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8#include <drv_types.h>
9#include <rtw_debug.h>
10#include <hal_com_h2c.h>
11
12static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
13static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
14
15static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
16static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
17static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
18
19static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
20static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
21static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
22static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
23static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
24static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
25static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
26
27
28#define WAIT_FOR_BCN_TO_MIN (6000)
29#define WAIT_FOR_BCN_TO_MAX (20000)
30
31#define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000
32#define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3
33
34static u8 rtw_basic_rate_cck[4] = {
35 IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK,
36 IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
37 IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK,
38 IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK
39};
40
41static u8 rtw_basic_rate_ofdm[3] = {
42 IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK,
43 IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
44 IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
45};
46
47u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta)
48{
49 u8 raid;
50
51 switch (psta->wireless_mode) {
52 case WIRELESS_11B:
53 raid = RATEID_IDX_B;
54 break;
55 case WIRELESS_11G:
56 raid = RATEID_IDX_G;
57 break;
58 case WIRELESS_11BG:
59 raid = RATEID_IDX_BG;
60 break;
61 case WIRELESS_11_24N:
62 case WIRELESS_11G_24N:
63 raid = RATEID_IDX_GN_N1SS;
64 break;
65 case WIRELESS_11B_24N:
66 case WIRELESS_11BG_24N:
67 if (psta->bw_mode == CHANNEL_WIDTH_20) {
68 raid = RATEID_IDX_BGN_20M_1SS_BN;
69 } else {
70 raid = RATEID_IDX_BGN_40M_1SS;
71 }
72 break;
73 default:
74 raid = RATEID_IDX_BGN_40M_2SS;
75 break;
76 }
77 return raid;
78}
79
80unsigned char ratetbl_val_2wifirate(unsigned char rate);
81unsigned char ratetbl_val_2wifirate(unsigned char rate)
82{
83 switch (rate & 0x7f) {
84 case 0:
85 return IEEE80211_CCK_RATE_1MB;
86 case 1:
87 return IEEE80211_CCK_RATE_2MB;
88 case 2:
89 return IEEE80211_CCK_RATE_5MB;
90 case 3:
91 return IEEE80211_CCK_RATE_11MB;
92 case 4:
93 return IEEE80211_OFDM_RATE_6MB;
94 case 5:
95 return IEEE80211_OFDM_RATE_9MB;
96 case 6:
97 return IEEE80211_OFDM_RATE_12MB;
98 case 7:
99 return IEEE80211_OFDM_RATE_18MB;
100 case 8:
101 return IEEE80211_OFDM_RATE_24MB;
102 case 9:
103 return IEEE80211_OFDM_RATE_36MB;
104 case 10:
105 return IEEE80211_OFDM_RATE_48MB;
106 case 11:
107 return IEEE80211_OFDM_RATE_54MB;
108 default:
109 return 0;
110 }
111}
112
113int is_basicrate(struct adapter *padapter, unsigned char rate);
114int is_basicrate(struct adapter *padapter, unsigned char rate)
115{
116 int i;
117 unsigned char val;
118 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
119
120 for (i = 0; i < NumRates; i++) {
121 val = pmlmeext->basicrate[i];
122
123 if ((val != 0xff) && (val != 0xfe))
124 if (rate == ratetbl_val_2wifirate(val))
125 return true;
126 }
127
128 return false;
129}
130
131unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset);
132unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
133{
134 int i;
135 unsigned char rate;
136 unsigned int len = 0;
137 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
138
139 for (i = 0; i < NumRates; i++) {
140 rate = pmlmeext->datarate[i];
141
142 switch (rate) {
143 case 0xff:
144 return len;
145
146 case 0xfe:
147 continue;
148
149 default:
150 rate = ratetbl_val_2wifirate(rate);
151
152 if (is_basicrate(padapter, rate) == true)
153 rate |= IEEE80211_BASIC_RATE_MASK;
154
155 rateset[len] = rate;
156 len++;
157 break;
158 }
159 }
160 return len;
161}
162
163void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
164{
165 unsigned char supportedrates[NumRates];
166
167 memset(supportedrates, 0, NumRates);
168 *bssrate_len = ratetbl2rateset(padapter, supportedrates);
169 memcpy(pbssrate, supportedrates, *bssrate_len);
170}
171
172void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
173{
174 u8 mcs_rate_1r = (u8)(mask&0xff);
175 u8 mcs_rate_2r = (u8)((mask>>8)&0xff);
176 u8 mcs_rate_3r = (u8)((mask>>16)&0xff);
177 u8 mcs_rate_4r = (u8)((mask>>24)&0xff);
178
179 mcs_set[0] &= mcs_rate_1r;
180 mcs_set[1] &= mcs_rate_2r;
181 mcs_set[2] &= mcs_rate_3r;
182 mcs_set[3] &= mcs_rate_4r;
183}
184
185void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS)
186{
187 u8 i;
188 u8 rate;
189
190
191 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
192 rate = mBratesOS[i] & 0x7f;
193 switch (rate) {
194 case IEEE80211_CCK_RATE_1MB:
195 case IEEE80211_CCK_RATE_2MB:
196 case IEEE80211_CCK_RATE_5MB:
197 case IEEE80211_CCK_RATE_11MB:
198 case IEEE80211_OFDM_RATE_6MB:
199 case IEEE80211_OFDM_RATE_12MB:
200 case IEEE80211_OFDM_RATE_24MB:
201 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
202 break;
203 }
204 }
205}
206
207void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
208{
209 u8 i;
210 u8 rate;
211
212 for (i = 0; i < bssratelen; i++) {
213 rate = bssrateset[i] & 0x7f;
214 switch (rate) {
215 case IEEE80211_CCK_RATE_1MB:
216 case IEEE80211_CCK_RATE_2MB:
217 case IEEE80211_CCK_RATE_5MB:
218 case IEEE80211_CCK_RATE_11MB:
219 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
220 break;
221 }
222 }
223}
224
225void Save_DM_Func_Flag(struct adapter *padapter)
226{
227 u8 bSaveFlag = true;
228
229 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
230}
231
232void Restore_DM_Func_Flag(struct adapter *padapter)
233{
234 u8 bSaveFlag = false;
235
236 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
237}
238
239void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
240{
241 if (enable == true)
242 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
243 else
244 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
245}
246
247void Set_MSR(struct adapter *padapter, u8 type)
248{
249 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
250}
251
252inline u8 rtw_get_oper_ch(struct adapter *adapter)
253{
254 return adapter_to_dvobj(adapter)->oper_channel;
255}
256
257inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
258{
259#ifdef DBG_CH_SWITCH
260 const int len = 128;
261 char msg[128] = {0};
262 int cnt = 0;
263 int i = 0;
264#endif
265 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
266
267 if (dvobj->oper_channel != ch) {
268 dvobj->on_oper_ch_time = jiffies;
269
270#ifdef DBG_CH_SWITCH
271 cnt += scnprintf(msg+cnt, len-cnt, "switch to ch %3u", ch);
272
273 for (i = 0; i < dvobj->iface_nums; i++) {
274 struct adapter *iface = dvobj->padapters[i];
275
276 cnt += scnprintf(msg+cnt, len-cnt, " [%s:", ADPT_ARG(iface));
277 if (iface->mlmeextpriv.cur_channel == ch)
278 cnt += scnprintf(msg+cnt, len-cnt, "C");
279 else
280 cnt += scnprintf(msg+cnt, len-cnt, "_");
281 if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
282 cnt += scnprintf(msg+cnt, len-cnt, "L");
283 else
284 cnt += scnprintf(msg+cnt, len-cnt, "_");
285 cnt += scnprintf(msg+cnt, len-cnt, "]");
286 }
287
288#endif
289 }
290
291 dvobj->oper_channel = ch;
292}
293
294inline u8 rtw_get_oper_bw(struct adapter *adapter)
295{
296 return adapter_to_dvobj(adapter)->oper_bwmode;
297}
298
299inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
300{
301 adapter_to_dvobj(adapter)->oper_bwmode = bw;
302}
303
304inline u8 rtw_get_oper_choffset(struct adapter *adapter)
305{
306 return adapter_to_dvobj(adapter)->oper_ch_offset;
307}
308
309inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
310{
311 adapter_to_dvobj(adapter)->oper_ch_offset = offset;
312}
313
314u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
315{
316 u8 center_ch = channel;
317
318 if (chnl_bw == CHANNEL_WIDTH_40) {
319 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
320 center_ch = channel + 2;
321 else
322 center_ch = channel - 2;
323 }
324
325 return center_ch;
326}
327
328inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter)
329{
330 if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
331 return adapter_to_dvobj(adapter)->on_oper_ch_time;
332 else
333 return 0;
334}
335
336void SelectChannel(struct adapter *padapter, unsigned char channel)
337{
338 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
339 return;
340
341
342 rtw_set_oper_ch(padapter, channel);
343
344 rtw_hal_set_chan(padapter, channel);
345
346 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
347}
348
349void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
350{
351 u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
352
353 center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
354
355
356
357 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
358 return;
359
360
361 rtw_set_oper_ch(padapter, channel);
362 rtw_set_oper_bw(padapter, bwmode);
363 rtw_set_oper_choffset(padapter, channel_offset);
364
365 rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80);
366
367 mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
368}
369
370inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork)
371{
372 return pnetwork->mac_address;
373}
374
375u16 get_beacon_interval(struct wlan_bssid_ex *bss)
376{
377 __le16 val;
378
379 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->ies), 2);
380
381 return le16_to_cpu(val);
382}
383
384int is_client_associated_to_ap(struct adapter *padapter)
385{
386 struct mlme_ext_priv *pmlmeext;
387 struct mlme_ext_info *pmlmeinfo;
388
389 if (!padapter)
390 return _FAIL;
391
392 pmlmeext = &padapter->mlmeextpriv;
393 pmlmeinfo = &(pmlmeext->mlmext_info);
394
395 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
396 return true;
397 else
398 return _FAIL;
399}
400
401int is_client_associated_to_ibss(struct adapter *padapter)
402{
403 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
404 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
405
406 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
407 return true;
408 else
409 return _FAIL;
410}
411
412int is_IBSS_empty(struct adapter *padapter)
413{
414 unsigned int i;
415 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
416 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
417
418 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
419 if (pmlmeinfo->FW_sta_info[i].status == 1)
420 return _FAIL;
421 }
422
423 return true;
424}
425
426unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
427{
428 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
429 return WAIT_FOR_BCN_TO_MIN;
430 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
431 return WAIT_FOR_BCN_TO_MAX;
432 else
433 return bcn_interval << 2;
434}
435
436void invalidate_cam_all(struct adapter *padapter)
437{
438 struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
439 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
440
441 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
442
443 spin_lock_bh(&cam_ctl->lock);
444 cam_ctl->bitmap = 0;
445 memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY);
446 spin_unlock_bh(&cam_ctl->lock);
447}
448
449static u32 _ReadCAM(struct adapter *padapter, u32 addr)
450{
451 u32 count = 0, cmd;
452
453 cmd = CAM_POLLINIG | addr;
454 rtw_write32(padapter, RWCAM, cmd);
455
456 do {
457 if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG))
458 break;
459 } while (count++ < 100);
460
461 return rtw_read32(padapter, REG_CAMREAD);
462}
463
464void read_cam(struct adapter *padapter, u8 entry, u8 *get_key)
465{
466 u32 j, addr, cmd;
467
468 addr = entry << 3;
469
470 for (j = 0; j < 6; j++) {
471 cmd = _ReadCAM(padapter, addr+j);
472 if (j > 1)
473 memcpy(get_key+(j-2)*4, &cmd, 4);
474 }
475}
476
477void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
478{
479 unsigned int i, val, addr;
480 int j;
481 u32 cam_val[2];
482
483 addr = entry << 3;
484
485 for (j = 5; j >= 0; j--) {
486 switch (j) {
487 case 0:
488 val = (ctrl | (mac[0] << 16) | (mac[1] << 24));
489 break;
490 case 1:
491 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
492 break;
493 default:
494 i = (j - 2) << 2;
495 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
496 break;
497 }
498
499 cam_val[0] = val;
500 cam_val[1] = addr + (unsigned int)j;
501
502 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
503 }
504}
505
506void _clear_cam_entry(struct adapter *padapter, u8 entry)
507{
508 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
509 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
510
511 _write_cam(padapter, entry, 0, null_sta, null_key);
512}
513
514inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
515{
516 _write_cam(adapter, id, ctrl, mac, key);
517 write_cam_cache(adapter, id, ctrl, mac, key);
518}
519
520inline void clear_cam_entry(struct adapter *adapter, u8 id)
521{
522 _clear_cam_entry(adapter, id);
523 clear_cam_cache(adapter, id);
524}
525
526void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
527{
528 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
529 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
530
531 spin_lock_bh(&cam_ctl->lock);
532
533 dvobj->cam_cache[id].ctrl = ctrl;
534 memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
535 memcpy(dvobj->cam_cache[id].key, key, 16);
536
537 spin_unlock_bh(&cam_ctl->lock);
538}
539
540void clear_cam_cache(struct adapter *adapter, u8 id)
541{
542 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
543 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
544
545 spin_lock_bh(&cam_ctl->lock);
546
547 memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache));
548
549 spin_unlock_bh(&cam_ctl->lock);
550}
551
552static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id)
553{
554 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
555 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
556 bool ret = false;
557
558 if (cam_id >= TOTAL_CAM_ENTRY)
559 goto exit;
560
561 if (!(cam_ctl->bitmap & BIT(cam_id)))
562 goto exit;
563
564 ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false;
565
566exit:
567 return ret;
568}
569
570static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
571{
572 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
573 int i;
574 s16 cam_id = -1;
575
576 for (i = 0; i < TOTAL_CAM_ENTRY; i++) {
577 if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN))
578 continue;
579 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03))
580 continue;
581
582 cam_id = i;
583 break;
584 }
585
586 return cam_id;
587}
588
589s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
590{
591 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
592 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
593 s16 cam_id = -1;
594
595 spin_lock_bh(&cam_ctl->lock);
596 cam_id = _rtw_camid_search(adapter, addr, kid);
597 spin_unlock_bh(&cam_ctl->lock);
598
599 return cam_id;
600}
601
602s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid)
603{
604 struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
605 struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
606 s16 cam_id = -1;
607 struct mlme_ext_info *mlmeinfo;
608
609 spin_lock_bh(&cam_ctl->lock);
610
611 mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
612
613 if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
614 && !sta) {
615
616 if (kid > 3) {
617 netdev_dbg(adapter->pnetdev,
618 FUNC_ADPT_FMT " group key with invalid key id:%u\n",
619 FUNC_ADPT_ARG(adapter), kid);
620 rtw_warn_on(1);
621 goto bitmap_handle;
622 }
623
624 cam_id = kid;
625 } else {
626 int i;
627 u8 *addr = sta?sta->hwaddr:NULL;
628
629 if (!sta) {
630 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
631
632 goto bitmap_handle;
633 }
634
635 addr = get_bssid(&adapter->mlmepriv);
636 }
637
638 i = _rtw_camid_search(adapter, addr, kid);
639 if (i >= 0) {
640
641 if (sta || _rtw_camid_is_gk(adapter, i))
642 cam_id = i;
643 else
644 netdev_dbg(adapter->pnetdev,
645 FUNC_ADPT_FMT " group key id:%u the same key id as pairwise key\n",
646 FUNC_ADPT_ARG(adapter), kid);
647 goto bitmap_handle;
648 }
649
650 for (i = 4; i < TOTAL_CAM_ENTRY; i++)
651 if (!(cam_ctl->bitmap & BIT(i)))
652 break;
653
654 if (i == TOTAL_CAM_ENTRY) {
655 if (sta)
656 netdev_dbg(adapter->pnetdev,
657 FUNC_ADPT_FMT " pairwise key with %pM id:%u no room\n",
658 FUNC_ADPT_ARG(adapter),
659 MAC_ARG(sta->hwaddr), kid);
660 else
661 netdev_dbg(adapter->pnetdev,
662 FUNC_ADPT_FMT " group key id:%u no room\n",
663 FUNC_ADPT_ARG(adapter), kid);
664 rtw_warn_on(1);
665 goto bitmap_handle;
666 }
667
668 cam_id = i;
669 }
670
671bitmap_handle:
672 if (cam_id >= 0 && cam_id < 32)
673 cam_ctl->bitmap |= BIT(cam_id);
674
675 spin_unlock_bh(&cam_ctl->lock);
676
677 return cam_id;
678}
679
680void rtw_camid_free(struct adapter *adapter, u8 cam_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 if (cam_id < TOTAL_CAM_ENTRY)
688 cam_ctl->bitmap &= ~(BIT(cam_id));
689
690 spin_unlock_bh(&cam_ctl->lock);
691}
692
693int allocate_fw_sta_entry(struct adapter *padapter)
694{
695 unsigned int mac_id;
696 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
697 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
698
699 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
700 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
701 pmlmeinfo->FW_sta_info[mac_id].status = 1;
702 pmlmeinfo->FW_sta_info[mac_id].retry = 0;
703 break;
704 }
705 }
706
707 return mac_id;
708}
709
710void flush_all_cam_entry(struct adapter *padapter)
711{
712 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
713 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
714
715 invalidate_cam_all(padapter);
716
717 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false);
718
719 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
720}
721
722int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
723{
724
725 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
726 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
727 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
728
729 if (pmlmepriv->qospriv.qos_option == 0) {
730 pmlmeinfo->WMM_enable = 0;
731 return false;
732 }
733
734 if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
735 return false;
736 else
737 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
738
739 pmlmeinfo->WMM_enable = 1;
740 return true;
741}
742
743static void sort_wmm_ac_params(u32 *inx, u32 *edca)
744{
745 u32 i, j, change_inx = false;
746
747
748 for (i = 0; i < 4; i++) {
749 for (j = i + 1; j < 4; j++) {
750
751 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
752 change_inx = true;
753 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
754
755 if ((edca[j] >> 16) > (edca[i] >> 16))
756 change_inx = true;
757 }
758
759 if (change_inx) {
760 swap(edca[i], edca[j]);
761 swap(inx[i], inx[j]);
762
763 change_inx = false;
764 }
765 }
766 }
767}
768
769void WMMOnAssocRsp(struct adapter *padapter)
770{
771 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
772 u8 acm_mask;
773 u16 TXOP;
774 u32 acParm, i;
775 u32 edca[4], inx[4];
776 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
777 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
778 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
779 struct registry_priv *pregpriv = &padapter->registrypriv;
780
781 acm_mask = 0;
782
783 if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N)
784 aSifsTime = 16;
785 else
786 aSifsTime = 10;
787
788 if (pmlmeinfo->WMM_enable == 0) {
789 padapter->mlmepriv.acm_mask = 0;
790
791 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
792
793 if (pmlmeext->cur_wireless_mode & WIRELESS_11G) {
794 ECWMin = 4;
795 ECWMax = 10;
796 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
797 ECWMin = 5;
798 ECWMax = 10;
799 } else {
800 ECWMin = 4;
801 ECWMax = 10;
802 }
803
804 TXOP = 0;
805 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
806 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
807 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
808 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
809
810 ECWMin = 2;
811 ECWMax = 3;
812 TXOP = 0x2f;
813 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
814 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
815 } else {
816 edca[0] = edca[1] = edca[2] = edca[3] = 0;
817
818 for (i = 0; i < 4; i++) {
819 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
820 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
821
822
823 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
824
825 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
826 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
827 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
828
829 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
830
831 switch (ACI) {
832 case 0x0:
833 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
834 acm_mask |= (ACM ? BIT(1):0);
835 edca[XMIT_BE_QUEUE] = acParm;
836 break;
837
838 case 0x1:
839 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
840
841 edca[XMIT_BK_QUEUE] = acParm;
842 break;
843
844 case 0x2:
845 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
846 acm_mask |= (ACM ? BIT(2):0);
847 edca[XMIT_VI_QUEUE] = acParm;
848 break;
849
850 case 0x3:
851 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
852 acm_mask |= (ACM ? BIT(3):0);
853 edca[XMIT_VO_QUEUE] = acParm;
854 break;
855 }
856 }
857
858 if (padapter->registrypriv.acm_method == 1)
859 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
860 else
861 padapter->mlmepriv.acm_mask = acm_mask;
862
863 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
864
865 if (pregpriv->wifi_spec == 1)
866 sort_wmm_ac_params(inx, edca);
867
868 for (i = 0; i < 4; i++)
869 pxmitpriv->wmm_para_seq[i] = inx[i];
870 }
871}
872
873static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
874{
875 unsigned char new_bwmode;
876 unsigned char new_ch_offset;
877 struct HT_info_element *pHT_info;
878 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
879 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
880 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
881 struct registry_priv *pregistrypriv = &padapter->registrypriv;
882 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
883 u8 cbw40_enable = 0;
884
885 if (!pIE)
886 return;
887
888 if (phtpriv->ht_option == false)
889 return;
890
891 if (pIE->length > sizeof(struct HT_info_element))
892 return;
893
894 pHT_info = (struct HT_info_element *)pIE->data;
895
896 if (pmlmeext->cur_channel > 14) {
897 if ((pregistrypriv->bw_mode & 0xf0) > 0)
898 cbw40_enable = 1;
899 } else {
900 if ((pregistrypriv->bw_mode & 0x0f) > 0)
901 cbw40_enable = 1;
902 }
903
904 if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
905 new_bwmode = CHANNEL_WIDTH_40;
906
907 switch (pHT_info->infos[0] & 0x3) {
908 case 1:
909 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
910 break;
911
912 case 3:
913 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
914 break;
915
916 default:
917 new_bwmode = CHANNEL_WIDTH_20;
918 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
919 break;
920 }
921 } else {
922 new_bwmode = CHANNEL_WIDTH_20;
923 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
924 }
925
926 if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) {
927 pmlmeinfo->bwmode_updated = true;
928
929 pmlmeext->cur_bwmode = new_bwmode;
930 pmlmeext->cur_ch_offset = new_ch_offset;
931
932
933 HT_info_handler(padapter, pIE);
934 } else {
935 pmlmeinfo->bwmode_updated = false;
936 }
937
938 if (true == pmlmeinfo->bwmode_updated) {
939 struct sta_info *psta;
940 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
941 struct sta_priv *pstapriv = &padapter->stapriv;
942
943
944
945
946 psta = rtw_get_stainfo(pstapriv, cur_network->mac_address);
947 if (psta) {
948 struct ht_priv *phtpriv_sta = &psta->htpriv;
949
950 if (phtpriv_sta->ht_option) {
951
952 psta->bw_mode = pmlmeext->cur_bwmode;
953 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
954 } else {
955 psta->bw_mode = CHANNEL_WIDTH_20;
956 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
957 }
958
959 rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
960 }
961 }
962}
963
964void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
965{
966 unsigned int i;
967 u8 max_AMPDU_len, min_MPDU_spacing;
968 u8 cur_ldpc_cap = 0, cur_stbc_cap = 0;
969 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
970 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
971 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
972 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
973
974 if (!pIE)
975 return;
976
977 if (phtpriv->ht_option == false)
978 return;
979
980 pmlmeinfo->HT_caps_enable = 1;
981
982 for (i = 0; i < (pIE->length); i++) {
983 if (i != 2) {
984
985
986 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
987 } else {
988
989 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
990 max_AMPDU_len = (pIE->data[i] & 0x3);
991 else
992 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
993
994 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
995 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
996 else
997 min_MPDU_spacing = (pIE->data[i] & 0x1c);
998
999 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
1000 }
1001 }
1002
1003
1004 for (i = 0; i < 16; i++)
1005 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
1006
1007
1008 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
1009
1010 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1011
1012 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) &&
1013 GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data))
1014 SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
1015
1016 phtpriv->stbc_cap = cur_stbc_cap;
1017 } else {
1018
1019 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) &&
1020 GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data))
1021 SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
1022
1023 phtpriv->ldpc_cap = cur_ldpc_cap;
1024
1025
1026 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) &&
1027 GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data))
1028 SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
1029
1030 phtpriv->stbc_cap = cur_stbc_cap;
1031 }
1032}
1033
1034void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1035{
1036 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1037 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1038 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1039 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1040
1041 if (!pIE)
1042 return;
1043
1044 if (phtpriv->ht_option == false)
1045 return;
1046
1047 if (pIE->length > sizeof(struct HT_info_element))
1048 return;
1049
1050 pmlmeinfo->HT_info_enable = 1;
1051 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->length);
1052}
1053
1054void HTOnAssocRsp(struct adapter *padapter)
1055{
1056 unsigned char max_AMPDU_len;
1057 unsigned char min_MPDU_spacing;
1058
1059 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1060 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1061
1062 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
1063 pmlmeinfo->HT_enable = 1;
1064 } else {
1065 pmlmeinfo->HT_enable = 0;
1066
1067 return;
1068 }
1069
1070
1071
1072
1073
1074
1075 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
1076
1077 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
1078
1079 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
1080
1081 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
1082}
1083
1084void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
1085{
1086 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1087 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1088
1089 if (pIE->length > 1)
1090 return;
1091
1092 pmlmeinfo->ERP_enable = 1;
1093 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->length);
1094}
1095
1096void VCS_update(struct adapter *padapter, struct sta_info *psta)
1097{
1098 struct registry_priv *pregpriv = &padapter->registrypriv;
1099 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1100 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1101
1102 switch (pregpriv->vrtl_carrier_sense) {
1103 case 0:
1104 psta->rtsen = 0;
1105 psta->cts2self = 0;
1106 break;
1107
1108 case 1:
1109 if (pregpriv->vcs_type == 1) {
1110 psta->rtsen = 1;
1111 psta->cts2self = 0;
1112 } else {
1113 psta->rtsen = 0;
1114 psta->cts2self = 1;
1115 }
1116 break;
1117
1118 case 2:
1119 default:
1120 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
1121 if (pregpriv->vcs_type == 1) {
1122 psta->rtsen = 1;
1123 psta->cts2self = 0;
1124 } else {
1125 psta->rtsen = 0;
1126 psta->cts2self = 1;
1127 }
1128 } else {
1129 psta->rtsen = 0;
1130 psta->cts2self = 0;
1131 }
1132 break;
1133 }
1134}
1135
1136void update_ldpc_stbc_cap(struct sta_info *psta)
1137{
1138 if (psta->htpriv.ht_option) {
1139 if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
1140 psta->ldpc = 1;
1141
1142 if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
1143 psta->stbc = 1;
1144 } else {
1145 psta->ldpc = 0;
1146 psta->stbc = 0;
1147 }
1148}
1149
1150int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
1151{
1152 unsigned int len;
1153 unsigned char *p;
1154 unsigned short val16, subtype;
1155 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
1156
1157 u16 wpa_len = 0, rsn_len = 0;
1158 u8 encryp_protocol = 0;
1159 struct wlan_bssid_ex *bssid;
1160 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
1161 unsigned char *pbuf;
1162 u32 wpa_ielen = 0;
1163 u8 *pbssid = GetAddr3Ptr(pframe);
1164 struct HT_info_element *pht_info = NULL;
1165 struct ieee80211_ht_cap *pht_cap = NULL;
1166 u32 bcn_channel;
1167 unsigned short ht_cap_info;
1168 unsigned char ht_info_infos_0;
1169 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
1170 int ssid_len;
1171
1172 if (is_client_associated_to_ap(Adapter) == false)
1173 return true;
1174
1175 len = packet_len - sizeof(struct ieee80211_hdr_3addr);
1176
1177 if (len > MAX_IE_SZ)
1178 return _FAIL;
1179
1180 if (memcmp(cur_network->network.mac_address, pbssid, 6))
1181 return true;
1182
1183 bssid = rtw_zmalloc(sizeof(struct wlan_bssid_ex));
1184 if (!bssid)
1185 return true;
1186
1187 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) {
1188 pmlmepriv->timeBcnInfoChkStart = 0;
1189 pmlmepriv->NumOfBcnInfoChkFail = 0;
1190 }
1191
1192 subtype = GetFrameSubType(pframe) >> 4;
1193
1194 if (subtype == WIFI_BEACON)
1195 bssid->reserved[0] = 1;
1196
1197 bssid->length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
1198
1199
1200 bssid->ie_length = len;
1201 memcpy(bssid->ies, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->ie_length);
1202
1203
1204
1205 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, WLAN_EID_HT_CAPABILITY, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
1206 if (p && len > 0) {
1207 pht_cap = (struct ieee80211_ht_cap *)(p + 2);
1208 ht_cap_info = le16_to_cpu(pht_cap->cap_info);
1209 } else {
1210 ht_cap_info = 0;
1211 }
1212
1213 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, WLAN_EID_HT_OPERATION, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
1214 if (p && len > 0) {
1215 pht_info = (struct HT_info_element *)(p + 2);
1216 ht_info_infos_0 = pht_info->infos[0];
1217 } else {
1218 ht_info_infos_0 = 0;
1219 }
1220 if (ht_cap_info != cur_network->bcn_info.ht_cap_info ||
1221 ((ht_info_infos_0&0x03) != (cur_network->bcn_info.ht_info_infos_0&0x03))) {
1222 {
1223
1224 cur_network->bcn_info.ht_cap_info = ht_cap_info;
1225 cur_network->bcn_info.ht_info_infos_0 = ht_info_infos_0;
1226
1227 }
1228
1229 }
1230
1231
1232 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, WLAN_EID_DS_PARAMS, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
1233 if (p) {
1234 bcn_channel = *(p + 2);
1235 } else {
1236 rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, WLAN_EID_HT_OPERATION,
1237 &len, bssid->ie_length - _FIXED_IE_LENGTH_);
1238 if (pht_info)
1239 bcn_channel = pht_info->primary_channel;
1240 else
1241 bcn_channel = Adapter->mlmeextpriv.cur_channel;
1242 }
1243
1244 if (bcn_channel != Adapter->mlmeextpriv.cur_channel)
1245 goto _mismatch;
1246
1247
1248 ssid_len = 0;
1249 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, WLAN_EID_SSID, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
1250 if (p) {
1251 ssid_len = *(p + 1);
1252 if (ssid_len > NDIS_802_11_LENGTH_SSID)
1253 ssid_len = 0;
1254 }
1255 memcpy(bssid->ssid.ssid, (p + 2), ssid_len);
1256 bssid->ssid.ssid_length = ssid_len;
1257
1258 if (memcmp(bssid->ssid.ssid, cur_network->network.ssid.ssid, 32) ||
1259 bssid->ssid.ssid_length != cur_network->network.ssid.ssid_length)
1260 if (bssid->ssid.ssid[0] != '\0' &&
1261 bssid->ssid.ssid_length != 0)
1262 goto _mismatch;
1263
1264
1265 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
1266
1267 if (val16 & BIT(4))
1268 bssid->privacy = 1;
1269 else
1270 bssid->privacy = 0;
1271
1272 if (cur_network->network.privacy != bssid->privacy)
1273 goto _mismatch;
1274
1275 rtw_get_sec_ie(bssid->ies, bssid->ie_length, NULL, &rsn_len, NULL, &wpa_len);
1276
1277 if (rsn_len > 0)
1278 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1279 else if (wpa_len > 0)
1280 encryp_protocol = ENCRYP_PROTOCOL_WPA;
1281 else
1282 if (bssid->privacy)
1283 encryp_protocol = ENCRYP_PROTOCOL_WEP;
1284
1285 if (cur_network->bcn_info.encryp_protocol != encryp_protocol)
1286 goto _mismatch;
1287
1288 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
1289 pbuf = rtw_get_wpa_ie(&bssid->ies[12], &wpa_ielen, bssid->ie_length-12);
1290 if (pbuf && (wpa_ielen > 0)) {
1291 rtw_parse_wpa_ie(pbuf, wpa_ielen + 2, &group_cipher,
1292 &pairwise_cipher, &is_8021x);
1293 } else {
1294 pbuf = rtw_get_wpa2_ie(&bssid->ies[12], &wpa_ielen, bssid->ie_length-12);
1295
1296 if (pbuf && (wpa_ielen > 0))
1297 rtw_parse_wpa2_ie(pbuf, wpa_ielen + 2, &group_cipher,
1298 &pairwise_cipher, &is_8021x);
1299 }
1300
1301 if (pairwise_cipher != cur_network->bcn_info.pairwise_cipher ||
1302 group_cipher != cur_network->bcn_info.group_cipher)
1303 goto _mismatch;
1304
1305 if (is_8021x != cur_network->bcn_info.is_8021x)
1306 goto _mismatch;
1307 }
1308
1309 kfree(bssid);
1310 return _SUCCESS;
1311
1312_mismatch:
1313 kfree(bssid);
1314
1315 if (pmlmepriv->NumOfBcnInfoChkFail == 0)
1316 pmlmepriv->timeBcnInfoChkStart = jiffies;
1317
1318 pmlmepriv->NumOfBcnInfoChkFail++;
1319
1320 if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)
1321 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) {
1322 pmlmepriv->timeBcnInfoChkStart = 0;
1323 pmlmepriv->NumOfBcnInfoChkFail = 0;
1324 return _FAIL;
1325 }
1326
1327 return _SUCCESS;
1328}
1329
1330void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1331{
1332 unsigned int i;
1333 unsigned int len;
1334 struct ndis_80211_var_ie *pIE;
1335
1336 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1337
1338 for (i = 0; i < len;) {
1339 pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1340
1341 switch (pIE->element_id) {
1342 case WLAN_EID_VENDOR_SPECIFIC:
1343
1344 if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->length == WLAN_WMM_LEN)
1345 if (WMM_param_handler(padapter, pIE))
1346 report_wmm_edca_update(padapter);
1347
1348 break;
1349
1350 case WLAN_EID_HT_OPERATION:
1351
1352 bwmode_update_check(padapter, pIE);
1353 break;
1354
1355 case WLAN_EID_ERP_INFO:
1356 ERP_IE_handler(padapter, pIE);
1357 VCS_update(padapter, psta);
1358 break;
1359
1360 default:
1361 break;
1362 }
1363
1364 i += (pIE->length + 2);
1365 }
1366}
1367
1368unsigned int is_ap_in_tkip(struct adapter *padapter)
1369{
1370 u32 i;
1371 struct ndis_80211_var_ie *pIE;
1372 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1373 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1374 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1375
1376 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1377 for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.ie_length;) {
1378 pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.ies + i);
1379
1380 switch (pIE->element_id) {
1381 case WLAN_EID_VENDOR_SPECIFIC:
1382 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1383 return true;
1384
1385 break;
1386
1387 case WLAN_EID_RSN:
1388 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1389 return true;
1390 break;
1391
1392 default:
1393 break;
1394 }
1395
1396 i += (pIE->length + 2);
1397 }
1398
1399 return false;
1400 } else {
1401 return false;
1402 }
1403}
1404
1405int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
1406{
1407 unsigned char bit_offset;
1408 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1409 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1410
1411 if (!(pmlmeinfo->HT_enable))
1412 return _FAIL;
1413
1414 bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
1415
1416 if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
1417 return _SUCCESS;
1418 else
1419 return _FAIL;
1420}
1421
1422unsigned char get_highest_rate_idx(u32 mask)
1423{
1424 int i;
1425 unsigned char rate_idx = 0;
1426
1427 for (i = 31; i >= 0; i--) {
1428 if (mask & BIT(i)) {
1429 rate_idx = i;
1430 break;
1431 }
1432 }
1433
1434 return rate_idx;
1435}
1436
1437void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta)
1438{
1439 rtw_hal_update_ra_mask(psta, 0);
1440}
1441
1442void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1443{
1444
1445 Update_RA_Entry(padapter, psta);
1446}
1447
1448static u32 get_realtek_assoc_AP_vender(struct ndis_80211_var_ie *pIE)
1449{
1450 u32 Vender = HT_IOT_PEER_REALTEK;
1451
1452 if (pIE->length >= 5) {
1453 if (pIE->data[4] == 1)
1454
1455
1456 if (pIE->data[5] & RT_HT_CAP_USE_92SE)
1457
1458 Vender = HT_IOT_PEER_REALTEK_92SE;
1459
1460 if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
1461 Vender = HT_IOT_PEER_REALTEK_SOFTAP;
1462
1463 if (pIE->data[4] == 2) {
1464 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT)
1465 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
1466
1467 if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT)
1468 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
1469 }
1470 }
1471
1472 return Vender;
1473}
1474
1475unsigned char check_assoc_AP(u8 *pframe, uint len)
1476{
1477 unsigned int i;
1478 struct ndis_80211_var_ie *pIE;
1479
1480 for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) {
1481 pIE = (struct ndis_80211_var_ie *)(pframe + i);
1482
1483 switch (pIE->element_id) {
1484 case WLAN_EID_VENDOR_SPECIFIC:
1485 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3)))
1486 return HT_IOT_PEER_ATHEROS;
1487 else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) ||
1488 (!memcmp(pIE->data, BROADCOM_OUI2, 3)) ||
1489 (!memcmp(pIE->data, BROADCOM_OUI3, 3)))
1490 return HT_IOT_PEER_BROADCOM;
1491 else if (!memcmp(pIE->data, MARVELL_OUI, 3))
1492 return HT_IOT_PEER_MARVELL;
1493 else if (!memcmp(pIE->data, RALINK_OUI, 3))
1494 return HT_IOT_PEER_RALINK;
1495 else if (!memcmp(pIE->data, CISCO_OUI, 3))
1496 return HT_IOT_PEER_CISCO;
1497 else if (!memcmp(pIE->data, REALTEK_OUI, 3))
1498 return get_realtek_assoc_AP_vender(pIE);
1499 else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3))
1500 return HT_IOT_PEER_AIRGO;
1501 else
1502 break;
1503
1504 default:
1505 break;
1506 }
1507
1508 i += (pIE->length + 2);
1509 }
1510
1511 return HT_IOT_PEER_UNKNOWN;
1512}
1513
1514void update_IOT_info(struct adapter *padapter)
1515{
1516 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1517 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1518
1519 switch (pmlmeinfo->assoc_AP_vendor) {
1520 case HT_IOT_PEER_MARVELL:
1521 pmlmeinfo->turboMode_cts2self = 1;
1522 pmlmeinfo->turboMode_rtsen = 0;
1523 break;
1524
1525 case HT_IOT_PEER_RALINK:
1526 pmlmeinfo->turboMode_cts2self = 0;
1527 pmlmeinfo->turboMode_rtsen = 1;
1528
1529 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1530 break;
1531 case HT_IOT_PEER_REALTEK:
1532
1533
1534
1535 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1536 break;
1537 default:
1538 pmlmeinfo->turboMode_cts2self = 0;
1539 pmlmeinfo->turboMode_rtsen = 1;
1540 break;
1541 }
1542}
1543
1544void update_capinfo(struct adapter *Adapter, u16 updateCap)
1545{
1546 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
1547 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1548 bool ShortPreamble;
1549
1550
1551
1552
1553 {
1554 if (updateCap & cShortPreamble) {
1555
1556 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) {
1557 ShortPreamble = true;
1558 pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1559 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1560 }
1561 } else {
1562
1563 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) {
1564 ShortPreamble = false;
1565 pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1566 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1567 }
1568 }
1569 }
1570
1571 if (updateCap & cIBSS) {
1572
1573 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1574 } else {
1575
1576 if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N)) {
1577 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1578 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) {
1579 if ((updateCap & cShortSlotTime) )
1580
1581 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1582 else
1583
1584 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1585 } else {
1586
1587 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1588 }
1589 }
1590
1591 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1592}
1593
1594void update_wireless_mode(struct adapter *padapter)
1595{
1596 int network_type = 0;
1597 u32 SIFS_Timer;
1598 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1599 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1600 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1601 unsigned char *rate = cur_network->supported_rates;
1602
1603 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1604 pmlmeinfo->HT_enable = 1;
1605
1606 if (pmlmeinfo->HT_enable)
1607 network_type = WIRELESS_11_24N;
1608
1609 if (rtw_is_cckratesonly_included(rate))
1610 network_type |= WIRELESS_11B;
1611 else if (rtw_is_cckrates_included(rate))
1612 network_type |= WIRELESS_11BG;
1613 else
1614 network_type |= WIRELESS_11G;
1615
1616 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1617
1618 SIFS_Timer = 0x0a0a0808;
1619
1620
1621 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer);
1622
1623 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode));
1624
1625 if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1626 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1627 else
1628 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1629}
1630
1631void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
1632{
1633 if (is_supported_tx_cck(wireless_mode)) {
1634
1635 memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
1636 psta->bssratelen = 4;
1637 } else {
1638 memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
1639 psta->bssratelen = 3;
1640 }
1641}
1642
1643int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1644{
1645 unsigned int ie_len;
1646 struct ndis_80211_var_ie *pIE;
1647 int supportRateNum = 0;
1648 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1649 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1650
1651 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, WLAN_EID_SUPP_RATES, &ie_len, var_ie_len);
1652 if (!pIE)
1653 return _FAIL;
1654 if (ie_len > sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates))
1655 return _FAIL;
1656
1657 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1658 supportRateNum = ie_len;
1659
1660 pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, WLAN_EID_EXT_SUPP_RATES, &ie_len, var_ie_len);
1661 if (pIE && (ie_len <= sizeof(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates) - supportRateNum))
1662 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1663
1664 return _SUCCESS;
1665}
1666
1667void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1668{
1669 struct sta_info *psta;
1670 u16 tid, param;
1671 struct recv_reorder_ctrl *preorder_ctrl;
1672 struct sta_priv *pstapriv = &padapter->stapriv;
1673 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
1674 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1675 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1676
1677 psta = rtw_get_stainfo(pstapriv, addr);
1678
1679 if (psta) {
1680 param = le16_to_cpu(preq->BA_para_set);
1681 tid = (param>>2)&0x0f;
1682
1683 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1684
1685 preorder_ctrl->indicate_seq = 0xffff;
1686
1687 preorder_ctrl->enable = pmlmeinfo->accept_addba_req;
1688 }
1689}
1690
1691void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1692{
1693 u8 *pIE;
1694 __le32 *pbuf;
1695
1696 pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
1697 pbuf = (__le32 *)pIE;
1698
1699 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
1700
1701 pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1702
1703 pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1704}
1705
1706void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1707{
1708 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
1709}
1710
1711void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1712{
1713 int i;
1714 u8 *pIE;
1715 __le32 *pbuf;
1716 u64 tsf = 0;
1717 u32 delay_ms;
1718 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1719
1720 pmlmeext->bcn_cnt++;
1721
1722 pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
1723 pbuf = (__le32 *)pIE;
1724
1725 tsf = le32_to_cpu(*(pbuf+1));
1726 tsf = tsf << 32;
1727 tsf |= le32_to_cpu(*pbuf);
1728
1729
1730
1731 delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024));
1732 delay_ms = delay_ms/1000;
1733
1734 if (delay_ms >= 8)
1735 pmlmeext->bcn_delay_cnt[8]++;
1736
1737 else
1738 pmlmeext->bcn_delay_cnt[delay_ms]++;
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750 if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) {
1751 u8 ratio_20_delay, ratio_80_delay;
1752 u8 DrvBcnEarly, DrvBcnTimeOut;
1753
1754 ratio_20_delay = 0;
1755 ratio_80_delay = 0;
1756 DrvBcnEarly = 0xff;
1757 DrvBcnTimeOut = 0xff;
1758
1759 for (i = 0; i < 9; i++) {
1760 pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt;
1761
1762 ratio_20_delay += pmlmeext->bcn_delay_ratio[i];
1763 ratio_80_delay += pmlmeext->bcn_delay_ratio[i];
1764
1765 if (ratio_20_delay > 20 && DrvBcnEarly == 0xff)
1766 DrvBcnEarly = i;
1767
1768 if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff)
1769 DrvBcnTimeOut = i;
1770
1771
1772 pmlmeext->bcn_delay_cnt[i] = 0;
1773 pmlmeext->bcn_delay_ratio[i] = 0;
1774 }
1775
1776 pmlmeext->DrvBcnEarly = DrvBcnEarly;
1777 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut;
1778
1779 pmlmeext->bcn_cnt = 0;
1780 }
1781}
1782
1783void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta)
1784{
1785 int i;
1786 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1787 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
1788
1789 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
1790 return;
1791
1792 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) {
1793 psta->mac_id = NUM_STA;
1794 return;
1795 }
1796
1797 spin_lock_bh(&pdvobj->lock);
1798 for (i = 0; i < NUM_STA; i++) {
1799 if (pdvobj->macid[i] == false) {
1800 pdvobj->macid[i] = true;
1801 break;
1802 }
1803 }
1804 spin_unlock_bh(&pdvobj->lock);
1805
1806 if (i > (NUM_STA - 1))
1807 psta->mac_id = NUM_STA;
1808 else
1809 psta->mac_id = i;
1810}
1811
1812void rtw_release_macid(struct adapter *padapter, struct sta_info *psta)
1813{
1814 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1815 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
1816
1817 if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
1818 return;
1819
1820 if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN))
1821 return;
1822
1823 spin_lock_bh(&pdvobj->lock);
1824 if (psta->mac_id < NUM_STA && psta->mac_id != 1) {
1825 if (pdvobj->macid[psta->mac_id] == true) {
1826 pdvobj->macid[psta->mac_id] = false;
1827 psta->mac_id = NUM_STA;
1828 }
1829 }
1830 spin_unlock_bh(&pdvobj->lock);
1831}
1832
1833
1834u8 rtw_search_max_mac_id(struct adapter *padapter)
1835{
1836 u8 max_mac_id = 0;
1837 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
1838 int i;
1839
1840 spin_lock_bh(&pdvobj->lock);
1841 for (i = (NUM_STA-1); i >= 0 ; i--) {
1842 if (pdvobj->macid[i] == true)
1843 break;
1844 }
1845 max_mac_id = i;
1846 spin_unlock_bh(&pdvobj->lock);
1847
1848 return max_mac_id;
1849}
1850
1851struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
1852{
1853 if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0)
1854 return NULL;
1855
1856 return dvobj->padapters;
1857}
1858
