1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 *
19 ******************************************************************************/
20 #define _RTW_MLME_EXT_C_
21
22 #include <linux/ieee80211.h>
23
24 #include <osdep_service.h>
25 #include <drv_types.h>
26 #include <wifi.h>
27 #include <rtw_mlme_ext.h>
28 #include <wlan_bssdef.h>
29 #include <mlme_osdep.h>
30 #include <recv_osdep.h>
31
32 static u8 null_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
33
34 /**************************************************
35 OUI definitions for the vendor specific IE
36 ***************************************************/
37 unsigned char RTW_WPA_OUI[] = {0x00, 0x50, 0xf2, 0x01};
38 unsigned char WMM_OUI[] = {0x00, 0x50, 0xf2, 0x02};
39 unsigned char WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04};
40 unsigned char P2P_OUI[] = {0x50, 0x6F, 0x9A, 0x09};
41 unsigned char WFD_OUI[] = {0x50, 0x6F, 0x9A, 0x0A};
42
43 unsigned char WMM_INFO_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
44 unsigned char WMM_PARA_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
45
46 unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
47 unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
48
49 extern unsigned char REALTEK_96B_IE[];
50
51 /********************************************************
52 MCS rate definitions
53 *********************************************************/
54 unsigned char MCS_rate_2R[16] = {0xff, 0xff, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
55 unsigned char MCS_rate_1R[16] = {0xff, 0x00, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
56
57 /********************************************************
58 ChannelPlan definitions
59 *********************************************************/
60 static struct rt_channel_plan_2g RTW_ChannelPlan2G[RT_CHANNEL_DOMAIN_2G_MAX] = {
61 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13}, /* 0x00, RT_CHANNEL_DOMAIN_2G_WORLD , Passive scan CH 12, 13 */
62 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13}, /* 0x01, RT_CHANNEL_DOMAIN_2G_ETSI1 */
63 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11}, /* 0x02, RT_CHANNEL_DOMAIN_2G_FCC1 */
64 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14}, /* 0x03, RT_CHANNEL_DOMAIN_2G_MIKK1 */
65 {{10, 11, 12, 13}, 4}, /* 0x04, RT_CHANNEL_DOMAIN_2G_ETSI2 */
66 {{}, 0}, /* 0x05, RT_CHANNEL_DOMAIN_2G_NULL */
67 };
68
69 static struct rt_channel_plan_map RTW_ChannelPlanMap[RT_CHANNEL_DOMAIN_MAX] = {
70 /* 0x00 ~ 0x1F , Old Define ===== */
71 {0x02}, /* 0x00, RT_CHANNEL_DOMAIN_FCC */
72 {0x02}, /* 0x01, RT_CHANNEL_DOMAIN_IC */
73 {0x01}, /* 0x02, RT_CHANNEL_DOMAIN_ETSI */
74 {0x01}, /* 0x03, RT_CHANNEL_DOMAIN_SPAIN */
75 {0x01}, /* 0x04, RT_CHANNEL_DOMAIN_FRANCE */
76 {0x03}, /* 0x05, RT_CHANNEL_DOMAIN_MKK */
77 {0x03}, /* 0x06, RT_CHANNEL_DOMAIN_MKK1 */
78 {0x01}, /* 0x07, RT_CHANNEL_DOMAIN_ISRAEL */
79 {0x03}, /* 0x08, RT_CHANNEL_DOMAIN_TELEC */
80 {0x03}, /* 0x09, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN */
81 {0x00}, /* 0x0A, RT_CHANNEL_DOMAIN_WORLD_WIDE_13 */
82 {0x02}, /* 0x0B, RT_CHANNEL_DOMAIN_TAIWAN */
83 {0x01}, /* 0x0C, RT_CHANNEL_DOMAIN_CHINA */
84 {0x02}, /* 0x0D, RT_CHANNEL_DOMAIN_SINGAPORE_INDIA_MEXICO */
85 {0x02}, /* 0x0E, RT_CHANNEL_DOMAIN_KOREA */
86 {0x02}, /* 0x0F, RT_CHANNEL_DOMAIN_TURKEY */
87 {0x01}, /* 0x10, RT_CHANNEL_DOMAIN_JAPAN */
88 {0x02}, /* 0x11, RT_CHANNEL_DOMAIN_FCC_NO_DFS */
89 {0x01}, /* 0x12, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
90 {0x00}, /* 0x13, RT_CHANNEL_DOMAIN_WORLD_WIDE_5G */
91 {0x02}, /* 0x14, RT_CHANNEL_DOMAIN_TAIWAN_NO_DFS */
92 {0x00}, /* 0x15, RT_CHANNEL_DOMAIN_ETSI_NO_DFS */
93 {0x00}, /* 0x16, RT_CHANNEL_DOMAIN_KOREA_NO_DFS */
94 {0x03}, /* 0x17, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
95 {0x05}, /* 0x18, RT_CHANNEL_DOMAIN_PAKISTAN_NO_DFS */
96 {0x02}, /* 0x19, RT_CHANNEL_DOMAIN_TAIWAN2_NO_DFS */
97 {0x00}, /* 0x1A, */
98 {0x00}, /* 0x1B, */
99 {0x00}, /* 0x1C, */
100 {0x00}, /* 0x1D, */
101 {0x00}, /* 0x1E, */
102 {0x05}, /* 0x1F, RT_CHANNEL_DOMAIN_WORLD_WIDE_ONLY_5G */
103 /* 0x20 ~ 0x7F , New Define ===== */
104 {0x00}, /* 0x20, RT_CHANNEL_DOMAIN_WORLD_NULL */
105 {0x01}, /* 0x21, RT_CHANNEL_DOMAIN_ETSI1_NULL */
106 {0x02}, /* 0x22, RT_CHANNEL_DOMAIN_FCC1_NULL */
107 {0x03}, /* 0x23, RT_CHANNEL_DOMAIN_MKK1_NULL */
108 {0x04}, /* 0x24, RT_CHANNEL_DOMAIN_ETSI2_NULL */
109 {0x02}, /* 0x25, RT_CHANNEL_DOMAIN_FCC1_FCC1 */
110 {0x00}, /* 0x26, RT_CHANNEL_DOMAIN_WORLD_ETSI1 */
111 {0x03}, /* 0x27, RT_CHANNEL_DOMAIN_MKK1_MKK1 */
112 {0x00}, /* 0x28, RT_CHANNEL_DOMAIN_WORLD_KCC1 */
113 {0x00}, /* 0x29, RT_CHANNEL_DOMAIN_WORLD_FCC2 */
114 {0x00}, /* 0x2A, */
115 {0x00}, /* 0x2B, */
116 {0x00}, /* 0x2C, */
117 {0x00}, /* 0x2D, */
118 {0x00}, /* 0x2E, */
119 {0x00}, /* 0x2F, */
120 {0x00}, /* 0x30, RT_CHANNEL_DOMAIN_WORLD_FCC3 */
121 {0x00}, /* 0x31, RT_CHANNEL_DOMAIN_WORLD_FCC4 */
122 {0x00}, /* 0x32, RT_CHANNEL_DOMAIN_WORLD_FCC5 */
123 {0x00}, /* 0x33, RT_CHANNEL_DOMAIN_WORLD_FCC6 */
124 {0x02}, /* 0x34, RT_CHANNEL_DOMAIN_FCC1_FCC7 */
125 {0x00}, /* 0x35, RT_CHANNEL_DOMAIN_WORLD_ETSI2 */
126 {0x00}, /* 0x36, RT_CHANNEL_DOMAIN_WORLD_ETSI3 */
127 {0x03}, /* 0x37, RT_CHANNEL_DOMAIN_MKK1_MKK2 */
128 {0x03}, /* 0x38, RT_CHANNEL_DOMAIN_MKK1_MKK3 */
129 {0x02}, /* 0x39, RT_CHANNEL_DOMAIN_FCC1_NCC1 */
130 {0x00}, /* 0x3A, */
131 {0x00}, /* 0x3B, */
132 {0x00}, /* 0x3C, */
133 {0x00}, /* 0x3D, */
134 {0x00}, /* 0x3E, */
135 {0x00}, /* 0x3F, */
136 {0x02}, /* 0x40, RT_CHANNEL_DOMAIN_FCC1_NCC2 */
137 {0x03}, /* 0x41, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G */
138 };
139
140 static struct rt_channel_plan_map RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE = {0x03}; /* use the combination for max channel numbers */
141
142 /*
143 * Search the @param channel_num in given @param channel_set
144 * @ch_set: the given channel set
145 * @ch: the given channel number
146 *
147 * return the index of channel_num in channel_set, -1 if not found
148 */
rtw_ch_set_search_ch(struct rt_channel_info * ch_set,const u32 ch)149 int rtw_ch_set_search_ch(struct rt_channel_info *ch_set, const u32 ch)
150 {
151 int i;
152 for (i = 0; ch_set[i].ChannelNum != 0; i++) {
153 if (ch == ch_set[i].ChannelNum)
154 break;
155 }
156
157 if (i >= ch_set[i].ChannelNum)
158 return -1;
159 return i;
160 }
161
alloc_mgtxmitframe(struct xmit_priv * pxmitpriv)162 struct xmit_frame *alloc_mgtxmitframe(struct xmit_priv *pxmitpriv)
163 {
164 struct xmit_frame *pmgntframe;
165 struct xmit_buf *pxmitbuf;
166
167 pmgntframe = rtw_alloc_xmitframe(pxmitpriv);
168 if (pmgntframe == NULL) {
169 DBG_88E("%s, alloc xmitframe fail\n", __func__);
170 return NULL;
171 }
172
173 pxmitbuf = rtw_alloc_xmitbuf_ext(pxmitpriv);
174 if (pxmitbuf == NULL) {
175 DBG_88E("%s, alloc xmitbuf fail\n", __func__);
176 rtw_free_xmitframe(pxmitpriv, pmgntframe);
177 return NULL;
178 }
179 pmgntframe->frame_tag = MGNT_FRAMETAG;
180 pmgntframe->pxmitbuf = pxmitbuf;
181 pmgntframe->buf_addr = pxmitbuf->pbuf;
182 pxmitbuf->priv_data = pmgntframe;
183 return pmgntframe;
184 }
185
186 /****************************************************************************
187
188 Following are some TX functions for WiFi MLME
189
190 *****************************************************************************/
191
update_mgnt_tx_rate(struct adapter * padapter,u8 rate)192 void update_mgnt_tx_rate(struct adapter *padapter, u8 rate)
193 {
194 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
195
196 pmlmeext->tx_rate = rate;
197 DBG_88E("%s(): rate = %x\n", __func__, rate);
198 }
199
update_mgntframe_attrib(struct adapter * padapter,struct pkt_attrib * pattrib)200 void update_mgntframe_attrib(struct adapter *padapter, struct pkt_attrib *pattrib)
201 {
202 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
203
204 memset((u8 *)(pattrib), 0, sizeof(struct pkt_attrib));
205
206 pattrib->hdrlen = 24;
207 pattrib->nr_frags = 1;
208 pattrib->priority = 7;
209 pattrib->mac_id = 0;
210 pattrib->qsel = 0x12;
211
212 pattrib->pktlen = 0;
213
214 if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
215 pattrib->raid = 6;/* b mode */
216 else
217 pattrib->raid = 5;/* a/g mode */
218
219 pattrib->encrypt = _NO_PRIVACY_;
220 pattrib->bswenc = false;
221
222 pattrib->qos_en = false;
223 pattrib->ht_en = false;
224 pattrib->bwmode = HT_CHANNEL_WIDTH_20;
225 pattrib->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
226 pattrib->sgi = false;
227
228 pattrib->seqnum = pmlmeext->mgnt_seq;
229
230 pattrib->retry_ctrl = true;
231 }
232
dump_mgntframe(struct adapter * padapter,struct xmit_frame * pmgntframe)233 static void dump_mgntframe(struct adapter *padapter,
234 struct xmit_frame *pmgntframe)
235 {
236 if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
237 return;
238
239 rtw_hal_mgnt_xmit(padapter, pmgntframe);
240 }
241
dump_mgntframe_and_wait(struct adapter * padapter,struct xmit_frame * pmgntframe,int timeout_ms)242 static s32 dump_mgntframe_and_wait(struct adapter *padapter,
243 struct xmit_frame *pmgntframe,
244 int timeout_ms)
245 {
246 s32 ret = _FAIL;
247 struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf;
248 struct submit_ctx sctx;
249
250 if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
251 return ret;
252
253 rtw_sctx_init(&sctx, timeout_ms);
254 pxmitbuf->sctx = &sctx;
255
256 ret = rtw_hal_mgnt_xmit(padapter, pmgntframe);
257
258 if (ret == _SUCCESS)
259 ret = rtw_sctx_wait(&sctx);
260
261 return ret;
262 }
263
dump_mgntframe_and_wait_ack(struct adapter * padapter,struct xmit_frame * pmgntframe)264 static s32 dump_mgntframe_and_wait_ack(struct adapter *padapter,
265 struct xmit_frame *pmgntframe)
266 {
267 s32 ret = _FAIL;
268 u32 timeout_ms = 500;/* 500ms */
269 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
270
271 if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
272 return -1;
273
274 if (mutex_lock_interruptible(&pxmitpriv->ack_tx_mutex))
275 return _FAIL;
276 pxmitpriv->ack_tx = true;
277
278 pmgntframe->ack_report = 1;
279 if (rtw_hal_mgnt_xmit(padapter, pmgntframe) == _SUCCESS) {
280 ret = rtw_ack_tx_wait(pxmitpriv, timeout_ms);
281 }
282
283 pxmitpriv->ack_tx = false;
284 mutex_unlock(&pxmitpriv->ack_tx_mutex);
285
286 return ret;
287 }
288
update_hidden_ssid(u8 * ies,u32 ies_len,u8 hidden_ssid_mode)289 static int update_hidden_ssid(u8 *ies, u32 ies_len, u8 hidden_ssid_mode)
290 {
291 u8 *ssid_ie;
292 int ssid_len_ori;
293 int len_diff = 0;
294
295 ssid_ie = rtw_get_ie(ies, WLAN_EID_SSID, &ssid_len_ori, ies_len);
296
297 if (ssid_ie && ssid_len_ori > 0) {
298 switch (hidden_ssid_mode) {
299 case 1: {
300 u8 *next_ie = ssid_ie + 2 + ssid_len_ori;
301 u32 remain_len = 0;
302
303 remain_len = ies_len - (next_ie - ies);
304
305 ssid_ie[1] = 0;
306 memcpy(ssid_ie+2, next_ie, remain_len);
307 len_diff -= ssid_len_ori;
308
309 break;
310 }
311 case 2:
312 memset(&ssid_ie[2], 0, ssid_len_ori);
313 break;
314 default:
315 break;
316 }
317 }
318
319 return len_diff;
320 }
321
issue_beacon(struct adapter * padapter,int timeout_ms)322 static void issue_beacon(struct adapter *padapter, int timeout_ms)
323 {
324 struct xmit_frame *pmgntframe;
325 struct pkt_attrib *pattrib;
326 unsigned char *pframe;
327 struct rtw_ieee80211_hdr *pwlanhdr;
328 __le16 *fctrl;
329 unsigned int rate_len;
330 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
331 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
332 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
333 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
334 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
335 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
336
337 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
338 if (pmgntframe == NULL) {
339 DBG_88E("%s, alloc mgnt frame fail\n", __func__);
340 return;
341 }
342 #if defined(CONFIG_88EU_AP_MODE)
343 spin_lock_bh(&pmlmepriv->bcn_update_lock);
344 #endif /* if defined (CONFIG_88EU_AP_MODE) */
345
346 /* update attribute */
347 pattrib = &pmgntframe->attrib;
348 update_mgntframe_attrib(padapter, pattrib);
349 pattrib->qsel = 0x10;
350
351 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
352
353 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
354 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
355
356
357 fctrl = &(pwlanhdr->frame_ctl);
358 *(fctrl) = 0;
359
360 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
361 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
362 memcpy(pwlanhdr->addr3, cur_network->MacAddress, ETH_ALEN);
363
364 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
365 /* pmlmeext->mgnt_seq++; */
366 SetFrameSubType(pframe, WIFI_BEACON);
367
368 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
369 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
370
371 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
372 int len_diff;
373 u8 *wps_ie;
374 uint wps_ielen;
375 u8 sr = 0;
376 memcpy(pframe, cur_network->IEs, cur_network->IELength);
377 len_diff = update_hidden_ssid(
378 pframe+_BEACON_IE_OFFSET_
379 , cur_network->IELength-_BEACON_IE_OFFSET_
380 , pmlmeinfo->hidden_ssid_mode
381 );
382 pframe += (cur_network->IELength+len_diff);
383 pattrib->pktlen += (cur_network->IELength+len_diff);
384 wps_ie = rtw_get_wps_ie(pmgntframe->buf_addr+TXDESC_OFFSET+sizeof(struct rtw_ieee80211_hdr_3addr)+_BEACON_IE_OFFSET_,
385 pattrib->pktlen-sizeof(struct rtw_ieee80211_hdr_3addr)-_BEACON_IE_OFFSET_, NULL, &wps_ielen);
386 if (wps_ie && wps_ielen > 0)
387 rtw_get_wps_attr_content(wps_ie, wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
388 if (sr != 0)
389 set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
390 else
391 _clr_fwstate_(pmlmepriv, WIFI_UNDER_WPS);
392
393 goto _issue_bcn;
394 }
395
396 /* below for ad-hoc mode */
397
398 /* timestamp will be inserted by hardware */
399 pframe += 8;
400 pattrib->pktlen += 8;
401
402 /* beacon interval: 2 bytes */
403
404 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
405
406 pframe += 2;
407 pattrib->pktlen += 2;
408
409 /* capability info: 2 bytes */
410
411 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
412
413 pframe += 2;
414 pattrib->pktlen += 2;
415
416 /* SSID */
417 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
418
419 /* supported rates... */
420 rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
421 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, min_t(unsigned int, rate_len, 8), cur_network->SupportedRates, &pattrib->pktlen);
422
423 /* DS parameter set */
424 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
425
426 {
427 u8 erpinfo = 0;
428 u32 ATIMWindow;
429 /* IBSS Parameter Set... */
430 ATIMWindow = 0;
431 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
432
433 /* ERP IE */
434 pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
435 }
436
437 /* EXTERNDED SUPPORTED RATE */
438 if (rate_len > 8)
439 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
440 /* todo:HT for adhoc */
441 _issue_bcn:
442
443 #if defined(CONFIG_88EU_AP_MODE)
444 pmlmepriv->update_bcn = false;
445
446 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
447 #endif /* if defined (CONFIG_88EU_AP_MODE) */
448
449 if ((pattrib->pktlen + TXDESC_SIZE) > 512) {
450 DBG_88E("beacon frame too large\n");
451 return;
452 }
453
454 pattrib->last_txcmdsz = pattrib->pktlen;
455
456 /* DBG_88E("issue bcn_sz=%d\n", pattrib->last_txcmdsz); */
457 if (timeout_ms > 0)
458 dump_mgntframe_and_wait(padapter, pmgntframe, timeout_ms);
459 else
460 dump_mgntframe(padapter, pmgntframe);
461 }
462
issue_probersp(struct adapter * padapter,unsigned char * da)463 static void issue_probersp(struct adapter *padapter, unsigned char *da)
464 {
465 struct xmit_frame *pmgntframe;
466 struct pkt_attrib *pattrib;
467 unsigned char *pframe;
468 struct rtw_ieee80211_hdr *pwlanhdr;
469 __le16 *fctrl;
470 unsigned char *mac, *bssid;
471 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
472 #if defined(CONFIG_88EU_AP_MODE)
473 u8 *pwps_ie;
474 uint wps_ielen;
475 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
476 #endif /* if defined (CONFIG_88EU_AP_MODE) */
477 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
478 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
479 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
480 unsigned int rate_len;
481
482 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
483 if (pmgntframe == NULL) {
484 DBG_88E("%s, alloc mgnt frame fail\n", __func__);
485 return;
486 }
487
488 /* update attribute */
489 pattrib = &pmgntframe->attrib;
490 update_mgntframe_attrib(padapter, pattrib);
491
492 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
493
494 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
495 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
496
497 mac = myid(&(padapter->eeprompriv));
498 bssid = cur_network->MacAddress;
499
500 fctrl = &(pwlanhdr->frame_ctl);
501 *(fctrl) = 0;
502 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
503 memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
504 memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
505
506 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
507 pmlmeext->mgnt_seq++;
508 SetFrameSubType(fctrl, WIFI_PROBERSP);
509
510 pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
511 pattrib->pktlen = pattrib->hdrlen;
512 pframe += pattrib->hdrlen;
513
514 if (cur_network->IELength > MAX_IE_SZ)
515 return;
516
517 #if defined(CONFIG_88EU_AP_MODE)
518 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
519 pwps_ie = rtw_get_wps_ie(cur_network->IEs+_FIXED_IE_LENGTH_, cur_network->IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
520
521 /* inerset & update wps_probe_resp_ie */
522 if ((pmlmepriv->wps_probe_resp_ie != NULL) && pwps_ie && (wps_ielen > 0)) {
523 uint wps_offset, remainder_ielen;
524 u8 *premainder_ie;
525
526 wps_offset = (uint)(pwps_ie - cur_network->IEs);
527
528 premainder_ie = pwps_ie + wps_ielen;
529
530 remainder_ielen = cur_network->IELength - wps_offset - wps_ielen;
531
532 memcpy(pframe, cur_network->IEs, wps_offset);
533 pframe += wps_offset;
534 pattrib->pktlen += wps_offset;
535
536 wps_ielen = (uint)pmlmepriv->wps_probe_resp_ie[1];/* to get ie data len */
537 if ((wps_offset+wps_ielen+2) <= MAX_IE_SZ) {
538 memcpy(pframe, pmlmepriv->wps_probe_resp_ie, wps_ielen+2);
539 pframe += wps_ielen+2;
540 pattrib->pktlen += wps_ielen+2;
541 }
542
543 if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
544 memcpy(pframe, premainder_ie, remainder_ielen);
545 pframe += remainder_ielen;
546 pattrib->pktlen += remainder_ielen;
547 }
548 } else {
549 memcpy(pframe, cur_network->IEs, cur_network->IELength);
550 pframe += cur_network->IELength;
551 pattrib->pktlen += cur_network->IELength;
552 }
553 } else
554 #endif
555 {
556 /* timestamp will be inserted by hardware */
557 pframe += 8;
558 pattrib->pktlen += 8;
559
560 /* beacon interval: 2 bytes */
561
562 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
563
564 pframe += 2;
565 pattrib->pktlen += 2;
566
567 /* capability info: 2 bytes */
568
569 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
570
571 pframe += 2;
572 pattrib->pktlen += 2;
573
574 /* below for ad-hoc mode */
575
576 /* SSID */
577 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
578
579 /* supported rates... */
580 rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
581 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, min_t(unsigned int, rate_len, 8), cur_network->SupportedRates, &pattrib->pktlen);
582
583 /* DS parameter set */
584 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
585
586 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
587 u8 erpinfo = 0;
588 u32 ATIMWindow;
589 /* IBSS Parameter Set... */
590 /* ATIMWindow = cur->Configuration.ATIMWindow; */
591 ATIMWindow = 0;
592 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
593
594 /* ERP IE */
595 pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
596 }
597
598
599 /* EXTERNDED SUPPORTED RATE */
600 if (rate_len > 8)
601 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
602 /* todo:HT for adhoc */
603 }
604
605 pattrib->last_txcmdsz = pattrib->pktlen;
606
607 dump_mgntframe(padapter, pmgntframe);
608
609 return;
610 }
611
_issue_probereq(struct adapter * padapter,struct ndis_802_11_ssid * pssid,u8 * da,int wait_ack)612 static int _issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, int wait_ack)
613 {
614 int ret = _FAIL;
615 struct xmit_frame *pmgntframe;
616 struct pkt_attrib *pattrib;
617 unsigned char *pframe;
618 struct rtw_ieee80211_hdr *pwlanhdr;
619 __le16 *fctrl;
620 unsigned char *mac;
621 unsigned char bssrate[NumRates];
622 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
623 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
624 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
625 int bssrate_len = 0;
626 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
627
628 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+issue_probereq\n"));
629
630 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
631 if (pmgntframe == NULL)
632 goto exit;
633
634 /* update attribute */
635 pattrib = &pmgntframe->attrib;
636 update_mgntframe_attrib(padapter, pattrib);
637
638
639 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
640
641 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
642 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
643
644 mac = myid(&(padapter->eeprompriv));
645
646 fctrl = &(pwlanhdr->frame_ctl);
647 *(fctrl) = 0;
648
649 if (da) {
650 /* unicast probe request frame */
651 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
652 memcpy(pwlanhdr->addr3, da, ETH_ALEN);
653 } else {
654 /* broadcast probe request frame */
655 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
656 memcpy(pwlanhdr->addr3, bc_addr, ETH_ALEN);
657 }
658
659 memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
660
661 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
662 pmlmeext->mgnt_seq++;
663 SetFrameSubType(pframe, WIFI_PROBEREQ);
664
665 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
666 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
667
668 if (pssid)
669 pframe = rtw_set_ie(pframe, _SSID_IE_, pssid->SsidLength, pssid->Ssid, &(pattrib->pktlen));
670 else
671 pframe = rtw_set_ie(pframe, _SSID_IE_, 0, NULL, &(pattrib->pktlen));
672
673 get_rate_set(padapter, bssrate, &bssrate_len);
674
675 if (bssrate_len > 8) {
676 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
677 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
678 } else {
679 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
680 }
681
682 /* add wps_ie for wps2.0 */
683 if (pmlmepriv->wps_probe_req_ie_len > 0 && pmlmepriv->wps_probe_req_ie) {
684 memcpy(pframe, pmlmepriv->wps_probe_req_ie, pmlmepriv->wps_probe_req_ie_len);
685 pframe += pmlmepriv->wps_probe_req_ie_len;
686 pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len;
687 }
688
689 pattrib->last_txcmdsz = pattrib->pktlen;
690
691 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
692 ("issuing probe_req, tx_len=%d\n", pattrib->last_txcmdsz));
693
694 if (wait_ack) {
695 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
696 } else {
697 dump_mgntframe(padapter, pmgntframe);
698 ret = _SUCCESS;
699 }
700
701 exit:
702 return ret;
703 }
704
issue_probereq(struct adapter * padapter,struct ndis_802_11_ssid * pssid,u8 * da)705 static inline void issue_probereq(struct adapter *padapter,
706 struct ndis_802_11_ssid *pssid, u8 *da)
707 {
708 _issue_probereq(padapter, pssid, da, false);
709 }
710
issue_probereq_ex(struct adapter * padapter,struct ndis_802_11_ssid * pssid,u8 * da,int try_cnt,int wait_ms)711 static int issue_probereq_ex(struct adapter *padapter,
712 struct ndis_802_11_ssid *pssid, u8 *da,
713 int try_cnt, int wait_ms)
714 {
715 int ret;
716 int i = 0;
717 u32 start = jiffies;
718
719 do {
720 ret = _issue_probereq(padapter, pssid, da, wait_ms > 0 ? true : false);
721
722 i++;
723
724 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
725 break;
726
727 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
728 msleep(wait_ms);
729
730 } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
731
732 if (ret != _FAIL) {
733 ret = _SUCCESS;
734 goto exit;
735 }
736
737 if (try_cnt && wait_ms) {
738 if (da)
739 DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
740 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
741 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
742 else
743 DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
744 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
745 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
746 }
747 exit:
748 return ret;
749 }
750
751 /* if psta == NULL, indicate we are station(client) now... */
issue_auth(struct adapter * padapter,struct sta_info * psta,unsigned short status)752 static void issue_auth(struct adapter *padapter, struct sta_info *psta,
753 unsigned short status)
754 {
755 struct xmit_frame *pmgntframe;
756 struct pkt_attrib *pattrib;
757 unsigned char *pframe;
758 struct rtw_ieee80211_hdr *pwlanhdr;
759 __le16 *fctrl;
760 unsigned int val32;
761 u16 val16;
762 #ifdef CONFIG_88EU_AP_MODE
763 __le16 le_val16;
764 #endif
765 int use_shared_key = 0;
766 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
767 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
768 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
769 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
770
771 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
772 if (pmgntframe == NULL)
773 return;
774
775 /* update attribute */
776 pattrib = &pmgntframe->attrib;
777 update_mgntframe_attrib(padapter, pattrib);
778
779 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
780
781 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
782 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
783
784 fctrl = &(pwlanhdr->frame_ctl);
785 *(fctrl) = 0;
786
787 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
788 pmlmeext->mgnt_seq++;
789 SetFrameSubType(pframe, WIFI_AUTH);
790
791 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
792 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
793
794
795 if (psta) {/* for AP mode */
796 #ifdef CONFIG_88EU_AP_MODE
797
798 memcpy(pwlanhdr->addr1, psta->hwaddr, ETH_ALEN);
799 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
800 memcpy(pwlanhdr->addr3, myid(&(padapter->eeprompriv)), ETH_ALEN);
801
802
803 /* setting auth algo number */
804 val16 = (u16)psta->authalg;
805
806 if (status != _STATS_SUCCESSFUL_)
807 val16 = 0;
808
809 if (val16) {
810 le_val16 = cpu_to_le16(val16);
811 use_shared_key = 1;
812 } else {
813 le_val16 = 0;
814 }
815
816 pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, &le_val16,
817 &pattrib->pktlen);
818
819 /* setting auth seq number */
820 val16 = (u16)psta->auth_seq;
821 le_val16 = cpu_to_le16(val16);
822 pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, &le_val16,
823 &pattrib->pktlen);
824
825 /* setting status code... */
826 val16 = status;
827 le_val16 = cpu_to_le16(val16);
828 pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_,
829 &le_val16, &pattrib->pktlen);
830
831 /* added challenging text... */
832 if ((psta->auth_seq == 2) && (psta->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1))
833 pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, psta->chg_txt, &(pattrib->pktlen));
834 #endif
835 } else {
836 __le32 le_tmp32;
837 __le16 le_tmp16;
838 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
839 memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
840 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
841
842 /* setting auth algo number */
843 val16 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) ? 1 : 0;/* 0:OPEN System, 1:Shared key */
844 if (val16)
845 use_shared_key = 1;
846
847 /* setting IV for auth seq #3 */
848 if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
849 val32 = (pmlmeinfo->iv++) | (pmlmeinfo->key_index << 30);
850 le_tmp32 = cpu_to_le32(val32);
851 pframe = rtw_set_fixed_ie(pframe, 4, &le_tmp32,
852 &pattrib->pktlen);
853
854 pattrib->iv_len = 4;
855 }
856
857 le_tmp16 = cpu_to_le16(val16);
858 pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, &le_tmp16,
859 &pattrib->pktlen);
860
861 /* setting auth seq number */
862 val16 = pmlmeinfo->auth_seq;
863 le_tmp16 = cpu_to_le16(val16);
864 pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, &le_tmp16,
865 &pattrib->pktlen);
866
867
868 /* setting status code... */
869 le_tmp16 = cpu_to_le16(status);
870 pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, &le_tmp16,
871 &pattrib->pktlen);
872
873 /* then checking to see if sending challenging text... */
874 if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
875 pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, pmlmeinfo->chg_txt, &(pattrib->pktlen));
876
877 SetPrivacy(fctrl);
878
879 pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
880
881 pattrib->encrypt = _WEP40_;
882
883 pattrib->icv_len = 4;
884
885 pattrib->pktlen += pattrib->icv_len;
886 }
887 }
888
889 pattrib->last_txcmdsz = pattrib->pktlen;
890
891 rtw_wep_encrypt(padapter, (u8 *)pmgntframe);
892 DBG_88E("%s\n", __func__);
893 dump_mgntframe(padapter, pmgntframe);
894
895 return;
896 }
897
898
899 #ifdef CONFIG_88EU_AP_MODE
issue_asocrsp(struct adapter * padapter,unsigned short status,struct sta_info * pstat,int pkt_type)900 static void issue_asocrsp(struct adapter *padapter, unsigned short status,
901 struct sta_info *pstat, int pkt_type)
902 {
903 struct xmit_frame *pmgntframe;
904 struct rtw_ieee80211_hdr *pwlanhdr;
905 struct pkt_attrib *pattrib;
906 unsigned char *pbuf, *pframe;
907 unsigned short val;
908 __le16 *fctrl;
909 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
910 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
911 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
912 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
913 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
914 u8 *ie = pnetwork->IEs;
915 __le16 lestatus, leval;
916
917 DBG_88E("%s\n", __func__);
918
919 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
920 if (pmgntframe == NULL)
921 return;
922
923 /* update attribute */
924 pattrib = &pmgntframe->attrib;
925 update_mgntframe_attrib(padapter, pattrib);
926
927
928 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
929
930 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
931 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
932
933 fctrl = &(pwlanhdr->frame_ctl);
934 *(fctrl) = 0;
935
936 memcpy((void *)GetAddr1Ptr(pwlanhdr), pstat->hwaddr, ETH_ALEN);
937 memcpy((void *)GetAddr2Ptr(pwlanhdr), myid(&(padapter->eeprompriv)), ETH_ALEN);
938 memcpy((void *)GetAddr3Ptr(pwlanhdr), pnetwork->MacAddress, ETH_ALEN);
939
940
941 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
942 pmlmeext->mgnt_seq++;
943 if ((pkt_type == WIFI_ASSOCRSP) || (pkt_type == WIFI_REASSOCRSP))
944 SetFrameSubType(pwlanhdr, pkt_type);
945 else
946 return;
947
948 pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
949 pattrib->pktlen += pattrib->hdrlen;
950 pframe += pattrib->hdrlen;
951
952 /* capability */
953 val = *(unsigned short *)rtw_get_capability_from_ie(ie);
954
955 pframe = rtw_set_fixed_ie(pframe, _CAPABILITY_, &val, &pattrib->pktlen);
956
957 lestatus = cpu_to_le16(status);
958 pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, &lestatus,
959 &pattrib->pktlen);
960
961 leval = cpu_to_le16(pstat->aid | BIT(14) | BIT(15));
962 pframe = rtw_set_fixed_ie(pframe, _ASOC_ID_, &leval, &pattrib->pktlen);
963
964 if (pstat->bssratelen <= 8) {
965 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, pstat->bssratelen, pstat->bssrateset, &(pattrib->pktlen));
966 } else {
967 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pstat->bssrateset, &(pattrib->pktlen));
968 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (pstat->bssratelen-8), pstat->bssrateset+8, &(pattrib->pktlen));
969 }
970
971 if ((pstat->flags & WLAN_STA_HT) && (pmlmepriv->htpriv.ht_option)) {
972 uint ie_len = 0;
973
974 /* FILL HT CAP INFO IE */
975 pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
976 if (pbuf && ie_len > 0) {
977 memcpy(pframe, pbuf, ie_len+2);
978 pframe += (ie_len+2);
979 pattrib->pktlen += (ie_len+2);
980 }
981
982 /* FILL HT ADD INFO IE */
983 pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
984 if (pbuf && ie_len > 0) {
985 memcpy(pframe, pbuf, ie_len+2);
986 pframe += (ie_len+2);
987 pattrib->pktlen += (ie_len+2);
988 }
989 }
990
991 /* FILL WMM IE */
992 if ((pstat->flags & WLAN_STA_WME) && (pmlmepriv->qospriv.qos_option)) {
993 uint ie_len = 0;
994 unsigned char WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
995
996 for (pbuf = ie + _BEACON_IE_OFFSET_;; pbuf += (ie_len + 2)) {
997 pbuf = rtw_get_ie(pbuf, _VENDOR_SPECIFIC_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
998 if (pbuf && !memcmp(pbuf+2, WMM_PARA_IE, 6)) {
999 memcpy(pframe, pbuf, ie_len+2);
1000 pframe += (ie_len+2);
1001 pattrib->pktlen += (ie_len+2);
1002 break;
1003 }
1004
1005 if ((pbuf == NULL) || (ie_len == 0))
1006 break;
1007 }
1008 }
1009
1010 if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
1011 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6 , REALTEK_96B_IE, &(pattrib->pktlen));
1012
1013 /* add WPS IE ie for wps 2.0 */
1014 if (pmlmepriv->wps_assoc_resp_ie && pmlmepriv->wps_assoc_resp_ie_len > 0) {
1015 memcpy(pframe, pmlmepriv->wps_assoc_resp_ie, pmlmepriv->wps_assoc_resp_ie_len);
1016
1017 pframe += pmlmepriv->wps_assoc_resp_ie_len;
1018 pattrib->pktlen += pmlmepriv->wps_assoc_resp_ie_len;
1019 }
1020
1021 pattrib->last_txcmdsz = pattrib->pktlen;
1022 dump_mgntframe(padapter, pmgntframe);
1023 }
1024 #endif /* CONFIG_88EU_AP_MODE */
1025
issue_assocreq(struct adapter * padapter)1026 static void issue_assocreq(struct adapter *padapter)
1027 {
1028 int ret = _FAIL;
1029 struct xmit_frame *pmgntframe;
1030 struct pkt_attrib *pattrib;
1031 unsigned char *pframe, *p;
1032 struct rtw_ieee80211_hdr *pwlanhdr;
1033 __le16 *fctrl;
1034 __le16 le_tmp;
1035 unsigned int i, j, ie_len, index = 0;
1036 unsigned char rf_type, bssrate[NumRates], sta_bssrate[NumRates];
1037 struct ndis_802_11_var_ie *pIE;
1038 struct registry_priv *pregpriv = &padapter->registrypriv;
1039 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1040 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1041 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1042 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1043 int bssrate_len = 0, sta_bssrate_len = 0;
1044 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1045
1046 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1047 if (pmgntframe == NULL)
1048 goto exit;
1049
1050 /* update attribute */
1051 pattrib = &pmgntframe->attrib;
1052 update_mgntframe_attrib(padapter, pattrib);
1053
1054 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1055 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1056 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1057
1058 fctrl = &(pwlanhdr->frame_ctl);
1059 *(fctrl) = 0;
1060 memcpy(pwlanhdr->addr1, pnetwork->MacAddress, ETH_ALEN);
1061 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1062 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
1063
1064 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1065 pmlmeext->mgnt_seq++;
1066 SetFrameSubType(pframe, WIFI_ASSOCREQ);
1067
1068 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1069 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1070
1071 /* caps */
1072
1073 memcpy(pframe, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2);
1074
1075 pframe += 2;
1076 pattrib->pktlen += 2;
1077
1078 /* listen interval */
1079 /* todo: listen interval for power saving */
1080 le_tmp = cpu_to_le16(3);
1081 memcpy(pframe , (unsigned char *)&le_tmp, 2);
1082 pframe += 2;
1083 pattrib->pktlen += 2;
1084
1085 /* SSID */
1086 pframe = rtw_set_ie(pframe, _SSID_IE_, pmlmeinfo->network.Ssid.SsidLength, pmlmeinfo->network.Ssid.Ssid, &(pattrib->pktlen));
1087
1088 /* supported rate & extended supported rate */
1089
1090 /* Check if the AP's supported rates are also supported by STA. */
1091 get_rate_set(padapter, sta_bssrate, &sta_bssrate_len);
1092
1093 if (pmlmeext->cur_channel == 14)/* for JAPAN, channel 14 can only uses B Mode(CCK) */
1094 sta_bssrate_len = 4;
1095
1096 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
1097 if (pmlmeinfo->network.SupportedRates[i] == 0)
1098 break;
1099 DBG_88E("network.SupportedRates[%d]=%02X\n", i, pmlmeinfo->network.SupportedRates[i]);
1100 }
1101
1102 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
1103 if (pmlmeinfo->network.SupportedRates[i] == 0)
1104 break;
1105
1106 /* Check if the AP's supported rates are also supported by STA. */
1107 for (j = 0; j < sta_bssrate_len; j++) {
1108 /* Avoid the proprietary data rate (22Mbps) of Handlink WSG-4000 AP */
1109 if ((pmlmeinfo->network.SupportedRates[i]|IEEE80211_BASIC_RATE_MASK)
1110 == (sta_bssrate[j]|IEEE80211_BASIC_RATE_MASK))
1111 break;
1112 }
1113
1114 if (j == sta_bssrate_len) {
1115 /* the rate is not supported by STA */
1116 DBG_88E("%s(): the rate[%d]=%02X is not supported by STA!\n", __func__, i, pmlmeinfo->network.SupportedRates[i]);
1117 } else {
1118 /* the rate is supported by STA */
1119 bssrate[index++] = pmlmeinfo->network.SupportedRates[i];
1120 }
1121 }
1122
1123 bssrate_len = index;
1124 DBG_88E("bssrate_len=%d\n", bssrate_len);
1125
1126 if (bssrate_len == 0) {
1127 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
1128 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1129 goto exit; /* don't connect to AP if no joint supported rate */
1130 }
1131
1132
1133 if (bssrate_len > 8) {
1134 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
1135 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
1136 } else {
1137 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
1138 }
1139
1140 /* RSN */
1141 p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _RSN_IE_2_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie)));
1142 if (p != NULL)
1143 pframe = rtw_set_ie(pframe, _RSN_IE_2_, ie_len, (p + 2), &(pattrib->pktlen));
1144
1145 /* HT caps */
1146 if (padapter->mlmepriv.htpriv.ht_option) {
1147 p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_CAPABILITY_IE_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie)));
1148 if ((p != NULL) && (!(is_ap_in_tkip(padapter)))) {
1149 memcpy(&(pmlmeinfo->HT_caps), (p + 2), sizeof(struct HT_caps_element));
1150
1151 /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
1152 if (pregpriv->cbw40_enable == 0)
1153 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info &= cpu_to_le16(~(BIT(6) | BIT(1)));
1154 else
1155 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(BIT(1));
1156
1157 /* todo: disable SM power save mode */
1158 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x000c);
1159
1160 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1161 switch (rf_type) {
1162 case RF_1T1R:
1163 if (pregpriv->rx_stbc)
1164 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);/* RX STBC One spatial stream */
1165 memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_1R, 16);
1166 break;
1167 case RF_2T2R:
1168 case RF_1T2R:
1169 default:
1170 if ((pregpriv->rx_stbc == 0x3) ||/* enable for 2.4/5 GHz */
1171 ((pmlmeext->cur_wireless_mode & WIRELESS_11_24N) && (pregpriv->rx_stbc == 0x1)) || /* enable for 2.4GHz */
1172 (pregpriv->wifi_spec == 1)) {
1173 DBG_88E("declare supporting RX STBC\n");
1174 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0200);/* RX STBC two spatial stream */
1175 }
1176 memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_2R, 16);
1177 break;
1178 }
1179 pframe = rtw_set_ie(pframe, _HT_CAPABILITY_IE_, ie_len , (u8 *)(&(pmlmeinfo->HT_caps)), &(pattrib->pktlen));
1180 }
1181 }
1182
1183 /* vendor specific IE, such as WPA, WMM, WPS */
1184 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength; i += (pIE->Length + 2)) {
1185 pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1186
1187 switch (pIE->ElementID) {
1188 case _VENDOR_SPECIFIC_IE_:
1189 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) ||
1190 (!memcmp(pIE->data, WMM_OUI, 4)) ||
1191 (!memcmp(pIE->data, WPS_OUI, 4))) {
1192 if (!padapter->registrypriv.wifi_spec) {
1193 /* Commented by Kurt 20110629 */
1194 /* In some older APs, WPS handshake */
1195 /* would be fail if we append vender extensions informations to AP */
1196 if (!memcmp(pIE->data, WPS_OUI, 4))
1197 pIE->Length = 14;
1198 }
1199 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, pIE->Length, pIE->data, &(pattrib->pktlen));
1200 }
1201 break;
1202 default:
1203 break;
1204 }
1205 }
1206
1207 if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
1208 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6 , REALTEK_96B_IE, &(pattrib->pktlen));
1209
1210 pattrib->last_txcmdsz = pattrib->pktlen;
1211 dump_mgntframe(padapter, pmgntframe);
1212
1213 ret = _SUCCESS;
1214
1215 exit:
1216 if (ret == _SUCCESS)
1217 rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen);
1218 else
1219 rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
1220
1221 return;
1222 }
1223
1224 /* when wait_ack is true, this function should be called at process context */
_issue_nulldata(struct adapter * padapter,unsigned char * da,unsigned int power_mode,int wait_ack)1225 static int _issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ack)
1226 {
1227 int ret = _FAIL;
1228 struct xmit_frame *pmgntframe;
1229 struct pkt_attrib *pattrib;
1230 unsigned char *pframe;
1231 struct rtw_ieee80211_hdr *pwlanhdr;
1232 __le16 *fctrl;
1233 struct xmit_priv *pxmitpriv;
1234 struct mlme_ext_priv *pmlmeext;
1235 struct mlme_ext_info *pmlmeinfo;
1236 struct wlan_bssid_ex *pnetwork;
1237
1238 if (!padapter)
1239 goto exit;
1240
1241 pxmitpriv = &(padapter->xmitpriv);
1242 pmlmeext = &(padapter->mlmeextpriv);
1243 pmlmeinfo = &(pmlmeext->mlmext_info);
1244 pnetwork = &(pmlmeinfo->network);
1245
1246 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1247 if (pmgntframe == NULL)
1248 goto exit;
1249
1250 /* update attribute */
1251 pattrib = &pmgntframe->attrib;
1252 update_mgntframe_attrib(padapter, pattrib);
1253 pattrib->retry_ctrl = false;
1254
1255 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1256
1257 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1258 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1259
1260 fctrl = &(pwlanhdr->frame_ctl);
1261 *(fctrl) = 0;
1262
1263 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1264 SetFrDs(fctrl);
1265 else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
1266 SetToDs(fctrl);
1267
1268 if (power_mode)
1269 SetPwrMgt(fctrl);
1270
1271 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
1272 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1273 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
1274
1275 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1276 pmlmeext->mgnt_seq++;
1277 SetFrameSubType(pframe, WIFI_DATA_NULL);
1278
1279 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1280 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1281
1282 pattrib->last_txcmdsz = pattrib->pktlen;
1283
1284 if (wait_ack) {
1285 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
1286 } else {
1287 dump_mgntframe(padapter, pmgntframe);
1288 ret = _SUCCESS;
1289 }
1290
1291 exit:
1292 return ret;
1293 }
1294
1295
1296 /* when wait_ms > 0 , this function should be called at process context */
1297 /* da == NULL for station mode */
issue_nulldata(struct adapter * padapter,unsigned char * da,unsigned int power_mode,int try_cnt,int wait_ms)1298 int issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms)
1299 {
1300 int ret;
1301 int i = 0;
1302 u32 start = jiffies;
1303 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1304 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1305 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1306
1307 /* da == NULL, assume it's null data for sta to ap*/
1308 if (da == NULL)
1309 da = pnetwork->MacAddress;
1310
1311 do {
1312 ret = _issue_nulldata(padapter, da, power_mode, wait_ms > 0 ? true : false);
1313
1314 i++;
1315
1316 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
1317 break;
1318
1319 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
1320 msleep(wait_ms);
1321 } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
1322
1323 if (ret != _FAIL) {
1324 ret = _SUCCESS;
1325 goto exit;
1326 }
1327
1328 if (try_cnt && wait_ms) {
1329 if (da)
1330 DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
1331 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
1332 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1333 else
1334 DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
1335 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
1336 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1337 }
1338 exit:
1339 return ret;
1340 }
1341
1342 /* when wait_ack is true, this function should be called at process context */
_issue_qos_nulldata(struct adapter * padapter,unsigned char * da,u16 tid,int wait_ack)1343 static int _issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int wait_ack)
1344 {
1345 int ret = _FAIL;
1346 struct xmit_frame *pmgntframe;
1347 struct pkt_attrib *pattrib;
1348 unsigned char *pframe;
1349 struct rtw_ieee80211_hdr *pwlanhdr;
1350 __le16 *fctrl;
1351 unsigned short *qc;
1352 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1353 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1354 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1355 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1356
1357 DBG_88E("%s\n", __func__);
1358
1359 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1360 if (pmgntframe == NULL)
1361 goto exit;
1362
1363 /* update attribute */
1364 pattrib = &pmgntframe->attrib;
1365 update_mgntframe_attrib(padapter, pattrib);
1366
1367 pattrib->hdrlen += 2;
1368 pattrib->qos_en = true;
1369 pattrib->eosp = 1;
1370 pattrib->ack_policy = 0;
1371 pattrib->mdata = 0;
1372
1373 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1374
1375 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1376 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1377
1378 fctrl = &(pwlanhdr->frame_ctl);
1379 *(fctrl) = 0;
1380
1381 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1382 SetFrDs(fctrl);
1383 else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
1384 SetToDs(fctrl);
1385
1386 if (pattrib->mdata)
1387 SetMData(fctrl);
1388
1389 qc = (unsigned short *)(pframe + pattrib->hdrlen - 2);
1390
1391 SetPriority(qc, tid);
1392
1393 SetEOSP(qc, pattrib->eosp);
1394
1395 SetAckpolicy(qc, pattrib->ack_policy);
1396
1397 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
1398 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1399 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
1400
1401 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1402 pmlmeext->mgnt_seq++;
1403 SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
1404
1405 pframe += sizeof(struct rtw_ieee80211_hdr_3addr_qos);
1406 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
1407
1408 pattrib->last_txcmdsz = pattrib->pktlen;
1409
1410 if (wait_ack) {
1411 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
1412 } else {
1413 dump_mgntframe(padapter, pmgntframe);
1414 ret = _SUCCESS;
1415 }
1416
1417 exit:
1418 return ret;
1419 }
1420
1421 /* when wait_ms > 0 , this function should be called at process context */
1422 /* da == NULL for station mode */
issue_qos_nulldata(struct adapter * padapter,unsigned char * da,u16 tid,int try_cnt,int wait_ms)1423 int issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int try_cnt, int wait_ms)
1424 {
1425 int ret;
1426 int i = 0;
1427 u32 start = jiffies;
1428 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1429 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1430 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1431
1432 /* da == NULL, assume it's null data for sta to ap*/
1433 if (da == NULL)
1434 da = pnetwork->MacAddress;
1435
1436 do {
1437 ret = _issue_qos_nulldata(padapter, da, tid, wait_ms > 0 ? true : false);
1438
1439 i++;
1440
1441 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
1442 break;
1443
1444 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
1445 msleep(wait_ms);
1446 } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
1447
1448 if (ret != _FAIL) {
1449 ret = _SUCCESS;
1450 goto exit;
1451 }
1452
1453 if (try_cnt && wait_ms) {
1454 if (da)
1455 DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
1456 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
1457 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1458 else
1459 DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
1460 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
1461 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1462 }
1463 exit:
1464 return ret;
1465 }
1466
_issue_deauth(struct adapter * padapter,unsigned char * da,unsigned short reason,u8 wait_ack)1467 static int _issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason, u8 wait_ack)
1468 {
1469 struct xmit_frame *pmgntframe;
1470 struct pkt_attrib *pattrib;
1471 unsigned char *pframe;
1472 struct rtw_ieee80211_hdr *pwlanhdr;
1473 __le16 *fctrl;
1474 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1475 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1476 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1477 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1478 int ret = _FAIL;
1479 __le16 le_tmp;
1480
1481 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1482 if (pmgntframe == NULL)
1483 goto exit;
1484
1485 /* update attribute */
1486 pattrib = &pmgntframe->attrib;
1487 update_mgntframe_attrib(padapter, pattrib);
1488 pattrib->retry_ctrl = false;
1489
1490 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1491
1492 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1493 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1494
1495 fctrl = &(pwlanhdr->frame_ctl);
1496 *(fctrl) = 0;
1497
1498 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
1499 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1500 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
1501
1502 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1503 pmlmeext->mgnt_seq++;
1504 SetFrameSubType(pframe, WIFI_DEAUTH);
1505
1506 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1507 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1508
1509 le_tmp = cpu_to_le16(reason);
1510 pframe = rtw_set_fixed_ie(pframe, _RSON_CODE_, &le_tmp,
1511 &pattrib->pktlen);
1512
1513 pattrib->last_txcmdsz = pattrib->pktlen;
1514
1515
1516 if (wait_ack) {
1517 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
1518 } else {
1519 dump_mgntframe(padapter, pmgntframe);
1520 ret = _SUCCESS;
1521 }
1522
1523 exit:
1524 return ret;
1525 }
1526
issue_deauth(struct adapter * padapter,unsigned char * da,unsigned short reason)1527 int issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason)
1528 {
1529 DBG_88E("%s to %pM\n", __func__, da);
1530 return _issue_deauth(padapter, da, reason, false);
1531 }
1532
issue_deauth_ex(struct adapter * padapter,u8 * da,unsigned short reason,int try_cnt,int wait_ms)1533 static int issue_deauth_ex(struct adapter *padapter, u8 *da,
1534 unsigned short reason, int try_cnt,
1535 int wait_ms)
1536 {
1537 int ret;
1538 int i = 0;
1539 u32 start = jiffies;
1540
1541 do {
1542 ret = _issue_deauth(padapter, da, reason, wait_ms > 0 ? true : false);
1543
1544 i++;
1545
1546 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
1547 break;
1548
1549 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
1550 msleep(wait_ms);
1551 } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
1552
1553 if (ret != _FAIL) {
1554 ret = _SUCCESS;
1555 goto exit;
1556 }
1557
1558 if (try_cnt && wait_ms) {
1559 if (da)
1560 DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
1561 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
1562 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1563 else
1564 DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
1565 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
1566 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
1567 }
1568 exit:
1569 return ret;
1570 }
1571
issue_action_spct_ch_switch(struct adapter * padapter,u8 * ra,u8 new_ch,u8 ch_offset)1572 void issue_action_spct_ch_switch(struct adapter *padapter, u8 *ra, u8 new_ch, u8 ch_offset)
1573 {
1574 struct xmit_frame *pmgntframe;
1575 struct pkt_attrib *pattrib;
1576 unsigned char *pframe;
1577 struct rtw_ieee80211_hdr *pwlanhdr;
1578 __le16 *fctrl;
1579 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1580 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1581
1582
1583 DBG_88E(FUNC_NDEV_FMT" ra =%pM, ch:%u, offset:%u\n",
1584 FUNC_NDEV_ARG(padapter->pnetdev), ra, new_ch, ch_offset);
1585
1586 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1587 if (pmgntframe == NULL)
1588 return;
1589
1590 /* update attribute */
1591 pattrib = &pmgntframe->attrib;
1592 update_mgntframe_attrib(padapter, pattrib);
1593
1594 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1595
1596 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1597 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1598
1599 fctrl = &(pwlanhdr->frame_ctl);
1600 *(fctrl) = 0;
1601
1602 memcpy(pwlanhdr->addr1, ra, ETH_ALEN); /* RA */
1603 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN); /* TA */
1604 memcpy(pwlanhdr->addr3, ra, ETH_ALEN); /* DA = RA */
1605
1606 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1607 pmlmeext->mgnt_seq++;
1608 SetFrameSubType(pframe, WIFI_ACTION);
1609
1610 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1611 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1612
1613 /* category, action */
1614 {
1615 u8 category, action;
1616 category = RTW_WLAN_CATEGORY_SPECTRUM_MGMT;
1617 action = RTW_WLAN_ACTION_SPCT_CHL_SWITCH;
1618
1619 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
1620 pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
1621 }
1622
1623 pframe = rtw_set_ie_ch_switch(pframe, &(pattrib->pktlen), 0, new_ch, 0);
1624 pframe = rtw_set_ie_secondary_ch_offset(pframe, &(pattrib->pktlen),
1625 hal_ch_offset_to_secondary_ch_offset(ch_offset));
1626
1627 pattrib->last_txcmdsz = pattrib->pktlen;
1628
1629 dump_mgntframe(padapter, pmgntframe);
1630 }
1631
issue_action_BA(struct adapter * padapter,unsigned char * raddr,unsigned char action,unsigned short status)1632 static void issue_action_BA(struct adapter *padapter, unsigned char *raddr,
1633 unsigned char action, unsigned short status)
1634 {
1635 u8 category = RTW_WLAN_CATEGORY_BACK;
1636 u16 start_seq;
1637 u16 BA_para_set;
1638 u16 reason_code;
1639 u16 BA_timeout_value;
1640 __le16 le_tmp;
1641 u16 BA_starting_seqctrl = 0;
1642 enum ht_cap_ampdu_factor max_rx_ampdu_factor;
1643 struct xmit_frame *pmgntframe;
1644 struct pkt_attrib *pattrib;
1645 u8 *pframe;
1646 struct rtw_ieee80211_hdr *pwlanhdr;
1647 __le16 *fctrl;
1648 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1649 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1650 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1651 struct sta_info *psta;
1652 struct sta_priv *pstapriv = &padapter->stapriv;
1653 struct registry_priv *pregpriv = &padapter->registrypriv;
1654 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1655
1656 DBG_88E("%s, category=%d, action=%d, status=%d\n", __func__, category, action, status);
1657
1658 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1659 if (pmgntframe == NULL)
1660 return;
1661
1662 /* update attribute */
1663 pattrib = &pmgntframe->attrib;
1664 update_mgntframe_attrib(padapter, pattrib);
1665
1666 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1667
1668 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1669 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1670
1671 fctrl = &(pwlanhdr->frame_ctl);
1672 *(fctrl) = 0;
1673
1674 /* memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); */
1675 memcpy(pwlanhdr->addr1, raddr, ETH_ALEN);
1676 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1677 memcpy(pwlanhdr->addr3, pnetwork->MacAddress, ETH_ALEN);
1678
1679 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1680 pmlmeext->mgnt_seq++;
1681 SetFrameSubType(pframe, WIFI_ACTION);
1682
1683 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1684 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1685
1686 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
1687 pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
1688
1689 if (category == 3) {
1690 switch (action) {
1691 case 0: /* ADDBA req */
1692 do {
1693 pmlmeinfo->dialogToken++;
1694 } while (pmlmeinfo->dialogToken == 0);
1695 pframe = rtw_set_fixed_ie(pframe, 1, &(pmlmeinfo->dialogToken), &(pattrib->pktlen));
1696
1697 BA_para_set = 0x1002 | ((status & 0xf) << 2); /* immediate ack & 64 buffer size */
1698 le_tmp = cpu_to_le16(BA_para_set);
1699 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1700 &pattrib->pktlen);
1701
1702 BA_timeout_value = 5000;/* 5ms */
1703 le_tmp = cpu_to_le16(BA_timeout_value);
1704 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1705 &pattrib->pktlen);
1706
1707 psta = rtw_get_stainfo(pstapriv, raddr);
1708 if (psta != NULL) {
1709 start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07]&0xfff) + 1;
1710
1711 DBG_88E("BA_starting_seqctrl=%d for TID=%d\n", start_seq, status & 0x07);
1712
1713 psta->BA_starting_seqctrl[status & 0x07] = start_seq;
1714
1715 BA_starting_seqctrl = start_seq << 4;
1716 }
1717 le_tmp = cpu_to_le16(BA_starting_seqctrl);
1718 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1719 &pattrib->pktlen);
1720 break;
1721 case 1: /* ADDBA rsp */
1722 {
1723 struct ADDBA_request *ADDBA_req = &pmlmeinfo->ADDBA_req;
1724
1725 pframe = rtw_set_fixed_ie(pframe, 1,
1726 &ADDBA_req->dialog_token,
1727 &pattrib->pktlen);
1728 pframe = rtw_set_fixed_ie(pframe, 2, &status,
1729 &pattrib->pktlen);
1730
1731 BA_para_set = le16_to_cpu(ADDBA_req->BA_para_set) &
1732 0x3f;
1733 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
1734 switch (max_rx_ampdu_factor) {
1735 case MAX_AMPDU_FACTOR_64K:
1736 BA_para_set |= 0x1000; /* 64 buffer size */
1737 break;
1738 case MAX_AMPDU_FACTOR_32K:
1739 BA_para_set |= 0x0800; /* 32 buffer size */
1740 break;
1741 case MAX_AMPDU_FACTOR_16K:
1742 BA_para_set |= 0x0400; /* 16 buffer size */
1743 break;
1744 case MAX_AMPDU_FACTOR_8K:
1745 BA_para_set |= 0x0200; /* 8 buffer size */
1746 break;
1747 default:
1748 BA_para_set |= 0x1000; /* 64 buffer size */
1749 break;
1750 }
1751
1752 if (pregpriv->ampdu_amsdu == 0)/* disabled */
1753 BA_para_set = BA_para_set & ~BIT(0);
1754 else if (pregpriv->ampdu_amsdu == 1)/* enabled */
1755 BA_para_set = BA_para_set | BIT(0);
1756 le_tmp = cpu_to_le16(BA_para_set);
1757
1758 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1759 &pattrib->pktlen);
1760 pframe = rtw_set_fixed_ie(pframe, 2,
1761 &ADDBA_req->BA_timeout_value,
1762 &pattrib->pktlen);
1763 break;
1764 }
1765 case 2:/* DELBA */
1766 BA_para_set = (status & 0x1F) << 3;
1767 le_tmp = cpu_to_le16(BA_para_set);
1768 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1769 &pattrib->pktlen);
1770
1771 reason_code = 37;/* Requested from peer STA as it does not want to use the mechanism */
1772 le_tmp = cpu_to_le16(reason_code);
1773 pframe = rtw_set_fixed_ie(pframe, 2, &(le_tmp),
1774 &pattrib->pktlen);
1775 break;
1776 default:
1777 break;
1778 }
1779 }
1780
1781 pattrib->last_txcmdsz = pattrib->pktlen;
1782
1783 dump_mgntframe(padapter, pmgntframe);
1784 }
1785
issue_action_BSSCoexistPacket(struct adapter * padapter)1786 static void issue_action_BSSCoexistPacket(struct adapter *padapter)
1787 {
1788 struct list_head *plist, *phead;
1789 unsigned char category, action;
1790 struct xmit_frame *pmgntframe;
1791 struct pkt_attrib *pattrib;
1792 unsigned char *pframe;
1793 struct rtw_ieee80211_hdr *pwlanhdr;
1794 __le16 *fctrl;
1795 struct wlan_network *pnetwork = NULL;
1796 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
1797 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1798 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1799 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1800 struct __queue *queue = &(pmlmepriv->scanned_queue);
1801 u8 InfoContent[16] = {0};
1802 u8 ICS[8][15];
1803 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1804
1805 if ((pmlmepriv->num_FortyMHzIntolerant == 0) || (pmlmepriv->num_sta_no_ht == 0))
1806 return;
1807
1808 if (pmlmeinfo->bwmode_updated)
1809 return;
1810
1811
1812 DBG_88E("%s\n", __func__);
1813
1814
1815 category = RTW_WLAN_CATEGORY_PUBLIC;
1816 action = ACT_PUBLIC_BSSCOEXIST;
1817
1818 pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1819 if (pmgntframe == NULL)
1820 return;
1821
1822 /* update attribute */
1823 pattrib = &pmgntframe->attrib;
1824 update_mgntframe_attrib(padapter, pattrib);
1825
1826 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
1827
1828 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
1829 pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
1830
1831 fctrl = &(pwlanhdr->frame_ctl);
1832 *(fctrl) = 0;
1833
1834 memcpy(pwlanhdr->addr1, cur_network->MacAddress, ETH_ALEN);
1835 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
1836 memcpy(pwlanhdr->addr3, cur_network->MacAddress, ETH_ALEN);
1837
1838 SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
1839 pmlmeext->mgnt_seq++;
1840 SetFrameSubType(pframe, WIFI_ACTION);
1841
1842 pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
1843 pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
1844
1845 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
1846 pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
1847
1848
1849 /* */
1850 if (pmlmepriv->num_FortyMHzIntolerant > 0) {
1851 u8 iedata = 0;
1852
1853 iedata |= BIT(2);/* 20 MHz BSS Width Request */
1854
1855 pframe = rtw_set_ie(pframe, EID_BSSCoexistence, 1, &iedata, &(pattrib->pktlen));
1856 }
1857
1858
1859 /* */
1860 memset(ICS, 0, sizeof(ICS));
1861 if (pmlmepriv->num_sta_no_ht > 0) {
1862 int i;
1863
1864 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1865
1866 phead = get_list_head(queue);
1867 plist = phead->next;
1868
1869 while (phead != plist) {
1870 int len;
1871 u8 *p;
1872 struct wlan_bssid_ex *pbss_network;
1873
1874 pnetwork = container_of(plist, struct wlan_network, list);
1875
1876 plist = plist->next;
1877
1878 pbss_network = (struct wlan_bssid_ex *)&pnetwork->network;
1879
1880 p = rtw_get_ie(pbss_network->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pbss_network->IELength - _FIXED_IE_LENGTH_);
1881 if ((p == NULL) || (len == 0)) { /* non-HT */
1882 if ((pbss_network->Configuration.DSConfig <= 0) || (pbss_network->Configuration.DSConfig > 14))
1883 continue;
1884
1885 ICS[0][pbss_network->Configuration.DSConfig] = 1;
1886
1887 if (ICS[0][0] == 0)
1888 ICS[0][0] = 1;
1889 }
1890 }
1891 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1892
1893 for (i = 0; i < 8; i++) {
1894 if (ICS[i][0] == 1) {
1895 int j, k = 0;
1896
1897 InfoContent[k] = i;
1898 /* SET_BSS_INTOLERANT_ELE_REG_CLASS(InfoContent, i); */
1899 k++;
1900
1901 for (j = 1; j <= 14; j++) {
1902 if (ICS[i][j] == 1) {
1903 if (k < 16) {
1904 InfoContent[k] = j; /* channel number */
1905 /* SET_BSS_INTOLERANT_ELE_CHANNEL(InfoContent+k, j); */
1906 k++;
1907 }
1908 }
1909 }
1910
1911 pframe = rtw_set_ie(pframe, EID_BSSIntolerantChlReport, k, InfoContent, &(pattrib->pktlen));
1912 }
1913 }
1914 }
1915
1916
1917 pattrib->last_txcmdsz = pattrib->pktlen;
1918
1919 dump_mgntframe(padapter, pmgntframe);
1920 }
1921
send_delba(struct adapter * padapter,u8 initiator,u8 * addr)1922 unsigned int send_delba(struct adapter *padapter, u8 initiator, u8 *addr)
1923 {
1924 struct sta_priv *pstapriv = &padapter->stapriv;
1925 struct sta_info *psta = NULL;
1926 /* struct recv_reorder_ctrl *preorder_ctrl; */
1927 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1928 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1929 u16 tid;
1930
1931 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1932 if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
1933 return _SUCCESS;
1934
1935 psta = rtw_get_stainfo(pstapriv, addr);
1936 if (psta == NULL)
1937 return _SUCCESS;
1938
1939 if (initiator == 0) { /* recipient */
1940 for (tid = 0; tid < MAXTID; tid++) {
1941 if (psta->recvreorder_ctrl[tid].enable) {
1942 DBG_88E("rx agg disable tid(%d)\n", tid);
1943 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
1944 psta->recvreorder_ctrl[tid].enable = false;
1945 psta->recvreorder_ctrl[tid].indicate_seq = 0xffff;
1946 }
1947 }
1948 } else if (initiator == 1) { /* originator */
1949 for (tid = 0; tid < MAXTID; tid++) {
1950 if (psta->htpriv.agg_enable_bitmap & BIT(tid)) {
1951 DBG_88E("tx agg disable tid(%d)\n", tid);
1952 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
1953 psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
1954 psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
1955 }
1956 }
1957 }
1958
1959 return _SUCCESS;
1960 }
1961
send_beacon(struct adapter * padapter)1962 unsigned int send_beacon(struct adapter *padapter)
1963 {
1964 u8 bxmitok = false;
1965 int issue = 0;
1966 int poll = 0;
1967
1968 u32 start = jiffies;
1969
1970 rtw_hal_set_hwreg(padapter, HW_VAR_BCN_VALID, NULL);
1971 do {
1972 issue_beacon(padapter, 100);
1973 issue++;
1974 do {
1975 yield();
1976 rtw_hal_get_hwreg(padapter, HW_VAR_BCN_VALID, (u8 *)(&bxmitok));
1977 poll++;
1978 } while ((poll%10) != 0 && !bxmitok && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
1979 } while (!bxmitok && issue < 100 && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
1980
1981 if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
1982 return _FAIL;
1983 if (!bxmitok) {
1984 DBG_88E("%s fail! %u ms\n", __func__, rtw_get_passing_time_ms(start));
1985 return _FAIL;
1986 } else {
1987 u32 passing_time = rtw_get_passing_time_ms(start);
1988
1989 if (passing_time > 100 || issue > 3)
1990 DBG_88E("%s success, issue:%d, poll:%d, %u ms\n", __func__, issue, poll, rtw_get_passing_time_ms(start));
1991 return _SUCCESS;
1992 }
1993 }
1994
1995 /****************************************************************************
1996
1997 Following are some utility functions for WiFi MLME
1998
1999 *****************************************************************************/
2000
site_survey(struct adapter * padapter)2001 static void site_survey(struct adapter *padapter)
2002 {
2003 unsigned char survey_channel = 0, val8;
2004 enum rt_scan_type ScanType = SCAN_PASSIVE;
2005 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2006 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2007 u32 initialgain = 0;
2008 struct rtw_ieee80211_channel *ch;
2009
2010 if (pmlmeext->sitesurvey_res.channel_idx < pmlmeext->sitesurvey_res.ch_num) {
2011 ch = &pmlmeext->sitesurvey_res.ch[pmlmeext->sitesurvey_res.channel_idx];
2012 survey_channel = ch->hw_value;
2013 ScanType = (ch->flags & RTW_IEEE80211_CHAN_PASSIVE_SCAN) ? SCAN_PASSIVE : SCAN_ACTIVE;
2014 }
2015
2016
2017 if (survey_channel != 0) {
2018 /* PAUSE 4-AC Queue when site_survey */
2019 /* rtw_hal_get_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
2020 /* val8 |= 0x0f; */
2021 /* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
2022 if (pmlmeext->sitesurvey_res.channel_idx == 0)
2023 set_channel_bwmode(padapter, survey_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
2024 else
2025 SelectChannel(padapter, survey_channel);
2026
2027 if (ScanType == SCAN_ACTIVE) { /* obey the channel plan setting... */
2028 int i;
2029 for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
2030 if (pmlmeext->sitesurvey_res.ssid[i].SsidLength) {
2031 /* todo: to issue two probe req??? */
2032 issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
2033 /* msleep(SURVEY_TO>>1); */
2034 issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
2035 }
2036 }
2037
2038 if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
2039 /* todo: to issue two probe req??? */
2040 issue_probereq(padapter, NULL, NULL);
2041 /* msleep(SURVEY_TO>>1); */
2042 issue_probereq(padapter, NULL, NULL);
2043 }
2044
2045 if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
2046 /* todo: to issue two probe req??? */
2047 issue_probereq(padapter, NULL, NULL);
2048 /* msleep(SURVEY_TO>>1); */
2049 issue_probereq(padapter, NULL, NULL);
2050 }
2051 }
2052
2053 set_survey_timer(pmlmeext, pmlmeext->chan_scan_time);
2054 } else {
2055
2056 /* 20100721:Interrupt scan operation here. */
2057 /* For SW antenna diversity before link, it needs to switch to another antenna and scan again. */
2058 /* It compares the scan result and select better one to do connection. */
2059 if (rtw_hal_antdiv_before_linked(padapter)) {
2060 pmlmeext->sitesurvey_res.bss_cnt = 0;
2061 pmlmeext->sitesurvey_res.channel_idx = -1;
2062 pmlmeext->chan_scan_time = SURVEY_TO / 2;
2063 set_survey_timer(pmlmeext, pmlmeext->chan_scan_time);
2064 return;
2065 }
2066
2067 pmlmeext->sitesurvey_res.state = SCAN_COMPLETE;
2068
2069 /* switch back to the original channel */
2070
2071 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
2072
2073 /* flush 4-AC Queue after site_survey */
2074 /* val8 = 0; */
2075 /* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
2076
2077 /* config MSR */
2078 Set_MSR(padapter, (pmlmeinfo->state & 0x3));
2079
2080 initialgain = 0xff; /* restore RX GAIN */
2081 rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
2082 /* turn on dynamic functions */
2083 Restore_DM_Func_Flag(padapter);
2084 /* Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true); */
2085
2086 if (is_client_associated_to_ap(padapter))
2087 issue_nulldata(padapter, NULL, 0, 3, 500);
2088
2089 val8 = 0; /* survey done */
2090 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
2091
2092 report_surveydone_event(padapter);
2093
2094 pmlmeext->chan_scan_time = SURVEY_TO;
2095 pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
2096
2097 issue_action_BSSCoexistPacket(padapter);
2098 issue_action_BSSCoexistPacket(padapter);
2099 issue_action_BSSCoexistPacket(padapter);
2100 }
2101 return;
2102 }
2103
2104 /* collect bss info from Beacon and Probe request/response frames. */
collect_bss_info(struct adapter * padapter,struct recv_frame * precv_frame,struct wlan_bssid_ex * bssid)2105 static u8 collect_bss_info(struct adapter *padapter,
2106 struct recv_frame *precv_frame,
2107 struct wlan_bssid_ex *bssid)
2108 {
2109 int i;
2110 u32 len;
2111 u8 *p;
2112 u16 val16, subtype;
2113 u8 *pframe = precv_frame->rx_data;
2114 u32 packet_len = precv_frame->len;
2115 u8 ie_offset;
2116 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2117 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2118 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2119
2120 len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
2121
2122 if (len > MAX_IE_SZ)
2123 return _FAIL;
2124
2125 memset(bssid, 0, sizeof(struct wlan_bssid_ex));
2126
2127 subtype = GetFrameSubType(pframe);
2128
2129 if (subtype == WIFI_BEACON) {
2130 bssid->Reserved[0] = 1;
2131 ie_offset = _BEACON_IE_OFFSET_;
2132 } else {
2133 /* FIXME : more type */
2134 if (subtype == WIFI_PROBEREQ) {
2135 ie_offset = _PROBEREQ_IE_OFFSET_;
2136 bssid->Reserved[0] = 2;
2137 } else if (subtype == WIFI_PROBERSP) {
2138 ie_offset = _PROBERSP_IE_OFFSET_;
2139 bssid->Reserved[0] = 3;
2140 } else {
2141 bssid->Reserved[0] = 0;
2142 ie_offset = _FIXED_IE_LENGTH_;
2143 }
2144 }
2145
2146 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
2147
2148 /* below is to copy the information element */
2149 bssid->IELength = len;
2150 memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
2151
2152 /* get the signal strength in dBM.raw data */
2153 bssid->Rssi = precv_frame->attrib.phy_info.recvpower;
2154 bssid->PhyInfo.SignalQuality = precv_frame->attrib.phy_info.SignalQuality;/* in percentage */
2155 bssid->PhyInfo.SignalStrength = precv_frame->attrib.phy_info.SignalStrength;/* in percentage */
2156 rtw_hal_get_def_var(padapter, HAL_DEF_CURRENT_ANTENNA, &bssid->PhyInfo.Optimum_antenna);
2157
2158 /* checking SSID */
2159 p = rtw_get_ie(bssid->IEs + ie_offset, _SSID_IE_, &len, bssid->IELength - ie_offset);
2160 if (p == NULL) {
2161 DBG_88E("marc: cannot find SSID for survey event\n");
2162 return _FAIL;
2163 }
2164
2165 if (len) {
2166 if (len > NDIS_802_11_LENGTH_SSID) {
2167 DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
2168 return _FAIL;
2169 }
2170 memcpy(bssid->Ssid.Ssid, (p + 2), len);
2171 bssid->Ssid.SsidLength = len;
2172 } else {
2173 bssid->Ssid.SsidLength = 0;
2174 }
2175
2176 memset(bssid->SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX);
2177
2178 /* checking rate info... */
2179 i = 0;
2180 p = rtw_get_ie(bssid->IEs + ie_offset, _SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
2181 if (p != NULL) {
2182 if (len > NDIS_802_11_LENGTH_RATES_EX) {
2183 DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
2184 return _FAIL;
2185 }
2186 memcpy(bssid->SupportedRates, (p + 2), len);
2187 i = len;
2188 }
2189
2190 p = rtw_get_ie(bssid->IEs + ie_offset, _EXT_SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
2191 if (p != NULL) {
2192 if (len > (NDIS_802_11_LENGTH_RATES_EX-i)) {
2193 DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
2194 return _FAIL;
2195 }
2196 memcpy(bssid->SupportedRates + i, (p + 2), len);
2197 }
2198
2199 /* todo: */
2200 bssid->NetworkTypeInUse = Ndis802_11OFDM24;
2201
2202 if (bssid->IELength < 12)
2203 return _FAIL;
2204
2205 /* Checking for DSConfig */
2206 p = rtw_get_ie(bssid->IEs + ie_offset, _DSSET_IE_, &len, bssid->IELength - ie_offset);
2207
2208 bssid->Configuration.DSConfig = 0;
2209 bssid->Configuration.Length = 0;
2210
2211 if (p) {
2212 bssid->Configuration.DSConfig = *(p + 2);
2213 } else {/* In 5G, some ap do not have DSSET IE */
2214 /* checking HT info for channel */
2215 p = rtw_get_ie(bssid->IEs + ie_offset, _HT_ADD_INFO_IE_, &len, bssid->IELength - ie_offset);
2216 if (p) {
2217 struct HT_info_element *HT_info = (struct HT_info_element *)(p + 2);
2218 bssid->Configuration.DSConfig = HT_info->primary_channel;
2219 } else { /* use current channel */
2220 bssid->Configuration.DSConfig = rtw_get_oper_ch(padapter);
2221 }
2222 }
2223
2224 if (subtype == WIFI_PROBEREQ) {
2225 /* FIXME */
2226 bssid->InfrastructureMode = Ndis802_11Infrastructure;
2227 memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN);
2228 bssid->Privacy = 1;
2229 return _SUCCESS;
2230 }
2231
2232 bssid->Configuration.BeaconPeriod =
2233 get_unaligned_le16(rtw_get_beacon_interval_from_ie(bssid->IEs));
2234
2235 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
2236
2237 if (val16 & BIT(0)) {
2238 bssid->InfrastructureMode = Ndis802_11Infrastructure;
2239 memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN);
2240 } else {
2241 bssid->InfrastructureMode = Ndis802_11IBSS;
2242 memcpy(bssid->MacAddress, GetAddr3Ptr(pframe), ETH_ALEN);
2243 }
2244
2245 if (val16 & BIT(4))
2246 bssid->Privacy = 1;
2247 else
2248 bssid->Privacy = 0;
2249
2250 bssid->Configuration.ATIMWindow = 0;
2251
2252 /* 20/40 BSS Coexistence check */
2253 if ((pregistrypriv->wifi_spec == 1) && (!pmlmeinfo->bwmode_updated)) {
2254 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2255 p = rtw_get_ie(bssid->IEs + ie_offset, _HT_CAPABILITY_IE_, &len, bssid->IELength - ie_offset);
2256 if (p && len > 0) {
2257 struct HT_caps_element *pHT_caps;
2258 pHT_caps = (struct HT_caps_element *)(p + 2);
2259
2260 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info)&BIT(14))
2261 pmlmepriv->num_FortyMHzIntolerant++;
2262 } else {
2263 pmlmepriv->num_sta_no_ht++;
2264 }
2265 }
2266
2267 /* mark bss info receiving from nearby channel as SignalQuality 101 */
2268 if (bssid->Configuration.DSConfig != rtw_get_oper_ch(padapter))
2269 bssid->PhyInfo.SignalQuality = 101;
2270 return _SUCCESS;
2271 }
2272
start_create_ibss(struct adapter * padapter)2273 static void start_create_ibss(struct adapter *padapter)
2274 {
2275 unsigned short caps;
2276 u8 val8;
2277 u8 join_type;
2278 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2279 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2280 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
2281 pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
2282 pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
2283
2284 /* update wireless mode */
2285 update_wireless_mode(padapter);
2286
2287 /* update capability */
2288 caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
2289 update_capinfo(padapter, caps);
2290 if (caps&cap_IBSS) {/* adhoc master */
2291 val8 = 0xcf;
2292 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
2293
2294 /* switch channel */
2295 /* SelectChannel(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE); */
2296 set_channel_bwmode(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
2297
2298 beacon_timing_control(padapter);
2299
2300 /* set msr to WIFI_FW_ADHOC_STATE */
2301 pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
2302 Set_MSR(padapter, (pmlmeinfo->state & 0x3));
2303
2304 /* issue beacon */
2305 if (send_beacon(padapter) == _FAIL) {
2306 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("issuing beacon frame fail....\n"));
2307
2308 report_join_res(padapter, -1);
2309 pmlmeinfo->state = WIFI_FW_NULL_STATE;
2310 } else {
2311 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, padapter->registrypriv.dev_network.MacAddress);
2312 join_type = 0;
2313 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
2314
2315 report_join_res(padapter, 1);
2316 pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
2317 }
2318 } else {
2319 DBG_88E("start_create_ibss, invalid cap:%x\n", caps);
2320 return;
2321 }
2322 }
2323
start_clnt_join(struct adapter * padapter)2324 static void start_clnt_join(struct adapter *padapter)
2325 {
2326 unsigned short caps;
2327 u8 val8;
2328 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2329 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2330 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
2331 int beacon_timeout;
2332
2333 pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
2334 pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
2335
2336 /* update wireless mode */
2337 update_wireless_mode(padapter);
2338
2339 /* update capability */
2340 caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
2341 update_capinfo(padapter, caps);
2342 if (caps&cap_ESS) {
2343 Set_MSR(padapter, WIFI_FW_STATION_STATE);
2344
2345 val8 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
2346
2347 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
2348
2349 /* switch channel */
2350 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
2351
2352 /* here wait for receiving the beacon to start auth */
2353 /* and enable a timer */
2354 beacon_timeout = decide_wait_for_beacon_timeout(pmlmeinfo->bcn_interval);
2355 set_link_timer(pmlmeext, beacon_timeout);
2356 mod_timer(&padapter->mlmepriv.assoc_timer, jiffies +
2357 msecs_to_jiffies((REAUTH_TO * REAUTH_LIMIT) + (REASSOC_TO * REASSOC_LIMIT) + beacon_timeout));
2358
2359 pmlmeinfo->state = WIFI_FW_AUTH_NULL | WIFI_FW_STATION_STATE;
2360 } else if (caps&cap_IBSS) { /* adhoc client */
2361 Set_MSR(padapter, WIFI_FW_ADHOC_STATE);
2362
2363 val8 = 0xcf;
2364 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
2365
2366 /* switch channel */
2367 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
2368
2369 beacon_timing_control(padapter);
2370
2371 pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
2372
2373 report_join_res(padapter, 1);
2374 } else {
2375 return;
2376 }
2377 }
2378
start_clnt_auth(struct adapter * padapter)2379 static void start_clnt_auth(struct adapter *padapter)
2380 {
2381 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2382 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2383
2384 del_timer_sync(&pmlmeext->link_timer);
2385
2386 pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL);
2387 pmlmeinfo->state |= WIFI_FW_AUTH_STATE;
2388
2389 pmlmeinfo->auth_seq = 1;
2390 pmlmeinfo->reauth_count = 0;
2391 pmlmeinfo->reassoc_count = 0;
2392 pmlmeinfo->link_count = 0;
2393 pmlmeext->retry = 0;
2394
2395
2396 /* Because of AP's not receiving deauth before */
2397 /* AP may: 1)not response auth or 2)deauth us after link is complete */
2398 /* issue deauth before issuing auth to deal with the situation */
2399 /* Commented by Albert 2012/07/21 */
2400 /* For the Win8 P2P connection, it will be hard to have a successful connection if this Wi-Fi doesn't connect to it. */
2401 issue_deauth(padapter, (&(pmlmeinfo->network))->MacAddress, WLAN_REASON_DEAUTH_LEAVING);
2402
2403 DBG_88E_LEVEL(_drv_info_, "start auth\n");
2404 issue_auth(padapter, NULL, 0);
2405
2406 set_link_timer(pmlmeext, REAUTH_TO);
2407 }
2408
2409
start_clnt_assoc(struct adapter * padapter)2410 static void start_clnt_assoc(struct adapter *padapter)
2411 {
2412 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2413 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2414
2415 del_timer_sync(&pmlmeext->link_timer);
2416
2417 pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE));
2418 pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE);
2419
2420 issue_assocreq(padapter);
2421
2422 set_link_timer(pmlmeext, REASSOC_TO);
2423 }
2424
receive_disconnect(struct adapter * padapter,unsigned char * MacAddr,unsigned short reason)2425 static unsigned int receive_disconnect(struct adapter *padapter,
2426 unsigned char *MacAddr,
2427 unsigned short reason)
2428 {
2429 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2430 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2431 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
2432
2433 /* check A3 */
2434 if (memcmp(MacAddr, pnetwork->MacAddress, ETH_ALEN))
2435 return _SUCCESS;
2436
2437 DBG_88E("%s\n", __func__);
2438
2439 if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
2440 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
2441 pmlmeinfo->state = WIFI_FW_NULL_STATE;
2442 report_del_sta_event(padapter, MacAddr, reason);
2443 } else if (pmlmeinfo->state & WIFI_FW_LINKING_STATE) {
2444 pmlmeinfo->state = WIFI_FW_NULL_STATE;
2445 report_join_res(padapter, -2);
2446 }
2447 }
2448 return _SUCCESS;
2449 }
2450
process_80211d(struct adapter * padapter,struct wlan_bssid_ex * bssid)2451 static void process_80211d(struct adapter *padapter, struct wlan_bssid_ex *bssid)
2452 {
2453 struct registry_priv *pregistrypriv;
2454 struct mlme_ext_priv *pmlmeext;
2455 struct rt_channel_info *chplan_new;
2456 u8 channel;
2457 u8 i;
2458
2459 pregistrypriv = &padapter->registrypriv;
2460 pmlmeext = &padapter->mlmeextpriv;
2461
2462 /* Adjust channel plan by AP Country IE */
2463 if (pregistrypriv->enable80211d &&
2464 (!pmlmeext->update_channel_plan_by_ap_done)) {
2465 u8 *ie, *p;
2466 u32 len;
2467 struct rt_channel_plan chplan_ap;
2468 struct rt_channel_info chplan_sta[MAX_CHANNEL_NUM];
2469 u8 country[4];
2470 u8 fcn; /* first channel number */
2471 u8 noc; /* number of channel */
2472 u8 j, k;
2473
2474 ie = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _COUNTRY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
2475 if (!ie)
2476 return;
2477 if (len < 6)
2478 return;
2479 ie += 2;
2480 p = ie;
2481 ie += len;
2482
2483 memset(country, 0, 4);
2484 memcpy(country, p, 3);
2485 p += 3;
2486 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2487 ("%s: 802.11d country =%s\n", __func__, country));
2488
2489 i = 0;
2490 while ((ie - p) >= 3) {
2491 fcn = *(p++);
2492 noc = *(p++);
2493 p++;
2494
2495 for (j = 0; j < noc; j++) {
2496 if (fcn <= 14)
2497 channel = fcn + j; /* 2.4 GHz */
2498 else
2499 channel = fcn + j*4; /* 5 GHz */
2500
2501 chplan_ap.Channel[i++] = channel;
2502 }
2503 }
2504 chplan_ap.Len = i;
2505
2506 memcpy(chplan_sta, pmlmeext->channel_set, sizeof(chplan_sta));
2507
2508 memset(pmlmeext->channel_set, 0, sizeof(pmlmeext->channel_set));
2509 chplan_new = pmlmeext->channel_set;
2510
2511 i = 0;
2512 j = 0;
2513 k = 0;
2514 if (pregistrypriv->wireless_mode & WIRELESS_11G) {
2515 do {
2516 if ((i == MAX_CHANNEL_NUM) ||
2517 (chplan_sta[i].ChannelNum == 0) ||
2518 (chplan_sta[i].ChannelNum > 14))
2519 break;
2520
2521 if ((j == chplan_ap.Len) || (chplan_ap.Channel[j] > 14))
2522 break;
2523
2524 if (chplan_sta[i].ChannelNum == chplan_ap.Channel[j]) {
2525 chplan_new[k].ChannelNum = chplan_ap.Channel[j];
2526 chplan_new[k].ScanType = SCAN_ACTIVE;
2527 i++;
2528 j++;
2529 k++;
2530 } else if (chplan_sta[i].ChannelNum < chplan_ap.Channel[j]) {
2531 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
2532 chplan_new[k].ScanType = SCAN_PASSIVE;
2533 i++;
2534 k++;
2535 } else if (chplan_sta[i].ChannelNum > chplan_ap.Channel[j]) {
2536 chplan_new[k].ChannelNum = chplan_ap.Channel[j];
2537 chplan_new[k].ScanType = SCAN_ACTIVE;
2538 j++;
2539 k++;
2540 }
2541 } while (1);
2542
2543 /* change AP not support channel to Passive scan */
2544 while ((i < MAX_CHANNEL_NUM) &&
2545 (chplan_sta[i].ChannelNum != 0) &&
2546 (chplan_sta[i].ChannelNum <= 14)) {
2547 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
2548 chplan_new[k].ScanType = SCAN_PASSIVE;
2549 i++;
2550 k++;
2551 }
2552
2553 /* add channel AP supported */
2554 while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) {
2555 chplan_new[k].ChannelNum = chplan_ap.Channel[j];
2556 chplan_new[k].ScanType = SCAN_ACTIVE;
2557 j++;
2558 k++;
2559 }
2560 } else {
2561 /* keep original STA 2.4G channel plan */
2562 while ((i < MAX_CHANNEL_NUM) &&
2563 (chplan_sta[i].ChannelNum != 0) &&
2564 (chplan_sta[i].ChannelNum <= 14)) {
2565 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
2566 chplan_new[k].ScanType = chplan_sta[i].ScanType;
2567 i++;
2568 k++;
2569 }
2570
2571 /* skip AP 2.4G channel plan */
2572 while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14))
2573 j++;
2574 }
2575
2576 /* keep original STA 5G channel plan */
2577 while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) {
2578 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
2579 chplan_new[k].ScanType = chplan_sta[i].ScanType;
2580 i++;
2581 k++;
2582 }
2583
2584 pmlmeext->update_channel_plan_by_ap_done = 1;
2585 }
2586
2587 /* If channel is used by AP, set channel scan type to active */
2588 channel = bssid->Configuration.DSConfig;
2589 chplan_new = pmlmeext->channel_set;
2590 i = 0;
2591 while ((i < MAX_CHANNEL_NUM) && (chplan_new[i].ChannelNum != 0)) {
2592 if (chplan_new[i].ChannelNum == channel) {
2593 if (chplan_new[i].ScanType == SCAN_PASSIVE) {
2594 chplan_new[i].ScanType = SCAN_ACTIVE;
2595 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2596 ("%s: change channel %d scan type from passive to active\n",
2597 __func__, channel));
2598 }
2599 break;
2600 }
2601 i++;
2602 }
2603 }
2604
2605 /****************************************************************************
2606
2607 Following are the callback functions for each subtype of the management frames
2608
2609 *****************************************************************************/
2610
OnProbeReq(struct adapter * padapter,struct recv_frame * precv_frame)2611 static unsigned int OnProbeReq(struct adapter *padapter,
2612 struct recv_frame *precv_frame)
2613 {
2614 unsigned int ielen;
2615 unsigned char *p;
2616 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2617 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2618 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2619 struct wlan_bssid_ex *cur = &(pmlmeinfo->network);
2620 u8 *pframe = precv_frame->rx_data;
2621 uint len = precv_frame->len;
2622
2623 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
2624 return _SUCCESS;
2625
2626 if (!check_fwstate(pmlmepriv, _FW_LINKED) &&
2627 !check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE))
2628 return _SUCCESS;
2629
2630 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ielen,
2631 len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
2632
2633 /* check (wildcard) SSID */
2634 if (p != NULL) {
2635 if ((ielen != 0 && memcmp((void *)(p+2), (void *)cur->Ssid.Ssid, cur->Ssid.SsidLength)) ||
2636 (ielen == 0 && pmlmeinfo->hidden_ssid_mode))
2637 return _SUCCESS;
2638
2639 if (check_fwstate(pmlmepriv, _FW_LINKED) &&
2640 pmlmepriv->cur_network.join_res)
2641 issue_probersp(padapter, get_sa(pframe));
2642 }
2643 return _SUCCESS;
2644 }
2645
OnProbeRsp(struct adapter * padapter,struct recv_frame * precv_frame)2646 static unsigned int OnProbeRsp(struct adapter *padapter,
2647 struct recv_frame *precv_frame)
2648 {
2649 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2650
2651 if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
2652 report_survey_event(padapter, precv_frame);
2653 return _SUCCESS;
2654 }
2655
2656 return _SUCCESS;
2657 }
2658
OnBeacon(struct adapter * padapter,struct recv_frame * precv_frame)2659 static unsigned int OnBeacon(struct adapter *padapter,
2660 struct recv_frame *precv_frame)
2661 {
2662 int cam_idx;
2663 struct sta_info *psta;
2664 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2665 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2666 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2667 struct sta_priv *pstapriv = &padapter->stapriv;
2668 u8 *pframe = precv_frame->rx_data;
2669 uint len = precv_frame->len;
2670 struct wlan_bssid_ex *pbss;
2671 int ret = _SUCCESS;
2672 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
2673
2674 if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
2675 report_survey_event(padapter, precv_frame);
2676 return _SUCCESS;
2677 }
2678
2679 if (!memcmp(GetAddr3Ptr(pframe), pnetwork->MacAddress, ETH_ALEN)) {
2680 if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
2681 /* we should update current network before auth, or some IE is wrong */
2682 pbss = (struct wlan_bssid_ex *)rtw_malloc(sizeof(struct wlan_bssid_ex));
2683 if (pbss) {
2684 if (collect_bss_info(padapter, precv_frame, pbss) == _SUCCESS) {
2685 update_network(&(pmlmepriv->cur_network.network), pbss, padapter, true);
2686 rtw_get_bcn_info(&(pmlmepriv->cur_network));
2687 }
2688 kfree(pbss);
2689 }
2690
2691 /* check the vendor of the assoc AP */
2692 pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pframe+sizeof(struct rtw_ieee80211_hdr_3addr), len-sizeof(struct rtw_ieee80211_hdr_3addr));
2693
2694 /* update TSF Value */
2695 update_TSF(pmlmeext, pframe, len);
2696
2697 /* start auth */
2698 start_clnt_auth(padapter);
2699
2700 return _SUCCESS;
2701 }
2702
2703 if (((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) && (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
2704 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
2705 if (psta != NULL) {
2706 ret = rtw_check_bcn_info(padapter, pframe, len);
2707 if (!ret) {
2708 DBG_88E_LEVEL(_drv_info_, "ap has changed, disconnect now\n ");
2709 receive_disconnect(padapter, pmlmeinfo->network.MacAddress , 65535);
2710 return _SUCCESS;
2711 }
2712 /* update WMM, ERP in the beacon */
2713 /* todo: the timer is used instead of the number of the beacon received */
2714 if ((sta_rx_pkts(psta) & 0xf) == 0)
2715 update_beacon_info(padapter, pframe, len, psta);
2716 }
2717 } else if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
2718 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
2719 if (psta != NULL) {
2720 /* update WMM, ERP in the beacon */
2721 /* todo: the timer is used instead of the number of the beacon received */
2722 if ((sta_rx_pkts(psta) & 0xf) == 0)
2723 update_beacon_info(padapter, pframe, len, psta);
2724 } else {
2725 /* allocate a new CAM entry for IBSS station */
2726 cam_idx = allocate_fw_sta_entry(padapter);
2727 if (cam_idx == NUM_STA)
2728 goto _END_ONBEACON_;
2729
2730 /* get supported rate */
2731 if (update_sta_support_rate(padapter, (pframe + WLAN_HDR_A3_LEN + _BEACON_IE_OFFSET_), (len - WLAN_HDR_A3_LEN - _BEACON_IE_OFFSET_), cam_idx) == _FAIL) {
2732 pmlmeinfo->FW_sta_info[cam_idx].status = 0;
2733 goto _END_ONBEACON_;
2734 }
2735
2736 /* update TSF Value */
2737 update_TSF(pmlmeext, pframe, len);
2738
2739 /* report sta add event */
2740 report_add_sta_event(padapter, GetAddr2Ptr(pframe), cam_idx);
2741 }
2742 }
2743 }
2744
2745 _END_ONBEACON_:
2746
2747 return _SUCCESS;
2748 }
2749
2750 #ifdef CONFIG_88EU_AP_MODE
OnAuth(struct adapter * padapter,struct recv_frame * precv_frame)2751 static unsigned int OnAuth(struct adapter *padapter,
2752 struct recv_frame *precv_frame)
2753 {
2754 unsigned int auth_mode, ie_len;
2755 u16 seq;
2756 unsigned char *sa, *p;
2757 u16 algorithm;
2758 int status;
2759 static struct sta_info stat;
2760 struct sta_info *pstat = NULL;
2761 struct sta_priv *pstapriv = &padapter->stapriv;
2762 struct security_priv *psecuritypriv = &padapter->securitypriv;
2763 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2764 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2765 u8 *pframe = precv_frame->rx_data;
2766 uint len = precv_frame->len;
2767
2768 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
2769 return _FAIL;
2770
2771 DBG_88E("+OnAuth\n");
2772
2773 sa = GetAddr2Ptr(pframe);
2774
2775 auth_mode = psecuritypriv->dot11AuthAlgrthm;
2776 seq = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + 2));
2777 algorithm = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN));
2778
2779 DBG_88E("auth alg=%x, seq=%X\n", algorithm, seq);
2780
2781 if (auth_mode == 2 && psecuritypriv->dot11PrivacyAlgrthm != _WEP40_ &&
2782 psecuritypriv->dot11PrivacyAlgrthm != _WEP104_)
2783 auth_mode = 0;
2784
2785 if ((algorithm > 0 && auth_mode == 0) || /* rx a shared-key auth but shared not enabled */
2786 (algorithm == 0 && auth_mode == 1)) { /* rx a open-system auth but shared-key is enabled */
2787 DBG_88E("auth rejected due to bad alg [alg=%d, auth_mib=%d] %02X%02X%02X%02X%02X%02X\n",
2788 algorithm, auth_mode, sa[0], sa[1], sa[2], sa[3], sa[4], sa[5]);
2789
2790 status = _STATS_NO_SUPP_ALG_;
2791
2792 goto auth_fail;
2793 }
2794
2795 if (!rtw_access_ctrl(padapter, sa)) {
2796 status = _STATS_UNABLE_HANDLE_STA_;
2797 goto auth_fail;
2798 }
2799
2800 pstat = rtw_get_stainfo(pstapriv, sa);
2801 if (pstat == NULL) {
2802 /* allocate a new one */
2803 DBG_88E("going to alloc stainfo for sa=%pM\n", sa);
2804 pstat = rtw_alloc_stainfo(pstapriv, sa);
2805 if (pstat == NULL) {
2806 DBG_88E(" Exceed the upper limit of supported clients...\n");
2807 status = _STATS_UNABLE_HANDLE_STA_;
2808 goto auth_fail;
2809 }
2810
2811 pstat->state = WIFI_FW_AUTH_NULL;
2812 pstat->auth_seq = 0;
2813 } else {
2814 spin_lock_bh(&pstapriv->asoc_list_lock);
2815 if (!list_empty(&pstat->asoc_list)) {
2816 list_del_init(&pstat->asoc_list);
2817 pstapriv->asoc_list_cnt--;
2818 }
2819 spin_unlock_bh(&pstapriv->asoc_list_lock);
2820
2821 if (seq == 1) {
2822 /* TODO: STA re_auth and auth timeout */
2823 }
2824 }
2825
2826 spin_lock_bh(&pstapriv->auth_list_lock);
2827 if (list_empty(&pstat->auth_list)) {
2828 list_add_tail(&pstat->auth_list, &pstapriv->auth_list);
2829 pstapriv->auth_list_cnt++;
2830 }
2831 spin_unlock_bh(&pstapriv->auth_list_lock);
2832
2833 if (pstat->auth_seq == 0)
2834 pstat->expire_to = pstapriv->auth_to;
2835
2836 if ((pstat->auth_seq + 1) != seq) {
2837 DBG_88E("(1)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
2838 seq, pstat->auth_seq+1);
2839 status = _STATS_OUT_OF_AUTH_SEQ_;
2840 goto auth_fail;
2841 }
2842
2843 if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2)) {
2844 if (seq == 1) {
2845 pstat->state &= ~WIFI_FW_AUTH_NULL;
2846 pstat->state |= WIFI_FW_AUTH_SUCCESS;
2847 pstat->expire_to = pstapriv->assoc_to;
2848 pstat->authalg = algorithm;
2849 } else {
2850 DBG_88E("(2)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
2851 seq, pstat->auth_seq+1);
2852 status = _STATS_OUT_OF_AUTH_SEQ_;
2853 goto auth_fail;
2854 }
2855 } else { /* shared system or auto authentication */
2856 if (seq == 1) {
2857 /* prepare for the challenging txt... */
2858
2859 pstat->state &= ~WIFI_FW_AUTH_NULL;
2860 pstat->state |= WIFI_FW_AUTH_STATE;
2861 pstat->authalg = algorithm;
2862 pstat->auth_seq = 2;
2863 } else if (seq == 3) {
2864 /* checking for challenging txt... */
2865 DBG_88E("checking for challenging txt...\n");
2866
2867 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + 4 + _AUTH_IE_OFFSET_ , _CHLGETXT_IE_, (int *)&ie_len,
2868 len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_ - 4);
2869
2870 if ((p == NULL) || (ie_len <= 0)) {
2871 DBG_88E("auth rejected because challenge failure!(1)\n");
2872 status = _STATS_CHALLENGE_FAIL_;
2873 goto auth_fail;
2874 }
2875
2876 if (!memcmp((void *)(p + 2), pstat->chg_txt, 128)) {
2877 pstat->state &= (~WIFI_FW_AUTH_STATE);
2878 pstat->state |= WIFI_FW_AUTH_SUCCESS;
2879 /* challenging txt is correct... */
2880 pstat->expire_to = pstapriv->assoc_to;
2881 } else {
2882 DBG_88E("auth rejected because challenge failure!\n");
2883 status = _STATS_CHALLENGE_FAIL_;
2884 goto auth_fail;
2885 }
2886 } else {
2887 DBG_88E("(3)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
2888 seq, pstat->auth_seq+1);
2889 status = _STATS_OUT_OF_AUTH_SEQ_;
2890 goto auth_fail;
2891 }
2892 }
2893
2894 /* Now, we are going to issue_auth... */
2895 pstat->auth_seq = seq + 1;
2896
2897 issue_auth(padapter, pstat, (unsigned short)(_STATS_SUCCESSFUL_));
2898
2899 if (pstat->state & WIFI_FW_AUTH_SUCCESS)
2900 pstat->auth_seq = 0;
2901
2902 return _SUCCESS;
2903
2904 auth_fail:
2905
2906 if (pstat)
2907 rtw_free_stainfo(padapter, pstat);
2908
2909 pstat = &stat;
2910 memset((char *)pstat, '\0', sizeof(stat));
2911 pstat->auth_seq = 2;
2912 memcpy(pstat->hwaddr, sa, 6);
2913
2914 issue_auth(padapter, pstat, (unsigned short)status);
2915
2916 return _FAIL;
2917 }
2918 #endif /* CONFIG_88EU_AP_MODE */
2919
OnAuthClient(struct adapter * padapter,struct recv_frame * precv_frame)2920 static unsigned int OnAuthClient(struct adapter *padapter,
2921 struct recv_frame *precv_frame)
2922 {
2923 unsigned int seq, len, status, offset;
2924 unsigned char *p;
2925 unsigned int go2asoc = 0;
2926 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2927 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2928 u8 *pframe = precv_frame->rx_data;
2929 uint pkt_len = precv_frame->len;
2930
2931 DBG_88E("%s\n", __func__);
2932
2933 /* check A1 matches or not */
2934 if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
2935 return _SUCCESS;
2936
2937 if (!(pmlmeinfo->state & WIFI_FW_AUTH_STATE))
2938 return _SUCCESS;
2939
2940 offset = (GetPrivacy(pframe)) ? 4 : 0;
2941
2942 seq = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 2));
2943 status = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 4));
2944
2945 if (status != 0) {
2946 DBG_88E("clnt auth fail, status: %d\n", status);
2947 if (status == 13) { /* pmlmeinfo->auth_algo == dot11AuthAlgrthm_Auto) */
2948 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
2949 pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
2950 else
2951 pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared;
2952 }
2953
2954 set_link_timer(pmlmeext, 1);
2955 goto authclnt_fail;
2956 }
2957
2958 if (seq == 2) {
2959 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
2960 /* legendary shared system */
2961 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&len,
2962 pkt_len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_);
2963
2964 if (p == NULL)
2965 goto authclnt_fail;
2966
2967 memcpy((void *)(pmlmeinfo->chg_txt), (void *)(p + 2), len);
2968 pmlmeinfo->auth_seq = 3;
2969 issue_auth(padapter, NULL, 0);
2970 set_link_timer(pmlmeext, REAUTH_TO);
2971
2972 return _SUCCESS;
2973 } else {
2974 /* open system */
2975 go2asoc = 1;
2976 }
2977 } else if (seq == 4) {
2978 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
2979 go2asoc = 1;
2980 else
2981 goto authclnt_fail;
2982 } else {
2983 /* this is also illegal */
2984 goto authclnt_fail;
2985 }
2986
2987 if (go2asoc) {
2988 DBG_88E_LEVEL(_drv_info_, "auth success, start assoc\n");
2989 start_clnt_assoc(padapter);
2990 return _SUCCESS;
2991 }
2992 authclnt_fail:
2993 return _FAIL;
2994 }
2995
OnAssocReq(struct adapter * padapter,struct recv_frame * precv_frame)2996 static unsigned int OnAssocReq(struct adapter *padapter,
2997 struct recv_frame *precv_frame)
2998 {
2999 #ifdef CONFIG_88EU_AP_MODE
3000 u16 capab_info;
3001 struct rtw_ieee802_11_elems elems;
3002 struct sta_info *pstat;
3003 unsigned char reassoc, *p, *pos, *wpa_ie;
3004 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
3005 int i, ie_len, wpa_ie_len, left;
3006 unsigned char supportRate[16];
3007 int supportRateNum;
3008 unsigned short status = _STATS_SUCCESSFUL_;
3009 unsigned short frame_type, ie_offset = 0;
3010 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3011 struct security_priv *psecuritypriv = &padapter->securitypriv;
3012 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3013 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3014 struct wlan_bssid_ex *cur = &(pmlmeinfo->network);
3015 struct sta_priv *pstapriv = &padapter->stapriv;
3016 u8 *pframe = precv_frame->rx_data;
3017 uint pkt_len = precv_frame->len;
3018
3019 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
3020 return _FAIL;
3021
3022 frame_type = GetFrameSubType(pframe);
3023 if (frame_type == WIFI_ASSOCREQ) {
3024 reassoc = 0;
3025 ie_offset = _ASOCREQ_IE_OFFSET_;
3026 } else { /* WIFI_REASSOCREQ */
3027 reassoc = 1;
3028 ie_offset = _REASOCREQ_IE_OFFSET_;
3029 }
3030
3031
3032 if (pkt_len < IEEE80211_3ADDR_LEN + ie_offset) {
3033 DBG_88E("handle_assoc(reassoc=%d) - too short payload (len=%lu)"
3034 "\n", reassoc, (unsigned long)pkt_len);
3035 return _FAIL;
3036 }
3037
3038 pstat = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
3039 if (pstat == NULL) {
3040 status = _RSON_CLS2_;
3041 goto asoc_class2_error;
3042 }
3043
3044 capab_info = get_unaligned_le16(pframe + WLAN_HDR_A3_LEN);
3045
3046 left = pkt_len - (IEEE80211_3ADDR_LEN + ie_offset);
3047 pos = pframe + (IEEE80211_3ADDR_LEN + ie_offset);
3048
3049
3050 DBG_88E("%s\n", __func__);
3051
3052 /* check if this stat has been successfully authenticated/assocated */
3053 if (!((pstat->state) & WIFI_FW_AUTH_SUCCESS)) {
3054 if (!((pstat->state) & WIFI_FW_ASSOC_SUCCESS)) {
3055 status = _RSON_CLS2_;
3056 goto asoc_class2_error;
3057 } else {
3058 pstat->state &= (~WIFI_FW_ASSOC_SUCCESS);
3059 pstat->state |= WIFI_FW_ASSOC_STATE;
3060 }
3061 } else {
3062 pstat->state &= (~WIFI_FW_AUTH_SUCCESS);
3063 pstat->state |= WIFI_FW_ASSOC_STATE;
3064 }
3065 pstat->capability = capab_info;
3066 /* now parse all ieee802_11 ie to point to elems */
3067 if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed ||
3068 !elems.ssid) {
3069 DBG_88E("STA %pM sent invalid association request\n",
3070 pstat->hwaddr);
3071 status = _STATS_FAILURE_;
3072 goto OnAssocReqFail;
3073 }
3074
3075
3076 /* now we should check all the fields... */
3077 /* checking SSID */
3078 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SSID_IE_, &ie_len,
3079 pkt_len - WLAN_HDR_A3_LEN - ie_offset);
3080 if (p == NULL)
3081 status = _STATS_FAILURE_;
3082
3083 if (ie_len == 0) { /* broadcast ssid, however it is not allowed in assocreq */
3084 status = _STATS_FAILURE_;
3085 } else {
3086 /* check if ssid match */
3087 if (memcmp((void *)(p+2), cur->Ssid.Ssid, cur->Ssid.SsidLength))
3088 status = _STATS_FAILURE_;
3089
3090 if (ie_len != cur->Ssid.SsidLength)
3091 status = _STATS_FAILURE_;
3092 }
3093
3094 if (_STATS_SUCCESSFUL_ != status)
3095 goto OnAssocReqFail;
3096
3097 /* check if the supported rate is ok */
3098 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SUPPORTEDRATES_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
3099 if (p == NULL) {
3100 DBG_88E("Rx a sta assoc-req which supported rate is empty!\n");
3101 /* use our own rate set as statoin used */
3102 /* memcpy(supportRate, AP_BSSRATE, AP_BSSRATE_LEN); */
3103 /* supportRateNum = AP_BSSRATE_LEN; */
3104
3105 status = _STATS_FAILURE_;
3106 goto OnAssocReqFail;
3107 } else {
3108 memcpy(supportRate, p+2, ie_len);
3109 supportRateNum = ie_len;
3110
3111 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _EXT_SUPPORTEDRATES_IE_ , &ie_len,
3112 pkt_len - WLAN_HDR_A3_LEN - ie_offset);
3113 if (p != NULL) {
3114 if (supportRateNum <= sizeof(supportRate)) {
3115 memcpy(supportRate+supportRateNum, p+2, ie_len);
3116 supportRateNum += ie_len;
3117 }
3118 }
3119 }
3120
3121 /* todo: mask supportRate between AP & STA -> move to update raid */
3122 /* get_matched_rate(pmlmeext, supportRate, &supportRateNum, 0); */
3123
3124 /* update station supportRate */
3125 pstat->bssratelen = supportRateNum;
3126 memcpy(pstat->bssrateset, supportRate, supportRateNum);
3127 UpdateBrateTblForSoftAP(pstat->bssrateset, pstat->bssratelen);
3128
3129 /* check RSN/WPA/WPS */
3130 pstat->dot8021xalg = 0;
3131 pstat->wpa_psk = 0;
3132 pstat->wpa_group_cipher = 0;
3133 pstat->wpa2_group_cipher = 0;
3134 pstat->wpa_pairwise_cipher = 0;
3135 pstat->wpa2_pairwise_cipher = 0;
3136 memset(pstat->wpa_ie, 0, sizeof(pstat->wpa_ie));
3137 if ((psecuritypriv->wpa_psk & BIT(1)) && elems.rsn_ie) {
3138 int group_cipher = 0, pairwise_cipher = 0;
3139
3140 wpa_ie = elems.rsn_ie;
3141 wpa_ie_len = elems.rsn_ie_len;
3142
3143 if (rtw_parse_wpa2_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
3144 pstat->dot8021xalg = 1;/* psk, todo:802.1x */
3145 pstat->wpa_psk |= BIT(1);
3146
3147 pstat->wpa2_group_cipher = group_cipher&psecuritypriv->wpa2_group_cipher;
3148 pstat->wpa2_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa2_pairwise_cipher;
3149
3150 if (!pstat->wpa2_group_cipher)
3151 status = WLAN_STATUS_INVALID_GROUP_CIPHER;
3152
3153 if (!pstat->wpa2_pairwise_cipher)
3154 status = WLAN_STATUS_INVALID_PAIRWISE_CIPHER;
3155 } else {
3156 status = WLAN_STATUS_INVALID_IE;
3157 }
3158 } else if ((psecuritypriv->wpa_psk & BIT(0)) && elems.wpa_ie) {
3159 int group_cipher = 0, pairwise_cipher = 0;
3160
3161 wpa_ie = elems.wpa_ie;
3162 wpa_ie_len = elems.wpa_ie_len;
3163
3164 if (rtw_parse_wpa_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
3165 pstat->dot8021xalg = 1;/* psk, todo:802.1x */
3166 pstat->wpa_psk |= BIT(0);
3167
3168 pstat->wpa_group_cipher = group_cipher&psecuritypriv->wpa_group_cipher;
3169 pstat->wpa_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa_pairwise_cipher;
3170
3171 if (!pstat->wpa_group_cipher)
3172 status = WLAN_STATUS_INVALID_GROUP_CIPHER;
3173
3174 if (!pstat->wpa_pairwise_cipher)
3175 status = WLAN_STATUS_INVALID_PAIRWISE_CIPHER;
3176 } else {
3177 status = WLAN_STATUS_INVALID_IE;
3178 }
3179 } else {
3180 wpa_ie = NULL;
3181 wpa_ie_len = 0;
3182 }
3183
3184 if (_STATS_SUCCESSFUL_ != status)
3185 goto OnAssocReqFail;
3186
3187 pstat->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS);
3188 if (wpa_ie == NULL) {
3189 if (elems.wps_ie) {
3190 DBG_88E("STA included WPS IE in "
3191 "(Re)Association Request - assume WPS is "
3192 "used\n");
3193 pstat->flags |= WLAN_STA_WPS;
3194 /* wpabuf_free(sta->wps_ie); */
3195 /* sta->wps_ie = wpabuf_alloc_copy(elems.wps_ie + 4, */
3196 /* elems.wps_ie_len - 4); */
3197 } else {
3198 DBG_88E("STA did not include WPA/RSN IE "
3199 "in (Re)Association Request - possible WPS "
3200 "use\n");
3201 pstat->flags |= WLAN_STA_MAYBE_WPS;
3202 }
3203
3204
3205 /* AP support WPA/RSN, and sta is going to do WPS, but AP is not ready */
3206 /* that the selected registrar of AP is _FLASE */
3207 if ((psecuritypriv->wpa_psk > 0) && (pstat->flags & (WLAN_STA_WPS|WLAN_STA_MAYBE_WPS))) {
3208 if (pmlmepriv->wps_beacon_ie) {
3209 u8 selected_registrar = 0;
3210
3211 rtw_get_wps_attr_content(pmlmepriv->wps_beacon_ie, pmlmepriv->wps_beacon_ie_len, WPS_ATTR_SELECTED_REGISTRAR , &selected_registrar, NULL);
3212
3213 if (!selected_registrar) {
3214 DBG_88E("selected_registrar is false , or AP is not ready to do WPS\n");
3215
3216 status = _STATS_UNABLE_HANDLE_STA_;
3217
3218 goto OnAssocReqFail;
3219 }
3220 }
3221 }
3222 } else {
3223 int copy_len;
3224
3225 if (psecuritypriv->wpa_psk == 0) {
3226 DBG_88E("STA %pM: WPA/RSN IE in association "
3227 "request, but AP don't support WPA/RSN\n", pstat->hwaddr);
3228
3229 status = WLAN_STATUS_INVALID_IE;
3230
3231 goto OnAssocReqFail;
3232 }
3233
3234 if (elems.wps_ie) {
3235 DBG_88E("STA included WPS IE in "
3236 "(Re)Association Request - WPS is "
3237 "used\n");
3238 pstat->flags |= WLAN_STA_WPS;
3239 copy_len = 0;
3240 } else {
3241 copy_len = min_t(int, wpa_ie_len + 2, sizeof(pstat->wpa_ie));
3242 }
3243 if (copy_len > 0)
3244 memcpy(pstat->wpa_ie, wpa_ie-2, copy_len);
3245 }
3246 /* check if there is WMM IE & support WWM-PS */
3247 pstat->flags &= ~WLAN_STA_WME;
3248 pstat->qos_option = 0;
3249 pstat->qos_info = 0;
3250 pstat->has_legacy_ac = true;
3251 pstat->uapsd_vo = 0;
3252 pstat->uapsd_vi = 0;
3253 pstat->uapsd_be = 0;
3254 pstat->uapsd_bk = 0;
3255 if (pmlmepriv->qospriv.qos_option) {
3256 p = pframe + WLAN_HDR_A3_LEN + ie_offset; ie_len = 0;
3257 for (;;) {
3258 p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
3259 if (p != NULL) {
3260 if (!memcmp(p+2, WMM_IE, 6)) {
3261 pstat->flags |= WLAN_STA_WME;
3262
3263 pstat->qos_option = 1;
3264 pstat->qos_info = *(p+8);
3265
3266 pstat->max_sp_len = (pstat->qos_info>>5)&0x3;
3267
3268 if ((pstat->qos_info&0xf) != 0xf)
3269 pstat->has_legacy_ac = true;
3270 else
3271 pstat->has_legacy_ac = false;
3272
3273 if (pstat->qos_info&0xf) {
3274 if (pstat->qos_info&BIT(0))
3275 pstat->uapsd_vo = BIT(0)|BIT(1);
3276 else
3277 pstat->uapsd_vo = 0;
3278
3279 if (pstat->qos_info&BIT(1))
3280 pstat->uapsd_vi = BIT(0)|BIT(1);
3281 else
3282 pstat->uapsd_vi = 0;
3283
3284 if (pstat->qos_info&BIT(2))
3285 pstat->uapsd_bk = BIT(0)|BIT(1);
3286 else
3287 pstat->uapsd_bk = 0;
3288
3289 if (pstat->qos_info&BIT(3))
3290 pstat->uapsd_be = BIT(0)|BIT(1);
3291 else
3292 pstat->uapsd_be = 0;
3293 }
3294 break;
3295 }
3296 } else {
3297 break;
3298 }
3299 p = p + ie_len + 2;
3300 }
3301 }
3302
3303 /* save HT capabilities in the sta object */
3304 memset(&pstat->htpriv.ht_cap, 0, sizeof(struct rtw_ieee80211_ht_cap));
3305 if (elems.ht_capabilities && elems.ht_capabilities_len >= sizeof(struct rtw_ieee80211_ht_cap)) {
3306 pstat->flags |= WLAN_STA_HT;
3307
3308 pstat->flags |= WLAN_STA_WME;
3309
3310 memcpy(&pstat->htpriv.ht_cap, elems.ht_capabilities, sizeof(struct rtw_ieee80211_ht_cap));
3311 } else {
3312 pstat->flags &= ~WLAN_STA_HT;
3313 }
3314 if ((!pmlmepriv->htpriv.ht_option) && (pstat->flags&WLAN_STA_HT)) {
3315 status = _STATS_FAILURE_;
3316 goto OnAssocReqFail;
3317 }
3318
3319 if ((pstat->flags & WLAN_STA_HT) &&
3320 ((pstat->wpa2_pairwise_cipher&WPA_CIPHER_TKIP) ||
3321 (pstat->wpa_pairwise_cipher&WPA_CIPHER_TKIP))) {
3322 DBG_88E("HT: %pM tried to "
3323 "use TKIP with HT association\n", pstat->hwaddr);
3324
3325 /* status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; */
3326 /* goto OnAssocReqFail; */
3327 }
3328
3329 pstat->flags |= WLAN_STA_NONERP;
3330 for (i = 0; i < pstat->bssratelen; i++) {
3331 if ((pstat->bssrateset[i] & 0x7f) > 22) {
3332 pstat->flags &= ~WLAN_STA_NONERP;
3333 break;
3334 }
3335 }
3336
3337 if (pstat->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
3338 pstat->flags |= WLAN_STA_SHORT_PREAMBLE;
3339 else
3340 pstat->flags &= ~WLAN_STA_SHORT_PREAMBLE;
3341
3342
3343
3344 if (status != _STATS_SUCCESSFUL_)
3345 goto OnAssocReqFail;
3346
3347 /* TODO: identify_proprietary_vendor_ie(); */
3348 /* Realtek proprietary IE */
3349 /* identify if this is Broadcom sta */
3350 /* identify if this is ralink sta */
3351 /* Customer proprietary IE */
3352
3353 /* get a unique AID */
3354 if (pstat->aid > 0) {
3355 DBG_88E(" old AID %d\n", pstat->aid);
3356 } else {
3357 for (pstat->aid = 1; pstat->aid <= NUM_STA; pstat->aid++)
3358 if (pstapriv->sta_aid[pstat->aid - 1] == NULL)
3359 break;
3360
3361 /* if (pstat->aid > NUM_STA) { */
3362 if (pstat->aid > pstapriv->max_num_sta) {
3363 pstat->aid = 0;
3364
3365 DBG_88E(" no room for more AIDs\n");
3366
3367 status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
3368
3369 goto OnAssocReqFail;
3370 } else {
3371 pstapriv->sta_aid[pstat->aid - 1] = pstat;
3372 DBG_88E("allocate new AID=(%d)\n", pstat->aid);
3373 }
3374 }
3375
3376 pstat->state &= (~WIFI_FW_ASSOC_STATE);
3377 pstat->state |= WIFI_FW_ASSOC_SUCCESS;
3378
3379 spin_lock_bh(&pstapriv->auth_list_lock);
3380 if (!list_empty(&pstat->auth_list)) {
3381 list_del_init(&pstat->auth_list);
3382 pstapriv->auth_list_cnt--;
3383 }
3384 spin_unlock_bh(&pstapriv->auth_list_lock);
3385
3386 spin_lock_bh(&pstapriv->asoc_list_lock);
3387 if (list_empty(&pstat->asoc_list)) {
3388 pstat->expire_to = pstapriv->expire_to;
3389 list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list);
3390 pstapriv->asoc_list_cnt++;
3391 }
3392 spin_unlock_bh(&pstapriv->asoc_list_lock);
3393
3394 /* now the station is qualified to join our BSS... */
3395 if ((pstat->state & WIFI_FW_ASSOC_SUCCESS) && (_STATS_SUCCESSFUL_ == status)) {
3396 /* 1 bss_cap_update & sta_info_update */
3397 bss_cap_update_on_sta_join(padapter, pstat);
3398 sta_info_update(padapter, pstat);
3399
3400 /* issue assoc rsp before notify station join event. */
3401 if (frame_type == WIFI_ASSOCREQ)
3402 issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
3403 else
3404 issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
3405
3406 /* 2 - report to upper layer */
3407 DBG_88E("indicate_sta_join_event to upper layer - hostapd\n");
3408 rtw_indicate_sta_assoc_event(padapter, pstat);
3409
3410 /* 3-(1) report sta add event */
3411 report_add_sta_event(padapter, pstat->hwaddr, pstat->aid);
3412 }
3413
3414 return _SUCCESS;
3415
3416 asoc_class2_error:
3417
3418 issue_deauth(padapter, (void *)GetAddr2Ptr(pframe), status);
3419
3420 return _FAIL;
3421
3422 OnAssocReqFail:
3423
3424 pstat->aid = 0;
3425 if (frame_type == WIFI_ASSOCREQ)
3426 issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
3427 else
3428 issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
3429
3430 #endif /* CONFIG_88EU_AP_MODE */
3431
3432 return _FAIL;
3433 }
3434
OnAssocRsp(struct adapter * padapter,struct recv_frame * precv_frame)3435 static unsigned int OnAssocRsp(struct adapter *padapter,
3436 struct recv_frame *precv_frame)
3437 {
3438 uint i;
3439 int res;
3440 unsigned short status;
3441 struct ndis_802_11_var_ie *pIE;
3442 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3443 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3444 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3445 /* struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); */
3446 u8 *pframe = precv_frame->rx_data;
3447 uint pkt_len = precv_frame->len;
3448
3449 DBG_88E("%s\n", __func__);
3450
3451 /* check A1 matches or not */
3452 if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
3453 return _SUCCESS;
3454
3455 if (!(pmlmeinfo->state & (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE)))
3456 return _SUCCESS;
3457
3458 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)
3459 return _SUCCESS;
3460
3461 del_timer_sync(&pmlmeext->link_timer);
3462
3463 /* status */
3464 status = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 2));
3465 if (status > 0) {
3466 DBG_88E("assoc reject, status code: %d\n", status);
3467 pmlmeinfo->state = WIFI_FW_NULL_STATE;
3468 res = -4;
3469 goto report_assoc_result;
3470 }
3471
3472 /* get capabilities */
3473 pmlmeinfo->capability = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
3474
3475 /* set slot time */
3476 pmlmeinfo->slotTime = (pmlmeinfo->capability & BIT(10)) ? 9 : 20;
3477
3478 /* AID */
3479 pmlmeinfo->aid = (int)(le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 4))&0x3fff);
3480 res = pmlmeinfo->aid;
3481
3482 /* following are moved to join event callback function */
3483 /* to handle HT, WMM, rate adaptive, update MAC reg */
3484 /* for not to handle the synchronous IO in the tasklet */
3485 for (i = (6 + WLAN_HDR_A3_LEN); i < pkt_len;) {
3486 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
3487
3488 switch (pIE->ElementID) {
3489 case _VENDOR_SPECIFIC_IE_:
3490 if (!memcmp(pIE->data, WMM_PARA_OUI, 6)) /* WMM */
3491 WMM_param_handler(padapter, pIE);
3492 break;
3493 case _HT_CAPABILITY_IE_: /* HT caps */
3494 HT_caps_handler(padapter, pIE);
3495 break;
3496 case _HT_EXTRA_INFO_IE_: /* HT info */
3497 HT_info_handler(padapter, pIE);
3498 break;
3499 case _ERPINFO_IE_:
3500 ERP_IE_handler(padapter, pIE);
3501 default:
3502 break;
3503 }
3504
3505 i += (pIE->Length + 2);
3506 }
3507
3508 pmlmeinfo->state &= (~WIFI_FW_ASSOC_STATE);
3509 pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
3510
3511 UpdateBrateTbl(padapter, pmlmeinfo->network.SupportedRates);
3512
3513 report_assoc_result:
3514 if (res > 0) {
3515 rtw_buf_update(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len, pframe, pkt_len);
3516 } else {
3517 rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
3518 }
3519
3520 report_join_res(padapter, res);
3521
3522 return _SUCCESS;
3523 }
3524
OnDeAuth(struct adapter * padapter,struct recv_frame * precv_frame)3525 static unsigned int OnDeAuth(struct adapter *padapter,
3526 struct recv_frame *precv_frame)
3527 {
3528 unsigned short reason;
3529 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3530 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3531 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3532 u8 *pframe = precv_frame->rx_data;
3533 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
3534
3535 /* check A3 */
3536 if (memcmp(GetAddr3Ptr(pframe), pnetwork->MacAddress, ETH_ALEN))
3537 return _SUCCESS;
3538
3539 reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
3540
3541 DBG_88E("%s Reason code(%d)\n", __func__, reason);
3542
3543 #ifdef CONFIG_88EU_AP_MODE
3544 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
3545 struct sta_info *psta;
3546 struct sta_priv *pstapriv = &padapter->stapriv;
3547
3548 DBG_88E_LEVEL(_drv_always_, "ap recv deauth reason code(%d) sta:%pM\n",
3549 reason, GetAddr2Ptr(pframe));
3550
3551 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
3552 if (psta) {
3553 u8 updated = 0;
3554
3555 spin_lock_bh(&pstapriv->asoc_list_lock);
3556 if (!list_empty(&psta->asoc_list)) {
3557 list_del_init(&psta->asoc_list);
3558 pstapriv->asoc_list_cnt--;
3559 updated = ap_free_sta(padapter, psta, false, reason);
3560 }
3561 spin_unlock_bh(&pstapriv->asoc_list_lock);
3562
3563 associated_clients_update(padapter, updated);
3564 }
3565
3566
3567 return _SUCCESS;
3568 } else
3569 #endif
3570 {
3571 DBG_88E_LEVEL(_drv_always_, "sta recv deauth reason code(%d) sta:%pM\n",
3572 reason, GetAddr3Ptr(pframe));
3573
3574 receive_disconnect(padapter, GetAddr3Ptr(pframe) , reason);
3575 }
3576 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
3577 return _SUCCESS;
3578 }
3579
OnDisassoc(struct adapter * padapter,struct recv_frame * precv_frame)3580 static unsigned int OnDisassoc(struct adapter *padapter,
3581 struct recv_frame *precv_frame)
3582 {
3583 u16 reason;
3584 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3585 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3586 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3587 u8 *pframe = precv_frame->rx_data;
3588 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
3589
3590 /* check A3 */
3591 if (memcmp(GetAddr3Ptr(pframe), pnetwork->MacAddress, ETH_ALEN))
3592 return _SUCCESS;
3593
3594 reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
3595
3596 DBG_88E("%s Reason code(%d)\n", __func__, reason);
3597
3598 #ifdef CONFIG_88EU_AP_MODE
3599 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
3600 struct sta_info *psta;
3601 struct sta_priv *pstapriv = &padapter->stapriv;
3602
3603 DBG_88E_LEVEL(_drv_always_, "ap recv disassoc reason code(%d) sta:%pM\n",
3604 reason, GetAddr2Ptr(pframe));
3605
3606 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
3607 if (psta) {
3608 u8 updated = 0;
3609
3610 spin_lock_bh(&pstapriv->asoc_list_lock);
3611 if (!list_empty(&psta->asoc_list)) {
3612 list_del_init(&psta->asoc_list);
3613 pstapriv->asoc_list_cnt--;
3614 updated = ap_free_sta(padapter, psta, false, reason);
3615 }
3616 spin_unlock_bh(&pstapriv->asoc_list_lock);
3617
3618 associated_clients_update(padapter, updated);
3619 }
3620
3621 return _SUCCESS;
3622 } else
3623 #endif
3624 {
3625 DBG_88E_LEVEL(_drv_always_, "ap recv disassoc reason code(%d) sta:%pM\n",
3626 reason, GetAddr3Ptr(pframe));
3627
3628 receive_disconnect(padapter, GetAddr3Ptr(pframe), reason);
3629 }
3630 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
3631 return _SUCCESS;
3632 }
3633
OnAtim(struct adapter * padapter,struct recv_frame * precv_frame)3634 static unsigned int OnAtim(struct adapter *padapter,
3635 struct recv_frame *precv_frame)
3636 {
3637 DBG_88E("%s\n", __func__);
3638 return _SUCCESS;
3639 }
3640
on_action_spct(struct adapter * padapter,struct recv_frame * precv_frame)3641 static unsigned int on_action_spct(struct adapter *padapter,
3642 struct recv_frame *precv_frame)
3643 {
3644 struct sta_info *psta = NULL;
3645 struct sta_priv *pstapriv = &padapter->stapriv;
3646 u8 *pframe = precv_frame->rx_data;
3647 u8 *frame_body = (u8 *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
3648 u8 category;
3649 u8 action;
3650
3651 DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
3652
3653 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
3654
3655 if (!psta)
3656 goto exit;
3657
3658 category = frame_body[0];
3659 if (category != RTW_WLAN_CATEGORY_SPECTRUM_MGMT)
3660 goto exit;
3661
3662 action = frame_body[1];
3663 switch (action) {
3664 case RTW_WLAN_ACTION_SPCT_MSR_REQ:
3665 case RTW_WLAN_ACTION_SPCT_MSR_RPRT:
3666 case RTW_WLAN_ACTION_SPCT_TPC_REQ:
3667 case RTW_WLAN_ACTION_SPCT_TPC_RPRT:
3668 break;
3669 case RTW_WLAN_ACTION_SPCT_CHL_SWITCH:
3670 break;
3671 default:
3672 break;
3673 }
3674
3675 exit:
3676 return _FAIL;
3677 }
3678
OnAction_qos(struct adapter * padapter,struct recv_frame * precv_frame)3679 static unsigned int OnAction_qos(struct adapter *padapter,
3680 struct recv_frame *precv_frame)
3681 {
3682 return _SUCCESS;
3683 }
3684
OnAction_dls(struct adapter * padapter,struct recv_frame * precv_frame)3685 static unsigned int OnAction_dls(struct adapter *padapter,
3686 struct recv_frame *precv_frame)
3687 {
3688 return _SUCCESS;
3689 }
3690
OnAction_back(struct adapter * padapter,struct recv_frame * precv_frame)3691 static unsigned int OnAction_back(struct adapter *padapter,
3692 struct recv_frame *precv_frame)
3693 {
3694 u8 *addr;
3695 struct sta_info *psta = NULL;
3696 struct recv_reorder_ctrl *preorder_ctrl;
3697 unsigned char *frame_body;
3698 unsigned char category, action;
3699 unsigned short tid, status, reason_code = 0;
3700 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3701 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3702 u8 *pframe = precv_frame->rx_data;
3703 struct sta_priv *pstapriv = &padapter->stapriv;
3704 /* check RA matches or not */
3705 if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe),
3706 ETH_ALEN))/* for if1, sta/ap mode */
3707 return _SUCCESS;
3708
3709 DBG_88E("%s\n", __func__);
3710
3711 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
3712 if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
3713 return _SUCCESS;
3714
3715 addr = GetAddr2Ptr(pframe);
3716 psta = rtw_get_stainfo(pstapriv, addr);
3717
3718 if (psta == NULL)
3719 return _SUCCESS;
3720
3721 frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
3722
3723 category = frame_body[0];
3724 if (category == RTW_WLAN_CATEGORY_BACK) { /* representing Block Ack */
3725 if (!pmlmeinfo->HT_enable)
3726 return _SUCCESS;
3727 action = frame_body[1];
3728 DBG_88E("%s, action=%d\n", __func__, action);
3729 switch (action) {
3730 case RTW_WLAN_ACTION_ADDBA_REQ: /* ADDBA request */
3731 memcpy(&(pmlmeinfo->ADDBA_req), &(frame_body[2]), sizeof(struct ADDBA_request));
3732 process_addba_req(padapter, (u8 *)&(pmlmeinfo->ADDBA_req), addr);
3733
3734 if (pmlmeinfo->bAcceptAddbaReq)
3735 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 0);
3736 else
3737 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 37);/* reject ADDBA Req */
3738 break;
3739 case RTW_WLAN_ACTION_ADDBA_RESP: /* ADDBA response */
3740 status = get_unaligned_le16(&frame_body[3]);
3741 tid = (frame_body[5] >> 2) & 0x7;
3742 if (status == 0) { /* successful */
3743 DBG_88E("agg_enable for TID=%d\n", tid);
3744 psta->htpriv.agg_enable_bitmap |= 1 << tid;
3745 psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
3746 } else {
3747 psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
3748 }
3749 break;
3750 case RTW_WLAN_ACTION_DELBA: /* DELBA */
3751 if ((frame_body[3] & BIT(3)) == 0) {
3752 psta->htpriv.agg_enable_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
3753 psta->htpriv.candidate_tid_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
3754 reason_code = get_unaligned_le16(&frame_body[4]);
3755 } else if ((frame_body[3] & BIT(3)) == BIT(3)) {
3756 tid = (frame_body[3] >> 4) & 0x0F;
3757 preorder_ctrl = &psta->recvreorder_ctrl[tid];
3758 preorder_ctrl->enable = false;
3759 preorder_ctrl->indicate_seq = 0xffff;
3760 }
3761 DBG_88E("%s(): DELBA: %x(%x)\n", __func__, pmlmeinfo->agg_enable_bitmap, reason_code);
3762 /* todo: how to notify the host while receiving DELETE BA */
3763 break;
3764 default:
3765 break;
3766 }
3767 }
3768 return _SUCCESS;
3769 }
3770
rtw_action_public_decache(struct recv_frame * recv_frame,s32 token)3771 static s32 rtw_action_public_decache(struct recv_frame *recv_frame, s32 token)
3772 {
3773 struct adapter *adapter = recv_frame->adapter;
3774 struct mlme_ext_priv *mlmeext = &(adapter->mlmeextpriv);
3775 u8 *frame = recv_frame->rx_data;
3776 u16 seq_ctrl = ((recv_frame->attrib.seq_num&0xffff) << 4) |
3777 (recv_frame->attrib.frag_num & 0xf);
3778
3779 if (GetRetry(frame)) {
3780 if (token >= 0) {
3781 if ((seq_ctrl == mlmeext->action_public_rxseq) && (token == mlmeext->action_public_dialog_token)) {
3782 DBG_88E(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x, token:%d\n",
3783 FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq, token);
3784 return _FAIL;
3785 }
3786 } else {
3787 if (seq_ctrl == mlmeext->action_public_rxseq) {
3788 DBG_88E(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x\n",
3789 FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq);
3790 return _FAIL;
3791 }
3792 }
3793 }
3794
3795 mlmeext->action_public_rxseq = seq_ctrl;
3796
3797 if (token >= 0)
3798 mlmeext->action_public_dialog_token = token;
3799
3800 return _SUCCESS;
3801 }
3802
on_action_public_p2p(struct recv_frame * precv_frame)3803 static unsigned int on_action_public_p2p(struct recv_frame *precv_frame)
3804 {
3805 u8 *pframe = precv_frame->rx_data;
3806 u8 *frame_body;
3807 u8 dialogToken = 0;
3808 frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
3809
3810 dialogToken = frame_body[7];
3811
3812 if (rtw_action_public_decache(precv_frame, dialogToken) == _FAIL)
3813 return _FAIL;
3814
3815 return _SUCCESS;
3816 }
3817
on_action_public_vendor(struct recv_frame * precv_frame)3818 static unsigned int on_action_public_vendor(struct recv_frame *precv_frame)
3819 {
3820 unsigned int ret = _FAIL;
3821 u8 *pframe = precv_frame->rx_data;
3822 u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3823
3824 if (!memcmp(frame_body + 2, P2P_OUI, 4))
3825 ret = on_action_public_p2p(precv_frame);
3826
3827 return ret;
3828 }
3829
on_action_public_default(struct recv_frame * precv_frame,u8 action)3830 static unsigned int on_action_public_default(struct recv_frame *precv_frame, u8 action)
3831 {
3832 unsigned int ret = _FAIL;
3833 u8 *pframe = precv_frame->rx_data;
3834 u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3835 u8 token;
3836
3837 token = frame_body[2];
3838
3839 if (rtw_action_public_decache(precv_frame, token) == _FAIL)
3840 goto exit;
3841
3842 ret = _SUCCESS;
3843
3844 exit:
3845 return ret;
3846 }
3847
on_action_public(struct adapter * padapter,struct recv_frame * precv_frame)3848 static unsigned int on_action_public(struct adapter *padapter,
3849 struct recv_frame *precv_frame)
3850 {
3851 unsigned int ret = _FAIL;
3852 u8 *pframe = precv_frame->rx_data;
3853 u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3854 u8 category, action;
3855
3856 /* check RA matches or not */
3857 if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe), ETH_ALEN))
3858 goto exit;
3859
3860 category = frame_body[0];
3861 if (category != RTW_WLAN_CATEGORY_PUBLIC)
3862 goto exit;
3863
3864 action = frame_body[1];
3865 switch (action) {
3866 case ACT_PUBLIC_VENDOR:
3867 ret = on_action_public_vendor(precv_frame);
3868 break;
3869 default:
3870 ret = on_action_public_default(precv_frame, action);
3871 break;
3872 }
3873
3874 exit:
3875 return ret;
3876 }
3877
OnAction_ht(struct adapter * padapter,struct recv_frame * precv_frame)3878 static unsigned int OnAction_ht(struct adapter *padapter,
3879 struct recv_frame *precv_frame)
3880 {
3881 return _SUCCESS;
3882 }
3883
OnAction_wmm(struct adapter * padapter,struct recv_frame * precv_frame)3884 static unsigned int OnAction_wmm(struct adapter *padapter,
3885 struct recv_frame *precv_frame)
3886 {
3887 return _SUCCESS;
3888 }
3889
OnAction_p2p(struct adapter * padapter,struct recv_frame * precv_frame)3890 static unsigned int OnAction_p2p(struct adapter *padapter,
3891 struct recv_frame *precv_frame)
3892 {
3893 return _SUCCESS;
3894 }
3895
DoReserved(struct adapter * padapter,struct recv_frame * precv_frame)3896 static unsigned int DoReserved(struct adapter *padapter,
3897 struct recv_frame *precv_frame)
3898 {
3899 return _SUCCESS;
3900 }
3901
3902 static struct action_handler OnAction_tbl[] = {
3903 {RTW_WLAN_CATEGORY_SPECTRUM_MGMT, "ACTION_SPECTRUM_MGMT", on_action_spct},
3904 {RTW_WLAN_CATEGORY_QOS, "ACTION_QOS", &OnAction_qos},
3905 {RTW_WLAN_CATEGORY_DLS, "ACTION_DLS", &OnAction_dls},
3906 {RTW_WLAN_CATEGORY_BACK, "ACTION_BACK", &OnAction_back},
3907 {RTW_WLAN_CATEGORY_PUBLIC, "ACTION_PUBLIC", on_action_public},
3908 {RTW_WLAN_CATEGORY_RADIO_MEASUREMENT, "ACTION_RADIO_MEASUREMENT", &DoReserved},
3909 {RTW_WLAN_CATEGORY_FT, "ACTION_FT", &DoReserved},
3910 {RTW_WLAN_CATEGORY_HT, "ACTION_HT", &OnAction_ht},
3911 {RTW_WLAN_CATEGORY_SA_QUERY, "ACTION_SA_QUERY", &DoReserved},
3912 {RTW_WLAN_CATEGORY_WMM, "ACTION_WMM", &OnAction_wmm},
3913 {RTW_WLAN_CATEGORY_P2P, "ACTION_P2P", &OnAction_p2p},
3914 };
3915
OnAction(struct adapter * padapter,struct recv_frame * precv_frame)3916 static unsigned int OnAction(struct adapter *padapter,
3917 struct recv_frame *precv_frame)
3918 {
3919 int i;
3920 unsigned char category;
3921 struct action_handler *ptable;
3922 unsigned char *frame_body;
3923 u8 *pframe = precv_frame->rx_data;
3924
3925 frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
3926
3927 category = frame_body[0];
3928
3929 for (i = 0; i < ARRAY_SIZE(OnAction_tbl); i++) {
3930 ptable = &OnAction_tbl[i];
3931 if (category == ptable->num)
3932 ptable->func(padapter, precv_frame);
3933 }
3934 return _SUCCESS;
3935 }
3936
3937 /****************************************************************************
3938
3939 Following are the initialization functions for WiFi MLME
3940
3941 *****************************************************************************/
3942
3943 static struct mlme_handler mlme_sta_tbl[] = {
3944 {WIFI_ASSOCREQ, "OnAssocReq", &OnAssocReq},
3945 {WIFI_ASSOCRSP, "OnAssocRsp", &OnAssocRsp},
3946 {WIFI_REASSOCREQ, "OnReAssocReq", &OnAssocReq},
3947 {WIFI_REASSOCRSP, "OnReAssocRsp", &OnAssocRsp},
3948 {WIFI_PROBEREQ, "OnProbeReq", &OnProbeReq},
3949 {WIFI_PROBERSP, "OnProbeRsp", &OnProbeRsp},
3950
3951 /*----------------------------------------------------------
3952 below 2 are reserved
3953 -----------------------------------------------------------*/
3954 {0, "DoReserved", &DoReserved},
3955 {0, "DoReserved", &DoReserved},
3956 {WIFI_BEACON, "OnBeacon", &OnBeacon},
3957 {WIFI_ATIM, "OnATIM", &OnAtim},
3958 {WIFI_DISASSOC, "OnDisassoc", &OnDisassoc},
3959 {WIFI_AUTH, "OnAuth", &OnAuthClient},
3960 {WIFI_DEAUTH, "OnDeAuth", &OnDeAuth},
3961 {WIFI_ACTION, "OnAction", &OnAction},
3962 };
3963
init_hw_mlme_ext(struct adapter * padapter)3964 int init_hw_mlme_ext(struct adapter *padapter)
3965 {
3966 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3967
3968 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
3969 return _SUCCESS;
3970 }
3971
init_mlme_ext_priv_value(struct adapter * padapter)3972 static void init_mlme_ext_priv_value(struct adapter *padapter)
3973 {
3974 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3975 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3976 unsigned char mixed_datarate[NumRates] = {
3977 _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
3978 _9M_RATE_, _12M_RATE_, _18M_RATE_, _24M_RATE_, _36M_RATE_,
3979 _48M_RATE_, _54M_RATE_, 0xff
3980 };
3981 unsigned char mixed_basicrate[NumRates] = {
3982 _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
3983 _12M_RATE_, _24M_RATE_, 0xff,
3984 };
3985
3986 atomic_set(&pmlmeext->event_seq, 0);
3987 pmlmeext->mgnt_seq = 0;/* reset to zero when disconnect at client mode */
3988
3989 pmlmeext->cur_channel = padapter->registrypriv.channel;
3990 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
3991 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
3992 pmlmeext->oper_channel = pmlmeext->cur_channel;
3993 pmlmeext->oper_bwmode = pmlmeext->cur_bwmode;
3994 pmlmeext->oper_ch_offset = pmlmeext->cur_ch_offset;
3995 pmlmeext->retry = 0;
3996
3997 pmlmeext->cur_wireless_mode = padapter->registrypriv.wireless_mode;
3998
3999 memcpy(pmlmeext->datarate, mixed_datarate, NumRates);
4000 memcpy(pmlmeext->basicrate, mixed_basicrate, NumRates);
4001
4002 pmlmeext->tx_rate = IEEE80211_CCK_RATE_1MB;
4003
4004 pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
4005 pmlmeext->sitesurvey_res.channel_idx = 0;
4006 pmlmeext->sitesurvey_res.bss_cnt = 0;
4007 pmlmeext->scan_abort = false;
4008
4009 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4010 pmlmeinfo->reauth_count = 0;
4011 pmlmeinfo->reassoc_count = 0;
4012 pmlmeinfo->link_count = 0;
4013 pmlmeinfo->auth_seq = 0;
4014 pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
4015 pmlmeinfo->key_index = 0;
4016 pmlmeinfo->iv = 0;
4017
4018 pmlmeinfo->enc_algo = _NO_PRIVACY_;
4019 pmlmeinfo->authModeToggle = 0;
4020
4021 memset(pmlmeinfo->chg_txt, 0, 128);
4022
4023 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
4024 pmlmeinfo->preamble_mode = PREAMBLE_AUTO;
4025
4026 pmlmeinfo->dialogToken = 0;
4027
4028 pmlmeext->action_public_rxseq = 0xffff;
4029 pmlmeext->action_public_dialog_token = 0xff;
4030 }
4031
has_channel(struct rt_channel_info * channel_set,u8 chanset_size,u8 chan)4032 static int has_channel(struct rt_channel_info *channel_set,
4033 u8 chanset_size,
4034 u8 chan) {
4035 int i;
4036
4037 for (i = 0; i < chanset_size; i++) {
4038 if (channel_set[i].ChannelNum == chan)
4039 return 1;
4040 }
4041 return 0;
4042 }
4043
init_channel_list(struct adapter * padapter,struct rt_channel_info * channel_set,u8 chanset_size,struct p2p_channels * channel_list)4044 static void init_channel_list(struct adapter *padapter, struct rt_channel_info *channel_set,
4045 u8 chanset_size,
4046 struct p2p_channels *channel_list) {
4047 struct p2p_oper_class_map op_class[] = {
4048 { IEEE80211G, 81, 1, 13, 1, BW20 },
4049 { IEEE80211G, 82, 14, 14, 1, BW20 },
4050 { -1, 0, 0, 0, 0, BW20 }
4051 };
4052
4053 int cla, op;
4054
4055 cla = 0;
4056
4057 for (op = 0; op_class[op].op_class; op++) {
4058 u8 ch;
4059 struct p2p_oper_class_map *o = &op_class[op];
4060 struct p2p_reg_class *reg = NULL;
4061
4062 for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
4063 if (!has_channel(channel_set, chanset_size, ch)) {
4064 continue;
4065 }
4066
4067 if ((0 == padapter->registrypriv.ht_enable) && (8 == o->inc))
4068 continue;
4069
4070 if ((0 == (padapter->registrypriv.cbw40_enable & BIT(1))) &&
4071 ((BW40MINUS == o->bw) || (BW40PLUS == o->bw)))
4072 continue;
4073
4074 if (reg == NULL) {
4075 reg = &channel_list->reg_class[cla];
4076 cla++;
4077 reg->reg_class = o->op_class;
4078 reg->channels = 0;
4079 }
4080 reg->channel[reg->channels] = ch;
4081 reg->channels++;
4082 }
4083 }
4084 channel_list->reg_classes = cla;
4085 }
4086
init_channel_set(struct adapter * padapter,u8 ChannelPlan,struct rt_channel_info * channel_set)4087 static u8 init_channel_set(struct adapter *padapter, u8 ChannelPlan, struct rt_channel_info *channel_set)
4088 {
4089 u8 index, chanset_size = 0;
4090 u8 b2_4GBand = false;
4091 u8 Index2G = 0;
4092
4093 memset(channel_set, 0, sizeof(struct rt_channel_info) * MAX_CHANNEL_NUM);
4094
4095 if (ChannelPlan >= RT_CHANNEL_DOMAIN_MAX && ChannelPlan != RT_CHANNEL_DOMAIN_REALTEK_DEFINE) {
4096 DBG_88E("ChannelPlan ID %x error !!!!!\n", ChannelPlan);
4097 return chanset_size;
4098 }
4099
4100 if (padapter->registrypriv.wireless_mode & WIRELESS_11G) {
4101 b2_4GBand = true;
4102 if (RT_CHANNEL_DOMAIN_REALTEK_DEFINE == ChannelPlan)
4103 Index2G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index2G;
4104 else
4105 Index2G = RTW_ChannelPlanMap[ChannelPlan].Index2G;
4106 }
4107
4108 if (b2_4GBand) {
4109 for (index = 0; index < RTW_ChannelPlan2G[Index2G].Len; index++) {
4110 channel_set[chanset_size].ChannelNum = RTW_ChannelPlan2G[Index2G].Channel[index];
4111
4112 if ((RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN == ChannelPlan) ||/* Channel 1~11 is active, and 12~14 is passive */
4113 (RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G == ChannelPlan)) {
4114 if (channel_set[chanset_size].ChannelNum >= 1 && channel_set[chanset_size].ChannelNum <= 11)
4115 channel_set[chanset_size].ScanType = SCAN_ACTIVE;
4116 else if ((channel_set[chanset_size].ChannelNum >= 12 && channel_set[chanset_size].ChannelNum <= 14))
4117 channel_set[chanset_size].ScanType = SCAN_PASSIVE;
4118 } else if (RT_CHANNEL_DOMAIN_WORLD_WIDE_13 == ChannelPlan ||
4119 RT_CHANNEL_DOMAIN_2G_WORLD == Index2G) {/* channel 12~13, passive scan */
4120 if (channel_set[chanset_size].ChannelNum <= 11)
4121 channel_set[chanset_size].ScanType = SCAN_ACTIVE;
4122 else
4123 channel_set[chanset_size].ScanType = SCAN_PASSIVE;
4124 } else {
4125 channel_set[chanset_size].ScanType = SCAN_ACTIVE;
4126 }
4127
4128 chanset_size++;
4129 }
4130 }
4131 return chanset_size;
4132 }
4133
init_mlme_ext_priv(struct adapter * padapter)4134 int init_mlme_ext_priv(struct adapter *padapter)
4135 {
4136 struct registry_priv *pregistrypriv = &padapter->registrypriv;
4137 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4138 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
4139 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4140
4141 pmlmeext->padapter = padapter;
4142
4143 init_mlme_ext_priv_value(padapter);
4144 pmlmeinfo->bAcceptAddbaReq = pregistrypriv->bAcceptAddbaReq;
4145
4146 init_mlme_ext_timer(padapter);
4147
4148 #ifdef CONFIG_88EU_AP_MODE
4149 init_mlme_ap_info(padapter);
4150 #endif
4151
4152 pmlmeext->max_chan_nums = init_channel_set(padapter, pmlmepriv->ChannelPlan, pmlmeext->channel_set);
4153 init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
4154
4155 pmlmeext->chan_scan_time = SURVEY_TO;
4156 pmlmeext->mlmeext_init = true;
4157
4158
4159 pmlmeext->active_keep_alive_check = true;
4160
4161 return _SUCCESS;
4162 }
4163
free_mlme_ext_priv(struct mlme_ext_priv * pmlmeext)4164 void free_mlme_ext_priv(struct mlme_ext_priv *pmlmeext)
4165 {
4166 struct adapter *padapter = pmlmeext->padapter;
4167
4168 if (!padapter)
4169 return;
4170
4171 if (padapter->bDriverStopped) {
4172 del_timer_sync(&pmlmeext->survey_timer);
4173 del_timer_sync(&pmlmeext->link_timer);
4174 }
4175 }
4176
_mgt_dispatcher(struct adapter * padapter,struct mlme_handler * ptable,struct recv_frame * precv_frame)4177 static void _mgt_dispatcher(struct adapter *padapter, struct mlme_handler *ptable, struct recv_frame *precv_frame)
4178 {
4179 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4180 u8 *pframe = precv_frame->rx_data;
4181
4182 if (ptable->func) {
4183 /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
4184 if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
4185 memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN))
4186 return;
4187 ptable->func(padapter, precv_frame);
4188 }
4189 }
4190
mgt_dispatcher(struct adapter * padapter,struct recv_frame * precv_frame)4191 void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame)
4192 {
4193 int index;
4194 struct mlme_handler *ptable;
4195 #ifdef CONFIG_88EU_AP_MODE
4196 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
4197 #endif /* CONFIG_88EU_AP_MODE */
4198 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4199 u8 *pframe = precv_frame->rx_data;
4200 struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, GetAddr2Ptr(pframe));
4201
4202 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
4203 ("+mgt_dispatcher: type(0x%x) subtype(0x%x)\n",
4204 (unsigned int)GetFrameType(pframe),
4205 (unsigned int)GetFrameSubType(pframe)));
4206
4207 if (GetFrameType(pframe) != WIFI_MGT_TYPE) {
4208 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
4209 ("mgt_dispatcher: type(0x%x) error!\n",
4210 (unsigned int)GetFrameType(pframe)));
4211 return;
4212 }
4213
4214 /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
4215 if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
4216 memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN))
4217 return;
4218
4219 ptable = mlme_sta_tbl;
4220
4221 index = GetFrameSubType(pframe) >> 4;
4222
4223 if (index > 13) {
4224 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Currently we do not support reserved sub-fr-type=%d\n", index));
4225 return;
4226 }
4227 ptable += index;
4228
4229 if (psta != NULL) {
4230 if (GetRetry(pframe)) {
4231 if (precv_frame->attrib.seq_num ==
4232 psta->RxMgmtFrameSeqNum) {
4233 /* drop the duplicate management frame */
4234 DBG_88E("Drop duplicate management frame with seq_num=%d.\n",
4235 precv_frame->attrib.seq_num);
4236 return;
4237 }
4238 }
4239 psta->RxMgmtFrameSeqNum = precv_frame->attrib.seq_num;
4240 }
4241
4242 #ifdef CONFIG_88EU_AP_MODE
4243 switch (GetFrameSubType(pframe)) {
4244 case WIFI_AUTH:
4245 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
4246 ptable->func = &OnAuth;
4247 else
4248 ptable->func = &OnAuthClient;
4249 /* fall through */
4250 case WIFI_ASSOCREQ:
4251 case WIFI_REASSOCREQ:
4252 case WIFI_PROBEREQ:
4253 case WIFI_BEACON:
4254 case WIFI_ACTION:
4255 _mgt_dispatcher(padapter, ptable, precv_frame);
4256 break;
4257 default:
4258 _mgt_dispatcher(padapter, ptable, precv_frame);
4259 break;
4260 }
4261 #else
4262 _mgt_dispatcher(padapter, ptable, precv_frame);
4263 #endif
4264 }
4265
4266 /****************************************************************************
4267
4268 Following are the functions to report events
4269
4270 *****************************************************************************/
4271
report_survey_event(struct adapter * padapter,struct recv_frame * precv_frame)4272 void report_survey_event(struct adapter *padapter,
4273 struct recv_frame *precv_frame)
4274 {
4275 struct cmd_obj *pcmd_obj;
4276 u8 *pevtcmd;
4277 u32 cmdsz;
4278 struct survey_event *psurvey_evt;
4279 struct C2HEvent_Header *pc2h_evt_hdr;
4280 struct mlme_ext_priv *pmlmeext;
4281 struct cmd_priv *pcmdpriv;
4282
4283 if (!padapter)
4284 return;
4285
4286 pmlmeext = &padapter->mlmeextpriv;
4287 pcmdpriv = &padapter->cmdpriv;
4288
4289
4290 pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
4291 if (pcmd_obj == NULL)
4292 return;
4293
4294 cmdsz = sizeof(struct survey_event) + sizeof(struct C2HEvent_Header);
4295 pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
4296 if (pevtcmd == NULL) {
4297 kfree(pcmd_obj);
4298 return;
4299 }
4300
4301 INIT_LIST_HEAD(&pcmd_obj->list);
4302
4303 pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4304 pcmd_obj->cmdsz = cmdsz;
4305 pcmd_obj->parmbuf = pevtcmd;
4306
4307 pcmd_obj->rsp = NULL;
4308 pcmd_obj->rspsz = 0;
4309
4310 pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4311 pc2h_evt_hdr->len = sizeof(struct survey_event);
4312 pc2h_evt_hdr->ID = GEN_EVT_CODE(_Survey);
4313 pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4314
4315 psurvey_evt = (struct survey_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4316
4317 if (collect_bss_info(padapter, precv_frame, (struct wlan_bssid_ex *)&psurvey_evt->bss) == _FAIL) {
4318 kfree(pcmd_obj);
4319 kfree(pevtcmd);
4320 return;
4321 }
4322
4323 process_80211d(padapter, &psurvey_evt->bss);
4324
4325 rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4326
4327 pmlmeext->sitesurvey_res.bss_cnt++;
4328
4329 return;
4330 }
4331
report_surveydone_event(struct adapter * padapter)4332 void report_surveydone_event(struct adapter *padapter)
4333 {
4334 struct cmd_obj *pcmd_obj;
4335 u8 *pevtcmd;
4336 u32 cmdsz;
4337 struct surveydone_event *psurveydone_evt;
4338 struct C2HEvent_Header *pc2h_evt_hdr;
4339 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4340 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4341
4342 pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4343 if (pcmd_obj == NULL)
4344 return;
4345
4346 cmdsz = sizeof(struct surveydone_event) + sizeof(struct C2HEvent_Header);
4347 pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4348 if (pevtcmd == NULL) {
4349 kfree(pcmd_obj);
4350 return;
4351 }
4352
4353 INIT_LIST_HEAD(&pcmd_obj->list);
4354
4355 pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4356 pcmd_obj->cmdsz = cmdsz;
4357 pcmd_obj->parmbuf = pevtcmd;
4358
4359 pcmd_obj->rsp = NULL;
4360 pcmd_obj->rspsz = 0;
4361
4362 pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4363 pc2h_evt_hdr->len = sizeof(struct surveydone_event);
4364 pc2h_evt_hdr->ID = GEN_EVT_CODE(_SurveyDone);
4365 pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4366
4367 psurveydone_evt = (struct surveydone_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4368 psurveydone_evt->bss_cnt = pmlmeext->sitesurvey_res.bss_cnt;
4369
4370 DBG_88E("survey done event(%x)\n", psurveydone_evt->bss_cnt);
4371
4372 rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4373
4374 return;
4375 }
4376
report_join_res(struct adapter * padapter,int res)4377 void report_join_res(struct adapter *padapter, int res)
4378 {
4379 struct cmd_obj *pcmd_obj;
4380 u8 *pevtcmd;
4381 u32 cmdsz;
4382 struct joinbss_event *pjoinbss_evt;
4383 struct C2HEvent_Header *pc2h_evt_hdr;
4384 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4385 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4386 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4387
4388 pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
4389 if (pcmd_obj == NULL)
4390 return;
4391
4392 cmdsz = sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header);
4393 pevtcmd = kzalloc(cmdsz, GFP_ATOMIC);
4394 if (pevtcmd == NULL) {
4395 kfree(pcmd_obj);
4396 return;
4397 }
4398
4399 INIT_LIST_HEAD(&pcmd_obj->list);
4400
4401 pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4402 pcmd_obj->cmdsz = cmdsz;
4403 pcmd_obj->parmbuf = pevtcmd;
4404
4405 pcmd_obj->rsp = NULL;
4406 pcmd_obj->rspsz = 0;
4407
4408 pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4409 pc2h_evt_hdr->len = sizeof(struct joinbss_event);
4410 pc2h_evt_hdr->ID = GEN_EVT_CODE(_JoinBss);
4411 pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4412
4413 pjoinbss_evt = (struct joinbss_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4414 memcpy((unsigned char *)(&(pjoinbss_evt->network.network)), &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
4415 pjoinbss_evt->network.join_res = res;
4416 pjoinbss_evt->network.aid = res;
4417
4418 DBG_88E("report_join_res(%d)\n", res);
4419
4420
4421 rtw_joinbss_event_prehandle(padapter, (u8 *)&pjoinbss_evt->network);
4422
4423
4424 rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4425
4426 return;
4427 }
4428
report_del_sta_event(struct adapter * padapter,unsigned char * MacAddr,unsigned short reason)4429 void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
4430 {
4431 struct cmd_obj *pcmd_obj;
4432 u8 *pevtcmd;
4433 u32 cmdsz;
4434 struct sta_info *psta;
4435 int mac_id;
4436 struct stadel_event *pdel_sta_evt;
4437 struct C2HEvent_Header *pc2h_evt_hdr;
4438 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4439 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4440
4441 pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4442 if (pcmd_obj == NULL)
4443 return;
4444
4445 cmdsz = sizeof(struct stadel_event) + sizeof(struct C2HEvent_Header);
4446 pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4447 if (pevtcmd == NULL) {
4448 kfree(pcmd_obj);
4449 return;
4450 }
4451
4452 INIT_LIST_HEAD(&pcmd_obj->list);
4453
4454 pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4455 pcmd_obj->cmdsz = cmdsz;
4456 pcmd_obj->parmbuf = pevtcmd;
4457
4458 pcmd_obj->rsp = NULL;
4459 pcmd_obj->rspsz = 0;
4460
4461 pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4462 pc2h_evt_hdr->len = sizeof(struct stadel_event);
4463 pc2h_evt_hdr->ID = GEN_EVT_CODE(_DelSTA);
4464 pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4465
4466 pdel_sta_evt = (struct stadel_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4467 memcpy((unsigned char *)(&(pdel_sta_evt->macaddr)), MacAddr, ETH_ALEN);
4468 memcpy((unsigned char *)(pdel_sta_evt->rsvd), (unsigned char *)(&reason), 2);
4469
4470
4471 psta = rtw_get_stainfo(&padapter->stapriv, MacAddr);
4472 if (psta)
4473 mac_id = (int)psta->mac_id;
4474 else
4475 mac_id = -1;
4476
4477 pdel_sta_evt->mac_id = mac_id;
4478
4479 DBG_88E("report_del_sta_event: delete STA, mac_id =%d\n", mac_id);
4480
4481 rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4482
4483 return;
4484 }
4485
report_add_sta_event(struct adapter * padapter,unsigned char * MacAddr,int cam_idx)4486 void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int cam_idx)
4487 {
4488 struct cmd_obj *pcmd_obj;
4489 u8 *pevtcmd;
4490 u32 cmdsz;
4491 struct stassoc_event *padd_sta_evt;
4492 struct C2HEvent_Header *pc2h_evt_hdr;
4493 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4494 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4495
4496 pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4497 if (pcmd_obj == NULL)
4498 return;
4499
4500 cmdsz = sizeof(struct stassoc_event) + sizeof(struct C2HEvent_Header);
4501 pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4502 if (pevtcmd == NULL) {
4503 kfree(pcmd_obj);
4504 return;
4505 }
4506
4507 INIT_LIST_HEAD(&pcmd_obj->list);
4508
4509 pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4510 pcmd_obj->cmdsz = cmdsz;
4511 pcmd_obj->parmbuf = pevtcmd;
4512
4513 pcmd_obj->rsp = NULL;
4514 pcmd_obj->rspsz = 0;
4515
4516 pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4517 pc2h_evt_hdr->len = sizeof(struct stassoc_event);
4518 pc2h_evt_hdr->ID = GEN_EVT_CODE(_AddSTA);
4519 pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4520
4521 padd_sta_evt = (struct stassoc_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4522 memcpy((unsigned char *)(&(padd_sta_evt->macaddr)), MacAddr, ETH_ALEN);
4523 padd_sta_evt->cam_id = cam_idx;
4524
4525 DBG_88E("report_add_sta_event: add STA\n");
4526
4527 rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4528
4529 return;
4530 }
4531
4532
4533 /****************************************************************************
4534
4535 Following are the event callback functions
4536
4537 *****************************************************************************/
4538
4539 /* for sta/adhoc mode */
update_sta_info(struct adapter * padapter,struct sta_info * psta)4540 void update_sta_info(struct adapter *padapter, struct sta_info *psta)
4541 {
4542 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
4543 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4544 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4545
4546 /* ERP */
4547 VCS_update(padapter, psta);
4548
4549 /* HT */
4550 if (pmlmepriv->htpriv.ht_option) {
4551 psta->htpriv.ht_option = true;
4552
4553 psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable;
4554
4555 if (support_short_GI(padapter, &(pmlmeinfo->HT_caps)))
4556 psta->htpriv.sgi = true;
4557
4558 psta->qos_option = true;
4559 } else {
4560 psta->htpriv.ht_option = false;
4561
4562 psta->htpriv.ampdu_enable = false;
4563
4564 psta->htpriv.sgi = false;
4565 psta->qos_option = false;
4566 }
4567 psta->htpriv.bwmode = pmlmeext->cur_bwmode;
4568 psta->htpriv.ch_offset = pmlmeext->cur_ch_offset;
4569
4570 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
4571 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
4572
4573 /* QoS */
4574 if (pmlmepriv->qospriv.qos_option)
4575 psta->qos_option = true;
4576
4577
4578 psta->state = _FW_LINKED;
4579 }
4580
mlmeext_joinbss_event_callback(struct adapter * padapter,int join_res)4581 void mlmeext_joinbss_event_callback(struct adapter *padapter, int join_res)
4582 {
4583 struct sta_info *psta, *psta_bmc;
4584 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4585 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4586 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
4587 struct sta_priv *pstapriv = &padapter->stapriv;
4588 u8 join_type;
4589 u16 media_status;
4590
4591 if (join_res < 0) {
4592 join_type = 1;
4593 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4594 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
4595
4596 /* restore to initial setting. */
4597 update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
4598
4599 goto exit_mlmeext_joinbss_event_callback;
4600 }
4601
4602 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
4603 /* for bc/mc */
4604 psta_bmc = rtw_get_bcmc_stainfo(padapter);
4605 if (psta_bmc) {
4606 pmlmeinfo->FW_sta_info[psta_bmc->mac_id].psta = psta_bmc;
4607 update_bmc_sta_support_rate(padapter, psta_bmc->mac_id);
4608 Update_RA_Entry(padapter, psta_bmc->mac_id);
4609 }
4610 }
4611
4612
4613 /* turn on dynamic functions */
4614 Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
4615
4616 /* update IOT-related issue */
4617 update_IOT_info(padapter);
4618
4619 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, cur_network->SupportedRates);
4620
4621 /* BCN interval */
4622 rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&pmlmeinfo->bcn_interval));
4623
4624 /* update capability */
4625 update_capinfo(padapter, pmlmeinfo->capability);
4626
4627 /* WMM, Update EDCA param */
4628 WMMOnAssocRsp(padapter);
4629
4630 /* HT */
4631 HTOnAssocRsp(padapter);
4632
4633 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
4634
4635 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
4636 if (psta) { /* only for infra. mode */
4637 pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
4638
4639 psta->wireless_mode = pmlmeext->cur_wireless_mode;
4640
4641 /* set per sta rate after updating HT cap. */
4642 set_sta_rate(padapter, psta);
4643 rtw_hal_set_hwreg(padapter, HW_VAR_TX_RPT_MAX_MACID, (u8 *)&psta->mac_id);
4644 media_status = (psta->mac_id<<8)|1; /* MACID|OPMODE: 1 means connect */
4645 rtw_hal_set_hwreg(padapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
4646 }
4647
4648 join_type = 2;
4649 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4650
4651 if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
4652 /* correcting TSF */
4653 correct_TSF(padapter, pmlmeext);
4654 }
4655 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_CONNECT, 0);
4656
4657 exit_mlmeext_joinbss_event_callback:
4658
4659 DBG_88E("=>%s\n", __func__);
4660 }
4661
mlmeext_sta_add_event_callback(struct adapter * padapter,struct sta_info * psta)4662 void mlmeext_sta_add_event_callback(struct adapter *padapter, struct sta_info *psta)
4663 {
4664 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
4665 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4666 u8 join_type;
4667
4668 DBG_88E("%s\n", __func__);
4669
4670 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
4671 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {/* adhoc master or sta_count>1 */
4672 /* nothing to do */
4673 } else { /* adhoc client */
4674 /* correcting TSF */
4675 correct_TSF(padapter, pmlmeext);
4676
4677 /* start beacon */
4678 if (send_beacon(padapter) == _FAIL) {
4679 pmlmeinfo->FW_sta_info[psta->mac_id].status = 0;
4680 pmlmeinfo->state ^= WIFI_FW_ADHOC_STATE;
4681 return;
4682 }
4683 pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
4684 }
4685
4686 join_type = 2;
4687 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4688 }
4689
4690 pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
4691
4692 /* rate radaptive */
4693 Update_RA_Entry(padapter, psta->mac_id);
4694
4695 /* update adhoc sta_info */
4696 update_sta_info(padapter, psta);
4697 }
4698
mlmeext_sta_del_event_callback(struct adapter * padapter)4699 void mlmeext_sta_del_event_callback(struct adapter *padapter)
4700 {
4701 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4702 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4703
4704 if (is_client_associated_to_ap(padapter) || is_IBSS_empty(padapter)) {
4705 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
4706 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
4707
4708 /* restore to initial setting. */
4709 update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
4710
4711 /* switch to the 20M Hz mode after disconnect */
4712 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
4713 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
4714
4715 /* SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset); */
4716 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
4717
4718
4719 flush_all_cam_entry(padapter);
4720
4721 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4722
4723 /* set MSR to no link state -> infra. mode */
4724 Set_MSR(padapter, _HW_STATE_STATION_);
4725
4726 del_timer_sync(&pmlmeext->link_timer);
4727 }
4728 }
4729
4730 /****************************************************************************
4731
4732 Following are the functions for the timer handlers
4733
4734 *****************************************************************************/
4735 void _linked_rx_signal_strehgth_display(struct adapter *padapter);
_linked_rx_signal_strehgth_display(struct adapter * padapter)4736 void _linked_rx_signal_strehgth_display(struct adapter *padapter)
4737 {
4738 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4739 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4740 u8 mac_id;
4741 int UndecoratedSmoothedPWDB;
4742 if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
4743 mac_id = 0;
4744 else if ((pmlmeinfo->state&0x03) == _HW_STATE_AP_)
4745 mac_id = 2;
4746
4747 rtw_hal_get_def_var(padapter, HW_DEF_RA_INFO_DUMP, &mac_id);
4748
4749 rtw_hal_get_def_var(padapter, HAL_DEF_UNDERCORATEDSMOOTHEDPWDB, &UndecoratedSmoothedPWDB);
4750 DBG_88E("UndecoratedSmoothedPWDB:%d\n", UndecoratedSmoothedPWDB);
4751 }
4752
chk_ap_is_alive(struct adapter * padapter,struct sta_info * psta)4753 static u8 chk_ap_is_alive(struct adapter *padapter, struct sta_info *psta)
4754 {
4755 u8 ret = false;
4756
4757 if ((sta_rx_data_pkts(psta) == sta_last_rx_data_pkts(psta)) &&
4758 sta_rx_beacon_pkts(psta) == sta_last_rx_beacon_pkts(psta) &&
4759 sta_rx_probersp_pkts(psta) == sta_last_rx_probersp_pkts(psta))
4760 ret = false;
4761 else
4762 ret = true;
4763
4764 sta_update_last_rx_pkts(psta);
4765
4766 return ret;
4767 }
4768
linked_status_chk(struct adapter * padapter)4769 void linked_status_chk(struct adapter *padapter)
4770 {
4771 u32 i;
4772 struct sta_info *psta;
4773 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
4774 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4775 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4776 struct sta_priv *pstapriv = &padapter->stapriv;
4777
4778 if (padapter->bRxRSSIDisplay)
4779 _linked_rx_signal_strehgth_display(padapter);
4780
4781 if (is_client_associated_to_ap(padapter)) {
4782 /* linked infrastructure client mode */
4783
4784 int tx_chk = _SUCCESS, rx_chk = _SUCCESS;
4785 int rx_chk_limit;
4786
4787 rx_chk_limit = 4;
4788 psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress);
4789 if (psta != NULL) {
4790 bool is_p2p_enable = false;
4791
4792 if (!chk_ap_is_alive(padapter, psta))
4793 rx_chk = _FAIL;
4794
4795 if (pxmitpriv->last_tx_pkts == pxmitpriv->tx_pkts)
4796 tx_chk = _FAIL;
4797
4798 if (pmlmeext->active_keep_alive_check && (rx_chk == _FAIL || tx_chk == _FAIL)) {
4799 u8 backup_oper_channel = 0;
4800
4801 /* switch to correct channel of current network before issue keep-alive frames */
4802 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
4803 backup_oper_channel = rtw_get_oper_ch(padapter);
4804 SelectChannel(padapter, pmlmeext->cur_channel);
4805 }
4806
4807 if (rx_chk != _SUCCESS)
4808 issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, psta->hwaddr, 3, 1);
4809
4810 if ((tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) || rx_chk != _SUCCESS) {
4811 tx_chk = issue_nulldata(padapter, psta->hwaddr, 0, 3, 1);
4812 /* if tx acked and p2p disabled, set rx_chk _SUCCESS to reset retry count */
4813 if (tx_chk == _SUCCESS && !is_p2p_enable)
4814 rx_chk = _SUCCESS;
4815 }
4816
4817 /* back to the original operation channel */
4818 if (backup_oper_channel > 0)
4819 SelectChannel(padapter, backup_oper_channel);
4820 } else {
4821 if (rx_chk != _SUCCESS) {
4822 if (pmlmeext->retry == 0) {
4823 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4824 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4825 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4826 }
4827 }
4828
4829 if (tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) {
4830 tx_chk = issue_nulldata(padapter, NULL, 0, 1, 0);
4831 }
4832 }
4833
4834 if (rx_chk == _FAIL) {
4835 pmlmeext->retry++;
4836 if (pmlmeext->retry > rx_chk_limit) {
4837 DBG_88E_LEVEL(_drv_always_, FUNC_ADPT_FMT" disconnect or roaming\n",
4838 FUNC_ADPT_ARG(padapter));
4839 receive_disconnect(padapter, pmlmeinfo->network.MacAddress,
4840 WLAN_REASON_EXPIRATION_CHK);
4841 return;
4842 }
4843 } else {
4844 pmlmeext->retry = 0;
4845 }
4846
4847 if (tx_chk == _FAIL) {
4848 pmlmeinfo->link_count &= 0xf;
4849 } else {
4850 pxmitpriv->last_tx_pkts = pxmitpriv->tx_pkts;
4851 pmlmeinfo->link_count = 0;
4852 }
4853 } /* end of if ((psta = rtw_get_stainfo(pstapriv, passoc_res->network.MacAddress)) != NULL) */
4854 } else if (is_client_associated_to_ibss(padapter)) {
4855 /* linked IBSS mode */
4856 /* for each assoc list entry to check the rx pkt counter */
4857 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
4858 if (pmlmeinfo->FW_sta_info[i].status == 1) {
4859 psta = pmlmeinfo->FW_sta_info[i].psta;
4860
4861 if (NULL == psta)
4862 continue;
4863 if (pmlmeinfo->FW_sta_info[i].rx_pkt == sta_rx_pkts(psta)) {
4864 if (pmlmeinfo->FW_sta_info[i].retry < 3) {
4865 pmlmeinfo->FW_sta_info[i].retry++;
4866 } else {
4867 pmlmeinfo->FW_sta_info[i].retry = 0;
4868 pmlmeinfo->FW_sta_info[i].status = 0;
4869 report_del_sta_event(padapter, psta->hwaddr
4870 , 65535/* indicate disconnect caused by no rx */
4871 );
4872 }
4873 } else {
4874 pmlmeinfo->FW_sta_info[i].retry = 0;
4875 pmlmeinfo->FW_sta_info[i].rx_pkt = (u32)sta_rx_pkts(psta);
4876 }
4877 }
4878 }
4879 }
4880 }
4881
survey_timer_hdl(unsigned long data)4882 void survey_timer_hdl(unsigned long data)
4883 {
4884 struct adapter *padapter = (struct adapter *)data;
4885 struct cmd_obj *ph2c;
4886 struct sitesurvey_parm *psurveyPara;
4887 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4888 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4889
4890 /* issue rtw_sitesurvey_cmd */
4891 if (pmlmeext->sitesurvey_res.state > SCAN_START) {
4892 if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS)
4893 pmlmeext->sitesurvey_res.channel_idx++;
4894
4895 if (pmlmeext->scan_abort) {
4896 pmlmeext->sitesurvey_res.channel_idx = pmlmeext->sitesurvey_res.ch_num;
4897 DBG_88E("%s idx:%d\n", __func__
4898 , pmlmeext->sitesurvey_res.channel_idx);
4899
4900 pmlmeext->scan_abort = false;/* reset */
4901 }
4902
4903 ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC);
4904 if (ph2c == NULL)
4905 goto exit_survey_timer_hdl;
4906
4907 psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_ATOMIC);
4908 if (psurveyPara == NULL) {
4909 kfree(ph2c);
4910 goto exit_survey_timer_hdl;
4911 }
4912
4913 init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara, GEN_CMD_CODE(_SiteSurvey));
4914 rtw_enqueue_cmd(pcmdpriv, ph2c);
4915 }
4916
4917
4918 exit_survey_timer_hdl:
4919 return;
4920 }
4921
link_timer_hdl(unsigned long data)4922 void link_timer_hdl(unsigned long data)
4923 {
4924 struct adapter *padapter = (struct adapter *)data;
4925 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4926 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4927
4928 if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
4929 DBG_88E("link_timer_hdl:no beacon while connecting\n");
4930 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4931 report_join_res(padapter, -3);
4932 } else if (pmlmeinfo->state & WIFI_FW_AUTH_STATE) {
4933 /* re-auth timer */
4934 if (++pmlmeinfo->reauth_count > REAUTH_LIMIT) {
4935 pmlmeinfo->state = 0;
4936 report_join_res(padapter, -1);
4937 return;
4938 }
4939
4940 DBG_88E("link_timer_hdl: auth timeout and try again\n");
4941 pmlmeinfo->auth_seq = 1;
4942 issue_auth(padapter, NULL, 0);
4943 set_link_timer(pmlmeext, REAUTH_TO);
4944 } else if (pmlmeinfo->state & WIFI_FW_ASSOC_STATE) {
4945 /* re-assoc timer */
4946 if (++pmlmeinfo->reassoc_count > REASSOC_LIMIT) {
4947 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4948 report_join_res(padapter, -2);
4949 return;
4950 }
4951
4952 DBG_88E("link_timer_hdl: assoc timeout and try again\n");
4953 issue_assocreq(padapter);
4954 set_link_timer(pmlmeext, REASSOC_TO);
4955 }
4956 return;
4957 }
4958
addba_timer_hdl(unsigned long data)4959 void addba_timer_hdl(unsigned long data)
4960 {
4961 struct sta_info *psta = (struct sta_info *)data;
4962 struct ht_priv *phtpriv;
4963
4964 if (!psta)
4965 return;
4966
4967 phtpriv = &psta->htpriv;
4968
4969 if ((phtpriv->ht_option) && (phtpriv->ampdu_enable)) {
4970 if (phtpriv->candidate_tid_bitmap)
4971 phtpriv->candidate_tid_bitmap = 0x0;
4972 }
4973 }
4974
setopmode_hdl(struct adapter * padapter,u8 * pbuf)4975 u8 setopmode_hdl(struct adapter *padapter, u8 *pbuf)
4976 {
4977 u8 type;
4978 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
4979 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
4980 struct setopmode_parm *psetop = (struct setopmode_parm *)pbuf;
4981
4982 if (psetop->mode == Ndis802_11APMode) {
4983 pmlmeinfo->state = WIFI_FW_AP_STATE;
4984 type = _HW_STATE_AP_;
4985 } else if (psetop->mode == Ndis802_11Infrastructure) {
4986 pmlmeinfo->state &= ~(BIT(0)|BIT(1));/* clear state */
4987 pmlmeinfo->state |= WIFI_FW_STATION_STATE;/* set to STATION_STATE */
4988 type = _HW_STATE_STATION_;
4989 } else if (psetop->mode == Ndis802_11IBSS) {
4990 type = _HW_STATE_ADHOC_;
4991 } else {
4992 type = _HW_STATE_NOLINK_;
4993 }
4994
4995 rtw_hal_set_hwreg(padapter, HW_VAR_SET_OPMODE, (u8 *)(&type));
4996 /* Set_NETYPE0_MSR(padapter, type); */
4997
4998 return H2C_SUCCESS;
4999 }
5000
createbss_hdl(struct adapter * padapter,u8 * pbuf)5001 u8 createbss_hdl(struct adapter *padapter, u8 *pbuf)
5002 {
5003 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5004 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5005 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
5006 struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
5007 /* u32 initialgain; */
5008
5009
5010 if (pparm->InfrastructureMode == Ndis802_11APMode) {
5011 #ifdef CONFIG_88EU_AP_MODE
5012
5013 if (pmlmeinfo->state == WIFI_FW_AP_STATE) {
5014 /* todo: */
5015 return H2C_SUCCESS;
5016 }
5017 #endif
5018 }
5019
5020 /* below is for ad-hoc master */
5021 if (pparm->InfrastructureMode == Ndis802_11IBSS) {
5022 rtw_joinbss_reset(padapter);
5023
5024 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
5025 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5026 pmlmeinfo->ERP_enable = 0;
5027 pmlmeinfo->WMM_enable = 0;
5028 pmlmeinfo->HT_enable = 0;
5029 pmlmeinfo->HT_caps_enable = 0;
5030 pmlmeinfo->HT_info_enable = 0;
5031 pmlmeinfo->agg_enable_bitmap = 0;
5032 pmlmeinfo->candidate_tid_bitmap = 0;
5033
5034 /* disable dynamic functions, such as high power, DIG */
5035 Save_DM_Func_Flag(padapter);
5036 Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
5037
5038 /* config the initial gain under linking, need to write the BB registers */
5039 /* initialgain = 0x1E; */
5040 /* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */
5041
5042 /* cancel link timer */
5043 del_timer_sync(&pmlmeext->link_timer);
5044
5045 /* clear CAM */
5046 flush_all_cam_entry(padapter);
5047
5048 memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
5049 pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
5050
5051 if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
5052 return H2C_PARAMETERS_ERROR;
5053
5054 memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
5055
5056 start_create_ibss(padapter);
5057 }
5058
5059 return H2C_SUCCESS;
5060 }
5061
join_cmd_hdl(struct adapter * padapter,u8 * pbuf)5062 u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf)
5063 {
5064 u8 join_type;
5065 struct ndis_802_11_var_ie *pIE;
5066 struct registry_priv *pregpriv = &padapter->registrypriv;
5067 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5068 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5069 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
5070 struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
5071 u32 i;
5072
5073 /* check already connecting to AP or not */
5074 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
5075 if (pmlmeinfo->state & WIFI_FW_STATION_STATE)
5076 issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, 5, 100);
5077
5078 pmlmeinfo->state = WIFI_FW_NULL_STATE;
5079
5080 /* clear CAM */
5081 flush_all_cam_entry(padapter);
5082
5083 del_timer_sync(&pmlmeext->link_timer);
5084
5085 /* set MSR to nolink -> infra. mode */
5086 Set_MSR(padapter, _HW_STATE_STATION_);
5087
5088
5089 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
5090 }
5091
5092 rtw_antenna_select_cmd(padapter, pparm->PhyInfo.Optimum_antenna, false);
5093
5094 rtw_joinbss_reset(padapter);
5095
5096 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
5097 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5098 pmlmeinfo->ERP_enable = 0;
5099 pmlmeinfo->WMM_enable = 0;
5100 pmlmeinfo->HT_enable = 0;
5101 pmlmeinfo->HT_caps_enable = 0;
5102 pmlmeinfo->HT_info_enable = 0;
5103 pmlmeinfo->agg_enable_bitmap = 0;
5104 pmlmeinfo->candidate_tid_bitmap = 0;
5105 pmlmeinfo->bwmode_updated = false;
5106
5107 memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
5108 pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
5109
5110 if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
5111 return H2C_PARAMETERS_ERROR;
5112
5113 memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
5114
5115 /* Check AP vendor to move rtw_joinbss_cmd() */
5116
5117 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
5118 pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
5119
5120 switch (pIE->ElementID) {
5121 case _VENDOR_SPECIFIC_IE_:/* Get WMM IE. */
5122 if (!memcmp(pIE->data, WMM_OUI, 4))
5123 pmlmeinfo->WMM_enable = 1;
5124 break;
5125 case _HT_CAPABILITY_IE_: /* Get HT Cap IE. */
5126 pmlmeinfo->HT_caps_enable = 1;
5127 break;
5128 case _HT_EXTRA_INFO_IE_: /* Get HT Info IE. */
5129 pmlmeinfo->HT_info_enable = 1;
5130
5131 /* spec case only for cisco's ap because cisco's ap issue assoc rsp using mcs rate @40MHz or @20MHz */
5132 {
5133 struct HT_info_element *pht_info = (struct HT_info_element *)(pIE->data);
5134
5135 if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
5136 /* switch to the 40M Hz mode according to the AP */
5137 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
5138 switch (pht_info->infos[0] & 0x3) {
5139 case 1:
5140 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
5141 break;
5142 case 3:
5143 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
5144 break;
5145 default:
5146 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5147 break;
5148 }
5149
5150 DBG_88E("set ch/bw before connected\n");
5151 }
5152 }
5153 break;
5154 default:
5155 break;
5156 }
5157
5158 i += (pIE->Length + 2);
5159 }
5160 /* disable dynamic functions, such as high power, DIG */
5161
5162 /* config the initial gain under linking, need to write the BB registers */
5163
5164 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pmlmeinfo->network.MacAddress);
5165 join_type = 0;
5166 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
5167
5168 /* cancel link timer */
5169 del_timer_sync(&pmlmeext->link_timer);
5170
5171 start_clnt_join(padapter);
5172
5173 return H2C_SUCCESS;
5174 }
5175
disconnect_hdl(struct adapter * padapter,unsigned char * pbuf)5176 u8 disconnect_hdl(struct adapter *padapter, unsigned char *pbuf)
5177 {
5178 struct disconnect_parm *param = (struct disconnect_parm *)pbuf;
5179 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5180 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5181 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
5182 u8 val8;
5183
5184 if (is_client_associated_to_ap(padapter))
5185 issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, param->deauth_timeout_ms/100, 100);
5186
5187 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
5188 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
5189
5190 /* restore to initial setting. */
5191 update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
5192
5193 if (((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
5194 /* Stop BCN */
5195 val8 = 0;
5196 rtw_hal_set_hwreg(padapter, HW_VAR_BCN_FUNC, (u8 *)(&val8));
5197 }
5198
5199
5200 /* set MSR to no link state -> infra. mode */
5201 Set_MSR(padapter, _HW_STATE_STATION_);
5202
5203 pmlmeinfo->state = WIFI_FW_NULL_STATE;
5204
5205 /* switch to the 20M Hz mode after disconnect */
5206 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
5207 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5208
5209 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
5210
5211 flush_all_cam_entry(padapter);
5212
5213 del_timer_sync(&pmlmeext->link_timer);
5214
5215 rtw_free_uc_swdec_pending_queue(padapter);
5216
5217 return H2C_SUCCESS;
5218 }
5219
rtw_scan_ch_decision(struct adapter * padapter,struct rtw_ieee80211_channel * out,u32 out_num,struct rtw_ieee80211_channel * in,u32 in_num)5220 static int rtw_scan_ch_decision(struct adapter *padapter, struct rtw_ieee80211_channel *out,
5221 u32 out_num, struct rtw_ieee80211_channel *in, u32 in_num)
5222 {
5223 int i, j;
5224 int set_idx;
5225 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5226
5227 /* clear out first */
5228 memset(out, 0, sizeof(struct rtw_ieee80211_channel)*out_num);
5229
5230 /* acquire channels from in */
5231 j = 0;
5232 for (i = 0; i < in_num; i++) {
5233 set_idx = rtw_ch_set_search_ch(pmlmeext->channel_set, in[i].hw_value);
5234 if (in[i].hw_value && !(in[i].flags & RTW_IEEE80211_CHAN_DISABLED) &&
5235 set_idx >= 0) {
5236 out[j] = in[i];
5237
5238 if (pmlmeext->channel_set[set_idx].ScanType == SCAN_PASSIVE)
5239 out[j].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
5240
5241 j++;
5242 }
5243 if (j >= out_num)
5244 break;
5245 }
5246
5247 /* if out is empty, use channel_set as default */
5248 if (j == 0) {
5249 for (i = 0; i < pmlmeext->max_chan_nums; i++) {
5250 out[i].hw_value = pmlmeext->channel_set[i].ChannelNum;
5251
5252 if (pmlmeext->channel_set[i].ScanType == SCAN_PASSIVE)
5253 out[i].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
5254
5255 j++;
5256 }
5257 }
5258
5259 return j;
5260 }
5261
sitesurvey_cmd_hdl(struct adapter * padapter,u8 * pbuf)5262 u8 sitesurvey_cmd_hdl(struct adapter *padapter, u8 *pbuf)
5263 {
5264 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5265 struct sitesurvey_parm *pparm = (struct sitesurvey_parm *)pbuf;
5266 u8 bdelayscan = false;
5267 u8 val8;
5268 u32 initialgain;
5269 u32 i;
5270
5271 if (pmlmeext->sitesurvey_res.state == SCAN_DISABLE) {
5272 /* for first time sitesurvey_cmd */
5273 rtw_hal_set_hwreg(padapter, HW_VAR_CHECK_TXBUF, NULL);
5274
5275 pmlmeext->sitesurvey_res.state = SCAN_START;
5276 pmlmeext->sitesurvey_res.bss_cnt = 0;
5277 pmlmeext->sitesurvey_res.channel_idx = 0;
5278
5279 for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
5280 if (pparm->ssid[i].SsidLength) {
5281 memcpy(pmlmeext->sitesurvey_res.ssid[i].Ssid, pparm->ssid[i].Ssid, IW_ESSID_MAX_SIZE);
5282 pmlmeext->sitesurvey_res.ssid[i].SsidLength = pparm->ssid[i].SsidLength;
5283 } else {
5284 pmlmeext->sitesurvey_res.ssid[i].SsidLength = 0;
5285 }
5286 }
5287
5288 pmlmeext->sitesurvey_res.ch_num = rtw_scan_ch_decision(padapter
5289 , pmlmeext->sitesurvey_res.ch, RTW_CHANNEL_SCAN_AMOUNT
5290 , pparm->ch, pparm->ch_num
5291 );
5292
5293 pmlmeext->sitesurvey_res.scan_mode = pparm->scan_mode;
5294
5295 /* issue null data if associating to the AP */
5296 if (is_client_associated_to_ap(padapter)) {
5297 pmlmeext->sitesurvey_res.state = SCAN_TXNULL;
5298
5299 issue_nulldata(padapter, NULL, 1, 3, 500);
5300
5301 bdelayscan = true;
5302 }
5303 if (bdelayscan) {
5304 /* delay 50ms to protect nulldata(1). */
5305 set_survey_timer(pmlmeext, 50);
5306 return H2C_SUCCESS;
5307 }
5308 }
5309
5310 if ((pmlmeext->sitesurvey_res.state == SCAN_START) || (pmlmeext->sitesurvey_res.state == SCAN_TXNULL)) {
5311 /* disable dynamic functions, such as high power, DIG */
5312 Save_DM_Func_Flag(padapter);
5313 Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
5314
5315 /* config the initial gain under scanning, need to write the BB registers */
5316 initialgain = 0x1E;
5317
5318 rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
5319
5320 /* set MSR to no link state */
5321 Set_MSR(padapter, _HW_STATE_NOLINK_);
5322
5323 val8 = 1; /* under site survey */
5324 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
5325
5326 pmlmeext->sitesurvey_res.state = SCAN_PROCESS;
5327 }
5328
5329 site_survey(padapter);
5330
5331 return H2C_SUCCESS;
5332 }
5333
setauth_hdl(struct adapter * padapter,unsigned char * pbuf)5334 u8 setauth_hdl(struct adapter *padapter, unsigned char *pbuf)
5335 {
5336 struct setauth_parm *pparm = (struct setauth_parm *)pbuf;
5337 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5338 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5339
5340 if (pparm->mode < 4)
5341 pmlmeinfo->auth_algo = pparm->mode;
5342 return H2C_SUCCESS;
5343 }
5344
setkey_hdl(struct adapter * padapter,u8 * pbuf)5345 u8 setkey_hdl(struct adapter *padapter, u8 *pbuf)
5346 {
5347 unsigned short ctrl;
5348 struct setkey_parm *pparm = (struct setkey_parm *)pbuf;
5349 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5350 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5351 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
5352
5353 /* main tx key for wep. */
5354 if (pparm->set_tx)
5355 pmlmeinfo->key_index = pparm->keyid;
5356
5357 /* write cam */
5358 ctrl = BIT(15) | ((pparm->algorithm) << 2) | pparm->keyid;
5359
5360 DBG_88E_LEVEL(_drv_info_, "set group key to hw: alg:%d(WEP40-1 WEP104-5 TKIP-2 AES-4) "
5361 "keyid:%d\n", pparm->algorithm, pparm->keyid);
5362 write_cam(padapter, pparm->keyid, ctrl, null_sta, pparm->key);
5363
5364 return H2C_SUCCESS;
5365 }
5366
set_stakey_hdl(struct adapter * padapter,u8 * pbuf)5367 u8 set_stakey_hdl(struct adapter *padapter, u8 *pbuf)
5368 {
5369 u16 ctrl = 0;
5370 u8 cam_id;/* cam_entry */
5371 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5372 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5373 struct set_stakey_parm *pparm = (struct set_stakey_parm *)pbuf;
5374
5375 /* cam_entry: */
5376 /* 0~3 for default key */
5377
5378 /* for concurrent mode (ap+sta): */
5379 /* default key is disable, using sw encrypt/decrypt */
5380 /* cam_entry = 4 for sta mode (macid = 0) */
5381 /* cam_entry(macid+3) = 5 ~ N for ap mode (aid = 1~N, macid = 2 ~N) */
5382
5383 /* for concurrent mode (sta+sta): */
5384 /* default key is disable, using sw encrypt/decrypt */
5385 /* cam_entry = 4 mapping to macid = 0 */
5386 /* cam_entry = 5 mapping to macid = 2 */
5387
5388 cam_id = 4;
5389
5390 DBG_88E_LEVEL(_drv_info_, "set pairwise key to hw: alg:%d(WEP40-1 WEP104-5 TKIP-2 AES-4) camid:%d\n",
5391 pparm->algorithm, cam_id);
5392 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
5393 struct sta_info *psta;
5394 struct sta_priv *pstapriv = &padapter->stapriv;
5395
5396 if (pparm->algorithm == _NO_PRIVACY_) /* clear cam entry */ {
5397 clear_cam_entry(padapter, pparm->id);
5398 return H2C_SUCCESS_RSP;
5399 }
5400
5401 psta = rtw_get_stainfo(pstapriv, pparm->addr);
5402 if (psta) {
5403 ctrl = BIT(15) | ((pparm->algorithm) << 2);
5404
5405 DBG_88E("r871x_set_stakey_hdl(): enc_algorithm=%d\n", pparm->algorithm);
5406
5407 if ((psta->mac_id < 1) || (psta->mac_id > (NUM_STA-4))) {
5408 DBG_88E("r871x_set_stakey_hdl():set_stakey failed, mac_id(aid)=%d\n", psta->mac_id);
5409 return H2C_REJECTED;
5410 }
5411
5412 cam_id = psta->mac_id + 3;/* 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
5413
5414 DBG_88E("Write CAM, mac_addr =%pM, cam_entry=%d\n",
5415 pparm->addr, cam_id);
5416
5417 write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key);
5418
5419 return H2C_SUCCESS_RSP;
5420 } else {
5421 DBG_88E("r871x_set_stakey_hdl(): sta has been free\n");
5422 return H2C_REJECTED;
5423 }
5424 }
5425
5426 /* below for sta mode */
5427
5428 if (pparm->algorithm == _NO_PRIVACY_) { /* clear cam entry */
5429 clear_cam_entry(padapter, pparm->id);
5430 return H2C_SUCCESS;
5431 }
5432 ctrl = BIT(15) | ((pparm->algorithm) << 2);
5433 write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key);
5434 pmlmeinfo->enc_algo = pparm->algorithm;
5435 return H2C_SUCCESS;
5436 }
5437
add_ba_hdl(struct adapter * padapter,unsigned char * pbuf)5438 u8 add_ba_hdl(struct adapter *padapter, unsigned char *pbuf)
5439 {
5440 struct addBaReq_parm *pparm = (struct addBaReq_parm *)pbuf;
5441 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5442 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5443
5444 struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, pparm->addr);
5445
5446 if (!psta)
5447 return H2C_SUCCESS;
5448
5449 if (((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && (pmlmeinfo->HT_enable)) ||
5450 ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
5451 issue_action_BA(padapter, pparm->addr, RTW_WLAN_ACTION_ADDBA_REQ, (u16)pparm->tid);
5452 mod_timer(&psta->addba_retry_timer,
5453 jiffies + msecs_to_jiffies(ADDBA_TO));
5454 } else {
5455 psta->htpriv.candidate_tid_bitmap &= ~BIT(pparm->tid);
5456 }
5457 return H2C_SUCCESS;
5458 }
5459
set_tx_beacon_cmd(struct adapter * padapter)5460 u8 set_tx_beacon_cmd(struct adapter *padapter)
5461 {
5462 struct cmd_obj *ph2c;
5463 struct wlan_bssid_ex *ptxBeacon_parm;
5464 struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
5465 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5466 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
5467 u8 res = _SUCCESS;
5468 int len_diff = 0;
5469
5470
5471 ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
5472 if (ph2c == NULL) {
5473 res = _FAIL;
5474 goto exit;
5475 }
5476
5477 ptxBeacon_parm = kmemdup(&(pmlmeinfo->network),
5478 sizeof(struct wlan_bssid_ex), GFP_KERNEL);
5479 if (ptxBeacon_parm == NULL) {
5480 kfree(ph2c);
5481 res = _FAIL;
5482 goto exit;
5483 }
5484
5485 len_diff = update_hidden_ssid(ptxBeacon_parm->IEs+_BEACON_IE_OFFSET_,
5486 ptxBeacon_parm->IELength-_BEACON_IE_OFFSET_,
5487 pmlmeinfo->hidden_ssid_mode);
5488 ptxBeacon_parm->IELength += len_diff;
5489
5490 init_h2fwcmd_w_parm_no_rsp(ph2c, ptxBeacon_parm, GEN_CMD_CODE(_TX_Beacon));
5491
5492 res = rtw_enqueue_cmd(pcmdpriv, ph2c);
5493
5494
5495 exit:
5496
5497
5498 return res;
5499 }
5500
mlme_evt_hdl(struct adapter * padapter,unsigned char * pbuf)5501 u8 mlme_evt_hdl(struct adapter *padapter, unsigned char *pbuf)
5502 {
5503 u8 evt_code;
5504 u16 evt_sz;
5505 uint *peventbuf;
5506 void (*event_callback)(struct adapter *dev, u8 *pbuf);
5507
5508 peventbuf = (uint *)pbuf;
5509 evt_sz = (u16)(*peventbuf&0xffff);
5510 evt_code = (u8)((*peventbuf>>16)&0xff);
5511
5512 /* checking if event code is valid */
5513 if (evt_code >= MAX_C2HEVT) {
5514 RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nEvent Code(%d) mismatch!\n", evt_code));
5515 goto _abort_event_;
5516 }
5517
5518 /* checking if event size match the event parm size */
5519 if ((wlanevents[evt_code].parmsize != 0) &&
5520 (wlanevents[evt_code].parmsize != evt_sz)) {
5521 RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_,
5522 ("\nEvent(%d) Parm Size mismatch (%d vs %d)!\n",
5523 evt_code, wlanevents[evt_code].parmsize, evt_sz));
5524 goto _abort_event_;
5525 }
5526
5527 peventbuf += 2;
5528
5529 if (peventbuf) {
5530 event_callback = wlanevents[evt_code].event_callback;
5531 event_callback(padapter, (u8 *)peventbuf);
5532
5533 }
5534
5535 _abort_event_:
5536 return H2C_SUCCESS;
5537 }
5538
tx_beacon_hdl(struct adapter * padapter,unsigned char * pbuf)5539 u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf)
5540 {
5541 if (send_beacon(padapter) == _FAIL) {
5542 DBG_88E("issue_beacon, fail!\n");
5543 return H2C_PARAMETERS_ERROR;
5544 }
5545 #ifdef CONFIG_88EU_AP_MODE
5546 else { /* tx bc/mc frames after update TIM */
5547 struct sta_info *psta_bmc;
5548 struct list_head *xmitframe_plist, *xmitframe_phead;
5549 struct xmit_frame *pxmitframe = NULL;
5550 struct sta_priv *pstapriv = &padapter->stapriv;
5551
5552 /* for BC/MC Frames */
5553 psta_bmc = rtw_get_bcmc_stainfo(padapter);
5554 if (!psta_bmc)
5555 return H2C_SUCCESS;
5556
5557 if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) {
5558 msleep(10);/* 10ms, ATIM(HIQ) Windows */
5559 spin_lock_bh(&psta_bmc->sleep_q.lock);
5560
5561 xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
5562 xmitframe_plist = xmitframe_phead->next;
5563
5564 while (xmitframe_phead != xmitframe_plist) {
5565 pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
5566
5567 xmitframe_plist = xmitframe_plist->next;
5568
5569 list_del_init(&pxmitframe->list);
5570
5571 psta_bmc->sleepq_len--;
5572 if (psta_bmc->sleepq_len > 0)
5573 pxmitframe->attrib.mdata = 1;
5574 else
5575 pxmitframe->attrib.mdata = 0;
5576
5577 pxmitframe->attrib.triggered = 1;
5578
5579 pxmitframe->attrib.qsel = 0x11;/* HIQ */
5580
5581 spin_unlock_bh(&psta_bmc->sleep_q.lock);
5582 if (rtw_hal_xmit(padapter, pxmitframe))
5583 rtw_os_xmit_complete(padapter, pxmitframe);
5584 spin_lock_bh(&psta_bmc->sleep_q.lock);
5585 }
5586 spin_unlock_bh(&psta_bmc->sleep_q.lock);
5587 }
5588 }
5589 #endif
5590 return H2C_SUCCESS;
5591 }
5592
set_ch_hdl(struct adapter * padapter,u8 * pbuf)5593 u8 set_ch_hdl(struct adapter *padapter, u8 *pbuf)
5594 {
5595 struct set_ch_parm *set_ch_parm;
5596 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5597
5598 if (!pbuf)
5599 return H2C_PARAMETERS_ERROR;
5600
5601 set_ch_parm = (struct set_ch_parm *)pbuf;
5602
5603 DBG_88E(FUNC_NDEV_FMT" ch:%u, bw:%u, ch_offset:%u\n",
5604 FUNC_NDEV_ARG(padapter->pnetdev),
5605 set_ch_parm->ch, set_ch_parm->bw, set_ch_parm->ch_offset);
5606
5607 pmlmeext->cur_channel = set_ch_parm->ch;
5608 pmlmeext->cur_ch_offset = set_ch_parm->ch_offset;
5609 pmlmeext->cur_bwmode = set_ch_parm->bw;
5610
5611 set_channel_bwmode(padapter, set_ch_parm->ch, set_ch_parm->ch_offset, set_ch_parm->bw);
5612
5613 return H2C_SUCCESS;
5614 }
5615
set_chplan_hdl(struct adapter * padapter,unsigned char * pbuf)5616 u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf)
5617 {
5618 struct SetChannelPlan_param *setChannelPlan_param;
5619 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
5620
5621 if (!pbuf)
5622 return H2C_PARAMETERS_ERROR;
5623
5624 setChannelPlan_param = (struct SetChannelPlan_param *)pbuf;
5625
5626 pmlmeext->max_chan_nums = init_channel_set(padapter, setChannelPlan_param->channel_plan, pmlmeext->channel_set);
5627 init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
5628
5629 return H2C_SUCCESS;
5630 }
5631