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