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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / drivers / staging / rtl8192e / rtl_wx.c
blob93b1edbe6baec5c7a3f543871759accab9393dd4
1 /******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 *
4 * This program is distributed in the hope that it will be useful, but WITHOUT
5 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
6 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
7 * more details.
8 *
9 * You should have received a copy of the GNU General Public License along with
10 * this program; if not, write to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
12 *
13 * The full GNU General Public License is included in this distribution in the
14 * file called LICENSE.
15 *
16 * Contact Information:
17 * wlanfae <wlanfae@realtek.com>
18 ******************************************************************************/
19
20 #include <linux/string.h>
21 #include "rtl_core.h"
22 #include "dot11d.h"
23
24 #define RATE_COUNT 12
25 static u32 rtl8192_rates[] = {
26 1000000, 2000000, 5500000, 11000000, 6000000, 9000000, 12000000,
27 18000000, 24000000, 36000000, 48000000, 54000000
28 };
29
30 #ifndef ENETDOWN
31 #define ENETDOWN 1
32 #endif
33
34 static int r8192_wx_get_freq(struct net_device *dev,
35 struct iw_request_info *a,
36 union iwreq_data *wrqu, char *b)
37 {
38 struct r8192_priv *priv = rtllib_priv(dev);
39
40 return rtllib_wx_get_freq(priv->rtllib, a, wrqu, b);
41 }
42
43
44 static int r8192_wx_get_mode(struct net_device *dev, struct iw_request_info *a,
45 union iwreq_data *wrqu, char *b)
46 {
47 struct r8192_priv *priv = rtllib_priv(dev);
48
49 return rtllib_wx_get_mode(priv->rtllib, a, wrqu, b);
50 }
51
52 static int r8192_wx_get_rate(struct net_device *dev,
53 struct iw_request_info *info,
54 union iwreq_data *wrqu, char *extra)
55 {
56 struct r8192_priv *priv = rtllib_priv(dev);
57 return rtllib_wx_get_rate(priv->rtllib, info, wrqu, extra);
58 }
59
60
61
62 static int r8192_wx_set_rate(struct net_device *dev,
63 struct iw_request_info *info,
64 union iwreq_data *wrqu, char *extra)
65 {
66 int ret;
67 struct r8192_priv *priv = rtllib_priv(dev);
68
69 if (priv->bHwRadioOff == true)
70 return 0;
71
72 down(&priv->wx_sem);
73
74 ret = rtllib_wx_set_rate(priv->rtllib, info, wrqu, extra);
75
76 up(&priv->wx_sem);
77
78 return ret;
79 }
80
81
82 static int r8192_wx_set_rts(struct net_device *dev,
83 struct iw_request_info *info,
84 union iwreq_data *wrqu, char *extra)
85 {
86 int ret;
87 struct r8192_priv *priv = rtllib_priv(dev);
88
89 if (priv->bHwRadioOff == true)
90 return 0;
91
92 down(&priv->wx_sem);
93
94 ret = rtllib_wx_set_rts(priv->rtllib, info, wrqu, extra);
95
96 up(&priv->wx_sem);
97
98 return ret;
99 }
100
101 static int r8192_wx_get_rts(struct net_device *dev,
102 struct iw_request_info *info,
103 union iwreq_data *wrqu, char *extra)
104 {
105 struct r8192_priv *priv = rtllib_priv(dev);
106 return rtllib_wx_get_rts(priv->rtllib, info, wrqu, extra);
107 }
108
109 static int r8192_wx_set_power(struct net_device *dev,
110 struct iw_request_info *info,
111 union iwreq_data *wrqu, char *extra)
112 {
113 int ret;
114 struct r8192_priv *priv = rtllib_priv(dev);
115
116 if (priv->bHwRadioOff == true) {
117 RT_TRACE(COMP_ERR, "%s():Hw is Radio Off, we can't set "
118 "Power,return\n", __func__);
119 return 0;
120 }
121 down(&priv->wx_sem);
122
123 ret = rtllib_wx_set_power(priv->rtllib, info, wrqu, extra);
124
125 up(&priv->wx_sem);
126
127 return ret;
128 }
129
130 static int r8192_wx_get_power(struct net_device *dev,
131 struct iw_request_info *info,
132 union iwreq_data *wrqu, char *extra)
133 {
134 struct r8192_priv *priv = rtllib_priv(dev);
135 return rtllib_wx_get_power(priv->rtllib, info, wrqu, extra);
136 }
137
138 static int r8192_wx_set_rawtx(struct net_device *dev,
139 struct iw_request_info *info,
140 union iwreq_data *wrqu, char *extra)
141 {
142 struct r8192_priv *priv = rtllib_priv(dev);
143 int ret;
144
145 if (priv->bHwRadioOff == true)
146 return 0;
147
148 down(&priv->wx_sem);
149
150 ret = rtllib_wx_set_rawtx(priv->rtllib, info, wrqu, extra);
151
152 up(&priv->wx_sem);
153
154 return ret;
155
156 }
157
158 static int r8192_wx_force_reset(struct net_device *dev,
159 struct iw_request_info *info,
160 union iwreq_data *wrqu, char *extra)
161 {
162 struct r8192_priv *priv = rtllib_priv(dev);
163
164 down(&priv->wx_sem);
165
166 RT_TRACE(COMP_DBG, "%s(): force reset ! extra is %d\n",
167 __func__, *extra);
168 priv->force_reset = *extra;
169 up(&priv->wx_sem);
170 return 0;
171
172 }
173
174 static int r8192_wx_force_mic_error(struct net_device *dev,
175 struct iw_request_info *info,
176 union iwreq_data *wrqu, char *extra)
177 {
178 struct r8192_priv *priv = rtllib_priv(dev);
179 struct rtllib_device *ieee = priv->rtllib;
180
181 down(&priv->wx_sem);
182
183 RT_TRACE(COMP_DBG, "%s(): force mic error !\n", __func__);
184 ieee->force_mic_error = true;
185 up(&priv->wx_sem);
186 return 0;
187
188 }
189
190 #define MAX_ADHOC_PEER_NUM 64
191 struct adhoc_peer_entry {
192 unsigned char MacAddr[ETH_ALEN];
193 unsigned char WirelessMode;
194 unsigned char bCurTxBW40MHz;
195 };
196 struct adhoc_peers_info {
197 struct adhoc_peer_entry Entry[MAX_ADHOC_PEER_NUM];
198 unsigned char num;
199 };
200
201 static int r8192_wx_get_adhoc_peers(struct net_device *dev,
202 struct iw_request_info *info,
203 union iwreq_data *wrqu, char *extra)
204 {
205 return 0;
206 }
207
208
209 static int r8191se_wx_get_firm_version(struct net_device *dev,
210 struct iw_request_info *info,
211 struct iw_param *wrqu, char *extra)
212 {
213 return 0;
214 }
215
216 static int r8192_wx_adapter_power_status(struct net_device *dev,
217 struct iw_request_info *info,
218 union iwreq_data *wrqu, char *extra)
219 {
220 struct r8192_priv *priv = rtllib_priv(dev);
221 struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
222 (&(priv->rtllib->PowerSaveControl));
223 struct rtllib_device *ieee = priv->rtllib;
224
225 down(&priv->wx_sem);
226
227 RT_TRACE(COMP_POWER, "%s(): %s\n", __func__, (*extra == 6) ?
228 "DC power" : "AC power");
229 if (*extra || priv->force_lps) {
230 priv->ps_force = false;
231 pPSC->bLeisurePs = true;
232 } else {
233 if (priv->rtllib->state == RTLLIB_LINKED)
234 LeisurePSLeave(dev);
235
236 priv->ps_force = true;
237 pPSC->bLeisurePs = false;
238 ieee->ps = *extra;
239 }
240
241 up(&priv->wx_sem);
242
243 return 0;
244 }
245
246 static int r8192se_wx_set_radio(struct net_device *dev,
247 struct iw_request_info *info,
248 union iwreq_data *wrqu, char *extra)
249 {
250 struct r8192_priv *priv = rtllib_priv(dev);
251
252 down(&priv->wx_sem);
253
254 printk(KERN_INFO "%s(): set radio ! extra is %d\n", __func__, *extra);
255 if ((*extra != 0) && (*extra != 1)) {
256 RT_TRACE(COMP_ERR, "%s(): set radio an err value,must 0(radio "
257 "off) or 1(radio on)\n", __func__);
258 up(&priv->wx_sem);
259 return -1;
260 }
261 priv->sw_radio_on = *extra;
262 up(&priv->wx_sem);
263 return 0;
264
265 }
266
267 static int r8192se_wx_set_lps_awake_interval(struct net_device *dev,
268 struct iw_request_info *info,
269 union iwreq_data *wrqu, char *extra)
270 {
271 struct r8192_priv *priv = rtllib_priv(dev);
272 struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
273 (&(priv->rtllib->PowerSaveControl));
274
275 down(&priv->wx_sem);
276
277 printk(KERN_INFO "%s(): set lps awake interval ! extra is %d\n",
278 __func__, *extra);
279
280 pPSC->RegMaxLPSAwakeIntvl = *extra;
281 up(&priv->wx_sem);
282 return 0;
283 }
284
285 static int r8192se_wx_set_force_lps(struct net_device *dev,
286 struct iw_request_info *info,
287 union iwreq_data *wrqu, char *extra)
288 {
289 struct r8192_priv *priv = rtllib_priv(dev);
290
291 down(&priv->wx_sem);
292
293 printk(KERN_INFO "%s(): force LPS ! extra is %d (1 is open 0 is "
294 "close)\n", __func__, *extra);
295 priv->force_lps = *extra;
296 up(&priv->wx_sem);
297 return 0;
298
299 }
300
301 static int r8192_wx_set_debugflag(struct net_device *dev,
302 struct iw_request_info *info,
303 union iwreq_data *wrqu, char *extra)
304 {
305 struct r8192_priv *priv = rtllib_priv(dev);
306 u8 c = *extra;
307
308 if (priv->bHwRadioOff == true)
309 return 0;
310
311 printk(KERN_INFO "=====>%s(), *extra:%x, debugflag:%x\n", __func__,
312 *extra, rt_global_debug_component);
313 if (c > 0)
314 rt_global_debug_component |= (1<<c);
315 else
316 rt_global_debug_component &= BIT31;
317 return 0;
318 }
319
320 static int r8192_wx_set_mode(struct net_device *dev, struct iw_request_info *a,
321 union iwreq_data *wrqu, char *b)
322 {
323 struct r8192_priv *priv = rtllib_priv(dev);
324 struct rtllib_device *ieee = netdev_priv_rsl(dev);
325
326 enum rt_rf_power_state rtState;
327 int ret;
328
329 if (priv->bHwRadioOff == true)
330 return 0;
331 rtState = priv->rtllib->eRFPowerState;
332 down(&priv->wx_sem);
333 if (wrqu->mode == IW_MODE_ADHOC || wrqu->mode == IW_MODE_MONITOR ||
334 ieee->bNetPromiscuousMode) {
335 if (priv->rtllib->PowerSaveControl.bInactivePs) {
336 if (rtState == eRfOff) {
337 if (priv->rtllib->RfOffReason >
338 RF_CHANGE_BY_IPS) {
339 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",
340 __func__);
341 up(&priv->wx_sem);
342 return -1;
343 } else {
344 printk(KERN_INFO "=========>%s(): "
345 "IPSLeave\n", __func__);
346 down(&priv->rtllib->ips_sem);
347 IPSLeave(dev);
348 up(&priv->rtllib->ips_sem);
349 }
350 }
351 }
352 }
353 ret = rtllib_wx_set_mode(priv->rtllib, a, wrqu, b);
354
355 up(&priv->wx_sem);
356 return ret;
357 }
358
359 struct iw_range_with_scan_capa {
360 /* Informative stuff (to choose between different interface) */
361 __u32 throughput; /* To give an idea... */
362 /* In theory this value should be the maximum benchmarked
363 * TCP/IP throughput, because with most of these devices the
364 * bit rate is meaningless (overhead an co) to estimate how
365 * fast the connection will go and pick the fastest one.
366 * I suggest people to play with Netperf or any benchmark...
367 */
368
369 /* NWID (or domain id) */
370 __u32 min_nwid; /* Minimal NWID we are able to set */
371 __u32 max_nwid; /* Maximal NWID we are able to set */
372
373 /* Old Frequency (backward compat - moved lower ) */
374 __u16 old_num_channels;
375 __u8 old_num_frequency;
376
377 /* Scan capabilities */
378 __u8 scan_capa;
379 };
380
381 static int rtl8192_wx_get_range(struct net_device *dev,
382 struct iw_request_info *info,
383 union iwreq_data *wrqu, char *extra)
384 {
385 struct iw_range *range = (struct iw_range *)extra;
386 struct r8192_priv *priv = rtllib_priv(dev);
387 u16 val;
388 int i;
389
390 wrqu->data.length = sizeof(*range);
391 memset(range, 0, sizeof(*range));
392
393 /* ~130 Mb/s real (802.11n) */
394 range->throughput = 130 * 1000 * 1000;
395
396 if (priv->rf_set_sens != NULL) {
397 /* signal level threshold range */
398 range->sensitivity = priv->max_sens;
399 }
400
401 range->max_qual.qual = 100;
402 range->max_qual.level = 0;
403 range->max_qual.noise = 0;
404 range->max_qual.updated = 7; /* Updated all three */
405
406 range->avg_qual.qual = 70; /* > 8% missed beacons is 'bad' */
407 range->avg_qual.level = 0;
408 range->avg_qual.noise = 0;
409 range->avg_qual.updated = 7; /* Updated all three */
410
411 range->num_bitrates = min(RATE_COUNT, IW_MAX_BITRATES);
412
413 for (i = 0; i < range->num_bitrates; i++)
414 range->bitrate[i] = rtl8192_rates[i];
415
416 range->max_rts = DEFAULT_RTS_THRESHOLD;
417 range->min_frag = MIN_FRAG_THRESHOLD;
418 range->max_frag = MAX_FRAG_THRESHOLD;
419
420 range->min_pmp = 0;
421 range->max_pmp = 5000000;
422 range->min_pmt = 0;
423 range->max_pmt = 65535*1000;
424 range->pmp_flags = IW_POWER_PERIOD;
425 range->pmt_flags = IW_POWER_TIMEOUT;
426 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
427 range->we_version_compiled = WIRELESS_EXT;
428 range->we_version_source = 18;
429
430 for (i = 0, val = 0; i < 14; i++) {
431 if ((priv->rtllib->active_channel_map)[i+1]) {
432 range->freq[val].i = i + 1;
433 range->freq[val].m = rtllib_wlan_frequencies[i] *
434 100000;
435 range->freq[val].e = 1;
436 val++;
437 }
438
439 if (val == IW_MAX_FREQUENCIES)
440 break;
441 }
442 range->num_frequency = val;
443 range->num_channels = val;
444 range->enc_capa = IW_ENC_CAPA_WPA|IW_ENC_CAPA_WPA2|
445 IW_ENC_CAPA_CIPHER_TKIP|IW_ENC_CAPA_CIPHER_CCMP;
446 range->scan_capa = IW_SCAN_CAPA_ESSID | IW_SCAN_CAPA_TYPE;
447
448 /* Event capability (kernel + driver) */
449
450 return 0;
451 }
452
453 static int r8192_wx_set_scan(struct net_device *dev, struct iw_request_info *a,
454 union iwreq_data *wrqu, char *b)
455 {
456 struct r8192_priv *priv = rtllib_priv(dev);
457 struct rtllib_device *ieee = priv->rtllib;
458 enum rt_rf_power_state rtState;
459 int ret;
460
461 if (!(ieee->softmac_features & IEEE_SOFTMAC_SCAN)) {
462 if ((ieee->state >= RTLLIB_ASSOCIATING) &&
463 (ieee->state <= RTLLIB_ASSOCIATING_AUTHENTICATED))
464 return 0;
465 if ((priv->rtllib->state == RTLLIB_LINKED) &&
466 (priv->rtllib->CntAfterLink < 2))
467 return 0;
468 }
469
470 if (priv->bHwRadioOff == true) {
471 printk(KERN_INFO "================>%s(): hwradio off\n",
472 __func__);
473 return 0;
474 }
475 rtState = priv->rtllib->eRFPowerState;
476 if (!priv->up)
477 return -ENETDOWN;
478 if (priv->rtllib->LinkDetectInfo.bBusyTraffic == true)
479 return -EAGAIN;
480
481 if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
482 struct iw_scan_req *req = (struct iw_scan_req *)b;
483 if (req->essid_len) {
484 ieee->current_network.ssid_len = req->essid_len;
485 memcpy(ieee->current_network.ssid, req->essid,
486 req->essid_len);
487 }
488 }
489
490 down(&priv->wx_sem);
491
492 priv->rtllib->FirstIe_InScan = true;
493
494 if (priv->rtllib->state != RTLLIB_LINKED) {
495 if (priv->rtllib->PowerSaveControl.bInactivePs) {
496 if (rtState == eRfOff) {
497 if (priv->rtllib->RfOffReason >
498 RF_CHANGE_BY_IPS) {
499 RT_TRACE(COMP_ERR, "%s(): RF is "
500 "OFF.\n", __func__);
501 up(&priv->wx_sem);
502 return -1;
503 } else {
504 RT_TRACE(COMP_PS, "=========>%s(): "
505 "IPSLeave\n", __func__);
506 down(&priv->rtllib->ips_sem);
507 IPSLeave(dev);
508 up(&priv->rtllib->ips_sem);
509 }
510 }
511 }
512 rtllib_stop_scan(priv->rtllib);
513 if (priv->rtllib->LedControlHandler)
514 priv->rtllib->LedControlHandler(dev,
515 LED_CTL_SITE_SURVEY);
516
517 if (priv->rtllib->eRFPowerState != eRfOff) {
518 priv->rtllib->actscanning = true;
519
520 if (ieee->ScanOperationBackupHandler)
521 ieee->ScanOperationBackupHandler(ieee->dev,
522 SCAN_OPT_BACKUP);
523
524 rtllib_start_scan_syncro(priv->rtllib, 0);
525
526 if (ieee->ScanOperationBackupHandler)
527 ieee->ScanOperationBackupHandler(ieee->dev,
528 SCAN_OPT_RESTORE);
529 }
530 ret = 0;
531 } else {
532 priv->rtllib->actscanning = true;
533 ret = rtllib_wx_set_scan(priv->rtllib, a, wrqu, b);
534 }
535
536 up(&priv->wx_sem);
537 return ret;
538 }
539
540
541 static int r8192_wx_get_scan(struct net_device *dev, struct iw_request_info *a,
542 union iwreq_data *wrqu, char *b)
543 {
544
545 int ret;
546 struct r8192_priv *priv = rtllib_priv(dev);
547
548 if (!priv->up)
549 return -ENETDOWN;
550
551 if (priv->bHwRadioOff == true)
552 return 0;
553
554
555 down(&priv->wx_sem);
556
557 ret = rtllib_wx_get_scan(priv->rtllib, a, wrqu, b);
558
559 up(&priv->wx_sem);
560
561 return ret;
562 }
563
564 static int r8192_wx_set_essid(struct net_device *dev,
565 struct iw_request_info *a,
566 union iwreq_data *wrqu, char *b)
567 {
568 struct r8192_priv *priv = rtllib_priv(dev);
569 int ret;
570
571 if ((rtllib_act_scanning(priv->rtllib, false)) &&
572 !(priv->rtllib->softmac_features & IEEE_SOFTMAC_SCAN)) {
573 ; /* TODO - get rid of if */
574 }
575 if (priv->bHwRadioOff == true) {
576 printk(KERN_INFO "=========>%s():hw radio off,or Rf state is "
577 "eRfOff, return\n", __func__);
578 return 0;
579 }
580 down(&priv->wx_sem);
581 ret = rtllib_wx_set_essid(priv->rtllib, a, wrqu, b);
582
583 up(&priv->wx_sem);
584
585 return ret;
586 }
587
588 static int r8192_wx_get_essid(struct net_device *dev,
589 struct iw_request_info *a,
590 union iwreq_data *wrqu, char *b)
591 {
592 int ret;
593 struct r8192_priv *priv = rtllib_priv(dev);
594
595 down(&priv->wx_sem);
596
597 ret = rtllib_wx_get_essid(priv->rtllib, a, wrqu, b);
598
599 up(&priv->wx_sem);
600
601 return ret;
602 }
603
604 static int r8192_wx_set_nick(struct net_device *dev,
605 struct iw_request_info *info,
606 union iwreq_data *wrqu, char *extra)
607 {
608 struct r8192_priv *priv = rtllib_priv(dev);
609
610 if (wrqu->data.length > IW_ESSID_MAX_SIZE)
611 return -E2BIG;
612 down(&priv->wx_sem);
613 wrqu->data.length = min((size_t) wrqu->data.length, sizeof(priv->nick));
614 memset(priv->nick, 0, sizeof(priv->nick));
615 memcpy(priv->nick, extra, wrqu->data.length);
616 up(&priv->wx_sem);
617 return 0;
618
619 }
620
621 static int r8192_wx_get_nick(struct net_device *dev,
622 struct iw_request_info *info,
623 union iwreq_data *wrqu, char *extra)
624 {
625 struct r8192_priv *priv = rtllib_priv(dev);
626
627 down(&priv->wx_sem);
628 wrqu->data.length = strlen(priv->nick);
629 memcpy(extra, priv->nick, wrqu->data.length);
630 wrqu->data.flags = 1; /* active */
631 up(&priv->wx_sem);
632 return 0;
633 }
634
635 static int r8192_wx_set_freq(struct net_device *dev, struct iw_request_info *a,
636 union iwreq_data *wrqu, char *b)
637 {
638 int ret;
639 struct r8192_priv *priv = rtllib_priv(dev);
640
641 if (priv->bHwRadioOff == true)
642 return 0;
643
644 down(&priv->wx_sem);
645
646 ret = rtllib_wx_set_freq(priv->rtllib, a, wrqu, b);
647
648 up(&priv->wx_sem);
649 return ret;
650 }
651
652 static int r8192_wx_get_name(struct net_device *dev,
653 struct iw_request_info *info,
654 union iwreq_data *wrqu, char *extra)
655 {
656 struct r8192_priv *priv = rtllib_priv(dev);
657 return rtllib_wx_get_name(priv->rtllib, info, wrqu, extra);
658 }
659
660
661 static int r8192_wx_set_frag(struct net_device *dev,
662 struct iw_request_info *info,
663 union iwreq_data *wrqu, char *extra)
664 {
665 struct r8192_priv *priv = rtllib_priv(dev);
666
667 if (priv->bHwRadioOff == true)
668 return 0;
669
670 if (wrqu->frag.disabled)
671 priv->rtllib->fts = DEFAULT_FRAG_THRESHOLD;
672 else {
673 if (wrqu->frag.value < MIN_FRAG_THRESHOLD ||
674 wrqu->frag.value > MAX_FRAG_THRESHOLD)
675 return -EINVAL;
676
677 priv->rtllib->fts = wrqu->frag.value & ~0x1;
678 }
679
680 return 0;
681 }
682
683
684 static int r8192_wx_get_frag(struct net_device *dev,
685 struct iw_request_info *info,
686 union iwreq_data *wrqu, char *extra)
687 {
688 struct r8192_priv *priv = rtllib_priv(dev);
689
690 wrqu->frag.value = priv->rtllib->fts;
691 wrqu->frag.fixed = 0; /* no auto select */
692 wrqu->frag.disabled = (wrqu->frag.value == DEFAULT_FRAG_THRESHOLD);
693
694 return 0;
695 }
696
697
698 static int r8192_wx_set_wap(struct net_device *dev,
699 struct iw_request_info *info,
700 union iwreq_data *awrq,
701 char *extra)
702 {
703 int ret;
704 struct r8192_priv *priv = rtllib_priv(dev);
705
706 if ((rtllib_act_scanning(priv->rtllib, false)) &&
707 !(priv->rtllib->softmac_features & IEEE_SOFTMAC_SCAN)) {
708 ; /* TODO - get rid of if */
709 }
710
711 if (priv->bHwRadioOff == true)
712 return 0;
713
714 down(&priv->wx_sem);
715
716 ret = rtllib_wx_set_wap(priv->rtllib, info, awrq, extra);
717
718 up(&priv->wx_sem);
719
720 return ret;
721
722 }
723
724
725 static int r8192_wx_get_wap(struct net_device *dev,
726 struct iw_request_info *info,
727 union iwreq_data *wrqu, char *extra)
728 {
729 struct r8192_priv *priv = rtllib_priv(dev);
730
731 return rtllib_wx_get_wap(priv->rtllib, info, wrqu, extra);
732 }
733
734
735 static int r8192_wx_get_enc(struct net_device *dev,
736 struct iw_request_info *info,
737 union iwreq_data *wrqu, char *key)
738 {
739 struct r8192_priv *priv = rtllib_priv(dev);
740
741 return rtllib_wx_get_encode(priv->rtllib, info, wrqu, key);
742 }
743
744 static int r8192_wx_set_enc(struct net_device *dev,
745 struct iw_request_info *info,
746 union iwreq_data *wrqu, char *key)
747 {
748 struct r8192_priv *priv = rtllib_priv(dev);
749 int ret;
750
751 struct rtllib_device *ieee = priv->rtllib;
752 u32 hwkey[4] = {0, 0, 0, 0};
753 u8 mask = 0xff;
754 u32 key_idx = 0;
755 u8 zero_addr[4][6] = {{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
756 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
757 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
758 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03} };
759 int i;
760
761 if ((rtllib_act_scanning(priv->rtllib, false)) &&
762 !(priv->rtllib->softmac_features & IEEE_SOFTMAC_SCAN))
763 ; /* TODO - get rid of if */
764 if (priv->bHwRadioOff == true)
765 return 0;
766
767 if (!priv->up)
768 return -ENETDOWN;
769
770 priv->rtllib->wx_set_enc = 1;
771 down(&priv->rtllib->ips_sem);
772 IPSLeave(dev);
773 up(&priv->rtllib->ips_sem);
774 down(&priv->wx_sem);
775
776 RT_TRACE(COMP_SEC, "Setting SW wep key");
777 ret = rtllib_wx_set_encode(priv->rtllib, info, wrqu, key);
778 up(&priv->wx_sem);
779
780
781 if (wrqu->encoding.flags & IW_ENCODE_DISABLED) {
782 ieee->pairwise_key_type = ieee->group_key_type = KEY_TYPE_NA;
783 CamResetAllEntry(dev);
784 memset(priv->rtllib->swcamtable, 0,
785 sizeof(struct sw_cam_table) * 32);
786 goto end_hw_sec;
787 }
788 if (wrqu->encoding.length != 0) {
789
790 for (i = 0; i < 4; i++) {
791 hwkey[i] |= key[4*i+0]&mask;
792 if (i == 1 && (4 * i + 1) == wrqu->encoding.length)
793 mask = 0x00;
794 if (i == 3 && (4 * i + 1) == wrqu->encoding.length)
795 mask = 0x00;
796 hwkey[i] |= (key[4 * i + 1] & mask) << 8;
797 hwkey[i] |= (key[4 * i + 2] & mask) << 16;
798 hwkey[i] |= (key[4 * i + 3] & mask) << 24;
799 }
800
801 #define CONF_WEP40 0x4
802 #define CONF_WEP104 0x14
803
804 switch (wrqu->encoding.flags & IW_ENCODE_INDEX) {
805 case 0:
806 key_idx = ieee->tx_keyidx;
807 break;
808 case 1:
809 key_idx = 0;
810 break;
811 case 2:
812 key_idx = 1;
813 break;
814 case 3:
815 key_idx = 2;
816 break;
817 case 4:
818 key_idx = 3;
819 break;
820 default:
821 break;
822 }
823 if (wrqu->encoding.length == 0x5) {
824 ieee->pairwise_key_type = KEY_TYPE_WEP40;
825 EnableHWSecurityConfig8192(dev);
826 }
827
828 else if (wrqu->encoding.length == 0xd) {
829 ieee->pairwise_key_type = KEY_TYPE_WEP104;
830 EnableHWSecurityConfig8192(dev);
831 setKey(dev, key_idx, key_idx, KEY_TYPE_WEP104,
832 zero_addr[key_idx], 0, hwkey);
833 set_swcam(dev, key_idx, key_idx, KEY_TYPE_WEP104,
834 zero_addr[key_idx], 0, hwkey, 0);
835 } else {
836 printk(KERN_INFO "wrong type in WEP, not WEP40 and WEP104\n");
837 }
838 }
839
840 end_hw_sec:
841 priv->rtllib->wx_set_enc = 0;
842 return ret;
843 }
844
845 static int r8192_wx_set_scan_type(struct net_device *dev,
846 struct iw_request_info *aa,
847 union iwreq_data *wrqu, char *p)
848 {
849 struct r8192_priv *priv = rtllib_priv(dev);
850 int *parms = (int *)p;
851 int mode = parms[0];
852
853 if (priv->bHwRadioOff == true)
854 return 0;
855
856 priv->rtllib->active_scan = mode;
857
858 return 1;
859 }
860
861
862
863 #define R8192_MAX_RETRY 255
864 static int r8192_wx_set_retry(struct net_device *dev,
865 struct iw_request_info *info,
866 union iwreq_data *wrqu, char *extra)
867 {
868 struct r8192_priv *priv = rtllib_priv(dev);
869 int err = 0;
870
871 if (priv->bHwRadioOff == true)
872 return 0;
873
874 down(&priv->wx_sem);
875
876 if (wrqu->retry.flags & IW_RETRY_LIFETIME ||
877 wrqu->retry.disabled) {
878 err = -EINVAL;
879 goto exit;
880 }
881 if (!(wrqu->retry.flags & IW_RETRY_LIMIT)) {
882 err = -EINVAL;
883 goto exit;
884 }
885
886 if (wrqu->retry.value > R8192_MAX_RETRY) {
887 err = -EINVAL;
888 goto exit;
889 }
890 if (wrqu->retry.flags & IW_RETRY_MAX) {
891 priv->retry_rts = wrqu->retry.value;
892 DMESG("Setting retry for RTS/CTS data to %d",
893 wrqu->retry.value);
894
895 } else {
896 priv->retry_data = wrqu->retry.value;
897 DMESG("Setting retry for non RTS/CTS data to %d",
898 wrqu->retry.value);
899 }
900
901
902 rtl8192_commit(dev);
903 exit:
904 up(&priv->wx_sem);
905
906 return err;
907 }
908
909 static int r8192_wx_get_retry(struct net_device *dev,
910 struct iw_request_info *info,
911 union iwreq_data *wrqu, char *extra)
912 {
913 struct r8192_priv *priv = rtllib_priv(dev);
914
915
916 wrqu->retry.disabled = 0; /* can't be disabled */
917
918 if ((wrqu->retry.flags & IW_RETRY_TYPE) ==
919 IW_RETRY_LIFETIME)
920 return -EINVAL;
921
922 if (wrqu->retry.flags & IW_RETRY_MAX) {
923 wrqu->retry.flags = IW_RETRY_LIMIT & IW_RETRY_MAX;
924 wrqu->retry.value = priv->retry_rts;
925 } else {
926 wrqu->retry.flags = IW_RETRY_LIMIT & IW_RETRY_MIN;
927 wrqu->retry.value = priv->retry_data;
928 }
929 return 0;
930 }
931
932 static int r8192_wx_get_sens(struct net_device *dev,
933 struct iw_request_info *info,
934 union iwreq_data *wrqu, char *extra)
935 {
936 struct r8192_priv *priv = rtllib_priv(dev);
937 if (priv->rf_set_sens == NULL)
938 return -1; /* we have not this support for this radio */
939 wrqu->sens.value = priv->sens;
940 return 0;
941 }
942
943
944 static int r8192_wx_set_sens(struct net_device *dev,
945 struct iw_request_info *info,
946 union iwreq_data *wrqu, char *extra)
947 {
948
949 struct r8192_priv *priv = rtllib_priv(dev);
950
951 short err = 0;
952
953 if (priv->bHwRadioOff == true)
954 return 0;
955
956 down(&priv->wx_sem);
957 if (priv->rf_set_sens == NULL) {
958 err = -1; /* we have not this support for this radio */
959 goto exit;
960 }
961 if (priv->rf_set_sens(dev, wrqu->sens.value) == 0)
962 priv->sens = wrqu->sens.value;
963 else
964 err = -EINVAL;
965
966 exit:
967 up(&priv->wx_sem);
968
969 return err;
970 }
971
972 static int r8192_wx_set_enc_ext(struct net_device *dev,
973 struct iw_request_info *info,
974 union iwreq_data *wrqu, char *extra)
975 {
976 int ret = 0;
977 struct r8192_priv *priv = rtllib_priv(dev);
978 struct rtllib_device *ieee = priv->rtllib;
979
980 if (priv->bHwRadioOff == true)
981 return 0;
982
983 down(&priv->wx_sem);
984
985 priv->rtllib->wx_set_enc = 1;
986 down(&priv->rtllib->ips_sem);
987 IPSLeave(dev);
988 up(&priv->rtllib->ips_sem);
989
990 ret = rtllib_wx_set_encode_ext(ieee, info, wrqu, extra);
991 {
992 u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
993 u8 zero[6] = {0};
994 u32 key[4] = {0};
995 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
996 struct iw_point *encoding = &wrqu->encoding;
997 u8 idx = 0, alg = 0, group = 0;
998 if ((encoding->flags & IW_ENCODE_DISABLED) ||
999 ext->alg == IW_ENCODE_ALG_NONE) {
1000 ieee->pairwise_key_type = ieee->group_key_type
1001 = KEY_TYPE_NA;
1002 CamResetAllEntry(dev);
1003 memset(priv->rtllib->swcamtable, 0,
1004 sizeof(struct sw_cam_table) * 32);
1005 goto end_hw_sec;
1006 }
1007 alg = (ext->alg == IW_ENCODE_ALG_CCMP) ? KEY_TYPE_CCMP :
1008 ext->alg;
1009 idx = encoding->flags & IW_ENCODE_INDEX;
1010 if (idx)
1011 idx--;
1012 group = ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY;
1013
1014 if ((!group) || (IW_MODE_ADHOC == ieee->iw_mode) ||
1015 (alg == KEY_TYPE_WEP40)) {
1016 if ((ext->key_len == 13) && (alg == KEY_TYPE_WEP40))
1017 alg = KEY_TYPE_WEP104;
1018 ieee->pairwise_key_type = alg;
1019 EnableHWSecurityConfig8192(dev);
1020 }
1021 memcpy((u8 *)key, ext->key, 16);
1022
1023 if ((alg & KEY_TYPE_WEP40) && (ieee->auth_mode != 2)) {
1024 if (ext->key_len == 13)
1025 ieee->pairwise_key_type = alg = KEY_TYPE_WEP104;
1026 setKey(dev, idx, idx, alg, zero, 0, key);
1027 set_swcam(dev, idx, idx, alg, zero, 0, key, 0);
1028 } else if (group) {
1029 ieee->group_key_type = alg;
1030 setKey(dev, idx, idx, alg, broadcast_addr, 0, key);
1031 set_swcam(dev, idx, idx, alg, broadcast_addr, 0,
1032 key, 0);
1033 } else {
1034 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) &&
1035 ieee->pHTInfo->bCurrentHTSupport)
1036 write_nic_byte(dev, 0x173, 1);
1037 setKey(dev, 4, idx, alg, (u8 *)ieee->ap_mac_addr,
1038 0, key);
1039 set_swcam(dev, 4, idx, alg, (u8 *)ieee->ap_mac_addr,
1040 0, key, 0);
1041 }
1042
1043
1044 }
1045
1046 end_hw_sec:
1047 priv->rtllib->wx_set_enc = 0;
1048 up(&priv->wx_sem);
1049 return ret;
1050
1051 }
1052 static int r8192_wx_set_auth(struct net_device *dev,
1053 struct iw_request_info *info,
1054 union iwreq_data *data, char *extra)
1055 {
1056 int ret = 0;
1057
1058 struct r8192_priv *priv = rtllib_priv(dev);
1059
1060 if (priv->bHwRadioOff == true)
1061 return 0;
1062
1063 down(&priv->wx_sem);
1064 ret = rtllib_wx_set_auth(priv->rtllib, info, &(data->param), extra);
1065 up(&priv->wx_sem);
1066 return ret;
1067 }
1068
1069 static int r8192_wx_set_mlme(struct net_device *dev,
1070 struct iw_request_info *info,
1071 union iwreq_data *wrqu, char *extra)
1072 {
1073
1074 int ret = 0;
1075
1076 struct r8192_priv *priv = rtllib_priv(dev);
1077
1078 if (priv->bHwRadioOff == true)
1079 return 0;
1080
1081 down(&priv->wx_sem);
1082 ret = rtllib_wx_set_mlme(priv->rtllib, info, wrqu, extra);
1083 up(&priv->wx_sem);
1084 return ret;
1085 }
1086
1087 static int r8192_wx_set_gen_ie(struct net_device *dev,
1088 struct iw_request_info *info,
1089 union iwreq_data *data, char *extra)
1090 {
1091 int ret = 0;
1092
1093 struct r8192_priv *priv = rtllib_priv(dev);
1094
1095 if (priv->bHwRadioOff == true)
1096 return 0;
1097
1098 down(&priv->wx_sem);
1099 ret = rtllib_wx_set_gen_ie(priv->rtllib, extra, data->data.length);
1100 up(&priv->wx_sem);
1101 return ret;
1102 }
1103
1104 static int r8192_wx_get_gen_ie(struct net_device *dev,
1105 struct iw_request_info *info,
1106 union iwreq_data *data, char *extra)
1107 {
1108 int ret = 0;
1109 struct r8192_priv *priv = rtllib_priv(dev);
1110 struct rtllib_device *ieee = priv->rtllib;
1111
1112 if (ieee->wpa_ie_len == 0 || ieee->wpa_ie == NULL) {
1113 data->data.length = 0;
1114 return 0;
1115 }
1116
1117 if (data->data.length < ieee->wpa_ie_len)
1118 return -E2BIG;
1119
1120 data->data.length = ieee->wpa_ie_len;
1121 memcpy(extra, ieee->wpa_ie, ieee->wpa_ie_len);
1122 return ret;
1123 }
1124
1125 #define OID_RT_INTEL_PROMISCUOUS_MODE 0xFF0101F6
1126
1127 static int r8192_wx_set_PromiscuousMode(struct net_device *dev,
1128 struct iw_request_info *info,
1129 union iwreq_data *wrqu, char *extra)
1130 {
1131 struct r8192_priv *priv = rtllib_priv(dev);
1132 struct rtllib_device *ieee = priv->rtllib;
1133
1134 u32 *info_buf = (u32 *)(wrqu->data.pointer);
1135
1136 u32 oid = info_buf[0];
1137 u32 bPromiscuousOn = info_buf[1];
1138 u32 bFilterSourceStationFrame = info_buf[2];
1139
1140 if (OID_RT_INTEL_PROMISCUOUS_MODE == oid) {
1141 ieee->IntelPromiscuousModeInfo.bPromiscuousOn =
1142 (bPromiscuousOn) ? (true) : (false);
1143 ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame =
1144 (bFilterSourceStationFrame) ? (true) : (false);
1145 (bPromiscuousOn) ?
1146 (rtllib_EnableIntelPromiscuousMode(dev, false)) :
1147 (rtllib_DisableIntelPromiscuousMode(dev, false));
1148
1149 printk(KERN_INFO "=======>%s(), on = %d, filter src sta = %d\n",
1150 __func__, bPromiscuousOn, bFilterSourceStationFrame);
1151 } else {
1152 return -1;
1153 }
1154
1155 return 0;
1156 }
1157
1158
1159 static int r8192_wx_get_PromiscuousMode(struct net_device *dev,
1160 struct iw_request_info *info,
1161 union iwreq_data *wrqu, char *extra)
1162 {
1163 struct r8192_priv *priv = rtllib_priv(dev);
1164 struct rtllib_device *ieee = priv->rtllib;
1165
1166 down(&priv->wx_sem);
1167
1168 snprintf(extra, 45, "PromiscuousMode:%d, FilterSrcSTAFrame:%d",
1169 ieee->IntelPromiscuousModeInfo.bPromiscuousOn,
1170 ieee->IntelPromiscuousModeInfo.bFilterSourceStationFrame);
1171 wrqu->data.length = strlen(extra) + 1;
1172
1173 up(&priv->wx_sem);
1174
1175 return 0;
1176 }
1177
1178
1179 #define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT]
1180 static iw_handler r8192_wx_handlers[] = {
1181 IW_IOCTL(SIOCGIWNAME) = r8192_wx_get_name,
1182 IW_IOCTL(SIOCSIWFREQ) = r8192_wx_set_freq,
1183 IW_IOCTL(SIOCGIWFREQ) = r8192_wx_get_freq,
1184 IW_IOCTL(SIOCSIWMODE) = r8192_wx_set_mode,
1185 IW_IOCTL(SIOCGIWMODE) = r8192_wx_get_mode,
1186 IW_IOCTL(SIOCSIWSENS) = r8192_wx_set_sens,
1187 IW_IOCTL(SIOCGIWSENS) = r8192_wx_get_sens,
1188 IW_IOCTL(SIOCGIWRANGE) = rtl8192_wx_get_range,
1189 IW_IOCTL(SIOCSIWAP) = r8192_wx_set_wap,
1190 IW_IOCTL(SIOCGIWAP) = r8192_wx_get_wap,
1191 IW_IOCTL(SIOCSIWSCAN) = r8192_wx_set_scan,
1192 IW_IOCTL(SIOCGIWSCAN) = r8192_wx_get_scan,
1193 IW_IOCTL(SIOCSIWESSID) = r8192_wx_set_essid,
1194 IW_IOCTL(SIOCGIWESSID) = r8192_wx_get_essid,
1195 IW_IOCTL(SIOCSIWNICKN) = r8192_wx_set_nick,
1196 IW_IOCTL(SIOCGIWNICKN) = r8192_wx_get_nick,
1197 IW_IOCTL(SIOCSIWRATE) = r8192_wx_set_rate,
1198 IW_IOCTL(SIOCGIWRATE) = r8192_wx_get_rate,
1199 IW_IOCTL(SIOCSIWRTS) = r8192_wx_set_rts,
1200 IW_IOCTL(SIOCGIWRTS) = r8192_wx_get_rts,
1201 IW_IOCTL(SIOCSIWFRAG) = r8192_wx_set_frag,
1202 IW_IOCTL(SIOCGIWFRAG) = r8192_wx_get_frag,
1203 IW_IOCTL(SIOCSIWRETRY) = r8192_wx_set_retry,
1204 IW_IOCTL(SIOCGIWRETRY) = r8192_wx_get_retry,
1205 IW_IOCTL(SIOCSIWENCODE) = r8192_wx_set_enc,
1206 IW_IOCTL(SIOCGIWENCODE) = r8192_wx_get_enc,
1207 IW_IOCTL(SIOCSIWPOWER) = r8192_wx_set_power,
1208 IW_IOCTL(SIOCGIWPOWER) = r8192_wx_get_power,
1209 IW_IOCTL(SIOCSIWGENIE) = r8192_wx_set_gen_ie,
1210 IW_IOCTL(SIOCGIWGENIE) = r8192_wx_get_gen_ie,
1211 IW_IOCTL(SIOCSIWMLME) = r8192_wx_set_mlme,
1212 IW_IOCTL(SIOCSIWAUTH) = r8192_wx_set_auth,
1213 IW_IOCTL(SIOCSIWENCODEEXT) = r8192_wx_set_enc_ext,
1214 };
1215
1216 /*
1217 * the following rule need to be follwing,
1218 * Odd : get (world access),
1219 * even : set (root access)
1220 * */
1221 static const struct iw_priv_args r8192_private_args[] = {
1222 {
1223 SIOCIWFIRSTPRIV + 0x0,
1224 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_debugflag"
1225 }, {
1226 SIOCIWFIRSTPRIV + 0x1,
1227 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "activescan"
1228 }, {
1229 SIOCIWFIRSTPRIV + 0x2,
1230 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rawtx"
1231 }, {
1232 SIOCIWFIRSTPRIV + 0x3,
1233 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "forcereset"
1234 }, {
1235 SIOCIWFIRSTPRIV + 0x4,
1236 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "force_mic_error"
1237 }, {
1238 SIOCIWFIRSTPRIV + 0x5,
1239 IW_PRIV_TYPE_NONE, IW_PRIV_TYPE_INT|IW_PRIV_SIZE_FIXED|1,
1240 "firm_ver"
1241 }, {
1242 SIOCIWFIRSTPRIV + 0x6,
1243 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED|1, IW_PRIV_TYPE_NONE,
1244 "set_power"
1245 }, {
1246 SIOCIWFIRSTPRIV + 0x9,
1247 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED|1, IW_PRIV_TYPE_NONE,
1248 "radio"
1249 }, {
1250 SIOCIWFIRSTPRIV + 0xa,
1251 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED|1, IW_PRIV_TYPE_NONE,
1252 "lps_interv"
1253 }, {
1254 SIOCIWFIRSTPRIV + 0xb,
1255 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED|1, IW_PRIV_TYPE_NONE,
1256 "lps_force"
1257 }, {
1258 SIOCIWFIRSTPRIV + 0xc,
1259 0, IW_PRIV_TYPE_CHAR|2047, "adhoc_peer_list"
1260 }, {
1261 SIOCIWFIRSTPRIV + 0x16,
1262 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 3, 0, "setpromisc"
1263 }, {
1264 SIOCIWFIRSTPRIV + 0x17,
1265 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 45, "getpromisc"
1266 }
1267
1268 };
1269
1270 static iw_handler r8192_private_handler[] = {
1271 (iw_handler)r8192_wx_set_debugflag, /*SIOCIWSECONDPRIV*/
1272 (iw_handler)r8192_wx_set_scan_type,
1273 (iw_handler)r8192_wx_set_rawtx,
1274 (iw_handler)r8192_wx_force_reset,
1275 (iw_handler)r8192_wx_force_mic_error,
1276 (iw_handler)r8191se_wx_get_firm_version,
1277 (iw_handler)r8192_wx_adapter_power_status,
1278 (iw_handler)NULL,
1279 (iw_handler)NULL,
1280 (iw_handler)r8192se_wx_set_radio,
1281 (iw_handler)r8192se_wx_set_lps_awake_interval,
1282 (iw_handler)r8192se_wx_set_force_lps,
1283 (iw_handler)r8192_wx_get_adhoc_peers,
1284 (iw_handler)NULL,
1285 (iw_handler)NULL,
1286 (iw_handler)NULL,
1287 (iw_handler)NULL,
1288 (iw_handler)NULL,
1289 (iw_handler)NULL,
1290 (iw_handler)NULL,
1291 (iw_handler)NULL,
1292 (iw_handler)NULL,
1293 (iw_handler)r8192_wx_set_PromiscuousMode,
1294 (iw_handler)r8192_wx_get_PromiscuousMode,
1295 };
1296
1297 static struct iw_statistics *r8192_get_wireless_stats(struct net_device *dev)
1298 {
1299 struct r8192_priv *priv = rtllib_priv(dev);
1300 struct rtllib_device *ieee = priv->rtllib;
1301 struct iw_statistics *wstats = &priv->wstats;
1302 int tmp_level = 0;
1303 int tmp_qual = 0;
1304 int tmp_noise = 0;
1305 if (ieee->state < RTLLIB_LINKED) {
1306 wstats->qual.qual = 10;
1307 wstats->qual.level = 0;
1308 wstats->qual.noise = -100;
1309 wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
1310 return wstats;
1311 }
1312
1313 tmp_level = (&ieee->current_network)->stats.rssi;
1314 tmp_qual = (&ieee->current_network)->stats.signal;
1315 tmp_noise = (&ieee->current_network)->stats.noise;
1316
1317 wstats->qual.level = tmp_level;
1318 wstats->qual.qual = tmp_qual;
1319 wstats->qual.noise = tmp_noise;
1320 wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
1321 return wstats;
1322 }
1323
1324 struct iw_handler_def r8192_wx_handlers_def = {
1325 .standard = r8192_wx_handlers,
1326 .num_standard = sizeof(r8192_wx_handlers) / sizeof(iw_handler),
1327 .private = r8192_private_handler,
1328 .num_private = sizeof(r8192_private_handler) / sizeof(iw_handler),
1329 .num_private_args = sizeof(r8192_private_args) /
1330 sizeof(struct iw_priv_args),
1331 .get_wireless_stats = r8192_get_wireless_stats,
1332 .private_args = (struct iw_priv_args *)r8192_private_args,
1333 };
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