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, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK, 46 IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK 47 }; 48 49 static u8 rtw_basic_rate_ofdm[3] = { 50 IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK, 51 IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK 52 }; 53 54 int cckrates_included(unsigned char *rate, int ratelen) 55 { 56 int i; 57 58 for (i = 0; i < ratelen; i++) { 59 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) || 60 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22)) 61 return true; 62 } 63 64 return false; 65 66 } 67 68 int cckratesonly_included(unsigned char *rate, int ratelen) 69 { 70 int i; 71 72 for (i = 0; i < ratelen; i++) { 73 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && 74 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) 75 return false; 76 } 77 78 return true; 79 } 80 81 u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta) 82 { 83 u8 raid, cur_rf_type, rf_type = RF_1T1R; 84 85 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type)); 86 87 if (cur_rf_type == RF_1T1R) { 88 rf_type = RF_1T1R; 89 } else if (IsSupportedVHT(psta->wireless_mode)) { 90 if (psta->ra_mask & 0xffc00000) 91 rf_type = RF_2T2R; 92 } else if (IsSupportedHT(psta->wireless_mode)) { 93 if (psta->ra_mask & 0xfff00000) 94 rf_type = RF_2T2R; 95 } 96 97 switch (psta->wireless_mode) { 98 case WIRELESS_11B: 99 raid = RATEID_IDX_B; 100 break; 101 case WIRELESS_11A: 102 case WIRELESS_11G: 103 raid = RATEID_IDX_G; 104 break; 105 case WIRELESS_11BG: 106 raid = RATEID_IDX_BG; 107 break; 108 case WIRELESS_11_24N: 109 case WIRELESS_11_5N: 110 case WIRELESS_11A_5N: 111 case WIRELESS_11G_24N: 112 if (rf_type == RF_2T2R) 113 raid = RATEID_IDX_GN_N2SS; 114 else 115 raid = RATEID_IDX_GN_N1SS; 116 break; 117 case WIRELESS_11B_24N: 118 case WIRELESS_11BG_24N: 119 if (psta->bw_mode == CHANNEL_WIDTH_20) { 120 if (rf_type == RF_2T2R) 121 raid = RATEID_IDX_BGN_20M_2SS_BN; 122 else 123 raid = RATEID_IDX_BGN_20M_1SS_BN; 124 } else { 125 if (rf_type == RF_2T2R) 126 raid = RATEID_IDX_BGN_40M_2SS; 127 else 128 raid = RATEID_IDX_BGN_40M_1SS; 129 } 130 break; 131 default: 132 raid = RATEID_IDX_BGN_40M_2SS; 133 break; 134 135 } 136 return raid; 137 138 } 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 } 195 196 return val; 197 198 } 199 200 int is_basicrate(struct adapter *padapter, unsigned char rate); 201 int is_basicrate(struct adapter *padapter, unsigned char rate) 202 { 203 int i; 204 unsigned char val; 205 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 206 207 for (i = 0; i < NumRates; i++) { 208 val = pmlmeext->basicrate[i]; 209 210 if ((val != 0xff) && (val != 0xfe)) 211 if (rate == ratetbl_val_2wifirate(val)) 212 return true; 213 } 214 215 return false; 216 } 217 218 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset); 219 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) 220 { 221 int i; 222 unsigned char rate; 223 unsigned int len = 0; 224 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 225 226 for (i = 0; i < NumRates; i++) { 227 rate = pmlmeext->datarate[i]; 228 229 switch (rate) { 230 case 0xff: 231 return len; 232 233 case 0xfe: 234 continue; 235 236 default: 237 rate = ratetbl_val_2wifirate(rate); 238 239 if (is_basicrate(padapter, rate) == true) 240 rate |= IEEE80211_BASIC_RATE_MASK; 241 242 rateset[len] = rate; 243 len++; 244 break; 245 } 246 } 247 return len; 248 } 249 250 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) 251 { 252 unsigned char supportedrates[NumRates]; 253 254 memset(supportedrates, 0, NumRates); 255 *bssrate_len = ratetbl2rateset(padapter, supportedrates); 256 memcpy(pbssrate, supportedrates, *bssrate_len); 257 } 258 259 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) 260 { 261 u8 mcs_rate_1r = (u8)(mask&0xff); 262 u8 mcs_rate_2r = (u8)((mask>>8)&0xff); 263 u8 mcs_rate_3r = (u8)((mask>>16)&0xff); 264 u8 mcs_rate_4r = (u8)((mask>>24)&0xff); 265 266 mcs_set[0] &= mcs_rate_1r; 267 mcs_set[1] &= mcs_rate_2r; 268 mcs_set[2] &= mcs_rate_3r; 269 mcs_set[3] &= mcs_rate_4r; 270 } 271 272 void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS) 273 { 274 u8 i; 275 u8 rate; 276 277 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ 278 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { 279 rate = mBratesOS[i] & 0x7f; 280 switch (rate) { 281 case IEEE80211_CCK_RATE_1MB: 282 case IEEE80211_CCK_RATE_2MB: 283 case IEEE80211_CCK_RATE_5MB: 284 case IEEE80211_CCK_RATE_11MB: 285 case IEEE80211_OFDM_RATE_6MB: 286 case IEEE80211_OFDM_RATE_12MB: 287 case IEEE80211_OFDM_RATE_24MB: 288 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; 289 break; 290 } 291 } 292 293 } 294 295 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) 296 { 297 u8 i; 298 u8 rate; 299 300 for (i = 0; i < bssratelen; i++) { 301 rate = bssrateset[i] & 0x7f; 302 switch (rate) { 303 case IEEE80211_CCK_RATE_1MB: 304 case IEEE80211_CCK_RATE_2MB: 305 case IEEE80211_CCK_RATE_5MB: 306 case IEEE80211_CCK_RATE_11MB: 307 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; 308 break; 309 } 310 } 311 312 } 313 314 void Save_DM_Func_Flag(struct adapter *padapter) 315 { 316 u8 bSaveFlag = true; 317 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 318 } 319 320 void Restore_DM_Func_Flag(struct adapter *padapter) 321 { 322 u8 bSaveFlag = false; 323 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 324 } 325 326 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) 327 { 328 if (enable == true) 329 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); 330 else 331 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); 332 } 333 334 static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type) 335 { 336 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); 337 } 338 339 void Set_MSR(struct adapter *padapter, u8 type) 340 { 341 Set_NETYPE0_MSR(padapter, type); 342 } 343 344 inline u8 rtw_get_oper_ch(struct adapter *adapter) 345 { 346 return adapter_to_dvobj(adapter)->oper_channel; 347 } 348 349 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) 350 { 351 #ifdef DBG_CH_SWITCH 352 const int len = 128; 353 char msg[128] = {0}; 354 int cnt = 0; 355 int i = 0; 356 #endif /* DBG_CH_SWITCH */ 357 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 358 359 if (dvobj->oper_channel != ch) { 360 dvobj->on_oper_ch_time = jiffies; 361 362 #ifdef DBG_CH_SWITCH 363 cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch); 364 365 for (i = 0; i < dvobj->iface_nums; i++) { 366 struct adapter *iface = dvobj->padapters[i]; 367 cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface)); 368 if (iface->mlmeextpriv.cur_channel == ch) 369 cnt += snprintf(msg+cnt, len-cnt, "C"); 370 else 371 cnt += snprintf(msg+cnt, len-cnt, "_"); 372 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) 373 cnt += snprintf(msg+cnt, len-cnt, "L"); 374 else 375 cnt += snprintf(msg+cnt, len-cnt, "_"); 376 cnt += snprintf(msg+cnt, len-cnt, "]"); 377 } 378 379 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); 380 #endif /* DBG_CH_SWITCH */ 381 } 382 383 dvobj->oper_channel = ch; 384 } 385 386 inline u8 rtw_get_oper_bw(struct adapter *adapter) 387 { 388 return adapter_to_dvobj(adapter)->oper_bwmode; 389 } 390 391 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) 392 { 393 adapter_to_dvobj(adapter)->oper_bwmode = bw; 394 } 395 396 inline u8 rtw_get_oper_choffset(struct adapter *adapter) 397 { 398 return adapter_to_dvobj(adapter)->oper_ch_offset; 399 } 400 401 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) 402 { 403 adapter_to_dvobj(adapter)->oper_ch_offset = offset; 404 } 405 406 u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) 407 { 408 u8 center_ch = channel; 409 410 if (chnl_bw == CHANNEL_WIDTH_80) { 411 if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48)) 412 center_ch = 42; 413 if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64)) 414 center_ch = 58; 415 if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112)) 416 center_ch = 106; 417 if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128)) 418 center_ch = 122; 419 if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144)) 420 center_ch = 138; 421 if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161)) 422 center_ch = 155; 423 else if (channel <= 14) 424 center_ch = 7; 425 } else if (chnl_bw == CHANNEL_WIDTH_40) { 426 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) 427 center_ch = channel + 2; 428 else 429 center_ch = channel - 2; 430 } 431 432 return center_ch; 433 } 434 435 inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter) 436 { 437 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) 438 return adapter_to_dvobj(adapter)->on_oper_ch_time; 439 else 440 return 0; 441 } 442 443 void SelectChannel(struct adapter *padapter, unsigned char channel) 444 { 445 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 446 return; 447 448 /* saved channel info */ 449 rtw_set_oper_ch(padapter, channel); 450 451 rtw_hal_set_chan(padapter, channel); 452 453 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 454 } 455 456 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) 457 { 458 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 459 460 if (padapter->bNotifyChannelChange) 461 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); 462 463 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); 464 465 if (bwmode == CHANNEL_WIDTH_80) { 466 if (center_ch > channel) 467 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; 468 else if (center_ch < channel) 469 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; 470 else 471 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 472 } 473 474 /* set Channel */ 475 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 476 return; 477 478 /* saved channel/bw info */ 479 rtw_set_oper_ch(padapter, channel); 480 rtw_set_oper_bw(padapter, bwmode); 481 rtw_set_oper_choffset(padapter, channel_offset); 482 483 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ 484 485 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 486 } 487 488 __inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) 489 { 490 return pnetwork->MacAddress; 491 } 492 493 u16 get_beacon_interval(struct wlan_bssid_ex *bss) 494 { 495 __le16 val; 496 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); 497 498 return le16_to_cpu(val); 499 500 } 501 502 int is_client_associated_to_ap(struct adapter *padapter) 503 { 504 struct mlme_ext_priv *pmlmeext; 505 struct mlme_ext_info *pmlmeinfo; 506 507 if (!padapter) 508 return _FAIL; 509 510 pmlmeext = &padapter->mlmeextpriv; 511 pmlmeinfo = &(pmlmeext->mlmext_info); 512 513 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) 514 return true; 515 else 516 return _FAIL; 517 } 518 519 int is_client_associated_to_ibss(struct adapter *padapter) 520 { 521 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 522 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 523 524 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 525 return true; 526 else 527 return _FAIL; 528 } 529 530 int is_IBSS_empty(struct adapter *padapter) 531 { 532 unsigned int i; 533 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 534 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 535 536 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { 537 if (pmlmeinfo->FW_sta_info[i].status == 1) 538 return _FAIL; 539 } 540 541 return true; 542 543 } 544 545 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) 546 { 547 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) 548 return WAIT_FOR_BCN_TO_MIN; 549 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) 550 return WAIT_FOR_BCN_TO_MAX; 551 else 552 return ((bcn_interval << 2)); 553 } 554 555 void invalidate_cam_all(struct adapter *padapter) 556 { 557 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); 558 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 559 560 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); 561 562 spin_lock_bh(&cam_ctl->lock); 563 cam_ctl->bitmap = 0; 564 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY); 565 spin_unlock_bh(&cam_ctl->lock); 566 } 567 568 static u32 _ReadCAM(struct adapter *padapter, u32 addr) 569 { 570 u32 count = 0, cmd; 571 cmd = CAM_POLLINIG | addr; 572 rtw_write32(padapter, RWCAM, cmd); 573 574 do { 575 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG)) 576 break; 577 } while (count++ < 100); 578 579 return rtw_read32(padapter, REG_CAMREAD); 580 } 581 void read_cam(struct adapter *padapter, u8 entry, u8 *get_key) 582 { 583 u32 j, addr, cmd; 584 addr = entry << 3; 585 586 /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */ 587 for (j = 0; j < 6; j++) { 588 cmd = _ReadCAM(padapter, addr+j); 589 /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */ 590 if (j > 1) /* get key from cam */ 591 memcpy(get_key+(j-2)*4, &cmd, 4); 592 } 593 /* DBG_8192C("*********************************\n"); */ 594 } 595 596 void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) 597 { 598 unsigned int i, val, addr; 599 int j; 600 u32 cam_val[2]; 601 602 addr = entry << 3; 603 604 for (j = 5; j >= 0; j--) { 605 switch (j) { 606 case 0: 607 val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); 608 break; 609 case 1: 610 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); 611 break; 612 default: 613 i = (j - 2) << 2; 614 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); 615 break; 616 } 617 618 cam_val[0] = val; 619 cam_val[1] = addr + (unsigned int)j; 620 621 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); 622 } 623 } 624 625 void _clear_cam_entry(struct adapter *padapter, u8 entry) 626 { 627 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 628 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 629 630 _write_cam(padapter, entry, 0, null_sta, null_key); 631 } 632 633 inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 634 { 635 _write_cam(adapter, id, ctrl, mac, key); 636 write_cam_cache(adapter, id, ctrl, mac, key); 637 } 638 639 inline void clear_cam_entry(struct adapter *adapter, u8 id) 640 { 641 _clear_cam_entry(adapter, id); 642 clear_cam_cache(adapter, id); 643 } 644 645 inline void write_cam_from_cache(struct adapter *adapter, u8 id) 646 { 647 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 648 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 649 struct cam_entry_cache cache; 650 651 spin_lock_bh(&cam_ctl->lock); 652 memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache)); 653 spin_unlock_bh(&cam_ctl->lock); 654 655 _write_cam(adapter, id, cache.ctrl, cache.mac, cache.key); 656 } 657 658 void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 659 { 660 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 661 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 662 663 spin_lock_bh(&cam_ctl->lock); 664 665 dvobj->cam_cache[id].ctrl = ctrl; 666 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); 667 memcpy(dvobj->cam_cache[id].key, key, 16); 668 669 spin_unlock_bh(&cam_ctl->lock); 670 } 671 672 void clear_cam_cache(struct adapter *adapter, u8 id) 673 { 674 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 675 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 676 677 spin_lock_bh(&cam_ctl->lock); 678 679 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache)); 680 681 spin_unlock_bh(&cam_ctl->lock); 682 } 683 684 static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id) 685 { 686 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 687 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 688 bool ret = false; 689 690 if (cam_id >= TOTAL_CAM_ENTRY) 691 goto exit; 692 693 if (!(cam_ctl->bitmap & BIT(cam_id))) 694 goto exit; 695 696 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false; 697 698 exit: 699 return ret; 700 } 701 702 static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 703 { 704 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 705 int i; 706 s16 cam_id = -1; 707 708 for (i = 0; i < TOTAL_CAM_ENTRY; i++) { 709 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN)) 710 continue; 711 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03)) 712 continue; 713 714 cam_id = i; 715 break; 716 } 717 718 if (addr) 719 DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n" 720 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id); 721 else 722 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n" 723 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id); 724 725 return cam_id; 726 } 727 728 s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 729 { 730 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 731 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 732 s16 cam_id = -1; 733 734 spin_lock_bh(&cam_ctl->lock); 735 cam_id = _rtw_camid_search(adapter, addr, kid); 736 spin_unlock_bh(&cam_ctl->lock); 737 738 return cam_id; 739 } 740 741 s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid) 742 { 743 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 744 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 745 s16 cam_id = -1; 746 struct mlme_ext_info *mlmeinfo; 747 748 spin_lock_bh(&cam_ctl->lock); 749 750 mlmeinfo = &adapter->mlmeextpriv.mlmext_info; 751 752 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 753 && !sta) { 754 /* AP/Ad-hoc mode group key: static alloction to default key by key ID */ 755 if (kid > 3) { 756 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n" 757 , FUNC_ADPT_ARG(adapter), kid); 758 rtw_warn_on(1); 759 goto bitmap_handle; 760 } 761 762 cam_id = kid; 763 } else { 764 int i; 765 u8 *addr = sta?sta->hwaddr:NULL; 766 767 if (!sta) { 768 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { 769 /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ 770 goto bitmap_handle; 771 } 772 773 addr = get_bssid(&adapter->mlmepriv); 774 } 775 776 i = _rtw_camid_search(adapter, addr, kid); 777 if (i >= 0) { 778 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */ 779 if (sta || _rtw_camid_is_gk(adapter, i) == true) 780 cam_id = i; 781 else 782 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n" 783 , FUNC_ADPT_ARG(adapter), kid); 784 goto bitmap_handle; 785 } 786 787 for (i = 4; i < TOTAL_CAM_ENTRY; i++) 788 if (!(cam_ctl->bitmap & BIT(i))) 789 break; 790 791 if (i == TOTAL_CAM_ENTRY) { 792 if (sta) 793 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n" 794 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid); 795 else 796 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n" 797 , FUNC_ADPT_ARG(adapter), kid); 798 rtw_warn_on(1); 799 goto bitmap_handle; 800 } 801 802 cam_id = i; 803 } 804 805 bitmap_handle: 806 if (cam_id >= 0 && cam_id < 32) 807 cam_ctl->bitmap |= BIT(cam_id); 808 809 spin_unlock_bh(&cam_ctl->lock); 810 811 return cam_id; 812 } 813 814 void rtw_camid_free(struct adapter *adapter, u8 cam_id) 815 { 816 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 817 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 818 819 spin_lock_bh(&cam_ctl->lock); 820 821 if (cam_id < TOTAL_CAM_ENTRY) 822 cam_ctl->bitmap &= ~(BIT(cam_id)); 823 824 spin_unlock_bh(&cam_ctl->lock); 825 } 826 827 int allocate_fw_sta_entry(struct adapter *padapter) 828 { 829 unsigned int mac_id; 830 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 831 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 832 833 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { 834 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { 835 pmlmeinfo->FW_sta_info[mac_id].status = 1; 836 pmlmeinfo->FW_sta_info[mac_id].retry = 0; 837 break; 838 } 839 } 840 841 return mac_id; 842 } 843 844 void flush_all_cam_entry(struct adapter *padapter) 845 { 846 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 847 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 848 849 invalidate_cam_all(padapter); 850 /* clear default key related key search setting */ 851 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); 852 853 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); 854 855 } 856 857 int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 858 { 859 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 860 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 861 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 862 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 863 864 if (pmlmepriv->qospriv.qos_option == 0) { 865 pmlmeinfo->WMM_enable = 0; 866 return false; 867 } 868 869 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) 870 return false; 871 else 872 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); 873 874 pmlmeinfo->WMM_enable = 1; 875 return true; 876 } 877 878 void WMMOnAssocRsp(struct adapter *padapter) 879 { 880 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; 881 u8 acm_mask; 882 u16 TXOP; 883 u32 acParm, i; 884 u32 edca[4], inx[4]; 885 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 886 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 887 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 888 struct registry_priv *pregpriv = &padapter->registrypriv; 889 890 acm_mask = 0; 891 892 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) 893 aSifsTime = 16; 894 else 895 aSifsTime = 10; 896 897 if (pmlmeinfo->WMM_enable == 0) { 898 padapter->mlmepriv.acm_mask = 0; 899 900 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); 901 902 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { 903 ECWMin = 4; 904 ECWMax = 10; 905 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { 906 ECWMin = 5; 907 ECWMax = 10; 908 } else { 909 ECWMin = 4; 910 ECWMax = 10; 911 } 912 913 TXOP = 0; 914 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 915 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 916 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 917 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 918 919 ECWMin = 2; 920 ECWMax = 3; 921 TXOP = 0x2f; 922 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 923 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 924 } else{ 925 edca[0] = edca[1] = edca[2] = edca[3] = 0; 926 927 for (i = 0; i < 4; i++) { 928 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; 929 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; 930 931 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ 932 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; 933 934 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); 935 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; 936 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); 937 938 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 939 940 switch (ACI) { 941 case 0x0: 942 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 943 acm_mask |= (ACM ? BIT(1):0); 944 edca[XMIT_BE_QUEUE] = acParm; 945 break; 946 947 case 0x1: 948 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 949 /* acm_mask |= (ACM? BIT(0):0); */ 950 edca[XMIT_BK_QUEUE] = acParm; 951 break; 952 953 case 0x2: 954 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 955 acm_mask |= (ACM ? BIT(2):0); 956 edca[XMIT_VI_QUEUE] = acParm; 957 break; 958 959 case 0x3: 960 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 961 acm_mask |= (ACM ? BIT(3):0); 962 edca[XMIT_VO_QUEUE] = acParm; 963 break; 964 } 965 966 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); 967 } 968 969 if (padapter->registrypriv.acm_method == 1) 970 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); 971 else 972 padapter->mlmepriv.acm_mask = acm_mask; 973 974 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; 975 976 if (pregpriv->wifi_spec == 1) { 977 u32 j, tmp, change_inx = false; 978 979 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ 980 for (i = 0; i < 4; i++) { 981 for (j = i+1; j < 4; j++) { 982 /* compare CW and AIFS */ 983 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { 984 change_inx = true; 985 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { 986 /* compare TXOP */ 987 if ((edca[j] >> 16) > (edca[i] >> 16)) 988 change_inx = true; 989 } 990 991 if (change_inx) { 992 tmp = edca[i]; 993 edca[i] = edca[j]; 994 edca[j] = tmp; 995 996 tmp = inx[i]; 997 inx[i] = inx[j]; 998 inx[j] = tmp; 999 1000 change_inx = false; 1001 } 1002 } 1003 } 1004 } 1005 1006 for (i = 0; i < 4; i++) { 1007 pxmitpriv->wmm_para_seq[i] = inx[i]; 1008 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); 1009 } 1010 } 1011 } 1012 1013 static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1014 { 1015 unsigned char new_bwmode; 1016 unsigned char new_ch_offset; 1017 struct HT_info_element *pHT_info; 1018 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 1019 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1020 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1021 struct registry_priv *pregistrypriv = &padapter->registrypriv; 1022 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1023 u8 cbw40_enable = 0; 1024 1025 if (!pIE) 1026 return; 1027 1028 if (phtpriv->ht_option == false) 1029 return; 1030 1031 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) 1032 return; 1033 1034 if (pIE->Length > sizeof(struct HT_info_element)) 1035 return; 1036 1037 pHT_info = (struct HT_info_element *)pIE->data; 1038 1039 if (pmlmeext->cur_channel > 14) { 1040 if ((pregistrypriv->bw_mode & 0xf0) > 0) 1041 cbw40_enable = 1; 1042 } else 1043 if ((pregistrypriv->bw_mode & 0x0f) > 0) 1044 cbw40_enable = 1; 1045 1046 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 1047 new_bwmode = CHANNEL_WIDTH_40; 1048 1049 switch (pHT_info->infos[0] & 0x3) { 1050 case 1: 1051 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 1052 break; 1053 1054 case 3: 1055 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 1056 break; 1057 1058 default: 1059 new_bwmode = CHANNEL_WIDTH_20; 1060 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1061 break; 1062 } 1063 } else{ 1064 new_bwmode = CHANNEL_WIDTH_20; 1065 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1066 } 1067 1068 1069 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 1070 pmlmeinfo->bwmode_updated = true; 1071 1072 pmlmeext->cur_bwmode = new_bwmode; 1073 pmlmeext->cur_ch_offset = new_ch_offset; 1074 1075 /* update HT info also */ 1076 HT_info_handler(padapter, pIE); 1077 } else 1078 pmlmeinfo->bwmode_updated = false; 1079 1080 1081 if (true == pmlmeinfo->bwmode_updated) { 1082 struct sta_info *psta; 1083 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1084 struct sta_priv *pstapriv = &padapter->stapriv; 1085 1086 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1087 1088 1089 /* update ap's stainfo */ 1090 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1091 if (psta) { 1092 struct ht_priv *phtpriv_sta = &psta->htpriv; 1093 1094 if (phtpriv_sta->ht_option) { 1095 /* bwmode */ 1096 psta->bw_mode = pmlmeext->cur_bwmode; 1097 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1098 } else{ 1099 psta->bw_mode = CHANNEL_WIDTH_20; 1100 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1101 } 1102 1103 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1104 } 1105 } 1106 } 1107 1108 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1109 { 1110 unsigned int i; 1111 u8 rf_type; 1112 u8 max_AMPDU_len, min_MPDU_spacing; 1113 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1114 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1115 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1116 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1117 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1118 1119 if (pIE == NULL) 1120 return; 1121 1122 if (phtpriv->ht_option == false) 1123 return; 1124 1125 pmlmeinfo->HT_caps_enable = 1; 1126 1127 for (i = 0; i < (pIE->Length); i++) { 1128 if (i != 2) { 1129 /* Commented by Albert 2010/07/12 */ 1130 /* Got the endian issue here. */ 1131 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1132 } else{ 1133 /* modify from fw by Thomas 2010/11/17 */ 1134 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1135 max_AMPDU_len = (pIE->data[i] & 0x3); 1136 else 1137 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1138 1139 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1140 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1141 else 1142 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1143 1144 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1145 } 1146 } 1147 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1148 1149 /* update the MCS set */ 1150 for (i = 0; i < 16; i++) 1151 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1152 1153 /* update the MCS rates */ 1154 switch (rf_type) { 1155 case RF_1T1R: 1156 case RF_1T2R: 1157 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1158 break; 1159 case RF_2T2R: 1160 default: 1161 #ifdef CONFIG_DISABLE_MCS13TO15 1162 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1163 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1164 else 1165 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1166 #else /* CONFIG_DISABLE_MCS13TO15 */ 1167 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1168 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1169 } 1170 1171 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1172 /* Config STBC setting */ 1173 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1174 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1175 DBG_871X("Enable HT Tx STBC !\n"); 1176 } 1177 phtpriv->stbc_cap = cur_stbc_cap; 1178 } else { 1179 /* Config LDPC Coding Capability */ 1180 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1181 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1182 DBG_871X("Enable HT Tx LDPC!\n"); 1183 } 1184 phtpriv->ldpc_cap = cur_ldpc_cap; 1185 1186 /* Config STBC setting */ 1187 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1188 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1189 DBG_871X("Enable HT Tx STBC!\n"); 1190 } 1191 phtpriv->stbc_cap = cur_stbc_cap; 1192 } 1193 } 1194 1195 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1196 { 1197 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1198 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1199 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1200 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1201 1202 if (pIE == NULL) 1203 return; 1204 1205 if (phtpriv->ht_option == false) 1206 return; 1207 1208 1209 if (pIE->Length > sizeof(struct HT_info_element)) 1210 return; 1211 1212 pmlmeinfo->HT_info_enable = 1; 1213 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1214 1215 return; 1216 } 1217 1218 void HTOnAssocRsp(struct adapter *padapter) 1219 { 1220 unsigned char max_AMPDU_len; 1221 unsigned char min_MPDU_spacing; 1222 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1223 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1224 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1225 1226 DBG_871X("%s\n", __func__); 1227 1228 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1229 pmlmeinfo->HT_enable = 1; 1230 } else{ 1231 pmlmeinfo->HT_enable = 0; 1232 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1233 return; 1234 } 1235 1236 /* handle A-MPDU parameter field */ 1237 /* 1238 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1239 AMPDU_para [4:2]:Min MPDU Start Spacing 1240 */ 1241 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1242 1243 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1244 1245 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1246 1247 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1248 } 1249 1250 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1251 { 1252 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1253 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1254 1255 if (pIE->Length > 1) 1256 return; 1257 1258 pmlmeinfo->ERP_enable = 1; 1259 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1260 } 1261 1262 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1263 { 1264 struct registry_priv *pregpriv = &padapter->registrypriv; 1265 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1266 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1267 1268 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1269 case 0: /* off */ 1270 psta->rtsen = 0; 1271 psta->cts2self = 0; 1272 break; 1273 1274 case 1: /* on */ 1275 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1276 psta->rtsen = 1; 1277 psta->cts2self = 0; 1278 } else{ 1279 psta->rtsen = 0; 1280 psta->cts2self = 1; 1281 } 1282 break; 1283 1284 case 2: /* auto */ 1285 default: 1286 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1287 if (pregpriv->vcs_type == 1) { 1288 psta->rtsen = 1; 1289 psta->cts2self = 0; 1290 } else{ 1291 psta->rtsen = 0; 1292 psta->cts2self = 1; 1293 } 1294 } else{ 1295 psta->rtsen = 0; 1296 psta->cts2self = 0; 1297 } 1298 break; 1299 } 1300 } 1301 1302 void update_ldpc_stbc_cap(struct sta_info *psta) 1303 { 1304 if (psta->htpriv.ht_option) { 1305 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1306 psta->ldpc = 1; 1307 1308 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1309 psta->stbc = 1; 1310 } else { 1311 psta->ldpc = 0; 1312 psta->stbc = 0; 1313 } 1314 } 1315 1316 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1317 { 1318 unsigned int len; 1319 unsigned char *p; 1320 unsigned short val16, subtype; 1321 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1322 /* u8 wpa_ie[255], rsn_ie[255]; */ 1323 u16 wpa_len = 0, rsn_len = 0; 1324 u8 encryp_protocol = 0; 1325 struct wlan_bssid_ex *bssid; 1326 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1327 unsigned char *pbuf; 1328 u32 wpa_ielen = 0; 1329 u8 *pbssid = GetAddr3Ptr(pframe); 1330 u32 hidden_ssid = 0; 1331 struct HT_info_element *pht_info = NULL; 1332 struct rtw_ieee80211_ht_cap *pht_cap = NULL; 1333 u32 bcn_channel; 1334 unsigned short ht_cap_info; 1335 unsigned char ht_info_infos_0; 1336 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1337 1338 if (is_client_associated_to_ap(Adapter) == false) 1339 return true; 1340 1341 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1342 1343 if (len > MAX_IE_SZ) { 1344 DBG_871X("%s IE too long for survey event\n", __func__); 1345 return _FAIL; 1346 } 1347 1348 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1349 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, 1350 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1351 return true; 1352 } 1353 1354 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1355 if (bssid == NULL) { 1356 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1357 return true; 1358 } 1359 1360 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1361 pmlmepriv->timeBcnInfoChkStart = 0; 1362 pmlmepriv->NumOfBcnInfoChkFail = 0; 1363 } 1364 1365 subtype = GetFrameSubType(pframe) >> 4; 1366 1367 if (subtype == WIFI_BEACON) 1368 bssid->Reserved[0] = 1; 1369 1370 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1371 1372 /* below is to copy the information element */ 1373 bssid->IELength = len; 1374 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1375 1376 /* check bw and channel offset */ 1377 /* parsing HT_CAP_IE */ 1378 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1379 if (p && len > 0) { 1380 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); 1381 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1382 } else { 1383 ht_cap_info = 0; 1384 } 1385 /* parsing HT_INFO_IE */ 1386 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1387 if (p && len > 0) { 1388 pht_info = (struct HT_info_element *)(p + 2); 1389 ht_info_infos_0 = pht_info->infos[0]; 1390 } else { 1391 ht_info_infos_0 = 0; 1392 } 1393 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1394 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1395 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1396 ht_cap_info, ht_info_infos_0); 1397 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1398 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1399 DBG_871X("%s bw mode change\n", __func__); 1400 { 1401 /* bcn_info_update */ 1402 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1403 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1404 /* to do : need to check that whether modify related register of BB or not */ 1405 } 1406 /* goto _mismatch; */ 1407 } 1408 1409 /* Checking for channel */ 1410 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1411 if (p) { 1412 bcn_channel = *(p + 2); 1413 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1414 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1415 if (pht_info) { 1416 bcn_channel = pht_info->primary_channel; 1417 } else { /* we don't find channel IE, so don't check it */ 1418 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1419 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1420 } 1421 } 1422 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1423 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1424 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1425 goto _mismatch; 1426 } 1427 1428 /* checking SSID */ 1429 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1430 if (p == NULL) { 1431 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__); 1432 hidden_ssid = true; 1433 } else { 1434 hidden_ssid = false; 1435 } 1436 1437 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) { 1438 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); 1439 bssid->Ssid.SsidLength = *(p + 1); 1440 } else { 1441 bssid->Ssid.SsidLength = 0; 1442 bssid->Ssid.Ssid[0] = '\0'; 1443 } 1444 1445 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1446 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1447 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1448 cur_network->network.Ssid.SsidLength)); 1449 1450 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1451 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1452 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1453 DBG_871X("%s(), SSID is not match\n", __func__); 1454 goto _mismatch; 1455 } 1456 } 1457 1458 /* check encryption info */ 1459 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1460 1461 if (val16 & BIT(4)) 1462 bssid->Privacy = 1; 1463 else 1464 bssid->Privacy = 0; 1465 1466 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1467 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1468 __func__, cur_network->network.Privacy, bssid->Privacy)); 1469 if (cur_network->network.Privacy != bssid->Privacy) { 1470 DBG_871X("%s(), privacy is not match\n", __func__); 1471 goto _mismatch; 1472 } 1473 1474 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1475 1476 if (rsn_len > 0) { 1477 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1478 } else if (wpa_len > 0) { 1479 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1480 } else { 1481 if (bssid->Privacy) 1482 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1483 } 1484 1485 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1486 DBG_871X("%s(): enctyp is not match\n", __func__); 1487 goto _mismatch; 1488 } 1489 1490 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1491 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1492 if (pbuf && (wpa_ielen > 0)) { 1493 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1494 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1495 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1496 pairwise_cipher, group_cipher, is_8021x)); 1497 } 1498 } else { 1499 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1500 1501 if (pbuf && (wpa_ielen > 0)) { 1502 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1503 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1504 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1505 __func__, pairwise_cipher, group_cipher, is_8021x)); 1506 } 1507 } 1508 } 1509 1510 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1511 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1512 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1513 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1514 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1515 group_cipher, cur_network->BcnInfo.group_cipher); 1516 goto _mismatch; 1517 } 1518 1519 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1520 DBG_871X("%s authentication is not match\n", __func__); 1521 goto _mismatch; 1522 } 1523 } 1524 1525 kfree((u8 *)bssid); 1526 return _SUCCESS; 1527 1528 _mismatch: 1529 kfree((u8 *)bssid); 1530 1531 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1532 pmlmepriv->timeBcnInfoChkStart = jiffies; 1533 1534 pmlmepriv->NumOfBcnInfoChkFail++; 1535 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1536 1537 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1538 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1539 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1540 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1541 pmlmepriv->timeBcnInfoChkStart = 0; 1542 pmlmepriv->NumOfBcnInfoChkFail = 0; 1543 return _FAIL; 1544 } 1545 1546 return _SUCCESS; 1547 } 1548 1549 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1550 { 1551 unsigned int i; 1552 unsigned int len; 1553 struct ndis_80211_var_ie *pIE; 1554 1555 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1556 1557 for (i = 0; i < len;) { 1558 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1559 1560 switch (pIE->ElementID) { 1561 case _VENDOR_SPECIFIC_IE_: 1562 /* to update WMM paramter set while receiving beacon */ 1563 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1564 if (WMM_param_handler(padapter, pIE)) 1565 report_wmm_edca_update(padapter); 1566 1567 break; 1568 1569 case _HT_EXTRA_INFO_IE_: /* HT info */ 1570 /* HT_info_handler(padapter, pIE); */ 1571 bwmode_update_check(padapter, pIE); 1572 break; 1573 1574 case _ERPINFO_IE_: 1575 ERP_IE_handler(padapter, pIE); 1576 VCS_update(padapter, psta); 1577 break; 1578 1579 default: 1580 break; 1581 } 1582 1583 i += (pIE->Length + 2); 1584 } 1585 } 1586 1587 unsigned int is_ap_in_tkip(struct adapter *padapter) 1588 { 1589 u32 i; 1590 struct ndis_80211_var_ie *pIE; 1591 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1592 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1593 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1594 1595 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1596 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1597 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1598 1599 switch (pIE->ElementID) { 1600 case _VENDOR_SPECIFIC_IE_: 1601 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1602 return true; 1603 1604 break; 1605 1606 case _RSN_IE_2_: 1607 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1608 return true; 1609 1610 default: 1611 break; 1612 } 1613 1614 i += (pIE->Length + 2); 1615 } 1616 1617 return false; 1618 } else 1619 return false; 1620 1621 } 1622 1623 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1624 { 1625 unsigned char bit_offset; 1626 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1627 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1628 1629 if (!(pmlmeinfo->HT_enable)) 1630 return _FAIL; 1631 1632 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1633 1634 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1635 return _SUCCESS; 1636 else 1637 return _FAIL; 1638 } 1639 1640 unsigned char get_highest_rate_idx(u32 mask) 1641 { 1642 int i; 1643 unsigned char rate_idx = 0; 1644 1645 for (i = 31; i >= 0; i--) { 1646 if (mask & BIT(i)) { 1647 rate_idx = i; 1648 break; 1649 } 1650 } 1651 1652 return rate_idx; 1653 } 1654 1655 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1656 { 1657 rtw_hal_update_ra_mask(psta, 0); 1658 } 1659 1660 void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta); 1661 void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta) 1662 { 1663 Update_RA_Entry(padapter, psta); 1664 } 1665 1666 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1667 { 1668 /* rate adaptive */ 1669 enable_rate_adaptive(padapter, psta); 1670 } 1671 1672 unsigned char check_assoc_AP(u8 *pframe, uint len) 1673 { 1674 unsigned int i; 1675 struct ndis_80211_var_ie *pIE; 1676 1677 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1678 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1679 1680 switch (pIE->ElementID) { 1681 case _VENDOR_SPECIFIC_IE_: 1682 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1683 DBG_871X("link to Artheros AP\n"); 1684 return HT_IOT_PEER_ATHEROS; 1685 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1686 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1687 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1688 DBG_871X("link to Broadcom AP\n"); 1689 return HT_IOT_PEER_BROADCOM; 1690 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1691 DBG_871X("link to Marvell AP\n"); 1692 return HT_IOT_PEER_MARVELL; 1693 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1694 DBG_871X("link to Ralink AP\n"); 1695 return HT_IOT_PEER_RALINK; 1696 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1697 DBG_871X("link to Cisco AP\n"); 1698 return HT_IOT_PEER_CISCO; 1699 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1700 u32 Vender = HT_IOT_PEER_REALTEK; 1701 1702 if (pIE->Length >= 5) { 1703 if (pIE->data[4] == 1) 1704 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1705 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1706 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1707 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1708 Vender = HT_IOT_PEER_REALTEK_92SE; 1709 1710 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1711 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1712 1713 if (pIE->data[4] == 2) { 1714 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1715 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1716 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1717 } 1718 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1719 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1720 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1721 } 1722 } 1723 } 1724 1725 DBG_871X("link to Realtek AP\n"); 1726 return Vender; 1727 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1728 DBG_871X("link to Airgo Cap\n"); 1729 return HT_IOT_PEER_AIRGO; 1730 } else 1731 break; 1732 1733 default: 1734 break; 1735 } 1736 1737 i += (pIE->Length + 2); 1738 } 1739 1740 DBG_871X("link to new AP\n"); 1741 return HT_IOT_PEER_UNKNOWN; 1742 } 1743 1744 void update_IOT_info(struct adapter *padapter) 1745 { 1746 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1747 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1748 1749 switch (pmlmeinfo->assoc_AP_vendor) { 1750 case HT_IOT_PEER_MARVELL: 1751 pmlmeinfo->turboMode_cts2self = 1; 1752 pmlmeinfo->turboMode_rtsen = 0; 1753 break; 1754 1755 case HT_IOT_PEER_RALINK: 1756 pmlmeinfo->turboMode_cts2self = 0; 1757 pmlmeinfo->turboMode_rtsen = 1; 1758 /* disable high power */ 1759 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1760 break; 1761 case HT_IOT_PEER_REALTEK: 1762 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1763 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1764 /* disable high power */ 1765 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1766 break; 1767 default: 1768 pmlmeinfo->turboMode_cts2self = 0; 1769 pmlmeinfo->turboMode_rtsen = 1; 1770 break; 1771 } 1772 1773 } 1774 1775 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1776 { 1777 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1778 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1779 bool ShortPreamble; 1780 1781 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1782 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1783 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1784 { 1785 1786 if (updateCap & cShortPreamble) { 1787 /* Short Preamble */ 1788 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1789 ShortPreamble = true; 1790 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1791 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1792 } 1793 } else{ 1794 /* Long Preamble */ 1795 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1796 ShortPreamble = false; 1797 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1798 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1799 } 1800 } 1801 } 1802 1803 if (updateCap & cIBSS) 1804 /* Filen: See 802.11-2007 p.91 */ 1805 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1806 else { 1807 /* Filen: See 802.11-2007 p.90 */ 1808 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1809 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1810 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1811 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1812 /* Short Slot Time */ 1813 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1814 else 1815 /* Long Slot Time */ 1816 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1817 } else 1818 /* B Mode */ 1819 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1820 } 1821 1822 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1823 1824 } 1825 1826 void update_wireless_mode(struct adapter *padapter) 1827 { 1828 int ratelen, network_type = 0; 1829 u32 SIFS_Timer; 1830 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1831 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1832 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1833 unsigned char *rate = cur_network->SupportedRates; 1834 1835 ratelen = rtw_get_rateset_len(cur_network->SupportedRates); 1836 1837 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1838 pmlmeinfo->HT_enable = 1; 1839 1840 if (pmlmeext->cur_channel > 14) { 1841 if (pmlmeinfo->VHT_enable) 1842 network_type = WIRELESS_11AC; 1843 else if (pmlmeinfo->HT_enable) 1844 network_type = WIRELESS_11_5N; 1845 1846 network_type |= WIRELESS_11A; 1847 } else{ 1848 if (pmlmeinfo->VHT_enable) 1849 network_type = WIRELESS_11AC; 1850 else if (pmlmeinfo->HT_enable) 1851 network_type = WIRELESS_11_24N; 1852 1853 if ((cckratesonly_included(rate, ratelen)) == true) 1854 network_type |= WIRELESS_11B; 1855 else if ((cckrates_included(rate, ratelen)) == true) 1856 network_type |= WIRELESS_11BG; 1857 else 1858 network_type |= WIRELESS_11G; 1859 } 1860 1861 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1862 1863 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1864 /* change this value if having IOT issues. */ 1865 1866 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1867 1868 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1869 1870 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1871 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1872 else 1873 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1874 } 1875 1876 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1877 { 1878 if (IsSupportedTxCCK(wireless_mode)) { 1879 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1880 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1881 psta->bssratelen = 4; 1882 } else{ 1883 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1884 psta->bssratelen = 3; 1885 } 1886 } 1887 1888 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1889 { 1890 unsigned int ie_len; 1891 struct ndis_80211_var_ie *pIE; 1892 int supportRateNum = 0; 1893 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1894 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1895 1896 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1897 if (pIE == NULL) 1898 return _FAIL; 1899 1900 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1901 supportRateNum = ie_len; 1902 1903 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1904 if (pIE) 1905 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1906 1907 return _SUCCESS; 1908 1909 } 1910 1911 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1912 { 1913 struct sta_info *psta; 1914 u16 tid, start_seq, param; 1915 struct recv_reorder_ctrl *preorder_ctrl; 1916 struct sta_priv *pstapriv = &padapter->stapriv; 1917 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1918 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1919 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1920 1921 psta = rtw_get_stainfo(pstapriv, addr); 1922 1923 if (psta) { 1924 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1925 1926 param = le16_to_cpu(preq->BA_para_set); 1927 tid = (param>>2)&0x0f; 1928 1929 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1930 1931 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1932 preorder_ctrl->indicate_seq = start_seq; 1933 #ifdef DBG_RX_SEQ 1934 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1935 preorder_ctrl->indicate_seq, start_seq); 1936 #endif 1937 #else 1938 preorder_ctrl->indicate_seq = 0xffff; 1939 #endif 1940 1941 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1942 } 1943 1944 } 1945 1946 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1947 { 1948 u8 *pIE; 1949 __le32 *pbuf; 1950 1951 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1952 pbuf = (__le32 *)pIE; 1953 1954 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1955 1956 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1957 1958 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1959 } 1960 1961 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1962 { 1963 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1964 } 1965 1966 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1967 { 1968 int i; 1969 u8 *pIE; 1970 __le32 *pbuf; 1971 u64 tsf = 0; 1972 u32 delay_ms; 1973 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1974 1975 1976 pmlmeext->bcn_cnt++; 1977 1978 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1979 pbuf = (__le32 *)pIE; 1980 1981 tsf = le32_to_cpu(*(pbuf+1)); 1982 tsf = tsf << 32; 1983 tsf |= le32_to_cpu(*pbuf); 1984 1985 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1986 1987 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1988 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1989 delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024)); 1990 delay_ms = delay_ms/1000; 1991 1992 if (delay_ms >= 8) 1993 pmlmeext->bcn_delay_cnt[8]++; 1994 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1995 else 1996 pmlmeext->bcn_delay_cnt[delay_ms]++; 1997 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1998 1999 /* 2000 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 2001 2002 2003 for (i = 0; i<9; i++) 2004 { 2005 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 2006 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 2007 } 2008 */ 2009 2010 /* dump for adaptive_early_32k */ 2011 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 2012 u8 ratio_20_delay, ratio_80_delay; 2013 u8 DrvBcnEarly, DrvBcnTimeOut; 2014 2015 ratio_20_delay = 0; 2016 ratio_80_delay = 0; 2017 DrvBcnEarly = 0xff; 2018 DrvBcnTimeOut = 0xff; 2019 2020 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 2021 2022 for (i = 0; i < 9; i++) { 2023 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 2024 2025 2026 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 2027 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 2028 2029 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 2030 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 2031 2032 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 2033 DrvBcnEarly = i; 2034 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 2035 } 2036 2037 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 2038 DrvBcnTimeOut = i; 2039 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 2040 } 2041 2042 /* reset adaptive_early_32k cnt */ 2043 pmlmeext->bcn_delay_cnt[i] = 0; 2044 pmlmeext->bcn_delay_ratio[i] = 0; 2045 } 2046 2047 pmlmeext->DrvBcnEarly = DrvBcnEarly; 2048 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 2049 2050 pmlmeext->bcn_cnt = 0; 2051 } 2052 2053 } 2054 2055 2056 void beacon_timing_control(struct adapter *padapter) 2057 { 2058 rtw_hal_bcn_related_reg_setting(padapter); 2059 } 2060 2061 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 2062 { 2063 int i; 2064 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2065 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2066 2067 2068 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2069 return; 2070 2071 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 2072 psta->mac_id = NUM_STA; 2073 return; 2074 } 2075 2076 spin_lock_bh(&pdvobj->lock); 2077 for (i = 0; i < NUM_STA; i++) { 2078 if (pdvobj->macid[i] == false) { 2079 pdvobj->macid[i] = true; 2080 break; 2081 } 2082 } 2083 spin_unlock_bh(&pdvobj->lock); 2084 2085 if (i > (NUM_STA-1)) { 2086 psta->mac_id = NUM_STA; 2087 DBG_871X(" no room for more MACIDs\n"); 2088 } else{ 2089 psta->mac_id = i; 2090 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2091 } 2092 2093 } 2094 2095 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 2096 { 2097 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2098 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2099 2100 2101 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2102 return; 2103 2104 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 2105 return; 2106 2107 spin_lock_bh(&pdvobj->lock); 2108 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 2109 if (pdvobj->macid[psta->mac_id] == true) { 2110 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2111 pdvobj->macid[psta->mac_id] = false; 2112 psta->mac_id = NUM_STA; 2113 } 2114 2115 } 2116 spin_unlock_bh(&pdvobj->lock); 2117 2118 } 2119 /* For 8188E RA */ 2120 u8 rtw_search_max_mac_id(struct adapter *padapter) 2121 { 2122 u8 max_mac_id = 0; 2123 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2124 int i; 2125 spin_lock_bh(&pdvobj->lock); 2126 for (i = (NUM_STA-1); i >= 0 ; i--) { 2127 if (pdvobj->macid[i] == true) 2128 break; 2129 } 2130 max_mac_id = i; 2131 spin_unlock_bh(&pdvobj->lock); 2132 2133 return max_mac_id; 2134 2135 } 2136 2137 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2138 { 2139 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2140 return NULL; 2141 2142 return dvobj->padapters; 2143 } 2144 2145 #ifdef CONFIG_GPIO_API 2146 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2147 { 2148 u8 value; 2149 u8 direction; 2150 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2151 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2152 2153 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2154 2155 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2156 LeaveAllPowerSaveModeDirect(adapter); 2157 2158 /* Read GPIO Direction */ 2159 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2160 2161 /* According the direction to read register value */ 2162 if (direction) 2163 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2164 else 2165 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2166 2167 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2168 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2169 2170 return value; 2171 } 2172 EXPORT_SYMBOL(rtw_get_gpio); 2173 2174 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2175 { 2176 u8 direction = 0; 2177 u8 res = -1; 2178 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2179 2180 /* Check GPIO is 4~7 */ 2181 if (gpio_num > 7 || gpio_num < 4) { 2182 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2183 return -1; 2184 } 2185 2186 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2187 2188 LeaveAllPowerSaveModeDirect(adapter); 2189 2190 /* Read GPIO direction */ 2191 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2192 2193 /* If GPIO is output direction, setting value. */ 2194 if (direction) { 2195 if (isHigh) 2196 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2197 else 2198 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2199 2200 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2201 res = 0; 2202 } else{ 2203 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2204 res = -1; 2205 } 2206 2207 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2208 return res; 2209 } 2210 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2211 2212 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2213 { 2214 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2215 2216 if (gpio_num > 7 || gpio_num < 4) { 2217 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2218 return -1; 2219 } 2220 2221 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2222 2223 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2224 2225 LeaveAllPowerSaveModeDirect(adapter); 2226 2227 if (isOutput) 2228 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2229 else 2230 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2231 2232 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2233 2234 return 0; 2235 } 2236 EXPORT_SYMBOL(rtw_config_gpio); 2237 #endif 2238 2239 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2240 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2241 { 2242 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2243 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2244 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2245 u8 ipaddress[4]; 2246 2247 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2248 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2249 if (my_ip_ptr != NULL) { 2250 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2251 if (my_ifa_list != NULL) { 2252 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2253 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2254 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2255 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2256 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2257 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2258 memcpy(pcurrentip, ipaddress, 4); 2259 } 2260 } 2261 } 2262 } 2263 #endif 2264 #ifdef CONFIG_WOWLAN 2265 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2266 { 2267 struct sta_info *psta; 2268 struct security_priv *psecpriv = &padapter->securitypriv; 2269 2270 memset(pcur_dot11txpn, 0, 8); 2271 if (NULL == StaAddr) 2272 return; 2273 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2274 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2275 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2276 StaAddr[3], StaAddr[4], StaAddr[5]); 2277 2278 if (psta) { 2279 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2280 psta->dot11txpn.val--; 2281 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2282 2283 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2284 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2285 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2286 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2287 } 2288 } 2289 void rtw_set_sec_pn(struct adapter *padapter) 2290 { 2291 struct sta_info *psta; 2292 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2293 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2294 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2295 struct security_priv *psecpriv = &padapter->securitypriv; 2296 2297 psta = rtw_get_stainfo(&padapter->stapriv, 2298 get_my_bssid(&pmlmeinfo->network)); 2299 2300 if (psta) { 2301 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2302 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2303 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2304 } else { 2305 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2306 psta->dot11txpn.val += 2; 2307 } 2308 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2309 } 2310 } 2311 #endif /* CONFIG_WOWLAN */ 2312 2313 #ifdef CONFIG_PNO_SUPPORT 2314 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2315 #define CIPHER_IE "key_mgmt =" 2316 #define CIPHER_NONE "NONE" 2317 #define CIPHER_WPA_PSK "WPA-PSK" 2318 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2319 2320 #endif /* CONFIG_PNO_SUPPORT */ 2321