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