0;
1294                                 kfree(pmlmepriv->wps_probe_req_ie);
1295                                 pmlmepriv->wps_probe_req_ie = NULL;
1296                         }
1297
1298                         pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen);
1299                         if (!pmlmepriv->wps_probe_req_ie)
1300                                 return -EINVAL;
1301
1302                         memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen);
1303                         pmlmepriv->wps_probe_req_ie_len = wps_ielen;
1304                 }
1305         }
1306
1307         return ret;
1308
1309 }
1310
1311 static int cfg80211_rtw_scan(struct wiphy *wiphy
1312         , struct cfg80211_scan_request *request)
1313 {
1314         struct net_device *ndev = wdev_to_ndev(request->wdev);
1315         int i;
1316         u8 _status = false;
1317         int ret = 0;
1318         struct ndis_802_11_ssid *ssid = NULL;
1319         struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT];
1320         u8 survey_times = 3;
1321         u8 survey_times_for_one_ch = 6;
1322         struct cfg80211_ssid *ssids = request->ssids;
1323         int j = 0;
1324         bool need_indicate_scan_done = false;
1325
1326         struct adapter *padapter;
1327         struct rtw_wdev_priv *pwdev_priv;
1328         struct mlme_priv *pmlmepriv;
1329
1330         if (ndev == NULL) {
1331                 ret = -EINVAL;
1332                 goto exit;
1333         }
1334
1335         padapter = rtw_netdev_priv(ndev);
1336         pwdev_priv = adapter_wdev_data(padapter);
1337         pmlmepriv = &padapter->mlmepriv;
1338 /* endif */
1339
1340         spin_lock_bh(&pwdev_priv->scan_req_lock);
1341         pwdev_priv->scan_request = request;
1342         spin_unlock_bh(&pwdev_priv->scan_req_lock);
1343
1344         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1345         {
1346                 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true)
1347                 {
1348                         need_indicate_scan_done = true;
1349                         goto check_need_indicate_scan_done;
1350                 }
1351         }
1352
1353         rtw_ps_deny(padapter, PS_DENY_SCAN);
1354         if (_FAIL == rtw_pwr_wakeup(padapter)) {
1355                 need_indicate_scan_done = true;
1356                 goto check_need_indicate_scan_done;
1357         }
1358
1359         if (request->ie && request->ie_len > 0)
1360                 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);
1361
1362         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1363                 need_indicate_scan_done = true;
1364                 goto check_need_indicate_scan_done;
1365         } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1366                 ret = -EBUSY;
1367                 goto check_need_indicate_scan_done;
1368         }
1369
1370         if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true)
1371         {
1372                 static unsigned long lastscantime = 0;
1373                 unsigned long passtime;
1374
1375                 passtime = jiffies_to_msecs(jiffies - lastscantime);
1376                 lastscantime = jiffies;
1377                 if (passtime > 12000)
1378                 {
1379                         need_indicate_scan_done = true;
1380                         goto check_need_indicate_scan_done;
1381                 }
1382         }
1383
1384         if (rtw_is_scan_deny(padapter)) {
1385                 need_indicate_scan_done = true;
1386                 goto check_need_indicate_scan_done;
1387         }
1388
1389         ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid),
1390                        GFP_KERNEL);
1391         if (!ssid) {
1392                 ret = -ENOMEM;
1393                 goto check_need_indicate_scan_done;
1394         }
1395
1396         /* parsing request ssids, n_ssids */
1397         for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
1398                 memcpy(ssid[i].ssid, ssids[i].ssid, ssids[i].ssid_len);
1399                 ssid[i].ssid_length = ssids[i].ssid_len;
1400         }
1401
1402         /* parsing channels, n_channels */
1403         memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT);
1404         for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; i++) {
1405                 ch[i].hw_value = request->channels[i]->hw_value;
1406                 ch[i].flags = request->channels[i]->flags;
1407         }
1408
1409         spin_lock_bh(&pmlmepriv->lock);
1410         if (request->n_channels == 1) {
1411                 for (i = 1; i < survey_times_for_one_ch; i++)
1412                         memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel));
1413                 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch);
1414         } else if (request->n_channels <= 4) {
1415                 for (j = request->n_channels - 1; j >= 0; j--)
1416                         for (i = 0; i < survey_times; i++)
1417                 {
1418                         memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel));
1419                 }
1420                 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels);
1421         } else {
1422                 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0);
1423         }
1424         spin_unlock_bh(&pmlmepriv->lock);
1425
1426
1427         if (_status == false)
1428         {
1429                 ret = -1;
1430         }
1431
1432 check_need_indicate_scan_done:
1433         kfree(ssid);
1434         if (need_indicate_scan_done)
1435         {
1436                 rtw_cfg80211_surveydone_event_callback(padapter);
1437                 rtw_cfg80211_indicate_scan_done(padapter, false);
1438         }
1439
1440         rtw_ps_deny_cancel(padapter, PS_DENY_SCAN);
1441
1442 exit:
1443         return ret;
1444
1445 }
1446
1447 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1448 {
1449         return 0;
1450 }
1451
1452 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version)
1453 {
1454         if (!wpa_version) {
1455                 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
1456                 return 0;
1457         }
1458
1459
1460         if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
1461         {
1462                 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;
1463         }
1464
1465         return 0;
1466
1467 }
1468
1469 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
1470                              enum nl80211_auth_type sme_auth_type)
1471 {
1472         switch (sme_auth_type) {
1473         case NL80211_AUTHTYPE_AUTOMATIC:
1474
1475                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
1476
1477                 break;
1478         case NL80211_AUTHTYPE_OPEN_SYSTEM:
1479
1480                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1481
1482                 if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA)
1483                         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1484
1485                 break;
1486         case NL80211_AUTHTYPE_SHARED_KEY:
1487
1488                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
1489
1490                 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1491
1492
1493                 break;
1494         default:
1495                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1496                 /* return -ENOTSUPP; */
1497         }
1498
1499         return 0;
1500
1501 }
1502
1503 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast)
1504 {
1505         u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1506
1507         u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
1508                 &psecuritypriv->dot118021XGrpPrivacy;
1509
1510
1511         if (!cipher) {
1512                 *profile_cipher = _NO_PRIVACY_;
1513                 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1514                 return 0;
1515         }
1516
1517         switch (cipher) {
1518         case IW_AUTH_CIPHER_NONE:
1519                 *profile_cipher = _NO_PRIVACY_;
1520                 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1521                 break;
1522         case WLAN_CIPHER_SUITE_WEP40:
1523                 *profile_cipher = _WEP40_;
1524                 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1525                 break;
1526         case WLAN_CIPHER_SUITE_WEP104:
1527                 *profile_cipher = _WEP104_;
1528                 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1529                 break;
1530         case WLAN_CIPHER_SUITE_TKIP:
1531                 *profile_cipher = _TKIP_;
1532                 ndisencryptstatus = Ndis802_11Encryption2Enabled;
1533                 break;
1534         case WLAN_CIPHER_SUITE_CCMP:
1535                 *profile_cipher = _AES_;
1536                 ndisencryptstatus = Ndis802_11Encryption3Enabled;
1537                 break;
1538         default:
1539                 return -ENOTSUPP;
1540         }
1541
1542         if (ucast) {
1543                 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1544
1545                 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */
1546                 /*      psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */
1547         }
1548
1549         return 0;
1550 }
1551
1552 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt)
1553 {
1554         if (key_mgt == WLAN_AKM_SUITE_8021X)
1555                 /* auth_type = UMAC_AUTH_TYPE_8021X; */
1556                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1557         else if (key_mgt == WLAN_AKM_SUITE_PSK) {
1558                 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1559         }
1560
1561         return 0;
1562 }
1563
1564 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen)
1565 {
1566         u8 *buf = NULL;
1567         int group_cipher = 0, pairwise_cipher = 0;
1568         int ret = 0;
1569         int wpa_ielen = 0;
1570         int wpa2_ielen = 0;
1571         u8 *pwpa, *pwpa2;
1572         u8 null_addr[] = {0, 0, 0, 0, 0, 0};
1573
1574         if (pie == NULL || !ielen) {
1575                 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */
1576                 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1577                 goto exit;
1578         }
1579
1580         if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) {
1581                 ret = -EINVAL;
1582                 goto exit;
1583         }
1584
1585         buf = rtw_zmalloc(ielen);
1586         if (buf == NULL) {
1587                 ret =  -ENOMEM;
1588                 goto exit;
1589         }
1590
1591         memcpy(buf, pie, ielen);
1592
1593         if (ielen < RSN_HEADER_LEN) {
1594                 ret  = -1;
1595                 goto exit;
1596         }
1597
1598         pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen);
1599         if (pwpa && wpa_ielen > 0) {
1600                 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
1601                         padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1602                         padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK;
1603                         memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2);
1604                 }
1605         }
1606
1607         pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen);
1608         if (pwpa2 && wpa2_ielen > 0) {
1609                 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
1610                         padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1611                         padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK;
1612                         memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2);
1613                 }
1614         }
1615
1616         if (group_cipher == 0)
1617                 group_cipher = WPA_CIPHER_NONE;
1618
1619         if (pairwise_cipher == 0)
1620                 pairwise_cipher = WPA_CIPHER_NONE;
1621
1622         switch (group_cipher)
1623         {
1624                 case WPA_CIPHER_NONE:
1625                         padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
1626                         padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
1627                         break;
1628                 case WPA_CIPHER_WEP40:
1629                         padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
1630                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1631                         break;
1632                 case WPA_CIPHER_TKIP:
1633                         padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
1634                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1635                         break;
1636                 case WPA_CIPHER_CCMP:
1637                         padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
1638                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1639                         break;
1640                 case WPA_CIPHER_WEP104:
1641                         padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
1642                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1643                         break;
1644         }
1645
1646         switch (pairwise_cipher)
1647         {
1648                 case WPA_CIPHER_NONE:
1649                         padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
1650                         padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled;
1651                         break;
1652                 case WPA_CIPHER_WEP40:
1653                         padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
1654                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1655                         break;
1656                 case WPA_CIPHER_TKIP:
1657                         padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
1658                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1659                         break;
1660                 case WPA_CIPHER_CCMP:
1661                         padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
1662                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1663                         break;
1664                 case WPA_CIPHER_WEP104:
1665                         padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
1666                         padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1667                         break;
1668         }
1669
1670         {/* handle wps_ie */
1671                 uint wps_ielen;
1672                 u8 *wps_ie;
1673
1674                 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen);
1675                 if (wps_ie && wps_ielen > 0) {
1676                         padapter->securitypriv.wps_ie_len = wps_ielen < MAX_WPS_IE_LEN ? wps_ielen : MAX_WPS_IE_LEN;
1677                         memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len);
1678                         set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
1679                 } else {
1680                         _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1681                 }
1682         }
1683
1684         /* TKIP and AES disallow multicast packets until installing group key */
1685         if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_
1686                 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_
1687                 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
1688                 /* WPS open need to enable multicast */
1689                 /*  check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */
1690                 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr);
1691
1692 exit:
1693         kfree(buf);
1694         if (ret)
1695                 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1696         return ret;
1697 }
1698
1699 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
1700                                   struct cfg80211_ibss_params *params)
1701 {
1702         struct adapter *padapter = rtw_netdev_priv(ndev);
1703         struct ndis_802_11_ssid ndis_ssid;
1704         struct security_priv *psecuritypriv = &padapter->securitypriv;
1705         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1706         int ret = 0;
1707
1708         if (_FAIL == rtw_pwr_wakeup(padapter)) {
1709                 ret = -EPERM;
1710                 goto exit;
1711         }
1712
1713         if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1714                 ret = -EPERM;
1715                 goto exit;
1716         }
1717
1718         if (!params->ssid || !params->ssid_len) {
1719                 ret = -EINVAL;
1720                 goto exit;
1721         }
1722
1723         if (params->ssid_len > IW_ESSID_MAX_SIZE) {
1724
1725                 ret = -E2BIG;
1726                 goto exit;
1727         }
1728
1729         memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
1730         ndis_ssid.ssid_length = params->ssid_len;
1731         memcpy(ndis_ssid.ssid, (u8 *)params->ssid, params->ssid_len);
1732
1733         psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
1734         psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
1735         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
1736         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
1737         psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
1738
1739         ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM);
1740         rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype);
1741
1742         if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) {
1743                 ret = -1;
1744                 goto exit;
1745         }
1746
1747 exit:
1748         return ret;
1749 }
1750
1751 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
1752 {
1753         struct adapter *padapter = rtw_netdev_priv(ndev);
1754         struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
1755         enum nl80211_iftype old_type;
1756         int ret = 0;
1757
1758         old_type = rtw_wdev->iftype;
1759
1760         rtw_set_to_roam(padapter, 0);
1761
1762         if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
1763                 rtw_scan_abort(padapter);
1764                 LeaveAllPowerSaveMode(padapter);
1765
1766                 rtw_wdev->iftype = NL80211_IFTYPE_STATION;
1767
1768                 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false)
1769                 {
1770                         rtw_wdev->iftype = old_type;
1771                         ret = -EPERM;
1772                         goto leave_ibss;
1773                 }
1774                 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true);
1775         }
1776
1777 leave_ibss:
1778         return ret;
1779 }
1780
1781 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
1782                                  struct cfg80211_connect_params *sme)
1783 {
1784         int ret = 0;
1785         enum ndis_802_11_authentication_mode authmode;
1786         struct ndis_802_11_ssid ndis_ssid;
1787         struct adapter *padapter = rtw_netdev_priv(ndev);
1788         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1789         struct security_priv *psecuritypriv = &padapter->securitypriv;
1790
1791         padapter->mlmepriv.not_indic_disco = true;
1792
1793
1794         if (adapter_wdev_data(padapter)->block == true) {
1795                 ret = -EBUSY;
1796                 goto exit;
1797         }
1798
1799         rtw_ps_deny(padapter, PS_DENY_JOIN);
1800         if (_FAIL == rtw_pwr_wakeup(padapter)) {
1801                 ret = -EPERM;
1802                 goto exit;
1803         }
1804
1805         if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1806                 ret = -EPERM;
1807                 goto exit;
1808         }
1809
1810         if (!sme->ssid || !sme->ssid_len) {
1811                 ret = -EINVAL;
1812                 goto exit;
1813         }
1814
1815         if (sme->ssid_len > IW_ESSID_MAX_SIZE) {
1816
1817                 ret = -E2BIG;
1818                 goto exit;
1819         }
1820
1821         memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
1822         ndis_ssid.ssid_length = sme->ssid_len;
1823         memcpy(ndis_ssid.ssid, (u8 *)sme->ssid, sme->ssid_len);
1824
1825         if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1826                 ret = -EBUSY;
1827                 goto exit;
1828         }
1829         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1830                 rtw_scan_abort(padapter);
1831         }
1832
1833         psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
1834         psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
1835         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
1836         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
1837         psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
1838
1839         ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions);
1840         if (ret < 0)
1841                 goto exit;
1842
1843         ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);
1844
1845         if (ret < 0)
1846                 goto exit;
1847
1848         ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len);
1849         if (ret < 0)
1850                 goto exit;
1851
1852         if (sme->crypto.n_ciphers_pairwise) {
1853                 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true);
1854                 if (ret < 0)
1855                         goto exit;
1856         }
1857
1858         /* For WEP Shared auth */
1859         if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared ||
1860             psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key) {
1861                 u32 wep_key_idx, wep_key_len, wep_total_len;
1862                 struct ndis_802_11_wep   *pwep = NULL;
1863
1864                 wep_key_idx = sme->key_idx;
1865                 wep_key_len = sme->key_len;
1866
1867                 if (sme->key_idx > WEP_KEYS) {
1868                         ret = -EINVAL;
1869                         goto exit;
1870                 }
1871
1872                 if (wep_key_len > 0) {
1873                         wep_key_len = wep_key_len <= 5 ? 5 : 13;
1874                         wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material);
1875                         pwep = rtw_malloc(wep_total_len);
1876                         if (pwep == NULL) {
1877                                 ret = -ENOMEM;
1878                                 goto exit;
1879                         }
1880
1881                         memset(pwep, 0, wep_total_len);
1882
1883                         pwep->key_length = wep_key_len;
1884                         pwep->length = wep_total_len;
1885
1886                         if (wep_key_len == 13) {
1887                                 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
1888                                 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
1889                         }
1890                 } else {
1891                         ret = -EINVAL;
1892                         goto exit;
1893                 }
1894
1895                 pwep->key_index = wep_key_idx;
1896                 pwep->key_index |= 0x80000000;
1897
1898                 memcpy(pwep->key_material,  (void *)sme->key, pwep->key_length);
1899
1900                 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
1901                         ret = -EOPNOTSUPP;
1902
1903                 kfree(pwep);
1904
1905                 if (ret < 0)
1906                         goto exit;
1907         }
1908
1909         ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false);
1910         if (ret < 0)
1911                 return ret;
1912
1913         if (sme->crypto.n_akm_suites) {
1914                 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]);
1915                 if (ret < 0)
1916                         goto exit;
1917         }
1918
1919         authmode = psecuritypriv->ndisauthtype;
1920         rtw_set_802_11_authentication_mode(padapter, authmode);
1921
1922         /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */
1923
1924         if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) {
1925                 ret = -1;
1926                 goto exit;
1927         }
1928
1929 exit:
1930
1931         rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);
1932
1933         padapter->mlmepriv.not_indic_disco = false;
1934
1935         return ret;
1936 }
1937
1938 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
1939                                    u16 reason_code)
1940 {
1941         struct adapter *padapter = rtw_netdev_priv(ndev);
1942
1943         rtw_set_to_roam(padapter, 0);
1944
1945         rtw_scan_abort(padapter);
1946         LeaveAllPowerSaveMode(padapter);
1947         rtw_disassoc_cmd(padapter, 500, false);
1948
1949         rtw_indicate_disconnect(padapter);
1950
1951         rtw_free_assoc_resources(padapter, 1);
1952         rtw_pwr_wakeup(padapter);
1953
1954         return 0;
1955 }
1956
1957 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
1958         struct wireless_dev *wdev,
1959         enum nl80211_tx_power_setting type, int mbm)
1960 {
1961         return 0;
1962 }
1963
1964 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
1965         struct wireless_dev *wdev,
1966         int *dbm)
1967 {
1968         *dbm = (12);
1969
1970         return 0;
1971 }
1972
1973 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter)
1974 {
1975         struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter);
1976         return rtw_wdev_priv->power_mgmt;
1977 }
1978
1979 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
1980                                        struct net_device *ndev,
1981                                        bool enabled, int timeout)
1982 {
1983         struct adapter *padapter = rtw_netdev_priv(ndev);
1984         struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter);
1985
1986         rtw_wdev_priv->power_mgmt = enabled;
1987
1988         if (!enabled)
1989                 LPS_Leave(padapter, "CFG80211_PWRMGMT");
1990
1991         return 0;
1992 }
1993
1994 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
1995                                   struct net_device *ndev,
1996                                   struct cfg80211_pmksa *pmksa)
1997 {
1998         u8 index, blInserted = false;
1999         struct adapter *padapter = rtw_netdev_priv(ndev);
2000         struct security_priv *psecuritypriv = &padapter->securitypriv;
2001         u8 strZeroMacAddress[ETH_ALEN] = { 0x00 };
2002
2003         if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN))
2004                 return -EINVAL;
2005
2006         blInserted = false;
2007
2008         /* overwrite PMKID */
2009         for (index = 0 ; index < NUM_PMKID_CACHE; index++) {
2010                 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) {
2011
2012                         memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2013                         psecuritypriv->PMKIDList[index].bUsed = true;
2014                         psecuritypriv->PMKIDIndex = index+1;
2015                         blInserted = true;
2016                         break;
2017                 }
2018         }
2019
2020         if (!blInserted) {
2021
2022                 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN);
2023                 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2024
2025                 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true;
2026                 psecuritypriv->PMKIDIndex++;
2027                 if (psecuritypriv->PMKIDIndex == 16)
2028                         psecuritypriv->PMKIDIndex = 0;
2029         }
2030
2031         return 0;
2032 }
2033
2034 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
2035                                   struct net_device *ndev,
2036                                   struct cfg80211_pmksa *pmksa)
2037 {
2038         u8 index, bMatched = false;
2039         struct adapter *padapter = rtw_netdev_priv(ndev);
2040         struct security_priv *psecuritypriv = &padapter->securitypriv;
2041
2042         for (index = 0 ; index < NUM_PMKID_CACHE; index++) {
2043                 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) {
2044                         /*
2045                          * BSSID is matched, the same AP => Remove this PMKID information
2046                          * and reset it.
2047                          */
2048                         eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid);
2049                         memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN);
2050                         psecuritypriv->PMKIDList[index].bUsed = false;
2051                         bMatched = true;
2052                         break;
2053                 }
2054         }
2055
2056         if (!bMatched)
2057                 return -EINVAL;
2058
2059         return 0;
2060 }
2061
2062 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
2063                                     struct net_device *ndev)
2064 {
2065         struct adapter *padapter = rtw_netdev_priv(ndev);
2066         struct security_priv *psecuritypriv = &padapter->securitypriv;
2067
2068         memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
2069         psecuritypriv->PMKIDIndex = 0;
2070
2071         return 0;
2072 }
2073
2074 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len)
2075 {
2076         struct net_device *ndev = padapter->pnetdev;
2077
2078         {
2079                 struct station_info sinfo = {};
2080                 u8 ie_offset;
2081                 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
2082                         ie_offset = _ASOCREQ_IE_OFFSET_;
2083                 else /*  WIFI_REASSOCREQ */
2084                         ie_offset = _REASOCREQ_IE_OFFSET_;
2085
2086                 sinfo.filled = 0;
2087                 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset;
2088                 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset;
2089                 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC);
2090         }
2091 }
2092
2093 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason)
2094 {
2095         struct net_device *ndev = padapter->pnetdev;
2096
2097         cfg80211_del_sta(ndev, da, GFP_ATOMIC);
2098 }
2099
2100 static u8 rtw_get_chan_type(struct adapter *adapter)
2101 {
2102         struct mlme_ext_priv *mlme_ext = &adapter->mlmeextpriv;
2103
2104         switch (mlme_ext->cur_bwmode) {
2105         case CHANNEL_WIDTH_20:
2106                 if (is_supported_ht(adapter->registrypriv.wireless_mode))
2107                         return NL80211_CHAN_HT20;
2108                 else
2109                         return NL80211_CHAN_NO_HT;
2110         case CHANNEL_WIDTH_40:
2111                 if (mlme_ext->cur_ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER)
2112                         return NL80211_CHAN_HT40PLUS;
2113                 else
2114                         return NL80211_CHAN_HT40MINUS;
2115         default:
2116                 return NL80211_CHAN_HT20;
2117         }
2118
2119         return NL80211_CHAN_HT20;
2120 }
2121
2122 static int cfg80211_rtw_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
2123                                     struct cfg80211_chan_def *chandef)
2124 {
2125         struct adapter *adapter = wiphy_to_adapter(wiphy);
2126         struct registry_priv *registrypriv = &adapter->registrypriv;
2127         enum nl80211_channel_type chan_type;
2128         struct ieee80211_channel *chan = NULL;
2129         int channel;
2130         int freq;
2131
2132         if (!adapter->rtw_wdev)
2133                 return -ENODEV;
2134
2135         channel = rtw_get_oper_ch(adapter);
2136         if (!channel)
2137                 return -ENODATA;
2138
2139         freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
2140
2141         chan = ieee80211_get_channel(adapter->rtw_wdev->wiphy, freq);
2142
2143         if (registrypriv->ht_enable) {
2144                 chan_type = rtw_get_chan_type(adapter);
2145                 cfg80211_chandef_create(chandef, chan, chan_type);
2146         } else {
2147                 cfg80211_chandef_create(chandef, chan, NL80211_CHAN_NO_HT);
2148         }
2149
2150         return 0;
2151 }
2152
2153 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev)
2154 {
2155         int rtap_len;
2156         int qos_len = 0;
2157         int dot11_hdr_len = 24;
2158         int snap_len = 6;
2159         unsigned char *pdata;
2160         u16 frame_control;
2161         unsigned char src_mac_addr[6];
2162         unsigned char dst_mac_addr[6];
2163         struct ieee80211_hdr *dot11_hdr;
2164         struct ieee80211_radiotap_header *rtap_hdr;
2165         struct adapter *padapter = rtw_netdev_priv(ndev);
2166
2167         if (!skb)
2168                 goto fail;
2169
2170         if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
2171                 goto fail;
2172
2173         rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
2174         if (unlikely(rtap_hdr->it_version))
2175                 goto fail;
2176
2177         rtap_len = ieee80211_get_radiotap_len(skb->data);
2178         if (unlikely(skb->len < rtap_len))
2179                 goto fail;
2180
2181         if (rtap_len != 14)
2182                 goto fail;
2183
2184         /* Skip the ratio tap header */
2185         skb_pull(skb, rtap_len);
2186
2187         dot11_hdr = (struct ieee80211_hdr *)skb->data;
2188         frame_control = le16_to_cpu(dot11_hdr->frame_control);
2189         /* Check if the QoS bit is set */
2190         if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) {
2191                 /* Check if this ia a Wireless Distribution System (WDS) frame
2192                  * which has 4 MAC addresses
2193                  */
2194                 if (frame_control & 0x0080)
2195                         qos_len = 2;
2196                 if ((frame_control & 0x0300) == 0x0300)
2197                         dot11_hdr_len += 6;
2198
2199                 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
2200                 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));
2201
2202                 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for
2203                  * for two MAC addresses
2204                  */
2205                 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2);
2206                 pdata = (unsigned char *)skb->data;
2207                 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr));
2208                 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr));
2209
2210                 /* Use the real net device to transmit the packet */
2211                 return _rtw_xmit_entry(skb, padapter->pnetdev);
2212
2213         } else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)) ==
2214                    (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)) {
2215                 /* only for action frames */
2216                 struct xmit_frame               *pmgntframe;
2217                 struct pkt_attrib       *pattrib;
2218                 unsigned char *pframe;
2219                 /* u8 category, action, OUI_Subtype, dialogToken = 0; */
2220                 /* unsigned char *frame_body; */
2221                 struct ieee80211_hdr *pwlanhdr;
2222                 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2223                 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2224                 u8 *buf = skb->data;
2225                 u32 len = skb->len;
2226                 u8 category, action;
2227
2228                 if (rtw_action_frame_parse(buf, len, &category, &action) == false)
2229                         goto fail;
2230
2231                 /* starting alloc mgmt frame to dump it */
2232                 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2233                 if (!pmgntframe)
2234                         goto fail;
2235
2236                 /* update attribute */
2237                 pattrib = &pmgntframe->attrib;
2238                 update_mgntframe_attrib(padapter, pattrib);
2239                 pattrib->retry_ctrl = false;
2240
2241                 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2242
2243                 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2244
2245                 memcpy(pframe, (void *)buf, len);
2246                 pattrib->pktlen = len;
2247
2248                 pwlanhdr = (struct ieee80211_hdr *)pframe;
2249                 /* update seq number */
2250                 pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
2251                 pattrib->seqnum = pmlmeext->mgnt_seq;
2252                 pmlmeext->mgnt_seq++;
2253
2254
2255                 pattrib->last_txcmdsz = pattrib->pktlen;
2256
2257                 dump_mgntframe(padapter, pmgntframe);
2258
2259         }
2260
2261 fail:
2262
2263         dev_kfree_skb_any(skb);
2264
2265         return NETDEV_TX_OK;
2266
2267 }
2268
2269
2270
2271 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
2272         .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
2273 };
2274
2275 static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev)
2276 {
2277         int ret = 0;
2278         struct net_device *mon_ndev = NULL;
2279         struct wireless_dev *mon_wdev = NULL;
2280         struct rtw_netdev_priv_indicator *pnpi;
2281         struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
2282
2283         if (!name) {
2284                 ret = -EINVAL;
2285                 goto out;
2286         }
2287
2288         if (pwdev_priv->pmon_ndev) {
2289                 ret = -EBUSY;
2290                 goto out;
2291         }
2292
2293         mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
2294         if (!mon_ndev) {
2295                 ret = -ENOMEM;
2296                 goto out;
2297         }
2298
2299         mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
2300         strncpy(mon_ndev->name, name, IFNAMSIZ);
2301         mon_ndev->name[IFNAMSIZ - 1] = 0;
2302         mon_ndev->needs_free_netdev = true;
2303         mon_ndev->priv_destructor = rtw_ndev_destructor;
2304
2305         mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
2306
2307         pnpi = netdev_priv(mon_ndev);
2308         pnpi->priv = padapter;
2309         pnpi->sizeof_priv = sizeof(struct adapter);
2310
2311         /*  wdev */
2312         mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev));
2313         if (!mon_wdev) {
2314                 ret = -ENOMEM;
2315                 goto out;
2316         }
2317
2318         mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
2319         mon_wdev->netdev = mon_ndev;
2320         mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
2321         mon_ndev->ieee80211_ptr = mon_wdev;
2322
2323         ret = cfg80211_register_netdevice(mon_ndev);
2324         if (ret) {
2325                 goto out;
2326         }
2327
2328         *ndev = pwdev_priv->pmon_ndev = mon_ndev;
2329         memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1);
2330
2331 out:
2332         if (ret && mon_wdev) {
2333                 kfree(mon_wdev);
2334                 mon_wdev = NULL;
2335         }
2336
2337         if (ret && mon_ndev) {
2338                 free_netdev(mon_ndev);
2339                 *ndev = mon_ndev = NULL;
2340         }
2341
2342         return ret;
2343 }
2344
2345 static struct wireless_dev *
2346         cfg80211_rtw_add_virtual_intf(
2347                 struct wiphy *wiphy,
2348                 const char *name,
2349                 unsigned char name_assign_type,
2350                 enum nl80211_iftype type, struct vif_params *params)
2351 {
2352         int ret = 0;
2353         struct net_device *ndev = NULL;
2354         struct adapter *padapter = wiphy_to_adapter(wiphy);
2355
2356         switch (type) {
2357         case NL80211_IFTYPE_ADHOC:
2358         case NL80211_IFTYPE_AP_VLAN:
2359         case NL80211_IFTYPE_WDS:
2360         case NL80211_IFTYPE_MESH_POINT:
2361                 ret = -ENODEV;
2362                 break;
2363         case NL80211_IFTYPE_MONITOR:
2364                 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev);
2365                 break;
2366         case NL80211_IFTYPE_P2P_CLIENT:
2367         case NL80211_IFTYPE_STATION:
2368                 ret = -ENODEV;
2369                 break;
2370         case NL80211_IFTYPE_P2P_GO:
2371         case NL80211_IFTYPE_AP:
2372                 ret = -ENODEV;
2373                 break;
2374         default:
2375                 ret = -ENODEV;
2376                 break;
2377         }
2378
2379         return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret);
2380 }
2381
2382 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
2383         struct wireless_dev *wdev
2384 )
2385 {
2386         struct net_device *ndev = wdev_to_ndev(wdev);
2387         int ret = 0;
2388         struct adapter *adapter;
2389         struct rtw_wdev_priv *pwdev_priv;
2390
2391         if (!ndev) {
2392                 ret = -EINVAL;
2393                 goto exit;
2394         }
2395
2396         adapter = rtw_netdev_priv(ndev);
2397         pwdev_priv = adapter_wdev_data(adapter);
2398
2399         cfg80211_unregister_netdevice(ndev);
2400
2401         if (ndev == pwdev_priv->pmon_ndev) {
2402                 pwdev_priv->pmon_ndev = NULL;
2403                 pwdev_priv->ifname_mon[0] = '\0';
2404         }
2405
2406 exit:
2407         return ret;
2408 }
2409
2410 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len)
2411 {
2412         int ret = 0;
2413         u8 *pbuf = NULL;
2414         uint len, wps_ielen = 0;
2415         struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
2416
2417         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
2418                 return -EINVAL;
2419
2420         if (head_len < 24)
2421                 return -EINVAL;
2422
2423         pbuf = rtw_zmalloc(head_len+tail_len);
2424         if (!pbuf)
2425                 return -ENOMEM;
2426
2427         memcpy(pbuf, (void *)head+24, head_len-24);/*  24 =beacon header len. */
2428         memcpy(pbuf+head_len-24, (void *)tail, tail_len);
2429
2430         len = head_len+tail_len-24;
2431
2432         /* check wps ie if inclued */
2433         rtw_get_wps_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &wps_ielen);
2434
2435         /* pbss_network->ies will not include p2p_ie, wfd ie */
2436         rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, P2P_OUI, 4);
2437         rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, WFD_OUI, 4);
2438
2439         if (rtw_check_beacon_data(adapter, pbuf,  len) == _SUCCESS) {
2440                 ret = 0;
2441         } else {
2442                 ret = -EINVAL;
2443         }
2444
2445
2446         kfree(pbuf);
2447
2448         return ret;
2449 }
2450
2451 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
2452                                                                 struct cfg80211_ap_settings *settings)
2453 {
2454         int ret = 0;
2455         struct adapter *adapter = rtw_netdev_priv(ndev);
2456
2457         ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len,
2458                 settings->beacon.tail, settings->beacon.tail_len);
2459
2460         adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid;
2461
2462         if (settings->ssid && settings->ssid_len) {
2463                 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network;
2464                 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network;
2465
2466                 memcpy(pbss_network->ssid.ssid, (void *)settings->ssid, settings->ssid_len);
2467                 pbss_network->ssid.ssid_length = settings->ssid_len;
2468                 memcpy(pbss_network_ext->ssid.ssid, (void *)settings->ssid, settings->ssid_len);
2469                 pbss_network_ext->ssid.ssid_length = settings->ssid_len;
2470         }
2471
2472         return ret;
2473 }
2474
2475 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev,
2476                                 struct cfg80211_beacon_data *info)
2477 {
2478         struct adapter *adapter = rtw_netdev_priv(ndev);
2479
2480         return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);
2481 }
2482
2483 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
2484 {
2485         return 0;
2486 }
2487
2488 static int      cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev,
2489                                 const u8 *mac,
2490                         struct station_parameters *params)
2491 {
2492         return 0;
2493 }
2494
2495 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev,
2496                                     struct station_del_parameters *params)
2497 {
2498         int ret = 0;
2499         struct list_head *phead, *plist, *tmp;
2500         u8 updated = false;
2501         struct sta_info *psta = NULL;
2502         struct adapter *padapter = rtw_netdev_priv(ndev);
2503         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2504         struct sta_priv *pstapriv = &padapter->stapriv;
2505         const u8 *mac = params->mac;
2506
2507         if (check_fwstate(pmlmepriv, (_FW_LINKED | WIFI_AP_STATE)) != true)
2508                 return -EINVAL;
2509
2510         if (!mac) {
2511                 flush_all_cam_entry(padapter);  /* clear CAM */
2512
2513                 rtw_sta_flush(padapter);
2514
2515                 return 0;
2516         }
2517
2518         if (mac[0] == 0xff && mac[1] == 0xff &&
2519             mac[2] == 0xff && mac[3] == 0xff &&
2520             mac[4] == 0xff && mac[5] == 0xff) {
2521                 return -EINVAL;
2522         }
2523
2524
2525         spin_lock_bh(&pstapriv->asoc_list_lock);
2526
2527         phead = &pstapriv->asoc_list;
2528         /* check asoc_queue */
2529         list_for_each_safe(plist, tmp, phead) {
2530                 psta = list_entry(plist, struct sta_info, asoc_list);
2531
2532                 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) {
2533                         if (psta->dot8021xalg != 1 || psta->bpairwise_key_installed) {
2534                                 list_del_init(&psta->asoc_list);
2535                                 pstapriv->asoc_list_cnt--;
2536
2537                                 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
2538
2539                                 psta = NULL;
2540
2541                                 break;
2542                         }
2543
2544                 }
2545
2546         }
2547
2548         spin_unlock_bh(&pstapriv->asoc_list_lock);
2549
2550         associated_clients_update(padapter, updated);
2551
2552         return ret;
2553
2554 }
2555
2556 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev,
2557                                   const u8 *mac, struct station_parameters *params)
2558 {
2559         return 0;
2560 }
2561
2562 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv)
2563
2564 {
2565         struct list_head        *phead, *plist;
2566         struct sta_info *psta = NULL;
2567         int i = 0;
2568
2569         phead = &pstapriv->asoc_list;
2570         plist = get_next(phead);
2571
2572         /* check asoc_queue */
2573         while (phead != plist) {
2574                 if (idx == i)
2575                         psta = container_of(plist, struct sta_info, asoc_list);
2576                 plist = get_next(plist);
2577                 i++;
2578         }
2579         return psta;
2580 }
2581
2582 static int      cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev,
2583                                int idx, u8 *mac, struct station_info *sinfo)
2584 {
2585
2586         int ret = 0;
2587         struct adapter *padapter = rtw_netdev_priv(ndev);
2588         struct sta_info *psta = NULL;
2589         struct sta_priv *pstapriv = &padapter->stapriv;
2590
2591         spin_lock_bh(&pstapriv->asoc_list_lock);
2592         psta = rtw_sta_info_get_by_idx(idx, pstapriv);
2593         spin_unlock_bh(&pstapriv->asoc_list_lock);
2594         if (NULL == psta) {
2595                 ret = -ENOENT;
2596                 goto exit;
2597         }
2598         memcpy(mac, psta->hwaddr, ETH_ALEN);
2599         sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL);
2600         sinfo->signal = psta->rssi;
2601
2602 exit:
2603         return ret;
2604 }
2605
2606 static int      cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
2607                               struct bss_parameters *params)
2608 {
2609         return 0;
2610 }
2611
2612 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char *msg)
2613 {
2614         s32 freq;
2615         int channel;
2616         u8 category, action;
2617
2618         channel = rtw_get_oper_ch(adapter);
2619
2620         rtw_action_frame_parse(frame, frame_len, &category, &action);
2621
2622         freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
2623
2624         rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC);
2625 }
2626
2627 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len)
2628 {
2629         struct xmit_frame       *pmgntframe;
2630         struct pkt_attrib       *pattrib;
2631         unsigned char *pframe;
2632         int ret = _FAIL;
2633         bool __maybe_unused ack = true;
2634         struct ieee80211_hdr *pwlanhdr;
2635         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2636         struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2637
2638         rtw_set_scan_deny(padapter, 1000);
2639
2640         rtw_scan_abort(padapter);
2641         if (tx_ch != rtw_get_oper_ch(padapter)) {
2642                 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
2643                         pmlmeext->cur_channel = tx_ch;
2644                 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
2645         }
2646
2647         /* starting alloc mgmt frame to dump it */
2648         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2649         if (!pmgntframe) {
2650                 /* ret = -ENOMEM; */
2651                 ret = _FAIL;
2652                 goto exit;
2653         }
2654
2655         /* update attribute */
2656         pattrib = &pmgntframe->attrib;
2657         update_mgntframe_attrib(padapter, pattrib);
2658         pattrib->retry_ctrl = false;
2659
2660         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2661
2662         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2663
2664         memcpy(pframe, (void *)buf, len);
2665         pattrib->pktlen = len;
2666
2667         pwlanhdr = (struct ieee80211_hdr *)pframe;
2668         /* update seq number */
2669         pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
2670         pattrib->seqnum = pmlmeext->mgnt_seq;
2671         pmlmeext->mgnt_seq++;
2672
2673         pattrib->last_txcmdsz = pattrib->pktlen;
2674
2675         if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) {
2676                 ack = false;
2677                 ret = _FAIL;
2678
2679         } else {
2680                 msleep(50);
2681
2682                 ret = _SUCCESS;
2683         }
2684
2685 exit:
2686
2687         return ret;
2688
2689 }
2690
2691 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy,
2692         struct wireless_dev *wdev,
2693         struct cfg80211_mgmt_tx_params *params,
2694         u64 *cookie)
2695 {
2696         struct net_device *ndev = wdev_to_ndev(wdev);
2697         struct ieee80211_channel *chan = params->chan;
2698         const u8 *buf = params->buf;
2699         size_t len = params->len;
2700         int ret = 0;
2701         int tx_ret;
2702         u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
2703         u32 dump_cnt = 0;
2704         bool ack = true;
2705         u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq);
2706         u8 category, action;
2707         int type = (-1);
2708         struct adapter *padapter;
2709         struct rtw_wdev_priv *pwdev_priv;
2710
2711         if (ndev == NULL) {
2712                 ret = -EINVAL;
2713                 goto exit;
2714         }
2715
2716         padapter = rtw_netdev_priv(ndev);
2717         pwdev_priv = adapter_wdev_data(padapter);
2718
2719         /* cookie generation */
2720         *cookie = (unsigned long) buf;
2721
2722         /* indicate ack before issue frame to avoid racing with rsp frame */
2723         rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL);
2724
2725         if (rtw_action_frame_parse(buf, len, &category, &action) == false)
2726                 goto exit;
2727
2728         rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
2729         if (_FAIL == rtw_pwr_wakeup(padapter)) {
2730                 ret = -EFAULT;
2731                 goto cancel_ps_deny;
2732         }
2733
2734         do {
2735                 dump_cnt++;
2736                 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len);
2737         } while (dump_cnt < dump_limit && tx_ret != _SUCCESS);
2738
2739         switch (type) {
2740         case P2P_GO_NEGO_CONF:
2741                 rtw_clear_scan_deny(padapter);
2742                 break;
2743         case P2P_INVIT_RESP:
2744                 if (pwdev_priv->invit_info.flags & BIT(0) && pwdev_priv->invit_info.status == 0) {
2745                         rtw_set_scan_deny(padapter, 5000);
2746                         rtw_pwr_wakeup_ex(padapter, 5000);
2747                         rtw_clear_scan_deny(padapter);
2748                 }
2749                 break;
2750         }
2751
2752 cancel_ps_deny:
2753         rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);
2754 exit:
2755         return ret;
2756 }
2757
2758 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type)
2759 {
2760
2761 #define MAX_BIT_RATE_40MHZ_MCS15        300     /* Mbps */
2762 #define MAX_BIT_RATE_40MHZ_MCS7         150     /* Mbps */
2763
2764         ht_cap->ht_supported = true;
2765
2766         ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
2767                                         IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
2768                                         IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
2769
2770         /*
2771          *Maximum length of AMPDU that the STA can receive.
2772          *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
2773          */
2774         ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
2775
2776         /*Minimum MPDU start spacing , */
2777         ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
2778
2779         ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
2780
2781         /*
2782          *hw->wiphy->bands[NL80211_BAND_2GHZ]
2783          *base on ant_num
2784          *rx_mask: RX mask
2785          *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7
2786          *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15
2787          *if rx_ant >=3 rx_mask[2]= 0xff;
2788          *if BW_40 rx_mask[4]= 0x01;
2789          *highest supported RX rate
2790          */
2791         if (rf_type == RF_1T1R) {
2792                 ht_cap->mcs.rx_mask[0] = 0xFF;
2793                 ht_cap->mcs.rx_mask[1] = 0x00;
2794                 ht_cap->mcs.rx_mask[4] = 0x01;
2795
2796                 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7);
2797         } else if ((rf_type == RF_1T2R) || (rf_type == RF_2T2R)) {
2798                 ht_cap->mcs.rx_mask[0] = 0xFF;
2799                 ht_cap->mcs.rx_mask[1] = 0xFF;
2800                 ht_cap->mcs.rx_mask[4] = 0x01;
2801
2802                 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15);
2803         }
2804 }
2805
2806 void rtw_cfg80211_init_wiphy(struct adapter *padapter)
2807 {
2808         u8 rf_type;
2809         struct ieee80211_supported_band *bands;
2810         struct wireless_dev *pwdev = padapter->rtw_wdev;
2811         struct wiphy *wiphy = pwdev->wiphy;
2812
2813         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2814
2815         {
2816                 bands = wiphy->bands[NL80211_BAND_2GHZ];
2817                 if (bands)
2818                         rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type);
2819         }
2820
2821         /* copy mac_addr to wiphy */
2822         memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
2823
2824 }
2825
2826 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy)
2827 {
2828
2829         wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
2830
2831         wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
2832         wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX;
2833         wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;
2834
2835         wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
2836
2837         wiphy->interface_modes =        BIT(NL80211_IFTYPE_STATION)
2838                                                                 | BIT(NL80211_IFTYPE_ADHOC)
2839                                                                 | BIT(NL80211_IFTYPE_AP)
2840                                                                 | BIT(NL80211_IFTYPE_MONITOR)
2841                                                                 ;
2842
2843         wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
2844
2845         wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
2846
2847         wiphy->cipher_suites = rtw_cipher_suites;
2848         wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
2849
2850         /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
2851         wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ);
2852
2853         wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
2854         wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME;
2855
2856 #if defined(CONFIG_PM)
2857         wiphy->max_sched_scan_reqs = 1;
2858 #endif
2859
2860 #if defined(CONFIG_PM)
2861         wiphy->wowlan = &wowlan_stub;
2862 #endif
2863
2864         if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
2865                 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
2866         else
2867                 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
2868 }
2869
2870 static struct cfg80211_ops rtw_cfg80211_ops = {
2871         .change_virtual_intf = cfg80211_rtw_change_iface,
2872         .add_key = cfg80211_rtw_add_key,
2873         .get_key = cfg80211_rtw_get_key,
2874         .del_key = cfg80211_rtw_del_key,
2875         .set_default_key = cfg80211_rtw_set_default_key,
2876         .get_station = cfg80211_rtw_get_station,
2877         .scan = cfg80211_rtw_scan,
2878         .set_wiphy_params = cfg80211_rtw_set_wiphy_params,
2879         .connect = cfg80211_rtw_connect,
2880         .disconnect = cfg80211_rtw_disconnect,
2881         .join_ibss = cfg80211_rtw_join_ibss,
2882         .leave_ibss = cfg80211_rtw_leave_ibss,
2883         .set_tx_power = cfg80211_rtw_set_txpower,
2884         .get_tx_power = cfg80211_rtw_get_txpower,
2885         .set_power_mgmt = cfg80211_rtw_set_power_mgmt,
2886         .set_pmksa = cfg80211_rtw_set_pmksa,
2887         .del_pmksa = cfg80211_rtw_del_pmksa,
2888         .flush_pmksa = cfg80211_rtw_flush_pmksa,
2889         .get_channel = cfg80211_rtw_get_channel,
2890         .add_virtual_intf = cfg80211_rtw_add_virtual_intf,
2891         .del_virtual_intf = cfg80211_rtw_del_virtual_intf,
2892
2893         .start_ap = cfg80211_rtw_start_ap,
2894         .change_beacon = cfg80211_rtw_change_beacon,
2895         .stop_ap = cfg80211_rtw_stop_ap,
2896
2897         .add_station = cfg80211_rtw_add_station,
2898         .del_station = cfg80211_rtw_del_station,
2899         .change_station = cfg80211_rtw_change_station,
2900         .dump_station = cfg80211_rtw_dump_station,
2901         .change_bss = cfg80211_rtw_change_bss,
2902
2903         .mgmt_tx = cfg80211_rtw_mgmt_tx,
2904 };
2905
2906 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev)
2907 {
2908         int ret = 0;
2909         struct wiphy *wiphy;
2910         struct wireless_dev *wdev;
2911         struct rtw_wdev_priv *pwdev_priv;
2912         struct net_device *pnetdev = padapter->pnetdev;
2913
2914         /* wiphy */
2915         wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *));
2916         if (!wiphy) {
2917                 ret = -ENOMEM;
2918                 goto exit;
2919         }
2920         set_wiphy_dev(wiphy, dev);
2921         *((struct adapter **)wiphy_priv(wiphy)) = padapter;
2922         rtw_cfg80211_preinit_wiphy(padapter, wiphy);
2923
2924         /* init regulary domain */
2925         rtw_regd_init(wiphy, rtw_reg_notifier);
2926
2927         ret = wiphy_register(wiphy);
2928         if (ret < 0)
2929                 goto free_wiphy;
2930
2931         /*  wdev */
2932         wdev = rtw_zmalloc(sizeof(struct wireless_dev));
2933         if (!wdev) {
2934                 ret = -ENOMEM;
2935                 goto unregister_wiphy;
2936         }
2937         wdev->wiphy = wiphy;
2938         wdev->netdev = pnetdev;
2939
2940         wdev->iftype = NL80211_IFTYPE_STATION; /*  will be init in rtw_hal_init() */
2941                                                /*  Must sync with _rtw_init_mlme_priv() */
2942                                            /*  pmlmepriv->fw_state = WIFI_STATION_STATE */
2943         padapter->rtw_wdev = wdev;
2944         pnetdev->ieee80211_ptr = wdev;
2945
2946         /* init pwdev_priv */
2947         pwdev_priv = adapter_wdev_data(padapter);
2948         pwdev_priv->rtw_wdev = wdev;
2949         pwdev_priv->pmon_ndev = NULL;
2950         pwdev_priv->ifname_mon[0] = '\0';
2951         pwdev_priv->padapter = padapter;
2952         pwdev_priv->scan_request = NULL;
2953         spin_lock_init(&pwdev_priv->scan_req_lock);
2954
2955         pwdev_priv->p2p_enabled = false;
2956         pwdev_priv->provdisc_req_issued = false;
2957         rtw_wdev_invit_info_init(&pwdev_priv->invit_info);
2958         rtw_wdev_nego_info_init(&pwdev_priv->nego_info);
2959
2960         pwdev_priv->bandroid_scan = false;
2961
2962         if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
2963                 pwdev_priv->power_mgmt = true;
2964         else
2965                 pwdev_priv->power_mgmt = false;
2966
2967         return ret;
2968
2969 unregister_wiphy:
2970         wiphy_unregister(wiphy);
2971  free_wiphy:
2972         wiphy_free(wiphy);
2973 exit:
2974         return ret;
2975
2976 }
2977
2978 void rtw_wdev_free(struct wireless_dev *wdev)
2979 {
2980         if (!wdev)
2981                 return;
2982
2983         kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]);
2984
2985         wiphy_free(wdev->wiphy);
2986
2987         kfree(wdev);
2988 }
2989
2990 void rtw_wdev_unregister(struct wireless_dev *wdev)
2991 {
2992         struct net_device *ndev;
2993         struct adapter *adapter;
2994         struct rtw_wdev_priv *pwdev_priv;
2995
2996         if (!wdev)
2997                 return;
2998         ndev = wdev_to_ndev(wdev);
2999         if (!ndev)
3000                 return;
3001
3002         adapter = rtw_netdev_priv(ndev);
3003         pwdev_priv = adapter_wdev_data(adapter);
3004
3005         rtw_cfg80211_indicate_scan_done(adapter, true);
3006
3007         if (pwdev_priv->pmon_ndev)
3008                 unregister_netdev(pwdev_priv->pmon_ndev);
3009
3010         wiphy_unregister(wdev->wiphy);
3011 }