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 int link_id, u8 key_index, bool pairwise, 854 const u8 *mac_addr, 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 int link_id, u8 key_index, bool pairwise, 936 const u8 *mac_addr, 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 int link_id, u8 key_index, bool pairwise, 945 const u8 *mac_addr) 946 { 947 struct adapter *padapter = rtw_netdev_priv(ndev); 948 struct security_priv *psecuritypriv = &padapter->securitypriv; 949 950 if (key_index == psecuritypriv->dot11PrivacyKeyIndex) { 951 /* clear the flag of wep default key set. */ 952 psecuritypriv->bWepDefaultKeyIdxSet = 0; 953 } 954 955 return 0; 956 } 957 958 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy, 959 struct net_device *ndev, int link_id, u8 key_index 960 , bool unicast, bool multicast 961 ) 962 { 963 struct adapter *padapter = rtw_netdev_priv(ndev); 964 struct security_priv *psecuritypriv = &padapter->securitypriv; 965 966 if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) { /* set wep default key */ 967 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 968 969 psecuritypriv->dot11PrivacyKeyIndex = key_index; 970 971 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; 972 psecuritypriv->dot118021XGrpPrivacy = _WEP40_; 973 if (psecuritypriv->dot11DefKeylen[key_index] == 13) { 974 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; 975 psecuritypriv->dot118021XGrpPrivacy = _WEP104_; 976 } 977 978 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */ 979 } 980 981 return 0; 982 983 } 984 985 static int cfg80211_rtw_get_station(struct wiphy *wiphy, 986 struct net_device *ndev, 987 const u8 *mac, 988 struct station_info *sinfo) 989 { 990 int ret = 0; 991 struct adapter *padapter = rtw_netdev_priv(ndev); 992 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 993 struct sta_info *psta = NULL; 994 struct sta_priv *pstapriv = &padapter->stapriv; 995 996 sinfo->filled = 0; 997 998 if (!mac) { 999 ret = -ENOENT; 1000 goto exit; 1001 } 1002 1003 psta = rtw_get_stainfo(pstapriv, (u8 *)mac); 1004 if (!psta) { 1005 ret = -ENOENT; 1006 goto exit; 1007 } 1008 1009 /* for infra./P2PClient mode */ 1010 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) 1011 && check_fwstate(pmlmepriv, _FW_LINKED)) { 1012 struct wlan_network *cur_network = &(pmlmepriv->cur_network); 1013 1014 if (memcmp((u8 *)mac, cur_network->network.mac_address, ETH_ALEN)) { 1015 ret = -ENOENT; 1016 goto exit; 1017 } 1018 1019 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); 1020 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength); 1021 1022 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 1023 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter); 1024 1025 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); 1026 sinfo->rx_packets = sta_rx_data_pkts(psta); 1027 1028 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); 1029 sinfo->tx_packets = psta->sta_stats.tx_pkts; 1030 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); 1031 } 1032 1033 /* for Ad-Hoc/AP mode */ 1034 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) 1035 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) 1036 || check_fwstate(pmlmepriv, WIFI_AP_STATE)) 1037 && check_fwstate(pmlmepriv, _FW_LINKED)) { 1038 /* TODO: should acquire station info... */ 1039 } 1040 1041 exit: 1042 return ret; 1043 } 1044 1045 static int cfg80211_rtw_change_iface(struct wiphy *wiphy, 1046 struct net_device *ndev, 1047 enum nl80211_iftype type, 1048 struct vif_params *params) 1049 { 1050 enum nl80211_iftype old_type; 1051 enum ndis_802_11_network_infrastructure networkType; 1052 struct adapter *padapter = rtw_netdev_priv(ndev); 1053 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1054 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1055 int ret = 0; 1056 1057 if (adapter_to_dvobj(padapter)->processing_dev_remove == true) { 1058 ret = -EPERM; 1059 goto exit; 1060 } 1061 1062 { 1063 if (netdev_open(ndev) != 0) { 1064 ret = -EPERM; 1065 goto exit; 1066 } 1067 } 1068 1069 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1070 ret = -EPERM; 1071 goto exit; 1072 } 1073 1074 old_type = rtw_wdev->iftype; 1075 1076 if (old_type != type) { 1077 pmlmeext->action_public_rxseq = 0xffff; 1078 pmlmeext->action_public_dialog_token = 0xff; 1079 } 1080 1081 switch (type) { 1082 case NL80211_IFTYPE_ADHOC: 1083 networkType = Ndis802_11IBSS; 1084 break; 1085 case NL80211_IFTYPE_STATION: 1086 networkType = Ndis802_11Infrastructure; 1087 break; 1088 case NL80211_IFTYPE_AP: 1089 networkType = Ndis802_11APMode; 1090 break; 1091 default: 1092 ret = -EOPNOTSUPP; 1093 goto exit; 1094 } 1095 1096 rtw_wdev->iftype = type; 1097 1098 if (rtw_set_802_11_infrastructure_mode(padapter, networkType) == false) { 1099 rtw_wdev->iftype = old_type; 1100 ret = -EPERM; 1101 goto exit; 1102 } 1103 1104 rtw_setopmode_cmd(padapter, networkType, true); 1105 1106 exit: 1107 1108 return ret; 1109 } 1110 1111 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted) 1112 { 1113 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter); 1114 struct cfg80211_scan_info info = { 1115 .aborted = aborted 1116 }; 1117 1118 spin_lock_bh(&pwdev_priv->scan_req_lock); 1119 if (pwdev_priv->scan_request) { 1120 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */ 1121 if (pwdev_priv->scan_request->wiphy == pwdev_priv->rtw_wdev->wiphy) 1122 cfg80211_scan_done(pwdev_priv->scan_request, &info); 1123 1124 pwdev_priv->scan_request = NULL; 1125 } 1126 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1127 } 1128 1129 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork) 1130 { 1131 struct wireless_dev *pwdev = padapter->rtw_wdev; 1132 struct wiphy *wiphy = pwdev->wiphy; 1133 struct cfg80211_bss *bss = NULL; 1134 struct wlan_bssid_ex *select_network = &pnetwork->network; 1135 1136 bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/, 1137 select_network->mac_address, select_network->ssid.ssid, 1138 select_network->ssid.ssid_length, 0/*WLAN_CAPABILITY_ESS*/, 1139 0/*WLAN_CAPABILITY_ESS*/); 1140 1141 if (bss) { 1142 cfg80211_unlink_bss(wiphy, bss); 1143 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); 1144 } 1145 } 1146 1147 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter) 1148 { 1149 struct list_head *plist, *phead; 1150 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1151 struct __queue *queue = &(pmlmepriv->scanned_queue); 1152 struct wlan_network *pnetwork = NULL; 1153 1154 spin_lock_bh(&(pmlmepriv->scanned_queue.lock)); 1155 1156 phead = get_list_head(queue); 1157 list_for_each(plist, phead) 1158 { 1159 pnetwork = list_entry(plist, struct wlan_network, list); 1160 1161 /* report network only if the current channel set contains the channel to which this network belongs */ 1162 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.configuration.ds_config) >= 0 1163 && true == rtw_validate_ssid(&(pnetwork->network.ssid))) { 1164 /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */ 1165 rtw_cfg80211_inform_bss(padapter, pnetwork); 1166 } 1167 1168 } 1169 1170 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock)); 1171 } 1172 1173 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len) 1174 { 1175 int ret = 0; 1176 uint wps_ielen = 0; 1177 u8 *wps_ie; 1178 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1179 1180 if (len > 0) { 1181 wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen); 1182 if (wps_ie) { 1183 if (pmlmepriv->wps_probe_req_ie) { 1184 pmlmepriv->wps_probe_req_ie_len = 0; 1185 kfree(pmlmepriv->wps_probe_req_ie); 1186 pmlmepriv->wps_probe_req_ie = NULL; 1187 } 1188 1189 pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen); 1190 if (!pmlmepriv->wps_probe_req_ie) 1191 return -EINVAL; 1192 1193 memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen); 1194 pmlmepriv->wps_probe_req_ie_len = wps_ielen; 1195 } 1196 } 1197 1198 return ret; 1199 1200 } 1201 1202 static int cfg80211_rtw_scan(struct wiphy *wiphy 1203 , struct cfg80211_scan_request *request) 1204 { 1205 struct net_device *ndev = wdev_to_ndev(request->wdev); 1206 int i; 1207 u8 _status = false; 1208 int ret = 0; 1209 struct ndis_802_11_ssid *ssid = NULL; 1210 struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT]; 1211 u8 survey_times = 3; 1212 u8 survey_times_for_one_ch = 6; 1213 struct cfg80211_ssid *ssids = request->ssids; 1214 int j = 0; 1215 bool need_indicate_scan_done = false; 1216 1217 struct adapter *padapter; 1218 struct rtw_wdev_priv *pwdev_priv; 1219 struct mlme_priv *pmlmepriv; 1220 1221 if (!ndev) { 1222 ret = -EINVAL; 1223 goto exit; 1224 } 1225 1226 padapter = rtw_netdev_priv(ndev); 1227 pwdev_priv = adapter_wdev_data(padapter); 1228 pmlmepriv = &padapter->mlmepriv; 1229 /* endif */ 1230 1231 spin_lock_bh(&pwdev_priv->scan_req_lock); 1232 pwdev_priv->scan_request = request; 1233 spin_unlock_bh(&pwdev_priv->scan_req_lock); 1234 1235 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) { 1236 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) { 1237 need_indicate_scan_done = true; 1238 goto check_need_indicate_scan_done; 1239 } 1240 } 1241 1242 rtw_ps_deny(padapter, PS_DENY_SCAN); 1243 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1244 need_indicate_scan_done = true; 1245 goto check_need_indicate_scan_done; 1246 } 1247 1248 if (request->ie && request->ie_len > 0) 1249 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len); 1250 1251 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { 1252 need_indicate_scan_done = true; 1253 goto check_need_indicate_scan_done; 1254 } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 1255 ret = -EBUSY; 1256 goto check_need_indicate_scan_done; 1257 } 1258 1259 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) { 1260 static unsigned long lastscantime; 1261 unsigned long passtime; 1262 1263 passtime = jiffies_to_msecs(jiffies - lastscantime); 1264 lastscantime = jiffies; 1265 if (passtime > 12000) { 1266 need_indicate_scan_done = true; 1267 goto check_need_indicate_scan_done; 1268 } 1269 } 1270 1271 if (rtw_is_scan_deny(padapter)) { 1272 need_indicate_scan_done = true; 1273 goto check_need_indicate_scan_done; 1274 } 1275 1276 ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid), 1277 GFP_KERNEL); 1278 if (!ssid) { 1279 ret = -ENOMEM; 1280 goto check_need_indicate_scan_done; 1281 } 1282 1283 /* parsing request ssids, n_ssids */ 1284 for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) { 1285 memcpy(ssid[i].ssid, ssids[i].ssid, ssids[i].ssid_len); 1286 ssid[i].ssid_length = ssids[i].ssid_len; 1287 } 1288 1289 /* parsing channels, n_channels */ 1290 memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT); 1291 for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; i++) { 1292 ch[i].hw_value = request->channels[i]->hw_value; 1293 ch[i].flags = request->channels[i]->flags; 1294 } 1295 1296 spin_lock_bh(&pmlmepriv->lock); 1297 if (request->n_channels == 1) { 1298 for (i = 1; i < survey_times_for_one_ch; i++) 1299 memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel)); 1300 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch); 1301 } else if (request->n_channels <= 4) { 1302 for (j = request->n_channels - 1; j >= 0; j--) 1303 for (i = 0; i < survey_times; i++) 1304 memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel)); 1305 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels); 1306 } else { 1307 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0); 1308 } 1309 spin_unlock_bh(&pmlmepriv->lock); 1310 1311 1312 if (_status == false) 1313 ret = -1; 1314 1315 check_need_indicate_scan_done: 1316 kfree(ssid); 1317 if (need_indicate_scan_done) { 1318 rtw_cfg80211_surveydone_event_callback(padapter); 1319 rtw_cfg80211_indicate_scan_done(padapter, false); 1320 } 1321 1322 rtw_ps_deny_cancel(padapter, PS_DENY_SCAN); 1323 1324 exit: 1325 return ret; 1326 1327 } 1328 1329 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1330 { 1331 return 0; 1332 } 1333 1334 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version) 1335 { 1336 if (!wpa_version) { 1337 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1338 return 0; 1339 } 1340 1341 1342 if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2)) 1343 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK; 1344 1345 return 0; 1346 1347 } 1348 1349 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv, 1350 enum nl80211_auth_type sme_auth_type) 1351 { 1352 switch (sme_auth_type) { 1353 case NL80211_AUTHTYPE_AUTOMATIC: 1354 1355 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; 1356 1357 break; 1358 case NL80211_AUTHTYPE_OPEN_SYSTEM: 1359 1360 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1361 1362 if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA) 1363 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1364 1365 break; 1366 case NL80211_AUTHTYPE_SHARED_KEY: 1367 1368 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared; 1369 1370 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; 1371 1372 1373 break; 1374 default: 1375 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; 1376 /* return -ENOTSUPP; */ 1377 } 1378 1379 return 0; 1380 1381 } 1382 1383 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast) 1384 { 1385 u32 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1386 1387 u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm : 1388 &psecuritypriv->dot118021XGrpPrivacy; 1389 1390 1391 if (!cipher) { 1392 *profile_cipher = _NO_PRIVACY_; 1393 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1394 return 0; 1395 } 1396 1397 switch (cipher) { 1398 case IW_AUTH_CIPHER_NONE: 1399 *profile_cipher = _NO_PRIVACY_; 1400 ndisencryptstatus = Ndis802_11EncryptionDisabled; 1401 break; 1402 case WLAN_CIPHER_SUITE_WEP40: 1403 *profile_cipher = _WEP40_; 1404 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1405 break; 1406 case WLAN_CIPHER_SUITE_WEP104: 1407 *profile_cipher = _WEP104_; 1408 ndisencryptstatus = Ndis802_11Encryption1Enabled; 1409 break; 1410 case WLAN_CIPHER_SUITE_TKIP: 1411 *profile_cipher = _TKIP_; 1412 ndisencryptstatus = Ndis802_11Encryption2Enabled; 1413 break; 1414 case WLAN_CIPHER_SUITE_CCMP: 1415 *profile_cipher = _AES_; 1416 ndisencryptstatus = Ndis802_11Encryption3Enabled; 1417 break; 1418 default: 1419 return -ENOTSUPP; 1420 } 1421 1422 if (ucast) { 1423 psecuritypriv->ndisencryptstatus = ndisencryptstatus; 1424 1425 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */ 1426 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */ 1427 } 1428 1429 return 0; 1430 } 1431 1432 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt) 1433 { 1434 if (key_mgt == WLAN_AKM_SUITE_8021X) 1435 /* auth_type = UMAC_AUTH_TYPE_8021X; */ 1436 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1437 else if (key_mgt == WLAN_AKM_SUITE_PSK) { 1438 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1439 } 1440 1441 return 0; 1442 } 1443 1444 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen) 1445 { 1446 u8 *buf = NULL; 1447 int group_cipher = 0, pairwise_cipher = 0; 1448 int ret = 0; 1449 int wpa_ielen = 0; 1450 int wpa2_ielen = 0; 1451 u8 *pwpa, *pwpa2; 1452 u8 null_addr[] = {0, 0, 0, 0, 0, 0}; 1453 1454 if (!pie || !ielen) { 1455 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */ 1456 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1457 goto exit; 1458 } 1459 1460 if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) { 1461 ret = -EINVAL; 1462 goto exit; 1463 } 1464 1465 buf = rtw_zmalloc(ielen); 1466 if (!buf) { 1467 ret = -ENOMEM; 1468 goto exit; 1469 } 1470 1471 memcpy(buf, pie, ielen); 1472 1473 if (ielen < RSN_HEADER_LEN) { 1474 ret = -1; 1475 goto exit; 1476 } 1477 1478 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen); 1479 if (pwpa && wpa_ielen > 0) { 1480 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1481 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1482 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK; 1483 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2); 1484 } 1485 } 1486 1487 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen); 1488 if (pwpa2 && wpa2_ielen > 0) { 1489 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { 1490 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; 1491 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK; 1492 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2); 1493 } 1494 } 1495 1496 if (group_cipher == 0) 1497 group_cipher = WPA_CIPHER_NONE; 1498 1499 if (pairwise_cipher == 0) 1500 pairwise_cipher = WPA_CIPHER_NONE; 1501 1502 switch (group_cipher) { 1503 case WPA_CIPHER_NONE: 1504 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_; 1505 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1506 break; 1507 case WPA_CIPHER_WEP40: 1508 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_; 1509 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1510 break; 1511 case WPA_CIPHER_TKIP: 1512 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_; 1513 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1514 break; 1515 case WPA_CIPHER_CCMP: 1516 padapter->securitypriv.dot118021XGrpPrivacy = _AES_; 1517 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1518 break; 1519 case WPA_CIPHER_WEP104: 1520 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1521 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1522 break; 1523 } 1524 1525 switch (pairwise_cipher) { 1526 case WPA_CIPHER_NONE: 1527 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_; 1528 padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; 1529 break; 1530 case WPA_CIPHER_WEP40: 1531 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_; 1532 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1533 break; 1534 case WPA_CIPHER_TKIP: 1535 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_; 1536 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; 1537 break; 1538 case WPA_CIPHER_CCMP: 1539 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_; 1540 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; 1541 break; 1542 case WPA_CIPHER_WEP104: 1543 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1544 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; 1545 break; 1546 } 1547 1548 {/* handle wps_ie */ 1549 uint wps_ielen; 1550 u8 *wps_ie; 1551 1552 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen); 1553 if (wps_ie && wps_ielen > 0) { 1554 padapter->securitypriv.wps_ie_len = min_t(uint, wps_ielen, MAX_WPS_IE_LEN); 1555 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len); 1556 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS); 1557 } else { 1558 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1559 } 1560 } 1561 1562 /* TKIP and AES disallow multicast packets until installing group key */ 1563 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_ 1564 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_ 1565 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_) 1566 /* WPS open need to enable multicast */ 1567 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */ 1568 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr); 1569 1570 exit: 1571 kfree(buf); 1572 if (ret) 1573 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); 1574 return ret; 1575 } 1576 1577 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev, 1578 struct cfg80211_ibss_params *params) 1579 { 1580 struct adapter *padapter = rtw_netdev_priv(ndev); 1581 struct ndis_802_11_ssid ndis_ssid; 1582 struct security_priv *psecuritypriv = &padapter->securitypriv; 1583 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1584 int ret = 0; 1585 1586 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1587 ret = -EPERM; 1588 goto exit; 1589 } 1590 1591 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1592 ret = -EPERM; 1593 goto exit; 1594 } 1595 1596 if (!params->ssid || !params->ssid_len) { 1597 ret = -EINVAL; 1598 goto exit; 1599 } 1600 1601 if (params->ssid_len > IW_ESSID_MAX_SIZE) { 1602 1603 ret = -E2BIG; 1604 goto exit; 1605 } 1606 1607 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1608 ndis_ssid.ssid_length = params->ssid_len; 1609 memcpy(ndis_ssid.ssid, (u8 *)params->ssid, params->ssid_len); 1610 1611 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1612 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1613 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1614 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1615 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1616 1617 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM); 1618 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype); 1619 1620 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) { 1621 ret = -1; 1622 goto exit; 1623 } 1624 1625 exit: 1626 return ret; 1627 } 1628 1629 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) 1630 { 1631 struct adapter *padapter = rtw_netdev_priv(ndev); 1632 struct wireless_dev *rtw_wdev = padapter->rtw_wdev; 1633 enum nl80211_iftype old_type; 1634 int ret = 0; 1635 1636 old_type = rtw_wdev->iftype; 1637 1638 rtw_set_to_roam(padapter, 0); 1639 1640 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { 1641 rtw_scan_abort(padapter); 1642 LeaveAllPowerSaveMode(padapter); 1643 1644 rtw_wdev->iftype = NL80211_IFTYPE_STATION; 1645 1646 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false) { 1647 rtw_wdev->iftype = old_type; 1648 ret = -EPERM; 1649 goto leave_ibss; 1650 } 1651 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true); 1652 } 1653 1654 leave_ibss: 1655 return ret; 1656 } 1657 1658 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev, 1659 struct cfg80211_connect_params *sme) 1660 { 1661 int ret = 0; 1662 enum ndis_802_11_authentication_mode authmode; 1663 struct ndis_802_11_ssid ndis_ssid; 1664 struct adapter *padapter = rtw_netdev_priv(ndev); 1665 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1666 struct security_priv *psecuritypriv = &padapter->securitypriv; 1667 1668 padapter->mlmepriv.not_indic_disco = true; 1669 1670 1671 if (adapter_wdev_data(padapter)->block == true) { 1672 ret = -EBUSY; 1673 goto exit; 1674 } 1675 1676 rtw_ps_deny(padapter, PS_DENY_JOIN); 1677 if (rtw_pwr_wakeup(padapter) == _FAIL) { 1678 ret = -EPERM; 1679 goto exit; 1680 } 1681 1682 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1683 ret = -EPERM; 1684 goto exit; 1685 } 1686 1687 if (!sme->ssid || !sme->ssid_len) { 1688 ret = -EINVAL; 1689 goto exit; 1690 } 1691 1692 if (sme->ssid_len > IW_ESSID_MAX_SIZE) { 1693 1694 ret = -E2BIG; 1695 goto exit; 1696 } 1697 1698 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); 1699 ndis_ssid.ssid_length = sme->ssid_len; 1700 memcpy(ndis_ssid.ssid, (u8 *)sme->ssid, sme->ssid_len); 1701 1702 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { 1703 ret = -EBUSY; 1704 goto exit; 1705 } 1706 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) 1707 rtw_scan_abort(padapter); 1708 1709 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; 1710 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 1711 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 1712 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 1713 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 1714 1715 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions); 1716 if (ret < 0) 1717 goto exit; 1718 1719 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type); 1720 1721 if (ret < 0) 1722 goto exit; 1723 1724 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len); 1725 if (ret < 0) 1726 goto exit; 1727 1728 if (sme->crypto.n_ciphers_pairwise) { 1729 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true); 1730 if (ret < 0) 1731 goto exit; 1732 } 1733 1734 /* For WEP Shared auth */ 1735 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared || 1736 psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key) { 1737 u32 wep_key_idx, wep_key_len, wep_total_len; 1738 struct ndis_802_11_wep *pwep = NULL; 1739 1740 wep_key_idx = sme->key_idx; 1741 wep_key_len = sme->key_len; 1742 1743 if (sme->key_idx > WEP_KEYS) { 1744 ret = -EINVAL; 1745 goto exit; 1746 } 1747 1748 if (wep_key_len > 0) { 1749 wep_key_len = wep_key_len <= 5 ? 5 : 13; 1750 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material); 1751 pwep = rtw_malloc(wep_total_len); 1752 if (!pwep) { 1753 ret = -ENOMEM; 1754 goto exit; 1755 } 1756 1757 memset(pwep, 0, wep_total_len); 1758 1759 pwep->key_length = wep_key_len; 1760 pwep->length = wep_total_len; 1761 1762 if (wep_key_len == 13) { 1763 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; 1764 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; 1765 } 1766 } else { 1767 ret = -EINVAL; 1768 goto exit; 1769 } 1770 1771 pwep->key_index = wep_key_idx; 1772 pwep->key_index |= 0x80000000; 1773 1774 memcpy(pwep->key_material, (void *)sme->key, pwep->key_length); 1775 1776 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL) 1777 ret = -EOPNOTSUPP; 1778 1779 kfree(pwep); 1780 1781 if (ret < 0) 1782 goto exit; 1783 } 1784 1785 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false); 1786 if (ret < 0) 1787 return ret; 1788 1789 if (sme->crypto.n_akm_suites) { 1790 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]); 1791 if (ret < 0) 1792 goto exit; 1793 } 1794 1795 authmode = psecuritypriv->ndisauthtype; 1796 rtw_set_802_11_authentication_mode(padapter, authmode); 1797 1798 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */ 1799 1800 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) { 1801 ret = -1; 1802 goto exit; 1803 } 1804 1805 exit: 1806 1807 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN); 1808 1809 padapter->mlmepriv.not_indic_disco = false; 1810 1811 return ret; 1812 } 1813 1814 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev, 1815 u16 reason_code) 1816 { 1817 struct adapter *padapter = rtw_netdev_priv(ndev); 1818 1819 rtw_set_to_roam(padapter, 0); 1820 1821 rtw_scan_abort(padapter); 1822 LeaveAllPowerSaveMode(padapter); 1823 rtw_disassoc_cmd(padapter, 500, false); 1824 1825 rtw_indicate_disconnect(padapter); 1826 1827 rtw_free_assoc_resources(padapter, 1); 1828 rtw_pwr_wakeup(padapter); 1829 1830 return 0; 1831 } 1832 1833 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy, 1834 struct wireless_dev *wdev, 1835 enum nl80211_tx_power_setting type, int mbm) 1836 { 1837 return 0; 1838 } 1839 1840 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy, 1841 struct wireless_dev *wdev, 1842 int *dbm) 1843 { 1844 *dbm = (12); 1845 1846 return 0; 1847 } 1848 1849 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter) 1850 { 1851 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter); 1852 1853 return rtw_wdev_priv->power_mgmt; 1854 } 1855 1856 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy, 1857 struct net_device *ndev, 1858 bool enabled, int timeout) 1859 { 1860 struct adapter *padapter = rtw_netdev_priv(ndev); 1861 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter); 1862 1863 rtw_wdev_priv->power_mgmt = enabled; 1864 1865 if (!enabled) 1866 LPS_Leave(padapter, "CFG80211_PWRMGMT"); 1867 1868 return 0; 1869 } 1870 1871 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy, 1872 struct net_device *ndev, 1873 struct cfg80211_pmksa *pmksa) 1874 { 1875 u8 index, blInserted = false; 1876 struct adapter *padapter = rtw_netdev_priv(ndev); 1877 struct security_priv *psecuritypriv = &padapter->securitypriv; 1878 u8 strZeroMacAddress[ETH_ALEN] = { 0x00 }; 1879 1880 if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN)) 1881 return -EINVAL; 1882 1883 blInserted = false; 1884 1885 /* overwrite PMKID */ 1886 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 1887 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 1888 1889 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 1890 psecuritypriv->PMKIDList[index].bUsed = true; 1891 psecuritypriv->PMKIDIndex = index+1; 1892 blInserted = true; 1893 break; 1894 } 1895 } 1896 1897 if (!blInserted) { 1898 1899 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN); 1900 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); 1901 1902 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true; 1903 psecuritypriv->PMKIDIndex++; 1904 if (psecuritypriv->PMKIDIndex == 16) 1905 psecuritypriv->PMKIDIndex = 0; 1906 } 1907 1908 return 0; 1909 } 1910 1911 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy, 1912 struct net_device *ndev, 1913 struct cfg80211_pmksa *pmksa) 1914 { 1915 u8 index, bMatched = false; 1916 struct adapter *padapter = rtw_netdev_priv(ndev); 1917 struct security_priv *psecuritypriv = &padapter->securitypriv; 1918 1919 for (index = 0 ; index < NUM_PMKID_CACHE; index++) { 1920 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { 1921 /* 1922 * BSSID is matched, the same AP => Remove this PMKID information 1923 * and reset it. 1924 */ 1925 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid); 1926 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN); 1927 psecuritypriv->PMKIDList[index].bUsed = false; 1928 bMatched = true; 1929 break; 1930 } 1931 } 1932 1933 if (!bMatched) 1934 return -EINVAL; 1935 1936 return 0; 1937 } 1938 1939 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy, 1940 struct net_device *ndev) 1941 { 1942 struct adapter *padapter = rtw_netdev_priv(ndev); 1943 struct security_priv *psecuritypriv = &padapter->securitypriv; 1944 1945 memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); 1946 psecuritypriv->PMKIDIndex = 0; 1947 1948 return 0; 1949 } 1950 1951 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len) 1952 { 1953 struct net_device *ndev = padapter->pnetdev; 1954 1955 { 1956 struct station_info sinfo = {}; 1957 u8 ie_offset; 1958 1959 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) 1960 ie_offset = _ASOCREQ_IE_OFFSET_; 1961 else /* WIFI_REASSOCREQ */ 1962 ie_offset = _REASOCREQ_IE_OFFSET_; 1963 1964 sinfo.filled = 0; 1965 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset; 1966 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset; 1967 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC); 1968 } 1969 } 1970 1971 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason) 1972 { 1973 struct net_device *ndev = padapter->pnetdev; 1974 1975 cfg80211_del_sta(ndev, da, GFP_ATOMIC); 1976 } 1977 1978 static u8 rtw_get_chan_type(struct adapter *adapter) 1979 { 1980 struct mlme_ext_priv *mlme_ext = &adapter->mlmeextpriv; 1981 1982 switch (mlme_ext->cur_bwmode) { 1983 case CHANNEL_WIDTH_20: 1984 if (is_supported_ht(adapter->registrypriv.wireless_mode)) 1985 return NL80211_CHAN_HT20; 1986 else 1987 return NL80211_CHAN_NO_HT; 1988 case CHANNEL_WIDTH_40: 1989 if (mlme_ext->cur_ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER) 1990 return NL80211_CHAN_HT40PLUS; 1991 else 1992 return NL80211_CHAN_HT40MINUS; 1993 default: 1994 return NL80211_CHAN_HT20; 1995 } 1996 1997 return NL80211_CHAN_HT20; 1998 } 1999 2000 static int cfg80211_rtw_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, 2001 unsigned int link_id, 2002 struct cfg80211_chan_def *chandef) 2003 { 2004 struct adapter *adapter = wiphy_to_adapter(wiphy); 2005 struct registry_priv *registrypriv = &adapter->registrypriv; 2006 enum nl80211_channel_type chan_type; 2007 struct ieee80211_channel *chan = NULL; 2008 int channel; 2009 int freq; 2010 2011 if (!adapter->rtw_wdev) 2012 return -ENODEV; 2013 2014 channel = rtw_get_oper_ch(adapter); 2015 if (!channel) 2016 return -ENODATA; 2017 2018 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 2019 2020 chan = ieee80211_get_channel(adapter->rtw_wdev->wiphy, freq); 2021 2022 if (registrypriv->ht_enable) { 2023 chan_type = rtw_get_chan_type(adapter); 2024 cfg80211_chandef_create(chandef, chan, chan_type); 2025 } else { 2026 cfg80211_chandef_create(chandef, chan, NL80211_CHAN_NO_HT); 2027 } 2028 2029 return 0; 2030 } 2031 2032 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev) 2033 { 2034 int rtap_len; 2035 int qos_len = 0; 2036 int dot11_hdr_len = 24; 2037 int snap_len = 6; 2038 unsigned char *pdata; 2039 u16 frame_control; 2040 unsigned char src_mac_addr[6]; 2041 unsigned char dst_mac_addr[6]; 2042 struct ieee80211_hdr *dot11_hdr; 2043 struct ieee80211_radiotap_header *rtap_hdr; 2044 struct adapter *padapter = rtw_netdev_priv(ndev); 2045 2046 if (!skb) 2047 goto fail; 2048 2049 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header))) 2050 goto fail; 2051 2052 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data; 2053 if (unlikely(rtap_hdr->it_version)) 2054 goto fail; 2055 2056 rtap_len = ieee80211_get_radiotap_len(skb->data); 2057 if (unlikely(skb->len < rtap_len)) 2058 goto fail; 2059 2060 if (rtap_len != 14) 2061 goto fail; 2062 2063 /* Skip the ratio tap header */ 2064 skb_pull(skb, rtap_len); 2065 2066 dot11_hdr = (struct ieee80211_hdr *)skb->data; 2067 frame_control = le16_to_cpu(dot11_hdr->frame_control); 2068 /* Check if the QoS bit is set */ 2069 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { 2070 /* Check if this ia a Wireless Distribution System (WDS) frame 2071 * which has 4 MAC addresses 2072 */ 2073 if (frame_control & 0x0080) 2074 qos_len = 2; 2075 if ((frame_control & 0x0300) == 0x0300) 2076 dot11_hdr_len += 6; 2077 2078 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr)); 2079 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr)); 2080 2081 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for 2082 * two MAC addresses 2083 */ 2084 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2); 2085 pdata = (unsigned char *)skb->data; 2086 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr)); 2087 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr)); 2088 2089 /* Use the real net device to transmit the packet */ 2090 _rtw_xmit_entry(skb, padapter->pnetdev); 2091 return NETDEV_TX_OK; 2092 2093 } else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)) == 2094 (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)) { 2095 /* only for action frames */ 2096 struct xmit_frame *pmgntframe; 2097 struct pkt_attrib *pattrib; 2098 unsigned char *pframe; 2099 /* u8 category, action, OUI_Subtype, dialogToken = 0; */ 2100 /* unsigned char *frame_body; */ 2101 struct ieee80211_hdr *pwlanhdr; 2102 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2103 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2104 u8 *buf = skb->data; 2105 u32 len = skb->len; 2106 u8 category, action; 2107 2108 if (rtw_action_frame_parse(buf, len, &category, &action) == false) 2109 goto fail; 2110 2111 /* starting alloc mgmt frame to dump it */ 2112 pmgntframe = alloc_mgtxmitframe(pxmitpriv); 2113 if (!pmgntframe) 2114 goto fail; 2115 2116 /* update attribute */ 2117 pattrib = &pmgntframe->attrib; 2118 update_mgntframe_attrib(padapter, pattrib); 2119 pattrib->retry_ctrl = false; 2120 2121 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2122 2123 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2124 2125 memcpy(pframe, (void *)buf, len); 2126 pattrib->pktlen = len; 2127 2128 pwlanhdr = (struct ieee80211_hdr *)pframe; 2129 /* update seq number */ 2130 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2131 pattrib->seqnum = pmlmeext->mgnt_seq; 2132 pmlmeext->mgnt_seq++; 2133 2134 2135 pattrib->last_txcmdsz = pattrib->pktlen; 2136 2137 dump_mgntframe(padapter, pmgntframe); 2138 2139 } 2140 2141 fail: 2142 2143 dev_kfree_skb_any(skb); 2144 2145 return NETDEV_TX_OK; 2146 2147 } 2148 2149 2150 2151 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = { 2152 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry, 2153 }; 2154 2155 static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev) 2156 { 2157 int ret = 0; 2158 struct net_device *mon_ndev = NULL; 2159 struct wireless_dev *mon_wdev = NULL; 2160 struct rtw_netdev_priv_indicator *pnpi; 2161 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter); 2162 2163 if (!name) { 2164 ret = -EINVAL; 2165 goto out; 2166 } 2167 2168 if (pwdev_priv->pmon_ndev) { 2169 ret = -EBUSY; 2170 goto out; 2171 } 2172 2173 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator)); 2174 if (!mon_ndev) { 2175 ret = -ENOMEM; 2176 goto out; 2177 } 2178 2179 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP; 2180 strncpy(mon_ndev->name, name, IFNAMSIZ); 2181 mon_ndev->name[IFNAMSIZ - 1] = 0; 2182 mon_ndev->needs_free_netdev = true; 2183 mon_ndev->priv_destructor = rtw_ndev_destructor; 2184 2185 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops; 2186 2187 pnpi = netdev_priv(mon_ndev); 2188 pnpi->priv = padapter; 2189 pnpi->sizeof_priv = sizeof(struct adapter); 2190 2191 /* wdev */ 2192 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2193 if (!mon_wdev) { 2194 ret = -ENOMEM; 2195 goto out; 2196 } 2197 2198 mon_wdev->wiphy = padapter->rtw_wdev->wiphy; 2199 mon_wdev->netdev = mon_ndev; 2200 mon_wdev->iftype = NL80211_IFTYPE_MONITOR; 2201 mon_ndev->ieee80211_ptr = mon_wdev; 2202 2203 ret = cfg80211_register_netdevice(mon_ndev); 2204 if (ret) 2205 goto out; 2206 2207 *ndev = pwdev_priv->pmon_ndev = mon_ndev; 2208 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1); 2209 2210 out: 2211 if (ret && mon_wdev) { 2212 kfree(mon_wdev); 2213 mon_wdev = NULL; 2214 } 2215 2216 if (ret && mon_ndev) { 2217 free_netdev(mon_ndev); 2218 *ndev = mon_ndev = NULL; 2219 } 2220 2221 return ret; 2222 } 2223 2224 static struct wireless_dev * 2225 cfg80211_rtw_add_virtual_intf( 2226 struct wiphy *wiphy, 2227 const char *name, 2228 unsigned char name_assign_type, 2229 enum nl80211_iftype type, struct vif_params *params) 2230 { 2231 int ret = 0; 2232 struct net_device *ndev = NULL; 2233 struct adapter *padapter = wiphy_to_adapter(wiphy); 2234 2235 switch (type) { 2236 case NL80211_IFTYPE_ADHOC: 2237 case NL80211_IFTYPE_AP_VLAN: 2238 case NL80211_IFTYPE_WDS: 2239 case NL80211_IFTYPE_MESH_POINT: 2240 ret = -ENODEV; 2241 break; 2242 case NL80211_IFTYPE_MONITOR: 2243 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev); 2244 break; 2245 case NL80211_IFTYPE_P2P_CLIENT: 2246 case NL80211_IFTYPE_STATION: 2247 ret = -ENODEV; 2248 break; 2249 case NL80211_IFTYPE_P2P_GO: 2250 case NL80211_IFTYPE_AP: 2251 ret = -ENODEV; 2252 break; 2253 default: 2254 ret = -ENODEV; 2255 break; 2256 } 2257 2258 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret); 2259 } 2260 2261 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, 2262 struct wireless_dev *wdev 2263 ) 2264 { 2265 struct net_device *ndev = wdev_to_ndev(wdev); 2266 int ret = 0; 2267 struct adapter *adapter; 2268 struct rtw_wdev_priv *pwdev_priv; 2269 2270 if (!ndev) { 2271 ret = -EINVAL; 2272 goto exit; 2273 } 2274 2275 adapter = rtw_netdev_priv(ndev); 2276 pwdev_priv = adapter_wdev_data(adapter); 2277 2278 cfg80211_unregister_netdevice(ndev); 2279 2280 if (ndev == pwdev_priv->pmon_ndev) { 2281 pwdev_priv->pmon_ndev = NULL; 2282 pwdev_priv->ifname_mon[0] = '\0'; 2283 } 2284 2285 exit: 2286 return ret; 2287 } 2288 2289 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len) 2290 { 2291 int ret = 0; 2292 u8 *pbuf = NULL; 2293 uint len, wps_ielen = 0; 2294 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); 2295 2296 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) 2297 return -EINVAL; 2298 2299 if (head_len < 24) 2300 return -EINVAL; 2301 2302 pbuf = rtw_zmalloc(head_len+tail_len); 2303 if (!pbuf) 2304 return -ENOMEM; 2305 2306 memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */ 2307 memcpy(pbuf+head_len-24, (void *)tail, tail_len); 2308 2309 len = head_len+tail_len-24; 2310 2311 /* check wps ie if inclued */ 2312 rtw_get_wps_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &wps_ielen); 2313 2314 /* pbss_network->ies will not include p2p_ie, wfd ie */ 2315 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, P2P_OUI, 4); 2316 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, WFD_OUI, 4); 2317 2318 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS) 2319 ret = 0; 2320 else 2321 ret = -EINVAL; 2322 2323 2324 kfree(pbuf); 2325 2326 return ret; 2327 } 2328 2329 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev, 2330 struct cfg80211_ap_settings *settings) 2331 { 2332 int ret = 0; 2333 struct adapter *adapter = rtw_netdev_priv(ndev); 2334 2335 ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len, 2336 settings->beacon.tail, settings->beacon.tail_len); 2337 2338 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid; 2339 2340 if (settings->ssid && settings->ssid_len) { 2341 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network; 2342 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network; 2343 2344 memcpy(pbss_network->ssid.ssid, (void *)settings->ssid, settings->ssid_len); 2345 pbss_network->ssid.ssid_length = settings->ssid_len; 2346 memcpy(pbss_network_ext->ssid.ssid, (void *)settings->ssid, settings->ssid_len); 2347 pbss_network_ext->ssid.ssid_length = settings->ssid_len; 2348 } 2349 2350 return ret; 2351 } 2352 2353 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev, 2354 struct cfg80211_beacon_data *info) 2355 { 2356 struct adapter *adapter = rtw_netdev_priv(ndev); 2357 2358 return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len); 2359 } 2360 2361 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev, 2362 unsigned int link_id) 2363 { 2364 return 0; 2365 } 2366 2367 static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev, 2368 const u8 *mac, 2369 struct station_parameters *params) 2370 { 2371 return 0; 2372 } 2373 2374 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev, 2375 struct station_del_parameters *params) 2376 { 2377 int ret = 0; 2378 struct list_head *phead, *plist, *tmp; 2379 u8 updated = false; 2380 struct sta_info *psta = NULL; 2381 struct adapter *padapter = rtw_netdev_priv(ndev); 2382 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 2383 struct sta_priv *pstapriv = &padapter->stapriv; 2384 const u8 *mac = params->mac; 2385 2386 if (check_fwstate(pmlmepriv, (_FW_LINKED | WIFI_AP_STATE)) != true) 2387 return -EINVAL; 2388 2389 if (!mac) { 2390 flush_all_cam_entry(padapter); /* clear CAM */ 2391 2392 rtw_sta_flush(padapter); 2393 2394 return 0; 2395 } 2396 2397 if (mac[0] == 0xff && mac[1] == 0xff && 2398 mac[2] == 0xff && mac[3] == 0xff && 2399 mac[4] == 0xff && mac[5] == 0xff) { 2400 return -EINVAL; 2401 } 2402 2403 2404 spin_lock_bh(&pstapriv->asoc_list_lock); 2405 2406 phead = &pstapriv->asoc_list; 2407 /* check asoc_queue */ 2408 list_for_each_safe(plist, tmp, phead) { 2409 psta = list_entry(plist, struct sta_info, asoc_list); 2410 2411 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) { 2412 if (psta->dot8021xalg != 1 || psta->bpairwise_key_installed) { 2413 list_del_init(&psta->asoc_list); 2414 pstapriv->asoc_list_cnt--; 2415 2416 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING); 2417 2418 psta = NULL; 2419 2420 break; 2421 } 2422 2423 } 2424 2425 } 2426 2427 spin_unlock_bh(&pstapriv->asoc_list_lock); 2428 2429 associated_clients_update(padapter, updated); 2430 2431 return ret; 2432 2433 } 2434 2435 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev, 2436 const u8 *mac, struct station_parameters *params) 2437 { 2438 return 0; 2439 } 2440 2441 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv) 2442 2443 { 2444 struct list_head *phead, *plist; 2445 struct sta_info *psta = NULL; 2446 int i = 0; 2447 2448 phead = &pstapriv->asoc_list; 2449 plist = get_next(phead); 2450 2451 /* check asoc_queue */ 2452 while (phead != plist) { 2453 if (idx == i) 2454 psta = container_of(plist, struct sta_info, asoc_list); 2455 plist = get_next(plist); 2456 i++; 2457 } 2458 return psta; 2459 } 2460 2461 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev, 2462 int idx, u8 *mac, struct station_info *sinfo) 2463 { 2464 2465 int ret = 0; 2466 struct adapter *padapter = rtw_netdev_priv(ndev); 2467 struct sta_info *psta = NULL; 2468 struct sta_priv *pstapriv = &padapter->stapriv; 2469 2470 spin_lock_bh(&pstapriv->asoc_list_lock); 2471 psta = rtw_sta_info_get_by_idx(idx, pstapriv); 2472 spin_unlock_bh(&pstapriv->asoc_list_lock); 2473 if (psta == NULL) { 2474 ret = -ENOENT; 2475 goto exit; 2476 } 2477 memcpy(mac, psta->hwaddr, ETH_ALEN); 2478 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL); 2479 sinfo->signal = psta->rssi; 2480 2481 exit: 2482 return ret; 2483 } 2484 2485 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev, 2486 struct bss_parameters *params) 2487 { 2488 return 0; 2489 } 2490 2491 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char *msg) 2492 { 2493 s32 freq; 2494 int channel; 2495 u8 category, action; 2496 2497 channel = rtw_get_oper_ch(adapter); 2498 2499 rtw_action_frame_parse(frame, frame_len, &category, &action); 2500 2501 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); 2502 2503 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC); 2504 } 2505 2506 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len) 2507 { 2508 struct xmit_frame *pmgntframe; 2509 struct pkt_attrib *pattrib; 2510 unsigned char *pframe; 2511 int ret = _FAIL; 2512 bool __maybe_unused ack = true; 2513 struct ieee80211_hdr *pwlanhdr; 2514 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 2515 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2516 2517 rtw_set_scan_deny(padapter, 1000); 2518 2519 rtw_scan_abort(padapter); 2520 if (tx_ch != rtw_get_oper_ch(padapter)) { 2521 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) 2522 pmlmeext->cur_channel = tx_ch; 2523 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20); 2524 } 2525 2526 /* starting alloc mgmt frame to dump it */ 2527 pmgntframe = alloc_mgtxmitframe(pxmitpriv); 2528 if (!pmgntframe) { 2529 /* ret = -ENOMEM; */ 2530 ret = _FAIL; 2531 goto exit; 2532 } 2533 2534 /* update attribute */ 2535 pattrib = &pmgntframe->attrib; 2536 update_mgntframe_attrib(padapter, pattrib); 2537 pattrib->retry_ctrl = false; 2538 2539 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET); 2540 2541 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; 2542 2543 memcpy(pframe, (void *)buf, len); 2544 pattrib->pktlen = len; 2545 2546 pwlanhdr = (struct ieee80211_hdr *)pframe; 2547 /* update seq number */ 2548 pmlmeext->mgnt_seq = GetSequence(pwlanhdr); 2549 pattrib->seqnum = pmlmeext->mgnt_seq; 2550 pmlmeext->mgnt_seq++; 2551 2552 pattrib->last_txcmdsz = pattrib->pktlen; 2553 2554 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) { 2555 ack = false; 2556 ret = _FAIL; 2557 2558 } else { 2559 msleep(50); 2560 2561 ret = _SUCCESS; 2562 } 2563 2564 exit: 2565 2566 return ret; 2567 2568 } 2569 2570 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, 2571 struct wireless_dev *wdev, 2572 struct cfg80211_mgmt_tx_params *params, 2573 u64 *cookie) 2574 { 2575 struct net_device *ndev = wdev_to_ndev(wdev); 2576 struct ieee80211_channel *chan = params->chan; 2577 const u8 *buf = params->buf; 2578 size_t len = params->len; 2579 int ret = 0; 2580 int tx_ret; 2581 u32 dump_limit = RTW_MAX_MGMT_TX_CNT; 2582 u32 dump_cnt = 0; 2583 bool ack = true; 2584 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq); 2585 u8 category, action; 2586 int type = (-1); 2587 struct adapter *padapter; 2588 struct rtw_wdev_priv *pwdev_priv; 2589 2590 if (!ndev) { 2591 ret = -EINVAL; 2592 goto exit; 2593 } 2594 2595 padapter = rtw_netdev_priv(ndev); 2596 pwdev_priv = adapter_wdev_data(padapter); 2597 2598 /* cookie generation */ 2599 *cookie = (unsigned long) buf; 2600 2601 /* indicate ack before issue frame to avoid racing with rsp frame */ 2602 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL); 2603 2604 if (rtw_action_frame_parse(buf, len, &category, &action) == false) 2605 goto exit; 2606 2607 rtw_ps_deny(padapter, PS_DENY_MGNT_TX); 2608 if (rtw_pwr_wakeup(padapter) == _FAIL) { 2609 ret = -EFAULT; 2610 goto cancel_ps_deny; 2611 } 2612 2613 do { 2614 dump_cnt++; 2615 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len); 2616 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS); 2617 2618 switch (type) { 2619 case P2P_GO_NEGO_CONF: 2620 rtw_clear_scan_deny(padapter); 2621 break; 2622 case P2P_INVIT_RESP: 2623 if (pwdev_priv->invit_info.flags & BIT(0) && pwdev_priv->invit_info.status == 0) { 2624 rtw_set_scan_deny(padapter, 5000); 2625 rtw_pwr_wakeup_ex(padapter, 5000); 2626 rtw_clear_scan_deny(padapter); 2627 } 2628 break; 2629 } 2630 2631 cancel_ps_deny: 2632 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX); 2633 exit: 2634 return ret; 2635 } 2636 2637 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band) 2638 { 2639 2640 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */ 2641 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */ 2642 2643 ht_cap->ht_supported = true; 2644 2645 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | 2646 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 | 2647 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; 2648 2649 /* 2650 *Maximum length of AMPDU that the STA can receive. 2651 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) 2652 */ 2653 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 2654 2655 /*Minimum MPDU start spacing , */ 2656 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; 2657 2658 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 2659 2660 /* 2661 *hw->wiphy->bands[NL80211_BAND_2GHZ] 2662 *base on ant_num 2663 *rx_mask: RX mask 2664 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7 2665 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15 2666 *if rx_ant >=3 rx_mask[2]= 0xff; 2667 *if BW_40 rx_mask[4]= 0x01; 2668 *highest supported RX rate 2669 */ 2670 ht_cap->mcs.rx_mask[0] = 0xFF; 2671 ht_cap->mcs.rx_mask[1] = 0x00; 2672 ht_cap->mcs.rx_mask[4] = 0x01; 2673 2674 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); 2675 } 2676 2677 void rtw_cfg80211_init_wiphy(struct adapter *padapter) 2678 { 2679 struct ieee80211_supported_band *bands; 2680 struct wireless_dev *pwdev = padapter->rtw_wdev; 2681 struct wiphy *wiphy = pwdev->wiphy; 2682 2683 { 2684 bands = wiphy->bands[NL80211_BAND_2GHZ]; 2685 if (bands) 2686 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ); 2687 } 2688 2689 /* copy mac_addr to wiphy */ 2690 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); 2691 2692 } 2693 2694 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy) 2695 { 2696 2697 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2698 2699 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT; 2700 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX; 2701 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS; 2702 2703 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION; 2704 2705 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) 2706 | BIT(NL80211_IFTYPE_ADHOC) 2707 | BIT(NL80211_IFTYPE_AP) 2708 | BIT(NL80211_IFTYPE_MONITOR) 2709 ; 2710 2711 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes; 2712 2713 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); 2714 2715 wiphy->cipher_suites = rtw_cipher_suites; 2716 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites); 2717 2718 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */ 2719 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ); 2720 2721 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; 2722 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; 2723 2724 #if defined(CONFIG_PM) 2725 wiphy->max_sched_scan_reqs = 1; 2726 #endif 2727 2728 #if defined(CONFIG_PM) 2729 wiphy->wowlan = &wowlan_stub; 2730 #endif 2731 2732 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 2733 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; 2734 else 2735 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; 2736 } 2737 2738 static struct cfg80211_ops rtw_cfg80211_ops = { 2739 .change_virtual_intf = cfg80211_rtw_change_iface, 2740 .add_key = cfg80211_rtw_add_key, 2741 .get_key = cfg80211_rtw_get_key, 2742 .del_key = cfg80211_rtw_del_key, 2743 .set_default_key = cfg80211_rtw_set_default_key, 2744 .get_station = cfg80211_rtw_get_station, 2745 .scan = cfg80211_rtw_scan, 2746 .set_wiphy_params = cfg80211_rtw_set_wiphy_params, 2747 .connect = cfg80211_rtw_connect, 2748 .disconnect = cfg80211_rtw_disconnect, 2749 .join_ibss = cfg80211_rtw_join_ibss, 2750 .leave_ibss = cfg80211_rtw_leave_ibss, 2751 .set_tx_power = cfg80211_rtw_set_txpower, 2752 .get_tx_power = cfg80211_rtw_get_txpower, 2753 .set_power_mgmt = cfg80211_rtw_set_power_mgmt, 2754 .set_pmksa = cfg80211_rtw_set_pmksa, 2755 .del_pmksa = cfg80211_rtw_del_pmksa, 2756 .flush_pmksa = cfg80211_rtw_flush_pmksa, 2757 .get_channel = cfg80211_rtw_get_channel, 2758 .add_virtual_intf = cfg80211_rtw_add_virtual_intf, 2759 .del_virtual_intf = cfg80211_rtw_del_virtual_intf, 2760 2761 .start_ap = cfg80211_rtw_start_ap, 2762 .change_beacon = cfg80211_rtw_change_beacon, 2763 .stop_ap = cfg80211_rtw_stop_ap, 2764 2765 .add_station = cfg80211_rtw_add_station, 2766 .del_station = cfg80211_rtw_del_station, 2767 .change_station = cfg80211_rtw_change_station, 2768 .dump_station = cfg80211_rtw_dump_station, 2769 .change_bss = cfg80211_rtw_change_bss, 2770 2771 .mgmt_tx = cfg80211_rtw_mgmt_tx, 2772 }; 2773 2774 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev) 2775 { 2776 int ret = 0; 2777 struct wiphy *wiphy; 2778 struct wireless_dev *wdev; 2779 struct rtw_wdev_priv *pwdev_priv; 2780 struct net_device *pnetdev = padapter->pnetdev; 2781 2782 /* wiphy */ 2783 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *)); 2784 if (!wiphy) { 2785 ret = -ENOMEM; 2786 goto exit; 2787 } 2788 set_wiphy_dev(wiphy, dev); 2789 *((struct adapter **)wiphy_priv(wiphy)) = padapter; 2790 rtw_cfg80211_preinit_wiphy(padapter, wiphy); 2791 2792 /* init regulary domain */ 2793 rtw_regd_init(wiphy, rtw_reg_notifier); 2794 2795 ret = wiphy_register(wiphy); 2796 if (ret < 0) 2797 goto free_wiphy; 2798 2799 /* wdev */ 2800 wdev = rtw_zmalloc(sizeof(struct wireless_dev)); 2801 if (!wdev) { 2802 ret = -ENOMEM; 2803 goto unregister_wiphy; 2804 } 2805 wdev->wiphy = wiphy; 2806 wdev->netdev = pnetdev; 2807 2808 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */ 2809 /* Must sync with _rtw_init_mlme_priv() */ 2810 /* pmlmepriv->fw_state = WIFI_STATION_STATE */ 2811 padapter->rtw_wdev = wdev; 2812 pnetdev->ieee80211_ptr = wdev; 2813 2814 /* init pwdev_priv */ 2815 pwdev_priv = adapter_wdev_data(padapter); 2816 pwdev_priv->rtw_wdev = wdev; 2817 pwdev_priv->pmon_ndev = NULL; 2818 pwdev_priv->ifname_mon[0] = '\0'; 2819 pwdev_priv->padapter = padapter; 2820 pwdev_priv->scan_request = NULL; 2821 spin_lock_init(&pwdev_priv->scan_req_lock); 2822 2823 pwdev_priv->p2p_enabled = false; 2824 pwdev_priv->provdisc_req_issued = false; 2825 rtw_wdev_invit_info_init(&pwdev_priv->invit_info); 2826 rtw_wdev_nego_info_init(&pwdev_priv->nego_info); 2827 2828 pwdev_priv->bandroid_scan = false; 2829 2830 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) 2831 pwdev_priv->power_mgmt = true; 2832 else 2833 pwdev_priv->power_mgmt = false; 2834 2835 return ret; 2836 2837 unregister_wiphy: 2838 wiphy_unregister(wiphy); 2839 free_wiphy: 2840 wiphy_free(wiphy); 2841 exit: 2842 return ret; 2843 2844 } 2845 2846 void rtw_wdev_free(struct wireless_dev *wdev) 2847 { 2848 if (!wdev) 2849 return; 2850 2851 kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]); 2852 2853 wiphy_free(wdev->wiphy); 2854 2855 kfree(wdev); 2856 } 2857 2858 void rtw_wdev_unregister(struct wireless_dev *wdev) 2859 { 2860 struct net_device *ndev; 2861 struct adapter *adapter; 2862 struct rtw_wdev_priv *pwdev_priv; 2863 2864 if (!wdev) 2865 return; 2866 ndev = wdev_to_ndev(wdev); 2867 if (!ndev) 2868 return; 2869 2870 adapter = rtw_netdev_priv(ndev); 2871 pwdev_priv = adapter_wdev_data(adapter); 2872 2873 rtw_cfg80211_indicate_scan_done(adapter, true); 2874 2875 if (pwdev_priv->pmon_ndev) 2876 unregister_netdev(pwdev_priv->pmon_ndev); 2877 2878 wiphy_unregister(wdev->wiphy); 2879 } 2880