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15#define _RTW_WLAN_UTIL_C_
16
17#include <drv_types.h>
18#include <rtw_debug.h>
19#include <hal_com_h2c.h>
20
21#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
22#include <linux/inetdevice.h>
23#endif
24
25static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
26static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
27
28static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
29static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
30static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
31
32static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
33static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
34static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
35static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
36static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
37static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
38static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
39
40extern unsigned char RTW_WPA_OUI[];
41extern unsigned char WPA_TKIP_CIPHER[4];
42
43#define R2T_PHY_DELAY (0)
44
45
46#define WAIT_FOR_BCN_TO_MIN (6000)
47#define WAIT_FOR_BCN_TO_MAX (20000)
48
49#define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000
50#define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3
51
52static u8 rtw_basic_rate_cck[4] = {
53 IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
54 IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
55};
56
57static u8 rtw_basic_rate_ofdm[3] = {
58 IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
59 IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
60};
61
62int cckrates_included(unsigned char *rate, int ratelen)
63{
64 int i;
65
66 for (i = 0; i < ratelen; i++) {
67 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
68 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
69 return true;
70 }
71
72 return false;
73
74}
75
76int cckratesonly_included(unsigned char *rate, int ratelen)
77{
78 int i;
79
80 for (i = 0; i < ratelen; i++) {
81 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
82 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
83 return false;
84 }
85
86 return true;
87}
88
89u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta)
90{
91 u8 raid, cur_rf_type, rf_type = RF_1T1R;
92
93 rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type));
94
95 if (cur_rf_type == RF_1T1R) {
96 rf_type = RF_1T1R;
97 } else if (IsSupportedVHT(psta->wireless_mode)) {
98 if (psta->ra_mask & 0xffc00000)
99 rf_type = RF_2T2R;
100 } else if (IsSupportedHT(psta->wireless_mode)) {
101 if (psta->ra_mask & 0xfff00000)
102 rf_type = RF_2T2R;
103 }
104
105 switch (psta->wireless_mode) {
106 case WIRELESS_11B:
107 raid = RATEID_IDX_B;
108 break;
109 case WIRELESS_11A:
110 case WIRELESS_11G:
111 raid = RATEID_IDX_G;
112 break;
113 case WIRELESS_11BG:
114 raid = RATEID_IDX_BG;
115 break;
116 case WIRELESS_11_24N:
117 case WIRELESS_11_5N:
118 case WIRELESS_11A_5N:
119 case WIRELESS_11G_24N:
120 if (rf_type == RF_2T2R)
121 raid = RATEID_IDX_GN_N2SS;
122 else
123 raid = RATEID_IDX_GN_N1SS;
124 break;
125 case WIRELESS_11B_24N:
126 case WIRELESS_11BG_24N:
127 if (psta->bw_mode == CHANNEL_WIDTH_20) {
128 if (rf_type == RF_2T2R)
129 raid = RATEID_IDX_BGN_20M_2SS_BN;
130 else
131 raid = RATEID_IDX_BGN_20M_1SS_BN;
132 } else {
133 if (rf_type == RF_2T2R)
134 raid = RATEID_IDX_BGN_40M_2SS;
135 else
136 raid = RATEID_IDX_BGN_40M_1SS;
137 }
138 break;
139 default:
140 raid = RATEID_IDX_BGN_40M_2SS;
141 break;
142
143 }
144 return raid;
145
146}
147
148unsigned char ratetbl_val_2wifirate(unsigned char rate);
149unsigned char ratetbl_val_2wifirate(unsigned char rate)
150{
151 unsigned char val = 0;
152
153 switch (rate & 0x7f) {
154 case 0:
155 val = IEEE80211_CCK_RATE_1MB;
156 break;
157
158 case 1:
159 val = IEEE80211_CCK_RATE_2MB;
160 break;
161
162 case 2:
163 val = IEEE80211_CCK_RATE_5MB;
164 break;
165
166 case 3:
167 val = IEEE80211_CCK_RATE_11MB;
168 break;
169
170 case 4:
171 val = IEEE80211_OFDM_RATE_6MB;
172 break;
173
174 case 5:
175 val = IEEE80211_OFDM_RATE_9MB;
176 break;
177
178 case 6:
179 val = IEEE80211_OFDM_RATE_12MB;
180 break;
181
182 case 7:
183 val = IEEE80211_OFDM_RATE_18MB;
184 break;
185
186 case 8:
187 val = IEEE80211_OFDM_RATE_24MB;
188 break;
189
190 case 9:
191 val = IEEE80211_OFDM_RATE_36MB;
192 break;
193
194 case 10:
195 val = IEEE80211_OFDM_RATE_48MB;
196 break;
197
198 case 11:
199 val = IEEE80211_OFDM_RATE_54MB;
200 break;
201
202 }
203
204 return val;
205
206}
207
208int is_basicrate(struct adapter *padapter, unsigned char rate);
209int is_basicrate(struct adapter *padapter, unsigned char rate)
210{
211 int i;
212 unsigned char val;
213 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
214
215 for (i = 0; i < NumRates; i++) {
216 val = pmlmeext->basicrate[i];
217
218 if ((val != 0xff) && (val != 0xfe))
219 if (rate == ratetbl_val_2wifirate(val))
220 return true;
221 }
222
223 return false;
224}
225
226unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset);
227unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
228{
229 int i;
230 unsigned char rate;
231 unsigned int len = 0;
232 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
233
234 for (i = 0; i < NumRates; i++) {
235 rate = pmlmeext->datarate[i];
236
237 switch (rate) {
238 case 0xff:
239 return len;
240
241 case 0xfe:
242 continue;
243
244 default:
245 rate = ratetbl_val_2wifirate(rate);
246
247 if (is_basicrate(padapter, rate) == true)
248 rate |= IEEE80211_BASIC_RATE_MASK;
249
250 rateset[len] = rate;
251 len++;
252 break;
253 }
254 }
255 return len;
256}
257
258void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
259{
260 unsigned char supportedrates[NumRates];
261
262 memset(supportedrates, 0, NumRates);
263 *bssrate_len = ratetbl2rateset(padapter, supportedrates);
264 memcpy(pbssrate, supportedrates, *bssrate_len);
265}
266
267void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
268{
269 u8 mcs_rate_1r = (u8)(mask&0xff);
270 u8 mcs_rate_2r = (u8)((mask>>8)&0xff);
271 u8 mcs_rate_3r = (u8)((mask>>16)&0xff);
272 u8 mcs_rate_4r = (u8)((mask>>24)&0xff);
273
274 mcs_set[0] &= mcs_rate_1r;
275 mcs_set[1] &= mcs_rate_2r;
276 mcs_set[2] &= mcs_rate_3r;
277 mcs_set[3] &= mcs_rate_4r;
278}
279
280void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS)
281{
282 u8 i;
283 u8 rate;
284
285
286 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
287 rate = mBratesOS[i] & 0x7f;
288 switch (rate) {
289 case IEEE80211_CCK_RATE_1MB:
290 case IEEE80211_CCK_RATE_2MB:
291 case IEEE80211_CCK_RATE_5MB:
292 case IEEE80211_CCK_RATE_11MB:
293 case IEEE80211_OFDM_RATE_6MB:
294 case IEEE80211_OFDM_RATE_12MB:
295 case IEEE80211_OFDM_RATE_24MB:
296 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
297 break;
298 }
299 }
300
301}
302
303void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
304{
305 u8 i;
306 u8 rate;
307
308 for (i = 0; i < bssratelen; i++) {
309 rate = bssrateset[i] & 0x7f;
310 switch (rate) {
311 case IEEE80211_CCK_RATE_1MB:
312 case IEEE80211_CCK_RATE_2MB:
313 case IEEE80211_CCK_RATE_5MB:
314 case IEEE80211_CCK_RATE_11MB:
315 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
316 break;
317 }
318 }
319
320}
321
322void Save_DM_Func_Flag(struct adapter *padapter)
323{
324 u8 bSaveFlag = true;
325 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
326}
327
328void Restore_DM_Func_Flag(struct adapter *padapter)
329{
330 u8 bSaveFlag = false;
331 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
332}
333
334void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
335{
336 if (enable == true)
337 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
338 else
339 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
340}
341
342static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
343{
344 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
345}
346
347void Set_MSR(struct adapter *padapter, u8 type)
348{
349 Set_NETYPE0_MSR(padapter, type);
350}
351
352inline u8 rtw_get_oper_ch(struct adapter *adapter)
353{
354 return adapter_to_dvobj(adapter)->oper_channel;
355}
356
357inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
358{
359#ifdef DBG_CH_SWITCH
360 const int len = 128;
361 char msg[128] = {0};
362 int cnt = 0;
363 int i = 0;
364#endif
365 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
366
367 if (dvobj->oper_channel != ch) {
368 dvobj->on_oper_ch_time = jiffies;
369
370#ifdef DBG_CH_SWITCH
371 cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch);
372
373 for (i = 0; i < dvobj->iface_nums; i++) {
374 struct adapter *iface = dvobj->padapters[i];
375 cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
376 if (iface->mlmeextpriv.cur_channel == ch)
377 cnt += snprintf(msg+cnt, len-cnt, "C");
378 else
379 cnt += snprintf(msg+cnt, len-cnt, "_");
380 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
381 cnt += snprintf(msg+cnt, len-cnt, "L");
382 else
383 cnt += snprintf(msg+cnt, len-cnt, "_");
384 cnt += snprintf(msg+cnt, len-cnt, "]");
385 }
386
387 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
388#endif
389 }
390
391 dvobj->oper_channel = ch;
392}
393
394inline u8 rtw_get_oper_bw(struct adapter *adapter)
395{
396 return adapter_to_dvobj(adapter)->oper_bwmode;
397}
398
399inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
400{
401 adapter_to_dvobj(adapter)->oper_bwmode = bw;
402}
403
404inline u8 rtw_get_oper_choffset(struct adapter *adapter)
405{
406 return adapter_to_dvobj(adapter)->oper_ch_offset;
407}
408
409inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
410{
411 adapter_to_dvobj(adapter)->oper_ch_offset = offset;
412}
413
414u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
415{
416 u8 center_ch = channel;
417
418 if (chnl_bw == CHANNEL_WIDTH_80) {
419 if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48))
420 center_ch = 42;
421 if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64))
422 center_ch = 58;
423 if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112))
424 center_ch = 106;
425 if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128))
426 center_ch = 122;
427 if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144))
428 center_ch = 138;
429 if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161))
430 center_ch = 155;
431 else if (channel <= 14)
432 center_ch = 7;
433 } else if (chnl_bw == CHANNEL_WIDTH_40) {
434 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
435 center_ch = channel + 2;
436 else
437 center_ch = channel - 2;
438 }
439
440 return center_ch;
441}
442
443inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter)
444{
445 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
446 return adapter_to_dvobj(adapter)->on_oper_ch_time;
447 else
448 return 0;
449}
450
451void SelectChannel(struct adapter *padapter, unsigned char channel)
452{
453 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
454 return;
455
456
457 rtw_set_oper_ch(padapter, channel);
458
459 rtw_hal_set_chan(padapter, channel);
460
461 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
462}
463
464void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
465{
466 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
467
468 if (padapter->bNotifyChannelChange)
469 DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
470
471 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
472
473 if (bwmode == CHANNEL_WIDTH_80) {
474 if (center_ch > channel)
475 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
476 else if (center_ch < channel)
477 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
478 else
479 chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
480 }
481
482
483 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
484 return;
485
486
487 rtw_set_oper_ch(padapter, channel);
488 rtw_set_oper_bw(padapter, bwmode);
489 rtw_set_oper_choffset(padapter, channel_offset);
490
491 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80);
492
493 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
494}
495
496__inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork)
497{
498 return pnetwork->MacAddress;
499}
500
501u16 get_beacon_interval(struct wlan_bssid_ex *bss)
502{
503 __le16 val;
504 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
505
506 return le16_to_cpu(val);
507
508}
509
510int is_client_associated_to_ap(struct adapter *padapter)
511{
512 struct mlme_ext_priv *pmlmeext;
513 struct mlme_ext_info *pmlmeinfo;
514
515 if (!padapter)
516 return _FAIL;
517
518 pmlmeext = &padapter->mlmeextpriv;
519 pmlmeinfo = &(pmlmeext->mlmext_info);
520
521 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
522 return true;
523 else
524 return _FAIL;
525}
526
527int is_client_associated_to_ibss(struct adapter *padapter)
528{
529 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
530 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
531
532 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
533 return true;
534 else
535 return _FAIL;
536}
537
538int is_IBSS_empty(struct adapter *padapter)
539{
540 unsigned int i;
541 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
542 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
543
544 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
545 if (pmlmeinfo->FW_sta_info[i].status == 1)
546 return _FAIL;
547 }
548
549 return true;
550
551}
552
553unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
554{
555 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
556 return WAIT_FOR_BCN_TO_MIN;
557 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
558 return WAIT_FOR_BCN_TO_MAX;
559 else
560 return ((bcn_interval << 2));
561}
562
563void invalidate_cam_all(struct adapter *padapter)
564{
565 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
566 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
567
568 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
569
570 spin_lock_bh(&cam_ctl->lock);
571 cam_ctl->bitmap = 0;
572 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY);
573 spin_unlock_bh(&cam_ctl->lock);
574}
575
576static u32 _ReadCAM(struct adapter *padapter, u32 addr)
577{
578 u32 count = 0, cmd;
579 cmd = CAM_POLLINIG | addr;
580 rtw_write32(padapter, RWCAM, cmd);
581
582 do {
583 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG))
584 break;
585 } while (count++ < 100);
586
587 return rtw_read32(padapter, REG_CAMREAD);
588}
589void read_cam(struct adapter *padapter, u8 entry, u8 *get_key)
590{
591 u32 j, addr, cmd;
592 addr = entry << 3;
593
594
595 for (j = 0; j < 6; j++) {
596 cmd = _ReadCAM(padapter, addr+j);
597
598 if (j > 1)
599 memcpy(get_key+(j-2)*4, &cmd, 4);
600 }
601
602}
603
604void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
605{
606 unsigned int i, val, addr;
607 int j;
608 u32 cam_val[2];
609
610 addr = entry << 3;
611
612 for (j = 5; j >= 0; j--) {
613 switch (j) {
614 case 0:
615 val = (ctrl | (mac[0] << 16) | (mac[1] << 24));
616 break;
617 case 1:
618 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
619 break;
620 default:
621 i = (j - 2) << 2;
622 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
623 break;
624 }
625
626 cam_val[0] = val;
627 cam_val[1] = addr + (unsigned int)j;
628
629 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
630 }
631}
632
633void _clear_cam_entry(struct adapter *padapter, u8 entry)
634{
635 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
636 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
637
638 _write_cam(padapter, entry, 0, null_sta, null_key);
639}
640
641inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
642{
643 _write_cam(adapter, id, ctrl, mac, key);
644 write_cam_cache(adapter, id, ctrl, mac, key);
645}
646
647inline void clear_cam_entry(struct adapter *adapter, u8 id)
648{
649 _clear_cam_entry(adapter, id);
650 clear_cam_cache(adapter, id);
651}
652
653inline void write_cam_from_cache(struct adapter *adapter, u8 id)
654{
655 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
656 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
657 struct cam_entry_cache cache;
658
659 spin_lock_bh(&cam_ctl->lock);
660 memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache));
661 spin_unlock_bh(&cam_ctl->lock);
662
663 _write_cam(adapter, id, cache.ctrl, cache.mac, cache.key);
664}
665
666void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
667{
668 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
669 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
670
671 spin_lock_bh(&cam_ctl->lock);
672
673 dvobj->cam_cache[id].ctrl = ctrl;
674 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
675 memcpy(dvobj->cam_cache[id].key, key, 16);
676
677 spin_unlock_bh(&cam_ctl->lock);
678}
679
680void clear_cam_cache(struct adapter *adapter, u8 id)
681{
682 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
683 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
684
685 spin_lock_bh(&cam_ctl->lock);
686
687 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache));
688
689 spin_unlock_bh(&cam_ctl->lock);
690}
691
692static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id)
693{
694 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
695 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
696 bool ret = false;
697
698 if (cam_id >= TOTAL_CAM_ENTRY)
699 goto exit;
700
701 if (!(cam_ctl->bitmap & BIT(cam_id)))
702 goto exit;
703
704 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false;
705
706exit:
707 return ret;
708}
709
710static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
711{
712 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
713 int i;
714 s16 cam_id = -1;
715
716 for (i = 0; i < TOTAL_CAM_ENTRY; i++) {
717 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN))
718 continue;
719 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03))
720 continue;
721
722 cam_id = i;
723 break;
724 }
725
726 if (addr)
727 DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n"
728 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id);
729 else
730 DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n"
731 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id);
732
733 return cam_id;
734}
735
736s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
737{
738 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
739 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
740 s16 cam_id = -1;
741
742 spin_lock_bh(&cam_ctl->lock);
743 cam_id = _rtw_camid_search(adapter, addr, kid);
744 spin_unlock_bh(&cam_ctl->lock);
745
746 return cam_id;
747}
748
749s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid)
750{
751 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
752 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
753 s16 cam_id = -1;
754 struct mlme_ext_info *mlmeinfo;
755
756 spin_lock_bh(&cam_ctl->lock);
757
758 mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
759
760 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
761 && !sta) {
762
763 if (kid > 3) {
764 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n"
765 , FUNC_ADPT_ARG(adapter), kid);
766 rtw_warn_on(1);
767 goto bitmap_handle;
768 }
769
770 cam_id = kid;
771 } else {
772 int i;
773 u8 *addr = sta?sta->hwaddr:NULL;
774
775 if (!sta) {
776 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
777
778 goto bitmap_handle;
779 }
780
781 addr = get_bssid(&adapter->mlmepriv);
782 }
783
784 i = _rtw_camid_search(adapter, addr, kid);
785 if (i >= 0) {
786
787 if (sta || _rtw_camid_is_gk(adapter, i) == true)
788 cam_id = i;
789 else
790 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n"
791 , FUNC_ADPT_ARG(adapter), kid);
792 goto bitmap_handle;
793 }
794
795 for (i = 4; i < TOTAL_CAM_ENTRY; i++)
796 if (!(cam_ctl->bitmap & BIT(i)))
797 break;
798
799 if (i == TOTAL_CAM_ENTRY) {
800 if (sta)
801 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n"
802 , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid);
803 else
804 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n"
805 , FUNC_ADPT_ARG(adapter), kid);
806 rtw_warn_on(1);
807 goto bitmap_handle;
808 }
809
810 cam_id = i;
811 }
812
813bitmap_handle:
814 if (cam_id >= 0 && cam_id < 32)
815 cam_ctl->bitmap |= BIT(cam_id);
816
817 spin_unlock_bh(&cam_ctl->lock);
818
819 return cam_id;
820}
821
822void rtw_camid_free(struct adapter *adapter, u8 cam_id)
823{
824 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
825 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
826
827 spin_lock_bh(&cam_ctl->lock);
828
829 if (cam_id < TOTAL_CAM_ENTRY)
830 cam_ctl->bitmap &= ~(BIT(cam_id));
831
832 spin_unlock_bh(&cam_ctl->lock);
833}
834
835int allocate_fw_sta_entry(struct adapter *padapter)
836{
837 unsigned int mac_id;
838 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
839 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
840
841 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
842 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
843 pmlmeinfo->FW_sta_info[mac_id].status = 1;
844 pmlmeinfo->FW_sta_info[mac_id].retry = 0;
845 break;
846 }
847 }
848
849 return mac_id;
850}
851
852void flush_all_cam_entry(struct adapter *padapter)
853{
854 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
855 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
856
857 invalidate_cam_all(padapter);
858
859 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false);
860
861 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
862
863}
864
865int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
866{
867
868 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
869 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
870 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
871
872 if (pmlmepriv->qospriv.qos_option == 0) {
873 pmlmeinfo->WMM_enable = 0;
874 return false;
875 }
876
877 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
878 return false;
879 else
880 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
881
882 pmlmeinfo->WMM_enable = 1;
883 return true;
884}
885
886void WMMOnAssocRsp(struct adapter *padapter)
887{
888 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
889 u8 acm_mask;
890 u16 TXOP;
891 u32 acParm, i;
892 u32 edca[4], inx[4];
893 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
894 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
895 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
896 struct registry_priv *pregpriv = &padapter->registrypriv;
897
898 acm_mask = 0;
899
900 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N)
901 aSifsTime = 16;
902 else
903 aSifsTime = 10;
904
905 if (pmlmeinfo->WMM_enable == 0) {
906 padapter->mlmepriv.acm_mask = 0;
907
908 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
909
910 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) {
911 ECWMin = 4;
912 ECWMax = 10;
913 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
914 ECWMin = 5;
915 ECWMax = 10;
916 } else {
917 ECWMin = 4;
918 ECWMax = 10;
919 }
920
921 TXOP = 0;
922 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
923 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
924 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
925 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
926
927 ECWMin = 2;
928 ECWMax = 3;
929 TXOP = 0x2f;
930 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
931 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
932 } else{
933 edca[0] = edca[1] = edca[2] = edca[3] = 0;
934
935 for (i = 0; i < 4; i++) {
936 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
937 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
938
939
940 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
941
942 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
943 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
944 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
945
946 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
947
948 switch (ACI) {
949 case 0x0:
950 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
951 acm_mask |= (ACM ? BIT(1):0);
952 edca[XMIT_BE_QUEUE] = acParm;
953 break;
954
955 case 0x1:
956 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
957
958 edca[XMIT_BK_QUEUE] = acParm;
959 break;
960
961 case 0x2:
962 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
963 acm_mask |= (ACM ? BIT(2):0);
964 edca[XMIT_VI_QUEUE] = acParm;
965 break;
966
967 case 0x3:
968 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
969 acm_mask |= (ACM ? BIT(3):0);
970 edca[XMIT_VO_QUEUE] = acParm;
971 break;
972 }
973
974 DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm);
975 }
976
977 if (padapter->registrypriv.acm_method == 1)
978 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
979 else
980 padapter->mlmepriv.acm_mask = acm_mask;
981
982 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
983
984 if (pregpriv->wifi_spec == 1) {
985 u32 j, tmp, change_inx = false;
986
987
988 for (i = 0; i < 4; i++) {
989 for (j = i+1; j < 4; j++) {
990
991 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
992 change_inx = true;
993 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
994
995 if ((edca[j] >> 16) > (edca[i] >> 16))
996 change_inx = true;
997 }
998
999 if (change_inx) {
1000 tmp = edca[i];
1001 edca[i] = edca[j];
1002 edca[j] = tmp;
1003
1004 tmp = inx[i];
1005 inx[i] = inx[j];
1006 inx[j] = tmp;
1007
1008 change_inx = false;
1009 }
1010 }
1011 }
1012 }
1013
1014 for (i = 0; i < 4; i++) {
1015 pxmitpriv->wmm_para_seq[i] = inx[i];
1016 DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
1017 }
1018 }
1019}
1020
1021static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1022{
1023 unsigned char new_bwmode;
1024 unsigned char new_ch_offset;
1025 struct HT_info_element *pHT_info;
1026 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1027 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1028 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1029 struct registry_priv *pregistrypriv = &padapter->registrypriv;
1030 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1031 u8 cbw40_enable = 0;
1032
1033 if (!pIE)
1034 return;
1035
1036 if (phtpriv->ht_option == false)
1037 return;
1038
1039 if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80)
1040 return;
1041
1042 if (pIE->Length > sizeof(struct HT_info_element))
1043 return;
1044
1045 pHT_info = (struct HT_info_element *)pIE->data;
1046
1047 if (pmlmeext->cur_channel > 14) {
1048 if ((pregistrypriv->bw_mode & 0xf0) > 0)
1049 cbw40_enable = 1;
1050 } else
1051 if ((pregistrypriv->bw_mode & 0x0f) > 0)
1052 cbw40_enable = 1;
1053
1054 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
1055 new_bwmode = CHANNEL_WIDTH_40;
1056
1057 switch (pHT_info->infos[0] & 0x3) {
1058 case 1:
1059 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
1060 break;
1061
1062 case 3:
1063 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
1064 break;
1065
1066 default:
1067 new_bwmode = CHANNEL_WIDTH_20;
1068 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1069 break;
1070 }
1071 } else{
1072 new_bwmode = CHANNEL_WIDTH_20;
1073 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1074 }
1075
1076
1077 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) {
1078 pmlmeinfo->bwmode_updated = true;
1079
1080 pmlmeext->cur_bwmode = new_bwmode;
1081 pmlmeext->cur_ch_offset = new_ch_offset;
1082
1083
1084 HT_info_handler(padapter, pIE);
1085 } else
1086 pmlmeinfo->bwmode_updated = false;
1087
1088
1089 if (true == pmlmeinfo->bwmode_updated) {
1090 struct sta_info *psta;
1091 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1092 struct sta_priv *pstapriv = &padapter->stapriv;
1093
1094
1095
1096
1097
1098 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
1099 if (psta) {
1100 struct ht_priv *phtpriv_sta = &psta->htpriv;
1101
1102 if (phtpriv_sta->ht_option) {
1103
1104 psta->bw_mode = pmlmeext->cur_bwmode;
1105 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
1106 } else{
1107 psta->bw_mode = CHANNEL_WIDTH_20;
1108 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1109 }
1110
1111 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
1112 }
1113 }
1114}
1115
1116void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1117{
1118 unsigned int i;
1119 u8 rf_type;
1120 u8 max_AMPDU_len, min_MPDU_spacing;
1121 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0;
1122 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1123 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1124 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1125 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1126
1127 if (pIE == NULL)
1128 return;
1129
1130 if (phtpriv->ht_option == false)
1131 return;
1132
1133 pmlmeinfo->HT_caps_enable = 1;
1134
1135 for (i = 0; i < (pIE->Length); i++) {
1136 if (i != 2) {
1137
1138
1139 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
1140 } else{
1141
1142 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
1143 max_AMPDU_len = (pIE->data[i] & 0x3);
1144 else
1145 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
1146
1147 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
1148 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
1149 else
1150 min_MPDU_spacing = (pIE->data[i] & 0x1c);
1151
1152 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
1153 }
1154 }
1155 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1156
1157
1158 for (i = 0; i < 16; i++)
1159 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
1160
1161
1162 switch (rf_type) {
1163 case RF_1T1R:
1164 case RF_1T2R:
1165 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
1166 break;
1167 case RF_2T2R:
1168 default:
1169#ifdef CONFIG_DISABLE_MCS13TO15
1170 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
1171 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
1172 else
1173 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
1174#else
1175 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
1176#endif
1177 }
1178
1179 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1180
1181 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) {
1182 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
1183 DBG_871X("Enable HT Tx STBC !\n");
1184 }
1185 phtpriv->stbc_cap = cur_stbc_cap;
1186 } else {
1187
1188 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) {
1189 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
1190 DBG_871X("Enable HT Tx LDPC!\n");
1191 }
1192 phtpriv->ldpc_cap = cur_ldpc_cap;
1193
1194
1195 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) {
1196 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
1197 DBG_871X("Enable HT Tx STBC!\n");
1198 }
1199 phtpriv->stbc_cap = cur_stbc_cap;
1200 }
1201}
1202
1203void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1204{
1205 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1206 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1207 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1208 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1209
1210 if (pIE == NULL)
1211 return;
1212
1213 if (phtpriv->ht_option == false)
1214 return;
1215
1216
1217 if (pIE->Length > sizeof(struct HT_info_element))
1218 return;
1219
1220 pmlmeinfo->HT_info_enable = 1;
1221 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
1222
1223 return;
1224}
1225
1226void HTOnAssocRsp(struct adapter *padapter)
1227{
1228 unsigned char max_AMPDU_len;
1229 unsigned char min_MPDU_spacing;
1230
1231 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1232 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1233
1234 DBG_871X("%s\n", __func__);
1235
1236 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
1237 pmlmeinfo->HT_enable = 1;
1238 } else{
1239 pmlmeinfo->HT_enable = 0;
1240
1241 return;
1242 }
1243
1244
1245
1246
1247
1248
1249 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
1250
1251 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
1252
1253 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
1254
1255 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
1256}
1257
1258void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1259{
1260 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1261 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1262
1263 if (pIE->Length > 1)
1264 return;
1265
1266 pmlmeinfo->ERP_enable = 1;
1267 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
1268}
1269
1270void VCS_update(struct adapter *padapter, struct sta_info *psta)
1271{
1272 struct registry_priv *pregpriv = &padapter->registrypriv;
1273 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1274 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1275
1276 switch (pregpriv->vrtl_carrier_sense) {
1277 case 0:
1278 psta->rtsen = 0;
1279 psta->cts2self = 0;
1280 break;
1281
1282 case 1:
1283 if (pregpriv->vcs_type == 1) {
1284 psta->rtsen = 1;
1285 psta->cts2self = 0;
1286 } else{
1287 psta->rtsen = 0;
1288 psta->cts2self = 1;
1289 }
1290 break;
1291
1292 case 2:
1293 default:
1294 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
1295 if (pregpriv->vcs_type == 1) {
1296 psta->rtsen = 1;
1297 psta->cts2self = 0;
1298 } else{
1299 psta->rtsen = 0;
1300 psta->cts2self = 1;
1301 }
1302 } else{
1303 psta->rtsen = 0;
1304 psta->cts2self = 0;
1305 }
1306 break;
1307 }
1308}
1309
1310void update_ldpc_stbc_cap(struct sta_info *psta)
1311{
1312 if (psta->htpriv.ht_option) {
1313 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
1314 psta->ldpc = 1;
1315
1316 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
1317 psta->stbc = 1;
1318 } else {
1319 psta->ldpc = 0;
1320 psta->stbc = 0;
1321 }
1322}
1323
1324int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
1325{
1326 unsigned int len;
1327 unsigned char *p;
1328 unsigned short val16, subtype;
1329 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
1330
1331 u16 wpa_len = 0, rsn_len = 0;
1332 u8 encryp_protocol = 0;
1333 struct wlan_bssid_ex *bssid;
1334 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
1335 unsigned char *pbuf;
1336 u32 wpa_ielen = 0;
1337 u8 *pbssid = GetAddr3Ptr(pframe);
1338 u32 hidden_ssid = 0;
1339 struct HT_info_element *pht_info = NULL;
1340 struct rtw_ieee80211_ht_cap *pht_cap = NULL;
1341 u32 bcn_channel;
1342 unsigned short ht_cap_info;
1343 unsigned char ht_info_infos_0;
1344 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
1345
1346 if (is_client_associated_to_ap(Adapter) == false)
1347 return true;
1348
1349 len = packet_len - sizeof(struct ieee80211_hdr_3addr);
1350
1351 if (len > MAX_IE_SZ) {
1352 DBG_871X("%s IE too long for survey event\n", __func__);
1353 return _FAIL;
1354 }
1355
1356 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) {
1357 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT,
1358 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress));
1359 return true;
1360 }
1361
1362 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex));
1363 if (bssid == NULL) {
1364 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__);
1365 return true;
1366 }
1367
1368 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) {
1369 pmlmepriv->timeBcnInfoChkStart = 0;
1370 pmlmepriv->NumOfBcnInfoChkFail = 0;
1371 }
1372
1373 subtype = GetFrameSubType(pframe) >> 4;
1374
1375 if (subtype == WIFI_BEACON)
1376 bssid->Reserved[0] = 1;
1377
1378 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
1379
1380
1381 bssid->IELength = len;
1382 memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength);
1383
1384
1385
1386 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1387 if (p && len > 0) {
1388 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
1389 ht_cap_info = le16_to_cpu(pht_cap->cap_info);
1390 } else {
1391 ht_cap_info = 0;
1392 }
1393
1394 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1395 if (p && len > 0) {
1396 pht_info = (struct HT_info_element *)(p + 2);
1397 ht_info_infos_0 = pht_info->infos[0];
1398 } else {
1399 ht_info_infos_0 = 0;
1400 }
1401 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
1402 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
1403 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
1404 ht_cap_info, ht_info_infos_0);
1405 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
1406 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
1407 DBG_871X("%s bw mode change\n", __func__);
1408 {
1409
1410 cur_network->BcnInfo.ht_cap_info = ht_cap_info;
1411 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
1412
1413 }
1414
1415 }
1416
1417
1418 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1419 if (p) {
1420 bcn_channel = *(p + 2);
1421 } else {
1422 rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1423 if (pht_info) {
1424 bcn_channel = pht_info->primary_channel;
1425 } else {
1426
1427 bcn_channel = Adapter->mlmeextpriv.cur_channel;
1428 }
1429 }
1430 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
1431 DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
1432 bcn_channel, Adapter->mlmeextpriv.cur_channel);
1433 goto _mismatch;
1434 }
1435
1436
1437 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1438 if (p == NULL) {
1439 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__);
1440 hidden_ssid = true;
1441 } else {
1442 hidden_ssid = false;
1443 }
1444
1445 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) {
1446 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
1447 bssid->Ssid.SsidLength = *(p + 1);
1448 } else {
1449 bssid->Ssid.SsidLength = 0;
1450 bssid->Ssid.Ssid[0] = '\0';
1451 }
1452
1453 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
1454 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
1455 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
1456 cur_network->network.Ssid.SsidLength));
1457
1458 if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
1459 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
1460 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) {
1461 DBG_871X("%s(), SSID is not match\n", __func__);
1462 goto _mismatch;
1463 }
1464 }
1465
1466
1467 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
1468
1469 if (val16 & BIT(4))
1470 bssid->Privacy = 1;
1471 else
1472 bssid->Privacy = 0;
1473
1474 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1475 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
1476 __func__, cur_network->network.Privacy, bssid->Privacy));
1477 if (cur_network->network.Privacy != bssid->Privacy) {
1478 DBG_871X("%s(), privacy is not match\n", __func__);
1479 goto _mismatch;
1480 }
1481
1482 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
1483
1484 if (rsn_len > 0) {
1485 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1486 } else if (wpa_len > 0) {
1487 encryp_protocol = ENCRYP_PROTOCOL_WPA;
1488 } else {
1489 if (bssid->Privacy)
1490 encryp_protocol = ENCRYP_PROTOCOL_WEP;
1491 }
1492
1493 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
1494 DBG_871X("%s(): enctyp is not match\n", __func__);
1495 goto _mismatch;
1496 }
1497
1498 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
1499 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1500 if (pbuf && (wpa_ielen > 0)) {
1501 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1502 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1503 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
1504 pairwise_cipher, group_cipher, is_8021x));
1505 }
1506 } else {
1507 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1508
1509 if (pbuf && (wpa_ielen > 0)) {
1510 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1511 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1512 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
1513 __func__, pairwise_cipher, group_cipher, is_8021x));
1514 }
1515 }
1516 }
1517
1518 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1519 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
1520 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
1521 DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__,
1522 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
1523 group_cipher, cur_network->BcnInfo.group_cipher);
1524 goto _mismatch;
1525 }
1526
1527 if (is_8021x != cur_network->BcnInfo.is_8021x) {
1528 DBG_871X("%s authentication is not match\n", __func__);
1529 goto _mismatch;
1530 }
1531 }
1532
1533 kfree((u8 *)bssid);
1534 return _SUCCESS;
1535
1536_mismatch:
1537 kfree((u8 *)bssid);
1538
1539 if (pmlmepriv->NumOfBcnInfoChkFail == 0)
1540 pmlmepriv->timeBcnInfoChkStart = jiffies;
1541
1542 pmlmepriv->NumOfBcnInfoChkFail++;
1543 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe));
1544
1545 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)
1546 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) {
1547 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail,
1548 DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart));
1549 pmlmepriv->timeBcnInfoChkStart = 0;
1550 pmlmepriv->NumOfBcnInfoChkFail = 0;
1551 return _FAIL;
1552 }
1553
1554 return _SUCCESS;
1555}
1556
1557void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1558{
1559 unsigned int i;
1560 unsigned int len;
1561 struct ndis_80211_var_ie *pIE;
1562
1563 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1564
1565 for (i = 0; i < len;) {
1566 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1567
1568 switch (pIE->ElementID) {
1569 case _VENDOR_SPECIFIC_IE_:
1570
1571 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN)
1572 if (WMM_param_handler(padapter, pIE))
1573 report_wmm_edca_update(padapter);
1574
1575 break;
1576
1577 case _HT_EXTRA_INFO_IE_:
1578
1579 bwmode_update_check(padapter, pIE);
1580 break;
1581
1582 case _ERPINFO_IE_:
1583 ERP_IE_handler(padapter, pIE);
1584 VCS_update(padapter, psta);
1585 break;
1586
1587 default:
1588 break;
1589 }
1590
1591 i += (pIE->Length + 2);
1592 }
1593}
1594
1595unsigned int is_ap_in_tkip(struct adapter *padapter)
1596{
1597 u32 i;
1598 struct ndis_80211_var_ie *pIE;
1599 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1600 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1601 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1602
1603 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1604 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) {
1605 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i);
1606
1607 switch (pIE->ElementID) {
1608 case _VENDOR_SPECIFIC_IE_:
1609 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1610 return true;
1611
1612 break;
1613
1614 case _RSN_IE_2_:
1615 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1616 return true;
1617
1618 default:
1619 break;
1620 }
1621
1622 i += (pIE->Length + 2);
1623 }
1624
1625 return false;
1626 } else
1627 return false;
1628
1629}
1630
1631int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
1632{
1633 unsigned char bit_offset;
1634 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1635 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1636
1637 if (!(pmlmeinfo->HT_enable))
1638 return _FAIL;
1639
1640 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
1641
1642 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
1643 return _SUCCESS;
1644 else
1645 return _FAIL;
1646}
1647
1648unsigned char get_highest_rate_idx(u32 mask)
1649{
1650 int i;
1651 unsigned char rate_idx = 0;
1652
1653 for (i = 31; i >= 0; i--) {
1654 if (mask & BIT(i)) {
1655 rate_idx = i;
1656 break;
1657 }
1658 }
1659
1660 return rate_idx;
1661}
1662
1663void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta)
1664{
1665 rtw_hal_update_ra_mask(psta, 0);
1666}
1667
1668void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta);
1669void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta)
1670{
1671 Update_RA_Entry(padapter, psta);
1672}
1673
1674void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1675{
1676
1677 enable_rate_adaptive(padapter, psta);
1678}
1679
1680unsigned char check_assoc_AP(u8 *pframe, uint len)
1681{
1682 unsigned int i;
1683 struct ndis_80211_var_ie *pIE;
1684
1685 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) {
1686 pIE = (struct ndis_80211_var_ie *)(pframe + i);
1687
1688 switch (pIE->ElementID) {
1689 case _VENDOR_SPECIFIC_IE_:
1690 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
1691 DBG_871X("link to Artheros AP\n");
1692 return HT_IOT_PEER_ATHEROS;
1693 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3))
1694 || (!memcmp(pIE->data, BROADCOM_OUI2, 3))
1695 || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) {
1696 DBG_871X("link to Broadcom AP\n");
1697 return HT_IOT_PEER_BROADCOM;
1698 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
1699 DBG_871X("link to Marvell AP\n");
1700 return HT_IOT_PEER_MARVELL;
1701 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
1702 DBG_871X("link to Ralink AP\n");
1703 return HT_IOT_PEER_RALINK;
1704 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
1705 DBG_871X("link to Cisco AP\n");
1706 return HT_IOT_PEER_CISCO;
1707 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
1708 u32 Vender = HT_IOT_PEER_REALTEK;
1709
1710 if (pIE->Length >= 5) {
1711 if (pIE->data[4] == 1)
1712
1713
1714 if (pIE->data[5] & RT_HT_CAP_USE_92SE)
1715
1716 Vender = HT_IOT_PEER_REALTEK_92SE;
1717
1718 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
1719 Vender = HT_IOT_PEER_REALTEK_SOFTAP;
1720
1721 if (pIE->data[4] == 2) {
1722 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) {
1723 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
1724 DBG_871X("link to Realtek JAGUAR_BCUTAP\n");
1725 }
1726 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) {
1727 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
1728 DBG_871X("link to Realtek JAGUAR_CCUTAP\n");
1729 }
1730 }
1731 }
1732
1733 DBG_871X("link to Realtek AP\n");
1734 return Vender;
1735 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
1736 DBG_871X("link to Airgo Cap\n");
1737 return HT_IOT_PEER_AIRGO;
1738 } else
1739 break;
1740
1741 default:
1742 break;
1743 }
1744
1745 i += (pIE->Length + 2);
1746 }
1747
1748 DBG_871X("link to new AP\n");
1749 return HT_IOT_PEER_UNKNOWN;
1750}
1751
1752void update_IOT_info(struct adapter *padapter)
1753{
1754 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1755 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1756
1757 switch (pmlmeinfo->assoc_AP_vendor) {
1758 case HT_IOT_PEER_MARVELL:
1759 pmlmeinfo->turboMode_cts2self = 1;
1760 pmlmeinfo->turboMode_rtsen = 0;
1761 break;
1762
1763 case HT_IOT_PEER_RALINK:
1764 pmlmeinfo->turboMode_cts2self = 0;
1765 pmlmeinfo->turboMode_rtsen = 1;
1766
1767 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1768 break;
1769 case HT_IOT_PEER_REALTEK:
1770
1771
1772
1773 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1774 break;
1775 default:
1776 pmlmeinfo->turboMode_cts2self = 0;
1777 pmlmeinfo->turboMode_rtsen = 1;
1778 break;
1779 }
1780
1781}
1782
1783void update_capinfo(struct adapter *Adapter, u16 updateCap)
1784{
1785 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
1786 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1787 bool ShortPreamble;
1788
1789
1790
1791
1792 {
1793
1794 if (updateCap & cShortPreamble) {
1795
1796 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) {
1797 ShortPreamble = true;
1798 pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1799 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1800 }
1801 } else{
1802
1803 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) {
1804 ShortPreamble = false;
1805 pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1806 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1807 }
1808 }
1809 }
1810
1811 if (updateCap & cIBSS)
1812
1813 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1814 else {
1815
1816 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC))
1817 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1818 else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) {
1819 if ((updateCap & cShortSlotTime) )
1820
1821 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1822 else
1823
1824 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1825 } else
1826
1827 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1828 }
1829
1830 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1831
1832}
1833
1834void update_wireless_mode(struct adapter *padapter)
1835{
1836 int ratelen, network_type = 0;
1837 u32 SIFS_Timer;
1838 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1839 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1840 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1841 unsigned char *rate = cur_network->SupportedRates;
1842
1843 ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
1844
1845 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1846 pmlmeinfo->HT_enable = 1;
1847
1848 if (pmlmeext->cur_channel > 14) {
1849 if (pmlmeinfo->VHT_enable)
1850 network_type = WIRELESS_11AC;
1851 else if (pmlmeinfo->HT_enable)
1852 network_type = WIRELESS_11_5N;
1853
1854 network_type |= WIRELESS_11A;
1855 } else{
1856 if (pmlmeinfo->VHT_enable)
1857 network_type = WIRELESS_11AC;
1858 else if (pmlmeinfo->HT_enable)
1859 network_type = WIRELESS_11_24N;
1860
1861 if ((cckratesonly_included(rate, ratelen)) == true)
1862 network_type |= WIRELESS_11B;
1863 else if ((cckrates_included(rate, ratelen)) == true)
1864 network_type |= WIRELESS_11BG;
1865 else
1866 network_type |= WIRELESS_11G;
1867 }
1868
1869 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1870
1871 SIFS_Timer = 0x0a0a0808;
1872
1873
1874 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer);
1875
1876 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode));
1877
1878 if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1879 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1880 else
1881 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1882}
1883
1884void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
1885{
1886 if (IsSupportedTxCCK(wireless_mode)) {
1887
1888 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
1889 psta->bssratelen = 4;
1890 } else{
1891 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
1892 psta->bssratelen = 3;
1893 }
1894}
1895
1896int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1897{
1898 unsigned int ie_len;
1899 struct ndis_80211_var_ie *pIE;
1900 int supportRateNum = 0;
1901 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1902 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1903
1904 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1905 if (pIE == NULL)
1906 return _FAIL;
1907
1908 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1909 supportRateNum = ie_len;
1910
1911 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1912 if (pIE)
1913 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1914
1915 return _SUCCESS;
1916
1917}
1918
1919void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1920{
1921 struct sta_info *psta;
1922 u16 tid, start_seq, param;
1923 struct recv_reorder_ctrl *preorder_ctrl;
1924 struct sta_priv *pstapriv = &padapter->stapriv;
1925 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
1926 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1927 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1928
1929 psta = rtw_get_stainfo(pstapriv, addr);
1930
1931 if (psta) {
1932 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
1933
1934 param = le16_to_cpu(preq->BA_para_set);
1935 tid = (param>>2)&0x0f;
1936
1937 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1938
1939 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ
1940 preorder_ctrl->indicate_seq = start_seq;
1941 #ifdef DBG_RX_SEQ
1942 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__,
1943 preorder_ctrl->indicate_seq, start_seq);
1944 #endif
1945 #else
1946 preorder_ctrl->indicate_seq = 0xffff;
1947 #endif
1948
1949 preorder_ctrl->enable = pmlmeinfo->accept_addba_req;
1950 }
1951
1952}
1953
1954void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1955{
1956 u8 *pIE;
1957 __le32 *pbuf;
1958
1959 pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
1960 pbuf = (__le32 *)pIE;
1961
1962 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
1963
1964 pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1965
1966 pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1967}
1968
1969void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1970{
1971 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
1972}
1973
1974void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1975{
1976 int i;
1977 u8 *pIE;
1978 __le32 *pbuf;
1979 u64 tsf = 0;
1980 u32 delay_ms;
1981 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1982
1983
1984 pmlmeext->bcn_cnt++;
1985
1986 pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
1987 pbuf = (__le32 *)pIE;
1988
1989 tsf = le32_to_cpu(*(pbuf+1));
1990 tsf = tsf << 32;
1991 tsf |= le32_to_cpu(*pbuf);
1992
1993
1994
1995
1996
1997 delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024));
1998 delay_ms = delay_ms/1000;
1999
2000 if (delay_ms >= 8)
2001 pmlmeext->bcn_delay_cnt[8]++;
2002
2003 else
2004 pmlmeext->bcn_delay_cnt[delay_ms]++;
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) {
2020 u8 ratio_20_delay, ratio_80_delay;
2021 u8 DrvBcnEarly, DrvBcnTimeOut;
2022
2023 ratio_20_delay = 0;
2024 ratio_80_delay = 0;
2025 DrvBcnEarly = 0xff;
2026 DrvBcnTimeOut = 0xff;
2027
2028 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
2029
2030 for (i = 0; i < 9; i++) {
2031 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt;
2032
2033
2034 DBG_871X("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i,
2035 pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]);
2036
2037 ratio_20_delay += pmlmeext->bcn_delay_ratio[i];
2038 ratio_80_delay += pmlmeext->bcn_delay_ratio[i];
2039
2040 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) {
2041 DrvBcnEarly = i;
2042 DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly);
2043 }
2044
2045 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) {
2046 DrvBcnTimeOut = i;
2047 DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut);
2048 }
2049
2050
2051 pmlmeext->bcn_delay_cnt[i] = 0;
2052 pmlmeext->bcn_delay_ratio[i] = 0;
2053 }
2054
2055 pmlmeext->DrvBcnEarly = DrvBcnEarly;
2056 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut;
2057
2058 pmlmeext->bcn_cnt = 0;
2059 }
2060
2061}
2062
2063
2064void beacon_timing_control(struct adapter *padapter)
2065{
2066 rtw_hal_bcn_related_reg_setting(padapter);
2067}
2068
2069void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta)
2070{
2071 int i;
2072 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
2073 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
2074
2075
2076 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
2077 return;
2078
2079 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) {
2080 psta->mac_id = NUM_STA;
2081 return;
2082 }
2083
2084 spin_lock_bh(&pdvobj->lock);
2085 for (i = 0; i < NUM_STA; i++) {
2086 if (pdvobj->macid[i] == false) {
2087 pdvobj->macid[i] = true;
2088 break;
2089 }
2090 }
2091 spin_unlock_bh(&pdvobj->lock);
2092
2093 if (i > (NUM_STA-1)) {
2094 psta->mac_id = NUM_STA;
2095 DBG_871X(" no room for more MACIDs\n");
2096 } else{
2097 psta->mac_id = i;
2098 DBG_871X("%s = %d\n", __func__, psta->mac_id);
2099 }
2100
2101}
2102
2103void rtw_release_macid(struct adapter *padapter, struct sta_info *psta)
2104{
2105 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
2106 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
2107
2108
2109 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
2110 return;
2111
2112 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN))
2113 return;
2114
2115 spin_lock_bh(&pdvobj->lock);
2116 if (psta->mac_id < NUM_STA && psta->mac_id != 1) {
2117 if (pdvobj->macid[psta->mac_id] == true) {
2118 DBG_871X("%s = %d\n", __func__, psta->mac_id);
2119 pdvobj->macid[psta->mac_id] = false;
2120 psta->mac_id = NUM_STA;
2121 }
2122
2123 }
2124 spin_unlock_bh(&pdvobj->lock);
2125
2126}
2127
2128u8 rtw_search_max_mac_id(struct adapter *padapter)
2129{
2130 u8 max_mac_id = 0;
2131 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
2132 int i;
2133 spin_lock_bh(&pdvobj->lock);
2134 for (i = (NUM_STA-1); i >= 0 ; i--) {
2135 if (pdvobj->macid[i] == true)
2136 break;
2137 }
2138 max_mac_id = i;
2139 spin_unlock_bh(&pdvobj->lock);
2140
2141 return max_mac_id;
2142
2143}
2144
2145struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
2146{
2147 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0)
2148 return NULL;
2149
2150 return dvobj->padapters;
2151}
2152
2153#ifdef CONFIG_GPIO_API
2154int rtw_get_gpio(struct net_device *netdev, int gpio_num)
2155{
2156 u8 value;
2157 u8 direction;
2158 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
2159 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
2160
2161 rtw_ps_deny(adapter, PS_DENY_IOCTL);
2162
2163 DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate);
2164 LeaveAllPowerSaveModeDirect(adapter);
2165
2166
2167 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
2168
2169
2170 if (direction)
2171 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num;
2172 else
2173 value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num;
2174
2175 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
2176 DBG_871X("%s direction =%d value =%d\n", __func__, direction, value);
2177
2178 return value;
2179}
2180EXPORT_SYMBOL(rtw_get_gpio);
2181
2182int rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh)
2183{
2184 u8 direction = 0;
2185 u8 res = -1;
2186 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
2187
2188
2189 if (gpio_num > 7 || gpio_num < 4) {
2190 DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
2191 return -1;
2192 }
2193
2194 rtw_ps_deny(adapter, PS_DENY_IOCTL);
2195
2196 LeaveAllPowerSaveModeDirect(adapter);
2197
2198
2199 direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
2200
2201
2202 if (direction) {
2203 if (isHigh)
2204 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num));
2205 else
2206 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num));
2207
2208 DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh);
2209 res = 0;
2210 } else{
2211 DBG_871X("%s The gpio is input, not be set!\n", __func__);
2212 res = -1;
2213 }
2214
2215 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
2216 return res;
2217}
2218EXPORT_SYMBOL(rtw_set_gpio_output_value);
2219
2220int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput)
2221{
2222 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
2223
2224 if (gpio_num > 7 || gpio_num < 4) {
2225 DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
2226 return -1;
2227 }
2228
2229 DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput);
2230
2231 rtw_ps_deny(adapter, PS_DENY_IOCTL);
2232
2233 LeaveAllPowerSaveModeDirect(adapter);
2234
2235 if (isOutput)
2236 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num));
2237 else
2238 rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num));
2239
2240 rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
2241
2242 return 0;
2243}
2244EXPORT_SYMBOL(rtw_config_gpio);
2245#endif
2246
2247#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
2248void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip)
2249{
2250 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2251 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2252 struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr;
2253 u8 ipaddress[4];
2254
2255 if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) ||
2256 pmlmeinfo->state & WIFI_FW_AP_STATE) {
2257 if (my_ip_ptr != NULL) {
2258 struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list;
2259 if (my_ifa_list != NULL) {
2260 ipaddress[0] = my_ifa_list->ifa_address & 0xFF;
2261 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF;
2262 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF;
2263 ipaddress[3] = my_ifa_list->ifa_address >> 24;
2264 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__,
2265 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]);
2266 memcpy(pcurrentip, ipaddress, 4);
2267 }
2268 }
2269 }
2270}
2271#endif
2272#ifdef CONFIG_WOWLAN
2273void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr)
2274{
2275 struct sta_info *psta;
2276 struct security_priv *psecpriv = &padapter->securitypriv;
2277
2278 memset(pcur_dot11txpn, 0, 8);
2279 if (NULL == StaAddr)
2280 return;
2281 psta = rtw_get_stainfo(&padapter->stapriv, StaAddr);
2282 DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n",
2283 __func__, StaAddr[0], StaAddr[1], StaAddr[2],
2284 StaAddr[3], StaAddr[4], StaAddr[5]);
2285
2286 if (psta) {
2287 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0)
2288 psta->dot11txpn.val--;
2289 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0);
2290
2291 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n"
2292 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1],
2293 pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4],
2294 pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]);
2295 }
2296}
2297void rtw_set_sec_pn(struct adapter *padapter)
2298{
2299 struct sta_info *psta;
2300 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2301 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2302 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
2303 struct security_priv *psecpriv = &padapter->securitypriv;
2304
2305 psta = rtw_get_stainfo(&padapter->stapriv,
2306 get_my_bssid(&pmlmeinfo->network));
2307
2308 if (psta) {
2309 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) {
2310 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_)
2311 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2;
2312 } else {
2313 DBG_871X("%s(): FW IV is smaller than driver\n", __func__);
2314 psta->dot11txpn.val += 2;
2315 }
2316 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val);
2317 }
2318}
2319#endif
2320
2321#ifdef CONFIG_PNO_SUPPORT
2322#define CSCAN_TLV_TYPE_SSID_IE 'S'
2323#define CIPHER_IE "key_mgmt ="
2324#define CIPHER_NONE "NONE"
2325#define CIPHER_WPA_PSK "WPA-PSK"
2326#define CIPHER_WPA_EAP "WPA-EAP IEEE8021X"
2327
2328#endif
2329
