1 // SPDX-License-Identifier: GPL-2.0 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #define _RTW_WLAN_UTIL_C_ 8 9 #include <drv_types.h> 10 #include <rtw_debug.h> 11 #include <hal_com_h2c.h> 12 13 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 14 #include <linux/inetdevice.h> 15 #endif 16 17 static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f}; 18 static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74}; 19 20 static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; 21 static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; 22 static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5}; 23 24 static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96}; 25 static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43}; 26 static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43}; 27 static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c}; 28 static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5}; 29 static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02}; 30 static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02}; 31 32 extern unsigned char RTW_WPA_OUI[]; 33 extern unsigned char WPA_TKIP_CIPHER[4]; 34 35 #define R2T_PHY_DELAY (0) 36 37 /* define WAIT_FOR_BCN_TO_MIN (3000) */ 38 #define WAIT_FOR_BCN_TO_MIN (6000) 39 #define WAIT_FOR_BCN_TO_MAX (20000) 40 41 #define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000 42 #define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3 43 44 static u8 rtw_basic_rate_cck[4] = { 45 IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, 46 IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK, 47 IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, 48 IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK 49 }; 50 51 static u8 rtw_basic_rate_ofdm[3] = { 52 IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, 53 IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK, 54 IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK 55 }; 56 57 int cckrates_included(unsigned char *rate, int ratelen) 58 { 59 int i; 60 61 for (i = 0; i < ratelen; i++) { 62 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) || 63 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22)) 64 return true; 65 } 66 67 return false; 68 } 69 70 int cckratesonly_included(unsigned char *rate, int ratelen) 71 { 72 int i; 73 74 for (i = 0; i < ratelen; i++) { 75 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && 76 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22)) 77 return false; 78 } 79 80 return true; 81 } 82 83 u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta) 84 { 85 u8 raid, cur_rf_type, rf_type = RF_1T1R; 86 87 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type)); 88 89 if (cur_rf_type == RF_1T1R) { 90 rf_type = RF_1T1R; 91 } else if (IsSupportedVHT(psta->wireless_mode)) { 92 if (psta->ra_mask & 0xffc00000) 93 rf_type = RF_2T2R; 94 } else if (IsSupportedHT(psta->wireless_mode)) { 95 if (psta->ra_mask & 0xfff00000) 96 rf_type = RF_2T2R; 97 } 98 99 switch (psta->wireless_mode) { 100 case WIRELESS_11B: 101 raid = RATEID_IDX_B; 102 break; 103 case WIRELESS_11A: 104 case WIRELESS_11G: 105 raid = RATEID_IDX_G; 106 break; 107 case WIRELESS_11BG: 108 raid = RATEID_IDX_BG; 109 break; 110 case WIRELESS_11_24N: 111 case WIRELESS_11_5N: 112 case WIRELESS_11A_5N: 113 case WIRELESS_11G_24N: 114 if (rf_type == RF_2T2R) 115 raid = RATEID_IDX_GN_N2SS; 116 else 117 raid = RATEID_IDX_GN_N1SS; 118 break; 119 case WIRELESS_11B_24N: 120 case WIRELESS_11BG_24N: 121 if (psta->bw_mode == CHANNEL_WIDTH_20) { 122 if (rf_type == RF_2T2R) 123 raid = RATEID_IDX_BGN_20M_2SS_BN; 124 else 125 raid = RATEID_IDX_BGN_20M_1SS_BN; 126 } else { 127 if (rf_type == RF_2T2R) 128 raid = RATEID_IDX_BGN_40M_2SS; 129 else 130 raid = RATEID_IDX_BGN_40M_1SS; 131 } 132 break; 133 default: 134 raid = RATEID_IDX_BGN_40M_2SS; 135 break; 136 } 137 return raid; 138 } 139 140 unsigned char ratetbl_val_2wifirate(unsigned char rate); 141 unsigned char ratetbl_val_2wifirate(unsigned char rate) 142 { 143 switch (rate & 0x7f) { 144 case 0: 145 return IEEE80211_CCK_RATE_1MB; 146 case 1: 147 return IEEE80211_CCK_RATE_2MB; 148 case 2: 149 return IEEE80211_CCK_RATE_5MB; 150 case 3: 151 return IEEE80211_CCK_RATE_11MB; 152 case 4: 153 return IEEE80211_OFDM_RATE_6MB; 154 case 5: 155 return IEEE80211_OFDM_RATE_9MB; 156 case 6: 157 return IEEE80211_OFDM_RATE_12MB; 158 case 7: 159 return IEEE80211_OFDM_RATE_18MB; 160 case 8: 161 return IEEE80211_OFDM_RATE_24MB; 162 case 9: 163 return IEEE80211_OFDM_RATE_36MB; 164 case 10: 165 return IEEE80211_OFDM_RATE_48MB; 166 case 11: 167 return IEEE80211_OFDM_RATE_54MB; 168 default: 169 return 0; 170 } 171 } 172 173 int is_basicrate(struct adapter *padapter, unsigned char rate); 174 int is_basicrate(struct adapter *padapter, unsigned char rate) 175 { 176 int i; 177 unsigned char val; 178 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 179 180 for (i = 0; i < NumRates; i++) { 181 val = pmlmeext->basicrate[i]; 182 183 if ((val != 0xff) && (val != 0xfe)) 184 if (rate == ratetbl_val_2wifirate(val)) 185 return true; 186 } 187 188 return false; 189 } 190 191 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset); 192 unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset) 193 { 194 int i; 195 unsigned char rate; 196 unsigned int len = 0; 197 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 198 199 for (i = 0; i < NumRates; i++) { 200 rate = pmlmeext->datarate[i]; 201 202 switch (rate) { 203 case 0xff: 204 return len; 205 206 case 0xfe: 207 continue; 208 209 default: 210 rate = ratetbl_val_2wifirate(rate); 211 212 if (is_basicrate(padapter, rate) == true) 213 rate |= IEEE80211_BASIC_RATE_MASK; 214 215 rateset[len] = rate; 216 len++; 217 break; 218 } 219 } 220 return len; 221 } 222 223 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len) 224 { 225 unsigned char supportedrates[NumRates]; 226 227 memset(supportedrates, 0, NumRates); 228 *bssrate_len = ratetbl2rateset(padapter, supportedrates); 229 memcpy(pbssrate, supportedrates, *bssrate_len); 230 } 231 232 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) 233 { 234 u8 mcs_rate_1r = (u8)(mask&0xff); 235 u8 mcs_rate_2r = (u8)((mask>>8)&0xff); 236 u8 mcs_rate_3r = (u8)((mask>>16)&0xff); 237 u8 mcs_rate_4r = (u8)((mask>>24)&0xff); 238 239 mcs_set[0] &= mcs_rate_1r; 240 mcs_set[1] &= mcs_rate_2r; 241 mcs_set[2] &= mcs_rate_3r; 242 mcs_set[3] &= mcs_rate_4r; 243 } 244 245 void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS) 246 { 247 u8 i; 248 u8 rate; 249 250 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ 251 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { 252 rate = mBratesOS[i] & 0x7f; 253 switch (rate) { 254 case IEEE80211_CCK_RATE_1MB: 255 case IEEE80211_CCK_RATE_2MB: 256 case IEEE80211_CCK_RATE_5MB: 257 case IEEE80211_CCK_RATE_11MB: 258 case IEEE80211_OFDM_RATE_6MB: 259 case IEEE80211_OFDM_RATE_12MB: 260 case IEEE80211_OFDM_RATE_24MB: 261 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; 262 break; 263 } 264 } 265 } 266 267 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen) 268 { 269 u8 i; 270 u8 rate; 271 272 for (i = 0; i < bssratelen; i++) { 273 rate = bssrateset[i] & 0x7f; 274 switch (rate) { 275 case IEEE80211_CCK_RATE_1MB: 276 case IEEE80211_CCK_RATE_2MB: 277 case IEEE80211_CCK_RATE_5MB: 278 case IEEE80211_CCK_RATE_11MB: 279 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; 280 break; 281 } 282 } 283 } 284 285 void Save_DM_Func_Flag(struct adapter *padapter) 286 { 287 u8 bSaveFlag = true; 288 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 289 } 290 291 void Restore_DM_Func_Flag(struct adapter *padapter) 292 { 293 u8 bSaveFlag = false; 294 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); 295 } 296 297 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable) 298 { 299 if (enable == true) 300 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); 301 else 302 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); 303 } 304 305 void Set_MSR(struct adapter *padapter, u8 type) 306 { 307 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); 308 } 309 310 inline u8 rtw_get_oper_ch(struct adapter *adapter) 311 { 312 return adapter_to_dvobj(adapter)->oper_channel; 313 } 314 315 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch) 316 { 317 #ifdef DBG_CH_SWITCH 318 const int len = 128; 319 char msg[128] = {0}; 320 int cnt = 0; 321 int i = 0; 322 #endif /* DBG_CH_SWITCH */ 323 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 324 325 if (dvobj->oper_channel != ch) { 326 dvobj->on_oper_ch_time = jiffies; 327 328 #ifdef DBG_CH_SWITCH 329 cnt += scnprintf(msg+cnt, len-cnt, "switch to ch %3u", ch); 330 331 for (i = 0; i < dvobj->iface_nums; i++) { 332 struct adapter *iface = dvobj->padapters[i]; 333 cnt += scnprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface)); 334 if (iface->mlmeextpriv.cur_channel == ch) 335 cnt += scnprintf(msg+cnt, len-cnt, "C"); 336 else 337 cnt += scnprintf(msg+cnt, len-cnt, "_"); 338 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) 339 cnt += scnprintf(msg+cnt, len-cnt, "L"); 340 else 341 cnt += scnprintf(msg+cnt, len-cnt, "_"); 342 cnt += scnprintf(msg+cnt, len-cnt, "]"); 343 } 344 345 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); 346 #endif /* DBG_CH_SWITCH */ 347 } 348 349 dvobj->oper_channel = ch; 350 } 351 352 inline u8 rtw_get_oper_bw(struct adapter *adapter) 353 { 354 return adapter_to_dvobj(adapter)->oper_bwmode; 355 } 356 357 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw) 358 { 359 adapter_to_dvobj(adapter)->oper_bwmode = bw; 360 } 361 362 inline u8 rtw_get_oper_choffset(struct adapter *adapter) 363 { 364 return adapter_to_dvobj(adapter)->oper_ch_offset; 365 } 366 367 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset) 368 { 369 adapter_to_dvobj(adapter)->oper_ch_offset = offset; 370 } 371 372 u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) 373 { 374 u8 center_ch = channel; 375 376 if (chnl_bw == CHANNEL_WIDTH_80) { 377 if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48)) 378 center_ch = 42; 379 if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64)) 380 center_ch = 58; 381 if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112)) 382 center_ch = 106; 383 if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128)) 384 center_ch = 122; 385 if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144)) 386 center_ch = 138; 387 if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161)) 388 center_ch = 155; 389 else if (channel <= 14) 390 center_ch = 7; 391 } else if (chnl_bw == CHANNEL_WIDTH_40) { 392 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) 393 center_ch = channel + 2; 394 else 395 center_ch = channel - 2; 396 } 397 398 return center_ch; 399 } 400 401 inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter) 402 { 403 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) 404 return adapter_to_dvobj(adapter)->on_oper_ch_time; 405 else 406 return 0; 407 } 408 409 void SelectChannel(struct adapter *padapter, unsigned char channel) 410 { 411 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 412 return; 413 414 /* saved channel info */ 415 rtw_set_oper_ch(padapter, channel); 416 417 rtw_hal_set_chan(padapter, channel); 418 419 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 420 } 421 422 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) 423 { 424 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 425 426 if (padapter->bNotifyChannelChange) 427 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); 428 429 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); 430 431 if (bwmode == CHANNEL_WIDTH_80) { 432 if (center_ch > channel) 433 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; 434 else if (center_ch < channel) 435 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; 436 else 437 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 438 } 439 440 /* set Channel */ 441 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex))) 442 return; 443 444 /* saved channel/bw info */ 445 rtw_set_oper_ch(padapter, channel); 446 rtw_set_oper_bw(padapter, bwmode); 447 rtw_set_oper_choffset(padapter, channel_offset); 448 449 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ 450 451 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex)); 452 } 453 454 inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork) 455 { 456 return pnetwork->MacAddress; 457 } 458 459 u16 get_beacon_interval(struct wlan_bssid_ex *bss) 460 { 461 __le16 val; 462 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); 463 464 return le16_to_cpu(val); 465 } 466 467 int is_client_associated_to_ap(struct adapter *padapter) 468 { 469 struct mlme_ext_priv *pmlmeext; 470 struct mlme_ext_info *pmlmeinfo; 471 472 if (!padapter) 473 return _FAIL; 474 475 pmlmeext = &padapter->mlmeextpriv; 476 pmlmeinfo = &(pmlmeext->mlmext_info); 477 478 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) 479 return true; 480 else 481 return _FAIL; 482 } 483 484 int is_client_associated_to_ibss(struct adapter *padapter) 485 { 486 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 487 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 488 489 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 490 return true; 491 else 492 return _FAIL; 493 } 494 495 int is_IBSS_empty(struct adapter *padapter) 496 { 497 unsigned int i; 498 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 499 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 500 501 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { 502 if (pmlmeinfo->FW_sta_info[i].status == 1) 503 return _FAIL; 504 } 505 506 return true; 507 } 508 509 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) 510 { 511 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) 512 return WAIT_FOR_BCN_TO_MIN; 513 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) 514 return WAIT_FOR_BCN_TO_MAX; 515 else 516 return bcn_interval << 2; 517 } 518 519 void invalidate_cam_all(struct adapter *padapter) 520 { 521 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); 522 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 523 524 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL); 525 526 spin_lock_bh(&cam_ctl->lock); 527 cam_ctl->bitmap = 0; 528 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY); 529 spin_unlock_bh(&cam_ctl->lock); 530 } 531 532 static u32 _ReadCAM(struct adapter *padapter, u32 addr) 533 { 534 u32 count = 0, cmd; 535 cmd = CAM_POLLINIG | addr; 536 rtw_write32(padapter, RWCAM, cmd); 537 538 do { 539 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG)) 540 break; 541 } while (count++ < 100); 542 543 return rtw_read32(padapter, REG_CAMREAD); 544 } 545 void read_cam(struct adapter *padapter, u8 entry, u8 *get_key) 546 { 547 u32 j, addr, cmd; 548 addr = entry << 3; 549 550 /* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */ 551 for (j = 0; j < 6; j++) { 552 cmd = _ReadCAM(padapter, addr+j); 553 /* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */ 554 if (j > 1) /* get key from cam */ 555 memcpy(get_key+(j-2)*4, &cmd, 4); 556 } 557 /* DBG_8192C("*********************************\n"); */ 558 } 559 560 void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) 561 { 562 unsigned int i, val, addr; 563 int j; 564 u32 cam_val[2]; 565 566 addr = entry << 3; 567 568 for (j = 5; j >= 0; j--) { 569 switch (j) { 570 case 0: 571 val = (ctrl | (mac[0] << 16) | (mac[1] << 24)); 572 break; 573 case 1: 574 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); 575 break; 576 default: 577 i = (j - 2) << 2; 578 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); 579 break; 580 } 581 582 cam_val[0] = val; 583 cam_val[1] = addr + (unsigned int)j; 584 585 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); 586 } 587 } 588 589 void _clear_cam_entry(struct adapter *padapter, u8 entry) 590 { 591 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 592 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; 593 594 _write_cam(padapter, entry, 0, null_sta, null_key); 595 } 596 597 inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 598 { 599 _write_cam(adapter, id, ctrl, mac, key); 600 write_cam_cache(adapter, id, ctrl, mac, key); 601 } 602 603 inline void clear_cam_entry(struct adapter *adapter, u8 id) 604 { 605 _clear_cam_entry(adapter, id); 606 clear_cam_cache(adapter, id); 607 } 608 609 void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) 610 { 611 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 612 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 613 614 spin_lock_bh(&cam_ctl->lock); 615 616 dvobj->cam_cache[id].ctrl = ctrl; 617 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); 618 memcpy(dvobj->cam_cache[id].key, key, 16); 619 620 spin_unlock_bh(&cam_ctl->lock); 621 } 622 623 void clear_cam_cache(struct adapter *adapter, u8 id) 624 { 625 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 626 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 627 628 spin_lock_bh(&cam_ctl->lock); 629 630 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache)); 631 632 spin_unlock_bh(&cam_ctl->lock); 633 } 634 635 static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id) 636 { 637 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 638 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 639 bool ret = false; 640 641 if (cam_id >= TOTAL_CAM_ENTRY) 642 goto exit; 643 644 if (!(cam_ctl->bitmap & BIT(cam_id))) 645 goto exit; 646 647 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false; 648 649 exit: 650 return ret; 651 } 652 653 static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 654 { 655 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 656 int i; 657 s16 cam_id = -1; 658 659 for (i = 0; i < TOTAL_CAM_ENTRY; i++) { 660 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN)) 661 continue; 662 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03)) 663 continue; 664 665 cam_id = i; 666 break; 667 } 668 669 if (addr) 670 DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n" 671 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id); 672 else 673 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n" 674 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id); 675 676 return cam_id; 677 } 678 679 s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid) 680 { 681 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 682 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 683 s16 cam_id = -1; 684 685 spin_lock_bh(&cam_ctl->lock); 686 cam_id = _rtw_camid_search(adapter, addr, kid); 687 spin_unlock_bh(&cam_ctl->lock); 688 689 return cam_id; 690 } 691 692 s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid) 693 { 694 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 695 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 696 s16 cam_id = -1; 697 struct mlme_ext_info *mlmeinfo; 698 699 spin_lock_bh(&cam_ctl->lock); 700 701 mlmeinfo = &adapter->mlmeextpriv.mlmext_info; 702 703 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) 704 && !sta) { 705 /* AP/Ad-hoc mode group key: static alloction to default key by key ID */ 706 if (kid > 3) { 707 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n" 708 , FUNC_ADPT_ARG(adapter), kid); 709 rtw_warn_on(1); 710 goto bitmap_handle; 711 } 712 713 cam_id = kid; 714 } else { 715 int i; 716 u8 *addr = sta?sta->hwaddr:NULL; 717 718 if (!sta) { 719 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { 720 /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ 721 goto bitmap_handle; 722 } 723 724 addr = get_bssid(&adapter->mlmepriv); 725 } 726 727 i = _rtw_camid_search(adapter, addr, kid); 728 if (i >= 0) { 729 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */ 730 if (sta || _rtw_camid_is_gk(adapter, i)) 731 cam_id = i; 732 else 733 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n" 734 , FUNC_ADPT_ARG(adapter), kid); 735 goto bitmap_handle; 736 } 737 738 for (i = 4; i < TOTAL_CAM_ENTRY; i++) 739 if (!(cam_ctl->bitmap & BIT(i))) 740 break; 741 742 if (i == TOTAL_CAM_ENTRY) { 743 if (sta) 744 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n" 745 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid); 746 else 747 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n" 748 , FUNC_ADPT_ARG(adapter), kid); 749 rtw_warn_on(1); 750 goto bitmap_handle; 751 } 752 753 cam_id = i; 754 } 755 756 bitmap_handle: 757 if (cam_id >= 0 && cam_id < 32) 758 cam_ctl->bitmap |= BIT(cam_id); 759 760 spin_unlock_bh(&cam_ctl->lock); 761 762 return cam_id; 763 } 764 765 void rtw_camid_free(struct adapter *adapter, u8 cam_id) 766 { 767 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); 768 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; 769 770 spin_lock_bh(&cam_ctl->lock); 771 772 if (cam_id < TOTAL_CAM_ENTRY) 773 cam_ctl->bitmap &= ~(BIT(cam_id)); 774 775 spin_unlock_bh(&cam_ctl->lock); 776 } 777 778 int allocate_fw_sta_entry(struct adapter *padapter) 779 { 780 unsigned int mac_id; 781 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 782 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 783 784 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { 785 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { 786 pmlmeinfo->FW_sta_info[mac_id].status = 1; 787 pmlmeinfo->FW_sta_info[mac_id].retry = 0; 788 break; 789 } 790 } 791 792 return mac_id; 793 } 794 795 void flush_all_cam_entry(struct adapter *padapter) 796 { 797 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 798 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 799 800 invalidate_cam_all(padapter); 801 /* clear default key related key search setting */ 802 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); 803 804 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); 805 } 806 807 int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 808 { 809 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 810 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 811 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 812 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 813 814 if (pmlmepriv->qospriv.qos_option == 0) { 815 pmlmeinfo->WMM_enable = 0; 816 return false; 817 } 818 819 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) 820 return false; 821 else 822 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); 823 824 pmlmeinfo->WMM_enable = 1; 825 return true; 826 } 827 828 void WMMOnAssocRsp(struct adapter *padapter) 829 { 830 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; 831 u8 acm_mask; 832 u16 TXOP; 833 u32 acParm, i; 834 u32 edca[4], inx[4]; 835 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 836 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 837 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 838 struct registry_priv *pregpriv = &padapter->registrypriv; 839 840 acm_mask = 0; 841 842 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) 843 aSifsTime = 16; 844 else 845 aSifsTime = 10; 846 847 if (pmlmeinfo->WMM_enable == 0) { 848 padapter->mlmepriv.acm_mask = 0; 849 850 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); 851 852 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { 853 ECWMin = 4; 854 ECWMax = 10; 855 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { 856 ECWMin = 5; 857 ECWMax = 10; 858 } else { 859 ECWMin = 4; 860 ECWMax = 10; 861 } 862 863 TXOP = 0; 864 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 865 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 866 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 867 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 868 869 ECWMin = 2; 870 ECWMax = 3; 871 TXOP = 0x2f; 872 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 873 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 874 } else { 875 edca[0] = edca[1] = edca[2] = edca[3] = 0; 876 877 for (i = 0; i < 4; i++) { 878 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; 879 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; 880 881 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ 882 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; 883 884 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); 885 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; 886 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); 887 888 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); 889 890 switch (ACI) { 891 case 0x0: 892 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); 893 acm_mask |= (ACM ? BIT(1):0); 894 edca[XMIT_BE_QUEUE] = acParm; 895 break; 896 897 case 0x1: 898 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); 899 /* acm_mask |= (ACM? BIT(0):0); */ 900 edca[XMIT_BK_QUEUE] = acParm; 901 break; 902 903 case 0x2: 904 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); 905 acm_mask |= (ACM ? BIT(2):0); 906 edca[XMIT_VI_QUEUE] = acParm; 907 break; 908 909 case 0x3: 910 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); 911 acm_mask |= (ACM ? BIT(3):0); 912 edca[XMIT_VO_QUEUE] = acParm; 913 break; 914 } 915 916 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); 917 } 918 919 if (padapter->registrypriv.acm_method == 1) 920 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); 921 else 922 padapter->mlmepriv.acm_mask = acm_mask; 923 924 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; 925 926 if (pregpriv->wifi_spec == 1) { 927 u32 j, tmp, change_inx = false; 928 929 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ 930 for (i = 0; i < 4; i++) { 931 for (j = i+1; j < 4; j++) { 932 /* compare CW and AIFS */ 933 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { 934 change_inx = true; 935 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { 936 /* compare TXOP */ 937 if ((edca[j] >> 16) > (edca[i] >> 16)) 938 change_inx = true; 939 } 940 941 if (change_inx) { 942 tmp = edca[i]; 943 edca[i] = edca[j]; 944 edca[j] = tmp; 945 946 tmp = inx[i]; 947 inx[i] = inx[j]; 948 inx[j] = tmp; 949 950 change_inx = false; 951 } 952 } 953 } 954 } 955 956 for (i = 0; i < 4; i++) { 957 pxmitpriv->wmm_para_seq[i] = inx[i]; 958 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); 959 } 960 } 961 } 962 963 static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 964 { 965 unsigned char new_bwmode; 966 unsigned char new_ch_offset; 967 struct HT_info_element *pHT_info; 968 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); 969 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 970 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 971 struct registry_priv *pregistrypriv = &padapter->registrypriv; 972 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 973 u8 cbw40_enable = 0; 974 975 if (!pIE) 976 return; 977 978 if (phtpriv->ht_option == false) 979 return; 980 981 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) 982 return; 983 984 if (pIE->Length > sizeof(struct HT_info_element)) 985 return; 986 987 pHT_info = (struct HT_info_element *)pIE->data; 988 989 if (pmlmeext->cur_channel > 14) { 990 if ((pregistrypriv->bw_mode & 0xf0) > 0) 991 cbw40_enable = 1; 992 } else 993 if ((pregistrypriv->bw_mode & 0x0f) > 0) 994 cbw40_enable = 1; 995 996 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { 997 new_bwmode = CHANNEL_WIDTH_40; 998 999 switch (pHT_info->infos[0] & 0x3) { 1000 case 1: 1001 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; 1002 break; 1003 1004 case 3: 1005 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; 1006 break; 1007 1008 default: 1009 new_bwmode = CHANNEL_WIDTH_20; 1010 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1011 break; 1012 } 1013 } else { 1014 new_bwmode = CHANNEL_WIDTH_20; 1015 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1016 } 1017 1018 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) { 1019 pmlmeinfo->bwmode_updated = true; 1020 1021 pmlmeext->cur_bwmode = new_bwmode; 1022 pmlmeext->cur_ch_offset = new_ch_offset; 1023 1024 /* update HT info also */ 1025 HT_info_handler(padapter, pIE); 1026 } else 1027 pmlmeinfo->bwmode_updated = false; 1028 1029 if (true == pmlmeinfo->bwmode_updated) { 1030 struct sta_info *psta; 1031 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1032 struct sta_priv *pstapriv = &padapter->stapriv; 1033 1034 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1035 1036 /* update ap's stainfo */ 1037 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); 1038 if (psta) { 1039 struct ht_priv *phtpriv_sta = &psta->htpriv; 1040 1041 if (phtpriv_sta->ht_option) { 1042 /* bwmode */ 1043 psta->bw_mode = pmlmeext->cur_bwmode; 1044 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; 1045 } else { 1046 psta->bw_mode = CHANNEL_WIDTH_20; 1047 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; 1048 } 1049 1050 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); 1051 } 1052 } 1053 } 1054 1055 void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1056 { 1057 unsigned int i; 1058 u8 rf_type; 1059 u8 max_AMPDU_len, min_MPDU_spacing; 1060 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0; 1061 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1062 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1063 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1064 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1065 1066 if (!pIE) 1067 return; 1068 1069 if (phtpriv->ht_option == false) 1070 return; 1071 1072 pmlmeinfo->HT_caps_enable = 1; 1073 1074 for (i = 0; i < (pIE->Length); i++) { 1075 if (i != 2) { 1076 /* Commented by Albert 2010/07/12 */ 1077 /* Got the endian issue here. */ 1078 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); 1079 } else { 1080 /* modify from fw by Thomas 2010/11/17 */ 1081 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) 1082 max_AMPDU_len = (pIE->data[i] & 0x3); 1083 else 1084 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); 1085 1086 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) 1087 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); 1088 else 1089 min_MPDU_spacing = (pIE->data[i] & 0x1c); 1090 1091 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; 1092 } 1093 } 1094 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); 1095 1096 /* update the MCS set */ 1097 for (i = 0; i < 16; i++) 1098 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; 1099 1100 /* update the MCS rates */ 1101 switch (rf_type) { 1102 case RF_1T1R: 1103 case RF_1T2R: 1104 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); 1105 break; 1106 case RF_2T2R: 1107 default: 1108 #ifdef CONFIG_DISABLE_MCS13TO15 1109 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) 1110 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); 1111 else 1112 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1113 #else /* CONFIG_DISABLE_MCS13TO15 */ 1114 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); 1115 #endif /* CONFIG_DISABLE_MCS13TO15 */ 1116 } 1117 1118 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1119 /* Config STBC setting */ 1120 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) { 1121 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); 1122 DBG_871X("Enable HT Tx STBC !\n"); 1123 } 1124 phtpriv->stbc_cap = cur_stbc_cap; 1125 } else { 1126 /* Config LDPC Coding Capability */ 1127 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) { 1128 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); 1129 DBG_871X("Enable HT Tx LDPC!\n"); 1130 } 1131 phtpriv->ldpc_cap = cur_ldpc_cap; 1132 1133 /* Config STBC setting */ 1134 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) { 1135 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); 1136 DBG_871X("Enable HT Tx STBC!\n"); 1137 } 1138 phtpriv->stbc_cap = cur_stbc_cap; 1139 } 1140 } 1141 1142 void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1143 { 1144 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1145 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1146 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1147 struct ht_priv *phtpriv = &pmlmepriv->htpriv; 1148 1149 if (!pIE) 1150 return; 1151 1152 if (phtpriv->ht_option == false) 1153 return; 1154 1155 if (pIE->Length > sizeof(struct HT_info_element)) 1156 return; 1157 1158 pmlmeinfo->HT_info_enable = 1; 1159 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); 1160 } 1161 1162 void HTOnAssocRsp(struct adapter *padapter) 1163 { 1164 unsigned char max_AMPDU_len; 1165 unsigned char min_MPDU_spacing; 1166 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1167 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1168 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1169 1170 DBG_871X("%s\n", __func__); 1171 1172 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1173 pmlmeinfo->HT_enable = 1; 1174 } else { 1175 pmlmeinfo->HT_enable = 0; 1176 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1177 return; 1178 } 1179 1180 /* handle A-MPDU parameter field */ 1181 /* 1182 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1183 AMPDU_para [4:2]:Min MPDU Start Spacing 1184 */ 1185 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1186 1187 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1188 1189 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1190 1191 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1192 } 1193 1194 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1195 { 1196 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1197 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1198 1199 if (pIE->Length > 1) 1200 return; 1201 1202 pmlmeinfo->ERP_enable = 1; 1203 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1204 } 1205 1206 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1207 { 1208 struct registry_priv *pregpriv = &padapter->registrypriv; 1209 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1210 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1211 1212 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1213 case 0: /* off */ 1214 psta->rtsen = 0; 1215 psta->cts2self = 0; 1216 break; 1217 1218 case 1: /* on */ 1219 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1220 psta->rtsen = 1; 1221 psta->cts2self = 0; 1222 } else { 1223 psta->rtsen = 0; 1224 psta->cts2self = 1; 1225 } 1226 break; 1227 1228 case 2: /* auto */ 1229 default: 1230 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1231 if (pregpriv->vcs_type == 1) { 1232 psta->rtsen = 1; 1233 psta->cts2self = 0; 1234 } else { 1235 psta->rtsen = 0; 1236 psta->cts2self = 1; 1237 } 1238 } else { 1239 psta->rtsen = 0; 1240 psta->cts2self = 0; 1241 } 1242 break; 1243 } 1244 } 1245 1246 void update_ldpc_stbc_cap(struct sta_info *psta) 1247 { 1248 if (psta->htpriv.ht_option) { 1249 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1250 psta->ldpc = 1; 1251 1252 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1253 psta->stbc = 1; 1254 } else { 1255 psta->ldpc = 0; 1256 psta->stbc = 0; 1257 } 1258 } 1259 1260 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1261 { 1262 unsigned int len; 1263 unsigned char *p; 1264 unsigned short val16, subtype; 1265 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1266 /* u8 wpa_ie[255], rsn_ie[255]; */ 1267 u16 wpa_len = 0, rsn_len = 0; 1268 u8 encryp_protocol = 0; 1269 struct wlan_bssid_ex *bssid; 1270 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1271 unsigned char *pbuf; 1272 u32 wpa_ielen = 0; 1273 u8 *pbssid = GetAddr3Ptr(pframe); 1274 u32 hidden_ssid = 0; 1275 struct HT_info_element *pht_info = NULL; 1276 struct rtw_ieee80211_ht_cap *pht_cap = NULL; 1277 u32 bcn_channel; 1278 unsigned short ht_cap_info; 1279 unsigned char ht_info_infos_0; 1280 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1281 1282 if (is_client_associated_to_ap(Adapter) == false) 1283 return true; 1284 1285 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1286 1287 if (len > MAX_IE_SZ) { 1288 DBG_871X("%s IE too long for survey event\n", __func__); 1289 return _FAIL; 1290 } 1291 1292 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1293 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, 1294 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1295 return true; 1296 } 1297 1298 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1299 if (!bssid) { 1300 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1301 return true; 1302 } 1303 1304 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1305 pmlmepriv->timeBcnInfoChkStart = 0; 1306 pmlmepriv->NumOfBcnInfoChkFail = 0; 1307 } 1308 1309 subtype = GetFrameSubType(pframe) >> 4; 1310 1311 if (subtype == WIFI_BEACON) 1312 bssid->Reserved[0] = 1; 1313 1314 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1315 1316 /* below is to copy the information element */ 1317 bssid->IELength = len; 1318 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1319 1320 /* check bw and channel offset */ 1321 /* parsing HT_CAP_IE */ 1322 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1323 if (p && len > 0) { 1324 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); 1325 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1326 } else { 1327 ht_cap_info = 0; 1328 } 1329 /* parsing HT_INFO_IE */ 1330 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1331 if (p && len > 0) { 1332 pht_info = (struct HT_info_element *)(p + 2); 1333 ht_info_infos_0 = pht_info->infos[0]; 1334 } else { 1335 ht_info_infos_0 = 0; 1336 } 1337 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1338 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1339 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1340 ht_cap_info, ht_info_infos_0); 1341 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1342 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1343 DBG_871X("%s bw mode change\n", __func__); 1344 { 1345 /* bcn_info_update */ 1346 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1347 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1348 /* to do : need to check that whether modify related register of BB or not */ 1349 } 1350 /* goto _mismatch; */ 1351 } 1352 1353 /* Checking for channel */ 1354 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1355 if (p) { 1356 bcn_channel = *(p + 2); 1357 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1358 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1359 if (pht_info) { 1360 bcn_channel = pht_info->primary_channel; 1361 } else { /* we don't find channel IE, so don't check it */ 1362 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1363 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1364 } 1365 } 1366 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1367 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1368 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1369 goto _mismatch; 1370 } 1371 1372 /* checking SSID */ 1373 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1374 if (!p) { 1375 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__); 1376 hidden_ssid = true; 1377 } else { 1378 hidden_ssid = false; 1379 } 1380 1381 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) { 1382 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); 1383 bssid->Ssid.SsidLength = *(p + 1); 1384 } else { 1385 bssid->Ssid.SsidLength = 0; 1386 bssid->Ssid.Ssid[0] = '\0'; 1387 } 1388 1389 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1390 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1391 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1392 cur_network->network.Ssid.SsidLength)); 1393 1394 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1395 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1396 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1397 DBG_871X("%s(), SSID is not match\n", __func__); 1398 goto _mismatch; 1399 } 1400 } 1401 1402 /* check encryption info */ 1403 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1404 1405 if (val16 & BIT(4)) 1406 bssid->Privacy = 1; 1407 else 1408 bssid->Privacy = 0; 1409 1410 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1411 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1412 __func__, cur_network->network.Privacy, bssid->Privacy)); 1413 if (cur_network->network.Privacy != bssid->Privacy) { 1414 DBG_871X("%s(), privacy is not match\n", __func__); 1415 goto _mismatch; 1416 } 1417 1418 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1419 1420 if (rsn_len > 0) { 1421 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1422 } else if (wpa_len > 0) { 1423 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1424 } else { 1425 if (bssid->Privacy) 1426 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1427 } 1428 1429 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1430 DBG_871X("%s(): enctyp is not match\n", __func__); 1431 goto _mismatch; 1432 } 1433 1434 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1435 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1436 if (pbuf && (wpa_ielen > 0)) { 1437 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1438 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1439 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1440 pairwise_cipher, group_cipher, is_8021x)); 1441 } 1442 } else { 1443 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1444 1445 if (pbuf && (wpa_ielen > 0)) { 1446 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1447 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1448 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1449 __func__, pairwise_cipher, group_cipher, is_8021x)); 1450 } 1451 } 1452 } 1453 1454 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1455 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1456 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1457 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1458 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1459 group_cipher, cur_network->BcnInfo.group_cipher); 1460 goto _mismatch; 1461 } 1462 1463 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1464 DBG_871X("%s authentication is not match\n", __func__); 1465 goto _mismatch; 1466 } 1467 } 1468 1469 kfree(bssid); 1470 return _SUCCESS; 1471 1472 _mismatch: 1473 kfree(bssid); 1474 1475 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1476 pmlmepriv->timeBcnInfoChkStart = jiffies; 1477 1478 pmlmepriv->NumOfBcnInfoChkFail++; 1479 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1480 1481 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1482 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1483 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1484 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1485 pmlmepriv->timeBcnInfoChkStart = 0; 1486 pmlmepriv->NumOfBcnInfoChkFail = 0; 1487 return _FAIL; 1488 } 1489 1490 return _SUCCESS; 1491 } 1492 1493 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1494 { 1495 unsigned int i; 1496 unsigned int len; 1497 struct ndis_80211_var_ie *pIE; 1498 1499 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1500 1501 for (i = 0; i < len;) { 1502 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1503 1504 switch (pIE->ElementID) { 1505 case _VENDOR_SPECIFIC_IE_: 1506 /* to update WMM paramter set while receiving beacon */ 1507 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1508 if (WMM_param_handler(padapter, pIE)) 1509 report_wmm_edca_update(padapter); 1510 1511 break; 1512 1513 case _HT_EXTRA_INFO_IE_: /* HT info */ 1514 /* HT_info_handler(padapter, pIE); */ 1515 bwmode_update_check(padapter, pIE); 1516 break; 1517 1518 case _ERPINFO_IE_: 1519 ERP_IE_handler(padapter, pIE); 1520 VCS_update(padapter, psta); 1521 break; 1522 1523 default: 1524 break; 1525 } 1526 1527 i += (pIE->Length + 2); 1528 } 1529 } 1530 1531 unsigned int is_ap_in_tkip(struct adapter *padapter) 1532 { 1533 u32 i; 1534 struct ndis_80211_var_ie *pIE; 1535 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1536 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1537 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1538 1539 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1540 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1541 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1542 1543 switch (pIE->ElementID) { 1544 case _VENDOR_SPECIFIC_IE_: 1545 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1546 return true; 1547 1548 break; 1549 1550 case _RSN_IE_2_: 1551 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1552 return true; 1553 1554 default: 1555 break; 1556 } 1557 1558 i += (pIE->Length + 2); 1559 } 1560 1561 return false; 1562 } else 1563 return false; 1564 } 1565 1566 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1567 { 1568 unsigned char bit_offset; 1569 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1570 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1571 1572 if (!(pmlmeinfo->HT_enable)) 1573 return _FAIL; 1574 1575 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1576 1577 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1578 return _SUCCESS; 1579 else 1580 return _FAIL; 1581 } 1582 1583 unsigned char get_highest_rate_idx(u32 mask) 1584 { 1585 int i; 1586 unsigned char rate_idx = 0; 1587 1588 for (i = 31; i >= 0; i--) { 1589 if (mask & BIT(i)) { 1590 rate_idx = i; 1591 break; 1592 } 1593 } 1594 1595 return rate_idx; 1596 } 1597 1598 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1599 { 1600 rtw_hal_update_ra_mask(psta, 0); 1601 } 1602 1603 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1604 { 1605 /* rate adaptive */ 1606 Update_RA_Entry(padapter, psta); 1607 } 1608 1609 unsigned char check_assoc_AP(u8 *pframe, uint len) 1610 { 1611 unsigned int i; 1612 struct ndis_80211_var_ie *pIE; 1613 1614 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1615 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1616 1617 switch (pIE->ElementID) { 1618 case _VENDOR_SPECIFIC_IE_: 1619 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1620 DBG_871X("link to Artheros AP\n"); 1621 return HT_IOT_PEER_ATHEROS; 1622 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1623 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1624 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1625 DBG_871X("link to Broadcom AP\n"); 1626 return HT_IOT_PEER_BROADCOM; 1627 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1628 DBG_871X("link to Marvell AP\n"); 1629 return HT_IOT_PEER_MARVELL; 1630 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1631 DBG_871X("link to Ralink AP\n"); 1632 return HT_IOT_PEER_RALINK; 1633 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1634 DBG_871X("link to Cisco AP\n"); 1635 return HT_IOT_PEER_CISCO; 1636 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1637 u32 Vender = HT_IOT_PEER_REALTEK; 1638 1639 if (pIE->Length >= 5) { 1640 if (pIE->data[4] == 1) 1641 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1642 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1643 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1644 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1645 Vender = HT_IOT_PEER_REALTEK_92SE; 1646 1647 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1648 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1649 1650 if (pIE->data[4] == 2) { 1651 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1652 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1653 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1654 } 1655 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1656 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1657 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1658 } 1659 } 1660 } 1661 1662 DBG_871X("link to Realtek AP\n"); 1663 return Vender; 1664 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1665 DBG_871X("link to Airgo Cap\n"); 1666 return HT_IOT_PEER_AIRGO; 1667 } else 1668 break; 1669 1670 default: 1671 break; 1672 } 1673 1674 i += (pIE->Length + 2); 1675 } 1676 1677 DBG_871X("link to new AP\n"); 1678 return HT_IOT_PEER_UNKNOWN; 1679 } 1680 1681 void update_IOT_info(struct adapter *padapter) 1682 { 1683 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1684 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1685 1686 switch (pmlmeinfo->assoc_AP_vendor) { 1687 case HT_IOT_PEER_MARVELL: 1688 pmlmeinfo->turboMode_cts2self = 1; 1689 pmlmeinfo->turboMode_rtsen = 0; 1690 break; 1691 1692 case HT_IOT_PEER_RALINK: 1693 pmlmeinfo->turboMode_cts2self = 0; 1694 pmlmeinfo->turboMode_rtsen = 1; 1695 /* disable high power */ 1696 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1697 break; 1698 case HT_IOT_PEER_REALTEK: 1699 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1700 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1701 /* disable high power */ 1702 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1703 break; 1704 default: 1705 pmlmeinfo->turboMode_cts2self = 0; 1706 pmlmeinfo->turboMode_rtsen = 1; 1707 break; 1708 } 1709 } 1710 1711 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1712 { 1713 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1714 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1715 bool ShortPreamble; 1716 1717 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1718 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1719 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1720 { 1721 if (updateCap & cShortPreamble) { 1722 /* Short Preamble */ 1723 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1724 ShortPreamble = true; 1725 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1726 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1727 } 1728 } else { 1729 /* Long Preamble */ 1730 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1731 ShortPreamble = false; 1732 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1733 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1734 } 1735 } 1736 } 1737 1738 if (updateCap & cIBSS) 1739 /* Filen: See 802.11-2007 p.91 */ 1740 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1741 else { 1742 /* Filen: See 802.11-2007 p.90 */ 1743 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1744 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1745 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1746 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1747 /* Short Slot Time */ 1748 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1749 else 1750 /* Long Slot Time */ 1751 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1752 } else 1753 /* B Mode */ 1754 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1755 } 1756 1757 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1758 } 1759 1760 void update_wireless_mode(struct adapter *padapter) 1761 { 1762 int ratelen, network_type = 0; 1763 u32 SIFS_Timer; 1764 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1765 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1766 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1767 unsigned char *rate = cur_network->SupportedRates; 1768 1769 ratelen = rtw_get_rateset_len(cur_network->SupportedRates); 1770 1771 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1772 pmlmeinfo->HT_enable = 1; 1773 1774 if (pmlmeext->cur_channel > 14) { 1775 if (pmlmeinfo->VHT_enable) 1776 network_type = WIRELESS_11AC; 1777 else if (pmlmeinfo->HT_enable) 1778 network_type = WIRELESS_11_5N; 1779 1780 network_type |= WIRELESS_11A; 1781 } else { 1782 if (pmlmeinfo->VHT_enable) 1783 network_type = WIRELESS_11AC; 1784 else if (pmlmeinfo->HT_enable) 1785 network_type = WIRELESS_11_24N; 1786 1787 if ((cckratesonly_included(rate, ratelen)) == true) 1788 network_type |= WIRELESS_11B; 1789 else if ((cckrates_included(rate, ratelen)) == true) 1790 network_type |= WIRELESS_11BG; 1791 else 1792 network_type |= WIRELESS_11G; 1793 } 1794 1795 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1796 1797 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1798 /* change this value if having IOT issues. */ 1799 1800 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1801 1802 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1803 1804 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1805 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1806 else 1807 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1808 } 1809 1810 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1811 { 1812 if (IsSupportedTxCCK(wireless_mode)) { 1813 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1814 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1815 psta->bssratelen = 4; 1816 } else { 1817 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1818 psta->bssratelen = 3; 1819 } 1820 } 1821 1822 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1823 { 1824 unsigned int ie_len; 1825 struct ndis_80211_var_ie *pIE; 1826 int supportRateNum = 0; 1827 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1828 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1829 1830 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1831 if (!pIE) 1832 return _FAIL; 1833 1834 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1835 supportRateNum = ie_len; 1836 1837 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1838 if (pIE) 1839 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1840 1841 return _SUCCESS; 1842 } 1843 1844 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1845 { 1846 struct sta_info *psta; 1847 u16 tid, start_seq, param; 1848 struct recv_reorder_ctrl *preorder_ctrl; 1849 struct sta_priv *pstapriv = &padapter->stapriv; 1850 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1851 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1852 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1853 1854 psta = rtw_get_stainfo(pstapriv, addr); 1855 1856 if (psta) { 1857 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1858 1859 param = le16_to_cpu(preq->BA_para_set); 1860 tid = (param>>2)&0x0f; 1861 1862 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1863 1864 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1865 preorder_ctrl->indicate_seq = start_seq; 1866 #ifdef DBG_RX_SEQ 1867 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1868 preorder_ctrl->indicate_seq, start_seq); 1869 #endif 1870 #else 1871 preorder_ctrl->indicate_seq = 0xffff; 1872 #endif 1873 1874 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1875 } 1876 } 1877 1878 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1879 { 1880 u8 *pIE; 1881 __le32 *pbuf; 1882 1883 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1884 pbuf = (__le32 *)pIE; 1885 1886 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1887 1888 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1889 1890 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1891 } 1892 1893 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1894 { 1895 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1896 } 1897 1898 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1899 { 1900 int i; 1901 u8 *pIE; 1902 __le32 *pbuf; 1903 u64 tsf = 0; 1904 u32 delay_ms; 1905 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1906 1907 pmlmeext->bcn_cnt++; 1908 1909 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1910 pbuf = (__le32 *)pIE; 1911 1912 tsf = le32_to_cpu(*(pbuf+1)); 1913 tsf = tsf << 32; 1914 tsf |= le32_to_cpu(*pbuf); 1915 1916 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1917 1918 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1919 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1920 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024)); 1921 delay_ms = delay_ms/1000; 1922 1923 if (delay_ms >= 8) 1924 pmlmeext->bcn_delay_cnt[8]++; 1925 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1926 else 1927 pmlmeext->bcn_delay_cnt[delay_ms]++; 1928 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1929 1930 /* 1931 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1932 1933 1934 for (i = 0; i<9; i++) 1935 { 1936 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1937 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 1938 } 1939 */ 1940 1941 /* dump for adaptive_early_32k */ 1942 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 1943 u8 ratio_20_delay, ratio_80_delay; 1944 u8 DrvBcnEarly, DrvBcnTimeOut; 1945 1946 ratio_20_delay = 0; 1947 ratio_80_delay = 0; 1948 DrvBcnEarly = 0xff; 1949 DrvBcnTimeOut = 0xff; 1950 1951 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1952 1953 for (i = 0; i < 9; i++) { 1954 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 1955 1956 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1957 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 1958 1959 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 1960 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 1961 1962 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 1963 DrvBcnEarly = i; 1964 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 1965 } 1966 1967 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 1968 DrvBcnTimeOut = i; 1969 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 1970 } 1971 1972 /* reset adaptive_early_32k cnt */ 1973 pmlmeext->bcn_delay_cnt[i] = 0; 1974 pmlmeext->bcn_delay_ratio[i] = 0; 1975 } 1976 1977 pmlmeext->DrvBcnEarly = DrvBcnEarly; 1978 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 1979 1980 pmlmeext->bcn_cnt = 0; 1981 } 1982 } 1983 1984 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 1985 { 1986 int i; 1987 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 1988 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 1989 1990 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 1991 return; 1992 1993 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 1994 psta->mac_id = NUM_STA; 1995 return; 1996 } 1997 1998 spin_lock_bh(&pdvobj->lock); 1999 for (i = 0; i < NUM_STA; i++) { 2000 if (pdvobj->macid[i] == false) { 2001 pdvobj->macid[i] = true; 2002 break; 2003 } 2004 } 2005 spin_unlock_bh(&pdvobj->lock); 2006 2007 if (i > (NUM_STA-1)) { 2008 psta->mac_id = NUM_STA; 2009 DBG_871X(" no room for more MACIDs\n"); 2010 } else { 2011 psta->mac_id = i; 2012 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2013 } 2014 } 2015 2016 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 2017 { 2018 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2019 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2020 2021 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2022 return; 2023 2024 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 2025 return; 2026 2027 spin_lock_bh(&pdvobj->lock); 2028 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 2029 if (pdvobj->macid[psta->mac_id] == true) { 2030 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2031 pdvobj->macid[psta->mac_id] = false; 2032 psta->mac_id = NUM_STA; 2033 } 2034 } 2035 spin_unlock_bh(&pdvobj->lock); 2036 } 2037 /* For 8188E RA */ 2038 u8 rtw_search_max_mac_id(struct adapter *padapter) 2039 { 2040 u8 max_mac_id = 0; 2041 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2042 int i; 2043 spin_lock_bh(&pdvobj->lock); 2044 for (i = (NUM_STA-1); i >= 0 ; i--) { 2045 if (pdvobj->macid[i] == true) 2046 break; 2047 } 2048 max_mac_id = i; 2049 spin_unlock_bh(&pdvobj->lock); 2050 2051 return max_mac_id; 2052 } 2053 2054 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2055 { 2056 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2057 return NULL; 2058 2059 return dvobj->padapters; 2060 } 2061 2062 #ifdef CONFIG_GPIO_API 2063 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2064 { 2065 u8 value; 2066 u8 direction; 2067 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2068 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2069 2070 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2071 2072 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2073 LeaveAllPowerSaveModeDirect(adapter); 2074 2075 /* Read GPIO Direction */ 2076 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2077 2078 /* According the direction to read register value */ 2079 if (direction) 2080 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2081 else 2082 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2083 2084 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2085 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2086 2087 return value; 2088 } 2089 EXPORT_SYMBOL(rtw_get_gpio); 2090 2091 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2092 { 2093 u8 direction = 0; 2094 u8 res = -1; 2095 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2096 2097 /* Check GPIO is 4~7 */ 2098 if (gpio_num > 7 || gpio_num < 4) { 2099 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2100 return -1; 2101 } 2102 2103 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2104 2105 LeaveAllPowerSaveModeDirect(adapter); 2106 2107 /* Read GPIO direction */ 2108 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2109 2110 /* If GPIO is output direction, setting value. */ 2111 if (direction) { 2112 if (isHigh) 2113 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2114 else 2115 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2116 2117 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2118 res = 0; 2119 } else { 2120 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2121 res = -1; 2122 } 2123 2124 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2125 return res; 2126 } 2127 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2128 2129 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2130 { 2131 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2132 2133 if (gpio_num > 7 || gpio_num < 4) { 2134 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2135 return -1; 2136 } 2137 2138 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2139 2140 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2141 2142 LeaveAllPowerSaveModeDirect(adapter); 2143 2144 if (isOutput) 2145 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2146 else 2147 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2148 2149 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2150 2151 return 0; 2152 } 2153 EXPORT_SYMBOL(rtw_config_gpio); 2154 #endif 2155 2156 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2157 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2158 { 2159 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2160 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2161 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2162 u8 ipaddress[4]; 2163 2164 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2165 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2166 if (my_ip_ptr) { 2167 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2168 if (my_ifa_list) { 2169 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2170 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2171 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2172 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2173 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2174 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2175 memcpy(pcurrentip, ipaddress, 4); 2176 } 2177 } 2178 } 2179 } 2180 #endif 2181 #ifdef CONFIG_WOWLAN 2182 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2183 { 2184 struct sta_info *psta; 2185 struct security_priv *psecpriv = &padapter->securitypriv; 2186 2187 memset(pcur_dot11txpn, 0, 8); 2188 if (NULL == StaAddr) 2189 return; 2190 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2191 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2192 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2193 StaAddr[3], StaAddr[4], StaAddr[5]); 2194 2195 if (psta) { 2196 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2197 psta->dot11txpn.val--; 2198 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2199 2200 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2201 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2202 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2203 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2204 } 2205 } 2206 void rtw_set_sec_pn(struct adapter *padapter) 2207 { 2208 struct sta_info *psta; 2209 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2210 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2211 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2212 struct security_priv *psecpriv = &padapter->securitypriv; 2213 2214 psta = rtw_get_stainfo(&padapter->stapriv, 2215 get_my_bssid(&pmlmeinfo->network)); 2216 2217 if (psta) { 2218 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2219 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2220 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2221 } else { 2222 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2223 psta->dot11txpn.val += 2; 2224 } 2225 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2226 } 2227 } 2228 #endif /* CONFIG_WOWLAN */ 2229 2230 #ifdef CONFIG_PNO_SUPPORT 2231 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2232 #define CIPHER_IE "key_mgmt =" 2233 #define CIPHER_NONE "NONE" 2234 #define CIPHER_WPA_PSK "WPA-PSK" 2235 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2236 2237 #endif /* CONFIG_PNO_SUPPORT */ 2238