aboutsummaryrefslogtreecommitdiffstats
path: root/sound/pci/pcxhr/pcxhr_mix22.c
blob: ff019126b672e4743fba7385134ae7a39e3b873d (plain) (blame)
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
/*
 * Driver for Digigram pcxhr compatible soundcards
 *
 * mixer interface for stereo cards
 *
 * Copyright (c) 2004 by Digigram <alsa@digigram.com>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <linux/delay.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/asoundef.h>
#include "pcxhr.h"
#include "pcxhr_core.h"
#include "pcxhr_mix22.h"


/* registers used on the DSP and Xilinx (port 2) : HR stereo cards only */
#define PCXHR_DSP_RESET		0x20
#define PCXHR_XLX_CFG		0x24
#define PCXHR_XLX_RUER		0x28
#define PCXHR_XLX_DATA		0x2C
#define PCXHR_XLX_STATUS	0x30
#define PCXHR_XLX_LOFREQ	0x34
#define PCXHR_XLX_HIFREQ	0x38
#define PCXHR_XLX_CSUER		0x3C
#define PCXHR_XLX_SELMIC	0x40

#define PCXHR_DSP 2

/* byte access only ! */
#define PCXHR_INPB(mgr, x)	inb((mgr)->port[PCXHR_DSP] + (x))
#define PCXHR_OUTPB(mgr, x, data) outb((data), (mgr)->port[PCXHR_DSP] + (x))


/* values for PCHR_DSP_RESET register */
#define PCXHR_DSP_RESET_DSP	0x01
#define PCXHR_DSP_RESET_MUTE	0x02
#define PCXHR_DSP_RESET_CODEC	0x08

/* values for PCHR_XLX_CFG register */
#define PCXHR_CFG_SYNCDSP_MASK		0x80
#define PCXHR_CFG_DEPENDENCY_MASK	0x60
#define PCXHR_CFG_INDEPENDANT_SEL	0x00
#define PCXHR_CFG_MASTER_SEL		0x40
#define PCXHR_CFG_SLAVE_SEL		0x20
#define PCXHR_CFG_DATA_UER1_SEL_MASK	0x10	/* 0 (UER0), 1(UER1) */
#define PCXHR_CFG_DATAIN_SEL_MASK	0x08	/* 0 (ana), 1 (UER) */
#define PCXHR_CFG_SRC_MASK		0x04	/* 0 (Bypass), 1 (SRC Actif) */
#define PCXHR_CFG_CLOCK_UER1_SEL_MASK	0x02	/* 0 (UER0), 1(UER1) */
#define PCXHR_CFG_CLOCKIN_SEL_MASK	0x01	/* 0 (internal), 1 (AES/EBU) */

/* values for PCHR_XLX_DATA register */
#define PCXHR_DATA_CODEC	0x80
#define AKM_POWER_CONTROL_CMD	0xA007
#define AKM_RESET_ON_CMD	0xA100
#define AKM_RESET_OFF_CMD	0xA103
#define AKM_CLOCK_INF_55K_CMD	0xA240
#define AKM_CLOCK_SUP_55K_CMD	0xA24D
#define AKM_MUTE_CMD		0xA38D
#define AKM_UNMUTE_CMD		0xA30D
#define AKM_LEFT_LEVEL_CMD	0xA600
#define AKM_RIGHT_LEVEL_CMD	0xA700

/* values for PCHR_XLX_STATUS register - READ */
#define PCXHR_STAT_SRC_LOCK		0x01
#define PCXHR_STAT_LEVEL_IN		0x02
#define PCXHR_STAT_MIC_CAPS		0x10
/* values for PCHR_XLX_STATUS register - WRITE */
#define PCXHR_STAT_FREQ_SYNC_MASK	0x01
#define PCXHR_STAT_FREQ_UER1_MASK	0x02
#define PCXHR_STAT_FREQ_SAVE_MASK	0x80

/* values for PCHR_XLX_CSUER register */
#define PCXHR_SUER1_BIT_U_READ_MASK	0x80
#define PCXHR_SUER1_BIT_C_READ_MASK	0x40
#define PCXHR_SUER1_DATA_PRESENT_MASK	0x20
#define PCXHR_SUER1_CLOCK_PRESENT_MASK	0x10
#define PCXHR_SUER_BIT_U_READ_MASK	0x08
#define PCXHR_SUER_BIT_C_READ_MASK	0x04
#define PCXHR_SUER_DATA_PRESENT_MASK	0x02
#define PCXHR_SUER_CLOCK_PRESENT_MASK	0x01

#define PCXHR_SUER_BIT_U_WRITE_MASK	0x02
#define PCXHR_SUER_BIT_C_WRITE_MASK	0x01

/* values for PCXHR_XLX_SELMIC register - WRITE */
#define PCXHR_SELMIC_PREAMPLI_OFFSET	2
#define PCXHR_SELMIC_PREAMPLI_MASK	0x0C
#define PCXHR_SELMIC_PHANTOM_ALIM	0x80


static const unsigned char g_hr222_p_level[] = {
    0x00,   /* [000] -49.5 dB:	AKM[000] = -1.#INF dB	(mute) */
    0x01,   /* [001] -49.0 dB:	AKM[001] = -48.131 dB	(diff=0.86920 dB) */
    0x01,   /* [002] -48.5 dB:	AKM[001] = -48.131 dB	(diff=0.36920 dB) */
    0x01,   /* [003] -48.0 dB:	AKM[001] = -48.131 dB	(diff=0.13080 dB) */
    0x01,   /* [004] -47.5 dB:	AKM[001] = -48.131 dB	(diff=0.63080 dB) */
    0x01,   /* [005] -46.5 dB:	AKM[001] = -48.131 dB	(diff=1.63080 dB) */
    0x01,   /* [006] -47.0 dB:	AKM[001] = -48.131 dB	(diff=1.13080 dB) */
    0x01,   /* [007] -46.0 dB:	AKM[001] = -48.131 dB	(diff=2.13080 dB) */
    0x01,   /* [008] -45.5 dB:	AKM[001] = -48.131 dB	(diff=2.63080 dB) */
    0x02,   /* [009] -45.0 dB:	AKM[002] = -42.110 dB	(diff=2.88980 dB) */
    0x02,   /* [010] -44.5 dB:	AKM[002] = -42.110 dB	(diff=2.38980 dB) */
    0x02,   /* [011] -44.0 dB:	AKM[002] = -42.110 dB	(diff=1.88980 dB) */
    0x02,   /* [012] -43.5 dB:	AKM[002] = -42.110 dB	(diff=1.38980 dB) */
    0x02,   /* [013] -43.0 dB:	AKM[002] = -42.110 dB	(diff=0.88980 dB) */
    0x02,   /* [014] -42.5 dB:	AKM[002] = -42.110 dB	(diff=0.38980 dB) */
    0x02,   /* [015] -42.0 dB:	AKM[002] = -42.110 dB	(diff=0.11020 dB) */
    0x02,   /* [016] -41.5 dB:	AKM[002] = -42.110 dB	(diff=0.61020 dB) */
    0x02,   /* [017] -41.0 dB:	AKM[002] = -42.110 dB	(diff=1.11020 dB) */
    0x02,   /* [018] -40.5 dB:	AKM[002] = -42.110 dB	(diff=1.61020 dB) */
    0x03,   /* [019] -40.0 dB:	AKM[003] = -38.588 dB	(diff=1.41162 dB) */
    0x03,   /* [020] -39.5 dB:	AKM[003] = -38.588 dB	(diff=0.91162 dB) */
    0x03,   /* [021] -39.0 dB:	AKM[003] = -38.588 dB	(diff=0.41162 dB) */
    0x03,   /* [022] -38.5 dB:	AKM[003] = -38.588 dB	(diff=0.08838 dB) */
    0x03,   /* [023] -38.0 dB:	AKM[003] = -38.588 dB	(diff=0.58838 dB) */
    0x03,   /* [024] -37.5 dB:	AKM[003] = -38.588 dB	(diff=1.08838 dB) */
    0x04,   /* [025] -37.0 dB:	AKM[004] = -36.090 dB	(diff=0.91040 dB) */
    0x04,   /* [026] -36.5 dB:	AKM[004] = -36.090 dB	(diff=0.41040 dB) */
    0x04,   /* [027] -36.0 dB:	AKM[004] = -36.090 dB	(diff=0.08960 dB) */
    0x04,   /* [028] -35.5 dB:	AKM[004] = -36.090 dB	(diff=0.58960 dB) */
    0x05,   /* [029] -35.0 dB:	AKM[005] = -34.151 dB	(diff=0.84860 dB) */
    0x05,   /* [030] -34.5 dB:	AKM[005] = -34.151 dB	(diff=0.34860 dB) */
    0x05,   /* [031] -34.0 dB:	AKM[005] = -34.151 dB	(diff=0.15140 dB) */
    0x05,   /* [032] -33.5 dB:	AKM[005] = -34.151 dB	(diff=0.65140 dB) */
    0x06,   /* [033] -33.0 dB:	AKM[006] = -32.568 dB	(diff=0.43222 dB) */
    0x06,   /* [034] -32.5 dB:	AKM[006] = -32.568 dB	(diff=0.06778 dB) */
    0x06,   /* [035] -32.0 dB:	AKM[006] = -32.568 dB	(diff=0.56778 dB) */
    0x07,   /* [036] -31.5 dB:	AKM[007] = -31.229 dB	(diff=0.27116 dB) */
    0x07,   /* [037] -31.0 dB:	AKM[007] = -31.229 dB	(diff=0.22884 dB) */
    0x08,   /* [038] -30.5 dB:	AKM[008] = -30.069 dB	(diff=0.43100 dB) */
    0x08,   /* [039] -30.0 dB:	AKM[008] = -30.069 dB	(diff=0.06900 dB) */
    0x09,   /* [040] -29.5 dB:	AKM[009] = -29.046 dB	(diff=0.45405 dB) */
    0x09,   /* [041] -29.0 dB:	AKM[009] = -29.046 dB	(diff=0.04595 dB) */
    0x0a,   /* [042] -28.5 dB:	AKM[010] = -28.131 dB	(diff=0.36920 dB) */
    0x0a,   /* [043] -28.0 dB:	AKM[010] = -28.131 dB	(diff=0.13080 dB) */
    0x0b,   /* [044] -27.5 dB:	AKM[011] = -27.303 dB	(diff=0.19705 dB) */
    0x0b,   /* [045] -27.0 dB:	AKM[011] = -27.303 dB	(diff=0.30295 dB) */
    0x0c,   /* [046] -26.5 dB:	AKM[012] = -26.547 dB	(diff=0.04718 dB) */
    0x0d,   /* [047] -26.0 dB:	AKM[013] = -25.852 dB	(diff=0.14806 dB) */
    0x0e,   /* [048] -25.5 dB:	AKM[014] = -25.208 dB	(diff=0.29176 dB) */
    0x0e,   /* [049] -25.0 dB:	AKM[014] = -25.208 dB	(diff=0.20824 dB) */
    0x0f,   /* [050] -24.5 dB:	AKM[015] = -24.609 dB	(diff=0.10898 dB) */
    0x10,   /* [051] -24.0 dB:	AKM[016] = -24.048 dB	(diff=0.04840 dB) */
    0x11,   /* [052] -23.5 dB:	AKM[017] = -23.522 dB	(diff=0.02183 dB) */
    0x12,   /* [053] -23.0 dB:	AKM[018] = -23.025 dB	(diff=0.02535 dB) */
    0x13,   /* [054] -22.5 dB:	AKM[019] = -22.556 dB	(diff=0.05573 dB) */
    0x14,   /* [055] -22.0 dB:	AKM[020] = -22.110 dB	(diff=0.11020 dB) */
    0x15,   /* [056] -21.5 dB:	AKM[021] = -21.686 dB	(diff=0.18642 dB) */
    0x17,   /* [057] -21.0 dB:	AKM[023] = -20.896 dB	(diff=0.10375 dB) */
    0x18,   /* [058] -20.5 dB:	AKM[024] = -20.527 dB	(diff=0.02658 dB) */
    0x1a,   /* [059] -20.0 dB:	AKM[026] = -19.831 dB	(diff=0.16866 dB) */
    0x1b,   /* [060] -19.5 dB:	AKM[027] = -19.504 dB	(diff=0.00353 dB) */
    0x1d,   /* [061] -19.0 dB:	AKM[029] = -18.883 dB	(diff=0.11716 dB) */
    0x1e,   /* [062] -18.5 dB:	AKM[030] = -18.588 dB	(diff=0.08838 dB) */
    0x20,   /* [063] -18.0 dB:	AKM[032] = -18.028 dB	(diff=0.02780 dB) */
    0x22,   /* [064] -17.5 dB:	AKM[034] = -17.501 dB	(diff=0.00123 dB) */
    0x24,   /* [065] -17.0 dB:	AKM[036] = -17.005 dB	(diff=0.00475 dB) */
    0x26,   /* [066] -16.5 dB:	AKM[038] = -16.535 dB	(diff=0.03513 dB) */
    0x28,   /* [067] -16.0 dB:	AKM[040] = -16.090 dB	(diff=0.08960 dB) */
    0x2b,   /* [068] -15.5 dB:	AKM[043] = -15.461 dB	(diff=0.03857 dB) */
    0x2d,   /* [069] -15.0 dB:	AKM[045] = -15.067 dB	(diff=0.06655 dB) */
    0x30,   /* [070] -14.5 dB:	AKM[048] = -14.506 dB	(diff=0.00598 dB) */
    0x33,   /* [071] -14.0 dB:	AKM[051] = -13.979 dB	(diff=0.02060 dB) */
    0x36,   /* [072] -13.5 dB:	AKM[054] = -13.483 dB	(diff=0.01707 dB) */
    0x39,   /* [073] -13.0 dB:	AKM[057] = -13.013 dB	(diff=0.01331 dB) */
    0x3c,   /* [074] -12.5 dB:	AKM[060] = -12.568 dB	(diff=0.06778 dB) */
    0x40,   /* [075] -12.0 dB:	AKM[064] = -12.007 dB	(diff=0.00720 dB) */
    0x44,   /* [076] -11.5 dB:	AKM[068] = -11.481 dB	(diff=0.01937 dB) */
    0x48,   /* [077] -11.0 dB:	AKM[072] = -10.984 dB	(diff=0.01585 dB) */
    0x4c,   /* [078] -10.5 dB:	AKM[076] = -10.515 dB	(diff=0.01453 dB) */
    0x51,   /* [079] -10.0 dB:	AKM[081] = -9.961 dB	(diff=0.03890 dB) */
    0x55,   /* [080] -9.5 dB:	AKM[085] = -9.542 dB	(diff=0.04243 dB) */
    0x5a,   /* [081] -9.0 dB:	AKM[090] = -9.046 dB	(diff=0.04595 dB) */
    0x60,   /* [082] -8.5 dB:	AKM[096] = -8.485 dB	(diff=0.01462 dB) */
    0x66,   /* [083] -8.0 dB:	AKM[102] = -7.959 dB	(diff=0.04120 dB) */
    0x6c,   /* [084] -7.5 dB:	AKM[108] = -7.462 dB	(diff=0.03767 dB) */
    0x72,   /* [085] -7.0 dB:	AKM[114] = -6.993 dB	(diff=0.00729 dB) */
    0x79,   /* [086] -6.5 dB:	AKM[121] = -6.475 dB	(diff=0.02490 dB) */
    0x80,   /* [087] -6.0 dB:	AKM[128] = -5.987 dB	(diff=0.01340 dB) */
    0x87,   /* [088] -5.5 dB:	AKM[135] = -5.524 dB	(diff=0.02413 dB) */
    0x8f,   /* [089] -5.0 dB:	AKM[143] = -5.024 dB	(diff=0.02408 dB) */
    0x98,   /* [090] -4.5 dB:	AKM[152] = -4.494 dB	(diff=0.00607 dB) */
    0xa1,   /* [091] -4.0 dB:	AKM[161] = -3.994 dB	(diff=0.00571 dB) */
    0xaa,   /* [092] -3.5 dB:	AKM[170] = -3.522 dB	(diff=0.02183 dB) */
    0xb5,   /* [093] -3.0 dB:	AKM[181] = -2.977 dB	(diff=0.02277 dB) */
    0xbf,   /* [094] -2.5 dB:	AKM[191] = -2.510 dB	(diff=0.01014 dB) */
    0xcb,   /* [095] -2.0 dB:	AKM[203] = -1.981 dB	(diff=0.01912 dB) */
    0xd7,   /* [096] -1.5 dB:	AKM[215] = -1.482 dB	(diff=0.01797 dB) */
    0xe3,   /* [097] -1.0 dB:	AKM[227] = -1.010 dB	(diff=0.01029 dB) */
    0xf1,   /* [098] -0.5 dB:	AKM[241] = -0.490 dB	(diff=0.00954 dB) */
    0xff,   /* [099] +0.0 dB:	AKM[255] = +0.000 dB	(diff=0.00000 dB) */
};


static void hr222_config_akm(struct pcxhr_mgr *mgr, unsigned short data)
{
	unsigned short mask = 0x8000;
	/* activate access to codec registers */
	PCXHR_INPB(mgr, PCXHR_XLX_HIFREQ);

	while (mask) {
		PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
			    data & mask ? PCXHR_DATA_CODEC : 0);
		mask >>= 1;
	}
	/* termiate access to codec registers */
	PCXHR_INPB(mgr, PCXHR_XLX_RUER);
}


static int hr222_set_hw_playback_level(struct pcxhr_mgr *mgr,
				       int idx, int level)
{
	unsigned short cmd;
	if (idx > 1 ||
	    level < 0 ||
	    level >= ARRAY_SIZE(g_hr222_p_level))
		return -EINVAL;

	if (idx == 0)
		cmd = AKM_LEFT_LEVEL_CMD;
	else
		cmd = AKM_RIGHT_LEVEL_CMD;

	/* conversion from PmBoardCodedLevel to AKM nonlinear programming */
	cmd += g_hr222_p_level[level];

	hr222_config_akm(mgr, cmd);
	return 0;
}


static int hr222_set_hw_capture_level(struct pcxhr_mgr *mgr,
				      int level_l, int level_r, int level_mic)
{
	/* program all input levels at the same time */
	unsigned int data;
	int i;

	if (!mgr->capture_chips)
		return -EINVAL;	/* no PCX22 */

	data  = ((level_mic & 0xff) << 24);	/* micro is mono, but apply */
	data |= ((level_mic & 0xff) << 16);	/* level on both channels */
	data |= ((level_r & 0xff) << 8);	/* line input right channel */
	data |= (level_l & 0xff);		/* line input left channel */

	PCXHR_INPB(mgr, PCXHR_XLX_DATA);	/* activate input codec */
	/* send 32 bits (4 x 8 bits) */
	for (i = 0; i < 32; i++, data <<= 1) {
		PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
			    (data & 0x80000000) ? PCXHR_DATA_CODEC : 0);
	}
	PCXHR_INPB(mgr, PCXHR_XLX_RUER);	/* close input level codec */
	return 0;
}

static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level);

int hr222_sub_init(struct pcxhr_mgr *mgr)
{
	unsigned char reg;

	mgr->board_has_analog = 1;	/* analog always available */
	mgr->xlx_cfg = PCXHR_CFG_SYNCDSP_MASK;

	reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
	if (reg & PCXHR_STAT_MIC_CAPS)
		mgr->board_has_mic = 1;	/* microphone available */
	snd_printdd("MIC input available = %d\n", mgr->board_has_mic);

	/* reset codec */
	PCXHR_OUTPB(mgr, PCXHR_DSP_RESET,
		    PCXHR_DSP_RESET_DSP);
	msleep(5);
	PCXHR_OUTPB(mgr, PCXHR_DSP_RESET,
		    PCXHR_DSP_RESET_DSP  |
		    PCXHR_DSP_RESET_MUTE |
		    PCXHR_DSP_RESET_CODEC);
	msleep(5);

	/* config AKM */
	hr222_config_akm(mgr, AKM_POWER_CONTROL_CMD);
	hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
	hr222_config_akm(mgr, AKM_UNMUTE_CMD);
	hr222_config_akm(mgr, AKM_RESET_OFF_CMD);

	/* init micro boost */
	hr222_micro_boost(mgr, 0);

	return 0;
}


/* calc PLL register */
/* TODO : there is a very similar fct in pcxhr.c */
static int hr222_pll_freq_register(unsigned int freq,
				   unsigned int *pllreg,
				   unsigned int *realfreq)
{
	unsigned int reg;

	if (freq < 6900 || freq > 219000)
		return -EINVAL;
	reg = (28224000 * 2) / freq;
	reg = (reg - 1) / 2;
	if (reg < 0x100)
		*pllreg = reg + 0xC00;
	else if (reg < 0x200)
		*pllreg = reg + 0x800;
	else if (reg < 0x400)
		*pllreg = reg & 0x1ff;
	else if (reg < 0x800) {
		*pllreg = ((reg >> 1) & 0x1ff) + 0x200;
		reg &= ~1;
	} else {
		*pllreg = ((reg >> 2) & 0x1ff) + 0x400;
		reg &= ~3;
	}
	if (realfreq)
		*realfreq = (28224000 / (reg + 1));
	return 0;
}

int hr222_sub_set_clock(struct pcxhr_mgr *mgr,
			unsigned int rate,
			int *changed)
{
	unsigned int speed, pllreg = 0;
	int err;
	unsigned realfreq = rate;

	switch (mgr->use_clock_type) {
	case HR22_CLOCK_TYPE_INTERNAL:
		err = hr222_pll_freq_register(rate, &pllreg, &realfreq);
		if (err)
			return err;

		mgr->xlx_cfg &= ~(PCXHR_CFG_CLOCKIN_SEL_MASK |
				  PCXHR_CFG_CLOCK_UER1_SEL_MASK);
		break;
	case HR22_CLOCK_TYPE_AES_SYNC:
		mgr->xlx_cfg |= PCXHR_CFG_CLOCKIN_SEL_MASK;
		mgr->xlx_cfg &= ~PCXHR_CFG_CLOCK_UER1_SEL_MASK;
		break;
	case HR22_CLOCK_TYPE_AES_1:
		if (!mgr->board_has_aes1)
			return -EINVAL;

		mgr->xlx_cfg |= (PCXHR_CFG_CLOCKIN_SEL_MASK |
				 PCXHR_CFG_CLOCK_UER1_SEL_MASK);
		break;
	default:
		return -EINVAL;
	}
	hr222_config_akm(mgr, AKM_MUTE_CMD);

	if (mgr->use_clock_type == HR22_CLOCK_TYPE_INTERNAL) {
		PCXHR_OUTPB(mgr, PCXHR_XLX_HIFREQ, pllreg >> 8);
		PCXHR_OUTPB(mgr, PCXHR_XLX_LOFREQ, pllreg & 0xff);
	}

	/* set clock source */
	PCXHR_OUTPB(mgr, PCXHR_XLX_CFG, mgr->xlx_cfg);

	/* codec speed modes */
	speed = rate < 55000 ? 0 : 1;
	if (mgr->codec_speed != speed) {
		mgr->codec_speed = speed;
		if (speed == 0)
			hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
		else
			hr222_config_akm(mgr, AKM_CLOCK_SUP_55K_CMD);
	}

	mgr->sample_rate_real = realfreq;
	mgr->cur_clock_type = mgr->use_clock_type;

	if (changed)
		*changed = 1;

	hr222_config_akm(mgr, AKM_UNMUTE_CMD);

	snd_printdd("set_clock to %dHz (realfreq=%d pllreg=%x)\n",
		    rate, realfreq, pllreg);
	return 0;
}

int hr222_get_external_clock(struct pcxhr_mgr *mgr,
			     enum pcxhr_clock_type clock_type,
			     int *sample_rate)
{
	int rate, calc_rate = 0;
	unsigned int ticks;
	unsigned char mask, reg;

	if (clock_type == HR22_CLOCK_TYPE_AES_SYNC) {

		mask = (PCXHR_SUER_CLOCK_PRESENT_MASK |
			PCXHR_SUER_DATA_PRESENT_MASK);
		reg = PCXHR_STAT_FREQ_SYNC_MASK;

	} else if (clock_type == HR22_CLOCK_TYPE_AES_1 && mgr->board_has_aes1) {

		mask = (PCXHR_SUER1_CLOCK_PRESENT_MASK |
			PCXHR_SUER1_DATA_PRESENT_MASK);
		reg = PCXHR_STAT_FREQ_UER1_MASK;

	} else {
		snd_printdd("get_external_clock : type %d not supported\n",
			    clock_type);
		return -EINVAL; /* other clocks not supported */
	}

	if ((PCXHR_INPB(mgr, PCXHR_XLX_CSUER) & mask) != mask) {
		snd_printdd("get_external_clock(%d) = 0 Hz\n", clock_type);
		*sample_rate = 0;
		return 0; /* no external clock locked */
	}

	PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* calculate freq */

	/* save the measured clock frequency */
	reg |= PCXHR_STAT_FREQ_SAVE_MASK;

	if (mgr->last_reg_stat != reg) {
		udelay(500);	/* wait min 2 cycles of lowest freq (8000) */
		mgr->last_reg_stat = reg;
	}

	PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* save */

	/* get the frequency */
	ticks = (unsigned int)PCXHR_INPB(mgr, PCXHR_XLX_CFG);
	ticks = (ticks & 0x03) << 8;
	ticks |= (unsigned int)PCXHR_INPB(mgr, PCXHR_DSP_RESET);

	if (ticks != 0)
		calc_rate = 28224000 / ticks;
	/* rounding */
	if (calc_rate > 184200)
		rate = 192000;
	else if (calc_rate > 152200)
		rate = 176400;
	else if (calc_rate > 112000)
		rate = 128000;
	else if (calc_rate > 92100)
		rate = 96000;
	else if (calc_rate > 76100)
		rate = 88200;
	else if (calc_rate > 56000)
		rate = 64000;
	else if (calc_rate > 46050)
		rate = 48000;
	else if (calc_rate > 38050)
		rate = 44100;
	else if (calc_rate > 28000)
		rate = 32000;
	else if (calc_rate > 23025)
		rate = 24000;
	else if (calc_rate > 19025)
		rate = 22050;
	else if (calc_rate > 14000)
		rate = 16000;
	else if (calc_rate > 11512)
		rate = 12000;
	else if (calc_rate > 9512)
		rate = 11025;
	else if (calc_rate > 7000)
		rate = 8000;
	else
		rate = 0;

	snd_printdd("External clock is at %d Hz (measured %d Hz)\n",
		    rate, calc_rate);
	*sample_rate = rate;
	return 0;
}


int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
				    int is_capture, int channel)
{
	snd_printdd("hr222_update_analog_audio_level(%s chan=%d)\n",
		    is_capture ? "capture" : "playback", channel);
	if (is_capture) {
		int level_l, level_r, level_mic;
		/* we have to update all levels */
		if (chip->analog_capture_active) {
			level_l = chip->analog_capture_volume[0];
			level_r = chip->analog_capture_volume[1];
		} else {
			level_l = HR222_LINE_CAPTURE_LEVEL_MIN;
			level_r = HR222_LINE_CAPTURE_LEVEL_MIN;
		}
		if (chip->mic_active)
			level_mic = chip->mic_volume;
		else
			level_mic = HR222_MICRO_CAPTURE_LEVEL_MIN;
		return hr222_set_hw_capture_level(chip->mgr,
						 level_l, level_r, level_mic);
	} else {
		int vol;
		if (chip->analog_playback_active[channel])
			vol = chip->analog_playback_volume[channel];
		else
			vol = HR222_LINE_PLAYBACK_LEVEL_MIN;
		return hr222_set_hw_playback_level(chip->mgr, channel, vol);
	}
}


/*texts[5] = {"Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"}*/
#define SOURCE_LINE	0
#define SOURCE_DIGITAL	1
#define SOURCE_DIGISRC	2
#define SOURCE_MIC	3
#define SOURCE_LINEMIC	4

int hr222_set_audio_source(struct snd_pcxhr *chip)
{
	int digital = 0;
	/* default analog source */
	chip->mgr->xlx_cfg &= ~(PCXHR_CFG_SRC_MASK |
				PCXHR_CFG_DATAIN_SEL_MASK |
				PCXHR_CFG_DATA_UER1_SEL_MASK);

	if (chip->audio_capture_source == SOURCE_DIGISRC) {
		chip->mgr->xlx_cfg |= PCXHR_CFG_SRC_MASK;
		digital = 1;
	} else {
		if (chip->audio_capture_source == SOURCE_DIGITAL)
			digital = 1;
	}
	if (digital) {
		chip->mgr->xlx_cfg |=  PCXHR_CFG_DATAIN_SEL_MASK;
		if (chip->mgr->board_has_aes1) {
			/* get data from the AES1 plug */
			chip->mgr->xlx_cfg |= PCXHR_CFG_DATA_UER1_SEL_MASK;
		}
		/* chip->mic_active = 0; */
		/* chip->analog_capture_active = 0; */
	} else {
		int update_lvl = 0;
		chip->analog_capture_active = 0;
		chip->mic_active = 0;
		if (chip->audio_capture_source == SOURCE_LINE ||
		    chip->audio_capture_source == SOURCE_LINEMIC) {
			if (chip->analog_capture_active == 0)
				update_lvl = 1;
			chip->analog_capture_active = 1;
		}
		if (chip->audio_capture_source == SOURCE_MIC ||
		    chip->audio_capture_source == SOURCE_LINEMIC) {
			if (chip->mic_active == 0)
				update_lvl = 1;
			chip->mic_active = 1;
		}
		if (update_lvl) {
			/* capture: update all 3 mutes/unmutes with one call */
			hr222_update_analog_audio_level(chip, 1, 0);
		}
	}
	/* set the source infos (max 3 bits modified) */
	PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CFG, chip->mgr->xlx_cfg);
	return 0;
}


int hr222_iec958_capture_byte(struct snd_pcxhr *chip,
			     int aes_idx, unsigned char *aes_bits)
{
	unsigned char idx = (unsigned char)(aes_idx * 8);
	unsigned char temp = 0;
	unsigned char mask = chip->mgr->board_has_aes1 ?
		PCXHR_SUER1_BIT_C_READ_MASK : PCXHR_SUER_BIT_C_READ_MASK;
	int i;
	for (i = 0; i < 8; i++) {
		PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx++); /* idx < 192 */
		temp <<= 1;
		if (PCXHR_INPB(chip->mgr, PCXHR_XLX_CSUER) & mask)
			temp |= 1;
	}
	snd_printdd("read iec958 AES %d byte %d = 0x%x\n",
		    chip->chip_idx, aes_idx, temp);
	*aes_bits = temp;
	return 0;
}


int hr222_iec958_update_byte(struct snd_pcxhr *chip,
			     int aes_idx, unsigned char aes_bits)
{
	int i;
	unsigned char new_bits = aes_bits;
	unsigned char old_bits = chip->aes_bits[aes_idx];
	unsigned char idx = (unsigned char)(aes_idx * 8);
	for (i = 0; i < 8; i++) {
		if ((old_bits & 0x01) != (new_bits & 0x01)) {
			/* idx < 192 */
			PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx);
			/* write C and U bit */
			PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CSUER, new_bits&0x01 ?
				    PCXHR_SUER_BIT_C_WRITE_MASK : 0);
		}
		idx++;
		old_bits >>= 1;
		new_bits >>= 1;
	}
	chip->aes_bits[aes_idx] = aes_bits;
	return 0;
}

static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level)
{
	unsigned char boost_mask;
	boost_mask = (unsigned char) (level << PCXHR_SELMIC_PREAMPLI_OFFSET);
	if (boost_mask & (~PCXHR_SELMIC_PREAMPLI_MASK))
		return; /* only values form 0 to 3 accepted */

	mgr->xlx_selmic &= ~PCXHR_SELMIC_PREAMPLI_MASK;
	mgr->xlx_selmic |= boost_mask;

	PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);

	snd_printdd("hr222_micro_boost : set %x\n", boost_mask);
}

static void hr222_phantom_power(struct pcxhr_mgr *mgr, int power)
{
	if (power)
		mgr->xlx_selmic |= PCXHR_SELMIC_PHANTOM_ALIM;
	else
		mgr->xlx_selmic &= ~PCXHR_SELMIC_PHANTOM_ALIM;

	PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);

	snd_printdd("hr222_phantom_power : set %d\n", power);
}


/* mic level */
static const DECLARE_TLV_DB_SCALE(db_scale_mic_hr222, -9850, 50, 650);

static int hr222_mic_vol_info(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_info *uinfo)
{
	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = 1;
	uinfo->value.integer.min = HR222_MICRO_CAPTURE_LEVEL_MIN; /* -98 dB */
	/* gains from 9 dB to 31.5 dB not recommended; use micboost instead */
	uinfo->value.integer.max = HR222_MICRO_CAPTURE_LEVEL_MAX; /*  +7 dB */
	return 0;
}

static int hr222_mic_vol_get(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	mutex_lock(&chip->mgr->mixer_mutex);
	ucontrol->value.integer.value[0] = chip->mic_volume;
	mutex_unlock(&chip->mgr->mixer_mutex);
	return 0;
}

static int hr222_mic_vol_put(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	int changed = 0;
	mutex_lock(&chip->mgr->mixer_mutex);
	if (chip->mic_volume != ucontrol->value.integer.value[0]) {
		changed = 1;
		chip->mic_volume = ucontrol->value.integer.value[0];
		hr222_update_analog_audio_level(chip, 1, 0);
	}
	mutex_unlock(&chip->mgr->mixer_mutex);
	return changed;
}

static struct snd_kcontrol_new hr222_control_mic_level = {
	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
	.access =	(SNDRV_CTL_ELEM_ACCESS_READWRITE |
			 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
	.name =		"Mic Capture Volume",
	.info =		hr222_mic_vol_info,
	.get =		hr222_mic_vol_get,
	.put =		hr222_mic_vol_put,
	.tlv = { .p = db_scale_mic_hr222 },
};


/* mic boost level */
static const DECLARE_TLV_DB_SCALE(db_scale_micboost_hr222, 0, 1800, 5400);

static int hr222_mic_boost_info(struct snd_kcontrol *kcontrol,
				struct snd_ctl_elem_info *uinfo)
{
	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = 1;
	uinfo->value.integer.min = 0;	/*  0 dB */
	uinfo->value.integer.max = 3;	/* 54 dB */
	return 0;
}

static int hr222_mic_boost_get(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	mutex_lock(&chip->mgr->mixer_mutex);
	ucontrol->value.integer.value[0] = chip->mic_boost;
	mutex_unlock(&chip->mgr->mixer_mutex);
	return 0;
}

static int hr222_mic_boost_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	int changed = 0;
	mutex_lock(&chip->mgr->mixer_mutex);
	if (chip->mic_boost != ucontrol->value.integer.value[0]) {
		changed = 1;
		chip->mic_boost = ucontrol->value.integer.value[0];
		hr222_micro_boost(chip->mgr, chip->mic_boost);
	}
	mutex_unlock(&chip->mgr->mixer_mutex);
	return changed;
}

static struct snd_kcontrol_new hr222_control_mic_boost = {
	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
	.access =	(SNDRV_CTL_ELEM_ACCESS_READWRITE |
			 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
	.name =		"MicBoost Capture Volume",
	.info =		hr222_mic_boost_info,
	.get =		hr222_mic_boost_get,
	.put =		hr222_mic_boost_put,
	.tlv = { .p = db_scale_micboost_hr222 },
};


/******************* Phantom power switch *******************/
#define hr222_phantom_power_info	snd_ctl_boolean_mono_info

static int hr222_phantom_power_get(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	mutex_lock(&chip->mgr->mixer_mutex);
	ucontrol->value.integer.value[0] = chip->phantom_power;
	mutex_unlock(&chip->mgr->mixer_mutex);
	return 0;
}

static int hr222_phantom_power_put(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	int power, changed = 0;

	mutex_lock(&chip->mgr->mixer_mutex);
	power = !!ucontrol->value.integer.value[0];
	if (chip->phantom_power != power) {
		hr222_phantom_power(chip->mgr, power);
		chip->phantom_power = power;
		changed = 1;
	}
	mutex_unlock(&chip->mgr->mixer_mutex);
	return changed;
}

static struct snd_kcontrol_new hr222_phantom_power_switch = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Phantom Power Switch",
	.info = hr222_phantom_power_info,
	.get = hr222_phantom_power_get,
	.put = hr222_phantom_power_put,
};


int hr222_add_mic_controls(struct snd_pcxhr *chip)
{
	int err;
	if (!chip->mgr->board_has_mic)
		return 0;

	/* controls */
	err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_level,
						   chip));
	if (err < 0)
		return err;

	err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_boost,
						   chip));
	if (err < 0)
		return err;

	err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_phantom_power_switch,
						   chip));
	return err;
}