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 } 964 965 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 966 new_bwmode = CHANNEL_WIDTH_40; 967 968 switch (pHT_info->infos[0] & 0x3) { 969 case 1: 970 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 971 break; 972 973 case 3: 974 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 975 break; 976 977 default: 978 new_bwmode = CHANNEL_WIDTH_20; 979 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 980 break; 981 } 982 } else { 983 new_bwmode = CHANNEL_WIDTH_20; 984 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 985 } 986 987 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 988 pmlmeinfo->bwmode_updated = true; 989 990 pmlmeext->cur_bwmode = new_bwmode; 991 pmlmeext->cur_ch_offset = new_ch_offset; 992 993 /* update HT info also */ 994 HT_info_handler(padapter, pIE); 995 } else { 996 pmlmeinfo->bwmode_updated = false; 997 } 998 999 if (true == pmlmeinfo->bwmode_updated) { 1000 struct sta_info *psta; 1001 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1002 struct sta_priv *pstapriv = &padapter->stapriv; 1003 1004 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1005 1006 /* update ap's stainfo */ 1007 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1008 if (psta) { 1009 struct ht_priv *phtpriv_sta = &psta->htpriv; 1010 1011 if (phtpriv_sta->ht_option) { 1012 /* bwmode */ 1013 psta->bw_mode = pmlmeext->cur_bwmode; 1014 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1015 } else { 1016 psta->bw_mode = CHANNEL_WIDTH_20; 1017 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1018 } 1019 1020 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1021 } 1022 } 1023 } 1024 1025 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1026 { 1027 unsigned int i; 1028 u8 rf_type; 1029 u8 max_AMPDU_len, min_MPDU_spacing; 1030 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1031 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1032 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1033 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1034 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1035 1036 if (!pIE) 1037 return; 1038 1039 if (phtpriv->ht_option == false) 1040 return; 1041 1042 pmlmeinfo->HT_caps_enable = 1; 1043 1044 for (i = 0; i < (pIE->Length); i++) { 1045 if (i != 2) { 1046 /* Commented by Albert 2010/07/12 */ 1047 /* Got the endian issue here. */ 1048 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1049 } else { 1050 /* modify from fw by Thomas 2010/11/17 */ 1051 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1052 max_AMPDU_len = (pIE->data[i] & 0x3); 1053 else 1054 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1055 1056 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1057 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1058 else 1059 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1060 1061 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1062 } 1063 } 1064 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1065 1066 /* update the MCS set */ 1067 for (i = 0; i < 16; i++) 1068 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1069 1070 /* update the MCS rates */ 1071 switch (rf_type) { 1072 case RF_1T1R: 1073 case RF_1T2R: 1074 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1075 break; 1076 case RF_2T2R: 1077 default: 1078 #ifdef CONFIG_DISABLE_MCS13TO15 1079 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1080 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1081 else 1082 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1083 #else /* CONFIG_DISABLE_MCS13TO15 */ 1084 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1085 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1086 } 1087 1088 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1089 /* Config STBC setting */ 1090 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1091 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1092 DBG_871X("Enable HT Tx STBC !\n"); 1093 } 1094 phtpriv->stbc_cap = cur_stbc_cap; 1095 } else { 1096 /* Config LDPC Coding Capability */ 1097 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1098 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1099 DBG_871X("Enable HT Tx LDPC!\n"); 1100 } 1101 phtpriv->ldpc_cap = cur_ldpc_cap; 1102 1103 /* Config STBC setting */ 1104 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1105 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1106 DBG_871X("Enable HT Tx STBC!\n"); 1107 } 1108 phtpriv->stbc_cap = cur_stbc_cap; 1109 } 1110 } 1111 1112 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1113 { 1114 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1115 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1116 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1117 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1118 1119 if (!pIE) 1120 return; 1121 1122 if (phtpriv->ht_option == false) 1123 return; 1124 1125 if (pIE->Length > sizeof(struct HT_info_element)) 1126 return; 1127 1128 pmlmeinfo->HT_info_enable = 1; 1129 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1130 } 1131 1132 void HTOnAssocRsp(struct adapter *padapter) 1133 { 1134 unsigned char max_AMPDU_len; 1135 unsigned char min_MPDU_spacing; 1136 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1137 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1138 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1139 1140 DBG_871X("%s\n", __func__); 1141 1142 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1143 pmlmeinfo->HT_enable = 1; 1144 } else { 1145 pmlmeinfo->HT_enable = 0; 1146 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1147 return; 1148 } 1149 1150 /* handle A-MPDU parameter field */ 1151 /* 1152 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1153 AMPDU_para [4:2]:Min MPDU Start Spacing 1154 */ 1155 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1156 1157 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1158 1159 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1160 1161 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1162 } 1163 1164 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1165 { 1166 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1167 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1168 1169 if (pIE->Length > 1) 1170 return; 1171 1172 pmlmeinfo->ERP_enable = 1; 1173 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1174 } 1175 1176 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1177 { 1178 struct registry_priv *pregpriv = &padapter->registrypriv; 1179 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1180 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1181 1182 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1183 case 0: /* off */ 1184 psta->rtsen = 0; 1185 psta->cts2self = 0; 1186 break; 1187 1188 case 1: /* on */ 1189 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1190 psta->rtsen = 1; 1191 psta->cts2self = 0; 1192 } else { 1193 psta->rtsen = 0; 1194 psta->cts2self = 1; 1195 } 1196 break; 1197 1198 case 2: /* auto */ 1199 default: 1200 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1201 if (pregpriv->vcs_type == 1) { 1202 psta->rtsen = 1; 1203 psta->cts2self = 0; 1204 } else { 1205 psta->rtsen = 0; 1206 psta->cts2self = 1; 1207 } 1208 } else { 1209 psta->rtsen = 0; 1210 psta->cts2self = 0; 1211 } 1212 break; 1213 } 1214 } 1215 1216 void update_ldpc_stbc_cap(struct sta_info *psta) 1217 { 1218 if (psta->htpriv.ht_option) { 1219 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1220 psta->ldpc = 1; 1221 1222 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1223 psta->stbc = 1; 1224 } else { 1225 psta->ldpc = 0; 1226 psta->stbc = 0; 1227 } 1228 } 1229 1230 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1231 { 1232 unsigned int len; 1233 unsigned char *p; 1234 unsigned short val16, subtype; 1235 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1236 /* u8 wpa_ie[255], rsn_ie[255]; */ 1237 u16 wpa_len = 0, rsn_len = 0; 1238 u8 encryp_protocol = 0; 1239 struct wlan_bssid_ex *bssid; 1240 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1241 unsigned char *pbuf; 1242 u32 wpa_ielen = 0; 1243 u8 *pbssid = GetAddr3Ptr(pframe); 1244 struct HT_info_element *pht_info = NULL; 1245 struct ieee80211_ht_cap *pht_cap = NULL; 1246 u32 bcn_channel; 1247 unsigned short ht_cap_info; 1248 unsigned char ht_info_infos_0; 1249 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1250 int ssid_len; 1251 1252 if (is_client_associated_to_ap(Adapter) == false) 1253 return true; 1254 1255 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1256 1257 if (len > MAX_IE_SZ) { 1258 DBG_871X("%s IE too long for survey event\n", __func__); 1259 return _FAIL; 1260 } 1261 1262 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1263 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn %pM %pM\n", 1264 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1265 return true; 1266 } 1267 1268 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1269 if (!bssid) { 1270 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1271 return true; 1272 } 1273 1274 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1275 pmlmepriv->timeBcnInfoChkStart = 0; 1276 pmlmepriv->NumOfBcnInfoChkFail = 0; 1277 } 1278 1279 subtype = GetFrameSubType(pframe) >> 4; 1280 1281 if (subtype == WIFI_BEACON) 1282 bssid->Reserved[0] = 1; 1283 1284 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1285 1286 /* below is to copy the information element */ 1287 bssid->IELength = len; 1288 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1289 1290 /* check bw and channel offset */ 1291 /* parsing HT_CAP_IE */ 1292 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, WLAN_EID_HT_CAPABILITY, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1293 if (p && len > 0) { 1294 pht_cap = (struct ieee80211_ht_cap *)(p + 2); 1295 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1296 } else { 1297 ht_cap_info = 0; 1298 } 1299 /* parsing HT_INFO_IE */ 1300 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, WLAN_EID_HT_OPERATION, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1301 if (p && len > 0) { 1302 pht_info = (struct HT_info_element *)(p + 2); 1303 ht_info_infos_0 = pht_info->infos[0]; 1304 } else { 1305 ht_info_infos_0 = 0; 1306 } 1307 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1308 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1309 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1310 ht_cap_info, ht_info_infos_0); 1311 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1312 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1313 DBG_871X("%s bw mode change\n", __func__); 1314 { 1315 /* bcn_info_update */ 1316 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1317 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1318 /* to do : need to check that whether modify related register of BB or not */ 1319 } 1320 /* goto _mismatch; */ 1321 } 1322 1323 /* Checking for channel */ 1324 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, WLAN_EID_DS_PARAMS, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1325 if (p) { 1326 bcn_channel = *(p + 2); 1327 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1328 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, WLAN_EID_HT_OPERATION, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1329 if (pht_info) { 1330 bcn_channel = pht_info->primary_channel; 1331 } else { /* we don't find channel IE, so don't check it */ 1332 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1333 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1334 } 1335 } 1336 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1337 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1338 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1339 goto _mismatch; 1340 } 1341 1342 /* checking SSID */ 1343 ssid_len = 0; 1344 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, WLAN_EID_SSID, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1345 if (p) { 1346 ssid_len = *(p + 1); 1347 if (ssid_len > NDIS_802_11_LENGTH_SSID) 1348 ssid_len = 0; 1349 } 1350 memcpy(bssid->Ssid.Ssid, (p + 2), ssid_len); 1351 bssid->Ssid.SsidLength = ssid_len; 1352 1353 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1354 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1355 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1356 cur_network->network.Ssid.SsidLength)); 1357 1358 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1359 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1360 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1361 DBG_871X("%s(), SSID is not match\n", __func__); 1362 goto _mismatch; 1363 } 1364 } 1365 1366 /* check encryption info */ 1367 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1368 1369 if (val16 & BIT(4)) 1370 bssid->Privacy = 1; 1371 else 1372 bssid->Privacy = 0; 1373 1374 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1375 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1376 __func__, cur_network->network.Privacy, bssid->Privacy)); 1377 if (cur_network->network.Privacy != bssid->Privacy) { 1378 DBG_871X("%s(), privacy is not match\n", __func__); 1379 goto _mismatch; 1380 } 1381 1382 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1383 1384 if (rsn_len > 0) { 1385 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1386 } else if (wpa_len > 0) { 1387 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1388 } else { 1389 if (bssid->Privacy) 1390 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1391 } 1392 1393 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1394 DBG_871X("%s(): enctyp is not match\n", __func__); 1395 goto _mismatch; 1396 } 1397 1398 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1399 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1400 if (pbuf && (wpa_ielen > 0)) { 1401 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1402 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1403 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1404 pairwise_cipher, group_cipher, is_8021x)); 1405 } 1406 } else { 1407 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1408 1409 if (pbuf && (wpa_ielen > 0)) { 1410 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1411 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1412 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1413 __func__, pairwise_cipher, group_cipher, is_8021x)); 1414 } 1415 } 1416 } 1417 1418 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1419 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1420 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1421 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1422 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1423 group_cipher, cur_network->BcnInfo.group_cipher); 1424 goto _mismatch; 1425 } 1426 1427 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1428 DBG_871X("%s authentication is not match\n", __func__); 1429 goto _mismatch; 1430 } 1431 } 1432 1433 kfree(bssid); 1434 return _SUCCESS; 1435 1436 _mismatch: 1437 kfree(bssid); 1438 1439 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1440 pmlmepriv->timeBcnInfoChkStart = jiffies; 1441 1442 pmlmepriv->NumOfBcnInfoChkFail++; 1443 DBG_871X("%s by %s - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1444 1445 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1446 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1447 DBG_871X("%s by %s - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1448 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1449 pmlmepriv->timeBcnInfoChkStart = 0; 1450 pmlmepriv->NumOfBcnInfoChkFail = 0; 1451 return _FAIL; 1452 } 1453 1454 return _SUCCESS; 1455 } 1456 1457 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1458 { 1459 unsigned int i; 1460 unsigned int len; 1461 struct ndis_80211_var_ie *pIE; 1462 1463 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1464 1465 for (i = 0; i < len;) { 1466 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1467 1468 switch (pIE->ElementID) { 1469 case WLAN_EID_VENDOR_SPECIFIC: 1470 /* to update WMM parameter set while receiving beacon */ 1471 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1472 if (WMM_param_handler(padapter, pIE)) 1473 report_wmm_edca_update(padapter); 1474 1475 break; 1476 1477 case WLAN_EID_HT_OPERATION: /* HT info */ 1478 /* HT_info_handler(padapter, pIE); */ 1479 bwmode_update_check(padapter, pIE); 1480 break; 1481 1482 case WLAN_EID_ERP_INFO: 1483 ERP_IE_handler(padapter, pIE); 1484 VCS_update(padapter, psta); 1485 break; 1486 1487 default: 1488 break; 1489 } 1490 1491 i += (pIE->Length + 2); 1492 } 1493 } 1494 1495 unsigned int is_ap_in_tkip(struct adapter *padapter) 1496 { 1497 u32 i; 1498 struct ndis_80211_var_ie *pIE; 1499 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1500 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1501 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1502 1503 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1504 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1505 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1506 1507 switch (pIE->ElementID) { 1508 case WLAN_EID_VENDOR_SPECIFIC: 1509 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1510 return true; 1511 1512 break; 1513 1514 case WLAN_EID_RSN: 1515 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1516 return true; 1517 break; 1518 1519 default: 1520 break; 1521 } 1522 1523 i += (pIE->Length + 2); 1524 } 1525 1526 return false; 1527 } else { 1528 return false; 1529 } 1530 } 1531 1532 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1533 { 1534 unsigned char bit_offset; 1535 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1536 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1537 1538 if (!(pmlmeinfo->HT_enable)) 1539 return _FAIL; 1540 1541 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1542 1543 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1544 return _SUCCESS; 1545 else 1546 return _FAIL; 1547 } 1548 1549 unsigned char get_highest_rate_idx(u32 mask) 1550 { 1551 int i; 1552 unsigned char rate_idx = 0; 1553 1554 for (i = 31; i >= 0; i--) { 1555 if (mask & BIT(i)) { 1556 rate_idx = i; 1557 break; 1558 } 1559 } 1560 1561 return rate_idx; 1562 } 1563 1564 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1565 { 1566 rtw_hal_update_ra_mask(psta, 0); 1567 } 1568 1569 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1570 { 1571 /* rate adaptive */ 1572 Update_RA_Entry(padapter, psta); 1573 } 1574 1575 unsigned char check_assoc_AP(u8 *pframe, uint len) 1576 { 1577 unsigned int i; 1578 struct ndis_80211_var_ie *pIE; 1579 1580 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1581 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1582 1583 switch (pIE->ElementID) { 1584 case WLAN_EID_VENDOR_SPECIFIC: 1585 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1586 DBG_871X("link to Artheros AP\n"); 1587 return HT_IOT_PEER_ATHEROS; 1588 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) || 1589 (!memcmp(pIE->data, BROADCOM_OUI2, 3)) || 1590 (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1591 DBG_871X("link to Broadcom AP\n"); 1592 return HT_IOT_PEER_BROADCOM; 1593 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1594 DBG_871X("link to Marvell AP\n"); 1595 return HT_IOT_PEER_MARVELL; 1596 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1597 DBG_871X("link to Ralink AP\n"); 1598 return HT_IOT_PEER_RALINK; 1599 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1600 DBG_871X("link to Cisco AP\n"); 1601 return HT_IOT_PEER_CISCO; 1602 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1603 u32 Vender = HT_IOT_PEER_REALTEK; 1604 1605 if (pIE->Length >= 5) { 1606 if (pIE->data[4] == 1) 1607 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1608 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1609 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1610 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1611 Vender = HT_IOT_PEER_REALTEK_92SE; 1612 1613 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1614 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1615 1616 if (pIE->data[4] == 2) { 1617 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1618 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1619 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1620 } 1621 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1622 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1623 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1624 } 1625 } 1626 } 1627 1628 DBG_871X("link to Realtek AP\n"); 1629 return Vender; 1630 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1631 DBG_871X("link to Airgo Cap\n"); 1632 return HT_IOT_PEER_AIRGO; 1633 } else { 1634 break; 1635 } 1636 1637 default: 1638 break; 1639 } 1640 1641 i += (pIE->Length + 2); 1642 } 1643 1644 DBG_871X("link to new AP\n"); 1645 return HT_IOT_PEER_UNKNOWN; 1646 } 1647 1648 void update_IOT_info(struct adapter *padapter) 1649 { 1650 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1651 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1652 1653 switch (pmlmeinfo->assoc_AP_vendor) { 1654 case HT_IOT_PEER_MARVELL: 1655 pmlmeinfo->turboMode_cts2self = 1; 1656 pmlmeinfo->turboMode_rtsen = 0; 1657 break; 1658 1659 case HT_IOT_PEER_RALINK: 1660 pmlmeinfo->turboMode_cts2self = 0; 1661 pmlmeinfo->turboMode_rtsen = 1; 1662 /* disable high power */ 1663 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1664 break; 1665 case HT_IOT_PEER_REALTEK: 1666 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1667 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1668 /* disable high power */ 1669 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1670 break; 1671 default: 1672 pmlmeinfo->turboMode_cts2self = 0; 1673 pmlmeinfo->turboMode_rtsen = 1; 1674 break; 1675 } 1676 } 1677 1678 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1679 { 1680 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1681 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1682 bool ShortPreamble; 1683 1684 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1685 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1686 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1687 { 1688 if (updateCap & cShortPreamble) { 1689 /* Short Preamble */ 1690 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1691 ShortPreamble = true; 1692 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1693 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1694 } 1695 } else { 1696 /* Long Preamble */ 1697 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1698 ShortPreamble = false; 1699 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1700 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1701 } 1702 } 1703 } 1704 1705 if (updateCap & cIBSS) { 1706 /* Filen: See 802.11-2007 p.91 */ 1707 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1708 } else { 1709 /* Filen: See 802.11-2007 p.90 */ 1710 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) { 1711 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1712 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1713 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1714 /* Short Slot Time */ 1715 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1716 else 1717 /* Long Slot Time */ 1718 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1719 } else { 1720 /* B Mode */ 1721 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1722 } 1723 } 1724 1725 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1726 } 1727 1728 void update_wireless_mode(struct adapter *padapter) 1729 { 1730 int network_type = 0; 1731 u32 SIFS_Timer; 1732 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1733 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1734 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1735 unsigned char *rate = cur_network->SupportedRates; 1736 1737 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1738 pmlmeinfo->HT_enable = 1; 1739 1740 if (pmlmeinfo->VHT_enable) 1741 network_type = WIRELESS_11AC; 1742 else if (pmlmeinfo->HT_enable) 1743 network_type = WIRELESS_11_24N; 1744 1745 if (rtw_is_cckratesonly_included(rate)) 1746 network_type |= WIRELESS_11B; 1747 else if (rtw_is_cckrates_included(rate)) 1748 network_type |= WIRELESS_11BG; 1749 else 1750 network_type |= WIRELESS_11G; 1751 1752 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1753 1754 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1755 /* change this value if having IOT issues. */ 1756 1757 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1758 1759 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1760 1761 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1762 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1763 else 1764 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1765 } 1766 1767 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1768 { 1769 if (IsSupportedTxCCK(wireless_mode)) { 1770 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1771 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1772 psta->bssratelen = 4; 1773 } else { 1774 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1775 psta->bssratelen = 3; 1776 } 1777 } 1778 1779 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1780 { 1781 unsigned int ie_len; 1782 struct ndis_80211_var_ie *pIE; 1783 int supportRateNum = 0; 1784 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1785 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1786 1787 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, WLAN_EID_SUPP_RATES, &ie_len, var_ie_len); 1788 if (!pIE) 1789 return _FAIL; 1790 if (ie_len > sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates)) 1791 return _FAIL; 1792 1793 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1794 supportRateNum = ie_len; 1795 1796 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, WLAN_EID_EXT_SUPP_RATES, &ie_len, var_ie_len); 1797 if (pIE && (ie_len <= sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates) - supportRateNum)) 1798 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1799 1800 return _SUCCESS; 1801 } 1802 1803 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1804 { 1805 struct sta_info *psta; 1806 u16 tid, start_seq, param; 1807 struct recv_reorder_ctrl *preorder_ctrl; 1808 struct sta_priv *pstapriv = &padapter->stapriv; 1809 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1810 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1811 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1812 1813 psta = rtw_get_stainfo(pstapriv, addr); 1814 1815 if (psta) { 1816 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1817 1818 param = le16_to_cpu(preq->BA_para_set); 1819 tid = (param>>2)&0x0f; 1820 1821 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1822 1823 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1824 preorder_ctrl->indicate_seq = start_seq; 1825 #ifdef DBG_RX_SEQ 1826 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1827 preorder_ctrl->indicate_seq, start_seq); 1828 #endif 1829 #else 1830 preorder_ctrl->indicate_seq = 0xffff; 1831 #endif 1832 1833 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1834 } 1835 } 1836 1837 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1838 { 1839 u8 *pIE; 1840 __le32 *pbuf; 1841 1842 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1843 pbuf = (__le32 *)pIE; 1844 1845 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1846 1847 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1848 1849 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1850 } 1851 1852 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1853 { 1854 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1855 } 1856 1857 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1858 { 1859 int i; 1860 u8 *pIE; 1861 __le32 *pbuf; 1862 u64 tsf = 0; 1863 u32 delay_ms; 1864 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1865 1866 pmlmeext->bcn_cnt++; 1867 1868 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1869 pbuf = (__le32 *)pIE; 1870 1871 tsf = le32_to_cpu(*(pbuf+1)); 1872 tsf = tsf << 32; 1873 tsf |= le32_to_cpu(*pbuf); 1874 1875 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1876 1877 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1878 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1879 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024)); 1880 delay_ms = delay_ms/1000; 1881 1882 if (delay_ms >= 8) 1883 pmlmeext->bcn_delay_cnt[8]++; 1884 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1885 else 1886 pmlmeext->bcn_delay_cnt[delay_ms]++; 1887 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1888 1889 /* 1890 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1891 1892 for (i = 0; i<9; i++) 1893 { 1894 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1895 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 1896 } 1897 */ 1898 1899 /* dump for adaptive_early_32k */ 1900 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 1901 u8 ratio_20_delay, ratio_80_delay; 1902 u8 DrvBcnEarly, DrvBcnTimeOut; 1903 1904 ratio_20_delay = 0; 1905 ratio_80_delay = 0; 1906 DrvBcnEarly = 0xff; 1907 DrvBcnTimeOut = 0xff; 1908 1909 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1910 1911 for (i = 0; i < 9; i++) { 1912 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 1913 1914 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1915 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 1916 1917 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 1918 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 1919 1920 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 1921 DrvBcnEarly = i; 1922 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 1923 } 1924 1925 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 1926 DrvBcnTimeOut = i; 1927 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 1928 } 1929 1930 /* reset adaptive_early_32k cnt */ 1931 pmlmeext->bcn_delay_cnt[i] = 0; 1932 pmlmeext->bcn_delay_ratio[i] = 0; 1933 } 1934 1935 pmlmeext->DrvBcnEarly = DrvBcnEarly; 1936 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 1937 1938 pmlmeext->bcn_cnt = 0; 1939 } 1940 } 1941 1942 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 1943 { 1944 int i; 1945 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 1946 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1947 1948 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 1949 return; 1950 1951 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 1952 psta->mac_id = NUM_STA; 1953 return; 1954 } 1955 1956 spin_lock_bh(&pdvobj->lock); 1957 for (i = 0; i < NUM_STA; i++) { 1958 if (pdvobj->macid[i] == false) { 1959 pdvobj->macid[i] = true; 1960 break; 1961 } 1962 } 1963 spin_unlock_bh(&pdvobj->lock); 1964 1965 if (i > (NUM_STA-1)) { 1966 psta->mac_id = NUM_STA; 1967 DBG_871X(" no room for more MACIDs\n"); 1968 } else { 1969 psta->mac_id = i; 1970 DBG_871X("%s = %d\n", __func__, psta->mac_id); 1971 } 1972 } 1973 1974 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 1975 { 1976 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 1977 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1978 1979 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 1980 return; 1981 1982 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 1983 return; 1984 1985 spin_lock_bh(&pdvobj->lock); 1986 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 1987 if (pdvobj->macid[psta->mac_id] == true) { 1988 DBG_871X("%s = %d\n", __func__, psta->mac_id); 1989 pdvobj->macid[psta->mac_id] = false; 1990 psta->mac_id = NUM_STA; 1991 } 1992 } 1993 spin_unlock_bh(&pdvobj->lock); 1994 } 1995 1996 /* For 8188E RA */ 1997 u8 rtw_search_max_mac_id(struct adapter *padapter) 1998 { 1999 u8 max_mac_id = 0; 2000 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2001 int i; 2002 2003 spin_lock_bh(&pdvobj->lock); 2004 for (i = (NUM_STA-1); i >= 0 ; i--) { 2005 if (pdvobj->macid[i] == true) 2006 break; 2007 } 2008 max_mac_id = i; 2009 spin_unlock_bh(&pdvobj->lock); 2010 2011 return max_mac_id; 2012 } 2013 2014 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2015 { 2016 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2017 return NULL; 2018 2019 return dvobj->padapters; 2020 } 2021 2022 #ifdef CONFIG_GPIO_API 2023 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2024 { 2025 u8 value; 2026 u8 direction; 2027 struct adapter *adapter = rtw_netdev_priv(netdev); 2028 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2029 2030 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2031 2032 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2033 LeaveAllPowerSaveModeDirect(adapter); 2034 2035 /* Read GPIO Direction */ 2036 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2037 2038 /* According the direction to read register value */ 2039 if (direction) 2040 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2041 else 2042 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2043 2044 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2045 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2046 2047 return value; 2048 } 2049 EXPORT_SYMBOL(rtw_get_gpio); 2050 2051 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2052 { 2053 u8 direction = 0; 2054 u8 res = -1; 2055 struct adapter *adapter = rtw_netdev_priv(netdev); 2056 2057 /* Check GPIO is 4~7 */ 2058 if (gpio_num > 7 || gpio_num < 4) { 2059 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2060 return -1; 2061 } 2062 2063 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2064 2065 LeaveAllPowerSaveModeDirect(adapter); 2066 2067 /* Read GPIO direction */ 2068 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2069 2070 /* If GPIO is output direction, setting value. */ 2071 if (direction) { 2072 if (isHigh) 2073 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2074 else 2075 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2076 2077 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2078 res = 0; 2079 } else { 2080 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2081 res = -1; 2082 } 2083 2084 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2085 return res; 2086 } 2087 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2088 2089 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2090 { 2091 struct adapter *adapter = rtw_netdev_priv(netdev); 2092 2093 if (gpio_num > 7 || gpio_num < 4) { 2094 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2095 return -1; 2096 } 2097 2098 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2099 2100 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2101 2102 LeaveAllPowerSaveModeDirect(adapter); 2103 2104 if (isOutput) 2105 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2106 else 2107 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2108 2109 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2110 2111 return 0; 2112 } 2113 EXPORT_SYMBOL(rtw_config_gpio); 2114 #endif 2115 2116 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2117 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2118 { 2119 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2120 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2121 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2122 u8 ipaddress[4]; 2123 2124 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2125 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2126 if (my_ip_ptr) { 2127 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2128 2129 if (my_ifa_list) { 2130 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2131 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2132 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2133 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2134 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2135 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2136 memcpy(pcurrentip, ipaddress, 4); 2137 } 2138 } 2139 } 2140 } 2141 #endif 2142 #ifdef CONFIG_WOWLAN 2143 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2144 { 2145 struct sta_info *psta; 2146 struct security_priv *psecpriv = &padapter->securitypriv; 2147 2148 memset(pcur_dot11txpn, 0, 8); 2149 if (!StaAddr) 2150 return; 2151 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2152 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2153 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2154 StaAddr[3], StaAddr[4], StaAddr[5]); 2155 2156 if (psta) { 2157 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2158 psta->dot11txpn.val--; 2159 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2160 2161 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2162 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2163 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2164 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2165 } 2166 } 2167 2168 void rtw_set_sec_pn(struct adapter *padapter) 2169 { 2170 struct sta_info *psta; 2171 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2172 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2173 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2174 struct security_priv *psecpriv = &padapter->securitypriv; 2175 2176 psta = rtw_get_stainfo(&padapter->stapriv, 2177 get_my_bssid(&pmlmeinfo->network)); 2178 2179 if (psta) { 2180 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2181 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2182 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2183 } else { 2184 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2185 psta->dot11txpn.val += 2; 2186 } 2187 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2188 } 2189 } 2190 #endif /* CONFIG_WOWLAN */ 2191 2192