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