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 __maybe_unused 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 n_channels = RTW_2G_CHANNELS_NUM; 118 n_bitrates = RTW_G_RATES_NUM; 119 } else { 120 goto exit; 121 } 122 123 spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) + 124 sizeof(struct ieee80211_channel) * n_channels + 125 sizeof(struct ieee80211_rate) * n_bitrates); 126 if (!spt_band) 127 goto exit; 128 129 spt_band->channels = (struct ieee80211_channel *)(((u8 *)spt_band) + sizeof(struct ieee80211_supported_band)); 130 spt_band->bitrates = (struct ieee80211_rate *)(((u8 *)spt_band->channels) + sizeof(struct ieee80211_channel) * n_channels); 131 spt_band->band = band; 132 spt_band->n_channels = n_channels; 133 spt_band->n_bitrates = n_bitrates; 134 135 if (band == NL80211_BAND_2GHZ) { 136 rtw_2g_channels_init(spt_band->channels); 137 rtw_2g_rates_init(spt_band->bitrates); 138 } 139 140 /* spt_band.ht_cap */ 141 142 exit: 143 144 return spt_band; 145 } 146 147 static const struct ieee80211_txrx_stypes 148 rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = { 149 [NL80211_IFTYPE_ADHOC] = { 150 .tx = 0xffff, 151 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) 152 }, 153 [NL80211_IFTYPE_STATION] = { 154 .tx = 0xffff, 155 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 156 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 157 }, 158 [NL80211_IFTYPE_AP] = { 159 .tx = 0xffff, 160 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 161 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 162 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 163 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 164 BIT(IEEE80211_STYPE_AUTH >> 4) | 165 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 166 BIT(IEEE80211_STYPE_ACTION >> 4) 167 }, 168 [NL80211_IFTYPE_AP_VLAN] = { 169 /* copy AP */ 170 .tx = 0xffff, 171 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 172 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 173 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 174 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 175 BIT(IEEE80211_STYPE_AUTH >> 4) | 176 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 177 BIT(IEEE80211_STYPE_ACTION >> 4) 178 }, 179 [NL80211_IFTYPE_P2P_CLIENT] = { 180 .tx = 0xffff, 181 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 182 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 183 }, 184 [NL80211_IFTYPE_P2P_GO] = { 185 .tx = 0xffff, 186 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 187 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 188 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 189 BIT(IEEE80211_STYPE_DISASSOC >> 4) | 190 BIT(IEEE80211_STYPE_AUTH >> 4) | 191 BIT(IEEE80211_STYPE_DEAUTH >> 4) | 192 BIT(IEEE80211_STYPE_ACTION >> 4) 193 }, 194 }; 195 196 static int rtw_ieee80211_channel_to_frequency(int chan, int band) 197 { 198 if (band == NL80211_BAND_2GHZ) { 199 if (chan == 14) 200 return 2484; 201 else if (chan < 14) 202 return 2407 + chan * 5; 203 } 204 205 return 0; /* not supported */ 206 } 207 208 #define MAX_BSSINFO_LEN 1000 209 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork) 210 { 211 struct ieee80211_channel *notify_channel; 212 struct cfg80211_bss *bss = NULL; 213 /* struct ieee80211_supported_band *band; */ 214 u16 channel; 215 u32 freq; 216 u64 notify_timestamp; 217 s32 notify_signal; 218 u8 *buf = NULL, *pbuf; 219 size_t len, bssinf_len = 0; 220 struct ieee80211_hdr *pwlanhdr; 221 __le16 *fctrl; 222 223 struct wireless_dev *wdev = padapter->rtw_wdev; 224 struct wiphy *wiphy = wdev->wiphy; 225 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 226 227 bssinf_len = pnetwork->network.ie_length + sizeof(struct ieee80211_hdr_3addr); 228 if (bssinf_len > MAX_BSSINFO_LEN) 229 goto exit; 230 231 { 232 u16 wapi_len = 0; 233 234 if (rtw_get_wapi_ie(pnetwork->network.ies, pnetwork->network.ie_length, NULL, &wapi_len) > 0) { 235 if (wapi_len > 0) 236 goto exit; 237 } 238 } 239 240 /* To reduce PBC Overlap rate */ 241 /* spin_lock_bh(&pwdev_priv->scan_req_lock); */ 242 if (adapter_wdev_data(padapter)->scan_request) { 243 u8 *psr = NULL, sr = 0; 244 struct ndis_802_11_ssid *pssid = &pnetwork->network.ssid; 245 struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request; 246 struct cfg80211_ssid *ssids = request->ssids; 247 u32 wpsielen = 0; 248 u8 *wpsie = NULL; 249 250 wpsie = rtw_get_wps_ie(pnetwork->network.ies + _FIXED_IE_LENGTH_, pnetwork->network.ie_length - _FIXED_IE_LENGTH_, NULL, &wpsielen); 251 252 if (wpsie && wpsielen > 0) 253 psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL); 254 255 if (sr != 0) { 256 /* it means under processing WPS */ 257 if (request->n_ssids == 1 && request->n_channels == 1) { 258 if (ssids[0].ssid_len != 0 && 259 (pssid->ssid_length != ssids[0].ssid_len || 260 memcmp(pssid->ssid, ssids[0].ssid, ssids[0].ssid_len))) { 261 if (psr) 262 *psr = 0; /* clear sr */ 263 } 264 } 265 } 266 } 267 /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */ 268 269 channel = pnetwork->network.configuration.ds_config; 270 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 271 272 notify_channel = ieee80211_get_channel(wiphy, freq); 273 274 notify_timestamp = ktime_to_us(ktime_get_boottime()); 275 276 /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */ 277 if (check_fwstate(pmlmepriv, _FW_LINKED) == true && 278 is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) { 279 notify_signal = 100 * translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */ 280 } else { 281 notify_signal = 100 * translate_percentage_to_dbm(pnetwork->network.phy_info.signal_strength);/* dbm */ 282 } 283 284 buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC); 285 if (!buf) 286 goto exit; 287 pbuf = buf; 288 289 pwlanhdr = (struct ieee80211_hdr *)pbuf; 290 fctrl = &(pwlanhdr->frame_control); 291 *(fctrl) = 0; 292 293 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/); 294 /* pmlmeext->mgnt_seq++; */ 295 296 if (pnetwork->network.reserved[0] == 1) { /* WIFI_BEACON */ 297 eth_broadcast_addr(pwlanhdr->addr1); 298 SetFrameSubType(pbuf, WIFI_BEACON); 299 } else { 300 memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN); 301 SetFrameSubType(pbuf, WIFI_PROBERSP); 302 } 303 304 memcpy(pwlanhdr->addr2, pnetwork->network.mac_address, ETH_ALEN); 305 memcpy(pwlanhdr->addr3, pnetwork->network.mac_address, ETH_ALEN); 306 307 pbuf += sizeof(struct ieee80211_hdr_3addr); 308 len = sizeof(struct ieee80211_hdr_3addr); 309 310 memcpy(pbuf, pnetwork->network.ies, pnetwork->network.ie_length); 311 len += pnetwork->network.ie_length; 312 313 *((__le64 *)pbuf) = cpu_to_le64(notify_timestamp); 314 315 bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf, 316 len, notify_signal, GFP_ATOMIC); 317 318 if (unlikely(!bss)) 319 goto exit; 320 321 cfg80211_put_bss(wiphy, bss); 322 kfree(buf); 323 324 exit: 325 return bss; 326 } 327 328 /* 329 * Check the given bss is valid by kernel API cfg80211_get_bss() 330 * @padapter : the given adapter 331 * 332 * return true if bss is valid, false for not found. 333 */ 334 int rtw_cfg80211_check_bss(struct adapter *padapter) 335 { 336 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 337 struct cfg80211_bss *bss = NULL; 338 struct ieee80211_channel *notify_channel = NULL; 339 u32 freq; 340 341 if (!(pnetwork) || !(padapter->rtw_wdev)) 342 return false; 343 344 freq = rtw_ieee80211_channel_to_frequency(pnetwork->configuration.ds_config, NL80211_BAND_2GHZ); 345 346 notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq); 347 bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel, 348 pnetwork->mac_address, pnetwork->ssid.ssid, 349 pnetwork->ssid.ssid_length, 350 IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); 351 352 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); 353 354 return (bss != NULL); 355 } 356 357 void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter) 358 { 359 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 360 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 361 struct wireless_dev *pwdev = padapter->rtw_wdev; 362 struct wiphy *wiphy = pwdev->wiphy; 363 int freq = (int)cur_network->network.configuration.ds_config; 364 struct ieee80211_channel *chan; 365 366 if (pwdev->iftype != NL80211_IFTYPE_ADHOC) 367 return; 368 369 if (!rtw_cfg80211_check_bss(padapter)) { 370 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 371 struct wlan_network *scanned = pmlmepriv->cur_network_scanned; 372 373 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { 374 memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex)); 375 rtw_cfg80211_inform_bss(padapter, cur_network); 376 } else { 377 if (!scanned) { 378 rtw_warn_on(1); 379 return; 380 } 381 if (!memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid)) 382 && !memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS)) 383 ) 384 rtw_cfg80211_inform_bss(padapter, scanned); 385 else 386 rtw_warn_on(1); 387 } 388 389 if (!rtw_cfg80211_check_bss(padapter)) 390 netdev_dbg(padapter->pnetdev, 391 FUNC_ADPT_FMT " BSS not found !!\n", 392 FUNC_ADPT_ARG(padapter)); 393 } 394 /* notify cfg80211 that device joined an IBSS */ 395 chan = ieee80211_get_channel(wiphy, freq); 396 cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.mac_address, chan, GFP_ATOMIC); 397 } 398 399 void rtw_cfg80211_indicate_connect(struct adapter *padapter) 400 { 401 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 402 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 403 struct wireless_dev *pwdev = padapter->rtw_wdev; 404 405 if (pwdev->iftype != NL80211_IFTYPE_STATION 406 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT 407 ) { 408 return; 409 } 410 411 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 412 return; 413 414 { 415 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); 416 struct wlan_network *scanned = pmlmepriv->cur_network_scanned; 417 418 if (!scanned) { 419 rtw_warn_on(1); 420 goto check_bss; 421 } 422 423 if (!memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS)) 424 && !memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid)) 425 ) 426 rtw_cfg80211_inform_bss(padapter, scanned); 427 else 428 rtw_warn_on(1); 429 } 430 431 check_bss: 432 if (!rtw_cfg80211_check_bss(padapter)) 433 netdev_dbg(padapter->pnetdev, 434 FUNC_ADPT_FMT " BSS not found !!\n", 435 FUNC_ADPT_ARG(padapter)); 436 437 if (rtw_to_roam(padapter) > 0) { 438 struct wiphy *wiphy = pwdev->wiphy; 439 struct ieee80211_channel *notify_channel; 440 u32 freq; 441 u16 channel = cur_network->network.configuration.ds_config; 442 struct cfg80211_roam_info roam_info = {}; 443 444 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 445 446 notify_channel = ieee80211_get_channel(wiphy, freq); 447 448 roam_info.links[0].channel = notify_channel; 449 roam_info.links[0].bssid = cur_network->network.mac_address; 450 roam_info.req_ie = 451 pmlmepriv->assoc_req + sizeof(struct ieee80211_hdr_3addr) + 2; 452 roam_info.req_ie_len = 453 pmlmepriv->assoc_req_len - sizeof(struct ieee80211_hdr_3addr) - 2; 454 roam_info.resp_ie = 455 pmlmepriv->assoc_rsp + sizeof(struct ieee80211_hdr_3addr) + 6; 456 roam_info.resp_ie_len = 457 pmlmepriv->assoc_rsp_len - sizeof(struct ieee80211_hdr_3addr) - 6; 458 cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC); 459 } else { 460 cfg80211_connect_result(padapter->pnetdev, cur_network->network.mac_address 461 , pmlmepriv->assoc_req + sizeof(struct ieee80211_hdr_3addr) + 2 462 , pmlmepriv->assoc_req_len - sizeof(struct ieee80211_hdr_3addr) - 2 463 , pmlmepriv->assoc_rsp + sizeof(struct ieee80211_hdr_3addr) + 6 464 , pmlmepriv->assoc_rsp_len - sizeof(struct ieee80211_hdr_3addr) - 6 465 , WLAN_STATUS_SUCCESS, GFP_ATOMIC); 466 } 467 } 468 469 void rtw_cfg80211_indicate_disconnect(struct adapter *padapter) 470 { 471 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 472 struct wireless_dev *pwdev = padapter->rtw_wdev; 473 474 if (pwdev->iftype != NL80211_IFTYPE_STATION 475 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT 476 ) { 477 return; 478 } 479 480 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) 481 return; 482 483 if (!padapter->mlmepriv.not_indic_disco) { 484 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { 485 cfg80211_disconnected(padapter->pnetdev, 0, 486 NULL, 0, true, GFP_ATOMIC); 487 } else { 488 cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0, 489 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/); 490 } 491 } 492 } 493 494 static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) 495 { 496 int ret = 0; 497 u32 wep_key_idx, wep_key_len; 498 struct sta_info *psta = NULL, *pbcmc_sta = NULL; 499 struct adapter *padapter = rtw_netdev_priv(dev); 500 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 501 struct security_priv *psecuritypriv = &(padapter->securitypriv); 502 struct sta_priv *pstapriv = &padapter->stapriv; 503 char *grpkey = padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey; 504 char *txkey = padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey; 505 char *rxkey = padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey; 506 507 param->u.crypt.err = 0; 508 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; 509 510 if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len) { 511 ret = -EINVAL; 512 goto exit; 513 } 514 515 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && 516 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && 517 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { 518 if (param->u.crypt.idx >= WEP_KEYS) { 519 ret = -EINVAL; 520 goto exit; 521 } 522 } else { 523 psta = rtw_get_stainfo(pstapriv, param->sta_addr); 524 if (!psta) 525 /* ret = -EINVAL; */ 526 goto exit; 527 } 528 529 if (strcmp(param->u.crypt.alg, "none") == 0 && !psta) 530 goto exit; 531 532 if (strcmp(param->u.crypt.alg, "WEP") == 0 && !psta) { 533 wep_key_idx = param->u.crypt.idx; 534 wep_key_len = param->u.crypt.key_len; 535 536 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) { 537 ret = -EINVAL; 538 goto exit; 539 } 540 541 if (wep_key_len > 0) 542 wep_key_len = wep_key_len <= 5 ? 5 : 13; 543 544 if (psecuritypriv->bWepDefaultKeyIdxSet == 0) { 545 /* wep default key has not been set, so use this key index as default key. */ 546 547 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; 548 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 549 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 550 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 551 552 if (wep_key_len == 13) { 553 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 554 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 555 } 556 557 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; 558 } 559 560 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); 561 562 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; 563 564 rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1); 565 566 goto exit; 567 } 568 569 /* group key */ 570 if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 571 /* group key */ 572 if (param->u.crypt.set_tx == 0) { 573 if (strcmp(param->u.crypt.alg, "WEP") == 0) { 574 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 575 576 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 577 if (param->u.crypt.key_len == 13) 578 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 579 580 } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { 581 psecuritypriv->dot118021XGrpPrivacy = _TKIP_; 582 583 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 584 585 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 586 /* set mic key */ 587 memcpy(txkey, &(param->u.crypt.key[16]), 8); 588 memcpy(rxkey, &(param->u.crypt.key[24]), 8); 589 590 psecuritypriv->busetkipkey = true; 591 592 } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { 593 psecuritypriv->dot118021XGrpPrivacy = _AES_; 594 595 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 596 } else { 597 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 598 } 599 600 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; 601 602 psecuritypriv->binstallGrpkey = true; 603 604 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ 605 606 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); 607 608 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 609 if (pbcmc_sta) { 610 pbcmc_sta->ieee8021x_blocked = false; 611 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ 612 } 613 } 614 615 goto exit; 616 } 617 618 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) { /* psk/802_1x */ 619 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 620 if (param->u.crypt.set_tx == 1) { /* pairwise key */ 621 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 622 623 if (strcmp(param->u.crypt.alg, "WEP") == 0) { 624 psta->dot118021XPrivacy = _WEP40_; 625 if (param->u.crypt.key_len == 13) 626 psta->dot118021XPrivacy = _WEP104_; 627 } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { 628 psta->dot118021XPrivacy = _TKIP_; 629 630 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 631 /* set mic key */ 632 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); 633 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); 634 635 psecuritypriv->busetkipkey = true; 636 637 } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { 638 psta->dot118021XPrivacy = _AES_; 639 } else { 640 psta->dot118021XPrivacy = _NO_PRIVACY_; 641 } 642 643 rtw_ap_set_pairwise_key(padapter, psta); 644 645 psta->ieee8021x_blocked = false; 646 647 psta->bpairwise_key_installed = true; 648 649 } else { /* group key??? */ 650 if (strcmp(param->u.crypt.alg, "WEP") == 0) { 651 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 652 653 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 654 if (param->u.crypt.key_len == 13) 655 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 656 } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { 657 psecuritypriv->dot118021XGrpPrivacy = _TKIP_; 658 659 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 660 661 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ 662 /* set mic key */ 663 memcpy(txkey, &(param->u.crypt.key[16]), 8); 664 memcpy(rxkey, &(param->u.crypt.key[24]), 8); 665 666 psecuritypriv->busetkipkey = true; 667 668 } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { 669 psecuritypriv->dot118021XGrpPrivacy = _AES_; 670 671 memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 672 } else { 673 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 674 } 675 676 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; 677 678 psecuritypriv->binstallGrpkey = true; 679 680 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ 681 682 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); 683 684 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 685 if (pbcmc_sta) { 686 pbcmc_sta->ieee8021x_blocked = false; 687 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ 688 } 689 } 690 } 691 } 692 693 exit: 694 695 return ret; 696 } 697 698 static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) 699 { 700 int ret = 0; 701 u8 max_idx; 702 u32 wep_key_idx, wep_key_len; 703 struct adapter *padapter = rtw_netdev_priv(dev); 704 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 705 struct security_priv *psecuritypriv = &padapter->securitypriv; 706 707 param->u.crypt.err = 0; 708 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; 709 710 if (param_len < (u32)((u8 *)param->u.crypt.key - (u8 *)param) + param->u.crypt.key_len) { 711 ret = -EINVAL; 712 goto exit; 713 } 714 715 if (param->sta_addr[0] != 0xff || param->sta_addr[1] != 0xff || 716 param->sta_addr[2] != 0xff || param->sta_addr[3] != 0xff || 717 param->sta_addr[4] != 0xff || param->sta_addr[5] != 0xff) { 718 ret = -EINVAL; 719 goto exit; 720 } 721 722 if (strcmp(param->u.crypt.alg, "WEP") == 0) 723 max_idx = WEP_KEYS - 1; 724 else 725 max_idx = BIP_MAX_KEYID; 726 727 if (param->u.crypt.idx > max_idx) { 728 netdev_err(dev, "Error crypt.idx %d > %d\n", param->u.crypt.idx, max_idx); 729 ret = -EINVAL; 730 goto exit; 731 } 732 733 if (strcmp(param->u.crypt.alg, "WEP") == 0) { 734 wep_key_idx = param->u.crypt.idx; 735 wep_key_len = param->u.crypt.key_len; 736 737 if (wep_key_len <= 0) { 738 ret = -EINVAL; 739 goto exit; 740 } 741 742 if (psecuritypriv->bWepDefaultKeyIdxSet == 0) { 743 /* wep default key has not been set, so use this key index as default key. */ 744 745 wep_key_len = wep_key_len <= 5 ? 5 : 13; 746 747 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 748 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 749 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 750 751 if (wep_key_len == 13) { 752 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 753 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 754 } 755 756 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; 757 } 758 759 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); 760 761 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; 762 763 rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true); 764 765 goto exit; 766 } 767 768 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { /* 802_1x */ 769 struct sta_info *psta, *pbcmc_sta; 770 struct sta_priv *pstapriv = &padapter->stapriv; 771 772 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) { /* sta mode */ 773 psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv)); 774 if (psta) { 775 /* Jeff: don't disable ieee8021x_blocked while clearing key */ 776 if (strcmp(param->u.crypt.alg, "none") != 0) 777 psta->ieee8021x_blocked = false; 778 779 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || 780 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) { 781 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; 782 } 783 784 if (param->u.crypt.set_tx == 1) { /* pairwise key */ 785 786 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); 787 788 if (strcmp(param->u.crypt.alg, "TKIP") == 0) { /* set mic key */ 789 /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */ 790 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); 791 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); 792 793 padapter->securitypriv.busetkipkey = false; 794 /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */ 795 } 796 797 rtw_setstakey_cmd(padapter, psta, true, true); 798 } else { /* group key */ 799 if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0) { 800 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)); 801 memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8); 802 memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8); 803 padapter->securitypriv.binstallGrpkey = true; 804 805 padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx; 806 rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, true); 807 } else if (strcmp(param->u.crypt.alg, "BIP") == 0) { 808 /* save the IGTK key, length 16 bytes */ 809 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)); 810 /* 811 for (no = 0;no<16;no++) 812 printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]); 813 */ 814 padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx; 815 padapter->securitypriv.binstallBIPkey = true; 816 } 817 } 818 } 819 820 pbcmc_sta = rtw_get_bcmc_stainfo(padapter); 821 if (!pbcmc_sta) { 822 /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */ 823 } else { 824 /* Jeff: don't disable ieee8021x_blocked while clearing key */ 825 if (strcmp(param->u.crypt.alg, "none") != 0) 826 pbcmc_sta->ieee8021x_blocked = false; 827 828 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || 829 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) { 830 pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; 831 } 832 } 833 } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { /* adhoc mode */ 834 } 835 } 836 837 exit: 838 839 return ret; 840 } 841 842 static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev, 843 int link_id, u8 key_index, bool pairwise, 844 const u8 *mac_addr, struct key_params *params) 845 { 846 char *alg_name; 847 u32 param_len; 848 struct ieee_param *param = NULL; 849 int ret = 0; 850 struct adapter *padapter = rtw_netdev_priv(ndev); 851 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 852 853 param_len = sizeof(struct ieee_param) + params->key_len; 854 param = rtw_malloc(param_len); 855 if (!param) 856 return -1; 857 858 memset(param, 0, param_len); 859 860 param->cmd = IEEE_CMD_SET_ENCRYPTION; 861 eth_broadcast_addr(param->sta_addr); 862 863 switch (params->cipher) { 864 case IW_AUTH_CIPHER_NONE: 865 /* todo: remove key */ 866 /* remove = 1; */ 867 alg_name = "none"; 868 break; 869 case WLAN_CIPHER_SUITE_WEP40: 870 case WLAN_CIPHER_SUITE_WEP104: 871 alg_name = "WEP"; 872 break; 873 case WLAN_CIPHER_SUITE_TKIP: 874 alg_name = "TKIP"; 875 break; 876 case WLAN_CIPHER_SUITE_CCMP: 877 alg_name = "CCMP"; 878 break; 879 case WLAN_CIPHER_SUITE_AES_CMAC: 880 alg_name = "BIP"; 881 break; 882 default: 883 ret = -ENOTSUPP; 884 goto addkey_end; 885 } 886 887 strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN); 888 889 if (!mac_addr || is_broadcast_ether_addr(mac_addr)) 890 param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */ 891 else 892 param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */ 893 894 param->u.crypt.idx = key_index; 895 896 if (params->seq_len && params->seq) 897 memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len); 898 899 if (params->key_len && params->key) { 900 param->u.crypt.key_len = params->key_len; 901 memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len); 902 } 903 904 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { 905 ret = rtw_cfg80211_set_encryption(ndev, param, param_len); 906 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) { 907 if (mac_addr) 908 memcpy(param->sta_addr, (void *)mac_addr, ETH_ALEN); 909 910 ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len); 911 } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true 912 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { 913 ret = rtw_cfg80211_set_encryption(ndev, param, param_len); 914 } 915 916 addkey_end: 917 kfree(param); 918 919 return ret; 920 } 921 922 static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev, 923 int link_id, u8 key_index, bool pairwise, 924 const u8 *mac_addr, void *cookie, 925 void (*callback)(void *cookie, 926 struct key_params*)) 927 { 928 return 0; 929 } 930 931 static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev, 932 int link_id, u8 key_index, bool pairwise, 933 const u8 *mac_addr) 934 { 935 struct adapter *padapter = rtw_netdev_priv(ndev); 936 struct security_priv *psecuritypriv = &padapter->securitypriv; 937 938 if (key_index == psecuritypriv->dot11PrivacyKeyIndex) { 939 /* clear the flag of wep default key set. */ 940 psecuritypriv->bWepDefaultKeyIdxSet = 0; 941 } 942 943 return 0; 944 } 945 946 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy, 947 struct net_device *ndev, int link_id, 948 u8 key_index, bool unicast, 949 bool multicast) 950 { 951 struct adapter *padapter = rtw_netdev_priv(ndev); 952 struct security_priv *psecuritypriv = &padapter->securitypriv; 953 954 if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) { /* set wep default key */ 955 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 956 957 psecuritypriv->dot11PrivacyKeyIndex = key_index; 958 959 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 960 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 961 if (psecuritypriv->dot11DefKeylen[key_index] == 13) { 962 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 963 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 964 } 965 966 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */ 967 } 968 969 return 0; 970 } 971 972 static int cfg80211_rtw_get_station(struct wiphy *wiphy, 973 struct net_device *ndev, 974 const u8 *mac, 975 struct station_info *sinfo) 976 { 977 int ret = 0; 978 struct adapter *padapter = rtw_netdev_priv(ndev); 979 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 980 struct sta_info *psta = NULL; 981 struct sta_priv *pstapriv = &padapter->stapriv; 982 983 sinfo->filled = 0; 984 985 if (!mac) { 986 ret = -ENOENT; 987 goto exit; 988 } 989 990 psta = rtw_get_stainfo(pstapriv, (u8 *)mac); 991 if (!psta) { 992 ret = -ENOENT; 993 goto exit; 994 } 995 996 /* for infra./P2PClient mode */ 997 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) 998 && check_fwstate(pmlmepriv, _FW_LINKED)) { 999 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 1000 1001 if (memcmp((u8 *)mac, cur_network->network.mac_address, ETH_ALEN)) { 1002 ret = -ENOENT; 1003 goto exit; 1004 } 1005 1006 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 1007 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength); 1008 1009 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 1010 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter); 1011 1012 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); 1013 sinfo->rx_packets = sta_rx_data_pkts(psta); 1014 1015 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); 1016 sinfo->tx_packets = psta->sta_stats.tx_pkts; 1017 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); 1018 } 1019 1020 /* for Ad-Hoc/AP mode */ 1021 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || 1022 check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) || 1023 check_fwstate(pmlmepriv, WIFI_AP_STATE)) && 1024 check_fwstate(pmlmepriv, _FW_LINKED)) { 1025 /* TODO: should acquire station info... */ 1026 } 1027 1028 exit: 1029 return ret; 1030 } 1031 1032 static int cfg80211_rtw_change_iface(struct wiphy *wiphy, 1033 struct net_device *ndev, 1034 enum nl80211_iftype type, 1035 struct vif_params *params) 1036 { 1037 enum nl80211_iftype old_type; 1038 enum ndis_802_11_network_infrastructure networkType; 1039 struct adapter *padapter = rtw_netdev_priv(ndev); 1040 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1041 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1042 int ret = 0; 1043 1044 if (adapter_to_dvobj(padapter)->processing_dev_remove == true) { 1045 ret = -EPERM; 1046 goto exit; 1047 } 1048 1049 { 1050 if (netdev_open(ndev) != 0) { 1051 ret = -EPERM; 1052 goto exit; 1053 } 1054 } 1055 1056 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1057 ret = -EPERM; 1058 goto exit; 1059 } 1060 1061 old_type = rtw_wdev->iftype; 1062 1063 if (old_type != type) { 1064 pmlmeext->action_public_rxseq = 0xffff; 1065 pmlmeext->action_public_dialog_token = 0xff; 1066 } 1067 1068 switch (type) { 1069 case NL80211_IFTYPE_ADHOC: 1070 networkType = Ndis802_11IBSS; 1071 break; 1072 case NL80211_IFTYPE_STATION: 1073 networkType = Ndis802_11Infrastructure; 1074 break; 1075 case NL80211_IFTYPE_AP: 1076 networkType = Ndis802_11APMode; 1077 break; 1078 default: 1079 ret = -EOPNOTSUPP; 1080 goto exit; 1081 } 1082 1083 rtw_wdev->iftype = type; 1084 1085 if (rtw_set_802_11_infrastructure_mode(padapter, networkType) == false) { 1086 rtw_wdev->iftype = old_type; 1087 ret = -EPERM; 1088 goto exit; 1089 } 1090 1091 rtw_setopmode_cmd(padapter, networkType, true); 1092 1093 exit: 1094 1095 return ret; 1096 } 1097 1098 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted) 1099 { 1100 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter); 1101 struct cfg80211_scan_info info = { 1102 .aborted = aborted 1103 }; 1104 1105 spin_lock_bh(&pwdev_priv->scan_req_lock); 1106 if (pwdev_priv->scan_request) { 1107 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */ 1108 if (pwdev_priv->scan_request->wiphy == pwdev_priv->rtw_wdev->wiphy) 1109 cfg80211_scan_done(pwdev_priv->scan_request, &info); 1110 1111 pwdev_priv->scan_request = NULL; 1112 } 1113 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1114 } 1115 1116 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork) 1117 { 1118 struct wireless_dev *pwdev = padapter->rtw_wdev; 1119 struct wiphy *wiphy = pwdev->wiphy; 1120 struct cfg80211_bss *bss = NULL; 1121 struct wlan_bssid_ex *select_network = &pnetwork->network; 1122 1123 bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/, 1124 select_network->mac_address, 1125 select_network->ssid.ssid, 1126 select_network->ssid.ssid_length, 1127 IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); 1128 1129 if (bss) { 1130 cfg80211_unlink_bss(wiphy, bss); 1131 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); 1132 } 1133 } 1134 1135 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter) 1136 { 1137 struct list_head *plist, *phead; 1138 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1139 struct __queue *queue = &(pmlmepriv->scanned_queue); 1140 struct wlan_network *pnetwork = NULL; 1141 1142 spin_lock_bh(&(pmlmepriv->scanned_queue.lock)); 1143 1144 phead = get_list_head(queue); 1145 list_for_each(plist, phead) 1146 { 1147 pnetwork = list_entry(plist, struct wlan_network, list); 1148 1149 /* report network only if the current channel set contains the channel to which this network belongs */ 1150 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.configuration.ds_config) >= 0 1151 && true == rtw_validate_ssid(&(pnetwork->network.ssid))) { 1152 /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */ 1153 rtw_cfg80211_inform_bss(padapter, pnetwork); 1154 } 1155 } 1156 1157 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock)); 1158 } 1159 1160 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len) 1161 { 1162 int ret = 0; 1163 uint wps_ielen = 0; 1164 u8 *wps_ie; 1165 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1166 1167 if (len > 0) { 1168 wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen); 1169 if (wps_ie) { 1170 if (pmlmepriv->wps_probe_req_ie) { 1171 pmlmepriv->wps_probe_req_ie_len = 0; 1172 kfree(pmlmepriv->wps_probe_req_ie); 1173 pmlmepriv->wps_probe_req_ie = NULL; 1174 } 1175 1176 pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen); 1177 if (!pmlmepriv->wps_probe_req_ie) 1178 return -EINVAL; 1179 1180 memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen); 1181 pmlmepriv->wps_probe_req_ie_len = wps_ielen; 1182 } 1183 } 1184 1185 return ret; 1186 } 1187 1188 static int cfg80211_rtw_scan(struct wiphy *wiphy 1189 , struct cfg80211_scan_request *request) 1190 { 1191 struct net_device *ndev = wdev_to_ndev(request->wdev); 1192 int i; 1193 u8 _status = false; 1194 int ret = 0; 1195 struct ndis_802_11_ssid *ssid = NULL; 1196 struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT]; 1197 u8 survey_times = 3; 1198 u8 survey_times_for_one_ch = 6; 1199 struct cfg80211_ssid *ssids = request->ssids; 1200 int j = 0; 1201 bool need_indicate_scan_done = false; 1202 1203 struct adapter *padapter; 1204 struct rtw_wdev_priv *pwdev_priv; 1205 struct mlme_priv *pmlmepriv; 1206 1207 if (!ndev) { 1208 ret = -EINVAL; 1209 goto exit; 1210 } 1211 1212 padapter = rtw_netdev_priv(ndev); 1213 pwdev_priv = adapter_wdev_data(padapter); 1214 pmlmepriv = &padapter->mlmepriv; 1215 /* endif */ 1216 1217 spin_lock_bh(&pwdev_priv->scan_req_lock); 1218 pwdev_priv->scan_request = request; 1219 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1220 1221 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) { 1222 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS | _FW_UNDER_SURVEY | _FW_UNDER_LINKING) == true) { 1223 need_indicate_scan_done = true; 1224 goto check_need_indicate_scan_done; 1225 } 1226 } 1227 1228 rtw_ps_deny(padapter, PS_DENY_SCAN); 1229 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1230 need_indicate_scan_done = true; 1231 goto check_need_indicate_scan_done; 1232 } 1233 1234 if (request->ie && request->ie_len > 0) 1235 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len); 1236 1237 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { 1238 need_indicate_scan_done = true; 1239 goto check_need_indicate_scan_done; 1240 } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 1241 ret = -EBUSY; 1242 goto check_need_indicate_scan_done; 1243 } 1244 1245 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) { 1246 static unsigned long lastscantime; 1247 unsigned long passtime; 1248 1249 passtime = jiffies_to_msecs(jiffies - lastscantime); 1250 lastscantime = jiffies; 1251 if (passtime > 12000) { 1252 need_indicate_scan_done = true; 1253 goto check_need_indicate_scan_done; 1254 } 1255 } 1256 1257 if (rtw_is_scan_deny(padapter)) { 1258 need_indicate_scan_done = true; 1259 goto check_need_indicate_scan_done; 1260 } 1261 1262 ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid), 1263 GFP_KERNEL); 1264 if (!ssid) { 1265 ret = -ENOMEM; 1266 goto check_need_indicate_scan_done; 1267 } 1268 1269 /* parsing request ssids, n_ssids */ 1270 for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) { 1271 memcpy(ssid[i].ssid, ssids[i].ssid, ssids[i].ssid_len); 1272 ssid[i].ssid_length = ssids[i].ssid_len; 1273 } 1274 1275 /* parsing channels, n_channels */ 1276 memset(ch, 0, sizeof(struct rtw_ieee80211_channel) * RTW_CHANNEL_SCAN_AMOUNT); 1277 for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; i++) { 1278 ch[i].hw_value = request->channels[i]->hw_value; 1279 ch[i].flags = request->channels[i]->flags; 1280 } 1281 1282 spin_lock_bh(&pmlmepriv->lock); 1283 if (request->n_channels == 1) { 1284 for (i = 1; i < survey_times_for_one_ch; i++) 1285 memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel)); 1286 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch); 1287 } else if (request->n_channels <= 4) { 1288 for (j = request->n_channels - 1; j >= 0; j--) 1289 for (i = 0; i < survey_times; i++) 1290 memcpy(&ch[j * survey_times + i], &ch[j], sizeof(struct rtw_ieee80211_channel)); 1291 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels); 1292 } else { 1293 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0); 1294 } 1295 spin_unlock_bh(&pmlmepriv->lock); 1296 1297 if (_status == false) 1298 ret = -1; 1299 1300 check_need_indicate_scan_done: 1301 kfree(ssid); 1302 if (need_indicate_scan_done) { 1303 rtw_cfg80211_surveydone_event_callback(padapter); 1304 rtw_cfg80211_indicate_scan_done(padapter, false); 1305 } 1306 1307 rtw_ps_deny_cancel(padapter, PS_DENY_SCAN); 1308 1309 exit: 1310 return ret; 1311 } 1312 1313 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1314 { 1315 return 0; 1316 } 1317 1318 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version) 1319 { 1320 if (!wpa_version) { 1321 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1322 return 0; 1323 } 1324 1325 if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) 1326 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK; 1327 1328 return 0; 1329 } 1330 1331 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv, 1332 enum nl80211_auth_type sme_auth_type) 1333 { 1334 switch (sme_auth_type) { 1335 case NL80211_AUTHTYPE_AUTOMATIC: 1336 1337 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; 1338 1339 break; 1340 case NL80211_AUTHTYPE_OPEN_SYSTEM: 1341 1342 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1343 1344 if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA) 1345 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1346 1347 break; 1348 case NL80211_AUTHTYPE_SHARED_KEY: 1349 1350 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared; 1351 1352 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 1353 1354 break; 1355 default: 1356 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1357 /* return -ENOTSUPP; */ 1358 } 1359 1360 return 0; 1361 } 1362 1363 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast) 1364 { 1365 u32 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1366 1367 u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm : 1368 &psecuritypriv->dot118021XGrpPrivacy; 1369 1370 if (!cipher) { 1371 *profile_cipher = _NO_PRIVACY_; 1372 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1373 return 0; 1374 } 1375 1376 switch (cipher) { 1377 case IW_AUTH_CIPHER_NONE: 1378 *profile_cipher = _NO_PRIVACY_; 1379 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1380 break; 1381 case WLAN_CIPHER_SUITE_WEP40: 1382 *profile_cipher = _WEP40_; 1383 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1384 break; 1385 case WLAN_CIPHER_SUITE_WEP104: 1386 *profile_cipher = _WEP104_; 1387 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1388 break; 1389 case WLAN_CIPHER_SUITE_TKIP: 1390 *profile_cipher = _TKIP_; 1391 ndisencryptstatus = Ndis802_11Encryption2Enabled; 1392 break; 1393 case WLAN_CIPHER_SUITE_CCMP: 1394 *profile_cipher = _AES_; 1395 ndisencryptstatus = Ndis802_11Encryption3Enabled; 1396 break; 1397 default: 1398 return -ENOTSUPP; 1399 } 1400 1401 if (ucast) { 1402 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1403 1404 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */ 1405 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */ 1406 } 1407 1408 return 0; 1409 } 1410 1411 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt) 1412 { 1413 if (key_mgt == WLAN_AKM_SUITE_8021X) 1414 /* auth_type = UMAC_AUTH_TYPE_8021X; */ 1415 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1416 else if (key_mgt == WLAN_AKM_SUITE_PSK) { 1417 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1418 } 1419 1420 return 0; 1421 } 1422 1423 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen) 1424 { 1425 u8 *buf = NULL; 1426 int group_cipher = 0, pairwise_cipher = 0; 1427 int ret = 0; 1428 int wpa_ielen = 0; 1429 int wpa2_ielen = 0; 1430 u8 *pwpa, *pwpa2; 1431 u8 null_addr[] = {0, 0, 0, 0, 0, 0}; 1432 1433 if (!pie || !ielen) { 1434 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */ 1435 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1436 goto exit; 1437 } 1438 1439 if (ielen > MAX_WPA_IE_LEN + MAX_WPS_IE_LEN + MAX_P2P_IE_LEN) { 1440 ret = -EINVAL; 1441 goto exit; 1442 } 1443 1444 buf = rtw_zmalloc(ielen); 1445 if (!buf) { 1446 ret = -ENOMEM; 1447 goto exit; 1448 } 1449 1450 memcpy(buf, pie, ielen); 1451 1452 if (ielen < RSN_HEADER_LEN) { 1453 ret = -1; 1454 goto exit; 1455 } 1456 1457 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen); 1458 if (pwpa && wpa_ielen > 0) { 1459 if (rtw_parse_wpa_ie(pwpa, wpa_ielen + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1460 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1461 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK; 1462 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen + 2); 1463 } 1464 } 1465 1466 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen); 1467 if (pwpa2 && wpa2_ielen > 0) { 1468 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1469 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1470 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK; 1471 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen + 2); 1472 } 1473 } 1474 1475 if (group_cipher == 0) 1476 group_cipher = WPA_CIPHER_NONE; 1477 1478 if (pairwise_cipher == 0) 1479 pairwise_cipher = WPA_CIPHER_NONE; 1480 1481 switch (group_cipher) { 1482 case WPA_CIPHER_NONE: 1483 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_; 1484 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1485 break; 1486 case WPA_CIPHER_WEP40: 1487 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_; 1488 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1489 break; 1490 case WPA_CIPHER_TKIP: 1491 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_; 1492 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1493 break; 1494 case WPA_CIPHER_CCMP: 1495 padapter->securitypriv.dot118021XGrpPrivacy = _AES_; 1496 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1497 break; 1498 case WPA_CIPHER_WEP104: 1499 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1500 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1501 break; 1502 } 1503 1504 switch (pairwise_cipher) { 1505 case WPA_CIPHER_NONE: 1506 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_; 1507 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1508 break; 1509 case WPA_CIPHER_WEP40: 1510 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_; 1511 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1512 break; 1513 case WPA_CIPHER_TKIP: 1514 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_; 1515 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1516 break; 1517 case WPA_CIPHER_CCMP: 1518 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_; 1519 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1520 break; 1521 case WPA_CIPHER_WEP104: 1522 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1523 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1524 break; 1525 } 1526 1527 {/* handle wps_ie */ 1528 uint wps_ielen; 1529 u8 *wps_ie; 1530 1531 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen); 1532 if (wps_ie && wps_ielen > 0) { 1533 padapter->securitypriv.wps_ie_len = min_t(uint, wps_ielen, MAX_WPS_IE_LEN); 1534 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len); 1535 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS); 1536 } else { 1537 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1538 } 1539 } 1540 1541 /* TKIP and AES disallow multicast packets until installing group key */ 1542 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_ 1543 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_ 1544 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_) 1545 /* WPS open need to enable multicast */ 1546 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */ 1547 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr); 1548 1549 exit: 1550 kfree(buf); 1551 if (ret) 1552 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1553 return ret; 1554 } 1555 1556 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev, 1557 struct cfg80211_ibss_params *params) 1558 { 1559 struct adapter *padapter = rtw_netdev_priv(ndev); 1560 struct ndis_802_11_ssid ndis_ssid; 1561 struct security_priv *psecuritypriv = &padapter->securitypriv; 1562 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1563 int ret = 0; 1564 1565 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1566 ret = -EPERM; 1567 goto exit; 1568 } 1569 1570 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1571 ret = -EPERM; 1572 goto exit; 1573 } 1574 1575 if (!params->ssid || !params->ssid_len) { 1576 ret = -EINVAL; 1577 goto exit; 1578 } 1579 1580 if (params->ssid_len > IW_ESSID_MAX_SIZE) { 1581 ret = -E2BIG; 1582 goto exit; 1583 } 1584 1585 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1586 ndis_ssid.ssid_length = params->ssid_len; 1587 memcpy(ndis_ssid.ssid, (u8 *)params->ssid, params->ssid_len); 1588 1589 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1590 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1591 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1592 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1593 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1594 1595 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM); 1596 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype); 1597 1598 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) { 1599 ret = -1; 1600 goto exit; 1601 } 1602 1603 exit: 1604 return ret; 1605 } 1606 1607 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) 1608 { 1609 struct adapter *padapter = rtw_netdev_priv(ndev); 1610 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1611 enum nl80211_iftype old_type; 1612 int ret = 0; 1613 1614 old_type = rtw_wdev->iftype; 1615 1616 rtw_set_to_roam(padapter, 0); 1617 1618 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { 1619 rtw_scan_abort(padapter); 1620 LeaveAllPowerSaveMode(padapter); 1621 1622 rtw_wdev->iftype = NL80211_IFTYPE_STATION; 1623 1624 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false) { 1625 rtw_wdev->iftype = old_type; 1626 ret = -EPERM; 1627 goto leave_ibss; 1628 } 1629 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true); 1630 } 1631 1632 leave_ibss: 1633 return ret; 1634 } 1635 1636 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev, 1637 struct cfg80211_connect_params *sme) 1638 { 1639 int ret = 0; 1640 enum ndis_802_11_authentication_mode authmode; 1641 struct ndis_802_11_ssid ndis_ssid; 1642 struct adapter *padapter = rtw_netdev_priv(ndev); 1643 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1644 struct security_priv *psecuritypriv = &padapter->securitypriv; 1645 1646 padapter->mlmepriv.not_indic_disco = true; 1647 1648 if (adapter_wdev_data(padapter)->block == true) { 1649 ret = -EBUSY; 1650 goto exit; 1651 } 1652 1653 rtw_ps_deny(padapter, PS_DENY_JOIN); 1654 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1655 ret = -EPERM; 1656 goto exit; 1657 } 1658 1659 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1660 ret = -EPERM; 1661 goto exit; 1662 } 1663 1664 if (!sme->ssid || !sme->ssid_len) { 1665 ret = -EINVAL; 1666 goto exit; 1667 } 1668 1669 if (sme->ssid_len > IW_ESSID_MAX_SIZE) { 1670 ret = -E2BIG; 1671 goto exit; 1672 } 1673 1674 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1675 ndis_ssid.ssid_length = sme->ssid_len; 1676 memcpy(ndis_ssid.ssid, (u8 *)sme->ssid, sme->ssid_len); 1677 1678 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 1679 ret = -EBUSY; 1680 goto exit; 1681 } 1682 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) 1683 rtw_scan_abort(padapter); 1684 1685 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1686 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1687 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1688 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1689 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1690 1691 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions); 1692 if (ret < 0) 1693 goto exit; 1694 1695 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type); 1696 1697 if (ret < 0) 1698 goto exit; 1699 1700 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len); 1701 if (ret < 0) 1702 goto exit; 1703 1704 if (sme->crypto.n_ciphers_pairwise) { 1705 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true); 1706 if (ret < 0) 1707 goto exit; 1708 } 1709 1710 /* For WEP Shared auth */ 1711 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared || 1712 psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key) { 1713 u32 wep_key_idx, wep_key_len, wep_total_len; 1714 struct ndis_802_11_wep *pwep = NULL; 1715 1716 wep_key_idx = sme->key_idx; 1717 wep_key_len = sme->key_len; 1718 1719 if (sme->key_idx > WEP_KEYS) { 1720 ret = -EINVAL; 1721 goto exit; 1722 } 1723 1724 if (wep_key_len > 0) { 1725 wep_key_len = wep_key_len <= 5 ? 5 : 13; 1726 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material); 1727 pwep = rtw_malloc(wep_total_len); 1728 if (!pwep) { 1729 ret = -ENOMEM; 1730 goto exit; 1731 } 1732 1733 memset(pwep, 0, wep_total_len); 1734 1735 pwep->key_length = wep_key_len; 1736 pwep->length = wep_total_len; 1737 1738 if (wep_key_len == 13) { 1739 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1740 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1741 } 1742 } else { 1743 ret = -EINVAL; 1744 goto exit; 1745 } 1746 1747 pwep->key_index = wep_key_idx; 1748 pwep->key_index |= 0x80000000; 1749 1750 memcpy(pwep->key_material, (void *)sme->key, pwep->key_length); 1751 1752 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL) 1753 ret = -EOPNOTSUPP; 1754 1755 kfree(pwep); 1756 1757 if (ret < 0) 1758 goto exit; 1759 } 1760 1761 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false); 1762 if (ret < 0) 1763 return ret; 1764 1765 if (sme->crypto.n_akm_suites) { 1766 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]); 1767 if (ret < 0) 1768 goto exit; 1769 } 1770 1771 authmode = psecuritypriv->ndisauthtype; 1772 rtw_set_802_11_authentication_mode(padapter, authmode); 1773 1774 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */ 1775 1776 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) { 1777 ret = -1; 1778 goto exit; 1779 } 1780 1781 exit: 1782 1783 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN); 1784 1785 padapter->mlmepriv.not_indic_disco = false; 1786 1787 return ret; 1788 } 1789 1790 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev, 1791 u16 reason_code) 1792 { 1793 struct adapter *padapter = rtw_netdev_priv(ndev); 1794 1795 rtw_set_to_roam(padapter, 0); 1796 1797 rtw_scan_abort(padapter); 1798 LeaveAllPowerSaveMode(padapter); 1799 rtw_disassoc_cmd(padapter, 500, false); 1800 1801 rtw_indicate_disconnect(padapter); 1802 1803 rtw_free_assoc_resources(padapter, 1); 1804 rtw_pwr_wakeup(padapter); 1805 1806 return 0; 1807 } 1808 1809 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy, 1810 struct wireless_dev *wdev, 1811 enum nl80211_tx_power_setting type, int mbm) 1812 { 1813 return 0; 1814 } 1815 1816 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy, 1817 struct wireless_dev *wdev, int *dbm) 1818 { 1819 *dbm = (12); 1820 1821 return 0; 1822 } 1823 1824 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter) 1825 { 1826 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter); 1827 1828 return rtw_wdev_priv->power_mgmt; 1829 } 1830 1831 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy, 1832 struct net_device *ndev, 1833 bool enabled, int timeout) 1834 { 1835 struct adapter *padapter = rtw_netdev_priv(ndev); 1836 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter); 1837 1838 rtw_wdev_priv->power_mgmt = enabled; 1839 1840 if (!enabled) 1841 LPS_Leave(padapter, "CFG80211_PWRMGMT"); 1842 1843 return 0; 1844 } 1845 1846 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy, 1847 struct net_device *ndev, 1848 struct cfg80211_pmksa *pmksa) 1849 { 1850 u8 index, blInserted = false; 1851 struct adapter *padapter = rtw_netdev_priv(ndev); 1852 struct security_priv *psecuritypriv = &padapter->securitypriv; 1853 1854 if (is_zero_ether_addr((u8 *)pmksa->bssid)) 1855 return -EINVAL; 1856 1857 blInserted = false; 1858 1859 /* overwrite PMKID */ 1860 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 1861 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 1862 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 1863 psecuritypriv->PMKIDList[index].bUsed = true; 1864 psecuritypriv->PMKIDIndex = index + 1; 1865 blInserted = true; 1866 break; 1867 } 1868 } 1869 1870 if (!blInserted) { 1871 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN); 1872 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 1873 1874 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true; 1875 psecuritypriv->PMKIDIndex++; 1876 if (psecuritypriv->PMKIDIndex == 16) 1877 psecuritypriv->PMKIDIndex = 0; 1878 } 1879 1880 return 0; 1881 } 1882 1883 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy, 1884 struct net_device *ndev, 1885 struct cfg80211_pmksa *pmksa) 1886 { 1887 u8 index, bMatched = false; 1888 struct adapter *padapter = rtw_netdev_priv(ndev); 1889 struct security_priv *psecuritypriv = &padapter->securitypriv; 1890 1891 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 1892 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 1893 /* 1894 * BSSID is matched, the same AP => Remove this PMKID information 1895 * and reset it. 1896 */ 1897 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid); 1898 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN); 1899 psecuritypriv->PMKIDList[index].bUsed = false; 1900 bMatched = true; 1901 break; 1902 } 1903 } 1904 1905 if (!bMatched) 1906 return -EINVAL; 1907 1908 return 0; 1909 } 1910 1911 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy, 1912 struct net_device *ndev) 1913 { 1914 struct adapter *padapter = rtw_netdev_priv(ndev); 1915 struct security_priv *psecuritypriv = &padapter->securitypriv; 1916 1917 memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); 1918 psecuritypriv->PMKIDIndex = 0; 1919 1920 return 0; 1921 } 1922 1923 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len) 1924 { 1925 struct net_device *ndev = padapter->pnetdev; 1926 1927 { 1928 struct station_info sinfo = {}; 1929 u8 ie_offset; 1930 1931 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) 1932 ie_offset = _ASOCREQ_IE_OFFSET_; 1933 else /* WIFI_REASSOCREQ */ 1934 ie_offset = _REASOCREQ_IE_OFFSET_; 1935 1936 sinfo.filled = 0; 1937 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset; 1938 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset; 1939 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC); 1940 } 1941 } 1942 1943 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason) 1944 { 1945 struct net_device *ndev = padapter->pnetdev; 1946 1947 cfg80211_del_sta(ndev, da, GFP_ATOMIC); 1948 } 1949 1950 static u8 rtw_get_chan_type(struct adapter *adapter) 1951 { 1952 struct mlme_ext_priv *mlme_ext = &adapter->mlmeextpriv; 1953 1954 switch (mlme_ext->cur_bwmode) { 1955 case CHANNEL_WIDTH_20: 1956 if (is_supported_ht(adapter->registrypriv.wireless_mode)) 1957 return NL80211_CHAN_HT20; 1958 else 1959 return NL80211_CHAN_NO_HT; 1960 case CHANNEL_WIDTH_40: 1961 if (mlme_ext->cur_ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER) 1962 return NL80211_CHAN_HT40PLUS; 1963 else 1964 return NL80211_CHAN_HT40MINUS; 1965 default: 1966 return NL80211_CHAN_HT20; 1967 } 1968 1969 return NL80211_CHAN_HT20; 1970 } 1971 1972 static int cfg80211_rtw_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, 1973 unsigned int link_id, 1974 struct cfg80211_chan_def *chandef) 1975 { 1976 struct adapter *adapter = wiphy_to_adapter(wiphy); 1977 struct registry_priv *registrypriv = &adapter->registrypriv; 1978 enum nl80211_channel_type chan_type; 1979 struct ieee80211_channel *chan = NULL; 1980 int channel; 1981 int freq; 1982 1983 if (!adapter->rtw_wdev) 1984 return -ENODEV; 1985 1986 channel = rtw_get_oper_ch(adapter); 1987 if (!channel) 1988 return -ENODATA; 1989 1990 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 1991 1992 chan = ieee80211_get_channel(adapter->rtw_wdev->wiphy, freq); 1993 1994 if (registrypriv->ht_enable) { 1995 chan_type = rtw_get_chan_type(adapter); 1996 cfg80211_chandef_create(chandef, chan, chan_type); 1997 } else { 1998 cfg80211_chandef_create(chandef, chan, NL80211_CHAN_NO_HT); 1999 } 2000 2001 return 0; 2002 } 2003 2004 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev) 2005 { 2006 int rtap_len; 2007 int qos_len = 0; 2008 int dot11_hdr_len = 24; 2009 int snap_len = 6; 2010 unsigned char *pdata; 2011 u16 frame_control; 2012 unsigned char src_mac_addr[6]; 2013 unsigned char dst_mac_addr[6]; 2014 struct ieee80211_hdr *dot11_hdr; 2015 struct ieee80211_radiotap_header *rtap_hdr; 2016 struct adapter *padapter = rtw_netdev_priv(ndev); 2017 2018 if (!skb) 2019 goto fail; 2020 2021 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header))) 2022 goto fail; 2023 2024 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data; 2025 if (unlikely(rtap_hdr->it_version)) 2026 goto fail; 2027 2028 rtap_len = ieee80211_get_radiotap_len(skb->data); 2029 if (unlikely(skb->len < rtap_len)) 2030 goto fail; 2031 2032 if (rtap_len != 14) 2033 goto fail; 2034 2035 /* Skip the ratio tap header */ 2036 skb_pull(skb, rtap_len); 2037 2038 dot11_hdr = (struct ieee80211_hdr *)skb->data; 2039 frame_control = le16_to_cpu(dot11_hdr->frame_control); 2040 /* Check if the QoS bit is set */ 2041 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { 2042 /* Check if this ia a Wireless Distribution System (WDS) frame 2043 * which has 4 MAC addresses 2044 */ 2045 if (frame_control & 0x0080) 2046 qos_len = 2; 2047 if ((frame_control & 0x0300) == 0x0300) 2048 dot11_hdr_len += 6; 2049 2050 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr)); 2051 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr)); 2052 2053 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for 2054 * two MAC addresses 2055 */ 2056 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2); 2057 pdata = (unsigned char *)skb->data; 2058 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr)); 2059 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr)); 2060 2061 /* Use the real net device to transmit the packet */ 2062 _rtw_xmit_entry(skb, padapter->pnetdev); 2063 return NETDEV_TX_OK; 2064 2065 } else if ((frame_control & (IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) == 2066 (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION)) { 2067 /* only for action frames */ 2068 struct xmit_frame *pmgntframe; 2069 struct pkt_attrib *pattrib; 2070 unsigned char *pframe; 2071 /* u8 category, action, OUI_Subtype, dialogToken = 0; */ 2072 /* unsigned char *frame_body; */ 2073 struct ieee80211_hdr *pwlanhdr; 2074 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2075 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2076 u8 *buf = skb->data; 2077 u32 len = skb->len; 2078 u8 category, action; 2079 2080 if (rtw_action_frame_parse(buf, len, &category, &action) == false) 2081 goto fail; 2082 2083 /* starting alloc mgmt frame to dump it */ 2084 pmgntframe = alloc_mgtxmitframe(pxmitpriv); 2085 if (!pmgntframe) 2086 goto fail; 2087 2088 /* update attribute */ 2089 pattrib = &pmgntframe->attrib; 2090 update_mgntframe_attrib(padapter, pattrib); 2091 pattrib->retry_ctrl = false; 2092 2093 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2094 2095 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2096 2097 memcpy(pframe, (void *)buf, len); 2098 pattrib->pktlen = len; 2099 2100 pwlanhdr = (struct ieee80211_hdr *)pframe; 2101 /* update seq number */ 2102 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2103 pattrib->seqnum = pmlmeext->mgnt_seq; 2104 pmlmeext->mgnt_seq++; 2105 2106 pattrib->last_txcmdsz = pattrib->pktlen; 2107 2108 dump_mgntframe(padapter, pmgntframe); 2109 } 2110 2111 fail: 2112 2113 dev_kfree_skb_any(skb); 2114 2115 return NETDEV_TX_OK; 2116 } 2117 2118 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = { 2119 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry, 2120 }; 2121 2122 static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev) 2123 { 2124 int ret = 0; 2125 struct net_device *mon_ndev = NULL; 2126 struct wireless_dev *mon_wdev = NULL; 2127 struct rtw_netdev_priv_indicator *pnpi; 2128 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter); 2129 2130 if (!name) { 2131 ret = -EINVAL; 2132 goto out; 2133 } 2134 2135 if (pwdev_priv->pmon_ndev) { 2136 ret = -EBUSY; 2137 goto out; 2138 } 2139 2140 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator)); 2141 if (!mon_ndev) { 2142 ret = -ENOMEM; 2143 goto out; 2144 } 2145 2146 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP; 2147 strncpy(mon_ndev->name, name, IFNAMSIZ); 2148 mon_ndev->name[IFNAMSIZ - 1] = 0; 2149 mon_ndev->needs_free_netdev = true; 2150 mon_ndev->priv_destructor = rtw_ndev_destructor; 2151 2152 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops; 2153 2154 pnpi = netdev_priv(mon_ndev); 2155 pnpi->priv = padapter; 2156 pnpi->sizeof_priv = sizeof(struct adapter); 2157 2158 /* wdev */ 2159 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2160 if (!mon_wdev) { 2161 ret = -ENOMEM; 2162 goto out; 2163 } 2164 2165 mon_wdev->wiphy = padapter->rtw_wdev->wiphy; 2166 mon_wdev->netdev = mon_ndev; 2167 mon_wdev->iftype = NL80211_IFTYPE_MONITOR; 2168 mon_ndev->ieee80211_ptr = mon_wdev; 2169 2170 ret = cfg80211_register_netdevice(mon_ndev); 2171 if (ret) 2172 goto out; 2173 2174 *ndev = pwdev_priv->pmon_ndev = mon_ndev; 2175 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ + 1); 2176 2177 out: 2178 if (ret && mon_wdev) { 2179 kfree(mon_wdev); 2180 mon_wdev = NULL; 2181 } 2182 2183 if (ret && mon_ndev) { 2184 free_netdev(mon_ndev); 2185 *ndev = mon_ndev = NULL; 2186 } 2187 2188 return ret; 2189 } 2190 2191 static struct wireless_dev * 2192 cfg80211_rtw_add_virtual_intf( 2193 struct wiphy *wiphy, 2194 const char *name, 2195 unsigned char name_assign_type, 2196 enum nl80211_iftype type, struct vif_params *params) 2197 { 2198 int ret = 0; 2199 struct net_device *ndev = NULL; 2200 struct adapter *padapter = wiphy_to_adapter(wiphy); 2201 2202 switch (type) { 2203 case NL80211_IFTYPE_ADHOC: 2204 case NL80211_IFTYPE_AP_VLAN: 2205 case NL80211_IFTYPE_WDS: 2206 case NL80211_IFTYPE_MESH_POINT: 2207 ret = -ENODEV; 2208 break; 2209 case NL80211_IFTYPE_MONITOR: 2210 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev); 2211 break; 2212 case NL80211_IFTYPE_P2P_CLIENT: 2213 case NL80211_IFTYPE_STATION: 2214 ret = -ENODEV; 2215 break; 2216 case NL80211_IFTYPE_P2P_GO: 2217 case NL80211_IFTYPE_AP: 2218 ret = -ENODEV; 2219 break; 2220 default: 2221 ret = -ENODEV; 2222 break; 2223 } 2224 2225 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret); 2226 } 2227 2228 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, 2229 struct wireless_dev *wdev 2230 ) 2231 { 2232 struct net_device *ndev = wdev_to_ndev(wdev); 2233 int ret = 0; 2234 struct adapter *adapter; 2235 struct rtw_wdev_priv *pwdev_priv; 2236 2237 if (!ndev) { 2238 ret = -EINVAL; 2239 goto exit; 2240 } 2241 2242 adapter = rtw_netdev_priv(ndev); 2243 pwdev_priv = adapter_wdev_data(adapter); 2244 2245 cfg80211_unregister_netdevice(ndev); 2246 2247 if (ndev == pwdev_priv->pmon_ndev) { 2248 pwdev_priv->pmon_ndev = NULL; 2249 pwdev_priv->ifname_mon[0] = '\0'; 2250 } 2251 2252 exit: 2253 return ret; 2254 } 2255 2256 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len) 2257 { 2258 int ret = 0; 2259 u8 *pbuf = NULL; 2260 uint len, wps_ielen = 0; 2261 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); 2262 2263 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) 2264 return -EINVAL; 2265 2266 if (head_len < 24) 2267 return -EINVAL; 2268 2269 pbuf = rtw_zmalloc(head_len + tail_len); 2270 if (!pbuf) 2271 return -ENOMEM; 2272 2273 memcpy(pbuf, (void *)head + 24, head_len - 24);/* 24 =beacon header len. */ 2274 memcpy(pbuf + head_len - 24, (void *)tail, tail_len); 2275 2276 len = head_len + tail_len - 24; 2277 2278 /* check wps ie if inclued */ 2279 rtw_get_wps_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &wps_ielen); 2280 2281 /* pbss_network->ies will not include p2p_ie, wfd ie */ 2282 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, P2P_OUI, 4); 2283 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, WFD_OUI, 4); 2284 2285 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS) 2286 ret = 0; 2287 else 2288 ret = -EINVAL; 2289 2290 kfree(pbuf); 2291 2292 return ret; 2293 } 2294 2295 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev, 2296 struct cfg80211_ap_settings *settings) 2297 { 2298 int ret = 0; 2299 struct adapter *adapter = rtw_netdev_priv(ndev); 2300 2301 ret = rtw_add_beacon(adapter, settings->beacon.head, 2302 settings->beacon.head_len, settings->beacon.tail, 2303 settings->beacon.tail_len); 2304 2305 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid; 2306 2307 if (settings->ssid && settings->ssid_len) { 2308 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network; 2309 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network; 2310 2311 memcpy(pbss_network->ssid.ssid, (void *)settings->ssid, settings->ssid_len); 2312 pbss_network->ssid.ssid_length = settings->ssid_len; 2313 memcpy(pbss_network_ext->ssid.ssid, (void *)settings->ssid, settings->ssid_len); 2314 pbss_network_ext->ssid.ssid_length = settings->ssid_len; 2315 } 2316 2317 return ret; 2318 } 2319 2320 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev, 2321 struct cfg80211_ap_update *info) 2322 { 2323 struct adapter *adapter = rtw_netdev_priv(ndev); 2324 2325 return rtw_add_beacon(adapter, info->beacon.head, 2326 info->beacon.head_len, info->beacon.tail, 2327 info->beacon.tail_len); 2328 } 2329 2330 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev, 2331 unsigned int link_id) 2332 { 2333 return 0; 2334 } 2335 2336 static int cfg80211_rtw_add_station(struct wiphy *wiphy, 2337 struct net_device *ndev, 2338 const u8 *mac, 2339 struct station_parameters *params) 2340 { 2341 return 0; 2342 } 2343 2344 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev, 2345 struct station_del_parameters *params) 2346 { 2347 int ret = 0; 2348 struct list_head *phead, *plist, *tmp; 2349 u8 updated = false; 2350 struct sta_info *psta = NULL; 2351 struct adapter *padapter = rtw_netdev_priv(ndev); 2352 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 2353 struct sta_priv *pstapriv = &padapter->stapriv; 2354 const u8 *mac = params->mac; 2355 2356 if (check_fwstate(pmlmepriv, (_FW_LINKED | WIFI_AP_STATE)) != true) 2357 return -EINVAL; 2358 2359 if (!mac) { 2360 flush_all_cam_entry(padapter); /* clear CAM */ 2361 2362 rtw_sta_flush(padapter); 2363 2364 return 0; 2365 } 2366 2367 if (mac[0] == 0xff && mac[1] == 0xff && 2368 mac[2] == 0xff && mac[3] == 0xff && 2369 mac[4] == 0xff && mac[5] == 0xff) { 2370 return -EINVAL; 2371 } 2372 2373 spin_lock_bh(&pstapriv->asoc_list_lock); 2374 2375 phead = &pstapriv->asoc_list; 2376 /* check asoc_queue */ 2377 list_for_each_safe(plist, tmp, phead) { 2378 psta = list_entry(plist, struct sta_info, asoc_list); 2379 2380 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) { 2381 if (psta->dot8021xalg != 1 || psta->bpairwise_key_installed) { 2382 list_del_init(&psta->asoc_list); 2383 pstapriv->asoc_list_cnt--; 2384 2385 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING); 2386 2387 psta = NULL; 2388 2389 break; 2390 } 2391 } 2392 } 2393 2394 spin_unlock_bh(&pstapriv->asoc_list_lock); 2395 2396 associated_clients_update(padapter, updated); 2397 2398 return ret; 2399 } 2400 2401 static int cfg80211_rtw_change_station(struct wiphy *wiphy, 2402 struct net_device *ndev, 2403 const u8 *mac, 2404 struct station_parameters *params) 2405 { 2406 return 0; 2407 } 2408 2409 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv) 2410 2411 { 2412 struct list_head *phead, *plist; 2413 struct sta_info *psta = NULL; 2414 int i = 0; 2415 2416 phead = &pstapriv->asoc_list; 2417 plist = get_next(phead); 2418 2419 /* check asoc_queue */ 2420 while (phead != plist) { 2421 if (idx == i) 2422 psta = container_of(plist, struct sta_info, asoc_list); 2423 plist = get_next(plist); 2424 i++; 2425 } 2426 return psta; 2427 } 2428 2429 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, 2430 struct net_device *ndev, 2431 int idx, u8 *mac, 2432 struct station_info *sinfo) 2433 { 2434 int ret = 0; 2435 struct adapter *padapter = rtw_netdev_priv(ndev); 2436 struct sta_info *psta = NULL; 2437 struct sta_priv *pstapriv = &padapter->stapriv; 2438 2439 spin_lock_bh(&pstapriv->asoc_list_lock); 2440 psta = rtw_sta_info_get_by_idx(idx, pstapriv); 2441 spin_unlock_bh(&pstapriv->asoc_list_lock); 2442 if (psta == NULL) { 2443 ret = -ENOENT; 2444 goto exit; 2445 } 2446 memcpy(mac, psta->hwaddr, ETH_ALEN); 2447 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL); 2448 sinfo->signal = psta->rssi; 2449 2450 exit: 2451 return ret; 2452 } 2453 2454 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, 2455 struct net_device *ndev, 2456 struct bss_parameters *params) 2457 { 2458 return 0; 2459 } 2460 2461 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char *msg) 2462 { 2463 s32 freq; 2464 int channel; 2465 u8 category, action; 2466 2467 channel = rtw_get_oper_ch(adapter); 2468 2469 rtw_action_frame_parse(frame, frame_len, &category, &action); 2470 2471 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 2472 2473 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC); 2474 } 2475 2476 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len) 2477 { 2478 struct xmit_frame *pmgntframe; 2479 struct pkt_attrib *pattrib; 2480 unsigned char *pframe; 2481 int ret = _FAIL; 2482 bool __maybe_unused ack = true; 2483 struct ieee80211_hdr *pwlanhdr; 2484 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2485 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2486 2487 rtw_set_scan_deny(padapter, 1000); 2488 2489 rtw_scan_abort(padapter); 2490 if (tx_ch != rtw_get_oper_ch(padapter)) { 2491 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) 2492 pmlmeext->cur_channel = tx_ch; 2493 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20); 2494 } 2495 2496 /* starting alloc mgmt frame to dump it */ 2497 pmgntframe = alloc_mgtxmitframe(pxmitpriv); 2498 if (!pmgntframe) { 2499 /* ret = -ENOMEM; */ 2500 ret = _FAIL; 2501 goto exit; 2502 } 2503 2504 /* update attribute */ 2505 pattrib = &pmgntframe->attrib; 2506 update_mgntframe_attrib(padapter, pattrib); 2507 pattrib->retry_ctrl = false; 2508 2509 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2510 2511 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2512 2513 memcpy(pframe, (void *)buf, len); 2514 pattrib->pktlen = len; 2515 2516 pwlanhdr = (struct ieee80211_hdr *)pframe; 2517 /* update seq number */ 2518 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2519 pattrib->seqnum = pmlmeext->mgnt_seq; 2520 pmlmeext->mgnt_seq++; 2521 2522 pattrib->last_txcmdsz = pattrib->pktlen; 2523 2524 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) { 2525 ack = false; 2526 ret = _FAIL; 2527 2528 } else { 2529 msleep(50); 2530 2531 ret = _SUCCESS; 2532 } 2533 2534 exit: 2535 2536 return ret; 2537 } 2538 2539 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, 2540 struct cfg80211_mgmt_tx_params *params, 2541 u64 *cookie) 2542 { 2543 struct net_device *ndev = wdev_to_ndev(wdev); 2544 struct ieee80211_channel *chan = params->chan; 2545 const u8 *buf = params->buf; 2546 size_t len = params->len; 2547 int ret = 0; 2548 int tx_ret; 2549 u32 dump_limit = RTW_MAX_MGMT_TX_CNT; 2550 u32 dump_cnt = 0; 2551 bool ack = true; 2552 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq); 2553 u8 category, action; 2554 int type = (-1); 2555 struct adapter *padapter; 2556 struct rtw_wdev_priv *pwdev_priv; 2557 2558 if (!ndev) { 2559 ret = -EINVAL; 2560 goto exit; 2561 } 2562 2563 padapter = rtw_netdev_priv(ndev); 2564 pwdev_priv = adapter_wdev_data(padapter); 2565 2566 /* cookie generation */ 2567 *cookie = (unsigned long)buf; 2568 2569 /* indicate ack before issue frame to avoid racing with rsp frame */ 2570 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL); 2571 2572 if (rtw_action_frame_parse(buf, len, &category, &action) == false) 2573 goto exit; 2574 2575 rtw_ps_deny(padapter, PS_DENY_MGNT_TX); 2576 if (rtw_pwr_wakeup(padapter) == _FAIL) { 2577 ret = -EFAULT; 2578 goto cancel_ps_deny; 2579 } 2580 2581 do { 2582 dump_cnt++; 2583 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len); 2584 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS); 2585 2586 switch (type) { 2587 case P2P_GO_NEGO_CONF: 2588 rtw_clear_scan_deny(padapter); 2589 break; 2590 case P2P_INVIT_RESP: 2591 if (pwdev_priv->invit_info.flags & BIT(0) && pwdev_priv->invit_info.status == 0) { 2592 rtw_set_scan_deny(padapter, 5000); 2593 rtw_pwr_wakeup_ex(padapter, 5000); 2594 rtw_clear_scan_deny(padapter); 2595 } 2596 break; 2597 } 2598 2599 cancel_ps_deny: 2600 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX); 2601 exit: 2602 return ret; 2603 } 2604 2605 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band) 2606 { 2607 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */ 2608 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */ 2609 2610 ht_cap->ht_supported = true; 2611 2612 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 2613 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 | 2614 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; 2615 2616 /* 2617 *Maximum length of AMPDU that the STA can receive. 2618 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 2619 */ 2620 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 2621 2622 /*Minimum MPDU start spacing , */ 2623 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; 2624 2625 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 2626 2627 /* 2628 *hw->wiphy->bands[NL80211_BAND_2GHZ] 2629 *base on ant_num 2630 *rx_mask: RX mask 2631 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7 2632 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15 2633 *if rx_ant >=3 rx_mask[2]= 0xff; 2634 *if BW_40 rx_mask[4]= 0x01; 2635 *highest supported RX rate 2636 */ 2637 ht_cap->mcs.rx_mask[0] = 0xFF; 2638 ht_cap->mcs.rx_mask[1] = 0x00; 2639 ht_cap->mcs.rx_mask[4] = 0x01; 2640 2641 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); 2642 } 2643 2644 void rtw_cfg80211_init_wiphy(struct adapter *padapter) 2645 { 2646 struct ieee80211_supported_band *bands; 2647 struct wireless_dev *pwdev = padapter->rtw_wdev; 2648 struct wiphy *wiphy = pwdev->wiphy; 2649 2650 { 2651 bands = wiphy->bands[NL80211_BAND_2GHZ]; 2652 if (bands) 2653 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ); 2654 } 2655 2656 /* copy mac_addr to wiphy */ 2657 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); 2658 } 2659 2660 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy) 2661 { 2662 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2663 2664 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT; 2665 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX; 2666 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS; 2667 2668 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION; 2669 2670 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) 2671 | BIT(NL80211_IFTYPE_ADHOC) 2672 | BIT(NL80211_IFTYPE_AP) 2673 | BIT(NL80211_IFTYPE_MONITOR) 2674 ; 2675 2676 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes; 2677 2678 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); 2679 2680 wiphy->cipher_suites = rtw_cipher_suites; 2681 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites); 2682 2683 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */ 2684 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ); 2685 2686 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; 2687 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; 2688 2689 #if defined(CONFIG_PM) 2690 wiphy->max_sched_scan_reqs = 1; 2691 #endif 2692 2693 #if defined(CONFIG_PM) 2694 wiphy->wowlan = &wowlan_stub; 2695 #endif 2696 2697 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 2698 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; 2699 else 2700 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 2701 } 2702 2703 static struct cfg80211_ops rtw_cfg80211_ops = { 2704 .change_virtual_intf = cfg80211_rtw_change_iface, 2705 .add_key = cfg80211_rtw_add_key, 2706 .get_key = cfg80211_rtw_get_key, 2707 .del_key = cfg80211_rtw_del_key, 2708 .set_default_key = cfg80211_rtw_set_default_key, 2709 .get_station = cfg80211_rtw_get_station, 2710 .scan = cfg80211_rtw_scan, 2711 .set_wiphy_params = cfg80211_rtw_set_wiphy_params, 2712 .connect = cfg80211_rtw_connect, 2713 .disconnect = cfg80211_rtw_disconnect, 2714 .join_ibss = cfg80211_rtw_join_ibss, 2715 .leave_ibss = cfg80211_rtw_leave_ibss, 2716 .set_tx_power = cfg80211_rtw_set_txpower, 2717 .get_tx_power = cfg80211_rtw_get_txpower, 2718 .set_power_mgmt = cfg80211_rtw_set_power_mgmt, 2719 .set_pmksa = cfg80211_rtw_set_pmksa, 2720 .del_pmksa = cfg80211_rtw_del_pmksa, 2721 .flush_pmksa = cfg80211_rtw_flush_pmksa, 2722 .get_channel = cfg80211_rtw_get_channel, 2723 .add_virtual_intf = cfg80211_rtw_add_virtual_intf, 2724 .del_virtual_intf = cfg80211_rtw_del_virtual_intf, 2725 2726 .start_ap = cfg80211_rtw_start_ap, 2727 .change_beacon = cfg80211_rtw_change_beacon, 2728 .stop_ap = cfg80211_rtw_stop_ap, 2729 2730 .add_station = cfg80211_rtw_add_station, 2731 .del_station = cfg80211_rtw_del_station, 2732 .change_station = cfg80211_rtw_change_station, 2733 .dump_station = cfg80211_rtw_dump_station, 2734 .change_bss = cfg80211_rtw_change_bss, 2735 2736 .mgmt_tx = cfg80211_rtw_mgmt_tx, 2737 }; 2738 2739 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev) 2740 { 2741 int ret = 0; 2742 struct wiphy *wiphy; 2743 struct wireless_dev *wdev; 2744 struct rtw_wdev_priv *pwdev_priv; 2745 struct net_device *pnetdev = padapter->pnetdev; 2746 2747 /* wiphy */ 2748 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *)); 2749 if (!wiphy) { 2750 ret = -ENOMEM; 2751 goto exit; 2752 } 2753 set_wiphy_dev(wiphy, dev); 2754 *((struct adapter **)wiphy_priv(wiphy)) = padapter; 2755 rtw_cfg80211_preinit_wiphy(padapter, wiphy); 2756 2757 /* init regulary domain */ 2758 rtw_regd_init(wiphy, rtw_reg_notifier); 2759 2760 ret = wiphy_register(wiphy); 2761 if (ret < 0) 2762 goto free_wiphy; 2763 2764 /* wdev */ 2765 wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2766 if (!wdev) { 2767 ret = -ENOMEM; 2768 goto unregister_wiphy; 2769 } 2770 wdev->wiphy = wiphy; 2771 wdev->netdev = pnetdev; 2772 2773 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */ 2774 /* Must sync with _rtw_init_mlme_priv() */ 2775 /* pmlmepriv->fw_state = WIFI_STATION_STATE */ 2776 padapter->rtw_wdev = wdev; 2777 pnetdev->ieee80211_ptr = wdev; 2778 2779 /* init pwdev_priv */ 2780 pwdev_priv = adapter_wdev_data(padapter); 2781 pwdev_priv->rtw_wdev = wdev; 2782 pwdev_priv->pmon_ndev = NULL; 2783 pwdev_priv->ifname_mon[0] = '\0'; 2784 pwdev_priv->padapter = padapter; 2785 pwdev_priv->scan_request = NULL; 2786 spin_lock_init(&pwdev_priv->scan_req_lock); 2787 2788 pwdev_priv->p2p_enabled = false; 2789 pwdev_priv->provdisc_req_issued = false; 2790 rtw_wdev_invit_info_init(&pwdev_priv->invit_info); 2791 rtw_wdev_nego_info_init(&pwdev_priv->nego_info); 2792 2793 pwdev_priv->bandroid_scan = false; 2794 2795 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 2796 pwdev_priv->power_mgmt = true; 2797 else 2798 pwdev_priv->power_mgmt = false; 2799 2800 return ret; 2801 2802 unregister_wiphy: 2803 wiphy_unregister(wiphy); 2804 free_wiphy: 2805 wiphy_free(wiphy); 2806 exit: 2807 return ret; 2808 } 2809 2810 void rtw_wdev_free(struct wireless_dev *wdev) 2811 { 2812 if (!wdev) 2813 return; 2814 2815 kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]); 2816 2817 wiphy_free(wdev->wiphy); 2818 2819 kfree(wdev); 2820 } 2821 2822 void rtw_wdev_unregister(struct wireless_dev *wdev) 2823 { 2824 struct net_device *ndev; 2825 struct adapter *adapter; 2826 struct rtw_wdev_priv *pwdev_priv; 2827 2828 if (!wdev) 2829 return; 2830 ndev = wdev_to_ndev(wdev); 2831 if (!ndev) 2832 return; 2833 2834 adapter = rtw_netdev_priv(ndev); 2835 pwdev_priv = adapter_wdev_data(adapter); 2836 2837 rtw_cfg80211_indicate_scan_done(adapter, true); 2838 2839 if (pwdev_priv->pmon_ndev) 2840 unregister_netdev(pwdev_priv->pmon_ndev); 2841 2842 wiphy_unregister(wdev->wiphy); 2843 } 2844