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 1175 void HTOnAssocRsp(struct adapter *padapter) 1176 { 1177 unsigned char max_AMPDU_len; 1178 unsigned char min_MPDU_spacing; 1179 /* struct registry_priv *pregpriv = &padapter->registrypriv; */ 1180 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1181 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1182 1183 DBG_871X("%s\n", __func__); 1184 1185 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) { 1186 pmlmeinfo->HT_enable = 1; 1187 } else { 1188 pmlmeinfo->HT_enable = 0; 1189 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ 1190 return; 1191 } 1192 1193 /* handle A-MPDU parameter field */ 1194 /* 1195 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k 1196 AMPDU_para [4:2]:Min MPDU Start Spacing 1197 */ 1198 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; 1199 1200 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; 1201 1202 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); 1203 1204 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); 1205 } 1206 1207 void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE) 1208 { 1209 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1210 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1211 1212 if (pIE->Length > 1) 1213 return; 1214 1215 pmlmeinfo->ERP_enable = 1; 1216 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); 1217 } 1218 1219 void VCS_update(struct adapter *padapter, struct sta_info *psta) 1220 { 1221 struct registry_priv *pregpriv = &padapter->registrypriv; 1222 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1223 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1224 1225 switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */ 1226 case 0: /* off */ 1227 psta->rtsen = 0; 1228 psta->cts2self = 0; 1229 break; 1230 1231 case 1: /* on */ 1232 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */ 1233 psta->rtsen = 1; 1234 psta->cts2self = 0; 1235 } else { 1236 psta->rtsen = 0; 1237 psta->cts2self = 1; 1238 } 1239 break; 1240 1241 case 2: /* auto */ 1242 default: 1243 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) { 1244 if (pregpriv->vcs_type == 1) { 1245 psta->rtsen = 1; 1246 psta->cts2self = 0; 1247 } else { 1248 psta->rtsen = 0; 1249 psta->cts2self = 1; 1250 } 1251 } else { 1252 psta->rtsen = 0; 1253 psta->cts2self = 0; 1254 } 1255 break; 1256 } 1257 } 1258 1259 void update_ldpc_stbc_cap(struct sta_info *psta) 1260 { 1261 if (psta->htpriv.ht_option) { 1262 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) 1263 psta->ldpc = 1; 1264 1265 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) 1266 psta->stbc = 1; 1267 } else { 1268 psta->ldpc = 0; 1269 psta->stbc = 0; 1270 } 1271 } 1272 1273 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) 1274 { 1275 unsigned int len; 1276 unsigned char *p; 1277 unsigned short val16, subtype; 1278 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); 1279 /* u8 wpa_ie[255], rsn_ie[255]; */ 1280 u16 wpa_len = 0, rsn_len = 0; 1281 u8 encryp_protocol = 0; 1282 struct wlan_bssid_ex *bssid; 1283 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0; 1284 unsigned char *pbuf; 1285 u32 wpa_ielen = 0; 1286 u8 *pbssid = GetAddr3Ptr(pframe); 1287 u32 hidden_ssid = 0; 1288 struct HT_info_element *pht_info = NULL; 1289 struct rtw_ieee80211_ht_cap *pht_cap = NULL; 1290 u32 bcn_channel; 1291 unsigned short ht_cap_info; 1292 unsigned char ht_info_infos_0; 1293 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; 1294 1295 if (is_client_associated_to_ap(Adapter) == false) 1296 return true; 1297 1298 len = packet_len - sizeof(struct ieee80211_hdr_3addr); 1299 1300 if (len > MAX_IE_SZ) { 1301 DBG_871X("%s IE too long for survey event\n", __func__); 1302 return _FAIL; 1303 } 1304 1305 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) { 1306 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, 1307 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); 1308 return true; 1309 } 1310 1311 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex)); 1312 if (!bssid) { 1313 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__); 1314 return true; 1315 } 1316 1317 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) { 1318 pmlmepriv->timeBcnInfoChkStart = 0; 1319 pmlmepriv->NumOfBcnInfoChkFail = 0; 1320 } 1321 1322 subtype = GetFrameSubType(pframe) >> 4; 1323 1324 if (subtype == WIFI_BEACON) 1325 bssid->Reserved[0] = 1; 1326 1327 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len; 1328 1329 /* below is to copy the information element */ 1330 bssid->IELength = len; 1331 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength); 1332 1333 /* check bw and channel offset */ 1334 /* parsing HT_CAP_IE */ 1335 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1336 if (p && len > 0) { 1337 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2); 1338 ht_cap_info = le16_to_cpu(pht_cap->cap_info); 1339 } else { 1340 ht_cap_info = 0; 1341 } 1342 /* parsing HT_INFO_IE */ 1343 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1344 if (p && len > 0) { 1345 pht_info = (struct HT_info_element *)(p + 2); 1346 ht_info_infos_0 = pht_info->infos[0]; 1347 } else { 1348 ht_info_infos_0 = 0; 1349 } 1350 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info || 1351 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) { 1352 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1353 ht_cap_info, ht_info_infos_0); 1354 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, 1355 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); 1356 DBG_871X("%s bw mode change\n", __func__); 1357 { 1358 /* bcn_info_update */ 1359 cur_network->BcnInfo.ht_cap_info = ht_cap_info; 1360 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0; 1361 /* to do : need to check that whether modify related register of BB or not */ 1362 } 1363 /* goto _mismatch; */ 1364 } 1365 1366 /* Checking for channel */ 1367 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1368 if (p) { 1369 bcn_channel = *(p + 2); 1370 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */ 1371 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1372 if (pht_info) { 1373 bcn_channel = pht_info->primary_channel; 1374 } else { /* we don't find channel IE, so don't check it */ 1375 /* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ 1376 bcn_channel = Adapter->mlmeextpriv.cur_channel; 1377 } 1378 } 1379 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { 1380 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__, 1381 bcn_channel, Adapter->mlmeextpriv.cur_channel); 1382 goto _mismatch; 1383 } 1384 1385 /* checking SSID */ 1386 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_); 1387 if (!p) { 1388 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__); 1389 hidden_ssid = true; 1390 } else { 1391 hidden_ssid = false; 1392 } 1393 1394 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) { 1395 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1)); 1396 bssid->Ssid.SsidLength = *(p + 1); 1397 } else { 1398 bssid->Ssid.SsidLength = 0; 1399 bssid->Ssid.Ssid[0] = '\0'; 1400 } 1401 1402 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d " 1403 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid, 1404 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid, 1405 cur_network->network.Ssid.SsidLength)); 1406 1407 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) || 1408 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) { 1409 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */ 1410 DBG_871X("%s(), SSID is not match\n", __func__); 1411 goto _mismatch; 1412 } 1413 } 1414 1415 /* check encryption info */ 1416 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid); 1417 1418 if (val16 & BIT(4)) 1419 bssid->Privacy = 1; 1420 else 1421 bssid->Privacy = 0; 1422 1423 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1424 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", 1425 __func__, cur_network->network.Privacy, bssid->Privacy)); 1426 if (cur_network->network.Privacy != bssid->Privacy) { 1427 DBG_871X("%s(), privacy is not match\n", __func__); 1428 goto _mismatch; 1429 } 1430 1431 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len); 1432 1433 if (rsn_len > 0) { 1434 encryp_protocol = ENCRYP_PROTOCOL_WPA2; 1435 } else if (wpa_len > 0) { 1436 encryp_protocol = ENCRYP_PROTOCOL_WPA; 1437 } else { 1438 if (bssid->Privacy) 1439 encryp_protocol = ENCRYP_PROTOCOL_WEP; 1440 } 1441 1442 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) { 1443 DBG_871X("%s(): enctyp is not match\n", __func__); 1444 goto _mismatch; 1445 } 1446 1447 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) { 1448 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1449 if (pbuf && (wpa_ielen > 0)) { 1450 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1451 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1452 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, 1453 pairwise_cipher, group_cipher, is_8021x)); 1454 } 1455 } else { 1456 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12); 1457 1458 if (pbuf && (wpa_ielen > 0)) { 1459 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) { 1460 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, 1461 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n", 1462 __func__, pairwise_cipher, group_cipher, is_8021x)); 1463 } 1464 } 1465 } 1466 1467 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, 1468 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher)); 1469 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { 1470 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__, 1471 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, 1472 group_cipher, cur_network->BcnInfo.group_cipher); 1473 goto _mismatch; 1474 } 1475 1476 if (is_8021x != cur_network->BcnInfo.is_8021x) { 1477 DBG_871X("%s authentication is not match\n", __func__); 1478 goto _mismatch; 1479 } 1480 } 1481 1482 kfree((u8 *)bssid); 1483 return _SUCCESS; 1484 1485 _mismatch: 1486 kfree((u8 *)bssid); 1487 1488 if (pmlmepriv->NumOfBcnInfoChkFail == 0) 1489 pmlmepriv->timeBcnInfoChkStart = jiffies; 1490 1491 pmlmepriv->NumOfBcnInfoChkFail++; 1492 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe)); 1493 1494 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS) 1495 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) { 1496 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, 1497 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart)); 1498 pmlmepriv->timeBcnInfoChkStart = 0; 1499 pmlmepriv->NumOfBcnInfoChkFail = 0; 1500 return _FAIL; 1501 } 1502 1503 return _SUCCESS; 1504 } 1505 1506 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) 1507 { 1508 unsigned int i; 1509 unsigned int len; 1510 struct ndis_80211_var_ie *pIE; 1511 1512 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); 1513 1514 for (i = 0; i < len;) { 1515 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); 1516 1517 switch (pIE->ElementID) { 1518 case _VENDOR_SPECIFIC_IE_: 1519 /* to update WMM paramter set while receiving beacon */ 1520 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ 1521 if (WMM_param_handler(padapter, pIE)) 1522 report_wmm_edca_update(padapter); 1523 1524 break; 1525 1526 case _HT_EXTRA_INFO_IE_: /* HT info */ 1527 /* HT_info_handler(padapter, pIE); */ 1528 bwmode_update_check(padapter, pIE); 1529 break; 1530 1531 case _ERPINFO_IE_: 1532 ERP_IE_handler(padapter, pIE); 1533 VCS_update(padapter, psta); 1534 break; 1535 1536 default: 1537 break; 1538 } 1539 1540 i += (pIE->Length + 2); 1541 } 1542 } 1543 1544 unsigned int is_ap_in_tkip(struct adapter *padapter) 1545 { 1546 u32 i; 1547 struct ndis_80211_var_ie *pIE; 1548 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1549 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1550 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1551 1552 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) { 1553 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) { 1554 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i); 1555 1556 switch (pIE->ElementID) { 1557 case _VENDOR_SPECIFIC_IE_: 1558 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) 1559 return true; 1560 1561 break; 1562 1563 case _RSN_IE_2_: 1564 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) 1565 return true; 1566 1567 default: 1568 break; 1569 } 1570 1571 i += (pIE->Length + 2); 1572 } 1573 1574 return false; 1575 } else 1576 return false; 1577 } 1578 1579 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) 1580 { 1581 unsigned char bit_offset; 1582 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1583 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1584 1585 if (!(pmlmeinfo->HT_enable)) 1586 return _FAIL; 1587 1588 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; 1589 1590 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) 1591 return _SUCCESS; 1592 else 1593 return _FAIL; 1594 } 1595 1596 unsigned char get_highest_rate_idx(u32 mask) 1597 { 1598 int i; 1599 unsigned char rate_idx = 0; 1600 1601 for (i = 31; i >= 0; i--) { 1602 if (mask & BIT(i)) { 1603 rate_idx = i; 1604 break; 1605 } 1606 } 1607 1608 return rate_idx; 1609 } 1610 1611 void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta) 1612 { 1613 rtw_hal_update_ra_mask(psta, 0); 1614 } 1615 1616 void set_sta_rate(struct adapter *padapter, struct sta_info *psta) 1617 { 1618 /* rate adaptive */ 1619 Update_RA_Entry(padapter, psta); 1620 } 1621 1622 unsigned char check_assoc_AP(u8 *pframe, uint len) 1623 { 1624 unsigned int i; 1625 struct ndis_80211_var_ie *pIE; 1626 1627 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) { 1628 pIE = (struct ndis_80211_var_ie *)(pframe + i); 1629 1630 switch (pIE->ElementID) { 1631 case _VENDOR_SPECIFIC_IE_: 1632 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) { 1633 DBG_871X("link to Artheros AP\n"); 1634 return HT_IOT_PEER_ATHEROS; 1635 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) 1636 || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) 1637 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { 1638 DBG_871X("link to Broadcom AP\n"); 1639 return HT_IOT_PEER_BROADCOM; 1640 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { 1641 DBG_871X("link to Marvell AP\n"); 1642 return HT_IOT_PEER_MARVELL; 1643 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { 1644 DBG_871X("link to Ralink AP\n"); 1645 return HT_IOT_PEER_RALINK; 1646 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { 1647 DBG_871X("link to Cisco AP\n"); 1648 return HT_IOT_PEER_CISCO; 1649 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { 1650 u32 Vender = HT_IOT_PEER_REALTEK; 1651 1652 if (pIE->Length >= 5) { 1653 if (pIE->data[4] == 1) 1654 /* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ 1655 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ 1656 if (pIE->data[5] & RT_HT_CAP_USE_92SE) 1657 /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ 1658 Vender = HT_IOT_PEER_REALTEK_92SE; 1659 1660 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) 1661 Vender = HT_IOT_PEER_REALTEK_SOFTAP; 1662 1663 if (pIE->data[4] == 2) { 1664 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { 1665 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; 1666 DBG_871X("link to Realtek JAGUAR_BCUTAP\n"); 1667 } 1668 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { 1669 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; 1670 DBG_871X("link to Realtek JAGUAR_CCUTAP\n"); 1671 } 1672 } 1673 } 1674 1675 DBG_871X("link to Realtek AP\n"); 1676 return Vender; 1677 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { 1678 DBG_871X("link to Airgo Cap\n"); 1679 return HT_IOT_PEER_AIRGO; 1680 } else 1681 break; 1682 1683 default: 1684 break; 1685 } 1686 1687 i += (pIE->Length + 2); 1688 } 1689 1690 DBG_871X("link to new AP\n"); 1691 return HT_IOT_PEER_UNKNOWN; 1692 } 1693 1694 void update_IOT_info(struct adapter *padapter) 1695 { 1696 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1697 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1698 1699 switch (pmlmeinfo->assoc_AP_vendor) { 1700 case HT_IOT_PEER_MARVELL: 1701 pmlmeinfo->turboMode_cts2self = 1; 1702 pmlmeinfo->turboMode_rtsen = 0; 1703 break; 1704 1705 case HT_IOT_PEER_RALINK: 1706 pmlmeinfo->turboMode_cts2self = 0; 1707 pmlmeinfo->turboMode_rtsen = 1; 1708 /* disable high power */ 1709 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1710 break; 1711 case HT_IOT_PEER_REALTEK: 1712 /* rtw_write16(padapter, 0x4cc, 0xffff); */ 1713 /* rtw_write16(padapter, 0x546, 0x01c0); */ 1714 /* disable high power */ 1715 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false); 1716 break; 1717 default: 1718 pmlmeinfo->turboMode_cts2self = 0; 1719 pmlmeinfo->turboMode_rtsen = 1; 1720 break; 1721 } 1722 } 1723 1724 void update_capinfo(struct adapter *Adapter, u16 updateCap) 1725 { 1726 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; 1727 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1728 bool ShortPreamble; 1729 1730 /* Check preamble mode, 2005.01.06, by rcnjko. */ 1731 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ 1732 /* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */ 1733 { 1734 if (updateCap & cShortPreamble) { 1735 /* Short Preamble */ 1736 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ 1737 ShortPreamble = true; 1738 pmlmeinfo->preamble_mode = PREAMBLE_SHORT; 1739 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1740 } 1741 } else { 1742 /* Long Preamble */ 1743 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ 1744 ShortPreamble = false; 1745 pmlmeinfo->preamble_mode = PREAMBLE_LONG; 1746 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); 1747 } 1748 } 1749 } 1750 1751 if (updateCap & cIBSS) 1752 /* Filen: See 802.11-2007 p.91 */ 1753 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1754 else { 1755 /* Filen: See 802.11-2007 p.90 */ 1756 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) 1757 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1758 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { 1759 if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) 1760 /* Short Slot Time */ 1761 pmlmeinfo->slotTime = SHORT_SLOT_TIME; 1762 else 1763 /* Long Slot Time */ 1764 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1765 } else 1766 /* B Mode */ 1767 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; 1768 } 1769 1770 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); 1771 } 1772 1773 void update_wireless_mode(struct adapter *padapter) 1774 { 1775 int ratelen, network_type = 0; 1776 u32 SIFS_Timer; 1777 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1778 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1779 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 1780 unsigned char *rate = cur_network->SupportedRates; 1781 1782 ratelen = rtw_get_rateset_len(cur_network->SupportedRates); 1783 1784 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) 1785 pmlmeinfo->HT_enable = 1; 1786 1787 if (pmlmeext->cur_channel > 14) { 1788 if (pmlmeinfo->VHT_enable) 1789 network_type = WIRELESS_11AC; 1790 else if (pmlmeinfo->HT_enable) 1791 network_type = WIRELESS_11_5N; 1792 1793 network_type |= WIRELESS_11A; 1794 } else { 1795 if (pmlmeinfo->VHT_enable) 1796 network_type = WIRELESS_11AC; 1797 else if (pmlmeinfo->HT_enable) 1798 network_type = WIRELESS_11_24N; 1799 1800 if ((cckratesonly_included(rate, ratelen)) == true) 1801 network_type |= WIRELESS_11B; 1802 else if ((cckrates_included(rate, ratelen)) == true) 1803 network_type |= WIRELESS_11BG; 1804 else 1805 network_type |= WIRELESS_11G; 1806 } 1807 1808 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; 1809 1810 SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ 1811 /* change this value if having IOT issues. */ 1812 1813 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); 1814 1815 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); 1816 1817 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) 1818 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); 1819 else 1820 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); 1821 } 1822 1823 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) 1824 { 1825 if (IsSupportedTxCCK(wireless_mode)) { 1826 /* Only B, B/G, and B/G/N AP could use CCK rate */ 1827 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); 1828 psta->bssratelen = 4; 1829 } else { 1830 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); 1831 psta->bssratelen = 3; 1832 } 1833 } 1834 1835 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) 1836 { 1837 unsigned int ie_len; 1838 struct ndis_80211_var_ie *pIE; 1839 int supportRateNum = 0; 1840 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 1841 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1842 1843 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1844 if (!pIE) 1845 return _FAIL; 1846 1847 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); 1848 supportRateNum = ie_len; 1849 1850 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); 1851 if (pIE) 1852 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); 1853 1854 return _SUCCESS; 1855 } 1856 1857 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr) 1858 { 1859 struct sta_info *psta; 1860 u16 tid, start_seq, param; 1861 struct recv_reorder_ctrl *preorder_ctrl; 1862 struct sta_priv *pstapriv = &padapter->stapriv; 1863 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; 1864 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 1865 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1866 1867 psta = rtw_get_stainfo(pstapriv, addr); 1868 1869 if (psta) { 1870 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; 1871 1872 param = le16_to_cpu(preq->BA_para_set); 1873 tid = (param>>2)&0x0f; 1874 1875 preorder_ctrl = &psta->recvreorder_ctrl[tid]; 1876 1877 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ 1878 preorder_ctrl->indicate_seq = start_seq; 1879 #ifdef DBG_RX_SEQ 1880 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__, 1881 preorder_ctrl->indicate_seq, start_seq); 1882 #endif 1883 #else 1884 preorder_ctrl->indicate_seq = 0xffff; 1885 #endif 1886 1887 preorder_ctrl->enable = pmlmeinfo->accept_addba_req; 1888 } 1889 } 1890 1891 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1892 { 1893 u8 *pIE; 1894 __le32 *pbuf; 1895 1896 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1897 pbuf = (__le32 *)pIE; 1898 1899 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); 1900 1901 pmlmeext->TSFValue = pmlmeext->TSFValue << 32; 1902 1903 pmlmeext->TSFValue |= le32_to_cpu(*pbuf); 1904 } 1905 1906 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext) 1907 { 1908 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); 1909 } 1910 1911 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) 1912 { 1913 int i; 1914 u8 *pIE; 1915 __le32 *pbuf; 1916 u64 tsf = 0; 1917 u32 delay_ms; 1918 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 1919 1920 pmlmeext->bcn_cnt++; 1921 1922 pIE = pframe + sizeof(struct ieee80211_hdr_3addr); 1923 pbuf = (__le32 *)pIE; 1924 1925 tsf = le32_to_cpu(*(pbuf+1)); 1926 tsf = tsf << 32; 1927 tsf |= le32_to_cpu(*pbuf); 1928 1929 /* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ 1930 1931 /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ 1932 /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ 1933 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024)); 1934 delay_ms = delay_ms/1000; 1935 1936 if (delay_ms >= 8) 1937 pmlmeext->bcn_delay_cnt[8]++; 1938 /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ 1939 else 1940 pmlmeext->bcn_delay_cnt[delay_ms]++; 1941 /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ 1942 1943 /* 1944 DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1945 1946 1947 for (i = 0; i<9; i++) 1948 { 1949 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1950 pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); 1951 } 1952 */ 1953 1954 /* dump for adaptive_early_32k */ 1955 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) { 1956 u8 ratio_20_delay, ratio_80_delay; 1957 u8 DrvBcnEarly, DrvBcnTimeOut; 1958 1959 ratio_20_delay = 0; 1960 ratio_80_delay = 0; 1961 DrvBcnEarly = 0xff; 1962 DrvBcnTimeOut = 0xff; 1963 1964 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); 1965 1966 for (i = 0; i < 9; i++) { 1967 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; 1968 1969 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, 1970 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]); 1971 1972 ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; 1973 ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; 1974 1975 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { 1976 DrvBcnEarly = i; 1977 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); 1978 } 1979 1980 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { 1981 DrvBcnTimeOut = i; 1982 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); 1983 } 1984 1985 /* reset adaptive_early_32k cnt */ 1986 pmlmeext->bcn_delay_cnt[i] = 0; 1987 pmlmeext->bcn_delay_ratio[i] = 0; 1988 } 1989 1990 pmlmeext->DrvBcnEarly = DrvBcnEarly; 1991 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; 1992 1993 pmlmeext->bcn_cnt = 0; 1994 } 1995 } 1996 1997 void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta) 1998 { 1999 int i; 2000 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2001 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2002 2003 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2004 return; 2005 2006 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) { 2007 psta->mac_id = NUM_STA; 2008 return; 2009 } 2010 2011 spin_lock_bh(&pdvobj->lock); 2012 for (i = 0; i < NUM_STA; i++) { 2013 if (pdvobj->macid[i] == false) { 2014 pdvobj->macid[i] = true; 2015 break; 2016 } 2017 } 2018 spin_unlock_bh(&pdvobj->lock); 2019 2020 if (i > (NUM_STA-1)) { 2021 psta->mac_id = NUM_STA; 2022 DBG_871X(" no room for more MACIDs\n"); 2023 } else { 2024 psta->mac_id = i; 2025 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2026 } 2027 } 2028 2029 void rtw_release_macid(struct adapter *padapter, struct sta_info *psta) 2030 { 2031 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 2032 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2033 2034 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) 2035 return; 2036 2037 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) 2038 return; 2039 2040 spin_lock_bh(&pdvobj->lock); 2041 if (psta->mac_id < NUM_STA && psta->mac_id != 1) { 2042 if (pdvobj->macid[psta->mac_id] == true) { 2043 DBG_871X("%s = %d\n", __func__, psta->mac_id); 2044 pdvobj->macid[psta->mac_id] = false; 2045 psta->mac_id = NUM_STA; 2046 } 2047 } 2048 spin_unlock_bh(&pdvobj->lock); 2049 } 2050 /* For 8188E RA */ 2051 u8 rtw_search_max_mac_id(struct adapter *padapter) 2052 { 2053 u8 max_mac_id = 0; 2054 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter); 2055 int i; 2056 spin_lock_bh(&pdvobj->lock); 2057 for (i = (NUM_STA-1); i >= 0 ; i--) { 2058 if (pdvobj->macid[i] == true) 2059 break; 2060 } 2061 max_mac_id = i; 2062 spin_unlock_bh(&pdvobj->lock); 2063 2064 return max_mac_id; 2065 } 2066 2067 struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) 2068 { 2069 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0) 2070 return NULL; 2071 2072 return dvobj->padapters; 2073 } 2074 2075 #ifdef CONFIG_GPIO_API 2076 int rtw_get_gpio(struct net_device *netdev, int gpio_num) 2077 { 2078 u8 value; 2079 u8 direction; 2080 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2081 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); 2082 2083 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2084 2085 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate); 2086 LeaveAllPowerSaveModeDirect(adapter); 2087 2088 /* Read GPIO Direction */ 2089 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2090 2091 /* According the direction to read register value */ 2092 if (direction) 2093 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num; 2094 else 2095 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num; 2096 2097 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2098 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value); 2099 2100 return value; 2101 } 2102 EXPORT_SYMBOL(rtw_get_gpio); 2103 2104 int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh) 2105 { 2106 u8 direction = 0; 2107 u8 res = -1; 2108 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2109 2110 /* Check GPIO is 4~7 */ 2111 if (gpio_num > 7 || gpio_num < 4) { 2112 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2113 return -1; 2114 } 2115 2116 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2117 2118 LeaveAllPowerSaveModeDirect(adapter); 2119 2120 /* Read GPIO direction */ 2121 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num; 2122 2123 /* If GPIO is output direction, setting value. */ 2124 if (direction) { 2125 if (isHigh) 2126 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num)); 2127 else 2128 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num)); 2129 2130 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh); 2131 res = 0; 2132 } else { 2133 DBG_871X("%s The gpio is input, not be set!\n", __func__); 2134 res = -1; 2135 } 2136 2137 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2138 return res; 2139 } 2140 EXPORT_SYMBOL(rtw_set_gpio_output_value); 2141 2142 int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput) 2143 { 2144 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev); 2145 2146 if (gpio_num > 7 || gpio_num < 4) { 2147 DBG_871X("%s The gpio number does not included 4~7.\n", __func__); 2148 return -1; 2149 } 2150 2151 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput); 2152 2153 rtw_ps_deny(adapter, PS_DENY_IOCTL); 2154 2155 LeaveAllPowerSaveModeDirect(adapter); 2156 2157 if (isOutput) 2158 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num)); 2159 else 2160 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num)); 2161 2162 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL); 2163 2164 return 0; 2165 } 2166 EXPORT_SYMBOL(rtw_config_gpio); 2167 #endif 2168 2169 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) 2170 void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip) 2171 { 2172 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 2173 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2174 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; 2175 u8 ipaddress[4]; 2176 2177 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || 2178 pmlmeinfo->state & WIFI_FW_AP_STATE) { 2179 if (my_ip_ptr) { 2180 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list; 2181 if (my_ifa_list) { 2182 ipaddress[0] = my_ifa_list->ifa_address & 0xFF; 2183 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; 2184 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; 2185 ipaddress[3] = my_ifa_list->ifa_address >> 24; 2186 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__, 2187 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); 2188 memcpy(pcurrentip, ipaddress, 4); 2189 } 2190 } 2191 } 2192 } 2193 #endif 2194 #ifdef CONFIG_WOWLAN 2195 void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr) 2196 { 2197 struct sta_info *psta; 2198 struct security_priv *psecpriv = &padapter->securitypriv; 2199 2200 memset(pcur_dot11txpn, 0, 8); 2201 if (NULL == StaAddr) 2202 return; 2203 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); 2204 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", 2205 __func__, StaAddr[0], StaAddr[1], StaAddr[2], 2206 StaAddr[3], StaAddr[4], StaAddr[5]); 2207 2208 if (psta) { 2209 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0) 2210 psta->dot11txpn.val--; 2211 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); 2212 2213 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" 2214 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], 2215 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], 2216 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); 2217 } 2218 } 2219 void rtw_set_sec_pn(struct adapter *padapter) 2220 { 2221 struct sta_info *psta; 2222 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); 2223 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 2224 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 2225 struct security_priv *psecpriv = &padapter->securitypriv; 2226 2227 psta = rtw_get_stainfo(&padapter->stapriv, 2228 get_my_bssid(&pmlmeinfo->network)); 2229 2230 if (psta) { 2231 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) { 2232 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) 2233 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2; 2234 } else { 2235 DBG_871X("%s(): FW IV is smaller than driver\n", __func__); 2236 psta->dot11txpn.val += 2; 2237 } 2238 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val); 2239 } 2240 } 2241 #endif /* CONFIG_WOWLAN */ 2242 2243 #ifdef CONFIG_PNO_SUPPORT 2244 #define CSCAN_TLV_TYPE_SSID_IE 'S' 2245 #define CIPHER_IE "key_mgmt =" 2246 #define CIPHER_NONE "NONE" 2247 #define CIPHER_WPA_PSK "WPA-PSK" 2248 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" 2249 2250 #endif /* CONFIG_PNO_SUPPORT */ 2251