1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7 #define _RTL8188E_CMD_C_
8
9 #include <osdep_service.h>
10 #include <drv_types.h>
11 #include <recv_osdep.h>
12 #include <mlme_osdep.h>
13 #include <rtw_ioctl_set.h>
14
15 #include <rtl8188e_hal.h>
16
17 #define RTL88E_MAX_H2C_BOX_NUMS 4
18 #define RTL88E_MAX_CMD_LEN 7
19 #define RTL88E_MESSAGE_BOX_SIZE 4
20 #define RTL88E_EX_MESSAGE_BOX_SIZE 4
21
_is_fw_read_cmd_down(struct adapter * adapt,u8 msgbox_num)22 static u8 _is_fw_read_cmd_down(struct adapter *adapt, u8 msgbox_num)
23 {
24 u8 read_down = false;
25 int retry_cnts = 100;
26
27 u8 valid;
28
29 do {
30 valid = usb_read8(adapt, REG_HMETFR) & BIT(msgbox_num);
31 if (valid == 0)
32 read_down = true;
33 } while ((!read_down) && (retry_cnts--));
34
35 return read_down;
36 }
37
38 /*****************************************
39 * H2C Msg format :
40 * 0x1DF - 0x1D0
41 *| 31 - 8 | 7-5 4 - 0 |
42 *| h2c_msg |Class_ID CMD_ID |
43 *
44 * Extend 0x1FF - 0x1F0
45 *|31 - 0 |
46 *|ext_msg|
47 ******************************************/
FillH2CCmd_88E(struct adapter * adapt,u8 ElementID,u32 CmdLen,u8 * pCmdBuffer)48 static s32 FillH2CCmd_88E(struct adapter *adapt, u8 ElementID, u32 CmdLen, u8 *pCmdBuffer)
49 {
50 u8 bcmd_down = false;
51 s32 retry_cnts = 100;
52 u8 h2c_box_num;
53 u32 msgbox_addr;
54 u32 msgbox_ex_addr;
55 u8 cmd_idx, ext_cmd_len;
56 u32 h2c_cmd = 0;
57 u32 h2c_cmd_ex = 0;
58 s32 ret = _FAIL;
59
60 if (!adapt->bFWReady) {
61 DBG_88E("%s(): return H2C cmd because fw is not ready\n",
62 __func__);
63 return ret;
64 }
65
66 if (!pCmdBuffer)
67 goto exit;
68 if (CmdLen > RTL88E_MAX_CMD_LEN)
69 goto exit;
70 if (adapt->bSurpriseRemoved)
71 goto exit;
72
73 /* pay attention to if race condition happened in H2C cmd setting. */
74 do {
75 h2c_box_num = adapt->HalData->LastHMEBoxNum;
76
77 if (!_is_fw_read_cmd_down(adapt, h2c_box_num)) {
78 DBG_88E(" fw read cmd failed...\n");
79 goto exit;
80 }
81
82 *(u8 *)(&h2c_cmd) = ElementID;
83
84 if (CmdLen <= 3) {
85 memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen);
86 } else {
87 memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, 3);
88 ext_cmd_len = CmdLen-3;
89 memcpy((u8 *)(&h2c_cmd_ex), pCmdBuffer+3, ext_cmd_len);
90
91 /* Write Ext command */
92 msgbox_ex_addr = REG_HMEBOX_EXT_0 + (h2c_box_num * RTL88E_EX_MESSAGE_BOX_SIZE);
93 for (cmd_idx = 0; cmd_idx < ext_cmd_len; cmd_idx++)
94 usb_write8(adapt, msgbox_ex_addr+cmd_idx, *((u8 *)(&h2c_cmd_ex)+cmd_idx));
95 }
96 /* Write command */
97 msgbox_addr = REG_HMEBOX_0 + (h2c_box_num * RTL88E_MESSAGE_BOX_SIZE);
98 for (cmd_idx = 0; cmd_idx < RTL88E_MESSAGE_BOX_SIZE; cmd_idx++)
99 usb_write8(adapt, msgbox_addr+cmd_idx, *((u8 *)(&h2c_cmd)+cmd_idx));
100
101 bcmd_down = true;
102
103 adapt->HalData->LastHMEBoxNum =
104 (h2c_box_num+1) % RTL88E_MAX_H2C_BOX_NUMS;
105
106 } while ((!bcmd_down) && (retry_cnts--));
107
108 ret = _SUCCESS;
109
110 exit:
111 return ret;
112 }
113
114 /* bitmap[0:27] = tx_rate_bitmap */
115 /* bitmap[28:31]= Rate Adaptive id */
116 /* arg[0:4] = macid */
117 /* arg[5] = Short GI */
rtw_hal_add_ra_tid(struct adapter * pAdapter,u32 bitmap,u8 arg,u8 rssi_level)118 void rtw_hal_add_ra_tid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level)
119 {
120 struct odm_dm_struct *odmpriv = &pAdapter->HalData->odmpriv;
121 u8 macid, init_rate, raid, shortGIrate = false;
122
123 macid = arg&0x1f;
124
125 raid = (bitmap>>28) & 0x0f;
126 bitmap &= 0x0fffffff;
127
128 if (rssi_level != DM_RATR_STA_INIT)
129 bitmap = ODM_Get_Rate_Bitmap(odmpriv, macid, bitmap, rssi_level);
130
131 bitmap |= ((raid<<28)&0xf0000000);
132
133 init_rate = get_highest_rate_idx(bitmap&0x0fffffff)&0x3f;
134
135 shortGIrate = (arg & BIT(5)) ? true : false;
136
137 if (shortGIrate)
138 init_rate |= BIT(6);
139
140 raid = (bitmap>>28) & 0x0f;
141
142 bitmap &= 0x0fffffff;
143
144 DBG_88E("%s=> mac_id:%d, raid:%d, ra_bitmap=0x%x, shortGIrate=0x%02x\n",
145 __func__, macid, raid, bitmap, shortGIrate);
146
147 ODM_RA_UpdateRateInfo_8188E(odmpriv, macid, raid, bitmap, shortGIrate);
148 }
149
rtl8188e_set_FwPwrMode_cmd(struct adapter * adapt,u8 Mode)150 void rtl8188e_set_FwPwrMode_cmd(struct adapter *adapt, u8 Mode)
151 {
152 struct setpwrmode_parm H2CSetPwrMode;
153 struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
154 u8 RLBM = 0; /* 0:Min, 1:Max, 2:User define */
155
156 DBG_88E("%s: Mode=%d SmartPS=%d UAPSD=%d\n", __func__,
157 Mode, pwrpriv->smart_ps, adapt->registrypriv.uapsd_enable);
158
159 switch (Mode) {
160 case PS_MODE_ACTIVE:
161 H2CSetPwrMode.Mode = 0;
162 break;
163 case PS_MODE_MIN:
164 H2CSetPwrMode.Mode = 1;
165 break;
166 case PS_MODE_MAX:
167 RLBM = 1;
168 H2CSetPwrMode.Mode = 1;
169 break;
170 case PS_MODE_DTIM:
171 RLBM = 2;
172 H2CSetPwrMode.Mode = 1;
173 break;
174 case PS_MODE_UAPSD_WMM:
175 H2CSetPwrMode.Mode = 2;
176 break;
177 default:
178 H2CSetPwrMode.Mode = 0;
179 break;
180 }
181
182 H2CSetPwrMode.SmartPS_RLBM = (((pwrpriv->smart_ps<<4)&0xf0) | (RLBM & 0x0f));
183
184 H2CSetPwrMode.AwakeInterval = 1;
185
186 H2CSetPwrMode.bAllQueueUAPSD = adapt->registrypriv.uapsd_enable;
187
188 if (Mode > 0)
189 H2CSetPwrMode.PwrState = 0x00;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */
190 else
191 H2CSetPwrMode.PwrState = 0x0C;/* AllON(0x0C), RFON(0x04), RFOFF(0x00) */
192
193 FillH2CCmd_88E(adapt, H2C_PS_PWR_MODE, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode);
194 }
195
rtl8188e_set_FwMediaStatus_cmd(struct adapter * adapt,__le16 mstatus_rpt)196 void rtl8188e_set_FwMediaStatus_cmd(struct adapter *adapt, __le16 mstatus_rpt)
197 {
198 u8 opmode, macid;
199 u16 mst_rpt = le16_to_cpu(mstatus_rpt);
200
201 opmode = (u8)mst_rpt;
202 macid = (u8)(mst_rpt >> 8);
203
204 DBG_88E("### %s: MStatus=%x MACID=%d\n", __func__, opmode, macid);
205 FillH2CCmd_88E(adapt, H2C_COM_MEDIA_STATUS_RPT, sizeof(mst_rpt), (u8 *)&mst_rpt);
206 }
207
ConstructBeacon(struct adapter * adapt,u8 * pframe,u32 * pLength)208 static void ConstructBeacon(struct adapter *adapt, u8 *pframe, u32 *pLength)
209 {
210 struct ieee80211_hdr *pwlanhdr;
211 __le16 *fctrl;
212 u32 rate_len, pktlen;
213 struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
214 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
215 struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
216 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
217
218 pwlanhdr = (struct ieee80211_hdr *)pframe;
219
220 fctrl = &pwlanhdr->frame_control;
221 *(fctrl) = 0;
222
223 ether_addr_copy(pwlanhdr->addr1, bc_addr);
224 ether_addr_copy(pwlanhdr->addr2, myid(&adapt->eeprompriv));
225 ether_addr_copy(pwlanhdr->addr3, cur_network->MacAddress);
226
227 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
228 SetFrameSubType(pframe, WIFI_BEACON);
229
230 pframe += sizeof(struct ieee80211_hdr_3addr);
231 pktlen = sizeof(struct ieee80211_hdr_3addr);
232
233 /* timestamp will be inserted by hardware */
234 pframe += 8;
235 pktlen += 8;
236
237 /* beacon interval: 2 bytes */
238 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->ies)), 2);
239
240 pframe += 2;
241 pktlen += 2;
242
243 /* capability info: 2 bytes */
244 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->ies)), 2);
245
246 pframe += 2;
247 pktlen += 2;
248
249 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
250 pktlen += cur_network->ie_length - sizeof(struct ndis_802_11_fixed_ie);
251 memcpy(pframe, cur_network->ies+sizeof(struct ndis_802_11_fixed_ie), pktlen);
252
253 goto _ConstructBeacon;
254 }
255
256 /* below for ad-hoc mode */
257
258 /* SSID */
259 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->ssid.ssid_length, cur_network->ssid.ssid, &pktlen);
260
261 /* supported rates... */
262 rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
263 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, min_t(u32, rate_len, 8), cur_network->SupportedRates, &pktlen);
264
265 /* DS parameter set */
266 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pktlen);
267
268 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
269 u32 ATIMWindow;
270 /* IBSS Parameter Set... */
271 ATIMWindow = 0;
272 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pktlen);
273 }
274
275 /* todo: ERP IE */
276
277 /* EXTERNDED SUPPORTED RATE */
278 if (rate_len > 8)
279 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pktlen);
280
281 /* todo:HT for adhoc */
282
283 _ConstructBeacon:
284
285 if ((pktlen + TXDESC_SIZE) > 512) {
286 DBG_88E("beacon frame too large\n");
287 return;
288 }
289
290 *pLength = pktlen;
291 }
292
ConstructPSPoll(struct adapter * adapt,u8 * pframe,u32 * pLength)293 static void ConstructPSPoll(struct adapter *adapt, u8 *pframe, u32 *pLength)
294 {
295 struct ieee80211_hdr *pwlanhdr;
296 struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
297 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
298 __le16 *fctrl;
299 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
300
301 pwlanhdr = (struct ieee80211_hdr *)pframe;
302
303 /* Frame control. */
304 fctrl = &pwlanhdr->frame_control;
305 *(fctrl) = 0;
306 SetPwrMgt(fctrl);
307 SetFrameSubType(pframe, WIFI_PSPOLL);
308
309 /* AID. */
310 SetDuration(pframe, (pmlmeinfo->aid | 0xc000));
311
312 /* BSSID. */
313 ether_addr_copy(pwlanhdr->addr1, pnetwork->MacAddress);
314
315 /* TA. */
316 ether_addr_copy(pwlanhdr->addr2, myid(&adapt->eeprompriv));
317
318 *pLength = 16;
319 }
320
ConstructNullFunctionData(struct adapter * adapt,u8 * pframe,u32 * pLength,u8 * StaAddr,u8 bQoS,u8 AC,u8 bEosp,u8 bForcePowerSave)321 static void ConstructNullFunctionData(struct adapter *adapt, u8 *pframe,
322 u32 *pLength,
323 u8 *StaAddr,
324 u8 bQoS,
325 u8 AC,
326 u8 bEosp,
327 u8 bForcePowerSave)
328 {
329 struct ieee80211_hdr *pwlanhdr;
330 __le16 *fctrl;
331 u32 pktlen;
332 struct mlme_priv *pmlmepriv = &adapt->mlmepriv;
333 struct wlan_network *cur_network = &pmlmepriv->cur_network;
334 struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
335 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
336 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
337
338 pwlanhdr = (struct ieee80211_hdr *)pframe;
339
340 fctrl = &pwlanhdr->frame_control;
341 *(fctrl) = 0;
342 if (bForcePowerSave)
343 SetPwrMgt(fctrl);
344
345 switch (cur_network->network.InfrastructureMode) {
346 case Ndis802_11Infrastructure:
347 SetToDs(fctrl);
348 ether_addr_copy(pwlanhdr->addr1, pnetwork->MacAddress);
349 ether_addr_copy(pwlanhdr->addr2, myid(&adapt->eeprompriv));
350 ether_addr_copy(pwlanhdr->addr3, StaAddr);
351 break;
352 case Ndis802_11APMode:
353 SetFrDs(fctrl);
354 ether_addr_copy(pwlanhdr->addr1, StaAddr);
355 ether_addr_copy(pwlanhdr->addr2, pnetwork->MacAddress);
356 ether_addr_copy(pwlanhdr->addr3, myid(&adapt->eeprompriv));
357 break;
358 case Ndis802_11IBSS:
359 default:
360 ether_addr_copy(pwlanhdr->addr1, StaAddr);
361 ether_addr_copy(pwlanhdr->addr2, myid(&adapt->eeprompriv));
362 ether_addr_copy(pwlanhdr->addr3, pnetwork->MacAddress);
363 break;
364 }
365
366 SetSeqNum(pwlanhdr, 0);
367
368 if (bQoS) {
369 struct ieee80211_qos_hdr *pwlanqoshdr;
370
371 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
372
373 pwlanqoshdr = (struct ieee80211_qos_hdr *)pframe;
374 SetPriority(&pwlanqoshdr->qos_ctrl, AC);
375 SetEOSP(&pwlanqoshdr->qos_ctrl, bEosp);
376
377 pktlen = sizeof(struct ieee80211_qos_hdr);
378 } else {
379 SetFrameSubType(pframe, WIFI_DATA_NULL);
380
381 pktlen = sizeof(struct ieee80211_hdr_3addr);
382 }
383
384 *pLength = pktlen;
385 }
386
ConstructProbeRsp(struct adapter * adapt,u8 * pframe,u32 * pLength,u8 * StaAddr,bool bHideSSID)387 static void ConstructProbeRsp(struct adapter *adapt, u8 *pframe, u32 *pLength, u8 *StaAddr, bool bHideSSID)
388 {
389 struct ieee80211_hdr *pwlanhdr;
390 __le16 *fctrl;
391 u8 *mac, *bssid;
392 u32 pktlen;
393 struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
394 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
395 struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
396
397 pwlanhdr = (struct ieee80211_hdr *)pframe;
398
399 mac = myid(&adapt->eeprompriv);
400 bssid = cur_network->MacAddress;
401
402 fctrl = &pwlanhdr->frame_control;
403 *(fctrl) = 0;
404 ether_addr_copy(pwlanhdr->addr1, StaAddr);
405 ether_addr_copy(pwlanhdr->addr2, mac);
406 ether_addr_copy(pwlanhdr->addr3, bssid);
407
408 SetSeqNum(pwlanhdr, 0);
409 SetFrameSubType(fctrl, WIFI_PROBERSP);
410
411 pktlen = sizeof(struct ieee80211_hdr_3addr);
412 pframe += pktlen;
413
414 if (cur_network->ie_length > MAX_IE_SZ)
415 return;
416
417 memcpy(pframe, cur_network->ies, cur_network->ie_length);
418 pframe += cur_network->ie_length;
419 pktlen += cur_network->ie_length;
420
421 *pLength = pktlen;
422 }
423
424 /* */
425 /* Description: Fill the reserved packets that FW will use to RSVD page. */
426 /* Now we just send 4 types packet to rsvd page. */
427 /* (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */
428 /* Input: */
429 /* bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */
430 /* so we need to set the packet length to total length. */
431 /* true: At the second time, we should send the first packet (default:beacon) */
432 /* to Hw again and set the length in descriptor to the real beacon length. */
433 /* 2009.10.15 by tynli. */
SetFwRsvdPagePkt(struct adapter * adapt,bool bDLFinished)434 static void SetFwRsvdPagePkt(struct adapter *adapt, bool bDLFinished)
435 {
436 struct xmit_frame *pmgntframe;
437 struct pkt_attrib *pattrib;
438 struct xmit_priv *pxmitpriv;
439 struct mlme_ext_priv *pmlmeext;
440 struct mlme_ext_info *pmlmeinfo;
441 u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength;
442 u32 NullDataLength, QosNullLength;
443 u8 *ReservedPagePacket;
444 u8 PageNum, PageNeed, TxDescLen;
445 u16 BufIndex;
446 u32 TotalPacketLen;
447 struct rsvdpage_loc RsvdPageLoc;
448 struct wlan_bssid_ex *pnetwork;
449
450 DBG_88E("%s\n", __func__);
451 ReservedPagePacket = kzalloc(1000, GFP_KERNEL);
452 if (!ReservedPagePacket) {
453 DBG_88E("%s: alloc ReservedPagePacket fail!\n", __func__);
454 return;
455 }
456
457 pxmitpriv = &adapt->xmitpriv;
458 pmlmeext = &adapt->mlmeextpriv;
459 pmlmeinfo = &pmlmeext->mlmext_info;
460 pnetwork = &pmlmeinfo->network;
461
462 TxDescLen = TXDESC_SIZE;
463 PageNum = 0;
464
465 /* 3 (1) beacon * 2 pages */
466 BufIndex = TXDESC_OFFSET;
467 ConstructBeacon(adapt, &ReservedPagePacket[BufIndex], &BeaconLength);
468
469 /* When we count the first page size, we need to reserve description size for the RSVD */
470 /* packet, it will be filled in front of the packet in TXPKTBUF. */
471 PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength);
472 /* To reserved 2 pages for beacon buffer. 2010.06.24. */
473 if (PageNeed == 1)
474 PageNeed += 1;
475 PageNum += PageNeed;
476 adapt->HalData->FwRsvdPageStartOffset = PageNum;
477
478 BufIndex += PageNeed * 128;
479
480 /* 3 (2) ps-poll *1 page */
481 RsvdPageLoc.LocPsPoll = PageNum;
482 ConstructPSPoll(adapt, &ReservedPagePacket[BufIndex], &PSPollLength);
483 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false);
484
485 PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength);
486 PageNum += PageNeed;
487
488 BufIndex += PageNeed * 128;
489
490 /* 3 (3) null data * 1 page */
491 RsvdPageLoc.LocNullData = PageNum;
492 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex], &NullDataLength, pnetwork->MacAddress, false, 0, 0, false);
493 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false);
494
495 PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength);
496 PageNum += PageNeed;
497
498 BufIndex += PageNeed * 128;
499
500 /* 3 (4) probe response * 1page */
501 RsvdPageLoc.LocProbeRsp = PageNum;
502 ConstructProbeRsp(adapt, &ReservedPagePacket[BufIndex], &ProbeRspLength, pnetwork->MacAddress, false);
503 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false);
504
505 PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength);
506 PageNum += PageNeed;
507
508 BufIndex += PageNeed * 128;
509
510 /* 3 (5) Qos null data */
511 RsvdPageLoc.LocQosNull = PageNum;
512 ConstructNullFunctionData(adapt, &ReservedPagePacket[BufIndex],
513 &QosNullLength, pnetwork->MacAddress, true, 0, 0, false);
514 rtl8188e_fill_fake_txdesc(adapt, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false);
515
516 PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength);
517 PageNum += PageNeed;
518
519 TotalPacketLen = BufIndex + QosNullLength;
520 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
521 if (!pmgntframe)
522 goto exit;
523
524 /* update attribute */
525 pattrib = &pmgntframe->attrib;
526 update_mgntframe_attrib(adapt, pattrib);
527 pattrib->qsel = 0x10;
528 pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET;
529 pattrib->pktlen = pattrib->last_txcmdsz;
530 memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen);
531
532 rtw_hal_mgnt_xmit(adapt, pmgntframe);
533
534 DBG_88E("%s: Set RSVD page location to Fw\n", __func__);
535 FillH2CCmd_88E(adapt, H2C_COM_RSVD_PAGE, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc);
536
537 exit:
538 kfree(ReservedPagePacket);
539 }
540
rtl8188e_set_FwJoinBssReport_cmd(struct adapter * adapt,u8 mstatus)541 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
542 {
543 struct hal_data_8188e *haldata = adapt->HalData;
544 struct mlme_ext_priv *pmlmeext = &adapt->mlmeextpriv;
545 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
546 bool bSendBeacon = false;
547 bool bcn_valid = false;
548 u8 DLBcnCount = 0;
549 u32 poll = 0;
550
551 DBG_88E("%s mstatus(%x)\n", __func__, mstatus);
552
553 if (mstatus == 1) {
554 /* We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */
555 /* Suggested by filen. Added by tynli. */
556 usb_write16(adapt, REG_BCN_PSR_RPT, (0xC000|pmlmeinfo->aid));
557 /* Do not set TSF again here or vWiFi beacon DMA INT will not work. */
558
559 /* Set REG_CR bit 8. DMA beacon by SW. */
560 haldata->RegCR_1 |= BIT(0);
561 usb_write8(adapt, REG_CR+1, haldata->RegCR_1);
562
563 /* Disable Hw protection for a time which revserd for Hw sending beacon. */
564 /* Fix download reserved page packet fail that access collision with the protection time. */
565 /* 2010.05.11. Added by tynli. */
566 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(3)));
567 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(4));
568
569 if (haldata->RegFwHwTxQCtrl & BIT(6)) {
570 DBG_88E("HalDownloadRSVDPage(): There is an Adapter is sending beacon.\n");
571 bSendBeacon = true;
572 }
573
574 /* Set FWHW_TXQ_CTRL 0x422[6]=0 to tell Hw the packet is not a real beacon frame. */
575 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl&(~BIT(6))));
576 haldata->RegFwHwTxQCtrl &= (~BIT(6));
577
578 /* Clear beacon valid check bit. */
579 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
580 DLBcnCount = 0;
581 poll = 0;
582 do {
583 /* download rsvd page. */
584 SetFwRsvdPagePkt(adapt, false);
585 DLBcnCount++;
586 do {
587 yield();
588 /* mdelay(10); */
589 /* check rsvd page download OK. */
590 rtw_hal_get_hwreg(adapt, HW_VAR_BCN_VALID, (u8 *)(&bcn_valid));
591 poll++;
592 } while (!bcn_valid && (poll%10) != 0 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
593 } while (!bcn_valid && DLBcnCount <= 100 && !adapt->bSurpriseRemoved && !adapt->bDriverStopped);
594
595 if (adapt->bSurpriseRemoved || adapt->bDriverStopped)
596 ;
597 else if (!bcn_valid)
598 DBG_88E("%s: 1 Download RSVD page failed! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
599 else
600 DBG_88E("%s: 1 Download RSVD success! DLBcnCount:%u, poll:%u\n", __func__, DLBcnCount, poll);
601 /* */
602 /* We just can send the reserved page twice during the time that Tx thread is stopped (e.g. pnpsetpower) */
603 /* because we need to free the Tx BCN Desc which is used by the first reserved page packet. */
604 /* At run time, we cannot get the Tx Desc until it is released in TxHandleInterrupt() so we will return */
605 /* the beacon TCB in the following code. 2011.11.23. by tynli. */
606 /* */
607
608 /* Enable Bcn */
609 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL) | BIT(3));
610 usb_write8(adapt, REG_BCN_CTRL, usb_read8(adapt, REG_BCN_CTRL)&(~BIT(4)));
611
612 /* To make sure that if there exists an adapter which would like to send beacon. */
613 /* If exists, the origianl value of 0x422[6] will be 1, we should check this to */
614 /* prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */
615 /* the beacon cannot be sent by HW. */
616 /* 2010.06.23. Added by tynli. */
617 if (bSendBeacon) {
618 usb_write8(adapt, REG_FWHW_TXQ_CTRL+2, (haldata->RegFwHwTxQCtrl | BIT(6)));
619 haldata->RegFwHwTxQCtrl |= BIT(6);
620 }
621
622 /* Update RSVD page location H2C to Fw. */
623 if (bcn_valid) {
624 rtw_hal_set_hwreg(adapt, HW_VAR_BCN_VALID, NULL);
625 DBG_88E("Set RSVD page location to Fw.\n");
626 }
627
628 /* Do not enable HW DMA BCN or it will cause Pcie interface hang by timing issue. 2011.11.24. by tynli. */
629 /* Clear CR[8] or beacon packet will not be send to TxBuf anymore. */
630 haldata->RegCR_1 &= (~BIT(0));
631 usb_write8(adapt, REG_CR+1, haldata->RegCR_1);
632 }
633 }
634