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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  ******************************************************************************/
15 #define _RTL8188E_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 
23 #include <rtl8188e_hal.h>
24 
25 #define RTL88E_MAX_H2C_BOX_NUMS		4
26 #define RTL88E_MAX_CMD_LEN		7
27 #define RTL88E_MESSAGE_BOX_SIZE		4
28 #define RTL88E_EX_MESSAGE_BOX_SIZE	4
29 
_is_fw_read_cmd_down(struct adapter * adapt,u8 msgbox_num)30 static u8 _is_fw_read_cmd_down(struct adapter *adapt, u8 msgbox_num)
31 {
32 	u8 read_down = false;
33 	int	retry_cnts = 100;
34 
35 	u8 valid;
36 
37 	do {
38 		valid = usb_read8(adapt, REG_HMETFR) & BIT(msgbox_num);
39 		if (0 == valid)
40 			read_down = true;
41 	} while ((!read_down) && (retry_cnts--));
42 
43 	return read_down;
44 }
45 
46 /*****************************************
47 * H2C Msg format :
48 * 0x1DF - 0x1D0
49 *| 31 - 8	| 7-5	 4 - 0	|
50 *| h2c_msg	|Class_ID CMD_ID	|
51 *
52 * Extend 0x1FF - 0x1F0
53 *|31 - 0	  |
54 *|ext_msg|
55 ******************************************/
FillH2CCmd_88E(struct adapter * adapt,u8 ElementID,u32 CmdLen,u8 * pCmdBuffer)56 static s32 FillH2CCmd_88E(struct adapter *adapt, u8 ElementID, u32 CmdLen, u8 *pCmdBuffer)
57 {
58 	u8 bcmd_down = false;
59 	s32 retry_cnts = 100;
60 	u8 h2c_box_num;
61 	u32 msgbox_addr;
62 	u32 msgbox_ex_addr;
63 	u8 cmd_idx, ext_cmd_len;
64 	u32 h2c_cmd = 0;
65 	u32 h2c_cmd_ex = 0;
66 	s32 ret = _FAIL;
67 
68 
69 	if (!adapt->bFWReady) {
70 		DBG_88E("FillH2CCmd_88E(): return H2C cmd because fw is not ready\n");
71 		return ret;
72 	}
73 
74 	if (!pCmdBuffer)
75 		goto exit;
76 	if (CmdLen > RTL88E_MAX_CMD_LEN)
77 		goto exit;
78 	if (adapt->bSurpriseRemoved)
79 		goto exit;
80 
81 	/* pay attention to if  race condition happened in  H2C cmd setting. */
82 	do {
83 		h2c_box_num = adapt->HalData->LastHMEBoxNum;
84 
85 		if (!_is_fw_read_cmd_down(adapt, h2c_box_num)) {
86 			DBG_88E(" fw read cmd failed...\n");
87 			goto exit;
88 		}
89 
90 		*(u8 *)(&h2c_cmd) = ElementID;
91 
92 		if (CmdLen <= 3) {
93 			memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen);
94 		} else {
95 			memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, 3);
96 			ext_cmd_len = CmdLen-3;
97 			memcpy((u8 *)(&h2c_cmd_ex), pCmdBuffer+3, ext_cmd_len);
98 
99 			/* Write Ext command */
100 			msgbox_ex_addr = REG_HMEBOX_EXT_0 + (h2c_box_num * RTL88E_EX_MESSAGE_BOX_SIZE);
101 			for (cmd_idx = 0; cmd_idx < ext_cmd_len; cmd_idx++) {
102 				usb_write8(adapt, msgbox_ex_addr+cmd_idx, *((u8 *)(&h2c_cmd_ex)+cmd_idx));
103 			}
104 		}
105 		/*  Write command */
106 		msgbox_addr = REG_HMEBOX_0 + (h2c_box_num * RTL88E_MESSAGE_BOX_SIZE);
107 		for (cmd_idx = 0; cmd_idx < RTL88E_MESSAGE_BOX_SIZE; cmd_idx++) {
108 			usb_write8(adapt, msgbox_addr+cmd_idx, *((u8 *)(&h2c_cmd)+cmd_idx));
109 		}
110 		bcmd_down = true;
111 
112 		adapt->HalData->LastHMEBoxNum =
113 			(h2c_box_num+1) % RTL88E_MAX_H2C_BOX_NUMS;
114 
115 	} while ((!bcmd_down) && (retry_cnts--));
116 
117 	ret = _SUCCESS;
118 
119 exit:
120 
121 
122 	return ret;
123 }
124 
125 /* bitmap[0:27] = tx_rate_bitmap */
126 /* bitmap[28:31]= Rate Adaptive id */
127 /* arg[0:4] = macid */
128 /* arg[5] = Short GI */
rtw_hal_add_ra_tid(struct adapter * pAdapter,u32 bitmap,u8 arg,u8 rssi_level)129 void rtw_hal_add_ra_tid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level)
130 {
131 	struct odm_dm_struct *odmpriv = &pAdapter->HalData->odmpriv;
132 
133 	u8 macid, init_rate, raid, shortGIrate = false;
134 
135 	macid = arg&0x1f;
136 
137 	raid = (bitmap>>28) & 0x0f;
138 	bitmap &= 0x0fffffff;
139 
140 	if (rssi_level != DM_RATR_STA_INIT)
141 		bitmap = ODM_Get_Rate_Bitmap(odmpriv, macid, bitmap, rssi_level);
142 
143 	bitmap |= ((raid<<28)&0xf0000000);
144 
145 	init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f;
146 
147 	shortGIrate = (arg & BIT(5)) ? true : false;
148 
149 	if (shortGIrate)
150 		init_rate |= BIT(6);
151 
152 	raid = (bitmap>>28) & 0x0f;
153 
154 	bitmap &= 0x0fffffff;
155 
156 	DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n",
157 		__func__, macid, raid, bitmap, shortGIrate);
158 
159 	ODM_RA_UpdateRateInfo_8188E(odmpriv, macid, raid, bitmap, shortGIrate);
160 }
161 
rtl8188e_set_FwPwrMode_cmd(struct adapter * adapt,u8 Mode)162 void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode)
163 {
164 	struct setpwrmode_parm H2CSetPwrMode;
165 	struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
166 	u8 RLBM = 0; /*  0:Min, 1:Max, 2:User define */
167 
168 	DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__,
169 		Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable);
170 
171 	switch (Mode) {
172 	case PS_MODE_ACTIVE:
173 		H2CSetPwrMode.Mode = 0;
174 		break;
175 	case PS_MODE_MIN:
176 		H2CSetPwrMode.Mode = 1;
177 		break;
178 	case PS_MODE_MAX:
179 		RLBM = 1;
180 		H2CSetPwrMode.Mode = 1;
181 		break;
182 	case PS_MODE_DTIM:
183 		RLBM = 2;
184 		H2CSetPwrMode.Mode = 1;
185 		break;
186 	case PS_MODE_UAPSD_WMM:
187 		H2CSetPwrMode.Mode = 2;
188 		break;
189 	default:
190 		H2CSetPwrMode.Mode = 0;
191 		break;
192 	}
193 
194 	H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f));
195 
196 	H2CSetPwrMode.AwakeInterval = 1;
197 
198 	H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable;
199 
200 	if (Mode > 0)
201 		H2CSetPwrMode.PwrState = 0x00;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
202 	else
203 		H2CSetPwrMode.PwrState = 0x0C;/*  AllON(0x0C), RFON(0x04), RFOFF(0x00) */
204 
205 	FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
206 
207 }
208 
rtl8188e_set_FwMediaStatus_cmd(struct adapter * adapt,__le16 mstatus_rpt)209 void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt)
210 {
211 	u8 opmode, macid;
212 	u16 mst_rpt = le16_to_cpu(mstatus_rpt);
213 	opmode = (u8)mst_rpt;
214 	macid = (u8)(mst_rpt >> 8);
215 
216 	DBG_88E("### %s: MStatus=%x MACID=%d\n", __func__, opmode, macid);
217 	FillH2CCmd_88E(adapt, H2C_COM_MEDIA_STATUS_RPT, sizeof(mst_rpt), (u8 *)&mst_rpt);
218 }
219 
ConstructBeacon(struct adapter * adapt,u8 * pframe,u32 * pLength)220 static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength)
221 {
222 	struct ieee80211_hdr *pwlanhdr;
223 	__le16 *fctrl;
224 	u32 rate_len, pktlen;
225 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
226 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
227 	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
228 	u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
229 
230 	pwlanhdr = (struct ieee80211_hdr *)pframe;
231 
232 	fctrl = &pwlanhdr->frame_control;
233 	*(fctrl) = 0;
234 
235 	ether_addr_copy(pwlanhdr->addr1, bc_addr);
236 	ether_addr_copy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)));
237 	ether_addr_copy(pwlanhdr->addr3, cur_network->MacAddress);
238 
239 	SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
240 	SetFrameSubType(pframe, WIFI_BEACON);
241 
242 	pframe += sizeof(struct ieee80211_hdr_3addr);
243 	pktlen = sizeof(struct ieee80211_hdr_3addr);
244 
245 	/* timestamp will be inserted by hardware */
246 	pframe += 8;
247 	pktlen += 8;
248 
249 	/*  beacon interval: 2 bytes */
250 	memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
251 
252 	pframe += 2;
253 	pktlen += 2;
254 
255 	/*  capability info: 2 bytes */
256 	memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
257 
258 	pframe += 2;
259 	pktlen += 2;
260 
261 	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
262 		pktlen += cur_network->IELength - sizeof(struct ndis_802_11_fixed_ie);
263 		memcpy(pframe, cur_network->IEs+sizeof(struct ndis_802_11_fixed_ie), pktlen);
264 
265 		goto _ConstructBeacon;
266 	}
267 
268 	/* below for ad-hoc mode */
269 
270 	/*  SSID */
271 	pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pktlen);
272 
273 	/*  supported rates... */
274 	rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
275 	pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, min_t(u32, rate_len, 8), cur_network->SupportedRates, &pktlen);
276 
277 	/*  DS parameter set */
278 	pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen);
279 
280 	if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
281 		u32 ATIMWindow;
282 		/*  IBSS Parameter Set... */
283 		ATIMWindow = 0;
284 		pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen);
285 	}
286 
287 	/* todo: ERP IE */
288 
289 	/*  EXTERNDED SUPPORTED RATE */
290 	if (rate_len > 8)
291 		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen);
292 
293 	/* todo:HT for adhoc */
294 
295 _ConstructBeacon:
296 
297 	if ((pktlen + TXDESC_SIZE) > 512) {
298 		DBG_88E("beacon frame too large\n");
299 		return;
300 	}
301 
302 	*pLength = pktlen;
303 }
304 
ConstructPSPoll(struct adapter * adapt,u8 * pframe,u32 * pLength)305 static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength)
306 {
307 	struct ieee80211_hdr *pwlanhdr;
308 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
309 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
310 	__le16 *fctrl;
311 	struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
312 
313 	pwlanhdr = (struct ieee80211_hdr *)pframe;
314 
315 	/*  Frame control. */
316 	fctrl = &pwlanhdr->frame_control;
317 	*(fctrl) = 0;
318 	SetPwrMgt(fctrl);
319 	SetFrameSubType(pframe, WIFI_PSPOLL);
320 
321 	/*  AID. */
322 	SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
323 
324 	/*  BSSID. */
325 	ether_addr_copy(pwlanhdr->addr1, pnetwork->MacAddress);
326 
327 	/*  TA. */
328 	ether_addr_copy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)));
329 
330 	*pLength = 16;
331 }
332 
ConstructNullFunctionData(struct adapter * adapt,u8 * pframe,u32 * pLength,u8 * StaAddr,u8 bQoS,u8 AC,u8 bEosp,u8 bForcePowerSave)333 static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe,
334 	u32 *pLength,
335 	u8 *StaAddr,
336 	u8 bQoS,
337 	u8 AC,
338 	u8 bEosp,
339 	u8 bForcePowerSave)
340 {
341 	struct ieee80211_hdr *pwlanhdr;
342 	__le16 *fctrl;
343 	u32 pktlen;
344 	struct mlme_priv *pmlmepriv = &adapt->mlmepriv;
345 	struct wlan_network		*cur_network = &pmlmepriv->cur_network;
346 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
347 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
348 	struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
349 
350 	pwlanhdr = (struct ieee80211_hdr *)pframe;
351 
352 	fctrl = &pwlanhdr->frame_control;
353 	*(fctrl) = 0;
354 	if (bForcePowerSave)
355 		SetPwrMgt(fctrl);
356 
357 	switch (cur_network->network.InfrastructureMode) {
358 	case Ndis802_11Infrastructure:
359 		SetToDs(fctrl);
360 		ether_addr_copy(pwlanhdr->addr1, pnetwork->MacAddress);
361 		ether_addr_copy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)));
362 		ether_addr_copy(pwlanhdr->addr3, StaAddr);
363 		break;
364 	case Ndis802_11APMode:
365 		SetFrDs(fctrl);
366 		ether_addr_copy(pwlanhdr->addr1, StaAddr);
367 		ether_addr_copy(pwlanhdr->addr2, pnetwork->MacAddress);
368 		ether_addr_copy(pwlanhdr->addr3, myid(&(adapt->eeprompriv)));
369 		break;
370 	case Ndis802_11IBSS:
371 	default:
372 		ether_addr_copy(pwlanhdr->addr1, StaAddr);
373 		ether_addr_copy(pwlanhdr->addr2, myid(&(adapt->eeprompriv)));
374 		ether_addr_copy(pwlanhdr->addr3, pnetwork->MacAddress);
375 		break;
376 	}
377 
378 	SetSeqNum(pwlanhdr, 0);
379 
380 	if (bQoS) {
381 		struct ieee80211_qos_hdr *pwlanqoshdr;
382 
383 		SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
384 
385 		pwlanqoshdr = (struct ieee80211_qos_hdr *)pframe;
386 		SetPriority(&pwlanqoshdr->qos_ctrl, AC);
387 		SetEOSP(&pwlanqoshdr->qos_ctrl, bEosp);
388 
389 		pktlen = sizeof(struct ieee80211_qos_hdr);
390 	} else {
391 		SetFrameSubType(pframe, WIFI_DATA_NULL);
392 
393 		pktlen = sizeof(struct ieee80211_hdr_3addr);
394 	}
395 
396 	*pLength = pktlen;
397 }
398 
ConstructProbeRsp(struct adapter * adapt,u8 * pframe,u32 * pLength,u8 * StaAddr,bool bHideSSID)399 static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID)
400 {
401 	struct ieee80211_hdr *pwlanhdr;
402 	__le16 *fctrl;
403 	u8 *mac, *bssid;
404 	u32 pktlen;
405 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
406 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
407 	struct wlan_bssid_ex	*cur_network = &(pmlmeinfo->network);
408 
409 	pwlanhdr = (struct ieee80211_hdr *)pframe;
410 
411 	mac = myid(&(adapt->eeprompriv));
412 	bssid = cur_network->MacAddress;
413 
414 	fctrl = &pwlanhdr->frame_control;
415 	*(fctrl) = 0;
416 	ether_addr_copy(pwlanhdr->addr1, StaAddr);
417 	ether_addr_copy(pwlanhdr->addr2, mac);
418 	ether_addr_copy(pwlanhdr->addr3, bssid);
419 
420 	SetSeqNum(pwlanhdr, 0);
421 	SetFrameSubType(fctrl, WIFI_PROBERSP);
422 
423 	pktlen = sizeof(struct ieee80211_hdr_3addr);
424 	pframe += pktlen;
425 
426 	if (cur_network->IELength > MAX_IE_SZ)
427 		return;
428 
429 	memcpy(pframe, cur_network->IEs, cur_network->IELength);
430 	pframe += cur_network->IELength;
431 	pktlen += cur_network->IELength;
432 
433 	*pLength = pktlen;
434 }
435 
436 /*  */
437 /*  Description: Fill the reserved packets that FW will use to RSVD page. */
438 /*			Now we just send 4 types packet to rsvd page. */
439 /*			(1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */
440 /*	Input: */
441 /*	    bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */
442 /*						so we need to set the packet length to total length. */
443 /*			      true: At the second time, we should send the first packet (default:beacon) */
444 /*						to Hw again and set the length in descriptor to the real beacon length. */
445 /*  2009.10.15 by tynli. */
SetFwRsvdPagePkt(struct adapter * adapt,bool bDLFinished)446 static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished)
447 {
448 	struct xmit_frame	*pmgntframe;
449 	struct pkt_attrib	*pattrib;
450 	struct xmit_priv *pxmitpriv;
451 	struct mlme_ext_priv *pmlmeext;
452 	struct mlme_ext_info	*pmlmeinfo;
453 	u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength;
454 	u32 NullDataLength, QosNullLength;
455 	u8 *ReservedPagePacket;
456 	u8 PageNum, PageNeed, TxDescLen;
457 	u16 BufIndex;
458 	u32 TotalPacketLen;
459 	struct rsvdpage_loc RsvdPageLoc;
460 	struct wlan_bssid_ex *pnetwork;
461 
462 	DBG_88E("%s\n", __func__);
463 	ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
464 	if (!ReservedPagePacket) {
465 		DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__);
466 		return;
467 	}
468 
469 	pxmitpriv = &adapt->xmitpriv;
470 	pmlmeext = &adapt->mlmeextpriv;
471 	pmlmeinfo = &pmlmeext->mlmext_info;
472 	pnetwork = &(pmlmeinfo->network);
473 
474 	TxDescLen = TXDESC_SIZE;
475 	PageNum = 0;
476 
477 	/* 3 (1) beacon * 2 pages */
478 	BufIndex = TXDESC_OFFSET;
479 	ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength);
480 
481 	/*  When we count the first page size, we need to reserve description size for the RSVD */
482 	/*  packet, it will be filled in front of the packet in TXPKTBUF. */
483 	PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength);
484 	/*  To reserved 2 pages for beacon buffer. 2010.06.24. */
485 	if (PageNeed == 1)
486 		PageNeed += 1;
487 	PageNum += PageNeed;
488 	adapt->HalData->FwRsvdPageStartOffset = PageNum;
489 
490 	BufIndex += PageNeed*128;
491 
492 	/* 3 (2) ps-poll *1 page */
493 	RsvdPageLoc.LocPsPoll = PageNum;
494 	ConstructPSPoll(adapt, &ReservedPagePacket[BufIndex], &PSPollLength);
495 	rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false);
496 
497 	PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
498 	PageNum += PageNeed;
499 
500 	BufIndex += PageNeed*128;
501 
502 	/* 3 (3) null data * 1 page */
503 	RsvdPageLoc.LocNullData = PageNum;
504 	ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], &NullDataLength, pnetwork->MacAddress, false, 0, 0, false);
505 	rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false);
506 
507 	PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
508 	PageNum += PageNeed;
509 
510 	BufIndex += PageNeed*128;
511 
512 	/* 3 (4) probe response * 1page */
513 	RsvdPageLoc.LocProbeRsp = PageNum;
514 	ConstructProbeRsp(adapt, &ReservedPagePacket[BufIndex], &ProbeRspLength, pnetwork->MacAddress, false);
515 	rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false);
516 
517 	PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
518 	PageNum += PageNeed;
519 
520 	BufIndex += PageNeed*128;
521 
522 	/* 3 (5) Qos null data */
523 	RsvdPageLoc.LocQosNull = PageNum;
524 	ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex],
525 				  &QosNullLength, pnetwork->MacAddress, true, 0, 0, false);
526 	rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false);
527 
528 	PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
529 	PageNum += PageNeed;
530 
531 	TotalPacketLen = BufIndex + QosNullLength;
532 	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
533 	if (!pmgntframe)
534 		goto exit;
535 
536 	/*  update attribute */
537 	pattrib = &pmgntframe->attrib;
538 	update_mgntframe_attrib(adapt, pattrib);
539 	pattrib->qsel = 0x10;
540 	pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
541 	pattrib->pktlen = pattrib->last_txcmdsz;
542 	memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
543 
544 	rtw_hal_mgnt_xmit(adapt, pmgntframe);
545 
546 	DBG_88E("%s: Set RSVD page location to Fw\n", __func__);
547 	FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
548 
549 exit:
550 	kfree(ReservedPagePacket);
551 }
552 
rtl8188e_set_FwJoinBssReport_cmd(struct adapter * adapt,u8 mstatus)553 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
554 {
555 	struct hal_data_8188e *haldata = adapt->HalData;
556 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
557 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
558 	bool	bSendBeacon = false;
559 	bool	bcn_valid = false;
560 	u8 DLBcnCount = 0;
561 	u32 poll = 0;
562 
563 
564 	DBG_88E("%s mstatus(%x)\n", __func__, mstatus);
565 
566 	if (mstatus == 1) {
567 		/*  We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */
568 		/*  Suggested by filen. Added by tynli. */
569 		usb_write16(adapt, REG_BCN_PSR_RPT, (0xC000|pmlmeinfo->aid));
570 		/*  Do not set TSF again here or vWiFi beacon DMA INT will not work. */
571 
572 		/* Set REG_CR bit 8. DMA beacon by SW. */
573 		haldata->RegCR_1 |= BIT(0);
574 		usb_write8(adapt,  REG_CR+1, haldata->RegCR_1);
575 
576 		/*  Disable Hw protection for a time which revserd for Hw sending beacon. */
577 		/*  Fix download reserved page packet fail that access collision with the protection time. */
578 		/*  2010.05.11. Added by tynli. */
579 		usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(3)));
580 		usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(4));
581 
582 		if (haldata->RegFwHwTxQCtrl & BIT(6)) {
583 			DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n");
584 			bSendBeacon = true;
585 		}
586 
587 		/*  Set FWHW_TXQ_CTRL 0x422[6]=0 to tell Hw the packet is not a real beacon frame. */
588 		usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl&(~BIT(6))));
589 		haldata->RegFwHwTxQCtrl &= (~BIT(6));
590 
591 		/*  Clear beacon valid check bit. */
592 		rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
593 		DLBcnCount = 0;
594 		poll = 0;
595 		do {
596 			/*  download rsvd page. */
597 			SetFwRsvdPagePkt(adapt, false);
598 			DLBcnCount++;
599 			do {
600 				yield();
601 				/* mdelay(10); */
602 				/*  check rsvd page download OK. */
603 				rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid));
604 				poll++;
605 			} while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
606 		} while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
607 
608 		if (adapt->bSurpriseRemoved || adapt->bDriverStopped)
609 			;
610 		else if (!bcn_valid)
611 			DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
612 		else
613 			DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
614 		/*  */
615 		/*  We just can send the reserved page twice during the time that Tx thread is stopped (e.g. pnpsetpower) */
616 		/*  because we need to free the Tx BCN Desc which is used by the first reserved page packet. */
617 		/*  At run time, we cannot get the Tx Desc until it is released in TxHandleInterrupt() so we will return */
618 		/*  the beacon TCB in the following code. 2011.11.23. by tynli. */
619 		/*  */
620 
621 		/*  Enable Bcn */
622 		usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(3));
623 		usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(4)));
624 
625 		/*  To make sure that if there exists an adapter which would like to send beacon. */
626 		/*  If exists, the origianl value of 0x422[6] will be 1, we should check this to */
627 		/*  prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
628 		/*  the beacon cannot be sent by HW. */
629 		/*  2010.06.23. Added by tynli. */
630 		if (bSendBeacon) {
631 			usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl | BIT(6)));
632 			haldata->RegFwHwTxQCtrl |= BIT(6);
633 		}
634 
635 		/*  Update RSVD page location H2C to Fw. */
636 		if (bcn_valid) {
637 			rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
638 			DBG_88E("Set RSVD page location to Fw.\n");
639 		}
640 
641 		/*  Do not enable HW DMA BCN or it will cause Pcie interface hang by timing issue. 2011.11.24. by tynli. */
642 		/*  Clear CR[8] or beacon packet will not be send to TxBuf anymore. */
643 		haldata->RegCR_1 &= (~BIT(0));
644 		usb_write8(adapt,  REG_CR+1, haldata->RegCR_1);
645 	}
646 }
647