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