1 /******************************************************************************
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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.
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
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
19 ******************************************************************************/
20 #define _RTL8188E_CMD_C_
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>
28 #include <rtl8188e_hal.h>
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
35 static u8 _is_fw_read_cmd_down(struct adapter *adapt, u8 msgbox_num)
43 valid = usb_read8(adapt, REG_HMETFR) & BIT(msgbox_num);
46 } while ((!read_down) && (retry_cnts--));
51 /*****************************************
54 *| 31 - 8 | 7-5 4 - 0 |
55 *| h2c_msg |Class_ID CMD_ID |
57 * Extend 0x1FF - 0x1F0
60 ******************************************/
61 static s32 FillH2CCmd_88E(struct adapter *adapt, u8 ElementID, u32 CmdLen, u8 *pCmdBuffer)
68 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
69 u8 cmd_idx, ext_cmd_len;
75 if (!adapt->bFWReady) {
76 DBG_88E("FillH2CCmd_88E(): return H2C cmd because fw is not ready\n");
82 if (CmdLen > RTL88E_MAX_CMD_LEN)
84 if (adapt->bSurpriseRemoved)
87 /* pay attention to if race condition happened in H2C cmd setting. */
89 h2c_box_num = haldata->LastHMEBoxNum;
91 if (!_is_fw_read_cmd_down(adapt, h2c_box_num)) {
92 DBG_88E(" fw read cmd failed...\n");
96 *(u8 *)(&h2c_cmd) = ElementID;
99 memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen);
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);
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));
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));
118 haldata->LastHMEBoxNum = (h2c_box_num+1) % RTL88E_MAX_H2C_BOX_NUMS;
120 } while ((!bcmd_down) && (retry_cnts--));
130 /* bitmap[0:27] = tx_rate_bitmap */
131 /* bitmap[28:31]= Rate Adaptive id */
132 /* arg[0:4] = macid */
133 /* arg[5] = Short GI */
134 void rtl8188e_Add_RateATid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level)
136 struct hal_data_8188e *haldata = GET_HAL_DATA(pAdapter);
138 u8 macid, init_rate, raid, shortGIrate = false;
142 raid = (bitmap>>28) & 0x0f;
143 bitmap &= 0x0fffffff;
145 if (rssi_level != DM_RATR_STA_INIT)
146 bitmap = ODM_Get_Rate_Bitmap(&haldata->odmpriv, macid, bitmap, rssi_level);
148 bitmap |= ((raid<<28)&0xf0000000);
150 init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f;
152 shortGIrate = (arg & BIT(5)) ? true : false;
157 raid = (bitmap>>28) & 0x0f;
159 bitmap &= 0x0fffffff;
161 DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n",
162 __func__, macid, raid, bitmap, shortGIrate);
164 ODM_RA_UpdateRateInfo_8188E(&(haldata->odmpriv), macid, raid, bitmap, shortGIrate);
167 void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode)
169 struct setpwrmode_parm H2CSetPwrMode;
170 struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
171 u8 RLBM = 0; /* 0:Min, 1:Max, 2:User define */
173 DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__,
174 Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable);
178 H2CSetPwrMode.Mode = 0;
181 H2CSetPwrMode.Mode = 1;
185 H2CSetPwrMode.Mode = 1;
189 H2CSetPwrMode.Mode = 1;
191 case PS_MODE_UAPSD_WMM:
192 H2CSetPwrMode.Mode = 2;
195 H2CSetPwrMode.Mode = 0;
199 H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f));
201 H2CSetPwrMode.AwakeInterval = 1;
203 H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable;
206 H2CSetPwrMode.PwrState = 0x00;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */
208 H2CSetPwrMode.PwrState = 0x0C;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */
210 FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
214 void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt)
217 u16 mst_rpt = le16_to_cpu(mstatus_rpt);
218 opmode = (u8)mst_rpt;
219 macid = (u8)(mst_rpt >> 8);
221 DBG_88E("### %s: MStatus=%x MACID=%d\n", __func__, opmode, macid);
222 FillH2CCmd_88E(adapt, H2C_COM_MEDIA_STATUS_RPT, sizeof(mst_rpt), (u8 *)&mst_rpt);
225 static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength)
227 struct rtw_ieee80211_hdr *pwlanhdr;
229 u32 rate_len, pktlen;
230 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
231 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
232 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
233 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
235 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
237 fctrl = &(pwlanhdr->frame_ctl);
240 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
241 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
242 memcpy(pwlanhdr->addr3, cur_network->MacAddress, ETH_ALEN);
244 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
245 SetFrameSubType(pframe, WIFI_BEACON);
247 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
248 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
250 /* timestamp will be inserted by hardware */
254 /* beacon interval: 2 bytes */
255 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
260 /* capability info: 2 bytes */
261 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
266 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
267 pktlen += cur_network->IELength - sizeof(struct ndis_802_11_fixed_ie);
268 memcpy(pframe, cur_network->IEs+sizeof(struct ndis_802_11_fixed_ie), pktlen);
270 goto _ConstructBeacon;
273 /* below for ad-hoc mode */
276 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pktlen);
278 /* supported rates... */
279 rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
280 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, min_t(u32, rate_len, 8), cur_network->SupportedRates, &pktlen);
282 /* DS parameter set */
283 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen);
285 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
287 /* IBSS Parameter Set... */
289 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen);
294 /* EXTERNDED SUPPORTED RATE */
296 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen);
298 /* todo:HT for adhoc */
302 if ((pktlen + TXDESC_SIZE) > 512) {
303 DBG_88E("beacon frame too large\n");
310 static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength)
312 struct rtw_ieee80211_hdr *pwlanhdr;
313 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
314 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
316 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
318 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
321 fctrl = &(pwlanhdr->frame_ctl);
324 SetFrameSubType(pframe, WIFI_PSPOLL);
327 SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
330 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
333 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
338 static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe,
346 struct rtw_ieee80211_hdr *pwlanhdr;
349 struct mlme_priv *pmlmepriv = &adapt->mlmepriv;
350 struct wlan_network *cur_network = &pmlmepriv->cur_network;
351 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
352 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
353 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
355 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
357 fctrl = &pwlanhdr->frame_ctl;
362 switch (cur_network->network.InfrastructureMode) {
363 case Ndis802_11Infrastructure:
365 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
366 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
367 memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN);
369 case Ndis802_11APMode:
371 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
372 memcpy(pwlanhdr->addr2, pnetwork->MacAddress, ETH_ALEN);
373 memcpy(pwlanhdr->addr3, myid(&(adapt->eeprompriv)), ETH_ALEN);
377 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
378 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
379 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
383 SetSeqNum(pwlanhdr, 0);
386 struct rtw_ieee80211_hdr_3addr_qos *pwlanqoshdr;
388 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
390 pwlanqoshdr = (struct rtw_ieee80211_hdr_3addr_qos *)pframe;
391 SetPriority(&pwlanqoshdr->qc, AC);
392 SetEOSP(&pwlanqoshdr->qc, bEosp);
394 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
396 SetFrameSubType(pframe, WIFI_DATA_NULL);
398 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
404 static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID)
406 struct rtw_ieee80211_hdr *pwlanhdr;
410 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
411 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
412 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
414 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
416 mac = myid(&(adapt->eeprompriv));
417 bssid = cur_network->MacAddress;
419 fctrl = &(pwlanhdr->frame_ctl);
421 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
422 memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
423 memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
425 SetSeqNum(pwlanhdr, 0);
426 SetFrameSubType(fctrl, WIFI_PROBERSP);
428 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
431 if (cur_network->IELength > MAX_IE_SZ)
434 memcpy(pframe, cur_network->IEs, cur_network->IELength);
435 pframe += cur_network->IELength;
436 pktlen += cur_network->IELength;
442 /* Description: Fill the reserved packets that FW will use to RSVD page. */
443 /* Now we just send 4 types packet to rsvd page. */
444 /* (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */
446 /* bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */
447 /* so we need to set the packet length to total length. */
448 /* true: At the second time, we should send the first packet (default:beacon) */
449 /* to Hw again and set the length in descriptor to the real beacon length. */
450 /* 2009.10.15 by tynli. */
451 static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished)
453 struct hal_data_8188e *haldata;
454 struct xmit_frame *pmgntframe;
455 struct pkt_attrib *pattrib;
456 struct xmit_priv *pxmitpriv;
457 struct mlme_ext_priv *pmlmeext;
458 struct mlme_ext_info *pmlmeinfo;
459 u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength;
460 u32 NullDataLength, QosNullLength;
461 u8 *ReservedPagePacket;
462 u8 PageNum, PageNeed, TxDescLen;
465 struct rsvdpage_loc RsvdPageLoc;
466 struct wlan_bssid_ex *pnetwork;
468 DBG_88E("%s\n", __func__);
469 ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
470 if (!ReservedPagePacket) {
471 DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__);
475 haldata = GET_HAL_DATA(adapt);
476 pxmitpriv = &adapt->xmitpriv;
477 pmlmeext = &adapt->mlmeextpriv;
478 pmlmeinfo = &pmlmeext->mlmext_info;
479 pnetwork = &(pmlmeinfo->network);
481 TxDescLen = TXDESC_SIZE;
484 /* 3 (1) beacon * 2 pages */
485 BufIndex = TXDESC_OFFSET;
486 ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength);
488 /* When we count the first page size, we need to reserve description size for the RSVD */
489 /* packet, it will be filled in front of the packet in TXPKTBUF. */
490 PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength);
491 /* To reserved 2 pages for beacon buffer. 2010.06.24. */
495 haldata->FwRsvdPageStartOffset = PageNum;
497 BufIndex += PageNeed*128;
499 /* 3 (2) ps-poll *1 page */
500 RsvdPageLoc.LocPsPoll = PageNum;
501 ConstructPSPoll(adapt, &ReservedPagePacket[BufIndex], &PSPollLength);
502 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false);
504 PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
507 BufIndex += PageNeed*128;
509 /* 3 (3) null data * 1 page */
510 RsvdPageLoc.LocNullData = PageNum;
511 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], &NullDataLength, pnetwork->MacAddress, false, 0, 0, false);
512 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false);
514 PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
517 BufIndex += PageNeed*128;
519 /* 3 (4) probe response * 1page */
520 RsvdPageLoc.LocProbeRsp = PageNum;
521 ConstructProbeRsp(adapt, &ReservedPagePacket[BufIndex], &ProbeRspLength, pnetwork->MacAddress, false);
522 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false);
524 PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
527 BufIndex += PageNeed*128;
529 /* 3 (5) Qos null data */
530 RsvdPageLoc.LocQosNull = PageNum;
531 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex],
532 &QosNullLength, pnetwork->MacAddress, true, 0, 0, false);
533 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false);
535 PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
538 TotalPacketLen = BufIndex + QosNullLength;
539 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
543 /* update attribute */
544 pattrib = &pmgntframe->attrib;
545 update_mgntframe_attrib(adapt, pattrib);
546 pattrib->qsel = 0x10;
547 pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
548 pattrib->pktlen = pattrib->last_txcmdsz;
549 memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
551 rtw_hal_mgnt_xmit(adapt, pmgntframe);
553 DBG_88E("%s: Set RSVD page location to Fw\n", __func__);
554 FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
557 kfree(ReservedPagePacket);
560 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
562 struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
563 struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
564 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
565 bool bSendBeacon = false;
566 bool bcn_valid = false;
571 DBG_88E("%s mstatus(%x)\n", __func__, mstatus);
574 /* We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */
575 /* Suggested by filen. Added by tynli. */
576 usb_write16(adapt, REG_BCN_PSR_RPT, (0xC000|pmlmeinfo->aid));
577 /* Do not set TSF again here or vWiFi beacon DMA INT will not work. */
579 /* Set REG_CR bit 8. DMA beacon by SW. */
580 haldata->RegCR_1 |= BIT(0);
581 usb_write8(adapt, REG_CR+1, haldata->RegCR_1);
583 /* Disable Hw protection for a time which revserd for Hw sending beacon. */
584 /* Fix download reserved page packet fail that access collision with the protection time. */
585 /* 2010.05.11. Added by tynli. */
586 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(3)));
587 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(4));
589 if (haldata->RegFwHwTxQCtrl & BIT(6)) {
590 DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n");
594 /* Set FWHW_TXQ_CTRL 0x422[6]=0 to tell Hw the packet is not a real beacon frame. */
595 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl&(~BIT(6))));
596 haldata->RegFwHwTxQCtrl &= (~BIT(6));
598 /* Clear beacon valid check bit. */
599 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
603 /* download rsvd page. */
604 SetFwRsvdPagePkt(adapt, false);
609 /* check rsvd page download OK. */
610 rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid));
612 } while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
613 } while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
615 if (adapt->bSurpriseRemoved || adapt->bDriverStopped)
618 DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
620 DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
622 /* We just can send the reserved page twice during the time that Tx thread is stopped (e.g. pnpsetpower) */
623 /* because we need to free the Tx BCN Desc which is used by the first reserved page packet. */
624 /* At run time, we cannot get the Tx Desc until it is released in TxHandleInterrupt() so we will return */
625 /* the beacon TCB in the following code. 2011.11.23. by tynli. */
629 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(3));
630 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(4)));
632 /* To make sure that if there exists an adapter which would like to send beacon. */
633 /* If exists, the origianl value of 0x422[6] will be 1, we should check this to */
634 /* prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
635 /* the beacon cannot be sent by HW. */
636 /* 2010.06.23. Added by tynli. */
638 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl | BIT(6)));
639 haldata->RegFwHwTxQCtrl |= BIT(6);
642 /* Update RSVD page location H2C to Fw. */
644 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
645 DBG_88E("Set RSVD page location to Fw.\n");
648 /* Do not enable HW DMA BCN or it will cause Pcie interface hang by timing issue. 2011.11.24. by tynli. */
649 /* Clear CR[8] or beacon packet will not be send to TxBuf anymore. */
650 haldata->RegCR_1 &= (~BIT(0));
651 usb_write8(adapt, REG_CR+1, haldata->RegCR_1);