-
Notifications
You must be signed in to change notification settings - Fork 53.6k
/
awacs.c
1078 lines (967 loc) · 29.9 KB
/
awacs.c
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
/*
* PMac AWACS lowlevel functions
*
* Copyright (c) by Takashi Iwai <[email protected]>
* code based on dmasound.c.
*
* 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 <asm/io.h>
#include <asm/nvram.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <sound/core.h>
#include "pmac.h"
#ifdef CONFIG_ADB_CUDA
#define PMAC_AMP_AVAIL
#endif
#ifdef PMAC_AMP_AVAIL
struct awacs_amp {
unsigned char amp_master;
unsigned char amp_vol[2][2];
unsigned char amp_tone[2];
};
#define CHECK_CUDA_AMP() (sys_ctrler == SYS_CTRLER_CUDA)
#endif /* PMAC_AMP_AVAIL */
static void snd_pmac_screamer_wait(struct snd_pmac *chip)
{
long timeout = 2000;
while (!(in_le32(&chip->awacs->codec_stat) & MASK_VALID)) {
mdelay(1);
if (! --timeout) {
snd_printd("snd_pmac_screamer_wait timeout\n");
break;
}
}
}
/*
* write AWACS register
*/
static void
snd_pmac_awacs_write(struct snd_pmac *chip, int val)
{
long timeout = 5000000;
if (chip->model == PMAC_SCREAMER)
snd_pmac_screamer_wait(chip);
out_le32(&chip->awacs->codec_ctrl, val | (chip->subframe << 22));
while (in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) {
if (! --timeout) {
snd_printd("snd_pmac_awacs_write timeout\n");
break;
}
}
}
static void
snd_pmac_awacs_write_reg(struct snd_pmac *chip, int reg, int val)
{
snd_pmac_awacs_write(chip, val | (reg << 12));
chip->awacs_reg[reg] = val;
}
static void
snd_pmac_awacs_write_noreg(struct snd_pmac *chip, int reg, int val)
{
snd_pmac_awacs_write(chip, val | (reg << 12));
}
#ifdef CONFIG_PM
/* Recalibrate chip */
static void screamer_recalibrate(struct snd_pmac *chip)
{
if (chip->model != PMAC_SCREAMER)
return;
/* Sorry for the horrible delays... I hope to get that improved
* by making the whole PM process asynchronous in a future version
*/
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
if (chip->manufacturer == 0x1)
/* delay for broken crystal part */
msleep(750);
snd_pmac_awacs_write_noreg(chip, 1,
chip->awacs_reg[1] | MASK_RECALIBRATE |
MASK_CMUTE | MASK_AMUTE);
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
}
#else
#define screamer_recalibrate(chip) /* NOP */
#endif
/*
* additional callback to set the pcm format
*/
static void snd_pmac_awacs_set_format(struct snd_pmac *chip)
{
chip->awacs_reg[1] &= ~MASK_SAMPLERATE;
chip->awacs_reg[1] |= chip->rate_index << 3;
snd_pmac_awacs_write_reg(chip, 1, chip->awacs_reg[1]);
}
/*
* AWACS volume callbacks
*/
/*
* volumes: 0-15 stereo
*/
static int snd_pmac_awacs_info_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 15;
return 0;
}
static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int lshift = (kcontrol->private_value >> 8) & 0xff;
int inverted = (kcontrol->private_value >> 16) & 1;
unsigned long flags;
int vol[2];
spin_lock_irqsave(&chip->reg_lock, flags);
vol[0] = (chip->awacs_reg[reg] >> lshift) & 0xf;
vol[1] = chip->awacs_reg[reg] & 0xf;
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (inverted) {
vol[0] = 0x0f - vol[0];
vol[1] = 0x0f - vol[1];
}
ucontrol->value.integer.value[0] = vol[0];
ucontrol->value.integer.value[1] = vol[1];
return 0;
}
static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int lshift = (kcontrol->private_value >> 8) & 0xff;
int inverted = (kcontrol->private_value >> 16) & 1;
int val, oldval;
unsigned long flags;
unsigned int vol[2];
vol[0] = ucontrol->value.integer.value[0];
vol[1] = ucontrol->value.integer.value[1];
if (vol[0] > 0x0f || vol[1] > 0x0f)
return -EINVAL;
if (inverted) {
vol[0] = 0x0f - vol[0];
vol[1] = 0x0f - vol[1];
}
vol[0] &= 0x0f;
vol[1] &= 0x0f;
spin_lock_irqsave(&chip->reg_lock, flags);
oldval = chip->awacs_reg[reg];
val = oldval & ~(0xf | (0xf << lshift));
val |= vol[0] << lshift;
val |= vol[1];
if (oldval != val)
snd_pmac_awacs_write_reg(chip, reg, val);
spin_unlock_irqrestore(&chip->reg_lock, flags);
return oldval != reg;
}
#define AWACS_VOLUME(xname, xreg, xshift, xinverted) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
.info = snd_pmac_awacs_info_volume, \
.get = snd_pmac_awacs_get_volume, \
.put = snd_pmac_awacs_put_volume, \
.private_value = (xreg) | ((xshift) << 8) | ((xinverted) << 16) }
/*
* mute master/ogain for AWACS: mono
*/
static int snd_pmac_awacs_get_switch(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 8) & 0xff;
int invert = (kcontrol->private_value >> 16) & 1;
int val;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val = (chip->awacs_reg[reg] >> shift) & 1;
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (invert)
val = 1 - val;
ucontrol->value.integer.value[0] = val;
return 0;
}
static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int reg = kcontrol->private_value & 0xff;
int shift = (kcontrol->private_value >> 8) & 0xff;
int invert = (kcontrol->private_value >> 16) & 1;
int mask = 1 << shift;
int val, changed;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val = chip->awacs_reg[reg] & ~mask;
if (ucontrol->value.integer.value[0] != invert)
val |= mask;
changed = chip->awacs_reg[reg] != val;
if (changed)
snd_pmac_awacs_write_reg(chip, reg, val);
spin_unlock_irqrestore(&chip->reg_lock, flags);
return changed;
}
#define AWACS_SWITCH(xname, xreg, xshift, xinvert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
.info = snd_pmac_boolean_mono_info, \
.get = snd_pmac_awacs_get_switch, \
.put = snd_pmac_awacs_put_switch, \
.private_value = (xreg) | ((xshift) << 8) | ((xinvert) << 16) }
#ifdef PMAC_AMP_AVAIL
/*
* controls for perch/whisper extension cards, e.g. G3 desktop
*
* TDA7433 connected via i2c address 0x45 (= 0x8a),
* accessed through cuda
*/
static void awacs_set_cuda(int reg, int val)
{
struct adb_request req;
cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a,
reg, val);
while (! req.complete)
cuda_poll();
}
/*
* level = 0 - 14, 7 = 0 dB
*/
static void awacs_amp_set_tone(struct awacs_amp *amp, int bass, int treble)
{
amp->amp_tone[0] = bass;
amp->amp_tone[1] = treble;
if (bass > 7)
bass = (14 - bass) + 8;
if (treble > 7)
treble = (14 - treble) + 8;
awacs_set_cuda(2, (bass << 4) | treble);
}
/*
* vol = 0 - 31 (attenuation), 32 = mute bit, stereo
*/
static int awacs_amp_set_vol(struct awacs_amp *amp, int index,
int lvol, int rvol, int do_check)
{
if (do_check && amp->amp_vol[index][0] == lvol &&
amp->amp_vol[index][1] == rvol)
return 0;
awacs_set_cuda(3 + index, lvol);
awacs_set_cuda(5 + index, rvol);
amp->amp_vol[index][0] = lvol;
amp->amp_vol[index][1] = rvol;
return 1;
}
/*
* 0 = -79 dB, 79 = 0 dB, 99 = +20 dB
*/
static void awacs_amp_set_master(struct awacs_amp *amp, int vol)
{
amp->amp_master = vol;
if (vol <= 79)
vol = 32 + (79 - vol);
else
vol = 32 - (vol - 79);
awacs_set_cuda(1, vol);
}
static void awacs_amp_free(struct snd_pmac *chip)
{
struct awacs_amp *amp = chip->mixer_data;
if (!amp)
return;
kfree(amp);
chip->mixer_data = NULL;
chip->mixer_free = NULL;
}
/*
* mixer controls
*/
static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 31;
return 0;
}
static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = 31 - (amp->amp_vol[index][0] & 31);
ucontrol->value.integer.value[1] = 31 - (amp->amp_vol[index][1] & 31);
return 0;
}
static int snd_pmac_awacs_put_volume_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
int vol[2];
struct awacs_amp *amp = chip->mixer_data;
vol[0] = (31 - (ucontrol->value.integer.value[0] & 31))
| (amp->amp_vol[index][0] & 32);
vol[1] = (31 - (ucontrol->value.integer.value[1] & 31))
| (amp->amp_vol[index][1] & 32);
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32)
? 0 : 1;
ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32)
? 0 : 1;
return 0;
}
static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
int vol[2];
struct awacs_amp *amp = chip->mixer_data;
vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32)
| (amp->amp_vol[index][0] & 31);
vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32)
| (amp->amp_vol[index][1] & 31);
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
static int snd_pmac_awacs_info_tone_amp(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;
uinfo->value.integer.max = 14;
return 0;
}
static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = amp->amp_tone[index];
return 0;
}
static int snd_pmac_awacs_put_tone_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int index = kcontrol->private_value;
struct awacs_amp *amp = chip->mixer_data;
unsigned int val;
val = ucontrol->value.integer.value[0];
if (val > 14)
return -EINVAL;
if (val != amp->amp_tone[index]) {
amp->amp_tone[index] = val;
awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
return 1;
}
return 0;
}
static int snd_pmac_awacs_info_master_amp(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;
uinfo->value.integer.max = 99;
return 0;
}
static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
struct awacs_amp *amp = chip->mixer_data;
ucontrol->value.integer.value[0] = amp->amp_master;
return 0;
}
static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
struct awacs_amp *amp = chip->mixer_data;
unsigned int val;
val = ucontrol->value.integer.value[0];
if (val > 99)
return -EINVAL;
if (val != amp->amp_master) {
amp->amp_master = val;
awacs_amp_set_master(amp, amp->amp_master);
return 1;
}
return 0;
}
#define AMP_CH_SPK 0
#define AMP_CH_HD 1
static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] __initdata = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "PC Speaker Playback Volume",
.info = snd_pmac_awacs_info_volume_amp,
.get = snd_pmac_awacs_get_volume_amp,
.put = snd_pmac_awacs_put_volume_amp,
.private_value = AMP_CH_SPK,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Volume",
.info = snd_pmac_awacs_info_volume_amp,
.get = snd_pmac_awacs_get_volume_amp,
.put = snd_pmac_awacs_put_volume_amp,
.private_value = AMP_CH_HD,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Tone Control - Bass",
.info = snd_pmac_awacs_info_tone_amp,
.get = snd_pmac_awacs_get_tone_amp,
.put = snd_pmac_awacs_put_tone_amp,
.private_value = 0,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Tone Control - Treble",
.info = snd_pmac_awacs_info_tone_amp,
.get = snd_pmac_awacs_get_tone_amp,
.put = snd_pmac_awacs_put_tone_amp,
.private_value = 1,
},
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Amp Master Playback Volume",
.info = snd_pmac_awacs_info_master_amp,
.get = snd_pmac_awacs_get_master_amp,
.put = snd_pmac_awacs_put_master_amp,
},
};
static struct snd_kcontrol_new snd_pmac_awacs_amp_hp_sw __initdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Switch",
.info = snd_pmac_boolean_stereo_info,
.get = snd_pmac_awacs_get_switch_amp,
.put = snd_pmac_awacs_put_switch_amp,
.private_value = AMP_CH_HD,
};
static struct snd_kcontrol_new snd_pmac_awacs_amp_spk_sw __initdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "PC Speaker Playback Switch",
.info = snd_pmac_boolean_stereo_info,
.get = snd_pmac_awacs_get_switch_amp,
.put = snd_pmac_awacs_put_switch_amp,
.private_value = AMP_CH_SPK,
};
#endif /* PMAC_AMP_AVAIL */
/*
* mic boost for screamer
*/
static int snd_pmac_screamer_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;
uinfo->value.integer.max = 3;
return 0;
}
static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int val = 0;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
if (chip->awacs_reg[6] & MASK_MIC_BOOST)
val |= 2;
if (chip->awacs_reg[0] & MASK_GAINLINE)
val |= 1;
spin_unlock_irqrestore(&chip->reg_lock, flags);
ucontrol->value.integer.value[0] = val;
return 0;
}
static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
int changed = 0;
int val0, val6;
unsigned long flags;
spin_lock_irqsave(&chip->reg_lock, flags);
val0 = chip->awacs_reg[0] & ~MASK_GAINLINE;
val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST;
if (ucontrol->value.integer.value[0] & 1)
val0 |= MASK_GAINLINE;
if (ucontrol->value.integer.value[0] & 2)
val6 |= MASK_MIC_BOOST;
if (val0 != chip->awacs_reg[0]) {
snd_pmac_awacs_write_reg(chip, 0, val0);
changed = 1;
}
if (val6 != chip->awacs_reg[6]) {
snd_pmac_awacs_write_reg(chip, 6, val6);
changed = 1;
}
spin_unlock_irqrestore(&chip->reg_lock, flags);
return changed;
}
/*
* lists of mixer elements
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __initdata = {
AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
/* AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __initdata = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __initdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] __initdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __initdata = {
AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __initdata = {
AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
};
/* FIXME: is this correct order?
* screamer (powerbook G3 pismo) seems to have different bits...
*/
static struct snd_kcontrol_new snd_pmac_awacs_mixers2[] __initdata = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] __initdata = {
AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_master_sw __initdata =
AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __initdata =
AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __initdata = {
AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __initdata = {
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Mic Boost Capture Volume",
.info = snd_pmac_screamer_mic_boost_info,
.get = snd_pmac_screamer_mic_boost_get,
.put = snd_pmac_screamer_mic_boost_put,
},
};
static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __initdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __initdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __initdata =
{
AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __initdata = {
AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1),
};
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __initdata =
AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac1 __initdata =
AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 1);
static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 __initdata =
AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
/*
* add new mixer elements to the card
*/
static int build_mixers(struct snd_pmac *chip, int nums,
struct snd_kcontrol_new *mixers)
{
int i, err;
for (i = 0; i < nums; i++) {
err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip));
if (err < 0)
return err;
}
return 0;
}
/*
* restore all registers
*/
static void awacs_restore_all_regs(struct snd_pmac *chip)
{
snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]);
snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
snd_pmac_awacs_write_noreg(chip, 2, chip->awacs_reg[2]);
snd_pmac_awacs_write_noreg(chip, 4, chip->awacs_reg[4]);
if (chip->model == PMAC_SCREAMER) {
snd_pmac_awacs_write_noreg(chip, 5, chip->awacs_reg[5]);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
snd_pmac_awacs_write_noreg(chip, 7, chip->awacs_reg[7]);
}
}
#ifdef CONFIG_PM
static void snd_pmac_awacs_suspend(struct snd_pmac *chip)
{
snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1]
| MASK_AMUTE | MASK_CMUTE));
}
static void snd_pmac_awacs_resume(struct snd_pmac *chip)
{
if (machine_is_compatible("PowerBook3,1")
|| machine_is_compatible("PowerBook3,2")) {
msleep(100);
snd_pmac_awacs_write_reg(chip, 1,
chip->awacs_reg[1] & ~MASK_PAROUT);
msleep(300);
}
awacs_restore_all_regs(chip);
if (chip->model == PMAC_SCREAMER) {
/* reset power bits in reg 6 */
mdelay(5);
snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
}
screamer_recalibrate(chip);
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
struct awacs_amp *amp = chip->mixer_data;
awacs_amp_set_vol(amp, 0,
amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
awacs_amp_set_vol(amp, 1,
amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
awacs_amp_set_master(amp, amp->amp_master);
}
#endif
}
#endif /* CONFIG_PM */
#define IS_PM7500 (machine_is_compatible("AAPL,7500"))
#define IS_BEIGE (machine_is_compatible("AAPL,Gossamer"))
#define IS_IMAC1 (machine_is_compatible("PowerMac2,1"))
#define IS_IMAC2 (machine_is_compatible("PowerMac2,2") \
|| machine_is_compatible("PowerMac4,1"))
#define IS_G4AGP (machine_is_compatible("PowerMac3,1"))
static int imac1, imac2;
#ifdef PMAC_SUPPORT_AUTOMUTE
/*
* auto-mute stuffs
*/
static int snd_pmac_awacs_detect_headphone(struct snd_pmac *chip)
{
return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
}
#ifdef PMAC_AMP_AVAIL
static int toggle_amp_mute(struct awacs_amp *amp, int index, int mute)
{
int vol[2];
vol[0] = amp->amp_vol[index][0] & 31;
vol[1] = amp->amp_vol[index][1] & 31;
if (mute) {
vol[0] |= 32;
vol[1] |= 32;
}
return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
}
#endif
static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify)
{
if (chip->auto_mute) {
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
struct awacs_amp *amp = chip->mixer_data;
int changed;
if (snd_pmac_awacs_detect_headphone(chip)) {
changed = toggle_amp_mute(amp, AMP_CH_HD, 0);
changed |= toggle_amp_mute(amp, AMP_CH_SPK, 1);
} else {
changed = toggle_amp_mute(amp, AMP_CH_HD, 1);
changed |= toggle_amp_mute(amp, AMP_CH_SPK, 0);
}
if (do_notify && ! changed)
return;
} else
#endif
{
int reg = chip->awacs_reg[1]
| (MASK_HDMUTE | MASK_SPKMUTE);
if (imac1) {
reg &= ~MASK_SPKMUTE;
reg |= MASK_PAROUT1;
} else if (imac2) {
reg &= ~MASK_SPKMUTE;
reg &= ~MASK_PAROUT1;
}
if (snd_pmac_awacs_detect_headphone(chip))
reg &= ~MASK_HDMUTE;
else if (imac1)
reg &= ~MASK_PAROUT1;
else if (imac2)
reg |= MASK_PAROUT1;
else
reg &= ~MASK_SPKMUTE;
if (do_notify && reg == chip->awacs_reg[1])
return;
snd_pmac_awacs_write_reg(chip, 1, reg);
}
if (do_notify) {
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->master_sw_ctl->id);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->speaker_sw_ctl->id);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->hp_detect_ctl->id);
}
}
}
#endif /* PMAC_SUPPORT_AUTOMUTE */
/*
* initialize chip
*/
int __init
snd_pmac_awacs_init(struct snd_pmac *chip)
{
int pm7500 = IS_PM7500;
int beige = IS_BEIGE;
int g4agp = IS_G4AGP;
int imac;
int err, vol;
imac1 = IS_IMAC1;
imac2 = IS_IMAC2;
imac = imac1 || imac2;
/* looks like MASK_GAINLINE triggers something, so we set here
* as start-up
*/
chip->awacs_reg[0] = MASK_MUX_CD | 0xff | MASK_GAINLINE;
chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE;
/* FIXME: Only machines with external SRS module need MASK_PAROUT */
if (chip->has_iic || chip->device_id == 0x5 ||
/* chip->_device_id == 0x8 || */
chip->device_id == 0xb)
chip->awacs_reg[1] |= MASK_PAROUT;
/* get default volume from nvram */
// vol = (~nvram_read_byte(0x1308) & 7) << 1;
// vol = ((pmac_xpram_read( 8 ) & 7 ) << 1 );
vol = 0x0f; /* no, on alsa, muted as default */
vol = vol + (vol << 6);
chip->awacs_reg[2] = vol;
chip->awacs_reg[4] = vol;
if (chip->model == PMAC_SCREAMER) {
/* FIXME: screamer has loopthru vol control */
chip->awacs_reg[5] = vol;
/* FIXME: maybe should be vol << 3 for PCMCIA speaker */
chip->awacs_reg[6] = MASK_MIC_BOOST;
chip->awacs_reg[7] = 0;
}
awacs_restore_all_regs(chip);
chip->manufacturer = (in_le32(&chip->awacs->codec_stat) >> 8) & 0xf;
screamer_recalibrate(chip);
chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf;
#ifdef PMAC_AMP_AVAIL
if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) {
struct awacs_amp *amp = kzalloc(sizeof(*amp), GFP_KERNEL);
if (! amp)
return -ENOMEM;
chip->mixer_data = amp;
chip->mixer_free = awacs_amp_free;
/* mute and zero vol */
awacs_amp_set_vol(amp, 0, 63, 63, 0);
awacs_amp_set_vol(amp, 1, 63, 63, 0);
awacs_amp_set_tone(amp, 7, 7); /* 0 dB */
awacs_amp_set_master(amp, 79); /* 0 dB */
}
#endif /* PMAC_AMP_AVAIL */
if (chip->hp_stat_mask == 0) {
/* set headphone-jack detection bit */
switch (chip->model) {
case PMAC_AWACS:
chip->hp_stat_mask = pm7500 ? MASK_HDPCONN
: MASK_LOCONN;
break;
case PMAC_SCREAMER:
switch (chip->device_id) {
case 0x08:
case 0x0B:
chip->hp_stat_mask = imac
? MASK_LOCONN_IMAC |
MASK_HDPLCONN_IMAC |
MASK_HDPRCONN_IMAC
: MASK_HDPCONN;
break;
case 0x00:
case 0x05:
chip->hp_stat_mask = MASK_LOCONN;
break;
default:
chip->hp_stat_mask = MASK_HDPCONN;
break;
}
break;
default:
snd_BUG();
break;
}
}
/*
* build mixers
*/
strcpy(chip->card->mixername, "PowerMac AWACS");
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
snd_pmac_awacs_mixers);
if (err < 0)
return err;
if (beige || g4agp)
;
else if (chip->model == PMAC_SCREAMER)
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2),
snd_pmac_screamer_mixers2);
else if (!pm7500)
err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2),
snd_pmac_awacs_mixers2);
if (err < 0)
return err;
if (pm7500)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500),
snd_pmac_awacs_mixers_pmac7500);
else if (beige)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_beige),
snd_pmac_screamer_mixers_beige);
else if (imac)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_imac),
snd_pmac_screamer_mixers_imac);
else if (g4agp)
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_screamer_mixers_g4agp),
snd_pmac_screamer_mixers_g4agp);
else
err = build_mixers(chip,
ARRAY_SIZE(snd_pmac_awacs_mixers_pmac),
snd_pmac_awacs_mixers_pmac);
if (err < 0)
return err;
chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac || g4agp)
? &snd_pmac_awacs_master_sw_imac
: &snd_pmac_awacs_master_sw, chip);
err = snd_ctl_add(chip->card, chip->master_sw_ctl);
if (err < 0)
return err;
#ifdef PMAC_AMP_AVAIL
if (chip->mixer_data) {
/* use amplifier. the signal is connected from route A
* to the amp. the amp has its headphone and speaker
* volumes and mute switches, so we use them instead of
* screamer registers.
* in this case, it seems the route C is not used.
*/