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 int cckrates_included(unsigned char *rate, int ratelen) 58 { 59 int i; 60 61 for (i = 0; i < ratelen; i++) { 62 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) || 63 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22)) 64 return true; 65 } 66 67 return false; 68 } 69 70 int cckratesonly_included(unsigned char *rate, int ratelen) 71 { 72 int i; 73 74 for (i = 0; i < ratelen; i++) { 75 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && 76 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) 77 return false; 78 } 79 80 return true; 81 } 82 83 u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta) 84 { 85 u8 raid, cur_rf_type, rf_type = RF_1T1R; 86 87 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type)); 88 89 if (cur_rf_type == RF_1T1R) { 90 rf_type = RF_1T1R; 91 } else if (IsSupportedVHT(psta->wireless_mode)) { 92 if (psta->ra_mask & 0xffc00000) 93 rf_type = RF_2T2R; 94 } else if (IsSupportedHT(psta->wireless_mode)) { 95 if (psta->ra_mask & 0xfff00000) 96 rf_type = RF_2T2R; 97 } 98 99 switch (psta->wireless_mode) { 100 case WIRELESS_11B: 101 raid = RATEID_IDX_B; 102 break; 103 case WIRELESS_11A: 104 case WIRELESS_11G: 105 raid = RATEID_IDX_G; 106 break; 107 case WIRELESS_11BG: 108 raid = RATEID_IDX_BG; 109 break; 110 case WIRELESS_11_24N: 111 case WIRELESS_11_5N: 112 case WIRELESS_11A_5N: 113 case WIRELESS_11G_24N: 114 if (rf_type == RF_2T2R) 115 raid = RATEID_IDX_GN_N2SS; 116 else 117 raid = RATEID_IDX_GN_N1SS; 118 break; 119 case WIRELESS_11B_24N: 120 case WIRELESS_11BG_24N: 121 if (psta->bw_mode == CHANNEL_WIDTH_20) { 122 if (rf_type == RF_2T2R) 123 raid = RATEID_IDX_BGN_20M_2SS_BN; 124 else 125 raid = RATEID_IDX_BGN_20M_1SS_BN; 126 } else { 127 if (rf_type == RF_2T2R) 128 raid = RATEID_IDX_BGN_40M_2SS; 129 else 130 raid = RATEID_IDX_BGN_40M_1SS; 131 } 132 break; 133 default: 134 raid = RATEID_IDX_BGN_40M_2SS; 135 break; 136 } 137 return raid; 138 } 139 140 unsigned char ratetbl_val_2wifirate(unsigned char rate); 141 unsigned char ratetbl_val_2wifirate(unsigned char rate) 142 { 143 switch (rate & 0x7f) { 144 case 0: 145 return IEEE80211_CCK_RATE_1MB; 146 case 1: 147 return IEEE80211_CCK_RATE_2MB; 148 case 2: 149 return IEEE80211_CCK_RATE_5MB; 150 case 3: 151 return IEEE80211_CCK_RATE_11MB; 152 case 4: 153 return IEEE80211_OFDM_RATE_6MB; 154 case 5: 155 return IEEE80211_OFDM_RATE_9MB; 156 case 6: 157 return IEEE80211_OFDM_RATE_12MB; 158 case 7: 159 return IEEE80211_OFDM_RATE_18MB; 160 case 8: 161 return IEEE80211_OFDM_RATE_24MB; 162 case 9: 163 return IEEE80211_OFDM_RATE_36MB; 164 case 10: 165 return IEEE80211_OFDM_RATE_48MB; 166 case 11: 167 return IEEE80211_OFDM_RATE_54MB; 168 default: 169 return 0; 170 } 171 } 172 173 int is_basicrate(struct adapter *padapter, unsigned char rate); 174 int is_basicrate(struct adapter *padapter, unsigned char rate) 175 { 176 int i; 177 unsigned char val; 178 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 179 180 for (i = 0; i < NumRates; i++) { 181 val = pmlmeext->basicrate[i]; 182 183 if ((val != 0xff) && (val != 0xfe)) 184 if (rate == ratetbl_val_2wifirate(val)) 185 return true; 186 } 187 188 return false; 189 } 190 191 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset); 192 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) 193 { 194 int i; 195 unsigned char rate; 196 unsigned int len = 0; 197 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 198 199 for (i = 0; i < NumRates; i++) { 200 rate = pmlmeext->datarate[i]; 201 202 switch (rate) { 203 case 0xff: 204 return len; 205 206 case 0xfe: 207 continue; 208 209 default: 210 rate = ratetbl_val_2wifirate(rate); 211 212 if (is_basicrate(padapter, rate) == true) 213 rate |= IEEE80211_BASIC_RATE_MASK; 214 215 rateset[len] = rate; 216 len++; 217 break; 218 } 219 } 220 return len; 221 } 222 223 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) 224 { 225 unsigned char supportedrates[NumRates]; 226 227 memset(supportedrates, 0, NumRates); 228 *bssrate_len = ratetbl2rateset(padapter, supportedrates); 229 memcpy(pbssrate, supportedrates, *bssrate_len); 230 } 231 232 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) 233 { 234 u8 mcs_rate_1r = (u8)(mask&0xff); 235 u8 mcs_rate_2r = (u8)((mask>>8)&0xff); 236 u8 mcs_rate_3r = (u8)((mask>>16)&0xff); 237 u8 mcs_rate_4r = (u8)((mask>>24)&0xff); 238 239 mcs_set[0] &= mcs_rate_1r; 240 mcs_set[1] &= mcs_rate_2r; 241 mcs_set[2] &= mcs_rate_3r; 242 mcs_set[3] &= mcs_rate_4r; 243 } 244 245 void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS) 246 { 247 u8 i; 248 u8 rate; 249 250 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ 251 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { 252 rate = mBratesOS[i] & 0x7f; 253 switch (rate) { 254 case IEEE80211_CCK_RATE_1MB: 255 case IEEE80211_CCK_RATE_2MB: 256 case IEEE80211_CCK_RATE_5MB: 257 case IEEE80211_CCK_RATE_11MB: 258 case IEEE80211_OFDM_RATE_6MB: 259 case IEEE80211_OFDM_RATE_12MB: 260 case IEEE80211_OFDM_RATE_24MB: 261 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; 262 break; 263 } 264 } 265 } 266 267 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) 268 { 269 u8 i; 270 u8 rate; 271 272 for (i = 0; i < bssratelen; i++) { 273 rate = bssrateset[i] & 0x7f; 274 switch (rate) { 275 case IEEE80211_CCK_RATE_1MB: 276 case IEEE80211_CCK_RATE_2MB: 277 case IEEE80211_CCK_RATE_5MB: 278 case IEEE80211_CCK_RATE_11MB: 279 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; 280 break; 281 } 282 } 283 } 284 285 void Save_DM_Func_Flag(struct adapter *padapter) 286 { 287 u8 bSaveFlag = true; 288 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 289 } 290 291 void Restore_DM_Func_Flag(struct adapter *padapter) 292 { 293 u8 bSaveFlag = false; 294 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 295 } 296 297 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) 298 { 299 if (enable == true) 300 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); 301 else 302 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); 303 } 304 305 void Set_MSR(struct adapter *padapter, u8 type) 306 { 307 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); 308 } 309 310 inline u8 rtw_get_oper_ch(struct adapter *adapter) 311 { 312 return adapter_to_dvobj(adapter)->oper_channel; 313 } 314 315 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) 316 { 317 #ifdef DBG_CH_SWITCH 318 const int len = 128; 319 char msg[128] = {0}; 320 int cnt = 0; 321 int i = 0; 322 #endif /* DBG_CH_SWITCH */ 323 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 324 325 if (dvobj->oper_channel != ch) { 326 dvobj->on_oper_ch_time = jiffies; 327 328 #ifdef DBG_CH_SWITCH 329 cnt += scnprintf(msg+cnt, len-cnt, "switch to ch %3u", ch); 330 331 for (i = 0; i < dvobj->iface_nums; i++) { 332 struct adapter *iface = dvobj->padapters[i]; 333 cnt += scnprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface)); 334 if (iface->mlmeextpriv.cur_channel == ch) 335 cnt += scnprintf(msg+cnt, len-cnt, "C"); 336 else 337 cnt += scnprintf(msg+cnt, len-cnt, "_"); 338 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) 339 cnt += scnprintf(msg+cnt, len-cnt, "L"); 340 else 341 cnt += scnprintf(msg+cnt, len-cnt, "_"); 342 cnt += scnprintf(msg+cnt, len-cnt, "]"); 343 } 344 345 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); 346 #endif /* DBG_CH_SWITCH */ 347 } 348 349 dvobj->oper_channel = ch; 350 } 351 352 inline u8 rtw_get_oper_bw(struct adapter *adapter) 353 { 354 return adapter_to_dvobj(adapter)->oper_bwmode; 355 } 356 357 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) 358 { 359 adapter_to_dvobj(adapter)->oper_bwmode = bw; 360 } 361 362 inline u8 rtw_get_oper_choffset(struct adapter *adapter) 363 { 364 return adapter_to_dvobj(adapter)->oper_ch_offset; 365 } 366 367 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) 368 { 369 adapter_to_dvobj(adapter)->oper_ch_offset = offset; 370 } 371 372 u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) 373 { 374 u8 center_ch = channel; 375 376 if (chnl_bw == CHANNEL_WIDTH_80) { 377 center_ch = 7; 378 } else if (chnl_bw == CHANNEL_WIDTH_40) { 379 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) 380 center_ch = channel + 2; 381 else 382 center_ch = channel - 2; 383 } 384 385 return center_ch; 386 } 387 388 inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter) 389 { 390 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) 391 return adapter_to_dvobj(adapter)->on_oper_ch_time; 392 else 393 return 0; 394 } 395 396 void SelectChannel(struct adapter *padapter, unsigned char channel) 397 { 398 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 399 return; 400 401 /* saved channel info */ 402 rtw_set_oper_ch(padapter, channel); 403 404 rtw_hal_set_chan(padapter, channel); 405 406 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 407 } 408 409 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) 410 { 411 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 412 413 if (padapter->bNotifyChannelChange) 414 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); 415 416 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); 417 418 if (bwmode == CHANNEL_WIDTH_80) { 419 if (center_ch > channel) 420 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; 421 else if (center_ch < channel) 422 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; 423 else 424 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 425 } 426 427 /* set Channel */ 428 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 429 return; 430 431 /* saved channel/bw info */ 432 rtw_set_oper_ch(padapter, channel); 433 rtw_set_oper_bw(padapter, bwmode); 434 rtw_set_oper_choffset(padapter, channel_offset); 435 436 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ 437 438 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 439 } 440 441 inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) 442 { 443 return pnetwork->MacAddress; 444 } 445 446 u16 get_beacon_interval(struct wlan_bssid_ex *bss) 447 { 448 __le16 val; 449 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); 450 451 return le16_to_cpu(val); 452 } 453 454 int is_client_associated_to_ap(struct adapter *padapter) 455 { 456 struct mlme_ext_priv *pmlmeext; 457 struct mlme_ext_info *pmlmeinfo; 458 459 if (!padapter) 460 return _FAIL; 461 462 pmlmeext = &padapter->mlmeextpriv; 463 pmlmeinfo = &(pmlmeext->mlmext_info); 464 465 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) 466 return true; 467 else 468 return _FAIL; 469 } 470 471 int is_client_associated_to_ibss(struct adapter *padapter) 472 { 473 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 474 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 475 476 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 477 return true; 478 else 479 return _FAIL; 480 } 481 482 int is_IBSS_empty(struct adapter *padapter) 483 { 484 unsigned int i; 485 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 486 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 487 488 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { 489 if (pmlmeinfo->FW_sta_info[i].status == 1) 490 return _FAIL; 491 } 492 493 return true; 494 } 495 496 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) 497 { 498 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) 499 return WAIT_FOR_BCN_TO_MIN; 500 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) 501 return WAIT_FOR_BCN_TO_MAX; 502 else 503 return bcn_interval << 2; 504 } 505 506 void invalidate_cam_all(struct adapter *padapter) 507 { 508 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); 509 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 510 511 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); 512 513 spin_lock_bh(&cam_ctl->lock); 514 cam_ctl->bitmap = 0; 515 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY); 516 spin_unlock_bh(&cam_ctl->lock); 517 } 518 519 static u32 _ReadCAM(struct adapter *padapter, u32 addr) 520 { 521 u32 count = 0, cmd; 522 cmd = CAM_POLLINIG | addr; 523 rtw_write32(padapter, RWCAM, cmd); 524 525 do { 526 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG)) 527 break; 528 } while (count++ < 100); 529 530 return rtw_read32(padapter, REG_CAMREAD); 531 } 532 void read_cam(struct adapter *padapter, u8 entry, u8 *get_key) 533 { 534 u32 j, addr, cmd; 535 addr = entry << 3; 536 537 /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */ 538 for (j = 0; j < 6; j++) { 539 cmd = _ReadCAM(padapter, addr+j); 540 /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */ 541 if (j > 1) /* get key from cam */ 542 memcpy(get_key+(j-2)*4, &cmd, 4); 543 } 544 /* DBG_8192C("*********************************\n"); */ 545 } 546 547 void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) 548 { 549 unsigned int i, val, addr; 550 int j; 551 u32 cam_val[2]; 552 553 addr = entry << 3; 554 555 for (j = 5; j >= 0; j--) { 556 switch (j) { 557 case 0: 558 val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); 559 break; 560 case 1: 561 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); 562 break; 563 default: 564 i = (j - 2) << 2; 565 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); 566 break; 567 } 568 569 cam_val[0] = val; 570 cam_val[1] = addr + (unsigned int)j; 571 572 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); 573 } 574 } 575 576 void _clear_cam_entry(struct adapter *padapter, u8 entry) 577 { 578 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 579 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 580 581 _write_cam(padapter, entry, 0, null_sta, null_key); 582 } 583 584 inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 585 { 586 _write_cam(adapter, id, ctrl, mac, key); 587 write_cam_cache(adapter, id, ctrl, mac, key); 588 } 589 590 inline void clear_cam_entry(struct adapter *adapter, u8 id) 591 { 592 _clear_cam_entry(adapter, id); 593 clear_cam_cache(adapter, id); 594 } 595 596 void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 597 { 598 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 599 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 600 601 spin_lock_bh(&cam_ctl->lock); 602 603 dvobj->cam_cache[id].ctrl = ctrl; 604 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); 605 memcpy(dvobj->cam_cache[id].key, key, 16); 606 607 spin_unlock_bh(&cam_ctl->lock); 608 } 609 610 void clear_cam_cache(struct adapter *adapter, u8 id) 611 { 612 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 613 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 614 615 spin_lock_bh(&cam_ctl->lock); 616 617 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache)); 618 619 spin_unlock_bh(&cam_ctl->lock); 620 } 621 622 static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id) 623 { 624 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 625 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 626 bool ret = false; 627 628 if (cam_id >= TOTAL_CAM_ENTRY) 629 goto exit; 630 631 if (!(cam_ctl->bitmap & BIT(cam_id))) 632 goto exit; 633 634 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false; 635 636 exit: 637 return ret; 638 } 639 640 static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 641 { 642 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 643 int i; 644 s16 cam_id = -1; 645 646 for (i = 0; i < TOTAL_CAM_ENTRY; i++) { 647 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN)) 648 continue; 649 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03)) 650 continue; 651 652 cam_id = i; 653 break; 654 } 655 656 if (addr) 657 DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n" 658 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id); 659 else 660 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n" 661 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id); 662 663 return cam_id; 664 } 665 666 s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 667 { 668 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 669 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 670 s16 cam_id = -1; 671 672 spin_lock_bh(&cam_ctl->lock); 673 cam_id = _rtw_camid_search(adapter, addr, kid); 674 spin_unlock_bh(&cam_ctl->lock); 675 676 return cam_id; 677 } 678 679 s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid) 680 { 681 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 682 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 683 s16 cam_id = -1; 684 struct mlme_ext_info *mlmeinfo; 685 686 spin_lock_bh(&cam_ctl->lock); 687 688 mlmeinfo = &adapter->mlmeextpriv.mlmext_info; 689 690 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 691 && !sta) { 692 /* AP/Ad-hoc mode group key: static alloction to default key by key ID */ 693 if (kid > 3) { 694 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n" 695 , FUNC_ADPT_ARG(adapter), kid); 696 rtw_warn_on(1); 697 goto bitmap_handle; 698 } 699 700 cam_id = kid; 701 } else { 702 int i; 703 u8 *addr = sta?sta->hwaddr:NULL; 704 705 if (!sta) { 706 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { 707 /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ 708 goto bitmap_handle; 709 } 710 711 addr = get_bssid(&adapter->mlmepriv); 712 } 713 714 i = _rtw_camid_search(adapter, addr, kid); 715 if (i >= 0) { 716 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */ 717 if (sta || _rtw_camid_is_gk(adapter, i)) 718 cam_id = i; 719 else 720 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n" 721 , FUNC_ADPT_ARG(adapter), kid); 722 goto bitmap_handle; 723 } 724 725 for (i = 4; i < TOTAL_CAM_ENTRY; i++) 726 if (!(cam_ctl->bitmap & BIT(i))) 727 break; 728 729 if (i == TOTAL_CAM_ENTRY) { 730 if (sta) 731 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n" 732 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid); 733 else 734 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n" 735 , FUNC_ADPT_ARG(adapter), kid); 736 rtw_warn_on(1); 737 goto bitmap_handle; 738 } 739 740 cam_id = i; 741 } 742 743 bitmap_handle: 744 if (cam_id >= 0 && cam_id < 32) 745 cam_ctl->bitmap |= BIT(cam_id); 746 747 spin_unlock_bh(&cam_ctl->lock); 748 749 return cam_id; 750 } 751 752 void rtw_camid_free(struct adapter *adapter, u8 cam_id) 753 { 754 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 755 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 756 757 spin_lock_bh(&cam_ctl->lock); 758 759 if (cam_id < TOTAL_CAM_ENTRY) 760 cam_ctl->bitmap &= ~(BIT(cam_id)); 761 762 spin_unlock_bh(&cam_ctl->lock); 763 } 764 765 int allocate_fw_sta_entry(struct adapter *padapter) 766 { 767 unsigned int mac_id; 768 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 769 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 770 771 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { 772 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { 773 pmlmeinfo->FW_sta_info[mac_id].status = 1; 774 pmlmeinfo->FW_sta_info[mac_id].retry = 0; 775 break; 776 } 777 } 778 779 return mac_id; 780 } 781 782 void flush_all_cam_entry(struct adapter *padapter) 783 { 784 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 785 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 786 787 invalidate_cam_all(padapter); 788 /* clear default key related key search setting */ 789 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); 790 791 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); 792 } 793 794 int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 795 { 796 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 797 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 798 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 799 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 800 801 if (pmlmepriv->qospriv.qos_option == 0) { 802 pmlmeinfo->WMM_enable = 0; 803 return false; 804 } 805 806 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) 807 return false; 808 else 809 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); 810 811 pmlmeinfo->WMM_enable = 1; 812 return true; 813 } 814 815 void WMMOnAssocRsp(struct adapter *padapter) 816 { 817 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; 818 u8 acm_mask; 819 u16 TXOP; 820 u32 acParm, i; 821 u32 edca[4], inx[4]; 822 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 823 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 824 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 825 struct registry_priv *pregpriv = &padapter->registrypriv; 826 827 acm_mask = 0; 828 829 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) 830 aSifsTime = 16; 831 else 832 aSifsTime = 10; 833 834 if (pmlmeinfo->WMM_enable == 0) { 835 padapter->mlmepriv.acm_mask = 0; 836 837 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); 838 839 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { 840 ECWMin = 4; 841 ECWMax = 10; 842 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { 843 ECWMin = 5; 844 ECWMax = 10; 845 } else { 846 ECWMin = 4; 847 ECWMax = 10; 848 } 849 850 TXOP = 0; 851 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 852 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 853 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 854 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 855 856 ECWMin = 2; 857 ECWMax = 3; 858 TXOP = 0x2f; 859 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 860 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 861 } else { 862 edca[0] = edca[1] = edca[2] = edca[3] = 0; 863 864 for (i = 0; i < 4; i++) { 865 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; 866 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; 867 868 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ 869 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; 870 871 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); 872 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; 873 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); 874 875 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 876 877 switch (ACI) { 878 case 0x0: 879 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 880 acm_mask |= (ACM ? BIT(1):0); 881 edca[XMIT_BE_QUEUE] = acParm; 882 break; 883 884 case 0x1: 885 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 886 /* acm_mask |= (ACM? BIT(0):0); */ 887 edca[XMIT_BK_QUEUE] = acParm; 888 break; 889 890 case 0x2: 891 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 892 acm_mask |= (ACM ? BIT(2):0); 893 edca[XMIT_VI_QUEUE] = acParm; 894 break; 895 896 case 0x3: 897 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 898 acm_mask |= (ACM ? BIT(3):0); 899 edca[XMIT_VO_QUEUE] = acParm; 900 break; 901 } 902 903 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); 904 } 905 906 if (padapter->registrypriv.acm_method == 1) 907 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); 908 else 909 padapter->mlmepriv.acm_mask = acm_mask; 910 911 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; 912 913 if (pregpriv->wifi_spec == 1) { 914 u32 j, tmp, change_inx = false; 915 916 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ 917 for (i = 0; i < 4; i++) { 918 for (j = i+1; j < 4; j++) { 919 /* compare CW and AIFS */ 920 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { 921 change_inx = true; 922 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { 923 /* compare TXOP */ 924 if ((edca[j] >> 16) > (edca[i] >> 16)) 925 change_inx = true; 926 } 927 928 if (change_inx) { 929 tmp = edca[i]; 930 edca[i] = edca[j]; 931 edca[j] = tmp; 932 933 tmp = inx[i]; 934 inx[i] = inx[j]; 935 inx[j] = tmp; 936 937 change_inx = false; 938 } 939 } 940 } 941 } 942 943 for (i = 0; i < 4; i++) { 944 pxmitpriv->wmm_para_seq[i] = inx[i]; 945 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); 946 } 947 } 948 } 949 950 static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 951 { 952 unsigned char new_bwmode; 953 unsigned char new_ch_offset; 954 struct HT_info_element *pHT_info; 955 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 956 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 957 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 958 struct registry_priv *pregistrypriv = &padapter->registrypriv; 959 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 960 u8 cbw40_enable = 0; 961 962 if (!pIE) 963 return; 964 965 if (phtpriv->ht_option == false) 966 return; 967 968 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) 969 return; 970 971 if (pIE->Length > sizeof(struct HT_info_element)) 972 return; 973 974 pHT_info = (struct HT_info_element *)pIE->data; 975 976 if (pmlmeext->cur_channel > 14) { 977 if ((pregistrypriv->bw_mode & 0xf0) > 0) 978 cbw40_enable = 1; 979 } else 980 if ((pregistrypriv->bw_mode & 0x0f) > 0) 981 cbw40_enable = 1; 982 983 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 984 new_bwmode = CHANNEL_WIDTH_40; 985 986 switch (pHT_info->infos[0] & 0x3) { 987 case 1: 988 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 989 break; 990 991 case 3: 992 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 993 break; 994 995 default: 996 new_bwmode = CHANNEL_WIDTH_20; 997 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 998 break; 999 } 1000 } else { 1001 new_bwmode = CHANNEL_WIDTH_20; 1002 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1003 } 1004 1005 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 1006 pmlmeinfo->bwmode_updated = true; 1007 1008 pmlmeext->cur_bwmode = new_bwmode; 1009 pmlmeext->cur_ch_offset = new_ch_offset; 1010 1011 /* update HT info also */ 1012 HT_info_handler(padapter, pIE); 1013 } else 1014 pmlmeinfo->bwmode_updated = false; 1015 1016 if (true == pmlmeinfo->bwmode_updated) { 1017 struct sta_info *psta; 1018 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1019 struct sta_priv *pstapriv = &padapter->stapriv; 1020 1021 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1022 1023 /* update ap's stainfo */ 1024 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1025 if (psta) { 1026 struct ht_priv *phtpriv_sta = &psta->htpriv; 1027 1028 if (phtpriv_sta->ht_option) { 1029 /* bwmode */ 1030 psta->bw_mode = pmlmeext->cur_bwmode; 1031 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1032 } else { 1033 psta->bw_mode = CHANNEL_WIDTH_20; 1034 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1035 } 1036 1037 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1038 } 1039 } 1040 } 1041 1042 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1043 { 1044 unsigned int i; 1045 u8 rf_type; 1046 u8 max_AMPDU_len, min_MPDU_spacing; 1047 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1048 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1049 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1050 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1051 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1052 1053 if (!pIE) 1054 return; 1055 1056 if (phtpriv->ht_option == false) 1057 return; 1058 1059 pmlmeinfo->HT_caps_enable = 1; 1060 1061 for (i = 0; i < (pIE->Length); i++) { 1062 if (i != 2) { 1063 /* Commented by Albert 2010/07/12 */ 1064 /* Got the endian issue here. */ 1065 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1066 } else { 1067 /* modify from fw by Thomas 2010/11/17 */ 1068 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1069 max_AMPDU_len = (pIE->data[i] & 0x3); 1070 else 1071 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1072 1073 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1074 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1075 else 1076 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1077 1078 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1079 } 1080 } 1081 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1082 1083 /* update the MCS set */ 1084 for (i = 0; i < 16; i++) 1085 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1086 1087 /* update the MCS rates */ 1088 switch (rf_type) { 1089 case RF_1T1R: 1090 case RF_1T2R: 1091 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1092 break; 1093 case RF_2T2R: 1094 default: 1095 #ifdef CONFIG_DISABLE_MCS13TO15 1096 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1097 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1098 else 1099 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1100 #else /* CONFIG_DISABLE_MCS13TO15 */ 1101 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1102 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1103 } 1104 1105 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1106 /* Config STBC setting */ 1107 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1108 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1109 DBG_871X("Enable HT Tx STBC !\n"); 1110 } 1111 phtpriv->stbc_cap = cur_stbc_cap; 1112 } else { 1113 /* Config LDPC Coding Capability */ 1114 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1115 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1116 DBG_871X("Enable HT Tx LDPC!\n"); 1117 } 1118 phtpriv->ldpc_cap = cur_ldpc_cap; 1119 1120 /* Config STBC setting */ 1121 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1122 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1123 DBG_871X("Enable HT Tx STBC!\n"); 1124 } 1125 phtpriv->stbc_cap = cur_stbc_cap; 1126 } 1127 } 1128 1129 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1130 { 1131 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1132 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1133 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1134 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1135 1136 if (!pIE) 1137 return; 1138 1139 if (phtpriv->ht_option == false) 1140 return; 1141 1142 if (pIE->Length > sizeof(struct HT_info_element)) 1143 return; 1144 1145 pmlmeinfo->HT_info_enable = 1; 1146 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1147 } 1148 1149 void HTOnAssocRsp(struct adapter *padapter) 1150 { 1151 unsigned char max_AMPDU_len; 1152 unsigned char min_MPDU_spacing; 1153 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1154 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1155 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1156 1157 DBG_871X("%s\n", __func__); 1158 1159 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1160 pmlmeinfo->HT_enable = 1; 1161 } else { 1162 pmlmeinfo->HT_enable = 0; 1163 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1164 return; 1165 } 1166 1167 /* handle A-MPDU parameter field */ 1168 /* 1169 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1170 AMPDU_para [4:2]:Min MPDU Start Spacing 1171 */ 1172 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1173 1174 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1175 1176 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1177 1178 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1179 } 1180 1181 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1182 { 1183 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1184 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1185 1186 if (pIE->Length > 1) 1187 return; 1188 1189 pmlmeinfo->ERP_enable = 1; 1190 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1191 } 1192 1193 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1194 { 1195 struct registry_priv *pregpriv = &padapter->registrypriv; 1196 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1197 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1198 1199 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1200 case 0: /* off */ 1201 psta->rtsen = 0; 1202 psta->cts2self = 0; 1203 break; 1204 1205 case 1: /* on */ 1206 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1207 psta->rtsen = 1; 1208 psta->cts2self = 0; 1209 } else { 1210 psta->rtsen = 0; 1211 psta->cts2self = 1; 1212 } 1213 break; 1214 1215 case 2: /* auto */ 1216 default: 1217 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1218 if (pregpriv->vcs_type == 1) { 1219 psta->rtsen = 1; 1220 psta->cts2self = 0; 1221 } else { 1222 psta->rtsen = 0; 1223 psta->cts2self = 1; 1224 } 1225 } else { 1226 psta->rtsen = 0; 1227 psta->cts2self = 0; 1228 } 1229 break; 1230 } 1231 } 1232 1233 void update_ldpc_stbc_cap(struct sta_info *psta) 1234 { 1235 if (psta->htpriv.ht_option) { 1236 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1237 psta->ldpc = 1; 1238 1239 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1240 psta->stbc = 1; 1241 } else { 1242 psta->ldpc = 0; 1243 psta->stbc = 0; 1244 } 1245 } 1246 1247 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1248 { 1249 unsigned int len; 1250 unsigned char *p; 1251 unsigned short val16, subtype; 1252 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1253 /* u8 wpa_ie[255], rsn_ie[255]; */ 1254 u16 wpa_len = 0, rsn_len = 0; 1255 u8 encryp_protocol = 0; 1256 struct wlan_bssid_ex *bssid; 1257 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1258 unsigned char *pbuf; 1259 u32 wpa_ielen = 0; 1260 u8 *pbssid = GetAddr3Ptr(pframe); 1261 struct HT_info_element *pht_info = NULL; 1262 struct rtw_ieee80211_ht_cap *pht_cap = NULL; 1263 u32 bcn_channel; 1264 unsigned short ht_cap_info; 1265 unsigned char ht_info_infos_0; 1266 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1267 int ssid_len; 1268 1269 if (is_client_associated_to_ap(Adapter) == false) 1270 return true; 1271 1272 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1273 1274 if (len > MAX_IE_SZ) { 1275 DBG_871X("%s IE too long for survey event\n", __func__); 1276 return _FAIL; 1277 } 1278 1279 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1280 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, 1281 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1282 return true; 1283 } 1284 1285 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1286 if (!bssid) { 1287 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1288 return true; 1289 } 1290 1291 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1292 pmlmepriv->timeBcnInfoChkStart = 0; 1293 pmlmepriv->NumOfBcnInfoChkFail = 0; 1294 } 1295 1296 subtype = GetFrameSubType(pframe) >> 4; 1297 1298 if (subtype == WIFI_BEACON) 1299 bssid->Reserved[0] = 1; 1300 1301 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1302 1303 /* below is to copy the information element */ 1304 bssid->IELength = len; 1305 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1306 1307 /* check bw and channel offset */ 1308 /* parsing HT_CAP_IE */ 1309 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1310 if (p && len > 0) { 1311 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); 1312 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1313 } else { 1314 ht_cap_info = 0; 1315 } 1316 /* parsing HT_INFO_IE */ 1317 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1318 if (p && len > 0) { 1319 pht_info = (struct HT_info_element *)(p + 2); 1320 ht_info_infos_0 = pht_info->infos[0]; 1321 } else { 1322 ht_info_infos_0 = 0; 1323 } 1324 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1325 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1326 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1327 ht_cap_info, ht_info_infos_0); 1328 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1329 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1330 DBG_871X("%s bw mode change\n", __func__); 1331 { 1332 /* bcn_info_update */ 1333 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1334 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1335 /* to do : need to check that whether modify related register of BB or not */ 1336 } 1337 /* goto _mismatch; */ 1338 } 1339 1340 /* Checking for channel */ 1341 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1342 if (p) { 1343 bcn_channel = *(p + 2); 1344 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1345 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1346 if (pht_info) { 1347 bcn_channel = pht_info->primary_channel; 1348 } else { /* we don't find channel IE, so don't check it */ 1349 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1350 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1351 } 1352 } 1353 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1354 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1355 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1356 goto _mismatch; 1357 } 1358 1359 /* checking SSID */ 1360 ssid_len = 0; 1361 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1362 if (p) { 1363 ssid_len = *(p + 1); 1364 if (ssid_len > NDIS_802_11_LENGTH_SSID) 1365 ssid_len = 0; 1366 } 1367 memcpy(bssid->Ssid.Ssid, (p + 2), ssid_len); 1368 bssid->Ssid.SsidLength = ssid_len; 1369 1370 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1371 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1372 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1373 cur_network->network.Ssid.SsidLength)); 1374 1375 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1376 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1377 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1378 DBG_871X("%s(), SSID is not match\n", __func__); 1379 goto _mismatch; 1380 } 1381 } 1382 1383 /* check encryption info */ 1384 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1385 1386 if (val16 & BIT(4)) 1387 bssid->Privacy = 1; 1388 else 1389 bssid->Privacy = 0; 1390 1391 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1392 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1393 __func__, cur_network->network.Privacy, bssid->Privacy)); 1394 if (cur_network->network.Privacy != bssid->Privacy) { 1395 DBG_871X("%s(), privacy is not match\n", __func__); 1396 goto _mismatch; 1397 } 1398 1399 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1400 1401 if (rsn_len > 0) { 1402 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1403 } else if (wpa_len > 0) { 1404 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1405 } else { 1406 if (bssid->Privacy) 1407 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1408 } 1409 1410 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1411 DBG_871X("%s(): enctyp is not match\n", __func__); 1412 goto _mismatch; 1413 } 1414 1415 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1416 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1417 if (pbuf && (wpa_ielen > 0)) { 1418 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1419 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1420 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1421 pairwise_cipher, group_cipher, is_8021x)); 1422 } 1423 } else { 1424 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1425 1426 if (pbuf && (wpa_ielen > 0)) { 1427 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1428 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1429 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1430 __func__, pairwise_cipher, group_cipher, is_8021x)); 1431 } 1432 } 1433 } 1434 1435 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1436 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1437 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1438 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1439 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1440 group_cipher, cur_network->BcnInfo.group_cipher); 1441 goto _mismatch; 1442 } 1443 1444 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1445 DBG_871X("%s authentication is not match\n", __func__); 1446 goto _mismatch; 1447 } 1448 } 1449 1450 kfree(bssid); 1451 return _SUCCESS; 1452 1453 _mismatch: 1454 kfree(bssid); 1455 1456 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1457 pmlmepriv->timeBcnInfoChkStart = jiffies; 1458 1459 pmlmepriv->NumOfBcnInfoChkFail++; 1460 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1461 1462 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1463 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1464 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1465 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1466 pmlmepriv->timeBcnInfoChkStart = 0; 1467 pmlmepriv->NumOfBcnInfoChkFail = 0; 1468 return _FAIL; 1469 } 1470 1471 return _SUCCESS; 1472 } 1473 1474 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1475 { 1476 unsigned int i; 1477 unsigned int len; 1478 struct ndis_80211_var_ie *pIE; 1479 1480 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1481 1482 for (i = 0; i < len;) { 1483 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1484 1485 switch (pIE->ElementID) { 1486 case _VENDOR_SPECIFIC_IE_: 1487 /* to update WMM parameter set while receiving beacon */ 1488 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1489 if (WMM_param_handler(padapter, pIE)) 1490 report_wmm_edca_update(padapter); 1491 1492 break; 1493 1494 case _HT_EXTRA_INFO_IE_: /* HT info */ 1495 /* HT_info_handler(padapter, pIE); */ 1496 bwmode_update_check(padapter, pIE); 1497 break; 1498 1499 case _ERPINFO_IE_: 1500 ERP_IE_handler(padapter, pIE); 1501 VCS_update(padapter, psta); 1502 break; 1503 1504 default: 1505 break; 1506 } 1507 1508 i += (pIE->Length + 2); 1509 } 1510 } 1511 1512 unsigned int is_ap_in_tkip(struct adapter *padapter) 1513 { 1514 u32 i; 1515 struct ndis_80211_var_ie *pIE; 1516 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1517 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1518 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1519 1520 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1521 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1522 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1523 1524 switch (pIE->ElementID) { 1525 case _VENDOR_SPECIFIC_IE_: 1526 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1527 return true; 1528 1529 break; 1530 1531 case _RSN_IE_2_: 1532 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1533 return true; 1534 1535 default: 1536 break; 1537 } 1538 1539 i += (pIE->Length + 2); 1540 } 1541 1542 return false; 1543 } else 1544 return false; 1545 } 1546 1547 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1548 { 1549 unsigned char bit_offset; 1550 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1551 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1552 1553 if (!(pmlmeinfo->HT_enable)) 1554 return _FAIL; 1555 1556 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1557 1558 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1559 return _SUCCESS; 1560 else 1561 return _FAIL; 1562 } 1563 1564 unsigned char get_highest_rate_idx(u32 mask) 1565 { 1566 int i; 1567 unsigned char rate_idx = 0; 1568 1569 for (i = 31; i >= 0; i--) { 1570 if (mask & BIT(i)) { 1571 rate_idx = i; 1572 break; 1573 } 1574 } 1575 1576 return rate_idx; 1577 } 1578 1579 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1580 { 1581 rtw_hal_update_ra_mask(psta, 0); 1582 } 1583 1584 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1585 { 1586 /* rate adaptive */ 1587 Update_RA_Entry(padapter, psta); 1588 } 1589 1590 unsigned char check_assoc_AP(u8 *pframe, uint len) 1591 { 1592 unsigned int i; 1593 struct ndis_80211_var_ie *pIE; 1594 1595 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1596 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1597 1598 switch (pIE->ElementID) { 1599 case _VENDOR_SPECIFIC_IE_: 1600 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1601 DBG_871X("link to Artheros AP\n"); 1602 return HT_IOT_PEER_ATHEROS; 1603 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1604 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1605 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1606 DBG_871X("link to Broadcom AP\n"); 1607 return HT_IOT_PEER_BROADCOM; 1608 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1609 DBG_871X("link to Marvell AP\n"); 1610 return HT_IOT_PEER_MARVELL; 1611 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1612 DBG_871X("link to Ralink AP\n"); 1613 return HT_IOT_PEER_RALINK; 1614 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1615 DBG_871X("link to Cisco AP\n"); 1616 return HT_IOT_PEER_CISCO; 1617 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1618 u32 Vender = HT_IOT_PEER_REALTEK; 1619 1620 if (pIE->Length >= 5) { 1621 if (pIE->data[4] == 1) 1622 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1623 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1624 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1625 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1626 Vender = HT_IOT_PEER_REALTEK_92SE; 1627 1628 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1629 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1630 1631 if (pIE->data[4] == 2) { 1632 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1633 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1634 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1635 } 1636 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1637 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1638 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1639 } 1640 } 1641 } 1642 1643 DBG_871X("link to Realtek AP\n"); 1644 return Vender; 1645 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1646 DBG_871X("link to Airgo Cap\n"); 1647 return HT_IOT_PEER_AIRGO; 1648 } else 1649 break; 1650 1651 default: 1652 break; 1653 } 1654 1655 i += (pIE->Length + 2); 1656 } 1657 1658 DBG_871X("link to new AP\n"); 1659 return HT_IOT_PEER_UNKNOWN; 1660 } 1661 1662 void update_IOT_info(struct adapter *padapter) 1663 { 1664 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1665 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1666 1667 switch (pmlmeinfo->assoc_AP_vendor) { 1668 case HT_IOT_PEER_MARVELL: 1669 pmlmeinfo->turboMode_cts2self = 1; 1670 pmlmeinfo->turboMode_rtsen = 0; 1671 break; 1672 1673 case HT_IOT_PEER_RALINK: 1674 pmlmeinfo->turboMode_cts2self = 0; 1675 pmlmeinfo->turboMode_rtsen = 1; 1676 /* disable high power */ 1677 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1678 break; 1679 case HT_IOT_PEER_REALTEK: 1680 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1681 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1682 /* disable high power */ 1683 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1684 break; 1685 default: 1686 pmlmeinfo->turboMode_cts2self = 0; 1687 pmlmeinfo->turboMode_rtsen = 1; 1688 break; 1689 } 1690 } 1691 1692 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1693 { 1694 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1695 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1696 bool ShortPreamble; 1697 1698 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1699 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1700 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1701 { 1702 if (updateCap & cShortPreamble) { 1703 /* Short Preamble */ 1704 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1705 ShortPreamble = true; 1706 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1707 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1708 } 1709 } else { 1710 /* Long Preamble */ 1711 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1712 ShortPreamble = false; 1713 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1714 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1715 } 1716 } 1717 } 1718 1719 if (updateCap & cIBSS) 1720 /* Filen: See 802.11-2007 p.91 */ 1721 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1722 else { 1723 /* Filen: See 802.11-2007 p.90 */ 1724 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1725 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1726 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1727 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1728 /* Short Slot Time */ 1729 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1730 else 1731 /* Long Slot Time */ 1732 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1733 } else 1734 /* B Mode */ 1735 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1736 } 1737 1738 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1739 } 1740 1741 void update_wireless_mode(struct adapter *padapter) 1742 { 1743 int ratelen, network_type = 0; 1744 u32 SIFS_Timer; 1745 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1746 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1747 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1748 unsigned char *rate = cur_network->SupportedRates; 1749 1750 ratelen = rtw_get_rateset_len(cur_network->SupportedRates); 1751 1752 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1753 pmlmeinfo->HT_enable = 1; 1754 1755 if (pmlmeext->cur_channel > 14) { 1756 if (pmlmeinfo->VHT_enable) 1757 network_type = WIRELESS_11AC; 1758 else if (pmlmeinfo->HT_enable) 1759 network_type = WIRELESS_11_5N; 1760 1761 network_type |= WIRELESS_11A; 1762 } else { 1763 if (pmlmeinfo->VHT_enable) 1764 network_type = WIRELESS_11AC; 1765 else if (pmlmeinfo->HT_enable) 1766 network_type = WIRELESS_11_24N; 1767 1768 if ((cckratesonly_included(rate, ratelen)) == true) 1769 network_type |= WIRELESS_11B; 1770 else if ((cckrates_included(rate, ratelen)) == true) 1771 network_type |= WIRELESS_11BG; 1772 else 1773 network_type |= WIRELESS_11G; 1774 } 1775 1776 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1777 1778 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1779 /* change this value if having IOT issues. */ 1780 1781 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1782 1783 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1784 1785 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1786 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1787 else 1788 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1789 } 1790 1791 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1792 { 1793 if (IsSupportedTxCCK(wireless_mode)) { 1794 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1795 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1796 psta->bssratelen = 4; 1797 } else { 1798 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1799 psta->bssratelen = 3; 1800 } 1801 } 1802 1803 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1804 { 1805 unsigned int ie_len; 1806 struct ndis_80211_var_ie *pIE; 1807 int supportRateNum = 0; 1808 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1809 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1810 1811 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1812 if (!pIE) 1813 return _FAIL; 1814 if (ie_len > sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates)) 1815 return _FAIL; 1816 1817 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1818 supportRateNum = ie_len; 1819 1820 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1821 if (pIE && (ie_len <= sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates) - supportRateNum)) 1822 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1823 1824 return _SUCCESS; 1825 } 1826 1827 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1828 { 1829 struct sta_info *psta; 1830 u16 tid, start_seq, param; 1831 struct recv_reorder_ctrl *preorder_ctrl; 1832 struct sta_priv *pstapriv = &padapter->stapriv; 1833 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1834 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1835 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1836 1837 psta = rtw_get_stainfo(pstapriv, addr); 1838 1839 if (psta) { 1840 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1841 1842 param = le16_to_cpu(preq->BA_para_set); 1843 tid = (param>>2)&0x0f; 1844 1845 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1846 1847 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1848 preorder_ctrl->indicate_seq = start_seq; 1849 #ifdef DBG_RX_SEQ 1850 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1851 preorder_ctrl->indicate_seq, start_seq); 1852 #endif 1853 #else 1854 preorder_ctrl->indicate_seq = 0xffff; 1855 #endif 1856 1857 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1858 } 1859 } 1860 1861 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1862 { 1863 u8 *pIE; 1864 __le32 *pbuf; 1865 1866 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1867 pbuf = (__le32 *)pIE; 1868 1869 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1870 1871 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1872 1873 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1874 } 1875 1876 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1877 { 1878 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1879 } 1880 1881 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1882 { 1883 int i; 1884 u8 *pIE; 1885 __le32 *pbuf; 1886 u64 tsf = 0; 1887 u32 delay_ms; 1888 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1889 1890 pmlmeext->bcn_cnt++; 1891 1892 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1893 pbuf = (__le32 *)pIE; 1894 1895 tsf = le32_to_cpu(*(pbuf+1)); 1896 tsf = tsf << 32; 1897 tsf |= le32_to_cpu(*pbuf); 1898 1899 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1900 1901 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1902 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1903 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024)); 1904 delay_ms = delay_ms/1000; 1905 1906 if (delay_ms >= 8) 1907 pmlmeext->bcn_delay_cnt[8]++; 1908 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1909 else 1910 pmlmeext->bcn_delay_cnt[delay_ms]++; 1911 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1912 1913 /* 1914 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1915 1916 1917 for (i = 0; i<9; i++) 1918 { 1919 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1920 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 1921 } 1922 */ 1923 1924 /* dump for adaptive_early_32k */ 1925 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 1926 u8 ratio_20_delay, ratio_80_delay; 1927 u8 DrvBcnEarly, DrvBcnTimeOut; 1928 1929 ratio_20_delay = 0; 1930 ratio_80_delay = 0; 1931 DrvBcnEarly = 0xff; 1932 DrvBcnTimeOut = 0xff; 1933 1934 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1935 1936 for (i = 0; i < 9; i++) { 1937 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 1938 1939 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1940 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 1941 1942 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 1943 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 1944 1945 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 1946 DrvBcnEarly = i; 1947 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 1948 } 1949 1950 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 1951 DrvBcnTimeOut = i; 1952 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 1953 } 1954 1955 /* reset adaptive_early_32k cnt */ 1956 pmlmeext->bcn_delay_cnt[i] = 0; 1957 pmlmeext->bcn_delay_ratio[i] = 0; 1958 } 1959 1960 pmlmeext->DrvBcnEarly = DrvBcnEarly; 1961 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 1962 1963 pmlmeext->bcn_cnt = 0; 1964 } 1965 } 1966 1967 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 1968 { 1969 int i; 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 psta->mac_id = NUM_STA; 1978 return; 1979 } 1980 1981 spin_lock_bh(&pdvobj->lock); 1982 for (i = 0; i < NUM_STA; i++) { 1983 if (pdvobj->macid[i] == false) { 1984 pdvobj->macid[i] = true; 1985 break; 1986 } 1987 } 1988 spin_unlock_bh(&pdvobj->lock); 1989 1990 if (i > (NUM_STA-1)) { 1991 psta->mac_id = NUM_STA; 1992 DBG_871X(" no room for more MACIDs\n"); 1993 } else { 1994 psta->mac_id = i; 1995 DBG_871X("%s = %d\n", __func__, psta->mac_id); 1996 } 1997 } 1998 1999 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 2000 { 2001 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2002 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2003 2004 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2005 return; 2006 2007 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 2008 return; 2009 2010 spin_lock_bh(&pdvobj->lock); 2011 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 2012 if (pdvobj->macid[psta->mac_id] == true) { 2013 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2014 pdvobj->macid[psta->mac_id] = false; 2015 psta->mac_id = NUM_STA; 2016 } 2017 } 2018 spin_unlock_bh(&pdvobj->lock); 2019 } 2020 /* For 8188E RA */ 2021 u8 rtw_search_max_mac_id(struct adapter *padapter) 2022 { 2023 u8 max_mac_id = 0; 2024 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2025 int i; 2026 spin_lock_bh(&pdvobj->lock); 2027 for (i = (NUM_STA-1); i >= 0 ; i--) { 2028 if (pdvobj->macid[i] == true) 2029 break; 2030 } 2031 max_mac_id = i; 2032 spin_unlock_bh(&pdvobj->lock); 2033 2034 return max_mac_id; 2035 } 2036 2037 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2038 { 2039 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2040 return NULL; 2041 2042 return dvobj->padapters; 2043 } 2044 2045 #ifdef CONFIG_GPIO_API 2046 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2047 { 2048 u8 value; 2049 u8 direction; 2050 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2051 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2052 2053 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2054 2055 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2056 LeaveAllPowerSaveModeDirect(adapter); 2057 2058 /* Read GPIO Direction */ 2059 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2060 2061 /* According the direction to read register value */ 2062 if (direction) 2063 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2064 else 2065 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2066 2067 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2068 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2069 2070 return value; 2071 } 2072 EXPORT_SYMBOL(rtw_get_gpio); 2073 2074 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2075 { 2076 u8 direction = 0; 2077 u8 res = -1; 2078 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2079 2080 /* Check GPIO is 4~7 */ 2081 if (gpio_num > 7 || gpio_num < 4) { 2082 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2083 return -1; 2084 } 2085 2086 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2087 2088 LeaveAllPowerSaveModeDirect(adapter); 2089 2090 /* Read GPIO direction */ 2091 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2092 2093 /* If GPIO is output direction, setting value. */ 2094 if (direction) { 2095 if (isHigh) 2096 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2097 else 2098 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2099 2100 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2101 res = 0; 2102 } else { 2103 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2104 res = -1; 2105 } 2106 2107 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2108 return res; 2109 } 2110 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2111 2112 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2113 { 2114 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2115 2116 if (gpio_num > 7 || gpio_num < 4) { 2117 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2118 return -1; 2119 } 2120 2121 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2122 2123 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2124 2125 LeaveAllPowerSaveModeDirect(adapter); 2126 2127 if (isOutput) 2128 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2129 else 2130 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2131 2132 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2133 2134 return 0; 2135 } 2136 EXPORT_SYMBOL(rtw_config_gpio); 2137 #endif 2138 2139 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2140 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2141 { 2142 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2143 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2144 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2145 u8 ipaddress[4]; 2146 2147 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2148 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2149 if (my_ip_ptr) { 2150 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2151 if (my_ifa_list) { 2152 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2153 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2154 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2155 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2156 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2157 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2158 memcpy(pcurrentip, ipaddress, 4); 2159 } 2160 } 2161 } 2162 } 2163 #endif 2164 #ifdef CONFIG_WOWLAN 2165 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2166 { 2167 struct sta_info *psta; 2168 struct security_priv *psecpriv = &padapter->securitypriv; 2169 2170 memset(pcur_dot11txpn, 0, 8); 2171 if (NULL == StaAddr) 2172 return; 2173 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2174 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2175 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2176 StaAddr[3], StaAddr[4], StaAddr[5]); 2177 2178 if (psta) { 2179 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2180 psta->dot11txpn.val--; 2181 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2182 2183 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2184 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2185 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2186 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2187 } 2188 } 2189 void rtw_set_sec_pn(struct adapter *padapter) 2190 { 2191 struct sta_info *psta; 2192 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2193 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2194 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2195 struct security_priv *psecpriv = &padapter->securitypriv; 2196 2197 psta = rtw_get_stainfo(&padapter->stapriv, 2198 get_my_bssid(&pmlmeinfo->network)); 2199 2200 if (psta) { 2201 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2202 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2203 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2204 } else { 2205 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2206 psta->dot11txpn.val += 2; 2207 } 2208 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2209 } 2210 } 2211 #endif /* CONFIG_WOWLAN */ 2212 2213 #ifdef CONFIG_PNO_SUPPORT 2214 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2215 #define CIPHER_IE "key_mgmt =" 2216 #define CIPHER_NONE "NONE" 2217 #define CIPHER_WPA_PSK "WPA-PSK" 2218 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2219 2220 #endif /* CONFIG_PNO_SUPPORT */ 2221