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1 /******************************************************************************
2  *
3  * Copyright(c) 2007 - 2017 Realtek Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12  * more details.
13  *
14  *****************************************************************************/
15 #define _RTW_WLAN_UTIL_C_
16 
17 #include <drv_types.h>
18 #include <hal_data.h>
19 
20 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
21 	#include <linux/inetdevice.h>
22 	#define ETH_TYPE_OFFSET	12
23 	#define PROTOCOL_OFFSET	23
24 	#define IP_OFFSET	30
25 	#define IPv6_OFFSET	38
26 	#define IPv6_PROTOCOL_OFFSET	20
27 #endif
28 
29 unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
30 unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
31 
32 unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
33 unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
34 unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
35 
36 
37 unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
38 unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
39 unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
40 unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
41 unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
42 
43 unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
44 
45 extern unsigned char RTW_WPA_OUI[];
46 extern unsigned char WPA_TKIP_CIPHER[4];
47 extern unsigned char RSN_TKIP_CIPHER[4];
48 
49 #define R2T_PHY_DELAY	(0)
50 
51 /* #define WAIT_FOR_BCN_TO_MIN	(3000) */
52 #define WAIT_FOR_BCN_TO_MIN	(6000)
53 #define WAIT_FOR_BCN_TO_MAX	(20000)
54 
55 static u8 rtw_basic_rate_cck[4] = {
56 	IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
57 	IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK
58 };
59 
60 static u8 rtw_basic_rate_ofdm[3] = {
61 	IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
62 	IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
63 };
64 
65 static u8 rtw_basic_rate_mix[7] = {
66 	IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
67 	IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK,
68 	IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
69 	IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
70 };
71 
72 extern u8	WIFI_CCKRATES[];
rtw_is_cck_rate(u8 rate)73 bool rtw_is_cck_rate(u8 rate)
74 {
75 	int i;
76 
77 	for (i = 0; i < 4; i++)
78 		if ((WIFI_CCKRATES[i] & 0x7F) == (rate & 0x7F))
79 			return 1;
80 	return 0;
81 }
82 
83 extern u8	WIFI_OFDMRATES[];
rtw_is_ofdm_rate(u8 rate)84 bool rtw_is_ofdm_rate(u8 rate)
85 {
86 	int i;
87 
88 	for (i = 0; i < 8; i++)
89 		if ((WIFI_OFDMRATES[i] & 0x7F) == (rate & 0x7F))
90 			return 1;
91 	return 0;
92 }
93 
94 /* test if rate is defined in rtw_basic_rate_cck */
rtw_is_basic_rate_cck(u8 rate)95 bool rtw_is_basic_rate_cck(u8 rate)
96 {
97 	int i;
98 
99 	for (i = 0; i < 4; i++)
100 		if ((rtw_basic_rate_cck[i] & 0x7F) == (rate & 0x7F))
101 			return 1;
102 	return 0;
103 }
104 
105 /* test if rate is defined in rtw_basic_rate_ofdm */
rtw_is_basic_rate_ofdm(u8 rate)106 bool rtw_is_basic_rate_ofdm(u8 rate)
107 {
108 	int i;
109 
110 	for (i = 0; i < 3; i++)
111 		if ((rtw_basic_rate_ofdm[i] & 0x7F) == (rate & 0x7F))
112 			return 1;
113 	return 0;
114 }
115 
116 /* test if rate is defined in rtw_basic_rate_mix */
rtw_is_basic_rate_mix(u8 rate)117 bool rtw_is_basic_rate_mix(u8 rate)
118 {
119 	int i;
120 
121 	for (i = 0; i < 7; i++)
122 		if ((rtw_basic_rate_mix[i] & 0x7F) == (rate & 0x7F))
123 			return 1;
124 	return 0;
125 }
126 #ifdef CONFIG_BCN_CNT_CONFIRM_HDL
127 int new_bcn_max = 3;
128 #endif
cckrates_included(unsigned char * rate,int ratelen)129 int cckrates_included(unsigned char *rate, int ratelen)
130 {
131 	int	i;
132 
133 	for (i = 0; i < ratelen; i++) {
134 		if ((((rate[i]) & 0x7f) == 2)	|| (((rate[i]) & 0x7f) == 4) ||
135 		    (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
136 			return _TRUE;
137 	}
138 
139 	return _FALSE;
140 
141 }
142 
cckratesonly_included(unsigned char * rate,int ratelen)143 int cckratesonly_included(unsigned char *rate, int ratelen)
144 {
145 	int	i;
146 
147 	for (i = 0; i < ratelen; i++) {
148 		if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
149 		    (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
150 			return _FALSE;
151 	}
152 
153 	return _TRUE;
154 }
155 
rtw_get_sta_rx_nss(_adapter * adapter,struct sta_info * psta)156 s8 rtw_get_sta_rx_nss(_adapter *adapter, struct sta_info *psta)
157 {
158 	s8 nss = 1;
159 
160 	if (!psta)
161 		return nss;
162 
163 	nss = GET_HAL_RX_NSS(adapter);
164 
165 #ifdef CONFIG_80211N_HT
166 	#ifdef CONFIG_80211AC_VHT
167 	if (psta->vhtpriv.vht_option)
168 		nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
169 	else
170 	#endif /* CONFIG_80211AC_VHT */
171 	if (psta->htpriv.ht_option)
172 		nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
173 #endif /*CONFIG_80211N_HT*/
174 	RTW_INFO("%s: %d ss\n", __func__, nss);
175 	return nss;
176 }
177 
rtw_get_sta_tx_nss(_adapter * adapter,struct sta_info * psta)178 s8 rtw_get_sta_tx_nss(_adapter *adapter, struct sta_info *psta)
179 {
180 	s8 nss = 1;
181 
182 	if (!psta)
183 		return nss;
184 
185 	nss = GET_HAL_TX_NSS(adapter);
186 
187 #ifdef CONFIG_80211N_HT
188 	#ifdef CONFIG_80211AC_VHT
189 	if (psta->vhtpriv.vht_option)
190 		nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
191 	else
192 	#endif /* CONFIG_80211AC_VHT */
193 	if (psta->htpriv.ht_option)
194 		nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
195 #endif /*CONFIG_80211N_HT*/
196 	RTW_INFO("%s: %d SS\n", __func__, nss);
197 	return nss;
198 }
199 
judge_network_type(_adapter * padapter,unsigned char * rate,int ratelen)200 u8 judge_network_type(_adapter *padapter, unsigned char *rate, int ratelen)
201 {
202 	u8 network_type = 0;
203 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
204 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
205 
206 
207 	if (pmlmeext->cur_channel > 14) {
208 		if (pmlmeinfo->VHT_enable)
209 			network_type = WIRELESS_11AC;
210 		else if (pmlmeinfo->HT_enable)
211 			network_type = WIRELESS_11_5N;
212 
213 		network_type |= WIRELESS_11A;
214 	} else {
215 		if (pmlmeinfo->HT_enable)
216 			network_type = WIRELESS_11_24N;
217 
218 		if ((cckratesonly_included(rate, ratelen)) == _TRUE)
219 			network_type |= WIRELESS_11B;
220 		else if ((cckrates_included(rate, ratelen)) == _TRUE)
221 			network_type |= WIRELESS_11BG;
222 		else
223 			network_type |= WIRELESS_11G;
224 	}
225 
226 	return	network_type;
227 }
228 
229 unsigned char ratetbl_val_2wifirate(unsigned char rate);
ratetbl_val_2wifirate(unsigned char rate)230 unsigned char ratetbl_val_2wifirate(unsigned char rate)
231 {
232 	unsigned char val = 0;
233 
234 	switch (rate & 0x7f) {
235 	case 0:
236 		val = IEEE80211_CCK_RATE_1MB;
237 		break;
238 
239 	case 1:
240 		val = IEEE80211_CCK_RATE_2MB;
241 		break;
242 
243 	case 2:
244 		val = IEEE80211_CCK_RATE_5MB;
245 		break;
246 
247 	case 3:
248 		val = IEEE80211_CCK_RATE_11MB;
249 		break;
250 
251 	case 4:
252 		val = IEEE80211_OFDM_RATE_6MB;
253 		break;
254 
255 	case 5:
256 		val = IEEE80211_OFDM_RATE_9MB;
257 		break;
258 
259 	case 6:
260 		val = IEEE80211_OFDM_RATE_12MB;
261 		break;
262 
263 	case 7:
264 		val = IEEE80211_OFDM_RATE_18MB;
265 		break;
266 
267 	case 8:
268 		val = IEEE80211_OFDM_RATE_24MB;
269 		break;
270 
271 	case 9:
272 		val = IEEE80211_OFDM_RATE_36MB;
273 		break;
274 
275 	case 10:
276 		val = IEEE80211_OFDM_RATE_48MB;
277 		break;
278 
279 	case 11:
280 		val = IEEE80211_OFDM_RATE_54MB;
281 		break;
282 
283 	}
284 
285 	return val;
286 
287 }
288 
289 int is_basicrate(_adapter *padapter, unsigned char rate);
is_basicrate(_adapter * padapter,unsigned char rate)290 int is_basicrate(_adapter *padapter, unsigned char rate)
291 {
292 	int i;
293 	unsigned char val;
294 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
295 
296 	for (i = 0; i < NumRates; i++) {
297 		val = pmlmeext->basicrate[i];
298 
299 		if ((val != 0xff) && (val != 0xfe)) {
300 			if (rate == ratetbl_val_2wifirate(val))
301 				return _TRUE;
302 		}
303 	}
304 
305 	return _FALSE;
306 }
307 
308 unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset);
ratetbl2rateset(_adapter * padapter,unsigned char * rateset)309 unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset)
310 {
311 	int i;
312 	unsigned char rate;
313 	unsigned int	len = 0;
314 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
315 
316 	for (i = 0; i < NumRates; i++) {
317 		rate = pmlmeext->datarate[i];
318 
319 		if (rtw_get_oper_ch(padapter) > 14 && rate < _6M_RATE_) /*5G no support CCK rate*/
320 			continue;
321 
322 		switch (rate) {
323 		case 0xff:
324 			return len;
325 
326 		case 0xfe:
327 			continue;
328 
329 		default:
330 			rate = ratetbl_val_2wifirate(rate);
331 
332 			if (is_basicrate(padapter, rate) == _TRUE)
333 				rate |= IEEE80211_BASIC_RATE_MASK;
334 
335 			rateset[len] = rate;
336 			len++;
337 			break;
338 		}
339 	}
340 	return len;
341 }
342 
get_rate_set(_adapter * padapter,unsigned char * pbssrate,int * bssrate_len)343 void get_rate_set(_adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
344 {
345 	unsigned char supportedrates[NumRates];
346 
347 	_rtw_memset(supportedrates, 0, NumRates);
348 	*bssrate_len = ratetbl2rateset(padapter, supportedrates);
349 	_rtw_memcpy(pbssrate, supportedrates, *bssrate_len);
350 }
351 
set_mcs_rate_by_mask(u8 * mcs_set,u32 mask)352 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
353 {
354 	u8 mcs_rate_1r = (u8)(mask & 0xff);
355 	u8 mcs_rate_2r = (u8)((mask >> 8) & 0xff);
356 	u8 mcs_rate_3r = (u8)((mask >> 16) & 0xff);
357 	u8 mcs_rate_4r = (u8)((mask >> 24) & 0xff);
358 
359 	mcs_set[0] &= mcs_rate_1r;
360 	mcs_set[1] &= mcs_rate_2r;
361 	mcs_set[2] &= mcs_rate_3r;
362 	mcs_set[3] &= mcs_rate_4r;
363 }
364 
UpdateBrateTbl(PADAPTER Adapter,u8 * mBratesOS)365 void UpdateBrateTbl(
366 	PADAPTER		Adapter,
367 	u8			*mBratesOS
368 )
369 {
370 	u8	i;
371 	u8	rate;
372 
373 	/* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
374 	for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
375 		rate = mBratesOS[i] & 0x7f;
376 		switch (rate) {
377 		case IEEE80211_CCK_RATE_1MB:
378 		case IEEE80211_CCK_RATE_2MB:
379 		case IEEE80211_CCK_RATE_5MB:
380 		case IEEE80211_CCK_RATE_11MB:
381 		case IEEE80211_OFDM_RATE_6MB:
382 		case IEEE80211_OFDM_RATE_12MB:
383 		case IEEE80211_OFDM_RATE_24MB:
384 			mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
385 			break;
386 		}
387 	}
388 
389 }
390 
UpdateBrateTblForSoftAP(u8 * bssrateset,u32 bssratelen)391 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
392 {
393 	u8	i;
394 	u8	rate;
395 
396 	for (i = 0; i < bssratelen; i++) {
397 		rate = bssrateset[i] & 0x7f;
398 		switch (rate) {
399 		case IEEE80211_CCK_RATE_1MB:
400 		case IEEE80211_CCK_RATE_2MB:
401 		case IEEE80211_CCK_RATE_5MB:
402 		case IEEE80211_CCK_RATE_11MB:
403 			bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
404 			break;
405 		}
406 	}
407 
408 }
Set_MSR(_adapter * padapter,u8 type)409 void Set_MSR(_adapter *padapter, u8 type)
410 {
411 	rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
412 }
413 
rtw_get_oper_ch(_adapter * adapter)414 inline u8 rtw_get_oper_ch(_adapter *adapter)
415 {
416 	return adapter_to_dvobj(adapter)->oper_channel;
417 }
418 
rtw_set_oper_ch(_adapter * adapter,u8 ch)419 inline void rtw_set_oper_ch(_adapter *adapter, u8 ch)
420 {
421 #ifdef DBG_CH_SWITCH
422 	const int len = 128;
423 	char msg[128] = {0};
424 	int cnt = 0;
425 	int i = 0;
426 #endif  /* DBG_CH_SWITCH */
427 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
428 
429 	if (dvobj->oper_channel != ch) {
430 		dvobj->on_oper_ch_time = rtw_get_current_time();
431 
432 #ifdef DBG_CH_SWITCH
433 		cnt += snprintf(msg + cnt, len - cnt, "switch to ch %3u", ch);
434 
435 		for (i = 0; i < dvobj->iface_nums; i++) {
436 			_adapter *iface = dvobj->padapters[i];
437 			cnt += snprintf(msg + cnt, len - cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
438 			if (iface->mlmeextpriv.cur_channel == ch)
439 				cnt += snprintf(msg + cnt, len - cnt, "C");
440 			else
441 				cnt += snprintf(msg + cnt, len - cnt, "_");
442 			if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
443 				cnt += snprintf(msg + cnt, len - cnt, "L");
444 			else
445 				cnt += snprintf(msg + cnt, len - cnt, "_");
446 			cnt += snprintf(msg + cnt, len - cnt, "]");
447 		}
448 
449 		RTW_INFO(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
450 #endif /* DBG_CH_SWITCH */
451 	}
452 
453 	dvobj->oper_channel = ch;
454 }
455 
rtw_get_oper_bw(_adapter * adapter)456 inline u8 rtw_get_oper_bw(_adapter *adapter)
457 {
458 	return adapter_to_dvobj(adapter)->oper_bwmode;
459 }
460 
rtw_set_oper_bw(_adapter * adapter,u8 bw)461 inline void rtw_set_oper_bw(_adapter *adapter, u8 bw)
462 {
463 	adapter_to_dvobj(adapter)->oper_bwmode = bw;
464 }
465 
rtw_get_oper_choffset(_adapter * adapter)466 inline u8 rtw_get_oper_choffset(_adapter *adapter)
467 {
468 	return adapter_to_dvobj(adapter)->oper_ch_offset;
469 }
470 
rtw_set_oper_choffset(_adapter * adapter,u8 offset)471 inline void rtw_set_oper_choffset(_adapter *adapter, u8 offset)
472 {
473 	adapter_to_dvobj(adapter)->oper_ch_offset = offset;
474 }
475 
rtw_get_on_oper_ch_time(_adapter * adapter)476 inline systime rtw_get_on_oper_ch_time(_adapter *adapter)
477 {
478 	return adapter_to_dvobj(adapter)->on_oper_ch_time;
479 }
480 
rtw_get_on_cur_ch_time(_adapter * adapter)481 inline systime rtw_get_on_cur_ch_time(_adapter *adapter)
482 {
483 	if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
484 		return adapter_to_dvobj(adapter)->on_oper_ch_time;
485 	else
486 		return 0;
487 }
488 
set_channel_bwmode(_adapter * padapter,unsigned char channel,unsigned char channel_offset,unsigned short bwmode)489 void set_channel_bwmode(_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
490 {
491 	u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
492 #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
493 	u8 iqk_info_backup = _FALSE;
494 #endif
495 
496 	if (padapter->bNotifyChannelChange)
497 		RTW_INFO("[%s] ch = %d, offset = %d, bwmode = %d\n", __FUNCTION__, channel, channel_offset, bwmode);
498 
499 	center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
500 
501 	if (bwmode == CHANNEL_WIDTH_80) {
502 		if (center_ch > channel)
503 			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
504 		else if (center_ch < channel)
505 			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
506 		else
507 			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
508 	}
509 	_enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
510 
511 #ifdef CONFIG_MCC_MODE
512 	if (MCC_EN(padapter)) {
513 		/* driver doesn't set channel setting reg under MCC */
514 		if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC))
515 			RTW_INFO("Warning: Do not set channel setting reg MCC mode\n");
516 	}
517 #endif
518 
519 #ifdef CONFIG_DFS_MASTER
520 	{
521 		struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
522 		bool ori_overlap_radar_detect_ch = rtw_rfctl_overlap_radar_detect_ch(rfctl);
523 		bool new_overlap_radar_detect_ch = _rtw_rfctl_overlap_radar_detect_ch(rfctl, channel, bwmode, channel_offset);
524 
525 		if (new_overlap_radar_detect_ch && IS_CH_WAITING(rfctl)) {
526 			u8 pause = 0xFF;
527 
528 			rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause);
529 		}
530 #endif /* CONFIG_DFS_MASTER */
531 
532 		/* set Channel */
533 		/* saved channel/bw info */
534 		rtw_set_oper_ch(padapter, channel);
535 		rtw_set_oper_bw(padapter, bwmode);
536 		rtw_set_oper_choffset(padapter, channel_offset);
537 
538 #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
539 		/* To check if we need to backup iqk info after switch chnl & bw */
540 		{
541 			u8 take_care_iqk, do_iqk;
542 
543 			rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
544 			rtw_hal_get_hwreg(padapter, HW_VAR_DO_IQK, &do_iqk);
545 			if ((take_care_iqk == _TRUE) && (do_iqk == _TRUE))
546 				iqk_info_backup = _TRUE;
547 		}
548 #endif
549 
550 		rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */
551 
552 #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
553 		if (iqk_info_backup == _TRUE)
554 			rtw_hal_ch_sw_iqk_info_backup(padapter);
555 #endif
556 
557 		rtw_odm_adaptivity_update(adapter_to_dvobj(padapter));
558 
559 #ifdef CONFIG_DFS_MASTER
560 		if (new_overlap_radar_detect_ch)
561 			rtw_odm_radar_detect_enable(padapter);
562 		else if (ori_overlap_radar_detect_ch) {
563 			u8 pause = 0x00;
564 
565 			rtw_odm_radar_detect_disable(padapter);
566 			rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause);
567 		}
568 	}
569 #endif /* CONFIG_DFS_MASTER */
570 
571 	_exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
572 }
573 
get_my_bssid(WLAN_BSSID_EX * pnetwork)574 __inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork)
575 {
576 	return pnetwork->MacAddress;
577 }
578 
get_beacon_interval(WLAN_BSSID_EX * bss)579 u16 get_beacon_interval(WLAN_BSSID_EX *bss)
580 {
581 	unsigned short val;
582 	_rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
583 
584 	return le16_to_cpu(val);
585 
586 }
587 
is_client_associated_to_ap(_adapter * padapter)588 int is_client_associated_to_ap(_adapter *padapter)
589 {
590 	struct mlme_ext_priv	*pmlmeext;
591 	struct mlme_ext_info	*pmlmeinfo;
592 
593 	if (!padapter)
594 		return _FAIL;
595 
596 	pmlmeext = &padapter->mlmeextpriv;
597 	pmlmeinfo = &(pmlmeext->mlmext_info);
598 
599 	if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE))
600 		return _TRUE;
601 	else
602 		return _FAIL;
603 }
604 
is_client_associated_to_ibss(_adapter * padapter)605 int is_client_associated_to_ibss(_adapter *padapter)
606 {
607 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
608 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
609 
610 	if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE))
611 		return _TRUE;
612 	else
613 		return _FAIL;
614 }
615 
is_IBSS_empty(_adapter * padapter)616 int is_IBSS_empty(_adapter *padapter)
617 {
618 	int i;
619 	struct macid_ctl_t *macid_ctl = &padapter->dvobj->macid_ctl;
620 
621 	for (i = 0; i < macid_ctl->num; i++) {
622 		if (!rtw_macid_is_used(macid_ctl, i))
623 			continue;
624 		if (!rtw_macid_is_iface_specific(macid_ctl, i, padapter))
625 			continue;
626 		if (!GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[i]))
627 			continue;
628 		if (GET_H2CCMD_MSRRPT_PARM_ROLE(&macid_ctl->h2c_msr[i]) == H2C_MSR_ROLE_ADHOC)
629 			return _FAIL;
630 	}
631 
632 	return _TRUE;
633 }
634 
decide_wait_for_beacon_timeout(unsigned int bcn_interval)635 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
636 {
637 	if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
638 		return WAIT_FOR_BCN_TO_MIN;
639 	else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
640 		return WAIT_FOR_BCN_TO_MAX;
641 	else
642 		return bcn_interval << 2;
643 }
644 
invalidate_cam_all(_adapter * padapter)645 void invalidate_cam_all(_adapter *padapter)
646 {
647 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
648 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
649 	u8 bmc_id = rtw_iface_bcmc_id_get(padapter);
650 	_irqL irqL;
651 	u8 val8 = 0;
652 
653 	rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, &val8);
654 
655 	_enter_critical_bh(&cam_ctl->lock, &irqL);
656 
657 	rtw_sec_cam_map_clr_all(&cam_ctl->used);
658 
659 #ifndef SEC_DEFAULT_KEY_SEARCH
660 	/* for BMC data TX with force camid */
661 	if (bmc_id != INVALID_SEC_MAC_CAM_ID) {
662 		rtw_sec_cam_map_set(&cam_ctl->used, bmc_id);
663 		if (_rtw_camctl_chk_cap(padapter, SEC_CAP_CHK_EXTRA_SEC))
664 			rtw_sec_cam_map_set(&cam_ctl->used, bmc_id + 1);
665 	}
666 #endif
667 
668 	_rtw_memset(dvobj->cam_cache, 0, sizeof(struct sec_cam_ent) * SEC_CAM_ENT_NUM_SW_LIMIT);
669 	_exit_critical_bh(&cam_ctl->lock, &irqL);
670 
671 #ifdef SEC_DEFAULT_KEY_SEARCH//!BMC TX force camid
672 	/* clear default key related key search setting */
673 	rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)_FALSE);
674 #endif
675 }
676 
_clear_cam_entry(_adapter * padapter,u8 entry)677 void _clear_cam_entry(_adapter *padapter, u8 entry)
678 {
679 	unsigned char null_sta[6] = {0};
680 	unsigned char null_key[32] = {0};
681 
682 	rtw_sec_write_cam_ent(padapter, entry, 0, null_sta, null_key);
683 }
684 
_write_cam(_adapter * adapter,u8 id,u16 ctrl,u8 * mac,u8 * key)685 inline void _write_cam(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
686 {
687 #ifdef CONFIG_WRITE_CACHE_ONLY
688 	write_cam_cache(adapter, id , ctrl, mac, key);
689 #else
690 	rtw_sec_write_cam_ent(adapter, id, ctrl, mac, key);
691 	write_cam_cache(adapter, id , ctrl, mac, key);
692 #endif
693 }
694 
write_cam(_adapter * adapter,u8 id,u16 ctrl,u8 * mac,u8 * key)695 inline void write_cam(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
696 {
697 	if (ctrl & BIT(9)) {
698 		_write_cam(adapter, id, ctrl, mac, key);
699 		_write_cam(adapter, (id + 1), ctrl | BIT(5), mac, (key + 16));
700 		RTW_INFO_DUMP("key-0: ", key, 16);
701 		RTW_INFO_DUMP("key-1: ", (key + 16), 16);
702 	} else
703 		_write_cam(adapter, id, ctrl, mac, key);
704 }
705 
clear_cam_entry(_adapter * adapter,u8 id)706 inline void clear_cam_entry(_adapter *adapter, u8 id)
707 {
708 	_clear_cam_entry(adapter, id);
709 	clear_cam_cache(adapter, id);
710 }
711 
write_cam_from_cache(_adapter * adapter,u8 id)712 inline void write_cam_from_cache(_adapter *adapter, u8 id)
713 {
714 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
715 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
716 	_irqL irqL;
717 	struct sec_cam_ent cache;
718 
719 	_enter_critical_bh(&cam_ctl->lock, &irqL);
720 	_rtw_memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct sec_cam_ent));
721 	_exit_critical_bh(&cam_ctl->lock, &irqL);
722 
723 	rtw_sec_write_cam_ent(adapter, id, cache.ctrl, cache.mac, cache.key);
724 }
write_cam_cache(_adapter * adapter,u8 id,u16 ctrl,u8 * mac,u8 * key)725 void write_cam_cache(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
726 {
727 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
728 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
729 	_irqL irqL;
730 
731 	_enter_critical_bh(&cam_ctl->lock, &irqL);
732 
733 	dvobj->cam_cache[id].ctrl = ctrl;
734 	_rtw_memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
735 	_rtw_memcpy(dvobj->cam_cache[id].key, key, 16);
736 
737 	_exit_critical_bh(&cam_ctl->lock, &irqL);
738 }
739 
clear_cam_cache(_adapter * adapter,u8 id)740 void clear_cam_cache(_adapter *adapter, u8 id)
741 {
742 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
743 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
744 	_irqL irqL;
745 
746 	_enter_critical_bh(&cam_ctl->lock, &irqL);
747 
748 	_rtw_memset(&(dvobj->cam_cache[id]), 0, sizeof(struct sec_cam_ent));
749 
750 	_exit_critical_bh(&cam_ctl->lock, &irqL);
751 }
752 
_rtw_camctl_chk_cap(_adapter * adapter,u8 cap)753 inline bool _rtw_camctl_chk_cap(_adapter *adapter, u8 cap)
754 {
755 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
756 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
757 
758 	if (cam_ctl->sec_cap & cap)
759 		return _TRUE;
760 	return _FALSE;
761 }
762 
_rtw_camctl_set_flags(_adapter * adapter,u32 flags)763 inline void _rtw_camctl_set_flags(_adapter *adapter, u32 flags)
764 {
765 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
766 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
767 
768 	cam_ctl->flags |= flags;
769 }
770 
rtw_camctl_set_flags(_adapter * adapter,u32 flags)771 inline void rtw_camctl_set_flags(_adapter *adapter, u32 flags)
772 {
773 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
774 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
775 	_irqL irqL;
776 
777 	_enter_critical_bh(&cam_ctl->lock, &irqL);
778 	_rtw_camctl_set_flags(adapter, flags);
779 	_exit_critical_bh(&cam_ctl->lock, &irqL);
780 }
781 
_rtw_camctl_clr_flags(_adapter * adapter,u32 flags)782 inline void _rtw_camctl_clr_flags(_adapter *adapter, u32 flags)
783 {
784 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
785 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
786 
787 	cam_ctl->flags &= ~flags;
788 }
789 
rtw_camctl_clr_flags(_adapter * adapter,u32 flags)790 inline void rtw_camctl_clr_flags(_adapter *adapter, u32 flags)
791 {
792 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
793 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
794 	_irqL irqL;
795 
796 	_enter_critical_bh(&cam_ctl->lock, &irqL);
797 	_rtw_camctl_clr_flags(adapter, flags);
798 	_exit_critical_bh(&cam_ctl->lock, &irqL);
799 }
800 
_rtw_camctl_chk_flags(_adapter * adapter,u32 flags)801 inline bool _rtw_camctl_chk_flags(_adapter *adapter, u32 flags)
802 {
803 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
804 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
805 
806 	if (cam_ctl->flags & flags)
807 		return _TRUE;
808 	return _FALSE;
809 }
810 
dump_sec_cam_map(void * sel,struct sec_cam_bmp * map,u8 max_num)811 void dump_sec_cam_map(void *sel, struct sec_cam_bmp *map, u8 max_num)
812 {
813 	RTW_PRINT_SEL(sel, "0x%08x\n", map->m0);
814 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
815 	if (max_num && max_num > 32)
816 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m1);
817 #endif
818 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
819 	if (max_num && max_num > 64)
820 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m2);
821 #endif
822 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
823 	if (max_num && max_num > 96)
824 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m3);
825 #endif
826 }
827 
rtw_sec_camid_is_set(struct sec_cam_bmp * map,u8 id)828 inline bool rtw_sec_camid_is_set(struct sec_cam_bmp *map, u8 id)
829 {
830 	if (id < 32)
831 		return map->m0 & BIT(id);
832 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
833 	else if (id < 64)
834 		return map->m1 & BIT(id - 32);
835 #endif
836 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
837 	else if (id < 96)
838 		return map->m2 & BIT(id - 64);
839 #endif
840 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
841 	else if (id < 128)
842 		return map->m3 & BIT(id - 96);
843 #endif
844 	else
845 		rtw_warn_on(1);
846 
847 	return 0;
848 }
849 
rtw_sec_cam_map_set(struct sec_cam_bmp * map,u8 id)850 inline void rtw_sec_cam_map_set(struct sec_cam_bmp *map, u8 id)
851 {
852 	if (id < 32)
853 		map->m0 |= BIT(id);
854 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
855 	else if (id < 64)
856 		map->m1 |= BIT(id - 32);
857 #endif
858 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
859 	else if (id < 96)
860 		map->m2 |= BIT(id - 64);
861 #endif
862 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
863 	else if (id < 128)
864 		map->m3 |= BIT(id - 96);
865 #endif
866 	else
867 		rtw_warn_on(1);
868 }
869 
rtw_sec_cam_map_clr(struct sec_cam_bmp * map,u8 id)870 inline void rtw_sec_cam_map_clr(struct sec_cam_bmp *map, u8 id)
871 {
872 	if (id < 32)
873 		map->m0 &= ~BIT(id);
874 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
875 	else if (id < 64)
876 		map->m1 &= ~BIT(id - 32);
877 #endif
878 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
879 	else if (id < 96)
880 		map->m2 &= ~BIT(id - 64);
881 #endif
882 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
883 	else if (id < 128)
884 		map->m3 &= ~BIT(id - 96);
885 #endif
886 	else
887 		rtw_warn_on(1);
888 }
889 
rtw_sec_cam_map_clr_all(struct sec_cam_bmp * map)890 inline void rtw_sec_cam_map_clr_all(struct sec_cam_bmp *map)
891 {
892 	map->m0 = 0;
893 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
894 	map->m1 = 0;
895 #endif
896 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
897 	map->m2 = 0;
898 #endif
899 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
900 	map->m3 = 0;
901 #endif
902 }
903 
rtw_sec_camid_is_drv_forbid(struct cam_ctl_t * cam_ctl,u8 id)904 inline bool rtw_sec_camid_is_drv_forbid(struct cam_ctl_t *cam_ctl, u8 id)
905 {
906 	struct sec_cam_bmp forbid_map;
907 
908 	forbid_map.m0 = 0x00000ff0;
909 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
910 	forbid_map.m1 = 0x00000000;
911 #endif
912 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
913 	forbid_map.m2 = 0x00000000;
914 #endif
915 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
916 	forbid_map.m3 = 0x00000000;
917 #endif
918 
919 	if (id < 32)
920 		return forbid_map.m0 & BIT(id);
921 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
922 	else if (id < 64)
923 		return forbid_map.m1 & BIT(id - 32);
924 #endif
925 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
926 	else if (id < 96)
927 		return forbid_map.m2 & BIT(id - 64);
928 #endif
929 #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
930 	else if (id < 128)
931 		return forbid_map.m3 & BIT(id - 96);
932 #endif
933 	else
934 		rtw_warn_on(1);
935 
936 	return 1;
937 }
938 
_rtw_sec_camid_is_used(struct cam_ctl_t * cam_ctl,u8 id)939 bool _rtw_sec_camid_is_used(struct cam_ctl_t *cam_ctl, u8 id)
940 {
941 	bool ret = _FALSE;
942 
943 	if (id >= cam_ctl->num) {
944 		rtw_warn_on(1);
945 		goto exit;
946 	}
947 
948 #if 0 /* for testing */
949 	if (rtw_sec_camid_is_drv_forbid(cam_ctl, id)) {
950 		ret = _TRUE;
951 		goto exit;
952 	}
953 #endif
954 
955 	ret = rtw_sec_camid_is_set(&cam_ctl->used, id);
956 
957 exit:
958 	return ret;
959 }
960 
rtw_sec_camid_is_used(struct cam_ctl_t * cam_ctl,u8 id)961 inline bool rtw_sec_camid_is_used(struct cam_ctl_t *cam_ctl, u8 id)
962 {
963 	_irqL irqL;
964 	bool ret;
965 
966 	_enter_critical_bh(&cam_ctl->lock, &irqL);
967 	ret = _rtw_sec_camid_is_used(cam_ctl, id);
968 	_exit_critical_bh(&cam_ctl->lock, &irqL);
969 
970 	return ret;
971 }
rtw_get_sec_camid(_adapter * adapter,u8 max_bk_key_num,u8 * sec_key_id)972 u8 rtw_get_sec_camid(_adapter *adapter, u8 max_bk_key_num, u8 *sec_key_id)
973 {
974 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
975 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
976 	int i;
977 	_irqL irqL;
978 	u8 sec_cam_num = 0;
979 
980 	_enter_critical_bh(&cam_ctl->lock, &irqL);
981 	for (i = 0; i < cam_ctl->num; i++) {
982 		if (_rtw_sec_camid_is_used(cam_ctl, i)) {
983 			sec_key_id[sec_cam_num++] = i;
984 			if (sec_cam_num == max_bk_key_num)
985 				break;
986 		}
987 	}
988 	_exit_critical_bh(&cam_ctl->lock, &irqL);
989 
990 	return sec_cam_num;
991 }
992 
_rtw_camid_is_gk(_adapter * adapter,u8 cam_id)993 inline bool _rtw_camid_is_gk(_adapter *adapter, u8 cam_id)
994 {
995 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
996 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
997 	bool ret = _FALSE;
998 
999 	if (cam_id >= cam_ctl->num) {
1000 		rtw_warn_on(1);
1001 		goto exit;
1002 	}
1003 
1004 	if (_rtw_sec_camid_is_used(cam_ctl, cam_id) == _FALSE)
1005 		goto exit;
1006 
1007 	ret = (dvobj->cam_cache[cam_id].ctrl & BIT6) ? _TRUE : _FALSE;
1008 
1009 exit:
1010 	return ret;
1011 }
1012 
rtw_camid_is_gk(_adapter * adapter,u8 cam_id)1013 inline bool rtw_camid_is_gk(_adapter *adapter, u8 cam_id)
1014 {
1015 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1016 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1017 	_irqL irqL;
1018 	bool ret;
1019 
1020 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1021 	ret = _rtw_camid_is_gk(adapter, cam_id);
1022 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1023 
1024 	return ret;
1025 }
1026 
cam_cache_chk(_adapter * adapter,u8 id,u8 * addr,s16 kid,s8 gk)1027 bool cam_cache_chk(_adapter *adapter, u8 id, u8 *addr, s16 kid, s8 gk)
1028 {
1029 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1030 	bool ret = _FALSE;
1031 
1032 	if (addr && _rtw_memcmp(dvobj->cam_cache[id].mac, addr, ETH_ALEN) == _FALSE)
1033 		goto exit;
1034 	if (kid >= 0 && kid != (dvobj->cam_cache[id].ctrl & 0x03))
1035 		goto exit;
1036 	if (gk != -1 && (gk ? _TRUE : _FALSE) != _rtw_camid_is_gk(adapter, id))
1037 		goto exit;
1038 
1039 	ret = _TRUE;
1040 
1041 exit:
1042 	return ret;
1043 }
1044 
_rtw_camid_search(_adapter * adapter,u8 * addr,s16 kid,s8 gk)1045 s16 _rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid, s8 gk)
1046 {
1047 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1048 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1049 	int i;
1050 	s16 cam_id = -1;
1051 
1052 	for (i = 0; i < cam_ctl->num; i++) {
1053 		if (cam_cache_chk(adapter, i, addr, kid, gk)) {
1054 			cam_id = i;
1055 			break;
1056 		}
1057 	}
1058 
1059 	if (0) {
1060 		if (addr)
1061 			RTW_INFO(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, gk:%d, return cam_id:%d\n"
1062 				, FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, gk, cam_id);
1063 		else
1064 			RTW_INFO(FUNC_ADPT_FMT" addr:%p kid:%d, gk:%d, return cam_id:%d\n"
1065 				, FUNC_ADPT_ARG(adapter), addr, kid, gk, cam_id);
1066 	}
1067 
1068 	return cam_id;
1069 }
1070 
rtw_camid_search(_adapter * adapter,u8 * addr,s16 kid,s8 gk)1071 s16 rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid, s8 gk)
1072 {
1073 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1074 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1075 	_irqL irqL;
1076 	s16 cam_id = -1;
1077 
1078 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1079 	cam_id = _rtw_camid_search(adapter, addr, kid, gk);
1080 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1081 
1082 	return cam_id;
1083 }
1084 
rtw_get_camid(_adapter * adapter,u8 * addr,s16 kid,u8 gk,bool ext_sec)1085 s16 rtw_get_camid(_adapter *adapter, u8 *addr, s16 kid, u8 gk, bool ext_sec)
1086 {
1087 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1088 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1089 	int i;
1090 #if 0 /* for testing */
1091 	static u8 start_id = 0;
1092 #else
1093 	u8 start_id = 0;
1094 #endif
1095 	s16 cam_id = -1;
1096 
1097 	if (addr == NULL) {
1098 		RTW_PRINT(FUNC_ADPT_FMT" mac_address is NULL\n"
1099 			  , FUNC_ADPT_ARG(adapter));
1100 		rtw_warn_on(1);
1101 		goto _exit;
1102 	}
1103 
1104 	/* find cam entry which has the same addr, kid (, gk bit) */
1105 	if (_rtw_camctl_chk_cap(adapter, SEC_CAP_CHK_BMC) == _TRUE)
1106 		i = _rtw_camid_search(adapter, addr, kid, gk);
1107 	else
1108 		i = _rtw_camid_search(adapter, addr, kid, -1);
1109 
1110 	if (i >= 0) {
1111 		cam_id = i;
1112 		goto _exit;
1113 	}
1114 
1115 	for (i = 0; i < cam_ctl->num; i++) {
1116 		/* bypass default key which is allocated statically */
1117 #ifdef SEC_DEFAULT_KEY_SEARCH
1118 		if (((i + start_id) % cam_ctl->num) < 4)
1119 			continue;
1120 #endif
1121 		if (_rtw_sec_camid_is_used(cam_ctl, ((i + start_id) % cam_ctl->num)) == _FALSE) {
1122 			if (ext_sec) {
1123 				/* look out continue slot */
1124 				if (((i + 1) < cam_ctl->num) &&
1125 					(_rtw_sec_camid_is_used(cam_ctl, (((i + 1) + start_id) % cam_ctl->num)) == _FALSE))
1126 					break;
1127 				else
1128 					continue;
1129 			} else
1130 				break;
1131 		}
1132 	}
1133 
1134 	if (i == cam_ctl->num) {
1135 		RTW_PRINT(FUNC_ADPT_FMT" %s key with "MAC_FMT" id:%u no room\n"
1136 			, FUNC_ADPT_ARG(adapter), gk ? "group" : "pairwise", MAC_ARG(addr), kid);
1137 		rtw_warn_on(1);
1138 		goto _exit;
1139 	}
1140 
1141 	cam_id = ((i + start_id) % cam_ctl->num);
1142 	start_id = ((i + start_id + 1) % cam_ctl->num);
1143 
1144 _exit:
1145 	return cam_id;
1146 }
1147 
rtw_camid_alloc(_adapter * adapter,struct sta_info * sta,u8 kid,u8 gk,bool ext_sec,bool * used)1148 s16 rtw_camid_alloc(_adapter *adapter, struct sta_info *sta, u8 kid, u8 gk, bool ext_sec, bool *used)
1149 {
1150 	struct mlme_ext_info *mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
1151 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1152 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1153 	_irqL irqL;
1154 	s16 cam_id = -1;
1155 
1156 	*used = _FALSE;
1157 
1158 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1159 
1160 	if ((((mlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE))
1161 	    && !sta) {
1162 		/*
1163 		* 1. non-STA mode WEP key
1164 		* 2. group TX key
1165 		*/
1166 #ifdef SEC_DEFAULT_KEY_SEARCH
1167 		/* static alloction to default key by key ID when concurrent is not defined */
1168 		if (kid > 3) {
1169 			RTW_PRINT(FUNC_ADPT_FMT" group key with invalid key id:%u\n"
1170 				  , FUNC_ADPT_ARG(adapter), kid);
1171 			rtw_warn_on(1);
1172 			goto bitmap_handle;
1173 		}
1174 		cam_id = kid;
1175 #else
1176 		u8 *addr = adapter_mac_addr(adapter);
1177 
1178 		cam_id = rtw_get_camid(adapter, addr, kid, gk, ext_sec);
1179 		if (1)
1180 			RTW_PRINT(FUNC_ADPT_FMT" group key with "MAC_FMT" assigned cam_id:%u\n"
1181 				, FUNC_ADPT_ARG(adapter), MAC_ARG(addr), cam_id);
1182 #endif
1183 	} else {
1184 		/*
1185 		* 1. STA mode WEP key
1186 		* 2. STA mode group RX key
1187 		* 3. sta key (pairwise, group RX)
1188 		*/
1189 		u8 *addr = sta ? sta->cmn.mac_addr : NULL;
1190 
1191 		if (!sta) {
1192 			if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
1193 				/* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */
1194 				goto bitmap_handle;
1195 			}
1196 			addr = get_bssid(&adapter->mlmepriv);/*A2*/
1197 		}
1198 		cam_id = rtw_get_camid(adapter, addr, kid, gk, ext_sec);
1199 	}
1200 
1201 
1202 bitmap_handle:
1203 	if (cam_id >= 0) {
1204 		*used = _rtw_sec_camid_is_used(cam_ctl, cam_id);
1205 		rtw_sec_cam_map_set(&cam_ctl->used, cam_id);
1206 		if (ext_sec)
1207 			rtw_sec_cam_map_set(&cam_ctl->used, cam_id + 1);
1208 	}
1209 
1210 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1211 
1212 	return cam_id;
1213 }
1214 
rtw_camid_set(_adapter * adapter,u8 cam_id)1215 void rtw_camid_set(_adapter *adapter, u8 cam_id)
1216 {
1217 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1218 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1219 	_irqL irqL;
1220 
1221 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1222 
1223 	if (cam_id < cam_ctl->num)
1224 		rtw_sec_cam_map_set(&cam_ctl->used, cam_id);
1225 
1226 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1227 }
1228 
rtw_camid_free(_adapter * adapter,u8 cam_id)1229 void rtw_camid_free(_adapter *adapter, u8 cam_id)
1230 {
1231 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1232 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1233 	_irqL irqL;
1234 
1235 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1236 
1237 	if (cam_id < cam_ctl->num)
1238 		rtw_sec_cam_map_clr(&cam_ctl->used, cam_id);
1239 
1240 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1241 }
1242 
1243 /*Must pause TX/RX before use this API*/
rtw_sec_cam_swap(_adapter * adapter,u8 cam_id_a,u8 cam_id_b)1244 inline void rtw_sec_cam_swap(_adapter *adapter, u8 cam_id_a, u8 cam_id_b)
1245 {
1246 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1247 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1248 	struct sec_cam_ent cache_a, cache_b;
1249 	_irqL irqL;
1250 	bool cam_a_used, cam_b_used;
1251 
1252 	if (1)
1253 		RTW_INFO(ADPT_FMT" - sec_cam %d,%d swap\n", ADPT_ARG(adapter), cam_id_a, cam_id_b);
1254 
1255 	if (cam_id_a == cam_id_b)
1256 		return;
1257 
1258 	rtw_mi_update_ap_bmc_camid(adapter, cam_id_a, cam_id_b);
1259 
1260 	/*setp-1. backup org cam_info*/
1261 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1262 
1263 	cam_a_used = _rtw_sec_camid_is_used(cam_ctl, cam_id_a);
1264 	cam_b_used = _rtw_sec_camid_is_used(cam_ctl, cam_id_b);
1265 
1266 	if (cam_a_used)
1267 		_rtw_memcpy(&cache_a, &dvobj->cam_cache[cam_id_a], sizeof(struct sec_cam_ent));
1268 
1269 	if (cam_b_used)
1270 		_rtw_memcpy(&cache_b, &dvobj->cam_cache[cam_id_b], sizeof(struct sec_cam_ent));
1271 
1272 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1273 
1274 	/*setp-2. clean cam_info*/
1275 	if (cam_a_used) {
1276 		rtw_camid_free(adapter, cam_id_a);
1277 		clear_cam_entry(adapter, cam_id_a);
1278 	}
1279 	if (cam_b_used) {
1280 		rtw_camid_free(adapter, cam_id_b);
1281 		clear_cam_entry(adapter, cam_id_b);
1282 	}
1283 
1284 	/*setp-3. set cam_info*/
1285 	if (cam_a_used) {
1286 		write_cam(adapter, cam_id_b, cache_a.ctrl, cache_a.mac, cache_a.key);
1287 		rtw_camid_set(adapter, cam_id_b);
1288 	}
1289 
1290 	if (cam_b_used) {
1291 		write_cam(adapter, cam_id_a, cache_b.ctrl, cache_b.mac, cache_b.key);
1292 		rtw_camid_set(adapter, cam_id_a);
1293 	}
1294 }
1295 
rtw_get_empty_cam_entry(_adapter * adapter,u8 start_camid)1296 s16 rtw_get_empty_cam_entry(_adapter *adapter, u8 start_camid)
1297 {
1298 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1299 	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1300 	_irqL irqL;
1301 	int i;
1302 	s16 cam_id = -1;
1303 
1304 	_enter_critical_bh(&cam_ctl->lock, &irqL);
1305 	for (i = start_camid; i < cam_ctl->num; i++) {
1306 		if (_FALSE == _rtw_sec_camid_is_used(cam_ctl, i)) {
1307 			cam_id = i;
1308 			break;
1309 		}
1310 	}
1311 	_exit_critical_bh(&cam_ctl->lock, &irqL);
1312 
1313 	return cam_id;
1314 }
rtw_clean_dk_section(_adapter * adapter)1315 void rtw_clean_dk_section(_adapter *adapter)
1316 {
1317 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1318 	struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj);
1319 	s16 ept_cam_id;
1320 	int i;
1321 
1322 	for (i = 0; i < 4; i++) {
1323 		if (rtw_sec_camid_is_used(cam_ctl, i)) {
1324 			ept_cam_id = rtw_get_empty_cam_entry(adapter, 4);
1325 			if (ept_cam_id > 0)
1326 				rtw_sec_cam_swap(adapter, i, ept_cam_id);
1327 		}
1328 	}
1329 }
rtw_clean_hw_dk_cam(_adapter * adapter)1330 void rtw_clean_hw_dk_cam(_adapter *adapter)
1331 {
1332 	int i;
1333 
1334 	for (i = 0; i < 4; i++) {
1335 		if (_rtw_camctl_chk_cap(adapter, SEC_CAP_CHK_WRITE_CAM_NEW_RULE))
1336 			_clear_cam_entry(adapter, i);
1337 		else
1338 			rtw_sec_clr_cam_ent(adapter, i);
1339 	}
1340 }
1341 
flush_all_cam_entry(_adapter * padapter)1342 void flush_all_cam_entry(_adapter *padapter)
1343 {
1344 #ifdef CONFIG_CONCURRENT_MODE
1345 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1346 	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1347 	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1348 
1349 	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1350 		struct sta_priv	*pstapriv = &padapter->stapriv;
1351 		struct sta_info		*psta;
1352 
1353 		psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress);
1354 		if (psta) {
1355 			if (psta->state & WIFI_AP_STATE) {
1356 				/*clear cam when ap free per sta_info*/
1357 			} else
1358 				rtw_clearstakey_cmd(padapter, psta, _FALSE);
1359 		}
1360 	} else if (MLME_IS_AP(padapter) || MLME_IS_MESH(padapter)) {
1361 #ifdef CONFIG_AP_MODE
1362 #ifndef SEC_DEFAULT_KEY_SEARCH
1363 		int cam_id = -1;
1364 		u8 *addr = adapter_mac_addr(padapter);
1365 		u8 bmc_id = rtw_iface_bcmc_id_get(padapter);
1366 
1367 		while ((cam_id = rtw_camid_search(padapter, addr, -1, -1)) >= 0) {
1368 			RTW_PRINT("clear wep or group key for addr:"MAC_FMT", camid:%d\n", MAC_ARG(addr), cam_id);
1369 			clear_cam_entry(padapter, cam_id);
1370 			/* clear cam_ctl.used bit for data BMC TX force camid in rtw_release_macid() */
1371 			if (bmc_id == INVALID_SEC_MAC_CAM_ID || cam_id != bmc_id)
1372 				rtw_camid_free(padapter, cam_id);
1373 		}
1374 #else
1375 		/* clear default key */
1376 		int i, cam_id;
1377 		u8 null_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
1378 
1379 		for (i = 0; i < 4; i++) {
1380 			cam_id = rtw_camid_search(padapter, null_addr, i, -1);
1381 			if (cam_id >= 0) {
1382 				clear_cam_entry(padapter, cam_id);
1383 				rtw_camid_free(padapter, cam_id);
1384 			}
1385 		}
1386 		/* clear default key related key search setting */
1387 		rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)_FALSE);
1388 #endif
1389 #endif /* CONFIG_AP_MODE */
1390 	}
1391 
1392 #else /*NON CONFIG_CONCURRENT_MODE*/
1393 
1394 	invalidate_cam_all(padapter);
1395 #endif
1396 }
1397 
1398 #if defined(CONFIG_P2P) && defined(CONFIG_WFD)
rtw_process_wfd_ie(_adapter * adapter,u8 * wfd_ie,u8 wfd_ielen,const char * tag)1399 void rtw_process_wfd_ie(_adapter *adapter, u8 *wfd_ie, u8 wfd_ielen, const char *tag)
1400 {
1401 	struct wifidirect_info *wdinfo = &adapter->wdinfo;
1402 
1403 	u8 *attr_content;
1404 	u32 attr_contentlen = 0;
1405 
1406 	if (!hal_chk_wl_func(adapter, WL_FUNC_MIRACAST))
1407 		return;
1408 
1409 	RTW_INFO("[%s] Found WFD IE\n", tag);
1410 	attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, NULL, &attr_contentlen);
1411 	if (attr_content && attr_contentlen) {
1412 		wdinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16(attr_content + 2);
1413 		RTW_INFO("[%s] Peer PORT NUM = %d\n", tag, wdinfo->wfd_info->peer_rtsp_ctrlport);
1414 	}
1415 }
1416 
rtw_process_wfd_ies(_adapter * adapter,u8 * ies,u8 ies_len,const char * tag)1417 void rtw_process_wfd_ies(_adapter *adapter, u8 *ies, u8 ies_len, const char *tag)
1418 {
1419 	u8 *wfd_ie;
1420 	u32	wfd_ielen;
1421 
1422 	if (!hal_chk_wl_func(adapter, WL_FUNC_MIRACAST))
1423 		return;
1424 
1425 	wfd_ie = rtw_get_wfd_ie(ies, ies_len, NULL, &wfd_ielen);
1426 	while (wfd_ie) {
1427 		rtw_process_wfd_ie(adapter, wfd_ie, wfd_ielen, tag);
1428 		wfd_ie = rtw_get_wfd_ie(wfd_ie + wfd_ielen, (ies + ies_len) - (wfd_ie + wfd_ielen), NULL, &wfd_ielen);
1429 	}
1430 }
1431 #endif /* defined(CONFIG_P2P) && defined(CONFIG_WFD) */
1432 
WMM_param_handler(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1433 int WMM_param_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs	pIE)
1434 {
1435 	/* struct registry_priv	*pregpriv = &padapter->registrypriv; */
1436 	struct mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
1437 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
1438 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
1439 
1440 	if (pmlmepriv->qospriv.qos_option == 0) {
1441 		pmlmeinfo->WMM_enable = 0;
1442 		return _FALSE;
1443 	}
1444 
1445 	if (_rtw_memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
1446 		return _FALSE;
1447 	else
1448 		_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
1449 	pmlmeinfo->WMM_enable = 1;
1450 	return _TRUE;
1451 
1452 #if 0
1453 	if (pregpriv->wifi_spec == 1) {
1454 		if (pmlmeinfo->WMM_enable == 1) {
1455 			/* todo: compare the parameter set count & decide wheher to update or not */
1456 			return _FAIL;
1457 		} else {
1458 			pmlmeinfo->WMM_enable = 1;
1459 			_rtw_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
1460 			return _TRUE;
1461 		}
1462 	} else {
1463 		pmlmeinfo->WMM_enable = 0;
1464 		return _FAIL;
1465 	}
1466 #endif
1467 
1468 }
1469 
1470 #ifdef CONFIG_RTW_TOKEN_BASED_XMIT
rtw_is_tbtx_capabilty(u8 * p,u8 len)1471 u8 rtw_is_tbtx_capabilty(u8 *p, u8 len){
1472 	int i;
1473 	u8 tbtx_cap_ie[8] = {0x00, 0xe0, 0x4c, 0x01, 0x00, 0x00, 0x00, 0x00};
1474 
1475 	for (i = 0; i < len; i++) {
1476 		if (*(p + i) != tbtx_cap_ie[i])
1477 			return _FALSE;
1478 		else
1479 			continue;
1480 	}
1481 	return _TRUE;
1482 }
1483 #endif
1484 
WMMOnAssocRsp(_adapter * padapter)1485 void WMMOnAssocRsp(_adapter *padapter)
1486 {
1487 	u8	ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
1488 	u8	acm_mask;
1489 	u16	TXOP;
1490 	u32	acParm, i;
1491 	u32	edca[4], inx[4];
1492 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
1493 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
1494 	struct xmit_priv		*pxmitpriv = &padapter->xmitpriv;
1495 	struct registry_priv	*pregpriv = &padapter->registrypriv;
1496 #ifdef CONFIG_WMMPS_STA
1497 	struct mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
1498 	struct qos_priv	*pqospriv = &pmlmepriv->qospriv;
1499 #endif /* CONFIG_WMMPS_STA */
1500 
1501 	acm_mask = 0;
1502 
1503 	if (is_supported_5g(pmlmeext->cur_wireless_mode) ||
1504 	    (pmlmeext->cur_wireless_mode & WIRELESS_11_24N))
1505 		aSifsTime = 16;
1506 	else
1507 		aSifsTime = 10;
1508 
1509 	if (pmlmeinfo->WMM_enable == 0) {
1510 		padapter->mlmepriv.acm_mask = 0;
1511 
1512 		AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
1513 
1514 		if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) {
1515 			ECWMin = 4;
1516 			ECWMax = 10;
1517 		} else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1518 			ECWMin = 5;
1519 			ECWMax = 10;
1520 		} else {
1521 			ECWMin = 4;
1522 			ECWMax = 10;
1523 		}
1524 
1525 		TXOP = 0;
1526 		acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1527 		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
1528 		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
1529 		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
1530 
1531 		ECWMin = 2;
1532 		ECWMax = 3;
1533 		TXOP = 0x2f;
1534 		acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1535 		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
1536 	} else {
1537 		edca[0] = edca[1] = edca[2] = edca[3] = 0;
1538 
1539 		for (i = 0; i < 4; i++) {
1540 			ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
1541 			ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
1542 
1543 			/* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
1544 			AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
1545 
1546 			ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
1547 			ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
1548 			TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
1549 
1550 			acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1551 
1552 			switch (ACI) {
1553 			case 0x0:
1554 				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
1555 				acm_mask |= (ACM ? BIT(1) : 0);
1556 				edca[XMIT_BE_QUEUE] = acParm;
1557 				break;
1558 
1559 			case 0x1:
1560 				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
1561 				/* acm_mask |= (ACM? BIT(0):0); */
1562 				edca[XMIT_BK_QUEUE] = acParm;
1563 				break;
1564 
1565 			case 0x2:
1566 				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
1567 				acm_mask |= (ACM ? BIT(2) : 0);
1568 				edca[XMIT_VI_QUEUE] = acParm;
1569 				break;
1570 
1571 			case 0x3:
1572 				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
1573 				acm_mask |= (ACM ? BIT(3) : 0);
1574 				edca[XMIT_VO_QUEUE] = acParm;
1575 				break;
1576 			}
1577 
1578 			RTW_INFO("WMM(%x): %x, %x\n", ACI, ACM, acParm);
1579 		}
1580 
1581 		if (padapter->registrypriv.acm_method == 1)
1582 			rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
1583 		else
1584 			padapter->mlmepriv.acm_mask = acm_mask;
1585 
1586 		inx[0] = 0;
1587 		inx[1] = 1;
1588 		inx[2] = 2;
1589 		inx[3] = 3;
1590 
1591 		if (pregpriv->wifi_spec == 1) {
1592 			u32	j, tmp, change_inx = _FALSE;
1593 
1594 			/* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
1595 			for (i = 0; i < 4; i++) {
1596 				for (j = i + 1; j < 4; j++) {
1597 					/* compare CW and AIFS */
1598 					if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF))
1599 						change_inx = _TRUE;
1600 					else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
1601 						/* compare TXOP */
1602 						if ((edca[j] >> 16) > (edca[i] >> 16))
1603 							change_inx = _TRUE;
1604 					}
1605 
1606 					if (change_inx) {
1607 						tmp = edca[i];
1608 						edca[i] = edca[j];
1609 						edca[j] = tmp;
1610 
1611 						tmp = inx[i];
1612 						inx[i] = inx[j];
1613 						inx[j] = tmp;
1614 
1615 						change_inx = _FALSE;
1616 					}
1617 				}
1618 			}
1619 		}
1620 
1621 		for (i = 0; i < 4; i++) {
1622 			pxmitpriv->wmm_para_seq[i] = inx[i];
1623 			RTW_INFO("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
1624 		}
1625 
1626 #ifdef CONFIG_WMMPS_STA
1627 		/* if AP supports UAPSD function, driver must set each uapsd TID to coresponding mac register 0x693 */
1628 		if (pmlmeinfo->WMM_param.QoS_info & AP_SUPPORTED_UAPSD) {
1629 			pqospriv->uapsd_ap_supported = 1;
1630 			rtw_hal_set_hwreg(padapter, HW_VAR_UAPSD_TID, NULL);
1631 		}
1632 #endif /* CONFIG_WMMPS_STA */
1633 	}
1634 }
1635 
bwmode_update_check(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1636 static void bwmode_update_check(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1637 {
1638 #ifdef CONFIG_80211N_HT
1639 	unsigned char	 new_bwmode;
1640 	unsigned char  new_ch_offset;
1641 	struct HT_info_element	*pHT_info;
1642 	struct mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
1643 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
1644 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
1645 	struct registry_priv *pregistrypriv = &padapter->registrypriv;
1646 	struct ht_priv			*phtpriv = &pmlmepriv->htpriv;
1647 	u8	cbw40_enable = 0;
1648 
1649 	if (!pIE)
1650 		return;
1651 
1652 	if (phtpriv->ht_option == _FALSE)
1653 		return;
1654 
1655 	if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80)
1656 		return;
1657 
1658 	if (pIE->Length > sizeof(struct HT_info_element))
1659 		return;
1660 
1661 	pHT_info = (struct HT_info_element *)pIE->data;
1662 
1663 	if (hal_chk_bw_cap(padapter, BW_CAP_40M)) {
1664 		if (pmlmeext->cur_channel > 14) {
1665 			if (REGSTY_IS_BW_5G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40))
1666 				cbw40_enable = 1;
1667 		} else {
1668 			if (REGSTY_IS_BW_2G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40))
1669 				cbw40_enable = 1;
1670 		}
1671 	}
1672 
1673 	if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
1674 		new_bwmode = CHANNEL_WIDTH_40;
1675 
1676 		switch (pHT_info->infos[0] & 0x3) {
1677 		case 1:
1678 			new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
1679 			break;
1680 
1681 		case 3:
1682 			new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
1683 			break;
1684 
1685 		default:
1686 			new_bwmode = CHANNEL_WIDTH_20;
1687 			new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1688 			break;
1689 		}
1690 	} else {
1691 		new_bwmode = CHANNEL_WIDTH_20;
1692 		new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1693 	}
1694 
1695 
1696 	if ((new_bwmode != pmlmeext->cur_bwmode || new_ch_offset != pmlmeext->cur_ch_offset)
1697 	    && new_bwmode < pmlmeext->cur_bwmode
1698 	   ) {
1699 		pmlmeinfo->bwmode_updated = _TRUE;
1700 
1701 		pmlmeext->cur_bwmode = new_bwmode;
1702 		pmlmeext->cur_ch_offset = new_ch_offset;
1703 
1704 		/* update HT info also */
1705 		HT_info_handler(padapter, pIE);
1706 	} else
1707 		pmlmeinfo->bwmode_updated = _FALSE;
1708 
1709 
1710 	if (_TRUE == pmlmeinfo->bwmode_updated) {
1711 		struct sta_info *psta;
1712 		WLAN_BSSID_EX	*cur_network = &(pmlmeinfo->network);
1713 		struct sta_priv	*pstapriv = &padapter->stapriv;
1714 
1715 		/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
1716 
1717 
1718 		/* update ap's stainfo */
1719 		psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
1720 		if (psta) {
1721 			struct ht_priv	*phtpriv_sta = &psta->htpriv;
1722 
1723 			if (phtpriv_sta->ht_option) {
1724 				/* bwmode				 */
1725 				psta->cmn.bw_mode = pmlmeext->cur_bwmode;
1726 				phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
1727 			} else {
1728 				psta->cmn.bw_mode = CHANNEL_WIDTH_20;
1729 				phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1730 			}
1731 
1732 			rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
1733 		}
1734 
1735 		/* pmlmeinfo->bwmode_updated = _FALSE; */ /* bwmode_updated done, reset it! */
1736 	}
1737 #endif /* CONFIG_80211N_HT */
1738 }
1739 
1740 #ifdef ROKU_PRIVATE
Supported_rate_infra_ap(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1741 void Supported_rate_infra_ap(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1742 {
1743 	unsigned int	i;
1744 	struct mlme_ext_priv		*pmlmeext = &padapter->mlmeextpriv;
1745 	struct mlme_ext_info		*pmlmeinfo = &(pmlmeext->mlmext_info);
1746 
1747 	if (pIE == NULL)
1748 		return;
1749 
1750 	for (i = 0 ; i < pIE->Length; i++)
1751 		pmlmeinfo->SupportedRates_infra_ap[i] = (pIE->data[i]);
1752 
1753 }
1754 
Extended_Supported_rate_infra_ap(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1755 void Extended_Supported_rate_infra_ap(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1756 {
1757 	unsigned int i, j;
1758 	struct mlme_ext_priv		*pmlmeext = &padapter->mlmeextpriv;
1759 	struct mlme_ext_info		*pmlmeinfo = &(pmlmeext->mlmext_info);
1760 
1761 	if (pIE == NULL)
1762 		return;
1763 
1764 	if (pIE->Length > 0) {
1765 		for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
1766 			if (pmlmeinfo->SupportedRates_infra_ap[i] == 0)
1767 				break;
1768 		}
1769 		for (j = 0; j < pIE->Length; j++)
1770 			pmlmeinfo->SupportedRates_infra_ap[i+j] = (pIE->data[j]);
1771 	}
1772 
1773 }
1774 
HT_get_ss_from_mcs_set(u8 * mcs_set,u8 * Rx_ss)1775 void HT_get_ss_from_mcs_set(u8 *mcs_set, u8 *Rx_ss)
1776 {
1777 	u8 i, j;
1778 	u8 r_ss = 0, t_ss = 0;
1779 
1780 	for (i = 0; i < 4; i++) {
1781 		if ((mcs_set[3-i] & 0xff) != 0x00) {
1782 			r_ss = 4-i;
1783 			break;
1784 		}
1785 	}
1786 
1787 	*Rx_ss = r_ss;
1788 }
1789 
HT_caps_handler_infra_ap(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1790 void HT_caps_handler_infra_ap(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1791 {
1792 	unsigned int	i;
1793 	u8	cur_stbc_cap_infra_ap = 0;
1794 	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
1795 	struct ht_priv_infra_ap		*phtpriv = &pmlmepriv->htpriv_infra_ap;
1796 
1797 	struct mlme_ext_priv		*pmlmeext = &padapter->mlmeextpriv;
1798 	struct mlme_ext_info		*pmlmeinfo = &(pmlmeext->mlmext_info);
1799 
1800 	if (pIE == NULL)
1801 		return;
1802 
1803 	pmlmeinfo->ht_vht_received |= BIT(0);
1804 
1805 	/*copy MCS_SET*/
1806 	for (i = 3; i < 19; i++)
1807 		phtpriv->MCS_set_infra_ap[i-3] = (pIE->data[i]);
1808 
1809 	/*get number of stream from mcs set*/
1810 	HT_get_ss_from_mcs_set(phtpriv->MCS_set_infra_ap, &phtpriv->Rx_ss_infra_ap);
1811 
1812 	phtpriv->rx_highest_data_rate_infra_ap = le16_to_cpu(GET_HT_CAP_ELE_RX_HIGHEST_DATA_RATE(pIE->data));
1813 
1814 	phtpriv->ldpc_cap_infra_ap = GET_HT_CAP_ELE_LDPC_CAP(pIE->data);
1815 
1816 	if (GET_HT_CAP_ELE_RX_STBC(pIE->data))
1817 		SET_FLAG(cur_stbc_cap_infra_ap, STBC_HT_ENABLE_RX);
1818 	if (GET_HT_CAP_ELE_TX_STBC(pIE->data))
1819 		SET_FLAG(cur_stbc_cap_infra_ap, STBC_HT_ENABLE_TX);
1820 	phtpriv->stbc_cap_infra_ap = cur_stbc_cap_infra_ap;
1821 
1822 	/*store ap info SGI 20m 40m*/
1823 	phtpriv->sgi_20m_infra_ap = GET_HT_CAP_ELE_SHORT_GI20M(pIE->data);
1824 	phtpriv->sgi_40m_infra_ap = GET_HT_CAP_ELE_SHORT_GI40M(pIE->data);
1825 
1826 	/*store ap info for supported channel bandwidth*/
1827 	phtpriv->channel_width_infra_ap = GET_HT_CAP_ELE_CHL_WIDTH(pIE->data);
1828 }
1829 #endif /* ROKU_PRIVATE */
1830 
HT_caps_handler(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1831 void HT_caps_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1832 {
1833 #ifdef CONFIG_80211N_HT
1834 	unsigned int	i;
1835 	u8	max_AMPDU_len, min_MPDU_spacing;
1836 	u8	cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0, rx_nss = 0;
1837 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
1838 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
1839 	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
1840 	struct ht_priv			*phtpriv = &pmlmepriv->htpriv;
1841 #ifdef CONFIG_DISABLE_MCS13TO15
1842 	struct registry_priv	*pregistrypriv = &padapter->registrypriv;
1843 #endif
1844 
1845 	if (pIE == NULL)
1846 		return;
1847 
1848 	if (phtpriv->ht_option == _FALSE)
1849 		return;
1850 
1851 	pmlmeinfo->HT_caps_enable = 1;
1852 
1853 	for (i = 0; i < (pIE->Length); i++) {
1854 		if (i != 2) {
1855 			/*	Commented by Albert 2010/07/12 */
1856 			/*	Got the endian issue here. */
1857 			pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
1858 		} else {
1859 			/* AMPDU Parameters field */
1860 
1861 			/* Get MIN of MAX AMPDU Length Exp */
1862 			if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
1863 				max_AMPDU_len = (pIE->data[i] & 0x3);
1864 			else
1865 				max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
1866 
1867 			/* Get MAX of MIN MPDU Start Spacing */
1868 			if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
1869 				min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
1870 			else
1871 				min_MPDU_spacing = (pIE->data[i] & 0x1c);
1872 
1873 			pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
1874 		}
1875 	}
1876 
1877 	/*	Commented by Albert 2010/07/12 */
1878 	/*	Have to handle the endian issue after copying. */
1879 	/*	HT_ext_caps didn't be used yet.	 */
1880 	pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info = le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info);
1881 	pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps = le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps);
1882 
1883 	/* update the MCS set */
1884 	for (i = 0; i < 16; i++)
1885 		pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
1886 
1887 	rx_nss = GET_HAL_RX_NSS(padapter);
1888 
1889 	switch (rx_nss) {
1890 	case 1:
1891 		set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
1892 		break;
1893 	case 2:
1894 		#ifdef CONFIG_DISABLE_MCS13TO15
1895 		if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
1896 			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
1897 		else
1898 		#endif
1899 			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
1900 		break;
1901 	case 3:
1902 		set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_3R);
1903 		break;
1904 	case 4:
1905 		set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_4R);
1906 		break;
1907 	default:
1908 		RTW_WARN("rf_type:%d or rx_nss:%u is not expected\n", GET_HAL_RFPATH(padapter), rx_nss);
1909 	}
1910 
1911 	if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1912 		/* Config STBC setting */
1913 		if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) {
1914 			SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
1915 			RTW_INFO("Enable HT Tx STBC !\n");
1916 		}
1917 		phtpriv->stbc_cap = cur_stbc_cap;
1918 
1919 #ifdef CONFIG_BEAMFORMING
1920 		/* Config Tx beamforming setting */
1921 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
1922 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) {
1923 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
1924 			/* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/
1925 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6);
1926 		}
1927 
1928 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
1929 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) {
1930 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
1931 			/* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/
1932 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4);
1933 		}
1934 		phtpriv->beamform_cap = cur_beamform_cap;
1935 		if (cur_beamform_cap)
1936 			RTW_INFO("AP HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
1937 #endif /*CONFIG_BEAMFORMING*/
1938 	} else {
1939 		/*WIFI_STATION_STATEorI_ADHOC_STATE or WIFI_ADHOC_MASTER_STATE*/
1940 		/* Config LDPC Coding Capability */
1941 		if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(pIE->data)) {
1942 			SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
1943 			RTW_INFO("Enable HT Tx LDPC!\n");
1944 		}
1945 		phtpriv->ldpc_cap = cur_ldpc_cap;
1946 
1947 		/* Config STBC setting */
1948 		if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) {
1949 			SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
1950 			RTW_INFO("Enable HT Tx STBC!\n");
1951 		}
1952 		phtpriv->stbc_cap = cur_stbc_cap;
1953 
1954 #ifdef CONFIG_BEAMFORMING
1955 #ifdef RTW_BEAMFORMING_VERSION_2
1956 		/* Config beamforming setting */
1957 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
1958 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) {
1959 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
1960 			/* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/
1961 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6);
1962 		}
1963 
1964 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
1965 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) {
1966 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
1967 			/* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/
1968 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4);
1969 		}
1970 #else /* !RTW_BEAMFORMING_VERSION_2 */
1971 		/* Config Tx beamforming setting */
1972 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
1973 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) {
1974 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
1975 			/* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/
1976 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6);
1977 		}
1978 
1979 		if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
1980 		    GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) {
1981 			SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
1982 			/* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/
1983 			SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4);
1984 		}
1985 #endif /* !RTW_BEAMFORMING_VERSION_2 */
1986 		phtpriv->beamform_cap = cur_beamform_cap;
1987 		if (cur_beamform_cap)
1988 			RTW_INFO("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
1989 #endif /*CONFIG_BEAMFORMING*/
1990 	}
1991 
1992 #endif /* CONFIG_80211N_HT */
1993 }
1994 
HT_info_handler(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)1995 void HT_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1996 {
1997 #ifdef CONFIG_80211N_HT
1998 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
1999 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
2000 	struct mlme_priv		*pmlmepriv = &padapter->mlmepriv;
2001 	struct ht_priv			*phtpriv = &pmlmepriv->htpriv;
2002 
2003 	if (pIE == NULL)
2004 		return;
2005 
2006 	if (phtpriv->ht_option == _FALSE)
2007 		return;
2008 
2009 
2010 	if (pIE->Length > sizeof(struct HT_info_element))
2011 		return;
2012 
2013 	pmlmeinfo->HT_info_enable = 1;
2014 	_rtw_memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
2015 #endif /* CONFIG_80211N_HT */
2016 	return;
2017 }
2018 
HTOnAssocRsp(_adapter * padapter)2019 void HTOnAssocRsp(_adapter *padapter)
2020 {
2021 	unsigned char		max_AMPDU_len;
2022 	unsigned char		min_MPDU_spacing;
2023 	/* struct registry_priv	 *pregpriv = &padapter->registrypriv; */
2024 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
2025 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
2026 
2027 	RTW_INFO("%s\n", __FUNCTION__);
2028 
2029 	if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
2030 		pmlmeinfo->HT_enable = 1;
2031 	else {
2032 		pmlmeinfo->HT_enable = 0;
2033 		/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
2034 		return;
2035 	}
2036 
2037 	/* handle A-MPDU parameter field */
2038 	/*
2039 		AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
2040 		AMPDU_para [4:2]:Min MPDU Start Spacing
2041 	*/
2042 	max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
2043 
2044 	min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
2045 
2046 	rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
2047 #ifdef CONFIG_80211N_HT
2048 	rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
2049 #endif /* CONFIG_80211N_HT */
2050 #if 0 /* move to rtw_update_ht_cap() */
2051 	if ((pregpriv->bw_mode > 0) &&
2052 	    (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1)) &&
2053 	    (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2054 		/* switch to the 40M Hz mode accoring to the AP */
2055 		pmlmeext->cur_bwmode = CHANNEL_WIDTH_40;
2056 		switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2057 		case EXTCHNL_OFFSET_UPPER:
2058 			pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2059 			break;
2060 
2061 		case EXTCHNL_OFFSET_LOWER:
2062 			pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2063 			break;
2064 
2065 		default:
2066 			pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2067 			break;
2068 		}
2069 	}
2070 #endif
2071 
2072 	/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
2073 
2074 #if 0 /* move to rtw_update_ht_cap() */
2075 	/*  */
2076 	/* Config SM Power Save setting */
2077 	/*  */
2078 	pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
2079 	if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC) {
2080 #if 0
2081 		u8 i;
2082 		/* update the MCS rates */
2083 		for (i = 0; i < 16; i++)
2084 			pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
2085 #endif
2086 		RTW_INFO("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __FUNCTION__);
2087 	}
2088 
2089 	/*  */
2090 	/* Config current HT Protection mode. */
2091 	/*  */
2092 	pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
2093 #endif
2094 
2095 }
2096 
ERP_IE_handler(_adapter * padapter,PNDIS_802_11_VARIABLE_IEs pIE)2097 void ERP_IE_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
2098 {
2099 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
2100 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
2101 
2102 	if (pIE->Length > 1)
2103 		return;
2104 
2105 	pmlmeinfo->ERP_enable = 1;
2106 	_rtw_memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
2107 }
2108 
VCS_update(_adapter * padapter,struct sta_info * psta)2109 void VCS_update(_adapter *padapter, struct sta_info *psta)
2110 {
2111 	struct registry_priv	*pregpriv = &padapter->registrypriv;
2112 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
2113 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
2114 
2115 	switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
2116 	case 0: /* off */
2117 		psta->rtsen = 0;
2118 		psta->cts2self = 0;
2119 		break;
2120 
2121 	case 1: /* on */
2122 		if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
2123 			psta->rtsen = 1;
2124 			psta->cts2self = 0;
2125 		} else {
2126 			psta->rtsen = 0;
2127 			psta->cts2self = 1;
2128 		}
2129 		break;
2130 
2131 	case 2: /* auto */
2132 	default:
2133 		if (((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1)))
2134 			/*||(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)*/
2135 		) {
2136 			if (pregpriv->vcs_type == 1) {
2137 				psta->rtsen = 1;
2138 				psta->cts2self = 0;
2139 			} else {
2140 				psta->rtsen = 0;
2141 				psta->cts2self = 1;
2142 			}
2143 		} else {
2144 			psta->rtsen = 0;
2145 			psta->cts2self = 0;
2146 		}
2147 		break;
2148 	}
2149 }
2150 
update_ldpc_stbc_cap(struct sta_info * psta)2151 void	update_ldpc_stbc_cap(struct sta_info *psta)
2152 {
2153 #ifdef CONFIG_80211N_HT
2154 
2155 #ifdef CONFIG_80211AC_VHT
2156 	if (psta->vhtpriv.vht_option) {
2157 		if (TEST_FLAG(psta->vhtpriv.ldpc_cap, LDPC_VHT_ENABLE_TX))
2158 			psta->cmn.ldpc_en = VHT_LDPC_EN;
2159 		else
2160 			psta->cmn.ldpc_en = 0;
2161 
2162 		if (TEST_FLAG(psta->vhtpriv.stbc_cap, STBC_VHT_ENABLE_TX))
2163 			psta->cmn.stbc_en = VHT_STBC_EN;
2164 		else
2165 			psta->cmn.stbc_en = 0;
2166 	} else
2167 #endif /* CONFIG_80211AC_VHT */
2168 		if (psta->htpriv.ht_option) {
2169 			if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
2170 				psta->cmn.ldpc_en = HT_LDPC_EN;
2171 			else
2172 				psta->cmn.ldpc_en = 0;
2173 
2174 			if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
2175 				psta->cmn.stbc_en = HT_STBC_EN;
2176 			else
2177 				psta->cmn.stbc_en = 0;
2178 		} else {
2179 			psta->cmn.ldpc_en = 0;
2180 			psta->cmn.stbc_en = 0;
2181 		}
2182 
2183 #endif /* CONFIG_80211N_HT */
2184 }
2185 
check_ielen(u8 * start,uint len)2186 int check_ielen(u8 *start, uint len)
2187 {
2188 	int left = len;
2189 	u8 *pos = start;
2190 	u8 id, elen;
2191 
2192 	while (left >= 2) {
2193 		id = *pos++;
2194 		elen = *pos++;
2195 		left -= 2;
2196 
2197 		if (elen > left) {
2198 			/* RTW_INFO("IEEE 802.11 element parse failed (id=%d elen=%d left=%lu)\n",
2199 					id, elen, (unsigned long) left); */
2200 			return _FALSE;
2201 		}
2202 		if ((id == WLAN_EID_VENDOR_SPECIFIC) && (elen < 3))
2203 				return _FALSE;
2204 
2205 		left -= elen;
2206 		pos += elen;
2207 	}
2208 	if (left)
2209 		return _FALSE;
2210 
2211 	return _TRUE;
2212 }
2213 
validate_beacon_len(u8 * pframe,u32 len)2214 int validate_beacon_len(u8 *pframe, u32 len)
2215 {
2216 	u8 ie_offset = _BEACON_IE_OFFSET_ + sizeof(struct rtw_ieee80211_hdr_3addr);
2217 
2218 	if (len < ie_offset) {
2219 		RTW_INFO("%s: incorrect beacon length(%d)\n", __func__, len);
2220 		return _FALSE;
2221 	}
2222 
2223 	if (check_ielen(pframe + ie_offset, len - ie_offset) == _FALSE)
2224 		return _FALSE;
2225 
2226 	return _TRUE;
2227 }
2228 
2229 #ifdef CONFIG_CHECK_SPECIFIC_IE_CONTENT
2230 u8 support_rate_ranges[] = {
2231 	IEEE80211_CCK_RATE_1MB,
2232 	IEEE80211_CCK_RATE_2MB,
2233 	IEEE80211_CCK_RATE_5MB,
2234 	IEEE80211_CCK_RATE_11MB,
2235 	IEEE80211_OFDM_RATE_6MB,
2236 	IEEE80211_OFDM_RATE_9MB,
2237 	IEEE80211_OFDM_RATE_12MB,
2238 	IEEE80211_OFDM_RATE_18MB,
2239 	IEEE80211_PBCC_RATE_22MB,
2240 	IEEE80211_FREAK_RATE_22_5MB,
2241 	IEEE80211_OFDM_RATE_24MB,
2242 	IEEE80211_OFDM_RATE_36MB,
2243 	IEEE80211_OFDM_RATE_48MB,
2244 	IEEE80211_OFDM_RATE_54MB,
2245 };
2246 
match_ranges(u16 EID,u32 value)2247 inline bool match_ranges(u16 EID, u32 value)
2248 {
2249 	int i;
2250 	int nr_range;
2251 
2252 	switch (EID) {
2253 	case _EXT_SUPPORTEDRATES_IE_:
2254 	case _SUPPORTEDRATES_IE_:
2255 		nr_range = sizeof(support_rate_ranges)/sizeof(u8);
2256 		for (i = 0; i < nr_range; i++) {
2257 			/*	clear bit7 before searching.	*/
2258 			value &= ~BIT(7);
2259 			if (value == support_rate_ranges[i])
2260 				return _TRUE;
2261 		}
2262 		break;
2263 	default:
2264 		break;
2265 	};
2266 	return _FALSE;
2267 }
2268 
2269 /*
2270  * rtw_validate_value: validate the IE contain.
2271  *
2272  *	Input :
2273  *		EID : Element ID
2274  *		p	: IE buffer (without EID & length)
2275  *		len	: IE length
2276  *	return:
2277  * 		_TRUE	: All Values are validated.
2278  *		_FALSE	: At least one value is NOT validated.
2279  */
rtw_validate_value(u16 EID,u8 * p,u16 len)2280 bool rtw_validate_value(u16 EID, u8 *p, u16 len)
2281 {
2282 	u8 rate;
2283 	u32 i, nr_val;
2284 
2285 	switch (EID) {
2286 	case _EXT_SUPPORTEDRATES_IE_:
2287 	case _SUPPORTEDRATES_IE_:
2288 		nr_val = len;
2289 		for (i=0; i<nr_val; i++) {
2290 			rate = *(p+i);
2291 			if (match_ranges(EID, rate) == _FALSE)
2292 				return _FALSE;
2293 		}
2294 		break;
2295 	default:
2296 		break;
2297 	};
2298 	return _TRUE;
2299 }
2300 #endif /* CONFIG_CHECK_SPECIFIC_IE_CONTENT */
2301 
is_hidden_ssid(char * ssid,int len)2302 bool is_hidden_ssid(char *ssid, int len)
2303 {
2304 	return len == 0 || is_all_null(ssid, len) == _TRUE;
2305 }
2306 
hidden_ssid_ap(WLAN_BSSID_EX * snetwork)2307 inline bool hidden_ssid_ap(WLAN_BSSID_EX *snetwork)
2308 {
2309 	return is_hidden_ssid(snetwork->Ssid.Ssid, snetwork->Ssid.SsidLength);
2310 }
2311 
2312 /*
2313 	Get SSID if this ilegal frame(probe resp) comes from a hidden SSID AP.
2314 	Update the SSID to the corresponding pnetwork in scan queue.
2315 */
rtw_absorb_ssid_ifneed(_adapter * padapter,WLAN_BSSID_EX * bssid,u8 * pframe)2316 void rtw_absorb_ssid_ifneed(_adapter *padapter, WLAN_BSSID_EX *bssid, u8 *pframe)
2317 {
2318 	struct wlan_network *scanned = NULL;
2319 	WLAN_BSSID_EX	*snetwork;
2320 	u8 ie_offset, *p=NULL, *next_ie=NULL, *mac = get_addr2_ptr(pframe);
2321 	sint ssid_len_ori;
2322 	u32 remain_len = 0;
2323 	u8 backupIE[MAX_IE_SZ];
2324 	u16 subtype = get_frame_sub_type(pframe);
2325 	_irqL irqL;
2326 
2327 	if (subtype == WIFI_BEACON) {
2328 		bssid->Reserved[0] = BSS_TYPE_BCN;
2329 		ie_offset = _BEACON_IE_OFFSET_;
2330 	} else {
2331 		/* FIXME : more type */
2332 		if (subtype == WIFI_PROBERSP) {
2333 			ie_offset = _PROBERSP_IE_OFFSET_;
2334 			bssid->Reserved[0] = BSS_TYPE_PROB_RSP;
2335 		} else if (subtype == WIFI_PROBEREQ) {
2336 			ie_offset = _PROBEREQ_IE_OFFSET_;
2337 			bssid->Reserved[0] = BSS_TYPE_PROB_REQ;
2338 		} else {
2339 			bssid->Reserved[0] = BSS_TYPE_UNDEF;
2340 			ie_offset = _FIXED_IE_LENGTH_;
2341 		}
2342 	}
2343 
2344 	_enter_critical_bh(&padapter->mlmepriv.scanned_queue.lock, &irqL);
2345 	scanned = _rtw_find_network(&padapter->mlmepriv.scanned_queue, mac);
2346 	if (!scanned) {
2347 		_exit_critical_bh(&padapter->mlmepriv.scanned_queue.lock, &irqL);
2348 		return;
2349 	}
2350 
2351 	snetwork = &(scanned->network);
2352 	/* scan queue records as Hidden SSID && Input frame is NOT Hidden SSID	*/
2353 	if (hidden_ssid_ap(snetwork) && !hidden_ssid_ap(bssid)) {
2354 		p = rtw_get_ie(snetwork->IEs+ie_offset, _SSID_IE_, &ssid_len_ori, snetwork->IELength-ie_offset);
2355 		if (!p) {
2356 			_exit_critical_bh(&padapter->mlmepriv.scanned_queue.lock, &irqL);
2357 			return;
2358 		}
2359 		next_ie = p + 2 + ssid_len_ori;
2360 		remain_len = snetwork->IELength - (next_ie - snetwork->IEs);
2361 		scanned->network.Ssid.SsidLength = bssid->Ssid.SsidLength;
2362 		_rtw_memcpy(scanned->network.Ssid.Ssid, bssid->Ssid.Ssid, bssid->Ssid.SsidLength);
2363 
2364 		//update pnetwork->ssid, pnetwork->ssidlen
2365 		_rtw_memcpy(backupIE, next_ie, remain_len);
2366 		*(p+1) = bssid->Ssid.SsidLength;
2367 		_rtw_memcpy(p+2, bssid->Ssid.Ssid, bssid->Ssid.SsidLength);
2368 		_rtw_memcpy(p+2+bssid->Ssid.SsidLength, backupIE, remain_len);
2369 		snetwork->IELength += bssid->Ssid.SsidLength;
2370 	}
2371 	_exit_critical_bh(&padapter->mlmepriv.scanned_queue.lock, &irqL);
2372 }
2373 
2374 #ifdef DBG_RX_BCN
rtw_debug_rx_bcn(_adapter * adapter,u8 * pframe,u32 packet_len)2375 void rtw_debug_rx_bcn(_adapter *adapter, u8 *pframe, u32 packet_len)
2376 {
2377 	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
2378 	struct mlme_ext_info *mlmeinfo = &(pmlmeext->mlmext_info);
2379 	u16 sn = ((struct rtw_ieee80211_hdr_3addr *)pframe)->seq_ctl >> 4;
2380 	u64 tsf, tsf_offset;
2381 	u8 dtim_cnt, dtim_period, tim_bmap, tim_pvbit;
2382 
2383 	update_TSF(pmlmeext, pframe, packet_len);
2384 	tsf = pmlmeext->TSFValue;
2385 	tsf_offset = rtw_modular64(pmlmeext->TSFValue, (mlmeinfo->bcn_interval * 1024));
2386 
2387 	/*get TIM IE*/
2388 	/*DTIM Count*/
2389 	dtim_cnt = pmlmeext->tim[0];
2390 	/*DTIM Period*/
2391 	dtim_period = pmlmeext->tim[1];
2392 	/*Bitmap*/
2393 	tim_bmap = pmlmeext->tim[2];
2394 	/*Partial VBitmap AID 0 ~ 7*/
2395 	tim_pvbit = pmlmeext->tim[3];
2396 
2397 	RTW_INFO("[BCN] SN-%d, TSF-%lld(us), offset-%lld, bcn_interval-%d DTIM-%d[%d] bitmap-0x%02x-0x%02x\n",
2398 		sn, tsf, tsf_offset, mlmeinfo->bcn_interval, dtim_period, dtim_cnt, tim_bmap, tim_pvbit);
2399 }
2400 #endif
2401 
2402 /*
2403  * rtw_get_bcn_keys: get beacon keys from recv frame
2404  *
2405  * TODO:
2406  *	WLAN_EID_COUNTRY
2407  *	WLAN_EID_ERP_INFO
2408  *	WLAN_EID_CHANNEL_SWITCH
2409  *	WLAN_EID_PWR_CONSTRAINT
2410  */
_rtw_get_bcn_keys(u8 * cap_info,u32 buf_len,u8 def_ch,ADAPTER * adapter,struct beacon_keys * recv_beacon)2411 int _rtw_get_bcn_keys(u8 *cap_info, u32 buf_len, u8 def_ch, ADAPTER *adapter
2412 	, struct beacon_keys *recv_beacon)
2413 {
2414 	int left;
2415 	u16 capability;
2416 	unsigned char *pos;
2417 	struct rtw_ieee802_11_elems elems;
2418 
2419 	_rtw_memset(recv_beacon, 0, sizeof(*recv_beacon));
2420 
2421 	/* checking capabilities */
2422 	capability = le16_to_cpu(*(unsigned short *)(cap_info));
2423 
2424 	/* checking IEs */
2425 	left = buf_len - 2;
2426 	pos = cap_info + 2;
2427 	if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed)
2428 		return _FALSE;
2429 
2430 	if (elems.ht_capabilities) {
2431 		if (elems.ht_capabilities_len != 26)
2432 			return _FALSE;
2433 	}
2434 
2435 	if (elems.ht_operation) {
2436 		if (elems.ht_operation_len != 22)
2437 			return _FALSE;
2438 	}
2439 
2440 	if (elems.vht_capabilities) {
2441 		if (elems.vht_capabilities_len != 12)
2442 			return _FALSE;
2443 	}
2444 
2445 	if (elems.vht_operation) {
2446 		if (elems.vht_operation_len != 5)
2447 			return _FALSE;
2448 	}
2449 
2450 	if (rtw_ies_get_supported_rate(pos, left, recv_beacon->rate_set, &recv_beacon->rate_num) == _FAIL)
2451 		return _FALSE;
2452 
2453 	if (cckratesonly_included(recv_beacon->rate_set, recv_beacon->rate_num) == _TRUE)
2454 		recv_beacon->proto_cap |= PROTO_CAP_11B;
2455 	else if (cckrates_included(recv_beacon->rate_set, recv_beacon->rate_num) == _TRUE)
2456 		recv_beacon->proto_cap |= PROTO_CAP_11B | PROTO_CAP_11G;
2457 	else
2458 		recv_beacon->proto_cap |= PROTO_CAP_11G;
2459 
2460 	if (elems.ht_capabilities && elems.ht_operation)
2461 		recv_beacon->proto_cap |= PROTO_CAP_11N;
2462 
2463 	if (elems.vht_capabilities && elems.vht_operation)
2464 		recv_beacon->proto_cap |= PROTO_CAP_11AC;
2465 
2466 	/* check bw and channel offset */
2467 	rtw_ies_get_chbw(pos, left, &recv_beacon->ch, &recv_beacon->bw, &recv_beacon->offset, 1, 1);
2468 	if (!recv_beacon->ch)
2469 		recv_beacon->ch = def_ch;
2470 
2471 	/* checking SSID */
2472 	if (elems.ssid) {
2473 		if (elems.ssid_len > sizeof(recv_beacon->ssid))
2474 			return _FALSE;
2475 
2476 		_rtw_memcpy(recv_beacon->ssid, elems.ssid, elems.ssid_len);
2477 		recv_beacon->ssid_len = elems.ssid_len;
2478 	}
2479 
2480 	/* checking RSN first */
2481 	if (elems.rsn_ie && elems.rsn_ie_len) {
2482 		recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA2;
2483 		rtw_parse_wpa2_ie(elems.rsn_ie - 2, elems.rsn_ie_len + 2,
2484 			&recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
2485 			NULL, &recv_beacon->akm, NULL, NULL);
2486 	}
2487 	/* checking WPA secon */
2488 	else if (elems.wpa_ie && elems.wpa_ie_len) {
2489 		recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA;
2490 		rtw_parse_wpa_ie(elems.wpa_ie - 2, elems.wpa_ie_len + 2,
2491 			&recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
2492 				 &recv_beacon->akm);
2493 	} else if (capability & BIT(4))
2494 		recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WEP;
2495 
2496 	if (adapter) {
2497 		struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
2498 
2499 		if (elems.tim && elems.tim_len) {
2500 			#ifdef DBG_RX_BCN
2501 			_rtw_memcpy(pmlmeext->tim, elems.tim, 4);
2502 			#endif
2503 			pmlmeext->dtim = elems.tim[1];
2504 		}
2505 
2506 		/* checking RTW TBTX */
2507 		#ifdef CONFIG_RTW_TOKEN_BASED_XMIT
2508 		if (elems.tbtx_cap && elems.tbtx_cap_len) {
2509 			struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
2510 
2511 			if (rtw_is_tbtx_capabilty(elems.tbtx_cap, elems.tbtx_cap_len))
2512 				RTW_DBG("AP support TBTX\n");
2513 		}
2514 		#endif
2515 	}
2516 
2517 	return _TRUE;
2518 }
2519 
rtw_get_bcn_keys(_adapter * adapter,u8 * whdr,u32 flen,struct beacon_keys * bcn_keys)2520 int rtw_get_bcn_keys(_adapter *adapter, u8 *whdr, u32 flen, struct beacon_keys *bcn_keys)
2521 {
2522 	return _rtw_get_bcn_keys(
2523 		whdr + WLAN_HDR_A3_LEN + 10
2524 		, flen - WLAN_HDR_A3_LEN - 10
2525 		, adapter->mlmeextpriv.cur_channel, adapter
2526 		, bcn_keys);
2527 }
2528 
rtw_get_bcn_keys_from_bss(WLAN_BSSID_EX * bss,struct beacon_keys * bcn_keys)2529 int rtw_get_bcn_keys_from_bss(WLAN_BSSID_EX *bss, struct beacon_keys *bcn_keys)
2530 {
2531 	return _rtw_get_bcn_keys(
2532 		bss->IEs + 10
2533 		, bss->IELength - 10
2534 		, bss->Configuration.DSConfig, NULL
2535 		, bcn_keys);
2536 }
2537 
rtw_update_bcn_keys_of_network(struct wlan_network * network)2538 int rtw_update_bcn_keys_of_network(struct wlan_network *network)
2539 {
2540 	network->bcn_keys_valid = rtw_get_bcn_keys_from_bss(&network->network, &network->bcn_keys);
2541 	return network->bcn_keys_valid;
2542 }
2543 
rtw_dump_bcn_keys(void * sel,struct beacon_keys * recv_beacon)2544 void rtw_dump_bcn_keys(void *sel, struct beacon_keys *recv_beacon)
2545 {
2546 #if defined(CONFIG_RTW_DEBUG) || defined(CONFIG_PROC_DEBUG)
2547 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
2548 
2549 	_rtw_memcpy(ssid, recv_beacon->ssid, recv_beacon->ssid_len);
2550 	ssid[recv_beacon->ssid_len] = '\0';
2551 
2552 	RTW_PRINT_SEL(sel, "ssid = %s (len = %u)\n", ssid, recv_beacon->ssid_len);
2553 	RTW_PRINT_SEL(sel, "ch = %u,%u,%u\n"
2554 		, recv_beacon->ch, recv_beacon->bw, recv_beacon->offset);
2555 	RTW_PRINT_SEL(sel, "proto_cap = 0x%02x\n", recv_beacon->proto_cap);
2556 	RTW_MAP_DUMP_SEL(sel, "rate_set = "
2557 		, recv_beacon->rate_set, recv_beacon->rate_num);
2558 	RTW_PRINT_SEL(sel, "sec = %d, group = 0x%x, pair = 0x%x, akm = 0x%08x\n"
2559 		, recv_beacon->encryp_protocol, recv_beacon->group_cipher
2560 		, recv_beacon->pairwise_cipher, recv_beacon->akm);
2561 #endif
2562 }
2563 
rtw_bcn_key_err_fix(struct beacon_keys * cur,struct beacon_keys * recv)2564 void rtw_bcn_key_err_fix(struct beacon_keys *cur, struct beacon_keys *recv)
2565 {
2566 	if ((recv->ch == cur->ch) && (recv->bw == cur->bw) && (recv->bw > CHANNEL_WIDTH_20)) {
2567 		if ((recv->offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)
2568 			&& (cur->offset != HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
2569 			RTW_DBG("recv_bcn offset = %d is invalid, try to use cur_bcn offset = %d to replace it !\n", recv->offset, cur->offset);
2570 			recv->offset = cur->offset;
2571 		}
2572 	}
2573 }
2574 
rtw_bcn_key_compare(struct beacon_keys * cur,struct beacon_keys * recv)2575 bool rtw_bcn_key_compare(struct beacon_keys *cur, struct beacon_keys *recv)
2576 {
2577 #define BCNKEY_VERIFY_PROTO_CAP 0
2578 #define BCNKEY_VERIFY_WHOLE_RATE_SET 0
2579 
2580 	struct beacon_keys tmp;
2581 	bool ret = _FALSE;
2582 
2583 	if (!rtw_is_chbw_grouped(cur->ch, cur->bw, cur->offset
2584 			, recv->ch, recv->bw, recv->offset))
2585 		goto exit;
2586 
2587 	_rtw_memcpy(&tmp, cur, sizeof(tmp));
2588 
2589 	/* check fields excluding below */
2590 	tmp.ch = recv->ch;
2591 	tmp.bw = recv->bw;
2592 	tmp.offset = recv->offset;
2593 	if (!BCNKEY_VERIFY_PROTO_CAP)
2594 		tmp.proto_cap = recv->proto_cap;
2595 	if (!BCNKEY_VERIFY_WHOLE_RATE_SET) {
2596 		tmp.rate_num = recv->rate_num;
2597 		_rtw_memcpy(tmp.rate_set, recv->rate_set, 12);
2598 	}
2599 
2600 	if (_rtw_memcmp(&tmp, recv, sizeof(*recv)) == _FALSE)
2601 		goto exit;
2602 
2603 	ret = _TRUE;
2604 
2605 exit:
2606 	return ret;
2607 }
2608 
rtw_check_bcn_info(ADAPTER * Adapter,u8 * pframe,u32 packet_len)2609 int rtw_check_bcn_info(ADAPTER *Adapter, u8 *pframe, u32 packet_len)
2610 {
2611 	u8 *pbssid = GetAddr3Ptr(pframe);
2612 	struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
2613 	struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
2614 	struct beacon_keys *cur_beacon = &pmlmepriv->cur_beacon_keys;
2615 	struct beacon_keys recv_beacon;
2616 	int ret = 0;
2617 	u8 ifbmp_m = rtw_mi_get_ap_mesh_ifbmp(Adapter);
2618 	u8 ifbmp_s = rtw_mi_get_ld_sta_ifbmp(Adapter);
2619 	struct dvobj_priv *dvobj = adapter_to_dvobj(Adapter);
2620 	struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
2621 
2622 	if (is_client_associated_to_ap(Adapter) == _FALSE)
2623 		goto exit_success;
2624 
2625 	if (rtw_get_bcn_keys(Adapter, pframe, packet_len, &recv_beacon) == _FALSE)
2626 		goto exit_success; /* parsing failed => broken IE */
2627 
2628 #ifdef DBG_RX_BCN
2629 	rtw_debug_rx_bcn(Adapter, pframe, packet_len);
2630 #endif
2631 
2632 	/* hidden ssid, replace with current beacon ssid directly */
2633 	if (is_hidden_ssid(recv_beacon.ssid, recv_beacon.ssid_len)) {
2634 		_rtw_memcpy(recv_beacon.ssid, cur_beacon->ssid, cur_beacon->ssid_len);
2635 		recv_beacon.ssid_len = cur_beacon->ssid_len;
2636 	}
2637 
2638 	if (check_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON)) {
2639 		u8 c_ch, c_bw, c_offset;
2640 		bool bw_offset_changed = _FALSE;
2641 		struct sta_info *psta = NULL;
2642 
2643 		c_ch = pmlmeext->cur_channel;
2644 		c_bw = pmlmeext->cur_bwmode;
2645 		c_offset = pmlmeext->cur_ch_offset;
2646 
2647 		/*
2648 		* Case 1 : channel is different
2649 		* 	AP doesn't udpate its beacon.
2650 		* Case 2 : channel is same
2651 		*	AP may not update its beacon yet, so we wait 5 beacon.
2652 		* Case 3 : we already wait 5 beacon
2653 		*	We assume that AP update its beacon.
2654 		*/
2655 		if (c_ch != recv_beacon.ch) {
2656 			goto exit_success;
2657 		} else if (c_ch == recv_beacon.ch &&
2658 				pmlmepriv->bcn_cnts_after_csa < 5) {
2659 			pmlmepriv->bcn_cnts_after_csa += 1;
2660 			goto exit_success;
2661 		} else {
2662 			pmlmepriv->bcn_cnts_after_csa = 0;
2663 		}
2664 
2665 		_rtw_memcpy(cur_beacon, &recv_beacon, sizeof(recv_beacon));
2666 		RTW_INFO("csa : recv_beacon ch/bw/offset = %u,%u,%u\n",
2667 			recv_beacon.ch, recv_beacon.bw, recv_beacon.offset);
2668 		RTW_INFO("csa : before update our bw/offset, current bw/offset = %u,%u\n",
2669 			c_bw, c_offset);
2670 		/* rtw_dump_bcn_keys(RTW_DBGDUMP, &recv_beacon); */
2671 
2672 		clr_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON);
2673 		_cancel_timer_async(&pmlmeext->csa_timer);
2674 
2675 		/* Current bw/offset is different from AP */
2676 		if (c_bw != recv_beacon.bw || c_offset != recv_beacon.offset) {
2677 			RTW_INFO("csa : need to sync bw/offset with AP\n");
2678 			bw_offset_changed = _TRUE;
2679 			pmlmeext->cur_bwmode = recv_beacon.bw;
2680 			pmlmeext->cur_ch_offset = recv_beacon.offset;
2681 		}
2682 
2683 		if (rtw_adjust_chbw(Adapter, pmlmeext->cur_channel,
2684 				&pmlmeext->cur_bwmode, &pmlmeext->cur_ch_offset)) {
2685 			RTW_INFO("csa : limit bandwith by sw capability\n");
2686 			bw_offset_changed = _TRUE;
2687 		}
2688 
2689 		if (bw_offset_changed) {
2690 			c_bw = pmlmeext->cur_bwmode;
2691 			c_offset = pmlmeext->cur_ch_offset;
2692 
2693 			#ifdef CONFIG_AP_MODE
2694 			if (ifbmp_m) {
2695 				rtw_change_bss_chbw_cmd(dvobj_get_primary_adapter(dvobj), 0
2696 					, ifbmp_m, 0, recv_beacon.ch, REQ_BW_ORI, REQ_OFFSET_NONE);
2697 			} else
2698 			#endif
2699 			{
2700 				#ifdef CONFIG_DFS_MASTER
2701 				rtw_dfs_rd_en_decision(dvobj_get_primary_adapter(dvobj), MLME_OPCH_SWITCH, 0);
2702 				#endif
2703 				rtw_set_chbw_cmd(Adapter, c_ch, c_bw, c_offset, 0);
2704 			}
2705 			RTW_INFO("csa : after update bw/offset, new bw/offset = %u,%u\n", c_bw, c_offset);
2706 		} else {
2707 			RTW_INFO("csa : our bw/offset is same as AP\n");
2708 		}
2709 
2710 		rtw_iqk_cmd(Adapter, 0);
2711 		psta = rtw_get_stainfo(&Adapter->stapriv, get_bssid(&Adapter->mlmepriv));
2712 		if (psta)
2713 			rtw_dm_ra_mask_wk_cmd(Adapter, (u8 *)psta);
2714 
2715 		RTW_INFO("csa : update beacon done, WIFI_CSA_UPDATE_BEACON is clear\n");
2716 	}
2717 
2718 #ifdef CONFIG_BCN_CNT_CONFIRM_HDL
2719 	if (_rtw_memcmp(&recv_beacon, cur_beacon, sizeof(recv_beacon)) == _TRUE)
2720 		pmlmepriv->new_beacon_cnts = 0;
2721 	else if ((pmlmepriv->new_beacon_cnts == 0) ||
2722 		_rtw_memcmp(&recv_beacon, &pmlmepriv->new_beacon_keys, sizeof(recv_beacon)) == _FALSE) {
2723 		RTW_DBG("%s: start new beacon (seq=%d)\n", __func__, GetSequence(pframe));
2724 
2725 		if (pmlmepriv->new_beacon_cnts == 0) {
2726 			RTW_ERR("%s: cur beacon key\n", __func__);
2727 			RTW_DBG_EXPR(rtw_dump_bcn_keys(RTW_DBGDUMP, cur_beacon));
2728 		}
2729 
2730 		RTW_DBG("%s: new beacon key\n", __func__);
2731 		RTW_DBG_EXPR(rtw_dump_bcn_keys(RTW_DBGDUMP, &recv_beacon));
2732 
2733 		_rtw_memcpy(&pmlmepriv->new_beacon_keys, &recv_beacon, sizeof(recv_beacon));
2734 		pmlmepriv->new_beacon_cnts = 1;
2735 	} else {
2736 		RTW_DBG("%s: new beacon again (seq=%d)\n", __func__, GetSequence(pframe));
2737 		pmlmepriv->new_beacon_cnts++;
2738 	}
2739 
2740 	/* if counter >= max, it means beacon is changed really */
2741 	if (pmlmepriv->new_beacon_cnts >= new_bcn_max)
2742 #else
2743 	if (_rtw_memcmp(&recv_beacon, cur_beacon, sizeof(recv_beacon)) == _FALSE)
2744 #endif
2745 	{
2746 		RTW_INFO(FUNC_ADPT_FMT" new beacon occur!!\n", FUNC_ADPT_ARG(Adapter));
2747 		RTW_INFO(FUNC_ADPT_FMT" cur beacon key:\n", FUNC_ADPT_ARG(Adapter));
2748 		rtw_dump_bcn_keys(RTW_DBGDUMP, cur_beacon);
2749 		RTW_INFO(FUNC_ADPT_FMT" new beacon key:\n", FUNC_ADPT_ARG(Adapter));
2750 		rtw_dump_bcn_keys(RTW_DBGDUMP, &recv_beacon);
2751 
2752 		rtw_bcn_key_err_fix(cur_beacon, &recv_beacon);
2753 
2754 		if (rtw_bcn_key_compare(cur_beacon, &recv_beacon) == _FALSE)
2755 			goto exit;
2756 
2757 		_rtw_memcpy(cur_beacon, &recv_beacon, sizeof(recv_beacon));
2758 		#ifdef CONFIG_BCN_CNT_CONFIRM_HDL
2759 		pmlmepriv->new_beacon_cnts = 0;
2760 		#endif
2761 	}
2762 
2763 exit_success:
2764 	ret = 1;
2765 
2766 exit:
2767 	return ret;
2768 }
2769 
update_beacon_info(_adapter * padapter,u8 * pframe,uint pkt_len,struct sta_info * psta)2770 void update_beacon_info(_adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
2771 {
2772 	unsigned int i;
2773 	unsigned int len;
2774 	PNDIS_802_11_VARIABLE_IEs	pIE;
2775 
2776 #ifdef CONFIG_TDLS
2777 	struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
2778 	u8 tdls_prohibited[] = { 0x00, 0x00, 0x00, 0x00, 0x10 }; /* bit(38): TDLS_prohibited */
2779 #endif /* CONFIG_TDLS */
2780 
2781 	len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
2782 
2783 	for (i = 0; i < len;) {
2784 		pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
2785 
2786 		switch (pIE->ElementID) {
2787 		case _VENDOR_SPECIFIC_IE_:
2788 			/* to update WMM paramter set while receiving beacon */
2789 			if (_rtw_memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN)	/* WMM */
2790 				(WMM_param_handler(padapter, pIE)) ? report_wmm_edca_update(padapter) : 0;
2791 
2792 			break;
2793 
2794 		case _HT_EXTRA_INFO_IE_:	/* HT info */
2795 			/* HT_info_handler(padapter, pIE); */
2796 			bwmode_update_check(padapter, pIE);
2797 			break;
2798 #ifdef CONFIG_80211AC_VHT
2799 		case EID_OpModeNotification:
2800 			rtw_process_vht_op_mode_notify(padapter, pIE->data, psta);
2801 			break;
2802 #endif /* CONFIG_80211AC_VHT */
2803 		case _ERPINFO_IE_:
2804 			ERP_IE_handler(padapter, pIE);
2805 			VCS_update(padapter, psta);
2806 			break;
2807 
2808 #ifdef CONFIG_TDLS
2809 		case WLAN_EID_EXT_CAP:
2810 			if (check_ap_tdls_prohibited(pIE->data, pIE->Length) == _TRUE)
2811 				ptdlsinfo->ap_prohibited = _TRUE;
2812 			if (check_ap_tdls_ch_switching_prohibited(pIE->data, pIE->Length) == _TRUE)
2813 				ptdlsinfo->ch_switch_prohibited = _TRUE;
2814 			break;
2815 #endif /* CONFIG_TDLS */
2816 		default:
2817 			break;
2818 		}
2819 
2820 		i += (pIE->Length + 2);
2821 	}
2822 }
2823 
2824 #if CONFIG_DFS
process_csa_ie(_adapter * padapter,u8 * ies,uint ies_len)2825 void process_csa_ie(_adapter *padapter, u8 *ies, uint ies_len)
2826 {
2827 	struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
2828 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2829 	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2830 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2831 	unsigned int i, j, countdown;
2832 	PNDIS_802_11_VARIABLE_IEs pIE, sub_pie;
2833 	u8 ch = 0, csa_ch_offset = 0, csa_ch_width = 0, csa_ch_freq_seg0 = 0, csa_ch_freq_seg1 = 0, csa_switch_cnt = 0;
2834 
2835 	/* compare with scheduling CSA to block incoming CSA IE */
2836 	if (rfctl->csa_ch || check_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON))
2837 		return;
2838 
2839 	for (i = 0; i + 1 < ies_len;) {
2840 		pIE = (PNDIS_802_11_VARIABLE_IEs)(ies + i);
2841 
2842 		switch (pIE->ElementID) {
2843 		case WLAN_EID_CHANNEL_SWITCH:
2844 			ch = *(pIE->data + 1);
2845 			csa_switch_cnt = *(pIE->data + 2);
2846 			break;
2847 		case WLAN_EID_SECONDARY_CHANNEL_OFFSET:
2848 			csa_ch_offset = *(pIE->data);
2849 			break;
2850 		case WLAN_EID_WIDE_BANDWIDTH_CHANNEL_SWITCH:
2851 			csa_ch_width = *(pIE->data);
2852 			csa_ch_freq_seg0 = *(pIE->data+1);
2853 			csa_ch_freq_seg1 = *(pIE->data+2);
2854 			/* RTW_INFO("bw:%02x center_freq_0:%d center_freq_1:%d, ch=%d\n"
2855 					, csa_ch_width, csa_ch_freq_seg0, csa_ch_freq_seg1, ch); */
2856 			break;
2857 		case WLAN_EID_CHANNEL_SWITCH_WRAPPER:
2858 			for(j=0; j + 1 < pIE->Length;) {
2859 				sub_pie = (PNDIS_802_11_VARIABLE_IEs)(ies + i + j + 2);
2860 				if(sub_pie->ElementID == WLAN_EID_WIDE_BANDWIDTH_CHANNEL_SWITCH) {
2861 					csa_ch_width = *(sub_pie->data);
2862 					csa_ch_freq_seg0 = *(sub_pie->data+1);
2863 					csa_ch_freq_seg1 = *(sub_pie->data+2);
2864 					/* RTW_INFO("2. sub_IE:%02x IE_length:%02x bw:%02x center_freq_0:%d center_freq_1:%d, ch=%d\n"
2865 					, sub_pie->ElementID, sub_pie->Length, csa_ch_width, csa_ch_freq_seg0, csa_ch_freq_seg1, ch); */
2866 				}
2867 				j += (sub_pie->Length + 2);
2868 			}
2869 			break;
2870 #ifdef CONFIG_ECSA
2871 		case WLAN_EID_ECSA:
2872 			rfctl->ecsa_mode = *(pIE->data + 0);
2873 			rfctl->ecsa_op_class = *(pIE->data + 1);
2874 			ch = *(pIE->data + 2);
2875 			csa_switch_cnt = *(pIE->data + 3);
2876 
2877 			rtw_get_bw_offset_by_op_class_ch(rfctl->ecsa_op_class,
2878 							 ch, &csa_ch_width,
2879 							 &csa_ch_offset);
2880 			/* change to ieee offset */
2881 			switch (csa_ch_offset) {
2882 			case HAL_PRIME_CHNL_OFFSET_LOWER:
2883 				csa_ch_offset = IEEE80211_HT_IE_CHA_SEC_BELOW;
2884 				break;
2885 			case HAL_PRIME_CHNL_OFFSET_UPPER:
2886 				csa_ch_offset = IEEE80211_HT_IE_CHA_SEC_ABOVE;
2887 				break;
2888 			default:
2889 				csa_ch_offset = IEEE80211_HT_IE_CHA_SEC_NONE;
2890 				break;
2891 			}
2892 
2893 			/* change to ieee channel width */
2894 			switch(csa_ch_width) {
2895 				case CHANNEL_WIDTH_20:
2896 				case CHANNEL_WIDTH_40:
2897 					csa_ch_width = 0;
2898 					break;
2899 				case CHANNEL_WIDTH_80:
2900 				case CHANNEL_WIDTH_160:
2901 				case CHANNEL_WIDTH_80_80:
2902 					csa_ch_width = 1;
2903 					break;
2904 				default:
2905 					csa_ch_width = 0;
2906 				break;
2907 			}
2908 
2909 			RTW_INFO("ECSA: mode=%d, class=%d, ch=%d, cnt=%d\n",
2910 				 rfctl->ecsa_mode, rfctl->ecsa_op_class,
2911 				 ch, csa_switch_cnt);
2912 			break;
2913 #endif
2914 		default:
2915 			break;
2916 		}
2917 
2918 		i += (pIE->Length + 2);
2919 	}
2920 
2921 	if (ch != 0) {
2922 		struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
2923 		_adapter *pri_adapter = dvobj_get_primary_adapter(dvobj);
2924 		u8 ifbmp_m = rtw_mi_get_ap_mesh_ifbmp(pri_adapter);
2925 
2926 		rfctl->csa_ch = ch;
2927 		rfctl->csa_switch_cnt = csa_switch_cnt;
2928 		rfctl->csa_ch_offset = csa_ch_offset;
2929 		rfctl->csa_ch_width = csa_ch_width;
2930 		rfctl->csa_ch_freq_seg0 = csa_ch_freq_seg0;
2931 		rfctl->csa_ch_freq_seg1 = csa_ch_freq_seg1;
2932 
2933 		#ifdef CONFIG_AP_MODE
2934 		if(ifbmp_m) {
2935 			rfctl->ap_csa_en = STA_RX_CSA;
2936 			rfctl->ap_csa_ch = ch;
2937 			rfctl->ap_csa_switch_cnt = csa_switch_cnt;
2938 			rtw_set_ap_csa_cmd(pri_adapter);
2939 		}
2940 		#endif
2941 
2942 		countdown = pmlmeinfo->network.Configuration.BeaconPeriod * (csa_switch_cnt+1); /* ms */
2943 		RTW_INFO("csa: set countdown timer to %d ms\n", countdown);
2944 		_set_timer(&pri_adapter->mlmeextpriv.csa_timer, countdown);
2945 
2946 	}
2947 }
2948 #endif /* CONFIG_DFS */
2949 
2950 #ifdef CONFIG_80211D
rtw_iface_accept_country_ie(_adapter * adapter)2951 bool rtw_iface_accept_country_ie(_adapter *adapter)
2952 {
2953 	struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
2954 
2955 	if (!(BIT(adapter->iface_id) & rfctl->country_ie_slave_en_ifbmp))
2956 		return 0;
2957 	if (!MLME_IS_STA(adapter))
2958 		return 0;
2959 	if (!MLME_IS_GC(adapter)) {
2960 		if (!(rfctl->country_ie_slave_en_role & COUNTRY_IE_SLAVE_EN_ROLE_STA))
2961 			return 0;
2962 	} else {
2963 		if (!(rfctl->country_ie_slave_en_role & COUNTRY_IE_SLAVE_EN_ROLE_GC))
2964 			return 0;
2965 	}
2966 	return 1;
2967 }
2968 
process_country_ie(_adapter * adapter,u8 * ies,uint ies_len)2969 void process_country_ie(_adapter *adapter, u8 *ies, uint ies_len)
2970 {
2971 	struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
2972 
2973 	if (rfctl->regd_src == REGD_SRC_RTK_PRIV
2974 		&& !rtw_rfctl_is_disable_sw_channel_plan(rfctl_to_dvobj(rfctl))
2975 		&& !rfctl->csa_ch /* don't process country ie when under CSA processing */
2976 	) {
2977 		struct mlme_priv *mlme = &adapter->mlmepriv;
2978 		const u8 *ie = NULL;
2979 		sint ie_len = 0;
2980 
2981 		if (rtw_iface_accept_country_ie(adapter)) {
2982 			ie = rtw_get_ie(ies, WLAN_EID_COUNTRY, &ie_len, ies_len);
2983 			if (ie) {
2984 				if (ie_len < 6) {
2985 					ie = NULL;
2986 					ie_len = 0;
2987 				} else
2988 					ie_len += 2;
2989 			}
2990 		}
2991 
2992 		if (!mlme->recv_country_ie && !ie)
2993 			return;
2994 		if (mlme->recv_country_ie_len == ie_len
2995 			&& _rtw_memcmp(mlme->recv_country_ie, ie, ie_len) == _TRUE)
2996 			return;
2997 
2998 		if (!ie) {
2999 			rtw_buf_free(&mlme->recv_country_ie, &mlme->recv_country_ie_len);
3000 			rtw_apply_recv_country_ie_cmd(adapter, 0, 0, 0, NULL);
3001 		} else {
3002 			char ori_alpha2[2] = {0, 0};
3003 
3004 			if (mlme->recv_country_ie)
3005 				_rtw_memcpy(ori_alpha2, mlme->recv_country_ie + 2, 2);
3006 
3007 			rtw_buf_update(&mlme->recv_country_ie, &mlme->recv_country_ie_len, ie, ie_len);
3008 			/* for now only country code is used */
3009 			if (_rtw_memcmp(ori_alpha2, mlme->recv_country_ie + 2, 2) == _TRUE)
3010 				return;
3011 			RTW_INFO(FUNC_ADPT_FMT" country_ie alpha2 changed\n", FUNC_ADPT_ARG(adapter));
3012 			rtw_apply_recv_country_ie_cmd(adapter, 0
3013 				, mlme->cur_beacon_keys.ch > 14 ? BAND_ON_5G : BAND_ON_2_4G
3014 				, mlme->cur_beacon_keys.ch, mlme->recv_country_ie);
3015 		}
3016 	}
3017 }
3018 #endif /* CONFIG_80211D */
3019 
parsing_eapol_packet(_adapter * padapter,u8 * key_payload,struct sta_info * psta,u8 trx_type)3020 enum eap_type parsing_eapol_packet(_adapter *padapter, u8 *key_payload, struct sta_info *psta, u8 trx_type)
3021 {
3022 	struct security_priv *psecuritypriv = &(padapter->securitypriv);
3023 	struct ieee802_1x_hdr *hdr;
3024 	struct wpa_eapol_key *key;
3025 	u16 key_info, key_data_length;
3026 	char *trx_msg = trx_type ? "send" : "recv";
3027 	enum eap_type eapol_type;
3028 
3029 	hdr = (struct ieee802_1x_hdr *) key_payload;
3030 
3031 	 /* WPS - eapol start packet */
3032 	if (hdr->type == 1 && hdr->length == 0) {
3033 		RTW_INFO("%s eapol start packet\n", trx_msg);
3034 		return EAPOL_START;
3035 	}
3036 
3037 	if (hdr->type == 0) { /* WPS - eapol packet */
3038 		RTW_INFO("%s eapol packet\n", trx_msg);
3039 		return EAPOL_PACKET;
3040 	}
3041 
3042 	key = (struct wpa_eapol_key *) (hdr + 1);
3043 	key_info = be16_to_cpu(*((u16 *)(key->key_info)));
3044 	key_data_length = be16_to_cpu(*((u16 *)(key->key_data_length)));
3045 
3046 	if (!(key_info & WPA_KEY_INFO_KEY_TYPE)) { /* WPA group key handshake */
3047 		if (key_info & WPA_KEY_INFO_ACK) {
3048 			RTW_PRINT("%s eapol packet - WPA Group Key 1/2\n", trx_msg);
3049 			eapol_type = EAPOL_WPA_GROUP_KEY_1_2;
3050 		} else {
3051 			RTW_PRINT("%s eapol packet - WPA Group Key 2/2\n", trx_msg);
3052 			eapol_type = EAPOL_WPA_GROUP_KEY_2_2;
3053 
3054 			/* WPA key-handshake has completed */
3055 			if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPAPSK)
3056 				psta->state &= (~WIFI_UNDER_KEY_HANDSHAKE);
3057 		}
3058 	} else if (key_info & WPA_KEY_INFO_MIC) {
3059 		if (key_data_length == 0) {
3060 			RTW_PRINT("%s eapol packet 4/4\n", trx_msg);
3061 			eapol_type = EAPOL_4_4;
3062 		} else if (key_info & WPA_KEY_INFO_ACK) {
3063 			RTW_PRINT("%s eapol packet 3/4\n", trx_msg);
3064 			eapol_type = EAPOL_3_4;
3065 		} else {
3066 			RTW_PRINT("%s eapol packet 2/4\n", trx_msg);
3067 			eapol_type = EAPOL_2_4;
3068 		}
3069 	} else {
3070 		RTW_PRINT("%s eapol packet 1/4\n", trx_msg);
3071 		eapol_type = EAPOL_1_4;
3072 	}
3073 
3074 	return eapol_type;
3075 }
3076 
is_ap_in_tkip(_adapter * padapter)3077 unsigned int is_ap_in_tkip(_adapter *padapter)
3078 {
3079 	u32 i;
3080 	PNDIS_802_11_VARIABLE_IEs	pIE;
3081 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3082 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
3083 	WLAN_BSSID_EX		*cur_network = &(pmlmeinfo->network);
3084 
3085 	if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
3086 		for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) {
3087 			pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
3088 
3089 			switch (pIE->ElementID) {
3090 			case _VENDOR_SPECIFIC_IE_:
3091 				if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
3092 					return _TRUE;
3093 				break;
3094 
3095 			case _RSN_IE_2_:
3096 				if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
3097 					return _TRUE;
3098 				break;
3099 			default:
3100 				break;
3101 			}
3102 
3103 			i += (pIE->Length + 2);
3104 		}
3105 
3106 		return _FALSE;
3107 	} else
3108 		return _FALSE;
3109 
3110 }
3111 
should_forbid_n_rate(_adapter * padapter)3112 unsigned int should_forbid_n_rate(_adapter *padapter)
3113 {
3114 	u32 i;
3115 	PNDIS_802_11_VARIABLE_IEs	pIE;
3116 	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
3117 	WLAN_BSSID_EX  *cur_network = &pmlmepriv->cur_network.network;
3118 
3119 	if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
3120 		for (i = sizeof(NDIS_802_11_FIXED_IEs); i < cur_network->IELength;) {
3121 			pIE = (PNDIS_802_11_VARIABLE_IEs)(cur_network->IEs + i);
3122 
3123 			switch (pIE->ElementID) {
3124 			case _VENDOR_SPECIFIC_IE_:
3125 				if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4) &&
3126 				    ((_rtw_memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
3127 				     (_rtw_memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
3128 					return _FALSE;
3129 				break;
3130 
3131 			case _RSN_IE_2_:
3132 				if ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4))  ||
3133 				    (_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
3134 					return _FALSE;
3135 				break;
3136 			default:
3137 				break;
3138 			}
3139 
3140 			i += (pIE->Length + 2);
3141 		}
3142 
3143 		return _TRUE;
3144 	} else
3145 		return _FALSE;
3146 
3147 }
3148 
3149 
is_ap_in_wep(_adapter * padapter)3150 unsigned int is_ap_in_wep(_adapter *padapter)
3151 {
3152 	u32 i;
3153 	PNDIS_802_11_VARIABLE_IEs	pIE;
3154 	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3155 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
3156 	WLAN_BSSID_EX		*cur_network = &(pmlmeinfo->network);
3157 
3158 	if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
3159 		for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) {
3160 			pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
3161 
3162 			switch (pIE->ElementID) {
3163 			case _VENDOR_SPECIFIC_IE_:
3164 				if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4))
3165 					return _FALSE;
3166 				break;
3167 
3168 			case _RSN_IE_2_:
3169 				return _FALSE;
3170 
3171 			default:
3172 				break;
3173 			}
3174 
3175 			i += (pIE->Length + 2);
3176 		}
3177 
3178 		return _TRUE;
3179 	} else
3180 		return _FALSE;
3181 
3182 }
3183 
3184 int wifirate2_ratetbl_inx(unsigned char rate);
wifirate2_ratetbl_inx(unsigned char rate)3185 int wifirate2_ratetbl_inx(unsigned char rate)
3186 {
3187 	int	inx = 0;
3188 	rate = rate & 0x7f;
3189 
3190 	switch (rate) {
3191 	case 54*2:
3192 		inx = 11;
3193 		break;
3194 
3195 	case 48*2:
3196 		inx = 10;
3197 		break;
3198 
3199 	case 36*2:
3200 		inx = 9;
3201 		break;
3202 
3203 	case 24*2:
3204 		inx = 8;
3205 		break;
3206 
3207 	case 18*2:
3208 		inx = 7;
3209 		break;
3210 
3211 	case 12*2:
3212 		inx = 6;
3213 		break;
3214 
3215 	case 9*2:
3216 		inx = 5;
3217 		break;
3218 
3219 	case 6*2:
3220 		inx = 4;
3221 		break;
3222 
3223 	case 11*2:
3224 		inx = 3;
3225 		break;
3226 	case 11:
3227 		inx = 2;
3228 		break;
3229 
3230 	case 2*2:
3231 		inx = 1;
3232 		break;
3233 
3234 	case 1*2:
3235 		inx = 0;
3236 		break;
3237 
3238 	}
3239 	return inx;
3240 }
3241 
update_basic_rate(unsigned char * ptn,unsigned int ptn_sz)3242 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
3243 {
3244 	unsigned int i, num_of_rate;
3245 	unsigned int mask = 0;
3246 
3247 	num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
3248 
3249 	for (i = 0; i < num_of_rate; i++) {
3250 		if ((*(ptn + i)) & 0x80)
3251 			mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
3252 	}
3253 	return mask;
3254 }
3255 
update_supported_rate(unsigned char * ptn,unsigned int ptn_sz)3256 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
3257 {
3258 	unsigned int i, num_of_rate;
3259 	unsigned int mask = 0;
3260 
3261 	num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
3262 
3263 	for (i = 0; i < num_of_rate; i++)
3264 		mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
3265 
3266 	return mask;
3267 }
3268 
support_short_GI(_adapter * padapter,struct HT_caps_element * pHT_caps,u8 bwmode)3269 int support_short_GI(_adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
3270 {
3271 	unsigned char					bit_offset;
3272 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
3273 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
3274 
3275 	if (!(pmlmeinfo->HT_enable))
3276 		return _FAIL;
3277 
3278 	bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
3279 
3280 	if (pHT_caps->u.HT_cap_element.HT_caps_info & (0x1 << bit_offset))
3281 		return _SUCCESS;
3282 	else
3283 		return _FAIL;
3284 }
3285 
get_highest_rate_idx(u64 mask)3286 unsigned char get_highest_rate_idx(u64 mask)
3287 {
3288 	int i;
3289 	unsigned char rate_idx = 0;
3290 
3291 	for (i = 63; i >= 0; i--) {
3292 		if ((mask >> i) & 0x01) {
3293 			rate_idx = i;
3294 			break;
3295 		}
3296 	}
3297 
3298 	return rate_idx;
3299 }
get_lowest_rate_idx_ex(u64 mask,int start_bit)3300 unsigned char get_lowest_rate_idx_ex(u64 mask, int start_bit)
3301 {
3302 	int i;
3303 	unsigned char rate_idx = 0;
3304 
3305 	for (i = start_bit; i < 64; i++) {
3306 		if ((mask >> i) & 0x01) {
3307 			rate_idx = i;
3308 			break;
3309 		}
3310 	}
3311 
3312 	return rate_idx;
3313 }
3314 
Update_RA_Entry(_adapter * padapter,struct sta_info * psta)3315 void Update_RA_Entry(_adapter *padapter, struct sta_info *psta)
3316 {
3317 	rtw_hal_update_ra_mask(psta);
3318 }
3319 
set_sta_rate(_adapter * padapter,struct sta_info * psta)3320 void set_sta_rate(_adapter *padapter, struct sta_info *psta)
3321 {
3322 	/* rate adaptive	 */
3323 	rtw_hal_update_ra_mask(psta);
3324 }
3325 
3326 /* Update RRSR and Rate for USERATE */
update_tx_basic_rate(_adapter * padapter,u8 wirelessmode)3327 void update_tx_basic_rate(_adapter *padapter, u8 wirelessmode)
3328 {
3329 	NDIS_802_11_RATES_EX	supported_rates;
3330 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
3331 #ifdef CONFIG_P2P
3332 	struct wifidirect_info	*pwdinfo = &padapter->wdinfo;
3333 
3334 	/*	Added by Albert 2011/03/22 */
3335 	/*	In the P2P mode, the driver should not support the b mode. */
3336 	/*	So, the Tx packet shouldn't use the CCK rate */
3337 	if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
3338 		return;
3339 #endif /* CONFIG_P2P */
3340 
3341 	_rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
3342 
3343 	/* clear B mod if current channel is in 5G band, avoid tx cck rate in 5G band. */
3344 	if (pmlmeext->cur_channel > 14)
3345 		wirelessmode &= ~(WIRELESS_11B);
3346 
3347 	if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B))
3348 		_rtw_memcpy(supported_rates, rtw_basic_rate_cck, 4);
3349 	else if (wirelessmode & WIRELESS_11B)
3350 		_rtw_memcpy(supported_rates, rtw_basic_rate_mix, 7);
3351 	else
3352 		_rtw_memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
3353 
3354 	if (wirelessmode & WIRELESS_11B)
3355 		update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
3356 	else
3357 		update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
3358 
3359 	rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
3360 }
3361 
check_assoc_AP(u8 * pframe,uint len)3362 unsigned char check_assoc_AP(u8 *pframe, uint len)
3363 {
3364 	unsigned int	i;
3365 	PNDIS_802_11_VARIABLE_IEs	pIE;
3366 
3367 	for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) {
3368 		pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i);
3369 
3370 		switch (pIE->ElementID) {
3371 		case _VENDOR_SPECIFIC_IE_:
3372 			if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
3373 				RTW_INFO("link to Artheros AP\n");
3374 				return HT_IOT_PEER_ATHEROS;
3375 			} else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3))
3376 				   || (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))
3377 				|| (_rtw_memcmp(pIE->data, BROADCOM_OUI3, 3))) {
3378 				RTW_INFO("link to Broadcom AP\n");
3379 				return HT_IOT_PEER_BROADCOM;
3380 			} else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3)) {
3381 				RTW_INFO("link to Marvell AP\n");
3382 				return HT_IOT_PEER_MARVELL;
3383 			} else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3)) {
3384 				RTW_INFO("link to Ralink AP\n");
3385 				return HT_IOT_PEER_RALINK;
3386 			} else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3)) {
3387 				RTW_INFO("link to Cisco AP\n");
3388 				return HT_IOT_PEER_CISCO;
3389 			} else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3)) {
3390 				u32	Vender = HT_IOT_PEER_REALTEK;
3391 
3392 				if (pIE->Length >= 5) {
3393 					if (pIE->data[4] == 1) {
3394 						/* if(pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */
3395 						/*	bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */
3396 
3397 						if (pIE->data[5] & RT_HT_CAP_USE_92SE) {
3398 							/* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */
3399 							Vender = HT_IOT_PEER_REALTEK_92SE;
3400 						}
3401 					}
3402 
3403 					if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
3404 						Vender = HT_IOT_PEER_REALTEK_SOFTAP;
3405 
3406 					if (pIE->data[4] == 2) {
3407 						if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) {
3408 							Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
3409 							RTW_INFO("link to Realtek JAGUAR_BCUTAP\n");
3410 						}
3411 						if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) {
3412 							Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
3413 							RTW_INFO("link to Realtek JAGUAR_CCUTAP\n");
3414 						}
3415 					}
3416 				}
3417 
3418 				RTW_INFO("link to Realtek AP\n");
3419 				return Vender;
3420 			} else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
3421 				RTW_INFO("link to Airgo Cap\n");
3422 				return HT_IOT_PEER_AIRGO;
3423 			} else
3424 				break;
3425 
3426 		default:
3427 			break;
3428 		}
3429 
3430 		i += (pIE->Length + 2);
3431 	}
3432 
3433 	RTW_INFO("link to new AP\n");
3434 	return HT_IOT_PEER_UNKNOWN;
3435 }
3436 
get_assoc_AP_Vendor(char * vendor,u8 assoc_AP_vendor)3437 void get_assoc_AP_Vendor(char *vendor, u8 assoc_AP_vendor)
3438 {
3439 	switch (assoc_AP_vendor) {
3440 
3441 	case HT_IOT_PEER_UNKNOWN:
3442 	sprintf(vendor, "%s", "unknown");
3443 	break;
3444 
3445 	case HT_IOT_PEER_REALTEK:
3446 	case HT_IOT_PEER_REALTEK_92SE:
3447 	case HT_IOT_PEER_REALTEK_SOFTAP:
3448 	case HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP:
3449 	case HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP:
3450 
3451 	sprintf(vendor, "%s", "Realtek");
3452 	break;
3453 
3454 	case HT_IOT_PEER_BROADCOM:
3455 	sprintf(vendor, "%s", "Broadcom");
3456 	break;
3457 
3458 	case HT_IOT_PEER_MARVELL:
3459 	sprintf(vendor, "%s", "Marvell");
3460 	break;
3461 
3462 	case HT_IOT_PEER_RALINK:
3463 	sprintf(vendor, "%s", "Ralink");
3464 	break;
3465 
3466 	case HT_IOT_PEER_CISCO:
3467 	sprintf(vendor, "%s", "Cisco");
3468 	break;
3469 
3470 	case HT_IOT_PEER_AIRGO:
3471 	sprintf(vendor, "%s", "Airgo");
3472 	break;
3473 
3474 	case HT_IOT_PEER_ATHEROS:
3475 	sprintf(vendor, "%s", "Atheros");
3476 	break;
3477 
3478 	default:
3479 	sprintf(vendor, "%s", "unkown");
3480 	break;
3481 	}
3482 
3483 }
3484 #ifdef CONFIG_RTS_FULL_BW
rtw_parse_sta_vendor_ie_8812(_adapter * adapter,struct sta_info * sta,u8 * tlv_ies,u16 tlv_ies_len)3485 void rtw_parse_sta_vendor_ie_8812(_adapter *adapter, struct sta_info *sta, u8 *tlv_ies, u16 tlv_ies_len)
3486 {
3487 	unsigned char REALTEK_OUI[] = {0x00,0xe0, 0x4c};
3488 	u8 *p;
3489 
3490 	p = rtw_get_ie_ex(tlv_ies, tlv_ies_len, WLAN_EID_VENDOR_SPECIFIC, REALTEK_OUI, 3, NULL, NULL);
3491 	if (!p)
3492 		goto exit;
3493 	else {
3494 		if(*(p+1) > 6 ) {
3495 
3496 			if(*(p+6) != 2)
3497 				goto exit;
3498 
3499 			if(*(p+8) == RT_HT_CAP_USE_JAGUAR_BCUT)
3500 				sta->vendor_8812 = TRUE;
3501 			else if (*(p+8) == RT_HT_CAP_USE_JAGUAR_CCUT)
3502 				sta->vendor_8812 = TRUE;
3503 		}
3504 	}
3505 exit:
3506 	return;
3507 }
3508 #endif/*CONFIG_RTS_FULL_BW*/
3509 
3510 #ifdef CONFIG_80211AC_VHT
get_vht_bf_cap(u8 * pframe,uint len,struct vht_bf_cap * bf_cap)3511 void get_vht_bf_cap(u8 *pframe, uint len, struct vht_bf_cap *bf_cap)
3512 {
3513 	unsigned int i;
3514 	PNDIS_802_11_VARIABLE_IEs pIE;
3515 
3516 	for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) {
3517 		pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i);
3518 
3519 		switch (pIE->ElementID) {
3520 
3521 		case EID_VHTCapability:
3522 			bf_cap->is_mu_bfer = GET_VHT_CAPABILITY_ELE_MU_BFER(pIE->data);
3523 			bf_cap->su_sound_dim = GET_VHT_CAPABILITY_ELE_SU_BFER_SOUND_DIM_NUM(pIE->data);
3524 			break;
3525 		default:
3526 			break;
3527 		}
3528 		i += (pIE->Length + 2);
3529 	}
3530 }
3531 #endif
3532 
update_capinfo(PADAPTER Adapter,u16 updateCap)3533 void update_capinfo(PADAPTER Adapter, u16 updateCap)
3534 {
3535 	struct mlme_ext_priv	*pmlmeext = &Adapter->mlmeextpriv;
3536 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
3537 	BOOLEAN		ShortPreamble;
3538 
3539 	/* Check preamble mode, 2005.01.06, by rcnjko. */
3540 	/* Mark to update preamble value forever, 2008.03.18 by lanhsin */
3541 	/* if( pMgntInfo->RegPreambleMode == PREAMBLE_AUTO ) */
3542 	{
3543 
3544 		if (updateCap & cShortPreamble) {
3545 			/* Short Preamble */
3546 			if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */
3547 				ShortPreamble = _TRUE;
3548 				pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
3549 				rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
3550 			}
3551 		} else {
3552 			/* Long Preamble */
3553 			if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */
3554 				ShortPreamble = _FALSE;
3555 				pmlmeinfo->preamble_mode = PREAMBLE_LONG;
3556 				rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
3557 			}
3558 		}
3559 	}
3560 
3561 	if (updateCap & cIBSS) {
3562 		/* Filen: See 802.11-2007 p.91 */
3563 		pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3564 	} else {
3565 		/* Filen: See 802.11-2007 p.90 */
3566 		if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC))
3567 			pmlmeinfo->slotTime = SHORT_SLOT_TIME;
3568 		else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) {
3569 			if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) {
3570 				/* Short Slot Time */
3571 				pmlmeinfo->slotTime = SHORT_SLOT_TIME;
3572 			} else {
3573 				/* Long Slot Time */
3574 				pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3575 			}
3576 		} else {
3577 			/* B Mode */
3578 			pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3579 		}
3580 	}
3581 
3582 	rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
3583 
3584 }
3585 
3586 /*
3587 * set adapter.mlmeextpriv.mlmext_info.HT_enable
3588 * set adapter.mlmeextpriv.cur_wireless_mode
3589 * set SIFS register
3590 * set mgmt tx rate
3591 */
update_wireless_mode(_adapter * padapter)3592 void update_wireless_mode(_adapter *padapter)
3593 {
3594 	int ratelen, network_type = 0;
3595 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
3596 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
3597 	WLAN_BSSID_EX		*cur_network = &(pmlmeinfo->network);
3598 	unsigned char			*rate = cur_network->SupportedRates;
3599 #ifdef CONFIG_P2P
3600 	struct wifidirect_info	*pwdinfo = &(padapter->wdinfo);
3601 #endif /* CONFIG_P2P */
3602 
3603 	ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
3604 
3605 	if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
3606 		pmlmeinfo->HT_enable = 1;
3607 
3608 	if (pmlmeext->cur_channel > 14) {
3609 		if (pmlmeinfo->VHT_enable)
3610 			network_type = WIRELESS_11AC;
3611 		else if (pmlmeinfo->HT_enable)
3612 			network_type = WIRELESS_11_5N;
3613 
3614 		network_type |= WIRELESS_11A;
3615 	} else {
3616 		if (pmlmeinfo->VHT_enable)
3617 			network_type = WIRELESS_11AC;
3618 		else if (pmlmeinfo->HT_enable)
3619 			network_type = WIRELESS_11_24N;
3620 
3621 		if ((cckratesonly_included(rate, ratelen)) == _TRUE)
3622 			network_type |= WIRELESS_11B;
3623 		else if ((cckrates_included(rate, ratelen)) == _TRUE)
3624 			network_type |= WIRELESS_11BG;
3625 		else
3626 			network_type |= WIRELESS_11G;
3627 	}
3628 
3629 	pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
3630 	/* RTW_INFO("network_type=%02x, padapter->registrypriv.wireless_mode=%02x\n", network_type, padapter->registrypriv.wireless_mode); */
3631 
3632 #ifndef RTW_HALMAC
3633 	/* HALMAC IC do not set HW_VAR_RESP_SIFS here */
3634 	rtw_hal_set_hwreg(padapter, HW_VAR_RESP_SIFS, NULL);
3635 #endif
3636 	if ((pmlmeext->cur_wireless_mode & WIRELESS_11B)
3637 		#ifdef CONFIG_P2P
3638 		&& (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)
3639 			#ifdef CONFIG_IOCTL_CFG80211
3640 			|| !rtw_cfg80211_iface_has_p2p_group_cap(padapter)
3641 			#endif
3642 			)
3643 		#endif
3644 	)
3645 		update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
3646 	else
3647 		update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
3648 }
3649 
3650 void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value);
fire_write_MAC_cmd(_adapter * padapter,unsigned int addr,unsigned int value)3651 void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value)
3652 {
3653 #if 0
3654 	struct cmd_obj					*ph2c;
3655 	struct reg_rw_parm			*pwriteMacPara;
3656 	struct cmd_priv					*pcmdpriv = &(padapter->cmdpriv);
3657 
3658 	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
3659 	if (ph2c == NULL)
3660 		return;
3661 
3662 	pwriteMacPara = (struct reg_rw_parm *)rtw_malloc(sizeof(struct reg_rw_parm));
3663 	if (pwriteMacPara == NULL) {
3664 		rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
3665 		return;
3666 	}
3667 
3668 	pwriteMacPara->rw = 1;
3669 	pwriteMacPara->addr = addr;
3670 	pwriteMacPara->value = value;
3671 
3672 	init_h2fwcmd_w_parm_no_rsp(ph2c, pwriteMacPara, GEN_CMD_CODE(_Write_MACREG));
3673 	rtw_enqueue_cmd(pcmdpriv, ph2c);
3674 #endif
3675 }
3676 
update_sta_basic_rate(struct sta_info * psta,u8 wireless_mode)3677 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
3678 {
3679 	if (IsSupportedTxCCK(wireless_mode)) {
3680 		/* Only B, B/G, and B/G/N AP could use CCK rate */
3681 		_rtw_memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
3682 		psta->bssratelen = 4;
3683 	} else {
3684 		_rtw_memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
3685 		psta->bssratelen = 3;
3686 	}
3687 }
3688 
rtw_ies_get_supported_rate(u8 * ies,uint ies_len,u8 * rate_set,u8 * rate_num)3689 int rtw_ies_get_supported_rate(u8 *ies, uint ies_len, u8 *rate_set, u8 *rate_num)
3690 {
3691 	u8 *ie, *p;
3692 	unsigned int ie_len;
3693 	int i, j;
3694 
3695 	struct support_rate_handler support_rate_tbl[] = {
3696 		{IEEE80211_CCK_RATE_1MB, 		_FALSE,		_FALSE},
3697 		{IEEE80211_CCK_RATE_2MB, 		_FALSE,		_FALSE},
3698 		{IEEE80211_CCK_RATE_5MB, 		_FALSE,		_FALSE},
3699 		{IEEE80211_CCK_RATE_11MB,		_FALSE,		_FALSE},
3700 		{IEEE80211_OFDM_RATE_6MB,		_FALSE,		_FALSE},
3701 		{IEEE80211_OFDM_RATE_9MB,		_FALSE,		_FALSE},
3702 		{IEEE80211_OFDM_RATE_12MB,		_FALSE,		_FALSE},
3703 		{IEEE80211_OFDM_RATE_18MB,		_FALSE,		_FALSE},
3704 		{IEEE80211_OFDM_RATE_24MB,		_FALSE,		_FALSE},
3705 		{IEEE80211_OFDM_RATE_36MB,		_FALSE,		_FALSE},
3706 		{IEEE80211_OFDM_RATE_48MB,		_FALSE,		_FALSE},
3707 		{IEEE80211_OFDM_RATE_54MB,		_FALSE,		_FALSE},
3708 	};
3709 
3710 	if (!rate_set || !rate_num)
3711 		return _FALSE;
3712 
3713 	*rate_num = 0;
3714 	ie = rtw_get_ie(ies, _SUPPORTEDRATES_IE_, &ie_len, ies_len);
3715 	if (ie == NULL)
3716 		goto ext_rate;
3717 
3718 	/* get valid supported rates */
3719 	for (i = 0; i < 12; i++) {
3720 		p = ie + 2;
3721 		for (j = 0; j < ie_len; j++) {
3722 			if ((*p & ~BIT(7)) == support_rate_tbl[i].rate){
3723 				support_rate_tbl[i].existence = _TRUE;
3724 				if ((*p) & BIT(7))
3725 					support_rate_tbl[i].basic = _TRUE;
3726 			}
3727 			p++;
3728 		}
3729 	}
3730 
3731 ext_rate:
3732 	ie = rtw_get_ie(ies, _EXT_SUPPORTEDRATES_IE_, &ie_len, ies_len);
3733 	if (ie) {
3734 		/* get valid extended supported rates */
3735 		for (i = 0; i < 12; i++) {
3736 			p = ie + 2;
3737 			for (j = 0; j < ie_len; j++) {
3738 				if ((*p & ~BIT(7)) == support_rate_tbl[i].rate){
3739 					support_rate_tbl[i].existence = _TRUE;
3740 					if ((*p) & BIT(7))
3741 						support_rate_tbl[i].basic = _TRUE;
3742 				}
3743 				p++;
3744 			}
3745 		}
3746 	}
3747 
3748 	for (i = 0; i < 12; i++){
3749 		if (support_rate_tbl[i].existence){
3750 			if (support_rate_tbl[i].basic)
3751 				rate_set[*rate_num] = support_rate_tbl[i].rate | IEEE80211_BASIC_RATE_MASK;
3752 			else
3753 				rate_set[*rate_num] = support_rate_tbl[i].rate;
3754 			*rate_num += 1;
3755 		}
3756 	}
3757 
3758 	if (*rate_num == 0)
3759 		return _FAIL;
3760 
3761 	if (0) {
3762 		int i;
3763 
3764 		for (i = 0; i < *rate_num; i++)
3765 			RTW_INFO("rate:0x%02x\n", *(rate_set + i));
3766 	}
3767 
3768 	return _SUCCESS;
3769 }
3770 
process_addba_req(_adapter * padapter,u8 * paddba_req,u8 * addr)3771 void process_addba_req(_adapter *padapter, u8 *paddba_req, u8 *addr)
3772 {
3773 	struct sta_info *psta;
3774 	u16 tid, start_seq, param;
3775 	struct sta_priv *pstapriv = &padapter->stapriv;
3776 	struct ADDBA_request	*preq = (struct ADDBA_request *)paddba_req;
3777 	u8 size, accept = _FALSE;
3778 
3779 	psta = rtw_get_stainfo(pstapriv, addr);
3780 	if (!psta)
3781 		goto exit;
3782 
3783 	start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
3784 
3785 	param = le16_to_cpu(preq->BA_para_set);
3786 	tid = (param >> 2) & 0x0f;
3787 
3788 
3789 	accept = rtw_rx_ampdu_is_accept(padapter);
3790 	if (padapter->fix_rx_ampdu_size != RX_AMPDU_SIZE_INVALID)
3791 		size = padapter->fix_rx_ampdu_size;
3792 	else {
3793 		size = rtw_rx_ampdu_size(padapter);
3794 		size = rtw_min(size, rx_ampdu_size_sta_limit(padapter, psta));
3795 	}
3796 
3797 	if (accept == _TRUE)
3798 		rtw_addbarsp_cmd(padapter, addr, tid, 0, size, start_seq);
3799 	else
3800 		rtw_addbarsp_cmd(padapter, addr, tid, 37, size, start_seq); /* reject ADDBA Req */
3801 
3802 exit:
3803 	return;
3804 }
3805 
rtw_process_bar_frame(_adapter * padapter,union recv_frame * precv_frame)3806 void rtw_process_bar_frame(_adapter *padapter, union recv_frame *precv_frame)
3807 {
3808 	struct sta_priv *pstapriv = &padapter->stapriv;
3809 	u8 *pframe = precv_frame->u.hdr.rx_data;
3810 	struct sta_info *psta = NULL;
3811 	struct recv_reorder_ctrl *preorder_ctrl = NULL;
3812 	u8 tid = 0;
3813 	u16 start_seq=0;
3814 
3815 	psta = rtw_get_stainfo(pstapriv, get_addr2_ptr(pframe));
3816 	if (psta == NULL)
3817 		goto exit;
3818 
3819 	tid = ((cpu_to_le16((*(u16 *)(pframe + 16))) & 0xf000) >> 12);
3820 	preorder_ctrl = &psta->recvreorder_ctrl[tid];
3821 	start_seq = ((cpu_to_le16(*(u16 *)(pframe + 18))) >> 4);
3822 	preorder_ctrl->indicate_seq = start_seq;
3823 
3824 	/* for Debug use */
3825 	if (0)
3826 		RTW_INFO(FUNC_ADPT_FMT" tid=%d, start_seq=%d\n", FUNC_ADPT_ARG(padapter),  tid, start_seq);
3827 
3828 exit:
3829 	return;
3830 }
3831 
update_TSF(struct mlme_ext_priv * pmlmeext,u8 * pframe,uint len)3832 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
3833 {
3834 	u8 *pIE;
3835 	u32 *pbuf;
3836 
3837 	pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3838 	pbuf = (u32 *)pIE;
3839 
3840 	pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
3841 
3842 	pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
3843 
3844 	pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
3845 }
3846 
correct_TSF(_adapter * padapter,u8 mlme_state)3847 void correct_TSF(_adapter *padapter, u8 mlme_state)
3848 {
3849 	u8 m_state = mlme_state;
3850 
3851 	rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, (u8 *)&m_state);
3852 }
3853 
3854 #ifdef CONFIG_BCN_RECV_TIME
3855 /*	calculate beacon receiving time
3856 	1.RxBCNTime(CCK_1M) = [192us(preamble)] + [length of beacon(byte)*8us] + [10us]
3857 	2.RxBCNTime(OFDM_6M) = [8us(S) + 8us(L) + 4us(L-SIG)] + [(length of beacon(byte)/3 + 1] *4us] + [10us]
3858 */
_rx_bcn_time_calculate(uint bcn_len,u8 data_rate)3859 inline u16 _rx_bcn_time_calculate(uint bcn_len, u8 data_rate)
3860 {
3861 	u16 rx_bcn_time = 0;/*us*/
3862 
3863 	if (data_rate == DESC_RATE1M)
3864 		rx_bcn_time = 192 + bcn_len * 8 + 10;
3865 	else if(data_rate == DESC_RATE6M)
3866 		rx_bcn_time = 8 + 8 + 4 + (bcn_len /3 + 1) * 4 + 10;
3867 /*
3868 	else
3869 		RTW_ERR("%s invalid data rate(0x%02x)\n", __func__, data_rate);
3870 */
3871 	return rx_bcn_time;
3872 }
rtw_rx_bcn_time_update(_adapter * adapter,uint bcn_len,u8 data_rate)3873 void rtw_rx_bcn_time_update(_adapter *adapter, uint bcn_len, u8 data_rate)
3874 {
3875 	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
3876 
3877 	pmlmeext->bcn_rx_time = _rx_bcn_time_calculate(bcn_len, data_rate);
3878 }
3879 #endif
3880 
beacon_timing_control(_adapter * padapter)3881 void beacon_timing_control(_adapter *padapter)
3882 {
3883 	rtw_hal_bcn_related_reg_setting(padapter);
3884 }
3885 
_rtw_macid_ctl_chk_cap(_adapter * adapter,u8 cap)3886 inline bool _rtw_macid_ctl_chk_cap(_adapter *adapter, u8 cap)
3887 {
3888 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
3889 	struct macid_ctl_t *macid_ctl = &dvobj->macid_ctl;
3890 
3891 	if (macid_ctl->macid_cap & cap)
3892 		return _TRUE;
3893 	return _FALSE;
3894 }
3895 
dump_macid_map(void * sel,struct macid_bmp * map,u8 max_num)3896 void dump_macid_map(void *sel, struct macid_bmp *map, u8 max_num)
3897 {
3898 	RTW_PRINT_SEL(sel, "0x%08x\n", map->m0);
3899 #if (MACID_NUM_SW_LIMIT > 32)
3900 	if (max_num && max_num > 32)
3901 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m1);
3902 #endif
3903 #if (MACID_NUM_SW_LIMIT > 64)
3904 	if (max_num && max_num > 64)
3905 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m2);
3906 #endif
3907 #if (MACID_NUM_SW_LIMIT > 96)
3908 	if (max_num && max_num > 96)
3909 		RTW_PRINT_SEL(sel, "0x%08x\n", map->m3);
3910 #endif
3911 }
3912 
rtw_macid_is_set(struct macid_bmp * map,u8 id)3913 inline bool rtw_macid_is_set(struct macid_bmp *map, u8 id)
3914 {
3915 	if (id < 32)
3916 		return map->m0 & BIT(id);
3917 #if (MACID_NUM_SW_LIMIT > 32)
3918 	else if (id < 64)
3919 		return map->m1 & BIT(id - 32);
3920 #endif
3921 #if (MACID_NUM_SW_LIMIT > 64)
3922 	else if (id < 96)
3923 		return map->m2 & BIT(id - 64);
3924 #endif
3925 #if (MACID_NUM_SW_LIMIT > 96)
3926 	else if (id < 128)
3927 		return map->m3 & BIT(id - 96);
3928 #endif
3929 	else
3930 		rtw_warn_on(1);
3931 
3932 	return 0;
3933 }
3934 
rtw_macid_map_set(struct macid_bmp * map,u8 id)3935 inline void rtw_macid_map_set(struct macid_bmp *map, u8 id)
3936 {
3937 	if (id < 32)
3938 		map->m0 |= BIT(id);
3939 #if (MACID_NUM_SW_LIMIT > 32)
3940 	else if (id < 64)
3941 		map->m1 |= BIT(id - 32);
3942 #endif
3943 #if (MACID_NUM_SW_LIMIT > 64)
3944 	else if (id < 96)
3945 		map->m2 |= BIT(id - 64);
3946 #endif
3947 #if (MACID_NUM_SW_LIMIT > 96)
3948 	else if (id < 128)
3949 		map->m3 |= BIT(id - 96);
3950 #endif
3951 	else
3952 		rtw_warn_on(1);
3953 }
3954 
rtw_macid_map_clr(struct macid_bmp * map,u8 id)3955 inline void rtw_macid_map_clr(struct macid_bmp *map, u8 id)
3956 {
3957 	if (id < 32)
3958 		map->m0 &= ~BIT(id);
3959 #if (MACID_NUM_SW_LIMIT > 32)
3960 	else if (id < 64)
3961 		map->m1 &= ~BIT(id - 32);
3962 #endif
3963 #if (MACID_NUM_SW_LIMIT > 64)
3964 	else if (id < 96)
3965 		map->m2 &= ~BIT(id - 64);
3966 #endif
3967 #if (MACID_NUM_SW_LIMIT > 96)
3968 	else if (id < 128)
3969 		map->m3 &= ~BIT(id - 96);
3970 #endif
3971 	else
3972 		rtw_warn_on(1);
3973 }
3974 
rtw_macid_is_used(struct macid_ctl_t * macid_ctl,u8 id)3975 inline bool rtw_macid_is_used(struct macid_ctl_t *macid_ctl, u8 id)
3976 {
3977 	return rtw_macid_is_set(&macid_ctl->used, id);
3978 }
3979 
rtw_macid_is_bmc(struct macid_ctl_t * macid_ctl,u8 id)3980 inline bool rtw_macid_is_bmc(struct macid_ctl_t *macid_ctl, u8 id)
3981 {
3982 	return rtw_macid_is_set(&macid_ctl->bmc, id);
3983 }
3984 
rtw_macid_get_iface_bmp(struct macid_ctl_t * macid_ctl,u8 id)3985 inline u8 rtw_macid_get_iface_bmp(struct macid_ctl_t *macid_ctl, u8 id)
3986 {
3987 	int i;
3988 	u8 iface_bmp = 0;
3989 
3990 	for (i = 0; i < CONFIG_IFACE_NUMBER; i++) {
3991 		if (rtw_macid_is_set(&macid_ctl->if_g[i], id))
3992 			iface_bmp |= BIT(i);
3993 	}
3994 	return iface_bmp;
3995 }
3996 
rtw_macid_is_iface_shared(struct macid_ctl_t * macid_ctl,u8 id)3997 inline bool rtw_macid_is_iface_shared(struct macid_ctl_t *macid_ctl, u8 id)
3998 {
3999 #if CONFIG_IFACE_NUMBER >= 2
4000 	int i;
4001 	u8 iface_bmp = 0;
4002 
4003 	for (i = 0; i < CONFIG_IFACE_NUMBER; i++) {
4004 		if (rtw_macid_is_set(&macid_ctl->if_g[i], id)) {
4005 			if (iface_bmp)
4006 				return 1;
4007 			iface_bmp |= BIT(i);
4008 		}
4009 	}
4010 #endif
4011 	return 0;
4012 }
4013 
rtw_macid_is_iface_specific(struct macid_ctl_t * macid_ctl,u8 id,_adapter * adapter)4014 inline bool rtw_macid_is_iface_specific(struct macid_ctl_t *macid_ctl, u8 id, _adapter *adapter)
4015 {
4016 	int i;
4017 	u8 iface_bmp = 0;
4018 
4019 	for (i = 0; i < CONFIG_IFACE_NUMBER; i++) {
4020 		if (rtw_macid_is_set(&macid_ctl->if_g[i], id)) {
4021 			if (iface_bmp || i != adapter->iface_id)
4022 				return 0;
4023 			iface_bmp |= BIT(i);
4024 		}
4025 	}
4026 
4027 	return iface_bmp ? 1 : 0;
4028 }
4029 
rtw_macid_get_ch_g(struct macid_ctl_t * macid_ctl,u8 id)4030 inline s8 rtw_macid_get_ch_g(struct macid_ctl_t *macid_ctl, u8 id)
4031 {
4032 	int i;
4033 
4034 	for (i = 0; i < 2; i++) {
4035 		if (rtw_macid_is_set(&macid_ctl->ch_g[i], id))
4036 			return i;
4037 	}
4038 	return -1;
4039 }
4040 
4041 /*Record bc's mac-id and sec-cam-id*/
rtw_iface_bcmc_id_set(_adapter * padapter,u8 mac_id)4042 inline void rtw_iface_bcmc_id_set(_adapter *padapter, u8 mac_id)
4043 {
4044 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
4045 	struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
4046 
4047 	macid_ctl->iface_bmc[padapter->iface_id] = mac_id;
4048 }
rtw_iface_bcmc_id_get(_adapter * padapter)4049 inline u8 rtw_iface_bcmc_id_get(_adapter *padapter)
4050 {
4051 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
4052 	struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
4053 
4054 	return macid_ctl->iface_bmc[padapter->iface_id];
4055 }
4056 #if defined(DBG_CONFIG_ERROR_RESET)
rtw_iface_bcmc_sec_cam_map_restore(_adapter * adapter)4057 void rtw_iface_bcmc_sec_cam_map_restore(_adapter *adapter)
4058 {
4059 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
4060 	struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj);
4061 	int cam_id = -1;
4062 
4063 	cam_id = rtw_iface_bcmc_id_get(adapter);
4064 	if (cam_id != INVALID_SEC_MAC_CAM_ID)
4065 		rtw_sec_cam_map_set(&cam_ctl->used, cam_id);
4066 }
4067 #endif
rtw_alloc_macid(_adapter * padapter,struct sta_info * psta)4068 void rtw_alloc_macid(_adapter *padapter, struct sta_info *psta)
4069 {
4070 	int i;
4071 	_irqL irqL;
4072 	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4073 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
4074 	struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
4075 	struct macid_bmp *used_map = &macid_ctl->used;
4076 	/* static u8 last_id = 0;  for testing */
4077 	u8 last_id = 0;
4078 	u8 is_bc_sta = _FALSE;
4079 
4080 	if (_rtw_memcmp(psta->cmn.mac_addr, adapter_mac_addr(padapter), ETH_ALEN)) {
4081 		psta->cmn.mac_id = macid_ctl->num;
4082 		return;
4083 	}
4084 
4085 	if (_rtw_memcmp(psta->cmn.mac_addr, bc_addr, ETH_ALEN)) {
4086 		is_bc_sta = _TRUE;
4087 		rtw_iface_bcmc_id_set(padapter, INVALID_SEC_MAC_CAM_ID);	/*init default value*/
4088 	}
4089 
4090 	if (is_bc_sta
4091 		#ifndef SEC_DEFAULT_KEY_SEARCH
4092 		&& (MLME_IS_STA(padapter) || MLME_IS_NULL(padapter))
4093 		#endif
4094 	) {
4095 		/* STA mode have no BMC data TX, shared with this macid */
4096 		/* When non-concurrent, only one BMC data TX is used, shared with this macid */
4097 		/* TODO: When concurrent, non-security BMC data TX may use this, but will not control by specific macid sleep */
4098 		i = RTW_DEFAULT_MGMT_MACID;
4099 		goto assigned;
4100 	}
4101 
4102 	_enter_critical_bh(&macid_ctl->lock, &irqL);
4103 
4104 	for (i = last_id; i < macid_ctl->num; i++) {
4105 #ifdef CONFIG_MCC_MODE
4106 		/* macid 0/1 reserve for mcc for mgnt queue macid */
4107 		if (MCC_EN(padapter)) {
4108 			if (i == MCC_ROLE_STA_GC_MGMT_QUEUE_MACID)
4109 				continue;
4110 			if (i == MCC_ROLE_SOFTAP_GO_MGMT_QUEUE_MACID)
4111 				continue;
4112 		}
4113 #endif /* CONFIG_MCC_MODE */
4114 
4115 		#ifndef SEC_DEFAULT_KEY_SEARCH
4116 		/* for BMC data TX with force camid */
4117 		if (is_bc_sta && rtw_sec_camid_is_used(dvobj_to_sec_camctl(dvobj), i))
4118 			continue;
4119 		#endif
4120 
4121 		if (!rtw_macid_is_used(macid_ctl, i))
4122 			break;
4123 	}
4124 
4125 	if (i < macid_ctl->num) {
4126 
4127 		rtw_macid_map_set(used_map, i);
4128 
4129 		#ifndef SEC_DEFAULT_KEY_SEARCH
4130 		/* for BMC data TX with force camid */
4131 		if (is_bc_sta) {
4132 			struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj);
4133 
4134 			rtw_macid_map_set(&macid_ctl->bmc, i);
4135 			rtw_iface_bcmc_id_set(padapter, i);
4136 			rtw_sec_cam_map_set(&cam_ctl->used, i);
4137 			if (_rtw_camctl_chk_cap(padapter, SEC_CAP_CHK_EXTRA_SEC))
4138 				rtw_sec_cam_map_set(&cam_ctl->used, i + 1);
4139 		}
4140 		#endif
4141 
4142 		rtw_macid_map_set(&macid_ctl->if_g[padapter->iface_id], i);
4143 		macid_ctl->sta[i] = psta;
4144 
4145 		/* TODO ch_g? */
4146 
4147 		last_id++;
4148 		last_id %= macid_ctl->num;
4149 	}
4150 
4151 	_exit_critical_bh(&macid_ctl->lock, &irqL);
4152 
4153 	if (i >= macid_ctl->num) {
4154 		psta->cmn.mac_id = macid_ctl->num;
4155 		RTW_ERR(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" no available macid\n"
4156 			, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->cmn.mac_addr));
4157 		rtw_warn_on(1);
4158 		goto exit;
4159 	} else
4160 		goto assigned;
4161 
4162 assigned:
4163 	psta->cmn.mac_id = i;
4164 	RTW_INFO(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" macid:%u\n"
4165 		, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->cmn.mac_addr), psta->cmn.mac_id);
4166 
4167 exit:
4168 	return;
4169 }
4170 
rtw_release_macid(_adapter * padapter,struct sta_info * psta)4171 void rtw_release_macid(_adapter *padapter, struct sta_info *psta)
4172 {
4173 	_irqL irqL;
4174 	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4175 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
4176 	struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
4177 	u8 ifbmp;
4178 	int i;
4179 
4180 	if (_rtw_memcmp(psta->cmn.mac_addr, adapter_mac_addr(padapter), ETH_ALEN))
4181 		goto exit;
4182 
4183 	if (psta->cmn.mac_id >= macid_ctl->num) {
4184 		RTW_WARN(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" macid:%u not valid\n"
4185 			, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1
4186 			, MAC_ARG(psta->cmn.mac_addr), psta->cmn.mac_id);
4187 		rtw_warn_on(1);
4188 		goto exit;
4189 	}
4190 
4191 	if (psta->cmn.mac_id == RTW_DEFAULT_MGMT_MACID)
4192 		goto msg;
4193 
4194 	_enter_critical_bh(&macid_ctl->lock, &irqL);
4195 
4196 	if (!rtw_macid_is_used(macid_ctl, psta->cmn.mac_id)) {
4197 		RTW_WARN(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" macid:%u not used\n"
4198 			, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1
4199 			, MAC_ARG(psta->cmn.mac_addr), psta->cmn.mac_id);
4200 		_exit_critical_bh(&macid_ctl->lock, &irqL);
4201 		rtw_warn_on(1);
4202 		goto exit;
4203 	}
4204 
4205 	ifbmp = rtw_macid_get_iface_bmp(macid_ctl, psta->cmn.mac_id);
4206 	if (!(ifbmp & BIT(padapter->iface_id))) {
4207 		RTW_WARN(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" macid:%u not used by self\n"
4208 			, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1
4209 			, MAC_ARG(psta->cmn.mac_addr), psta->cmn.mac_id);
4210 		_exit_critical_bh(&macid_ctl->lock, &irqL);
4211 		rtw_warn_on(1);
4212 		goto exit;
4213 	}
4214 
4215 	if (_rtw_memcmp(psta->cmn.mac_addr, bc_addr, ETH_ALEN)) {
4216 		struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj);
4217 		u8 id = rtw_iface_bcmc_id_get(padapter);
4218 
4219 		if ((id != INVALID_SEC_MAC_CAM_ID) && (id < cam_ctl->num)) {
4220 			rtw_sec_cam_map_clr(&cam_ctl->used, id);
4221 			if (_rtw_camctl_chk_cap(padapter, SEC_CAP_CHK_EXTRA_SEC))
4222 				rtw_sec_cam_map_clr(&cam_ctl->used, id + 1);
4223 		}
4224 
4225 		rtw_iface_bcmc_id_set(padapter, INVALID_SEC_MAC_CAM_ID);
4226 	}
4227 
4228 	rtw_macid_map_clr(&macid_ctl->if_g[padapter->iface_id], psta->cmn.mac_id);
4229 
4230 	ifbmp &= ~BIT(padapter->iface_id);
4231 	if (!ifbmp) { /* only used by self */
4232 		rtw_macid_map_clr(&macid_ctl->used, psta->cmn.mac_id);
4233 		rtw_macid_map_clr(&macid_ctl->bmc, psta->cmn.mac_id);
4234 		for (i = 0; i < 2; i++)
4235 			rtw_macid_map_clr(&macid_ctl->ch_g[i], psta->cmn.mac_id);
4236 		macid_ctl->sta[psta->cmn.mac_id] = NULL;
4237 	}
4238 
4239 	_exit_critical_bh(&macid_ctl->lock, &irqL);
4240 
4241 msg:
4242 	RTW_INFO(FUNC_ADPT_FMT" if%u, mac_addr:"MAC_FMT" macid:%u\n"
4243 		, FUNC_ADPT_ARG(padapter), padapter->iface_id + 1
4244 		, MAC_ARG(psta->cmn.mac_addr), psta->cmn.mac_id
4245 	);
4246 
4247 exit:
4248 	psta->cmn.mac_id = macid_ctl->num;
4249 }
4250 
4251 /* For 8188E RA */
rtw_search_max_mac_id(_adapter * padapter)4252 u8 rtw_search_max_mac_id(_adapter *padapter)
4253 {
4254 	u8 max_mac_id = 0;
4255 	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
4256 	struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
4257 	int i;
4258 	_irqL irqL;
4259 
4260 	/* TODO: Only search for connected macid? */
4261 
4262 	_enter_critical_bh(&macid_ctl->lock, &irqL);
4263 	for (i = (macid_ctl->num - 1); i > 0 ; i--) {
4264 		if (rtw_macid_is_used(macid_ctl, i))
4265 			break;
4266 	}
4267 	_exit_critical_bh(&macid_ctl->lock, &irqL);
4268 	max_mac_id = i;
4269 
4270 	return max_mac_id;
4271 }
4272 
rtw_macid_ctl_set_h2c_msr(struct macid_ctl_t * macid_ctl,u8 id,u8 h2c_msr)4273 inline u8 rtw_macid_ctl_set_h2c_msr(struct macid_ctl_t *macid_ctl, u8 id, u8 h2c_msr)
4274 {
4275 	u8 op_num_change_bmp = 0;
4276 
4277 	if (id >= macid_ctl->num) {
4278 		rtw_warn_on(1);
4279 		goto exit;
4280 	}
4281 
4282 	if (GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[id])
4283 		&& !GET_H2CCMD_MSRRPT_PARM_OPMODE(&h2c_msr)
4284 	) {
4285 		u8 role = GET_H2CCMD_MSRRPT_PARM_ROLE(&macid_ctl->h2c_msr[id]);
4286 
4287 		if (role < H2C_MSR_ROLE_MAX) {
4288 			macid_ctl->op_num[role]--;
4289 			op_num_change_bmp |= BIT(role);
4290 		}
4291 	} else if (!GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[id])
4292 		&& GET_H2CCMD_MSRRPT_PARM_OPMODE(&h2c_msr)
4293 	) {
4294 		u8 role = GET_H2CCMD_MSRRPT_PARM_ROLE(&h2c_msr);
4295 
4296 		if (role < H2C_MSR_ROLE_MAX) {
4297 			macid_ctl->op_num[role]++;
4298 			op_num_change_bmp |= BIT(role);
4299 		}
4300 	}
4301 
4302 	macid_ctl->h2c_msr[id] = h2c_msr;
4303 	if (0)
4304 		RTW_INFO("macid:%u, h2c_msr:"H2C_MSR_FMT"\n", id, H2C_MSR_ARG(&macid_ctl->h2c_msr[id]));
4305 
4306 exit:
4307 	return op_num_change_bmp;
4308 }
4309 
rtw_macid_ctl_set_bw(struct macid_ctl_t * macid_ctl,u8 id,u8 bw)4310 inline void rtw_macid_ctl_set_bw(struct macid_ctl_t *macid_ctl, u8 id, u8 bw)
4311 {
4312 	if (id >= macid_ctl->num) {
4313 		rtw_warn_on(1);
4314 		return;
4315 	}
4316 
4317 	macid_ctl->bw[id] = bw;
4318 	if (0)
4319 		RTW_INFO("macid:%u, bw:%s\n", id, ch_width_str(macid_ctl->bw[id]));
4320 }
4321 
rtw_macid_ctl_set_vht_en(struct macid_ctl_t * macid_ctl,u8 id,u8 en)4322 inline void rtw_macid_ctl_set_vht_en(struct macid_ctl_t *macid_ctl, u8 id, u8 en)
4323 {
4324 	if (id >= macid_ctl->num) {
4325 		rtw_warn_on(1);
4326 		return;
4327 	}
4328 
4329 	macid_ctl->vht_en[id] = en;
4330 	if (0)
4331 		RTW_INFO("macid:%u, vht_en:%u\n", id, macid_ctl->vht_en[id]);
4332 }
4333 
rtw_macid_ctl_set_rate_bmp0(struct macid_ctl_t * macid_ctl,u8 id,u32 bmp)4334 inline void rtw_macid_ctl_set_rate_bmp0(struct macid_ctl_t *macid_ctl, u8 id, u32 bmp)
4335 {
4336 	if (id >= macid_ctl->num) {
4337 		rtw_warn_on(1);
4338 		return;
4339 	}
4340 
4341 	macid_ctl->rate_bmp0[id] = bmp;
4342 	if (0)
4343 		RTW_INFO("macid:%u, rate_bmp0:0x%08X\n", id, macid_ctl->rate_bmp0[id]);
4344 }
4345 
rtw_macid_ctl_set_rate_bmp1(struct macid_ctl_t * macid_ctl,u8 id,u32 bmp)4346 inline void rtw_macid_ctl_set_rate_bmp1(struct macid_ctl_t *macid_ctl, u8 id, u32 bmp)
4347 {
4348 	if (id >= macid_ctl->num) {
4349 		rtw_warn_on(1);
4350 		return;
4351 	}
4352 
4353 	macid_ctl->rate_bmp1[id] = bmp;
4354 	if (0)
4355 		RTW_INFO("macid:%u, rate_bmp1:0x%08X\n", id, macid_ctl->rate_bmp1[id]);
4356 }
4357 
4358 #ifdef CONFIG_PROTSEL_MACSLEEP
rtw_macid_ctl_init_sleep_reg(struct macid_ctl_t * macid_ctl,u16 reg_ctrl,u16 reg_info)4359 inline void rtw_macid_ctl_init_sleep_reg(struct macid_ctl_t *macid_ctl, u16 reg_ctrl, u16 reg_info)
4360 {
4361 	macid_ctl->reg_sleep_ctrl = reg_ctrl;
4362 	macid_ctl->reg_sleep_info = reg_info;
4363 }
rtw_macid_ctl_init_drop_reg(struct macid_ctl_t * macid_ctl,u16 reg_ctrl,u16 reg_info)4364 inline void rtw_macid_ctl_init_drop_reg(struct macid_ctl_t *macid_ctl, u16 reg_ctrl, u16 reg_info)
4365 {
4366 	macid_ctl->reg_drop_ctrl = reg_ctrl;
4367 	macid_ctl->reg_drop_info = reg_info;
4368 }
4369 
4370 #else
rtw_macid_ctl_init_sleep_reg(struct macid_ctl_t * macid_ctl,u16 m0,u16 m1,u16 m2,u16 m3)4371 inline void rtw_macid_ctl_init_sleep_reg(struct macid_ctl_t *macid_ctl, u16 m0, u16 m1, u16 m2, u16 m3)
4372 {
4373 	macid_ctl->reg_sleep_m0 = m0;
4374 #if (MACID_NUM_SW_LIMIT > 32)
4375 	macid_ctl->reg_sleep_m1 = m1;
4376 #endif
4377 #if (MACID_NUM_SW_LIMIT > 64)
4378 	macid_ctl->reg_sleep_m2 = m2;
4379 #endif
4380 #if (MACID_NUM_SW_LIMIT > 96)
4381 	macid_ctl->reg_sleep_m3 = m3;
4382 #endif
4383 }
4384 
rtw_macid_ctl_init_drop_reg(struct macid_ctl_t * macid_ctl,u16 m0,u16 m1,u16 m2,u16 m3)4385 inline void rtw_macid_ctl_init_drop_reg(struct macid_ctl_t *macid_ctl, u16 m0, u16 m1, u16 m2, u16 m3)
4386 {
4387 	macid_ctl->reg_drop_m0 = m0;
4388 #if (MACID_NUM_SW_LIMIT > 32)
4389 	macid_ctl->reg_drop_m1 = m1;
4390 #endif
4391 #if (MACID_NUM_SW_LIMIT > 64)
4392 	macid_ctl->reg_drop_m2 = m2;
4393 #endif
4394 #if (MACID_NUM_SW_LIMIT > 96)
4395 	macid_ctl->reg_drop_m3 = m3;
4396 #endif
4397 }
4398 #endif
4399 
rtw_macid_ctl_init(struct macid_ctl_t * macid_ctl)4400 inline void rtw_macid_ctl_init(struct macid_ctl_t *macid_ctl)
4401 {
4402 	int i;
4403 	u8 id = RTW_DEFAULT_MGMT_MACID;
4404 
4405 	rtw_macid_map_set(&macid_ctl->used, id);
4406 	rtw_macid_map_set(&macid_ctl->bmc, id);
4407 	for (i = 0; i < CONFIG_IFACE_NUMBER; i++)
4408 		rtw_macid_map_set(&macid_ctl->if_g[i], id);
4409 	macid_ctl->sta[id] = NULL;
4410 
4411 	_rtw_spinlock_init(&macid_ctl->lock);
4412 }
4413 
rtw_macid_ctl_deinit(struct macid_ctl_t * macid_ctl)4414 inline void rtw_macid_ctl_deinit(struct macid_ctl_t *macid_ctl)
4415 {
4416 	_rtw_spinlock_free(&macid_ctl->lock);
4417 }
4418 
rtw_bmp_is_set(const u8 * bmp,u8 bmp_len,u8 id)4419 inline bool rtw_bmp_is_set(const u8 *bmp, u8 bmp_len, u8 id)
4420 {
4421 	if (id / 8 >= bmp_len)
4422 		return 0;
4423 
4424 	return bmp[id / 8] & BIT(id % 8);
4425 }
4426 
rtw_bmp_set(u8 * bmp,u8 bmp_len,u8 id)4427 inline void rtw_bmp_set(u8 *bmp, u8 bmp_len, u8 id)
4428 {
4429 	if (id / 8 < bmp_len)
4430 		bmp[id / 8] |= BIT(id % 8);
4431 }
4432 
rtw_bmp_clear(u8 * bmp,u8 bmp_len,u8 id)4433 inline void rtw_bmp_clear(u8 *bmp, u8 bmp_len, u8 id)
4434 {
4435 	if (id / 8 < bmp_len)
4436 		bmp[id / 8] &= ~BIT(id % 8);
4437 }
4438 
rtw_bmp_not_empty(const u8 * bmp,u8 bmp_len)4439 inline bool rtw_bmp_not_empty(const u8 *bmp, u8 bmp_len)
4440 {
4441 	int i;
4442 
4443 	for (i = 0; i < bmp_len; i++) {
4444 		if (bmp[i])
4445 			return 1;
4446 	}
4447 
4448 	return 0;
4449 }
4450 
rtw_bmp_not_empty_exclude_bit0(const u8 * bmp,u8 bmp_len)4451 inline bool rtw_bmp_not_empty_exclude_bit0(const u8 *bmp, u8 bmp_len)
4452 {
4453 	int i;
4454 
4455 	for (i = 0; i < bmp_len; i++) {
4456 		if (i == 0) {
4457 			if (bmp[i] & 0xFE)
4458 				return 1;
4459 		} else {
4460 			if (bmp[i])
4461 				return 1;
4462 		}
4463 	}
4464 
4465 	return 0;
4466 }
4467 
4468 #ifdef CONFIG_AP_MODE
4469 /* Check the id be set or not in map , if yes , return a none zero value*/
rtw_tim_map_is_set(_adapter * padapter,const u8 * map,u8 id)4470 bool rtw_tim_map_is_set(_adapter *padapter, const u8 *map, u8 id)
4471 {
4472 	return rtw_bmp_is_set(map, padapter->stapriv.aid_bmp_len, id);
4473 }
4474 
4475 /* Set the id into map array*/
rtw_tim_map_set(_adapter * padapter,u8 * map,u8 id)4476 void rtw_tim_map_set(_adapter *padapter, u8 *map, u8 id)
4477 {
4478 	rtw_bmp_set(map, padapter->stapriv.aid_bmp_len, id);
4479 }
4480 
4481 /* Clear the id from map array*/
rtw_tim_map_clear(_adapter * padapter,u8 * map,u8 id)4482 void rtw_tim_map_clear(_adapter *padapter, u8 *map, u8 id)
4483 {
4484 	rtw_bmp_clear(map, padapter->stapriv.aid_bmp_len, id);
4485 }
4486 
4487 /* Check have anyone bit be set , if yes return true*/
rtw_tim_map_anyone_be_set(_adapter * padapter,const u8 * map)4488 bool rtw_tim_map_anyone_be_set(_adapter *padapter, const u8 *map)
4489 {
4490 	return rtw_bmp_not_empty(map, padapter->stapriv.aid_bmp_len);
4491 }
4492 
4493 /* Check have anyone bit be set exclude bit0 , if yes return true*/
rtw_tim_map_anyone_be_set_exclude_aid0(_adapter * padapter,const u8 * map)4494 bool rtw_tim_map_anyone_be_set_exclude_aid0(_adapter *padapter, const u8 *map)
4495 {
4496 	return rtw_bmp_not_empty_exclude_bit0(map, padapter->stapriv.aid_bmp_len);
4497 }
4498 #endif /* CONFIG_AP_MODE */
4499 
4500 #if 0
4501 unsigned int setup_beacon_frame(_adapter *padapter, unsigned char *beacon_frame)
4502 {
4503 	unsigned short				ATIMWindow;
4504 	unsigned char					*pframe;
4505 	struct tx_desc				*ptxdesc;
4506 	struct rtw_ieee80211_hdr	*pwlanhdr;
4507 	unsigned short				*fctrl;
4508 	unsigned int					rate_len, len = 0;
4509 	struct xmit_priv			*pxmitpriv = &(padapter->xmitpriv);
4510 	struct mlme_ext_priv	*pmlmeext = &(padapter->mlmeextpriv);
4511 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
4512 	WLAN_BSSID_EX		*cur_network = &(pmlmeinfo->network);
4513 	u8	bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4514 
4515 	_rtw_memset(beacon_frame, 0, 256);
4516 
4517 	pframe = beacon_frame + TXDESC_SIZE;
4518 
4519 	pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
4520 
4521 	fctrl = &(pwlanhdr->frame_ctl);
4522 	*(fctrl) = 0;
4523 
4524 	_rtw_memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
4525 	_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
4526 	_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN);
4527 
4528 	set_frame_sub_type(pframe, WIFI_BEACON);
4529 
4530 	pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
4531 	len = sizeof(struct rtw_ieee80211_hdr_3addr);
4532 
4533 	/* timestamp will be inserted by hardware */
4534 	pframe += 8;
4535 	len += 8;
4536 
4537 	/* beacon interval: 2 bytes */
4538 	_rtw_memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
4539 
4540 	pframe += 2;
4541 	len += 2;
4542 
4543 	/* capability info: 2 bytes */
4544 	_rtw_memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
4545 
4546 	pframe += 2;
4547 	len += 2;
4548 
4549 	/* SSID */
4550 	pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &len);
4551 
4552 	/* supported rates... */
4553 	rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
4554 	pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &len);
4555 
4556 	/* DS parameter set */
4557 	pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &len);
4558 
4559 	/* IBSS Parameter Set... */
4560 	/* ATIMWindow = cur->Configuration.ATIMWindow; */
4561 	ATIMWindow = 0;
4562 	pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &len);
4563 
4564 	/* todo: ERP IE */
4565 
4566 	/* EXTERNDED SUPPORTED RATE */
4567 	if (rate_len > 8)
4568 		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &len);
4569 
4570 	if ((len + TXDESC_SIZE) > 256) {
4571 		/* RTW_INFO("marc: beacon frame too large\n"); */
4572 		return 0;
4573 	}
4574 
4575 	/* fill the tx descriptor */
4576 	ptxdesc = (struct tx_desc *)beacon_frame;
4577 
4578 	/* offset 0	 */
4579 	ptxdesc->txdw0 |= cpu_to_le32(len & 0x0000ffff);
4580 	ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ) << OFFSET_SHT) & 0x00ff0000); /* default = 32 bytes for TX Desc */
4581 
4582 	/* offset 4	 */
4583 	ptxdesc->txdw1 |= cpu_to_le32((0x10 << QSEL_SHT) & 0x00001f00);
4584 
4585 	/* offset 8		 */
4586 	ptxdesc->txdw2 |= cpu_to_le32(BMC);
4587 	ptxdesc->txdw2 |= cpu_to_le32(BK);
4588 
4589 	/* offset 16		 */
4590 	ptxdesc->txdw4 = 0x80000000;
4591 
4592 	/* offset 20 */
4593 	ptxdesc->txdw5 = 0x00000000; /* 1M	 */
4594 
4595 	return len + TXDESC_SIZE;
4596 }
4597 #endif
4598 
dvobj_get_port0_adapter(struct dvobj_priv * dvobj)4599 _adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
4600 {
4601 	_adapter *port0_iface = NULL;
4602 	int i;
4603 	for (i = 0; i < dvobj->iface_nums; i++) {
4604 		if (get_hw_port(dvobj->padapters[i]) == HW_PORT0)
4605 			break;
4606 	}
4607 
4608 	if (i < 0 || i >= dvobj->iface_nums)
4609 		rtw_warn_on(1);
4610 	else
4611 		port0_iface = dvobj->padapters[i];
4612 
4613 	return port0_iface;
4614 }
4615 
dvobj_get_unregisterd_adapter(struct dvobj_priv * dvobj)4616 _adapter *dvobj_get_unregisterd_adapter(struct dvobj_priv *dvobj)
4617 {
4618 	_adapter *adapter = NULL;
4619 	int i;
4620 
4621 	for (i = 0; i < dvobj->iface_nums; i++) {
4622 		if (dvobj->padapters[i]->registered == 0)
4623 			break;
4624 	}
4625 
4626 	if (i < dvobj->iface_nums)
4627 		adapter = dvobj->padapters[i];
4628 
4629 	return adapter;
4630 }
4631 
dvobj_get_adapter_by_addr(struct dvobj_priv * dvobj,u8 * addr)4632 _adapter *dvobj_get_adapter_by_addr(struct dvobj_priv *dvobj, u8 *addr)
4633 {
4634 	_adapter *adapter = NULL;
4635 	int i;
4636 
4637 	for (i = 0; i < dvobj->iface_nums; i++) {
4638 		if (_rtw_memcmp(dvobj->padapters[i]->mac_addr, addr, ETH_ALEN) == _TRUE)
4639 			break;
4640 	}
4641 
4642 	if (i < dvobj->iface_nums)
4643 		adapter = dvobj->padapters[i];
4644 
4645 	return adapter;
4646 }
4647 
4648 #ifdef CONFIG_WOWLAN
rtw_wowlan_parser_pattern_cmd(u8 * input,char * pattern,int * pattern_len,char * bit_mask)4649 bool rtw_wowlan_parser_pattern_cmd(u8 *input, char *pattern,
4650 				   int *pattern_len, char *bit_mask)
4651 {
4652 	char *cp = NULL;
4653 	size_t len = 0;
4654 	int pos = 0, mask_pos = 0, res = 0;
4655 
4656 	/* To get the pattern string after "=", when we use :
4657 	 * iwpriv wlanX pattern=XX:XX:..:XX
4658 	 */
4659 	cp = strchr(input, '=');
4660 	if (cp) {
4661 		*cp = 0;
4662 		cp++;
4663 		input = cp;
4664 	}
4665 
4666 	/* To take off the newline character '\n'(0x0a) at the end of pattern string,
4667 	 * when we use echo xxxx > /proc/xxxx
4668 	 */
4669 	cp = strchr(input, '\n');
4670 	if (cp)
4671 		*cp = 0;
4672 
4673 	while (input) {
4674 		cp = strsep((char **)(&input), ":");
4675 
4676 		if (bit_mask && (strcmp(cp, "-") == 0 ||
4677 				 strcmp(cp, "xx") == 0 ||
4678 				 strcmp(cp, "--") == 0)) {
4679 			/* skip this byte and leave mask bit unset */
4680 		} else {
4681 			u8 hex;
4682 
4683 			if (strlen(cp) != 2) {
4684 				RTW_ERR("%s:[ERROR] hex len != 2, input=[%s]\n",
4685 					__func__, cp);
4686 				goto error;
4687 			}
4688 
4689 			if (hexstr2bin(cp, &hex, 1) < 0) {
4690 				RTW_ERR("%s:[ERROR] pattern is invalid, input=[%s]\n",
4691 					__func__, cp);
4692 				goto error;
4693 			}
4694 
4695 			pattern[pos] = hex;
4696 			mask_pos = pos / 8;
4697 			if (bit_mask)
4698 				bit_mask[mask_pos] |= 1 << (pos % 8);
4699 		}
4700 
4701 		pos++;
4702 	}
4703 
4704 	(*pattern_len) = pos;
4705 
4706 	return _TRUE;
4707 error:
4708 	return _FALSE;
4709 }
4710 
rtw_wow_pattern_sw_reset(_adapter * adapter)4711 void rtw_wow_pattern_sw_reset(_adapter *adapter)
4712 {
4713 	int i;
4714 	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(adapter);
4715 
4716 	if (pwrctrlpriv->default_patterns_en == _TRUE)
4717 		pwrctrlpriv->wowlan_pattern_idx = DEFAULT_PATTERN_NUM;
4718 	else
4719 		pwrctrlpriv->wowlan_pattern_idx = 0;
4720 
4721 	for (i = 0 ; i < MAX_WKFM_CAM_NUM; i++) {
4722 		_rtw_memset(pwrctrlpriv->patterns[i].content, '\0', sizeof(pwrctrlpriv->patterns[i].content));
4723 		_rtw_memset(pwrctrlpriv->patterns[i].mask, '\0', sizeof(pwrctrlpriv->patterns[i].mask));
4724 		pwrctrlpriv->patterns[i].len = 0;
4725 	}
4726 }
4727 
rtw_set_default_pattern(_adapter * adapter)4728 u8 rtw_set_default_pattern(_adapter *adapter)
4729 {
4730 	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
4731 	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
4732 	struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
4733 	u8 index = 0;
4734 	u8 multicast_addr[3] = {0x01, 0x00, 0x5e};
4735 	u8 multicast_ip[4] = {0xe0, 0x28, 0x28, 0x2a};
4736 
4737 	u8 unicast_mask[5] = {0x3f, 0x70, 0x80, 0xc0, 0x03};
4738 	u8 icmpv6_mask[7] = {0x00, 0x70, 0x10, 0x00, 0xc0, 0xc0, 0x3f};
4739 	u8 multicast_mask[5] = {0x07, 0x70, 0x80, 0xc0, 0x03};
4740 
4741 	u8 ip_protocol[3] = {0x08, 0x00, 0x45};
4742 	u8 ipv6_protocol[3] = {0x86, 0xdd, 0x60};
4743 
4744 	u8 *target = NULL;
4745 
4746 	if (pwrpriv->default_patterns_en == _FALSE)
4747 		return 0;
4748 
4749 	for (index = 0 ; index < DEFAULT_PATTERN_NUM ; index++) {
4750 		_rtw_memset(pwrpriv->patterns[index].content, 0,
4751 			    sizeof(pwrpriv->patterns[index].content));
4752 		_rtw_memset(pwrpriv->patterns[index].mask, 0,
4753 			    sizeof(pwrpriv->patterns[index].mask));
4754 		pwrpriv->patterns[index].len = 0;
4755 	}
4756 
4757 	/*TCP/ICMP unicast*/
4758 	for (index = 0 ; index < DEFAULT_PATTERN_NUM ; index++) {
4759 		switch (index) {
4760 		case 0:
4761 			target = pwrpriv->patterns[index].content;
4762 			_rtw_memcpy(target, adapter_mac_addr(adapter),
4763 				    ETH_ALEN);
4764 
4765 			target += ETH_TYPE_OFFSET;
4766 			_rtw_memcpy(target, &ip_protocol,
4767 				    sizeof(ip_protocol));
4768 
4769 			/* TCP */
4770 			target += (PROTOCOL_OFFSET - ETH_TYPE_OFFSET);
4771 			_rtw_memset(target, 0x06, 1);
4772 
4773 			target += (IP_OFFSET - PROTOCOL_OFFSET);
4774 
4775 			_rtw_memcpy(target, pmlmeinfo->ip_addr,
4776 				    RTW_IP_ADDR_LEN);
4777 
4778 			_rtw_memcpy(pwrpriv->patterns[index].mask,
4779 				    &unicast_mask, sizeof(unicast_mask));
4780 
4781 			pwrpriv->patterns[index].len =
4782 				IP_OFFSET + RTW_IP_ADDR_LEN;
4783 			break;
4784 		case 1:
4785 			target = pwrpriv->patterns[index].content;
4786 			_rtw_memcpy(target, adapter_mac_addr(adapter),
4787 				    ETH_ALEN);
4788 
4789 			target += ETH_TYPE_OFFSET;
4790 			_rtw_memcpy(target, &ip_protocol, sizeof(ip_protocol));
4791 
4792 			/* ICMP */
4793 			target += (PROTOCOL_OFFSET - ETH_TYPE_OFFSET);
4794 			_rtw_memset(target, 0x01, 1);
4795 
4796 			target += (IP_OFFSET - PROTOCOL_OFFSET);
4797 			_rtw_memcpy(target, pmlmeinfo->ip_addr,
4798 				    RTW_IP_ADDR_LEN);
4799 
4800 			_rtw_memcpy(pwrpriv->patterns[index].mask,
4801 				    &unicast_mask, sizeof(unicast_mask));
4802 			pwrpriv->patterns[index].len =
4803 
4804 				IP_OFFSET + RTW_IP_ADDR_LEN;
4805 			break;
4806 #ifdef CONFIG_IPV6
4807 		case 2:
4808 			if (pwrpriv->wowlan_ns_offload_en == _TRUE) {
4809 				target = pwrpriv->patterns[index].content;
4810 				target += ETH_TYPE_OFFSET;
4811 
4812 				_rtw_memcpy(target, &ipv6_protocol,
4813 					    sizeof(ipv6_protocol));
4814 
4815 				/* ICMPv6 */
4816 				target += (IPv6_PROTOCOL_OFFSET -
4817 					   ETH_TYPE_OFFSET);
4818 				_rtw_memset(target, 0x3a, 1);
4819 
4820 				target += (IPv6_OFFSET - IPv6_PROTOCOL_OFFSET);
4821 				_rtw_memcpy(target, pmlmeinfo->ip6_addr,
4822 					    RTW_IPv6_ADDR_LEN);
4823 
4824 				_rtw_memcpy(pwrpriv->patterns[index].mask,
4825 					    &icmpv6_mask, sizeof(icmpv6_mask));
4826 				pwrpriv->patterns[index].len =
4827 					IPv6_OFFSET + RTW_IPv6_ADDR_LEN;
4828 			}
4829 			break;
4830 #endif /*CONFIG_IPV6*/
4831 		case 3:
4832 			target = pwrpriv->patterns[index].content;
4833 			_rtw_memcpy(target, &multicast_addr,
4834 				    sizeof(multicast_addr));
4835 
4836 			target += ETH_TYPE_OFFSET;
4837 			_rtw_memcpy(target, &ip_protocol, sizeof(ip_protocol));
4838 
4839 			/* UDP */
4840 			target += (PROTOCOL_OFFSET - ETH_TYPE_OFFSET);
4841 			_rtw_memset(target, 0x11, 1);
4842 
4843 			target += (IP_OFFSET - PROTOCOL_OFFSET);
4844 			_rtw_memcpy(target, &multicast_ip,
4845 				    sizeof(multicast_ip));
4846 
4847 			_rtw_memcpy(pwrpriv->patterns[index].mask,
4848 				    &multicast_mask, sizeof(multicast_mask));
4849 
4850 			pwrpriv->patterns[index].len =
4851 				IP_OFFSET + sizeof(multicast_ip);
4852 			break;
4853 		default:
4854 			break;
4855 		}
4856 	}
4857 	return index;
4858 }
4859 
rtw_dump_priv_pattern(_adapter * adapter,u8 idx)4860 void rtw_dump_priv_pattern(_adapter *adapter, u8 idx)
4861 {
4862 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(adapter);
4863 	char str_1[128];
4864 	char *p_str;
4865 	u8 val8 = 0;
4866 	int i = 0, j = 0, len = 0, max_len = 0;
4867 
4868 	RTW_INFO("=========[%d]========\n", idx);
4869 
4870 	RTW_INFO(">>>priv_pattern_content:\n");
4871 	p_str = str_1;
4872 	max_len = sizeof(str_1);
4873 	for (i = 0 ; i < MAX_WKFM_PATTERN_SIZE / 8 ; i++) {
4874 		_rtw_memset(p_str, 0, max_len);
4875 		len = 0;
4876 		for (j = 0 ; j < 8 ; j++) {
4877 			val8 = pwrctl->patterns[idx].content[i * 8 + j];
4878 			len += snprintf(p_str + len, max_len - len,
4879 					"%02x ", val8);
4880 		}
4881 		RTW_INFO("%s\n", p_str);
4882 	}
4883 
4884 	RTW_INFO(">>>priv_pattern_mask:\n");
4885 	for (i = 0 ; i < MAX_WKFM_SIZE / 8 ; i++) {
4886 		_rtw_memset(p_str, 0, max_len);
4887 		len = 0;
4888 		for (j = 0 ; j < 8 ; j++) {
4889 			val8 = pwrctl->patterns[idx].mask[i * 8 + j];
4890 			len += snprintf(p_str + len, max_len - len,
4891 					"%02x ", val8);
4892 		}
4893 		RTW_INFO("%s\n", p_str);
4894 	}
4895 
4896 	RTW_INFO(">>>priv_pattern_len:\n");
4897 	RTW_INFO("%s: len: %d\n", __func__, pwrctl->patterns[idx].len);
4898 }
4899 
rtw_wow_pattern_sw_dump(_adapter * adapter)4900 void rtw_wow_pattern_sw_dump(_adapter *adapter)
4901 {
4902 	int i = 0, total = 0;
4903 	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
4904 	total = pwrpriv->wowlan_pattern_idx;
4905 
4906 	RTW_INFO("********[RTK priv-patterns]*********\n");
4907 	for (i = 0 ; i < total; i++)
4908 		rtw_dump_priv_pattern(adapter, i);
4909 }
4910 
rtw_get_sec_iv(PADAPTER padapter,u8 * pcur_dot11txpn,u8 * StaAddr)4911 void rtw_get_sec_iv(PADAPTER padapter, u8 *pcur_dot11txpn, u8 *StaAddr)
4912 {
4913 	struct sta_info		*psta;
4914 	struct security_priv *psecpriv = &padapter->securitypriv;
4915 
4916 	_rtw_memset(pcur_dot11txpn, 0, 8);
4917 	if (NULL == StaAddr)
4918 		return;
4919 	psta = rtw_get_stainfo(&padapter->stapriv, StaAddr);
4920 	RTW_INFO("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n",
4921 		 __func__, StaAddr[0], StaAddr[1], StaAddr[2],
4922 		 StaAddr[3], StaAddr[4], StaAddr[5]);
4923 
4924 	if (psta) {
4925 		if ((psecpriv->dot11PrivacyAlgrthm == _AES_) ||
4926 			(psecpriv->dot11PrivacyAlgrthm == _CCMP_256_))
4927 			AES_IV(pcur_dot11txpn, psta->dot11txpn, 0);
4928 		else if (psecpriv->dot11PrivacyAlgrthm == _TKIP_)
4929 			TKIP_IV(pcur_dot11txpn, psta->dot11txpn, 0);
4930 		else if ((psecpriv->dot11PrivacyAlgrthm == _GCMP_) ||
4931 				(psecpriv->dot11PrivacyAlgrthm == _GCMP_256_))
4932 			GCMP_IV(pcur_dot11txpn, psta->dot11txpn, 0);
4933 
4934 		RTW_INFO("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n"
4935 			 , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1],
4936 			pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4],
4937 			pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]);
4938 	}
4939 }
4940 
4941 #ifdef CONFIG_WAR_OFFLOAD
4942 #if defined(CONFIG_OFFLOAD_MDNS_V4) || defined(CONFIG_OFFLOAD_MDNS_V6)
rtw_wow_war_mdns_dump_buf(struct seq_file * m,u8 * title,u8 * buf,u32 len)4943 void rtw_wow_war_mdns_dump_buf(struct seq_file *m, u8 *title, u8 *buf, u32 len)
4944 {
4945 	u32 i;
4946 
4947 	RTW_PRINT_SEL(m, "\t%s (%d)\n\t\t", title, len);
4948 	for (i = 1; i <= len; i++)
4949 	{
4950 		RTW_PRINT_SEL(m, "%2.2x-", *(buf + i - 1));
4951 		if( (i%16 == 0) && (len != i) ) RTW_PRINT_SEL(m, "\n\t\t");
4952 	}
4953 	RTW_PRINT_SEL(m, "\n\n");
4954 }
4955 
rtw_wow_war_mdns_dump_txt(struct seq_file * m,u8 * title,u8 * buf,u32 len)4956 void rtw_wow_war_mdns_dump_txt(struct seq_file *m, u8 *title, u8 *buf, u32 len)
4957 {
4958 	u16 idx=1, offset=0; /* offset = the location of L in the Length.Value */
4959 
4960 	RTW_PRINT_SEL(m, "\t%s (%d)\n\t", title, len);
4961 	for (; offset < len; idx++)
4962 	{
4963 		int item_len = buf[offset];
4964 		u8 item_buf[256]={0};
4965 
4966 		_rtw_memcpy(item_buf, (buf + offset + 1), item_len);
4967 		RTW_PRINT_SEL(m, "\t[%d] => %s (%d)\n\t", idx, item_buf, item_len);
4968 		_rtw_memset(item_buf, 0, sizeof(item_buf));
4969 		offset += (1+item_len);
4970 	}
4971 	RTW_PRINT_SEL(m, "\n\n");
4972 }
4973 
rtw_wow_war_mdns_parser_pattern(u8 * input,char * target,u32 * target_len,u32 type)4974 bool rtw_wow_war_mdns_parser_pattern(u8 *input, char *target,
4975 				   u32 *target_len, u32 type)
4976 {
4977 	char *cp = NULL, *end = NULL;
4978 	size_t len = 0;
4979 	int pos = 0, mask_pos = 0, res = 0;
4980 	u8 member[2] = {0};
4981 
4982 	/* reset */
4983 	_rtw_memset(target, '\0', type);
4984 	(*target_len) = 0;
4985 
4986 	cp = strchr(input, '=');
4987 	if (cp) {
4988 		*cp = 0;
4989 		cp++;
4990 		input = cp;
4991 	}
4992 
4993 	while (1) {
4994 		cp = strchr(input, ':');
4995 
4996 		if (cp) {
4997 			len = strlen(input) - strlen(cp);
4998 			*cp = 0;
4999 			cp++;
5000 		} else
5001 			len = 2;
5002 
5003 		{
5004 			u8 hex,idx=0, pos_in_unit_as_4bit = 0;
5005 
5006 			strncpy(member, input, len);
5007 			res = sscanf(member, "%02hhx", &hex);
5008 
5009 			target[pos] = hex;
5010 
5011 			/* RTW_INFO("==> in; input-member = %s, hex = %x,  target[%d] = %x\n", member, hex, target[pos], pos); */
5012 
5013 			for(idx = 0; idx<2;idx++)
5014 			{
5015 				pos_in_unit_as_4bit =  pos*2 + (1-idx);
5016 				mask_pos = (pos_in_unit_as_4bit /8);
5017 
5018 				if(!IsHexDigit(member[idx]))
5019 				{
5020 					RTW_ERR("%s:[ERROR] pattern is invalid!!(%c)\n",__func__, member[idx]);
5021 					goto error;
5022 				}
5023 
5024 				/* RTW_INFO("==> in; pos = %d, pos_in_unit_as_4bit = %d, mask-pos = %d \n", pos, pos_in_unit_as_4bit, mask_pos);
5025 				RTW_INFO("==> in; hex(0x%02x), member(%c%c) \n", pattern[pos], member[1], member[0]); */
5026 			}
5027 			/* RTW_INFO_DUMP("Pattern Mask: ",bit_mask, 6); */
5028 		}
5029 
5030 		pos++;
5031 		if (!cp)
5032 			break;
5033 		input = cp;
5034 	}
5035 
5036 	(*target_len) = pos;
5037 
5038 	return _TRUE;
5039 error:
5040 	return _FALSE;
5041 
5042 }
5043 
5044 static struct war_mdns_service_info default_sinfo[] = {
5045 /*	example of default setting */
5046 	RTW_MDNS_SRV_INFO("_ipp", 4, "_tcp", 4, "local", 5, 0x02, 0x77, 7200, "KM1", 3, 0),
5047 	RTW_MDNS_SRV_INFO("_ipps", 5, "_tcp", 4, "local", 5, 0x02, 0x77, 7200, "KM2", 3, 0),
5048 	RTW_MDNS_SRV_INFO("_http", 5, "_tcp", 4, "local", 5, 0x00, 0x50, 7200, "KM3", 3, 2),
5049 	RTW_MDNS_SRV_INFO("_privet", 7, "_tcp", 4, "local", 5, 0x00, 0x50, 7200, "KM4", 3, 3),
5050 	RTW_MDNS_SRV_INFO("_https", 6, "_tcp", 4, "local", 5, 0x01, 0xbb, 7200, "KM5", 3, 2),
5051 	RTW_MDNS_SRV_INFO("_uscan", 6, "_tcp", 4, "local", 5, 0x1f, 0x91, 7200, "KM6", 3, 4),
5052 	RTW_MDNS_SRV_INFO("_printer", 8, "_tcp", 4, "local", 5, 0x23, 0x8c, 7200, "KM7", 3, 1),
5053 	RTW_MDNS_SRV_INFO("_pdl-datastream", 15, "_tcp", 4, "local", 5, 0x23, 0x8c, 7200, "KM8", 3, 1)
5054 
5055 };
5056 
rtw_wow_war_mdns_parms_reset(_adapter * adapter,u8 is_set_default)5057 void rtw_wow_war_mdns_parms_reset(_adapter *adapter, u8 is_set_default)
5058 {
5059 	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
5060 	u8 i =0;
5061 	u16	offset=0;
5062 	u8 default_domain_name[] = "Generic";
5063 	//u8 default_machine_name[] = { 0x0a, 0x5f, 0x75, 0x6e, 0x69, 0x76, 0x65, 0x72, 0x73, 0x61, 0x6c, 0x04, 0x5f, 0x73, 0x75, 0x62 };
5064 	//u8 default_machine_name_len = 16;
5065 	u8 default_machine_name[] = { 0x0a, 0x5f, 0x75, 0x6e, 0x69, 0x76, 0x65, 0x72, 0x73, 0x61, 0x6c}; /* length : 10 name : _universal */
5066 	u8 default_machine_name_len = 11;
5067 
5068 	/* set default txt value*/
5069 	char *default_txt_rsp_0_for_serive[2] = { "_ipp", "_ipps" };
5070 	char *default_txt_rsp_0[25] = {
5071 		"txtvers=1", "qtotal=1", "usb_MFG=KONICA MINOLTA", "usb_MDL=C754Series",
5072 		"rp=ipp/print","priority=54","tr=Generic 35c-4", "product=DriverName",
5073 		"pdl=application/postscript,image/urf,application/octet-stream,image/jpeg",
5074 		"adminurl=http://KM00D91C.local./wcd/a_network.xml",
5075 		"note=Copy Room", "Transparent=T", "Binary=T", "TBCP=T",
5076 		"URF=V1,4,w8,SRGB24,ADOBERGB24-48,DEVW8,DEVRGB24,DEVCMYK32,RS150000000,IS19-20-21,MT1-3,OB1,PQ4,DM1,FN3-14,CP255",
5077 		"rfo=ipp/faxout", "Fax=T", "Scan=T", "Duplex=T", "Color=T", "air=none",
5078 		"Kind=document,envelope,photo",
5079 		"PaperMax=tabloid-A3", "UUID=6c183832-69ba-541b-baf6-6d947c144325", "TLS=1.2"
5080 	};
5081 
5082 	char *default_txt_rsp_1_for_serive[2] = { "_printer", "_pdl-datastream" };
5083 	char *default_txt_rsp_1[13] = {
5084 		"txtvers=1", "qtotal=1", "usb_MFG=KONICA MINOLTA", "usb_MDL=C754Series",
5085 		"rp=print","priority=51","tr=Generic 35c-4", "product=DriverName",
5086 		"pdl=application/postscript", "note=Copy Room", "Transparent=T", "Binary=T", "TBCP=F"
5087 	};
5088 
5089 	char *default_txt_rsp_2_for_serive[2] = { "_http", "_https" };
5090 	char *default_txt_rsp_2[1] = {
5091 		"Path=/"
5092 	};
5093 
5094 	char *default_txt_rsp_3_for_serive[1] = { "_privet" };
5095 	char *default_txt_rsp_3[5] = {
5096 		"txtvers=1", "url=https://www.google.com/cloudprint",
5097 		"type=printer", "cs=not-configured","note=Copy Room"
5098 	};
5099 
5100 	char *default_txt_rsp_4_for_serive[1] = { "_uscan" };
5101 	char *default_txt_rsp_4[11] = {
5102 		"txtvers=1", "vers=2.5", "adminurl=http://KM00D91C.local./wsd/a_network_airprint.xml",
5103 		"representation=http://KM00D91C.local./wcd/DeviceIcon_1283png",
5104 		"rs=eSCL", "ty=KONICA MINOLTA bishub C287", "note=japan",
5105 		"pdl=image/jpeg,image/tiff,application/pdf",
5106 		"UUID=dd5454cc-e196-5711-aa1f-35be49a6ca9f",
5107 		"cs=color,grayscale,binary", "is=platen,adf,duplex=T"
5108 	};
5109 
5110 
5111 	/* reset ===>  */
5112 
5113 	_rtw_memset(pwrpriv->wowlan_war_offload_mdns_domain_name, 0, MAX_MDNS_DOMAIN_NAME_LEN);
5114 	_rtw_memset(pwrpriv->wowlan_war_offload_mdns_mnane, 0, sizeof(pwrpriv->wowlan_war_offload_mdns_mnane));
5115 	_rtw_memset(pwrpriv->wowlan_war_offload_mdns_service, 0, sizeof(pwrpriv->wowlan_war_offload_mdns_service));
5116 	_rtw_memset(pwrpriv->wowlan_war_offload_mdns_txt_rsp, 0, sizeof(pwrpriv->wowlan_war_offload_mdns_txt_rsp));
5117 
5118 	pwrpriv->wowlan_war_offload_mdns_domain_name_len = 0;
5119 	pwrpriv->wowlan_war_offload_mdns_mnane_num = 0;
5120 	pwrpriv->wowlan_war_offload_mdns_service_info_num = 0;
5121 	pwrpriv->wowlan_war_offload_mdns_txt_rsp_num = 0;
5122 	pwrpriv->wowlan_war_offload_mdns_para_cur_size = 0;
5123 	pwrpriv->wowlan_war_offload_mdns_rsp_cur_size = 0;
5124 
5125 	/* init  ===>  */
5126 
5127 	if(is_set_default)
5128 	{
5129 		// domain_name
5130 		pwrpriv->wowlan_war_offload_mdns_domain_name_len = strlen(default_domain_name);
5131 		_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_domain_name, default_domain_name, sizeof(default_domain_name));
5132 
5133 		// machine name
5134 		pwrpriv->wowlan_war_offload_mdns_mnane_num = 1;
5135 		pwrpriv->wowlan_war_offload_mdns_mnane[0].name_len = default_machine_name_len;
5136 		_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_mnane[0].name, default_machine_name, default_machine_name_len);
5137 
5138 		// service info
5139 		pwrpriv->wowlan_war_offload_mdns_service_info_num = 8;
5140 		_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_service, default_sinfo, sizeof(default_sinfo));
5141 
5142 		// type txt rsp 0~5
5143 		// 0
5144 		for(offset=0, i=0; i<25; i++)
5145 		{
5146 			pwrpriv->wowlan_war_offload_mdns_txt_rsp[0].txt[offset++] = strlen(default_txt_rsp_0[i]);
5147 			_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_txt_rsp[0].txt + offset, default_txt_rsp_0[i], strlen(default_txt_rsp_0[i]));
5148 			offset += strlen(default_txt_rsp_0[i]);
5149 			RTW_INFO("==> default_txt_rsp_0[%d]: [%s](%zu), offset(%d)\n", i, default_txt_rsp_0[i], strlen(default_txt_rsp_0[i]), offset);
5150 		}
5151 		pwrpriv->wowlan_war_offload_mdns_txt_rsp[0].txt_len = offset;
5152 		// RTW_INFO("==> offset = %d\n\n", offset);
5153 
5154 
5155 		// 1
5156 		for(offset=0, i=0; i<13; i++)
5157 		{
5158 			pwrpriv->wowlan_war_offload_mdns_txt_rsp[1].txt[offset++] = strlen(default_txt_rsp_1[i]);
5159 			_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_txt_rsp[1].txt + offset, default_txt_rsp_1[i], strlen(default_txt_rsp_1[i]));
5160 			offset += strlen(default_txt_rsp_1[i]);
5161 		}
5162 		pwrpriv->wowlan_war_offload_mdns_txt_rsp[1].txt_len = offset;
5163 		// RTW_INFO("==> offset = %d\n\n", offset);
5164 
5165 		// 2
5166 		for(offset=0, i=0; i<1; i++)
5167 		{
5168 			pwrpriv->wowlan_war_offload_mdns_txt_rsp[2].txt[offset++] = strlen(default_txt_rsp_2[i]);
5169 			_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_txt_rsp[2].txt + offset, default_txt_rsp_2[i], strlen(default_txt_rsp_2[i]));
5170 			offset += strlen(default_txt_rsp_2[i]);
5171 		}
5172 		pwrpriv->wowlan_war_offload_mdns_txt_rsp[2].txt_len = offset;
5173 		// RTW_INFO("==> offset = %d\n\n", offset);
5174 
5175 		// 3
5176 		for(offset=0, i=0; i<5; i++)
5177 		{
5178 			pwrpriv->wowlan_war_offload_mdns_txt_rsp[3].txt[offset++] = strlen(default_txt_rsp_3[i]);
5179 			_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_txt_rsp[3].txt + offset, default_txt_rsp_3[i], strlen(default_txt_rsp_3[i]));
5180 			offset += strlen(default_txt_rsp_3[i]);
5181 		}
5182 		pwrpriv->wowlan_war_offload_mdns_txt_rsp[3].txt_len = offset;
5183 		// RTW_INFO("==> offset = %d\n\n", offset);
5184 
5185 		// 4
5186 		for(offset=0, i=0; i<11; i++)
5187 		{
5188 			pwrpriv->wowlan_war_offload_mdns_txt_rsp[4].txt[offset++] = strlen(default_txt_rsp_4[i]);
5189 			_rtw_memcpy(pwrpriv->wowlan_war_offload_mdns_txt_rsp[4].txt + offset, default_txt_rsp_4[i], strlen(default_txt_rsp_4[i]));
5190 			offset += strlen(default_txt_rsp_4[i]);
5191 		}
5192 		pwrpriv->wowlan_war_offload_mdns_txt_rsp[4].txt_len = offset;
5193 		// RTW_INFO("==> offset = %d\n\n", offset);
5194 
5195 		/* txt_rsp_num is always as MAX_MDNS_TXT_NUM because the input mechanism(new/append) makes the entities are not in order */
5196 		pwrpriv->wowlan_war_offload_mdns_txt_rsp_num = MAX_MDNS_TXT_NUM;
5197 	}
5198 }
5199 
5200 
5201 #endif /* defined(CONFIG_OFFLOAD_MDNS_V4) || defined(CONFIG_OFFLOAD_MDNS_V6) */
5202 #endif /* CONFIG_WAR_OFFLOAD */
5203 #endif /* CONFIG_WOWLAN */
5204 
_rtw_wow_chk_cap(_adapter * adapter,u8 cap)5205 inline bool _rtw_wow_chk_cap(_adapter *adapter, u8 cap)
5206 {
5207 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
5208 	struct wow_ctl_t *wow_ctl = &dvobj->wow_ctl;
5209 
5210 	if (wow_ctl->wow_cap & cap)
5211 		return _TRUE;
5212 	return _FALSE;
5213 }
5214 
5215 #ifdef CONFIG_PNO_SUPPORT
5216 #define	CSCAN_TLV_TYPE_SSID_IE	'S'
5217 #define CIPHER_IE "key_mgmt="
5218 #define CIPHER_NONE "NONE"
5219 #define CIPHER_WPA_PSK "WPA-PSK"
5220 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X"
5221 /*
5222  *  SSIDs list parsing from cscan tlv list
5223  */
rtw_parse_ssid_list_tlv(char ** list_str,pno_ssid_t * ssid,int max,int * bytes_left)5224 int rtw_parse_ssid_list_tlv(char **list_str, pno_ssid_t *ssid,
5225 			    int max, int *bytes_left)
5226 {
5227 	char *str;
5228 
5229 	int idx = 0;
5230 
5231 	if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) {
5232 		RTW_INFO("%s error paramters\n", __func__);
5233 		return -1;
5234 	}
5235 
5236 	str = *list_str;
5237 	while (*bytes_left > 0) {
5238 
5239 		if (str[0] != CSCAN_TLV_TYPE_SSID_IE) {
5240 			*list_str = str;
5241 			RTW_INFO("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]);
5242 			return idx;
5243 		}
5244 
5245 		/* Get proper CSCAN_TLV_TYPE_SSID_IE */
5246 		*bytes_left -= 1;
5247 		str += 1;
5248 
5249 		if (str[0] == 0) {
5250 			/* Broadcast SSID */
5251 			ssid[idx].SSID_len = 0;
5252 			memset((char *)ssid[idx].SSID, 0x0, WLAN_SSID_MAXLEN);
5253 			*bytes_left -= 1;
5254 			str += 1;
5255 
5256 			RTW_INFO("BROADCAST SCAN  left=%d\n", *bytes_left);
5257 		} else if (str[0] <= WLAN_SSID_MAXLEN) {
5258 			/* Get proper SSID size */
5259 			ssid[idx].SSID_len = str[0];
5260 			*bytes_left -= 1;
5261 			str += 1;
5262 
5263 			/* Get SSID */
5264 			if (ssid[idx].SSID_len > *bytes_left) {
5265 				RTW_INFO("%s out of memory range len=%d but left=%d\n",
5266 					__func__, ssid[idx].SSID_len, *bytes_left);
5267 				return -1;
5268 			}
5269 
5270 			memcpy((char *)ssid[idx].SSID, str, ssid[idx].SSID_len);
5271 
5272 			*bytes_left -= ssid[idx].SSID_len;
5273 			str += ssid[idx].SSID_len;
5274 
5275 			RTW_INFO("%s :size=%d left=%d\n",
5276 				(char *)ssid[idx].SSID, ssid[idx].SSID_len, *bytes_left);
5277 		} else {
5278 			RTW_INFO("### SSID size more that %d\n", str[0]);
5279 			return -1;
5280 		}
5281 
5282 		if (idx++ >  max) {
5283 			RTW_INFO("%s number of SSIDs more that %d\n", __func__, idx);
5284 			return -1;
5285 		}
5286 	}
5287 
5288 	*list_str = str;
5289 	return idx;
5290 }
5291 
rtw_parse_cipher_list(struct pno_nlo_info * nlo_info,char * list_str)5292 int rtw_parse_cipher_list(struct pno_nlo_info *nlo_info, char *list_str)
5293 {
5294 
5295 	char *pch, *pnext, *pend;
5296 	u8 key_len = 0, index = 0;
5297 
5298 	pch = list_str;
5299 
5300 	if (nlo_info == NULL || list_str == NULL) {
5301 		RTW_INFO("%s error paramters\n", __func__);
5302 		return -1;
5303 	}
5304 
5305 	while (strlen(pch) != 0) {
5306 		pnext = strstr(pch, "key_mgmt=");
5307 		if (pnext != NULL) {
5308 			pch = pnext + strlen(CIPHER_IE);
5309 			pend = strstr(pch, "}");
5310 			if (strncmp(pch, CIPHER_NONE,
5311 				    strlen(CIPHER_NONE)) == 0)
5312 				nlo_info->ssid_cipher_info[index] = 0x00;
5313 			else if (strncmp(pch, CIPHER_WPA_PSK,
5314 					 strlen(CIPHER_WPA_PSK)) == 0)
5315 				nlo_info->ssid_cipher_info[index] = 0x66;
5316 			else if (strncmp(pch, CIPHER_WPA_EAP,
5317 					 strlen(CIPHER_WPA_EAP)) == 0)
5318 				nlo_info->ssid_cipher_info[index] = 0x01;
5319 			index++;
5320 			pch = pend + 1;
5321 		} else
5322 			break;
5323 	}
5324 	return 0;
5325 }
5326 
rtw_dev_nlo_info_set(struct pno_nlo_info * nlo_info,pno_ssid_t * ssid,int num,int pno_time,int pno_repeat,int pno_freq_expo_max)5327 int rtw_dev_nlo_info_set(struct pno_nlo_info *nlo_info, pno_ssid_t *ssid,
5328 		 int num, int pno_time, int pno_repeat, int pno_freq_expo_max)
5329 {
5330 
5331 	int i = 0;
5332 	struct file *fp;
5333 	mm_segment_t fs;
5334 	loff_t pos = 0;
5335 	u8 *source = NULL;
5336 	long len = 0;
5337 
5338 	RTW_INFO("+%s+\n", __func__);
5339 
5340 	nlo_info->fast_scan_period = pno_time;
5341 	nlo_info->ssid_num = num & BIT_LEN_MASK_32(8);
5342 	nlo_info->hidden_ssid_num = num & BIT_LEN_MASK_32(8);
5343 	nlo_info->slow_scan_period = (pno_time * 2);
5344 	nlo_info->fast_scan_iterations = 5;
5345 
5346 	if (nlo_info->hidden_ssid_num > 8)
5347 		nlo_info->hidden_ssid_num = 8;
5348 
5349 	/* TODO: channel list and probe index is all empty. */
5350 	for (i = 0 ; i < num ; i++) {
5351 		nlo_info->ssid_length[i]
5352 			= ssid[i].SSID_len;
5353 	}
5354 
5355 	/* cipher array */
5356 	fp = filp_open("/data/misc/wifi/wpa_supplicant.conf", O_RDONLY,  0644);
5357 	if (IS_ERR(fp)) {
5358 		RTW_INFO("Error, wpa_supplicant.conf doesn't exist.\n");
5359 		RTW_INFO("Error, cipher array using default value.\n");
5360 		return 0;
5361 	} else {
5362 		RTW_INFO("Open wpa_supplicant.conf successfully.\n");
5363 	}
5364 
5365 	len = i_size_read(fp->f_path.dentry->d_inode);
5366 	if (len < 0 || len > 2048) {
5367 		RTW_INFO("Error, file size is bigger than 2048.\n");
5368 		RTW_INFO("Error, cipher array using default value.\n");
5369 		return 0;
5370 	}
5371 
5372 	fs = get_fs();
5373 	set_fs(KERNEL_DS);
5374 
5375 	source = rtw_zmalloc(2048);
5376 
5377 	if (source != NULL) {
5378 		#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0))
5379 		len = kernel_read(fp, source, len, &pos);
5380 		#else
5381 		len = vfs_read(fp, source, len, &pos);
5382 		#endif
5383 		rtw_parse_cipher_list(nlo_info, source);
5384 		rtw_mfree(source, 2048);
5385 	}
5386 
5387 	set_fs(fs);
5388 	filp_close(fp, NULL);
5389 
5390 	RTW_INFO("-%s-\n", __func__);
5391 	return 0;
5392 }
5393 
rtw_dev_ssid_list_set(struct pno_ssid_list * pno_ssid_list,pno_ssid_t * ssid,u8 num)5394 int rtw_dev_ssid_list_set(struct pno_ssid_list *pno_ssid_list,
5395 			  pno_ssid_t *ssid, u8 num)
5396 {
5397 
5398 	int i = 0;
5399 	if (num > MAX_PNO_LIST_COUNT)
5400 		num = MAX_PNO_LIST_COUNT;
5401 
5402 	for (i = 0 ; i < num ; i++) {
5403 		_rtw_memcpy(&pno_ssid_list->node[i].SSID,
5404 			    ssid[i].SSID, ssid[i].SSID_len);
5405 		pno_ssid_list->node[i].SSID_len = ssid[i].SSID_len;
5406 	}
5407 	return 0;
5408 }
5409 
5410 #ifndef RTW_HALMAC
rtw_dev_scan_info_set(_adapter * padapter,pno_ssid_t * ssid,unsigned char ch,unsigned char ch_offset,unsigned short bw_mode)5411 int rtw_dev_scan_info_set(_adapter *padapter, pno_ssid_t *ssid,
5412 	  unsigned char ch, unsigned char ch_offset, unsigned short bw_mode)
5413 {
5414 
5415 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
5416 	struct pno_scan_info *scan_info = pwrctl->pscan_info;
5417 	u8 band = ch <= 14 ? BAND_ON_2_4G : BAND_ON_5G;
5418 	int i;
5419 
5420 	scan_info->channel_num = MAX_SCAN_LIST_COUNT;
5421 	scan_info->orig_ch = ch;
5422 	scan_info->orig_bw = bw_mode;
5423 	scan_info->orig_40_offset = ch_offset;
5424 
5425 	for (i = 0 ; i < scan_info->channel_num ; i++) {
5426 		if (i < 11)
5427 			scan_info->ssid_channel_info[i].active = 1;
5428 		else
5429 			scan_info->ssid_channel_info[i].active = 0;
5430 
5431 		scan_info->ssid_channel_info[i].timeout = 100;
5432 
5433 		scan_info->ssid_channel_info[i].tx_power =
5434 			phy_get_tx_power_index_ex(padapter, 0, CCK, MGN_1M, bw_mode, band, i + 1, i + 1);
5435 
5436 		scan_info->ssid_channel_info[i].channel = i + 1;
5437 	}
5438 
5439 	RTW_INFO("%s, channel_num: %d, orig_ch: %d, orig_bw: %d orig_40_offset: %d\n",
5440 		 __func__, scan_info->channel_num, scan_info->orig_ch,
5441 		 scan_info->orig_bw, scan_info->orig_40_offset);
5442 	return 0;
5443 }
5444 #endif
5445 
rtw_dev_pno_set(struct net_device * net,pno_ssid_t * ssid,int num,int pno_time,int pno_repeat,int pno_freq_expo_max)5446 int rtw_dev_pno_set(struct net_device *net, pno_ssid_t *ssid, int num,
5447 		    int pno_time, int pno_repeat, int pno_freq_expo_max)
5448 {
5449 
5450 	_adapter *padapter = (_adapter *)rtw_netdev_priv(net);
5451 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
5452 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
5453 
5454 	int ret = -1;
5455 
5456 	if (num == 0) {
5457 		RTW_INFO("%s, nssid is zero, no need to setup pno ssid list\n", __func__);
5458 		return 0;
5459 	}
5460 
5461 	if (pwrctl == NULL) {
5462 		RTW_INFO("%s, ERROR: pwrctl is NULL\n", __func__);
5463 		return -1;
5464 	} else {
5465 		pwrctl->pnlo_info =
5466 			(pno_nlo_info_t *)rtw_zmalloc(sizeof(pno_nlo_info_t));
5467 		pwrctl->pno_ssid_list =
5468 			(pno_ssid_list_t *)rtw_zmalloc(sizeof(pno_ssid_list_t));
5469 		#ifndef RTW_HALMAC
5470 		pwrctl->pscan_info =
5471 			(pno_scan_info_t *)rtw_zmalloc(sizeof(pno_scan_info_t));
5472 		#endif
5473 	}
5474 
5475 	if (pwrctl->pnlo_info == NULL ||
5476 	    #ifndef RTW_HALMAC
5477 	    pwrctl->pscan_info == NULL ||
5478 	    #endif
5479 	    pwrctl->pno_ssid_list == NULL) {
5480 		RTW_INFO("%s, ERROR: alloc memory fail\n", __func__);
5481 		goto failing;
5482 	}
5483 
5484 	pwrctl->wowlan_in_resume = _FALSE;
5485 
5486 	pwrctl->pno_inited = _TRUE;
5487 	/* NLO Info */
5488 	ret = rtw_dev_nlo_info_set(pwrctl->pnlo_info, ssid, num,
5489 				   pno_time, pno_repeat, pno_freq_expo_max);
5490 
5491 	/* SSID Info */
5492 	ret = rtw_dev_ssid_list_set(pwrctl->pno_ssid_list, ssid, num);
5493 
5494 	#ifndef RTW_HALMAC
5495 	/* SCAN Info */
5496 	ret = rtw_dev_scan_info_set(padapter, ssid, pmlmeext->cur_channel,
5497 			    pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
5498 	#endif
5499 
5500 	RTW_INFO("+%s num: %d, pno_time: %d, pno_repeat:%d, pno_freq_expo_max:%d+\n",
5501 		 __func__, num, pno_time, pno_repeat, pno_freq_expo_max);
5502 
5503 	return 0;
5504 
5505 failing:
5506 	if (pwrctl->pnlo_info) {
5507 		rtw_mfree((u8 *)pwrctl->pnlo_info, sizeof(pno_nlo_info_t));
5508 		pwrctl->pnlo_info = NULL;
5509 	}
5510 	if (pwrctl->pno_ssid_list) {
5511 		rtw_mfree((u8 *)pwrctl->pno_ssid_list, sizeof(pno_ssid_list_t));
5512 		pwrctl->pno_ssid_list = NULL;
5513 	}
5514 	#ifndef RTW_HALMAC
5515 	if (pwrctl->pscan_info) {
5516 		rtw_mfree((u8 *)pwrctl->pscan_info, sizeof(pno_scan_info_t));
5517 		pwrctl->pscan_info = NULL;
5518 	}
5519 	#endif
5520 
5521 	return -1;
5522 }
5523 
5524 #ifdef CONFIG_PNO_SET_DEBUG
rtw_dev_pno_debug(struct net_device * net)5525 void rtw_dev_pno_debug(struct net_device *net)
5526 {
5527 	_adapter *padapter = (_adapter *)rtw_netdev_priv(net);
5528 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
5529 	int i = 0, j = 0;
5530 
5531 	RTW_INFO("*******NLO_INFO********\n");
5532 	RTW_INFO("ssid_num: %d\n", pwrctl->pnlo_info->ssid_num);
5533 	RTW_INFO("fast_scan_iterations: %d\n",
5534 		 pwrctl->pnlo_info->fast_scan_iterations);
5535 	RTW_INFO("fast_scan_period: %d\n", pwrctl->pnlo_info->fast_scan_period);
5536 	RTW_INFO("slow_scan_period: %d\n", pwrctl->pnlo_info->slow_scan_period);
5537 
5538 
5539 
5540 	for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) {
5541 		RTW_INFO("%d SSID (%s) length (%d) cipher(%x) channel(%d)\n",
5542 			i, pwrctl->pno_ssid_list->node[i].SSID, pwrctl->pnlo_info->ssid_length[i],
5543 			pwrctl->pnlo_info->ssid_cipher_info[i], pwrctl->pnlo_info->ssid_channel_info[i]);
5544 	}
5545 
5546 	#ifndef RTW_HALMAC
5547 	RTW_INFO("******SCAN_INFO******\n");
5548 	RTW_INFO("ch_num: %d\n", pwrctl->pscan_info->channel_num);
5549 	RTW_INFO("orig_ch: %d\n", pwrctl->pscan_info->orig_ch);
5550 	RTW_INFO("orig bw: %d\n", pwrctl->pscan_info->orig_bw);
5551 	RTW_INFO("orig 40 offset: %d\n", pwrctl->pscan_info->orig_40_offset);
5552 	for (i = 0 ; i < MAX_SCAN_LIST_COUNT ; i++) {
5553 		RTW_INFO("[%02d] avtive:%d, timeout:%d, tx_power:%d, ch:%02d\n",
5554 			 i, pwrctl->pscan_info->ssid_channel_info[i].active,
5555 			 pwrctl->pscan_info->ssid_channel_info[i].timeout,
5556 			 pwrctl->pscan_info->ssid_channel_info[i].tx_power,
5557 			 pwrctl->pscan_info->ssid_channel_info[i].channel);
5558 	}
5559 	#endif
5560 	RTW_INFO("*****************\n");
5561 }
5562 #endif /* CONFIG_PNO_SET_DEBUG */
5563 #endif /* CONFIG_PNO_SUPPORT */
5564 
rtw_collect_bcn_info(_adapter * adapter)5565 inline void rtw_collect_bcn_info(_adapter *adapter)
5566 {
5567 	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
5568 
5569 	if (!is_client_associated_to_ap(adapter))
5570 		return;
5571 
5572 	pmlmeext->cur_bcn_cnt = pmlmeext->bcn_cnt - pmlmeext->last_bcn_cnt;
5573 	pmlmeext->last_bcn_cnt = pmlmeext->bcn_cnt;
5574 	/*TODO get offset of bcn's timestamp*/
5575 	/*pmlmeext->bcn_timestamp;*/
5576 }
5577 
rtw_get_vht_bitrate(u8 mcs,u8 bw,u8 nss,u8 sgi)5578 static u32 rtw_get_vht_bitrate(u8 mcs, u8 bw, u8 nss, u8 sgi)
5579 {
5580 	static const u32 base[4][10] = {
5581 		{   6500000,
5582 		   13000000,
5583 		   19500000,
5584 		   26000000,
5585 		   39000000,
5586 		   52000000,
5587 		   58500000,
5588 		   65000000,
5589 		   78000000,
5590 		/* not in the spec, but some devices use this: */
5591 		   86500000,
5592 		},
5593 		{  13500000,
5594 		   27000000,
5595 		   40500000,
5596 		   54000000,
5597 		   81000000,
5598 		  108000000,
5599 		  121500000,
5600 		  135000000,
5601 		  162000000,
5602 		  180000000,
5603 		},
5604 		{  29300000,
5605 		   58500000,
5606 		   87800000,
5607 		  117000000,
5608 		  175500000,
5609 		  234000000,
5610 		  263300000,
5611 		  292500000,
5612 		  351000000,
5613 		  390000000,
5614 		},
5615 		{  58500000,
5616 		  117000000,
5617 		  175500000,
5618 		  234000000,
5619 		  351000000,
5620 		  468000000,
5621 		  526500000,
5622 		  585000000,
5623 		  702000000,
5624 		  780000000,
5625 		},
5626 	};
5627 	u32 bitrate;
5628 	int bw_idx;
5629 
5630 	if (mcs > 9) {
5631 		RTW_INFO("Invalid mcs = %d\n", mcs);
5632 		return 0;
5633 	}
5634 
5635 	if (nss > 4 || nss < 1) {
5636 		RTW_INFO("Now only support nss = 1, 2, 3, 4\n");
5637 	}
5638 
5639 	switch (bw) {
5640 	case CHANNEL_WIDTH_160:
5641 		bw_idx = 3;
5642 		break;
5643 	case CHANNEL_WIDTH_80:
5644 		bw_idx = 2;
5645 		break;
5646 	case CHANNEL_WIDTH_40:
5647 		bw_idx = 1;
5648 		break;
5649 	case CHANNEL_WIDTH_20:
5650 		bw_idx = 0;
5651 		break;
5652 	default:
5653 		RTW_INFO("bw = %d currently not supported\n", bw);
5654 		return 0;
5655 	}
5656 
5657 	bitrate = base[bw_idx][mcs];
5658 	bitrate *= nss;
5659 
5660 	if (sgi)
5661 		bitrate = (bitrate / 9) * 10;
5662 
5663 	/* do NOT round down here */
5664 	return (bitrate + 50000) / 100000;
5665 }
5666 
rtw_get_ht_bitrate(u8 mcs,u8 bw,u8 sgi)5667 static u32 rtw_get_ht_bitrate(u8 mcs, u8 bw, u8 sgi)
5668 {
5669 	int modulation, streams, bitrate;
5670 
5671 	/* the formula below does only work for MCS values smaller than 32 */
5672 	if (mcs >= 32) {
5673 		RTW_INFO("Invalid mcs = %d\n", mcs);
5674 		return 0;
5675 	}
5676 
5677 	if (bw > 1) {
5678 		RTW_INFO("Now HT only support bw = 0(20Mhz), 1(40Mhz)\n");
5679 		return 0;
5680 	}
5681 
5682 	modulation = mcs & 7;
5683 	streams = (mcs >> 3) + 1;
5684 
5685 	bitrate = (bw == 1) ? 13500000 : 6500000;
5686 
5687 	if (modulation < 4)
5688 		bitrate *= (modulation + 1);
5689 	else if (modulation == 4)
5690 		bitrate *= (modulation + 2);
5691 	else
5692 		bitrate *= (modulation + 3);
5693 
5694 	bitrate *= streams;
5695 
5696 	if (sgi)
5697 		bitrate = (bitrate / 9) * 10;
5698 
5699 	return (bitrate + 50000) / 100000;
5700 }
5701 
5702 /**
5703  * @bw: 0(20Mhz), 1(40Mhz), 2(80Mhz), 3(160Mhz)
5704  * @rate_idx: DESC_RATEXXXX & 0x7f
5705  * @sgi: DESC_RATEXXXX >> 7
5706  * Returns: bitrate in 100kbps
5707  */
rtw_desc_rate_to_bitrate(u8 bw,u8 rate_idx,u8 sgi)5708 u32 rtw_desc_rate_to_bitrate(u8 bw, u8 rate_idx, u8 sgi)
5709 {
5710 	u32 bitrate;
5711 
5712 	if (rate_idx <= DESC_RATE54M){
5713 		u16 ofdm_rate[12] = {10, 20, 55, 110,
5714 			60, 90, 120, 180, 240, 360, 480, 540};
5715 
5716 		bitrate = ofdm_rate[rate_idx];
5717 	} else if ((DESC_RATEMCS0 <= rate_idx) &&
5718 		   (rate_idx <= DESC_RATEMCS31)) {
5719 		u8 mcs = rate_idx - DESC_RATEMCS0;
5720 
5721 		bitrate = rtw_get_ht_bitrate(mcs, bw, sgi);
5722 	} else if ((DESC_RATEVHTSS1MCS0 <= rate_idx) &&
5723 		   (rate_idx <= DESC_RATEVHTSS4MCS9)) {
5724 		u8 mcs = (rate_idx - DESC_RATEVHTSS1MCS0) % 10;
5725 		u8 nss = ((rate_idx - DESC_RATEVHTSS1MCS0) / 10) + 1;
5726 
5727 		bitrate = rtw_get_vht_bitrate(mcs, bw, nss, sgi);
5728 	} else {
5729 		/* TODO: 60Ghz */
5730 		bitrate = 1;
5731 	}
5732 
5733 	return bitrate;
5734 }
5735 
5736 #ifdef CONFIG_RTW_MULTI_AP
rtw_get_ch_utilization(_adapter * adapter)5737 u8 rtw_get_ch_utilization(_adapter *adapter)
5738 {
5739 	u16 clm = rtw_phydm_clm_ratio(adapter);
5740 	u16 nhm = rtw_phydm_nhm_ratio(adapter);
5741 	u16 ch_util;
5742 
5743 	ch_util = clm / 3 + (2 * (nhm / 3));
5744 	/* For Multi-AP, scaling 0-100 to 0-255 */
5745 	ch_util = 255 * ch_util / 100;
5746 
5747 	return (u8)ch_util;
5748 }
5749 
rtw_ch_util_rpt(_adapter * adapter)5750 void rtw_ch_util_rpt(_adapter *adapter)
5751 {
5752 	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
5753 	_adapter *iface;
5754 	int i, j;
5755 	u8 i_rpts = 0;
5756 	u8 *ch_util;
5757 	u8 **bssid;
5758 	u8 threshold = GET_PRIMARY_ADAPTER(adapter)->ch_util_threshold;
5759 	u8 need_rpt = 0;
5760 
5761 	if (threshold == 0)
5762 		return;
5763 
5764 	ch_util = rtw_zmalloc(sizeof(u8) * dvobj->iface_nums);
5765 	if (!ch_util)
5766 		goto err_out;
5767 	bssid = (u8 **) rtw_zmalloc(sizeof(u8 *) * dvobj->iface_nums);
5768 	if (!bssid)
5769 		goto err_out1;
5770 	for (j = 0; j < dvobj->iface_nums; j++) {
5771 		*(bssid + j) = (u8 *) rtw_zmalloc(sizeof(u8) * ETH_ALEN);
5772 		if (!(*(bssid + j)))
5773 			goto err_out2;
5774 	}
5775 
5776 	for (i = 0; i < dvobj->iface_nums; i++) {
5777 		iface = dvobj->padapters[i];
5778 		if ((iface) && MLME_IS_AP(iface)) {
5779 			*(ch_util + i_rpts) = rtw_get_ch_utilization(iface);
5780 			_rtw_memcpy(*(bssid + i_rpts), iface->mac_addr, ETH_ALEN);
5781 
5782 			if (*(ch_util + i_rpts) > threshold)
5783 				need_rpt = 1;
5784 
5785 			i_rpts++;
5786 		}
5787 	}
5788 
5789 	if (need_rpt)
5790 		rtw_nlrtw_ch_util_rpt(adapter, i_rpts, ch_util, bssid);
5791 
5792 	rtw_mfree(ch_util, sizeof(u8) * dvobj->iface_nums);
5793 	for (i = 0; i < dvobj->iface_nums; i++)
5794 		rtw_mfree(*(bssid + i), ETH_ALEN);
5795 	rtw_mfree(bssid, sizeof(u8 *) * dvobj->iface_nums);
5796 
5797 	return;
5798 
5799 err_out2:
5800 	for (i = 0; i < j; i++)
5801 		rtw_mfree(*(bssid + i), sizeof(u8) * ETH_ALEN);
5802 	rtw_mfree(bssid, sizeof(sizeof(u8 *) * dvobj->iface_nums));
5803 err_out1:
5804 	rtw_mfree(ch_util, sizeof(u8) * dvobj->iface_nums);
5805 err_out:
5806 	RTW_INFO("[%s] rtw_zmalloc fail\n", __func__);
5807 }
5808 #endif
5809 
rtw_rx_dbg_monitor_condition_chk(_adapter * padapter,u8 * ip,u32 port,u8 condition)5810 inline u8 rtw_rx_dbg_monitor_condition_chk(
5811 	_adapter *padapter, u8 *ip, u32 port, u8 condition)
5812 {
5813 	struct recv_priv  *precvpriv = &(padapter->recvpriv);
5814 	u8 need_chk = _FALSE;
5815 
5816 	if (precvpriv->ip_statistic.enabled == _FALSE)
5817 		goto exit;
5818 
5819 	switch (condition) {
5820 		case 1:
5821 			if (ip && _rtw_memcmp(precvpriv->ip_statistic.ip, ip, 4))
5822 				need_chk = _TRUE;
5823 			break;
5824 		case 2:
5825 			if (precvpriv->ip_statistic.dst_port == port)
5826 				need_chk = _TRUE;
5827 			break;
5828 		default:
5829 			break;
5830 	}
5831 
5832 exit:
5833 	return need_chk;
5834 }
5835 
rtw_dbg_rx_iperf_udp_data_chk(_adapter * padapter,u8 * pdata)5836 void rtw_dbg_rx_iperf_udp_data_chk(_adapter *padapter, u8 *pdata)
5837 {
5838 	struct recv_priv *precvpriv = &(padapter->recvpriv);
5839 	struct rtw_ip_dbg_cnt_statistic *st = &(precvpriv->ip_statistic);
5840 	u8 iperf_start_seq, iperf_seq_offset;
5841 	u16 udp_data_len;
5842 	u32 cur_iperf_seq, end_boundary = 0xffff;
5843 
5844 	/* no application data */
5845 	udp_data_len = __be16_to_cpu(*((u16 *)(pdata + 4)));
5846 	if (udp_data_len < 16)
5847 		return;
5848 
5849 	/* RTW_INFO_DUMP("iperf data : ", pdata, 24); */
5850 	if ((st->iperf_ver & 0x7f) >= 3) {
5851 		iperf_seq_offset = 16;
5852 		iperf_start_seq = 1 ;
5853 	} else {
5854 		iperf_seq_offset = 8;
5855 		iperf_start_seq = 0 ;
5856 	}
5857 
5858 	cur_iperf_seq = __be32_to_cpu(*((u32 *)(pdata + iperf_seq_offset)));
5859 	if (cur_iperf_seq >= (st->iperf_seq + end_boundary)) {
5860 		RTW_INFO("%s : terminate for end/abnormal of iperf pkt\n", __func__);
5861 		return;
5862 	}
5863 
5864 	if (cur_iperf_seq >= (iudp_ip_seq_get(st) + 1)) {
5865 		if (cur_iperf_seq > (iudp_ip_seq_get(st) + 1))
5866 			iudp_err_cnt_update(st, cur_iperf_seq);
5867 		iudp_ip_seq_set(st, cur_iperf_seq);
5868 	} else
5869 		iperf_out_of_order_cnt_inc(st, cur_iperf_seq);
5870 }
5871 
rtw_rx_dbg_monitor_ip_statistic(_adapter * padapter,_pkt * pkt)5872 void rtw_rx_dbg_monitor_ip_statistic(_adapter *padapter, _pkt *pkt)
5873 {
5874 	struct recv_priv *precvpriv = &(padapter->recvpriv);
5875 	u8 *ip_hdr, frag_flag, src_ip[4], frag_drop = _FALSE;
5876 	u16 ip_seq, frag_offset, sport = 0 , dport = 0;
5877 	u32 i;
5878 
5879 	if (pkt->protocol != __constant_htons(ETH_P_IP))
5880 		return;
5881 
5882 	/* RTW_INFO_DUMP("ip hdr :", pkt->data, 32); */
5883 	ip_hdr = pkt->data;
5884 	if ((GET_IPV4_PROTOCOL(ip_hdr) != 0x6) &&
5885 		(GET_IPV4_PROTOCOL(ip_hdr) != 0x11)) {
5886 		/* filter all non-tcp/udp packets */
5887 		return;
5888 	}
5889 
5890 	for (i=0; i<=3; i++)
5891 		src_ip[i] = *IPV4_SRC(ip_hdr + i);
5892 
5893 	if (!rtw_rx_dbg_monitor_condition_chk(padapter, src_ip, 0, 1)) {
5894 		/* filter all unmatched-packets by source-ip */
5895 		return;
5896 	}
5897 
5898 	ip_seq = be16_to_cpu(*((u16 *)(ip_hdr + 4)));
5899 	frag_offset = be16_to_cpu(*((u16 *)(ip_hdr + 6)));
5900 	frag_flag = frag_offset >> 13;
5901 	frag_offset &= 0x1fff;
5902 
5903 	/* no-fragments or 1st-fragment */
5904 	if ((frag_flag & BIT(1)) || (frag_offset == 0)) {
5905 		sport = GET_UDP_SRC(ip_hdr + 20);
5906 		dport = GET_UDP_DST(ip_hdr + 20);
5907 
5908 		if (!rtw_rx_dbg_monitor_condition_chk(padapter, NULL, dport, 2)) {
5909 			/* filter all unmatched-packets by destination-port */
5910 			return;
5911 		}
5912 
5913 		/* 1st-fragment */
5914 		if (frag_flag & BIT(0)) {
5915 			frag_cnt_inc(&precvpriv->ip_statistic);
5916 			if (need_to_chk_iudp_cnt(ip_hdr, &precvpriv->ip_statistic)) {
5917 				if (iudp_defrag_done_get(&precvpriv->ip_statistic) == _FALSE)
5918 					iudp_err_cnt_inc(&precvpriv->ip_statistic, "last-frag");
5919 
5920 				iudp_defrag_done_set(&precvpriv->ip_statistic, _FALSE);
5921 				iudp_ip_seq_chk_set(&precvpriv->ip_statistic, ip_seq);
5922 				iudp_frag_offset_chk_set(&precvpriv->ip_statistic, frag_offset);
5923 				iudp_max_frag_offset_chk_set(&precvpriv->ip_statistic, frag_offset);
5924 			}
5925 		}
5926 
5927 		ip_cnt_inc(&precvpriv->ip_statistic);
5928 		tcp_udp_cnt_inc(ip_hdr, &precvpriv->ip_statistic);
5929 		if (need_to_chk_iudp_cnt(ip_hdr, &precvpriv->ip_statistic))
5930 			rtw_dbg_rx_iperf_udp_data_chk(padapter, (ip_hdr + 20));
5931 
5932 	} else if (((frag_flag & BIT(0)) || (frag_flag == 0)) \
5933 			&& (frag_offset > 0)) {
5934 		/* more-or-last fragment */
5935 		frag_cnt_inc(&precvpriv->ip_statistic);
5936 		if (need_to_chk_iudp_cnt(ip_hdr, &precvpriv->ip_statistic)) {
5937 			/* fragment-lenth in 8byte-blocks without ip-header */
5938 			iudp_frag_offset_chk_set(&precvpriv->ip_statistic,
5939 				(iudp_frag_offset_chk_get(&precvpriv->ip_statistic) + ((pkt->len - 20)/8)));
5940 			iudp_max_frag_offset_chk_set(&precvpriv->ip_statistic,
5941 				(iudp_max_frag_offset_chk_get(&precvpriv->ip_statistic) + ((1500 - 20)/8)));
5942 
5943 			/* more-frag check */
5944 			if (frag_flag & BIT(0)) {
5945 				if ((ip_seq == iudp_ip_seq_chk_get(&precvpriv->ip_statistic))
5946 					&& (iudp_defrag_done_get(&precvpriv->ip_statistic) == _FALSE) \
5947 					&& (frag_offset > iudp_frag_offset_chk_get(&precvpriv->ip_statistic))) {
5948 					iudp_defrag_done_set(&precvpriv->ip_statistic, _TRUE);
5949 					iudp_err_cnt_inc(&precvpriv->ip_statistic, "more-frag");
5950 				}
5951 			} else {
5952 				if ((ip_seq == iudp_ip_seq_chk_get(&precvpriv->ip_statistic))
5953 					&& (iudp_defrag_done_get(&precvpriv->ip_statistic) == _FALSE)) {
5954 					iudp_defrag_done_set(&precvpriv->ip_statistic, _TRUE);
5955 					if (frag_offset > iudp_max_frag_offset_chk_get(&precvpriv->ip_statistic))
5956 						iudp_err_cnt_inc(&precvpriv->ip_statistic, "more-frag");
5957 				}
5958 			}
5959 		}
5960 
5961 		tcp_udp_cnt_inc(ip_hdr, &precvpriv->ip_statistic);
5962 	}
5963 }
5964 
5965