These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / 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 /* 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)
135 {
136         struct hal_data_8188e *haldata = GET_HAL_DATA(pAdapter);
137
138         u8 macid, init_rate, raid, shortGIrate = false;
139
140         macid = arg&0x1f;
141
142         raid = (bitmap>>28) & 0x0f;
143         bitmap &= 0x0fffffff;
144
145         if (rssi_level != DM_RATR_STA_INIT)
146                 bitmap = ODM_Get_Rate_Bitmap(&haldata->odmpriv, macid, bitmap, rssi_level);
147
148         bitmap |= ((raid<<28)&0xf0000000);
149
150         init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f;
151
152         shortGIrate = (arg & BIT(5)) ? true : false;
153
154         if (shortGIrate)
155                 init_rate |= BIT(6);
156
157         raid = (bitmap>>28) & 0x0f;
158
159         bitmap &= 0x0fffffff;
160
161         DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n",
162                 __func__, macid, raid, bitmap, shortGIrate);
163
164         ODM_RA_UpdateRateInfo_8188E(&(haldata->odmpriv), macid, raid, bitmap, shortGIrate);
165 }
166
167 void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode)
168 {
169         struct setpwrmode_parm H2CSetPwrMode;
170         struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
171         u8 RLBM = 0; /*  0:Min, 1:Max, 2:User define */
172
173         DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__,
174                 Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable);
175
176         switch (Mode) {
177         case PS_MODE_ACTIVE:
178                 H2CSetPwrMode.Mode = 0;
179                 break;
180         case PS_MODE_MIN:
181                 H2CSetPwrMode.Mode = 1;
182                 break;
183         case PS_MODE_MAX:
184                 RLBM = 1;
185                 H2CSetPwrMode.Mode = 1;
186                 break;
187         case PS_MODE_DTIM:
188                 RLBM = 2;
189                 H2CSetPwrMode.Mode = 1;
190                 break;
191         case PS_MODE_UAPSD_WMM:
192                 H2CSetPwrMode.Mode = 2;
193                 break;
194         default:
195                 H2CSetPwrMode.Mode = 0;
196                 break;
197         }
198
199         H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f));
200
201         H2CSetPwrMode.AwakeInterval = 1;
202
203         H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable;
204
205         if (Mode > 0)
206                 H2CSetPwrMode.PwrState = 0x00;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
207         else
208                 H2CSetPwrMode.PwrState = 0x0C;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
209
210         FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
211
212 }
213
214 void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt)
215 {
216         u8 opmode, macid;
217         u16 mst_rpt = le16_to_cpu(mstatus_rpt);
218         opmode = (u8)mst_rpt;
219         macid = (u8)(mst_rpt >> 8);
220
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);
223 }
224
225 static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength)
226 {
227         struct rtw_ieee80211_hdr        *pwlanhdr;
228         __le16 *fctrl;
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};
234
235         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
236
237         fctrl = &(pwlanhdr->frame_ctl);
238         *(fctrl) = 0;
239
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);
243
244         SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
245         SetFrameSubType(pframe, WIFI_BEACON);
246
247         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
248         pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
249
250         /* timestamp will be inserted by hardware */
251         pframe += 8;
252         pktlen += 8;
253
254         /*  beacon interval: 2 bytes */
255         memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
256
257         pframe += 2;
258         pktlen += 2;
259
260         /*  capability info: 2 bytes */
261         memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
262
263         pframe += 2;
264         pktlen += 2;
265
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);
269
270                 goto _ConstructBeacon;
271         }
272
273         /* below for ad-hoc mode */
274
275         /*  SSID */
276         pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pktlen);
277
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);
281
282         /*  DS parameter set */
283         pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen);
284
285         if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
286                 u32 ATIMWindow;
287                 /*  IBSS Parameter Set... */
288                 ATIMWindow = 0;
289                 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen);
290         }
291
292         /* todo: ERP IE */
293
294         /*  EXTERNDED SUPPORTED RATE */
295         if (rate_len > 8)
296                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen);
297
298         /* todo:HT for adhoc */
299
300 _ConstructBeacon:
301
302         if ((pktlen + TXDESC_SIZE) > 512) {
303                 DBG_88E("beacon frame too large\n");
304                 return;
305         }
306
307         *pLength = pktlen;
308 }
309
310 static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength)
311 {
312         struct rtw_ieee80211_hdr        *pwlanhdr;
313         struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
314         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
315         __le16 *fctrl;
316         struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
317
318         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
319
320         /*  Frame control. */
321         fctrl = &(pwlanhdr->frame_ctl);
322         *(fctrl) = 0;
323         SetPwrMgt(fctrl);
324         SetFrameSubType(pframe, WIFI_PSPOLL);
325
326         /*  AID. */
327         SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
328
329         /*  BSSID. */
330         memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
331
332         /*  TA. */
333         memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
334
335         *pLength = 16;
336 }
337
338 static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe,
339         u32 *pLength,
340         u8 *StaAddr,
341         u8 bQoS,
342         u8 AC,
343         u8 bEosp,
344         u8 bForcePowerSave)
345 {
346         struct rtw_ieee80211_hdr        *pwlanhdr;
347         __le16 *fctrl;
348         u32 pktlen;
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);
354
355         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
356
357         fctrl = &pwlanhdr->frame_ctl;
358         *(fctrl) = 0;
359         if (bForcePowerSave)
360                 SetPwrMgt(fctrl);
361
362         switch (cur_network->network.InfrastructureMode) {
363         case Ndis802_11Infrastructure:
364                 SetToDs(fctrl);
365                 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
366                 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
367                 memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN);
368                 break;
369         case Ndis802_11APMode:
370                 SetFrDs(fctrl);
371                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
372                 memcpy(pwlanhdr->addr2, pnetwork->MacAddress, ETH_ALEN);
373                 memcpy(pwlanhdr->addr3, myid(&(adapt->eeprompriv)), ETH_ALEN);
374                 break;
375         case Ndis802_11IBSS:
376         default:
377                 memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
378                 memcpy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)), ETH_ALEN);
379                 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
380                 break;
381         }
382
383         SetSeqNum(pwlanhdr, 0);
384
385         if (bQoS) {
386                 struct rtw_ieee80211_hdr_3addr_qos *pwlanqoshdr;
387
388                 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
389
390                 pwlanqoshdr = (struct rtw_ieee80211_hdr_3addr_qos *)pframe;
391                 SetPriority(&pwlanqoshdr->qc, AC);
392                 SetEOSP(&pwlanqoshdr->qc, bEosp);
393
394                 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
395         } else {
396                 SetFrameSubType(pframe, WIFI_DATA_NULL);
397
398                 pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
399         }
400
401         *pLength = pktlen;
402 }
403
404 static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID)
405 {
406         struct rtw_ieee80211_hdr        *pwlanhdr;
407         __le16 *fctrl;
408         u8 *mac, *bssid;
409         u32 pktlen;
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);
413
414         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
415
416         mac = myid(&(adapt->eeprompriv));
417         bssid = cur_network->MacAddress;
418
419         fctrl = &(pwlanhdr->frame_ctl);
420         *(fctrl) = 0;
421         memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN);
422         memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
423         memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
424
425         SetSeqNum(pwlanhdr, 0);
426         SetFrameSubType(fctrl, WIFI_PROBERSP);
427
428         pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
429         pframe += pktlen;
430
431         if (cur_network->IELength > MAX_IE_SZ)
432                 return;
433
434         memcpy(pframe, cur_network->IEs, cur_network->IELength);
435         pframe += cur_network->IELength;
436         pktlen += cur_network->IELength;
437
438         *pLength = pktlen;
439 }
440
441 /*  */
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. */
445 /*      Input: */
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)
452 {
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;
463         u16 BufIndex;
464         u32 TotalPacketLen;
465         struct rsvdpage_loc RsvdPageLoc;
466         struct wlan_bssid_ex *pnetwork;
467
468         DBG_88E("%s\n", __func__);
469         ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
470         if (!ReservedPagePacket) {
471                 DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__);
472                 return;
473         }
474
475         haldata = GET_HAL_DATA(adapt);
476         pxmitpriv = &adapt->xmitpriv;
477         pmlmeext = &adapt->mlmeextpriv;
478         pmlmeinfo = &pmlmeext->mlmext_info;
479         pnetwork = &(pmlmeinfo->network);
480
481         TxDescLen = TXDESC_SIZE;
482         PageNum = 0;
483
484         /* 3 (1) beacon * 2 pages */
485         BufIndex = TXDESC_OFFSET;
486         ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength);
487
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. */
492         if (PageNeed == 1)
493                 PageNeed += 1;
494         PageNum += PageNeed;
495         haldata->FwRsvdPageStartOffset = PageNum;
496
497         BufIndex += PageNeed*128;
498
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);
503
504         PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
505         PageNum += PageNeed;
506
507         BufIndex += PageNeed*128;
508
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);
513
514         PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
515         PageNum += PageNeed;
516
517         BufIndex += PageNeed*128;
518
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);
523
524         PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
525         PageNum += PageNeed;
526
527         BufIndex += PageNeed*128;
528
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);
534
535         PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
536         PageNum += PageNeed;
537
538         TotalPacketLen = BufIndex + QosNullLength;
539         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
540         if (!pmgntframe)
541                 goto exit;
542
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);
550
551         rtw_hal_mgnt_xmit(adapt, pmgntframe);
552
553         DBG_88E("%s: Set RSVD page location to Fw\n", __func__);
554         FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
555
556 exit:
557         kfree(ReservedPagePacket);
558 }
559
560 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
561 {
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;
567         u8 DLBcnCount = 0;
568         u32 poll = 0;
569
570
571         DBG_88E("%s mstatus(%x)\n", __func__, mstatus);
572
573         if (mstatus == 1) {
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. */
578
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);
582
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));
588
589                 if (haldata->RegFwHwTxQCtrl & BIT(6)) {
590                         DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n");
591                         bSendBeacon = true;
592                 }
593
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));
597
598                 /*  Clear beacon valid check bit. */
599                 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
600                 DLBcnCount = 0;
601                 poll = 0;
602                 do {
603                         /*  download rsvd page. */
604                         SetFwRsvdPagePkt(adapt, false);
605                         DLBcnCount++;
606                         do {
607                                 yield();
608                                 /* mdelay(10); */
609                                 /*  check rsvd page download OK. */
610                                 rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid));
611                                 poll++;
612                         } while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
613                 } while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
614
615                 if (adapt->bSurpriseRemoved || adapt->bDriverStopped)
616                         ;
617                 else if (!bcn_valid)
618                         DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
619                 else
620                         DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
621                 /*  */
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. */
626                 /*  */
627
628                 /*  Enable Bcn */
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)));
631
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. */
637                 if (bSendBeacon) {
638                         usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl | BIT(6)));
639                         haldata->RegFwHwTxQCtrl |= BIT(6);
640                 }
641
642                 /*  Update RSVD page location H2C to Fw. */
643                 if (bcn_valid) {
644                         rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
645                         DBG_88E("Set RSVD page location to Fw.\n");
646                 }
647
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);
652         }
653 }