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
|
#include "rda_combo.h"
#ifndef RDA_COMBO_FROM_FIRMWARE
#ifdef WLAN_USE_DCDC
static const u16 pmu_setting_5991e[][2] = {
{0x3F, 0x0001},
#ifdef WLAN_USE_CRYSTAL
{0x22, 0x21F3},
#else
{0x22, 0xA1F3},
#endif
{0x24, 0x8906}, //{0x24, 0x8908} sleep mode with analog power on
{0x26, 0x8055},
{0x29, 0x1113},
{0x32, 0x1113},
{0x33, 0x0510},
{0x39, 0xA108},
{0x23, 0xA200}, //{0x23, 0x8200}
{0x25, 0xA247}, //{0x25, 0x8247} heavy_load_dig
{0x37, 0x0B8A},
{0x3F, 0x0000},
};
#else
static const u16 pmu_setting_5991e[][2] = {
{0x3F, 0x0001},
#ifdef WLAN_USE_CRYSTAL
{0x22, 0x21F3},
#else
{0x22, 0xA1F3},
#endif
{0x24, 0x8906},
{0x26, 0x8555},
{0x29, 0x1113},
{0x32, 0x1113},
{0x33, 0x0510},
{0x39, 0xC208},
{0x23, 0x0200},
{0x25, 0x027F},
{0x3F, 0x0000},
};
#endif
static const u16 soft_reset_5991e[][2] = {
{0x3F, 0x0000},
{0x30, 0x8000},
{0x30, 0x0000},
};
static const u16 wf_en_5991e[][2] = {
{0x3F, 0x0001},
{0x31, 0x8B40}, //;WIFI_en=1
{0x3F, 0x0000},
};
static const u16 wifi_disable_5991e[][2] = {
{0x3F, 0x0001},
{0x31, 0x0B40}, //;WIFI_en=0
{0x26, 0x8055},
{0x3F, 0x0000},
};
#ifdef COMBO_WITH_26MHZ
static const u16 wf_rf_setting_5991e[][2] = {
{0x3F, 0x0000},
{0x05, 0x0000},
{0x06, 0x1124}, //wf_bbpll_cpaux_bit[2:0]=100
{0x07, 0x0820},
{0x10, 0x9ff7},
{0x11, 0xFFFA},//filter bandwidth
{0x13, 0x5054},
{0x14, 0x988C},
{0x15, 0x58e8},
{0x16, 0x200B},
{0x19, 0x9C01},
{0x1C, 0x06E4},
{0x1D, 0x3A8C},
{0x22, 0xFF7B},
{0x23, 0x283C},//dc cal
{0x24, 0xA0C4},
{0x28, 0x4320},
{0x2A, 0x1036},//{0x2A, 0x0077}
{0x2B, 0x41BB},
{0x2D, 0xFF03},
{0x2F, 0x15DE},
{0x34, 0x3000},
{0x35, 0x8011},
{0x39, 0x6018},
{0x3B, 0x3218},
{0x3D, 0xFF00},//rxon delay
{0x40, 0xFFFF},//wf_tmx_gain,wf_pabias;20140825
{0x41, 0xFFFF},
{0x7D, 0x4020},//paon delay
{0x3F, 0x0001},
{0x37, 0x0B8A},
{0x3F, 0x0000},
{0x30, 0x0100},
{0x28, 0x4F20},
DELAY_MS(1)
{0x28, 0x4320},
{0x30, 0x0149},
};
#else
static const u16 wf_rf_setting_5991e[][2] = {
};
#endif
static const u16 wf_agc_setting_for_dccal_5991e[][2] = {
};
static const u16 wf_agc_setting_5991e[][2] = {
{0x3F, 0x0000},
#ifdef CHINA_VERSION
{0x0F, 0x01F0},
{0x0E, 0x01F0},
{0x0D, 0x00F0},
{0x0C, 0x0070},
{0x0B, 0x0030},
{0x0A, 0x0010},
{0x09, 0x3031},
{0x08, 0x0830},
{0x3F, 0x0001},
{0x07, 0x7030},
{0x06, 0x7010},
{0x05, 0x7870},
{0x04, 0x7830},
{0x03, 0x7810},
{0x02, 0x7800},
{0x01, 0x7800},
{0x00, 0x7800},
#else /*High SNR*/
{0x0F, 0x01F7},
{0x0E, 0x01F0},
{0x0D, 0x00F0},
{0x0C, 0x0070},
{0x0B, 0x0030},
{0x0A, 0x0010},
{0x09, 0x3033},
{0x08, 0x0830},
{0x3F, 0x0001},
{0x07, 0x7030},
{0x06, 0x7010},
{0x05, 0x7870},
{0x04, 0x7830},
{0x03, 0x7811},
{0x02, 0x7800},
{0x01, 0x7800},
{0x00, 0x7800},
#endif /*CHINA_VERSION*/
{0x3F, 0x0000},
};
static const u16 wf_calibration_5991e[][2] = {
{0x3F, 0x0000},
{0x30, 0x0148},
{0x30, 0x0149},
DELAY_MS(50)
};
static const u16 fix_agc_gain_5991e[][2] = {
{0x3F, 0x0000},
{0x30, 0x0349},
};
static const u16 bt_rf_setting_5991e[][2] = {
{0x3F, 0x0000},
#ifdef COMBO_WITH_26MHZ
{0x2E, 0xCAB3},
#else
#endif /* COMBO_WITH_26MHZ */
{0x02, 0x0E00},
{0x08, 0xEFFF},
{0x0A, 0x09FF},
{0x11, 0x00B5},
{0x13, 0x07C0},
{0x14, 0xFDC4},
{0x18, 0x2010},
{0x19, 0x7956},
{0x1B, 0xDF7F},// 0xDFFF 10.5 db 0xDF7F 14.5
{0x26, 0x6640},
{0x2B, 0x007F},
{0x2C, 0x600F},
{0x2D, 0x007F},
{0x2F, 0x1000},
{0x30, 0x0141},
{0x37, 0x3333}, //PSK
{0x38, 0x357A}, //PSK
{0x3B, 0x1111}, //GFSK
{0x3C, 0x1235}, //GFSK
{0x3F, 0x0001},
{0x00, 0x0000},
{0x01, 0xFFE7}, // bt power
{0x02, 0x0000},
{0x03, 0xFFE7},
{0x04, 0x0000},
{0x05, 0xFFE5},
{0x06, 0x0000},
{0x07, 0xFFE5},
{0x08, 0x0000},
{0x09, 0xFFD1},
{0x0A, 0x0000},
{0x0B, 0xFFD1},
//{0x39, 0x1208},
{0x3F, 0x0000},
};
static const u16 control_mode_disable_5991e[][2] = {
{0x3F, 0x0000},
{0x30, 0x0141},
};
static const u16 bt_en_5991e[][2] = {
{0x3F, 0x0001},
{0x28, 0x85A1}, //;bt_en=1
{0x3F, 0x0000},
};
static const u16 bt_disable_5991e[][2] = {
{0x3F, 0x0001},
{0x28, 0x05A1}, //;bt_en=1
{0x3F, 0x0000},
};
// add for pta
static const u16 rda_5991e_bt_dc_ca_fix_gain[][2] =
{
{0x3f, 0x0000 },
{0x30, 0x0141 },
{0x30, 0x0140 },
{0x30, 0x0141 },
// {0x30, 0x0341 }, //force gain level to 7 before lna issue fixed
#ifdef COMBO_WITH_26MHZ
{0x2e, 0x8ab3 }, //force gain level to 7 before lna issue fixed
#else
#endif
{0x3f, 0x0000 },
};
// add for pta
// add for pta
static const u16 rda_5991e_bt_dc_ca_fix_gain_no_wf[][2] =
{
{0x3f, 0x0000 },
{0x30, 0x0140 },
{0x30, 0x0141 },
{0x3f, 0x0000 },
};
// add for pta
// add for pta
static const u16 rda_5991e_bt_force_swtrx[][2] =
{
{0x3f, 0x0000 },
#ifdef COMBO_WITH_26MHZ
{0x2e, 0xcab3 }, //force gain level to 7 before lna issue fixed
#else
#endif
{0x3f, 0x0000 },
};
// add for pta
// add for pta
static const u16 rda_5991e_bt_no_force_swtrx[][2] =
{
{0x3f, 0x0000 },
#ifdef COMBO_WITH_26MHZ
{0x2e, 0x8ab3 }, //force gain level to 7 before lna issue fixed
#else
#endif
{0x3f, 0x0000 },
};
// add for pta
static const u16 bt_dc_cal_5991e[][2] = {
{0x3F, 0x0000},
{0x30, 0x0140},
{0x30, 0x0141},
DELAY_MS(50)
};
#endif
static int check_wifi_power_on(void)
{
int ret = 0;
u16 temp_data;
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0001);
if (ret)
goto err;
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x31, &temp_data);
if (ret)
goto err;
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0000);
if (temp_data & 0x8000)
return 1;
err:
return 0;
}
static int check_bt_power_on(void)
{
int ret = 0;
u16 temp_data;
ret = i2c_write_1_addr_2_data(rda_bt_rf_client, 0x3f, 0x0001);
if (ret)
goto err;
ret = i2c_read_1_addr_2_data(rda_bt_rf_client, 0x28, &temp_data);
if (ret)
goto err;
ret = i2c_write_1_addr_2_data(rda_bt_rf_client, 0x3f, 0x0000);
if (temp_data & 0x8000)
return 1;
err:
return 0;
}
static int power_on(int isWifi)
{
int ret = 0;
ret = rda_write_data_to_rf(rda_wifi_rf_client, pmu_setting_5991e);
if (ret)
goto err;
printk(KERN_INFO "%s write pmu_setting succeed!! \n", __func__);
if (isWifi) { // for wifi
ret = rda_write_data_to_rf(rda_wifi_rf_client, wf_en_5991e);
if (ret)
goto err;
printk(KERN_INFO "%s write wf_en succeed!! \n", __func__);
} else { // for bt
ret = rda_write_data_to_rf(rda_bt_rf_client, bt_en_5991e);
if (ret)
goto err;
printk(KERN_INFO "%s write bt_en succeed!! \n", __func__);
}
rda_combo_i2c_unlock();
msleep(5);
rda_combo_i2c_lock();
ret = rda_write_data_to_rf(rda_wifi_rf_client, soft_reset_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write soft_reset succeed!! \n", __func__);
rda_combo_i2c_unlock();
msleep(10);
rda_combo_i2c_lock();
ret = rda_write_data_to_rf(rda_wifi_rf_client, wf_rf_setting_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write wf_rf_setting succeed!! \n", __func__);
ret = rda_write_data_to_rf(rda_bt_rf_client, bt_rf_setting_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write bt_rf_setting succeed!! \n", __func__);
ret = rda_write_data_to_rf(rda_wifi_rf_client, wf_agc_setting_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write wf_agc_setting succeed!! \n",
__func__);
ret = rda_write_data_to_rf(rda_wifi_rf_client, wf_calibration_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write wf_calibration succeed!! \n", __func__);
ret = rda_write_data_to_rf(rda_wifi_rf_client, fix_agc_gain_5991e);
if(ret)
goto power_off;
printk(KERN_INFO "%s write fix_agc_gain succeed!! \n", __func__);
return 0;
power_off:
if (isWifi) { // for wifi
rda_write_data_to_rf(rda_wifi_rf_client, wifi_disable_5991e);
} else {
rda_write_data_to_rf(rda_bt_rf_client, bt_disable_5991e);
}
err:
return -1;
}
static int rda_5991e_wifi_debug_en(int enable)
{
u16 temp_data = 0;
int ret = 0;
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0001);
if (ret < 0)
return -1;
if (enable == 1) {
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x28, 0x80a1);
if (ret < 0)
return -1;
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x39, &temp_data);
if (ret < 0)
return -1;
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x39,
temp_data | (1 << 2));
if (ret < 0)
return -1;
} else {
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x28, 0x00a1);
if (ret < 0)
return -1;
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x39, &temp_data);
if (ret < 0)
return -1;
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x39,
temp_data & (~(1 << 2)));
if (ret < 0)
return -1;
}
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0000);
if (ret < 0)
return -1;
return ret;
}
int rda_5991e_wifi_power_on(void)
{
int ret = 0, bt_power_on = 0;
u16 value;
bool need_retry;
int retry_count = 0;
//if bt is power on wait until it's complete
wait_for_completion(&rda_wifi_bt_comp);
rda_combo_i2c_lock();
enable_26m_regulator(CLOCK_WLAN);
enable_32k_rtc(CLOCK_WLAN);
enable_26m_rtc(CLOCK_WLAN);
retry:
need_retry = false;
bt_power_on = check_bt_power_on();
printk(KERN_INFO "%s bt_power_on=%d \n", __func__, bt_power_on);
if (bt_power_on) {
ret = rda_write_data_to_rf(rda_wifi_rf_client, wf_en_5991e);
if (ret)
goto err;
printk(KERN_INFO "%s write wf_en succeed!! \n", __func__);
//add for pta
//handle btswtrx dr
ret = rda_write_data_to_rf(rda_bt_rf_client,
rda_5991e_bt_no_force_swtrx);
if (ret)
goto err;
printk(KERN_INFO "%s write rda_5991_bt_no_force_swtrx succeed!! \n",
__func__);
// add for pta
rda_combo_i2c_unlock();
msleep(5);
rda_combo_i2c_lock();
} else {
ret = power_on(1);
if (ret)
goto err;
}
ret = rda_write_data_to_rf(rda_wifi_rf_client, control_mode_disable_5991e);
if (ret)
goto power_off;
printk(KERN_INFO "%s write control_mode_disable succeed!! \n", __func__);
if (check_test_mode()) {
rda_5991e_wifi_debug_en(1);
printk(KERN_INFO "%s: IN test mode, switch uart to WIFI succeed!! \n",
__func__);
}
//wait for 1ms
mdelay(1);
//WF_BBPLL unlock workaround
i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x07, &value);
if(!(value & (1 << 15))){
need_retry = true;
ret = -1;
}
if(need_retry && (++retry_count < 1)){
rda_write_data_to_rf(rda_wifi_rf_client, wifi_disable_5991e);
goto retry;
}
rda_combo_i2c_unlock();
msleep(100);
disable_26m_rtc(CLOCK_WLAN);
complete(&rda_wifi_bt_comp);
#ifdef RDA_COMBO_FROM_FIRMWARE
atomic_set(&wifi_fw_status, 1);
#endif
return ret;
power_off:
rda_write_data_to_rf(rda_wifi_rf_client, wifi_disable_5991e);
err:
disable_26m_rtc(CLOCK_WLAN);
disable_32k_rtc(CLOCK_WLAN);
disable_26m_regulator(CLOCK_WLAN);
rda_combo_i2c_unlock();
return -1;
}
int rda_5991e_wifi_power_off(void)
{
int ret = 0, bt_power_on = 0;
rda_combo_i2c_lock();
bt_power_on = check_bt_power_on();
//add for pta
if(bt_power_on) {
ret = rda_write_data_to_rf(rda_bt_rf_client,
rda_5991e_bt_force_swtrx);
if (ret) {
printk(KERN_INFO "%s rda_5991_bt_force_swtrx failed!! \n",
__func__);
} else {
printk(KERN_INFO "%s rda_5991_bt_force_swtrx succeed!! \n",
__func__);
}
}
// add for pta
ret = rda_write_data_to_rf(rda_wifi_rf_client, wifi_disable_5991e);
if (ret) {
printk(KERN_INFO "%s failed!! \n", __func__);
} else {
printk(KERN_INFO "%s succeed!! \n", __func__);
}
bt_power_on = check_bt_power_on();
if (bt_power_on) {
ret = rda_write_data_to_rf(rda_wifi_rf_client, fix_agc_gain_5991e);
printk(KERN_INFO "%s write fix_agc_gain succeed!! \n", __func__);
}
disable_26m_rtc(CLOCK_WLAN);
disable_32k_rtc(CLOCK_WLAN);
disable_26m_regulator(CLOCK_WLAN);
rda_combo_i2c_unlock();
#ifdef RDA_COMBO_FROM_FIRMWARE
atomic_set(&wifi_fw_status, 0);
rda_release_firmware();
#endif
return ret;
}
int rda_5991e_bt_power_on(void)
{
int ret = 0, wifi_power_on = 0;
//if wifi is power on wait until it's complete
wait_for_completion(&rda_wifi_bt_comp);
rda_combo_i2c_lock();
enable_26m_regulator(CLOCK_BT);
enable_26m_rtc(CLOCK_BT);
enable_32k_rtc(CLOCK_BT);
wifi_power_on = check_wifi_power_on();
printk(KERN_INFO "%s wifi_power_on=%d \n", __func__, wifi_power_on);
if (wifi_power_on) {
ret = rda_write_data_to_rf(rda_bt_rf_client, bt_en_5991e);
if (ret)
goto err;
printk(KERN_INFO "%s write bt_en succeed!! \n", __func__);
rda_combo_i2c_unlock();
msleep(5);
rda_combo_i2c_lock();
} else {
ret = power_on(0);
if (ret)
goto err;
}
printk(KERN_INFO "%s succeed!! \n", __func__);
rda_combo_i2c_unlock();
msleep(10);
disable_26m_rtc(CLOCK_BT);
complete(&rda_wifi_bt_comp);
#ifdef RDA_COMBO_FROM_FIRMWARE
atomic_set(&bt_fw_status, 1);
#endif
return ret;
err:
disable_26m_rtc(CLOCK_BT);
disable_32k_rtc(CLOCK_BT);
disable_26m_regulator(CLOCK_BT);
rda_combo_i2c_unlock();
return -1;
}
int rda_5991e_bt_power_off(void)
{
int ret = 0;
rda_combo_i2c_lock();
ret = rda_write_data_to_rf(rda_bt_rf_client, bt_disable_5991e);
if (ret) {
printk(KERN_INFO "%s failed!! \n", __func__);
} else {
printk(KERN_INFO "%s succeed!! \n", __func__);
}
disable_26m_rtc(CLOCK_BT);
disable_32k_rtc(CLOCK_BT);
disable_26m_regulator(CLOCK_BT);
rda_combo_i2c_unlock();
#ifdef RDA_COMBO_FROM_FIRMWARE
atomic_set(&bt_fw_status, 0);
rda_release_firmware();
#endif
return ret;
}
// add for pta
static int RDA5991e_bt_dc_cal_fix_gain(void)
{
int ret = 0;
int is_wfen;
if(!rda_bt_rf_client) {
printk(KERN_INFO "rda_bt_rf_client is NULL!\n");
return -1;
}
rda_combo_i2c_lock();
is_wfen= check_wifi_power_on();
//check the version and make sure this applies to 5991
if(rda_wlan_version() == WLAN_VERSION_91_E) {
if(is_wfen) {
ret = rda_write_data_to_rf(rda_bt_rf_client,
rda_5991e_bt_dc_ca_fix_gain);
} else {
ret = rda_write_data_to_rf(rda_bt_rf_client,
rda_5991e_bt_dc_ca_fix_gain_no_wf);
}
if(ret)
goto err;
}
rda_combo_i2c_unlock();
printk(KERN_INFO "***RDA5991e_bt_dc_cal_fix_gain success!!!\n");
msleep(200); //200ms
return 0;
err:
rda_combo_i2c_unlock();
printk(KERN_INFO "***RDA5991e_bt_dc_cal_fix_gain failed! \n");
return -1;
}
// add for pta
long rda_5991e_pw_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret = 0;
switch (cmd) {
case RDA_WIFI_POWER_ON_IOCTL:
ret = rda_5991e_wifi_power_on();
break;
case RDA_WIFI_POWER_OFF_IOCTL:
ret = rda_5991e_wifi_power_off();
break;
case RDA_BT_POWER_ON_IOCTL:
ret = rda_5991e_bt_power_on();
break;
case RDA_BT_POWER_OFF_IOCTL:
ret = rda_5991e_bt_power_off();
break;
case RDA_WIFI_DEBUG_MODE_IOCTL:
{
int enable = 0;
if(copy_from_user(&enable, (void*)arg, sizeof(int))) {
printk(KERN_ERR "copy_from_user enable failed!\n");
return -EFAULT;
}
ret = rda_5991e_wifi_debug_en(enable);
break;
}
// add for pta
case RDA_BT_DC_CAL_IOCTL_FIX_5991_LNA_GAIN:
ret = RDA5991e_bt_dc_cal_fix_gain();
break;
// add for pta
default:
break;
}
printk(KERN_INFO "rda_bt_pw_ioctl cmd=0x%02x \n", cmd);
return ret;
}
int rda_5991e_fm_power_on(void)
{
int ret = 0;
u16 temp = 0;
if (!rda_wifi_rf_client) {
printk(KERN_INFO
"rda_wifi_rf_client is NULL, rda_fm_power_on failed!\n");
return -1;
}
enable_32k_rtc(CLOCK_FM);
msleep(8);
rda_combo_i2c_lock();
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0001); // page down
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0x3f, 0x0001);
goto err;
}
if (rda_wlan_version() == WLAN_VERSION_91_E) {
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x27, &temp); //read 0xA7
if (ret < 0) {
printk(KERN_INFO "%s() read from address(0x%02x) failed! \n",
__func__, 0xA7);
goto err;
}
temp = temp | 0x1; //set bit[0]
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x27, temp); //write back
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0xA7, temp);
goto err;
}
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x39, &temp); //read 0xB9
if (ret < 0) {
printk(KERN_INFO "%s() read from address(0x%02x) failed! \n",
__func__, 0xB9);
goto err;
}
temp = temp & 0x7fff; //set bit[15]=0
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x39, temp); //write back
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0xB9, temp);
goto err;
}
temp = temp | (0x1 << 15); //set bit[15]
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x39, temp); //write back
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0xB9, temp);
goto err;
}
}
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0000); // page up
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0x3f, 0x0001);
goto err;
}
rda_combo_i2c_unlock();
return 0;
err:
rda_combo_i2c_unlock();
disable_32k_rtc(CLOCK_FM);
printk(KERN_INFO "***rda_fm_power_on failed! \n");
return -1;
}
int rda_5991e_fm_power_off(void)
{
int ret = 0;
u16 temp = 0;
if (!rda_wifi_rf_client) {
printk(KERN_INFO
"rda_wifi_rf_client is NULL, rda_fm_power_off failed!\n");
return -1;
}
rda_combo_i2c_lock();
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0001); // page down
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0x3f, 0x0001);
goto err;
}
if (rda_wlan_version() == WLAN_VERSION_91_E) {
ret = i2c_read_1_addr_2_data(rda_wifi_rf_client, 0x27, &temp); //read 0xA7
if (ret < 0) {
printk(KERN_INFO
"%s() read from address(0x%02x) failed! \n",
__func__, 0xA7);
goto err;
}
temp = temp & ~(0x1); //clear bit[0]
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x27, temp); //write back
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0xA7, temp);
goto err;
}
}
ret = i2c_write_1_addr_2_data(rda_wifi_rf_client, 0x3f, 0x0000); // page up
if (ret < 0) {
printk(KERN_INFO
"%s() write address(0x%02x) with value(0x%04x) failed! \n",
__func__, 0x3f, 0x0001);
goto err;
}
rda_combo_i2c_unlock();
disable_32k_rtc(CLOCK_FM);
return 0;
err:
rda_combo_i2c_unlock();
printk(KERN_INFO "***rda_fm_power_off failed! \n");
return -1;
}
|
