1 // SPDX-License-Identifier: GPL-2.0 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #define _RTW_WLAN_UTIL_C_ 8 9 #include <drv_types.h> 10 #include <rtw_debug.h> 11 #include <hal_com_h2c.h> 12 13 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 14 #include <linux/inetdevice.h> 15 #endif 16 17 static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f}; 18 static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74}; 19 20 static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; 21 static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; 22 static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5}; 23 24 static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96}; 25 static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43}; 26 static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43}; 27 static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c}; 28 static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5}; 29 static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02}; 30 static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02}; 31 32 extern unsigned char RTW_WPA_OUI[]; 33 extern unsigned char WPA_TKIP_CIPHER[4]; 34 35 #define R2T_PHY_DELAY (0) 36 37 /* define WAIT_FOR_BCN_TO_MIN (3000) */ 38 #define WAIT_FOR_BCN_TO_MIN (6000) 39 #define WAIT_FOR_BCN_TO_MAX (20000) 40 41 #define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000 42 #define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3 43 44 static u8 rtw_basic_rate_cck[4] = { 45 IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, 46 IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK, 47 IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, 48 IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK 49 }; 50 51 static u8 rtw_basic_rate_ofdm[3] = { 52 IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, 53 IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK, 54 IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK 55 }; 56 57 u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta) 58 { 59 u8 raid, cur_rf_type, rf_type = RF_1T1R; 60 61 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type)); 62 63 if (cur_rf_type == RF_1T1R) { 64 rf_type = RF_1T1R; 65 } else if (IsSupportedVHT(psta->wireless_mode)) { 66 if (psta->ra_mask & 0xffc00000) 67 rf_type = RF_2T2R; 68 } else if (IsSupportedHT(psta->wireless_mode)) { 69 if (psta->ra_mask & 0xfff00000) 70 rf_type = RF_2T2R; 71 } 72 73 switch (psta->wireless_mode) { 74 case WIRELESS_11B: 75 raid = RATEID_IDX_B; 76 break; 77 case WIRELESS_11A: 78 case WIRELESS_11G: 79 raid = RATEID_IDX_G; 80 break; 81 case WIRELESS_11BG: 82 raid = RATEID_IDX_BG; 83 break; 84 case WIRELESS_11_24N: 85 case WIRELESS_11_5N: 86 case WIRELESS_11A_5N: 87 case WIRELESS_11G_24N: 88 if (rf_type == RF_2T2R) 89 raid = RATEID_IDX_GN_N2SS; 90 else 91 raid = RATEID_IDX_GN_N1SS; 92 break; 93 case WIRELESS_11B_24N: 94 case WIRELESS_11BG_24N: 95 if (psta->bw_mode == CHANNEL_WIDTH_20) { 96 if (rf_type == RF_2T2R) 97 raid = RATEID_IDX_BGN_20M_2SS_BN; 98 else 99 raid = RATEID_IDX_BGN_20M_1SS_BN; 100 } else { 101 if (rf_type == RF_2T2R) 102 raid = RATEID_IDX_BGN_40M_2SS; 103 else 104 raid = RATEID_IDX_BGN_40M_1SS; 105 } 106 break; 107 default: 108 raid = RATEID_IDX_BGN_40M_2SS; 109 break; 110 } 111 return raid; 112 } 113 114 unsigned char ratetbl_val_2wifirate(unsigned char rate); 115 unsigned char ratetbl_val_2wifirate(unsigned char rate) 116 { 117 switch (rate & 0x7f) { 118 case 0: 119 return IEEE80211_CCK_RATE_1MB; 120 case 1: 121 return IEEE80211_CCK_RATE_2MB; 122 case 2: 123 return IEEE80211_CCK_RATE_5MB; 124 case 3: 125 return IEEE80211_CCK_RATE_11MB; 126 case 4: 127 return IEEE80211_OFDM_RATE_6MB; 128 case 5: 129 return IEEE80211_OFDM_RATE_9MB; 130 case 6: 131 return IEEE80211_OFDM_RATE_12MB; 132 case 7: 133 return IEEE80211_OFDM_RATE_18MB; 134 case 8: 135 return IEEE80211_OFDM_RATE_24MB; 136 case 9: 137 return IEEE80211_OFDM_RATE_36MB; 138 case 10: 139 return IEEE80211_OFDM_RATE_48MB; 140 case 11: 141 return IEEE80211_OFDM_RATE_54MB; 142 default: 143 return 0; 144 } 145 } 146 147 int is_basicrate(struct adapter *padapter, unsigned char rate); 148 int is_basicrate(struct adapter *padapter, unsigned char rate) 149 { 150 int i; 151 unsigned char val; 152 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 153 154 for (i = 0; i < NumRates; i++) { 155 val = pmlmeext->basicrate[i]; 156 157 if ((val != 0xff) && (val != 0xfe)) 158 if (rate == ratetbl_val_2wifirate(val)) 159 return true; 160 } 161 162 return false; 163 } 164 165 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset); 166 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) 167 { 168 int i; 169 unsigned char rate; 170 unsigned int len = 0; 171 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 172 173 for (i = 0; i < NumRates; i++) { 174 rate = pmlmeext->datarate[i]; 175 176 switch (rate) { 177 case 0xff: 178 return len; 179 180 case 0xfe: 181 continue; 182 183 default: 184 rate = ratetbl_val_2wifirate(rate); 185 186 if (is_basicrate(padapter, rate) == true) 187 rate |= IEEE80211_BASIC_RATE_MASK; 188 189 rateset[len] = rate; 190 len++; 191 break; 192 } 193 } 194 return len; 195 } 196 197 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) 198 { 199 unsigned char supportedrates[NumRates]; 200 201 memset(supportedrates, 0, NumRates); 202 *bssrate_len = ratetbl2rateset(padapter, supportedrates); 203 memcpy(pbssrate, supportedrates, *bssrate_len); 204 } 205 206 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) 207 { 208 u8 mcs_rate_1r = (u8)(mask&0xff); 209 u8 mcs_rate_2r = (u8)((mask>>8)&0xff); 210 u8 mcs_rate_3r = (u8)((mask>>16)&0xff); 211 u8 mcs_rate_4r = (u8)((mask>>24)&0xff); 212 213 mcs_set[0] &= mcs_rate_1r; 214 mcs_set[1] &= mcs_rate_2r; 215 mcs_set[2] &= mcs_rate_3r; 216 mcs_set[3] &= mcs_rate_4r; 217 } 218 219 void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS) 220 { 221 u8 i; 222 u8 rate; 223 224 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ 225 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { 226 rate = mBratesOS[i] & 0x7f; 227 switch (rate) { 228 case IEEE80211_CCK_RATE_1MB: 229 case IEEE80211_CCK_RATE_2MB: 230 case IEEE80211_CCK_RATE_5MB: 231 case IEEE80211_CCK_RATE_11MB: 232 case IEEE80211_OFDM_RATE_6MB: 233 case IEEE80211_OFDM_RATE_12MB: 234 case IEEE80211_OFDM_RATE_24MB: 235 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; 236 break; 237 } 238 } 239 } 240 241 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) 242 { 243 u8 i; 244 u8 rate; 245 246 for (i = 0; i < bssratelen; i++) { 247 rate = bssrateset[i] & 0x7f; 248 switch (rate) { 249 case IEEE80211_CCK_RATE_1MB: 250 case IEEE80211_CCK_RATE_2MB: 251 case IEEE80211_CCK_RATE_5MB: 252 case IEEE80211_CCK_RATE_11MB: 253 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; 254 break; 255 } 256 } 257 } 258 259 void Save_DM_Func_Flag(struct adapter *padapter) 260 { 261 u8 bSaveFlag = true; 262 263 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 264 } 265 266 void Restore_DM_Func_Flag(struct adapter *padapter) 267 { 268 u8 bSaveFlag = false; 269 270 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 271 } 272 273 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) 274 { 275 if (enable == true) 276 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); 277 else 278 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); 279 } 280 281 void Set_MSR(struct adapter *padapter, u8 type) 282 { 283 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); 284 } 285 286 inline u8 rtw_get_oper_ch(struct adapter *adapter) 287 { 288 return adapter_to_dvobj(adapter)->oper_channel; 289 } 290 291 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) 292 { 293 #ifdef DBG_CH_SWITCH 294 const int len = 128; 295 char msg[128] = {0}; 296 int cnt = 0; 297 int i = 0; 298 #endif /* DBG_CH_SWITCH */ 299 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 300 301 if (dvobj->oper_channel != ch) { 302 dvobj->on_oper_ch_time = jiffies; 303 304 #ifdef DBG_CH_SWITCH 305 cnt += scnprintf(msg+cnt, len-cnt, "switch to ch %3u", ch); 306 307 for (i = 0; i < dvobj->iface_nums; i++) { 308 struct adapter *iface = dvobj->padapters[i]; 309 310 cnt += scnprintf(msg+cnt, len-cnt, " [%s:", ADPT_ARG(iface)); 311 if (iface->mlmeextpriv.cur_channel == ch) 312 cnt += scnprintf(msg+cnt, len-cnt, "C"); 313 else 314 cnt += scnprintf(msg+cnt, len-cnt, "_"); 315 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) 316 cnt += scnprintf(msg+cnt, len-cnt, "L"); 317 else 318 cnt += scnprintf(msg+cnt, len-cnt, "_"); 319 cnt += scnprintf(msg+cnt, len-cnt, "]"); 320 } 321 322 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); 323 #endif /* DBG_CH_SWITCH */ 324 } 325 326 dvobj->oper_channel = ch; 327 } 328 329 inline u8 rtw_get_oper_bw(struct adapter *adapter) 330 { 331 return adapter_to_dvobj(adapter)->oper_bwmode; 332 } 333 334 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) 335 { 336 adapter_to_dvobj(adapter)->oper_bwmode = bw; 337 } 338 339 inline u8 rtw_get_oper_choffset(struct adapter *adapter) 340 { 341 return adapter_to_dvobj(adapter)->oper_ch_offset; 342 } 343 344 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) 345 { 346 adapter_to_dvobj(adapter)->oper_ch_offset = offset; 347 } 348 349 u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) 350 { 351 u8 center_ch = channel; 352 353 if (chnl_bw == CHANNEL_WIDTH_80) { 354 center_ch = 7; 355 } else if (chnl_bw == CHANNEL_WIDTH_40) { 356 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) 357 center_ch = channel + 2; 358 else 359 center_ch = channel - 2; 360 } 361 362 return center_ch; 363 } 364 365 inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter) 366 { 367 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) 368 return adapter_to_dvobj(adapter)->on_oper_ch_time; 369 else 370 return 0; 371 } 372 373 void SelectChannel(struct adapter *padapter, unsigned char channel) 374 { 375 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 376 return; 377 378 /* saved channel info */ 379 rtw_set_oper_ch(padapter, channel); 380 381 rtw_hal_set_chan(padapter, channel); 382 383 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 384 } 385 386 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) 387 { 388 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 389 390 if (padapter->bNotifyChannelChange) 391 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); 392 393 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); 394 395 if (bwmode == CHANNEL_WIDTH_80) { 396 if (center_ch > channel) 397 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; 398 else if (center_ch < channel) 399 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; 400 else 401 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 402 } 403 404 /* set Channel */ 405 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 406 return; 407 408 /* saved channel/bw info */ 409 rtw_set_oper_ch(padapter, channel); 410 rtw_set_oper_bw(padapter, bwmode); 411 rtw_set_oper_choffset(padapter, channel_offset); 412 413 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ 414 415 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 416 } 417 418 inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) 419 { 420 return pnetwork->MacAddress; 421 } 422 423 u16 get_beacon_interval(struct wlan_bssid_ex *bss) 424 { 425 __le16 val; 426 427 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); 428 429 return le16_to_cpu(val); 430 } 431 432 int is_client_associated_to_ap(struct adapter *padapter) 433 { 434 struct mlme_ext_priv *pmlmeext; 435 struct mlme_ext_info *pmlmeinfo; 436 437 if (!padapter) 438 return _FAIL; 439 440 pmlmeext = &padapter->mlmeextpriv; 441 pmlmeinfo = &(pmlmeext->mlmext_info); 442 443 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) 444 return true; 445 else 446 return _FAIL; 447 } 448 449 int is_client_associated_to_ibss(struct adapter *padapter) 450 { 451 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 452 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 453 454 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 455 return true; 456 else 457 return _FAIL; 458 } 459 460 int is_IBSS_empty(struct adapter *padapter) 461 { 462 unsigned int i; 463 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 464 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 465 466 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { 467 if (pmlmeinfo->FW_sta_info[i].status == 1) 468 return _FAIL; 469 } 470 471 return true; 472 } 473 474 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) 475 { 476 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) 477 return WAIT_FOR_BCN_TO_MIN; 478 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) 479 return WAIT_FOR_BCN_TO_MAX; 480 else 481 return bcn_interval << 2; 482 } 483 484 void invalidate_cam_all(struct adapter *padapter) 485 { 486 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); 487 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 488 489 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); 490 491 spin_lock_bh(&cam_ctl->lock); 492 cam_ctl->bitmap = 0; 493 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY); 494 spin_unlock_bh(&cam_ctl->lock); 495 } 496 497 static u32 _ReadCAM(struct adapter *padapter, u32 addr) 498 { 499 u32 count = 0, cmd; 500 501 cmd = CAM_POLLINIG | addr; 502 rtw_write32(padapter, RWCAM, cmd); 503 504 do { 505 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG)) 506 break; 507 } while (count++ < 100); 508 509 return rtw_read32(padapter, REG_CAMREAD); 510 } 511 512 void read_cam(struct adapter *padapter, u8 entry, u8 *get_key) 513 { 514 u32 j, addr, cmd; 515 516 addr = entry << 3; 517 518 /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */ 519 for (j = 0; j < 6; j++) { 520 cmd = _ReadCAM(padapter, addr+j); 521 /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */ 522 if (j > 1) /* get key from cam */ 523 memcpy(get_key+(j-2)*4, &cmd, 4); 524 } 525 /* DBG_8192C("*********************************\n"); */ 526 } 527 528 void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) 529 { 530 unsigned int i, val, addr; 531 int j; 532 u32 cam_val[2]; 533 534 addr = entry << 3; 535 536 for (j = 5; j >= 0; j--) { 537 switch (j) { 538 case 0: 539 val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); 540 break; 541 case 1: 542 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); 543 break; 544 default: 545 i = (j - 2) << 2; 546 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); 547 break; 548 } 549 550 cam_val[0] = val; 551 cam_val[1] = addr + (unsigned int)j; 552 553 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); 554 } 555 } 556 557 void _clear_cam_entry(struct adapter *padapter, u8 entry) 558 { 559 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 560 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 561 562 _write_cam(padapter, entry, 0, null_sta, null_key); 563 } 564 565 inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 566 { 567 _write_cam(adapter, id, ctrl, mac, key); 568 write_cam_cache(adapter, id, ctrl, mac, key); 569 } 570 571 inline void clear_cam_entry(struct adapter *adapter, u8 id) 572 { 573 _clear_cam_entry(adapter, id); 574 clear_cam_cache(adapter, id); 575 } 576 577 void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 578 { 579 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 580 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 581 582 spin_lock_bh(&cam_ctl->lock); 583 584 dvobj->cam_cache[id].ctrl = ctrl; 585 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); 586 memcpy(dvobj->cam_cache[id].key, key, 16); 587 588 spin_unlock_bh(&cam_ctl->lock); 589 } 590 591 void clear_cam_cache(struct adapter *adapter, u8 id) 592 { 593 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 594 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 595 596 spin_lock_bh(&cam_ctl->lock); 597 598 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache)); 599 600 spin_unlock_bh(&cam_ctl->lock); 601 } 602 603 static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id) 604 { 605 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 606 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 607 bool ret = false; 608 609 if (cam_id >= TOTAL_CAM_ENTRY) 610 goto exit; 611 612 if (!(cam_ctl->bitmap & BIT(cam_id))) 613 goto exit; 614 615 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false; 616 617 exit: 618 return ret; 619 } 620 621 static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 622 { 623 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 624 int i; 625 s16 cam_id = -1; 626 627 for (i = 0; i < TOTAL_CAM_ENTRY; i++) { 628 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN)) 629 continue; 630 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03)) 631 continue; 632 633 cam_id = i; 634 break; 635 } 636 637 if (addr) 638 DBG_871X(FUNC_ADPT_FMT" addr:%pM kid:%d, return cam_id:%d\n" 639 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id); 640 else 641 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n" 642 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id); 643 644 return cam_id; 645 } 646 647 s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 648 { 649 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 650 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 651 s16 cam_id = -1; 652 653 spin_lock_bh(&cam_ctl->lock); 654 cam_id = _rtw_camid_search(adapter, addr, kid); 655 spin_unlock_bh(&cam_ctl->lock); 656 657 return cam_id; 658 } 659 660 s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid) 661 { 662 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 663 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 664 s16 cam_id = -1; 665 struct mlme_ext_info *mlmeinfo; 666 667 spin_lock_bh(&cam_ctl->lock); 668 669 mlmeinfo = &adapter->mlmeextpriv.mlmext_info; 670 671 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 672 && !sta) { 673 /* AP/Ad-hoc mode group key: static alloction to default key by key ID */ 674 if (kid > 3) { 675 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n" 676 , FUNC_ADPT_ARG(adapter), kid); 677 rtw_warn_on(1); 678 goto bitmap_handle; 679 } 680 681 cam_id = kid; 682 } else { 683 int i; 684 u8 *addr = sta?sta->hwaddr:NULL; 685 686 if (!sta) { 687 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { 688 /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ 689 goto bitmap_handle; 690 } 691 692 addr = get_bssid(&adapter->mlmepriv); 693 } 694 695 i = _rtw_camid_search(adapter, addr, kid); 696 if (i >= 0) { 697 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */ 698 if (sta || _rtw_camid_is_gk(adapter, i)) 699 cam_id = i; 700 else 701 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n" 702 , FUNC_ADPT_ARG(adapter), kid); 703 goto bitmap_handle; 704 } 705 706 for (i = 4; i < TOTAL_CAM_ENTRY; i++) 707 if (!(cam_ctl->bitmap & BIT(i))) 708 break; 709 710 if (i == TOTAL_CAM_ENTRY) { 711 if (sta) 712 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with %pM id:%u no room\n" 713 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid); 714 else 715 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n" 716 , FUNC_ADPT_ARG(adapter), kid); 717 rtw_warn_on(1); 718 goto bitmap_handle; 719 } 720 721 cam_id = i; 722 } 723 724 bitmap_handle: 725 if (cam_id >= 0 && cam_id < 32) 726 cam_ctl->bitmap |= BIT(cam_id); 727 728 spin_unlock_bh(&cam_ctl->lock); 729 730 return cam_id; 731 } 732 733 void rtw_camid_free(struct adapter *adapter, u8 cam_id) 734 { 735 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 736 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 737 738 spin_lock_bh(&cam_ctl->lock); 739 740 if (cam_id < TOTAL_CAM_ENTRY) 741 cam_ctl->bitmap &= ~(BIT(cam_id)); 742 743 spin_unlock_bh(&cam_ctl->lock); 744 } 745 746 int allocate_fw_sta_entry(struct adapter *padapter) 747 { 748 unsigned int mac_id; 749 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 750 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 751 752 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { 753 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { 754 pmlmeinfo->FW_sta_info[mac_id].status = 1; 755 pmlmeinfo->FW_sta_info[mac_id].retry = 0; 756 break; 757 } 758 } 759 760 return mac_id; 761 } 762 763 void flush_all_cam_entry(struct adapter *padapter) 764 { 765 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 766 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 767 768 invalidate_cam_all(padapter); 769 /* clear default key related key search setting */ 770 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); 771 772 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); 773 } 774 775 int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 776 { 777 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 778 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 779 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 780 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 781 782 if (pmlmepriv->qospriv.qos_option == 0) { 783 pmlmeinfo->WMM_enable = 0; 784 return false; 785 } 786 787 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) 788 return false; 789 else 790 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); 791 792 pmlmeinfo->WMM_enable = 1; 793 return true; 794 } 795 796 void WMMOnAssocRsp(struct adapter *padapter) 797 { 798 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; 799 u8 acm_mask; 800 u16 TXOP; 801 u32 acParm, i; 802 u32 edca[4], inx[4]; 803 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 804 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 805 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 806 struct registry_priv *pregpriv = &padapter->registrypriv; 807 808 acm_mask = 0; 809 810 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) 811 aSifsTime = 16; 812 else 813 aSifsTime = 10; 814 815 if (pmlmeinfo->WMM_enable == 0) { 816 padapter->mlmepriv.acm_mask = 0; 817 818 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); 819 820 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { 821 ECWMin = 4; 822 ECWMax = 10; 823 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { 824 ECWMin = 5; 825 ECWMax = 10; 826 } else { 827 ECWMin = 4; 828 ECWMax = 10; 829 } 830 831 TXOP = 0; 832 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 833 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 834 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 835 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 836 837 ECWMin = 2; 838 ECWMax = 3; 839 TXOP = 0x2f; 840 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 841 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 842 } else { 843 edca[0] = edca[1] = edca[2] = edca[3] = 0; 844 845 for (i = 0; i < 4; i++) { 846 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; 847 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; 848 849 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ 850 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; 851 852 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); 853 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; 854 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); 855 856 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 857 858 switch (ACI) { 859 case 0x0: 860 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 861 acm_mask |= (ACM ? BIT(1):0); 862 edca[XMIT_BE_QUEUE] = acParm; 863 break; 864 865 case 0x1: 866 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 867 /* acm_mask |= (ACM? BIT(0):0); */ 868 edca[XMIT_BK_QUEUE] = acParm; 869 break; 870 871 case 0x2: 872 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 873 acm_mask |= (ACM ? BIT(2):0); 874 edca[XMIT_VI_QUEUE] = acParm; 875 break; 876 877 case 0x3: 878 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 879 acm_mask |= (ACM ? BIT(3):0); 880 edca[XMIT_VO_QUEUE] = acParm; 881 break; 882 } 883 884 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); 885 } 886 887 if (padapter->registrypriv.acm_method == 1) 888 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); 889 else 890 padapter->mlmepriv.acm_mask = acm_mask; 891 892 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; 893 894 if (pregpriv->wifi_spec == 1) { 895 u32 j, tmp, change_inx = false; 896 897 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ 898 for (i = 0; i < 4; i++) { 899 for (j = i+1; j < 4; j++) { 900 /* compare CW and AIFS */ 901 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { 902 change_inx = true; 903 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { 904 /* compare TXOP */ 905 if ((edca[j] >> 16) > (edca[i] >> 16)) 906 change_inx = true; 907 } 908 909 if (change_inx) { 910 tmp = edca[i]; 911 edca[i] = edca[j]; 912 edca[j] = tmp; 913 914 tmp = inx[i]; 915 inx[i] = inx[j]; 916 inx[j] = tmp; 917 918 change_inx = false; 919 } 920 } 921 } 922 } 923 924 for (i = 0; i < 4; i++) { 925 pxmitpriv->wmm_para_seq[i] = inx[i]; 926 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); 927 } 928 } 929 } 930 931 static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 932 { 933 unsigned char new_bwmode; 934 unsigned char new_ch_offset; 935 struct HT_info_element *pHT_info; 936 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 937 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 938 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 939 struct registry_priv *pregistrypriv = &padapter->registrypriv; 940 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 941 u8 cbw40_enable = 0; 942 943 if (!pIE) 944 return; 945 946 if (phtpriv->ht_option == false) 947 return; 948 949 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) 950 return; 951 952 if (pIE->Length > sizeof(struct HT_info_element)) 953 return; 954 955 pHT_info = (struct HT_info_element *)pIE->data; 956 957 if (pmlmeext->cur_channel > 14) { 958 if ((pregistrypriv->bw_mode & 0xf0) > 0) 959 cbw40_enable = 1; 960 } else 961 if ((pregistrypriv->bw_mode & 0x0f) > 0) 962 cbw40_enable = 1; 963 964 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 965 new_bwmode = CHANNEL_WIDTH_40; 966 967 switch (pHT_info->infos[0] & 0x3) { 968 case 1: 969 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 970 break; 971 972 case 3: 973 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 974 break; 975 976 default: 977 new_bwmode = CHANNEL_WIDTH_20; 978 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 979 break; 980 } 981 } else { 982 new_bwmode = CHANNEL_WIDTH_20; 983 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 984 } 985 986 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 987 pmlmeinfo->bwmode_updated = true; 988 989 pmlmeext->cur_bwmode = new_bwmode; 990 pmlmeext->cur_ch_offset = new_ch_offset; 991 992 /* update HT info also */ 993 HT_info_handler(padapter, pIE); 994 } else 995 pmlmeinfo->bwmode_updated = false; 996 997 if (true == pmlmeinfo->bwmode_updated) { 998 struct sta_info *psta; 999 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1000 struct sta_priv *pstapriv = &padapter->stapriv; 1001 1002 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1003 1004 /* update ap's stainfo */ 1005 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1006 if (psta) { 1007 struct ht_priv *phtpriv_sta = &psta->htpriv; 1008 1009 if (phtpriv_sta->ht_option) { 1010 /* bwmode */ 1011 psta->bw_mode = pmlmeext->cur_bwmode; 1012 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1013 } else { 1014 psta->bw_mode = CHANNEL_WIDTH_20; 1015 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1016 } 1017 1018 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1019 } 1020 } 1021 } 1022 1023 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1024 { 1025 unsigned int i; 1026 u8 rf_type; 1027 u8 max_AMPDU_len, min_MPDU_spacing; 1028 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1029 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1030 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1031 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1032 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1033 1034 if (!pIE) 1035 return; 1036 1037 if (phtpriv->ht_option == false) 1038 return; 1039 1040 pmlmeinfo->HT_caps_enable = 1; 1041 1042 for (i = 0; i < (pIE->Length); i++) { 1043 if (i != 2) { 1044 /* Commented by Albert 2010/07/12 */ 1045 /* Got the endian issue here. */ 1046 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1047 } else { 1048 /* modify from fw by Thomas 2010/11/17 */ 1049 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1050 max_AMPDU_len = (pIE->data[i] & 0x3); 1051 else 1052 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1053 1054 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1055 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1056 else 1057 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1058 1059 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1060 } 1061 } 1062 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1063 1064 /* update the MCS set */ 1065 for (i = 0; i < 16; i++) 1066 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1067 1068 /* update the MCS rates */ 1069 switch (rf_type) { 1070 case RF_1T1R: 1071 case RF_1T2R: 1072 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1073 break; 1074 case RF_2T2R: 1075 default: 1076 #ifdef CONFIG_DISABLE_MCS13TO15 1077 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1078 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1079 else 1080 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1081 #else /* CONFIG_DISABLE_MCS13TO15 */ 1082 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1083 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1084 } 1085 1086 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1087 /* Config STBC setting */ 1088 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1089 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1090 DBG_871X("Enable HT Tx STBC !\n"); 1091 } 1092 phtpriv->stbc_cap = cur_stbc_cap; 1093 } else { 1094 /* Config LDPC Coding Capability */ 1095 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1096 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1097 DBG_871X("Enable HT Tx LDPC!\n"); 1098 } 1099 phtpriv->ldpc_cap = cur_ldpc_cap; 1100 1101 /* Config STBC setting */ 1102 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1103 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1104 DBG_871X("Enable HT Tx STBC!\n"); 1105 } 1106 phtpriv->stbc_cap = cur_stbc_cap; 1107 } 1108 } 1109 1110 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1111 { 1112 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1113 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1114 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1115 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1116 1117 if (!pIE) 1118 return; 1119 1120 if (phtpriv->ht_option == false) 1121 return; 1122 1123 if (pIE->Length > sizeof(struct HT_info_element)) 1124 return; 1125 1126 pmlmeinfo->HT_info_enable = 1; 1127 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1128 } 1129 1130 void HTOnAssocRsp(struct adapter *padapter) 1131 { 1132 unsigned char max_AMPDU_len; 1133 unsigned char min_MPDU_spacing; 1134 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1135 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1136 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1137 1138 DBG_871X("%s\n", __func__); 1139 1140 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1141 pmlmeinfo->HT_enable = 1; 1142 } else { 1143 pmlmeinfo->HT_enable = 0; 1144 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1145 return; 1146 } 1147 1148 /* handle A-MPDU parameter field */ 1149 /* 1150 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1151 AMPDU_para [4:2]:Min MPDU Start Spacing 1152 */ 1153 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1154 1155 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1156 1157 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1158 1159 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1160 } 1161 1162 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1163 { 1164 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1165 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1166 1167 if (pIE->Length > 1) 1168 return; 1169 1170 pmlmeinfo->ERP_enable = 1; 1171 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1172 } 1173 1174 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1175 { 1176 struct registry_priv *pregpriv = &padapter->registrypriv; 1177 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1178 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1179 1180 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1181 case 0: /* off */ 1182 psta->rtsen = 0; 1183 psta->cts2self = 0; 1184 break; 1185 1186 case 1: /* on */ 1187 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1188 psta->rtsen = 1; 1189 psta->cts2self = 0; 1190 } else { 1191 psta->rtsen = 0; 1192 psta->cts2self = 1; 1193 } 1194 break; 1195 1196 case 2: /* auto */ 1197 default: 1198 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1199 if (pregpriv->vcs_type == 1) { 1200 psta->rtsen = 1; 1201 psta->cts2self = 0; 1202 } else { 1203 psta->rtsen = 0; 1204 psta->cts2self = 1; 1205 } 1206 } else { 1207 psta->rtsen = 0; 1208 psta->cts2self = 0; 1209 } 1210 break; 1211 } 1212 } 1213 1214 void update_ldpc_stbc_cap(struct sta_info *psta) 1215 { 1216 if (psta->htpriv.ht_option) { 1217 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1218 psta->ldpc = 1; 1219 1220 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1221 psta->stbc = 1; 1222 } else { 1223 psta->ldpc = 0; 1224 psta->stbc = 0; 1225 } 1226 } 1227 1228 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1229 { 1230 unsigned int len; 1231 unsigned char *p; 1232 unsigned short val16, subtype; 1233 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1234 /* u8 wpa_ie[255], rsn_ie[255]; */ 1235 u16 wpa_len = 0, rsn_len = 0; 1236 u8 encryp_protocol = 0; 1237 struct wlan_bssid_ex *bssid; 1238 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1239 unsigned char *pbuf; 1240 u32 wpa_ielen = 0; 1241 u8 *pbssid = GetAddr3Ptr(pframe); 1242 struct HT_info_element *pht_info = NULL; 1243 struct ieee80211_ht_cap *pht_cap = NULL; 1244 u32 bcn_channel; 1245 unsigned short ht_cap_info; 1246 unsigned char ht_info_infos_0; 1247 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1248 int ssid_len; 1249 1250 if (is_client_associated_to_ap(Adapter) == false) 1251 return true; 1252 1253 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1254 1255 if (len > MAX_IE_SZ) { 1256 DBG_871X("%s IE too long for survey event\n", __func__); 1257 return _FAIL; 1258 } 1259 1260 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1261 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn %pM %pM\n", 1262 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1263 return true; 1264 } 1265 1266 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1267 if (!bssid) { 1268 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1269 return true; 1270 } 1271 1272 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1273 pmlmepriv->timeBcnInfoChkStart = 0; 1274 pmlmepriv->NumOfBcnInfoChkFail = 0; 1275 } 1276 1277 subtype = GetFrameSubType(pframe) >> 4; 1278 1279 if (subtype == WIFI_BEACON) 1280 bssid->Reserved[0] = 1; 1281 1282 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1283 1284 /* below is to copy the information element */ 1285 bssid->IELength = len; 1286 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1287 1288 /* check bw and channel offset */ 1289 /* parsing HT_CAP_IE */ 1290 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1291 if (p && len > 0) { 1292 pht_cap = (struct ieee80211_ht_cap *)(p + 2); 1293 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1294 } else { 1295 ht_cap_info = 0; 1296 } 1297 /* parsing HT_INFO_IE */ 1298 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1299 if (p && len > 0) { 1300 pht_info = (struct HT_info_element *)(p + 2); 1301 ht_info_infos_0 = pht_info->infos[0]; 1302 } else { 1303 ht_info_infos_0 = 0; 1304 } 1305 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1306 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1307 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1308 ht_cap_info, ht_info_infos_0); 1309 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1310 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1311 DBG_871X("%s bw mode change\n", __func__); 1312 { 1313 /* bcn_info_update */ 1314 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1315 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1316 /* to do : need to check that whether modify related register of BB or not */ 1317 } 1318 /* goto _mismatch; */ 1319 } 1320 1321 /* Checking for channel */ 1322 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1323 if (p) { 1324 bcn_channel = *(p + 2); 1325 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1326 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1327 if (pht_info) { 1328 bcn_channel = pht_info->primary_channel; 1329 } else { /* we don't find channel IE, so don't check it */ 1330 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1331 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1332 } 1333 } 1334 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1335 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1336 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1337 goto _mismatch; 1338 } 1339 1340 /* checking SSID */ 1341 ssid_len = 0; 1342 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1343 if (p) { 1344 ssid_len = *(p + 1); 1345 if (ssid_len > NDIS_802_11_LENGTH_SSID) 1346 ssid_len = 0; 1347 } 1348 memcpy(bssid->Ssid.Ssid, (p + 2), ssid_len); 1349 bssid->Ssid.SsidLength = ssid_len; 1350 1351 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1352 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1353 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1354 cur_network->network.Ssid.SsidLength)); 1355 1356 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1357 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1358 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1359 DBG_871X("%s(), SSID is not match\n", __func__); 1360 goto _mismatch; 1361 } 1362 } 1363 1364 /* check encryption info */ 1365 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1366 1367 if (val16 & BIT(4)) 1368 bssid->Privacy = 1; 1369 else 1370 bssid->Privacy = 0; 1371 1372 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1373 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1374 __func__, cur_network->network.Privacy, bssid->Privacy)); 1375 if (cur_network->network.Privacy != bssid->Privacy) { 1376 DBG_871X("%s(), privacy is not match\n", __func__); 1377 goto _mismatch; 1378 } 1379 1380 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1381 1382 if (rsn_len > 0) { 1383 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1384 } else if (wpa_len > 0) { 1385 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1386 } else { 1387 if (bssid->Privacy) 1388 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1389 } 1390 1391 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1392 DBG_871X("%s(): enctyp is not match\n", __func__); 1393 goto _mismatch; 1394 } 1395 1396 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1397 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1398 if (pbuf && (wpa_ielen > 0)) { 1399 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1400 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1401 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1402 pairwise_cipher, group_cipher, is_8021x)); 1403 } 1404 } else { 1405 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1406 1407 if (pbuf && (wpa_ielen > 0)) { 1408 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1409 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1410 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1411 __func__, pairwise_cipher, group_cipher, is_8021x)); 1412 } 1413 } 1414 } 1415 1416 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1417 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1418 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1419 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1420 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1421 group_cipher, cur_network->BcnInfo.group_cipher); 1422 goto _mismatch; 1423 } 1424 1425 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1426 DBG_871X("%s authentication is not match\n", __func__); 1427 goto _mismatch; 1428 } 1429 } 1430 1431 kfree(bssid); 1432 return _SUCCESS; 1433 1434 _mismatch: 1435 kfree(bssid); 1436 1437 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1438 pmlmepriv->timeBcnInfoChkStart = jiffies; 1439 1440 pmlmepriv->NumOfBcnInfoChkFail++; 1441 DBG_871X("%s by %s - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1442 1443 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1444 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1445 DBG_871X("%s by %s - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1446 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1447 pmlmepriv->timeBcnInfoChkStart = 0; 1448 pmlmepriv->NumOfBcnInfoChkFail = 0; 1449 return _FAIL; 1450 } 1451 1452 return _SUCCESS; 1453 } 1454 1455 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1456 { 1457 unsigned int i; 1458 unsigned int len; 1459 struct ndis_80211_var_ie *pIE; 1460 1461 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1462 1463 for (i = 0; i < len;) { 1464 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1465 1466 switch (pIE->ElementID) { 1467 case _VENDOR_SPECIFIC_IE_: 1468 /* to update WMM parameter set while receiving beacon */ 1469 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1470 if (WMM_param_handler(padapter, pIE)) 1471 report_wmm_edca_update(padapter); 1472 1473 break; 1474 1475 case _HT_EXTRA_INFO_IE_: /* HT info */ 1476 /* HT_info_handler(padapter, pIE); */ 1477 bwmode_update_check(padapter, pIE); 1478 break; 1479 1480 case _ERPINFO_IE_: 1481 ERP_IE_handler(padapter, pIE); 1482 VCS_update(padapter, psta); 1483 break; 1484 1485 default: 1486 break; 1487 } 1488 1489 i += (pIE->Length + 2); 1490 } 1491 } 1492 1493 unsigned int is_ap_in_tkip(struct adapter *padapter) 1494 { 1495 u32 i; 1496 struct ndis_80211_var_ie *pIE; 1497 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1498 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1499 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1500 1501 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1502 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1503 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1504 1505 switch (pIE->ElementID) { 1506 case _VENDOR_SPECIFIC_IE_: 1507 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1508 return true; 1509 1510 break; 1511 1512 case _RSN_IE_2_: 1513 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1514 return true; 1515 1516 default: 1517 break; 1518 } 1519 1520 i += (pIE->Length + 2); 1521 } 1522 1523 return false; 1524 } else 1525 return false; 1526 } 1527 1528 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1529 { 1530 unsigned char bit_offset; 1531 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1532 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1533 1534 if (!(pmlmeinfo->HT_enable)) 1535 return _FAIL; 1536 1537 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1538 1539 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1540 return _SUCCESS; 1541 else 1542 return _FAIL; 1543 } 1544 1545 unsigned char get_highest_rate_idx(u32 mask) 1546 { 1547 int i; 1548 unsigned char rate_idx = 0; 1549 1550 for (i = 31; i >= 0; i--) { 1551 if (mask & BIT(i)) { 1552 rate_idx = i; 1553 break; 1554 } 1555 } 1556 1557 return rate_idx; 1558 } 1559 1560 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1561 { 1562 rtw_hal_update_ra_mask(psta, 0); 1563 } 1564 1565 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1566 { 1567 /* rate adaptive */ 1568 Update_RA_Entry(padapter, psta); 1569 } 1570 1571 unsigned char check_assoc_AP(u8 *pframe, uint len) 1572 { 1573 unsigned int i; 1574 struct ndis_80211_var_ie *pIE; 1575 1576 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1577 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1578 1579 switch (pIE->ElementID) { 1580 case _VENDOR_SPECIFIC_IE_: 1581 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1582 DBG_871X("link to Artheros AP\n"); 1583 return HT_IOT_PEER_ATHEROS; 1584 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1585 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1586 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1587 DBG_871X("link to Broadcom AP\n"); 1588 return HT_IOT_PEER_BROADCOM; 1589 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1590 DBG_871X("link to Marvell AP\n"); 1591 return HT_IOT_PEER_MARVELL; 1592 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1593 DBG_871X("link to Ralink AP\n"); 1594 return HT_IOT_PEER_RALINK; 1595 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1596 DBG_871X("link to Cisco AP\n"); 1597 return HT_IOT_PEER_CISCO; 1598 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1599 u32 Vender = HT_IOT_PEER_REALTEK; 1600 1601 if (pIE->Length >= 5) { 1602 if (pIE->data[4] == 1) 1603 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1604 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1605 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1606 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1607 Vender = HT_IOT_PEER_REALTEK_92SE; 1608 1609 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1610 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1611 1612 if (pIE->data[4] == 2) { 1613 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1614 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1615 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1616 } 1617 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1618 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1619 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1620 } 1621 } 1622 } 1623 1624 DBG_871X("link to Realtek AP\n"); 1625 return Vender; 1626 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1627 DBG_871X("link to Airgo Cap\n"); 1628 return HT_IOT_PEER_AIRGO; 1629 } else 1630 break; 1631 1632 default: 1633 break; 1634 } 1635 1636 i += (pIE->Length + 2); 1637 } 1638 1639 DBG_871X("link to new AP\n"); 1640 return HT_IOT_PEER_UNKNOWN; 1641 } 1642 1643 void update_IOT_info(struct adapter *padapter) 1644 { 1645 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1646 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1647 1648 switch (pmlmeinfo->assoc_AP_vendor) { 1649 case HT_IOT_PEER_MARVELL: 1650 pmlmeinfo->turboMode_cts2self = 1; 1651 pmlmeinfo->turboMode_rtsen = 0; 1652 break; 1653 1654 case HT_IOT_PEER_RALINK: 1655 pmlmeinfo->turboMode_cts2self = 0; 1656 pmlmeinfo->turboMode_rtsen = 1; 1657 /* disable high power */ 1658 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1659 break; 1660 case HT_IOT_PEER_REALTEK: 1661 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1662 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1663 /* disable high power */ 1664 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1665 break; 1666 default: 1667 pmlmeinfo->turboMode_cts2self = 0; 1668 pmlmeinfo->turboMode_rtsen = 1; 1669 break; 1670 } 1671 } 1672 1673 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1674 { 1675 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1676 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1677 bool ShortPreamble; 1678 1679 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1680 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1681 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1682 { 1683 if (updateCap & cShortPreamble) { 1684 /* Short Preamble */ 1685 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1686 ShortPreamble = true; 1687 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1688 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1689 } 1690 } else { 1691 /* Long Preamble */ 1692 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1693 ShortPreamble = false; 1694 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1695 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1696 } 1697 } 1698 } 1699 1700 if (updateCap & cIBSS) 1701 /* Filen: See 802.11-2007 p.91 */ 1702 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1703 else { 1704 /* Filen: See 802.11-2007 p.90 */ 1705 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1706 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1707 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1708 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1709 /* Short Slot Time */ 1710 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1711 else 1712 /* Long Slot Time */ 1713 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1714 } else 1715 /* B Mode */ 1716 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1717 } 1718 1719 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1720 } 1721 1722 void update_wireless_mode(struct adapter *padapter) 1723 { 1724 int network_type = 0; 1725 u32 SIFS_Timer; 1726 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1727 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1728 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1729 unsigned char *rate = cur_network->SupportedRates; 1730 1731 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1732 pmlmeinfo->HT_enable = 1; 1733 1734 if (pmlmeinfo->VHT_enable) 1735 network_type = WIRELESS_11AC; 1736 else if (pmlmeinfo->HT_enable) 1737 network_type = WIRELESS_11_24N; 1738 1739 if (rtw_is_cckratesonly_included(rate)) 1740 network_type |= WIRELESS_11B; 1741 else if (rtw_is_cckrates_included(rate)) 1742 network_type |= WIRELESS_11BG; 1743 else 1744 network_type |= WIRELESS_11G; 1745 1746 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1747 1748 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1749 /* change this value if having IOT issues. */ 1750 1751 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1752 1753 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1754 1755 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1756 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1757 else 1758 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1759 } 1760 1761 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1762 { 1763 if (IsSupportedTxCCK(wireless_mode)) { 1764 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1765 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1766 psta->bssratelen = 4; 1767 } else { 1768 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1769 psta->bssratelen = 3; 1770 } 1771 } 1772 1773 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1774 { 1775 unsigned int ie_len; 1776 struct ndis_80211_var_ie *pIE; 1777 int supportRateNum = 0; 1778 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1779 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1780 1781 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1782 if (!pIE) 1783 return _FAIL; 1784 if (ie_len > sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates)) 1785 return _FAIL; 1786 1787 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1788 supportRateNum = ie_len; 1789 1790 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1791 if (pIE && (ie_len <= sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates) - supportRateNum)) 1792 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1793 1794 return _SUCCESS; 1795 } 1796 1797 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1798 { 1799 struct sta_info *psta; 1800 u16 tid, start_seq, param; 1801 struct recv_reorder_ctrl *preorder_ctrl; 1802 struct sta_priv *pstapriv = &padapter->stapriv; 1803 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1804 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1805 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1806 1807 psta = rtw_get_stainfo(pstapriv, addr); 1808 1809 if (psta) { 1810 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1811 1812 param = le16_to_cpu(preq->BA_para_set); 1813 tid = (param>>2)&0x0f; 1814 1815 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1816 1817 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1818 preorder_ctrl->indicate_seq = start_seq; 1819 #ifdef DBG_RX_SEQ 1820 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1821 preorder_ctrl->indicate_seq, start_seq); 1822 #endif 1823 #else 1824 preorder_ctrl->indicate_seq = 0xffff; 1825 #endif 1826 1827 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1828 } 1829 } 1830 1831 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1832 { 1833 u8 *pIE; 1834 __le32 *pbuf; 1835 1836 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1837 pbuf = (__le32 *)pIE; 1838 1839 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1840 1841 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1842 1843 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1844 } 1845 1846 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1847 { 1848 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1849 } 1850 1851 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1852 { 1853 int i; 1854 u8 *pIE; 1855 __le32 *pbuf; 1856 u64 tsf = 0; 1857 u32 delay_ms; 1858 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1859 1860 pmlmeext->bcn_cnt++; 1861 1862 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1863 pbuf = (__le32 *)pIE; 1864 1865 tsf = le32_to_cpu(*(pbuf+1)); 1866 tsf = tsf << 32; 1867 tsf |= le32_to_cpu(*pbuf); 1868 1869 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1870 1871 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1872 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1873 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024)); 1874 delay_ms = delay_ms/1000; 1875 1876 if (delay_ms >= 8) 1877 pmlmeext->bcn_delay_cnt[8]++; 1878 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1879 else 1880 pmlmeext->bcn_delay_cnt[delay_ms]++; 1881 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1882 1883 /* 1884 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1885 1886 for (i = 0; i<9; i++) 1887 { 1888 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1889 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 1890 } 1891 */ 1892 1893 /* dump for adaptive_early_32k */ 1894 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 1895 u8 ratio_20_delay, ratio_80_delay; 1896 u8 DrvBcnEarly, DrvBcnTimeOut; 1897 1898 ratio_20_delay = 0; 1899 ratio_80_delay = 0; 1900 DrvBcnEarly = 0xff; 1901 DrvBcnTimeOut = 0xff; 1902 1903 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1904 1905 for (i = 0; i < 9; i++) { 1906 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 1907 1908 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1909 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 1910 1911 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 1912 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 1913 1914 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 1915 DrvBcnEarly = i; 1916 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 1917 } 1918 1919 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 1920 DrvBcnTimeOut = i; 1921 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 1922 } 1923 1924 /* reset adaptive_early_32k cnt */ 1925 pmlmeext->bcn_delay_cnt[i] = 0; 1926 pmlmeext->bcn_delay_ratio[i] = 0; 1927 } 1928 1929 pmlmeext->DrvBcnEarly = DrvBcnEarly; 1930 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 1931 1932 pmlmeext->bcn_cnt = 0; 1933 } 1934 } 1935 1936 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 1937 { 1938 int i; 1939 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 1940 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1941 1942 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 1943 return; 1944 1945 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 1946 psta->mac_id = NUM_STA; 1947 return; 1948 } 1949 1950 spin_lock_bh(&pdvobj->lock); 1951 for (i = 0; i < NUM_STA; i++) { 1952 if (pdvobj->macid[i] == false) { 1953 pdvobj->macid[i] = true; 1954 break; 1955 } 1956 } 1957 spin_unlock_bh(&pdvobj->lock); 1958 1959 if (i > (NUM_STA-1)) { 1960 psta->mac_id = NUM_STA; 1961 DBG_871X(" no room for more MACIDs\n"); 1962 } else { 1963 psta->mac_id = i; 1964 DBG_871X("%s = %d\n", __func__, psta->mac_id); 1965 } 1966 } 1967 1968 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 1969 { 1970 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 1971 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1972 1973 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 1974 return; 1975 1976 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 1977 return; 1978 1979 spin_lock_bh(&pdvobj->lock); 1980 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 1981 if (pdvobj->macid[psta->mac_id] == true) { 1982 DBG_871X("%s = %d\n", __func__, psta->mac_id); 1983 pdvobj->macid[psta->mac_id] = false; 1984 psta->mac_id = NUM_STA; 1985 } 1986 } 1987 spin_unlock_bh(&pdvobj->lock); 1988 } 1989 1990 /* For 8188E RA */ 1991 u8 rtw_search_max_mac_id(struct adapter *padapter) 1992 { 1993 u8 max_mac_id = 0; 1994 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1995 int i; 1996 1997 spin_lock_bh(&pdvobj->lock); 1998 for (i = (NUM_STA-1); i >= 0 ; i--) { 1999 if (pdvobj->macid[i] == true) 2000 break; 2001 } 2002 max_mac_id = i; 2003 spin_unlock_bh(&pdvobj->lock); 2004 2005 return max_mac_id; 2006 } 2007 2008 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2009 { 2010 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2011 return NULL; 2012 2013 return dvobj->padapters; 2014 } 2015 2016 #ifdef CONFIG_GPIO_API 2017 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2018 { 2019 u8 value; 2020 u8 direction; 2021 struct adapter *adapter = rtw_netdev_priv(netdev); 2022 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2023 2024 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2025 2026 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2027 LeaveAllPowerSaveModeDirect(adapter); 2028 2029 /* Read GPIO Direction */ 2030 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2031 2032 /* According the direction to read register value */ 2033 if (direction) 2034 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2035 else 2036 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2037 2038 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2039 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2040 2041 return value; 2042 } 2043 EXPORT_SYMBOL(rtw_get_gpio); 2044 2045 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2046 { 2047 u8 direction = 0; 2048 u8 res = -1; 2049 struct adapter *adapter = rtw_netdev_priv(netdev); 2050 2051 /* Check GPIO is 4~7 */ 2052 if (gpio_num > 7 || gpio_num < 4) { 2053 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2054 return -1; 2055 } 2056 2057 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2058 2059 LeaveAllPowerSaveModeDirect(adapter); 2060 2061 /* Read GPIO direction */ 2062 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2063 2064 /* If GPIO is output direction, setting value. */ 2065 if (direction) { 2066 if (isHigh) 2067 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2068 else 2069 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2070 2071 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2072 res = 0; 2073 } else { 2074 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2075 res = -1; 2076 } 2077 2078 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2079 return res; 2080 } 2081 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2082 2083 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2084 { 2085 struct adapter *adapter = rtw_netdev_priv(netdev); 2086 2087 if (gpio_num > 7 || gpio_num < 4) { 2088 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2089 return -1; 2090 } 2091 2092 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2093 2094 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2095 2096 LeaveAllPowerSaveModeDirect(adapter); 2097 2098 if (isOutput) 2099 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2100 else 2101 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2102 2103 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2104 2105 return 0; 2106 } 2107 EXPORT_SYMBOL(rtw_config_gpio); 2108 #endif 2109 2110 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2111 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2112 { 2113 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2114 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2115 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2116 u8 ipaddress[4]; 2117 2118 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2119 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2120 if (my_ip_ptr) { 2121 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2122 2123 if (my_ifa_list) { 2124 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2125 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2126 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2127 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2128 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2129 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2130 memcpy(pcurrentip, ipaddress, 4); 2131 } 2132 } 2133 } 2134 } 2135 #endif 2136 #ifdef CONFIG_WOWLAN 2137 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2138 { 2139 struct sta_info *psta; 2140 struct security_priv *psecpriv = &padapter->securitypriv; 2141 2142 memset(pcur_dot11txpn, 0, 8); 2143 if (NULL == StaAddr) 2144 return; 2145 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2146 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2147 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2148 StaAddr[3], StaAddr[4], StaAddr[5]); 2149 2150 if (psta) { 2151 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2152 psta->dot11txpn.val--; 2153 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2154 2155 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2156 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2157 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2158 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2159 } 2160 } 2161 2162 void rtw_set_sec_pn(struct adapter *padapter) 2163 { 2164 struct sta_info *psta; 2165 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2166 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2167 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2168 struct security_priv *psecpriv = &padapter->securitypriv; 2169 2170 psta = rtw_get_stainfo(&padapter->stapriv, 2171 get_my_bssid(&pmlmeinfo->network)); 2172 2173 if (psta) { 2174 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2175 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2176 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2177 } else { 2178 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2179 psta->dot11txpn.val += 2; 2180 } 2181 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2182 } 2183 } 2184 #endif /* CONFIG_WOWLAN */ 2185 2186 #ifdef CONFIG_PNO_SUPPORT 2187 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2188 #define CIPHER_IE "key_mgmt =" 2189 #define CIPHER_NONE "NONE" 2190 #define CIPHER_WPA_PSK "WPA-PSK" 2191 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2192 2193 #endif /* CONFIG_PNO_SUPPORT */ 2194