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_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
 146 u8 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 */
 173 void 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
 206 void 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
 253 void 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
 264 static 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
 349 static 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
 376 static 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
 441 static 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. */
 488 static 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
 591 exit:
 592         kfree(ReservedPagePacket);
 593 }
 594
 595 void 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 }