1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2017 Realtek Corporation.
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 _RTW_TDLS_C_
16
17 #include <drv_types.h>
18 #include <hal_data.h>
19
20 #ifdef CONFIG_TDLS
21 #define ONE_SEC 1000 /* 1000 ms */
22
23 extern unsigned char MCS_rate_2R[16];
24 extern unsigned char MCS_rate_1R[16];
25
rtw_tdls_set_link_established(_adapter * adapter,bool en)26 inline void rtw_tdls_set_link_established(_adapter *adapter, bool en)
27 {
28 adapter->tdlsinfo.link_established = en;
29 rtw_mi_update_iface_status(&(adapter->mlmepriv), 0);
30 }
31
rtw_reset_tdls_info(_adapter * padapter)32 void rtw_reset_tdls_info(_adapter *padapter)
33 {
34 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
35
36 ptdlsinfo->ap_prohibited = _FALSE;
37
38 /* For TDLS channel switch, currently we only allow it to work in wifi logo test mode */
39 if (padapter->registrypriv.wifi_spec == 1)
40 ptdlsinfo->ch_switch_prohibited = _FALSE;
41 else
42 ptdlsinfo->ch_switch_prohibited = _TRUE;
43
44 rtw_tdls_set_link_established(padapter, _FALSE);
45 ptdlsinfo->sta_cnt = 0;
46 ptdlsinfo->sta_maximum = _FALSE;
47
48 #ifdef CONFIG_TDLS_CH_SW
49 ptdlsinfo->chsw_info.ch_sw_state = TDLS_STATE_NONE;
50 ATOMIC_SET(&ptdlsinfo->chsw_info.chsw_on, _FALSE);
51 ptdlsinfo->chsw_info.off_ch_num = 0;
52 ptdlsinfo->chsw_info.ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
53 ptdlsinfo->chsw_info.cur_time = 0;
54 ptdlsinfo->chsw_info.delay_switch_back = _FALSE;
55 ptdlsinfo->chsw_info.dump_stack = _FALSE;
56 #endif
57
58 ptdlsinfo->ch_sensing = 0;
59 ptdlsinfo->watchdog_count = 0;
60 ptdlsinfo->dev_discovered = _FALSE;
61
62 #ifdef CONFIG_WFD
63 ptdlsinfo->wfd_info = &padapter->wfd_info;
64 #endif
65
66 ptdlsinfo->tdls_sctx = NULL;
67 }
68
rtw_init_tdls_info(_adapter * padapter)69 int rtw_init_tdls_info(_adapter *padapter)
70 {
71 int res = _SUCCESS;
72 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
73
74 rtw_reset_tdls_info(padapter);
75
76 #ifdef CONFIG_TDLS_DRIVER_SETUP
77 ptdlsinfo->driver_setup = _TRUE;
78 #else
79 ptdlsinfo->driver_setup = _FALSE;
80 #endif /* CONFIG_TDLS_DRIVER_SETUP */
81
82 _rtw_spinlock_init(&ptdlsinfo->cmd_lock);
83 _rtw_spinlock_init(&ptdlsinfo->hdl_lock);
84
85 return res;
86
87 }
88
rtw_free_tdls_info(struct tdls_info * ptdlsinfo)89 void rtw_free_tdls_info(struct tdls_info *ptdlsinfo)
90 {
91 _rtw_spinlock_free(&ptdlsinfo->cmd_lock);
92 _rtw_spinlock_free(&ptdlsinfo->hdl_lock);
93
94 _rtw_memset(ptdlsinfo, 0, sizeof(struct tdls_info));
95
96 }
97
rtw_free_all_tdls_sta(_adapter * padapter,u8 enqueue_cmd)98 void rtw_free_all_tdls_sta(_adapter *padapter, u8 enqueue_cmd)
99 {
100 struct sta_priv *pstapriv = &padapter->stapriv;
101 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
102 _irqL irqL;
103 _list *plist, *phead;
104 s32 index;
105 struct sta_info *psta = NULL;
106 struct sta_info *ptdls_sta[NUM_STA];
107 u8 empty_hwaddr[ETH_ALEN] = { 0x00 };
108
109 _rtw_memset(ptdls_sta, 0x00, sizeof(ptdls_sta));
110
111 _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
112 for (index = 0; index < NUM_STA; index++) {
113 phead = &(pstapriv->sta_hash[index]);
114 plist = get_next(phead);
115
116 while (rtw_end_of_queue_search(phead, plist) == _FALSE) {
117 psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
118
119 plist = get_next(plist);
120
121 if (psta->tdls_sta_state != TDLS_STATE_NONE)
122 ptdls_sta[index] = psta;
123 }
124 }
125 _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
126
127 for (index = 0; index < NUM_STA; index++) {
128 if (ptdls_sta[index]) {
129 struct TDLSoption_param tdls_param;
130
131 psta = ptdls_sta[index];
132
133 RTW_INFO("Do tear down to "MAC_FMT" by enqueue_cmd = %d\n", MAC_ARG(psta->cmn.mac_addr), enqueue_cmd);
134
135 _rtw_memcpy(&(tdls_param.addr), psta->cmn.mac_addr, ETH_ALEN);
136 tdls_param.option = TDLS_TEARDOWN_STA_NO_WAIT;
137 tdls_hdl(padapter, (unsigned char *)&(tdls_param));
138
139 rtw_tdls_teardown_pre_hdl(padapter, psta);
140
141 if (enqueue_cmd == _TRUE)
142 rtw_tdls_cmd(padapter, psta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
143 else
144 {
145 tdls_param.option = TDLS_TEARDOWN_STA_LOCALLY_POST;
146 tdls_hdl(padapter, (unsigned char *)&(tdls_param));
147 }
148 }
149 }
150 }
151
check_ap_tdls_prohibited(u8 * pframe,u8 pkt_len)152 int check_ap_tdls_prohibited(u8 *pframe, u8 pkt_len)
153 {
154 u8 tdls_prohibited_bit = 0x40; /* bit(38); TDLS_prohibited */
155
156 if (pkt_len < 5)
157 return _FALSE;
158
159 pframe += 4;
160 if ((*pframe) & tdls_prohibited_bit)
161 return _TRUE;
162
163 return _FALSE;
164 }
165
check_ap_tdls_ch_switching_prohibited(u8 * pframe,u8 pkt_len)166 int check_ap_tdls_ch_switching_prohibited(u8 *pframe, u8 pkt_len)
167 {
168 u8 tdls_ch_swithcing_prohibited_bit = 0x80; /* bit(39); TDLS_channel_switching prohibited */
169
170 if (pkt_len < 5)
171 return _FALSE;
172
173 pframe += 4;
174 if ((*pframe) & tdls_ch_swithcing_prohibited_bit)
175 return _TRUE;
176
177 return _FALSE;
178 }
179
rtw_is_tdls_enabled(_adapter * padapter)180 u8 rtw_is_tdls_enabled(_adapter *padapter)
181 {
182 return padapter->registrypriv.en_tdls;
183 }
184
rtw_set_tdls_enable(_adapter * padapter,u8 enable)185 void rtw_set_tdls_enable(_adapter *padapter, u8 enable)
186 {
187 padapter->registrypriv.en_tdls = enable;
188 RTW_INFO("%s: en_tdls = %d\n", __func__, rtw_is_tdls_enabled(padapter));
189 }
190
rtw_enable_tdls_func(_adapter * padapter)191 void rtw_enable_tdls_func(_adapter *padapter)
192 {
193 if (rtw_is_tdls_enabled(padapter) == _TRUE)
194 return;
195
196 #if 0
197 #ifdef CONFIG_MCC_MODE
198 if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC) == _TRUE) {
199 RTW_INFO("[TDLS] MCC is running, can't enable TDLS !\n");
200 return;
201 }
202 #endif
203 #endif
204 rtw_set_tdls_enable(padapter, _TRUE);
205 }
206
rtw_disable_tdls_func(_adapter * padapter,u8 enqueue_cmd)207 void rtw_disable_tdls_func(_adapter *padapter, u8 enqueue_cmd)
208 {
209 if (rtw_is_tdls_enabled(padapter) == _FALSE)
210 return;
211
212 rtw_free_all_tdls_sta(padapter, enqueue_cmd);
213 rtw_tdls_cmd(padapter, NULL, TDLS_RS_RCR);
214 rtw_reset_tdls_info(padapter);
215
216 rtw_set_tdls_enable(padapter, _FALSE);
217 }
218
rtw_is_tdls_sta_existed(_adapter * padapter)219 u8 rtw_is_tdls_sta_existed(_adapter *padapter)
220 {
221 struct sta_priv *pstapriv = &padapter->stapriv;
222 struct sta_info *psta;
223 int i = 0;
224 _irqL irqL;
225 _list *plist, *phead;
226 u8 ret = _FALSE;
227
228 if (rtw_is_tdls_enabled(padapter) == _FALSE)
229 return _FALSE;
230
231 _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
232
233 for (i = 0; i < NUM_STA; i++) {
234 phead = &(pstapriv->sta_hash[i]);
235 plist = get_next(phead);
236 while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
237 psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
238 plist = get_next(plist);
239 if (psta->tdls_sta_state != TDLS_STATE_NONE) {
240 ret = _TRUE;
241 goto Exit;
242 }
243 }
244 }
245
246 Exit:
247
248 _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
249
250 return ret;
251 }
252
rtw_tdls_is_setup_allowed(_adapter * padapter)253 u8 rtw_tdls_is_setup_allowed(_adapter *padapter)
254 {
255 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
256
257 if (is_client_associated_to_ap(padapter) == _FALSE)
258 return _FALSE;
259
260 if (ptdlsinfo->ap_prohibited == _TRUE)
261 return _FALSE;
262
263 return _TRUE;
264 }
265
266 #ifdef CONFIG_TDLS_CH_SW
rtw_tdls_is_chsw_allowed(_adapter * padapter)267 u8 rtw_tdls_is_chsw_allowed(_adapter *padapter)
268 {
269 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
270
271 if (ptdlsinfo->ch_switch_prohibited == _TRUE)
272 return _FALSE;
273
274 if (padapter->registrypriv.wifi_spec == 0)
275 return _FALSE;
276
277 return _TRUE;
278 }
279 #endif
280
_issue_nulldata_to_TDLS_peer_STA(_adapter * padapter,unsigned char * da,unsigned int power_mode,int wait_ms)281 int _issue_nulldata_to_TDLS_peer_STA(_adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ms)
282 {
283 int ret = _FAIL;
284 struct xmit_frame *pmgntframe;
285 struct pkt_attrib *pattrib;
286 unsigned char *pframe;
287 struct rtw_ieee80211_hdr *pwlanhdr;
288 unsigned short *fctrl, *qc;
289 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
290 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
291 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
292
293 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
294 if (pmgntframe == NULL)
295 goto exit;
296
297 pattrib = &pmgntframe->attrib;
298 update_mgntframe_attrib(padapter, pattrib);
299
300 pattrib->hdrlen += 2;
301 pattrib->qos_en = _TRUE;
302 pattrib->eosp = 1;
303 pattrib->ack_policy = 0;
304 pattrib->mdata = 0;
305 pattrib->retry_ctrl = _FALSE;
306
307 _rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
308
309 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
310 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
311
312 fctrl = &(pwlanhdr->frame_ctl);
313 *(fctrl) = 0;
314
315 if (power_mode)
316 SetPwrMgt(fctrl);
317
318 qc = (unsigned short *)(pframe + pattrib->hdrlen - 2);
319
320 SetPriority(qc, 7); /* Set priority to VO */
321
322 SetEOSP(qc, pattrib->eosp);
323
324 SetAckpolicy(qc, pattrib->ack_policy);
325
326 _rtw_memcpy(pwlanhdr->addr1, da, ETH_ALEN);
327 _rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
328 _rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
329
330 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
331 pmlmeext->mgnt_seq++;
332 set_frame_sub_type(pframe, WIFI_QOS_DATA_NULL);
333
334 pframe += sizeof(struct rtw_ieee80211_hdr_3addr_qos);
335 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
336
337 pattrib->last_txcmdsz = pattrib->pktlen;
338
339 if (wait_ms)
340 ret = dump_mgntframe_and_wait_ack_timeout(padapter, pmgntframe, wait_ms);
341 else {
342 dump_mgntframe(padapter, pmgntframe);
343 ret = _SUCCESS;
344 }
345
346 exit:
347 return ret;
348
349 }
350
351 /*
352 *wait_ms == 0 means that there is no need to wait ack through C2H_CCX_TX_RPT
353 *wait_ms > 0 means you want to wait ack through C2H_CCX_TX_RPT, and the value of wait_ms means the interval between each TX
354 *try_cnt means the maximal TX count to try
355 */
issue_nulldata_to_TDLS_peer_STA(_adapter * padapter,unsigned char * da,unsigned int power_mode,int try_cnt,int wait_ms)356 int issue_nulldata_to_TDLS_peer_STA(_adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms)
357 {
358 int ret;
359 int i = 0;
360 systime start = rtw_get_current_time();
361 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
362 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
363
364 #if 0
365 psta = rtw_get_stainfo(&padapter->stapriv, da);
366 if (psta) {
367 if (power_mode)
368 rtw_hal_macid_sleep(padapter, psta->cmn.mac_id);
369 else
370 rtw_hal_macid_wakeup(padapter, psta->cmn.mac_id);
371 } else {
372 RTW_INFO(FUNC_ADPT_FMT ": Can't find sta info for " MAC_FMT ", skip macid %s!!\n",
373 FUNC_ADPT_ARG(padapter), MAC_ARG(da), power_mode ? "sleep" : "wakeup");
374 rtw_warn_on(1);
375 }
376 #endif
377
378 do {
379 ret = _issue_nulldata_to_TDLS_peer_STA(padapter, da, power_mode, wait_ms);
380
381 i++;
382
383 if (RTW_CANNOT_RUN(padapter))
384 break;
385
386 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
387 rtw_msleep_os(wait_ms);
388
389 } while ((i < try_cnt) && (ret == _FAIL || wait_ms == 0));
390
391 if (ret != _FAIL) {
392 ret = _SUCCESS;
393 #ifndef DBG_XMIT_ACK
394 goto exit;
395 #endif
396 }
397
398 if (try_cnt && wait_ms) {
399 if (da)
400 RTW_INFO(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
401 FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
402 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
403 else
404 RTW_INFO(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
405 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
406 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
407 }
408 exit:
409 return ret;
410 }
411
412 /* TDLS encryption(if needed) will always be CCMP */
rtw_tdls_set_key(_adapter * padapter,struct sta_info * ptdls_sta)413 void rtw_tdls_set_key(_adapter *padapter, struct sta_info *ptdls_sta)
414 {
415 ptdls_sta->dot118021XPrivacy = _AES_;
416 rtw_setstakey_cmd(padapter, ptdls_sta, TDLS_KEY, _TRUE);
417 }
418
419 #ifdef CONFIG_80211N_HT
rtw_tdls_process_ht_cap(_adapter * padapter,struct sta_info * ptdls_sta,u8 * data,u8 Length)420 void rtw_tdls_process_ht_cap(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
421 {
422 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
423 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
424 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
425 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
426 u8 max_AMPDU_len, min_MPDU_spacing;
427 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0;
428
429 /* Save HT capabilities in the sta object */
430 _rtw_memset(&ptdls_sta->htpriv.ht_cap, 0, sizeof(struct rtw_ieee80211_ht_cap));
431 if (data && Length >= sizeof(struct rtw_ieee80211_ht_cap)) {
432 ptdls_sta->flags |= WLAN_STA_HT;
433 ptdls_sta->flags |= WLAN_STA_WME;
434
435 _rtw_memcpy(&ptdls_sta->htpriv.ht_cap, data, sizeof(struct rtw_ieee80211_ht_cap));
436 } else {
437 ptdls_sta->flags &= ~WLAN_STA_HT;
438 return;
439 }
440
441 if (ptdls_sta->flags & WLAN_STA_HT) {
442 if (padapter->registrypriv.ht_enable == _TRUE && is_supported_ht(padapter->registrypriv.wireless_mode) ) {
443 ptdls_sta->htpriv.ht_option = _TRUE;
444 ptdls_sta->qos_option = _TRUE;
445 } else {
446 ptdls_sta->htpriv.ht_option = _FALSE;
447 ptdls_sta->qos_option = _FALSE;
448 }
449 }
450
451 /* HT related cap */
452 if (ptdls_sta->htpriv.ht_option) {
453 /* Check if sta supports rx ampdu */
454 if (padapter->registrypriv.ampdu_enable == 1)
455 ptdls_sta->htpriv.ampdu_enable = _TRUE;
456
457 /* AMPDU Parameters field */
458 /* Get MIN of MAX AMPDU Length Exp */
459 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (data[2] & 0x3))
460 max_AMPDU_len = (data[2] & 0x3);
461 else
462 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
463 /* Get MAX of MIN MPDU Start Spacing */
464 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (data[2] & 0x1c))
465 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
466 else
467 min_MPDU_spacing = (data[2] & 0x1c);
468 ptdls_sta->htpriv.rx_ampdu_min_spacing = max_AMPDU_len | min_MPDU_spacing;
469
470 /* Check if sta support s Short GI 20M */
471 if ((phtpriv->sgi_20m == _TRUE) && (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SGI_20)))
472 ptdls_sta->htpriv.sgi_20m = _TRUE;
473
474 /* Check if sta support s Short GI 40M */
475 if ((phtpriv->sgi_40m == _TRUE) && (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SGI_40)))
476 ptdls_sta->htpriv.sgi_40m = _TRUE;
477
478 /* Bwmode would still followed AP's setting */
479 if (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH)) {
480 if (padapter->mlmeextpriv.cur_bwmode >= CHANNEL_WIDTH_40)
481 ptdls_sta->cmn.bw_mode = CHANNEL_WIDTH_40;
482 ptdls_sta->htpriv.ch_offset = padapter->mlmeextpriv.cur_ch_offset;
483 }
484
485 /* Config LDPC Coding Capability */
486 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(data)) {
487 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
488 RTW_INFO("Enable HT Tx LDPC!\n");
489 }
490 ptdls_sta->htpriv.ldpc_cap = cur_ldpc_cap;
491
492 /* Config STBC setting */
493 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(data)) {
494 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
495 RTW_INFO("Enable HT Tx STBC!\n");
496 }
497 ptdls_sta->htpriv.stbc_cap = cur_stbc_cap;
498
499 #ifdef CONFIG_BEAMFORMING
500 /* Config Tx beamforming setting */
501 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
502 GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(data))
503 SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
504
505 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
506 GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(data))
507 SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
508 ptdls_sta->htpriv.beamform_cap = cur_beamform_cap;
509 if (cur_beamform_cap)
510 RTW_INFO("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
511 #endif /* CONFIG_BEAMFORMING */
512 }
513
514 }
515
rtw_tdls_set_ht_cap(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)516 u8 *rtw_tdls_set_ht_cap(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
517 {
518 rtw_ht_use_default_setting(padapter);
519
520 if (padapter->registrypriv.wifi_spec == 1) {
521 padapter->mlmepriv.htpriv.sgi_20m = _FALSE;
522 padapter->mlmepriv.htpriv.sgi_40m = _FALSE;
523 }
524
525 rtw_restructure_ht_ie(padapter, NULL, pframe, 0, &(pattrib->pktlen), padapter->mlmeextpriv.cur_channel);
526
527 return pframe + pattrib->pktlen;
528 }
529 #endif
530
531 #ifdef CONFIG_80211AC_VHT
rtw_tdls_process_vht_cap(_adapter * padapter,struct sta_info * ptdls_sta,u8 * data,u8 Length)532 void rtw_tdls_process_vht_cap(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
533 {
534 struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
535 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
536 struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
537 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, tx_nss = 0;
538 u16 cur_beamform_cap = 0;
539 u8 *pcap_mcs;
540
541 _rtw_memset(&ptdls_sta->vhtpriv, 0, sizeof(struct vht_priv));
542 if (data && Length == 12) {
543 ptdls_sta->flags |= WLAN_STA_VHT;
544
545 _rtw_memcpy(ptdls_sta->vhtpriv.vht_cap, data, 12);
546
547 #if 0
548 if (elems.vht_op_mode_notify && elems.vht_op_mode_notify_len == 1)
549 _rtw_memcpy(&pstat->vhtpriv.vht_op_mode_notify, elems.vht_op_mode_notify, 1);
550 else /* for Frame without Operating Mode notify ie; default: 80M */
551 pstat->vhtpriv.vht_op_mode_notify = CHANNEL_WIDTH_80;
552 #else
553 ptdls_sta->vhtpriv.vht_op_mode_notify = CHANNEL_WIDTH_80;
554 #endif
555 } else {
556 ptdls_sta->flags &= ~WLAN_STA_VHT;
557 return;
558 }
559
560 if (ptdls_sta->flags & WLAN_STA_VHT) {
561 if (REGSTY_IS_11AC_ENABLE(&padapter->registrypriv)
562 && is_supported_vht(padapter->registrypriv.wireless_mode)
563 && (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))) {
564 ptdls_sta->vhtpriv.vht_option = _TRUE;
565 ptdls_sta->cmn.ra_info.is_vht_enable = _TRUE;
566 }
567 else
568 ptdls_sta->vhtpriv.vht_option = _FALSE;
569 }
570
571 /* B4 Rx LDPC */
572 if (TEST_FLAG(pvhtpriv->ldpc_cap, LDPC_VHT_ENABLE_TX) &&
573 GET_VHT_CAPABILITY_ELE_RX_LDPC(data)) {
574 SET_FLAG(cur_ldpc_cap, (LDPC_VHT_ENABLE_TX | LDPC_VHT_CAP_TX));
575 RTW_INFO("Current VHT LDPC Setting = %02X\n", cur_ldpc_cap);
576 }
577 ptdls_sta->vhtpriv.ldpc_cap = cur_ldpc_cap;
578
579 /* B5 Short GI for 80 MHz */
580 ptdls_sta->vhtpriv.sgi_80m = (GET_VHT_CAPABILITY_ELE_SHORT_GI80M(data) & pvhtpriv->sgi_80m) ? _TRUE : _FALSE;
581
582 /* B8 B9 B10 Rx STBC */
583 if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_TX) &&
584 GET_VHT_CAPABILITY_ELE_RX_STBC(data)) {
585 SET_FLAG(cur_stbc_cap, (STBC_VHT_ENABLE_TX | STBC_VHT_CAP_TX));
586 RTW_INFO("Current VHT STBC Setting = %02X\n", cur_stbc_cap);
587 }
588 ptdls_sta->vhtpriv.stbc_cap = cur_stbc_cap;
589
590 #ifdef CONFIG_BEAMFORMING
591 /* B11 SU Beamformer Capable, the target supports Beamformer and we are Beamformee */
592 if (TEST_FLAG(pvhtpriv->beamform_cap, BEAMFORMING_VHT_BEAMFORMER_ENABLE) &&
593 GET_VHT_CAPABILITY_ELE_SU_BFEE(data))
594 SET_FLAG(cur_beamform_cap, BEAMFORMING_VHT_BEAMFORMEE_ENABLE);
595
596 /* B12 SU Beamformee Capable, the target supports Beamformee and we are Beamformer */
597 if (TEST_FLAG(pvhtpriv->beamform_cap, BEAMFORMING_VHT_BEAMFORMEE_ENABLE) &&
598 GET_VHT_CAPABILITY_ELE_SU_BFER(data))
599 SET_FLAG(cur_beamform_cap, BEAMFORMING_VHT_BEAMFORMER_ENABLE);
600 ptdls_sta->vhtpriv.beamform_cap = cur_beamform_cap;
601 ptdls_sta->cmn.bf_info.vht_beamform_cap = cur_beamform_cap;
602 if (cur_beamform_cap)
603 RTW_INFO("Current VHT Beamforming Setting = %02X\n", cur_beamform_cap);
604 #endif /*CONFIG_BEAMFORMING*/
605
606 /* B23 B24 B25 Maximum A-MPDU Length Exponent */
607 ptdls_sta->vhtpriv.ampdu_len = GET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(data);
608
609 pcap_mcs = GET_VHT_CAPABILITY_ELE_RX_MCS(data);
610 tx_nss = GET_HAL_TX_NSS(padapter);
611 rtw_vht_nss_to_mcsmap(tx_nss, ptdls_sta->vhtpriv.vht_mcs_map, pcap_mcs);
612 ptdls_sta->vhtpriv.vht_highest_rate = rtw_get_vht_highest_rate(ptdls_sta->vhtpriv.vht_mcs_map);
613 }
614
rtw_tdls_process_vht_operation(_adapter * padapter,struct sta_info * ptdls_sta,u8 * data,u8 Length)615 void rtw_tdls_process_vht_operation(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
616 {
617 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
618 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
619 struct registry_priv *regsty = adapter_to_regsty(padapter);
620 u8 operation_bw = 0;
621
622 if (GET_VHT_OPERATION_ELE_CHL_WIDTH(data) >= 1) {
623
624 operation_bw = CHANNEL_WIDTH_80;
625
626 if (hal_is_bw_support(padapter, operation_bw) && REGSTY_IS_BW_5G_SUPPORT(regsty, operation_bw)
627 && (operation_bw <= pmlmeext->cur_bwmode))
628 ptdls_sta->cmn.bw_mode = operation_bw;
629 else
630 ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
631 } else
632 ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
633 }
634
rtw_tdls_process_vht_op_mode_notify(_adapter * padapter,struct sta_info * ptdls_sta,u8 * data,u8 Length)635 void rtw_tdls_process_vht_op_mode_notify(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
636 {
637 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
638 struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
639 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
640 struct registry_priv *regsty = adapter_to_regsty(padapter);
641 u8 target_bw;
642 u8 target_rxss, current_rxss;
643
644 if (pvhtpriv->vht_option == _FALSE)
645 return;
646
647 target_bw = GET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(data);
648 target_rxss = (GET_VHT_OPERATING_MODE_FIELD_RX_NSS(data) + 1);
649
650 if (hal_is_bw_support(padapter, target_bw) && REGSTY_IS_BW_5G_SUPPORT(regsty, target_bw)
651 && (target_bw <= pmlmeext->cur_bwmode))
652 ptdls_sta->cmn.bw_mode = target_bw;
653 else
654 ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
655
656 current_rxss = rtw_vht_mcsmap_to_nss(ptdls_sta->vhtpriv.vht_mcs_map);
657 if (target_rxss != current_rxss) {
658 u8 vht_mcs_map[2] = {};
659
660 rtw_vht_nss_to_mcsmap(target_rxss, vht_mcs_map, ptdls_sta->vhtpriv.vht_mcs_map);
661 _rtw_memcpy(ptdls_sta->vhtpriv.vht_mcs_map, vht_mcs_map, 2);
662 }
663 }
664
rtw_tdls_set_aid(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)665 u8 *rtw_tdls_set_aid(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
666 {
667 return rtw_set_ie(pframe, EID_AID, 2, (u8 *)&(padapter->mlmepriv.cur_network.aid), &(pattrib->pktlen));
668 }
669
rtw_tdls_set_vht_cap(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)670 u8 *rtw_tdls_set_vht_cap(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
671 {
672 u32 ie_len = 0;
673
674 rtw_vht_use_default_setting(padapter);
675
676 ie_len = rtw_build_vht_cap_ie(padapter, pframe);
677 pattrib->pktlen += ie_len;
678
679 return pframe + ie_len;
680 }
681
rtw_tdls_set_vht_operation(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib,u8 channel)682 u8 *rtw_tdls_set_vht_operation(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 channel)
683 {
684 u32 ie_len = 0;
685
686 ie_len = rtw_build_vht_operation_ie(padapter, pframe, channel);
687 pattrib->pktlen += ie_len;
688
689 return pframe + ie_len;
690 }
691
rtw_tdls_set_vht_op_mode_notify(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib,u8 bw)692 u8 *rtw_tdls_set_vht_op_mode_notify(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 bw)
693 {
694 u32 ie_len = 0;
695
696 ie_len = rtw_build_vht_op_mode_notify_ie(padapter, pframe, bw);
697 pattrib->pktlen += ie_len;
698
699 return pframe + ie_len;
700 }
701 #endif
702
703
rtw_tdls_set_sup_ch(_adapter * adapter,u8 * pframe,struct pkt_attrib * pattrib)704 u8 *rtw_tdls_set_sup_ch(_adapter *adapter, u8 *pframe, struct pkt_attrib *pattrib)
705 {
706 struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
707 u8 sup_ch[30 * 2] = {0x00}, ch_set_idx = 0, sup_ch_idx = 2;
708
709 while (ch_set_idx < rfctl->max_chan_nums && rfctl->channel_set[ch_set_idx].ChannelNum != 0) {
710 if (rfctl->channel_set[ch_set_idx].ChannelNum <= 14) {
711 /* TODO: fix 2.4G supported channel when channel doesn't start from 1 and continuous */
712 sup_ch[0] = 1; /* First channel number */
713 sup_ch[1] = rfctl->channel_set[ch_set_idx].ChannelNum; /* Number of channel */
714 } else {
715 sup_ch[sup_ch_idx++] = rfctl->channel_set[ch_set_idx].ChannelNum;
716 sup_ch[sup_ch_idx++] = 1;
717 }
718 ch_set_idx++;
719 }
720
721 return rtw_set_ie(pframe, _SUPPORTED_CH_IE_, sup_ch_idx, sup_ch, &(pattrib->pktlen));
722 }
723
rtw_tdls_set_rsnie(struct tdls_txmgmt * ptxmgmt,u8 * pframe,struct pkt_attrib * pattrib,int init,struct sta_info * ptdls_sta)724 u8 *rtw_tdls_set_rsnie(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, int init, struct sta_info *ptdls_sta)
725 {
726 u8 *p = NULL;
727 int len = 0;
728
729 if (ptxmgmt->len > 0)
730 p = rtw_get_ie(ptxmgmt->buf, _RSN_IE_2_, &len, ptxmgmt->len);
731
732 if (p != NULL)
733 return rtw_set_ie(pframe, _RSN_IE_2_, len, p + 2, &(pattrib->pktlen));
734 else if (init == _TRUE)
735 return rtw_set_ie(pframe, _RSN_IE_2_, sizeof(TDLS_RSNIE), TDLS_RSNIE, &(pattrib->pktlen));
736 else
737 return rtw_set_ie(pframe, _RSN_IE_2_, sizeof(ptdls_sta->TDLS_RSNIE), ptdls_sta->TDLS_RSNIE, &(pattrib->pktlen));
738 }
739
rtw_tdls_set_ext_cap(u8 * pframe,struct pkt_attrib * pattrib)740 u8 *rtw_tdls_set_ext_cap(u8 *pframe, struct pkt_attrib *pattrib)
741 {
742 return rtw_set_ie(pframe, _EXT_CAP_IE_ , sizeof(TDLS_EXT_CAPIE), TDLS_EXT_CAPIE, &(pattrib->pktlen));
743 }
744
rtw_tdls_set_qos_cap(u8 * pframe,struct pkt_attrib * pattrib)745 u8 *rtw_tdls_set_qos_cap(u8 *pframe, struct pkt_attrib *pattrib)
746 {
747 return rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, sizeof(TDLS_WMMIE), TDLS_WMMIE, &(pattrib->pktlen));
748 }
749
rtw_tdls_set_ftie(struct tdls_txmgmt * ptxmgmt,u8 * pframe,struct pkt_attrib * pattrib,u8 * ANonce,u8 * SNonce)750 u8 *rtw_tdls_set_ftie(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, u8 *ANonce, u8 *SNonce)
751 {
752 struct wpa_tdls_ftie FTIE = {0};
753 u8 *p = NULL;
754 int len = 0;
755
756 if (ptxmgmt->len > 0)
757 p = rtw_get_ie(ptxmgmt->buf, _FTIE_, &len, ptxmgmt->len);
758
759 if (p != NULL)
760 return rtw_set_ie(pframe, _FTIE_, len, p + 2, &(pattrib->pktlen));
761 else {
762 if (ANonce != NULL)
763 _rtw_memcpy(FTIE.Anonce, ANonce, WPA_NONCE_LEN);
764 if (SNonce != NULL)
765 _rtw_memcpy(FTIE.Snonce, SNonce, WPA_NONCE_LEN);
766
767 return rtw_set_ie(pframe, _FTIE_, TDLS_FTIE_DATA_LEN,
768 (u8 *)FTIE.data, &(pattrib->pktlen));
769 }
770 }
771
rtw_tdls_set_timeout_interval(struct tdls_txmgmt * ptxmgmt,u8 * pframe,struct pkt_attrib * pattrib,int init,struct sta_info * ptdls_sta)772 u8 *rtw_tdls_set_timeout_interval(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, int init, struct sta_info *ptdls_sta)
773 {
774 u8 timeout_itvl[5]; /* set timeout interval to maximum value */
775 u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
776 u8 *p = NULL;
777 int len = 0;
778
779 if (ptxmgmt->len > 0)
780 p = rtw_get_ie(ptxmgmt->buf, _TIMEOUT_ITVL_IE_, &len, ptxmgmt->len);
781
782 if (p != NULL)
783 return rtw_set_ie(pframe, _TIMEOUT_ITVL_IE_, len, p + 2, &(pattrib->pktlen));
784 else {
785 /* Timeout interval */
786 timeout_itvl[0] = 0x02;
787 if (init == _TRUE)
788 _rtw_memcpy(timeout_itvl + 1, &timeout_interval, 4);
789 else
790 _rtw_memcpy(timeout_itvl + 1, (u8 *)(&ptdls_sta->TDLS_PeerKey_Lifetime), 4);
791
792 return rtw_set_ie(pframe, _TIMEOUT_ITVL_IE_, 5, timeout_itvl, &(pattrib->pktlen));
793 }
794 }
795
rtw_tdls_set_bss_coexist(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)796 u8 *rtw_tdls_set_bss_coexist(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
797 {
798 u8 iedata = 0;
799
800 if (padapter->mlmepriv.num_FortyMHzIntolerant > 0)
801 iedata |= BIT(2); /* 20 MHz BSS Width Request */
802
803 /* Information Bit should be set by TDLS test plan 5.9 */
804 iedata |= BIT(0);
805 return rtw_set_ie(pframe, EID_BSSCoexistence, 1, &iedata, &(pattrib->pktlen));
806 }
807
rtw_tdls_set_payload_type(u8 * pframe,struct pkt_attrib * pattrib)808 u8 *rtw_tdls_set_payload_type(u8 *pframe, struct pkt_attrib *pattrib)
809 {
810 u8 payload_type = 0x02;
811 return rtw_set_fixed_ie(pframe, 1, &(payload_type), &(pattrib->pktlen));
812 }
813
rtw_tdls_set_category(u8 * pframe,struct pkt_attrib * pattrib,u8 category)814 u8 *rtw_tdls_set_category(u8 *pframe, struct pkt_attrib *pattrib, u8 category)
815 {
816 return rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
817 }
818
rtw_tdls_set_action(u8 * pframe,struct pkt_attrib * pattrib,struct tdls_txmgmt * ptxmgmt)819 u8 *rtw_tdls_set_action(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
820 {
821 return rtw_set_fixed_ie(pframe, 1, &(ptxmgmt->action_code), &(pattrib->pktlen));
822 }
823
rtw_tdls_set_status_code(u8 * pframe,struct pkt_attrib * pattrib,struct tdls_txmgmt * ptxmgmt)824 u8 *rtw_tdls_set_status_code(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
825 {
826 return rtw_set_fixed_ie(pframe, 2, (u8 *)&(ptxmgmt->status_code), &(pattrib->pktlen));
827 }
828
rtw_tdls_set_dialog(u8 * pframe,struct pkt_attrib * pattrib,struct tdls_txmgmt * ptxmgmt)829 u8 *rtw_tdls_set_dialog(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
830 {
831 u8 dialogtoken = 1;
832 if (ptxmgmt->dialog_token)
833 return rtw_set_fixed_ie(pframe, 1, &(ptxmgmt->dialog_token), &(pattrib->pktlen));
834 else
835 return rtw_set_fixed_ie(pframe, 1, &(dialogtoken), &(pattrib->pktlen));
836 }
837
rtw_tdls_set_reg_class(u8 * pframe,struct pkt_attrib * pattrib,struct sta_info * ptdls_sta)838 u8 *rtw_tdls_set_reg_class(u8 *pframe, struct pkt_attrib *pattrib, struct sta_info *ptdls_sta)
839 {
840 u8 reg_class = 22;
841 return rtw_set_fixed_ie(pframe, 1, &(reg_class), &(pattrib->pktlen));
842 }
843
rtw_tdls_set_second_channel_offset(u8 * pframe,struct pkt_attrib * pattrib,u8 ch_offset)844 u8 *rtw_tdls_set_second_channel_offset(u8 *pframe, struct pkt_attrib *pattrib, u8 ch_offset)
845 {
846 return rtw_set_ie(pframe, EID_SecondaryChnlOffset , 1, &ch_offset, &(pattrib->pktlen));
847 }
848
rtw_tdls_set_capability(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)849 u8 *rtw_tdls_set_capability(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
850 {
851 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
852 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
853 u8 cap_from_ie[2] = {0};
854
855 _rtw_memcpy(cap_from_ie, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2);
856
857 return rtw_set_fixed_ie(pframe, 2, cap_from_ie, &(pattrib->pktlen));
858 }
859
rtw_tdls_set_supported_rate(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)860 u8 *rtw_tdls_set_supported_rate(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
861 {
862 u8 bssrate[NDIS_802_11_LENGTH_RATES_EX];
863 int bssrate_len = 0;
864 u8 more_supportedrates = 0;
865
866 rtw_set_supported_rate(bssrate, (padapter->registrypriv.wireless_mode == WIRELESS_MODE_MAX) ? padapter->mlmeextpriv.cur_wireless_mode : padapter->registrypriv.wireless_mode);
867 bssrate_len = rtw_get_rateset_len(bssrate);
868
869 if (bssrate_len > 8) {
870 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
871 more_supportedrates = 1;
872 } else
873 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
874
875 /* extended supported rates */
876 if (more_supportedrates == 1)
877 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
878
879 return pframe;
880 }
881
rtw_tdls_set_sup_reg_class(u8 * pframe,struct pkt_attrib * pattrib)882 u8 *rtw_tdls_set_sup_reg_class(u8 *pframe, struct pkt_attrib *pattrib)
883 {
884 return rtw_set_ie(pframe, _SRC_IE_ , sizeof(TDLS_SRC), TDLS_SRC, &(pattrib->pktlen));
885 }
886
rtw_tdls_set_linkid(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib,u8 init)887 u8 *rtw_tdls_set_linkid(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 init)
888 {
889 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
890 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
891
892 u8 link_id_addr[18] = {0};
893
894 _rtw_memcpy(link_id_addr, get_my_bssid(&(pmlmeinfo->network)), 6);
895
896 if (init == _TRUE) {
897 _rtw_memcpy((link_id_addr + 6), pattrib->src, 6);
898 _rtw_memcpy((link_id_addr + 12), pattrib->dst, 6);
899 } else {
900 _rtw_memcpy((link_id_addr + 6), pattrib->dst, 6);
901 _rtw_memcpy((link_id_addr + 12), pattrib->src, 6);
902 }
903 return rtw_set_ie(pframe, _LINK_ID_IE_, 18, link_id_addr, &(pattrib->pktlen));
904 }
905
906 #ifdef CONFIG_TDLS_CH_SW
rtw_tdls_set_target_ch(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)907 u8 *rtw_tdls_set_target_ch(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
908 {
909 u8 target_ch = 1;
910 if (padapter->tdlsinfo.chsw_info.off_ch_num)
911 return rtw_set_fixed_ie(pframe, 1, &(padapter->tdlsinfo.chsw_info.off_ch_num), &(pattrib->pktlen));
912 else
913 return rtw_set_fixed_ie(pframe, 1, &(target_ch), &(pattrib->pktlen));
914 }
915
rtw_tdls_set_ch_sw(u8 * pframe,struct pkt_attrib * pattrib,struct sta_info * ptdls_sta)916 u8 *rtw_tdls_set_ch_sw(u8 *pframe, struct pkt_attrib *pattrib, struct sta_info *ptdls_sta)
917 {
918 u8 ch_switch_timing[4] = {0};
919 u16 switch_time = (ptdls_sta->ch_switch_time >= TDLS_CH_SWITCH_TIME * 1000) ?
920 ptdls_sta->ch_switch_time : TDLS_CH_SWITCH_TIME;
921 u16 switch_timeout = (ptdls_sta->ch_switch_timeout >= TDLS_CH_SWITCH_TIMEOUT * 1000) ?
922 ptdls_sta->ch_switch_timeout : TDLS_CH_SWITCH_TIMEOUT;
923
924 _rtw_memcpy(ch_switch_timing, &switch_time, 2);
925 _rtw_memcpy(ch_switch_timing + 2, &switch_timeout, 2);
926
927 return rtw_set_ie(pframe, _CH_SWITCH_TIMING_, 4, ch_switch_timing, &(pattrib->pktlen));
928 }
929
rtw_tdls_set_ch_sw_oper_control(_adapter * padapter,u8 enable)930 void rtw_tdls_set_ch_sw_oper_control(_adapter *padapter, u8 enable)
931 {
932 HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
933
934 if (enable == _TRUE) {
935 #ifdef CONFIG_TDLS_CH_SW_V2
936 pHalData->ch_switch_offload = _TRUE;
937 #endif
938
939 #ifdef CONFIG_TDLS_CH_SW_BY_DRV
940 pHalData->ch_switch_offload = _FALSE;
941 #endif
942 }
943 else
944 pHalData->ch_switch_offload = _FALSE;
945
946 if (ATOMIC_READ(&padapter->tdlsinfo.chsw_info.chsw_on) != enable)
947 ATOMIC_SET(&padapter->tdlsinfo.chsw_info.chsw_on, enable);
948
949 rtw_hal_set_hwreg(padapter, HW_VAR_TDLS_BCN_EARLY_C2H_RPT, &enable);
950 RTW_INFO("[TDLS] %s Bcn Early C2H Report\n", (enable == _TRUE) ? "Start" : "Stop");
951 }
952
rtw_tdls_ch_sw_back_to_base_chnl(_adapter * padapter)953 void rtw_tdls_ch_sw_back_to_base_chnl(_adapter *padapter)
954 {
955 struct mlme_priv *pmlmepriv;
956 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
957
958 pmlmepriv = &padapter->mlmepriv;
959
960 if ((ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE) &&
961 (padapter->mlmeextpriv.cur_channel != rtw_get_oper_ch(padapter)))
962 rtw_tdls_cmd(padapter, pchsw_info->addr, TDLS_CH_SW_TO_BASE_CHNL_UNSOLICITED);
963 }
964
rtw_tdls_chsw_oper_init(_adapter * padapter,u32 timeout_ms)965 static void rtw_tdls_chsw_oper_init(_adapter *padapter, u32 timeout_ms)
966 {
967 struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
968
969 rtw_sctx_init(chsw_sctx, timeout_ms);
970 }
971
rtw_tdls_chsw_oper_wait(_adapter * padapter)972 static int rtw_tdls_chsw_oper_wait(_adapter *padapter)
973 {
974 struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
975
976 return rtw_sctx_wait(chsw_sctx, __func__);
977 }
978
rtw_tdls_chsw_oper_done(_adapter * padapter)979 void rtw_tdls_chsw_oper_done(_adapter *padapter)
980 {
981 struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
982
983 rtw_sctx_done(&chsw_sctx);
984 }
985
rtw_tdls_do_ch_sw(_adapter * padapter,struct sta_info * ptdls_sta,u8 chnl_type,u8 channel,u8 channel_offset,u16 bwmode,u16 ch_switch_time)986 s32 rtw_tdls_do_ch_sw(_adapter *padapter, struct sta_info *ptdls_sta, u8 chnl_type, u8 channel, u8 channel_offset, u16 bwmode, u16 ch_switch_time)
987 {
988 HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
989 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
990 u32 ch_sw_time_start, ch_sw_time_spent, wait_time;
991 u8 take_care_iqk;
992 s32 ret = _FAIL;
993
994 ch_sw_time_start = rtw_systime_to_ms(rtw_get_current_time());
995
996 /* set mac_id sleep before channel switch */
997 rtw_hal_macid_sleep(padapter, ptdls_sta->cmn.mac_id);
998
999 #if defined(CONFIG_TDLS_CH_SW_BY_DRV) || defined(CONFIG_TDLS_CH_SW_V2)
1000 set_channel_bwmode(padapter, channel, channel_offset, bwmode);
1001 ret = _SUCCESS;
1002 #else
1003 rtw_tdls_chsw_oper_init(padapter, TDLS_CH_SWITCH_OPER_OFFLOAD_TIMEOUT);
1004
1005 /* channel switch IOs offload to FW */
1006 if (rtw_hal_ch_sw_oper_offload(padapter, channel, channel_offset, bwmode) == _SUCCESS) {
1007 if (rtw_tdls_chsw_oper_wait(padapter) == _SUCCESS) {
1008 /* set channel and bw related variables in driver */
1009 _enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
1010
1011 rtw_set_oper_ch(padapter, channel);
1012 rtw_set_oper_choffset(padapter, channel_offset);
1013 rtw_set_oper_bw(padapter, bwmode);
1014
1015 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
1016 pHalData->current_channel = center_ch;
1017 pHalData->CurrentCenterFrequencyIndex1 = center_ch;
1018 pHalData->current_channel_bw = bwmode;
1019 pHalData->nCur40MhzPrimeSC = channel_offset;
1020
1021 if (bwmode == CHANNEL_WIDTH_80) {
1022 if (center_ch > channel)
1023 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
1024 else if (center_ch < channel)
1025 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
1026 else
1027 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1028 }
1029 pHalData->nCur80MhzPrimeSC = chnl_offset80;
1030
1031 pHalData->CurrentCenterFrequencyIndex1 = center_ch;
1032
1033 _exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
1034
1035 rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
1036 if (take_care_iqk == _TRUE)
1037 rtw_hal_ch_sw_iqk_info_restore(padapter, CH_SW_USE_CASE_TDLS);
1038
1039 ret = _SUCCESS;
1040 } else
1041 RTW_INFO("[TDLS] chsw oper wait fail !!\n");
1042 }
1043 #endif
1044
1045 if (ret == _SUCCESS) {
1046 ch_sw_time_spent = rtw_systime_to_ms(rtw_get_current_time()) - ch_sw_time_start;
1047 if (chnl_type == TDLS_CH_SW_OFF_CHNL) {
1048 if ((u32)ch_switch_time / 1000 > ch_sw_time_spent)
1049 wait_time = (u32)ch_switch_time / 1000 - ch_sw_time_spent;
1050 else
1051 wait_time = 0;
1052
1053 if (wait_time > 0)
1054 rtw_msleep_os(wait_time);
1055 }
1056 }
1057
1058 /* set mac_id wakeup after channel switch */
1059 rtw_hal_macid_wakeup(padapter, ptdls_sta->cmn.mac_id);
1060
1061 return ret;
1062 }
1063 #endif
1064
rtw_tdls_set_wmm_params(_adapter * padapter,u8 * pframe,struct pkt_attrib * pattrib)1065 u8 *rtw_tdls_set_wmm_params(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
1066 {
1067 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1068 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1069 u8 wmm_param_ele[24] = {0};
1070
1071 if (&pmlmeinfo->WMM_param) {
1072 _rtw_memcpy(wmm_param_ele, WMM_PARA_OUI, 6);
1073 if (_rtw_memcmp(&pmlmeinfo->WMM_param, &wmm_param_ele[6], 18) == _TRUE)
1074 /* Use default WMM Param */
1075 _rtw_memcpy(wmm_param_ele + 6, (u8 *)&TDLS_WMM_PARAM_IE, sizeof(TDLS_WMM_PARAM_IE));
1076 else
1077 _rtw_memcpy(wmm_param_ele + 6, (u8 *)&pmlmeinfo->WMM_param, sizeof(pmlmeinfo->WMM_param));
1078 return rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 24, wmm_param_ele, &(pattrib->pktlen));
1079 } else
1080 return pframe;
1081 }
1082
1083 #ifdef CONFIG_WFD
rtw_tdls_process_wfd_ie(struct tdls_info * ptdlsinfo,u8 * ptr,u8 length)1084 void rtw_tdls_process_wfd_ie(struct tdls_info *ptdlsinfo, u8 *ptr, u8 length)
1085 {
1086 u8 *wfd_ie;
1087 u32 wfd_ielen = 0;
1088
1089 if (!hal_chk_wl_func(tdls_info_to_adapter(ptdlsinfo), WL_FUNC_MIRACAST))
1090 return;
1091
1092 /* Try to get the TCP port information when receiving the negotiation response. */
1093
1094 wfd_ie = rtw_get_wfd_ie(ptr, length, NULL, &wfd_ielen);
1095 while (wfd_ie) {
1096 u8 *attr_content;
1097 u32 attr_contentlen = 0;
1098 int i;
1099
1100 RTW_INFO("[%s] WFD IE Found!!\n", __FUNCTION__);
1101 attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, NULL, &attr_contentlen);
1102 if (attr_content && attr_contentlen) {
1103 ptdlsinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16(attr_content + 2);
1104 RTW_INFO("[%s] Peer PORT NUM = %d\n", __FUNCTION__, ptdlsinfo->wfd_info->peer_rtsp_ctrlport);
1105 }
1106
1107 attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_LOCAL_IP_ADDR, NULL, &attr_contentlen);
1108 if (attr_content && attr_contentlen) {
1109 _rtw_memcpy(ptdlsinfo->wfd_info->peer_ip_address, (attr_content + 1), 4);
1110 RTW_INFO("[%s] Peer IP = %02u.%02u.%02u.%02u\n", __FUNCTION__,
1111 ptdlsinfo->wfd_info->peer_ip_address[0], ptdlsinfo->wfd_info->peer_ip_address[1],
1112 ptdlsinfo->wfd_info->peer_ip_address[2], ptdlsinfo->wfd_info->peer_ip_address[3]);
1113 }
1114
1115 wfd_ie = rtw_get_wfd_ie(wfd_ie + wfd_ielen, (ptr + length) - (wfd_ie + wfd_ielen), NULL, &wfd_ielen);
1116 }
1117 }
1118
issue_tunneled_probe_req(_adapter * padapter)1119 int issue_tunneled_probe_req(_adapter *padapter)
1120 {
1121 struct xmit_frame *pmgntframe;
1122 struct pkt_attrib *pattrib;
1123 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1124 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1125 u8 baddr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1126 struct tdls_txmgmt txmgmt;
1127 int ret = _FAIL;
1128
1129 RTW_INFO("[%s]\n", __FUNCTION__);
1130
1131 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1132 txmgmt.action_code = TUNNELED_PROBE_REQ;
1133
1134 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1135 if (pmgntframe == NULL)
1136 goto exit;
1137
1138 pattrib = &pmgntframe->attrib;
1139
1140 pmgntframe->frame_tag = DATA_FRAMETAG;
1141 pattrib->ether_type = 0x890d;
1142
1143 _rtw_memcpy(pattrib->dst, baddr, ETH_ALEN);
1144 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1145 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1146 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1147
1148 update_tdls_attrib(padapter, pattrib);
1149 pattrib->qsel = pattrib->priority;
1150 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
1151 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1152 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1153 goto exit;
1154 }
1155 dump_mgntframe(padapter, pmgntframe);
1156 ret = _SUCCESS;
1157 exit:
1158
1159 return ret;
1160 }
1161
issue_tunneled_probe_rsp(_adapter * padapter,union recv_frame * precv_frame)1162 int issue_tunneled_probe_rsp(_adapter *padapter, union recv_frame *precv_frame)
1163 {
1164 struct xmit_frame *pmgntframe;
1165 struct pkt_attrib *pattrib;
1166 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1167 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1168 struct tdls_txmgmt txmgmt;
1169 int ret = _FAIL;
1170
1171 RTW_INFO("[%s]\n", __FUNCTION__);
1172
1173 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1174 txmgmt.action_code = TUNNELED_PROBE_RSP;
1175
1176 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1177 if (pmgntframe == NULL)
1178 goto exit;
1179
1180 pattrib = &pmgntframe->attrib;
1181
1182 pmgntframe->frame_tag = DATA_FRAMETAG;
1183 pattrib->ether_type = 0x890d;
1184
1185 _rtw_memcpy(pattrib->dst, precv_frame->u.hdr.attrib.src, ETH_ALEN);
1186 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1187 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1188 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1189
1190 update_tdls_attrib(padapter, pattrib);
1191 pattrib->qsel = pattrib->priority;
1192 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
1193 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1194 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1195 goto exit;
1196 }
1197 dump_mgntframe(padapter, pmgntframe);
1198 ret = _SUCCESS;
1199 exit:
1200
1201 return ret;
1202 }
1203 #endif /* CONFIG_WFD */
1204
issue_tdls_setup_req(_adapter * padapter,struct tdls_txmgmt * ptxmgmt,int wait_ack)1205 int issue_tdls_setup_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack)
1206 {
1207 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
1208 struct xmit_frame *pmgntframe;
1209 struct pkt_attrib *pattrib;
1210 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1211 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1212 struct sta_priv *pstapriv = &padapter->stapriv;
1213 struct sta_info *ptdls_sta = NULL;
1214 _irqL irqL;
1215 int ret = _FAIL;
1216 /* Retry timer should be set at least 301 sec, using TPK_count counting 301 times. */
1217 u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
1218
1219 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1220
1221 if (rtw_tdls_is_setup_allowed(padapter) == _FALSE)
1222 goto exit;
1223
1224 if (IS_MCAST(ptxmgmt->peer))
1225 goto exit;
1226
1227 ptdls_sta = rtw_get_stainfo(pstapriv, ptxmgmt->peer);
1228 if (ptdlsinfo->sta_maximum == _TRUE) {
1229 if (ptdls_sta == NULL)
1230 goto exit;
1231 else if (!(ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE))
1232 goto exit;
1233 }
1234
1235 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1236 if (pmgntframe == NULL)
1237 goto exit;
1238
1239 if (ptdls_sta == NULL) {
1240 ptdls_sta = rtw_alloc_stainfo(pstapriv, ptxmgmt->peer);
1241 if (ptdls_sta == NULL) {
1242 RTW_INFO("[%s] rtw_alloc_stainfo fail\n", __FUNCTION__);
1243 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1244 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1245 goto exit;
1246 }
1247 ptdlsinfo->sta_cnt++;
1248 }
1249
1250 ptxmgmt->action_code = TDLS_SETUP_REQUEST;
1251
1252 pattrib = &pmgntframe->attrib;
1253 pmgntframe->frame_tag = DATA_FRAMETAG;
1254 pattrib->ether_type = 0x890d;
1255
1256 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1257 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1258 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1259 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1260
1261 update_tdls_attrib(padapter, pattrib);
1262
1263 if (ptdlsinfo->sta_cnt == MAX_ALLOWED_TDLS_STA_NUM)
1264 ptdlsinfo->sta_maximum = _TRUE;
1265
1266 ptdls_sta->tdls_sta_state |= TDLS_RESPONDER_STATE;
1267
1268 if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
1269 ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
1270 _set_timer(&ptdls_sta->handshake_timer, TDLS_HANDSHAKE_TIME);
1271 }
1272
1273 pattrib->qsel = pattrib->priority;
1274
1275 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1276 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1277 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1278 goto exit;
1279 }
1280
1281 if (wait_ack)
1282 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
1283 else {
1284 dump_mgntframe(padapter, pmgntframe);
1285 ret = _SUCCESS;
1286 }
1287
1288 exit:
1289
1290 return ret;
1291 }
1292
_issue_tdls_teardown(_adapter * padapter,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta,u8 wait_ack)1293 int _issue_tdls_teardown(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta, u8 wait_ack)
1294 {
1295 struct xmit_frame *pmgntframe;
1296 struct pkt_attrib *pattrib;
1297 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1298 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1299 struct sta_priv *pstapriv = &padapter->stapriv;
1300 _irqL irqL;
1301 int ret = _FAIL;
1302
1303 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1304
1305 ptxmgmt->action_code = TDLS_TEARDOWN;
1306
1307 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1308 if (pmgntframe == NULL)
1309 goto exit;
1310
1311 rtw_mi_set_scan_deny(padapter, 550);
1312 rtw_mi_scan_abort(padapter, _TRUE);
1313
1314 pattrib = &pmgntframe->attrib;
1315
1316 pmgntframe->frame_tag = DATA_FRAMETAG;
1317 pattrib->ether_type = 0x890d;
1318
1319 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1320 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1321
1322 if (ptxmgmt->status_code == _RSON_TDLS_TEAR_UN_RSN_)
1323 _rtw_memcpy(pattrib->ra, ptxmgmt->peer, ETH_ALEN);
1324 else
1325 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1326
1327 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1328
1329 update_tdls_attrib(padapter, pattrib);
1330 pattrib->qsel = pattrib->priority;
1331 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1332 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1333 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1334 goto exit;
1335 }
1336
1337 if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
1338 if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE)
1339 if (pattrib->encrypt)
1340 _cancel_timer_ex(&ptdls_sta->TPK_timer);
1341
1342 if (wait_ack)
1343 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
1344 else {
1345 dump_mgntframe(padapter, pmgntframe);
1346 ret = _SUCCESS;
1347 }
1348
1349 exit:
1350
1351 return ret;
1352 }
1353
issue_tdls_teardown(_adapter * padapter,struct tdls_txmgmt * ptxmgmt,u8 wait_ack)1354 int issue_tdls_teardown(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 wait_ack)
1355 {
1356 struct sta_info *ptdls_sta = NULL;
1357 int ret = _FAIL;
1358
1359 ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), ptxmgmt->peer);
1360 if (ptdls_sta == NULL) {
1361 RTW_INFO("No tdls_sta for tearing down\n");
1362 goto exit;
1363 }
1364
1365 ret = _issue_tdls_teardown(padapter, ptxmgmt, ptdls_sta, wait_ack);
1366 if ((ptxmgmt->status_code == _RSON_TDLS_TEAR_UN_RSN_) && (ret == _FAIL)) {
1367 /* Change status code and send teardown again via AP */
1368 ptxmgmt->status_code = _RSON_TDLS_TEAR_TOOFAR_;
1369 ret = _issue_tdls_teardown(padapter, ptxmgmt, ptdls_sta, wait_ack);
1370 }
1371
1372 if (rtw_tdls_is_driver_setup(padapter)) {
1373 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
1374 rtw_tdls_cmd(padapter, ptxmgmt->peer, TDLS_TEARDOWN_STA_LOCALLY_POST);
1375 }
1376
1377 exit:
1378 return ret;
1379 }
1380
issue_tdls_dis_req(_adapter * padapter,struct tdls_txmgmt * ptxmgmt)1381 int issue_tdls_dis_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
1382 {
1383 struct xmit_frame *pmgntframe;
1384 struct pkt_attrib *pattrib;
1385 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1386 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1387 int ret = _FAIL;
1388
1389 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1390
1391 ptxmgmt->action_code = TDLS_DISCOVERY_REQUEST;
1392 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1393 if (pmgntframe == NULL)
1394 goto exit;
1395
1396 pattrib = &pmgntframe->attrib;
1397 pmgntframe->frame_tag = DATA_FRAMETAG;
1398 pattrib->ether_type = 0x890d;
1399
1400 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1401 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1402 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1403 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1404
1405 update_tdls_attrib(padapter, pattrib);
1406 pattrib->qsel = pattrib->priority;
1407 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1408 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1409 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1410 goto exit;
1411 }
1412 dump_mgntframe(padapter, pmgntframe);
1413 RTW_INFO("issue tdls dis req\n");
1414
1415 ret = _SUCCESS;
1416 exit:
1417
1418 return ret;
1419 }
1420
issue_tdls_setup_rsp(_adapter * padapter,struct tdls_txmgmt * ptxmgmt)1421 int issue_tdls_setup_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
1422 {
1423 struct xmit_frame *pmgntframe;
1424 struct pkt_attrib *pattrib;
1425 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1426 int ret = _FAIL;
1427
1428 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1429
1430 ptxmgmt->action_code = TDLS_SETUP_RESPONSE;
1431 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1432 if (pmgntframe == NULL)
1433 goto exit;
1434
1435 pattrib = &pmgntframe->attrib;
1436 pmgntframe->frame_tag = DATA_FRAMETAG;
1437 pattrib->ether_type = 0x890d;
1438
1439 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1440 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1441 _rtw_memcpy(pattrib->ra, get_bssid(&(padapter->mlmepriv)), ETH_ALEN);
1442 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1443
1444 update_tdls_attrib(padapter, pattrib);
1445 pattrib->qsel = pattrib->priority;
1446 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1447 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1448 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1449 goto exit;
1450 }
1451
1452 dump_mgntframe(padapter, pmgntframe);
1453
1454 ret = _SUCCESS;
1455 exit:
1456
1457 return ret;
1458
1459 }
1460
issue_tdls_setup_cfm(_adapter * padapter,struct tdls_txmgmt * ptxmgmt)1461 int issue_tdls_setup_cfm(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
1462 {
1463 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
1464 struct xmit_frame *pmgntframe;
1465 struct pkt_attrib *pattrib;
1466 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1467 int ret = _FAIL;
1468
1469 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1470
1471 ptxmgmt->action_code = TDLS_SETUP_CONFIRM;
1472 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1473 if (pmgntframe == NULL)
1474 goto exit;
1475
1476 pattrib = &pmgntframe->attrib;
1477 pmgntframe->frame_tag = DATA_FRAMETAG;
1478 pattrib->ether_type = 0x890d;
1479
1480 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1481 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1482 _rtw_memcpy(pattrib->ra, get_bssid(&padapter->mlmepriv), ETH_ALEN);
1483 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1484
1485 update_tdls_attrib(padapter, pattrib);
1486 pattrib->qsel = pattrib->priority;
1487 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1488 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1489 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1490 goto exit;
1491 }
1492
1493 dump_mgntframe(padapter, pmgntframe);
1494
1495 ret = _SUCCESS;
1496 exit:
1497
1498 return ret;
1499
1500 }
1501
1502 /* TDLS Discovery Response frame is a management action frame */
issue_tdls_dis_rsp(_adapter * padapter,struct tdls_txmgmt * ptxmgmt,u8 privacy)1503 int issue_tdls_dis_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 privacy)
1504 {
1505 struct xmit_frame *pmgntframe;
1506 struct pkt_attrib *pattrib;
1507 unsigned char *pframe;
1508 struct rtw_ieee80211_hdr *pwlanhdr;
1509 unsigned short *fctrl;
1510 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1511 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1512 int ret = _FAIL;
1513
1514 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1515
1516 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1517 if (pmgntframe == NULL)
1518 goto exit;
1519
1520 pattrib = &pmgntframe->attrib;
1521 update_mgntframe_attrib(padapter, pattrib);
1522
1523 _rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1524
1525 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1526 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1527
1528 fctrl = &(pwlanhdr->frame_ctl);
1529 *(fctrl) = 0;
1530
1531 /* unicast probe request frame */
1532 _rtw_memcpy(pwlanhdr->addr1, ptxmgmt->peer, ETH_ALEN);
1533 _rtw_memcpy(pattrib->dst, pwlanhdr->addr1, ETH_ALEN);
1534 _rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
1535 _rtw_memcpy(pattrib->src, pwlanhdr->addr2, ETH_ALEN);
1536 _rtw_memcpy(pwlanhdr->addr3, get_bssid(&padapter->mlmepriv), ETH_ALEN);
1537 _rtw_memcpy(pattrib->ra, pwlanhdr->addr3, ETH_ALEN);
1538
1539 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1540 pmlmeext->mgnt_seq++;
1541 set_frame_sub_type(pframe, WIFI_ACTION);
1542
1543 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1544 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1545
1546 rtw_build_tdls_dis_rsp_ies(padapter, pmgntframe, pframe, ptxmgmt, privacy);
1547
1548 pattrib->nr_frags = 1;
1549 pattrib->last_txcmdsz = pattrib->pktlen;
1550
1551 dump_mgntframe(padapter, pmgntframe);
1552 ret = _SUCCESS;
1553
1554 exit:
1555 return ret;
1556 }
1557
issue_tdls_peer_traffic_rsp(_adapter * padapter,struct sta_info * ptdls_sta,struct tdls_txmgmt * ptxmgmt)1558 int issue_tdls_peer_traffic_rsp(_adapter *padapter, struct sta_info *ptdls_sta, struct tdls_txmgmt *ptxmgmt)
1559 {
1560 struct xmit_frame *pmgntframe;
1561 struct pkt_attrib *pattrib;
1562 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1563 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1564 int ret = _FAIL;
1565
1566 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1567
1568 ptxmgmt->action_code = TDLS_PEER_TRAFFIC_RESPONSE;
1569
1570 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1571 if (pmgntframe == NULL)
1572 goto exit;
1573
1574 pattrib = &pmgntframe->attrib;
1575
1576 pmgntframe->frame_tag = DATA_FRAMETAG;
1577 pattrib->ether_type = 0x890d;
1578
1579 _rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
1580 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1581 _rtw_memcpy(pattrib->ra, ptdls_sta->cmn.mac_addr, ETH_ALEN);
1582 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1583
1584 update_tdls_attrib(padapter, pattrib);
1585 pattrib->qsel = pattrib->priority;
1586
1587 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1588 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1589 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1590 goto exit;
1591 }
1592
1593 dump_mgntframe(padapter, pmgntframe);
1594 ret = _SUCCESS;
1595
1596 exit:
1597
1598 return ret;
1599 }
1600
issue_tdls_peer_traffic_indication(_adapter * padapter,struct sta_info * ptdls_sta)1601 int issue_tdls_peer_traffic_indication(_adapter *padapter, struct sta_info *ptdls_sta)
1602 {
1603 struct xmit_frame *pmgntframe;
1604 struct pkt_attrib *pattrib;
1605 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1606 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1607 struct tdls_txmgmt txmgmt;
1608 int ret = _FAIL;
1609
1610 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1611
1612 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1613 txmgmt.action_code = TDLS_PEER_TRAFFIC_INDICATION;
1614
1615 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1616 if (pmgntframe == NULL)
1617 goto exit;
1618
1619 pattrib = &pmgntframe->attrib;
1620
1621 pmgntframe->frame_tag = DATA_FRAMETAG;
1622 pattrib->ether_type = 0x890d;
1623
1624 _rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
1625 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1626 _rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
1627 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1628
1629 /* PTI frame's priority should be AC_VO */
1630 pattrib->priority = 7;
1631
1632 update_tdls_attrib(padapter, pattrib);
1633 pattrib->qsel = pattrib->priority;
1634 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
1635 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1636 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1637 goto exit;
1638 }
1639
1640 dump_mgntframe(padapter, pmgntframe);
1641 ret = _SUCCESS;
1642
1643 exit:
1644
1645 return ret;
1646 }
1647
1648 #ifdef CONFIG_TDLS_CH_SW
issue_tdls_ch_switch_req(_adapter * padapter,struct sta_info * ptdls_sta)1649 int issue_tdls_ch_switch_req(_adapter *padapter, struct sta_info *ptdls_sta)
1650 {
1651 struct xmit_frame *pmgntframe;
1652 struct pkt_attrib *pattrib;
1653 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1654 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1655 struct tdls_txmgmt txmgmt;
1656 int ret = _FAIL;
1657
1658 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1659
1660 if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
1661 RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
1662 goto exit;
1663 }
1664
1665 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1666 txmgmt.action_code = TDLS_CHANNEL_SWITCH_REQUEST;
1667
1668 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1669 if (pmgntframe == NULL)
1670 goto exit;
1671
1672 pattrib = &pmgntframe->attrib;
1673
1674 pmgntframe->frame_tag = DATA_FRAMETAG;
1675 pattrib->ether_type = 0x890d;
1676
1677 _rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
1678 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1679 _rtw_memcpy(pattrib->ra, ptdls_sta->cmn.mac_addr, ETH_ALEN);
1680 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1681
1682 update_tdls_attrib(padapter, pattrib);
1683 pattrib->qsel = pattrib->priority;
1684 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
1685 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1686 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1687 goto exit;
1688 }
1689
1690 dump_mgntframe(padapter, pmgntframe);
1691 ret = _SUCCESS;
1692 exit:
1693
1694 return ret;
1695 }
1696
issue_tdls_ch_switch_rsp(_adapter * padapter,struct tdls_txmgmt * ptxmgmt,int wait_ack)1697 int issue_tdls_ch_switch_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack)
1698 {
1699 struct xmit_frame *pmgntframe;
1700 struct pkt_attrib *pattrib;
1701 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1702 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1703 int ret = _FAIL;
1704
1705 RTW_INFO("[TDLS] %s\n", __FUNCTION__);
1706
1707 if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
1708 RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
1709 goto exit;
1710 }
1711
1712 ptxmgmt->action_code = TDLS_CHANNEL_SWITCH_RESPONSE;
1713
1714 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1715 if (pmgntframe == NULL)
1716 goto exit;
1717
1718 pattrib = &pmgntframe->attrib;
1719
1720 pmgntframe->frame_tag = DATA_FRAMETAG;
1721 pattrib->ether_type = 0x890d;
1722
1723 _rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
1724 _rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
1725 _rtw_memcpy(pattrib->ra, ptxmgmt->peer, ETH_ALEN);
1726 _rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
1727
1728 update_tdls_attrib(padapter, pattrib);
1729 pattrib->qsel = pattrib->priority;
1730 /*
1731 _enter_critical_bh(&pxmitpriv->lock, &irqL);
1732 if(xmitframe_enqueue_for_tdls_sleeping_sta(padapter, pmgntframe)==_TRUE){
1733 _exit_critical_bh(&pxmitpriv->lock, &irqL);
1734 return _FALSE;
1735 }
1736 */
1737 if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
1738 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1739 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1740 goto exit;
1741 }
1742
1743 if (wait_ack)
1744 ret = dump_mgntframe_and_wait_ack_timeout(padapter, pmgntframe, 10);
1745 else {
1746 dump_mgntframe(padapter, pmgntframe);
1747 ret = _SUCCESS;
1748 }
1749 exit:
1750
1751 return ret;
1752 }
1753 #endif
1754
On_TDLS_Dis_Rsp(_adapter * padapter,union recv_frame * precv_frame)1755 int On_TDLS_Dis_Rsp(_adapter *padapter, union recv_frame *precv_frame)
1756 {
1757 struct sta_info *ptdls_sta = NULL, *psta = rtw_get_stainfo(&(padapter->stapriv), get_bssid(&(padapter->mlmepriv)));
1758 struct recv_priv *precvpriv = &(padapter->recvpriv);
1759 u8 *ptr = precv_frame->u.hdr.rx_data, *psa;
1760 struct rx_pkt_attrib *pattrib = &(precv_frame->u.hdr.attrib);
1761 struct tdls_info *ptdlsinfo = &(padapter->tdlsinfo);
1762 u8 empty_addr[ETH_ALEN] = { 0x00 };
1763 int rssi = 0;
1764 struct tdls_txmgmt txmgmt;
1765 int ret = _SUCCESS;
1766
1767 if (psta)
1768 rssi = psta->cmn.rssi_stat.rssi;
1769
1770 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1771 /* WFDTDLS: for sigma test, not to setup direct link automatically */
1772 ptdlsinfo->dev_discovered = _TRUE;
1773
1774 psa = get_sa(ptr);
1775 ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), psa);
1776 if (ptdls_sta != NULL)
1777 ptdls_sta->sta_stats.rx_tdls_disc_rsp_pkts++;
1778
1779 #ifdef CONFIG_TDLS_AUTOSETUP
1780 if (ptdls_sta != NULL) {
1781 /* Record the tdls sta with lowest signal strength */
1782 if (ptdlsinfo->sta_maximum == _TRUE && ptdls_sta->alive_count >= 1) {
1783 if (_rtw_memcmp(ptdlsinfo->ss_record.macaddr, empty_addr, ETH_ALEN)) {
1784 _rtw_memcpy(ptdlsinfo->ss_record.macaddr, psa, ETH_ALEN);
1785 ptdlsinfo->ss_record.RxPWDBAll = pattrib->phy_info.rx_pwdb_all;
1786 } else {
1787 if (ptdlsinfo->ss_record.RxPWDBAll < pattrib->phy_info.rx_pwdb_all) {
1788 _rtw_memcpy(ptdlsinfo->ss_record.macaddr, psa, ETH_ALEN);
1789 ptdlsinfo->ss_record.RxPWDBAll = pattrib->phy_info.rx_pwdb_all;
1790 }
1791 }
1792 }
1793 } else {
1794 if (ptdlsinfo->sta_maximum == _TRUE) {
1795 if (_rtw_memcmp(ptdlsinfo->ss_record.macaddr, empty_addr, ETH_ALEN)) {
1796 /* All traffics are busy, do not set up another direct link. */
1797 ret = _FAIL;
1798 goto exit;
1799 } else {
1800 if (pattrib->phy_info.rx_pwdb_all > ptdlsinfo->ss_record.RxPWDBAll) {
1801 _rtw_memcpy(txmgmt.peer, ptdlsinfo->ss_record.macaddr, ETH_ALEN);
1802 /* issue_tdls_teardown(padapter, ptdlsinfo->ss_record.macaddr, _FALSE); */
1803 } else {
1804 ret = _FAIL;
1805 goto exit;
1806 }
1807 }
1808 }
1809
1810
1811 if (pattrib->phy_info.rx_pwdb_all + TDLS_SIGNAL_THRESH >= rssi) {
1812 RTW_INFO("pattrib->RxPWDBAll=%d, pdmpriv->undecorated_smoothed_pwdb=%d\n", pattrib->phy_info.rx_pwdb_all, rssi);
1813 _rtw_memcpy(txmgmt.peer, psa, ETH_ALEN);
1814 issue_tdls_setup_req(padapter, &txmgmt, _FALSE);
1815 }
1816 }
1817 exit:
1818 #endif /* CONFIG_TDLS_AUTOSETUP */
1819
1820 return ret;
1821
1822 }
1823
On_TDLS_Setup_Req(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)1824 sint On_TDLS_Setup_Req(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
1825 {
1826 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
1827 u8 *psa, *pmyid;
1828 struct sta_priv *pstapriv = &padapter->stapriv;
1829 u8 *ptr = precv_frame->u.hdr.rx_data;
1830 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1831 struct security_priv *psecuritypriv = &padapter->securitypriv;
1832 _irqL irqL;
1833 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
1834 u8 *prsnie, *ppairwise_cipher;
1835 u8 i, k;
1836 u8 ccmp_included = 0, rsnie_included = 0;
1837 u16 j, pairwise_count;
1838 u8 SNonce[32];
1839 u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
1840 sint parsing_length; /* Frame body length, without icv_len */
1841 PNDIS_802_11_VARIABLE_IEs pIE;
1842 u8 FIXED_IE = 5;
1843 unsigned char supportRate[16];
1844 int supportRateNum = 0;
1845 struct tdls_txmgmt txmgmt;
1846
1847 if (rtw_tdls_is_setup_allowed(padapter) == _FALSE)
1848 goto exit;
1849
1850 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
1851 psa = get_sa(ptr);
1852
1853 if (ptdlsinfo->sta_maximum == _TRUE) {
1854 if (ptdls_sta == NULL)
1855 goto exit;
1856 else if (!(ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE))
1857 goto exit;
1858 }
1859
1860 pmyid = adapter_mac_addr(padapter);
1861 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
1862 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
1863 - prx_pkt_attrib->hdrlen
1864 - prx_pkt_attrib->iv_len
1865 - prx_pkt_attrib->icv_len
1866 - LLC_HEADER_SIZE
1867 - ETH_TYPE_LEN
1868 - PAYLOAD_TYPE_LEN;
1869
1870 if (ptdls_sta == NULL) {
1871 ptdls_sta = rtw_alloc_stainfo(pstapriv, psa);
1872 if (ptdls_sta == NULL)
1873 goto exit;
1874
1875 ptdlsinfo->sta_cnt++;
1876 }
1877 else {
1878 if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) {
1879 /* If the direct link is already set up */
1880 /* Process as re-setup after tear down */
1881 RTW_INFO("re-setup a direct link\n");
1882 }
1883 /* Already receiving TDLS setup request */
1884 else if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE) {
1885 RTW_INFO("receive duplicated TDLS setup request frame in handshaking\n");
1886 goto exit;
1887 }
1888 /* When receiving and sending setup_req to the same link at the same time */
1889 /* STA with higher MAC_addr would be initiator */
1890 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE) {
1891 RTW_INFO("receive setup_req after sending setup_req\n");
1892 for (i = 0; i < 6; i++) {
1893 if (*(pmyid + i) == *(psa + i)) {
1894 } else if (*(pmyid + i) > *(psa + i)) {
1895 ptdls_sta->tdls_sta_state = TDLS_INITIATOR_STATE;
1896 break;
1897 } else if (*(pmyid + i) < *(psa + i))
1898 goto exit;
1899 }
1900 }
1901 }
1902
1903 if (ptdls_sta) {
1904 txmgmt.dialog_token = *(ptr + 2); /* Copy dialog token */
1905 txmgmt.status_code = _STATS_SUCCESSFUL_;
1906
1907 /* Parsing information element */
1908 for (j = FIXED_IE; j < parsing_length;) {
1909
1910 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
1911
1912 switch (pIE->ElementID) {
1913 case _SUPPORTEDRATES_IE_:
1914 if (pIE->Length <= sizeof(supportRate)) {
1915 _rtw_memcpy(supportRate, pIE->data, pIE->Length);
1916 supportRateNum = pIE->Length;
1917 }
1918 break;
1919 case _COUNTRY_IE_:
1920 break;
1921 case _EXT_SUPPORTEDRATES_IE_:
1922 if ((supportRateNum + pIE->Length) <= sizeof(supportRate)) {
1923 _rtw_memcpy(supportRate + supportRateNum, pIE->data, pIE->Length);
1924 supportRateNum += pIE->Length;
1925 }
1926 break;
1927 case _SUPPORTED_CH_IE_:
1928 break;
1929 case _RSN_IE_2_:
1930 rsnie_included = 1;
1931 if (prx_pkt_attrib->encrypt) {
1932 prsnie = (u8 *)pIE;
1933 if (pIE->Length <= sizeof(ptdls_sta->TDLS_RSNIE)) {
1934 /* Check CCMP pairwise_cipher presence. */
1935 ppairwise_cipher = prsnie + 10;
1936 _rtw_memcpy(ptdls_sta->TDLS_RSNIE, pIE->data, pIE->Length);
1937 pairwise_count = *(u16 *)(ppairwise_cipher - 2);
1938 for (k = 0; k < pairwise_count; k++) {
1939 if (_rtw_memcmp(ppairwise_cipher + 4 * k, RSN_CIPHER_SUITE_CCMP, 4) == _TRUE)
1940 ccmp_included = 1;
1941 }
1942
1943 if (ccmp_included == 0)
1944 txmgmt.status_code = _STATS_INVALID_RSNIE_;
1945 }
1946 }
1947 break;
1948 case _EXT_CAP_IE_:
1949 break;
1950 case _VENDOR_SPECIFIC_IE_:
1951 break;
1952 case _FTIE_:
1953 if (prx_pkt_attrib->encrypt)
1954 _rtw_memcpy(SNonce, (ptr + j + 52), 32);
1955 break;
1956 case _TIMEOUT_ITVL_IE_:
1957 if (prx_pkt_attrib->encrypt)
1958 timeout_interval = cpu_to_le32(*(u32 *)(ptr + j + 3));
1959 break;
1960 case _RIC_Descriptor_IE_:
1961 break;
1962 #ifdef CONFIG_80211N_HT
1963 case _HT_CAPABILITY_IE_:
1964 rtw_tdls_process_ht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
1965 break;
1966 #endif
1967 #ifdef CONFIG_80211AC_VHT
1968 case EID_AID:
1969 break;
1970 case EID_VHTCapability:
1971 rtw_tdls_process_vht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
1972 break;
1973 #endif
1974 case EID_BSSCoexistence:
1975 break;
1976 case _LINK_ID_IE_:
1977 if (_rtw_memcmp(get_bssid(pmlmepriv), pIE->data, 6) == _FALSE)
1978 txmgmt.status_code = _STATS_NOT_IN_SAME_BSS_;
1979 break;
1980 default:
1981 break;
1982 }
1983
1984 j += (pIE->Length + 2);
1985
1986 }
1987
1988 /* Check status code */
1989 /* If responder STA has/hasn't security on AP, but request hasn't/has RSNIE, it should reject */
1990 if (txmgmt.status_code == _STATS_SUCCESSFUL_) {
1991 if (rsnie_included && prx_pkt_attrib->encrypt == 0)
1992 txmgmt.status_code = _STATS_SEC_DISABLED_;
1993 else if (rsnie_included == 0 && prx_pkt_attrib->encrypt)
1994 txmgmt.status_code = _STATS_INVALID_PARAMETERS_;
1995
1996 #ifdef CONFIG_WFD
1997 /* WFD test plan version 0.18.2 test item 5.1.5 */
1998 /* SoUT does not use TDLS if AP uses weak security */
1999 if (padapter->wdinfo.wfd_tdls_enable && (rsnie_included && prx_pkt_attrib->encrypt != _AES_))
2000 txmgmt.status_code = _STATS_SEC_DISABLED_;
2001 #endif /* CONFIG_WFD */
2002 }
2003
2004 ptdls_sta->tdls_sta_state |= TDLS_INITIATOR_STATE;
2005 if (prx_pkt_attrib->encrypt) {
2006 _rtw_memcpy(ptdls_sta->SNonce, SNonce, 32);
2007
2008 if (timeout_interval <= 300)
2009 ptdls_sta->TDLS_PeerKey_Lifetime = TDLS_TPK_RESEND_COUNT;
2010 else
2011 ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
2012 }
2013
2014 /* Update station supportRate */
2015 ptdls_sta->bssratelen = supportRateNum;
2016 _rtw_memcpy(ptdls_sta->bssrateset, supportRate, supportRateNum);
2017
2018 /* -2: AP + BC/MC sta, -4: default key */
2019 if (ptdlsinfo->sta_cnt == MAX_ALLOWED_TDLS_STA_NUM)
2020 ptdlsinfo->sta_maximum = _TRUE;
2021
2022 #ifdef CONFIG_WFD
2023 rtw_tdls_process_wfd_ie(ptdlsinfo, ptr + FIXED_IE, parsing_length);
2024 #endif
2025
2026 } else
2027 goto exit;
2028
2029 _rtw_memcpy(txmgmt.peer, prx_pkt_attrib->src, ETH_ALEN);
2030
2031 if (rtw_tdls_is_driver_setup(padapter)) {
2032 issue_tdls_setup_rsp(padapter, &txmgmt);
2033
2034 if (txmgmt.status_code == _STATS_SUCCESSFUL_)
2035 _set_timer(&ptdls_sta->handshake_timer, TDLS_HANDSHAKE_TIME);
2036 else {
2037 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2038 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2039 }
2040 }
2041
2042 exit:
2043
2044 return _SUCCESS;
2045 }
2046
On_TDLS_Setup_Rsp(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2047 int On_TDLS_Setup_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2048 {
2049 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2050 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
2051 struct sta_priv *pstapriv = &padapter->stapriv;
2052 u8 *ptr = precv_frame->u.hdr.rx_data;
2053 _irqL irqL;
2054 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2055 u8 *psa;
2056 u16 status_code = 0;
2057 sint parsing_length; /* Frame body length, without icv_len */
2058 PNDIS_802_11_VARIABLE_IEs pIE;
2059 u8 FIXED_IE = 7;
2060 u8 ANonce[32];
2061 u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL, *ppairwise_cipher = NULL;
2062 u16 pairwise_count, j, k;
2063 u8 verify_ccmp = 0;
2064 unsigned char supportRate[16];
2065 int supportRateNum = 0;
2066 struct tdls_txmgmt txmgmt;
2067 int ret = _SUCCESS;
2068 u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
2069
2070 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
2071 psa = get_sa(ptr);
2072
2073 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2074 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
2075 - prx_pkt_attrib->hdrlen
2076 - prx_pkt_attrib->iv_len
2077 - prx_pkt_attrib->icv_len
2078 - LLC_HEADER_SIZE
2079 - ETH_TYPE_LEN
2080 - PAYLOAD_TYPE_LEN;
2081
2082 _rtw_memcpy(&status_code, ptr + 2, 2);
2083
2084 if (status_code != 0) {
2085 RTW_INFO("[TDLS] %s status_code = %d, free_tdls_sta\n", __FUNCTION__, status_code);
2086 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2087 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2088 ret = _FAIL;
2089 goto exit;
2090 }
2091
2092 status_code = 0;
2093
2094 /* parsing information element */
2095 for (j = FIXED_IE; j < parsing_length;) {
2096 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
2097
2098 switch (pIE->ElementID) {
2099 case _SUPPORTEDRATES_IE_:
2100 if (pIE->Length <= sizeof(supportRate)) {
2101 _rtw_memcpy(supportRate, pIE->data, pIE->Length);
2102 supportRateNum = pIE->Length;
2103 }
2104 break;
2105 case _COUNTRY_IE_:
2106 break;
2107 case _EXT_SUPPORTEDRATES_IE_:
2108 if ((supportRateNum + pIE->Length) <= sizeof(supportRate)) {
2109 _rtw_memcpy(supportRate + supportRateNum, pIE->data, pIE->Length);
2110 supportRateNum += pIE->Length;
2111 }
2112 break;
2113 case _SUPPORTED_CH_IE_:
2114 break;
2115 case _RSN_IE_2_:
2116 prsnie = (u8 *)pIE;
2117 /* Check CCMP pairwise_cipher presence. */
2118 ppairwise_cipher = prsnie + 10;
2119 _rtw_memcpy(&pairwise_count, (u16 *)(ppairwise_cipher - 2), 2);
2120 for (k = 0; k < pairwise_count; k++) {
2121 if (_rtw_memcmp(ppairwise_cipher + 4 * k, RSN_CIPHER_SUITE_CCMP, 4) == _TRUE)
2122 verify_ccmp = 1;
2123 }
2124 case _EXT_CAP_IE_:
2125 break;
2126 case _VENDOR_SPECIFIC_IE_:
2127 if (_rtw_memcmp((u8 *)pIE + 2, WMM_INFO_OUI, 6) == _TRUE) {
2128 /* WMM Info ID and OUI */
2129 if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
2130 ptdls_sta->qos_option = _TRUE;
2131 }
2132 break;
2133 case _FTIE_:
2134 pftie = (u8 *)pIE;
2135 _rtw_memcpy(ANonce, (ptr + j + 20), 32);
2136 break;
2137 case _TIMEOUT_ITVL_IE_:
2138 ptimeout_ie = (u8 *)pIE;
2139 timeout_interval = cpu_to_le32(*(u32 *)(ptimeout_ie + 3));
2140 break;
2141 case _RIC_Descriptor_IE_:
2142 break;
2143 #ifdef CONFIG_80211N_HT
2144 case _HT_CAPABILITY_IE_:
2145 rtw_tdls_process_ht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
2146 break;
2147 #endif
2148 #ifdef CONFIG_80211AC_VHT
2149 case EID_AID:
2150 /* todo in the future if necessary */
2151 break;
2152 case EID_VHTCapability:
2153 rtw_tdls_process_vht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
2154 break;
2155 case EID_OpModeNotification:
2156 rtw_tdls_process_vht_op_mode_notify(padapter, ptdls_sta, pIE->data, pIE->Length);
2157 break;
2158 #endif
2159 case EID_BSSCoexistence:
2160 break;
2161 case _LINK_ID_IE_:
2162 plinkid_ie = (u8 *)pIE;
2163 break;
2164 default:
2165 break;
2166 }
2167
2168 j += (pIE->Length + 2);
2169
2170 }
2171
2172 ptdls_sta->bssratelen = supportRateNum;
2173 _rtw_memcpy(ptdls_sta->bssrateset, supportRate, supportRateNum);
2174 _rtw_memcpy(ptdls_sta->ANonce, ANonce, 32);
2175
2176 #ifdef CONFIG_WFD
2177 rtw_tdls_process_wfd_ie(ptdlsinfo, ptr + FIXED_IE, parsing_length);
2178 #endif
2179
2180 if (prx_pkt_attrib->encrypt) {
2181 if (verify_ccmp == 1) {
2182 txmgmt.status_code = _STATS_SUCCESSFUL_;
2183 if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
2184 wpa_tdls_generate_tpk(padapter, ptdls_sta);
2185 if (tdls_verify_mic(ptdls_sta->tpk.kck, 2, plinkid_ie, prsnie, ptimeout_ie, pftie) == _FAIL) {
2186 RTW_INFO("[TDLS] %s tdls_verify_mic fail, free_tdls_sta\n", __FUNCTION__);
2187 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2188 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2189 ret = _FAIL;
2190 goto exit;
2191 }
2192 ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
2193 }
2194 } else
2195 txmgmt.status_code = _STATS_INVALID_RSNIE_;
2196 } else
2197 txmgmt.status_code = _STATS_SUCCESSFUL_;
2198
2199 if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
2200 _rtw_memcpy(txmgmt.peer, prx_pkt_attrib->src, ETH_ALEN);
2201 issue_tdls_setup_cfm(padapter, &txmgmt);
2202
2203 if (txmgmt.status_code == _STATS_SUCCESSFUL_) {
2204 rtw_tdls_set_link_established(padapter, _TRUE);
2205
2206 if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE) {
2207 ptdls_sta->tdls_sta_state |= TDLS_LINKED_STATE;
2208 ptdls_sta->state |= WIFI_ASOC_STATE;
2209 _cancel_timer_ex(&ptdls_sta->handshake_timer);
2210 }
2211
2212 if (prx_pkt_attrib->encrypt)
2213 rtw_tdls_set_key(padapter, ptdls_sta);
2214
2215 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_ESTABLISHED);
2216
2217 }
2218 }
2219
2220 exit:
2221 if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
2222 return ret;
2223 else
2224 return _SUCCESS;
2225
2226 }
2227
On_TDLS_Setup_Cfm(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2228 int On_TDLS_Setup_Cfm(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2229 {
2230 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
2231 struct sta_priv *pstapriv = &padapter->stapriv;
2232 u8 *ptr = precv_frame->u.hdr.rx_data;
2233 _irqL irqL;
2234 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2235 u8 *psa;
2236 u16 status_code = 0;
2237 sint parsing_length;
2238 PNDIS_802_11_VARIABLE_IEs pIE;
2239 u8 FIXED_IE = 5;
2240 u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL, *ppairwise_cipher = NULL;
2241 u16 j, pairwise_count;
2242 int ret = _SUCCESS;
2243
2244 psa = get_sa(ptr);
2245
2246 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2247 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
2248 - prx_pkt_attrib->hdrlen
2249 - prx_pkt_attrib->iv_len
2250 - prx_pkt_attrib->icv_len
2251 - LLC_HEADER_SIZE
2252 - ETH_TYPE_LEN
2253 - PAYLOAD_TYPE_LEN;
2254
2255 _rtw_memcpy(&status_code, ptr + 2, 2);
2256
2257 if (status_code != 0) {
2258 RTW_INFO("[%s] status_code = %d\n, free_tdls_sta", __FUNCTION__, status_code);
2259 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2260 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2261 ret = _FAIL;
2262 goto exit;
2263 }
2264
2265 /* Parsing information element */
2266 for (j = FIXED_IE; j < parsing_length;) {
2267
2268 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
2269
2270 switch (pIE->ElementID) {
2271 case _RSN_IE_2_:
2272 prsnie = (u8 *)pIE;
2273 break;
2274 case _VENDOR_SPECIFIC_IE_:
2275 if (_rtw_memcmp((u8 *)pIE + 2, WMM_PARA_OUI, 6) == _TRUE) {
2276 /* WMM Parameter ID and OUI */
2277 ptdls_sta->qos_option = _TRUE;
2278 }
2279 break;
2280 case _FTIE_:
2281 pftie = (u8 *)pIE;
2282 break;
2283 case _TIMEOUT_ITVL_IE_:
2284 ptimeout_ie = (u8 *)pIE;
2285 break;
2286 #ifdef CONFIG_80211N_HT
2287 case _HT_EXTRA_INFO_IE_:
2288 break;
2289 #endif
2290 #ifdef CONFIG_80211AC_VHT
2291 case EID_VHTOperation:
2292 rtw_tdls_process_vht_operation(padapter, ptdls_sta, pIE->data, pIE->Length);
2293 break;
2294 case EID_OpModeNotification:
2295 rtw_tdls_process_vht_op_mode_notify(padapter, ptdls_sta, pIE->data, pIE->Length);
2296 break;
2297 #endif
2298 case _LINK_ID_IE_:
2299 plinkid_ie = (u8 *)pIE;
2300 break;
2301 default:
2302 break;
2303 }
2304
2305 j += (pIE->Length + 2);
2306
2307 }
2308
2309 if (prx_pkt_attrib->encrypt) {
2310 /* Verify mic in FTIE MIC field */
2311 if (rtw_tdls_is_driver_setup(padapter) &&
2312 (tdls_verify_mic(ptdls_sta->tpk.kck, 3, plinkid_ie, prsnie, ptimeout_ie, pftie) == _FAIL)) {
2313 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2314 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2315 ret = _FAIL;
2316 goto exit;
2317 }
2318 }
2319
2320 if (rtw_tdls_is_driver_setup(padapter)) {
2321 rtw_tdls_set_link_established(padapter, _TRUE);
2322
2323 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE) {
2324 ptdls_sta->tdls_sta_state |= TDLS_LINKED_STATE;
2325 ptdls_sta->state |= WIFI_ASOC_STATE;
2326 _cancel_timer_ex(&ptdls_sta->handshake_timer);
2327 }
2328
2329 if (prx_pkt_attrib->encrypt) {
2330 rtw_tdls_set_key(padapter, ptdls_sta);
2331
2332 /* Start TPK timer */
2333 ptdls_sta->TPK_count = 0;
2334 _set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
2335 }
2336
2337 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_ESTABLISHED);
2338 }
2339
2340 exit:
2341 return ret;
2342
2343 }
2344
On_TDLS_Dis_Req(_adapter * padapter,union recv_frame * precv_frame)2345 int On_TDLS_Dis_Req(_adapter *padapter, union recv_frame *precv_frame)
2346 {
2347 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2348 struct sta_priv *pstapriv = &padapter->stapriv;
2349 struct sta_info *psta_ap;
2350 u8 *ptr = precv_frame->u.hdr.rx_data;
2351 sint parsing_length; /* Frame body length, without icv_len */
2352 PNDIS_802_11_VARIABLE_IEs pIE;
2353 u8 FIXED_IE = 3, *dst;
2354 u16 j;
2355 struct tdls_txmgmt txmgmt;
2356 int ret = _SUCCESS;
2357
2358 if (rtw_tdls_is_driver_setup(padapter) == _FALSE)
2359 goto exit;
2360
2361 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
2362 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2363 txmgmt.dialog_token = *(ptr + 2);
2364 _rtw_memcpy(&txmgmt.peer, precv_frame->u.hdr.attrib.src, ETH_ALEN);
2365 txmgmt.action_code = TDLS_DISCOVERY_RESPONSE;
2366 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
2367 - prx_pkt_attrib->hdrlen
2368 - prx_pkt_attrib->iv_len
2369 - prx_pkt_attrib->icv_len
2370 - LLC_HEADER_SIZE
2371 - ETH_TYPE_LEN
2372 - PAYLOAD_TYPE_LEN;
2373
2374 /* Parsing information element */
2375 for (j = FIXED_IE; j < parsing_length;) {
2376
2377 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
2378
2379 switch (pIE->ElementID) {
2380 case _LINK_ID_IE_:
2381 psta_ap = rtw_get_stainfo(pstapriv, pIE->data);
2382 if (psta_ap == NULL)
2383 goto exit;
2384 dst = pIE->data + 12;
2385 if (MacAddr_isBcst(dst) == _FALSE && (_rtw_memcmp(adapter_mac_addr(padapter), dst, ETH_ALEN) == _FALSE))
2386 goto exit;
2387 break;
2388 default:
2389 break;
2390 }
2391
2392 j += (pIE->Length + 2);
2393
2394 }
2395
2396 issue_tdls_dis_rsp(padapter, &txmgmt, prx_pkt_attrib->privacy);
2397
2398 exit:
2399 return ret;
2400
2401 }
2402
On_TDLS_Teardown(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2403 int On_TDLS_Teardown(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2404 {
2405 u8 *ptr = precv_frame->u.hdr.rx_data;
2406 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2407 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2408 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2409 struct sta_priv *pstapriv = &padapter->stapriv;
2410 _irqL irqL;
2411 u8 reason;
2412
2413 reason = *(ptr + prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN + 2);
2414 RTW_INFO("[TDLS] %s Reason code(%d)\n", __FUNCTION__, reason);
2415
2416 if (rtw_tdls_is_driver_setup(padapter)) {
2417 rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
2418 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
2419 }
2420
2421 return _SUCCESS;
2422
2423 }
2424
2425 #if 0
2426 u8 TDLS_check_ch_state(uint state)
2427 {
2428 if (state & TDLS_CH_SWITCH_ON_STATE &&
2429 state & TDLS_PEER_AT_OFF_STATE) {
2430 if (state & TDLS_PEER_SLEEP_STATE)
2431 return 2; /* U-APSD + ch. switch */
2432 else
2433 return 1; /* ch. switch */
2434 } else
2435 return 0;
2436 }
2437 #endif
2438
On_TDLS_Peer_Traffic_Indication(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2439 int On_TDLS_Peer_Traffic_Indication(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2440 {
2441 struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
2442 u8 *ptr = precv_frame->u.hdr.rx_data;
2443 struct tdls_txmgmt txmgmt;
2444
2445 ptr += pattrib->hdrlen + pattrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2446 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
2447
2448 txmgmt.dialog_token = *(ptr + 2);
2449 issue_tdls_peer_traffic_rsp(padapter, ptdls_sta, &txmgmt);
2450 /* issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta->cmn.mac_addr, 0, 0, 0); */
2451
2452 return _SUCCESS;
2453 }
2454
2455 /* We process buffered data for 1. U-APSD, 2. ch. switch, 3. U-APSD + ch. switch here */
On_TDLS_Peer_Traffic_Rsp(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2456 int On_TDLS_Peer_Traffic_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2457 {
2458 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
2459 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2460 struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
2461 struct sta_priv *pstapriv = &padapter->stapriv;
2462 u8 wmmps_ac = 0;
2463 /* u8 state=TDLS_check_ch_state(ptdls_sta->tdls_sta_state); */
2464 int i;
2465
2466 ptdls_sta->sta_stats.rx_data_pkts++;
2467
2468 ptdls_sta->tdls_sta_state &= ~(TDLS_WAIT_PTR_STATE);
2469
2470 /* Check 4-AC queue bit */
2471 if (ptdls_sta->uapsd_vo || ptdls_sta->uapsd_vi || ptdls_sta->uapsd_be || ptdls_sta->uapsd_bk)
2472 wmmps_ac = 1;
2473
2474 /* If it's a direct link and have buffered frame */
2475 if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) {
2476 if (wmmps_ac) {
2477 _irqL irqL;
2478 _list *xmitframe_plist, *xmitframe_phead;
2479 struct xmit_frame *pxmitframe = NULL;
2480
2481 _enter_critical_bh(&ptdls_sta->sleep_q.lock, &irqL);
2482
2483 xmitframe_phead = get_list_head(&ptdls_sta->sleep_q);
2484 xmitframe_plist = get_next(xmitframe_phead);
2485
2486 /* transmit buffered frames */
2487 while (rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist) == _FALSE) {
2488 pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
2489 xmitframe_plist = get_next(xmitframe_plist);
2490 rtw_list_delete(&pxmitframe->list);
2491
2492 ptdls_sta->sleepq_len--;
2493 ptdls_sta->sleepq_ac_len--;
2494 if (ptdls_sta->sleepq_len > 0) {
2495 pxmitframe->attrib.mdata = 1;
2496 pxmitframe->attrib.eosp = 0;
2497 } else {
2498 pxmitframe->attrib.mdata = 0;
2499 pxmitframe->attrib.eosp = 1;
2500 }
2501 pxmitframe->attrib.triggered = 1;
2502
2503 rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
2504 }
2505
2506 if (ptdls_sta->sleepq_len == 0)
2507 RTW_INFO("no buffered packets for tdls to xmit\n");
2508 else {
2509 RTW_INFO("error!psta->sleepq_len=%d\n", ptdls_sta->sleepq_len);
2510 ptdls_sta->sleepq_len = 0;
2511 }
2512
2513 _exit_critical_bh(&ptdls_sta->sleep_q.lock, &irqL);
2514
2515 }
2516
2517 }
2518
2519 return _SUCCESS;
2520 }
2521
2522 #ifdef CONFIG_TDLS_CH_SW
On_TDLS_Ch_Switch_Req(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2523 sint On_TDLS_Ch_Switch_Req(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2524 {
2525 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
2526 struct sta_priv *pstapriv = &padapter->stapriv;
2527 u8 *ptr = precv_frame->u.hdr.rx_data;
2528 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2529 sint parsing_length;
2530 PNDIS_802_11_VARIABLE_IEs pIE;
2531 u8 FIXED_IE = 4;
2532 u16 j;
2533 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2534 u8 zaddr[ETH_ALEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
2535 u16 switch_time = TDLS_CH_SWITCH_TIME * 1000, switch_timeout = TDLS_CH_SWITCH_TIMEOUT * 1000;
2536 u8 take_care_iqk;
2537
2538 if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
2539 RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
2540 return _FAIL;
2541 }
2542
2543 ptdls_sta->ch_switch_time = switch_time;
2544 ptdls_sta->ch_switch_timeout = switch_timeout;
2545
2546 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2547 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
2548 - prx_pkt_attrib->hdrlen
2549 - prx_pkt_attrib->iv_len
2550 - prx_pkt_attrib->icv_len
2551 - LLC_HEADER_SIZE
2552 - ETH_TYPE_LEN
2553 - PAYLOAD_TYPE_LEN;
2554
2555 pchsw_info->off_ch_num = *(ptr + 2);
2556
2557 if ((*(ptr + 2) == 2) && (hal_is_band_support(padapter, BAND_ON_5G)))
2558 pchsw_info->off_ch_num = 44;
2559
2560 if (pchsw_info->off_ch_num != pmlmeext->cur_channel)
2561 pchsw_info->delay_switch_back = _FALSE;
2562
2563 /* Parsing information element */
2564 for (j = FIXED_IE; j < parsing_length;) {
2565 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
2566
2567 switch (pIE->ElementID) {
2568 case EID_SecondaryChnlOffset:
2569 switch (*(pIE->data)) {
2570 case EXTCHNL_OFFSET_UPPER:
2571 pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2572 break;
2573
2574 case EXTCHNL_OFFSET_LOWER:
2575 pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2576 break;
2577
2578 default:
2579 pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2580 break;
2581 }
2582 break;
2583 case _LINK_ID_IE_:
2584 break;
2585 case _CH_SWITCH_TIMING_:
2586 ptdls_sta->ch_switch_time = (RTW_GET_LE16(pIE->data) >= TDLS_CH_SWITCH_TIME * 1000) ?
2587 RTW_GET_LE16(pIE->data) : TDLS_CH_SWITCH_TIME * 1000;
2588 ptdls_sta->ch_switch_timeout = (RTW_GET_LE16(pIE->data + 2) >= TDLS_CH_SWITCH_TIMEOUT * 1000) ?
2589 RTW_GET_LE16(pIE->data + 2) : TDLS_CH_SWITCH_TIMEOUT * 1000;
2590 RTW_INFO("[TDLS] %s ch_switch_time:%d, ch_switch_timeout:%d\n"
2591 , __FUNCTION__, RTW_GET_LE16(pIE->data), RTW_GET_LE16(pIE->data + 2));
2592 default:
2593 break;
2594 }
2595
2596 j += (pIE->Length + 2);
2597 }
2598
2599 rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
2600 if (take_care_iqk == _TRUE) {
2601 u8 central_chnl;
2602 u8 bw_mode;
2603
2604 bw_mode = (pchsw_info->ch_offset) ? CHANNEL_WIDTH_40 : CHANNEL_WIDTH_20;
2605 central_chnl = rtw_get_center_ch(pchsw_info->off_ch_num, bw_mode, pchsw_info->ch_offset);
2606 if (rtw_hal_ch_sw_iqk_info_search(padapter, central_chnl, bw_mode) < 0) {
2607 if (!(pchsw_info->ch_sw_state & TDLS_CH_SWITCH_PREPARE_STATE))
2608 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_PREPARE);
2609
2610 return _FAIL;
2611 }
2612 }
2613
2614 /* cancel ch sw monitor timer for responder */
2615 if (!(pchsw_info->ch_sw_state & TDLS_CH_SW_INITIATOR_STATE))
2616 _cancel_timer_ex(&ptdls_sta->ch_sw_monitor_timer);
2617
2618 if (_rtw_memcmp(pchsw_info->addr, zaddr, ETH_ALEN) == _TRUE)
2619 _rtw_memcpy(pchsw_info->addr, ptdls_sta->cmn.mac_addr, ETH_ALEN);
2620
2621 if (ATOMIC_READ(&pchsw_info->chsw_on) == _FALSE)
2622 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_START);
2623
2624 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_RESP);
2625
2626 return _SUCCESS;
2627 }
2628
On_TDLS_Ch_Switch_Rsp(_adapter * padapter,union recv_frame * precv_frame,struct sta_info * ptdls_sta)2629 sint On_TDLS_Ch_Switch_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
2630 {
2631 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
2632 struct sta_priv *pstapriv = &padapter->stapriv;
2633 u8 *ptr = precv_frame->u.hdr.rx_data;
2634 struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
2635 sint parsing_length;
2636 PNDIS_802_11_VARIABLE_IEs pIE;
2637 u8 FIXED_IE = 4;
2638 u16 status_code, j, switch_time, switch_timeout;
2639 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2640 int ret = _SUCCESS;
2641
2642 if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
2643 RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
2644 return _SUCCESS;
2645 }
2646
2647 /* If we receive Unsolicited TDLS Channel Switch Response when channel switch is running, */
2648 /* we will go back to base channel and terminate this channel switch procedure */
2649 if (ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE) {
2650 if (pmlmeext->cur_channel != rtw_get_oper_ch(padapter)) {
2651 RTW_INFO("[TDLS] Rx unsolicited channel switch response\n");
2652 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_TO_BASE_CHNL);
2653 goto exit;
2654 }
2655 }
2656
2657 ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
2658 parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
2659 - prx_pkt_attrib->hdrlen
2660 - prx_pkt_attrib->iv_len
2661 - prx_pkt_attrib->icv_len
2662 - LLC_HEADER_SIZE
2663 - ETH_TYPE_LEN
2664 - PAYLOAD_TYPE_LEN;
2665
2666 _rtw_memcpy(&status_code, ptr + 2, 2);
2667
2668 if (status_code != 0) {
2669 RTW_INFO("[TDLS] %s status_code:%d\n", __func__, status_code);
2670 pchsw_info->ch_sw_state &= ~(TDLS_CH_SW_INITIATOR_STATE);
2671 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END);
2672 ret = _FAIL;
2673 goto exit;
2674 }
2675
2676 /* Parsing information element */
2677 for (j = FIXED_IE; j < parsing_length;) {
2678 pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
2679
2680 switch (pIE->ElementID) {
2681 case _LINK_ID_IE_:
2682 break;
2683 case _CH_SWITCH_TIMING_:
2684 _rtw_memcpy(&switch_time, pIE->data, 2);
2685 if (switch_time > ptdls_sta->ch_switch_time)
2686 _rtw_memcpy(&ptdls_sta->ch_switch_time, &switch_time, 2);
2687
2688 _rtw_memcpy(&switch_timeout, pIE->data + 2, 2);
2689 if (switch_timeout > ptdls_sta->ch_switch_timeout)
2690 _rtw_memcpy(&ptdls_sta->ch_switch_timeout, &switch_timeout, 2);
2691 break;
2692 default:
2693 break;
2694 }
2695
2696 j += (pIE->Length + 2);
2697 }
2698
2699 if ((pmlmeext->cur_channel == rtw_get_oper_ch(padapter)) &&
2700 (pchsw_info->ch_sw_state & TDLS_WAIT_CH_RSP_STATE)) {
2701 if (ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE)
2702 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_TO_OFF_CHNL);
2703 }
2704
2705 exit:
2706 return ret;
2707 }
2708 #endif /* CONFIG_TDLS_CH_SW */
2709
2710 #ifdef CONFIG_WFD
wfd_ie_tdls(_adapter * padapter,u8 * pframe,u32 * pktlen)2711 void wfd_ie_tdls(_adapter *padapter, u8 *pframe, u32 *pktlen)
2712 {
2713 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2714 struct wifi_display_info *pwfd_info = padapter->tdlsinfo.wfd_info;
2715 u8 wfdie[MAX_WFD_IE_LEN] = { 0x00 };
2716 u32 wfdielen = 0;
2717 u16 v16 = 0;
2718
2719 if (!hal_chk_wl_func(padapter, WL_FUNC_MIRACAST))
2720 return;
2721
2722 /* WFD OUI */
2723 wfdielen = 0;
2724 wfdie[wfdielen++] = 0x50;
2725 wfdie[wfdielen++] = 0x6F;
2726 wfdie[wfdielen++] = 0x9A;
2727 wfdie[wfdielen++] = 0x0A; /* WFA WFD v1.0 */
2728
2729 /*
2730 * Commented by Albert 20110825
2731 * According to the WFD Specification, the negotiation request frame should contain 3 WFD attributes
2732 * 1. WFD Device Information
2733 * 2. Associated BSSID ( Optional )
2734 * 3. Local IP Adress ( Optional )
2735 */
2736
2737 /* WFD Device Information ATTR */
2738 /* Type: */
2739 wfdie[wfdielen++] = WFD_ATTR_DEVICE_INFO;
2740
2741 /* Length: */
2742 /* Note: In the WFD specification, the size of length field is 2. */
2743 RTW_PUT_BE16(wfdie + wfdielen, 0x0006);
2744 wfdielen += 2;
2745
2746 /* Value1: */
2747 /* WFD device information */
2748 /* available for WFD session + Preferred TDLS + WSD ( WFD Service Discovery ) */
2749 v16 = pwfd_info->wfd_device_type | WFD_DEVINFO_SESSION_AVAIL
2750 | WFD_DEVINFO_PC_TDLS | WFD_DEVINFO_WSD;
2751 RTW_PUT_BE16(wfdie + wfdielen, v16);
2752 wfdielen += 2;
2753
2754 /* Value2: */
2755 /* Session Management Control Port */
2756 /* Default TCP port for RTSP messages is 554 */
2757 RTW_PUT_BE16(wfdie + wfdielen, pwfd_info->tdls_rtsp_ctrlport);
2758 wfdielen += 2;
2759
2760 /* Value3: */
2761 /* WFD Device Maximum Throughput */
2762 /* 300Mbps is the maximum throughput */
2763 RTW_PUT_BE16(wfdie + wfdielen, 300);
2764 wfdielen += 2;
2765
2766 /* Associated BSSID ATTR */
2767 /* Type: */
2768 wfdie[wfdielen++] = WFD_ATTR_ASSOC_BSSID;
2769
2770 /* Length: */
2771 /* Note: In the WFD specification, the size of length field is 2. */
2772 RTW_PUT_BE16(wfdie + wfdielen, 0x0006);
2773 wfdielen += 2;
2774
2775 /* Value: */
2776 /* Associated BSSID */
2777 if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE) == _TRUE)
2778 _rtw_memcpy(wfdie + wfdielen, &pmlmepriv->assoc_bssid[0], ETH_ALEN);
2779 else
2780 _rtw_memset(wfdie + wfdielen, 0x00, ETH_ALEN);
2781
2782 /* Local IP Address ATTR */
2783 wfdie[wfdielen++] = WFD_ATTR_LOCAL_IP_ADDR;
2784
2785 /* Length: */
2786 /* Note: In the WFD specification, the size of length field is 2. */
2787 RTW_PUT_BE16(wfdie + wfdielen, 0x0005);
2788 wfdielen += 2;
2789
2790 /* Version: */
2791 /* 0x01: Version1;IPv4 */
2792 wfdie[wfdielen++] = 0x01;
2793
2794 /* IPv4 Address */
2795 _rtw_memcpy(wfdie + wfdielen, pwfd_info->ip_address, 4);
2796 wfdielen += 4;
2797
2798 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wfdielen, (unsigned char *) wfdie, pktlen);
2799
2800 }
2801 #endif /* CONFIG_WFD */
2802
rtw_build_tdls_setup_req_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)2803 void rtw_build_tdls_setup_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
2804 {
2805 struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
2806 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2807 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2808 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2809 int i = 0 ;
2810 u32 time;
2811 u8 *pframe_head;
2812
2813 /* SNonce */
2814 if (pattrib->encrypt) {
2815 for (i = 0; i < 8; i++) {
2816 time = rtw_get_current_time();
2817 _rtw_memcpy(&ptdls_sta->SNonce[4 * i], (u8 *)&time, 4);
2818 }
2819 }
2820
2821 pframe_head = pframe; /* For rtw_tdls_set_ht_cap() */
2822
2823 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
2824 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
2825 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
2826 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
2827
2828 pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
2829 pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
2830 pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
2831 pframe = rtw_tdls_set_sup_reg_class(pframe, pattrib);
2832
2833 if (pattrib->encrypt)
2834 pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
2835
2836 pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
2837
2838 if (pattrib->encrypt) {
2839 pframe = rtw_tdls_set_ftie(ptxmgmt
2840 , pframe
2841 , pattrib
2842 , NULL
2843 , ptdls_sta->SNonce);
2844
2845 pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
2846 }
2847
2848 #ifdef CONFIG_80211N_HT
2849 /* Sup_reg_classes(optional) */
2850 if (pregistrypriv->ht_enable == _TRUE)
2851 pframe = rtw_tdls_set_ht_cap(padapter, pframe_head, pattrib);
2852 #endif
2853
2854 pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
2855
2856 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
2857
2858 if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
2859 pframe = rtw_tdls_set_qos_cap(pframe, pattrib);
2860
2861 #ifdef CONFIG_80211AC_VHT
2862 if ((padapter->mlmepriv.htpriv.ht_option == _TRUE) && (pmlmeext->cur_channel > 14)
2863 && REGSTY_IS_11AC_ENABLE(pregistrypriv)
2864 && is_supported_vht(pregistrypriv->wireless_mode)
2865 && (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
2866 ) {
2867 pframe = rtw_tdls_set_aid(padapter, pframe, pattrib);
2868 pframe = rtw_tdls_set_vht_cap(padapter, pframe, pattrib);
2869 }
2870 #endif
2871
2872 #ifdef CONFIG_WFD
2873 if (padapter->wdinfo.wfd_tdls_enable == 1)
2874 wfd_ie_tdls(padapter, pframe, &(pattrib->pktlen));
2875 #endif
2876
2877 }
2878
rtw_build_tdls_setup_rsp_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)2879 void rtw_build_tdls_setup_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
2880 {
2881 struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
2882 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2883 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2884 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2885 u8 k; /* for random ANonce */
2886 u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL;
2887 u32 time;
2888 u8 *pframe_head;
2889
2890 if (pattrib->encrypt) {
2891 for (k = 0; k < 8; k++) {
2892 time = rtw_get_current_time();
2893 _rtw_memcpy(&ptdls_sta->ANonce[4 * k], (u8 *)&time, 4);
2894 }
2895 }
2896
2897 pframe_head = pframe;
2898
2899 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
2900 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
2901 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
2902 pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
2903
2904 if (ptxmgmt->status_code != 0) {
2905 RTW_INFO("[%s] status_code:%04x\n", __FUNCTION__, ptxmgmt->status_code);
2906 return;
2907 }
2908
2909 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
2910 pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
2911 pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
2912 pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
2913 pframe = rtw_tdls_set_sup_reg_class(pframe, pattrib);
2914
2915 if (pattrib->encrypt) {
2916 prsnie = pframe;
2917 pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _FALSE, ptdls_sta);
2918 }
2919
2920 pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
2921
2922 if (pattrib->encrypt) {
2923 if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
2924 wpa_tdls_generate_tpk(padapter, ptdls_sta);
2925
2926 pftie = pframe;
2927 pftie_mic = pframe + 4;
2928 pframe = rtw_tdls_set_ftie(ptxmgmt
2929 , pframe
2930 , pattrib
2931 , ptdls_sta->ANonce
2932 , ptdls_sta->SNonce);
2933
2934 ptimeout_ie = pframe;
2935 pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _FALSE, ptdls_sta);
2936 }
2937
2938 #ifdef CONFIG_80211N_HT
2939 /* Sup_reg_classes(optional) */
2940 if (pregistrypriv->ht_enable == _TRUE)
2941 pframe = rtw_tdls_set_ht_cap(padapter, pframe_head, pattrib);
2942 #endif
2943
2944 pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
2945
2946 plinkid_ie = pframe;
2947 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
2948
2949 /* Fill FTIE mic */
2950 if (pattrib->encrypt && rtw_tdls_is_driver_setup(padapter) == _TRUE)
2951 wpa_tdls_ftie_mic(ptdls_sta->tpk.kck, 2, plinkid_ie, prsnie, ptimeout_ie, pftie, pftie_mic);
2952
2953 if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
2954 pframe = rtw_tdls_set_qos_cap(pframe, pattrib);
2955
2956 #ifdef CONFIG_80211AC_VHT
2957 if ((padapter->mlmepriv.htpriv.ht_option == _TRUE) && (pmlmeext->cur_channel > 14)
2958 && REGSTY_IS_11AC_ENABLE(pregistrypriv)
2959 && is_supported_vht(pregistrypriv->wireless_mode)
2960 && (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
2961 ) {
2962 pframe = rtw_tdls_set_aid(padapter, pframe, pattrib);
2963 pframe = rtw_tdls_set_vht_cap(padapter, pframe, pattrib);
2964 pframe = rtw_tdls_set_vht_op_mode_notify(padapter, pframe, pattrib, pmlmeext->cur_bwmode);
2965 }
2966 #endif
2967
2968 #ifdef CONFIG_WFD
2969 if (padapter->wdinfo.wfd_tdls_enable)
2970 wfd_ie_tdls(padapter, pframe, &(pattrib->pktlen));
2971 #endif
2972
2973 }
2974
rtw_build_tdls_setup_cfm_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)2975 void rtw_build_tdls_setup_cfm_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
2976 {
2977 struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
2978 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2979 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2980 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2981 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2982
2983 unsigned int ie_len;
2984 unsigned char *p;
2985 u8 wmm_param_ele[24] = {0};
2986 u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL;
2987
2988 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
2989 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
2990 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
2991 pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
2992 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
2993
2994 if (ptxmgmt->status_code != 0)
2995 return;
2996
2997 if (pattrib->encrypt) {
2998 prsnie = pframe;
2999 pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
3000 }
3001
3002 if (pattrib->encrypt) {
3003 pftie = pframe;
3004 pftie_mic = pframe + 4;
3005 pframe = rtw_tdls_set_ftie(ptxmgmt
3006 , pframe
3007 , pattrib
3008 , ptdls_sta->ANonce
3009 , ptdls_sta->SNonce);
3010
3011 ptimeout_ie = pframe;
3012 pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
3013
3014 if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
3015 /* Start TPK timer */
3016 ptdls_sta->TPK_count = 0;
3017 _set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
3018 }
3019 }
3020
3021 /* HT operation; todo */
3022
3023 plinkid_ie = pframe;
3024 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3025
3026 if (pattrib->encrypt && (rtw_tdls_is_driver_setup(padapter) == _TRUE))
3027 wpa_tdls_ftie_mic(ptdls_sta->tpk.kck, 3, plinkid_ie, prsnie, ptimeout_ie, pftie, pftie_mic);
3028
3029 if (ptdls_sta->qos_option == _TRUE)
3030 pframe = rtw_tdls_set_wmm_params(padapter, pframe, pattrib);
3031
3032 #ifdef CONFIG_80211AC_VHT
3033 if ((padapter->mlmepriv.htpriv.ht_option == _TRUE)
3034 && (ptdls_sta->vhtpriv.vht_option == _TRUE) && (pmlmeext->cur_channel > 14)
3035 && REGSTY_IS_11AC_ENABLE(pregistrypriv)
3036 && is_supported_vht(pregistrypriv->wireless_mode)
3037 && (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
3038 ) {
3039 pframe = rtw_tdls_set_vht_operation(padapter, pframe, pattrib, pmlmeext->cur_channel);
3040 pframe = rtw_tdls_set_vht_op_mode_notify(padapter, pframe, pattrib, pmlmeext->cur_bwmode);
3041 }
3042 #endif
3043 }
3044
rtw_build_tdls_teardown_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)3045 void rtw_build_tdls_teardown_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
3046 {
3047 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3048 u8 *pftie = NULL, *pftie_mic = NULL, *plinkid_ie = NULL;
3049
3050 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3051 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3052 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3053 pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
3054
3055 if (pattrib->encrypt) {
3056 pftie = pframe;
3057 pftie_mic = pframe + 4;
3058 pframe = rtw_tdls_set_ftie(ptxmgmt
3059 , pframe
3060 , pattrib
3061 , ptdls_sta->ANonce
3062 , ptdls_sta->SNonce);
3063 }
3064
3065 plinkid_ie = pframe;
3066 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
3067 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3068 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
3069 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3070
3071 if (pattrib->encrypt && (rtw_tdls_is_driver_setup(padapter) == _TRUE))
3072 wpa_tdls_teardown_ftie_mic(ptdls_sta->tpk.kck, plinkid_ie, ptxmgmt->status_code, 1, 4, pftie, pftie_mic);
3073 }
3074
rtw_build_tdls_dis_req_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt)3075 void rtw_build_tdls_dis_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt)
3076 {
3077 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3078
3079 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3080 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3081 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3082 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
3083 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3084
3085 }
3086
rtw_build_tdls_dis_rsp_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,u8 privacy)3087 void rtw_build_tdls_dis_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, u8 privacy)
3088 {
3089 struct registry_priv *pregistrypriv = &padapter->registrypriv;
3090 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3091 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3092 u8 *pframe_head, pktlen_index;
3093
3094 pktlen_index = pattrib->pktlen;
3095 pframe_head = pframe;
3096
3097 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_PUBLIC);
3098 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3099 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
3100 pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
3101
3102 pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
3103
3104 pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
3105
3106 if (privacy)
3107 pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, NULL);
3108
3109 pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
3110
3111 if (privacy) {
3112 pframe = rtw_tdls_set_ftie(ptxmgmt, pframe, pattrib, NULL, NULL);
3113 pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, NULL);
3114 }
3115
3116 #ifdef CONFIG_80211N_HT
3117 if (pregistrypriv->ht_enable == _TRUE)
3118 pframe = rtw_tdls_set_ht_cap(padapter, pframe_head - pktlen_index, pattrib);
3119 #endif
3120
3121 pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
3122 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3123
3124 }
3125
3126
rtw_build_tdls_peer_traffic_indication_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)3127 void rtw_build_tdls_peer_traffic_indication_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
3128 {
3129
3130 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3131 u8 AC_queue = 0;
3132
3133 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3134 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3135 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3136 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
3137
3138 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
3139 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3140 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
3141 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3142
3143 /* PTI control */
3144 /* PU buffer status */
3145 if (ptdls_sta->uapsd_bk & BIT(1))
3146 AC_queue = BIT(0);
3147 if (ptdls_sta->uapsd_be & BIT(1))
3148 AC_queue = BIT(1);
3149 if (ptdls_sta->uapsd_vi & BIT(1))
3150 AC_queue = BIT(2);
3151 if (ptdls_sta->uapsd_vo & BIT(1))
3152 AC_queue = BIT(3);
3153 pframe = rtw_set_ie(pframe, _PTI_BUFFER_STATUS_, 1, &AC_queue, &(pattrib->pktlen));
3154
3155 }
3156
rtw_build_tdls_peer_traffic_rsp_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)3157 void rtw_build_tdls_peer_traffic_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
3158 {
3159
3160 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3161
3162 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3163 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3164 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3165 pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
3166
3167 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
3168 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3169 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
3170 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3171 }
3172
3173 #ifdef CONFIG_TDLS_CH_SW
rtw_build_tdls_ch_switch_req_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)3174 void rtw_build_tdls_ch_switch_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
3175 {
3176 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
3177 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3178 struct sta_priv *pstapriv = &padapter->stapriv;
3179 u16 switch_time = TDLS_CH_SWITCH_TIME * 1000, switch_timeout = TDLS_CH_SWITCH_TIMEOUT * 1000;
3180
3181 ptdls_sta->ch_switch_time = switch_time;
3182 ptdls_sta->ch_switch_timeout = switch_timeout;
3183
3184 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3185 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3186 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3187 pframe = rtw_tdls_set_target_ch(padapter, pframe, pattrib);
3188 pframe = rtw_tdls_set_reg_class(pframe, pattrib, ptdls_sta);
3189
3190 if (ptdlsinfo->chsw_info.ch_offset != HAL_PRIME_CHNL_OFFSET_DONT_CARE) {
3191 switch (ptdlsinfo->chsw_info.ch_offset) {
3192 case HAL_PRIME_CHNL_OFFSET_LOWER:
3193 pframe = rtw_tdls_set_second_channel_offset(pframe, pattrib, SCA);
3194 break;
3195 case HAL_PRIME_CHNL_OFFSET_UPPER:
3196 pframe = rtw_tdls_set_second_channel_offset(pframe, pattrib, SCB);
3197 break;
3198 }
3199 }
3200
3201 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
3202 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3203 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
3204 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3205
3206 pframe = rtw_tdls_set_ch_sw(pframe, pattrib, ptdls_sta);
3207
3208 }
3209
rtw_build_tdls_ch_switch_rsp_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe,struct tdls_txmgmt * ptxmgmt,struct sta_info * ptdls_sta)3210 void rtw_build_tdls_ch_switch_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
3211 {
3212
3213 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3214 struct sta_priv *pstapriv = &padapter->stapriv;
3215
3216 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3217 pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
3218 pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
3219 pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
3220
3221 if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
3222 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
3223 else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
3224 pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
3225
3226 pframe = rtw_tdls_set_ch_sw(pframe, pattrib, ptdls_sta);
3227 }
3228 #endif
3229
3230 #ifdef CONFIG_WFD
rtw_build_tunneled_probe_req_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe)3231 void rtw_build_tunneled_probe_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe)
3232 {
3233 u8 i;
3234 _adapter *iface = NULL;
3235 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
3236 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3237 struct wifidirect_info *pwdinfo;
3238
3239 u8 category = RTW_WLAN_CATEGORY_P2P;
3240 u8 WFA_OUI[3] = { 0x50, 0x6f, 0x9a};
3241 u8 probe_req = 4;
3242 u8 wfdielen = 0;
3243
3244 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3245 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
3246 pframe = rtw_set_fixed_ie(pframe, 3, WFA_OUI, &(pattrib->pktlen));
3247 pframe = rtw_set_fixed_ie(pframe, 1, &(probe_req), &(pattrib->pktlen));
3248
3249 for (i = 0; i < dvobj->iface_nums; i++) {
3250 iface = dvobj->padapters[i];
3251 if ((iface) && rtw_is_adapter_up(iface)) {
3252 pwdinfo = &iface->wdinfo;
3253 if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
3254 wfdielen = build_probe_req_wfd_ie(pwdinfo, pframe);
3255 pframe += wfdielen;
3256 pattrib->pktlen += wfdielen;
3257 }
3258 }
3259 }
3260 }
3261
rtw_build_tunneled_probe_rsp_ies(_adapter * padapter,struct xmit_frame * pxmitframe,u8 * pframe)3262 void rtw_build_tunneled_probe_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe)
3263 {
3264 u8 i;
3265 _adapter *iface = NULL;
3266 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
3267 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3268 struct wifidirect_info *pwdinfo;
3269 u8 category = RTW_WLAN_CATEGORY_P2P;
3270 u8 WFA_OUI[3] = { 0x50, 0x6f, 0x9a};
3271 u8 probe_rsp = 5;
3272 u8 wfdielen = 0;
3273
3274 pframe = rtw_tdls_set_payload_type(pframe, pattrib);
3275 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
3276 pframe = rtw_set_fixed_ie(pframe, 3, WFA_OUI, &(pattrib->pktlen));
3277 pframe = rtw_set_fixed_ie(pframe, 1, &(probe_rsp), &(pattrib->pktlen));
3278
3279 for (i = 0; i < dvobj->iface_nums; i++) {
3280 iface = dvobj->padapters[i];
3281 if ((iface) && rtw_is_adapter_up(iface)) {
3282 pwdinfo = &iface->wdinfo;
3283 if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
3284 wfdielen = build_probe_resp_wfd_ie(pwdinfo, pframe, 1);
3285 pframe += wfdielen;
3286 pattrib->pktlen += wfdielen;
3287 }
3288 }
3289 }
3290 }
3291 #endif /* CONFIG_WFD */
3292
_tdls_tpk_timer_hdl(void * FunctionContext)3293 void _tdls_tpk_timer_hdl(void *FunctionContext)
3294 {
3295 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3296 struct tdls_txmgmt txmgmt;
3297
3298 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
3299 ptdls_sta->TPK_count++;
3300 /* TPK_timer expired in a second */
3301 /* Retry timer should set at least 301 sec. */
3302 if (ptdls_sta->TPK_count >= (ptdls_sta->TDLS_PeerKey_Lifetime - 3)) {
3303 RTW_INFO("[TDLS] %s, Re-Setup TDLS link with "MAC_FMT" since TPK lifetime expires!\n",
3304 __FUNCTION__, MAC_ARG(ptdls_sta->cmn.mac_addr));
3305 ptdls_sta->TPK_count = 0;
3306 _rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
3307 issue_tdls_setup_req(ptdls_sta->padapter, &txmgmt, _FALSE);
3308 }
3309
3310 _set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
3311 }
3312
3313 #ifdef CONFIG_TDLS_CH_SW
_tdls_ch_switch_timer_hdl(void * FunctionContext)3314 void _tdls_ch_switch_timer_hdl(void *FunctionContext)
3315 {
3316 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3317 _adapter *padapter = ptdls_sta->padapter;
3318 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
3319
3320 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END_TO_BASE_CHNL);
3321 RTW_INFO("[TDLS] %s, can't get traffic from op_ch:%d\n", __func__, rtw_get_oper_ch(padapter));
3322 }
3323
_tdls_delay_timer_hdl(void * FunctionContext)3324 void _tdls_delay_timer_hdl(void *FunctionContext)
3325 {
3326 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3327 _adapter *padapter = ptdls_sta->padapter;
3328 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
3329
3330 RTW_INFO("[TDLS] %s, op_ch:%d, tdls_state:0x%08x\n", __func__, rtw_get_oper_ch(padapter), ptdls_sta->tdls_sta_state);
3331 pchsw_info->delay_switch_back = _TRUE;
3332 }
3333
_tdls_stay_on_base_chnl_timer_hdl(void * FunctionContext)3334 void _tdls_stay_on_base_chnl_timer_hdl(void *FunctionContext)
3335 {
3336 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3337 _adapter *padapter = ptdls_sta->padapter;
3338 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
3339
3340 if (ptdls_sta != NULL) {
3341 issue_tdls_ch_switch_req(padapter, ptdls_sta);
3342 pchsw_info->ch_sw_state |= TDLS_WAIT_CH_RSP_STATE;
3343 }
3344 }
3345
_tdls_ch_switch_monitor_timer_hdl(void * FunctionContext)3346 void _tdls_ch_switch_monitor_timer_hdl(void *FunctionContext)
3347 {
3348 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3349 _adapter *padapter = ptdls_sta->padapter;
3350 struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
3351
3352 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END);
3353 RTW_INFO("[TDLS] %s, does not receive ch sw req\n", __func__);
3354 }
3355
3356 #endif
3357
_tdls_handshake_timer_hdl(void * FunctionContext)3358 void _tdls_handshake_timer_hdl(void *FunctionContext)
3359 {
3360 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3361 _adapter *padapter = NULL;
3362 struct tdls_txmgmt txmgmt;
3363
3364 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
3365 _rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
3366 txmgmt.status_code = _RSON_TDLS_TEAR_UN_RSN_;
3367
3368 if (ptdls_sta != NULL) {
3369 padapter = ptdls_sta->padapter;
3370
3371 RTW_INFO("[TDLS] Handshake time out\n");
3372 if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE)
3373 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA);
3374 else
3375 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY);
3376 }
3377 }
3378
_tdls_pti_timer_hdl(void * FunctionContext)3379 void _tdls_pti_timer_hdl(void *FunctionContext)
3380 {
3381 struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
3382 _adapter *padapter = NULL;
3383 struct tdls_txmgmt txmgmt;
3384
3385 _rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
3386 _rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
3387 txmgmt.status_code = _RSON_TDLS_TEAR_TOOFAR_;
3388
3389 if (ptdls_sta != NULL) {
3390 padapter = ptdls_sta->padapter;
3391
3392 if (ptdls_sta->tdls_sta_state & TDLS_WAIT_PTR_STATE) {
3393 RTW_INFO("[TDLS] Doesn't receive PTR from peer dev:"MAC_FMT"; "
3394 "Send TDLS Tear Down\n", MAC_ARG(ptdls_sta->cmn.mac_addr));
3395 rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA);
3396 }
3397 }
3398 }
3399
rtw_init_tdls_timer(_adapter * padapter,struct sta_info * psta)3400 void rtw_init_tdls_timer(_adapter *padapter, struct sta_info *psta)
3401 {
3402 psta->padapter = padapter;
3403 rtw_init_timer(&psta->TPK_timer, padapter, _tdls_tpk_timer_hdl, psta);
3404 #ifdef CONFIG_TDLS_CH_SW
3405 rtw_init_timer(&psta->ch_sw_timer, padapter, _tdls_ch_switch_timer_hdl, psta);
3406 rtw_init_timer(&psta->delay_timer, padapter, _tdls_delay_timer_hdl, psta);
3407 rtw_init_timer(&psta->stay_on_base_chnl_timer, padapter, _tdls_stay_on_base_chnl_timer_hdl, psta);
3408 rtw_init_timer(&psta->ch_sw_monitor_timer, padapter, _tdls_ch_switch_monitor_timer_hdl, psta);
3409 #endif
3410 rtw_init_timer(&psta->handshake_timer, padapter, _tdls_handshake_timer_hdl, psta);
3411 rtw_init_timer(&psta->pti_timer, padapter, _tdls_pti_timer_hdl, psta);
3412 }
3413
rtw_cancel_tdls_timer(struct sta_info * psta)3414 void rtw_cancel_tdls_timer(struct sta_info *psta)
3415 {
3416 _cancel_timer_ex(&psta->TPK_timer);
3417 #ifdef CONFIG_TDLS_CH_SW
3418 _cancel_timer_ex(&psta->ch_sw_timer);
3419 _cancel_timer_ex(&psta->delay_timer);
3420 _cancel_timer_ex(&psta->stay_on_base_chnl_timer);
3421 _cancel_timer_ex(&psta->ch_sw_monitor_timer);
3422 #endif
3423 _cancel_timer_ex(&psta->handshake_timer);
3424 _cancel_timer_ex(&psta->pti_timer);
3425 }
3426
rtw_tdls_teardown_pre_hdl(_adapter * padapter,struct sta_info * psta)3427 void rtw_tdls_teardown_pre_hdl(_adapter *padapter, struct sta_info *psta)
3428 {
3429 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
3430 struct sta_priv *pstapriv = &padapter->stapriv;
3431 _irqL irqL;
3432
3433 rtw_cancel_tdls_timer(psta);
3434
3435 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
3436 if (ptdlsinfo->sta_cnt != 0)
3437 ptdlsinfo->sta_cnt--;
3438 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
3439
3440 if (ptdlsinfo->sta_cnt < MAX_ALLOWED_TDLS_STA_NUM) {
3441 ptdlsinfo->sta_maximum = _FALSE;
3442 _rtw_memset(&ptdlsinfo->ss_record, 0x00, sizeof(struct tdls_ss_record));
3443 }
3444
3445 if (ptdlsinfo->sta_cnt == 0)
3446 rtw_tdls_set_link_established(padapter, _FALSE);
3447 else
3448 RTW_INFO("Remain tdls sta:%02x\n", ptdlsinfo->sta_cnt);
3449 }
3450
rtw_tdls_teardown_post_hdl(_adapter * padapter,struct sta_info * psta,u8 enqueue_cmd)3451 void rtw_tdls_teardown_post_hdl(_adapter *padapter, struct sta_info *psta, u8 enqueue_cmd)
3452 {
3453 struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
3454
3455 /* Clear cam */
3456 rtw_clearstakey_cmd(padapter, psta, enqueue_cmd);
3457
3458 /* Update sta media status */
3459 if (enqueue_cmd)
3460 rtw_sta_media_status_rpt_cmd(padapter, psta, 0);
3461 else
3462 rtw_sta_media_status_rpt(padapter, psta, 0);
3463
3464 /* Set RCR if necessary */
3465 if (ptdlsinfo->sta_cnt == 0) {
3466 if (enqueue_cmd)
3467 rtw_tdls_cmd(padapter, NULL, TDLS_RS_RCR);
3468 else
3469 rtw_hal_rcr_set_chk_bssid(padapter, MLME_TDLS_NOLINK);
3470 }
3471
3472 /* Free tdls sta info */
3473 rtw_free_stainfo(padapter, psta);
3474 }
3475
rtw_tdls_is_driver_setup(_adapter * padapter)3476 int rtw_tdls_is_driver_setup(_adapter *padapter)
3477 {
3478 return padapter->tdlsinfo.driver_setup;
3479 }
3480
rtw_tdls_action_txt(enum TDLS_ACTION_FIELD action)3481 const char *rtw_tdls_action_txt(enum TDLS_ACTION_FIELD action)
3482 {
3483 switch (action) {
3484 case TDLS_SETUP_REQUEST:
3485 return "TDLS_SETUP_REQUEST";
3486 case TDLS_SETUP_RESPONSE:
3487 return "TDLS_SETUP_RESPONSE";
3488 case TDLS_SETUP_CONFIRM:
3489 return "TDLS_SETUP_CONFIRM";
3490 case TDLS_TEARDOWN:
3491 return "TDLS_TEARDOWN";
3492 case TDLS_PEER_TRAFFIC_INDICATION:
3493 return "TDLS_PEER_TRAFFIC_INDICATION";
3494 case TDLS_CHANNEL_SWITCH_REQUEST:
3495 return "TDLS_CHANNEL_SWITCH_REQUEST";
3496 case TDLS_CHANNEL_SWITCH_RESPONSE:
3497 return "TDLS_CHANNEL_SWITCH_RESPONSE";
3498 case TDLS_PEER_PSM_REQUEST:
3499 return "TDLS_PEER_PSM_REQUEST";
3500 case TDLS_PEER_PSM_RESPONSE:
3501 return "TDLS_PEER_PSM_RESPONSE";
3502 case TDLS_PEER_TRAFFIC_RESPONSE:
3503 return "TDLS_PEER_TRAFFIC_RESPONSE";
3504 case TDLS_DISCOVERY_REQUEST:
3505 return "TDLS_DISCOVERY_REQUEST";
3506 case TDLS_DISCOVERY_RESPONSE:
3507 return "TDLS_DISCOVERY_RESPONSE";
3508 default:
3509 return "UNKNOWN";
3510 }
3511 }
3512
3513 #endif /* CONFIG_TDLS */
3514