1/****************************************************************************** 2 * 3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 17 * 18 * 19 ******************************************************************************/ 20#define _RTL8188E_CMD_C_ 21 22#include <osdep_service.h> 23#include <drv_types.h> 24#include <recv_osdep.h> 25#include <mlme_osdep.h> 26#include <rtw_ioctl_set.h> 27 28#include <rtl8188e_hal.h> 29 30#define RTL88E_MAX_H2C_BOX_NUMS 4 31#define RTL88E_MAX_CMD_LEN 7 32#define RTL88E_MESSAGE_BOX_SIZE 4 33#define RTL88E_EX_MESSAGE_BOX_SIZE 4 34 35static u8 _is_fw_read_cmd_down(struct adapter *adapt, u8 msgbox_num) 36{ 37 u8 read_down = false; 38 int retry_cnts = 100; 39 40 u8 valid; 41 42 do { 43 valid = usb_read8(adapt, REG_HMETFR) & BIT(msgbox_num); 44 if (0 == valid) 45 read_down = true; 46 } while ((!read_down) && (retry_cnts--)); 47 48 return read_down; 49} 50 51/***************************************** 52* H2C Msg format : 53* 0x1DF - 0x1D0 54*| 31 - 8 | 7-5 4 - 0 | 55*| h2c_msg |Class_ID CMD_ID | 56* 57* Extend 0x1FF - 0x1F0 58*|31 - 0 | 59*|ext_msg| 60******************************************/ 61static s32 FillH2CCmd_88E(struct adapter *adapt, u8 ElementID, u32 CmdLen, u8 *pCmdBuffer) 62{ 63 u8 bcmd_down = false; 64 s32 retry_cnts = 100; 65 u8 h2c_box_num; 66 u32 msgbox_addr; 67 u32 msgbox_ex_addr; 68 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); 69 u8 cmd_idx, ext_cmd_len; 70 u32 h2c_cmd = 0; 71 u32 h2c_cmd_ex = 0; 72 s32 ret = _FAIL; 73 74 75 if (!adapt->bFWReady) { 76 DBG_88E("FillH2CCmd_88E(): return H2C cmd because fw is not ready\n"); 77 return ret; 78 } 79 80 if (!pCmdBuffer) 81 goto exit; 82 if (CmdLen > RTL88E_MAX_CMD_LEN) 83 goto exit; 84 if (adapt->bSurpriseRemoved) 85 goto exit; 86 87 /* pay attention to if race condition happened in H2C cmd setting. */ 88 do { 89 h2c_box_num = haldata->LastHMEBoxNum; 90 91 if (!_is_fw_read_cmd_down(adapt, h2c_box_num)) { 92 DBG_88E(" fw read cmd failed...\n"); 93 goto exit; 94 } 95 96 *(u8 *)(&h2c_cmd) = ElementID; 97 98 if (CmdLen <= 3) { 99 memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen); 100 } else { 101 memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, 3); 102 ext_cmd_len = CmdLen-3; 103 memcpy((u8 *)(&h2c_cmd_ex), pCmdBuffer+3, ext_cmd_len); 104 105 /* Write Ext command */ 106 msgbox_ex_addr = REG_HMEBOX_EXT_0 + (h2c_box_num * RTL88E_EX_MESSAGE_BOX_SIZE); 107 for (cmd_idx = 0; cmd_idx < ext_cmd_len; cmd_idx++) { 108 usb_write8(adapt, msgbox_ex_addr+cmd_idx, *((u8 *)(&h2c_cmd_ex)+cmd_idx)); 109 } 110 } 111 /* Write command */ 112 msgbox_addr = REG_HMEBOX_0 + (h2c_box_num * RTL88E_MESSAGE_BOX_SIZE); 113 for (cmd_idx = 0; cmd_idx < RTL88E_MESSAGE_BOX_SIZE; cmd_idx++) { 114 usb_write8(adapt, msgbox_addr+cmd_idx, *((u8 *)(&h2c_cmd)+cmd_idx)); 115 } 116 bcmd_down = true; 117 118 haldata->LastHMEBoxNum = (h2c_box_num+1) % RTL88E_MAX_H2C_BOX_NUMS; 119 120 } while ((!bcmd_down) && (retry_cnts--)); 121 122 ret = _SUCCESS; 123 124exit: 125 126 127 return ret; 128} 129 130u8 rtl8188e_set_rssi_cmd(struct adapter *adapt, u8 *param) 131{ 132 u8 res = _SUCCESS; 133 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); 134 135 if (haldata->fw_ractrl) { 136 ; 137 } else { 138 DBG_88E("==>%s fw dont support RA\n", __func__); 139 res = _FAIL; 140 } 141 142 143 return res; 144} 145 146u8 rtl8188e_set_raid_cmd(struct adapter *adapt, u32 mask) 147{ 148 u8 buf[3]; 149 u8 res = _SUCCESS; 150 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); 151 152 if (haldata->fw_ractrl) { 153 __le32 lmask; 154 155 memset(buf, 0, 3); 156 lmask = cpu_to_le32(mask); 157 memcpy(buf, &lmask, 3); 158 159 FillH2CCmd_88E(adapt, H2C_DM_MACID_CFG, 3, buf); 160 } else { 161 DBG_88E("==>%s fw dont support RA\n", __func__); 162 res = _FAIL; 163 } 164 165 166 return res; 167} 168 169/* bitmap[0:27] = tx_rate_bitmap */ 170/* bitmap[28:31]= Rate Adaptive id */ 171/* arg[0:4] = macid */ 172/* arg[5] = Short GI */ 173void rtl8188e_Add_RateATid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level) 174{ 175 struct hal_data_8188e *haldata = GET_HAL_DATA(pAdapter); 176 177 u8 macid, init_rate, raid, shortGIrate = false; 178 179 macid = arg&0x1f; 180 181 raid = (bitmap>>28) & 0x0f; 182 bitmap &= 0x0fffffff; 183 184 if (rssi_level != DM_RATR_STA_INIT) 185 bitmap = ODM_Get_Rate_Bitmap(&haldata->odmpriv, macid, bitmap, rssi_level); 186 187 bitmap |= ((raid<<28)&0xf0000000); 188 189 init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f; 190 191 shortGIrate = (arg&BIT(5)) ? true : false; 192 193 if (shortGIrate) 194 init_rate |= BIT(6); 195 196 raid = (bitmap>>28) & 0x0f; 197 198 bitmap &= 0x0fffffff; 199 200 DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n", 201 __func__, macid, raid, bitmap, shortGIrate); 202 203 ODM_RA_UpdateRateInfo_8188E(&(haldata->odmpriv), macid, raid, bitmap, shortGIrate); 204} 205 206void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode) 207{ 208 struct setpwrmode_parm H2CSetPwrMode; 209 struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv; 210 u8 RLBM = 0; /* 0:Min, 1:Max, 2:User define */ 211 212 DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__, 213 Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable); 214 215 switch (Mode) { 216 case PS_MODE_ACTIVE: 217 H2CSetPwrMode.Mode = 0; 218 break; 219 case PS_MODE_MIN: 220 H2CSetPwrMode.Mode = 1; 221 break; 222 case PS_MODE_MAX: 223 RLBM = 1; 224 H2CSetPwrMode.Mode = 1; 225 break; 226 case PS_MODE_DTIM: 227 RLBM = 2; 228 H2CSetPwrMode.Mode = 1; 229 break; 230 case PS_MODE_UAPSD_WMM: 231 H2CSetPwrMode.Mode = 2; 232 break; 233 default: 234 H2CSetPwrMode.Mode = 0; 235 break; 236 } 237 238 H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f)); 239 240 H2CSetPwrMode.AwakeInterval = 1; 241 242 H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable; 243 244 if (Mode > 0) 245 H2CSetPwrMode.PwrState = 0x00;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */ 246 else 247 H2CSetPwrMode.PwrState = 0x0C;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */ 248 249 FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode); 250 251} 252 253void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt) 254{ 255 u8 opmode, macid; 256 u16 mst_rpt = le16_to_cpu(mstatus_rpt); 257 opmode = (u8) mst_rpt; 258 macid = (u8)(mst_rpt >> 8); 259 260 DBG_88E("### %s: MStatus=%x MACID=%d\n", __func__, opmode, macid); 261 FillH2CCmd_88E(adapt, H2C_COM_MEDIA_STATUS_RPT, sizeof(mst_rpt), (u8 *)&mst_rpt); 262} 263 264static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength) 265{ 266 struct rtw_ieee80211_hdr *pwlanhdr; 267 __le16 *fctrl; 268 u32 rate_len, pktlen; 269 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv); 270 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 271 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 272 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 273 274 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe; 275 276 fctrl = &(pwlanhdr->frame_ctl); 277 *(fctrl) = 0; 278 279 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN); 280 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN); 281 memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN); 282 283 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/); 284 SetFrameSubType(pframe, WIFI_BEACON); 285 286 pframe += sizeof(struct rtw_ieee80211_hdr_3addr); 287 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr); 288 289 /* timestamp will be inserted by hardware */ 290 pframe += 8; 291 pktlen += 8; 292 293 /* beacon interval: 2 bytes */ 294 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2); 295 296 pframe += 2; 297 pktlen += 2; 298 299 /* capability info: 2 bytes */ 300 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2); 301 302 pframe += 2; 303 pktlen += 2; 304 305 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) { 306 pktlen += cur_network->IELength - sizeof(struct ndis_802_11_fixed_ie); 307 memcpy(pframe, cur_network->IEs+sizeof(struct ndis_802_11_fixed_ie), pktlen); 308 309 goto _ConstructBeacon; 310 } 311 312 /* below for ad-hoc mode */ 313 314 /* SSID */ 315 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pktlen); 316 317 /* supported rates... */ 318 rate_len = rtw_get_rateset_len(cur_network->SupportedRates); 319 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pktlen); 320 321 /* DS parameter set */ 322 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen); 323 324 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) { 325 u32 ATIMWindow; 326 /* IBSS Parameter Set... */ 327 ATIMWindow = 0; 328 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen); 329 } 330 331 /* todo: ERP IE */ 332 333 /* EXTERNDED SUPPORTED RATE */ 334 if (rate_len > 8) 335 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen); 336 337 /* todo:HT for adhoc */ 338 339_ConstructBeacon: 340 341 if ((pktlen + TXDESC_SIZE) > 512) { 342 DBG_88E("beacon frame too large\n"); 343 return; 344 } 345 346 *pLength = pktlen; 347} 348 349static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength) 350{ 351 struct rtw_ieee80211_hdr *pwlanhdr; 352 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv); 353 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 354 __le16 *fctrl; 355 356 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe; 357 358 /* Frame control. */ 359 fctrl = &(pwlanhdr->frame_ctl); 360 *(fctrl) = 0; 361 SetPwrMgt(fctrl); 362 SetFrameSubType(pframe, WIFI_PSPOLL); 363 364 /* AID. */ 365 SetDuration(pframe, (pmlmeinfo->aid | 0xc000)); 366 367 /* BSSID. */ 368 memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); 369 370 /* TA. */ 371 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN); 372 373 *pLength = 16; 374} 375 376static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe, 377 u32 *pLength, 378 u8 *StaAddr, 379 u8 bQoS, 380 u8 AC, 381 u8 bEosp, 382 u8 bForcePowerSave) 383{ 384 struct rtw_ieee80211_hdr *pwlanhdr; 385 __le16 *fctrl; 386 u32 pktlen; 387 struct mlme_priv *pmlmepriv = &adapt->mlmepriv; 388 struct wlan_network *cur_network = &pmlmepriv->cur_network; 389 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv); 390 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 391 392 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe; 393 394 fctrl = &pwlanhdr->frame_ctl; 395 *(fctrl) = 0; 396 if (bForcePowerSave) 397 SetPwrMgt(fctrl); 398 399 switch (cur_network->network.InfrastructureMode) { 400 case Ndis802_11Infrastructure: 401 SetToDs(fctrl); 402 memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); 403 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN); 404 memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN); 405 break; 406 case Ndis802_11APMode: 407 SetFrDs(fctrl); 408 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN); 409 memcpy(pwlanhdr->addr2, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); 410 memcpy(pwlanhdr->addr3, myid(&(adapt->eeprompriv)), ETH_ALEN); 411 break; 412 case Ndis802_11IBSS: 413 default: 414 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN); 415 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN); 416 memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); 417 break; 418 } 419 420 SetSeqNum(pwlanhdr, 0); 421 422 if (bQoS) { 423 struct rtw_ieee80211_hdr_3addr_qos *pwlanqoshdr; 424 425 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL); 426 427 pwlanqoshdr = (struct rtw_ieee80211_hdr_3addr_qos *)pframe; 428 SetPriority(&pwlanqoshdr->qc, AC); 429 SetEOSP(&pwlanqoshdr->qc, bEosp); 430 431 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos); 432 } else { 433 SetFrameSubType(pframe, WIFI_DATA_NULL); 434 435 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr); 436 } 437 438 *pLength = pktlen; 439} 440 441static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID) 442{ 443 struct rtw_ieee80211_hdr *pwlanhdr; 444 __le16 *fctrl; 445 u8 *mac, *bssid; 446 u32 pktlen; 447 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv); 448 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 449 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); 450 451 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe; 452 453 mac = myid(&(adapt->eeprompriv)); 454 bssid = cur_network->MacAddress; 455 456 fctrl = &(pwlanhdr->frame_ctl); 457 *(fctrl) = 0; 458 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN); 459 memcpy(pwlanhdr->addr2, mac, ETH_ALEN); 460 memcpy(pwlanhdr->addr3, bssid, ETH_ALEN); 461 462 SetSeqNum(pwlanhdr, 0); 463 SetFrameSubType(fctrl, WIFI_PROBERSP); 464 465 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr); 466 pframe += pktlen; 467 468 if (cur_network->IELength > MAX_IE_SZ) 469 return; 470 471 memcpy(pframe, cur_network->IEs, cur_network->IELength); 472 pframe += cur_network->IELength; 473 pktlen += cur_network->IELength; 474 475 *pLength = pktlen; 476} 477 478/* */ 479/* Description: Fill the reserved packets that FW will use to RSVD page. */ 480/* Now we just send 4 types packet to rsvd page. */ 481/* (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */ 482/* Input: */ 483/* bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */ 484/* so we need to set the packet length to total length. */ 485/* true: At the second time, we should send the first packet (default:beacon) */ 486/* to Hw again and set the length in descriptor to the real beacon length. */ 487/* 2009.10.15 by tynli. */ 488static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished) 489{ 490 struct hal_data_8188e *haldata; 491 struct xmit_frame *pmgntframe; 492 struct pkt_attrib *pattrib; 493 struct xmit_priv *pxmitpriv; 494 struct mlme_ext_priv *pmlmeext; 495 struct mlme_ext_info *pmlmeinfo; 496 u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength; 497 u32 NullDataLength, QosNullLength; 498 u8 *ReservedPagePacket; 499 u8 PageNum, PageNeed, TxDescLen; 500 u16 BufIndex; 501 u32 TotalPacketLen; 502 struct rsvdpage_loc RsvdPageLoc; 503 504 DBG_88E("%s\n", __func__); 505 ReservedPagePacket = kzalloc(1000, GFP_KERNEL); 506 if (ReservedPagePacket == NULL) { 507 DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__); 508 return; 509 } 510 511 haldata = GET_HAL_DATA(adapt); 512 pxmitpriv = &adapt->xmitpriv; 513 pmlmeext = &adapt->mlmeextpriv; 514 pmlmeinfo = &pmlmeext->mlmext_info; 515 516 TxDescLen = TXDESC_SIZE; 517 PageNum = 0; 518 519 /* 3 (1) beacon * 2 pages */ 520 BufIndex = TXDESC_OFFSET; 521 ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength); 522 523 /* When we count the first page size, we need to reserve description size for the RSVD */ 524 /* packet, it will be filled in front of the packet in TXPKTBUF. */ 525 PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength); 526 /* To reserved 2 pages for beacon buffer. 2010.06.24. */ 527 if (PageNeed == 1) 528 PageNeed += 1; 529 PageNum += PageNeed; 530 haldata->FwRsvdPageStartOffset = PageNum; 531 532 BufIndex += PageNeed*128; 533 534 /* 3 (2) ps-poll *1 page */ 535 RsvdPageLoc.LocPsPoll = PageNum; 536 ConstructPSPoll(adapt, &ReservedPagePacket[BufIndex], &PSPollLength); 537 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false); 538 539 PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength); 540 PageNum += PageNeed; 541 542 BufIndex += PageNeed*128; 543 544 /* 3 (3) null data * 1 page */ 545 RsvdPageLoc.LocNullData = PageNum; 546 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], &NullDataLength, get_my_bssid(&pmlmeinfo->network), false, 0, 0, false); 547 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false); 548 549 PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength); 550 PageNum += PageNeed; 551 552 BufIndex += PageNeed*128; 553 554 /* 3 (4) probe response * 1page */ 555 RsvdPageLoc.LocProbeRsp = PageNum; 556 ConstructProbeRsp(adapt, &ReservedPagePacket[BufIndex], &ProbeRspLength, get_my_bssid(&pmlmeinfo->network), false); 557 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false); 558 559 PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength); 560 PageNum += PageNeed; 561 562 BufIndex += PageNeed*128; 563 564 /* 3 (5) Qos null data */ 565 RsvdPageLoc.LocQosNull = PageNum; 566 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], 567 &QosNullLength, get_my_bssid(&pmlmeinfo->network), true, 0, 0, false); 568 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false); 569 570 PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength); 571 PageNum += PageNeed; 572 573 TotalPacketLen = BufIndex + QosNullLength; 574 pmgntframe = alloc_mgtxmitframe(pxmitpriv); 575 if (pmgntframe == NULL) 576 goto exit; 577 578 /* update attribute */ 579 pattrib = &pmgntframe->attrib; 580 update_mgntframe_attrib(adapt, pattrib); 581 pattrib->qsel = 0x10; 582 pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET; 583 pattrib->pktlen = pattrib->last_txcmdsz; 584 memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen); 585 586 rtw_hal_mgnt_xmit(adapt, pmgntframe); 587 588 DBG_88E("%s: Set RSVD page location to Fw\n", __func__); 589 FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc); 590 591exit: 592 kfree(ReservedPagePacket); 593} 594 595void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus) 596{ 597 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt); 598 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv); 599 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); 600 bool bSendBeacon = false; 601 bool bcn_valid = false; 602 u8 DLBcnCount = 0; 603 u32 poll = 0; 604 605 606 DBG_88E("%s mstatus(%x)\n", __func__, mstatus); 607 608 if (mstatus == 1) { 609 /* We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */ 610 /* Suggested by filen. Added by tynli. */ 611 usb_write16(adapt, REG_BCN_PSR_RPT, (0xC000|pmlmeinfo->aid)); 612 /* Do not set TSF again here or vWiFi beacon DMA INT will not work. */ 613 614 /* Set REG_CR bit 8. DMA beacon by SW. */ 615 haldata->RegCR_1 |= BIT0; 616 usb_write8(adapt, REG_CR+1, haldata->RegCR_1); 617 618 /* Disable Hw protection for a time which revserd for Hw sending beacon. */ 619 /* Fix download reserved page packet fail that access collision with the protection time. */ 620 /* 2010.05.11. Added by tynli. */ 621 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(3))); 622 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)|BIT(4)); 623 624 if (haldata->RegFwHwTxQCtrl&BIT6) { 625 DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n"); 626 bSendBeacon = true; 627 } 628 629 /* Set FWHW_TXQ_CTRL 0x422[6]=0 to tell Hw the packet is not a real beacon frame. */ 630 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl&(~BIT6))); 631 haldata->RegFwHwTxQCtrl &= (~BIT6); 632 633 /* Clear beacon valid check bit. */ 634 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL); 635 DLBcnCount = 0; 636 poll = 0; 637 do { 638 /* download rsvd page. */ 639 SetFwRsvdPagePkt(adapt, false); 640 DLBcnCount++; 641 do { 642 yield(); 643 /* mdelay(10); */ 644 /* check rsvd page download OK. */ 645 rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid)); 646 poll++; 647 } while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped); 648 } while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped); 649 650 if (adapt->bSurpriseRemoved || adapt->bDriverStopped) 651 ; 652 else if (!bcn_valid) 653 DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll); 654 else 655 DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll); 656 /* */ 657 /* We just can send the reserved page twice during the time that Tx thread is stopped (e.g. pnpsetpower) */ 658 /* because we need to free the Tx BCN Desc which is used by the first reserved page packet. */ 659 /* At run time, we cannot get the Tx Desc until it is released in TxHandleInterrupt() so we will return */ 660 /* the beacon TCB in the following code. 2011.11.23. by tynli. */ 661 /* */ 662 663 /* Enable Bcn */ 664 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)|BIT(3)); 665 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(4))); 666 667 /* To make sure that if there exists an adapter which would like to send beacon. */ 668 /* If exists, the origianl value of 0x422[6] will be 1, we should check this to */ 669 /* prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */ 670 /* the beacon cannot be sent by HW. */ 671 /* 2010.06.23. Added by tynli. */ 672 if (bSendBeacon) { 673 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl|BIT6)); 674 haldata->RegFwHwTxQCtrl |= BIT6; 675 } 676 677 /* Update RSVD page location H2C to Fw. */ 678 if (bcn_valid) { 679 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL); 680 DBG_88E("Set RSVD page location to Fw.\n"); 681 } 682 683 /* Do not enable HW DMA BCN or it will cause Pcie interface hang by timing issue. 2011.11.24. by tynli. */ 684 /* Clear CR[8] or beacon packet will not be send to TxBuf anymore. */ 685 haldata->RegCR_1 &= (~BIT0); 686 usb_write8(adapt, REG_CR+1, haldata->RegCR_1); 687 } 688} 689