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 71 int cckratesonly_included(unsigned char *rate, int ratelen) 72 { 73 int i; 74 75 for (i = 0; i < ratelen; i++) { 76 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && 77 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) 78 return false; 79 } 80 81 return true; 82 } 83 84 u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta) 85 { 86 u8 raid, cur_rf_type, rf_type = RF_1T1R; 87 88 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type)); 89 90 if (cur_rf_type == RF_1T1R) { 91 rf_type = RF_1T1R; 92 } else if (IsSupportedVHT(psta->wireless_mode)) { 93 if (psta->ra_mask & 0xffc00000) 94 rf_type = RF_2T2R; 95 } else if (IsSupportedHT(psta->wireless_mode)) { 96 if (psta->ra_mask & 0xfff00000) 97 rf_type = RF_2T2R; 98 } 99 100 switch (psta->wireless_mode) { 101 case WIRELESS_11B: 102 raid = RATEID_IDX_B; 103 break; 104 case WIRELESS_11A: 105 case WIRELESS_11G: 106 raid = RATEID_IDX_G; 107 break; 108 case WIRELESS_11BG: 109 raid = RATEID_IDX_BG; 110 break; 111 case WIRELESS_11_24N: 112 case WIRELESS_11_5N: 113 case WIRELESS_11A_5N: 114 case WIRELESS_11G_24N: 115 if (rf_type == RF_2T2R) 116 raid = RATEID_IDX_GN_N2SS; 117 else 118 raid = RATEID_IDX_GN_N1SS; 119 break; 120 case WIRELESS_11B_24N: 121 case WIRELESS_11BG_24N: 122 if (psta->bw_mode == CHANNEL_WIDTH_20) { 123 if (rf_type == RF_2T2R) 124 raid = RATEID_IDX_BGN_20M_2SS_BN; 125 else 126 raid = RATEID_IDX_BGN_20M_1SS_BN; 127 } else { 128 if (rf_type == RF_2T2R) 129 raid = RATEID_IDX_BGN_40M_2SS; 130 else 131 raid = RATEID_IDX_BGN_40M_1SS; 132 } 133 break; 134 default: 135 raid = RATEID_IDX_BGN_40M_2SS; 136 break; 137 138 } 139 return raid; 140 141 } 142 143 unsigned char ratetbl_val_2wifirate(unsigned char rate); 144 unsigned char ratetbl_val_2wifirate(unsigned char rate) 145 { 146 unsigned char val = 0; 147 148 switch (rate & 0x7f) { 149 case 0: 150 val = IEEE80211_CCK_RATE_1MB; 151 break; 152 153 case 1: 154 val = IEEE80211_CCK_RATE_2MB; 155 break; 156 157 case 2: 158 val = IEEE80211_CCK_RATE_5MB; 159 break; 160 161 case 3: 162 val = IEEE80211_CCK_RATE_11MB; 163 break; 164 165 case 4: 166 val = IEEE80211_OFDM_RATE_6MB; 167 break; 168 169 case 5: 170 val = IEEE80211_OFDM_RATE_9MB; 171 break; 172 173 case 6: 174 val = IEEE80211_OFDM_RATE_12MB; 175 break; 176 177 case 7: 178 val = IEEE80211_OFDM_RATE_18MB; 179 break; 180 181 case 8: 182 val = IEEE80211_OFDM_RATE_24MB; 183 break; 184 185 case 9: 186 val = IEEE80211_OFDM_RATE_36MB; 187 break; 188 189 case 10: 190 val = IEEE80211_OFDM_RATE_48MB; 191 break; 192 193 case 11: 194 val = IEEE80211_OFDM_RATE_54MB; 195 break; 196 197 } 198 199 return val; 200 201 } 202 203 int is_basicrate(struct adapter *padapter, unsigned char rate); 204 int is_basicrate(struct adapter *padapter, unsigned char rate) 205 { 206 int i; 207 unsigned char val; 208 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 209 210 for (i = 0; i < NumRates; i++) { 211 val = pmlmeext->basicrate[i]; 212 213 if ((val != 0xff) && (val != 0xfe)) 214 if (rate == ratetbl_val_2wifirate(val)) 215 return true; 216 } 217 218 return false; 219 } 220 221 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset); 222 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) 223 { 224 int i; 225 unsigned char rate; 226 unsigned int len = 0; 227 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 228 229 for (i = 0; i < NumRates; i++) { 230 rate = pmlmeext->datarate[i]; 231 232 switch (rate) { 233 case 0xff: 234 return len; 235 236 case 0xfe: 237 continue; 238 239 default: 240 rate = ratetbl_val_2wifirate(rate); 241 242 if (is_basicrate(padapter, rate) == true) 243 rate |= IEEE80211_BASIC_RATE_MASK; 244 245 rateset[len] = rate; 246 len++; 247 break; 248 } 249 } 250 return len; 251 } 252 253 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) 254 { 255 unsigned char supportedrates[NumRates]; 256 257 memset(supportedrates, 0, NumRates); 258 *bssrate_len = ratetbl2rateset(padapter, supportedrates); 259 memcpy(pbssrate, supportedrates, *bssrate_len); 260 } 261 262 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) 263 { 264 u8 mcs_rate_1r = (u8)(mask&0xff); 265 u8 mcs_rate_2r = (u8)((mask>>8)&0xff); 266 u8 mcs_rate_3r = (u8)((mask>>16)&0xff); 267 u8 mcs_rate_4r = (u8)((mask>>24)&0xff); 268 269 mcs_set[0] &= mcs_rate_1r; 270 mcs_set[1] &= mcs_rate_2r; 271 mcs_set[2] &= mcs_rate_3r; 272 mcs_set[3] &= mcs_rate_4r; 273 } 274 275 void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS) 276 { 277 u8 i; 278 u8 rate; 279 280 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ 281 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { 282 rate = mBratesOS[i] & 0x7f; 283 switch (rate) { 284 case IEEE80211_CCK_RATE_1MB: 285 case IEEE80211_CCK_RATE_2MB: 286 case IEEE80211_CCK_RATE_5MB: 287 case IEEE80211_CCK_RATE_11MB: 288 case IEEE80211_OFDM_RATE_6MB: 289 case IEEE80211_OFDM_RATE_12MB: 290 case IEEE80211_OFDM_RATE_24MB: 291 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; 292 break; 293 } 294 } 295 296 } 297 298 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) 299 { 300 u8 i; 301 u8 rate; 302 303 for (i = 0; i < bssratelen; i++) { 304 rate = bssrateset[i] & 0x7f; 305 switch (rate) { 306 case IEEE80211_CCK_RATE_1MB: 307 case IEEE80211_CCK_RATE_2MB: 308 case IEEE80211_CCK_RATE_5MB: 309 case IEEE80211_CCK_RATE_11MB: 310 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; 311 break; 312 } 313 } 314 315 } 316 317 void Save_DM_Func_Flag(struct adapter *padapter) 318 { 319 u8 bSaveFlag = true; 320 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 321 } 322 323 void Restore_DM_Func_Flag(struct adapter *padapter) 324 { 325 u8 bSaveFlag = false; 326 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 327 } 328 329 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) 330 { 331 if (enable == true) 332 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); 333 else 334 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); 335 } 336 337 static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type) 338 { 339 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); 340 } 341 342 void Set_MSR(struct adapter *padapter, u8 type) 343 { 344 Set_NETYPE0_MSR(padapter, type); 345 } 346 347 inline u8 rtw_get_oper_ch(struct adapter *adapter) 348 { 349 return adapter_to_dvobj(adapter)->oper_channel; 350 } 351 352 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) 353 { 354 #ifdef DBG_CH_SWITCH 355 const int len = 128; 356 char msg[128] = {0}; 357 int cnt = 0; 358 int i = 0; 359 #endif /* DBG_CH_SWITCH */ 360 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 361 362 if (dvobj->oper_channel != ch) { 363 dvobj->on_oper_ch_time = jiffies; 364 365 #ifdef DBG_CH_SWITCH 366 cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch); 367 368 for (i = 0; i < dvobj->iface_nums; i++) { 369 struct adapter *iface = dvobj->padapters[i]; 370 cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface)); 371 if (iface->mlmeextpriv.cur_channel == ch) 372 cnt += snprintf(msg+cnt, len-cnt, "C"); 373 else 374 cnt += snprintf(msg+cnt, len-cnt, "_"); 375 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) 376 cnt += snprintf(msg+cnt, len-cnt, "L"); 377 else 378 cnt += snprintf(msg+cnt, len-cnt, "_"); 379 cnt += snprintf(msg+cnt, len-cnt, "]"); 380 } 381 382 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); 383 #endif /* DBG_CH_SWITCH */ 384 } 385 386 dvobj->oper_channel = ch; 387 } 388 389 inline u8 rtw_get_oper_bw(struct adapter *adapter) 390 { 391 return adapter_to_dvobj(adapter)->oper_bwmode; 392 } 393 394 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) 395 { 396 adapter_to_dvobj(adapter)->oper_bwmode = bw; 397 } 398 399 inline u8 rtw_get_oper_choffset(struct adapter *adapter) 400 { 401 return adapter_to_dvobj(adapter)->oper_ch_offset; 402 } 403 404 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) 405 { 406 adapter_to_dvobj(adapter)->oper_ch_offset = offset; 407 } 408 409 u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) 410 { 411 u8 center_ch = channel; 412 413 if (chnl_bw == CHANNEL_WIDTH_80) { 414 if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48)) 415 center_ch = 42; 416 if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64)) 417 center_ch = 58; 418 if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112)) 419 center_ch = 106; 420 if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128)) 421 center_ch = 122; 422 if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144)) 423 center_ch = 138; 424 if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161)) 425 center_ch = 155; 426 else if (channel <= 14) 427 center_ch = 7; 428 } else if (chnl_bw == CHANNEL_WIDTH_40) { 429 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) 430 center_ch = channel + 2; 431 else 432 center_ch = channel - 2; 433 } 434 435 return center_ch; 436 } 437 438 inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter) 439 { 440 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) 441 return adapter_to_dvobj(adapter)->on_oper_ch_time; 442 else 443 return 0; 444 } 445 446 void SelectChannel(struct adapter *padapter, unsigned char channel) 447 { 448 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 449 return; 450 451 /* saved channel info */ 452 rtw_set_oper_ch(padapter, channel); 453 454 rtw_hal_set_chan(padapter, channel); 455 456 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 457 } 458 459 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) 460 { 461 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 462 463 if (padapter->bNotifyChannelChange) 464 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); 465 466 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); 467 468 if (bwmode == CHANNEL_WIDTH_80) { 469 if (center_ch > channel) 470 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; 471 else if (center_ch < channel) 472 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; 473 else 474 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 475 } 476 477 /* set Channel */ 478 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 479 return; 480 481 /* saved channel/bw info */ 482 rtw_set_oper_ch(padapter, channel); 483 rtw_set_oper_bw(padapter, bwmode); 484 rtw_set_oper_choffset(padapter, channel_offset); 485 486 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ 487 488 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 489 } 490 491 __inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) 492 { 493 return pnetwork->MacAddress; 494 } 495 496 u16 get_beacon_interval(struct wlan_bssid_ex *bss) 497 { 498 __le16 val; 499 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); 500 501 return le16_to_cpu(val); 502 503 } 504 505 int is_client_associated_to_ap(struct adapter *padapter) 506 { 507 struct mlme_ext_priv *pmlmeext; 508 struct mlme_ext_info *pmlmeinfo; 509 510 if (!padapter) 511 return _FAIL; 512 513 pmlmeext = &padapter->mlmeextpriv; 514 pmlmeinfo = &(pmlmeext->mlmext_info); 515 516 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) 517 return true; 518 else 519 return _FAIL; 520 } 521 522 int is_client_associated_to_ibss(struct adapter *padapter) 523 { 524 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 525 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 526 527 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 528 return true; 529 else 530 return _FAIL; 531 } 532 533 int is_IBSS_empty(struct adapter *padapter) 534 { 535 unsigned int i; 536 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 537 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 538 539 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { 540 if (pmlmeinfo->FW_sta_info[i].status == 1) 541 return _FAIL; 542 } 543 544 return true; 545 546 } 547 548 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) 549 { 550 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) 551 return WAIT_FOR_BCN_TO_MIN; 552 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) 553 return WAIT_FOR_BCN_TO_MAX; 554 else 555 return ((bcn_interval << 2)); 556 } 557 558 void invalidate_cam_all(struct adapter *padapter) 559 { 560 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); 561 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 562 563 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); 564 565 spin_lock_bh(&cam_ctl->lock); 566 cam_ctl->bitmap = 0; 567 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY); 568 spin_unlock_bh(&cam_ctl->lock); 569 } 570 571 static u32 _ReadCAM(struct adapter *padapter, u32 addr) 572 { 573 u32 count = 0, cmd; 574 cmd = CAM_POLLINIG | addr; 575 rtw_write32(padapter, RWCAM, cmd); 576 577 do { 578 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG)) 579 break; 580 } while (count++ < 100); 581 582 return rtw_read32(padapter, REG_CAMREAD); 583 } 584 void read_cam(struct adapter *padapter, u8 entry, u8 *get_key) 585 { 586 u32 j, addr, cmd; 587 addr = entry << 3; 588 589 /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */ 590 for (j = 0; j < 6; j++) { 591 cmd = _ReadCAM(padapter, addr+j); 592 /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */ 593 if (j > 1) /* get key from cam */ 594 memcpy(get_key+(j-2)*4, &cmd, 4); 595 } 596 /* DBG_8192C("*********************************\n"); */ 597 } 598 599 void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) 600 { 601 unsigned int i, val, addr; 602 int j; 603 u32 cam_val[2]; 604 605 addr = entry << 3; 606 607 for (j = 5; j >= 0; j--) { 608 switch (j) { 609 case 0: 610 val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); 611 break; 612 case 1: 613 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); 614 break; 615 default: 616 i = (j - 2) << 2; 617 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); 618 break; 619 } 620 621 cam_val[0] = val; 622 cam_val[1] = addr + (unsigned int)j; 623 624 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); 625 } 626 } 627 628 void _clear_cam_entry(struct adapter *padapter, u8 entry) 629 { 630 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 631 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 632 633 _write_cam(padapter, entry, 0, null_sta, null_key); 634 } 635 636 inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 637 { 638 _write_cam(adapter, id, ctrl, mac, key); 639 write_cam_cache(adapter, id, ctrl, mac, key); 640 } 641 642 inline void clear_cam_entry(struct adapter *adapter, u8 id) 643 { 644 _clear_cam_entry(adapter, id); 645 clear_cam_cache(adapter, id); 646 } 647 648 inline void write_cam_from_cache(struct adapter *adapter, u8 id) 649 { 650 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 651 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 652 struct cam_entry_cache cache; 653 654 spin_lock_bh(&cam_ctl->lock); 655 memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache)); 656 spin_unlock_bh(&cam_ctl->lock); 657 658 _write_cam(adapter, id, cache.ctrl, cache.mac, cache.key); 659 } 660 661 void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 662 { 663 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 664 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 665 666 spin_lock_bh(&cam_ctl->lock); 667 668 dvobj->cam_cache[id].ctrl = ctrl; 669 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); 670 memcpy(dvobj->cam_cache[id].key, key, 16); 671 672 spin_unlock_bh(&cam_ctl->lock); 673 } 674 675 void clear_cam_cache(struct adapter *adapter, u8 id) 676 { 677 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 678 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 679 680 spin_lock_bh(&cam_ctl->lock); 681 682 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache)); 683 684 spin_unlock_bh(&cam_ctl->lock); 685 } 686 687 static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id) 688 { 689 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 690 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 691 bool ret = false; 692 693 if (cam_id >= TOTAL_CAM_ENTRY) 694 goto exit; 695 696 if (!(cam_ctl->bitmap & BIT(cam_id))) 697 goto exit; 698 699 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false; 700 701 exit: 702 return ret; 703 } 704 705 static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 706 { 707 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 708 int i; 709 s16 cam_id = -1; 710 711 for (i = 0; i < TOTAL_CAM_ENTRY; i++) { 712 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN)) 713 continue; 714 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03)) 715 continue; 716 717 cam_id = i; 718 break; 719 } 720 721 if (addr) 722 DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n" 723 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id); 724 else 725 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n" 726 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id); 727 728 return cam_id; 729 } 730 731 s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 732 { 733 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 734 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 735 s16 cam_id = -1; 736 737 spin_lock_bh(&cam_ctl->lock); 738 cam_id = _rtw_camid_search(adapter, addr, kid); 739 spin_unlock_bh(&cam_ctl->lock); 740 741 return cam_id; 742 } 743 744 s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid) 745 { 746 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 747 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 748 s16 cam_id = -1; 749 struct mlme_ext_info *mlmeinfo; 750 751 spin_lock_bh(&cam_ctl->lock); 752 753 mlmeinfo = &adapter->mlmeextpriv.mlmext_info; 754 755 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 756 && !sta) { 757 /* AP/Ad-hoc mode group key: static alloction to default key by key ID */ 758 if (kid > 3) { 759 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n" 760 , FUNC_ADPT_ARG(adapter), kid); 761 rtw_warn_on(1); 762 goto bitmap_handle; 763 } 764 765 cam_id = kid; 766 } else { 767 int i; 768 u8 *addr = sta?sta->hwaddr:NULL; 769 770 if (!sta) { 771 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { 772 /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ 773 goto bitmap_handle; 774 } 775 776 addr = get_bssid(&adapter->mlmepriv); 777 } 778 779 i = _rtw_camid_search(adapter, addr, kid); 780 if (i >= 0) { 781 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */ 782 if (sta || _rtw_camid_is_gk(adapter, i) == true) 783 cam_id = i; 784 else 785 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n" 786 , FUNC_ADPT_ARG(adapter), kid); 787 goto bitmap_handle; 788 } 789 790 for (i = 4; i < TOTAL_CAM_ENTRY; i++) 791 if (!(cam_ctl->bitmap & BIT(i))) 792 break; 793 794 if (i == TOTAL_CAM_ENTRY) { 795 if (sta) 796 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n" 797 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid); 798 else 799 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n" 800 , FUNC_ADPT_ARG(adapter), kid); 801 rtw_warn_on(1); 802 goto bitmap_handle; 803 } 804 805 cam_id = i; 806 } 807 808 bitmap_handle: 809 if (cam_id >= 0 && cam_id < 32) 810 cam_ctl->bitmap |= BIT(cam_id); 811 812 spin_unlock_bh(&cam_ctl->lock); 813 814 return cam_id; 815 } 816 817 void rtw_camid_free(struct adapter *adapter, u8 cam_id) 818 { 819 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 820 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 821 822 spin_lock_bh(&cam_ctl->lock); 823 824 if (cam_id < TOTAL_CAM_ENTRY) 825 cam_ctl->bitmap &= ~(BIT(cam_id)); 826 827 spin_unlock_bh(&cam_ctl->lock); 828 } 829 830 int allocate_fw_sta_entry(struct adapter *padapter) 831 { 832 unsigned int mac_id; 833 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 834 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 835 836 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { 837 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { 838 pmlmeinfo->FW_sta_info[mac_id].status = 1; 839 pmlmeinfo->FW_sta_info[mac_id].retry = 0; 840 break; 841 } 842 } 843 844 return mac_id; 845 } 846 847 void flush_all_cam_entry(struct adapter *padapter) 848 { 849 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 850 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 851 852 invalidate_cam_all(padapter); 853 /* clear default key related key search setting */ 854 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); 855 856 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); 857 858 } 859 860 int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 861 { 862 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 863 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 864 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 865 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 866 867 if (pmlmepriv->qospriv.qos_option == 0) { 868 pmlmeinfo->WMM_enable = 0; 869 return false; 870 } 871 872 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) 873 return false; 874 else 875 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); 876 877 pmlmeinfo->WMM_enable = 1; 878 return true; 879 } 880 881 void WMMOnAssocRsp(struct adapter *padapter) 882 { 883 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; 884 u8 acm_mask; 885 u16 TXOP; 886 u32 acParm, i; 887 u32 edca[4], inx[4]; 888 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 889 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 890 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 891 struct registry_priv *pregpriv = &padapter->registrypriv; 892 893 acm_mask = 0; 894 895 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) 896 aSifsTime = 16; 897 else 898 aSifsTime = 10; 899 900 if (pmlmeinfo->WMM_enable == 0) { 901 padapter->mlmepriv.acm_mask = 0; 902 903 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); 904 905 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { 906 ECWMin = 4; 907 ECWMax = 10; 908 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { 909 ECWMin = 5; 910 ECWMax = 10; 911 } else { 912 ECWMin = 4; 913 ECWMax = 10; 914 } 915 916 TXOP = 0; 917 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 918 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 919 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 920 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 921 922 ECWMin = 2; 923 ECWMax = 3; 924 TXOP = 0x2f; 925 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 926 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 927 } else{ 928 edca[0] = edca[1] = edca[2] = edca[3] = 0; 929 930 for (i = 0; i < 4; i++) { 931 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; 932 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; 933 934 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ 935 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; 936 937 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); 938 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; 939 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); 940 941 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 942 943 switch (ACI) { 944 case 0x0: 945 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 946 acm_mask |= (ACM ? BIT(1):0); 947 edca[XMIT_BE_QUEUE] = acParm; 948 break; 949 950 case 0x1: 951 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 952 /* acm_mask |= (ACM? BIT(0):0); */ 953 edca[XMIT_BK_QUEUE] = acParm; 954 break; 955 956 case 0x2: 957 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 958 acm_mask |= (ACM ? BIT(2):0); 959 edca[XMIT_VI_QUEUE] = acParm; 960 break; 961 962 case 0x3: 963 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 964 acm_mask |= (ACM ? BIT(3):0); 965 edca[XMIT_VO_QUEUE] = acParm; 966 break; 967 } 968 969 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); 970 } 971 972 if (padapter->registrypriv.acm_method == 1) 973 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); 974 else 975 padapter->mlmepriv.acm_mask = acm_mask; 976 977 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; 978 979 if (pregpriv->wifi_spec == 1) { 980 u32 j, tmp, change_inx = false; 981 982 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ 983 for (i = 0; i < 4; i++) { 984 for (j = i+1; j < 4; j++) { 985 /* compare CW and AIFS */ 986 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { 987 change_inx = true; 988 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { 989 /* compare TXOP */ 990 if ((edca[j] >> 16) > (edca[i] >> 16)) 991 change_inx = true; 992 } 993 994 if (change_inx) { 995 tmp = edca[i]; 996 edca[i] = edca[j]; 997 edca[j] = tmp; 998 999 tmp = inx[i]; 1000 inx[i] = inx[j]; 1001 inx[j] = tmp; 1002 1003 change_inx = false; 1004 } 1005 } 1006 } 1007 } 1008 1009 for (i = 0; i < 4; i++) { 1010 pxmitpriv->wmm_para_seq[i] = inx[i]; 1011 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); 1012 } 1013 } 1014 } 1015 1016 static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1017 { 1018 unsigned char new_bwmode; 1019 unsigned char new_ch_offset; 1020 struct HT_info_element *pHT_info; 1021 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1022 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1023 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1024 struct registry_priv *pregistrypriv = &padapter->registrypriv; 1025 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1026 u8 cbw40_enable = 0; 1027 1028 if (!pIE) 1029 return; 1030 1031 if (phtpriv->ht_option == false) 1032 return; 1033 1034 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) 1035 return; 1036 1037 if (pIE->Length > sizeof(struct HT_info_element)) 1038 return; 1039 1040 pHT_info = (struct HT_info_element *)pIE->data; 1041 1042 if (pmlmeext->cur_channel > 14) { 1043 if ((pregistrypriv->bw_mode & 0xf0) > 0) 1044 cbw40_enable = 1; 1045 } else 1046 if ((pregistrypriv->bw_mode & 0x0f) > 0) 1047 cbw40_enable = 1; 1048 1049 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 1050 new_bwmode = CHANNEL_WIDTH_40; 1051 1052 switch (pHT_info->infos[0] & 0x3) { 1053 case 1: 1054 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 1055 break; 1056 1057 case 3: 1058 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 1059 break; 1060 1061 default: 1062 new_bwmode = CHANNEL_WIDTH_20; 1063 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1064 break; 1065 } 1066 } else{ 1067 new_bwmode = CHANNEL_WIDTH_20; 1068 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1069 } 1070 1071 1072 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 1073 pmlmeinfo->bwmode_updated = true; 1074 1075 pmlmeext->cur_bwmode = new_bwmode; 1076 pmlmeext->cur_ch_offset = new_ch_offset; 1077 1078 /* update HT info also */ 1079 HT_info_handler(padapter, pIE); 1080 } else 1081 pmlmeinfo->bwmode_updated = false; 1082 1083 1084 if (true == pmlmeinfo->bwmode_updated) { 1085 struct sta_info *psta; 1086 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1087 struct sta_priv *pstapriv = &padapter->stapriv; 1088 1089 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1090 1091 1092 /* update ap's stainfo */ 1093 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1094 if (psta) { 1095 struct ht_priv *phtpriv_sta = &psta->htpriv; 1096 1097 if (phtpriv_sta->ht_option) { 1098 /* bwmode */ 1099 psta->bw_mode = pmlmeext->cur_bwmode; 1100 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1101 } else{ 1102 psta->bw_mode = CHANNEL_WIDTH_20; 1103 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1104 } 1105 1106 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1107 } 1108 } 1109 } 1110 1111 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1112 { 1113 unsigned int i; 1114 u8 rf_type; 1115 u8 max_AMPDU_len, min_MPDU_spacing; 1116 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1117 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1118 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1119 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1120 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1121 1122 if (pIE == NULL) 1123 return; 1124 1125 if (phtpriv->ht_option == false) 1126 return; 1127 1128 pmlmeinfo->HT_caps_enable = 1; 1129 1130 for (i = 0; i < (pIE->Length); i++) { 1131 if (i != 2) { 1132 /* Commented by Albert 2010/07/12 */ 1133 /* Got the endian issue here. */ 1134 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1135 } else{ 1136 /* modify from fw by Thomas 2010/11/17 */ 1137 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1138 max_AMPDU_len = (pIE->data[i] & 0x3); 1139 else 1140 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1141 1142 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1143 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1144 else 1145 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1146 1147 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1148 } 1149 } 1150 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1151 1152 /* update the MCS set */ 1153 for (i = 0; i < 16; i++) 1154 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1155 1156 /* update the MCS rates */ 1157 switch (rf_type) { 1158 case RF_1T1R: 1159 case RF_1T2R: 1160 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1161 break; 1162 case RF_2T2R: 1163 default: 1164 #ifdef CONFIG_DISABLE_MCS13TO15 1165 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1166 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1167 else 1168 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1169 #else /* CONFIG_DISABLE_MCS13TO15 */ 1170 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1171 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1172 } 1173 1174 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1175 /* Config STBC setting */ 1176 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1177 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1178 DBG_871X("Enable HT Tx STBC !\n"); 1179 } 1180 phtpriv->stbc_cap = cur_stbc_cap; 1181 } else { 1182 /* Config LDPC Coding Capability */ 1183 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1184 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1185 DBG_871X("Enable HT Tx LDPC!\n"); 1186 } 1187 phtpriv->ldpc_cap = cur_ldpc_cap; 1188 1189 /* Config STBC setting */ 1190 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1191 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1192 DBG_871X("Enable HT Tx STBC!\n"); 1193 } 1194 phtpriv->stbc_cap = cur_stbc_cap; 1195 } 1196 } 1197 1198 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1199 { 1200 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1201 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1202 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1203 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1204 1205 if (pIE == NULL) 1206 return; 1207 1208 if (phtpriv->ht_option == false) 1209 return; 1210 1211 1212 if (pIE->Length > sizeof(struct HT_info_element)) 1213 return; 1214 1215 pmlmeinfo->HT_info_enable = 1; 1216 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1217 1218 return; 1219 } 1220 1221 void HTOnAssocRsp(struct adapter *padapter) 1222 { 1223 unsigned char max_AMPDU_len; 1224 unsigned char min_MPDU_spacing; 1225 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1226 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1227 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1228 1229 DBG_871X("%s\n", __func__); 1230 1231 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1232 pmlmeinfo->HT_enable = 1; 1233 } else{ 1234 pmlmeinfo->HT_enable = 0; 1235 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1236 return; 1237 } 1238 1239 /* handle A-MPDU parameter field */ 1240 /* 1241 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1242 AMPDU_para [4:2]:Min MPDU Start Spacing 1243 */ 1244 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1245 1246 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1247 1248 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1249 1250 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1251 } 1252 1253 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1254 { 1255 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1256 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1257 1258 if (pIE->Length > 1) 1259 return; 1260 1261 pmlmeinfo->ERP_enable = 1; 1262 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1263 } 1264 1265 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1266 { 1267 struct registry_priv *pregpriv = &padapter->registrypriv; 1268 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1269 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1270 1271 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1272 case 0: /* off */ 1273 psta->rtsen = 0; 1274 psta->cts2self = 0; 1275 break; 1276 1277 case 1: /* on */ 1278 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1279 psta->rtsen = 1; 1280 psta->cts2self = 0; 1281 } else{ 1282 psta->rtsen = 0; 1283 psta->cts2self = 1; 1284 } 1285 break; 1286 1287 case 2: /* auto */ 1288 default: 1289 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1290 if (pregpriv->vcs_type == 1) { 1291 psta->rtsen = 1; 1292 psta->cts2self = 0; 1293 } else{ 1294 psta->rtsen = 0; 1295 psta->cts2self = 1; 1296 } 1297 } else{ 1298 psta->rtsen = 0; 1299 psta->cts2self = 0; 1300 } 1301 break; 1302 } 1303 } 1304 1305 void update_ldpc_stbc_cap(struct sta_info *psta) 1306 { 1307 if (psta->htpriv.ht_option) { 1308 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1309 psta->ldpc = 1; 1310 1311 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1312 psta->stbc = 1; 1313 } else { 1314 psta->ldpc = 0; 1315 psta->stbc = 0; 1316 } 1317 } 1318 1319 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1320 { 1321 unsigned int len; 1322 unsigned char *p; 1323 unsigned short val16, subtype; 1324 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1325 /* u8 wpa_ie[255], rsn_ie[255]; */ 1326 u16 wpa_len = 0, rsn_len = 0; 1327 u8 encryp_protocol = 0; 1328 struct wlan_bssid_ex *bssid; 1329 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1330 unsigned char *pbuf; 1331 u32 wpa_ielen = 0; 1332 u8 *pbssid = GetAddr3Ptr(pframe); 1333 u32 hidden_ssid = 0; 1334 struct HT_info_element *pht_info = NULL; 1335 struct rtw_ieee80211_ht_cap *pht_cap = NULL; 1336 u32 bcn_channel; 1337 unsigned short ht_cap_info; 1338 unsigned char ht_info_infos_0; 1339 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1340 1341 if (is_client_associated_to_ap(Adapter) == false) 1342 return true; 1343 1344 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1345 1346 if (len > MAX_IE_SZ) { 1347 DBG_871X("%s IE too long for survey event\n", __func__); 1348 return _FAIL; 1349 } 1350 1351 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1352 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, 1353 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1354 return true; 1355 } 1356 1357 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1358 if (bssid == NULL) { 1359 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1360 return true; 1361 } 1362 1363 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1364 pmlmepriv->timeBcnInfoChkStart = 0; 1365 pmlmepriv->NumOfBcnInfoChkFail = 0; 1366 } 1367 1368 subtype = GetFrameSubType(pframe) >> 4; 1369 1370 if (subtype == WIFI_BEACON) 1371 bssid->Reserved[0] = 1; 1372 1373 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1374 1375 /* below is to copy the information element */ 1376 bssid->IELength = len; 1377 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1378 1379 /* check bw and channel offset */ 1380 /* parsing HT_CAP_IE */ 1381 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1382 if (p && len > 0) { 1383 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); 1384 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1385 } else { 1386 ht_cap_info = 0; 1387 } 1388 /* parsing HT_INFO_IE */ 1389 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1390 if (p && len > 0) { 1391 pht_info = (struct HT_info_element *)(p + 2); 1392 ht_info_infos_0 = pht_info->infos[0]; 1393 } else { 1394 ht_info_infos_0 = 0; 1395 } 1396 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1397 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1398 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1399 ht_cap_info, ht_info_infos_0); 1400 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1401 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1402 DBG_871X("%s bw mode change\n", __func__); 1403 { 1404 /* bcn_info_update */ 1405 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1406 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1407 /* to do : need to check that whether modify related register of BB or not */ 1408 } 1409 /* goto _mismatch; */ 1410 } 1411 1412 /* Checking for channel */ 1413 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1414 if (p) { 1415 bcn_channel = *(p + 2); 1416 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1417 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1418 if (pht_info) { 1419 bcn_channel = pht_info->primary_channel; 1420 } else { /* we don't find channel IE, so don't check it */ 1421 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1422 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1423 } 1424 } 1425 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1426 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1427 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1428 goto _mismatch; 1429 } 1430 1431 /* checking SSID */ 1432 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1433 if (p == NULL) { 1434 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__); 1435 hidden_ssid = true; 1436 } else { 1437 hidden_ssid = false; 1438 } 1439 1440 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) { 1441 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); 1442 bssid->Ssid.SsidLength = *(p + 1); 1443 } else { 1444 bssid->Ssid.SsidLength = 0; 1445 bssid->Ssid.Ssid[0] = '\0'; 1446 } 1447 1448 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1449 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1450 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1451 cur_network->network.Ssid.SsidLength)); 1452 1453 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1454 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1455 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1456 DBG_871X("%s(), SSID is not match\n", __func__); 1457 goto _mismatch; 1458 } 1459 } 1460 1461 /* check encryption info */ 1462 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1463 1464 if (val16 & BIT(4)) 1465 bssid->Privacy = 1; 1466 else 1467 bssid->Privacy = 0; 1468 1469 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1470 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1471 __func__, cur_network->network.Privacy, bssid->Privacy)); 1472 if (cur_network->network.Privacy != bssid->Privacy) { 1473 DBG_871X("%s(), privacy is not match\n", __func__); 1474 goto _mismatch; 1475 } 1476 1477 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1478 1479 if (rsn_len > 0) { 1480 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1481 } else if (wpa_len > 0) { 1482 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1483 } else { 1484 if (bssid->Privacy) 1485 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1486 } 1487 1488 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1489 DBG_871X("%s(): enctyp is not match\n", __func__); 1490 goto _mismatch; 1491 } 1492 1493 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1494 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1495 if (pbuf && (wpa_ielen > 0)) { 1496 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1497 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1498 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1499 pairwise_cipher, group_cipher, is_8021x)); 1500 } 1501 } else { 1502 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1503 1504 if (pbuf && (wpa_ielen > 0)) { 1505 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1506 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1507 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1508 __func__, pairwise_cipher, group_cipher, is_8021x)); 1509 } 1510 } 1511 } 1512 1513 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1514 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1515 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1516 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1517 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1518 group_cipher, cur_network->BcnInfo.group_cipher); 1519 goto _mismatch; 1520 } 1521 1522 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1523 DBG_871X("%s authentication is not match\n", __func__); 1524 goto _mismatch; 1525 } 1526 } 1527 1528 kfree((u8 *)bssid); 1529 return _SUCCESS; 1530 1531 _mismatch: 1532 kfree((u8 *)bssid); 1533 1534 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1535 pmlmepriv->timeBcnInfoChkStart = jiffies; 1536 1537 pmlmepriv->NumOfBcnInfoChkFail++; 1538 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1539 1540 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1541 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1542 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1543 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1544 pmlmepriv->timeBcnInfoChkStart = 0; 1545 pmlmepriv->NumOfBcnInfoChkFail = 0; 1546 return _FAIL; 1547 } 1548 1549 return _SUCCESS; 1550 } 1551 1552 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1553 { 1554 unsigned int i; 1555 unsigned int len; 1556 struct ndis_80211_var_ie *pIE; 1557 1558 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1559 1560 for (i = 0; i < len;) { 1561 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1562 1563 switch (pIE->ElementID) { 1564 case _VENDOR_SPECIFIC_IE_: 1565 /* to update WMM paramter set while receiving beacon */ 1566 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1567 if (WMM_param_handler(padapter, pIE)) 1568 report_wmm_edca_update(padapter); 1569 1570 break; 1571 1572 case _HT_EXTRA_INFO_IE_: /* HT info */ 1573 /* HT_info_handler(padapter, pIE); */ 1574 bwmode_update_check(padapter, pIE); 1575 break; 1576 1577 case _ERPINFO_IE_: 1578 ERP_IE_handler(padapter, pIE); 1579 VCS_update(padapter, psta); 1580 break; 1581 1582 default: 1583 break; 1584 } 1585 1586 i += (pIE->Length + 2); 1587 } 1588 } 1589 1590 unsigned int is_ap_in_tkip(struct adapter *padapter) 1591 { 1592 u32 i; 1593 struct ndis_80211_var_ie *pIE; 1594 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1595 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1596 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1597 1598 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1599 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1600 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1601 1602 switch (pIE->ElementID) { 1603 case _VENDOR_SPECIFIC_IE_: 1604 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1605 return true; 1606 1607 break; 1608 1609 case _RSN_IE_2_: 1610 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1611 return true; 1612 1613 default: 1614 break; 1615 } 1616 1617 i += (pIE->Length + 2); 1618 } 1619 1620 return false; 1621 } else 1622 return false; 1623 1624 } 1625 1626 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1627 { 1628 unsigned char bit_offset; 1629 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1630 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1631 1632 if (!(pmlmeinfo->HT_enable)) 1633 return _FAIL; 1634 1635 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1636 1637 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1638 return _SUCCESS; 1639 else 1640 return _FAIL; 1641 } 1642 1643 unsigned char get_highest_rate_idx(u32 mask) 1644 { 1645 int i; 1646 unsigned char rate_idx = 0; 1647 1648 for (i = 31; i >= 0; i--) { 1649 if (mask & BIT(i)) { 1650 rate_idx = i; 1651 break; 1652 } 1653 } 1654 1655 return rate_idx; 1656 } 1657 1658 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1659 { 1660 rtw_hal_update_ra_mask(psta, 0); 1661 } 1662 1663 void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta); 1664 void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta) 1665 { 1666 Update_RA_Entry(padapter, psta); 1667 } 1668 1669 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1670 { 1671 /* rate adaptive */ 1672 enable_rate_adaptive(padapter, psta); 1673 } 1674 1675 unsigned char check_assoc_AP(u8 *pframe, uint len) 1676 { 1677 unsigned int i; 1678 struct ndis_80211_var_ie *pIE; 1679 1680 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1681 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1682 1683 switch (pIE->ElementID) { 1684 case _VENDOR_SPECIFIC_IE_: 1685 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1686 DBG_871X("link to Artheros AP\n"); 1687 return HT_IOT_PEER_ATHEROS; 1688 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1689 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1690 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1691 DBG_871X("link to Broadcom AP\n"); 1692 return HT_IOT_PEER_BROADCOM; 1693 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1694 DBG_871X("link to Marvell AP\n"); 1695 return HT_IOT_PEER_MARVELL; 1696 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1697 DBG_871X("link to Ralink AP\n"); 1698 return HT_IOT_PEER_RALINK; 1699 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1700 DBG_871X("link to Cisco AP\n"); 1701 return HT_IOT_PEER_CISCO; 1702 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1703 u32 Vender = HT_IOT_PEER_REALTEK; 1704 1705 if (pIE->Length >= 5) { 1706 if (pIE->data[4] == 1) 1707 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1708 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1709 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1710 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1711 Vender = HT_IOT_PEER_REALTEK_92SE; 1712 1713 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1714 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1715 1716 if (pIE->data[4] == 2) { 1717 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1718 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1719 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1720 } 1721 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1722 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1723 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1724 } 1725 } 1726 } 1727 1728 DBG_871X("link to Realtek AP\n"); 1729 return Vender; 1730 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1731 DBG_871X("link to Airgo Cap\n"); 1732 return HT_IOT_PEER_AIRGO; 1733 } else 1734 break; 1735 1736 default: 1737 break; 1738 } 1739 1740 i += (pIE->Length + 2); 1741 } 1742 1743 DBG_871X("link to new AP\n"); 1744 return HT_IOT_PEER_UNKNOWN; 1745 } 1746 1747 void update_IOT_info(struct adapter *padapter) 1748 { 1749 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1750 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1751 1752 switch (pmlmeinfo->assoc_AP_vendor) { 1753 case HT_IOT_PEER_MARVELL: 1754 pmlmeinfo->turboMode_cts2self = 1; 1755 pmlmeinfo->turboMode_rtsen = 0; 1756 break; 1757 1758 case HT_IOT_PEER_RALINK: 1759 pmlmeinfo->turboMode_cts2self = 0; 1760 pmlmeinfo->turboMode_rtsen = 1; 1761 /* disable high power */ 1762 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1763 break; 1764 case HT_IOT_PEER_REALTEK: 1765 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1766 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1767 /* disable high power */ 1768 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1769 break; 1770 default: 1771 pmlmeinfo->turboMode_cts2self = 0; 1772 pmlmeinfo->turboMode_rtsen = 1; 1773 break; 1774 } 1775 1776 } 1777 1778 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1779 { 1780 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1781 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1782 bool ShortPreamble; 1783 1784 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1785 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1786 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1787 { 1788 1789 if (updateCap & cShortPreamble) { 1790 /* Short Preamble */ 1791 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1792 ShortPreamble = true; 1793 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1794 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1795 } 1796 } else{ 1797 /* Long Preamble */ 1798 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1799 ShortPreamble = false; 1800 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1801 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1802 } 1803 } 1804 } 1805 1806 if (updateCap & cIBSS) 1807 /* Filen: See 802.11-2007 p.91 */ 1808 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1809 else { 1810 /* Filen: See 802.11-2007 p.90 */ 1811 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1812 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1813 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1814 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1815 /* Short Slot Time */ 1816 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1817 else 1818 /* Long Slot Time */ 1819 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1820 } else 1821 /* B Mode */ 1822 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1823 } 1824 1825 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1826 1827 } 1828 1829 void update_wireless_mode(struct adapter *padapter) 1830 { 1831 int ratelen, network_type = 0; 1832 u32 SIFS_Timer; 1833 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1834 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1835 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1836 unsigned char *rate = cur_network->SupportedRates; 1837 1838 ratelen = rtw_get_rateset_len(cur_network->SupportedRates); 1839 1840 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1841 pmlmeinfo->HT_enable = 1; 1842 1843 if (pmlmeext->cur_channel > 14) { 1844 if (pmlmeinfo->VHT_enable) 1845 network_type = WIRELESS_11AC; 1846 else if (pmlmeinfo->HT_enable) 1847 network_type = WIRELESS_11_5N; 1848 1849 network_type |= WIRELESS_11A; 1850 } else{ 1851 if (pmlmeinfo->VHT_enable) 1852 network_type = WIRELESS_11AC; 1853 else if (pmlmeinfo->HT_enable) 1854 network_type = WIRELESS_11_24N; 1855 1856 if ((cckratesonly_included(rate, ratelen)) == true) 1857 network_type |= WIRELESS_11B; 1858 else if ((cckrates_included(rate, ratelen)) == true) 1859 network_type |= WIRELESS_11BG; 1860 else 1861 network_type |= WIRELESS_11G; 1862 } 1863 1864 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1865 1866 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1867 /* change this value if having IOT issues. */ 1868 1869 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1870 1871 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1872 1873 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1874 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1875 else 1876 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1877 } 1878 1879 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1880 { 1881 if (IsSupportedTxCCK(wireless_mode)) { 1882 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1883 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1884 psta->bssratelen = 4; 1885 } else{ 1886 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1887 psta->bssratelen = 3; 1888 } 1889 } 1890 1891 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1892 { 1893 unsigned int ie_len; 1894 struct ndis_80211_var_ie *pIE; 1895 int supportRateNum = 0; 1896 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1897 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1898 1899 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1900 if (pIE == NULL) 1901 return _FAIL; 1902 1903 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1904 supportRateNum = ie_len; 1905 1906 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1907 if (pIE) 1908 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1909 1910 return _SUCCESS; 1911 1912 } 1913 1914 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1915 { 1916 struct sta_info *psta; 1917 u16 tid, start_seq, param; 1918 struct recv_reorder_ctrl *preorder_ctrl; 1919 struct sta_priv *pstapriv = &padapter->stapriv; 1920 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1921 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1922 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1923 1924 psta = rtw_get_stainfo(pstapriv, addr); 1925 1926 if (psta) { 1927 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1928 1929 param = le16_to_cpu(preq->BA_para_set); 1930 tid = (param>>2)&0x0f; 1931 1932 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1933 1934 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1935 preorder_ctrl->indicate_seq = start_seq; 1936 #ifdef DBG_RX_SEQ 1937 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1938 preorder_ctrl->indicate_seq, start_seq); 1939 #endif 1940 #else 1941 preorder_ctrl->indicate_seq = 0xffff; 1942 #endif 1943 1944 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1945 } 1946 1947 } 1948 1949 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1950 { 1951 u8 *pIE; 1952 __le32 *pbuf; 1953 1954 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1955 pbuf = (__le32 *)pIE; 1956 1957 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1958 1959 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1960 1961 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1962 } 1963 1964 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1965 { 1966 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1967 } 1968 1969 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1970 { 1971 int i; 1972 u8 *pIE; 1973 __le32 *pbuf; 1974 u64 tsf = 0; 1975 u32 delay_ms; 1976 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1977 1978 1979 pmlmeext->bcn_cnt++; 1980 1981 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1982 pbuf = (__le32 *)pIE; 1983 1984 tsf = le32_to_cpu(*(pbuf+1)); 1985 tsf = tsf << 32; 1986 tsf |= le32_to_cpu(*pbuf); 1987 1988 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1989 1990 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1991 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1992 delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024)); 1993 delay_ms = delay_ms/1000; 1994 1995 if (delay_ms >= 8) 1996 pmlmeext->bcn_delay_cnt[8]++; 1997 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1998 else 1999 pmlmeext->bcn_delay_cnt[delay_ms]++; 2000 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 2001 2002 /* 2003 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 2004 2005 2006 for (i = 0; i<9; i++) 2007 { 2008 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 2009 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 2010 } 2011 */ 2012 2013 /* dump for adaptive_early_32k */ 2014 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 2015 u8 ratio_20_delay, ratio_80_delay; 2016 u8 DrvBcnEarly, DrvBcnTimeOut; 2017 2018 ratio_20_delay = 0; 2019 ratio_80_delay = 0; 2020 DrvBcnEarly = 0xff; 2021 DrvBcnTimeOut = 0xff; 2022 2023 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 2024 2025 for (i = 0; i < 9; i++) { 2026 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 2027 2028 2029 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 2030 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 2031 2032 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 2033 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 2034 2035 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 2036 DrvBcnEarly = i; 2037 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 2038 } 2039 2040 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 2041 DrvBcnTimeOut = i; 2042 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 2043 } 2044 2045 /* reset adaptive_early_32k cnt */ 2046 pmlmeext->bcn_delay_cnt[i] = 0; 2047 pmlmeext->bcn_delay_ratio[i] = 0; 2048 } 2049 2050 pmlmeext->DrvBcnEarly = DrvBcnEarly; 2051 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 2052 2053 pmlmeext->bcn_cnt = 0; 2054 } 2055 2056 } 2057 2058 2059 void beacon_timing_control(struct adapter *padapter) 2060 { 2061 rtw_hal_bcn_related_reg_setting(padapter); 2062 } 2063 2064 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 2065 { 2066 int i; 2067 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2068 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2069 2070 2071 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2072 return; 2073 2074 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 2075 psta->mac_id = NUM_STA; 2076 return; 2077 } 2078 2079 spin_lock_bh(&pdvobj->lock); 2080 for (i = 0; i < NUM_STA; i++) { 2081 if (pdvobj->macid[i] == false) { 2082 pdvobj->macid[i] = true; 2083 break; 2084 } 2085 } 2086 spin_unlock_bh(&pdvobj->lock); 2087 2088 if (i > (NUM_STA-1)) { 2089 psta->mac_id = NUM_STA; 2090 DBG_871X(" no room for more MACIDs\n"); 2091 } else{ 2092 psta->mac_id = i; 2093 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2094 } 2095 2096 } 2097 2098 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 2099 { 2100 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2101 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2102 2103 2104 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2105 return; 2106 2107 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 2108 return; 2109 2110 spin_lock_bh(&pdvobj->lock); 2111 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 2112 if (pdvobj->macid[psta->mac_id] == true) { 2113 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2114 pdvobj->macid[psta->mac_id] = false; 2115 psta->mac_id = NUM_STA; 2116 } 2117 2118 } 2119 spin_unlock_bh(&pdvobj->lock); 2120 2121 } 2122 /* For 8188E RA */ 2123 u8 rtw_search_max_mac_id(struct adapter *padapter) 2124 { 2125 u8 max_mac_id = 0; 2126 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2127 int i; 2128 spin_lock_bh(&pdvobj->lock); 2129 for (i = (NUM_STA-1); i >= 0 ; i--) { 2130 if (pdvobj->macid[i] == true) 2131 break; 2132 } 2133 max_mac_id = i; 2134 spin_unlock_bh(&pdvobj->lock); 2135 2136 return max_mac_id; 2137 2138 } 2139 2140 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2141 { 2142 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2143 return NULL; 2144 2145 return dvobj->padapters; 2146 } 2147 2148 #ifdef CONFIG_GPIO_API 2149 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2150 { 2151 u8 value; 2152 u8 direction; 2153 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2154 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2155 2156 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2157 2158 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2159 LeaveAllPowerSaveModeDirect(adapter); 2160 2161 /* Read GPIO Direction */ 2162 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2163 2164 /* According the direction to read register value */ 2165 if (direction) 2166 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2167 else 2168 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2169 2170 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2171 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2172 2173 return value; 2174 } 2175 EXPORT_SYMBOL(rtw_get_gpio); 2176 2177 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2178 { 2179 u8 direction = 0; 2180 u8 res = -1; 2181 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2182 2183 /* Check GPIO is 4~7 */ 2184 if (gpio_num > 7 || gpio_num < 4) { 2185 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2186 return -1; 2187 } 2188 2189 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2190 2191 LeaveAllPowerSaveModeDirect(adapter); 2192 2193 /* Read GPIO direction */ 2194 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2195 2196 /* If GPIO is output direction, setting value. */ 2197 if (direction) { 2198 if (isHigh) 2199 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2200 else 2201 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2202 2203 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2204 res = 0; 2205 } else{ 2206 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2207 res = -1; 2208 } 2209 2210 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2211 return res; 2212 } 2213 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2214 2215 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2216 { 2217 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2218 2219 if (gpio_num > 7 || gpio_num < 4) { 2220 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2221 return -1; 2222 } 2223 2224 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2225 2226 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2227 2228 LeaveAllPowerSaveModeDirect(adapter); 2229 2230 if (isOutput) 2231 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2232 else 2233 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2234 2235 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2236 2237 return 0; 2238 } 2239 EXPORT_SYMBOL(rtw_config_gpio); 2240 #endif 2241 2242 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2243 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2244 { 2245 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2246 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2247 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2248 u8 ipaddress[4]; 2249 2250 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2251 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2252 if (my_ip_ptr != NULL) { 2253 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2254 if (my_ifa_list != NULL) { 2255 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2256 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2257 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2258 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2259 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2260 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2261 memcpy(pcurrentip, ipaddress, 4); 2262 } 2263 } 2264 } 2265 } 2266 #endif 2267 #ifdef CONFIG_WOWLAN 2268 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2269 { 2270 struct sta_info *psta; 2271 struct security_priv *psecpriv = &padapter->securitypriv; 2272 2273 memset(pcur_dot11txpn, 0, 8); 2274 if (NULL == StaAddr) 2275 return; 2276 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2277 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2278 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2279 StaAddr[3], StaAddr[4], StaAddr[5]); 2280 2281 if (psta) { 2282 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2283 psta->dot11txpn.val--; 2284 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2285 2286 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2287 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2288 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2289 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2290 } 2291 } 2292 void rtw_set_sec_pn(struct adapter *padapter) 2293 { 2294 struct sta_info *psta; 2295 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2296 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2297 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2298 struct security_priv *psecpriv = &padapter->securitypriv; 2299 2300 psta = rtw_get_stainfo(&padapter->stapriv, 2301 get_my_bssid(&pmlmeinfo->network)); 2302 2303 if (psta) { 2304 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2305 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2306 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2307 } else { 2308 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2309 psta->dot11txpn.val += 2; 2310 } 2311 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2312 } 2313 } 2314 #endif /* CONFIG_WOWLAN */ 2315 2316 #ifdef CONFIG_PNO_SUPPORT 2317 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2318 #define CIPHER_IE "key_mgmt =" 2319 #define CIPHER_NONE "NONE" 2320 #define CIPHER_WPA_PSK "WPA-PSK" 2321 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2322 2323 #endif /* CONFIG_PNO_SUPPORT */ 2324