kernel/drivers/staging/rtl8188eu/hal/rtl8188e_cmd.c

   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
  35 static 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 ******************************************/
  61 static 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
 124 exit:
 125
 126
 127         return ret;
 128 }
 129
 130 u8 rtl8188e_set_raid_cmd(struct adapter *adapt, u32 mask)
 131 {
 132         u8 buf[3];
 133         u8 res = _SUCCESS;
 134         struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
 135
 136         if (haldata->fw_ractrl) {
 137
 138                 memset(buf, 0, 3);
 139                 put_unaligned_le32(mask, buf);
 140
 141                 FillH2CCmd_88E(adapt, H2C_DM_MACID_CFG, 3, buf);
 142         } else {
 143                 DBG_88E("==>%s fw dont support RA\n", __func__);
 144                 res = _FAIL;
 145         }
 146
 147
 148         return res;
 149 }
 150
 151 /* bitmap[0:27] = tx_rate_bitmap */
 152 /* bitmap[28:31]= Rate Adaptive id */
 153 /* arg[0:4] = macid */
 154 /* arg[5] = Short GI */
 155 void rtl8188e_Add_RateATid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level)
 156 {
 157         struct hal_data_8188e *haldata = GET_HAL_DATA(pAdapter);
 158
 159         u8 macid, init_rate, raid, shortGIrate = false;
 160
 161         macid = arg&0x1f;
 162
 163         raid = (bitmap>>28) & 0x0f;
 164         bitmap &= 0x0fffffff;
 165
 166         if (rssi_level != DM_RATR_STA_INIT)
 167                 bitmap = ODM_Get_Rate_Bitmap(&haldata->odmpriv, macid, bitmap, rssi_level);
 168
 169         bitmap |= ((raid<<28)&0xf0000000);
 170
 171         init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f;
 172
 173         shortGIrate = (arg&BIT(5)) ? true : false;
 174
 175         if (shortGIrate)
 176                 init_rate |= BIT(6);
 177
 178         raid = (bitmap>>28) & 0x0f;
 179
 180         bitmap &= 0x0fffffff;
 181
 182         DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n",
 183                 __func__, macid, raid, bitmap, shortGIrate);
 184
 185         ODM_RA_UpdateRateInfo_8188E(&(haldata->odmpriv), macid, raid, bitmap, shortGIrate);
 186 }
 187
 188 void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode)
 189 {
 190         struct setpwrmode_parm H2CSetPwrMode;
 191         struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
 192         u8 RLBM = 0; /*  0:Min, 1:Max, 2:User define */
 193
 194         DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__,
 195                 Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable);
 196
 197         switch (Mode) {
 198         case PS_MODE_ACTIVE:
 199                 H2CSetPwrMode.Mode = 0;
 200                 break;
 201         case PS_MODE_MIN:
 202                 H2CSetPwrMode.Mode = 1;
 203                 break;
 204         case PS_MODE_MAX:
 205                 RLBM = 1;
 206                 H2CSetPwrMode.Mode = 1;
 207                 break;
 208         case PS_MODE_DTIM:
 209                 RLBM = 2;
 210                 H2CSetPwrMode.Mode = 1;
 211                 break;
 212         case PS_MODE_UAPSD_WMM:
 213                 H2CSetPwrMode.Mode = 2;
 214                 break;
 215         default:
 216                 H2CSetPwrMode.Mode = 0;
 217                 break;
 218         }
 219
 220         H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f));
 221
 222         H2CSetPwrMode.AwakeInterval = 1;
 223
 224         H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable;
 225
 226         if (Mode > 0)
 227                 H2CSetPwrMode.PwrState = 0x00;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
 228         else
 229                 H2CSetPwrMode.PwrState = 0x0C;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
 230
 231         FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
 232
 233 }
 234
 235 void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt)
 236 {
 237         u8 opmode, macid;
 238         u16 mst_rpt = le16_to_cpu(mstatus_rpt);
 239         opmode = (u8)mst_rpt;
 240         macid = (u8)(mst_rpt >> 8);
 241
 242         DBG_88E("### %s: MStatus=%x MACID=%d\n", __func__, opmode, macid);
 243         FillH2CCmd_88E(adapt, H2C_COM_MEDIA_STATUS_RPT, sizeof(mst_rpt), (u8 *)&mst_rpt);
 244 }
 245
 246 static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength)
 247 {
 248         struct rtw_ieee80211_hdr        *pwlanhdr;
 249         __le16 *fctrl;
 250         u32 rate_len, pktlen;
 251         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 252         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 253         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
 254         u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 255
 256         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
 257
 258         fctrl = &(pwlanhdr->frame_ctl);
 259         *(fctrl) = 0;
 260
 261         memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
 262         memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
 263         memcpy(pwlanhdr->addr3, cur_network->MacAddress, ETH_ALEN);
 264
 265         SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
 266         SetFrameSubType(pframe, WIFI_BEACON);
 267
 268         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
 269         pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
 270
 271         /* timestamp will be inserted by hardware */
 272         pframe += 8;
 273         pktlen += 8;
 274
 275         /*  beacon interval: 2 bytes */
 276         memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
 277
 278         pframe += 2;
 279         pktlen += 2;
 280
 281         /*  capability info: 2 bytes */
 282         memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
 283
 284         pframe += 2;
 285         pktlen += 2;
 286
 287         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
 288                 pktlen += cur_network->IELength - sizeof(struct ndis_802_11_fixed_ie);
 289                 memcpy(pframe, cur_network->IEs+sizeof(struct ndis_802_11_fixed_ie), pktlen);
 290
 291                 goto _ConstructBeacon;
 292         }
 293
 294         /* below for ad-hoc mode */
 295
 296         /*  SSID */
 297         pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pktlen);
 298
 299         /*  supported rates... */
 300         rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
 301         pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pktlen);
 302
 303         /*  DS parameter set */
 304         pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen);
 305
 306         if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
 307                 u32 ATIMWindow;
 308                 /*  IBSS Parameter Set... */
 309                 ATIMWindow = 0;
 310                 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen);
 311         }
 312
 313         /* todo: ERP IE */
 314
 315         /*  EXTERNDED SUPPORTED RATE */
 316         if (rate_len > 8)
 317                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen);
 318
 319         /* todo:HT for adhoc */
 320
 321 _ConstructBeacon:
 322
 323         if ((pktlen + TXDESC_SIZE) > 512) {
 324                 DBG_88E("beacon frame too large\n");
 325                 return;
 326         }
 327
 328         *pLength = pktlen;
 329 }
 330
 331 static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength)
 332 {
 333         struct rtw_ieee80211_hdr        *pwlanhdr;
 334         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 335         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 336         __le16 *fctrl;
 337         struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
 338
 339         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
 340
 341         /*  Frame control. */
 342         fctrl = &(pwlanhdr->frame_ctl);
 343         *(fctrl) = 0;
 344         SetPwrMgt(fctrl);
 345         SetFrameSubType(pframe, WIFI_PSPOLL);
 346
 347         /*  AID. */
 348         SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
 349
 350         /*  BSSID. */
 351         memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
 352
 353         /*  TA. */
 354         memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
 355
 356         *pLength = 16;
 357 }
 358
 359 static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe,
 360         u32 *pLength,
 361         u8 *StaAddr,
 362         u8 bQoS,
 363         u8 AC,
 364         u8 bEosp,
 365         u8 bForcePowerSave)
 366 {
 367         struct rtw_ieee80211_hdr        *pwlanhdr;
 368         __le16 *fctrl;
 369         u32 pktlen;
 370         struct mlme_priv *pmlmepriv = &adapt->mlmepriv;
 371         struct wlan_network             *cur_network = &pmlmepriv->cur_network;
 372         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 373         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 374         struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
 375
 376         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
 377
 378         fctrl = &pwlanhdr->frame_ctl;
 379         *(fctrl) = 0;
 380         if (bForcePowerSave)
 381                 SetPwrMgt(fctrl);
 382
 383         switch (cur_network->network.InfrastructureMode) {
 384         case Ndis802_11Infrastructure:
 385                 SetToDs(fctrl);
 386                 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
 387                 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
 388                 memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN);
 389                 break;
 390         case Ndis802_11APMode:
 391                 SetFrDs(fctrl);
 392                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 393                 memcpy(pwlanhdr->addr2, pnetwork->MacAddress, ETH_ALEN);
 394                 memcpy(pwlanhdr->addr3, myid(&(adapt->eeprompriv)), ETH_ALEN);
 395                 break;
 396         case Ndis802_11IBSS:
 397         default:
 398                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 399                 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
 400                 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
 401                 break;
 402         }
 403
 404         SetSeqNum(pwlanhdr, 0);
 405
 406         if (bQoS) {
 407                 struct rtw_ieee80211_hdr_3addr_qos *pwlanqoshdr;
 408
 409                 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
 410
 411                 pwlanqoshdr = (struct rtw_ieee80211_hdr_3addr_qos *)pframe;
 412                 SetPriority(&pwlanqoshdr->qc, AC);
 413                 SetEOSP(&pwlanqoshdr->qc, bEosp);
 414
 415                 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
 416         } else {
 417                 SetFrameSubType(pframe, WIFI_DATA_NULL);
 418
 419                 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
 420         }
 421
 422         *pLength = pktlen;
 423 }
 424
 425 static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID)
 426 {
 427         struct rtw_ieee80211_hdr        *pwlanhdr;
 428         __le16 *fctrl;
 429         u8 *mac, *bssid;
 430         u32 pktlen;
 431         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 432         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 433         struct wlan_bssid_ex    *cur_network = &(pmlmeinfo->network);
 434
 435         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
 436
 437         mac = myid(&(adapt->eeprompriv));
 438         bssid = cur_network->MacAddress;
 439
 440         fctrl = &(pwlanhdr->frame_ctl);
 441         *(fctrl) = 0;
 442         memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 443         memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
 444         memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
 445
 446         SetSeqNum(pwlanhdr, 0);
 447         SetFrameSubType(fctrl, WIFI_PROBERSP);
 448
 449         pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
 450         pframe += pktlen;
 451
 452         if (cur_network->IELength > MAX_IE_SZ)
 453                 return;
 454
 455         memcpy(pframe, cur_network->IEs, cur_network->IELength);
 456         pframe += cur_network->IELength;
 457         pktlen += cur_network->IELength;
 458
 459         *pLength = pktlen;
 460 }
 461
 462 /*  */
 463 /*  Description: Fill the reserved packets that FW will use to RSVD page. */
 464 /*                      Now we just send 4 types packet to rsvd page. */
 465 /*                      (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */
 466 /*      Input: */
 467 /*          bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */
 468 /*                                              so we need to set the packet length to total length. */
 469 /*                            true: At the second time, we should send the first packet (default:beacon) */
 470 /*                                              to Hw again and set the length in descriptor to the real beacon length. */
 471 /*  2009.10.15 by tynli. */
 472 static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished)
 473 {
 474         struct hal_data_8188e *haldata;
 475         struct xmit_frame       *pmgntframe;
 476         struct pkt_attrib       *pattrib;
 477         struct xmit_priv *pxmitpriv;
 478         struct mlme_ext_priv *pmlmeext;
 479         struct mlme_ext_info    *pmlmeinfo;
 480         u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength;
 481         u32 NullDataLength, QosNullLength;
 482         u8 *ReservedPagePacket;
 483         u8 PageNum, PageNeed, TxDescLen;
 484         u16 BufIndex;
 485         u32 TotalPacketLen;
 486         struct rsvdpage_loc RsvdPageLoc;
 487         struct wlan_bssid_ex *pnetwork;
 488
 489         DBG_88E("%s\n", __func__);
 490         ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
 491         if (ReservedPagePacket == NULL) {
 492                 DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__);
 493                 return;
 494         }
 495
 496         haldata = GET_HAL_DATA(adapt);
 497         pxmitpriv = &adapt->xmitpriv;
 498         pmlmeext = &adapt->mlmeextpriv;
 499         pmlmeinfo = &pmlmeext->mlmext_info;
 500         pnetwork = &(pmlmeinfo->network);
 501
 502         TxDescLen = TXDESC_SIZE;
 503         PageNum = 0;
 504
 505         /* 3 (1) beacon * 2 pages */
 506         BufIndex = TXDESC_OFFSET;
 507         ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength);
 508
 509         /*  When we count the first page size, we need to reserve description size for the RSVD */
 510         /*  packet, it will be filled in front of the packet in TXPKTBUF. */
 511         PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength);
 512         /*  To reserved 2 pages for beacon buffer. 2010.06.24. */
 513         if (PageNeed == 1)
 514                 PageNeed += 1;
 515         PageNum += PageNeed;
 516         haldata->FwRsvdPageStartOffset = PageNum;
 517
 518         BufIndex += PageNeed*128;
 519
 520         /* 3 (2) ps-poll *1 page */
 521         RsvdPageLoc.LocPsPoll = PageNum;
 522         ConstructPSPoll(adapt, &ReservedPagePacket[BufIndex], &PSPollLength);
 523         rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false);
 524
 525         PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
 526         PageNum += PageNeed;
 527
 528         BufIndex += PageNeed*128;
 529
 530         /* 3 (3) null data * 1 page */
 531         RsvdPageLoc.LocNullData = PageNum;
 532         ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], &NullDataLength, pnetwork->MacAddress, false, 0, 0, false);
 533         rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false);
 534
 535         PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
 536         PageNum += PageNeed;
 537
 538         BufIndex += PageNeed*128;
 539
 540         /* 3 (4) probe response * 1page */
 541         RsvdPageLoc.LocProbeRsp = PageNum;
 542         ConstructProbeRsp(adapt, &ReservedPagePacket[BufIndex], &ProbeRspLength, pnetwork->MacAddress, false);
 543         rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false);
 544
 545         PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
 546         PageNum += PageNeed;
 547
 548         BufIndex += PageNeed*128;
 549
 550         /* 3 (5) Qos null data */
 551         RsvdPageLoc.LocQosNull = PageNum;
 552         ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex],
 553                                   &QosNullLength, pnetwork->MacAddress, true, 0, 0, false);
 554         rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false);
 555
 556         PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
 557         PageNum += PageNeed;
 558
 559         TotalPacketLen = BufIndex + QosNullLength;
 560         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
 561         if (pmgntframe == NULL)
 562                 goto exit;
 563
 564         /*  update attribute */
 565         pattrib = &pmgntframe->attrib;
 566         update_mgntframe_attrib(adapt, pattrib);
 567         pattrib->qsel = 0x10;
 568         pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
 569         pattrib->pktlen = pattrib->last_txcmdsz;
 570         memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
 571
 572         rtw_hal_mgnt_xmit(adapt, pmgntframe);
 573
 574         DBG_88E("%s: Set RSVD page location to Fw\n", __func__);
 575         FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
 576
 577 exit:
 578         kfree(ReservedPagePacket);
 579 }
 580
 581 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
 582 {
 583         struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
 584         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 585         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 586         bool    bSendBeacon = false;
 587         bool    bcn_valid = false;
 588         u8 DLBcnCount = 0;
 589         u32 poll = 0;
 590
 591
 592         DBG_88E("%s mstatus(%x)\n", __func__, mstatus);
 593
 594         if (mstatus == 1) {
 595                 /*  We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */
 596                 /*  Suggested by filen. Added by tynli. */
 597                 usb_write16(adapt, REG_BCN_PSR_RPT, (0xC000|pmlmeinfo->aid));
 598                 /*  Do not set TSF again here or vWiFi beacon DMA INT will not work. */
 599
 600                 /* Set REG_CR bit 8. DMA beacon by SW. */
 601                 haldata->RegCR_1 |= BIT0;
 602                 usb_write8(adapt,  REG_CR+1, haldata->RegCR_1);
 603
 604                 /*  Disable Hw protection for a time which revserd for Hw sending beacon. */
 605                 /*  Fix download reserved page packet fail that access collision with the protection time. */
 606                 /*  2010.05.11. Added by tynli. */
 607                 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(3)));
 608                 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)|BIT(4));
 609
 610                 if (haldata->RegFwHwTxQCtrl&BIT6) {
 611                         DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n");
 612                         bSendBeacon = true;
 613                 }
 614
 615                 /*  Set FWHW_TXQ_CTRL 0x422[6]=0 to tell Hw the packet is not a real beacon frame. */
 616                 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl&(~BIT6)));
 617                 haldata->RegFwHwTxQCtrl &= (~BIT6);
 618
 619                 /*  Clear beacon valid check bit. */
 620                 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
 621                 DLBcnCount = 0;
 622                 poll = 0;
 623                 do {
 624                         /*  download rsvd page. */
 625                         SetFwRsvdPagePkt(adapt, false);
 626                         DLBcnCount++;
 627                         do {
 628                                 yield();
 629                                 /* mdelay(10); */
 630                                 /*  check rsvd page download OK. */
 631                                 rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid));
 632                                 poll++;
 633                         } while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
 634                 } while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
 635
 636                 if (adapt->bSurpriseRemoved || adapt->bDriverStopped)
 637                         ;
 638                 else if (!bcn_valid)
 639                         DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
 640                 else
 641                         DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
 642                 /*  */
 643                 /*  We just can send the reserved page twice during the time that Tx thread is stopped (e.g. pnpsetpower) */
 644                 /*  because we need to free the Tx BCN Desc which is used by the first reserved page packet. */
 645                 /*  At run time, we cannot get the Tx Desc until it is released in TxHandleInterrupt() so we will return */
 646                 /*  the beacon TCB in the following code. 2011.11.23. by tynli. */
 647                 /*  */
 648
 649                 /*  Enable Bcn */
 650                 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)|BIT(3));
 651                 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(4)));
 652
 653                 /*  To make sure that if there exists an adapter which would like to send beacon. */
 654                 /*  If exists, the origianl value of 0x422[6] will be 1, we should check this to */
 655                 /*  prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
 656                 /*  the beacon cannot be sent by HW. */
 657                 /*  2010.06.23. Added by tynli. */
 658                 if (bSendBeacon) {
 659                         usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl|BIT6));
 660                         haldata->RegFwHwTxQCtrl |= BIT6;
 661                 }
 662
 663                 /*  Update RSVD page location H2C to Fw. */
 664                 if (bcn_valid) {
 665                         rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
 666                         DBG_88E("Set RSVD page location to Fw.\n");
 667                 }
 668
 669                 /*  Do not enable HW DMA BCN or it will cause Pcie interface hang by timing issue. 2011.11.24. by tynli. */
 670                 /*  Clear CR[8] or beacon packet will not be send to TxBuf anymore. */
 671                 haldata->RegCR_1 &= (~BIT0);
 672                 usb_write8(adapt,  REG_CR+1, haldata->RegCR_1);
 673         }
 674 }