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