1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
4  *
5  * Contact Information: wlanfae <wlanfae@realtek.com>
6  */
7 #include <linux/string.h>
8 #include "rtl_core.h"
9 #include "rtl_wx.h"
10 
11 #define RATE_COUNT 12
12 static u32 rtl8192_rates[] = {
13 	1000000, 2000000, 5500000, 11000000, 6000000, 9000000, 12000000,
14 	18000000, 24000000, 36000000, 48000000, 54000000
15 };
16 
17 #ifndef ENETDOWN
18 #define ENETDOWN 1
19 #endif
20 
_rtl92e_wx_get_freq(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)21 static int _rtl92e_wx_get_freq(struct net_device *dev,
22 			       struct iw_request_info *a,
23 			       union iwreq_data *wrqu, char *b)
24 {
25 	struct r8192_priv *priv = rtllib_priv(dev);
26 
27 	return rtllib_wx_get_freq(priv->rtllib, a, wrqu, b);
28 }
29 
_rtl92e_wx_get_mode(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)30 static int _rtl92e_wx_get_mode(struct net_device *dev,
31 			       struct iw_request_info *a,
32 			       union iwreq_data *wrqu, char *b)
33 {
34 	struct r8192_priv *priv = rtllib_priv(dev);
35 
36 	return rtllib_wx_get_mode(priv->rtllib, a, wrqu, b);
37 }
38 
_rtl92e_wx_get_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)39 static int _rtl92e_wx_get_rate(struct net_device *dev,
40 			       struct iw_request_info *info,
41 			       union iwreq_data *wrqu, char *extra)
42 {
43 	struct r8192_priv *priv = rtllib_priv(dev);
44 
45 	return rtllib_wx_get_rate(priv->rtllib, info, wrqu, extra);
46 }
47 
_rtl92e_wx_set_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)48 static int _rtl92e_wx_set_rate(struct net_device *dev,
49 			       struct iw_request_info *info,
50 			       union iwreq_data *wrqu, char *extra)
51 {
52 	int ret;
53 	struct r8192_priv *priv = rtllib_priv(dev);
54 
55 	if (priv->bHwRadioOff)
56 		return 0;
57 
58 	mutex_lock(&priv->wx_mutex);
59 
60 	ret = rtllib_wx_set_rate(priv->rtllib, info, wrqu, extra);
61 
62 	mutex_unlock(&priv->wx_mutex);
63 
64 	return ret;
65 }
66 
_rtl92e_wx_set_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)67 static int _rtl92e_wx_set_rts(struct net_device *dev,
68 			      struct iw_request_info *info,
69 			      union iwreq_data *wrqu, char *extra)
70 {
71 	int ret;
72 	struct r8192_priv *priv = rtllib_priv(dev);
73 
74 	if (priv->bHwRadioOff)
75 		return 0;
76 
77 	mutex_lock(&priv->wx_mutex);
78 
79 	ret = rtllib_wx_set_rts(priv->rtllib, info, wrqu, extra);
80 
81 	mutex_unlock(&priv->wx_mutex);
82 
83 	return ret;
84 }
85 
_rtl92e_wx_get_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)86 static int _rtl92e_wx_get_rts(struct net_device *dev,
87 			      struct iw_request_info *info,
88 			      union iwreq_data *wrqu, char *extra)
89 {
90 	struct r8192_priv *priv = rtllib_priv(dev);
91 
92 	return rtllib_wx_get_rts(priv->rtllib, info, wrqu, extra);
93 }
94 
_rtl92e_wx_set_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)95 static int _rtl92e_wx_set_power(struct net_device *dev,
96 				struct iw_request_info *info,
97 				union iwreq_data *wrqu, char *extra)
98 {
99 	int ret;
100 	struct r8192_priv *priv = rtllib_priv(dev);
101 
102 	if (priv->bHwRadioOff) {
103 		netdev_warn(dev, "%s(): Can't set Power: Radio is Off.\n",
104 			    __func__);
105 		return 0;
106 	}
107 	mutex_lock(&priv->wx_mutex);
108 
109 	ret = rtllib_wx_set_power(priv->rtllib, info, wrqu, extra);
110 
111 	mutex_unlock(&priv->wx_mutex);
112 
113 	return ret;
114 }
115 
_rtl92e_wx_get_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)116 static int _rtl92e_wx_get_power(struct net_device *dev,
117 				struct iw_request_info *info,
118 				union iwreq_data *wrqu, char *extra)
119 {
120 	struct r8192_priv *priv = rtllib_priv(dev);
121 
122 	return rtllib_wx_get_power(priv->rtllib, info, wrqu, extra);
123 }
124 
_rtl92e_wx_set_rawtx(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)125 static int _rtl92e_wx_set_rawtx(struct net_device *dev,
126 				struct iw_request_info *info,
127 				union iwreq_data *wrqu, char *extra)
128 {
129 	struct r8192_priv *priv = rtllib_priv(dev);
130 	int ret;
131 
132 	if (priv->bHwRadioOff)
133 		return 0;
134 
135 	mutex_lock(&priv->wx_mutex);
136 
137 	ret = rtllib_wx_set_rawtx(priv->rtllib, info, wrqu, extra);
138 
139 	mutex_unlock(&priv->wx_mutex);
140 
141 	return ret;
142 }
143 
_rtl92e_wx_force_reset(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)144 static int _rtl92e_wx_force_reset(struct net_device *dev,
145 				  struct iw_request_info *info,
146 				  union iwreq_data *wrqu, char *extra)
147 {
148 	struct r8192_priv *priv = rtllib_priv(dev);
149 
150 	mutex_lock(&priv->wx_mutex);
151 
152 	RT_TRACE(COMP_DBG, "%s(): force reset ! extra is %d\n",
153 		 __func__, *extra);
154 	priv->force_reset = *extra;
155 	mutex_unlock(&priv->wx_mutex);
156 	return 0;
157 }
158 
_rtl92e_wx_adapter_power_status(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)159 static int _rtl92e_wx_adapter_power_status(struct net_device *dev,
160 					   struct iw_request_info *info,
161 					   union iwreq_data *wrqu, char *extra)
162 {
163 	struct r8192_priv *priv = rtllib_priv(dev);
164 	struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
165 					(&priv->rtllib->PowerSaveControl);
166 	struct rtllib_device *ieee = priv->rtllib;
167 
168 	mutex_lock(&priv->wx_mutex);
169 
170 	RT_TRACE(COMP_POWER, "%s(): %s\n", __func__, (*extra == 6) ?
171 		 "DC power" : "AC power");
172 	if (*extra || priv->force_lps) {
173 		priv->ps_force = false;
174 		pPSC->bLeisurePs = true;
175 	} else {
176 		if (priv->rtllib->state == RTLLIB_LINKED)
177 			rtl92e_leisure_ps_leave(dev);
178 
179 		priv->ps_force = true;
180 		pPSC->bLeisurePs = false;
181 		ieee->ps = *extra;
182 	}
183 
184 	mutex_unlock(&priv->wx_mutex);
185 
186 	return 0;
187 }
188 
_rtl92e_wx_set_lps_awake_interval(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)189 static int _rtl92e_wx_set_lps_awake_interval(struct net_device *dev,
190 					     struct iw_request_info *info,
191 					     union iwreq_data *wrqu,
192 					     char *extra)
193 {
194 	struct r8192_priv *priv = rtllib_priv(dev);
195 	struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
196 					(&priv->rtllib->PowerSaveControl);
197 
198 	mutex_lock(&priv->wx_mutex);
199 
200 	netdev_info(dev, "%s(): set lps awake interval ! extra is %d\n",
201 		    __func__, *extra);
202 
203 	pPSC->RegMaxLPSAwakeIntvl = *extra;
204 	mutex_unlock(&priv->wx_mutex);
205 	return 0;
206 }
207 
_rtl92e_wx_set_force_lps(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)208 static int _rtl92e_wx_set_force_lps(struct net_device *dev,
209 				    struct iw_request_info *info,
210 				    union iwreq_data *wrqu, char *extra)
211 {
212 	struct r8192_priv *priv = rtllib_priv(dev);
213 
214 	mutex_lock(&priv->wx_mutex);
215 
216 	netdev_info(dev,
217 		    "%s(): force LPS ! extra is %d (1 is open 0 is close)\n",
218 		    __func__, *extra);
219 	priv->force_lps = *extra;
220 	mutex_unlock(&priv->wx_mutex);
221 	return 0;
222 }
223 
_rtl92e_wx_set_debug(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)224 static int _rtl92e_wx_set_debug(struct net_device *dev,
225 				struct iw_request_info *info,
226 				union iwreq_data *wrqu, char *extra)
227 {
228 	struct r8192_priv *priv = rtllib_priv(dev);
229 	u8 c = *extra;
230 
231 	if (priv->bHwRadioOff)
232 		return 0;
233 
234 	netdev_info(dev, "=====>%s(), *extra:%x, debugflag:%x\n", __func__,
235 		    *extra, rt_global_debug_component);
236 	if (c > 0)
237 		rt_global_debug_component |= (1 << c);
238 	else
239 		rt_global_debug_component &= BIT31;
240 	return 0;
241 }
242 
_rtl92e_wx_set_mode(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)243 static int _rtl92e_wx_set_mode(struct net_device *dev,
244 			       struct iw_request_info *a,
245 			       union iwreq_data *wrqu, char *b)
246 {
247 	struct r8192_priv *priv = rtllib_priv(dev);
248 	struct rtllib_device *ieee = netdev_priv_rsl(dev);
249 
250 	enum rt_rf_power_state rtState;
251 	int ret;
252 
253 	if (priv->bHwRadioOff)
254 		return 0;
255 	rtState = priv->rtllib->eRFPowerState;
256 	mutex_lock(&priv->wx_mutex);
257 	if (wrqu->mode == IW_MODE_ADHOC || wrqu->mode == IW_MODE_MONITOR ||
258 	    ieee->bNetPromiscuousMode) {
259 		if (priv->rtllib->PowerSaveControl.bInactivePs) {
260 			if (rtState == eRfOff) {
261 				if (priv->rtllib->RfOffReason >
262 				    RF_CHANGE_BY_IPS) {
263 					netdev_warn(dev, "%s(): RF is OFF.\n",
264 						    __func__);
265 					mutex_unlock(&priv->wx_mutex);
266 					return -1;
267 				}
268 				netdev_info(dev,
269 					    "=========>%s(): rtl92e_ips_leave\n",
270 					    __func__);
271 				mutex_lock(&priv->rtllib->ips_mutex);
272 				rtl92e_ips_leave(dev);
273 				mutex_unlock(&priv->rtllib->ips_mutex);
274 			}
275 		}
276 	}
277 	ret = rtllib_wx_set_mode(priv->rtllib, a, wrqu, b);
278 
279 	mutex_unlock(&priv->wx_mutex);
280 	return ret;
281 }
282 
283 struct  iw_range_with_scan_capa {
284 	/* Informative stuff (to choose between different interface) */
285 	__u32	   throughput;     /* To give an idea... */
286 	/* In theory this value should be the maximum benchmarked
287 	 * TCP/IP throughput, because with most of these devices the
288 	 * bit rate is meaningless (overhead an co) to estimate how
289 	 * fast the connection will go and pick the fastest one.
290 	 * I suggest people to play with Netperf or any benchmark...
291 	 */
292 
293 	/* NWID (or domain id) */
294 	__u32	   min_nwid;	/* Minimal NWID we are able to set */
295 	__u32	   max_nwid;	/* Maximal NWID we are able to set */
296 
297 	/* Old Frequency (backward compat - moved lower ) */
298 	__u16	   old_num_channels;
299 	__u8	    old_num_frequency;
300 
301 	/* Scan capabilities */
302 	__u8	    scan_capa;
303 };
304 
_rtl92e_wx_get_range(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)305 static int _rtl92e_wx_get_range(struct net_device *dev,
306 				struct iw_request_info *info,
307 				union iwreq_data *wrqu, char *extra)
308 {
309 	struct iw_range *range = (struct iw_range *)extra;
310 	struct r8192_priv *priv = rtllib_priv(dev);
311 	u16 val;
312 	int i;
313 
314 	wrqu->data.length = sizeof(*range);
315 	memset(range, 0, sizeof(*range));
316 
317 	/* ~130 Mb/s real (802.11n) */
318 	range->throughput = 130 * 1000 * 1000;
319 
320 	if (priv->rf_set_sens != NULL)
321 		/* signal level threshold range */
322 		range->sensitivity = priv->max_sens;
323 
324 	range->max_qual.qual = 100;
325 	range->max_qual.level = 0;
326 	range->max_qual.noise = 0;
327 	range->max_qual.updated = 7; /* Updated all three */
328 
329 	range->avg_qual.qual = 70; /* > 8% missed beacons is 'bad' */
330 	range->avg_qual.level = 0;
331 	range->avg_qual.noise = 0;
332 	range->avg_qual.updated = 7; /* Updated all three */
333 
334 	range->num_bitrates = min(RATE_COUNT, IW_MAX_BITRATES);
335 
336 	for (i = 0; i < range->num_bitrates; i++)
337 		range->bitrate[i] = rtl8192_rates[i];
338 
339 	range->max_rts = DEFAULT_RTS_THRESHOLD;
340 	range->min_frag = MIN_FRAG_THRESHOLD;
341 	range->max_frag = MAX_FRAG_THRESHOLD;
342 
343 	range->min_pmp = 0;
344 	range->max_pmp = 5000000;
345 	range->min_pmt = 0;
346 	range->max_pmt = 65535 * 1000;
347 	range->pmp_flags = IW_POWER_PERIOD;
348 	range->pmt_flags = IW_POWER_TIMEOUT;
349 	range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
350 	range->we_version_compiled = WIRELESS_EXT;
351 	range->we_version_source = 18;
352 
353 	for (i = 0, val = 0; i < 14; i++) {
354 		if ((priv->rtllib->active_channel_map)[i + 1]) {
355 			range->freq[val].i = i + 1;
356 			range->freq[val].m = rtllib_wlan_frequencies[i] *
357 					     100000;
358 			range->freq[val].e = 1;
359 			val++;
360 		}
361 
362 		if (val == IW_MAX_FREQUENCIES)
363 			break;
364 	}
365 	range->num_frequency = val;
366 	range->num_channels = val;
367 	range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
368 			  IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
369 	range->scan_capa = IW_SCAN_CAPA_ESSID | IW_SCAN_CAPA_TYPE;
370 
371 	/* Event capability (kernel + driver) */
372 
373 	return 0;
374 }
375 
_rtl92e_wx_set_scan(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)376 static int _rtl92e_wx_set_scan(struct net_device *dev,
377 			       struct iw_request_info *a,
378 			       union iwreq_data *wrqu, char *b)
379 {
380 	struct r8192_priv *priv = rtllib_priv(dev);
381 	struct rtllib_device *ieee = priv->rtllib;
382 	enum rt_rf_power_state rtState;
383 	int ret;
384 
385 	if (!(ieee->softmac_features & IEEE_SOFTMAC_SCAN)) {
386 		if ((ieee->state >= RTLLIB_ASSOCIATING) &&
387 		    (ieee->state <= RTLLIB_ASSOCIATING_AUTHENTICATED))
388 			return 0;
389 		if ((priv->rtllib->state == RTLLIB_LINKED) &&
390 		    (priv->rtllib->CntAfterLink < 2))
391 			return 0;
392 	}
393 
394 	if (priv->bHwRadioOff) {
395 		netdev_info(dev, "================>%s(): hwradio off\n",
396 			    __func__);
397 		return 0;
398 	}
399 	rtState = priv->rtllib->eRFPowerState;
400 	if (!priv->up)
401 		return -ENETDOWN;
402 	if (priv->rtllib->LinkDetectInfo.bBusyTraffic == true)
403 		return -EAGAIN;
404 
405 	if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
406 		struct iw_scan_req *req = (struct iw_scan_req *)b;
407 
408 		if (req->essid_len) {
409 			int len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE);
410 
411 			ieee->current_network.ssid_len = len;
412 			memcpy(ieee->current_network.ssid, req->essid, len);
413 		}
414 	}
415 
416 	mutex_lock(&priv->wx_mutex);
417 
418 	priv->rtllib->FirstIe_InScan = true;
419 
420 	if (priv->rtllib->state != RTLLIB_LINKED) {
421 		if (priv->rtllib->PowerSaveControl.bInactivePs) {
422 			if (rtState == eRfOff) {
423 				if (priv->rtllib->RfOffReason >
424 				    RF_CHANGE_BY_IPS) {
425 					netdev_warn(dev, "%s(): RF is OFF.\n",
426 						    __func__);
427 					mutex_unlock(&priv->wx_mutex);
428 					return -1;
429 				}
430 				RT_TRACE(COMP_PS,
431 					 "=========>%s(): rtl92e_ips_leave\n",
432 					 __func__);
433 				mutex_lock(&priv->rtllib->ips_mutex);
434 				rtl92e_ips_leave(dev);
435 				mutex_unlock(&priv->rtllib->ips_mutex);
436 			}
437 		}
438 		rtllib_stop_scan(priv->rtllib);
439 		if (priv->rtllib->LedControlHandler)
440 			priv->rtllib->LedControlHandler(dev,
441 							 LED_CTL_SITE_SURVEY);
442 
443 		if (priv->rtllib->eRFPowerState != eRfOff) {
444 			priv->rtllib->actscanning = true;
445 
446 			if (ieee->ScanOperationBackupHandler)
447 				ieee->ScanOperationBackupHandler(ieee->dev,
448 							 SCAN_OPT_BACKUP);
449 
450 			rtllib_start_scan_syncro(priv->rtllib, 0);
451 
452 			if (ieee->ScanOperationBackupHandler)
453 				ieee->ScanOperationBackupHandler(ieee->dev,
454 							 SCAN_OPT_RESTORE);
455 		}
456 		ret = 0;
457 	} else {
458 		priv->rtllib->actscanning = true;
459 		ret = rtllib_wx_set_scan(priv->rtllib, a, wrqu, b);
460 	}
461 
462 	mutex_unlock(&priv->wx_mutex);
463 	return ret;
464 }
465 
_rtl92e_wx_get_scan(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)466 static int _rtl92e_wx_get_scan(struct net_device *dev,
467 			       struct iw_request_info *a,
468 			       union iwreq_data *wrqu, char *b)
469 {
470 	int ret;
471 	struct r8192_priv *priv = rtllib_priv(dev);
472 
473 	if (!priv->up)
474 		return -ENETDOWN;
475 
476 	if (priv->bHwRadioOff)
477 		return 0;
478 
479 	mutex_lock(&priv->wx_mutex);
480 
481 	ret = rtllib_wx_get_scan(priv->rtllib, a, wrqu, b);
482 
483 	mutex_unlock(&priv->wx_mutex);
484 
485 	return ret;
486 }
487 
_rtl92e_wx_set_essid(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)488 static int _rtl92e_wx_set_essid(struct net_device *dev,
489 				struct iw_request_info *a,
490 				union iwreq_data *wrqu, char *b)
491 {
492 	struct r8192_priv *priv = rtllib_priv(dev);
493 	int ret;
494 
495 	if (priv->bHwRadioOff) {
496 		netdev_info(dev,
497 			    "=========>%s():hw radio off,or Rf state is eRfOff, return\n",
498 			    __func__);
499 		return 0;
500 	}
501 	mutex_lock(&priv->wx_mutex);
502 	ret = rtllib_wx_set_essid(priv->rtllib, a, wrqu, b);
503 
504 	mutex_unlock(&priv->wx_mutex);
505 
506 	return ret;
507 }
508 
_rtl92e_wx_get_essid(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)509 static int _rtl92e_wx_get_essid(struct net_device *dev,
510 				struct iw_request_info *a,
511 				union iwreq_data *wrqu, char *b)
512 {
513 	int ret;
514 	struct r8192_priv *priv = rtllib_priv(dev);
515 
516 	mutex_lock(&priv->wx_mutex);
517 
518 	ret = rtllib_wx_get_essid(priv->rtllib, a, wrqu, b);
519 
520 	mutex_unlock(&priv->wx_mutex);
521 
522 	return ret;
523 }
524 
_rtl92e_wx_set_nick(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)525 static int _rtl92e_wx_set_nick(struct net_device *dev,
526 			       struct iw_request_info *info,
527 			       union iwreq_data *wrqu, char *extra)
528 {
529 	struct r8192_priv *priv = rtllib_priv(dev);
530 
531 	if (wrqu->data.length > IW_ESSID_MAX_SIZE)
532 		return -E2BIG;
533 	mutex_lock(&priv->wx_mutex);
534 	wrqu->data.length = min_t(size_t, wrqu->data.length,
535 				  sizeof(priv->nick));
536 	memset(priv->nick, 0, sizeof(priv->nick));
537 	memcpy(priv->nick, extra, wrqu->data.length);
538 	mutex_unlock(&priv->wx_mutex);
539 	return 0;
540 }
541 
_rtl92e_wx_get_nick(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)542 static int _rtl92e_wx_get_nick(struct net_device *dev,
543 			       struct iw_request_info *info,
544 			       union iwreq_data *wrqu, char *extra)
545 {
546 	struct r8192_priv *priv = rtllib_priv(dev);
547 
548 	mutex_lock(&priv->wx_mutex);
549 	wrqu->data.length = strlen(priv->nick);
550 	memcpy(extra, priv->nick, wrqu->data.length);
551 	wrqu->data.flags = 1;   /* active */
552 	mutex_unlock(&priv->wx_mutex);
553 	return 0;
554 }
555 
_rtl92e_wx_set_freq(struct net_device * dev,struct iw_request_info * a,union iwreq_data * wrqu,char * b)556 static int _rtl92e_wx_set_freq(struct net_device *dev,
557 			       struct iw_request_info *a,
558 			       union iwreq_data *wrqu, char *b)
559 {
560 	int ret;
561 	struct r8192_priv *priv = rtllib_priv(dev);
562 
563 	if (priv->bHwRadioOff)
564 		return 0;
565 
566 	mutex_lock(&priv->wx_mutex);
567 
568 	ret = rtllib_wx_set_freq(priv->rtllib, a, wrqu, b);
569 
570 	mutex_unlock(&priv->wx_mutex);
571 	return ret;
572 }
573 
_rtl92e_wx_get_name(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)574 static int _rtl92e_wx_get_name(struct net_device *dev,
575 			       struct iw_request_info *info,
576 			       union iwreq_data *wrqu, char *extra)
577 {
578 	struct r8192_priv *priv = rtllib_priv(dev);
579 
580 	return rtllib_wx_get_name(priv->rtllib, info, wrqu, extra);
581 }
582 
_rtl92e_wx_set_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)583 static int _rtl92e_wx_set_frag(struct net_device *dev,
584 			       struct iw_request_info *info,
585 			       union iwreq_data *wrqu, char *extra)
586 {
587 	struct r8192_priv *priv = rtllib_priv(dev);
588 
589 	if (priv->bHwRadioOff)
590 		return 0;
591 
592 	if (wrqu->frag.disabled)
593 		priv->rtllib->fts = DEFAULT_FRAG_THRESHOLD;
594 	else {
595 		if (wrqu->frag.value < MIN_FRAG_THRESHOLD ||
596 		    wrqu->frag.value > MAX_FRAG_THRESHOLD)
597 			return -EINVAL;
598 
599 		priv->rtllib->fts = wrqu->frag.value & ~0x1;
600 	}
601 
602 	return 0;
603 }
604 
_rtl92e_wx_get_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)605 static int _rtl92e_wx_get_frag(struct net_device *dev,
606 			       struct iw_request_info *info,
607 			       union iwreq_data *wrqu, char *extra)
608 {
609 	struct r8192_priv *priv = rtllib_priv(dev);
610 
611 	wrqu->frag.value = priv->rtllib->fts;
612 	wrqu->frag.fixed = 0;	/* no auto select */
613 	wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FRAG_THRESHOLD);
614 
615 	return 0;
616 }
617 
_rtl92e_wx_set_wap(struct net_device * dev,struct iw_request_info * info,union iwreq_data * awrq,char * extra)618 static int _rtl92e_wx_set_wap(struct net_device *dev,
619 			      struct iw_request_info *info,
620 			      union iwreq_data *awrq, char *extra)
621 {
622 	int ret;
623 	struct r8192_priv *priv = rtllib_priv(dev);
624 
625 	if (priv->bHwRadioOff)
626 		return 0;
627 
628 	mutex_lock(&priv->wx_mutex);
629 
630 	ret = rtllib_wx_set_wap(priv->rtllib, info, awrq, extra);
631 
632 	mutex_unlock(&priv->wx_mutex);
633 
634 	return ret;
635 }
636 
_rtl92e_wx_get_wap(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)637 static int _rtl92e_wx_get_wap(struct net_device *dev,
638 			      struct iw_request_info *info,
639 			      union iwreq_data *wrqu, char *extra)
640 {
641 	struct r8192_priv *priv = rtllib_priv(dev);
642 
643 	return rtllib_wx_get_wap(priv->rtllib, info, wrqu, extra);
644 }
645 
_rtl92e_wx_get_enc(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * key)646 static int _rtl92e_wx_get_enc(struct net_device *dev,
647 			      struct iw_request_info *info,
648 			      union iwreq_data *wrqu, char *key)
649 {
650 	struct r8192_priv *priv = rtllib_priv(dev);
651 
652 	return rtllib_wx_get_encode(priv->rtllib, info, wrqu, key);
653 }
654 
_rtl92e_wx_set_enc(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * key)655 static int _rtl92e_wx_set_enc(struct net_device *dev,
656 			      struct iw_request_info *info,
657 			      union iwreq_data *wrqu, char *key)
658 {
659 	struct r8192_priv *priv = rtllib_priv(dev);
660 	int ret;
661 
662 	struct rtllib_device *ieee = priv->rtllib;
663 	u32 hwkey[4] = {0, 0, 0, 0};
664 	u8 mask = 0xff;
665 	u32 key_idx = 0;
666 	u8 zero_addr[4][6] = {{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
667 			     {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
668 			     {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
669 			     {0x00, 0x00, 0x00, 0x00, 0x00, 0x03} };
670 	int i;
671 
672 	if (priv->bHwRadioOff)
673 		return 0;
674 
675 	if (!priv->up)
676 		return -ENETDOWN;
677 
678 	priv->rtllib->wx_set_enc = 1;
679 	mutex_lock(&priv->rtllib->ips_mutex);
680 	rtl92e_ips_leave(dev);
681 	mutex_unlock(&priv->rtllib->ips_mutex);
682 	mutex_lock(&priv->wx_mutex);
683 
684 	RT_TRACE(COMP_SEC, "Setting SW wep key");
685 	ret = rtllib_wx_set_encode(priv->rtllib, info, wrqu, key);
686 	mutex_unlock(&priv->wx_mutex);
687 
688 	if (wrqu->encoding.flags & IW_ENCODE_DISABLED) {
689 		ieee->pairwise_key_type = ieee->group_key_type = KEY_TYPE_NA;
690 		rtl92e_cam_reset(dev);
691 		memset(priv->rtllib->swcamtable, 0,
692 		       sizeof(struct sw_cam_table) * 32);
693 		goto end_hw_sec;
694 	}
695 	if (wrqu->encoding.length != 0) {
696 		for (i = 0; i < 4; i++) {
697 			hwkey[i] |=  key[4 * i + 0] & mask;
698 			if (i == 1 && (4 * i + 1) == wrqu->encoding.length)
699 				mask = 0x00;
700 			if (i == 3 && (4 * i + 1) == wrqu->encoding.length)
701 				mask = 0x00;
702 			hwkey[i] |= (key[4 * i + 1] & mask) << 8;
703 			hwkey[i] |= (key[4 * i + 2] & mask) << 16;
704 			hwkey[i] |= (key[4 * i + 3] & mask) << 24;
705 		}
706 
707 		switch (wrqu->encoding.flags & IW_ENCODE_INDEX) {
708 		case 0:
709 			key_idx = ieee->crypt_info.tx_keyidx;
710 			break;
711 		case 1:
712 			key_idx = 0;
713 			break;
714 		case 2:
715 			key_idx = 1;
716 			break;
717 		case 3:
718 			key_idx = 2;
719 			break;
720 		case 4:
721 			key_idx	= 3;
722 			break;
723 		default:
724 			break;
725 		}
726 		if (wrqu->encoding.length == 0x5) {
727 			ieee->pairwise_key_type = KEY_TYPE_WEP40;
728 			rtl92e_enable_hw_security_config(dev);
729 		}
730 
731 		else if (wrqu->encoding.length == 0xd) {
732 			ieee->pairwise_key_type = KEY_TYPE_WEP104;
733 			rtl92e_enable_hw_security_config(dev);
734 			rtl92e_set_key(dev, key_idx, key_idx, KEY_TYPE_WEP104,
735 				       zero_addr[key_idx], 0, hwkey);
736 			rtl92e_set_swcam(dev, key_idx, key_idx, KEY_TYPE_WEP104,
737 					 zero_addr[key_idx], 0, hwkey, 0);
738 		} else {
739 			netdev_info(dev,
740 				    "wrong type in WEP, not WEP40 and WEP104\n");
741 		}
742 	}
743 
744 end_hw_sec:
745 	priv->rtllib->wx_set_enc = 0;
746 	return ret;
747 }
748 
_rtl92e_wx_set_scan_type(struct net_device * dev,struct iw_request_info * aa,union iwreq_data * wrqu,char * p)749 static int _rtl92e_wx_set_scan_type(struct net_device *dev,
750 				    struct iw_request_info *aa,
751 				    union iwreq_data *wrqu, char *p)
752 {
753 	struct r8192_priv *priv = rtllib_priv(dev);
754 	int *parms = (int *)p;
755 	int mode = parms[0];
756 
757 	if (priv->bHwRadioOff)
758 		return 0;
759 
760 	priv->rtllib->active_scan = mode;
761 
762 	return 1;
763 }
764 
765 #define R8192_MAX_RETRY 255
_rtl92e_wx_set_retry(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)766 static int _rtl92e_wx_set_retry(struct net_device *dev,
767 				struct iw_request_info *info,
768 				union iwreq_data *wrqu, char *extra)
769 {
770 	struct r8192_priv *priv = rtllib_priv(dev);
771 	int err = 0;
772 
773 	if (priv->bHwRadioOff)
774 		return 0;
775 
776 	mutex_lock(&priv->wx_mutex);
777 
778 	if (wrqu->retry.flags & IW_RETRY_LIFETIME ||
779 	    wrqu->retry.disabled) {
780 		err = -EINVAL;
781 		goto exit;
782 	}
783 	if (!(wrqu->retry.flags & IW_RETRY_LIMIT)) {
784 		err = -EINVAL;
785 		goto exit;
786 	}
787 
788 	if (wrqu->retry.value > R8192_MAX_RETRY) {
789 		err = -EINVAL;
790 		goto exit;
791 	}
792 	if (wrqu->retry.flags & IW_RETRY_MAX)
793 		priv->retry_rts = wrqu->retry.value;
794 	else
795 		priv->retry_data = wrqu->retry.value;
796 
797 	rtl92e_commit(dev);
798 exit:
799 	mutex_unlock(&priv->wx_mutex);
800 
801 	return err;
802 }
803 
_rtl92e_wx_get_retry(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)804 static int _rtl92e_wx_get_retry(struct net_device *dev,
805 				struct iw_request_info *info,
806 				union iwreq_data *wrqu, char *extra)
807 {
808 	struct r8192_priv *priv = rtllib_priv(dev);
809 
810 	wrqu->retry.disabled = 0; /* can't be disabled */
811 
812 	if ((wrqu->retry.flags & IW_RETRY_TYPE) ==
813 	    IW_RETRY_LIFETIME)
814 		return -EINVAL;
815 
816 	if (wrqu->retry.flags & IW_RETRY_MAX) {
817 		wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
818 		wrqu->retry.value = priv->retry_rts;
819 	} else {
820 		wrqu->retry.flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
821 		wrqu->retry.value = priv->retry_data;
822 	}
823 	return 0;
824 }
825 
_rtl92e_wx_get_sens(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)826 static int _rtl92e_wx_get_sens(struct net_device *dev,
827 			       struct iw_request_info *info,
828 			       union iwreq_data *wrqu, char *extra)
829 {
830 	struct r8192_priv *priv = rtllib_priv(dev);
831 
832 	if (priv->rf_set_sens == NULL)
833 		return -1; /* we have not this support for this radio */
834 	wrqu->sens.value = priv->sens;
835 	return 0;
836 }
837 
_rtl92e_wx_set_sens(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)838 static int _rtl92e_wx_set_sens(struct net_device *dev,
839 			       struct iw_request_info *info,
840 			       union iwreq_data *wrqu, char *extra)
841 {
842 	struct r8192_priv *priv = rtllib_priv(dev);
843 
844 	short err = 0;
845 
846 	if (priv->bHwRadioOff)
847 		return 0;
848 
849 	mutex_lock(&priv->wx_mutex);
850 	if (priv->rf_set_sens == NULL) {
851 		err = -1; /* we have not this support for this radio */
852 		goto exit;
853 	}
854 	if (priv->rf_set_sens(dev, wrqu->sens.value) == 0)
855 		priv->sens = wrqu->sens.value;
856 	else
857 		err = -EINVAL;
858 
859 exit:
860 	mutex_unlock(&priv->wx_mutex);
861 
862 	return err;
863 }
864 
_rtl92e_wx_set_encode_ext(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)865 static int _rtl92e_wx_set_encode_ext(struct net_device *dev,
866 				     struct iw_request_info *info,
867 				     union iwreq_data *wrqu, char *extra)
868 {
869 	int ret = 0;
870 	struct r8192_priv *priv = rtllib_priv(dev);
871 	struct rtllib_device *ieee = priv->rtllib;
872 
873 	if (priv->bHwRadioOff)
874 		return 0;
875 
876 	mutex_lock(&priv->wx_mutex);
877 
878 	priv->rtllib->wx_set_enc = 1;
879 	mutex_lock(&priv->rtllib->ips_mutex);
880 	rtl92e_ips_leave(dev);
881 	mutex_unlock(&priv->rtllib->ips_mutex);
882 
883 	ret = rtllib_wx_set_encode_ext(ieee, info, wrqu, extra);
884 	{
885 		const u8 broadcast_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
886 		const u8 zero[ETH_ALEN] = {0};
887 		u32 key[4] = {0};
888 		struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
889 		struct iw_point *encoding = &wrqu->encoding;
890 		u8 idx = 0, alg = 0, group = 0;
891 
892 		if ((encoding->flags & IW_ENCODE_DISABLED) ||
893 		     ext->alg == IW_ENCODE_ALG_NONE) {
894 			ieee->pairwise_key_type = ieee->group_key_type
895 						= KEY_TYPE_NA;
896 			rtl92e_cam_reset(dev);
897 			memset(priv->rtllib->swcamtable, 0,
898 			       sizeof(struct sw_cam_table) * 32);
899 			goto end_hw_sec;
900 		}
901 		alg = (ext->alg == IW_ENCODE_ALG_CCMP) ? KEY_TYPE_CCMP :
902 		      ext->alg;
903 		idx = encoding->flags & IW_ENCODE_INDEX;
904 		if (idx)
905 			idx--;
906 		group = ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY;
907 
908 		if ((!group) || (ieee->iw_mode == IW_MODE_ADHOC) ||
909 		    (alg ==  KEY_TYPE_WEP40)) {
910 			if ((ext->key_len == 13) && (alg == KEY_TYPE_WEP40))
911 				alg = KEY_TYPE_WEP104;
912 			ieee->pairwise_key_type = alg;
913 			rtl92e_enable_hw_security_config(dev);
914 		}
915 		memcpy((u8 *)key, ext->key, 16);
916 
917 		if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) {
918 			if (ext->key_len == 13)
919 				ieee->pairwise_key_type = alg = KEY_TYPE_WEP104;
920 			rtl92e_set_key(dev, idx, idx, alg, zero, 0, key);
921 			rtl92e_set_swcam(dev, idx, idx, alg, zero, 0, key, 0);
922 		} else if (group) {
923 			ieee->group_key_type = alg;
924 			rtl92e_set_key(dev, idx, idx, alg, broadcast_addr, 0,
925 				       key);
926 			rtl92e_set_swcam(dev, idx, idx, alg, broadcast_addr, 0,
927 					 key, 0);
928 		} else {
929 			if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) &&
930 			     ieee->pHTInfo->bCurrentHTSupport)
931 				rtl92e_writeb(dev, 0x173, 1);
932 			rtl92e_set_key(dev, 4, idx, alg,
933 				       (u8 *)ieee->ap_mac_addr, 0, key);
934 			rtl92e_set_swcam(dev, 4, idx, alg,
935 					 (u8 *)ieee->ap_mac_addr, 0, key, 0);
936 		}
937 	}
938 
939 end_hw_sec:
940 	priv->rtllib->wx_set_enc = 0;
941 	mutex_unlock(&priv->wx_mutex);
942 	return ret;
943 }
944 
_rtl92e_wx_set_auth(struct net_device * dev,struct iw_request_info * info,union iwreq_data * data,char * extra)945 static int _rtl92e_wx_set_auth(struct net_device *dev,
946 			       struct iw_request_info *info,
947 			       union iwreq_data *data, char *extra)
948 {
949 	int ret = 0;
950 
951 	struct r8192_priv *priv = rtllib_priv(dev);
952 
953 	if (priv->bHwRadioOff)
954 		return 0;
955 
956 	mutex_lock(&priv->wx_mutex);
957 	ret = rtllib_wx_set_auth(priv->rtllib, info, &data->param, extra);
958 	mutex_unlock(&priv->wx_mutex);
959 	return ret;
960 }
961 
_rtl92e_wx_set_mlme(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)962 static int _rtl92e_wx_set_mlme(struct net_device *dev,
963 			       struct iw_request_info *info,
964 			       union iwreq_data *wrqu, char *extra)
965 {
966 	int ret = 0;
967 
968 	struct r8192_priv *priv = rtllib_priv(dev);
969 
970 	if (priv->bHwRadioOff)
971 		return 0;
972 
973 	mutex_lock(&priv->wx_mutex);
974 	ret = rtllib_wx_set_mlme(priv->rtllib, info, wrqu, extra);
975 	mutex_unlock(&priv->wx_mutex);
976 	return ret;
977 }
978 
_rtl92e_wx_set_gen_ie(struct net_device * dev,struct iw_request_info * info,union iwreq_data * data,char * extra)979 static int _rtl92e_wx_set_gen_ie(struct net_device *dev,
980 				 struct iw_request_info *info,
981 				 union iwreq_data *data, char *extra)
982 {
983 	int ret = 0;
984 
985 	struct r8192_priv *priv = rtllib_priv(dev);
986 
987 	if (priv->bHwRadioOff)
988 		return 0;
989 
990 	mutex_lock(&priv->wx_mutex);
991 	ret = rtllib_wx_set_gen_ie(priv->rtllib, extra, data->data.length);
992 	mutex_unlock(&priv->wx_mutex);
993 	return ret;
994 }
995 
_rtl92e_wx_get_gen_ie(struct net_device * dev,struct iw_request_info * info,union iwreq_data * data,char * extra)996 static int _rtl92e_wx_get_gen_ie(struct net_device *dev,
997 				 struct iw_request_info *info,
998 				 union iwreq_data *data, char *extra)
999 {
1000 	int ret = 0;
1001 	struct r8192_priv *priv = rtllib_priv(dev);
1002 	struct rtllib_device *ieee = priv->rtllib;
1003 
1004 	if (ieee->wpa_ie_len == 0 || ieee->wpa_ie == NULL) {
1005 		data->data.length = 0;
1006 		return 0;
1007 	}
1008 
1009 	if (data->data.length < ieee->wpa_ie_len)
1010 		return -E2BIG;
1011 
1012 	data->data.length = ieee->wpa_ie_len;
1013 	memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len);
1014 	return ret;
1015 }
1016 
1017 #define OID_RT_INTEL_PROMISCUOUS_MODE	0xFF0101F6
1018 
_rtl92e_wx_set_promisc_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1019 static int _rtl92e_wx_set_promisc_mode(struct net_device *dev,
1020 				       struct iw_request_info *info,
1021 				       union iwreq_data *wrqu, char *extra)
1022 {
1023 	struct r8192_priv *priv = rtllib_priv(dev);
1024 	struct rtllib_device *ieee = priv->rtllib;
1025 
1026 	u32 info_buf[3];
1027 
1028 	u32 oid;
1029 	u32 bPromiscuousOn;
1030 	u32 bFilterSourceStationFrame;
1031 
1032 	if (copy_from_user(info_buf, wrqu->data.pointer, sizeof(info_buf)))
1033 		return -EFAULT;
1034 
1035 	oid = info_buf[0];
1036 	bPromiscuousOn = info_buf[1];
1037 	bFilterSourceStationFrame = info_buf[2];
1038 
1039 	if (oid == OID_RT_INTEL_PROMISCUOUS_MODE) {
1040 		ieee->IntelPromiscuousModeInfo.bPromiscuousOn =
1041 					(bPromiscuousOn) ? (true) : (false);
1042 		ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame =
1043 			(bFilterSourceStationFrame) ? (true) : (false);
1044 		(bPromiscuousOn) ?
1045 		(rtllib_EnableIntelPromiscuousMode(dev, false)) :
1046 		(rtllib_DisableIntelPromiscuousMode(dev, false));
1047 
1048 		netdev_info(dev,
1049 			    "=======>%s(), on = %d, filter src sta = %d\n",
1050 			    __func__, bPromiscuousOn,
1051 			    bFilterSourceStationFrame);
1052 	} else {
1053 		return -1;
1054 	}
1055 
1056 	return 0;
1057 }
1058 
_rtl92e_wx_get_promisc_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1059 static int _rtl92e_wx_get_promisc_mode(struct net_device *dev,
1060 				       struct iw_request_info *info,
1061 				       union iwreq_data *wrqu, char *extra)
1062 {
1063 	struct r8192_priv *priv = rtllib_priv(dev);
1064 	struct rtllib_device *ieee = priv->rtllib;
1065 
1066 	mutex_lock(&priv->wx_mutex);
1067 
1068 	snprintf(extra, 45, "PromiscuousMode:%d, FilterSrcSTAFrame:%d",
1069 		 ieee->IntelPromiscuousModeInfo.bPromiscuousOn,
1070 		 ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame);
1071 	wrqu->data.length = strlen(extra) + 1;
1072 
1073 	mutex_unlock(&priv->wx_mutex);
1074 
1075 	return 0;
1076 }
1077 
1078 #define IW_IOCTL(x) ((x) - SIOCSIWCOMMIT)
1079 static iw_handler r8192_wx_handlers[] = {
1080 	[IW_IOCTL(SIOCGIWNAME)] = _rtl92e_wx_get_name,
1081 	[IW_IOCTL(SIOCSIWFREQ)] = _rtl92e_wx_set_freq,
1082 	[IW_IOCTL(SIOCGIWFREQ)] = _rtl92e_wx_get_freq,
1083 	[IW_IOCTL(SIOCSIWMODE)] = _rtl92e_wx_set_mode,
1084 	[IW_IOCTL(SIOCGIWMODE)] = _rtl92e_wx_get_mode,
1085 	[IW_IOCTL(SIOCSIWSENS)] = _rtl92e_wx_set_sens,
1086 	[IW_IOCTL(SIOCGIWSENS)] = _rtl92e_wx_get_sens,
1087 	[IW_IOCTL(SIOCGIWRANGE)] = _rtl92e_wx_get_range,
1088 	[IW_IOCTL(SIOCSIWAP)] = _rtl92e_wx_set_wap,
1089 	[IW_IOCTL(SIOCGIWAP)] = _rtl92e_wx_get_wap,
1090 	[IW_IOCTL(SIOCSIWSCAN)] = _rtl92e_wx_set_scan,
1091 	[IW_IOCTL(SIOCGIWSCAN)] = _rtl92e_wx_get_scan,
1092 	[IW_IOCTL(SIOCSIWESSID)] = _rtl92e_wx_set_essid,
1093 	[IW_IOCTL(SIOCGIWESSID)] = _rtl92e_wx_get_essid,
1094 	[IW_IOCTL(SIOCSIWNICKN)] = _rtl92e_wx_set_nick,
1095 	[IW_IOCTL(SIOCGIWNICKN)] = _rtl92e_wx_get_nick,
1096 	[IW_IOCTL(SIOCSIWRATE)] = _rtl92e_wx_set_rate,
1097 	[IW_IOCTL(SIOCGIWRATE)] = _rtl92e_wx_get_rate,
1098 	[IW_IOCTL(SIOCSIWRTS)] = _rtl92e_wx_set_rts,
1099 	[IW_IOCTL(SIOCGIWRTS)] = _rtl92e_wx_get_rts,
1100 	[IW_IOCTL(SIOCSIWFRAG)] = _rtl92e_wx_set_frag,
1101 	[IW_IOCTL(SIOCGIWFRAG)] = _rtl92e_wx_get_frag,
1102 	[IW_IOCTL(SIOCSIWRETRY)] = _rtl92e_wx_set_retry,
1103 	[IW_IOCTL(SIOCGIWRETRY)] = _rtl92e_wx_get_retry,
1104 	[IW_IOCTL(SIOCSIWENCODE)] = _rtl92e_wx_set_enc,
1105 	[IW_IOCTL(SIOCGIWENCODE)] = _rtl92e_wx_get_enc,
1106 	[IW_IOCTL(SIOCSIWPOWER)] = _rtl92e_wx_set_power,
1107 	[IW_IOCTL(SIOCGIWPOWER)] = _rtl92e_wx_get_power,
1108 	[IW_IOCTL(SIOCSIWGENIE)] = _rtl92e_wx_set_gen_ie,
1109 	[IW_IOCTL(SIOCGIWGENIE)] = _rtl92e_wx_get_gen_ie,
1110 	[IW_IOCTL(SIOCSIWMLME)] = _rtl92e_wx_set_mlme,
1111 	[IW_IOCTL(SIOCSIWAUTH)] = _rtl92e_wx_set_auth,
1112 	[IW_IOCTL(SIOCSIWENCODEEXT)] = _rtl92e_wx_set_encode_ext,
1113 };
1114 
1115 /* the following rule need to be following,
1116  * Odd : get (world access),
1117  * even : set (root access)
1118  */
1119 static const struct iw_priv_args r8192_private_args[] = {
1120 	{
1121 		SIOCIWFIRSTPRIV + 0x0,
1122 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_debugflag"
1123 	}, {
1124 		SIOCIWFIRSTPRIV + 0x1,
1125 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "activescan"
1126 	}, {
1127 		SIOCIWFIRSTPRIV + 0x2,
1128 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rawtx"
1129 	}, {
1130 		SIOCIWFIRSTPRIV + 0x3,
1131 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "forcereset"
1132 	}, {
1133 		SIOCIWFIRSTPRIV + 0x6,
1134 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, IW_PRIV_TYPE_NONE,
1135 		"set_power"
1136 	}, {
1137 		SIOCIWFIRSTPRIV + 0xa,
1138 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, IW_PRIV_TYPE_NONE,
1139 		"lps_interv"
1140 	}, {
1141 		SIOCIWFIRSTPRIV + 0xb,
1142 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, IW_PRIV_TYPE_NONE,
1143 		"lps_force"
1144 	}, {
1145 		SIOCIWFIRSTPRIV + 0x16,
1146 		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3, 0, "setpromisc"
1147 	}, {
1148 		SIOCIWFIRSTPRIV + 0x17,
1149 		0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 45, "getpromisc"
1150 	}
1151 
1152 };
1153 
1154 static iw_handler r8192_private_handler[] = {
1155 	(iw_handler)_rtl92e_wx_set_debug,   /*SIOCIWSECONDPRIV*/
1156 	(iw_handler)_rtl92e_wx_set_scan_type,
1157 	(iw_handler)_rtl92e_wx_set_rawtx,
1158 	(iw_handler)_rtl92e_wx_force_reset,
1159 	(iw_handler)NULL,
1160 	(iw_handler)NULL,
1161 	(iw_handler)_rtl92e_wx_adapter_power_status,
1162 	(iw_handler)NULL,
1163 	(iw_handler)NULL,
1164 	(iw_handler)NULL,
1165 	(iw_handler)_rtl92e_wx_set_lps_awake_interval,
1166 	(iw_handler)_rtl92e_wx_set_force_lps,
1167 	(iw_handler)NULL,
1168 	(iw_handler)NULL,
1169 	(iw_handler)NULL,
1170 	(iw_handler)NULL,
1171 	(iw_handler)NULL,
1172 	(iw_handler)NULL,
1173 	(iw_handler)NULL,
1174 	(iw_handler)NULL,
1175 	(iw_handler)NULL,
1176 	(iw_handler)NULL,
1177 	(iw_handler)_rtl92e_wx_set_promisc_mode,
1178 	(iw_handler)_rtl92e_wx_get_promisc_mode,
1179 };
1180 
_rtl92e_get_wireless_stats(struct net_device * dev)1181 static struct iw_statistics *_rtl92e_get_wireless_stats(struct net_device *dev)
1182 {
1183 	struct r8192_priv *priv = rtllib_priv(dev);
1184 	struct rtllib_device *ieee = priv->rtllib;
1185 	struct iw_statistics *wstats = &priv->wstats;
1186 	int tmp_level = 0;
1187 	int tmp_qual = 0;
1188 	int tmp_noise = 0;
1189 
1190 	if (ieee->state < RTLLIB_LINKED) {
1191 		wstats->qual.qual = 10;
1192 		wstats->qual.level = 0;
1193 		wstats->qual.noise = 0x100 - 100;	/* -100 dBm */
1194 		wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
1195 		return wstats;
1196 	}
1197 
1198 	tmp_level = (&ieee->current_network)->stats.rssi;
1199 	tmp_qual = (&ieee->current_network)->stats.signal;
1200 	tmp_noise = (&ieee->current_network)->stats.noise;
1201 
1202 	wstats->qual.level = tmp_level;
1203 	wstats->qual.qual = tmp_qual;
1204 	wstats->qual.noise = tmp_noise;
1205 	wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
1206 	return wstats;
1207 }
1208 
1209 const struct iw_handler_def r8192_wx_handlers_def = {
1210 	.standard = r8192_wx_handlers,
1211 	.num_standard = ARRAY_SIZE(r8192_wx_handlers),
1212 	.private = r8192_private_handler,
1213 	.num_private = ARRAY_SIZE(r8192_private_handler),
1214 	.num_private_args = sizeof(r8192_private_args) /
1215 			    sizeof(struct iw_priv_args),
1216 	.get_wireless_stats = _rtl92e_get_wireless_stats,
1217 	.private_args = (struct iw_priv_args *)r8192_private_args,
1218 };
1219