drivers/staging/rtl8723au/hal/rtl8723a_cmd.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2012 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  ******************************************************************************/
  15 #define _RTL8723A_CMD_C_
  16
  17 #include <osdep_service.h>
  18 #include <drv_types.h>
  19 #include <recv_osdep.h>
  20 #include <mlme_osdep.h>
  21 #include <rtw_ioctl_set.h>
  22 #include <rtl8723a_hal.h>
  23 #include <usb_ops_linux.h>
  24
  25 #define RTL92C_MAX_H2C_BOX_NUMS         4
  26 #define RTL92C_MAX_CMD_LEN              5
  27 #define MESSAGE_BOX_SIZE                4
  28 #define EX_MESSAGE_BOX_SIZE             2
  29
  30 static u8 _is_fw_read_cmd_down(struct rtw_adapter *padapter, u8 msgbox_num)
  31 {
  32         u8 read_down = false;
  33         int     retry_cnts = 100;
  34         u8 valid;
  35
  36         do {
  37                 valid = rtl8723au_read8(padapter, REG_HMETFR) & BIT(msgbox_num);
  38                 if (0 == valid)
  39                         read_down = true;
  40         } while ((!read_down) && (retry_cnts--));
  41
  42         return read_down;
  43 }
  44
  45 /*****************************************
  46 * H2C Msg format :
  47 *| 31 - 8               |7              | 6 - 0 |
  48 *| h2c_msg      |Ext_bit        |CMD_ID |
  49 *
  50 ******************************************/
  51 int FillH2CCmd(struct rtw_adapter *padapter, u8 ElementID, u32 CmdLen,
  52                u8 *pCmdBuffer)
  53 {
  54         u8 bcmd_down = false;
  55         s32 retry_cnts = 100;
  56         u8 h2c_box_num;
  57         u32 msgbox_addr;
  58         u32 msgbox_ex_addr;
  59         struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter);
  60         u32 h2c_cmd = 0;
  61         u16 h2c_cmd_ex = 0;
  62         int ret = _FAIL;
  63
  64         padapter = GET_PRIMARY_ADAPTER(padapter);
  65         pHalData = GET_HAL_DATA(padapter);
  66
  67         mutex_lock(&adapter_to_dvobj(padapter)->h2c_fwcmd_mutex);
  68
  69         if (!pCmdBuffer)
  70                 goto exit;
  71         if (CmdLen > RTL92C_MAX_CMD_LEN)
  72                 goto exit;
  73         if (padapter->bSurpriseRemoved == true)
  74                 goto exit;
  75
  76         /* pay attention to if  race condition happened in  H2C cmd setting. */
  77         do {
  78                 h2c_box_num = pHalData->LastHMEBoxNum;
  79
  80                 if (!_is_fw_read_cmd_down(padapter, h2c_box_num)) {
  81                         DBG_8723A(" fw read cmd failed...\n");
  82                         goto exit;
  83                 }
  84
  85                 if (CmdLen <= 3) {
  86                         memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen);
  87                 } else {
  88                         memcpy((u8 *)(&h2c_cmd_ex), pCmdBuffer, EX_MESSAGE_BOX_SIZE);
  89                         memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer+2, (CmdLen-EX_MESSAGE_BOX_SIZE));
  90                         *(u8 *)(&h2c_cmd) |= BIT(7);
  91                 }
  92
  93                 *(u8 *)(&h2c_cmd) |= ElementID;
  94
  95                 if (h2c_cmd & BIT(7)) {
  96                         msgbox_ex_addr = REG_HMEBOX_EXT_0 + (h2c_box_num * EX_MESSAGE_BOX_SIZE);
  97                         h2c_cmd_ex = le16_to_cpu(h2c_cmd_ex);
  98                         rtl8723au_write16(padapter, msgbox_ex_addr, h2c_cmd_ex);
  99                 }
 100                 msgbox_addr = REG_HMEBOX_0 + (h2c_box_num * MESSAGE_BOX_SIZE);
 101                 h2c_cmd = le32_to_cpu(h2c_cmd);
 102                 rtl8723au_write32(padapter, msgbox_addr, h2c_cmd);
 103
 104                 bcmd_down = true;
 105
 106                 pHalData->LastHMEBoxNum = (h2c_box_num+1) % RTL92C_MAX_H2C_BOX_NUMS;
 107
 108         } while ((!bcmd_down) && (retry_cnts--));
 109
 110         ret = _SUCCESS;
 111
 112 exit:
 113         mutex_unlock(&adapter_to_dvobj(padapter)->h2c_fwcmd_mutex);
 114         return ret;
 115 }
 116
 117 int rtl8723a_set_rssi_cmd(struct rtw_adapter *padapter, u8 *param)
 118 {
 119         int res = _SUCCESS;
 120
 121         *((u32 *)param) = cpu_to_le32(*((u32 *)param));
 122
 123         FillH2CCmd(padapter, RSSI_SETTING_EID, 3, param);
 124
 125         return res;
 126 }
 127
 128 int rtl8723a_set_raid_cmd(struct rtw_adapter *padapter, u32 mask, u8 arg)
 129 {
 130         u8 buf[5];
 131         int res = _SUCCESS;
 132
 133         memset(buf, 0, 5);
 134         mask = cpu_to_le32(mask);
 135         memcpy(buf, &mask, 4);
 136         buf[4]  = arg;
 137
 138         FillH2CCmd(padapter, MACID_CONFIG_EID, 5, buf);
 139
 140         return res;
 141 }
 142
 143 /* bitmap[0:27] = tx_rate_bitmap */
 144 /* bitmap[28:31]= Rate Adaptive id */
 145 /* arg[0:4] = macid */
 146 /* arg[5] = Short GI */
 147 void rtl8723a_add_rateatid(struct rtw_adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level)
 148 {
 149         struct hal_data_8723a   *pHalData = GET_HAL_DATA(pAdapter);
 150         u8 macid = arg&0x1f;
 151         u8 raid = (bitmap>>28) & 0x0f;
 152
 153         bitmap &= 0x0fffffff;
 154         if (rssi_level != DM_RATR_STA_INIT)
 155                 bitmap = ODM_Get_Rate_Bitmap23a(&pHalData->odmpriv, macid, bitmap, rssi_level);
 156
 157         bitmap |= ((raid<<28)&0xf0000000);
 158
 159         if (pHalData->fw_ractrl == true) {
 160                 rtl8723a_set_raid_cmd(pAdapter, bitmap, arg);
 161         } else {
 162                 u8 init_rate, shortGIrate = false;
 163
 164                 init_rate = get_highest_rate_idx23a(bitmap&0x0fffffff)&0x3f;
 165
 166                 shortGIrate = (arg&BIT(5)) ? true:false;
 167
 168                 if (shortGIrate == true)
 169                         init_rate |= BIT(6);
 170
 171                 rtl8723au_write8(pAdapter, REG_INIDATA_RATE_SEL + macid,
 172                                  init_rate);
 173         }
 174 }
 175
 176 void rtl8723a_set_FwPwrMode_cmd(struct rtw_adapter *padapter, u8 Mode)
 177 {
 178         struct setpwrmode_parm H2CSetPwrMode;
 179         struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
 180         struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter);
 181
 182         DBG_8723A("%s: Mode =%d SmartPS =%d UAPSD =%d BcnMode = 0x%02x\n", __FUNCTION__,
 183                         Mode, pwrpriv->smart_ps, padapter->registrypriv.uapsd_enable, pwrpriv->bcn_ant_mode);
 184
 185         /*  Forece leave RF low power mode for 1T1R to
 186             prevent conficting setting in Fw power */
 187         /*  saving sequence. 2010.06.07. Added by tynli.
 188             Suggested by SD3 yschang. */
 189         if ((Mode != PS_MODE_ACTIVE) &&
 190             (!IS_92C_SERIAL(pHalData->VersionID))) {
 191                 ODM_RF_Saving23a(&pHalData->odmpriv, true);
 192         }
 193
 194         H2CSetPwrMode.Mode = Mode;
 195         H2CSetPwrMode.SmartPS = pwrpriv->smart_ps;
 196         H2CSetPwrMode.AwakeInterval = 1;
 197         H2CSetPwrMode.bAllQueueUAPSD = padapter->registrypriv.uapsd_enable;
 198         H2CSetPwrMode.BcnAntMode = pwrpriv->bcn_ant_mode;
 199
 200         FillH2CCmd(padapter, SET_PWRMODE_EID, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
 201
 202 }
 203
 204 static void ConstructBeacon(struct rtw_adapter *padapter, u8 *pframe, u32 *pLength)
 205 {
 206         struct ieee80211_hdr *pwlanhdr;
 207         u32 rate_len, pktlen;
 208         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 209         struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
 210         struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
 211         u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 212         int bcn_fixed_size;
 213
 214         /* DBG_8723A("%s\n", __FUNCTION__); */
 215
 216         pwlanhdr = (struct ieee80211_hdr *)pframe;
 217
 218         pwlanhdr->frame_control = 0;
 219
 220         memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
 221         memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
 222         memcpy(pwlanhdr->addr3, get_my_bssid23a(cur_network), ETH_ALEN);
 223
 224         /* A Beacon frame shouldn't have fragment bits set */
 225         pwlanhdr->seq_ctrl = 0;
 226
 227         SetFrameSubType(pframe, WIFI_BEACON);
 228
 229         pframe += sizeof(struct ieee80211_hdr_3addr);
 230         pktlen = sizeof (struct ieee80211_hdr_3addr);
 231
 232         /* timestamp will be inserted by hardware */
 233         pframe += 8;
 234         pktlen += 8;
 235
 236         /*  beacon interval: 2 bytes */
 237         memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval23a_from_ie(cur_network->IEs)), 2);
 238
 239         pframe += 2;
 240         pktlen += 2;
 241
 242         /*  capability info: 2 bytes */
 243         memcpy(pframe, (unsigned char *)(rtw_get_capability23a_from_ie(cur_network->IEs)), 2);
 244
 245         pframe += 2;
 246         pktlen += 2;
 247
 248         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
 249                 bcn_fixed_size =
 250                         offsetof(struct ieee80211_mgmt, u.beacon.variable) -
 251                         offsetof(struct ieee80211_mgmt, u.beacon);
 252
 253                 /* DBG_8723A("ie len =%d\n", cur_network->IELength); */
 254                 pktlen += cur_network->IELength - bcn_fixed_size;
 255                 memcpy(pframe, cur_network->IEs + bcn_fixed_size, pktlen);
 256
 257                 goto _ConstructBeacon;
 258         }
 259
 260         /* below for ad-hoc mode */
 261
 262         /*  SSID */
 263         pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID,
 264                                cur_network->Ssid.ssid_len,
 265                                cur_network->Ssid.ssid, &pktlen);
 266
 267         /*  supported rates... */
 268         rate_len = rtw_get_rateset_len23a(cur_network->SupportedRates);
 269         pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES, ((rate_len > 8) ?
 270                                8 : rate_len), cur_network->SupportedRates, &pktlen);
 271
 272         /*  DS parameter set */
 273         pframe = rtw_set_ie23a(pframe, WLAN_EID_DS_PARAMS, 1, (unsigned char *)
 274                                &cur_network->DSConfig, &pktlen);
 275
 276         if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
 277                 u32 ATIMWindow;
 278                 /*  IBSS Parameter Set... */
 279                 /* ATIMWindow = cur->ATIMWindow; */
 280                 ATIMWindow = 0;
 281                 pframe = rtw_set_ie23a(pframe, WLAN_EID_IBSS_PARAMS, 2,
 282                                        (unsigned char *)&ATIMWindow, &pktlen);
 283         }
 284
 285         /* todo: ERP IE */
 286
 287         /*  EXTERNDED SUPPORTED RATE */
 288         if (rate_len > 8)
 289                 pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES,
 290                                        (rate_len - 8),
 291                                        (cur_network->SupportedRates + 8),
 292                                        &pktlen);
 293
 294         /* todo:HT for adhoc */
 295
 296 _ConstructBeacon:
 297
 298         if ((pktlen + TXDESC_SIZE) > 512) {
 299                 DBG_8723A("beacon frame too large\n");
 300                 return;
 301         }
 302
 303         *pLength = pktlen;
 304
 305         /* DBG_8723A("%s bcn_sz =%d\n", __FUNCTION__, pktlen); */
 306
 307 }
 308
 309 static void ConstructPSPoll(struct rtw_adapter *padapter, u8 *pframe, u32 *pLength)
 310 {
 311         struct ieee80211_hdr *pwlanhdr;
 312         __le16 *fctrl;
 313         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 314         struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
 315
 316         pwlanhdr = (struct ieee80211_hdr *)pframe;
 317
 318         /*  Frame control. */
 319         fctrl = &pwlanhdr->frame_control;
 320         *(fctrl) = 0;
 321         SetPwrMgt(fctrl);
 322         SetFrameSubType(pframe, WIFI_PSPOLL);
 323
 324         /*  AID. */
 325         SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
 326
 327         /*  BSSID. */
 328         memcpy(pwlanhdr->addr1, get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN);
 329
 330         /*  TA. */
 331         memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
 332
 333         *pLength = 16;
 334 }
 335
 336 static void
 337 ConstructNullFunctionData(struct rtw_adapter *padapter, u8 *pframe,
 338                           u32 *pLength, u8 *StaAddr, u8 bQoS, u8 AC,
 339                           u8 bEosp, u8 bForcePowerSave)
 340 {
 341         struct ieee80211_hdr *pwlanhdr;
 342         __le16 *fctrl;
 343         u32 pktlen;
 344         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 345         struct wlan_network *cur_network = &pmlmepriv->cur_network;
 346         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 347         struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
 348
 349         pwlanhdr = (struct ieee80211_hdr *)pframe;
 350
 351         pwlanhdr->frame_control = 0;
 352         pwlanhdr->seq_ctrl = 0;
 353
 354         fctrl = &pwlanhdr->frame_control;
 355
 356         if (bForcePowerSave)
 357                 SetPwrMgt(fctrl);
 358
 359         switch (cur_network->network.ifmode) {
 360         case NL80211_IFTYPE_P2P_CLIENT:
 361         case NL80211_IFTYPE_STATION:
 362                 SetToDs(fctrl);
 363                 memcpy(pwlanhdr->addr1,
 364                        get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN);
 365                 memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv),
 366                        ETH_ALEN);
 367                 memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN);
 368                 break;
 369         case NL80211_IFTYPE_P2P_GO:
 370         case NL80211_IFTYPE_AP:
 371                 SetFrDs(fctrl);
 372                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 373                 memcpy(pwlanhdr->addr2,
 374                        get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN);
 375                 memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv),
 376                        ETH_ALEN);
 377                 break;
 378         case NL80211_IFTYPE_ADHOC:
 379         default:
 380                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 381                 memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
 382                 memcpy(pwlanhdr->addr3,
 383                        get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN);
 384                 break;
 385         }
 386
 387         if (bQoS == true) {
 388                 struct ieee80211_qos_hdr *pwlanqoshdr;
 389
 390                 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
 391
 392                 pwlanqoshdr = (struct ieee80211_qos_hdr *)pframe;
 393                 SetPriority(&pwlanqoshdr->qos_ctrl, AC);
 394                 SetEOSP(&pwlanqoshdr->qos_ctrl, bEosp);
 395
 396                 pktlen = sizeof(struct ieee80211_qos_hdr);
 397         } else {
 398                 SetFrameSubType(pframe, WIFI_DATA_NULL);
 399
 400                 pktlen = sizeof(struct ieee80211_hdr_3addr);
 401         }
 402
 403         *pLength = pktlen;
 404 }
 405
 406 static void ConstructProbeRsp(struct rtw_adapter *padapter, u8 *pframe,
 407                               u32 *pLength, u8 *StaAddr, bool bHideSSID)
 408 {
 409         struct ieee80211_hdr *pwlanhdr;
 410         u8 *mac, *bssid;
 411         u32 pktlen;
 412         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 413         struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
 414         struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
 415
 416         /* DBG_8723A("%s\n", __FUNCTION__); */
 417
 418         pwlanhdr = (struct ieee80211_hdr *)pframe;
 419
 420         mac = myid(&padapter->eeprompriv);
 421         bssid = cur_network->MacAddress;
 422
 423         pwlanhdr->frame_control = 0;
 424         pwlanhdr->seq_ctrl = 0;
 425
 426         memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
 427         memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
 428         memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
 429
 430         SetFrameSubType(&pwlanhdr->frame_control, WIFI_PROBERSP);
 431
 432         pktlen = sizeof(struct ieee80211_hdr_3addr);
 433         pframe += pktlen;
 434
 435         if (cur_network->IELength > MAX_IE_SZ)
 436                 return;
 437
 438         memcpy(pframe, cur_network->IEs, cur_network->IELength);
 439         pframe += cur_network->IELength;
 440         pktlen += cur_network->IELength;
 441
 442         *pLength = pktlen;
 443 }
 444
 445 /*  To check if reserved page content is destroyed by beacon beacuse beacon is too large. */
 446 void CheckFwRsvdPageContent23a(struct rtw_adapter *Adapter)
 447 {
 448 }
 449
 450 /*  */
 451 /*  Description: Fill the reserved packets that FW will use to RSVD page. */
 452 /*                      Now we just send 4 types packet to rsvd page. */
 453 /*                      (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */
 454 /*      Input: */
 455 /*          bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */
 456 /*                                              so we need to set the packet length to total lengh. */
 457 /*                            true: At the second time, we should send the first packet (default:beacon) */
 458 /*                                              to Hw again and set the lengh in descriptor to the real beacon lengh. */
 459 /*  2009.10.15 by tynli. */
 460 static void SetFwRsvdPagePkt(struct rtw_adapter *padapter, bool bDLFinished)
 461 {
 462         struct hal_data_8723a *pHalData;
 463         struct xmit_frame *pmgntframe;
 464         struct pkt_attrib *pattrib;
 465         struct xmit_priv *pxmitpriv;
 466         struct mlme_ext_priv *pmlmeext;
 467         struct mlme_ext_info *pmlmeinfo;
 468         u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength;
 469         u32 NullDataLength, QosNullLength, BTQosNullLength;
 470         u8 *ReservedPagePacket;
 471         u8 PageNum, PageNeed, TxDescLen;
 472         u16 BufIndex;
 473         u32 TotalPacketLen;
 474         struct rsvdpage_loc     RsvdPageLoc;
 475
 476         DBG_8723A("%s\n", __FUNCTION__);
 477
 478         ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
 479         if (ReservedPagePacket == NULL) {
 480                 DBG_8723A("%s: alloc ReservedPagePacket fail!\n", __FUNCTION__);
 481                 return;
 482         }
 483
 484         pHalData = GET_HAL_DATA(padapter);
 485         pxmitpriv = &padapter->xmitpriv;
 486         pmlmeext = &padapter->mlmeextpriv;
 487         pmlmeinfo = &pmlmeext->mlmext_info;
 488
 489         TxDescLen = TXDESC_SIZE;
 490         PageNum = 0;
 491
 492         /* 3 (1) beacon */
 493         BufIndex = TXDESC_OFFSET;
 494         ConstructBeacon(padapter, &ReservedPagePacket[BufIndex], &BeaconLength);
 495
 496         /*  When we count the first page size, we need to reserve description size for the RSVD */
 497         /*  packet, it will be filled in front of the packet in TXPKTBUF. */
 498         PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength);
 499         /*  To reserved 2 pages for beacon buffer. 2010.06.24. */
 500         if (PageNeed == 1)
 501                 PageNeed += 1;
 502         PageNum += PageNeed;
 503         pHalData->FwRsvdPageStartOffset = PageNum;
 504
 505         BufIndex += PageNeed*128;
 506
 507         /* 3 (2) ps-poll */
 508         RsvdPageLoc.LocPsPoll = PageNum;
 509         ConstructPSPoll(padapter, &ReservedPagePacket[BufIndex], &PSPollLength);
 510         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false);
 511
 512         PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
 513         PageNum += PageNeed;
 514
 515         BufIndex += PageNeed*128;
 516
 517         /* 3 (3) null data */
 518         RsvdPageLoc.LocNullData = PageNum;
 519         ConstructNullFunctionData(padapter, &ReservedPagePacket[BufIndex],
 520                                   &NullDataLength,
 521                                   get_my_bssid23a(&pmlmeinfo->network),
 522                                   false, 0, 0, false);
 523         rtl8723a_fill_fake_txdesc(padapter,
 524                                   &ReservedPagePacket[BufIndex-TxDescLen],
 525                                   NullDataLength, false, false);
 526
 527         PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
 528         PageNum += PageNeed;
 529
 530         BufIndex += PageNeed*128;
 531
 532         /* 3 (4) probe response */
 533         RsvdPageLoc.LocProbeRsp = PageNum;
 534         ConstructProbeRsp(
 535                 padapter,
 536                 &ReservedPagePacket[BufIndex],
 537                 &ProbeRspLength,
 538                 get_my_bssid23a(&pmlmeinfo->network),
 539                 false);
 540         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false);
 541
 542         PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
 543         PageNum += PageNeed;
 544
 545         BufIndex += PageNeed*128;
 546
 547         /* 3 (5) Qos null data */
 548         RsvdPageLoc.LocQosNull = PageNum;
 549         ConstructNullFunctionData(
 550                 padapter,
 551                 &ReservedPagePacket[BufIndex],
 552                 &QosNullLength,
 553                 get_my_bssid23a(&pmlmeinfo->network),
 554                 true, 0, 0, false);
 555         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false);
 556
 557         PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
 558         PageNum += PageNeed;
 559
 560         BufIndex += PageNeed*128;
 561
 562         /* 3 (6) BT Qos null data */
 563         RsvdPageLoc.LocBTQosNull = PageNum;
 564         ConstructNullFunctionData(
 565                 padapter,
 566                 &ReservedPagePacket[BufIndex],
 567                 &BTQosNullLength,
 568                 get_my_bssid23a(&pmlmeinfo->network),
 569                 true, 0, 0, false);
 570         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], BTQosNullLength, false, true);
 571
 572         TotalPacketLen = BufIndex + BTQosNullLength;
 573
 574         pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
 575         if (pmgntframe == NULL)
 576                 goto exit;
 577
 578         /*  update attribute */
 579         pattrib = &pmgntframe->attrib;
 580         update_mgntframe_attrib23a(padapter, pattrib);
 581         pattrib->qsel = 0x10;
 582         pattrib->pktlen = pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
 583         memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
 584
 585         rtl8723au_mgnt_xmit(padapter, pmgntframe);
 586
 587         DBG_8723A("%s: Set RSVD page location to Fw\n", __FUNCTION__);
 588         FillH2CCmd(padapter, RSVD_PAGE_EID, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
 589
 590 exit:
 591         kfree(ReservedPagePacket);
 592 }
 593
 594 void rtl8723a_set_FwJoinBssReport_cmd(struct rtw_adapter *padapter, u8 mstatus)
 595 {
 596         struct joinbssrpt_parm  JoinBssRptParm;
 597         struct hal_data_8723a   *pHalData = GET_HAL_DATA(padapter);
 598         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 599         struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
 600
 601         DBG_8723A("%s mstatus(%x)\n", __FUNCTION__, mstatus);
 602
 603         if (mstatus == 1) {
 604                 bool bRecover = false;
 605                 u8 v8;
 606
 607                 /*  We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */
 608                 /*  Suggested by filen. Added by tynli. */
 609                 rtl8723au_write16(padapter, REG_BCN_PSR_RPT,
 610                                   0xC000|pmlmeinfo->aid);
 611                 /*  Do not set TSF again here or vWiFi beacon DMA INT will not work. */
 612                 /* correct_TSF23a(padapter, pmlmeext); */
 613                 /*  Hw sequende enable by dedault. 2010.06.23. by tynli. */
 614                 /* rtl8723au_write16(padapter, REG_NQOS_SEQ, ((pmlmeext->mgnt_seq+100)&0xFFF)); */
 615                 /* rtl8723au_write8(padapter, REG_HWSEQ_CTRL, 0xFF); */
 616
 617                 /*  set REG_CR bit 8 */
 618                 v8 = rtl8723au_read8(padapter, REG_CR+1);
 619                 v8 |= BIT(0); /*  ENSWBCN */
 620                 rtl8723au_write8(padapter,  REG_CR+1, v8);
 621
 622                 /*  Disable Hw protection for a time which revserd for Hw sending beacon. */
 623                 /*  Fix download reserved page packet fail that access collision with the protection time. */
 624                 /*  2010.05.11. Added by tynli. */
 625 /*                      SetBcnCtrlReg23a(padapter, 0, BIT(3)); */
 626 /*                      SetBcnCtrlReg23a(padapter, BIT(4), 0); */
 627                 SetBcnCtrlReg23a(padapter, BIT(4), BIT(3));
 628
 629                 /*  Set FWHW_TXQ_CTRL 0x422[6]= 0 to tell Hw the packet is not a real beacon frame. */
 630                 if (pHalData->RegFwHwTxQCtrl & BIT(6))
 631                         bRecover = true;
 632
 633                 /*  To tell Hw the packet is not a real beacon frame. */
 634                 /* U1bTmp = rtl8723au_read8(padapter, REG_FWHW_TXQ_CTRL+2); */
 635                 rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2,
 636                                  pHalData->RegFwHwTxQCtrl & ~BIT(6));
 637                 pHalData->RegFwHwTxQCtrl &= ~BIT(6);
 638                 SetFwRsvdPagePkt(padapter, 0);
 639
 640                 /*  2010.05.11. Added by tynli. */
 641                 SetBcnCtrlReg23a(padapter, BIT(3), BIT(4));
 642
 643                 /*  To make sure that if there exists an adapter which would like to send beacon. */
 644                 /*  If exists, the origianl value of 0x422[6] will be 1, we should check this to */
 645                 /*  prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
 646                 /*  the beacon cannot be sent by HW. */
 647                 /*  2010.06.23. Added by tynli. */
 648                 if (bRecover) {
 649                         rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2,
 650                                          pHalData->RegFwHwTxQCtrl | BIT(6));
 651                         pHalData->RegFwHwTxQCtrl |= BIT(6);
 652                 }
 653
 654                 /*  Clear CR[8] or beacon packet will not be send to TxBuf anymore. */
 655                 v8 = rtl8723au_read8(padapter, REG_CR+1);
 656                 v8 &= ~BIT(0); /*  ~ENSWBCN */
 657                 rtl8723au_write8(padapter, REG_CR+1, v8);
 658         }
 659
 660         JoinBssRptParm.OpMode = mstatus;
 661
 662         FillH2CCmd(padapter, JOINBSS_RPT_EID, sizeof(JoinBssRptParm), (u8 *)&JoinBssRptParm);
 663
 664 }
 665
 666 #ifdef CONFIG_8723AU_BT_COEXIST
 667 static void SetFwRsvdPagePkt_BTCoex(struct rtw_adapter *padapter)
 668 {
 669         struct hal_data_8723a *pHalData;
 670         struct xmit_frame *pmgntframe;
 671         struct pkt_attrib *pattrib;
 672         struct xmit_priv *pxmitpriv;
 673         struct mlme_ext_priv *pmlmeext;
 674         struct mlme_ext_info *pmlmeinfo;
 675         u8 fakemac[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x00};
 676         u32 NullDataLength, BTQosNullLength;
 677         u8 *ReservedPagePacket;
 678         u8 PageNum, PageNeed, TxDescLen;
 679         u16 BufIndex;
 680         u32 TotalPacketLen;
 681         struct rsvdpage_loc     RsvdPageLoc;
 682
 683         DBG_8723A("+%s\n", __FUNCTION__);
 684
 685         ReservedPagePacket = kzalloc(1024, GFP_KERNEL);
 686         if (ReservedPagePacket == NULL) {
 687                 DBG_8723A("%s: alloc ReservedPagePacket fail!\n", __FUNCTION__);
 688                 return;
 689         }
 690
 691         pHalData = GET_HAL_DATA(padapter);
 692         pxmitpriv = &padapter->xmitpriv;
 693         pmlmeext = &padapter->mlmeextpriv;
 694         pmlmeinfo = &pmlmeext->mlmext_info;
 695
 696         TxDescLen = TXDESC_SIZE;
 697         PageNum = 0;
 698
 699         /* 3 (1) beacon */
 700         BufIndex = TXDESC_OFFSET;
 701         /*  skip Beacon Packet */
 702         PageNeed = 3;
 703
 704         PageNum += PageNeed;
 705         pHalData->FwRsvdPageStartOffset = PageNum;
 706
 707         BufIndex += PageNeed*128;
 708
 709         /* 3 (3) null data */
 710         RsvdPageLoc.LocNullData = PageNum;
 711         ConstructNullFunctionData(
 712                 padapter,
 713                 &ReservedPagePacket[BufIndex],
 714                 &NullDataLength,
 715                 fakemac,
 716                 false, 0, 0, false);
 717         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false);
 718
 719         PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
 720         PageNum += PageNeed;
 721
 722         BufIndex += PageNeed*128;
 723
 724         /* 3 (6) BT Qos null data */
 725         RsvdPageLoc.LocBTQosNull = PageNum;
 726         ConstructNullFunctionData(
 727                 padapter,
 728                 &ReservedPagePacket[BufIndex],
 729                 &BTQosNullLength,
 730                 fakemac,
 731                 true, 0, 0, false);
 732         rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], BTQosNullLength, false, true);
 733
 734         TotalPacketLen = BufIndex + BTQosNullLength;
 735
 736         pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
 737         if (pmgntframe == NULL)
 738                 goto exit;
 739
 740         /*  update attribute */
 741         pattrib = &pmgntframe->attrib;
 742         update_mgntframe_attrib23a(padapter, pattrib);
 743         pattrib->qsel = 0x10;
 744         pattrib->pktlen = pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
 745         memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
 746
 747         rtl8723au_mgnt_xmit(padapter, pmgntframe);
 748
 749         DBG_8723A("%s: Set RSVD page location to Fw\n", __FUNCTION__);
 750         FillH2CCmd(padapter, RSVD_PAGE_EID, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
 751
 752 exit:
 753         kfree(ReservedPagePacket);
 754 }
 755
 756 void rtl8723a_set_BTCoex_AP_mode_FwRsvdPkt_cmd(struct rtw_adapter *padapter)
 757 {
 758         struct hal_data_8723a *pHalData;
 759         u8 bRecover = false;
 760
 761         DBG_8723A("+%s\n", __FUNCTION__);
 762
 763         pHalData = GET_HAL_DATA(padapter);
 764
 765         /*  Set FWHW_TXQ_CTRL 0x422[6]= 0 to tell Hw the packet is not a real beacon frame. */
 766         if (pHalData->RegFwHwTxQCtrl & BIT(6))
 767                 bRecover = true;
 768
 769         /*  To tell Hw the packet is not a real beacon frame. */
 770         pHalData->RegFwHwTxQCtrl &= ~BIT(6);
 771         rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2,
 772                          pHalData->RegFwHwTxQCtrl);
 773         SetFwRsvdPagePkt_BTCoex(padapter);
 774
 775         /*  To make sure that if there exists an adapter which would like to send beacon. */
 776         /*  If exists, the origianl value of 0x422[6] will be 1, we should check this to */
 777         /*  prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
 778         /*  the beacon cannot be sent by HW. */
 779         /*  2010.06.23. Added by tynli. */
 780         if (bRecover) {
 781                 pHalData->RegFwHwTxQCtrl |= BIT(6);
 782                 rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2,
 783                                  pHalData->RegFwHwTxQCtrl);
 784         }
 785 }
 786 #endif