summaryrefslogtreecommitdiff
path: root/wilink_6_1/wpa_supplicant_lib/driver_ti.c
blob: 74a2d5910b99a6c90e3c5cc32503e272fa6dcc94 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
/* 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#include "includes.h"
#include <sys/ioctl.h>
#include <net/if_arp.h>
#ifdef ANDROID
#include <cutils/properties.h>
#endif
#include "driver_ti.h"
#include "scanmerge.h"

/*-------------------------------------------------------------------*/
#define TI2WPA_STATUS(s)	(((s) != 0) ? -1 : 0)
#define TI_CHECK_DRIVER(f,r)	\
	if( !(f) ) { \
		wpa_printf(MSG_ERROR,"TI: Driver not initialized yet"); \
		return( r ); \
	}

/*-----------------------------------------------------------------------------
Routine Name: check_and_get_build_channels
Routine Description: get number of allowed channels according to a build var.
Arguments: None
Return Value: Number of channels
-----------------------------------------------------------------------------*/
static int check_and_get_build_channels( void )
{
#ifdef ANDROID
    char prop_status[PROPERTY_VALUE_MAX];
    char *prop_name = "ro.wifi.channels";
    int i, default_channels = NUMBER_SCAN_CHANNELS_ETSI;

    if( property_get(prop_name, prop_status, NULL) ) {
        i = atoi(prop_status);
        if( i != 0 )
            default_channels = i;
    }
    return( default_channels );
#else
    return( NUMBER_SCAN_CHANNELS_FCC );
#endif
}

static int wpa_driver_tista_cipher2wext(int cipher)
{
	switch (cipher) {
	case CIPHER_NONE:
		return IW_AUTH_CIPHER_NONE;
	case CIPHER_WEP40:
		return IW_AUTH_CIPHER_WEP40;
	case CIPHER_TKIP:
		return IW_AUTH_CIPHER_TKIP;
	case CIPHER_CCMP:
		return IW_AUTH_CIPHER_CCMP;
	case CIPHER_WEP104:
		return IW_AUTH_CIPHER_WEP104;
	default:
		return 0;
	}
}

static int wpa_driver_tista_keymgmt2wext(int keymgmt)
{
	switch (keymgmt) {
	case KEY_MGMT_802_1X:
	case KEY_MGMT_802_1X_NO_WPA:
		return IW_AUTH_KEY_MGMT_802_1X;
	case KEY_MGMT_PSK:
		return IW_AUTH_KEY_MGMT_PSK;
	default:
		return 0;
	}
}

static int wpa_driver_tista_get_bssid(void *priv, u8 *bssid)
{
	struct wpa_driver_ti_data *drv = priv;
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	return wpa_driver_wext_get_bssid(drv->wext, bssid);
}

static int wpa_driver_tista_get_ssid(void *priv, u8 *ssid)
{
	struct wpa_driver_ti_data *drv = priv;
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	return wpa_driver_wext_get_ssid(drv->wext, ssid);
}

static int wpa_driver_tista_private_send( void *priv, u32 ioctl_cmd, void *bufIn, u32 sizeIn, void *bufOut, u32 sizeOut )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	ti_private_cmd_t private_cmd;
	struct iwreq iwr;
	s32 res;

	private_cmd.cmd = ioctl_cmd;
	if(bufOut == NULL)
	    private_cmd.flags = PRIVATE_CMD_SET_FLAG;
	else
	    private_cmd.flags = PRIVATE_CMD_GET_FLAG;

	private_cmd.in_buffer = bufIn;
	private_cmd.in_buffer_len = sizeIn;
	private_cmd.out_buffer = bufOut;
	private_cmd.out_buffer_len = sizeOut;

	os_memset(&iwr, 0, sizeof(iwr));
	os_strncpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);

	iwr.u.data.pointer = &private_cmd;
	iwr.u.data.length = sizeof(ti_private_cmd_t);
	iwr.u.data.flags = 0;

	res = ioctl(drv->ioctl_sock, SIOCIWFIRSTPRIV, &iwr);
	if (0 != res)
	{
		wpa_printf(MSG_ERROR, "ERROR - wpa_driver_tista_private_send - error sending Wext private IOCTL to STA driver (ioctl_cmd = %x,  res = %d, errno = %d)", ioctl_cmd, res, errno);
		drv->errors++;
		if (drv->errors > MAX_NUMBER_SEQUENTIAL_ERRORS) {
			drv->errors = 0;
			wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
		}
		return -1;
	}
	drv->errors = 0;
	wpa_printf(MSG_DEBUG, "wpa_driver_tista_private_send ioctl_cmd = %x  res = %d", ioctl_cmd, res);

	return 0;
}

static int wpa_driver_tista_driver_start( void *priv )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 uDummyBuf;
	s32 res;

	res = wpa_driver_tista_private_send(priv, DRIVER_START_PARAM, &uDummyBuf, sizeof(uDummyBuf), NULL, 0);

	if (0 != res) {
		wpa_printf(MSG_ERROR, "ERROR - Failed to start driver!");
		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
	}
	else {
		os_sleep(0, WPA_DRIVER_WEXT_WAIT_US); /* delay 400 ms */
		wpa_printf(MSG_DEBUG, "wpa_driver_tista_driver_start success");
	}
	return res;
}

static int wpa_driver_tista_driver_stop( void *priv )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 uDummyBuf;
	s32 res;

	res = wpa_driver_tista_private_send(priv, DRIVER_STOP_PARAM, &uDummyBuf, sizeof(uDummyBuf), NULL, 0);

	if (0 != res) {
		wpa_printf(MSG_ERROR, "ERROR - Failed to stop driver!");
		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
	}
	else
		wpa_printf(MSG_DEBUG, "wpa_driver_tista_driver_stop success");

	return res;
}

int wpa_driver_tista_parse_custom(void *ctx, const void *custom)
{
	IPC_EV_DATA * pData = NULL;

	pData = (IPC_EV_DATA *)custom;
	wpa_printf(MSG_DEBUG, "uEventType %d", pData->EvParams.uEventType);
	switch (pData->EvParams.uEventType) {
		case	IPC_EVENT_LINK_SPEED:
			wpa_printf(MSG_DEBUG, "IPC_EVENT_LINK_SPEED");
			if(pData->uBufferSize == sizeof(u32))
			{
				wpa_printf(MSG_DEBUG, "update link_speed");
				/* Dm: pStaDrv->link_speed = *((u32 *)pData->uBuffer) / 2; */
			}

			/* Dm: wpa_printf(MSG_INFO,"wpa_supplicant - Link Speed = %u", pStaDrv->link_speed ); */
			break;
		default:
			wpa_printf(MSG_DEBUG, "Unknown event");
			break;
	}

	return 0;
}

static void ti_init_scan_params( scan_Params_t *pScanParams, int scanType,
					int noOfChan, int scan_probe_flag )
{
	u8 i,j;
	int maxDwellTime = 110000;

	/* init application scan default params */
	pScanParams->desiredSsid.len = 0;
	/* all scan, we will use active scan */
	pScanParams->scanType = scanType;
	if ((scanType == SCAN_TYPE_NORMAL_ACTIVE) && scan_probe_flag)
		maxDwellTime = 30000;

	pScanParams->band = RADIO_BAND_2_4_GHZ;
	pScanParams->probeReqNumber = 3;
	pScanParams->probeRequestRate = RATE_MASK_UNSPECIFIED; /* Let the FW select */;
	pScanParams->Tid = 0;
	pScanParams->numOfChannels = noOfChan;
	for ( i = 0; i < noOfChan; i++ )
	{
		for ( j = 0; j < 6; j++ )
		{
			pScanParams->channelEntry[ i ].normalChannelEntry.bssId[ j ] = 0xff;
		}
		pScanParams->channelEntry[ i ].normalChannelEntry.earlyTerminationEvent = SCAN_ET_COND_DISABLE;
		pScanParams->channelEntry[ i ].normalChannelEntry.ETMaxNumOfAPframes = 0;
		pScanParams->channelEntry[ i ].normalChannelEntry.maxChannelDwellTime = maxDwellTime;
		pScanParams->channelEntry[ i ].normalChannelEntry.minChannelDwellTime = maxDwellTime;
		pScanParams->channelEntry[ i ].normalChannelEntry.txPowerDbm = DEF_TX_POWER;
		pScanParams->channelEntry[ i ].normalChannelEntry.channel = i + 1;
	}
}

/*-----------------------------------------------------------------------------
Routine Name: wpa_driver_tista_scan
Routine Description: request scan from driver
Arguments: 
   priv - pointer to private data structure
   ssid - ssid buffer
   ssid_len - length of ssid
Return Value: 0 on success, -1 on failure
-----------------------------------------------------------------------------*/
static int wpa_driver_tista_scan( void *priv, const u8 *ssid, size_t ssid_len )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);
	struct wpa_ssid *issid;
	scan_Params_t scanParams;
	int scan_type, res, scan_probe_flag = 0;

	wpa_printf(MSG_DEBUG, "%s", __func__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );

#if 1
	os_memset(&scanParams, 0, sizeof(scan_Params_t));
	/* Initialize scan parameters */
	scan_type = drv->scan_type;
	if (wpa_s->prev_scan_ssid != BROADCAST_SSID_SCAN) {
		if (wpa_s->prev_scan_ssid->scan_ssid) {
			scan_type = SCAN_TYPE_NORMAL_ACTIVE;
			scan_probe_flag = 1;
		}
	}
	ti_init_scan_params(&scanParams, scan_type, drv->scan_channels,
				scan_probe_flag);

	drv->force_merge_flag = 0; /* Set merge flag */

	if ((scan_probe_flag && ssid) &&
	    (ssid_len > 0 && ssid_len <= sizeof(scanParams.desiredSsid.str))) {
		os_memcpy(scanParams.desiredSsid.str, ssid, ssid_len);
		if (ssid_len < sizeof(scanParams.desiredSsid.str))
			scanParams.desiredSsid.str[ssid_len] = '\0';
		scanParams.desiredSsid.len = ssid_len;
		drv->force_merge_flag = 1;
	}

	drv->last_scan = scan_type; /* Remember scan type for last scan */

	res = wpa_driver_tista_private_send(priv, TIWLN_802_11_START_APP_SCAN_SET, &scanParams, sizeof(scanParams), NULL, 0);

	if (0 != res)
		wpa_printf(MSG_ERROR, "ERROR - Failed to do tista scan!");
	else
		wpa_printf(MSG_DEBUG, "wpa_driver_tista_scan success");

	return res;
#else
	return wpa_driver_wext_scan(drv->wext, ssid, ssid_len);
#endif
}

/*-----------------------------------------------------------------------------
Routine Name: wpa_driver_tista_get_mac_addr
Routine Description: return WLAN MAC address
Arguments: 
   priv - pointer to private data structure
Return Value: pointer to BSSID
-----------------------------------------------------------------------------*/
const u8 *wpa_driver_tista_get_mac_addr( void *priv )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u8 mac[ETH_ALEN];

	TI_CHECK_DRIVER( drv->driver_is_loaded, NULL );
	if(0 != wpa_driver_tista_private_send(priv, CTRL_DATA_MAC_ADDRESS, NULL, 0,
		mac, ETH_ALEN))
	{
		wpa_printf(MSG_ERROR, "ERROR - Failed to get mac address!");
		os_memset(drv->own_addr, 0, ETH_ALEN);
	}
	else
	{
		os_memcpy(drv->own_addr, mac, ETH_ALEN);
		wpa_printf(MSG_DEBUG, "Macaddr = " MACSTR, MAC2STR(drv->own_addr));
	}
	wpa_printf(MSG_DEBUG, "wpa_driver_tista_get_mac_addr success");

	return (const u8 *)&drv->own_addr;
}

static int wpa_driver_tista_get_rssi(void *priv, int *rssi_data, int *rssi_beacon)
{
	u8 bssid[ETH_ALEN];
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	TCuCommon_RoamingStatisticsTable buffer;

	*rssi_data = 0;
	*rssi_beacon = 0;
	if (wpa_driver_tista_get_bssid(priv, bssid) == 0 &&
		os_memcmp(bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) != 0) {
		if(0 != wpa_driver_tista_private_send(priv, TIWLN_802_11_RSSI, NULL, 0,
				&buffer, sizeof(TCuCommon_RoamingStatisticsTable))) {
			wpa_printf(MSG_ERROR, "ERROR - Failed to get rssi level");
			return -1;
		}
		*rssi_data = (s8)buffer.rssi;
		*rssi_beacon = (s8)buffer.rssiBeacon;
		wpa_printf(MSG_DEBUG, "wpa_driver_tista_get_rssi data %d beacon %d success",
						*rssi_data, *rssi_beacon);
	}
	else {
		wpa_printf(MSG_DEBUG, "no WiFi link.");
		return -1;
	}
	return 0;
}

static int wpa_driver_tista_config_power_management(void *priv, TPowerMgr_PowerMode *mode, u8 is_set)
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;

	if(is_set) /* set power mode */
	{
		if((mode->PowerMode) < POWER_MODE_MAX)
		{
			if(0 != wpa_driver_tista_private_send(priv, TIWLN_802_11_POWER_MODE_SET, 
				mode, sizeof(TPowerMgr_PowerMode), NULL, 0))
			{
				wpa_printf(MSG_ERROR, "ERROR - Failed to set power mode");
				return -1;
			}
		}
		else
		{
			wpa_printf(MSG_ERROR, "ERROR - Invalid Power Mode");
			return -1;
		}
	}
	else /* get power mode */
	{
		if(0 != wpa_driver_tista_private_send(priv, TIWLN_802_11_POWER_MODE_GET, NULL, 0,
			mode, sizeof(TPowerMgr_PowerMode)))
		{
			wpa_printf(MSG_ERROR, "ERROR - Failed to get power mode");
			return -1;
		}
	}
	wpa_printf(MSG_DEBUG, "wpa_driver_tista_config_power_management success");

	return 0;
}

static int wpa_driver_tista_enable_bt_coe(void *priv, u32 mode)
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 mode_set = mode;

	/* Mapping the mode between UI enum and driver enum */
	switch(mode_set)
	{
		case BLUETOOTH_COEXISTENCE_MODE_ENABLED:
			mode_set = SG_OPPORTUNISTIC;
			break;
		case BLUETOOTH_COEXISTENCE_MODE_SENSE:
			mode_set = SG_PROTECTIVE;
			break;
		case BLUETOOTH_COEXISTENCE_MODE_DISABLED:
			mode_set = SG_DISABLE;
			break;
		default:
			wpa_printf(MSG_DEBUG, "wpa_driver_tista_enable_bt_coe - Unknown Mode");
			return -1;
			break;
	}

	if(0 != wpa_driver_tista_private_send(priv, SOFT_GEMINI_SET_ENABLE, 
		&mode_set, sizeof(u32), NULL, 0))
	{
		wpa_printf(MSG_ERROR, "ERROR - Failed to enable BtCoe");
		return -1;
	}
	wpa_printf(MSG_DEBUG, "wpa_driver_tista_enable_bt_coe success");

	return 0;
}

static int wpa_driver_tista_get_bt_coe_status(void *priv, u32 *mode)
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 mode_get;

	if(0 != wpa_driver_tista_private_send(priv, SOFT_GEMINI_GET_CONFIG, NULL, 0,
		&mode_get, sizeof(u32)))
	{
		wpa_printf(MSG_ERROR, "ERROR - Failed to get bt coe status");
		return -1;
	}
	*mode = mode_get;
	wpa_printf(MSG_DEBUG, "wpa_driver_tista_get_bt_coe_status mode %d success", *mode);

	return 0;
}

/*-----------------------------------------------------------------------------
Routine Name: prepare_filter_struct
Routine Description: fills rx data filter structure according to parameter type
Arguments:
   priv - pointer to private data structure
   type - type of mac address
   dfreq_ptr - pointer to TRxDataFilterRequest structure
Return Value: 0 - success, -1 - error
-----------------------------------------------------------------------------*/
static int prepare_filter_struct( void *priv, int type,
					TRxDataFilterRequest *dfreq_ptr )
{
	const u8 *macaddr = NULL;
	size_t len = 0;
	u8 mask;
	int ret = -1;

	wpa_printf(MSG_DEBUG, "filter type=%d", type);
	switch (type) {
	case RX_SELF_FILTER:
		macaddr = wpa_driver_tista_get_mac_addr(priv);
		len = MAC_ADDR_LEN;
		mask = 0x3F; /* 6 bytes */
		break;
	case RX_BROADCAST_FILTER:
		macaddr = (const u8 *)"\xFF\xFF\xFF\xFF\xFF\xFF";
		len = MAC_ADDR_LEN;
		mask = 0x3F; /* 6 bytes */
		break;
	case RX_IPV4_MULTICAST_FILTER:
		macaddr = (const u8 *)"\x01\x00\x5E";
		len = 3;
		mask = 0x7; /* 3 bytes */
		break;
	case RX_IPV6_MULTICAST_FILTER:
		macaddr = (const u8 *)"\x33\x33";
		len = 2;
		mask = 0x3; /* 2 bytes */
		break;
	}

	if (macaddr != NULL) {
		dfreq_ptr->offset = 0;
		dfreq_ptr->maskLength = 1;
		dfreq_ptr->mask[0] = mask;
		dfreq_ptr->patternLength = len;
		os_memcpy( dfreq_ptr->pattern, macaddr, MAC_ADDR_LEN );
		ret = 0;
	}
	return ret;
}

static int wpa_driver_tista_driver_rx_data_filter( void *priv, TRxDataFilterRequest *dfreq_ptr, u8 is_add )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	int cmd, res;

	if (is_add) { /* add rx data filter */
		cmd = TIWLN_ADD_RX_DATA_FILTER;
		wpa_printf(MSG_DEBUG, "Add RX data filter");
	}
	else { /* remove rx data filter */
		cmd = TIWLN_REMOVE_RX_DATA_FILTER;
		wpa_printf(MSG_DEBUG, "Remove RX data filter");
	}

	res = wpa_driver_tista_private_send(priv, cmd, dfreq_ptr, sizeof(TRxDataFilterRequest), NULL, 0);
	if (0 != res)
		wpa_printf(MSG_ERROR, "ERROR - Failed to handle rx data filter command!");
	else
		wpa_printf(MSG_DEBUG, "%s success", __func__);
	return res;
}

static int wpa_driver_tista_driver_enable_rx_data_filter( void *priv )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 val = TRUE;
	int res;

	res = wpa_driver_tista_private_send(priv, TIWLN_ENABLE_DISABLE_RX_DATA_FILTERS,
						&val, sizeof(u32), NULL, 0);
	if (0 != res)
		wpa_printf(MSG_ERROR, "ERROR - Failed to enable RX data filter!");
	else
		wpa_printf(MSG_DEBUG, "%s success", __func__);
	return res;
}

static int wpa_driver_tista_driver_disable_rx_data_filter( void *priv )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	u32 val = FALSE;
	int res;

	res = wpa_driver_tista_private_send(priv, TIWLN_ENABLE_DISABLE_RX_DATA_FILTERS,
						&val, sizeof(u32), NULL, 0);
	if (0 != res)
		wpa_printf(MSG_ERROR, "ERROR - Failed to disable RX data filter!");
	else
		wpa_printf(MSG_DEBUG, "%s success", __func__);
	return res;
}

static int wpa_driver_tista_driver_rx_data_filter_statistics( void *priv,
				TCuCommon_RxDataFilteringStatistics *stats )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	int res;

	res = wpa_driver_tista_private_send(priv, TIWLN_GET_RX_DATA_FILTERS_STATISTICS,
		NULL, 0, stats, sizeof(TCuCommon_RxDataFilteringStatistics));
	if (0 != res)
		wpa_printf(MSG_ERROR, "ERROR - Failed to get RX data filter statistics!");
	else
		wpa_printf(MSG_DEBUG, "%s success", __func__);
	return res;
}

/*-----------------------------------------------------------------------------
Routine Name: wpa_driver_tista_driver_cmd
Routine Description: executes driver-specific commands
Arguments: 
   priv - pointer to private data structure
   cmd - command
   buf - return buffer
   buf_len - buffer length
Return Value: actual buffer length - success, -1 - failure
-----------------------------------------------------------------------------*/
static int wpa_driver_tista_driver_cmd( void *priv, char *cmd, char *buf, size_t buf_len )
{
	struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
	int ret = -1, prev_events;

	wpa_printf(MSG_DEBUG, "%s %s", __func__, cmd);

	if( os_strcasecmp(cmd, "start") == 0 ) {
		wpa_printf(MSG_DEBUG,"Start command");
		ret = wpa_driver_tista_driver_start(priv);
		if( ret == 0 ) {
			drv->driver_is_loaded = TRUE;
			wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STARTED");
		}
		return( TI2WPA_STATUS(ret) );
	}

        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );

	if( os_strcasecmp(cmd, "stop") == 0 ) {
		wpa_printf(MSG_DEBUG,"Stop command");
		ret = wpa_driver_tista_driver_stop(priv);
		if( ret == 0 ) {
			drv->driver_is_loaded = FALSE;
			wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STOPPED");
		}
	}
	if( os_strcasecmp(cmd, "reload") == 0 ) {
		wpa_printf(MSG_DEBUG,"Reload command");
		ret = 0;
		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
	}
	else if( os_strcasecmp(cmd, "macaddr") == 0 ) {
		wpa_driver_tista_get_mac_addr(priv);
		wpa_printf(MSG_DEBUG, "Macaddr command");
		ret = sprintf(buf, "Macaddr = " MACSTR "\n", MAC2STR(drv->own_addr));
		wpa_printf(MSG_DEBUG, "buf %s", buf);
	}
	else if( os_strcasecmp(cmd, "scan-passive") == 0 ) {
		wpa_printf(MSG_DEBUG,"Scan Passive command");
		drv->scan_type =  SCAN_TYPE_NORMAL_PASSIVE;
		ret = 0;
	}
	else if( os_strcasecmp(cmd, "scan-active") == 0 ) {
		wpa_printf(MSG_DEBUG,"Scan Active command");
		drv->scan_type =  SCAN_TYPE_NORMAL_ACTIVE;
		ret = 0;
	}
	else if( os_strcasecmp(cmd, "scan-mode") == 0 ) {
		wpa_printf(MSG_DEBUG,"Scan Mode command");
		ret = snprintf(buf, buf_len, "ScanMode = %u\n", drv->scan_type);
		if (ret < (int)buf_len) {
			return( ret );
		}
	}
	else if( os_strcasecmp(cmd, "linkspeed") == 0 ) {
		struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);

 		wpa_printf(MSG_DEBUG,"Link Speed command");
		drv->link_speed = wpa_s->link_speed / 1000000;
		ret = sprintf(buf,"LinkSpeed %u\n", drv->link_speed);
		wpa_printf(MSG_DEBUG, "buf %s", buf);
	}
	else if( os_strncasecmp(cmd, "scan-channels", 13) == 0 ) {
		int noOfChan;

		noOfChan = atoi(cmd + 13);
		wpa_printf(MSG_DEBUG,"Scan Channels command = %d", noOfChan);
		if( (noOfChan > 0) && (noOfChan <= MAX_NUMBER_OF_CHANNELS_PER_SCAN) )
			drv->scan_channels = noOfChan;
		ret = sprintf(buf,"Scan-Channels = %d\n", drv->scan_channels);
		wpa_printf(MSG_DEBUG, "buf %s", buf);
	}
	else if( os_strcasecmp(cmd, "rssi-approx") == 0 ) {
		struct wpa_scan_result *cur_res;
		struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);
		int rssi, len;

		wpa_printf(MSG_DEBUG,"rssi-approx command");

		if( !wpa_s )
			return( ret );
		cur_res = scan_get_by_bssid( drv, wpa_s->bssid );
		if( cur_res ) {
			len = (int)(cur_res->ssid_len);
			rssi = cur_res->level;
			if( (len > 0) && (len <= MAX_SSID_LEN) && (len < (int)buf_len)) {
				os_memcpy( (void *)buf, (void *)(cur_res->ssid), len );
				ret = len;
				ret += snprintf(&buf[ret], buf_len-len, " rssi %d\n", rssi);
				if (ret < (int)buf_len) {
					return( ret );
				}
			}
		}
	}
	else if( os_strcasecmp(cmd, "rssi") == 0 ) {
		u8 ssid[MAX_SSID_LEN];
		int rssi_data, rssi_beacon, len;

		wpa_printf(MSG_DEBUG,"rssi command");

		ret = wpa_driver_tista_get_rssi(priv, &rssi_data, &rssi_beacon);
		if( ret == 0 ) {
			len = wpa_driver_tista_get_ssid( priv, (u8 *)ssid );
			wpa_printf(MSG_DEBUG,"rssi_data %d rssi_beacon %d", rssi_data, rssi_beacon);
			if( (len > 0) && (len <= MAX_SSID_LEN) ) {
				os_memcpy( (void *)buf, (void *)ssid, len );
				ret = len;
				ret += sprintf(&buf[ret], " rssi %d\n", rssi_beacon);
				wpa_printf(MSG_DEBUG, "buf %s", buf);
			}
			else
			{
				wpa_printf(MSG_DEBUG, "Fail to get ssid when reporting rssi");
				ret = -1;
			}
		}
	}
	else if( os_strncasecmp(cmd, "powermode", 9) == 0 ) {
		u32 mode;
		TPowerMgr_PowerMode tMode;

		mode = (u32)atoi(cmd + 9);
		wpa_printf(MSG_DEBUG,"Power Mode command = %u", mode);
		if( mode < POWER_MODE_MAX )
		{
			tMode.PowerMode = (PowerMgr_PowerMode_e)mode;
			tMode.PowerMngPriority = POWER_MANAGER_USER_PRIORITY;
			ret = wpa_driver_tista_config_power_management( priv, &tMode, 1 );
		}
	}
	else if (os_strncasecmp(cmd, "getpower", 8) == 0 ) {
		u32 mode;
		TPowerMgr_PowerMode tMode;

		ret = wpa_driver_tista_config_power_management( priv, &tMode, 0 );
		if( ret == 0 ) {
			ret = sprintf(buf, "powermode = %u\n", tMode.PowerMode);
			wpa_printf(MSG_DEBUG, "buf %s", buf);
		}
	}
	else if( os_strncasecmp(cmd, "btcoexmode", 10) == 0 ) {
		u32 mode;

		mode = (u32)atoi(cmd + 10);
		wpa_printf(MSG_DEBUG,"BtCoex Mode command = %u", mode);
		ret = wpa_driver_tista_enable_bt_coe( priv, mode );
		if( ret == 0 ) {
			drv->btcoex_mode = mode;
		}
	}
	else if( os_strcasecmp(cmd, "btcoexstat") == 0 ) {
		u32 status = drv->btcoex_mode;

		wpa_printf(MSG_DEBUG,"BtCoex Status");
		ret = wpa_driver_tista_get_bt_coe_status( priv, &status );
		if( ret == 0 ) {
			ret = sprintf(buf, "btcoexstatus = 0x%x\n", status);
			wpa_printf(MSG_DEBUG, "buf %s", buf);
		}
	}
	else if( os_strcasecmp(cmd, "rxfilter-start") == 0 ) {
		wpa_printf(MSG_DEBUG,"Rx Data Filter Start command");
		ret = wpa_driver_tista_driver_enable_rx_data_filter( priv );
	}
	else if( os_strcasecmp(cmd, "rxfilter-stop") == 0 ) {
		wpa_printf(MSG_DEBUG,"Rx Data Filter Stop command");
		ret = wpa_driver_tista_driver_disable_rx_data_filter( priv );
	}
	else if( os_strcasecmp(cmd, "rxfilter-statistics") == 0 ) {
		TCuCommon_RxDataFilteringStatistics stats;
		int len, i;

		wpa_printf(MSG_DEBUG,"Rx Data Filter Statistics command");
		ret = wpa_driver_tista_driver_rx_data_filter_statistics( priv, &stats );
		if( ret == 0 ) {
			ret = snprintf(buf, buf_len, "RxFilterStat: %u", (u32)stats.unmatchedPacketsCount);
			for(i=0;( i < MAX_DATA_FILTERS );i++) {
				ret += snprintf(&buf[ret], buf_len-ret, " %u", (u32)stats.matchedPacketsCount[i]);
			}
			ret += snprintf(&buf[ret], buf_len-ret, "\n");
			if (ret >= (int)buf_len) {
				ret = -1;
			}
		}
	}
	else if( os_strncasecmp(cmd, "rxfilter-add", 12) == 0 ) {
		TRxDataFilterRequest dfreq;
		char *cp = cmd + 12;
		char *endp;
		int type;

		if (*cp != '\0') {
			type = (int)strtol(cp, &endp, 0);
			if (endp != cp) {
				wpa_printf(MSG_DEBUG,"Rx Data Filter Add [%d] command", type);
				ret = prepare_filter_struct( priv, type, &dfreq );
				if( ret == 0 ) {
					ret = wpa_driver_tista_driver_rx_data_filter( priv, &dfreq, 1 );
				}
			}
		}
	}
	else if( os_strncasecmp(cmd, "rxfilter-remove",15) == 0 ) {
		TRxDataFilterRequest dfreq;
		char *cp = cmd + 15;
		char *endp;
		int type;

		if (*cp != '\0') {
			type = (int)strtol(cp, &endp, 0);
			if (endp != cp) {
				wpa_printf(MSG_DEBUG,"Rx Data Filter remove [%d] command", type);
				ret = prepare_filter_struct( priv, type, &dfreq );
				if( ret == 0 ) {
					ret = wpa_driver_tista_driver_rx_data_filter( priv, &dfreq, 0 );
				}
			}
		}
	}
	else {
		wpa_printf(MSG_DEBUG,"Unsupported command");
	}
	return ret;
}

/**
 * wpa_driver_tista_init - Initialize WE driver interface
 * @ctx: context to be used when calling wpa_supplicant functions,
 * e.g., wpa_supplicant_event()
 * @ifname: interface name, e.g., wlan0
 * Returns: Pointer to private data, %NULL on failure
 */
void * wpa_driver_tista_init(void *ctx, const char *ifname)
{
	struct wpa_driver_ti_data *drv;

	drv = os_zalloc(sizeof(*drv));
	if (drv == NULL)
		return NULL;
	drv->wext = wpa_driver_wext_init(ctx, ifname);
	if (drv->wext == NULL) {
		os_free(drv);
		return NULL;
	}

	drv->ctx = ctx;
	os_strncpy(drv->ifname, ifname, sizeof(drv->ifname));
	drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
	if (drv->ioctl_sock < 0) {
		perror("socket");
		wpa_driver_wext_deinit(drv->wext);
		os_free(drv);
		return NULL;
	}

	/* Signal that driver is not stopped */
	drv->driver_is_loaded = TRUE;

	/* Set default scan type */
	drv->scan_type = SCAN_TYPE_NORMAL_ACTIVE;
	drv->force_merge_flag = 0;
	scan_init(drv);

	/* Set default amount of channels */
	drv->scan_channels = check_and_get_build_channels();

	/* Link Speed will be set by the message from the driver */
	drv->link_speed = 0;

	/* BtCoex mode is read from tiwlan.ini file */
	drv->btcoex_mode = 0; /* SG_DISABLE */

	/* Number of sequential errors */
	drv->errors = 0;
	return drv;
}

/**
 * wpa_driver_tista_deinit - Deinitialize WE driver interface
 * @priv: Pointer to private wext data from wpa_driver_tista_init()
 *
 * Shut down driver interface and processing of driver events. Free
 * private data buffer if one was allocated in wpa_driver_tista_init().
 */
void wpa_driver_tista_deinit(void *priv)
{
	struct wpa_driver_ti_data *drv = priv;

	wpa_driver_wext_deinit(drv->wext);
	close(drv->ioctl_sock);
	scan_exit(drv);
	os_free(drv);
}

static int wpa_driver_tista_set_auth_param(struct wpa_driver_ti_data *drv,
					  int idx, u32 value)
{
	struct iwreq iwr;
	int ret = 0;

	os_memset(&iwr, 0, sizeof(iwr));
	os_strncpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
	iwr.u.param.flags = idx & IW_AUTH_INDEX;
	iwr.u.param.value = value;

	if (ioctl(drv->ioctl_sock, SIOCSIWAUTH, &iwr) < 0) {
		perror("ioctl[SIOCSIWAUTH]");
		fprintf(stderr, "WEXT auth param %d value 0x%x - ",
			idx, value);
		ret = errno == EOPNOTSUPP ? -2 : -1;
	}

	return ret;
}

static int wpa_driver_tista_set_wpa(void *priv, int enabled)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_set_auth_param(drv, IW_AUTH_WPA_ENABLED,
					      enabled);
	return ret;
}

static int wpa_driver_tista_set_auth_alg(void *priv, int auth_alg)
{
	struct wpa_driver_ti_data *drv = priv;
	int algs = 0, res;

        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	if (auth_alg & AUTH_ALG_OPEN_SYSTEM)
		algs |= IW_AUTH_ALG_OPEN_SYSTEM;
	if (auth_alg & AUTH_ALG_SHARED_KEY)
		algs |= IW_AUTH_ALG_SHARED_KEY;
	if (auth_alg & AUTH_ALG_LEAP)
		algs |= IW_AUTH_ALG_LEAP;
	if (algs == 0) {
		/* at least one algorithm should be set */
		algs = IW_AUTH_ALG_OPEN_SYSTEM;
	}

	res = wpa_driver_tista_set_auth_param(drv, IW_AUTH_80211_AUTH_ALG,
					     algs);

	return res;
}

static int wpa_driver_tista_set_countermeasures(void *priv, int enabled)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_set_auth_param(drv,
					      IW_AUTH_TKIP_COUNTERMEASURES,
					      enabled);
	return ret;
}

static int wpa_driver_tista_set_drop_unencrypted(void *priv,
						int enabled)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	/* Dm: drv->use_crypt = enabled; */
	ret = wpa_driver_tista_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED,
					      enabled);
	return ret;
}

static int wpa_driver_tista_pmksa(struct wpa_driver_ti_data *drv,
				 u32 cmd, const u8 *bssid, const u8 *pmkid)
{
	struct iwreq iwr;
	struct iw_pmksa pmksa;
	int ret = 0;

	os_memset(&iwr, 0, sizeof(iwr));
	os_strncpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
	os_memset(&pmksa, 0, sizeof(pmksa));
	pmksa.cmd = cmd;
	pmksa.bssid.sa_family = ARPHRD_ETHER;
	if (bssid)
		os_memcpy(pmksa.bssid.sa_data, bssid, ETH_ALEN);
	if (pmkid) {
		os_memcpy(pmksa.pmkid, pmkid, IW_PMKID_LEN);
		wpa_printf(MSG_DEBUG, "pmkid %s", pmkid);
	}
	iwr.u.data.pointer = (caddr_t)&pmksa;
	iwr.u.data.length = sizeof(pmksa);

	if (ioctl(drv->ioctl_sock, SIOCSIWPMKSA, &iwr) < 0) {
		if (errno != EOPNOTSUPP)
			perror("ioctl[SIOCSIWPMKSA]");
		ret = -1;
	}
	return ret;
}

static int wpa_driver_tista_add_pmkid(void *priv, const u8 *bssid,
				     const u8 *pmkid)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
	TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_pmksa(drv, IW_PMKSA_ADD, bssid, pmkid);
	return ret;
}

static int wpa_driver_tista_remove_pmkid(void *priv, const u8 *bssid,
		 			const u8 *pmkid)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
	TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_pmksa(drv, IW_PMKSA_REMOVE, bssid, pmkid);
	return ret;
}

static int wpa_driver_tista_flush_pmkid(void *priv)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
	TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_pmksa(drv, IW_PMKSA_FLUSH, NULL, NULL);
	return ret;
}

static int wpa_driver_tista_mlme(struct wpa_driver_ti_data *drv,
				const u8 *addr, int cmd, int reason_code)
{
	struct iwreq iwr;
	struct iw_mlme mlme;
	int ret = 0;

	os_memset(&iwr, 0, sizeof(iwr));
	os_strncpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
	os_memset(&mlme, 0, sizeof(mlme));
	mlme.cmd = cmd;
	mlme.reason_code = reason_code;
	mlme.addr.sa_family = ARPHRD_ETHER;
	os_memcpy(mlme.addr.sa_data, addr, ETH_ALEN);
	iwr.u.data.pointer = (caddr_t) &mlme;
	iwr.u.data.length = sizeof(mlme);

	if (ioctl(drv->ioctl_sock, SIOCSIWMLME, &iwr) < 0) {
		perror("ioctl[SIOCSIWMLME]");
		ret = -1;
	}

	return ret;
}

static int wpa_driver_tista_deauthenticate(void *priv, const u8 *addr,
					  int reason_code)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_mlme(drv, addr, IW_MLME_DEAUTH, reason_code);
	return ret;
}


static int wpa_driver_tista_disassociate(void *priv, const u8 *addr,
					int reason_code)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_tista_mlme(drv, addr, IW_MLME_DISASSOC, reason_code);
	return ret;
}

static int wpa_driver_tista_set_key(void *priv, wpa_alg alg,
			    const u8 *addr, int key_idx,
			    int set_tx, const u8 *seq, size_t seq_len,
			    const u8 *key, size_t key_len)
{
	struct wpa_driver_ti_data *drv = priv;
	int ret;

	wpa_printf(MSG_DEBUG, "%s", __func__);
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	ret = wpa_driver_wext_set_key(drv->wext, alg, addr, key_idx, set_tx,
					seq, seq_len, key, key_len);
	return ret;
}

/*-----------------------------------------------------------------------------
Compare function for sorting scan results. Return >0 if @b is considered better.
-----------------------------------------------------------------------------*/
static int wpa_driver_tista_scan_result_compare(const void *a, const void *b)
{
    const struct wpa_scan_result *wa = a;
    const struct wpa_scan_result *wb = b;

    return( wb->level - wa->level );
}

static int wpa_driver_tista_get_scan_results(void *priv,
					      struct wpa_scan_result *results,
					      size_t max_size)
{
	struct wpa_driver_ti_data *drv = priv;
	int ap_num = 0;

        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );	
	ap_num = wpa_driver_wext_get_scan_results(drv->wext, results, max_size);
	wpa_printf(MSG_DEBUG, "Actual APs number %d", ap_num);

	if (ap_num < 0)
		return -1;

	/* Merge new results with previous */
        ap_num = scan_merge( drv, results, drv->force_merge_flag, ap_num, max_size );
	wpa_printf(MSG_DEBUG, "After merge, APs number %d", ap_num);
	qsort( results, ap_num, sizeof(struct wpa_scan_result),
		wpa_driver_tista_scan_result_compare );
	return ap_num;
}

static int wpa_driver_tista_associate(void *priv,
			  struct wpa_driver_associate_params *params)
{
	struct wpa_driver_ti_data *drv = priv;
	int allow_unencrypted_eapol;
	int value, flags;

        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
	if (wpa_driver_wext_get_ifflags(drv->wext, &flags) == 0) {
		if (!(flags & IFF_UP)) {
			wpa_driver_wext_set_ifflags(drv->wext, flags | IFF_UP);
		}
	}
	/* Set driver network mode (Adhoc/Infrastructure) according to supplied parameters */
	wpa_driver_wext_set_mode(drv->wext, params->mode);

	if (params->wpa_ie == NULL || params->wpa_ie_len == 0)
		value = IW_AUTH_WPA_VERSION_DISABLED;
	else if (params->wpa_ie[0] == RSN_INFO_ELEM)
		value = IW_AUTH_WPA_VERSION_WPA2;
	else
		value = IW_AUTH_WPA_VERSION_WPA;
	wpa_driver_tista_set_auth_param(drv, IW_AUTH_WPA_VERSION, value);
	value = wpa_driver_tista_cipher2wext(params->pairwise_suite);
	wpa_driver_tista_set_auth_param(drv, IW_AUTH_CIPHER_PAIRWISE, value);
	value = wpa_driver_tista_cipher2wext(params->group_suite);
	wpa_driver_tista_set_auth_param(drv, IW_AUTH_CIPHER_GROUP, value);
	value = wpa_driver_tista_keymgmt2wext(params->key_mgmt_suite);
	wpa_driver_tista_set_auth_param(drv, IW_AUTH_KEY_MGMT, value);
	value = params->key_mgmt_suite != KEY_MGMT_NONE ||
		params->pairwise_suite != CIPHER_NONE ||
		params->group_suite != CIPHER_NONE ||
		params->wpa_ie_len;
	wpa_driver_tista_set_auth_param(drv, IW_AUTH_PRIVACY_INVOKED, value);

	/* Allow unencrypted EAPOL messages even if pairwise keys are set when
	 * not using WPA. IEEE 802.1X specifies that these frames are not
	 * encrypted, but WPA encrypts them when pairwise keys are in use. */
	if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
	    params->key_mgmt_suite == KEY_MGMT_PSK)
		allow_unencrypted_eapol = 0;
	else
		allow_unencrypted_eapol = 1;
	
	wpa_driver_tista_set_auth_param(drv,
					   IW_AUTH_RX_UNENCRYPTED_EAPOL,
					   allow_unencrypted_eapol);

	if( params->bssid ) {
		wpa_printf(MSG_DEBUG, "wpa_driver_tista_associate: BSSID=" MACSTR, 
			            MAC2STR(params->bssid));
		/* if there is bssid -> set it */
		if( os_memcmp( params->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN ) != 0 ) {
			wpa_driver_wext_set_bssid( drv->wext, params->bssid );
		}
	}

	return wpa_driver_wext_set_ssid(drv->wext, params->ssid, params->ssid_len);
}

static int wpa_driver_tista_set_operstate(void *priv, int state)
{
	struct wpa_driver_ti_data *drv = priv;

	wpa_printf(MSG_DEBUG, "%s: operstate %d (%s)",
		   __func__, /*drv->operstate,*/ state, state ? "UP" : "DORMANT");
        TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );		   
	/* Dm: drv->operstate = state; */
	return wpa_driver_wext_set_operstate(drv->wext, state);
}

const struct wpa_driver_ops wpa_driver_custom_ops = {
	.name = TIWLAN_DRV_NAME,
	.desc = "TI Station Driver (1271)",
	.get_bssid = wpa_driver_tista_get_bssid,
	.get_ssid = wpa_driver_tista_get_ssid,
	.set_wpa = wpa_driver_tista_set_wpa,
	.set_key = wpa_driver_tista_set_key,
	.set_countermeasures = wpa_driver_tista_set_countermeasures,
	.set_drop_unencrypted = wpa_driver_tista_set_drop_unencrypted,
	.scan = wpa_driver_tista_scan,
	.get_scan_results = wpa_driver_tista_get_scan_results,
	.deauthenticate = wpa_driver_tista_deauthenticate,
	.disassociate = wpa_driver_tista_disassociate,
	.associate = wpa_driver_tista_associate,
	.set_auth_alg = wpa_driver_tista_set_auth_alg,
	.get_mac_addr = wpa_driver_tista_get_mac_addr,
	.init = wpa_driver_tista_init,
	.deinit = wpa_driver_tista_deinit,
	.add_pmkid = wpa_driver_tista_add_pmkid,
	.remove_pmkid = wpa_driver_tista_remove_pmkid,
	.flush_pmkid = wpa_driver_tista_flush_pmkid,
	.set_operstate = wpa_driver_tista_set_operstate,
	.driver_cmd = wpa_driver_tista_driver_cmd
};